1 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2 Jan Hubicka <jh@suse.cz>
4 * dwarf2out.c (loc_list_plus_const): Only define if
6 (address_of_int_loc_descriptor): Likewise.
9 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
11 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
14 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
15 constant is more than zero.
17 2009-09-23 Alan Modra <amodra@bigpond.net.au>
20 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
21 call final to emit non-scheduled prologue, instead insert at entry.
23 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
24 Joseph S. Myers <joseph@codesourcery.com>
26 * doc/install.texi (*-*-freebsd*): Add proper format codes.
28 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
29 Rafael Avila de Espindola <espindola@google.com>
31 * gengtype.c (is_file_equal): New function.
32 (close_output_files): Use is_file_equal. Free of->buf.
34 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
35 Rafael Avila de Espindola <espindola@google.com>
37 * gengtype.c (write_types, write_local): Add the output_header
38 argument. Update all callers.
40 2009-09-22 Dodji Seketeli <dodji@redhat.com>
42 * dwarf2out.c (template_parameter_pack_die,
43 gen_formal_parameter_pack_die ): New functions.
44 (make_ith_pack_parameter_name): Remove this function.
45 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
46 DW_TAG_formal_parameter_pack.
47 (gen_generic_params_dies): Represent each template parameter pack
48 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
49 represented by usual DW_TAG_template_*_parameter DIEs that are
50 children of the DW_TAG_template_parameter_pack element DIE.
51 (generic_parameter_die): This doesn't deal with parameter pack
52 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
53 of parameter pack DIEs.
54 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
55 in certain cases, e.g. for pack elements.
56 (gen_formal_types_die, gen_decl_die): Adjust usage of
57 gen_formal_parameter_die.
58 (gen_subprogram_die): Represent each function parameter pack by a
59 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
60 represented by usual DW_TAG_formal_parameter DIEs that are children
61 of the DW_TAG_formal_parameter_pack DIE. Remove references to
62 ____builtin_va_alist decls as no part of the compiler uses those
64 * langhooks.h (struct lang_hooks_for_decls): Add
65 function_parm_expanded_from_pack_p, get_generic_function_decl
66 and function_parameter_pack_p hooks. Fix comment for
67 get_innermost_generic_parms hook.
68 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
69 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
70 macros and use them to initialize lang_hook.
72 2009-09-22 Richard Henderson <rth@redhat.com>
74 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
75 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
76 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
77 on TRAMPOLINE_TEMPLATE.
78 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
79 TRAMPOLINE_ADJUST_ADDRESS.
80 * targhooks.c (default_asm_trampoline_template): Remove.
81 (default_trampoline_adjust_address): Remove.
82 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
83 * targhooks.h: Update decls.
85 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
87 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
88 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
89 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
91 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
94 * reload1.c (reload): Reset debug insns with pseudos without
97 2009-09-22 Neil Vachharajani <nvachhar@google.com>
99 * testsuite/gcc.dg/pr40209.c: Add test case.
101 2009-09-22 Janis Johnson <janis187@us.ibm.com>
103 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
104 unconditional true for decimal float modes.
105 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
106 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
108 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
110 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
111 Enable a new case for __FreeBSD__ >= 7.
112 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
113 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
114 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
115 and USE_LD_AS_NEEDED.
117 * doc/install.texi (*-*-freebsd*): Update target information.
119 2009-09-22 Richard Guenther <rguenther@suse.de>
122 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
123 arrays really properly.
125 2009-09-22 Richard Henderson <rth@redhat.com>
128 * target.h (struct gcc_target): Add asm_out.trampoline_template,
129 calls.static_chain, calls.trampoline_init,
130 calls.trampoline_adjust_address.
131 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
132 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
133 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
134 * builtins.c (expand_builtin_setjmp_receiver): Use
135 targetm.calls.static_chain; only clobber registers.
136 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
137 set up memory attributes properly for the trampoline block.
138 (expand_builtin_adjust_trampoline): Use
139 targetm.calls.trampoline_adjust_address.
140 * calls.c (prepare_call_address): Add fndecl argument. Use
141 targetm.calls.static_chain.
142 * df-scan.c (df_need_static_chain_reg): Remove.
143 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
144 consolodate static chain handling.
145 * doc/tm.texi: Document new hooks.
146 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
147 (init_emit_regs): Don't initialize them.
148 * expr.h (prepare_call_address): Update decl.
149 * final.c (profile_function): Use targetm.calls.static_chain.
150 * function.c (expand_function_start): Likewise.
151 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
152 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
153 only clobber registers.
154 * targhooks.c (default_static_chain): New.
155 (default_asm_trampoline_template, default_trampoline_init): New.
156 (default_trampoline_adjust_address): New.
157 * targhooks.h: Declare them.
158 * varasm.c (assemble_trampoline_template): Use
159 targetm.asm_out.trampoline_template. Make the memory block const
162 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
163 alpha_initialize_trampoline. Make static. Merge VMS parameter
164 differences into the TARGET_ABI_OPEN_VMS code block.
165 (TARGET_TRAMPOLINE_INIT): New.
166 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
167 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
168 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
169 (INITIALIZE_TRAMPOLINE): Remove.
171 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
172 (TRAMPOLINE_TEMPLATE): Merge with ...
173 (INITIALIZE_TRAMPOLINE): ... this and move ...
174 * config/arc/arc.c (arc_trampoline_init): ... here.
175 (TARGET_TRAMPOLINE_INIT): New.
177 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
178 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
179 (arm_asm_trampoline_template): New.
180 (arm_trampoline_init, arm_trampoline_adjust_address): New.
181 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
182 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
183 code to arm_asm_trampoline_template.
184 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
185 arm_trampoline_adjust_address.
186 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
187 adjust for target hook parameters.
189 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
192 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
193 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
194 (bfin_trampoline_init): Rename from initialize_trampoline;
195 make static; update for target hook parameters.
196 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
197 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
198 bfin_asm_trampoline_template.
199 (INITIALIZE_TRAMPOLINE): Remove.
201 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
202 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
203 cris_trampoline_init): New.
204 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
205 cris_asm_trampoline_template.
206 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
207 adjust for target hook parameters.
209 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
211 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
212 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
213 fr30_trampoline_init): New.
214 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
215 fr30_asm_trampoline_template.
216 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
217 adjust for target hook parameters.
219 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
220 (frv_trampoline_init): Rename from frv_initialize_trampoline;
221 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
222 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
223 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
225 * config/h8300/h8300.c (h8300_trampoline_init): New.
226 (TARGET_TRAMPOLINE_INIT): New.
227 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
228 to h8300_trampoline_init and adjust for hook parameters.
230 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
231 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
232 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
233 make static; adjust for hook parameters.
234 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
236 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
237 (TARGET_TRAMPOLINE_INIT): New.
238 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
239 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
240 iq2000_asm_trampoline_template.
241 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
242 (TRAMPOLINE_CODE_SIZE): New.
243 (TRAMPOLINE_SIZE): Use it.
244 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
246 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
247 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
248 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
249 adjust for hook parameters.
250 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
252 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
253 (m32r_trampoline_init): New.
254 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
255 m32r_trampoline_init.
257 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
258 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
259 make static; update for hook parameters.
260 * config/m68hc11/m68hc11-protos.h: Update.
261 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
263 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
264 (TARGET_TRAMPOLINE_INIT): New.
265 (mcore_function_value): Fix typo.
266 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
267 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
268 to mcore_asm_trampoline_template.
269 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
271 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
272 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
273 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
274 update for hook parameters.
275 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
277 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
278 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
279 mips_trampoline_init): New.
280 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
281 mips_asm_trampoline_template.
282 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
283 update for hook parameters.
285 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
286 (TARGET_TRAMPOLINE_INIT): New.
287 (mmix_trampoline_size): Remove.
288 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
289 make static. Remove out-of-date tetra vs octa comment.
290 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
291 make static; update for hook parameters.
292 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
293 (INITIALIZE_TRAMPOLINE): Remove.
294 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
295 (TRAMPOLINE_ALIGNMENT): New.
296 * gcc/config/mmix/mmix-protos.h: Update.
298 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
299 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
300 mn10300_trampoline_init): New.
301 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
302 mn10300_asm_trampoline_template.
303 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
305 * config/moxie/moxie.c (moxie_static_chain,
306 moxie_asm_trampoline_template, moxie_trampoline_init,
307 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
308 TARGET_TRAMPOLINE_INIT): New.
309 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
310 moxie_trampoline_init.
311 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
312 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
314 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
315 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
316 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
317 pa_trampoline_adjust_address): New.
318 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
319 pa_asm_trampoline_template.
320 (TRAMPOLINE_ALIGNMENT): New.
321 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
322 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
323 adjust for hook parameters.
324 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
326 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
327 (TARGET_TRAMPOLINE_INIT): New.
328 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
329 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
331 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
333 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
334 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
335 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
336 make static; adjust parameters for the hook.
337 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
339 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
340 s390_trampoline_template; make static.
341 (s390_trampoline_init): Rename from s390_initialize_trampoline;
342 make static; adjust for target hook.
343 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
344 * config/s390/s390-protos.h: Remove trampoline decls.
345 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
346 (TRAMPOLINE_TEMPLATE): Remove.
347 (TRAMPOLINE_ALIGNMENT): New.
349 * config/score/score-protos.h (score_initialize_trampoline): Remove.
350 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
351 (TARGET_TRAMPOLINE_INIT): New.
352 (score_asm_trampoline_template): New.
353 (score_trampoline_init): Rename from score_initialize_trampoline;
354 make static; adjust for hook parameters.
355 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
356 score[37]_asm_trampoline_template.
357 (INITIALIZE_TRAMPOLINE): Remove.
358 * config/score/score3.c (score3_asm_trampoline_template): New.
359 (score3_trampoline_init): Rename from score3_initialize_trampoline;
360 adjust for target hook.
361 * config/score/score7.c (score7_asm_trampoline_template): New.
362 (score7_trampoline_init): Rename from score7_initialize_trampoline;
363 adjust for target hook.
364 * config/score/score3.h, config/score/score7.h: Update.
366 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
367 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
368 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
369 (sh_trampoline_init): Rename from sh_initialize_trampoline;
370 make static; adjust for target hook parameters.
371 (sh_trampoline_adjust_address): New.
372 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
373 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
375 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
376 (sparc32_initialize_trampoline): Rename from
377 sparc_initialize_trampoline; make static; replace tramp parameter
378 with m_tramp and update memory accesses.
379 (sparc64_initialize_trampoline): Similarly.
380 (sparc_trampoline_init): New.
381 * config/sparc/sparc-protos.h: Remove trampoline decls.
382 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
383 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
385 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
386 (array_to_constant): Make ARR parameter const.
387 (spu_trampoline_init): Rename from spu_initialize_trampoline;
388 make static; update for hook parameters.
389 * config/spu/spu-protos.h: Update decls.
390 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
392 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
393 from xstormy16_initialize_trampoline; make static; update for
395 (TARGET_TRAMPOLINE_INIT): New.
396 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
398 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
399 (TARGET_TRAMPOLINE_INIT): New.
400 (v850_can_eliminate): Make static.
401 (v850_asm_trampoline_template, v850_trampoline_init): New.
402 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
403 v850_asm_trampoline_template.
404 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
405 and adjust for target hook parameters.
407 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
408 (TARGET_TRAMPOLINE_INIT): New.
409 (vax_asm_trampoline_template, vax_trampoline_init): New.
410 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
411 vax_asm_trampoline_template.
412 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
414 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
415 (TARGET_TRAMPOLINE_INIT): New.
416 (xtensa_asm_trampoline_template): Rename from
417 xtensa_trampoline_template; make static.
418 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
419 make static; update for hook parameters.
420 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
421 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
422 (INITIALIZE_TRAMPOLINE): Remove.
424 * config/i386/i386.c (ix86_function_regparm): Do not issue an
425 error for nested functions with regparm=3.
426 (ix86_compute_frame_layout): Adjust frame pointer offset for
427 ix86_static_chain_on_stack.
428 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
429 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
430 don't reset to UNITS_PER_WORD.
431 (ix86_emit_leave): Adjust ix86_cfa_state.
432 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
433 (ix86_static_chain): New.
434 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
435 make static; update for target hook parameters; use ix86_static_chain.
436 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
437 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
438 (INITIALIZE_TRAMPOLINE): Remove.
439 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
440 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
441 to the end. Add static_chain_on_stack.
442 (ix86_static_chain_on_stack): New.
444 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
445 (m68k_output_mi_thunk): Don't use static_chain_rtx.
446 (m68k_trampoline_init): New.
447 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
448 m68k_trampoline_init and adjust for hook parameters.
449 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
450 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
452 2009-09-22 Jakub Jelinek <jakub@redhat.com>
454 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
455 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
457 * reload1.c (reload): Call wrap_constant when substituting
458 reg for equiv inside of DEBUG_INSNs.
461 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
462 add_call_src_coords_attributes, add_high_low_attributes,
463 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
464 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
465 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
466 when -gdwarf-2 -gstrict-dwarf.
467 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
468 -gdwarf-[23] -gstrict-dwarf.
469 (address_of_int_loc_descriptor, loc_descriptor,
470 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
471 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
472 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
474 2009-09-22 Richard Guenther <rguenther@suse.de>
476 PR tree-optimization/41428
477 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
478 (ccp_finalize): Pass it to substitute_and_fold.
480 2009-09-22 Richard Guenther <rguenther@suse.de>
482 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
483 (substitute_and_fold): Adjust prototype.
484 * tree-vrp.c (vrp_evaluate_conditional): Make static.
485 (simplify_stmt_using_ranges): Likewise.
486 (fold_predicate_in): Move here from tree-ssa-propagate.c.
487 (vrp_fold_stmt): New function.
488 (vrp_finalize): Pass it to substitute_and_fold.
489 * tree-flow.h (vrp_evaluate_conditional): Remove.
490 (simplify_stmt_using_ranges): Likewise.
491 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
492 * tree-ssa-copy.c (fini_copy_prop): Likewise.
493 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
495 (fold_predicate_in): Move to tree-vrp.c.
496 (substitute_and_fold): Use the callback instead of calling into
497 tree-vrp.c functions directly.
499 2009-09-22 Jakub Jelinek <jakub@redhat.com>
501 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
502 comparison warning on rs6000.
505 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
506 GIMPLE_EH_MUST_NOT_THROW cleanup.
507 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
509 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
512 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
513 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
514 LIB_SPEC for darwin10 and later since it always uses the unwinder in
515 libSystem which is derived from the gcc 4.2.1 unwinder.
517 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
520 * varasm.c (default_encode_section_info): Copy TLS model into
521 sym_ref flags regardless of backend support for TLS, for all
522 model types except TLS_MODEL_EMULATED.
524 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
527 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
528 we can handle it correctly.
530 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
532 * doc/install.texi (os2): Remove section.
534 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
536 * doc/standards.texi (Objective-C): Adjust two URLs.
538 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
540 * tree-tailcall.c (process_assignment): Don't check if a
541 multiplication or an addition are already present.
542 (find_tail_calls): Combine multiple additions and multiplications.
543 (adjust_accumulator_values): Emit accumulators.
545 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
547 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
548 xmm register restore.
550 2009-09-21 Jan Hubicka <jh@suse.cz>
552 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
553 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
556 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
558 * stor-layout.c (layout_type): Remove obsolete code.
560 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
563 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
565 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
568 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
569 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
570 (fold_builtin_2, do_mpc_arg1): Update accordingly.
571 * fold-const.c (const_binop): Likewise.
572 * real.h (do_mpc_arg2): Update prototype.
574 2009-09-20 Jan Hubicka <jh@suse.cz>
576 * dwarf2out.c (add_const_value_attribute): Return true if successful.
577 (add_location_or_const_value_attribute): Rewrite using
579 (tree_add_const_value_attribute): Return true if successful.
580 (tree_add_const_value_attribute_for_decl): Likewise.
582 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
583 (loc_descriptor): ... here;
584 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
585 (cst_pool_loc_descr): Break out from ...; do not reffer constant
586 pool items that was not marked for output.
587 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
588 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
589 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
590 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
591 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
592 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
593 DW_OP_stack_value to get address of items that are not available
595 (dw_loc_list): Handle single element lists correctly.
597 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
598 Pascal Obry <obry@adacore.com>
600 * unwind-dw2-fde.c (classify_object_over_fdes):
601 Cast the constant 1 to _Unwind_Ptr.
602 (add_fdes): Likewise.
603 (linear_search_fdes): Likewise.
605 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
607 * stor-layout.c (set_sizetype): Avoid useless type copy.
609 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
611 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
613 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
614 * configure, config.in: Regenerate.
615 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
617 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
618 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
619 for global data if the output could be used in a shared library.
620 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
621 to 0 if TARGET_WRITABLE_EH_FRAME.
623 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
625 PR rtl-optimization/39886
626 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
627 just when insn is equal to BB_END (bb).
629 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
631 * config/mips/mips.opt (mrelax-pic-calls): New option.
632 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
634 (mips_unspec_call): Change "unspec_call" expander into this.
635 (mips_strip_unspec_call): New function.
636 (mips_got_load): Call mips_unspec_call instead of
637 gen_unspec_call<mode>.
638 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
640 (mips_cfg_in_reorg): New function.
641 (mips16_lay_out_constants): Use it to decide whether to call
642 CFG-aware insn splitting.
643 (r10k_insert_cache_barriers): Move CFG set-up code from here to
644 mips_reorg. Move DF set-up code from here ...
645 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
647 (mips_reorg): Call mips_df_reorg instead of
648 r10k_insert_cache_barriers. Move CFG set-up code here from
649 r10k_insert_cache_barriers.
650 (mips_call_expr_from_insn): New function.
651 (mips_pic_call_symbol_from_set): Likewise.
652 (mips_find_pic_call_symbol): Likewise.
653 (mips_annotate_pic_call_expr): Likewise.
654 (mips_get_pic_call_symbol): Likewise.
655 (mips_annotate_pic_calls): Likewise.
656 (mips_override_options): Disable -mrelax-pic-calls unless PIC
658 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
659 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
660 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
662 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
663 (unspec_call<mode>): Remove it.
664 (sibcall_internal, sibcall_value_internal,
665 sibcall_value_multiple_internal, call_internal, call_split,
666 call_value_internal, call_value_split,
667 call_value_multiple_internal, call_value_multiple_split): Pass
668 SIZE_OPNO to MIPS_CALL.
669 (call_internal_direct, call_direct_split,
670 call_value_internal_direct, call_value_direct_split): Pass -1 as
671 SIZE_OPNO to MIPS_CALL.
672 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
673 * configure: Regenerate.
674 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
675 and -mno-relax-pic-calls.
676 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
678 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
681 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
682 in the directory this rule is called from, rather than the
683 toplevel 'gcc' directory, to fix in-tree build.
685 2009-09-19 Chris Demetriou <cgd@google.com>
687 PR preprocessor/28435:
688 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
689 to cpplib that the preprocessor output is needed.
691 2009-09-19 Jakub Jelinek <jakub@redhat.com>
693 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
694 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
695 *return_and_restore_fpregs_<mode>,
696 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
699 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
700 instead of assuming it has always a REG inside of it.
702 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
704 * config/freebsd.h: Update comment on types.
707 2009-09-18 Jason Merrill <jason@redhat.com>
709 * c.opt: Add -fno-deduce-init-list.
711 2009-09-18 Neil Vachharajani <nvachhar@google.com>
713 * value-prof.c (interesting_stringop_to_profile_p): Added output
714 argument to indicate which parameter is the size parameter.
715 * value-prof.c (gimple_stringop_fixed_value): Use
716 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
717 * value-prof.c (gimple_stringops_transform): Update call sites to
718 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
719 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
721 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
724 From David Binderman <dcb314@hotmail.com>:
725 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
726 local variable f. Remove stale comments.
727 (ix86_compute_frame_layout): Remove useless local variable total_size.
729 (legitimate_address_p): Remove useless local variables
730 reason_rtx and reason.
731 (ix86_split_copysign_const): Remove useless local variable op1.
732 (scale_counter): Remove useless local variable piece_size_mask.
734 2009-09-18 Jakub Jelinek <jakub@redhat.com>
736 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
739 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
742 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
744 2009-09-17 Jakub Jelinek <jakub@redhat.com>
746 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
749 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
751 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
752 DW_OP_implicit_value even without dwarf_version 4.
754 2009-09-17 Jan Hubicka <jh@suse.cz>
756 * dwarf2out.c: Include tree-pass.h and gimple.h.
757 (loc_list_plus_const): New function.
758 (loc_descriptor_from_tree_1): Rename to ...
759 (loc_descriptor_from_tree): ... remove original.
760 (loc_list_from_tree): New function.
761 (add_AT_location_description): Accept location list.
762 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
763 (concatn_mem_loc_descriptor): Remove.
764 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
766 (secname_for_decl): Move up.
767 (hidden_reference_p): New function; break out from ...
768 (loc_by_refernece): ... here; move up.
769 (dw_loc_list): New function.
770 (single_element_loc_list): New function.
771 (single_element_loc_list_p): New function.
772 (add_loc_descr_to_each): New function.
773 (add_loc_list): New function.
774 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
775 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
776 add diagnostics why expansion failed.
777 (add_location_or_const_value_attribute): Support location lists.
778 (add_bound_info): Likewise.
779 (descr_info_loc): Update call of loc_descriptor_from_tree.
780 (gen_variable_die): Work on location lists.
781 * final.c (pass_final): Add dump file.
782 * Makefile.in (dwarf2out.o): Add new dependencies.
784 2009-09-17 Janis Johnson <janis187@us.ibm.com>
787 * real.c decimal_from_integer, decimal_integer_string): New.
788 (real_from_integer): Use them as special case for decimal float.
789 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
790 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
791 Do not append zero after the decimal point in string to convert.
793 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
795 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
796 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
798 2009-09-17 Martin Jambor <mjambor@suse.cz>
800 * common.opt (fipa-sra): New switch.
801 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
802 * timevar.def (TV_IPA_SRA): New timevar.
803 * params.def (ipa-sra-ptr-growth-factor): New parameter.
804 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
805 * tree-sra.c: Include cgraph.c.
806 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
807 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
808 and grp_not_necessarilly_dereferenced.
809 (func_param_count): New variable.
810 (encountered_apply_args): New variable.
811 (bb_dereferences): New variable.
812 (final_bbs): New variable.
813 (no_accesses_representant): New variable.
814 (no_accesses_p): New function.
815 (dump_access): Dump the new fields.
816 (sra_initialize): Set encountered_apply_args to false.
817 (get_ssa_base_param): New function.
818 (mark_parm_dereference): New function.
819 (create_access): Caring for INIDRECT_REFs and different handling of
820 varialble length accesses in early IPA SRA. Store the stmt - a new
821 parameter - to the new access.
822 (build_access_from_expr_1): New parameter stmt, passed to
823 create_access. Handle INDIRECT_REFs.
824 (build_access_from_expr): Pass the current statement to
825 build_access_from_expr_1.
826 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
828 (build_accesses_from_assign): Pass the current statement to
829 build_access_from_expr_1. Do not create assign links in IPA-SRA.
830 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
831 final_bbs when necessary. Check for calls to __builtin_apply_args.
832 Fixup EH info if anythng was changed.
833 (is_unused_scalar_param): New function.
834 (ptr_parm_has_direct_uses): New function.
835 (find_param_candidates): New function.
836 (mark_maybe_modified): New function.
837 (analyze_modified_params): New function.
838 (propagate_dereference_distances): New function.
839 (dump_dereferences_table): New function.
840 (analyze_caller_dereference_legality): New function.
841 (unmodified_by_ref_scalar_representative): New function.
842 (splice_param_accesses): New function.
843 (decide_one_param_reduction): New function.
844 (enum ipa_splicing_result): New type.
845 (splice_all_param_accesses): New function.
846 (get_param_index): New function.
847 (turn_representatives_into_adjustments): New function.
848 (analyze_all_param_acesses): New function.
849 (get_replaced_param_substitute): New function.
850 (get_adjustment_for_base): New function.
851 (replace_removed_params_ssa_names): New function.
852 (sra_ipa_reset_debug_stmts): New function.
853 (sra_ipa_modify_expr): New function.
854 (sra_ipa_modify_assign): New function.
855 (convert_callers): New function.
856 (modify_function): New function.
857 (ipa_sra_preliminary_function_checks): New function.
858 (ipa_early_sra): New function.
859 (ipa_early_sra_gate): New function.
860 (pass_early_ipa_sra): New variable.
861 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
863 2009-09-17 Michael Matz <matz@suse.de>
866 * tree.c (build_type_attribute_qual_variant): Export.
867 * tree.h (build_type_attribute_qual_variant): Declare.
868 * tree-inline.c (remap_type_1): Use it to build variants with
869 the original qualifiers and attributes.
871 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
873 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
874 without a fallthrough edge.
876 2009-09-16 DJ Delorie <dj@redhat.com>
878 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
879 chip and ignore the "fast_interrupt" attribute if so.
881 2009-09-16 Richard Henderson <rth@redhat.com>
884 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
887 2009-09-16 Richard Henderson <rth@redhat.com>
890 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
891 is set only if DECL_NO_STATIC_CHAIN is unset.
892 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
893 (FOR_EACH_NEST_INFO): New.
894 (walk_all_functions): Use it.
895 (finalize_nesting_tree): Likewise.
896 (unnest_nesting_tree): Likewise.
897 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
898 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
899 (convert_gimple_call): Early out if gimple_call_chain already set.
900 (convert_all_function_calls): Iterate until no new functions
901 require a static chain.
902 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
903 when building a trampoline. Use dump_function_to_file instead
905 (lower_nested_functions): Open dump_file. Validate that decls
906 that have DECL_NO_STATIC_CHAIN from the front end don't have that
907 bit reset by this pass.
909 2009-09-16 Michael Matz <matz@suse.de>
912 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
913 shorten decl_common_unused.
914 (DECL_RESTRICTED_P): New accessor.
915 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
916 to disambiguate marked decls and restrict pointers.
918 2009-09-16 Richard Henderson <rth@redhat.com>
921 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
923 2009-09-16 Jakub Jelinek <jakub@redhat.com>
925 * integrate.c (set_block_abstract_flags): Call
926 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
928 2009-09-16 Richard Guenther <rguenther@suse.de>
931 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
934 2009-09-16 DJ Delorie <dj@redhat.com>
935 Kaz Kojima <kkojima@gcc.gnu.org>
937 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
938 (sh_expand_prologue): Update calls to output_stack_adjust.
939 (sh_expand_epilogue): Likewise.
941 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
944 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
945 trying to limit the extent of searches in the insn stream.
947 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
948 Jakub Jelinek <jakub@redhat.com>
952 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
954 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
955 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
956 (rs6000_savres_strategy): Always save FP registers inline if the
957 target doesn't support hardware double-precision. Set the above
958 bits in return value when needed.
959 (rs6000_savres_routine_sym): Fix computation for cache selector.
960 Mark the generated symbol as a function. Rename exitp argument to
961 lr. Move code for determining the name of the symbol...
962 (rs6000_savres_routine_name): ...here. New function. Add cases for
963 getting the names right on AIX and 64-bit Linux.
964 (savres_routine_name): New variable.
965 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
966 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
967 on what the target routine uses as a base register. If savep && lr
968 describe saving of r0 into memory slot.
969 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
970 line calls for AIX ABI.
971 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
972 determine FP save/restore functions.
973 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
974 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
976 (rs6000_emit_epilogue): Adjust computation of restore_lr.
977 Duplicate restoration of LR and execute the appropriate one
978 depending on whether GPRs are being restored inline. Set r11 from
979 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
980 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
981 Fix out of line calls for AIX ABI.
982 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
984 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
986 (*restore_gpregs_spe): Likewise.
987 (*return_and_restore_gpregs_spe): Likewise.
988 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
989 Define to empty string unconditionally.
990 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
991 Define to empty string unconditionally.
992 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
995 2009-09-15 Jan Hubicka <jh@suse.cz>
997 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
998 * params.def (inline-insns-auto): Likewise.
1000 2009-09-15 Martin Jambor <mjambor@suse.cz>
1002 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1003 individual statements only at TDF_DETAILS dump level. Format
1004 source for 80 characters per line.
1006 2009-09-15 Christian Bruel <christian.bruel@st.com>
1008 * regrename.c (do_replace): Update REG_DEAD notes.
1010 2009-09-15 Revital Eres <eres@il.ibm.com>
1012 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1013 * targhooks.c (default_builtin_support_vector_misalignment):
1014 New builtin function.
1015 * targhooks.h (default_builtin_support_vector_misalignment):
1017 * target.h (builtin_support_vector_misalignment):
1018 New field in struct gcc_target.
1019 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1020 new builtin function.
1021 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1023 * config/rs6000/rs6000.c
1024 (rs6000_builtin_support_vector_misalignment): New function.
1025 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1027 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1029 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1031 (bfin_optimize_loop): Likewise.
1032 (bfin_gen_bundles): Likewise.
1033 (workaround_speculation): Likewise.
1034 (find_load): Return NULL_RTX for debug_insn.
1036 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1038 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1041 2009-09-14 DJ Delorie <dj@redhat.com>
1043 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1044 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1047 2009-09-14 Richard Henderson <rth@redhat.com>
1048 Jakub Jelinek <jakub@redhat.com>
1050 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1051 * cfgbuild.c (make_edges): Handle asm goto.
1052 * cfglayout.c (fixup_reorder_chain): Likewise.
1053 * cfgrtl.c (patch_jump_insn): Likewise.
1054 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1055 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1056 (gimple_build_asm_vec): Add and use labels parameter.
1057 (gimple_build_asm): Remove.
1058 (walk_gimple_asm): Walk labels too.
1059 * gimple.def (GIMPLE_ASM): Update docs.
1060 * gimple.h: Update decls.
1061 (struct gimple_statement_asm): Change nc to use unsigned char;
1063 (gimple_asm_nlabels): New.
1064 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1065 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1066 into gimple_build_asm_vec.
1067 * jump.c (mark_jump_label_asm): New.
1068 (mark_jump_label): Use it.
1069 (redirect_jump_1): Handle asm goto.
1070 (invert_jump_1): Soft fail if X is null.
1071 * recog.c (extract_asm_operands): New.
1072 (asm_noperands): Use it; handle asm labels.
1073 (decode_asm_operands): Use extract_asm_operands.
1074 (asm_operand_ok): Properly handle empty string.
1075 * reg-stack.c (get_asm_operands_in_out): Rename from
1076 get_asm_operand_n_inputs; use extract_asm_operands; return both
1077 inputs and outputs by reference; update all callers.
1078 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1079 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1080 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1081 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1082 (extract_asm_operands): Declare.
1083 * stmt.c (expand_asm_operands): Add and use labels parameter.
1084 (check_unique_operand_names): Likewise.
1085 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1086 (expand_asm_stmt): Handle asm labels.
1087 * tree-cfg.c (make_gimple_asm_edges): New.
1088 (make_edges): Use it.
1089 (cleanup_dead_labels): Handle asm labels.
1090 (is_ctrl_altering_stmt): Likewise.
1091 (gimple_redirect_edge_and_branch): Likewise.
1092 * tree.def (ASM_EXPR): Add 5th operand.
1093 * tree.h (ASM_LABELS): New.
1094 (resolve_asm_operand_names): Update decl.
1096 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1097 (c_parser_asm_goto_operands): New.
1098 * c-tree.h (build_asm_expr): Update decl.
1099 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1100 * doc/extend.texi: Document asm goto.
1102 2009-09-14 Richard Henderson <rth@redhat.com>
1104 * except.h: Update declarations.
1105 (struct pointer_map_t): Forward declare.
1106 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1107 (struct eh_landing_pad_d, eh_landing_pad): New.
1108 (struct eh_catch_d, eh_catch): New.
1109 (struct eh_region_d): Remove next_region_sharing_label, aka,
1110 label, tree_label, landing_pad, post_landing_pad, resume,
1111 may_contain_throw. Rename region_number to index. Remove
1112 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1113 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1114 (VEC(eh_landing_pad,gc)): New.
1115 (struct eh_status): Remove last_region_number. Add lp_array,
1116 throw_stmt_table, ttype_data, ehspec_data.
1117 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1118 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1119 * except.c (lang_protect_cleanup_actions): Return tree.
1120 (struct ehl_map_entry): Remove.
1121 (init_eh_for_function): Push zero entries for region and lp_array.
1122 (gen_eh_region): Add to region_array immediately.
1123 (gen_eh_region_catch): Operate on eh_catch objects.
1124 (gen_eh_landing_pad): New.
1125 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1126 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1127 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1128 (get_eh_landing_pad_from_number_fn): New.
1129 (get_eh_landing_pad_from_number): New.
1130 (get_eh_region_from_lp_number_fn): New.
1131 (get_eh_region_from_lp_number): New.
1132 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1133 (get_exception_pointer, get_exception_filter): Remove.
1134 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1135 (current_function_has_exception_handlers): Simplify.
1136 (bring_to_root, eh_region_replaceable_by_p): Remove.
1137 (replace_region, hash_type_list, hash_eh_region): Remove.
1138 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1139 (label_to_region_map, num_eh_regions): Remove.
1140 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1141 (find_exception_handler_labels): Remove.
1142 (duplicate_eh_regions_0, find_prev_try): Remove.
1143 (struct duplicate_eh_regions_data): New.
1144 (duplicate_eh_regions_1): Rewrite.
1145 (duplicate_eh_regions): Return a pointer map instead of an
1147 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1148 (redirect_eh_edge_to_label): Remove.
1149 (eh_region_outermost): Rewrite using eh_region pointers
1150 instead of integers.
1151 (add_ttypes_entry): Update for ttype_data move to eh_status.
1152 (add_ehspec_entry): Rewrite with VEC instead of varray.
1153 (assign_filter_values): Likewise. Export.
1154 (build_post_landing_pads, connect_post_landing_pads): Remove.
1155 (dw2_build_landing_pads): Rewrite to use lp_array.
1156 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1157 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1158 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1159 (sjlj_mark_call_sites): Update for landing pad numbers.
1160 (finish_eh_generation): Rewrite.
1161 (gate_handle_eh): Do nothing for no eh tree.
1162 (pass_rtl_eh): Move up near finish_eh_generation.
1163 (remove_eh_landing_pad): New.
1164 (remove_eh_handler): Export.
1165 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1166 (for_each_eh_label): Rewrite to use lp_array.
1167 (make_reg_eh_region_note): New.
1168 (make_reg_eh_region_note_nothrow_nononlocal): New.
1169 (insn_could_throw_p): New.
1170 (copy_reg_eh_region_note_forward): New.
1171 (copy_reg_eh_region_note_backward): New.
1172 (check_handled, add_reachable_handler): Remove.
1173 (reachable_next_level, foreach_reachable_handler): Remove.
1174 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1175 (get_eh_region_and_lp_from_rtx): New.
1176 (get_eh_region_from_rtx): New.
1177 (can_throw_internal_1, can_throw_external_1): Remove.
1178 (can_throw_internal): Use get_eh_region_from_rtx.
1179 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1180 (insn_nothrow_p, can_nonlocal_goto): New.
1181 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1182 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1183 (add_action_record): Use VEC not varray.
1184 (collect_one_action_chain): Update for eh_region changes.
1185 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1186 Use get_eh_region_and_lp_from_rtx.
1187 (gate_convert_to_eh_region_ranges): New.
1188 (pass_convert_to_eh_region_ranges): Use it.
1189 (push_uleb128, push_sleb128): Use VEC not varray.
1190 (output_one_function_exception_table): Likewise.
1191 (dump_eh_tree): Update for eh_region changes.
1192 (verify_eh_tree): Likewise.
1193 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1194 * tree-eh.c: Include target.h.
1195 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1196 Don't disallow GIMPLE_RESX; adjust argument check.
1197 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1198 (record_stmt_eh_region): Update for landing pad numbers;
1199 generate a landing pad if necessary.
1200 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1201 (remove_stmt_from_eh_lp_fn): Similarly.
1202 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1203 Update for lp numbers; don't special case missing throw_stmt_table.
1204 (lookup_expr_eh_lp): Similarly.
1205 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1206 (eh_seq, eh_region_may_contain_throw): New.
1207 (struct leh_state): Add ehp_region.
1208 (struct leh_tf_state): Remove eh_label.
1209 (emit_post_landing_pad): New.
1210 (emit_resx, emit_eh_dispatch): New.
1211 (note_eh_region_may_contain_throw): New.
1212 (frob_into_branch_around): Take eh_region not eh label;
1213 emit eh code into eh_seq.
1214 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1215 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1216 lower_eh_must_not_throw. Emit code to eh_seq.
1217 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1218 (lower_try_finally_onedest): Likewise.
1219 (lower_try_finally_copy): Likewise.
1220 (lower_try_finally_switch): Likewise.
1221 (lower_try_finally): Initialize ehp_region.
1222 (lower_catch): Update for eh_catch objects.
1223 (lower_eh_filter): Don't handle must_not_throw.
1224 (lower_eh_must_not_throw): New.
1225 (lower_cleanup): Don't set eh_label.
1226 (lower_eh_constructs_2): Resolve eh builtins.
1227 Handle GIMPLE_EH_MUST_NOT_THROW.
1228 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1229 Add eh_seq to the end of the function body.
1230 (make_eh_dispatch_edges): New.
1231 (make_eh_edge): Remove.
1232 (make_eh_edges): Simplify for landing pads.
1233 (redirect_eh_edge_1): New.
1234 (redirect_eh_edge): Use it.
1235 (redirect_eh_dispatch_edge): New.
1236 (stmt_could_throw_p): Use a switch. Allow RESX.
1237 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1238 (stmt_can_throw_internal): Likewise.
1239 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1240 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1241 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1242 (gate_refactor_eh): New.
1243 (pass_refactor_eh): Use it.
1244 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1245 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1246 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1247 (remove_unreachable_handlers): Rename from
1248 tree_remove_unreachable_handlers; rewrite for landing pads;
1249 call remove_eh_handler directly.
1250 (remove_unreachable_handlers_no_lp): New.
1251 (unsplit_eh, unsplit_all_eh): New.
1252 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1253 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1254 (cleanup_empty_eh_unsplit): New.
1255 (cleanup_empty_eh): Rewrite.
1256 (cleanup_all_empty_eh): New.
1257 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1258 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1259 (gate_cleanup_eh): New.
1260 (pass_cleanup_eh): Use it.
1261 (verify_eh_edges): Move later in file. Expect one EH edge.
1262 (verify_eh_dispatch_edge): New.
1264 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1265 (gtype-desc.o): Add TARGET_H.
1266 (tree.o): Use EXCEPT_H, not except.h.
1267 (cfgbuild.o): Add EXPR_H.
1268 (GTFILES): Add vecprim.h.
1269 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1270 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1271 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1272 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1273 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1274 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1275 calls to can_throw_internal.
1276 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1277 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1278 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1279 (expand_gimple_stmt): Use make_reg_eh_region_note.
1280 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1281 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1282 or find_exception_handler_labels.
1283 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1284 there is exacly one EH edge. Use can_nonlocal_goto and
1286 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1287 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1288 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1289 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1290 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1291 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1292 * dse.c (scan_insn): Use insn_could_throw_p.
1293 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1294 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1295 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1296 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1297 EXC_PTR_EXPR or FILTER_EXPR.
1298 (tree_expr_nonzero_warnv_p): Likewise.
1299 * function.h: Include vecprim.h, not varray.h
1300 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1301 move ttype_data and ehspec_data members to struct eh_status; change
1302 action_record_data member to a VEC.
1303 * gcse.c (hash_scan_set): Use can_throw_internal.
1304 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1305 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1306 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1307 (block_may_fallthru): Don't handle RESX_EXPR.
1308 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1309 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1310 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1311 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1312 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1313 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1314 (gimple_size): Likewise.
1315 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1316 (gimple_build_resx): Use gimple_build_with_ops.
1317 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1318 (is_gimple_val): Likewise.
1319 (is_gimple_stmt): Remove RESX_EXPR.
1320 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1321 (GIMPLE_RESX): Reorder with other EH constructs.
1322 * gimple.h (struct gimple_statement_eh_mnt): New.
1323 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1324 (gimple_eh_filter_must_not_throw): Remove.
1325 (gimple_eh_filter_set_must_not_throw): Remove.
1326 (gimple_eh_must_not_throw_fndecl): New.
1327 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1328 (is_gimple_resx): New.
1329 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1330 Don't copy EH_FILTER_MUST_NOT_THROW.
1331 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1332 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1333 handle must_not_throw_labels specially.
1334 * ipa-pure-const.c (check_call): Update debug statement for LP.
1335 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1336 * ipa-utils.c (get_base_var): Likewise.
1337 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1338 * lower-subreg.c (move_eh_region_note): Remove.
1339 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1340 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1341 (create_task_copyfn): Likewise.
1342 (maybe_catch_exception): Use gimple_build_eh_filter.
1343 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1344 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1345 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1346 and pass_lower_resx.
1347 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1348 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1349 can_throw_internal, can_nonlocal_goto.
1350 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1351 copy_reg_eh_region_note_forward.
1352 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1353 (emit_output_reload_insns): Likewise.
1354 (copy_eh_notes): Remove.
1355 * rtl.def (RESX): Remove.
1356 * rtl.h: Update declarations.
1357 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1358 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1359 (update_eh_label): Remove.
1360 (cleanup_dead_labels_eh): New.
1361 (cleanup_deal_labels): Use it instead of update_eh_label.
1362 (gimple_merge_blocks): Update landing pad data structure when
1363 removing a landing pad label.
1364 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1365 test; handle GIMPLE_EH_MUST_NOT_THROW.
1366 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1367 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1368 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1369 (verify_stmt): Likewise. Verify landing pads.
1370 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1371 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1372 (struct move_stmt_d): Add eh_map.
1373 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1374 (move_stmt_r): Remap eh region numbers in builtin calls,
1375 resx and eh_dispatch.
1376 (move_block_to_fn): Remove eh_offset parameter. Use
1377 maybe_duplicate_eh_stmt_fn.
1378 (find_outermost_region_in_block): Operate on eh_region pointers
1379 instead of region numbers.
1380 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1381 duplicate_eh_regions.
1382 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1383 test earlier. Disallow EH landing pads.
1384 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1385 * tree-flow.h: Update declarations.
1386 (struct tree_ann_common_d): Replace rn with lp_nr.
1387 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1388 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1389 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1390 resx and eh_dispatch.
1391 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1392 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1393 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1394 from duplicate_eh_regions.
1395 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1396 update RESX; handle EH_DISPATCH.
1397 (expand_call_inline): Set eh_lp_nr, not eh_region.
1398 (maybe_inline_call_in_expr): Likewise.
1399 * tree-inline.h (struct copy_body_data): Replace eh_region with
1400 eh_lp_nr, eh_region_offset with eh_map.
1401 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1402 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1403 * tree-pretty-print.c (dump_generic_node): Don't handle
1404 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1405 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1406 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1407 EXC_PTR_EXPR, FILTER_EXPR.
1408 * tree-ssa-operands.c (get_expr_operands): Likewise.
1409 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1410 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1411 (ao_ref_init_from_vn_reference): Likewise.
1412 * tree-ssa-sink.c (statement_sink_location): Likewise.
1413 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1414 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1415 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1416 EXC_PTR_EXPR, FILTER_EXPR.
1417 (is_exception_related): Remove.
1418 (compute_avail): Don't call it.
1419 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1420 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1421 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1422 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1424 (build_resx): Remove.
1425 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1426 * tree.h: Update declarations.
1427 (EH_FILTER_MUST_NOT_THROW): Remove.
1428 (struct tree_label_decl): Add eh_landing_pad_nr.
1429 (EH_LANDING_PAD_NR): New.
1430 * value-prof.c (gimple_ic): Tidy variable names. Update for
1431 landing pad numbers.
1432 (gimple_stringop_fixed_value): Tidy variable names. Assert
1433 that neither call stmt can throw.
1434 * vecprim.h (uchar): New.
1435 (VEC(uchar,heap), VEC(uchar,gc)): New.
1437 * c-common.c (c_define_builtins): Update call to
1438 build_common_builtin_nodes.
1439 * c-parser.c (c_parse_file): Don't call
1440 default_init_unwind_resume_libfunc.
1442 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1444 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1445 (mips_cprestore_address_p): Likewise.
1446 (mips_save_gp_to_cprestore_slot): Likewise.
1447 (mips_restore_gp): Rename to...
1448 (mips_restore_gp_from_cprestore_slot): ...this.
1449 (mips_must_initialize_gp_p): Declare.
1450 (mips_emit_save_slot_move): Likewise.
1451 (mips_output_load_label): Return nothing.
1452 (mips_eh_uses): Declare.
1453 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1454 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1455 (TARGET_ABSOLUTE_JUMPS): Likewise.
1456 (EH_USES): Likewise.
1457 (FIRST_PSEUDO_REGISTER): Update comment.
1458 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1459 (MIPS_CALL): ...here.
1460 (REGISTER_NAMES): Add $cprestore.
1461 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1462 Add load_label_length, has_inflexible_gp_insn_p,
1463 has_flexible_gp_insn_p, must_initialize_gp_p and
1464 must_restore_gp_when_clobbered_p.
1465 (mips_expand_call): Don't generate split instructions here.
1466 (mips_split_call): Update the call to mips_restore_gp after
1467 the above name change.
1468 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1469 (mips_find_gp_ref): New function.
1470 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1471 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1472 (mips_insn_has_flexible_gp_ref_p): Likewise.
1473 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1474 (mips_function_has_gp_insn): Delete.
1475 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1476 Use the new functions above. Only return INVALID_REGNUM
1477 for TARGET_ABSOLUTE_JUMPS.
1478 (mips_must_initialize_gp_p): New function.
1479 (mips_get_cprestore_base_and_offset): New function, extracted from...
1480 (mips_cprestore_slot): ...here. Take a bool parameter.
1481 (mips_cfun_has_cprestore_slot_p): New function.
1482 (mips_cprestore_address_p): Likewise.
1483 (mips_save_gp_to_cprestore_slot): Likewise.
1484 (mips_restore_gp): Rename to...
1485 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1486 epilogue_completed. Update the call to mips_cprestore_slot.
1487 Test cfun->machine->must_restore_gp_when_clobbered_p.
1488 (mips_direct_save_slot_move_p): New function.
1489 (mips_emit_save_slot_move): Likewise.
1490 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1491 of cfun->machine->global_pointer.
1492 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1493 (mips_save_reg): Use mips_emit_save_slot_move.
1494 (mips_expand_prologue): Set must_initialize_gp_p.
1495 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1496 for all cprestore saves. Emit a use_cprestore instruction after
1497 setting up the cprestore slot.
1498 (mips_restore_reg): Use mips_emit_save_slot_move.
1499 (mips_process_load_label): New function.
1500 (mips_load_label_length): Likewise.
1501 (mips_output_load_label): Don't return asm: output it here instead.
1502 Use mips_process_load_label.
1503 (mips_adjust_insn_length): Adjust the length of branch instructions
1504 that have length MAX_PIC_BRANCH_LENGTH.
1505 (mips_output_conditional_branch): Update the call to
1506 mips_output_load_label. Assume the branch target is OPERANDS[0]
1507 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1508 (mips_output_order_conditional_branch): Swap the meaning of
1509 OPERANDS[0] and OPERANDS[1].
1510 (mips_variable_issue): Don't count ghost instructions.
1511 (mips_expand_ghost_gp_insns): New function.
1512 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1513 (mips_output_mi_thunk): Set must_initialize_gp_p.
1514 (mips_eh_uses): New function.
1515 * config/mips/predicates.md (cprestore_save_slot_operand)
1516 (cprestore_load_slot_operand): New predicates.
1517 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1518 (UNSPEC_MOVE_GP): Likewise.
1519 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1520 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1521 (CPRESTORE_SLOT_REGNUM): New register.
1522 (MAX_PIC_BRANCH_LENGTH): New constant.
1523 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1524 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1525 branches. Fix commentary.
1526 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1527 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1528 Change type to "ghost".
1529 (loadgp_absolute_<mode>): Likewise.
1530 (loadgp_rtp_<mode>): Likewise.
1531 (copygp_mips16): Likewise.
1532 (loadgp_blockage): Remove redundant mode attribute.
1533 (potential_cprestore): New instruction.
1534 (cprestore): Turn into an unspec set.
1535 (use_cprestore): New instruction.
1536 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1537 (*branch_fp_inverted): Likewise.
1538 (*branch_order<mode>): Likewise.
1539 (*branch_order<mode>_inverted): Likewise.
1540 (*branch_equality<mode>): Likewise.
1541 (*branch_equality<mode>_inverted): Likewise.
1542 (*branch_bit<bbv><mode>): Likewise.
1543 (*branch_bit<bbv><mode>_inverted): Likewise.
1544 (*branch_equality<mode>_mips16): Remove redundant mode.
1545 (jump): Turn into a define_expand.
1546 (*jump_absolute): New instruction.
1547 (*jump_pic): Likewise.
1548 (*jump_mips16): Rename previously-unnamed pattern. Remove
1549 redundant mode attribute.
1550 (restore_gp): Split on epilogue_completed rather than
1551 reload_completed. Change type to "ghost".
1552 (move_gp<mode>): New instruction.
1553 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1554 Remove redundant mode attribute.
1555 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1556 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1557 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1559 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1562 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1563 are returned in the same register (vs34 or v2) that Altivec vector
1564 types are returned in.
1565 (rs6000_libcall_value): Ditto.
1568 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1569 instead of explicit addsi3/adddi3 calls.
1570 (rs6000_split_multireg_move): Ditto.
1571 (rs6000_emit_allocate_stack): Ditto.
1572 (rs6000_emit_prologue): Ditto.
1573 (rs6000_output_mi_thunk): Ditto.
1575 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1576 size is 64 bits if we can use 64-bit registers.
1578 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1580 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1583 From Jie Zhang <jie.zhang@analog.com>:
1584 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1585 save FP and RETS with saveall attribute.
1586 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1587 with saveall attribute.
1589 * config/bfin/bfin.c (bfin_expand_builtin,
1590 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1593 From Jie Zhang <jie.zhang@analog.com>:
1594 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1595 before use in two places.
1596 * config/bfin/bfin.md (AREG): Define mode iterator.
1597 (reload_in, reload_out): Use mode iterator AREG.
1599 2009-09-14 Richard Guenther <rguenther@suse.de>
1602 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1603 EH personality path.
1605 2009-09-13 Richard Guenther <rguenther@suse.de>
1606 Rafael Avila de Espindola <espindola@google.com>
1608 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1609 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1610 (LANG_HOOKS_INITIALIZER): Adjust.
1611 (lhd_pass_through_t): Declare.
1612 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1614 * langhooks.c (lhd_pass_through_t): New function.
1615 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1616 dwarf2out_begin_prologue): Use personality from current_function_decl.
1617 * expr.h (get_personality_function): Declare.
1618 * expr.c (get_personality_function): New function.
1619 (build_personality_function): Likewise.
1620 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1621 (eh_personality_libfunc): Remove.
1622 * optabs.c (build_libfunc_function): New function split out from ...
1623 (init_one_libfunc): ... here.
1624 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1625 (tree_function_decl): Add personality.
1626 (lhd_gcc_personality): Declare.
1627 (build_personality_function): Likewise.
1628 * tree.c (gcc_eh_personality_decl): New.
1629 (lhd_gcc_personality): New function.
1630 * except.h (lang_eh_runtime_type): Remove.
1631 (enum eh_personality_kind): New.
1632 (build_personality_function): Declare.
1633 (function_needs_eh_personality): Declare.
1634 * except.c (lang_eh_runtime_type): Remove.
1635 (function_needs_eh_personality): New function.
1636 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1637 (sjlj_emit_function_enter, output_function_exception_table):
1638 Use personality from current_function_decl.
1639 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1640 * tree-inline.c (tree_can_inline_p): Do not inline across different
1642 (expand_call_inline): Likewise. Adjust the callers EH personality.
1643 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1644 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1645 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1646 (c-parser.o): Likewise
1647 * c-tree.h (c_eh_initialized_p): Remove.
1648 (c_maybe_initialize_eh): Likewise.
1649 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1650 (finish_decl): Don't call c_maybe_initialize_eh.
1651 (c_eh_initialized_p): Remove.
1652 (c_maybe_initialize_eh): Likewise.
1653 * c-parser.c (c_parser_omp_construct): Likewise.
1654 (c_parse_file): Initialize exception handling.
1656 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1658 * config.gcc (tm_file): Remove i386/biarch32.h
1659 for i?86-w64-mingw* case.
1660 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1662 * config.host: Set for x64 mingw the option
1663 use_long_long_for_widest_fast_int to yes.
1665 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1667 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1668 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1669 (dbxout_begin_function): Likewise.
1670 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1671 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1672 set on the function.
1673 (final_end_function): Likewise.
1674 (final_scan_insn): Likewise.
1675 (rest_of_handle_final): Likewise.
1676 * varasm.c (assemble_start_function): Likewise.
1677 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1679 2009-09-12 Jason Merrill <jason@redhat.com>
1681 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1682 * opts.c (common_handle_option): constify.
1684 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1686 * doc/install.texi (avr): Remove obsolete reference site.
1688 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1690 * doc/install.texi (Binaries): Adjust AIX link.
1692 2009-09-12 Akim Demaille <demaille@gostai.com>
1694 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1695 Use an imperative sentence.
1697 2009-09-11 Richard Henderson <rth@redhat.com>
1699 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1700 structure-name and has-tree-operands arguments; update all entries.
1701 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1703 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1704 (gsstruct_code_size): New.
1705 (gss_for_code_): New.
1706 (gss_for_code): Remove.
1707 (gimple_size): Rewrite using gsstruct_code_size.
1708 (gimple_statement_structure): Move to gimple.h.
1709 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1710 (gss_for_code, gimple_statement_structure): New.
1711 (gimple_ops): Use new arrays; tidy.
1713 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1715 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1716 operand to be a PLUS expression.
1717 * config/pa/pa.c (pa_secondary_reload): Likewise.
1719 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1721 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1723 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1726 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1728 From Jie Zhang <jie.zhang@analog.com>:
1729 * doc/extend.texi (node Function Attributes): Document l2
1731 (node Blackfin Variable Attributes): Document l2 variable attributes.
1733 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1735 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1736 to match the system compiler's configuration at inflection point.
1737 Add comment to remark a remaining difference with system compiler.
1739 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1740 * configure: Regenerate.
1742 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1744 From Jie Zhang <jie.zhang@analog.com>:
1745 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1746 (bfin_handle_l2_attribute): New.
1747 (bfin_attribute_table): Add l2 attribute.
1749 2009-09-11 Michael Matz <matz@suse.de>
1752 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1753 on the local_decls list.
1755 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1759 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1761 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1762 for VALUEs, to implement the documented interface.
1763 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1764 Adjust for VALUEs and anything else, to implement the
1765 documented interface.
1767 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1769 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1770 with actual SPE/paired vector modes before using 64-bit alignment.
1771 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1773 2009-09-10 DJ Delorie <dj@redhat.com>
1775 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1778 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1779 * config/mep/mep.c (mep_legitimate_constant_p): New.
1780 * config/mep/mep-protos.h: Prototype it.
1782 2009-09-10 Richard Henderson <rth@redhat.com>
1784 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1786 2009-09-10 Jason Merrill <jason@redhat.com>
1788 * tree.c (chain_index): New fn.
1789 * tree.h: Declare it.
1791 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1793 * config/sol2-c.c (cmn_err_length_specs): Initialize
1794 scalar_identity_flag.
1796 2009-09-10 Richard Henderson <rth@redhat.com>
1798 * tree.h (struct tree_decl_common): Move align member earlier;
1799 move label_decl_uid member ...
1800 (struct tree_label_decl): ... here.
1801 (LABEL_DECL_UID): Update to match.
1803 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1806 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1807 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1809 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1810 dest_prev if the edge is complex.
1812 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1814 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1815 loop latch tests earlier.
1817 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1818 before GIMPLE_RETURN, not after its predecessor; insert
1821 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1822 gimple_seq_empty_p to test for no PHI nodes.
1823 * tree-cfg.c (split_critical_edges): Likewise.
1825 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1827 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1829 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1830 introduced by the VTA branch merge.
1832 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1834 * ira-conflicts.c: Use fputs or putc instead of fprintf
1838 * tree-switch-conversion.c: Ditto.
1840 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1842 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1843 introduced by the VTA branch merge.
1845 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1848 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1850 PR rtl-optimization/39779
1851 * expr.c (convert_modes): Return when mode == oldmode after
1852 CONST_INTs are processed.
1854 2009-09-10 Nick Clifton <nickc@redhat.com>
1856 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1857 attribute and referring decl when creating renamed symbol.
1859 2009-09-10 Richard Guenther <rguenther@suse.de>
1862 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1864 (cgraph_finalize_compilation_unit): Compute reachability
1865 before emitting thunks. Properly process aliases before
1866 possibly removing unreachable nodes.
1868 2009-09-10 Richard Guenther <rguenther@suse.de>
1871 * tree.c (struct free_lang_data_d): Add worklist member.
1872 (find_decls_types_r): Push onto the worklist instead of recursing.
1873 Handle TREE_BINFOs properly.
1874 (find_decls_types): New function wrapped around find_decls_types_r
1875 to process the worklist.
1876 (find_decls_types_in_eh_region): Use it.
1877 (find_decls_types_in_node): Likewise.
1878 (find_decls_types_in_var): Likewise.
1879 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1880 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1881 (AGGREGATE_TYPE_P): Adjust.
1883 2009-09-09 Jason Merrill <jason@redhat.com>
1885 * configure.ac: Check glibc version even if we have an in-tree
1888 2009-09-09 Anthony Green <green@moxielogic.com>
1890 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1891 the constant 0 when appropriate.
1892 * config/moxie/constraints.md: Add constraint O.
1894 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1895 to pass up to 6 32-bit argument values in registers.
1896 (moxie_function_arg): Ditto.
1897 (moxie_arg_partial_bytes): Ditto.
1898 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1899 (REG_PARM_STACK_SPACE): Ditto.
1900 (FUNCTION_ARG_REGNO_P): Ditto.
1902 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1903 instruction to allocate stack space.
1905 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1907 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1908 unnecessarily stringent constraints. Fix address
1909 calculation in the splitters.
1911 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1913 PR rtl-optimization/39779
1914 * expr.c (convert_modes): Return when mode == oldmode after
1915 CONST_INTs are processed.
1917 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1920 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1921 (ix86_expand_prologue): Take frame.padding0 into logic of
1923 (ix86_expand_epilogue): Likewise.
1925 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1927 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1929 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1930 * config/t-slibgcc-libgcc: New file.
1931 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1933 2009-09-09 Martin Jambor <mjambor@suse.cz>
1935 PR tree-optimization/41089
1936 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1939 2009-09-09 Richard Henderson <rth@redhat.com>
1941 * gimple.h (CASE_GIMPLE_OMP): New.
1942 (is_gimple_omp): Use it.
1943 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1944 (verify_gimple_debug): Likewise.
1946 2009-09-09 Richard Guenther <rguenther@suse.de>
1948 PR tree-optimization/41101
1949 * tree-ssa-pre.c (maximal_set): Remove.
1950 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1951 Defer all blocks we didn't visit at least one successor.
1952 (add_to_exp_gen): Do not add to the maximal set.
1953 (make_values_for_phi): Likewise.
1954 (compute_avail): Likewise.
1955 (init_pre): Do not allocate the maximal set.
1956 (execute_pre): Do not dump it.
1958 2009-09-09 Martin Jambor <mjambor@suse.cz>
1960 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1961 an SSA_NAME rather than a is_gimple_variable.
1963 2009-09-09 Richard Guenther <rguenther@suse.de>
1966 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1967 code dealing with plain pointer bases.
1968 (maybe_fold_offset_to_reference): Likewise.
1969 (maybe_fold_stmt_addition): Adjust.
1971 2009-09-09 Richard Guenther <rguenther@suse.de>
1973 * tree.c (free_lang_data_in_type): Do not free the type variant
1975 (free_lang_data): Merge char_type_node with its properly signed
1977 (pass_ipa_free): Collect after freeing language specific data.
1979 2009-09-09 Michael Matz <matz@suse.de>
1982 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1983 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1984 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1987 2009-09-08 DJ Delorie <dj@redhat.com>
1989 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1991 2009-09-04 Jason Merrill <jason@redhat.com>
1993 * tree.c (tree_find_value): Remove.
1994 * tree.h: Remove prototype.
1995 * varasm.c (assemble_external): Use value_member instead.
1997 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1999 * toplev.c (process_options): Choose default debugging type when
2000 gtoggle enables debug info and type is unset.
2002 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2006 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2009 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2011 * configure: Rebuilt with modified libtool.m4.
2013 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2018 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2020 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2022 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2023 (remove_statement): Likewise.
2024 (rewrite_use_nonlinear_expr): Adjust.
2025 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2026 * tree-ssa.c (release_defs_bitset): ... this. New.
2027 * tree-flow.h (release_defs_bitset): Declare.
2029 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2032 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2033 in the middle block.
2035 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2037 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2038 via intptr_t to long type.
2039 (insert_operand_rank): Cast long type via intptr_t to
2041 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2043 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2044 from pointer to unsigned via uintptr_t.
2046 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2047 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2049 * configure: Regenerated.
2050 * config.in: Regenerated
2051 * system.h (stdint.h): Add include.
2052 (inttypes.h): Likewise.
2053 * Makefile.in (aclocal): Add config/stdint.m4.
2054 * aclocal.m4: Regenerated.
2056 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2058 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2060 (note_np_check_stores): New function.
2061 (harmless_null_pointer_p): New function.
2062 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2063 changed. Take into account whether we're in the shadow of a condjump
2064 that tested NP_REG for NULL.
2065 Lose all code that tested for SEQUENCEs.
2066 (workaround_speculation): Avoid inserting NOPs for loads that are
2067 either always executed or a NULL pointer.
2069 2009-09-08 Jan Hubicka <jh@suse.cz>
2071 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2072 * params.def (early-inlining-insns): Likewise.
2074 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2076 PR rtl-optimization/41239
2077 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2078 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2080 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2081 across calls, as the calls might not always return normally.
2082 (call_may_noreturn_p): New function.
2083 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2084 (init_deps): Initialize it.
2085 (remove_from_deps): Also remove calls from
2086 last_function_call_may_noreturn list.
2088 2009-09-07 Richard Henderson <rth@redhat.com>
2090 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2091 more VR->OPERANDS than LHS operands. Free LHS before returning.
2093 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2095 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2096 (attr "addrtype"): New member "spreg".
2097 Use it if mem_spfp_address_operand is true for the address.
2098 (attr "type"): New entry "stall".
2099 (cpu_unit "load"): New.
2100 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2102 (insn_reservation "loadsp"): New.
2103 (insn_reservation "load_stall1"): New.
2104 (insn_reservation "load_stall3"): New.
2106 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2107 (mem_p_address_operand): Exclude stack and frame pointer based
2109 (mem_spfp_address_operand): New; match them here.
2110 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2111 (bfin_reorg): Call it if scheduling insns.
2112 (bfin_gen_bundles): Remove dummy insns created by
2113 add_sched_insns_for_speculation.
2115 From Jie Zhang <jie.zhang@analog.com>:
2116 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2117 bfin_si_revision, bfin_workarounds): Move these ...
2118 * config/bfin/bfin.h: ... here.
2120 From Mike Frysinger <michael.frysinger@analog.com>
2121 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2122 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2123 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2124 bf547m, bf548m, and bf549m.
2125 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2126 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2127 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2128 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2129 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2130 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2131 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2132 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2133 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2134 bf542m, bf544m, bf547m, bf548m, and bf549m.
2136 From Jie Zhang <jie.zhang@analog.com>:
2137 * config/bfin/predicates.md (p_register_operand): New predicate.
2138 (dp_register_operand): New predicate.
2139 * config/bfin/bfin-protos.h (WA_05000074): Define.
2140 (ENABLE_WA_05000074): Define.
2141 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2142 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2143 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2144 (define_attr addrtype): Allow load/store register to be P register.
2145 (define_attr storereg): New.
2146 (define_cpu_unit anomaly_05000074): New.
2147 (define_insn_reservation dsp32shiftimm): New.
2148 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2149 (define_insn_reservation loadp): Cannot use slot2.
2150 (define_insn_reservation loadsp): Cannot use slot2.
2151 (define_insn_reservation storep): Cannot use slot2. Does not
2152 apply when working around 05000074.
2153 (define_insn_reservation storep_anomaly_05000074): New.
2154 (define_insn_reservation storei): Does not apply when working
2156 (define_insn_reservation storei_anomaly_05000074): New.
2157 (define_attr length): Add dsp32shiftimm case.
2158 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2159 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2160 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2161 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2162 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2164 2009-09-07 Martin Jambor <mjambor@suse.cz>
2167 * tree-sra.c (create_artificial_child_access): Return NULL if
2168 build_ref_for_offset fails.
2169 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2170 and create_artificial_child_access to fail.
2172 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2175 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2176 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2177 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2179 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2181 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2182 block, ensure it has an exit edge. Emit a barrier after a jump.
2184 2009-09-07 Nick Clifton <nickc@redhat.com>
2186 * gcc.c (this_is_linker_script): New variable. Like
2187 this_is_library_file but for the %T constructor.
2188 (end_going_arg): If this_is_linker_script is set then locate the
2189 script and insert a --script switch before it
2190 (do_spec_2): Initialise this_is_linker_script.
2191 (do_spec_1): Likewise. Handle %T construct.
2192 (eval_spec_function): Preserve this_is_linker_script.
2193 * doc/invoke.texi: Document %T construct in spec files.
2194 * config/m32c/m32c.h (LIB_SPEC): Use it.
2196 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2198 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2199 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2200 when volatile flag is set.
2201 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2203 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2206 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2207 (combine_stack_adjustments_for_block): Allow insns between stack
2208 adjustments and stores with corresponding pre-(dec|inc)rement or
2209 pre-modify operation.
2211 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2214 * combine-stack-adj.c (struct csa_memlist): Rename to...
2215 (struct csa_reflist): ... this. Rename mem field to ref.
2216 (free_csa_memlist): Rename to...
2217 (free_csa_reflist): ... this.
2218 (record_one_stack_memref): Rename to...
2219 (record_one_stack_ref): ... this. Handle also REG_P.
2220 (try_apply_stack_adjustment): Handle also REG_P.
2221 (struct record_stack_memrefs_data): Rename to...
2222 (struct record_stack_refs_data): ... this. Rename memlist field to
2224 (record_stack_memrefs): Rename to...
2225 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2226 subexpressions instead of failing when a MEM contains SP references.
2227 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2228 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2230 2009-09-06 Richard Guenther <rguenther@suse.de>
2233 * tree.c (build_array_type): Do not record types marked
2234 with structural equality in the canonical type hashtable.
2236 2009-09-06 Richard Guenther <rguenther@suse.de>
2239 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2241 2009-09-05 Richard Guenther <rguenther@suse.de>
2244 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2246 2009-09-05 Richard Guenther <rguenther@suse.de>
2249 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2251 2009-09-05 Richard Guenther <rguenther@suse.de>
2254 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2255 before comparing function argument types.
2257 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2260 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2263 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2266 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2268 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2269 locators before emit_insn is called.
2271 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2274 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2275 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2276 (reginfo_init): Don't call allocate_reg_info.
2278 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2281 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2282 NONDEBUG_INSN_P instead of INSN_P.
2284 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2287 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2289 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2292 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2293 pattern of the split.
2295 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2297 * toplev.c (process_options): Move setter of flag_var_tracking
2298 before other tests that depend on it. Move down setter of
2299 flag_rename_registers. Don't enable var-tracking-assignments
2300 by default if selective scheduling is enabled. Warn if both
2303 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2305 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2306 comment. Use switch statement to catch overlaps between rtx
2307 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2308 (IS_DECL_CODE): ... here. Remove.
2309 (check_value_is_not_decl): Remove.
2310 (dv_from_decl, dv_from_value): Check after conversion.
2312 2009-09-04 Richard Guenther <rguenther@suse.de>
2315 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2316 after emitting tunks. Move emitting thunks and ctors from ...
2317 (cgraph_optimize): ... here. Remove redundant
2318 cgraph_analyze_functions.
2319 * varasm.c (find_decl_and_mark_needed): Remove no longer
2321 (finish_aliases_1): Adjust check for thunk aliases.
2323 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2325 * config/arm/arm.md (ctzsi2): Added braces
2326 to avoid warning that broke booststrap.
2328 2009-09-04 Martin Jambor <mjambor@suse.cz>
2330 PR tree-optimization/41112
2331 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2332 handle variable-bounded arrays.
2333 (expr_with_var_bounded_array_refs_p): New function.
2334 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2336 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2338 * config/s390/2097.md: Removed two incorrect bypasses.
2339 (z10_fsimpdf): Fixed latency.
2340 (z10_fhex): New insn_reservation.
2341 (z10_floaddf): Fixed latency.
2342 (z10_floadsf): Fixed latency.
2343 (z10_ftrunctf): Fixed latency.
2344 (z10_ftruncdf): Fixed latency.
2345 * config/s390/s390.c (z10_cost): Fixed values.
2346 (s390_adjust_priority): Added z10 path.
2347 * config/s390/s390.md (type): Added fhex.
2348 (*mov<mode>_64dfp): Updated type attribute.
2349 (*mov<mode>_64): Updated type attribute.
2350 (*mov<mode>_31): Updated type attribute.
2351 (*mov<mode>"): Likewise.
2352 * config/s390/2084.md (x_fsimpdf): Updated condition.
2354 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2356 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2357 RTXs in the predicate for operand 1.
2359 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2361 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2362 (rbitsi2): New insn.
2363 (ctzsi2): New expand.
2364 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2366 2009-09-03 Martin Jambor <mjambor@suse.cz>
2368 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2369 (create_artificial_child_access): Use build_ref_for_offset instead
2370 of duplicate_expr_for_different_base.
2371 (propagate_subacesses_accross_link): Likewise.
2373 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2375 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2377 (mips16e_collect_argument_saves): Skip debug instructions.
2378 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2379 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2380 (r10k_insert_cache_barriers): Likewise.
2381 (mips_reorg_process_insns): Likewise.
2383 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2386 * ira.c (update_equiv_reg): Remove check on class likely spill.
2388 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2391 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2392 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2396 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2397 the stack slot if it is passed by invisible reference.
2398 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2399 by invisible reference.
2401 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2403 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2404 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2405 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2407 * config/bfin/sync.md: New file.
2408 * config/bfin/bfin.md: Include it.
2409 (UNSPEC_ATOMIC): New.
2410 (UNSPEC_ONES): Provide a unique number.
2412 From Jie Zhang <jie.zhang@analog.com>:
2413 * config/bfin/bfin.c (ret_regs): New.
2414 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2415 (must_save_rets_p): New.
2416 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2417 current_function_is_leaf.
2418 (do_link): Likewise.
2419 (do_unlink): Likewise.
2420 (expand_interrupt_handler_prologue): Use ret_regs array.
2421 (expand_interrupt_handler_epilogue): Use ret_regs array and
2422 pass return register to gen_return_internal.
2423 (bfin_expand_epilogue): Pass return register to
2424 gen_return_internal.
2425 (bfin_expand_call): Explicitly clobber RETS.
2426 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2427 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2428 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2429 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2431 (return_internal): Take a reg rtx rather than the register number.
2433 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2435 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2436 when comparing against estimated_loop_iterations_int return.
2438 2009-09-03 Richard Guenther <rguenther@suse.de>
2440 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2441 eh_personality_libfunc.
2443 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2445 * tree-parloops.c (separate_decls_in_region): Add space.
2447 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2449 * tree-parloops.c (separate_decls_in_region): Change the condition
2450 checking if there are reductions in the loop.
2452 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2454 PR tree-optimization/38275
2455 * tree-parloops.c (parallelize_loops): Replace profitability condition
2456 for expected number of iterations.
2458 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2460 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2461 (bootstrap-debug): Explain conditions in which it becomes default.
2462 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2465 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2467 * doc/invoke.texi (Optimize Options): Move
2468 -finline-small-functions to the -O2 list.
2470 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2472 * toplev.c (process_options): Enable var-tracking-assignments
2473 by default if var-tracking is enabled.
2475 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2477 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2479 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2480 * rtl.h (prev_nonnote_insn_bb): Declare it.
2482 2009-09-03 Diego Novillo <dnovillo@google.com>
2484 * cgraph.c (cgraph_node_for_decl): New.
2485 * cgraph.h (cgraph_node_for_decl): Declare.
2486 * tree.c (host_integerp): Return 0 if T is NULL.
2488 2009-09-03 Diego Novillo <dnovillo@google.com>
2490 * tree.h (struct alias_pair): Move from varasm.c.
2491 (alias_pairs): Likewise.
2492 (TYPE_MAXVAL): Define.
2493 (TYPE_MINVAL): Define.
2494 (iterative_hash_host_wide_int): Declare.
2495 (remove_unreachable_alias_pairs): Declare.
2496 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2497 * diagnostic.c (default_diagnostic_starter): Make extern.
2498 (default_diagnostic_finalizer): Make extern.
2499 * diagnostic.h (default_diagnostic_starter): Declare.
2500 (default_diagnostic_finalizer): Declare.
2501 (default_tree_printer): Declare.
2502 * toplev.c (default_tree_printer): Make extern.
2504 2009-09-03 Richard Guenther <rguenther@suse.de>
2505 Diego Novillo <dnovillo@google.com>
2507 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2508 * cgraphunit.c (cgraph_expand_function): Do not emit
2509 associated thunks from here.
2510 (cgraph_emit_thunks): New.
2511 (cgraph_optimize): Call it.
2512 Return if any IPA pass finds an error.
2513 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2516 2009-09-03 Simon Baldwin <simonb@google.com>
2517 Rafael Espindola <espindola@google.com>
2518 Richard Guenther <rguenther@suse.de>
2519 Doug Kwan <dougkwan@google.com>
2520 Diego Novillo <dnovillo@google.com>
2522 * tree.c: Include tree-pass.h, langhooks-def.h,
2523 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2524 (free_lang_data_in_type): New.
2525 (need_assembler_name_p): New.
2526 (free_lang_data_in_block): New.
2527 (free_lang_data_in_decl): New.
2528 (struct free_lang_data_d): New.
2529 (add_tree_to_fld_list): New.
2530 (find_decls_types_r): New.
2531 (get_eh_types_for_runtime): New.
2532 (find_decls_types_in_eh_region): New.
2533 (find_decls_types_in_node): New.
2534 (find_decls_types_in_var): New.
2535 (free_lang_data_in_cgraph): New.
2536 (free_lang_data): New.
2537 (gate_free_lang_data): New.
2538 (pass_ipa_free_lang_data): New.
2540 2009-09-03 Diego Novillo <dnovillo@google.com>
2542 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2543 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2544 (lang_hooks): Remove const qualifier.
2545 * ipa.c (cgraph_remove_unreachable_nodes): Call
2546 remove_unreachable_alias_pairs.
2547 * except.c (add_type_for_runtime): Check if TYPE has
2548 already been converted.
2549 (lookup_type_for_runtime): Likewise.
2550 (check_handled): Handle converted types.
2551 * varasm.c (remove_unreachable_alias_pairs): New.
2552 * gimple.c: Include demangle.h.
2553 (gimple_decl_printable_name): New.
2554 (gimple_fold_obj_type_ref): New.
2555 * gimple.h (gimple_decl_printable_name): Declare.
2556 (gimple_fold_obj_type_ref): Declare.
2557 * passes.c (init_optimization_passes): Add pass
2558 pass_ipa_free_lang_data.
2559 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2560 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2562 2009-09-03 Diego Novillo <dnovillo@google.com>
2564 * c-lang.c (lang_hooks): Remove const qualifier.
2566 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2568 * doc/install.texi (*-*-freebsd*): Update target information.
2570 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2572 * hard-reg-set.h (call_fixed_regs): Remove.
2573 * reginfo.c (call_fixed_regs): Remove.
2574 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2575 (globalize_reg): Don't use call_fixed_regs.
2576 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2579 2009-09-01 Michael Matz <matz@suse.de>
2581 * expr.h (emit_storent_insn, expand_expr_real_1,
2582 expand_expr_real_2): Declare.
2583 * expr.c (emit_storent_insn, expand_expr_real_1,
2584 expand_expr_real_2): Export.
2585 (store_expr): Setting and evaluating dont_return_target is useless.
2586 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2587 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2588 * except.c (expand_resx_expr): Rename to ...
2589 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2590 * except.h (expand_resx_stmt): Declare.
2591 * stmt.c: Add include gimple.h
2592 (expand_asm_expr): Rename to ...
2593 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2594 (expand_case): Rewrite to take gimple statement.
2595 * tree.h (expand_asm_stmt): Declare.
2596 (expand_case): Change prototype.
2597 * Makefile.in (stmt.o): Depend on gimple.h.
2598 * builtins.c (expand_builtin_synchronize): Build gimple asm
2599 statement, not an ASM_EXPR.
2600 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2601 gimple_to_tree, release_stmt_tree): Remove.
2602 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2603 ggc_free, but hold comparison code and operands separately.
2604 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2605 (expand_call_stmt, expand_gimple_stmt_1,
2606 expand_gimple_stmt): New helpers.
2607 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2608 release_stmt_tree. Call expand_gimple_stmt instead.
2609 (expand_gimple_basic_block): Ditto.
2611 * calls.c (emit_call_1): Don't look at EH regions here, make
2612 fntree parameter useless.
2613 (expand_call): New local rettype for TREE_TYPE(exp), use it
2614 throughout. Remove local p, use addr instead.
2615 Don't look at EH regions here.
2617 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2619 * doc/invoke.texi (-fsched-pressure): Document it.
2620 (-fsched-reg-pressure-heuristic): Remove it.
2622 * reload.c (ira.h): Include.
2623 (find_reloads): Add choosing reload on number of small spilled
2626 * haifa-sched.c (ira.h): Include.
2627 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2628 saved_reg_pressure, curr_reg_live, saved_reg_live,
2629 region_ref_regs): New variables.
2630 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2631 initiate_reg_pressure_info, setup_ref_regs,
2632 initiate_bb_reg_pressure_info, save_reg_pressure,
2633 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2635 (setup_insn_reg_pressure_info): New function.
2636 (rank_for_schedule): Add pressure checking and insn issue time.
2637 Remove comparison of insn reg weights.
2638 (ready_sort): Set insn reg pressure info.
2639 (update_register_pressure, setup_insn_max_reg_pressure,
2640 update_reg_and_insn_max_reg_pressure,
2641 sched_setup_bb_reg_pressure_info): New functions.
2642 (schedule_insn): Add code for printing and updating reg pressure info.
2643 (find_set_reg_weight, find_insn_reg_weight): Remove.
2644 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2645 (debug_ready_list): Print reg pressure info.
2646 (schedule_block): Ditto. Check insn issue time.
2647 (sched_init): Set up sched_pressure_p. Allocate and set up some
2648 reg pressure related info.
2649 (sched_finish): Free some reg pressure related info.
2650 (fix_tick_ready): Make insn always ready if pressure_p.
2651 (init_h_i_d): Don't call find_insn_reg_weight.
2652 (haifa_finish_h_i_d): Free insn reg pressure info.
2654 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2655 ira_memory_move_cost, ira_class_hard_regs,
2656 ira_class_hard_regs_num, ira_no_alloc_regs,
2657 ira_available_class_regs, ira_reg_class_cover_size,
2658 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2660 * ira-lives.c (single_reg_class): Check mode to find how many
2661 registers are necessary for operand.
2662 (ira_implicitly_set_insn_hard_regs): New.
2664 * common.opt (fsched-pressure): New options.
2665 (fsched-reg-pressure-heuristic): Remove.
2667 * ira.c (setup_eliminable_regset): Rename to
2668 ira_setup_eliminable_regset. Make it external.
2669 (expand_reg_info): Pass cover class to setup_reg_classes.
2670 (ira): Call resize_reg_info instead of allocate_reg_info.
2672 * sched-deps.c: Include ira.h.
2673 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2674 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2675 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2676 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2677 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2678 mark_insn_reg_store, mark_insn_reg_clobber,
2679 setup_insn_reg_pressure_info): New.
2680 (sched_analyze_1): Update implicit_reg_pending_uses.
2681 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2682 Use them to create dependencies. Set insn reg uses and pressure
2683 info. Process reg_pending_uses in one place.
2684 (free_deps): Free implicit sets.
2685 (remove_from_deps): Remove implicit sets if necessary. Check
2686 implicit sets when clearing reg_last_in_use.
2687 (init_deps_global): Clear implicit_reg_pending_clobbers and
2688 implicit_reg_pending_uses.
2690 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2691 ira_memory_move_cost, ira_class_hard_regs,
2692 ira_class_hard_regs_num, ira_no_alloc_regs,
2693 ira_available_class_regs, ira_reg_class_cover_size,
2694 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2695 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2696 ira_implicitly_set_insn_hard_regs): New prototypes.
2698 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2699 cost_elements_num): New variables.
2700 (allocno_costs, total_costs): Rename to costs and
2701 total_allocno_costs.
2702 (COSTS_OF_ALLOCNO): Rename to COSTS.
2703 (allocno_pref): Rename to pref.
2704 (allocno_pref_buffer): Rename to pref_buffer.
2705 (common_classes): Rename to regno_cover_class.
2707 (record_reg_classes): Set allocno attributes only if allocno_p.
2708 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2709 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2710 and COSTS_OF_ALLOCNO.
2711 (print_costs): Rename to print_allocno_costs.
2712 (print_pseudo_costs): New.
2713 (process_bb_node_for_costs): Split into 2 functions with new
2714 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2715 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2716 new parameter dump_file. Use cost_elements_num instead of
2717 ira_allocnos_num. Make one iteration if preferred classes were
2718 already calculated for scheduler. Make 2 versions of code
2719 depending on allocno_p.
2720 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2721 regno_cover_class and COSTS instead of common_classes and
2723 (init_costs, finish_costs): New.
2724 (ira_costs): Set up allocno_p and cost_elements_num. Call
2725 init_costs and finish_costs.
2726 (ira_set_pseudo_classes): New.
2728 * rtl.h (allocate_reg_info): Remove.
2729 (resize_reg_info): Change return type.
2730 (reg_cover_class): New.
2731 (setup_reg_classes): Add new parameter.
2733 * sched-int.h (struct deps_reg): New member implicit_sets.
2734 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2735 (INCREASE_BITS): New macro.
2736 (struct reg_pressure_data, struct reg_use_data): New.
2737 (struct _haifa_insn_data): Remove reg_weight. Add members
2738 reg_pressure, reg_use_list, reg_set_list, and
2739 reg_pressure_excess_cost_change.
2740 (struct deps): New member implicit_sets.
2741 (pressure_p): New variable.
2742 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2743 (struct reg_pressure_data, struct reg_use_data): New.
2744 (INSN_REG_WEIGHT): Remove.
2745 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2746 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2747 (sched_init_region_reg_pressure_info,
2748 sched_setup_bb_reg_pressure_info): New prototypes.
2750 * reginfo.c (struct reg_pref): New member coverclass.
2751 (reg_cover_class): New function.
2752 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2753 (reg_info_size): New variable.
2754 (allocate_reg_info): Make static. Setup reg_info_size.
2755 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2756 (setup_reg_classes): Add a new parameter. Setup cover class too.
2758 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2761 * sched-rgn.c (deps_join): Set up implicit_sets.
2762 (schedule_region): Set up region and basic blocks pressure
2765 * passes.c (init_optimization_passes): Move
2766 pass_subregs_of_mode_init before pass_sched.
2768 2009-09-02 Martin Jambor <mjambor@suse.cz>
2770 * tree-sra.c (struct access): New field grp_hint.
2771 (dump_access): Dump grp_hint.
2772 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2774 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2775 those which have been specifically read and somehow written to.
2776 (propagate_subacesses_accross_link): Set grp_hint of right child and
2777 also possibly of the left child.
2779 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2781 * tree-object-size.c (addr_object_size): Always use object_size_type
2782 0 or 2 when determining the pointer pointed object size.
2784 2009-09-02 Richard Guenther <rguenther@suse.de>
2787 2009-08-31 Richard Guenther <rguenther@suse.de>
2789 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2790 to query if the memory regions for memmove overlap.
2791 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2792 asserts on pointers, instead deal with odd trees.
2793 (ptr_derefs_may_alias_p): Likewise.
2794 (refs_may_alias_p_1): Constructor bases also never alias.
2796 2009-08-01 Christian Bruel <christian.bruel@st.com>
2799 2009-07-31 Christian Bruel <christian.bruel@st.com>
2800 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2802 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2804 * doc/invoke.texi (-fvar-tracking-assignments): New.
2805 (-fvar-tracking-assignments-toggle): New.
2806 (-fdump-final-insns=file): Mark filename as optional.
2807 (--param min-nondebug-insn-uid): New.
2808 (-gdwarf-@{version}): Mention version 4.
2809 * opts.c (common_handle_option): Accept it.
2810 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2811 * regrename.c (regrename_optimize): Drop last. Don't count debug
2812 insns as uses. Don't reject change because of debug insn.
2813 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2814 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2815 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2816 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2817 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2818 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2819 * doc/gimple.texi (is_gimple_debug): New.
2820 (gimple_debug_bind_p): New.
2821 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2822 * doc/install.texi (bootstrap-debug): More details.
2823 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2824 (bootstrap-debug-lib): More details.
2825 (bootstrap-debug-ckovw): Update.
2826 (bootstrap-time): New.
2827 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2828 (insert_phi_nodes_for): Insert debug stmts.
2829 (rewrite_stmt): Take iterator. Insert debug stmts.
2830 (rewrite_enter_block): Adjust.
2831 (maybe_replace_use_in_debug_stmt): New.
2832 (rewrite_update_stmt): Use it.
2833 (mark_use_interesting): Return early for debug stmts.
2834 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2835 stmts before replacing stmt.
2836 (move_computations_stmt): Likewise.
2837 * ira-conflicts.c (add_copies): Skip debug insns.
2838 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2839 (regstat_bb_compute_ri): Skip debug insns.
2840 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2841 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2842 check_loop_closed_ssa_stmt): Skip debug stmts.
2843 * tree-tailcall.c (find_tail_calls): Likewise.
2844 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2845 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2846 (build_var_debug_value_stat): Declare.
2847 (build_var_debug_value): Define.
2848 (target_for_debug_bind): Declare.
2849 * reload.c (find_equiv_reg): Skip debug insns.
2850 * rtlanal.c (reg_used_between_p): Skip debug insns.
2851 (side_effects_p): Likewise.
2852 (canonicalize_condition): Likewise.
2853 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2854 insns never depend on debug insns.
2855 (create_ddg_dep_no_link): Likewise.
2856 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2857 Don't add inter-loop dependencies for debug insns.
2858 (build_intra_loop_deps): Likewise.
2859 (create_ddg): Count debug insns.
2860 * ddg.h (struct ddg::num_debug): New.
2861 (num_backargs): Pair up with previous int field.
2862 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2863 -fcompare-debug-second.
2864 * final.c (get_attr_length_1): Skip debug insns.
2865 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2866 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2867 (driver_self_specs): Map -fdump-final-insns to
2868 -fdump-final-insns=..
2869 (get_local_tick): New.
2870 (compare_debug_dump_opt_spec_function): Test for . argument and
2871 compute output name. Compute temp output spec without flag name.
2872 Compute -frandom-seed.
2873 (OPT): Undef after use.
2874 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2875 (average_num_loop_insns): Likewise.
2876 * params.h (MIN_NONDEBUG_INSN_UID): New.
2877 * gimple.def (GIMPLE_DEBUG): New.
2878 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2879 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2880 (merge_in_block): Fix whitespace.
2881 * toplev.c (flag_var_tracking): Update comment.
2882 (flag_var_tracking_assignments): New.
2883 (flag_var_tracking_assignments_toggle): New.
2884 (process_options): Don't open final insns dump file if we're not
2885 going to write to it. Compute defaults for var_tracking.
2886 * df-scan.c (df_insn_rescan_debug_internal): New.
2887 (df_uses_record): Handle debug insns.
2888 * haifa-sched.c (ready): Initialize n_debug.
2889 (contributes_to_priority): Skip debug insns.
2890 (dep_list_size): New.
2892 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2893 they're ready. Disregard previous debug insns to make decisions.
2894 (queue_insn): Never queue debug insns.
2895 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2896 (schedule_insn): Don't reject debug insns because of issue rate.
2897 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2898 (queue_to_ready): Skip and discount debug insns.
2899 (choose_ready): Let debug insns through.
2900 (schedule_block): Check boundary debug insns. Discount debug
2901 insns, schedule them early. Adjust whitespace.
2902 (set_priorities): Check for boundary debug insns.
2903 (add_jump_dependencies): Use dep_list_size.
2904 (prev_non_location_insn): New.
2905 (check_cfg): Use it.
2906 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2908 (remove_unused_ivs): Reset debug stmts.
2909 * modulo-sched.c (const_iteration_count): Skip debug insns.
2910 (res_MII): Discount debug insns.
2911 (loop_single_full_bb_p): Skip debug insns.
2912 (sms_schedule): Likewise.
2913 (sms_schedule_by_order): Likewise.
2914 (ps_has_conflicts): Likewise.
2915 * caller-save.c (refmarker_fn): New.
2916 (save_call_clobbered_regs): Replace regs with saved mem in
2918 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2919 Call refmarker_fn mark for hardregnos.
2920 (mark_reg_as_referenced): New.
2921 (replace_reg_with_saved_mem): New.
2922 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2923 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2925 (cse_extended_basic_block): Skip debug insns.
2926 (count_reg_usage): Likewise.
2927 (is_dead_reg): New, split out of...
2928 (set_live_p): ... here.
2929 (insn_live_p): Use it for debug insns.
2930 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2931 (execute_optimize_stdarg): Likewise.
2932 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2933 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2934 changes in debug stmts as changes.
2935 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2936 (moveup_expr): Don't move across debug insns. Don't move
2937 debug insn if it would create a bookkeeping block.
2938 (moveup_expr_cached): Don't use cache for debug insns that
2939 are heads of blocks.
2940 (compute_av_set_inside_bb): Skip debug insns.
2941 (sel_rank_for_schedule): Schedule debug insns first. Remove
2943 (block_valid_for_bookkeeping_p); Support lax searches.
2944 (create_block_for_bookkeeping): Adjust block numbers when
2945 encountering debug-only blocks.
2946 (find_place_for_bookkeeping): Deal with debug-only blocks.
2947 (generate_bookkeeping_insn): Accept no place to insert.
2948 (remove_temp_moveop_nops): New argument full_tidying.
2949 (prepare_place_to_insert): Deal with debug insns.
2950 (advance_state_on_fence): Debug insns don't start cycles.
2951 (update_boundaries): Take fence as argument. Deal with
2953 (schedule_expr_on_boundary): No full_tidying on debug insns.
2954 (fill_insns): Deal with debug insns.
2955 (track_scheduled_insns_and_blocks): Don't count debug insns.
2956 (need_nop_to_preserve_insn_bb): New, split out of...
2957 (remove_insn_from_stream): ... this.
2958 (fur_orig_expr_not_found): Skip debug insns.
2959 * rtl.def (VALUE): Move up.
2961 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2962 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2963 Set it if debug stmts are found.
2964 (statement_sink_location): Skip debug stmts. Propagate
2965 moving defs into debug stmts.
2966 * ifcvt.c (first_active_insn): Skip debug insns.
2967 (last_active_insns): Likewise.
2968 (cond_exec_process_insns): Likewise.
2969 (noce_process_if_block): Likewise.
2970 (check_cond_move_block): Likewise.
2971 (cond_move_convert_if_block): Likewise.
2972 (block_jumps_and_fallthru_p): Likewise.
2973 (dead_or_predicable): Likewise.
2974 * dwarf2out.c (debug_str_hash_forced): New.
2975 (find_AT_string): Add comment.
2976 (gen_label_for_indirect_string): New.
2977 (get_debug_string_label): New.
2978 (AT_string_form): Use it.
2979 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2980 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2981 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2982 several operations that cannot be represented with DWARF opcodes.
2983 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2984 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2985 (dwarf2out_var_location): Take during-call mark into account.
2986 (output_indirect_string): Update comment. Output if there are
2987 label and references.
2988 (prune_indirect_string): New.
2989 (prune_unused_types): Call it if debug_str_hash_forced.
2990 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2991 (dw_long_long_const): Remove.
2992 (struct dw_val_struct): Change val_long_long type to rtx.
2993 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2994 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2995 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2996 component instead of HOST_BITS_PER_LONG.
2997 (output_loc_operands): Likewise. For const8* assert
2998 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2999 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3000 rather than HOST_BITS_PER_LONG is >= 64.
3001 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3003 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3004 HOST_BITS_PER_LONG for dw_val_class_long_long.
3005 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3006 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3007 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3009 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3010 Handle DW_OP_implicit_value.
3011 (extract_int): Move prototype earlier.
3012 (mem_loc_descriptor): For SUBREG punt if inner
3013 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3014 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3015 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3016 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3017 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3018 instead of Pmode size.
3019 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3020 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3021 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3022 (concat_loc_descriptor, concatn_loc_descriptor,
3023 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3024 (add_location_or_const_value_attribute): Likewise. For single
3025 location loc_lists attempt to use add_const_value_attribute
3026 for constant decls. Add DW_AT_const_value even if
3027 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3029 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3030 (control_flow_insn_p): Likewise.
3031 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3032 (separate_decls_in_region_debug_bind): New.
3033 (separate_decls_in_region): Process debug bind stmts afterwards.
3034 * recog.c (verify_changes): Handle debug insns.
3035 (extract_insn): Likewise.
3036 (peephole2_optimize): Skip debug insns.
3037 * dse.c (scan_insn): Skip debug insns.
3038 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3040 (setup_id_for_insn): Handle debug insns.
3041 (maybe_tidy_empty_bb): Adjust whitespace.
3042 (tidy_control_flow): Skip debug insns.
3043 (sel_remove_insn): Adjust for debug insns.
3044 (sel_estimate_number_of_insns): Skip debug insns.
3045 (create_insn_rtx_from_pattern): Handle debug insns.
3046 (create_copy_of_insn_rtx): Likewise.
3047 * sel-sched-.h (sel_bb_end): Declare.
3048 (sel_bb_empty_or_nop_p): New.
3049 (get_all_loop_exits): Use it.
3050 (_eligible_successor_edge_p): Likewise.
3051 (return_nop_to_pool): Adjust.
3052 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3053 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3054 * gimple-pretty-print.c (dump_gimple_debug): New.
3055 (dump_gimple_stmt): Use it.
3056 (dump_bb_header): Skip gimple debug stmts.
3057 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3058 (fixup_match_2): Likewise.
3059 (regmove_backward_pass): Likewise. Simplify combined
3060 replacement. Handle debug insns.
3061 * function.c (instantiate_virtual_regs): Handle debug insns.
3062 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3063 * print-rtl.h: Include cselib.h.
3064 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3065 * df.h (df_inns_rescan_debug_internal): Declare.
3066 * gcse.c (alloc_hash_table): Estimate n_insns.
3067 (cprop_insn): Don't regard debug insns as changes.
3068 (bypass_conditional_jumps): Skip debug insns.
3069 (one_pre_gcse_pass): Adjust.
3070 (one_code_hoisting_pass): Likewise.
3071 (compute_ld_motion_mems): Skip debug insns.
3072 (one_cprop_pass): Adjust.
3073 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3074 (if_convertible_stmt_p): Handle debug stmts.
3075 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3076 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3077 * ira-build.c (create_bb_allocnos): Skip debug insns.
3078 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3079 (has_single_use): Likewise.
3080 (single_imm_use): Likewise.
3081 (num_imm_uses): Likewise.
3082 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3083 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3084 (create_outofssa_var_map): Likewise.
3085 * lower-subreg.c (adjust_decomposed_uses): New.
3086 (resolve_debug): New.
3087 (decompose_multiword_subregs): Use it.
3088 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3089 * emit-rtl.c: Include params.h.
3090 (cur_debug_insn_uid): Define.
3091 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3092 (copy_rtx_if_shared_1): Handle debug insns.
3093 (reset_used_flags): Likewise.
3094 (set_used_flags): LIkewise.
3095 (get_max_insn_count): New.
3096 (next_nondebug_insn): New.
3097 (prev_nondebug_insn): New.
3098 (make_debug_insn_raw): New.
3099 (emit_insn_before_noloc): Handle debug insns.
3100 (emit_jump_insn_before_noloc): Likewise.
3101 (emit_call_insn_before_noloc): Likewise.
3102 (emit_debug_insn_before_noloc): New.
3103 (emit_insn_after_noloc): Handle debug insns.
3104 (emit_jump_insn_after_noloc): Likewise.
3105 (emit_call_insn_after_noloc): Likewise.
3106 (emit_debug_insn_after_noloc): Likewise.
3107 (emit_insn_after): Take loc from earlier non-debug insn.
3108 (emit_jump_insn_after): Likewise.
3109 (emit_call_insn_after): Likewise.
3110 (emit_debug_insn_after_setloc): New.
3111 (emit_debug_insn_after): New.
3112 (emit_insn_before): Take loc from later non-debug insn.
3113 (emit_jump_insn_before): Likewise.
3114 (emit_call_insn_before): Likewise.
3115 (emit_debug_insn_before_setloc): New.
3116 (emit_debug_insn_before): New.
3117 (emit_insn): Handle debug insns.
3118 (emit_debug_insn): New.
3119 (emit_jump_insn): Handle debug insns.
3120 (emit_call_insn): Likewise.
3122 (init_emit): Take min-nondebug-insn-uid into account.
3123 Initialize cur_debug_insn_uid.
3124 (emit_copy_of_insn_after): Handle debug insns.
3125 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3126 location of single rhs in place.
3127 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3128 (floor_sdiv_adjust): New.
3129 (cell_sdiv_adjust): New.
3130 (cell_udiv_adjust): New.
3131 (round_sdiv_adjust): New.
3132 (round_udiv_adjust): New.
3133 (wrap_constant): Moved from cselib.
3134 (unwrap_constant): New.
3135 (expand_debug_expr): New.
3136 (expand_debug_locations): New.
3137 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3139 (gimple_expand_cfg): Expand debug locations.
3140 * cselib.c: Include tree-pass.h.
3141 (struct expand_value_data): New.
3142 (cselib_record_sets_hook): New.
3143 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3144 (cselib_clear_table): Move, and implemnet in terms of...
3145 (cselib_reset_table_with_next_value): ... this.
3146 (cselib_get_next_unknown_value): New.
3147 (discard_useless_locs): Don't discard preserved values.
3148 (cselib_preserve_value): New.
3149 (cselib_preserved_value_p): New.
3150 (cselib_preserve_definitely): New.
3151 (cselib_clear_preserve): New.
3152 (cselib_preserve_only_values): New.
3153 (new_cselib_val): Take rtx argument. Dump it in details.
3154 (cselib_lookup_mem): Adjust.
3155 (expand_loc): Take regs_active in struct. Adjust. Silence
3156 dumps unless details are requested.
3157 (cselib_expand_value_rtx_cb): New.
3158 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3159 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3160 without details. Copy more subregs. Try to resolve values
3161 using a callback. Wrap constants.
3162 (cselib_subst_to_values): Adjust.
3163 (cselib_log_lookup): New.
3164 (cselib_lookup): Call it.
3165 (cselib_invalidate_regno): Don't count preserved values as useless.
3166 (cselib_invalidate_mem): Likewise.
3167 (cselib_record_set): Likewise.
3168 (struct set): Renamed to cselib_set, moved to cselib.h.
3169 (cselib_record_sets): Adjust. Call hook.
3170 (cselib_process_insn): Reset table when it would be cleared.
3171 (dump_cselib_val): New.
3172 (dump_cselib_table): New.
3173 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3174 (remove_forwarder_block): Support moving debug stmts.
3175 * cselib.h (cselib_record_sets_hook): Declare.
3176 (cselib_expand_callback): New type.
3177 (cselib_expand_value_rtx_cb): Declare.
3178 (cselib_reset_table_with_next_value): Declare.
3179 (cselib_get_next_unknown_value): Declare.
3180 (cselib_preserve_value): Declare.
3181 (cselib_preserved_value_p): Declare.
3182 (cselib_preserve_only_values): Declare.
3183 (dump_cselib_table): Declare.
3184 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3185 (try_crossjump_to_edge): Likewise.
3186 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3187 dominated blocks when debug stmts are present.
3188 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3189 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3190 (set_var_live_on_entry): Likewise.
3191 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3192 * cfglayout.c (curr_location, last_location): Make static.
3193 (set_curr_insn_source_location): Don't avoid bouncing.
3194 (get_curr_insn_source_location): New.
3195 (get_curr_insn_block): New.
3196 (duplicate_insn_chain): Handle debug insns.
3197 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3199 * common.opt (fcompare-debug): Move to sort order.
3200 (fdump-unnumbered-links): Likewise.
3201 (fvar-tracking-assignments): New.
3202 (fvar-tracking-assignments-toggle): New.
3203 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3204 because of debug stmts.
3205 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3206 (eliminate_unnecessary_stmts): Walk dominated blocks before
3208 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3209 * ira.c (memref_used_between_p): Skip debug insns.
3210 (update_equiv_regs): Likewise.
3211 * sched-deps.c (sd_lists_size): Accept empty list.
3212 (sd_init_insn): Mark debug insns.
3213 (sd_finish_insn): Unmark them.
3214 (sd_add_dep): Reject non-debug deps on debug insns.
3215 (fixup_sched_groups): Give debug insns group treatment.
3217 (sched_analyze_reg): Don't mark debug insns for sched before call.
3218 (sched_analyze_2): Handle debug insns.
3219 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3221 (deps_analyze_insn): Handle debug insns.
3222 (deps_start_bb): Skip debug insns.
3223 (init_deps): Initialize last_debug_insn.
3224 * tree-ssa.c (target_for_debug_bind): New.
3225 (find_released_ssa_name): New.
3226 (propagate_var_def_into_debug_stmts): New.
3227 (propagate_defs_into_debug_stmts): New.
3228 (verify_ssa): Skip debug bind stmts without values.
3229 (warn_uninialized_vars): Skip debug stmts.
3230 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3231 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3232 (rtx_equal_p): Likewise.
3233 * ira-costs.c (scan_one_insn): Skip debug insns.
3234 (process_bb_node_for_hard_reg_moves): Likewise.
3235 * rtl.h (DEBUG_INSN_P): New.
3236 (NONDEBUG_INSN_P): New.
3237 (MAY_HAVE_DEBUG_INSNS): New.
3238 (INSN_P): Accept debug insns.
3239 (RTX_FRAME_RELATED_P): Likewise.
3240 (INSN_DELETED_P): Likewise
3241 (PAT_VAR_LOCATION_DECL): New.
3242 (PAT_VAR_LOCATION_LOC): New.
3243 (PAT_VAR_OCATION_STATUS): New.
3244 (NOTE_VAR_LOCATION_DECL): Reimplement.
3245 (NOTE_VAR_LOCATION_LOC): Likewise.
3246 (NOTE_VAR_LOCATION_STATUS): Likewise.
3247 (INSN_VAR_LOCATION): New.
3248 (INSN_VAR_LOCATION_DECL): New.
3249 (INSN_VAR_LOCATION_LOC): New.
3250 (INSN_VAR_LOCATION_STATUS): New.
3251 (gen_rtx_UNKNOWN_VAR_LOC): New.
3252 (VAR_LOC_UNKNOWN_P): New.
3253 (NOTE_DURING_CALL_P): New.
3254 (SCHED_GROUP_P): Accept debug insns.
3255 (emit_debug_insn_before): Declare.
3256 (emit_debug_insn_before_noloc): Declare.
3257 (emit_debug_insn_beore_setloc): Declare.
3258 (emit_debug_insn_after): Declare.
3259 (emit_debug_insn_after_noloc): Declare.
3260 (emit_debug_insn_after_setloc): Declare.
3261 (emit_debug_insn): Declare.
3262 (make_debug_insn_raw): Declare.
3263 (prev_nondebug_insn): Declare.
3264 (next_nondebug_insn): Declare.
3265 (delegitimize_mem_from_attrs): Declare.
3266 (get_max_insn_count): Declare.
3267 (wrap_constant): Declare.
3268 (unwrap_constant): Declare.
3269 (get_curr_insn_source_location): Declare.
3270 (get_curr_insn_block): Declare.
3271 * tree-inline.c (insert_debug_decl_map): New.
3272 (processing_debug_stmt): New.
3273 (remap_decl): Don't create new mappings in debug stmts.
3274 (remap_gimple_op_r): Don't add references in debug stmts.
3275 (copy_tree_body_r): Likewise.
3276 (remap_gimple_stmt): Handle debug bind stmts.
3277 (copy_bb): Skip debug stmts.
3278 (copy_edges_for_bb): Likewise.
3279 (copy_debug_stmt): New.
3280 (copy_debug_stmts): New.
3281 (copy_body): Copy debug stmts at the end.
3282 (insert_init_debug_bind): New.
3283 (insert_init_stmt): Take id. Skip and emit debug stmts.
3284 (setup_one_parameter): Remap variable earlier, register debug mapping.
3285 (estimate_num_insns): Skip debug stmts.
3286 (expand_call_inline): Preserve debug_map.
3287 (optimize_inline_calls): Check for no debug_stmts left-overs.
3288 (unsave_expr_now): Preserve debug_map.
3289 (copy_gimple_seq_and_replace_locals): Likewise.
3290 (tree_function_versioning): Check for no debug_stmts left-overs.
3291 Init and destroy debug_map as needed. Split edges unconditionally.
3292 (build_duplicate_type): Init and destroy debug_map as needed.
3293 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3294 (struct copy_body_data): Add debug_stmts and debug_map.
3295 * sched-int.h (struct ready_list): Add n_debug.
3296 (struct deps): Add last_debug_insn.
3297 (DEBUG_INSN_SCHED_P): New.
3298 (BOUNDARY_DEBUG_INSN_P): New.
3299 (SCHEDULE_DEBUG_INSN_P): New.
3300 (sd_iterator_cond): Accept empty list.
3301 * combine.c (create_log_links): Skip debug insns.
3302 (combine_instructions): Likewise.
3303 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3304 return value is always unshared.
3305 (struct rtx_subst_pair): New.
3306 (auto_adjust_pair): New.
3307 (propagate_for_debug_subst): New.
3308 (propagate_for_debug): New.
3309 (try_combine): Skip debug insns. Propagate removed defs into
3311 (next_nonnote_nondebug_insn): New.
3312 (distribute_notes): Use it. Skip debug insns.
3313 (distribute_links): Skip debug insns.
3314 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3315 * resource.c (mark_target_live_regs): Likewise.
3316 * var-tracking.c: Include cselib.h and target.h.
3317 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3319 (micro_operation_type_name): New.
3320 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3321 (struct micro_operation_def): Update comments.
3322 (decl_or_value): New type. Use instead of decls.
3323 (struct emit_note_data_def): Add vars.
3324 (struct attrs_def): Use decl_or_value.
3325 (struct variable_tracking_info_def): Add permp, flooded.
3326 (struct location_chain_def): Update comment.
3327 (struct variable_part_def): Use decl_or_value.
3328 (struct variable_def): Make var_part a variable length array.
3330 (scratch_regs): New.
3331 (cselib_hook_called): New.
3332 (dv_is_decl_p): New.
3333 (dv_is_value_p): New.
3336 (dv_as_opaque): New.
3337 (dv_onepart_p): New.
3339 (IS_DECL_CODE): New.
3340 (check_value_is_not_decl): New.
3341 (dv_from_decl): New.
3342 (dv_from_value): New.
3343 (dv_htab_hash): New.
3344 (variable_htab_hash): Use it.
3345 (variable_htab_eq): Support values.
3346 (variable_htab_free): Free from the right pool.
3347 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3348 (attrs_list_union): Adjust.
3349 (attrs_list_mpdv_union): New.
3350 (tie_break_pointers): New.
3351 (canon_value_cmp): New.
3352 (unshare_variable): Return possibly-modified slot.
3353 (vars_copy_1): Adjust.
3354 (var_reg_decl_set): Adjust. Split out of...
3355 (var_reg_set): ... this.
3356 (get_init_value): Adjust.
3357 (var_reg_delete_and_set): Adjust.
3358 (var_reg_delete): Adjust.
3359 (var_regno_delete): Adjust.
3360 (var_mem_decl_set): Split out of...
3361 (var_mem_set): ... this.
3362 (var_mem_delete_and_set): Adjust.
3363 (var_mem_delete): Adjust.
3367 (variable_union): Adjust. Speed up merge of 1-part vars.
3368 (variable_canonicalize): Use unshared slot.
3369 (VALUED_RECURSED_INTO): New.
3370 (find_loc_in_1pdv): New.
3371 (struct dfset_merge): New.
3372 (insert_into_intersection): New.
3373 (intersect_loc_chains): New.
3375 (canonicalize_loc_order_check): New.
3376 (canonicalize_values_mark): New.
3377 (canonicalize_values_star): New.
3378 (variable_merge_over_cur): New.
3379 (variable_merge_over_src): New.
3380 (dataflow_set_merge): New.
3381 (dataflow_set_equiv_regs): New.
3382 (remove_duplicate_values): New.
3383 (struct dfset_post_merge): New.
3384 (variable_post_merge_new_vals): New.
3385 (variable_post_merge_perm_vals): New.
3386 (dataflow_post_merge_adjust): New.
3387 (find_mem_expr_in_1pdv): New.
3388 (dataflow_set_preserve_mem_locs): New.
3389 (dataflow_set_remove_mem_locs): New.
3390 (dataflow_set_clear_at_call): New.
3391 (onepart_variable_different_p): New.
3392 (variable_different_p): Use it.
3393 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3394 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3396 (track_loc_p): Pass it true.
3397 (struct count_use_info): New.
3398 (find_use_val): New.
3399 (replace_expr_with_values): New.
3401 (use_type): New, partially split out of...
3402 (count_uses): ... this. Count new micro-ops.
3403 (count_uses_1): Adjust.
3404 (count_stores): Adjust.
3405 (count_with_sets): New.
3406 (VAL_NEEDS_RESOLUTION): New.
3407 (VAL_HOLDS_TRACK_EXPR): New.
3408 (VAL_EXPR_IS_COPIED): New.
3409 (VAL_EXPR_IS_CLOBBERED): New.
3410 (add_uses): Adjust. Generate new micro-ops.
3411 (add_uses_1): Adjust.
3412 (add_stores): Generate new micro-ops.
3413 (add_with_sets): New.
3414 (find_src_status): Adjust.
3415 (find_src_set_src): Adjust.
3416 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3417 Handle new micro-ops. Canonicalize value equivalances.
3418 (vt_find_locations): Compute total size of hash tables for
3419 dumping. Perform merge for var-tracking-assignments. Don't
3420 disregard single-block loops.
3421 (dump_attrs_list): Handle decl_or_value.
3422 (dump_variable): Take variable. Deal with decl_or_value.
3423 (dump_variable_slot): New.
3424 (dump_vars): Use it.
3425 (dump_dataflow_sets): Adjust.
3426 (set_slot_part): New, extended to support one-part variables
3427 after splitting out of...
3428 (set_variable_part): ... this.
3429 (clobber_slot_part): New, split out of...
3430 (clobber_variable_part): ... this.
3431 (delete_slot_part): New, split out of...
3432 (delete_variable_part): .... this.
3433 (check_wrap_constant): New.
3434 (vt_expand_loc_callback): New.
3435 (vt_expand_loc): New.
3436 (emit_note_insn_var_location): Adjust. Handle values. Handle
3437 EMIT_NOTE_AFTER_CALL_INSN.
3438 (emit_notes_for_differences_1): Adjust. Handle values.
3439 (emit_notes_for_differences_2): Likewise.
3440 (emit_notes_for_differences): Adjust.
3441 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3442 Adjust. Handle new micro-ops.
3443 (vt_add_function_parameters): Adjust. Create and bind values.
3444 (vt_initialize): Adjust. Initialize scratch_regs and
3445 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3446 operations. Move some code to count_with_sets and add_with_sets.
3447 (delete_debug_insns): New.
3448 (vt_debug_insns_local): New.
3449 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3451 (var_tracking_main): If var-tracking-assignments is enabled
3452 but var-tracking isn't, delete debug insns and leave. Likewise
3453 if we exceed limits or fail the stack adjustments tests, and
3454 after all var-tracking processing.
3455 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3456 (dataflow_set): Add traversed_vars.
3457 (value_chain, const_value_chain): New typedefs.
3458 (value_chain_pool, value_chains): New variables.
3459 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3460 add_value_chains, add_cselib_value_chains, remove_value_chain,
3461 remove_value_chains, remove_cselib_value_chains): New functions.
3462 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3463 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3465 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3466 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3467 (dst_can_be_shared): New variable.
3468 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3469 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3470 different from set->vars, look up slot again instead of using the
3472 (dataflow_set_init): Initialize traversed_vars.
3473 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3474 lookup if set->vars is shared. Don't keep slot cleared before
3475 calling unshare_variable. Unshare set->vars if needed. Adjust
3476 unshare_variable callers. Clear dst_can_be_shared if needed.
3477 Even ->refcount == 1 vars must be unshared if set->vars is shared
3478 and var needs to be modified.
3479 (dataflow_set_union): Set traversed_vars during canonicalization.
3480 (VALUE_CHANGED, DECL_CHANGED): Define.
3481 (set_dv_changed, dv_changed_p): New static inlines.
3482 (track_expr_p): Clear DECL_CHANGED.
3483 (dump_dataflow_sets): Set it.
3484 (variable_was_changed): Call set_dv_changed.
3485 (emit_note_insn_var_location): Likewise.
3486 (changed_variables_stack): New variable.
3487 (check_changed_vars_1, check_changed_vars_2): New functions.
3488 (emit_notes_for_changes): Do nothing if changed_variables is
3489 empty. Traverse changed_variables with check_changed_vars_1,
3490 call check_changed_vars_2 on each changed_variables_stack entry.
3491 (emit_notes_in_bb): Add SET argument. Just clear it at the
3492 beginning, use it instead of local &set, don't destroy it at the end.
3493 (vt_emit_notes): Call dataflow_set_clear early on all
3494 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3495 computed set, dataflow_set_clear also VTI(bb)->in when we are
3496 done with the basic block. Initialize changed_variables_stack,
3497 free it afterwards. If ENABLE_CHECKING verify that after noting
3498 differences to an empty set value_chains hash table is empty.
3499 (vt_initialize): Initialize value_chains and value_chain_pool.
3500 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3501 (variable_tracking_main): Call dump_dataflow_sets before calling
3502 vt_emit_notes, not after it.
3503 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3504 (propagate_var_def_into_debug_stmts): Declare.
3505 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3506 (df_set_note): Reject debug insns.
3507 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3508 add notes to debug insns.
3509 (df_note_bb_compute): Adjust. Likewise.
3510 (df_simulate_uses): Skip debug insns.
3511 (df_simulate_initialize_backwards): Likewise.
3512 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3513 (subst_stack_regs_pat): Reject debug insns.
3514 (convert_regs_1): Handle debug insns.
3515 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3516 (print-rtl.o): Depend on cselib.h.
3517 (cselib.o): Depend on TREE_PASS_H.
3518 (var-tracking.o): Depend on cselib.h and TARGET_H.
3519 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3520 (init_ready_list): Skip boundary debug insns.
3521 (add_branch_dependences): Skip debug insns.
3522 (free_block_dependencies): Check for blocks with only debug insns.
3523 (compute_priorities): Likewise.
3524 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3525 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3527 (gimple_build_debug_bind_stat): New.
3528 (empty_body_p): Skip debug stmts.
3529 (gimple_has_side_effects): Likewise.
3530 (gimple_rhs_has_side_effects): Likewise.
3531 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3532 (gimple_build_debug_bind_stat): Declare.
3533 (gimple_build_debug_bind): Define.
3534 (is_gimple_debug): New.
3535 (gimple_debug_bind_p): New.
3536 (gimple_debug_bind_get_var): New.
3537 (gimple_debug_bind_get_value): New.
3538 (gimple_debug_bind_get_value_ptr): New.
3539 (gimple_debug_bind_set_var): New.
3540 (gimple_debug_bind_set_value): New.
3541 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3542 (gimple_debug_bind_reset_value): New.
3543 (gimple_debug_bind_has_value_p): New.
3544 (gsi_next_nondebug): New.
3545 (gsi_prev_nondebug): New.
3546 (gsi_start_nondebug_bb): New.
3547 (gsi_last_nondebug_bb): New.
3548 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3549 (print_insn): Handle DEBUG_INSN.
3550 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3551 of first insn prevail.
3552 (first_stmt): Skip debug stmts.
3553 (first_non_label_stmt): Likewise.
3554 (last_stmt): Likewise.
3555 (has_zero_uses_1): New.
3556 (single_imm_use_1): New.
3557 (verify_gimple_debug): New.
3558 (verify_types_in_gimple_stmt): Handle debug stmts.
3559 (verify_stmt): Likewise.
3560 (debug_loop_num): Skip debug stmts.
3561 (remove_edge_and_dominated_blocks): Remove dominators last.
3562 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3563 (linearize_expr): Likewise.
3564 * config/i386/i386.c (ix86_delegitimize_address): Call
3565 default implementation.
3566 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3567 (group_barrier_needed): Skip debug insns.
3568 (emit_insn_group_barriers): Likewise.
3569 (emit_all_insn_group_barriers): Likewise.
3570 (ia64_variable_issue): Handle debug insns.
3571 (ia64_dfa_new_cycle): Likewise.
3572 (final_emit_insn_group_barriers): Skip debug insns.
3573 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3574 def cfa without frame.
3575 (process_set): Likewise.
3576 (process_for_unwind_directive): Pass frame on.
3577 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3578 (rs6000_delegitimize_address): New.
3579 (rs6000_debug_adjust_cost): Handle debug insns.
3580 (is_microcoded_insn): Likewise.
3581 (is_cracked_insn): Likewise.
3582 (is_nonpipeline_insn): Likewise.
3583 (insn_must_be_first_in_group): Likewise.
3584 (insn_must_be_last_in_group): Likewise.
3585 (force_new_group): Likewise.
3586 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3587 contains only debug insns.
3588 (rtl_merge_blocks): Skip debug insns.
3589 (purge_dead_edges): Likewise.
3590 (rtl_block_ends_with_call_p): Skip debug insns.
3591 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3592 (mark_reg_dependencies): Skip debug insns.
3593 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3594 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3595 * tree-ssa-threadedge.c
3596 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3597 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3598 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3599 (copyprop_hardreg_forward_1): Handle debug insns.
3600 * reload1.c (reload): Skip debug insns. Replace unassigned
3601 pseudos in debug insns with their equivalences.
3602 (eliminate_regs_in_insn): Skip debug insns.
3603 (emit_input_reload_insns): Skip debug insns at first, adjust
3605 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3606 (get_indirect_ref_operands): Pass opf_no_vops on.
3607 (get_expr_operands): Likewise. Skip debug stmts.
3608 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3610 2009-09-01 Richard Henderson <rth@redhat.com>
3612 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3613 stmt_ends_pp_p statements at least once.
3614 * tree-vrp.c (vrp_initialize): Likewise.
3615 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3617 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3620 Fix AIX bootstrap after PR debug/30161
3621 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3622 that is a GNU extension.
3623 (tmpl_value_parm_die_table): Move the definition of this global
3624 outside #ifdef DWARF2_DEBUGGING_INFO region.
3626 2009-09-01 Richard Guenther <rguenther@suse.de>
3628 * tree.c (tree_expr_size): New function.
3629 * tree.h (tree_expr_size): Declare.
3630 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3631 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3632 * langhooks.c (lhd_expr_size): Remove.
3633 * langhooks.h (struct lang_hooks): Remove expr_size.
3634 * explow.c (expr_size): Use tree_expr_size.
3635 (int_expr_size): Likewise.
3636 * langhooks-def.h (lhd_expr_size): Remove.
3637 (LANG_HOOKS_EXPR_SIZE): Likewise.
3638 (LANG_HOOKS_INITIALIZER): Adjust.
3640 2009-09-01 Richard Guenther <rguenther@suse.de>
3642 * tree-flow.h (mark_addressable): Move declaration ...
3643 * tree.h (mark_addressable): ... here.
3644 * stmt.c (expand_asm_operands): Use mark_addressable, not
3645 lang_hooks.mark_addressable.
3646 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3647 LANG_HOOKS_MARK_ADDRESSABLE.
3648 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3649 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3651 2009-08-31 Chris Demetriou <cgd@google.com>
3653 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3654 vectorize if not TARGET_SSE2.
3656 2009-08-31 DJ Delorie <dj@redhat.com>
3658 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3659 registers if no coprocessor is enabled.
3661 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3664 * cgraph.h (cgraph_get_node): Declare ...
3665 * cgraph.c (cgraph_get_node): ... new function.
3666 * dwarf2out.c (gen_generic_params_dies,
3667 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3668 make_ith_pack_parameter_name,
3669 append_entry_to_tmpl_value_parm_die_table,
3670 gen_remaining_tmpl_value_param_die_attribute): New functions.
3671 (gen_subprogram_die): Generate debug info for template parameters
3672 if debug info level is higher than DINFO_LEVEL_TERSE.
3673 Use tree_add_const_value_attribute_for_decl instead of
3674 tree_add_const_value_attribute.
3675 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3676 instead of tree_add_const_value_attribute.
3677 (gen_struct_or_union_type_die): Generate debug
3678 info for template parameters if debug info level is higher than
3680 (tree_add_const_value_attribute): Handle integral and pointer
3681 constants. Update comment.
3682 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3683 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3684 (reference_to_unused): Fix thinko. Remove redundant predicates from
3686 (tree_add_const_value_attribute): Make this work for constant
3688 tree_add_const_value_attribute_for_decl is to be used for variable
3690 (add_location_or_const_value_attribute): Use
3691 tree_add_const_value_attribute_for_decl now.
3692 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3693 DW_TAG_template_value_param DIEs after function DIEs have been
3695 * langhooks.h (lang_hooks_for_types): Add
3696 get_argument_pack_elems.
3697 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3698 (lang_hooks): Added get_innermost_generic_parms,
3699 get_innermost_generic_args.
3700 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3701 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3702 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3703 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3705 2009-08-31 DJ Delorie <dj@redhat.com>
3707 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3708 it once we start generating the prologue or epilogue.
3709 (mep_call_saves_register): If the frame is locked, re-use
3711 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3712 (mep_expand_prologue): Call it.
3713 (mep_expand_epilogue): Likewise.
3714 (mep_start_function): Use the same logic as mep_expand_prologue.
3715 (mep_pass_by_reference): Make logic more readable.
3716 (mep_return_in_memory): Zero-sized objects are passed in memory.
3717 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3719 2009-08-31 Richard Guenther <rguenther@suse.de>
3721 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3722 to query if the memory regions for memmove overlap.
3723 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3724 asserts on pointers, instead deal with odd trees.
3725 (ptr_derefs_may_alias_p): Likewise.
3726 (refs_may_alias_p_1): Constructor bases also never alias.
3728 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3730 * doc/install.texi (Final install): Adjust reference on where to
3731 order printed manuals.
3733 2009-08-30 Olivier Hainque <hainque@adacore.com>
3735 * dwarf2out.c (switch_to_frame_table_section): Move
3736 definition prior to first use.
3738 2009-08-30 Richard Guenther <rguenther@suse.de>
3740 PR tree-optimization/41186
3741 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3742 (ao_ref_init_from_ptr_and_size): New function.
3743 (ref_maybe_used_by_call_p_1): Be more precise tracking
3744 used ranges for builtin functions.
3745 (ref_maybe_used_by_call_p): Adjust.
3746 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3747 ranges for builtin functions.
3748 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3750 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3753 * fwprop.c (get_reg_use_in): Delete.
3754 (free_load_extend): New function.
3755 (forward_propagate_subreg): Use it.
3757 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3759 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3761 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3764 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3767 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3769 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3770 fini or fini_array section.
3772 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3774 * graphite-dependences.c (graphite_legal_transform_bb): Call
3775 pbb_remove_duplicate_pdrs.
3776 * graphite-poly.c (can_collapse_pdr): Removed.
3777 (pdr_find_duplicate): Removed.
3778 (can_collapse_pdrs): New.
3779 (pbb_remove_duplicate_pdrs): New.
3780 (new_poly_dr): Do not look for duplicates.
3781 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3782 (PBB_PDR_DUPLICATES_REMOVED): New.
3783 (pbb_remove_duplicate_pdrs): Declared.
3785 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3787 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3788 the strides by multiplying by PDR_NB_REFS.
3789 * graphite-poly.c (can_collapse_pdr): New.
3790 (pdr_find_duplicate): New.
3791 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3792 Initialize PDR_NB_REFS.
3793 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3795 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3797 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3800 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3803 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3805 * graphite-dependences.c (pddr_original_scattering): Return NULL
3806 for read-read dependence relations.
3807 * graphite-poly.h (enum poly_dr_type): Fix comment.
3810 (pdr_may_write_p): New.
3812 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3814 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3815 (struct poly_dr): Same.
3816 (new_poly_dr): Same.
3817 * graphite-poly.c (new_poly_dr): Same.
3818 * graphite-dependences.c (dot_deps): Disable call to system.
3820 2009-08-28 Cary Coutant <ccoutant@google.com>
3823 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3824 struct/union/enum types local to a function.
3826 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3827 Sebastian Pop <sebastian.pop@amd.com>
3829 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3830 pbb_strip_mine_time_depth. Changed the implementation so that
3831 transformation is expressed as a transformation on
3832 time (scatttering) dimensions. Also, ensures that the 2d+1
3833 scheduling format is preserved.
3834 (pbb_strip_mine_profitable_p): Profitability is based on the
3835 iteration number of a given time (scattering) dimension,
3836 and not on a original loop depth dimension.
3837 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3838 (pbb_do_strip_mine): Call psct_dynamic_dim.
3839 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3840 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3841 (pbb_nb_dynamic_scattering_transform): New.
3842 (psct_dynamic_dim): New.
3844 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3846 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3847 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3848 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3849 * graphite-interchange.c (build_linearized_memory_access): Same.
3850 (memory_stride_in_loop): Same.
3852 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3854 * graphite-dependences.c (pddr_original_scattering): New.
3855 (graphite_legal_transform_dr): Call pddr_original_scattering.
3858 * graphite-dependences.h (dot_deps): Declared.
3859 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3860 (print_pdr): Print PDR_ID.
3861 * graphite-poly.h (struct poly_dr): Add field id.
3864 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3866 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3868 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3869 not delete the original dependence relation.
3871 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3873 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3874 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3875 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3876 (free_poly_ddr): New.
3877 (pddr_is_empty): New.
3878 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3879 (dependence_polyhedron): Same. Remove useless gcc_assert.
3881 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3882 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3883 * graphite-dependences.h (enum poly_dependence_kind): New.
3884 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3885 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3886 (PDRP_SINK): Renamed PDDR_SINK.
3887 (PDRP_DDP): Renamed PDDR_DDP.
3889 (free_poly_ddr): Declared.
3890 * graphite-poly.c (new_scop): Use the new hash function names.
3891 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3892 into original_pddrs.
3893 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3895 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3897 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3898 bounds with LT_EXPR to make niter analysis more precise on code
3899 generated by Graphite.
3901 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3903 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3904 (graphite_legal_transform_bb): Same.
3905 (poly_drs_may_alias_p): Same.
3907 2009-08-28 Richard Guenther <rguenther@suse.de>
3909 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3911 2009-08-28 Jan Beulich <jbeulich@novell.com>
3913 * config/i386/netware.c: Include langhooks.h.
3914 (i386_nlm_encode_section_info): Simplify.
3915 (netware_override_options): Delete.
3916 * config/i386/netware.h (netware_override_options): Delete
3918 (OVERRIDE_OPTIONS): Delete definition.
3919 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3920 (ASM_COMMENT_START): Define.
3921 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3923 2009-08-28 Jan Beulich <jbeulich@novell.com>
3925 * configure.ac: For in-tree ld, do a plain version check to
3926 determine whether comdat groups are supported.
3927 * configure: Regenerate.
3929 2009-08-28 Olivier Hainque <hainque@adacore.com>
3931 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3932 always defined. Reflect definition or absence of such for
3933 COLLECT_EXPORT_LIST. Readability helper.
3934 (scanfilter): New enum, to help control what symbols
3935 are to be considered or ignored by scan_prog_file.
3936 (enum pass): Rename as "scanpass", moved together with scanfilter
3937 prior to scan_prog_file's prototype.
3938 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3939 Group prototype with the scanpass/scanfilter definitions, factorize
3940 head comments for the several implementations at the prototype.
3941 (main): Reorganize the first pass link control to let AIX
3942 drag only the needed frame tables in executables. Prevent
3943 frame tables collection during the scan aimed at static ctors.
3944 Pre-link and scan for frame tables later to compensate.
3945 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3946 A C statement to issue assembly directives that create a reference
3947 to the given DWARF table identifier label from the current function
3949 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3950 to differentiate first time section entry. Only emit a .data
3951 tables start identifier label the first time around.
3952 (switch_to_frame_table_section): New function. Helper for
3953 output_call_frame_info to switch possibly BACK into the eh_frame
3954 or the debug_frame section depending on FOR_EH.
3955 (output_call_frame_info): Use helper to first enter the proper
3957 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3958 emit a link to the frame table start label from each function
3960 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3961 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3962 * config/rs6000/rs6000-protos.h: Declare it.
3963 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3965 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3967 * config/sh/sh.c (split_branches): Check the result of
3970 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3972 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3973 using -pthread -fopenmp
3975 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3977 * doc/service.texi (service directory): Update URL.
3979 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3981 PR rtl-optimization/40861
3982 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3983 extract word from a multi-word subreg for negative byte positions.
3985 2009-08-27 Tristan Gingold <gingold@adacore.com>
3986 Douglas B Rupp <rupp@gnat.com>
3988 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3989 (SECTION_VMS_OVERLAY): Define.
3990 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3992 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3994 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3995 common_object declarations.
3996 (ia64_section_type_flags): Set section flag for common_object.
3997 * config/ia64/ia64-protos.h
3998 (ia64_vms_output_aligned_decl_common): Declare.
3999 (ia64_vms_elf_asm_named_section): Declare.
4001 2009-08-27 Michael Matz <matz@suse.de>
4003 * expr.c (expand_expr_real_2): New function taking exploded
4004 unary or binary expression, split out from ...
4005 (expand_expr_real_1): ... here. Move over all unary/binary
4006 switch parts to above function, in particular these codes:
4007 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4008 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4009 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4010 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4011 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4012 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4013 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4014 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4015 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4016 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4017 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4018 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4019 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4020 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4021 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4022 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4023 VEC_PACK_FIX_TRUNC_EXPR.
4024 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4027 2009-08-27 Richard Guenther <rguenther@suse.de>
4029 * gengtype.c (main): Handle uint64_t.
4030 * ipa-utils.c (get_base_var): Indent properly.
4031 * tree-ssa-live.c (debug_scope_block): New function.
4032 * tree-flow.h (debug_scope_block): Declare.
4033 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4034 * basic-block.h (enum profile_status): Rename to
4035 enum profile_status_d.
4036 (x_profile_status): Adjust type.
4038 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4041 * dwarf2out.c (get_context_die): Declare this static function.
4042 (gen_type_die_with_usage): Make sure a DIE is a generated for
4043 the context of a typedef.
4045 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4047 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4050 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4052 * config/mips/mips-protos.h (mips_output_sync): Declare.
4053 (mips_sync_loop_insns): Likewise.
4054 (mips_output_sync_loop): Replace first two parameters with an rtx.
4055 * config/mips/mips.c (mips_multi_member): New structure.
4056 (mips_multi_members): New variable.
4057 (mips_multi_start): New function.
4058 (mips_multi_add): Likewise.
4059 (mips_multi_add_insn): Likewise.
4060 (mips_multi_add_label): Likewise.
4061 (mips_multi_last_index): Likewise.
4062 (mips_multi_copy_insn): Likewise.
4063 (mips_multi_set_operand): Likewise.
4064 (mips_multi_write): Likewise.
4065 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4066 (mips_init_print_operand_punct): Update accordingly.
4067 (mips_start_ll_sc_sync_block): New function.
4068 (mips_end_ll_sc_sync_block): Likewise.
4069 (mips_output_sync): Likewise.
4070 (mips_sync_insn1_template): Likewise.
4071 (mips_sync_insn2_template): Likewise.
4072 (mips_get_sync_operand): Likewise.
4073 (mips_process_sync_loop): Likewise.
4074 (mips_output_sync_loop): Use mips_process_sync_loop.
4075 (mips_sync_loop_insns): New function.
4076 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4077 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4078 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4079 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4080 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4081 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4082 (MIPS_SYNC_OLD_OP_12): Likewise.
4083 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4084 (MIPS_SYNC_NEW_OP_12): Likewise.
4085 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4086 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4087 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4088 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4089 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4090 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4091 * config/mips/mips.md (sync_mem): New attribute.
4092 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4093 (sync_exclusive_mask, sync_required_oldval): Likewise.
4094 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4095 (sync_release_barrier): Likewise.
4096 (length): Handle sync loops.
4097 (sync): Use mips_output_sync.
4098 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4099 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4100 and use mips_output_sync_loop.
4101 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4102 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4103 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4104 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4105 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4106 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4107 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4108 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4109 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4111 2009-08-26 Richard Guenther <rguenther@suse.de>
4114 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4115 the types to not match.
4116 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4118 * tree-ssa.c (useless_type_conversion_p): Conversions to
4119 pointers to unprototyped functions are useless.
4121 2009-08-26 Richard Guenther <rguenther@suse.de>
4123 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4124 whole-program condition, prepare to be called for non-globals.
4125 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4126 params build a representative with known type and track its fields.
4128 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4130 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4131 clearing by a taken branch.
4132 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4133 effectively after bbro pass.
4134 (sync_nand<mode>): Ditto.
4135 (sync_old_<fetchop_name><mode>): Ditto.
4136 (sync_old_nand<mode>): Ditto.
4137 (sync_new_<fetchop_name><mode>): Dito.
4138 (sync_new_nand<mode>): Ditto.
4139 (sync_compare_and_swap<mode>_1): Ditto.
4140 (*sync_compare_and_swap<mode>): Ditto.
4141 (sync_lock_test_and_set<mode>_1): Ditto.
4142 ("sync_lock_test_and_set<mode>): Ditto.
4144 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4146 * hwint.h (HOST_LONG_FORMAT): New macro
4147 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4148 Use HOST_PTR_PRINTF.
4149 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4150 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4151 (HOST_PTR_PRINTF): Document.
4153 2009-08-25 Jan Hubicka <jh@suse.cz>
4155 * config/i386/bmmintrin.h: Replace by #error.
4158 Michael Meissner <michael.meissner@amd.com>
4159 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4160 Tony Linthicum <tony.linthicum@amd.com>
4162 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4163 (TARGET_ROUND): New macro for the round/ptest instructions which
4164 are shared between SSE4.1 and SSE5.
4165 (OPTION_MASK_ISA_ROUND): Ditto.
4166 (OPTION_ISA_ROUND): Ditto.
4167 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4168 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4170 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4171 (-mfused-madd): New switch to give users control over whether the
4172 compiler optimizes to use the multiply/add SSE5 instructions.
4174 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4175 (ix86_handle_option): Turn off 3dnow if -msse5.
4176 (override_options): Add SSE5 support.
4177 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4179 (ix86_expand_sse_movcc): Add SSE5 support.
4180 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4181 vector type to the next largest size.
4182 (ix86_expand_sse5_pack): New function to use pperm to pack a
4183 vector type to the next smallest size.
4184 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4185 (IX86_BUILTIN_FMADDSD): Ditto.
4186 (IX86_BUILTIN_FMADDPS): Ditto.
4187 (IX86_BUILTIN_FMADDPD): Ditto.
4188 (IX86_BUILTIN_FMSUBSS): Ditto.
4189 (IX86_BUILTIN_FMSUBSD): Ditto.
4190 (IX86_BUILTIN_FMSUBPS): Ditto.
4191 (IX86_BUILTIN_FMSUBPD): Ditto.
4192 (IX86_BUILTIN_FNMADDSS): Ditto.
4193 (IX86_BUILTIN_FNMADDSD): Ditto.
4194 (IX86_BUILTIN_FNMADDPS): Ditto.
4195 (IX86_BUILTIN_FNMADDPD): Ditto.
4196 (IX86_BUILTIN_FNMSUBSS): Ditto.
4197 (IX86_BUILTIN_FNMSUBSD): Ditto.
4198 (IX86_BUILTIN_FNMSUBPS): Ditto.
4199 (IX86_BUILTIN_FNMSUBPD): Ditto.
4200 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4201 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4202 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4203 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4204 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4205 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4206 (IX86_BUILTIN_PPERM): Ditto.
4207 (IX86_BUILTIN_PERMPS): Ditto.
4208 (IX86_BUILTIN_PERMPD): Ditto.
4209 (IX86_BUILTIN_PMACSSWW): Ditto.
4210 (IX86_BUILTIN_PMACSWW): Ditto.
4211 (IX86_BUILTIN_PMACSSWD): Ditto.
4212 (IX86_BUILTIN_PMACSWD): Ditto.
4213 (IX86_BUILTIN_PMACSSDD): Ditto.
4214 (IX86_BUILTIN_PMACSDD): Ditto.
4215 (IX86_BUILTIN_PMACSSDQL): Ditto.
4216 (IX86_BUILTIN_PMACSSDQH): Ditto.
4217 (IX86_BUILTIN_PMACSDQL): Ditto.
4218 (IX86_BUILTIN_PMACSDQH): Ditto.
4219 (IX86_BUILTIN_PMADCSSWD): Ditto.
4220 (IX86_BUILTIN_PMADCSWD): Ditto.
4221 (IX86_BUILTIN_PHADDBW): Ditto.
4222 (IX86_BUILTIN_PHADDBD): Ditto.
4223 (IX86_BUILTIN_PHADDBQ): Ditto.
4224 (IX86_BUILTIN_PHADDWD): Ditto.
4225 (IX86_BUILTIN_PHADDWQ): Ditto.
4226 (IX86_BUILTIN_PHADDDQ): Ditto.
4227 (IX86_BUILTIN_PHADDUBW): Ditto.
4228 (IX86_BUILTIN_PHADDUBD): Ditto.
4229 (IX86_BUILTIN_PHADDUBQ): Ditto.
4230 (IX86_BUILTIN_PHADDUWD): Ditto.
4231 (IX86_BUILTIN_PHADDUWQ): Ditto.
4232 (IX86_BUILTIN_PHADDUDQ): Ditto.
4233 (IX86_BUILTIN_PHSUBBW): Ditto.
4234 (IX86_BUILTIN_PHSUBWD): Ditto.
4235 (IX86_BUILTIN_PHSUBDQ): Ditto.
4236 (IX86_BUILTIN_PROTB): Ditto.
4237 (IX86_BUILTIN_PROTW): Ditto.
4238 (IX86_BUILTIN_PROTD): Ditto.
4239 (IX86_BUILTIN_PROTQ): Ditto.
4240 (IX86_BUILTIN_PROTB_IMM): Ditto.
4241 (IX86_BUILTIN_PROTW_IMM): Ditto.
4242 (IX86_BUILTIN_PROTD_IMM): Ditto.
4243 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4244 (IX86_BUILTIN_PSHLB): Ditto.
4245 (IX86_BUILTIN_PSHLW): Ditto.
4246 (IX86_BUILTIN_PSHLD): Ditto.
4247 (IX86_BUILTIN_PSHLQ): Ditto.
4248 (IX86_BUILTIN_PSHAB): Ditto.
4249 (IX86_BUILTIN_PSHAW): Ditto.
4250 (IX86_BUILTIN_PSHAD): Ditto.
4251 (IX86_BUILTIN_PSHAQ): Ditto.
4252 (IX86_BUILTIN_FRCZSS): Ditto.
4253 (IX86_BUILTIN_FRCZSD): Ditto.
4254 (IX86_BUILTIN_FRCZPS): Ditto.
4255 (IX86_BUILTIN_FRCZPD): Ditto.
4256 (IX86_BUILTIN_CVTPH2PS): Ditto.
4257 (IX86_BUILTIN_CVTPS2PH): Ditto.
4258 (IX86_BUILTIN_COMEQSS): Ditto.
4259 (IX86_BUILTIN_COMNESS): Ditto.
4260 (IX86_BUILTIN_COMLTSS): Ditto.
4261 (IX86_BUILTIN_COMLESS): Ditto.
4262 (IX86_BUILTIN_COMGTSS): Ditto.
4263 (IX86_BUILTIN_COMGESS): Ditto.
4264 (IX86_BUILTIN_COMUEQSS): Ditto.
4265 (IX86_BUILTIN_COMUNESS): Ditto.
4266 (IX86_BUILTIN_COMULTSS): Ditto.
4267 (IX86_BUILTIN_COMULESS): Ditto.
4268 (IX86_BUILTIN_COMUGTSS): Ditto.
4269 (IX86_BUILTIN_COMUGESS): Ditto.
4270 (IX86_BUILTIN_COMORDSS): Ditto.
4271 (IX86_BUILTIN_COMUNORDSS): Ditto.
4272 (IX86_BUILTIN_COMFALSESS): Ditto.
4273 (IX86_BUILTIN_COMTRUESS): Ditto.
4274 (IX86_BUILTIN_COMEQSD): Ditto.
4275 (IX86_BUILTIN_COMNESD): Ditto.
4276 (IX86_BUILTIN_COMLTSD): Ditto.
4277 (IX86_BUILTIN_COMLESD): Ditto.
4278 (IX86_BUILTIN_COMGTSD): Ditto.
4279 (IX86_BUILTIN_COMGESD): Ditto.
4280 (IX86_BUILTIN_COMUEQSD): Ditto.
4281 (IX86_BUILTIN_COMUNESD): Ditto.
4282 (IX86_BUILTIN_COMULTSD): Ditto.
4283 (IX86_BUILTIN_COMULESD): Ditto.
4284 (IX86_BUILTIN_COMUGTSD): Ditto.
4285 (IX86_BUILTIN_COMUGESD): Ditto.
4286 (IX86_BUILTIN_COMORDSD): Ditto.
4287 (IX86_BUILTIN_COMUNORDSD): Ditto.
4288 (IX86_BUILTIN_COMFALSESD): Ditto.
4289 (IX86_BUILTIN_COMTRUESD): Ditto.
4290 (IX86_BUILTIN_COMEQPS): Ditto.
4291 (IX86_BUILTIN_COMNEPS): Ditto.
4292 (IX86_BUILTIN_COMLTPS): Ditto.
4293 (IX86_BUILTIN_COMLEPS): Ditto.
4294 (IX86_BUILTIN_COMGTPS): Ditto.
4295 (IX86_BUILTIN_COMGEPS): Ditto.
4296 (IX86_BUILTIN_COMUEQPS): Ditto.
4297 (IX86_BUILTIN_COMUNEPS): Ditto.
4298 (IX86_BUILTIN_COMULTPS): Ditto.
4299 (IX86_BUILTIN_COMULEPS): Ditto.
4300 (IX86_BUILTIN_COMUGTPS): Ditto.
4301 (IX86_BUILTIN_COMUGEPS): Ditto.
4302 (IX86_BUILTIN_COMORDPS): Ditto.
4303 (IX86_BUILTIN_COMUNORDPS): Ditto.
4304 (IX86_BUILTIN_COMFALSEPS): Ditto.
4305 (IX86_BUILTIN_COMTRUEPS): Ditto.
4306 (IX86_BUILTIN_COMEQPD): Ditto.
4307 (IX86_BUILTIN_COMNEPD): Ditto.
4308 (IX86_BUILTIN_COMLTPD): Ditto.
4309 (IX86_BUILTIN_COMLEPD): Ditto.
4310 (IX86_BUILTIN_COMGTPD): Ditto.
4311 (IX86_BUILTIN_COMGEPD): Ditto.
4312 (IX86_BUILTIN_COMUEQPD): Ditto.
4313 (IX86_BUILTIN_COMUNEPD): Ditto.
4314 (IX86_BUILTIN_COMULTPD): Ditto.
4315 (IX86_BUILTIN_COMULEPD): Ditto.
4316 (IX86_BUILTIN_COMUGTPD): Ditto.
4317 (IX86_BUILTIN_COMUGEPD): Ditto.
4318 (IX86_BUILTIN_COMORDPD): Ditto.
4319 (IX86_BUILTIN_COMUNORDPD): Ditto.
4320 (IX86_BUILTIN_COMFALSEPD): Ditto.
4321 (IX86_BUILTIN_COMTRUEPD): Ditto.
4322 (IX86_BUILTIN_PCOMEQUB): Ditto.
4323 (IX86_BUILTIN_PCOMNEUB): Ditto.
4324 (IX86_BUILTIN_PCOMLTUB): Ditto.
4325 (IX86_BUILTIN_PCOMLEUB): Ditto.
4326 (IX86_BUILTIN_PCOMGTUB): Ditto.
4327 (IX86_BUILTIN_PCOMGEUB): Ditto.
4328 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4329 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4330 (IX86_BUILTIN_PCOMEQUW): Ditto.
4331 (IX86_BUILTIN_PCOMNEUW): Ditto.
4332 (IX86_BUILTIN_PCOMLTUW): Ditto.
4333 (IX86_BUILTIN_PCOMLEUW): Ditto.
4334 (IX86_BUILTIN_PCOMGTUW): Ditto.
4335 (IX86_BUILTIN_PCOMGEUW): Ditto.
4336 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4337 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4338 (IX86_BUILTIN_PCOMEQUD): Ditto.
4339 (IX86_BUILTIN_PCOMNEUD): Ditto.
4340 (IX86_BUILTIN_PCOMLTUD): Ditto.
4341 (IX86_BUILTIN_PCOMLEUD): Ditto.
4342 (IX86_BUILTIN_PCOMGTUD): Ditto.
4343 (IX86_BUILTIN_PCOMGEUD): Ditto.
4344 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4345 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4346 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4347 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4348 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4349 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4350 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4351 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4352 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4353 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4354 (IX86_BUILTIN_PCOMEQB): Ditto.
4355 (IX86_BUILTIN_PCOMNEB): Ditto.
4356 (IX86_BUILTIN_PCOMLTB): Ditto.
4357 (IX86_BUILTIN_PCOMLEB): Ditto.
4358 (IX86_BUILTIN_PCOMGTB): Ditto.
4359 (IX86_BUILTIN_PCOMGEB): Ditto.
4360 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4361 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4362 (IX86_BUILTIN_PCOMEQW): Ditto.
4363 (IX86_BUILTIN_PCOMNEW): Ditto.
4364 (IX86_BUILTIN_PCOMLTW): Ditto.
4365 (IX86_BUILTIN_PCOMLEW): Ditto.
4366 (IX86_BUILTIN_PCOMGTW): Ditto.
4367 (IX86_BUILTIN_PCOMGEW): Ditto.
4368 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4369 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4370 (IX86_BUILTIN_PCOMEQD): Ditto.
4371 (IX86_BUILTIN_PCOMNED): Ditto.
4372 (IX86_BUILTIN_PCOMLTD): Ditto.
4373 (IX86_BUILTIN_PCOMLED): Ditto.
4374 (IX86_BUILTIN_PCOMGTD): Ditto.
4375 (IX86_BUILTIN_PCOMGED): Ditto.
4376 (IX86_BUILTIN_PCOMFALSED): Ditto.
4377 (IX86_BUILTIN_PCOMTRUED): Ditto.
4378 (IX86_BUILTIN_PCOMEQQ): Ditto.
4379 (IX86_BUILTIN_PCOMNEQ): Ditto.
4380 (IX86_BUILTIN_PCOMLTQ): Ditto.
4381 (IX86_BUILTIN_PCOMLEQ): Ditto.
4382 (IX86_BUILTIN_PCOMGTQ): Ditto.
4383 (IX86_BUILTIN_PCOMGEQ): Ditto.
4384 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4385 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4386 (enum multi_arg_type): New enum for describing the various SSE5
4387 intrinsic argument types.
4388 (bdesc_multi_arg): New table for SSE5 intrinsics.
4389 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4390 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4392 (ix86_expand_builtin): Add SSE5 intrinsic support.
4393 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4394 operand instructions.
4395 (ix86_expand_sse5_multiple_memory): New function to split the
4396 second memory reference from SSE5 instructions.
4397 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4398 (ix86_return_pops_args): Use stdarg_p to determine if the function
4399 has variable arguments.
4400 (ix86_setup_incoming_varargs): Ditto.
4401 (x86_this_parameter): Ditto.
4403 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4405 (ix86_expand_sse5_pack): Ditto.
4406 (ix86_sse5_valid_op_p): Ditto.
4407 (ix86_expand_sse5_multiple_memory): Ditto.
4409 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4410 constant for SSE5 support.
4411 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4412 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4413 (UNSPEC_SSE5_PERMUTE): Ditto.
4414 (UNSPEC_SSE5_ASHIFT): Ditto.
4415 (UNSPEC_SSE5_LSHIFT): Ditto.
4416 (UNSPEC_FRCZ): Ditto.
4417 (UNSPEC_CVTPH2PS): Ditto.
4418 (UNSPEC_CVTPS2PH): Ditto.
4419 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4421 (COM_FALSE_S): Ditto.
4422 (COM_FALSE_P): Ditto.
4423 (COM_TRUE_S): Ditto.
4424 (COM_TRUE_P): Ditto.
4425 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4426 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4428 (memory attribute): Ditto.
4429 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4430 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4431 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4432 (floor<mode>2): Ditto.
4433 (ceil<mode>2): Ditto.
4434 (btrunc<mode>2): Ditto.
4435 (nearbyintdf2): Ditto.
4436 (nearbyintsf2): Ditto.
4437 (sse_setccsf): Disable if SSE5.
4438 (sse_setccdf): Ditto.
4439 (sse5_setcc<mode>): New support for SSE5 conditional move.
4440 (sse5_pcmov_<mode>): Ditto.
4442 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4444 (SSEMODEF2P): Ditto.
4445 (ssemodesuffixf4): New mode attribute for SSE5.
4446 (ssemodesuffixf2s): Ditto.
4447 (ssemodesuffixf2c): Ditto.
4448 (sserotatemax): Ditto.
4449 (ssescalarmode): Ditto.
4450 (sse_maskcmpv4sf3): Disable if SSE5.
4451 (sse_maskcmpv2df3): Ditto.
4452 (sse_vmmaskcmpv4sf3): Ditto.
4453 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4454 (sse5_vmfmadd<mode>4): Ditto.
4455 (sse5_fmsub<mode>4): Ditto.
4456 (sse5_vmfmsub<mode>4): Ditto.
4457 (sse5_fnmadd<mode>4): Ditto.
4458 (sse5_vmfnmadd<mode>4): Ditto.
4459 (sse5_fnmsub<mode>4): Ditto.
4460 (sse5_vmfnmsub<mode>4): Ditto.
4461 (sse5i_fmadd<mode>4): Ditto.
4462 (sse5i_fmsub<mode>4): Ditto.
4463 (sse5i_fnmadd<mode>4): Ditto.
4464 (sse5i_fnmsub<mode>4): Ditto.
4465 (sse5i_vmfmadd<mode>4): Ditto.
4466 (sse5i_vmfmsub<mode>4): Ditto.
4467 (sse5i_vmfnmadd<mode>4): Ditto.
4468 (sse5i_vmfnmsub<mode>4): Ditto.
4469 (mulv16qi3): Add SSE5 support.
4471 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4472 (sse2_mulv4si3): Disable if SSE5.
4473 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4474 (sse4_1_roundps): Ditto.
4475 (sse4_1_roundsd): Ditto.
4476 (sse4_1_roundss): Ditto.
4477 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4479 (sse_maskcmpsf3): Ditto.
4480 (sse_vmmaskcmpv4sf3): Ditto.
4481 (sse2_maskcmpv2df3): Ditto.
4482 (sse2_maskcmpdf3): Ditto.
4483 (sse2_vmmaskcmpv2df3): Ditto.
4484 (sse2_eq<mode>3): Ditto.
4485 (sse2_gt<mode>3): Ditto.
4486 (sse5_pcmov_<mode>): Add SSE5 support.
4487 (vec_unpacku_hi_v16qi): Ditto.
4488 (vec_unpacks_hi_v16qi): Ditto.
4489 (vec_unpacku_lo_v16qi): Ditto.
4490 (vec_unpacks_lo_v16qi): Ditto.
4491 (vec_unpacku_hi_v8hi): Ditto.
4492 (vec_unpacks_hi_v8hi): Ditto.
4493 (vec_unpacku_lo_v8hi): Ditto.
4494 (vec_unpacks_lo_v8hi): Ditto.
4495 (vec_unpacku_hi_v4si): Ditto.
4496 (vec_unpacks_hi_v4si): Ditto.
4497 (vec_unpacku_lo_v4si): Ditto.
4498 (vec_unpacks_lo_v4si): Ditto.
4499 (sse5_pmacsww): New SSE5 intrinsic insn.
4500 (sse5_pmacssww): Ditto.
4501 (sse5_pmacsdd): Ditto.
4502 (sse5_pmacssdd): Ditto.
4503 (sse5_pmacssdql): Ditto.
4504 (sse5_pmacssdqh): Ditto.
4505 (sse5_pmacsdqh): Ditto.
4506 (sse5_pmacsswd): Ditto.
4507 (sse5_pmacswd): Ditto.
4508 (sse5_pmadcsswd): Ditto.
4509 (sse5_pmadcswd): Ditto.
4510 (sse5_pcmov_<move>): Conditional move support on SSE5.
4511 (sse5_phaddbw): New SSE5 intrinsic insn.
4512 (sse5_phaddbd): Ditto.
4513 (sse5_phaddbq): Ditto.
4514 (sse5_phaddwd): Ditto.
4515 (sse5_phaddwq): Ditto.
4516 (sse5_phadddq): Ditto.
4517 (sse5_phaddubw): Ditto.
4518 (sse5_phaddubd): Ditto.
4519 (sse5_phaddubq): Ditto.
4520 (sse5_phadduwd): Ditto.
4521 (sse5_phadduwq): Ditto.
4522 (sse5_phaddudq): Ditto.
4523 (sse5_phsubbw): Ditto.
4524 (sse5_phsubwd): Ditto.
4525 (sse5_phsubdq): Ditto.
4526 (sse5_pperm): Ditto.
4527 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4528 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4529 (sse5_pperm_sign_v8hi_v4si): Ditto.
4530 (sse5_pperm_zero_v8hi_v4si): Ditto.
4531 (sse5_pperm_sign_v4si_v2di): Ditto.
4532 (sse5_pperm_sign_v4si_v2di): Ditto.
4533 (sse5_pperm_pack_v2di_v4si): Ditto.
4534 (sse5_pperm_pack_v4si_v8hi): Ditto.
4535 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4536 (sse5_perm<mode>): New SSE5 intrinsic insn.
4537 (rotl<mode>3): Ditto.
4538 (sse5_rotl<mode>3): Ditto.
4539 (sse5_ashl<mode>3): Ditto.
4540 (sse5_lshl<mode>3): Ditto.
4541 (sse5_frcz<mode>2): Ditto.
4542 (sse5s_frcz<mode>2): Ditto.
4543 (sse5_cvtph2ps): Ditto.
4544 (sse5_cvtps2ph): Ditto.
4545 (sse5_vmmaskcmp<mode>3): Ditto.
4546 (sse5_com_tf<mode>3): Ditto.
4547 (sse5_maskcmp<mode>3): Ditto.
4548 (sse5_maskcmp_uns<mode>3): Ditto.
4549 (sse5_maskcmp_uns2<mode>3): Ditto.
4550 (sse5_pcom_tf<mode>3): Ditto.
4552 * config/i386/predicates.md (sse5_comparison_float_operator):
4553 New predicate to match the comparison operators supported by
4554 the SSE5 com instruction.
4555 (ix86_comparison_int_operator): New predicate to match just the
4556 signed int comparisons.
4557 (ix86_comparison_uns_operator): New predicate to match just the
4558 unsigned int comparisons.
4560 * doc/invoke.texi (-msse5): Add documentation.
4561 (-mfused-madd): Ditto.
4563 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4565 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4567 (x86_64-*-*): Ditto.
4569 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4571 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4572 intrinisics for SSE5.
4574 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4577 * config/i386/mmintrin-common.h: New file, to contain common
4578 instructions between SSE4.1 and SSE5.
4580 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4581 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4582 (gen_regparm_prefix): Ditto.
4584 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4585 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4586 prototype_p to determine if a function is prototyped.
4588 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4590 * c-common.c (c_common_reswords) add the alignof keyword,
4591 with same RID as __alignof and __alignof__
4593 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4595 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4596 * hooks.c (hook_bool_const_int_const_int_true): New function.
4597 * target.h (struct gcc_target): Add can_eliminate field.
4598 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4599 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4600 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4601 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4602 (elim_table): Revise comment.
4603 * system.h (CAN_ELIMINATE): Poison.
4604 * defaults.h (CAN_ELIMINATE): Remove.
4605 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4607 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4608 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4610 (alpha_vms_can_eliminate): Declare as static, change return type to
4612 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4614 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4615 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4616 (arm_can_eliminate): New function.
4618 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4619 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4620 (avr_can_eliminate): Declare as static.
4621 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4623 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4624 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4625 (bfin_can_eliminate): New function.
4627 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4628 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4629 (crx_can_eliminate): New function.
4631 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4632 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4633 (fr30_can_eliminate): New function.
4635 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4636 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4637 (frv_can_eliminate): New function.
4639 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4640 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4641 (h8300_can_eliminate): New function.
4643 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4644 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4645 (i386_can_eliminate): Declare as static, change return type to bool.
4646 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4648 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4649 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4650 (ia64_can_eliminate): New function.
4652 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4653 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4654 (iq2000_can_eliminate): New function.
4656 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4657 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4658 (m32r_can_eliminate): New function.
4660 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4661 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4662 (m68hc11_can_eliminate): New function.
4664 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4665 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4666 (m68k_can_eliminate): New function.
4668 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4669 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4670 (mep_can_eliminate): New function.
4672 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4673 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4674 (mips_can_eliminate): New function.
4676 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4677 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4678 (rs6000_can_eliminate): New function.
4680 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4681 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4682 (s390_can_eliminate): Declare as static.
4683 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4685 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4686 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4687 (score_can_eliminate): New function.
4689 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4690 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4691 (sparc_can_eliminate): Declare as static.
4692 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4694 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4695 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4696 (xstormy16_can_eliminate): New function.
4698 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4699 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4700 (v850_can_eliminate): New function.
4702 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4704 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4705 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4706 (*movdfcc_ext[1234]): Disable for IEEE mode.
4708 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4710 * gimplify.c (prepare_gimple_addressable): New static function.
4711 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4713 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4714 manually fiddling with it.
4716 2009-08-25 Michael Matz <matz@suse.de>
4718 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4719 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4721 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4722 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4723 (do_jump): Split out code for simple binary comparisons into ...
4724 (do_jump_1): ... this, taking the individual operands and code.
4725 Change callers to helper function above accordingly.
4726 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4729 2009-08-25 Michael Matz <matz@suse.de>
4731 * expr.h (struct separate_ops, sepops): New type for passing
4732 around an exploded simple expression.
4733 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4734 Use this structure instead of expression tree.
4735 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4736 expression, only its type.
4737 (expand_vec_cond_expr): Take type and individual operands instead
4739 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4740 expand_vec_shift_expr): Change prototype accordingly.
4741 * tree-vect-stmts.c (vectorizable_condition): Change call of
4742 expand_vec_cond_expr_p to pass only type.
4743 * expr.c (do_store_flags): Change prototype and implementation
4744 to take an exploded expression.
4745 (expand_expr_real_1): New local ops initialized with details
4746 of the full expression. Use it instead of full
4747 expression in calls to do_store_flags, expand_vec_cond_expr,
4748 expand_widen_pattern_expr and expand_vec_shift_expr.
4750 2009-08-25 Michael Matz <matz@suse.de>
4752 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4753 treeop2 initialized with first three operands of the full expression.
4754 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4756 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4758 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4759 (__gthread_objc_condition_allocate): Mark arguments as unused.
4760 (__gthread_objc_condition_deallocate): Likewise.
4761 (__gthread_objc_condition_wait): Likewise.
4762 (__gthread_objc_condition_broadcast): Likewise.
4763 (__gthread_objc_condition_signal): Likewise.
4764 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4765 (__gthread_objc_thread_id): Likewise.
4767 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4770 * tree-pretty-print.c (print_call_name): Print the correct call name
4771 for procedure pointer components.
4773 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4775 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4776 default_promote_function_mode when not VMS.
4778 2009-08-24 Olivier Hainque <hainque@adacore.com>
4780 * convert.c (convert_to_integer): Don't assume an input pointer is
4781 POINTER_SIZE wide. Fetch from the type instead.
4783 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4785 * configure.ac (AC_PREREQ): Bump to 2.64.
4787 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4789 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4790 (process_command): Don't search standard_exec_prefix_1 and
4791 standard_exec_prefix_2.
4793 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4795 * config/arm/arm.c (output_return_instruction): Handle for
4798 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4800 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4802 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4804 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4805 (*arm_movdf_vfp): Likewise.
4807 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4809 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4810 (vashr<mode>3): Rename from ashr<mode>3.
4811 (vlshr<mode>3): Rename from lshr<mode>3.
4813 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4816 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4817 (check_format_info_main): Use scalar_identify_flag.
4818 (check_format_types): Check for scalar size identity if
4819 scalar_identify_flag is set.
4820 (printf_length_specs): Extend by new field.
4821 (asm_fprintf_length_specs): Likewise.
4822 (gcc_diag_length_specs): Likewise.
4823 (scanf_length_specs): Likewise.
4824 (strfmon_length_specs): Likewise.
4825 (gcc_gfc_length_specs): Likewise.
4826 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4827 (ms_printf_flag_specs): Likewise.
4828 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4830 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4833 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4834 (*call_value_pop_1): Ditto.
4835 (*sibcall_pop_1): New insn pattern.
4836 (*sibcall_value_pop_1): Ditto.
4838 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4841 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4844 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4847 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4848 (get_reg_use_in): New function.
4849 (forward_propagate_subreg): Propagate through subreg of zero_extend
4852 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4854 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4855 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4857 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4859 * configure.ac: Remove --with-datarootdir, --with-docdir,
4860 --with-htmldir switches. No need to call AC_SUBST for
4861 datarootdir, docdir, htmldir any more.
4862 * configure: Regenerate.
4863 * doc/install.texi (Configuration): Document --datarootdir,
4864 --docdir, --htmldir, --pdfdir; update documentation for
4865 --infodir, --mandir.
4866 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4869 * aclocal.m4: Regenerate.
4870 * config.in: Regenerate.
4871 * configure: Regenerate.
4873 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4874 Olivier Hainque <hainque@adacore.com>
4876 * config/ia64/ia64.c: Include libfuncs.h.
4877 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4878 (ia64_expand_call): Use reg 25 on VMS.
4879 (ia64_initialize_trampoline): Fix for VMS ABI.
4880 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4881 (ia64_function_arg): Initialize reg 25 on VMS.
4882 Fix OpenVMS ABI issues for varargs.
4883 For OpenVMS, emit the Argument Information register set in the
4884 incoming/sibcall case as well.
4885 (ia64_arg_type): New function.
4886 (ia64_function_arg_advance): Keep track of cum->words.
4887 Fix OpenVMS ABI issues for varargs.
4888 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4889 (ia64_override_options): Set flag_no_common on VMS.
4890 (ia64_init_builtins): Disable FWRITE builtin.
4891 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4892 (ia64_vms_init_libfuncs): Add decc$ routines.
4893 (ia64_vms_valid_pointer_mode): New function.
4894 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4895 (ia64_promote_function_mode): New function
4896 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4897 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4898 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4899 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4900 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4901 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4902 Suppress trailing '#' if VALUE is numeric.
4903 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4904 ia64_promote_function_mode.
4905 (TARGET_VALID_POINTER_MODE): Define.
4907 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4910 * config/rs6000/rs6000.c (rs6000_override_options): Use
4911 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4914 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4915 reporting of vector + decimal/boolean/complex error.
4917 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4919 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4920 __vector double TYPE_DECL.
4922 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4924 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4925 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4926 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4927 to pointer to enum machine_mode. Update all callers as needed.
4929 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4931 * config/alpha/alpha.md (exception_receiver): Emit alternative
4932 GP load sequence if flag_reorder_blocks_and_partition is set.
4933 (*exception_receiver_2): Also enable when
4934 flag_reorder_blocks_and_partition is set.
4936 2009-08-20 Matt Rice <ratmice@gmail.com>
4937 Diego Novillo <dnovillo@google.com>
4939 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4942 2009-08-20 Richard Guenther <rguenther@suse.de>
4944 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4945 * c-tree.h (c_dup_lang_specific_decl): Remove.
4946 (struct lang_decl, struct lang_type): Move definitions ...
4947 * c-lang.h: ... here. New file.
4948 * c-decl.c: Include c-lang.h.
4949 (c_dup_lang_specific_decl): Remove.
4950 * c-typeck.c: Include c-lang.h.
4951 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4952 (c-typeck.o): Likewise.
4953 * c-config-lang.in (gtfiles): Add c-lang.h.
4954 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4957 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4959 * config/alpha/alpha.c (alpha_end_function): Do not clear
4960 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4961 this is now handled in generic code.
4963 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4965 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4966 (s390_z10_fix_long_loop_prediction): New function.
4967 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4968 (s390_reorg): Walk over the INSNs and invoke
4969 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4971 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4973 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4974 "*brx_64bit", "*brx_31bit"): New patterns.
4975 * config/s390/s390.c ('E'): New output modifier.
4977 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4978 Richard Earnshaw <richard.earnshaw@arm.com>
4980 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4981 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4983 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4985 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4987 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4988 for mode mode of operand0 when doing secondary reload for SAR.
4990 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4993 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4994 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4996 2009-08-19 Jason Merrill <jason@redhat.com>
4998 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4999 supported template depth in C++0x.
5001 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5003 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5004 free_after_compilation.
5005 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5006 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5007 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5008 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5009 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5010 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5011 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5013 2009-08-19 Ian Lance Taylor <iant@google.com>
5015 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5016 of (plus (mult (neg B) C) A).
5018 2009-08-18 Michael Matz <matz@suse.de>
5020 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5021 instead of comparing TYPE_MAIN_VARIANT for equality.
5022 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5023 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5024 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5025 * gimplify.c (goa_lhs_expr_p): Ditto and use
5026 STRIP_USELESS_TYPE_CONVERSION.
5028 2009-08-18 Michael Matz <matz@suse.de>
5030 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5031 first field in a struct.
5032 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5034 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5036 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5037 locators before emit_insn is called. Remove assert that
5039 (alpha_end_function): Clear crtl->emit structure and free insn
5040 locators if cfun->is_thunk is true.
5042 2009-08-18 Jason Merrill <jason@redhat.com>
5044 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5046 * configure.ac: Test for it.
5047 * configure, config.in: Regenerate.
5048 * doc/install.texi: Document --enable-gnu-unique-object.
5050 2009-08-18 Richard Guenther <rguenther@suse.de>
5053 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5054 pow(x,y*z) only if x is nonnegative.
5056 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5058 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5062 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5063 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5065 2009-08-17 DJ Delorie <dj@redhat.com>
5067 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5068 * config/m32c/prologue.md (epilogue_freit): New.
5070 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5071 (bank_switch_p): Likewise.
5072 (fast_interrupt_p): Likewise.
5073 (interrupt_p): Likewise.
5074 (m32c_conditional_register_usage): Round memregs size up.
5075 (need_to_save): We only need to save $a0 when we use ENTER.
5076 (interrupt_p): Check for fast_interrupt too.
5077 (bank_switch_p): New.
5078 (fast_interrupt_p): New.
5079 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5080 (m32c_emit_prolog): Support bank switching and fast interrupts.
5081 * doc/extend.texi (Function Attributes): Add bank_switch and
5084 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5086 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5087 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5089 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5091 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5092 (menu): Add IA-64/VMS Options.
5093 (IA-64/VMS Options): Likewise.
5095 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5098 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5100 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5102 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5103 (mips_pop_asm_switch): Likewise.
5104 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5106 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5107 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5108 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5109 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5110 instead of set_noreorder.
5111 (mips_output_function_prologue): Use the new functions.
5112 (mips_output_function_epilogue): Likewise.
5113 (mips_need_noat_wrapper_p): New function, split out from...
5114 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5115 Use mips_push_asm_switch and mips_pop_asm_switch.
5116 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5117 and mips_pop_asm_switch.
5118 (ASM_OUTPUT_REG_POP): Likewise.
5119 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5120 Use mips_pop_asm_switch.
5121 (mips_asm_switch): New structure.
5122 (set_noreorder, set_nomacro): Replace with...
5123 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5124 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5125 instead of set_nomacro.
5126 (fix_truncsfsi2_macro): Likewise.
5127 (cprestore): Likewise.
5128 (hazard): Use mips_noreorder instead of set_noreorder.
5129 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5131 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5133 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5134 from prev_active_insn.
5136 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5138 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5139 * config/avr/avr.c (avr_override_options): Initialize
5140 avr_current_arch variable.
5141 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5142 __AVR_HAVE_16BIT_SP__ according to the device type.
5143 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5145 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5146 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5148 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5151 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5152 generating inlined subroutine die only. We shouldn't be
5153 called for anything else.
5154 (gen_block_die): Don't generate inline subroutine debug info for
5157 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5159 * graphite-poly.c (print_pbb): Print PBB index.
5161 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5164 * graphite-interchange.c (ppl_max_for_le): Moved...
5165 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5166 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5167 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5168 * graphite-ppl.h (ppl_max_for_le): Declared.
5170 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5172 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5173 supported on all platforms.
5174 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5175 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5176 * c-pragma.c: Likewise.
5177 * target-def.h (TARGET_INITIALIZER): Remove
5178 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5179 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5181 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5183 * config/ia64/fde-vms.c: New file.
5184 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5185 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5186 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5187 (uw_frame_state_for): Only register a personality routine if it is
5188 known to be compatible with our expectations.
5189 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5190 Declare unw_table_entry stack variable and
5191 mod all calls to _Unwind_FindTableEntry to add arg.
5192 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5193 (_Unwind_FindTableEntry): Add arg to prototype.
5195 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5197 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5198 field 'signal_pfs_loc'.
5199 (uw_frame_state_for): Remove duplicate code dealing with leaf
5200 procedures without unwind info.
5201 If in the frame after unwinding through a signal handler, restore
5202 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5203 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5204 'pfs_loc' to the AR.PFS location in the signal context; instead
5205 set 'signal_pfs_loc'.
5206 Manually generate the unwind info for the AR.PFS register.
5207 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5208 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5209 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5210 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5211 instead set 'signal_pfs_loc'.
5212 Remove code preventing the AR.PFS register from being restored
5213 from the signal context.
5215 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5216 Tristan Gingold <gingold@adacore.com>
5218 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5219 * config/ia64/t-vms: New file.
5220 * config/ia64/vms64.h: New file.
5221 * config/ia64/vms.h: New file.
5222 * config/ia64/vms-crtinit.asm: New file.
5223 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5224 * config/ia64/vms-unwind.h: New file.
5226 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5228 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5231 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5234 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5236 * real.h (do_mpc_arg2): ... here.
5237 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5240 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5242 * final.c (add_debug_prefix_map): Don't use GC memory for
5243 old_prefix and new_prefix.
5245 2009-08-14 Richard Guenther <rguenther@suse.de>
5247 * ipa-prop.c (compute_complex_pass_through): If we cannot
5248 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5250 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5252 * c-lex.c (c_lex_with_flags): Increase size of local variable
5253 to avoid memory clobber.
5255 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5258 * config/i386/i386.c (ix86_fp_comparison_strategy):
5259 Only enable/disable sahf at function granularity.
5261 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5263 PR rtl-optimization/41064
5264 * reload1.c (reload_as_needed): Don't call extract_insn
5265 for known invalid replacements after calling
5266 validate_replace_rtx_group and verify_changes.
5268 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5271 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5272 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5273 ix86_expand_fp_vcond.
5274 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5275 Assert that operation is supported by ix86_expand_int_vcond.
5276 (vcondu<SSEMODE124C8:mode>): Ditto.
5278 2009-08-13 DJ Delorie <dj@redhat.com>
5280 * config/i386/djgpp-stdint.h: New.
5281 * config.gcc (djgpp): Use it.
5283 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5285 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5286 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5288 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5290 * tree-ssa-loop-prefetch.c
5291 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5292 for long-stride pruning.
5293 (compute_miss_rate): New function to compute the probability
5294 that two memory references access different cache lines.
5296 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5298 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5300 2009-08-13 Richard Guenther <rguenther@suse.de>
5303 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5304 use the constant pointer type.
5305 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5306 of CV qualifiers on the target pointer type.
5307 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5308 conversion check before restrict check.
5310 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5313 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5315 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5317 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5319 2009-08-12 Richard Guenther <rguenther@suse.de>
5321 PR tree-optimization/41011
5322 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5323 and reference constructing.
5325 2009-08-12 Xinliang David Li <davidxl@google.com>
5327 PR tree-optimization/41012
5328 * tree-flow.h : New external interface.
5329 * gimple-low.c (check_call_arg): Change to public function.
5330 Remove argument mismatch check in lowering.
5331 * tree-inline.h (tree_can_inline_p): Interface change.
5332 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5334 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5335 Call change to tree_can_inline_p function.
5336 (cgraph_decide_inlining_incrementally): Ditto.
5338 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5340 PR tree-optimization/41031
5341 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5342 on the partition variable rather than promote_mode on the source
5343 type. Assert that the partition variable's type has the same
5344 mode as the source value's.
5346 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5348 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5349 for for_return == 2.
5350 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5352 * calls.c (expand_call): Fix typo.
5353 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5355 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5357 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5358 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5359 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5360 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5362 2009-08-12 Andrew Haley <aph@redhat.com>
5364 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5366 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5369 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5371 2009-08-12 Richard Guenther <rguenther@suse.de>
5373 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5374 * gimplify.c (gimplify_modify_expr): Do not use
5375 lang_hooks.types_compatible_p.
5376 * tree-ssa.c (useless_type_conversion_p): For aggregates
5377 just return false if the canonical types differ.
5379 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5382 * sese.c (convert_for_phi_arg): New.
5383 (add_guard_exit_phis): Use convert_for_phi_arg.
5385 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5387 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5388 unknown subscript upper bounds.
5390 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5391 Pranav Garg <pranav.garg2107@gmail.com>
5393 * graphite-interchange.c (gather_access_strides): Removed.
5394 (ppl_max_for_le): New.
5395 (build_linearized_memory_access): New.
5396 (memory_stride_in_loop): New.
5397 (pbb_interchange_profitable_p): Reimplemented.
5398 * graphite-ppl.h (ppl_new_id_map): New.
5399 (ppl_interchange): New.
5401 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5403 * graphite-interchange.c (compute_subscript): Removed.
5404 (compute_array_size_cstr): Removed.
5405 (compute_array_size_poly): Removed.
5406 (compute_array_size): Removed.
5407 (gather_access_strides_poly): Removed.
5408 (gather_access_strides): Empty.
5410 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5412 * graphite-dependences.c (dependence_polyhedron_1): Replace
5413 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5414 (graphite_legal_transform_dr): Same.
5415 (graphite_carried_dependence_level_k): Same.
5416 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5417 Initialize PDR_NB_SUBSCRIPTS.
5418 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5420 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5421 (PDR_NB_SUBSCRIPTS): New.
5422 (pdr_nb_subscripts): Removed.
5423 (pdr_dim): Simplified.
5424 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5425 with PDR_NB_SUBSCRIPTS.
5427 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5429 * graphite-interchange.c (compute_array_size): Remove use of
5431 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5432 Do not initialize PDR_DATA_CONTAINER.
5433 (print_pdr): Do not print PDR_DATA_CONTAINER.
5434 * graphite-poly.h (struct poly_dr): Remove data_container field.
5435 (PDR_DATA_CONTAINER): Removed.
5436 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5438 (build_poly_dr): Same.
5440 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5441 Sebastian Pop <sebastian.pop@amd.com>
5443 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5444 copy of the dependence polyhedron. Free the temporary objects.
5445 (graphite_carried_dependence_level_k): Free unused objects before
5448 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5449 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5450 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5451 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5452 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5454 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5456 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5457 Early return without analyzing the data dependences if no
5458 transform has been done. Call restore_scattering if the transform
5460 (graphite-interchange.c): Same.
5461 * graphite-poly.c (print_scattering_function): Test for
5463 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5464 (apply_poly_transforms): Do not gcc_assert that
5465 the transform is legal.
5466 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5467 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5468 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5469 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5470 * graphite-poly.h (struct poly_scattering): New.
5471 (struct poly_bb): Add original, transformed, and saved fields.
5472 Remove transformed_scattering, original_scattering,
5473 nb_local_variables and nb_scattering_transform fields.
5474 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5475 (poly_scattering_new): New.
5476 (poly_scattering_free): New.
5477 (poly_scattering_copy): New.
5478 (store_scattering_pbb): New.
5479 (store_scattering): New.
5480 (restore_scattering_pbb): New.
5481 (restore_scattering): New.
5482 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5483 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5485 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5487 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5490 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5492 * Makefile.in (graphite.o): Depends on PREDICT_H.
5493 * graphite.c: Include predict.h.
5494 (graphite_finalize): Call tree_estimate_probability.
5495 * predict.c (predict_loops): Do not call scev_initialize and
5497 (tree_estimate_probability_bb): New.
5498 (tree_estimate_probability): Do not initialize loops: move that
5499 code to the driver. Call tree_estimate_probability_bb.
5500 (tree_estimate_probability_driver): New.
5501 (pass_profile): Use tree_estimate_probability_driver.
5502 * predict.h (tree_estimate_probability): Declared.
5504 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5506 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5507 * graphite-dependences.c (graphite_legal_transform): Add time to
5508 TV_GRAPHITE_DATA_DEPS.
5509 (dependency_between_pbbs_p): Same.
5510 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5512 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5514 PR rtl-optimization/41033
5515 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5516 aliasing is disabled.
5518 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5520 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5521 si_mask_operand, and_load_operand, low_bitmask_operand,
5522 and_reg_operand, and_operand): New predicates.
5523 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5524 * config/mips/mips.c (and_operands_ok): New function.
5525 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5526 * config/mips/mips.md (move_type): Add ext_ins and logical.
5527 (type): Handle them.
5528 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5529 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5530 shift_shift. Remove commutative constraint modifier.
5531 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5533 (*clear_upper32_dext): Remove define_insn_and_split.
5534 (*clear_upper32): Turn this define_insn_and_split ...
5535 (splitter for ANDing register with 0xffff_ffff): .. into this.
5537 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5539 * combine.c (try_widen_shift_mode): Factor out code to check if an
5540 integer constant is a low-order bitmask from here ...
5541 * rtlanal.c (low_bitmask_len): ... to here.
5542 * rtl.h (low_bitmask_len): Declare.
5544 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5547 * config/alpha/alpha.md (addsi3): Remove expander.
5548 (addsi3): Rename from *addsi3_internal insn pattern.
5549 (subsi3): Remove expander.
5550 (subsi3): Rename from *subsi3_internal insn pattern.
5552 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5554 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5557 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5558 Eric Botcazou <botcazou@adacore.com>
5559 Douglas B Rupp <rupp@gnat.com>
5561 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5562 that records that fit in 64 bits are returned by immediate value,
5563 as required by OpenVMS Calling Standard.
5564 (function_value): Adjust for above modification.
5565 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5566 virtual_incoming_args_rtx as base object, not next_arg.
5567 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5569 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5571 * reload.c (find_reloads_subreg_address): Check the original
5572 req_equiv_mem address to detect the case where an address is
5573 not valid in the outer mode.
5575 2009-08-11 Richard Guenther <rguenther@suse.de>
5578 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5580 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5582 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5583 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5585 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5586 Douglas B Rupp <rupp@gnat.com>
5588 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5589 PT_STACK when frame_pointer_needed on OpenVMS.
5590 (alpha_pv_save_size, alpha_using_fp): Remove.
5591 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5592 with proper processing for PT_NULL.
5593 (alpha_vms_initial_elimination_offset): New function. Support for
5594 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5595 (alpha_sa_size): Force procedure type to PT_STACK when
5596 frame_pointer_needed on OpenVMS.
5597 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5598 (alpha_using_fp): Likewise.
5599 (alpha_vms_can_eliminate): Add prototype.
5600 (alpha_vms_initial_elimination_offset): Likewise.
5601 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5602 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5604 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5605 Douglas B Rupp <rupp@gnat.com>
5607 * config/alpha/alpha.c (common_object_handler): New function.
5608 (vms_attribute_table): Declare a single attribute "common_object".
5609 (vms_output_aligned_decl_common): New global function.
5610 (SECTION_VMS_OVERLAY): Delete.
5611 (SECTION_VMS_GLOBAL): Likewise.
5612 (SECTION_VMS_INITIALIZE): Likewise.
5613 (vms_asm_named_section): Remove support for above flags.
5614 (vms_section_type_flags): Delete.
5615 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5616 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5617 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5618 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5620 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5623 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5624 (sub_ddmmss): Likewise.
5626 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5629 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5632 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5635 * reload1.c (reload_as_needed): Use cancel_changes to completely
5636 undo a failed replacement attempt.
5638 2009-08-10 Richard Guenther <rguenther@suse.de>
5641 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5642 (useless_type_conversion_p): ... here. Require pointer targets
5645 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5648 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5649 loose the original type of the statement list.
5651 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5653 * config/alpha/alpha.c: Include libfuncs.h
5654 (avms_asm_output_extern): New function.
5655 (alpha_init_libfuncs): Init some decc libfuncs.
5656 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5657 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5658 (DO_CRTL_NAMES): Define.
5660 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5661 (LONG_TYPE_SIZE): Define.
5662 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5663 (SUBTARGET_SWITCHES): Define malloc64 switch.
5664 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5665 (MASK_RETURN_ADDR): Define.
5666 doc/invoke.texi (mmalloc64): Document switch.
5668 2009-08-09 Olivier Hainque <hainque@adacore.com>
5669 Douglas B Rupp <rupp@gnat.com>
5671 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5672 uses_condition_handler.
5673 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5674 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5675 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5676 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5677 (code_for_builtin): New insn codes for the new alpha_builtins.
5678 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5679 (alpha_sa_size): Account for uses_condition_handler.
5680 (alpha_expand_prologue): Likewise.
5681 (alpha_start_function): Likewise.
5682 (alpha_expand_epilogue): Likewise.
5683 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5684 establish/revert expanders.
5685 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5686 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5687 New expander, resorting to the alpha.c associated function.
5688 (builtin_revert_vms_condition_handler): Likewise.
5689 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5690 __gcc_shell_handler, the static VMS condition handler used as
5691 an indirection wrapper to the current dynamically established
5693 * config/alpha/vms-unwind.h: Complete rewrite.
5694 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5695 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5697 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5698 Douglas B Rupp <rupp@gnat.com>
5700 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5701 (alpha_need_linkage): Handle aliases. Return function symbol.
5702 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5703 Use ultimate alias target for the linkage name.
5704 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5705 by alpha_need_linkage for the function symbol.
5706 (setmemdi): Likewise.
5708 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5710 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5711 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5712 (ASM_WEAKEN_LABEL): Define.
5713 (CRT_CALL_STATIC_FUNCTION): Define.
5714 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5715 (ENDFILE_SPEC): Define.
5716 (INIT_SECTION_ASM_OP): Define.
5717 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5718 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5720 (MULTILIB_OSDIRNAMES): Define.
5721 (shlib_version): Define.
5722 (SHLIB_EXT): Define.
5723 (SHLIB_OBJS): Define.
5724 (SHLIB_NAME): Define.
5725 (SHLIB_MULTILIB): Define.
5726 (SHLIB_INSTALL): Define.
5727 (SHLIB_SYMVEC): Define.
5728 (SHLIB_SYMVECX2): Define.
5729 (SHLIB_LINK): Define.
5731 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5733 * config/alpha/alpha.c (alpha_initialize_trampoline):
5734 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5735 (alpha_start_function): Emit transfer address on nested functions
5736 for VMS trampoline call.
5737 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5738 since no longer used.
5739 * config/alpha/vms-tramp.asm: Remove.
5740 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5741 since now only data initialized at runtime.
5743 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5745 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5746 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5747 (MD_EXEC_PREFIX): Remove, no longer used.
5748 (MD_STARTFILE_PREFIX): Likewise.
5749 (INCLUDE_DEFAULTS): Likewise.
5750 * config/alpha/t-vms:
5751 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5753 2009-08-09 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/41016
5756 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5757 (operand_precision): Remove.
5758 (integral_operand_p): Likewise.
5759 (recognize_single_bit_test): Adjust.
5761 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5763 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5764 operation overflows. Likewise non-cast unary arithmetic.
5765 If one arm of a conditional expression is always taken,
5766 inhibit evaluation warnings for the other arm. Likewise inhibit
5767 evaluation warnings for the second && or || operand if the first
5768 operand is enough to determine the result.
5769 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5771 (build_binary_op): Prevent duplicate evaluation warnings.
5773 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5775 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5776 and destination have different modes, Use promote_mode to
5777 determine the signedness of the conversion. Assert that the
5778 promoted source mode matches the destination mode. Don't pass
5779 the destination and destination mode to expand_expr if the source
5780 mode is different. Simplify conversion logic.
5782 2009-08-09 Ira Rosen <irar@il.ibm.com>
5784 PR tree-optimization/41008
5785 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5786 from condition only in case it's a comparison. Adjust checks.
5788 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5790 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5791 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5792 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5793 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5794 (dump_cand): Handle them.
5795 (struct iv_cand): New members COST_STEP and AINC_USE.
5796 (stmt_after_increment): Likewise.
5797 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5798 callers changed. Use gimple_uid comparison instead of scanning.
5799 (add_candidate_1): When looking for identical candidates, take
5800 AINC_USE into account. Set it for new candidates.
5801 (force_expr_to_var_cost): Cast target_spill_cost to int.
5802 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5803 All callers changed. Check for availability of autoinc addressing
5804 modes, both in general for a given mode, and in the specific use case.
5805 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5807 (get_computation_cost): Likewise.
5808 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5809 add_autoinc_candidates): New static functions.
5810 (add_candidate): Call add_autoinc_candidates for candidates based on
5812 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5813 (determine_use_iv_cost_address): If we have an autoinc candidate at
5814 the matching use, verify autoinc is possible and subtract the cost
5815 of the candidate's step from the cost.
5816 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5817 member of the candidate.
5818 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5819 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5821 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5823 * config.build (ia64-hp-*vms*): New target.
5824 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5826 * config.gcc (ia64-hp-*vms*): New target.
5827 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5829 * config.host (ia64-hp-*vms*): New target.
5830 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5833 2009-08-08 Richard Guenther <rguenther@suse.de>
5835 PR tree-optimization/40991
5836 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5838 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5840 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5841 mode check. Do truncations in an integer mode.
5842 (force_to_mode): Handle subregs for all mode types. Only do
5843 arithmetic simplifications on integer modes.
5845 2009-08-07 Richard Guenther <rguenther@suse.de>
5847 PR tree-optimization/40999
5848 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5849 (maybe_fold_reference): Lookup constant initializers.
5850 (fold_gimple_assign): Likewise.
5852 2009-08-07 Richard Guenther <rguenther@suse.de>
5854 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5855 that require structural equality defer to the langhook.
5857 2009-08-07 Martin Jambor <mjambor@suse.cz>
5859 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5861 (struct ipa_pass_through_data): New type.
5862 (struct ipa_ancestor_jf_data): New type.
5863 (union jump_func_value): Removed field formal_id, added fields
5864 pass_through and ancestor.
5865 (struct ipa_param_call_note): Changed type of formal_id to int from
5867 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5868 operations jump functions and ancestor jump functions.
5869 (compute_complex_pass_through): New function.
5870 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5871 reflect changes in the jump function strucutre.
5872 (update_jump_functions_after_inlining): Ignore complex pass-through
5873 and ancestor jump functions.
5874 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5875 polynomial pass-through with operation jump functions.
5877 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5879 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5880 fde->dw_fde_begin as begin label instead of hot/cold label.
5881 Use LLSDAC label instead of LLSDA for second section lsda.
5882 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5883 label instead of LLSDA if it is true.
5884 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5886 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5887 SECTION argument. Use it as index into crtl->eh.call_site_record
5889 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5890 use it to determine how to print table entries instead of using
5891 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5892 label instead of normal begin label as base.
5893 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5894 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5895 ensure no EH range spans between sections and that landing pads
5896 are always in the corresponding section.
5897 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5898 for crtl->eh.call_site_record being an array rather than scalar.
5899 (output_one_function_exception_table): New function, copied
5900 from output_function_exception_table. Adjust
5901 dw2_size_of_call_site_table, dw2_output_call_site_table
5902 callers. For SECOND section use *C suffixed labels.
5903 (output_function_exception_table): Call
5904 output_one_function_exception_table and, when doing hot/cold
5905 partitioning, also another time for the second section.
5906 * opts.c: Include except.h.
5907 (decode_options): Allow -freorder-blocks-and-partition with
5908 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5909 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5910 * function.h (struct rtl_eh): Change call_site_record from
5911 scalar into array of 2 elements.
5913 2009-08-07 Martin Jambor <mjambor@suse.cz>
5915 * ipa-prop.c (count_formal_params_1): New function.
5916 (ipa_get_vector_of_formal_parms): New function.
5917 (get_vector_of_formal_parm_types): New function.
5918 (ipa_modify_formal_parameters): New function.
5919 (ipa_modify_call_arguments): New function.
5920 (index_in_adjustments_multiple_times_p): New function.
5921 (ipa_combine_adjustments): New function.
5922 (ipa_dump_param_adjustments): New function.
5923 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5924 (ipa_get_vector_of_formal_parms): Declare.
5925 (ipa_modify_formal_parameters): Declare.
5926 (ipa_modify_call_arguments): Declare.
5927 (ipa_combine_adjustments): Declare.
5928 (ipa_dump_param_adjustments): Declare.
5929 (build_ref_for_offset): Declare.
5930 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5931 * tree-sra.c: Include ipa-prop.c.
5932 (build_ref_for_offset): Make public.
5934 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5936 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5938 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5940 * gcc/doc/extend.texi (__builtin_extract_return_address)
5941 (__builtin_frob_return_address): Document.
5943 2009-08-06 Paul Brook <paul@codesourcery.com>
5945 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5946 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5947 implementation on ARMv6-M.
5949 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5951 * doc/extend.texi (pcs): Document new attribute for ARM.
5953 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5955 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5958 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5960 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5963 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5965 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5967 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5969 Merge ARM/hard_vfp_branch to trunk.
5971 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5973 * arm.c (libcall_eq): New function.
5974 (libcall_hash): New function.
5975 (add_libcall): New function.
5976 (arm_libcall_uses_aapcs_base): New function.
5977 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5978 libcalls using the base PCS.
5979 (arm_init_cumulative_args): Likewise.
5981 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5983 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5984 Use base ABI for conversion libfuncs between HFmode and SFmode.
5986 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5988 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5989 V4SImode as representatives of all 64-bit and 128-bit vector
5990 types. Allow vector types without vector modes.
5991 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5992 without vector modes like BLKmode.
5993 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5994 BLKmode. Avoid unsupported vector modes or TImode moves for
5996 (aapcs_vfp_allocate_return_reg): Likewise.
5997 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5998 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6000 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6002 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6003 (arm_get_pcs_model): Pass attribute arguments to
6004 arm_pcs_from_attribute.
6005 (arm_init_cumulative_args): Use base AAPCS for conversions from
6006 floating-point types to DImode.
6007 (arm_attribute_table): Add pcs attribute.
6008 (arm_handle_pcs_attribute): New.
6009 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6010 conversions from floating-point types to DImode, also declare them
6011 to use base AAPCS and declare functions they call to use base
6012 AAPCS and their RTABI names.
6014 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6016 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6017 -mfloat-abi=hard not being supported for VFP.
6019 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6021 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6022 SYMBOL_REF to hard_libcall_value.
6024 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6025 Richard Earnshaw <rearnsha@arm.com>
6027 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6028 has been put on the stack, all remaining co-processory arguments for
6029 that co-processor also go on the stack.
6031 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6033 * config/arm/arm.c (arm_return_in_memory): Handle returning
6034 vectors of suitable size in registers also for AAPCS case.
6036 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6038 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6040 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6042 ARM Hard-VFP calling convention
6043 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6044 * target.h (gcc_target): Add libcall_value to table of call hooks.
6045 * targhooks.h (default_libcall_value): Default implementation.
6046 * targhooks.c (default_libcall_value): Likewise.
6047 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6048 * optabs.c (expand_unop): Use it.
6049 * expr.h (hard_libcall_value): Pass the function RTX through.
6050 * calls.c (emit_library_call_value_1): Update call to
6052 * explow.c (hard_libcall_value): Use new target hook.
6053 * testsuite/lib/target-supports.exp
6054 (check_effective_target_arm_hard_vfp_ok): New hook.
6055 (check_effective_target_arm_neon_ok): Improve test for neon
6057 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6058 * config/arm/arm.c: Include cgraph.h
6059 (TARGET_FUNCTION_VALUE): Override default hook.
6060 (arm_pcs_default): New variable.
6061 (arm_override_options): Don't fault hard calling convention with VFP.
6062 Add support for AAPCS variants.
6063 (arm_function_value): Make static. Handle AAPCS variants.
6064 (arm_libcall_value): New function.
6065 (arm_apply_result_size): Handle VFP registers in results.
6066 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6068 (pcs_attribute_args): New variable.
6069 (arm_pcs_from_attribute): New function.
6070 (arm_get_pcs_model): New function.
6071 (aapcs_vfp_cum_init): New function.
6072 (aapcs_vfp_sub_candidate): New function.
6073 (aapcs_vfp_is_return_candidate): New function.
6074 (aapcs_vfp_is_call_candidate): New function.
6075 (aapcs_vfp_allocate): New function.
6076 (aapcs_vfp_allocate_return_reg): New function.
6077 (aapcs_vfp_advance): New function.
6078 (aapcs_cp_arg_layout): New variable.
6079 (aapcs_select_call_coproc): New function.
6080 (aapcs_select_return_coproc): New function.
6081 (aapcs_allocate_return_reg): New function.
6082 (aapcs_libcall_value): New function.
6083 (aapcs_layout_arg): New function.
6084 (arm_init_cumulative_args): Initialize AAPCS args data.
6085 (arm_function_arg): Handle AAPCS variants using new interface.
6086 (arm_arg_parital_bytes): Likewise.
6087 (arm_function_arg_advance): New function.
6088 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6089 calling conventions.
6090 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6091 * arm.h (NUM_VFP_ARG_REGS): Define.
6092 (LIBCALL_VALUE): Update.
6093 (FUNCTION_VALUE): Delete.
6094 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6095 (arm_pcs): New enum.
6096 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6097 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6098 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6099 * arm-protos.h (arm_function_arg_advance): Add.
6100 (aapcs_libcall_value): Add.
6101 (arm_function_value): Delete.
6103 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6104 H.J. Lu <hongjiu.lu@intel.com>
6107 * config/i386/i386.c (standard_sse_mode_p): Remove.
6108 (standard_sse_constant_p): Return 2 for integer mode
6109 vector_all_ones_operand when SSE2 is enabled.
6110 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6111 (ix86_expand_vector_move): Do not check for negative values from
6112 standard_sse_constant_p.
6114 2009-08-06 Richard Guenther <rguenther@suse.de>
6116 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6117 array type comparisons frontend independent.
6118 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6119 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6120 out array reference lower bound and element size operands.
6121 (ao_ref_init_from_vn_reference): Properly compute the offset
6122 for ARRAY_RANGE_REF.
6123 (vn_reference_fold_indirect): Fill out array reference lower
6124 bound and element size operands.
6125 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6126 a non gimple valued reference operand which can happen for
6127 array reference lower bound or element size.
6128 (create_component_ref_by_pieces_1): Properly generate the
6129 element size operand for array references.
6131 2009-08-06 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/40964
6134 * tree.c (iterative_hash_host_wide_int): Export.
6135 * tree.h (iterative_hash_host_wide_int): Declare.
6136 * tree-ssa-structalias.c (heapvar_map): New struct.
6137 (heapvar_map_eq): New function.
6138 (heapvar_map_hash): Likewise.
6139 (heapvar_lookup): Adjust.
6140 (heapvar_insert): Likewise.
6141 (make_constraint_from_heapvar): Allow multiple heap variables
6142 per decl at different offsets.
6143 (init_alias_heapvars): Adjust.
6145 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6147 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6148 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6149 trailing sync if TARGET_SYNC_AFTER_SC.
6151 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6153 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6154 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6155 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6156 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6157 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6158 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6159 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6160 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6161 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6162 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6163 the prototype declaration match the definition.
6164 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6165 instructions explicitly. Add barrier_before and operands
6167 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6168 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6169 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6170 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6171 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6172 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6174 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6176 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6178 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6179 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6182 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6185 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6187 PR rtl-optimization/40924
6188 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6189 make sure canon_rtx (mem_address) isn't simpler than
6190 canon_rtx (expanded_mem_address).
6192 2009-08-05 Li Feng <nemokingdom@gmail.com>
6194 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6196 (build_scop_drs): Build alias set for each SCoP.
6198 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6200 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6201 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6202 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6203 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6204 (BASE_DRIVER_SELF_SPECS): Likewise.
6206 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6208 * tree-ssa-alias.c: Fix some comment typos.
6210 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6212 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6213 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6215 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6218 * simplify-rtx.c (simplify_binary_operation_1): Disable
6219 simplifications for decimal float operations.
6221 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6224 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6225 operand of INDIRECT_REF.
6227 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6229 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6230 constants referencing TLS symbols.
6232 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6234 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6235 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6237 2009-08-03 Richard Guenther <rguenther@suse.de>
6239 * tree.c (make_vector_type): Build a main variant first,
6240 get the canonical one and then build the variant.
6241 * tree-ssa.c (useless_type_conversion_p_1): Handle
6243 (useless_type_conversion_p): Conversions to pointers to
6244 incomplete record types are useless.
6246 2009-08-03 Richard Guenther <rguenther@suse.de>
6248 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6249 file will be created.
6250 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6251 * toplev.c (compile_file): Adjust comment.
6253 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6255 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6256 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6257 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6258 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6259 (sh_promote_function_mode): Fix typo.
6261 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6263 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6265 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6267 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6268 declaration arguments.
6270 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6272 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6273 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6274 (ix86_split_ashl): Ditto.
6275 (ix86_expand_vector_init_one_nonzero): Ditto.
6276 (ix86_expand_vector_set): Ditto.
6277 (ix86_expand_reduc_v4sf): Ditto.
6279 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6281 * explow.c (promote_function_mode): Remove assert.
6282 * config/sh/sh.c (sh_promote_function_mode): Declare.
6284 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6286 * config/pa/pa.c (pa_promote_function_mode): Declare.
6287 Change to static. Fix promote_mode call.
6289 * gthr-dce.h (CONST_CAST2): Define if not defined.
6290 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6292 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6294 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6296 * expr.c (store_constructor): Use promote_decl_mode. Remove
6297 now write-only variable unsignedp.
6298 (expand_expr_real_1): Use promote_decl_mode.
6299 * expr.h (promote_function_mode, promote_decl_mode): New.
6300 (promote_mode): Remove last argument.
6301 * function.c (assign_temp): Drop last argument of promote_mode.
6302 (assign_parm_find_data_types): Use promote_function_mode.
6303 (assign_parm_setup_reg): Likewise.
6304 (expand_function_end): Use promote_function_mode.
6305 * calls.c (initialize_argument_information): Use promote_function_mode.
6306 (precompute_arguments): Use promote_mode instead of checking if
6307 only PROMOTE_FUNCTION_MODE is defined.
6308 (expand_call): When making sibcall decisions, use promote_function_mode.
6309 Below, remove an if for targetm.calls.promote_function_return and
6310 and use promote_function_mode.
6311 (emit_library_call_value_1): Use promote_function_mode, fix bug
6312 where promote_mode was passed FOR_CALL == 0 for a return value in an
6314 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6315 * explow.c (promote_function_mode, promote_decl_mode): New.
6316 (promote_mode): Keep only the FOR_CALL == 0 case.
6317 * combine.c (setup_incoming_promotion): Remove test of
6318 promote_function_args. Use promote_function_mode.
6319 * stmt.c (expand_value_return): Use promote_decl_mode.
6320 (expand_decl): Use promote_decl_mode.
6322 * expr.c (store_constructor): Use promote_decl_mode. Remove
6323 now write-only variable unsignedp.
6324 (expand_expr_real_1): Use promote_decl_mode.
6325 * expr.h (promote_function_mode, promote_decl_mode): New.
6326 (promote_mode): Remove last argument.
6327 * function.c (assign_temp): Drop last argument of promote_mode.
6328 (assign_parm_find_data_types): Use promote_function_mode.
6329 (assign_parm_setup_reg): Likewise.
6330 (expand_function_end): Use promote_function_mode.
6331 * calls.c (initialize_argument_information): Use promote_function_mode.
6332 (precompute_arguments): Use promote_mode instead of checking if
6333 only PROMOTE_FUNCTION_MODE is defined.
6334 (expand_call): When making sibcall decisions, use promote_function_mode.
6335 Below, remove an if for targetm.calls.promote_function_return and
6336 and use promote_function_mode.
6337 (emit_library_call_value_1): Use promote_function_mode, fix bug
6338 where promote_mode was passed FOR_CALL == 0 for a return value in an
6340 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6341 * explow.c (promote_function_mode, promote_decl_mode): New.
6342 (promote_mode): Keep only the FOR_CALL == 0 case.
6343 * combine.c (setup_incoming_promotion): Remove test of
6344 promote_function_args. Use promote_function_mode.
6345 * stmt.c (expand_value_return): Use promote_decl_mode.
6346 (expand_decl): Use promote_decl_mode.
6348 * explow.c (promote_function_mode): Just call the target hook.
6349 * targhooks.c (default_promote_function_mode,
6350 default_promote_function_mode_always_promote): New.
6351 * targhooks.h (default_promote_function_mode,
6352 default_promote_function_mode_always_promote): Declare.
6353 * target.h (promote_function_args, promote_function_return): Remove.
6354 (promote_function_mode): New.
6355 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6356 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6357 (TARGET_PROMOTE_FUNCTION_MODE): New.
6358 (TARGET_CALLS): Adjust.
6359 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6360 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6362 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6363 * config/s390/s390.c (s390_promote_function_mode): ... here,
6364 with pointer handling.
6365 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6366 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6368 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6369 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6370 with pointer handling.
6371 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6372 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6374 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6375 * config/sh/sh.c (sh_promote_function_mode): New.
6376 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6377 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6379 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6380 * config/cris/cris.c (cris_promote_function_mode): ... here.
6381 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6382 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6384 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6385 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6386 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6387 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6389 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6390 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6391 complex type handling.
6392 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6393 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6395 * config/pa/pa.c (pa_promote_function_mode): New.
6396 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6397 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6399 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6400 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6401 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6402 * config/xtensa/xtensa.c: Likewise.
6403 * config/stormy16/stormy16.c: Likewise.
6404 * config/iq2000/iq2000.c: Likewise.
6405 * config/rs6000/rs6000.c: Likewise.
6406 * config/picochip/picochip.c: Likewise.
6407 * config/arc/arc.c: Likewise.
6408 * config/mcore/mcore.c: Likewise.
6409 * config/score/score.c: Likewise.
6410 * config/mips/mips.c: Likewise.
6411 * config/bfin/bfin.c: Likewise.
6412 * config/ia64/ia64.c: Likewise (disabled though).
6414 * config/frv/frv.h: Remove pointless remark.
6416 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6417 TARGET_PROMOTE_FUNCTION_ARGS,
6418 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6419 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6421 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6423 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6424 -floop-parallelize-all.
6425 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6426 flag_loop_parallelize_all.
6427 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6428 * graphite.c (graphite_transform_loops): Same.
6430 * graphite-poly.c (apply_poly_transforms): Same.
6432 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6434 PR tree-optimization/40914
6435 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6436 if set, then check the delta field of the PMF record.
6437 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6438 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6439 call is stored in the delta.
6441 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6443 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6445 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6447 * config/i386/bsd.h (ASM_BYTE): New define.
6448 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6449 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6450 .byte. Use fputs or putc instead of fprintf where appropriate.
6451 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6452 fputs or putc instead of fprintf where appropriate.
6453 * config/i386/i386elf.h: Ditto.
6454 * config/i386/sysv4.h: Ditto.
6456 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6457 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6458 (*tls_global_dynamic_64): Ditto.
6460 2009-07-31 Christian Bruel <christian.bruel@st.com>
6462 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6464 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6466 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6467 Remove dead code for MINUS.
6469 2009-07-31 Anthony Green <green@moxielogic.com>
6471 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6473 (moxie_expand_epilogue): Ditto for epilogue.
6474 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6476 (moxie_function_arg): Ditto.
6477 (moxie_pass_by_reference): Ditto.
6478 (moxie_arg_partial_bytes): Ditto.
6479 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6480 (FUNCTION_ARG_ADVANCE) Ditto.
6481 (REG_PARM_STACK_SPACE) Ditto.
6482 (FUNCTION_ARG_REGNO_P) Dito.
6484 * config.gcc: Add moxie linux config support.
6485 * gcc/config/moxie/uclinux.h: New file.
6487 2009-07-31 DJ Delorie <dj@redhat.com>
6489 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6490 (UNSPECV_SP_SWITCH_E): New.
6491 (sp_switch_1): Change to an unspec.
6492 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6494 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6495 reference the new stack's address
6497 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6499 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6500 graphite-clast-to-gimple.o, graphite-dependences.o,
6501 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6502 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6503 (graphite-blocking.o,
6504 graphite-clast-to-gimple.o, graphite-dependences.o,
6505 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6506 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6507 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6508 * cfgloop.h (struct loop): Add can_be_parallel field.
6509 * common.opt (fgraphite-identity): Moved up.
6510 (fgraphite-force-parallel): New flag.
6511 * graphite.c: Rewrite.
6512 * graphite.h: Rewrite.
6513 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6515 * toplev.c (graphite_out_file): New file descriptor.
6516 (graphite_in_file): New.
6517 (process_options): flag_graphite_force_parallel cannot be used without
6519 * tree-ssa-loop.c: Include toplev.h.
6520 (gate_graphite_transforms): Enable flag_graphite for
6521 flag_graphite_force_parallel.
6523 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6525 * ChangeLog.graphite: New.
6526 * graphite-blocking.c: New.
6527 * graphite-clast-to-gimple.c: New.
6528 * graphite-clast-to-gimple.h: New.
6529 * graphite-dependences.c: New.
6530 * graphite-dependences.h: New.
6531 * graphite-interchange.c: New.
6532 * graphite-poly.c: New.
6533 * graphite-poly.h: New.
6534 * graphite-ppl.c: New.
6535 * graphite-ppl.h: New.
6536 * graphite-scop-detection.c: New.
6537 * graphite-scop-detection.h: New.
6538 * graphite-sese-to-poly.c: New.
6539 * graphite-sese-to-poly.h: New.
6543 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6545 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6546 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6548 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6550 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6551 (scev_is_linear_expression): Return false if the evolution is not
6552 affine multivariate.
6554 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6556 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6557 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6559 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6561 * tree-data-ref.c (debug_data_references): New.
6562 (debug_data_reference): New.
6563 * tree-data-ref.h (debug_data_references): Declared.
6564 (debug_data_reference): Declared.
6566 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6568 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6569 * tree-data-ref.h (scop_p): Removed.
6570 (struct data_reference): Remove field scop.
6572 (stmt_simple_memref_p): Removed.
6574 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6576 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6577 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6580 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6582 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6584 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6586 * doc/invoke.texi (-fgraphite-identity): Documented.
6588 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6590 * tree-scalar-evolution.c: Fix comment.
6591 (instantiate_scev_1): Return unknow from scev instantiation if the
6592 result is not above instantiate_below.
6594 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6596 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6597 static anymore. Instantiate the symbols that may have been introduced
6599 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6602 2009-07-30 DJ Delorie <dj@redhat.com>
6604 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6605 .vliw directive to VLIW sections.
6607 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6609 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6611 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6612 (AUTOHEADER): New variable.
6613 ($(srcdir)/cstamp-h.in): Use it.
6615 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6616 Pat Haugen <pthaugen@us.ibm.com>
6617 Revital Eres <ERES@il.ibm.com>
6619 * config/rs6000/vector.md (VEC_F): Add VSX support.
6623 (vector_load_<mode>): Ditto.
6624 (vector_store_<mode>): Ditto.
6625 (vector GPR move split): Ditto.
6626 (vec_reload_and_plus_<mptrsize>): Ditto.
6627 (vec_reload_and_reg_<mptrsize>): Ditto.
6628 (add<mode>3): Ditto.
6629 (sub<mode>3): Ditto.
6630 (mul<mode>3): Ditto.
6631 (neg<mode>2): Ditto.
6632 (abs<mode>2): Ditto.
6633 (smin<mode>3): Ditto.
6634 (smax<mode>3): Ditto.
6635 (vector_eq<mode>): Ditto.
6636 (vector_gt<mode>): Ditto.
6637 (vector_ge<mode>): Ditto.
6638 (vector_gtu<mode>): Ditto.
6639 (vector_select_<mode>_uns): Ditto.
6640 (vector_eq_<mode>_p): Ditto.
6641 (vector_gt_<mode>_p): Ditto.
6642 (vector_ge_<mode>_p): Ditto.
6643 (vector_gtu_<mode>_p): Ditto.
6644 (cr6_test_for_zero): Ditto.
6645 (cr6_test_for_zero_reverse): Ditto.
6646 (cr6_test_for_lt): Ditto.
6647 (cr6_test_for_lt_reverse): Ditto.
6648 (xor<mode>3): Ditto.
6649 (ior<mode>3): Ditto.
6650 (and<mode>3): Ditto.
6651 (one_cmpl<mode>2): Ditto.
6652 (nor<mode>2): Ditto.
6653 (andc<mode>2): Ditto.
6654 (float<VEC_int<mode>2): Ditto.
6655 (unsigned_float<VEC_int><mode>2): Ditto.
6656 (fix_trunc<mode><VEC_int>2): Ditto.
6657 (fixuns_trunc<mode><VEC_int>2): Ditto.
6659 (vec_set<mode>): Ditto.
6660 (vec_extract<mode>): Ditto.
6661 (vec_interleave_highv4sf): Ditto.
6662 (vec_interleave_lowv4sf): Ditto.
6663 (vec_realign_load_<mode>): Ditto.
6664 (vec_shl_<mode>): Ditto.
6665 (vec_shr_<mode>): Ditto.
6666 (div<mode>3): New patterns for VSX.
6667 (vec_interleave_highv2df): Ditto.
6668 (vec_interleave_lowv2df): Ditto.
6669 (vec_pack_trunc_v2df): Ditto.
6670 (vec_pack_sfix_trunc_v2df): Ditto.
6671 (vec_pack_ufix_trunc_v2df): Ditto.
6672 (vec_unpacks_hi_v4sf): Ditto.
6673 (vec_unpacks_lo_v4sf): Ditto.
6674 (vec_unpacks_float_hi_v4si): Ditto.
6675 (vec_unpacks_float_lo_v4si): Ditto.
6676 (vec_unpacku_float_hi_v4si): Ditto.
6677 (vec_unpacku_float_lo_v4si): Ditto.
6678 (movmisalign<mode>): Ditto.
6679 (vector_ceil<mode>2): New patterns for vectorizing math library.
6680 (vector_floor<mode>2): Ditto.
6681 (vector_btrunc<mode>2): Ditto.
6682 (vector_copysign<mode>3): Ditto.
6684 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6685 predicate for setting the high bit in each word, used for copysign.
6687 * config/rs6000/ppc-asm.h (f19): Whitespace.
6688 (f32-f63): Define if VSX.
6689 (v0-v31): Define if Altivec.
6690 (vs0-vs63): Define if VSX.
6692 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6694 * config/rs6000/power7.md: New file, provide tuning parameters for
6697 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6698 (rs6000_cpu_cpp_builtins): Ditto.
6699 (altivec_overloaded_builtins): Ditto.
6700 (altivec_resolve_overloaded_builtin): Ditto.
6702 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6703 debug switch to disable vectorizing simple math builtin
6706 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6707 Vectorize simple math builtin functions.
6708 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6709 hook to vectorize math builtins.
6710 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6711 (rs6000_builtin_conversion): Add VSX/power7 support.
6712 (rs6000_builtin_vec_perm): Ditto.
6713 (vsplits_constant): Add support for loading up a vector constant
6714 with just the high bit set in each part.
6715 (rs6000_expand_vector_init): Add VSX/power7 support.
6716 (rs6000_expand_vector_set): Ditto.
6717 (rs6000_expand_vector_extract): Ditto.
6718 (rs6000_emit_move): Ditto.
6719 (bdesc_3arg): Ditto.
6720 (bdesc_2arg): Ditto.
6721 (bdesc_1arg): Ditto.
6722 (rs6000_expand_ternop_builtin): Ditto.
6723 (altivec_expand_builtin): Ditto.
6724 (rs6000_expand_unop_builtin): Ditto.
6725 (rs6000_init_builtins): Ditto.
6726 (altivec_init_builtins): Ditto.
6727 (builtin_function_type): Ditto.
6728 (rs6000_common_init_builtins): Ditto.
6729 (rs6000_handle_altivec_attribute); Ditto.
6730 (rs6000_mangle_type): Ditto.
6731 (rs6000_vector_mode_supported_p): Ditto.
6732 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6735 * config/rs6000/vsx.md: New file for VSX support.
6737 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6738 identifing values with just the most significant bit set.
6739 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6740 vectorized builtins.
6742 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6743 (UNSPEC_VRFIM): Delete.
6744 (splitter for loading up vector with most significant bit): New
6745 splitter for vectorizing copysign.
6746 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6747 vectorizing simple math functions.
6748 (altivec_vrfip): Add support for vectorizing simple math functions.
6749 (altivec_vrfim): Ditto.
6750 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6752 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6753 (power7.md, vsx.md): Include for power7 support.
6754 (copysigndf3): Use VSX instructions if -mvsx.
6755 (negdf2_fpr): Ditto.
6756 (absdf2_fpr): Ditto.
6757 (nabsdf2_fpr): Ditto.
6758 (adddf3_fpr): Ditto.
6759 (subdf3_fpr): Ditto.
6760 (muldf3_fpr): Ditto.
6761 (divdf3_fpr): Ditto.
6762 (fix_truncdfdi2_fpr): Ditto.
6763 (cmpdf_internal1): Ditto.
6764 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6765 (btruncdf2, btruncdf2_fpr): Ditto.
6766 (ceildf2, ceildf2_fpr): Ditto.
6767 (floordf2, floordf2_fpr): Ditto.
6768 (floatdidf2, floatdidf2_fpr): Ditto.
6769 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6770 (fmsubdf4_fpr): Ditto.
6771 (fnmadddf4_fpr_1): Ditto.
6772 (fnmadddf4_fpr_2): Ditto.
6773 (fnmsubdf4_fpr_1): Ditto.
6774 (fnmsubdf4_fpr_2): Ditto.
6775 (fixuns_truncdfdi2): Add expander for VSX support.
6776 (fix_truncdfdi2): Ditto.
6777 (fix_truncdfsi2): Ditto.
6779 (btruncsf2): Whitespace.
6780 (movdf_hardfloat32): Add support for VSX registers.
6781 (movdf_softfloat32): Ditto.
6782 (movdf_hardfloat64): Ditto.
6783 (movdf_hardfloat64_mfpgpr): Ditto.
6784 (movdf_softfloat64): Ditto.
6785 (movti splitters): Add check for vector registers supporting
6786 TImode in the future.
6787 (bpermd): Add power7 bpermd instruction.
6789 * config/rs6000/altivec.h (vec_div): Define if VSX.
6793 (vec_nearbyint): Ditto.
6796 (all predicates): Use the generic builtin function, and not the V4SF
6797 specific function so that the predicates will work with VSX's V2DF.
6801 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6802 Document new VSX functions and types.
6804 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6807 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6808 "wa", and "j" constraints. Modify "v" to talk about Altivec
6809 instead of just vector.
6811 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6814 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6815 location for phi arguments.
6816 (rewrite_update_phi_arguments): Find locations for reaching defs.
6817 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6818 Add location to add_phi_arg calls.
6819 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6820 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6821 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6822 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6823 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6824 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6825 * tree-phinodes.c (make_phi_node): Initialize location.
6826 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6827 (add_phi_arg): Add location parameter.
6828 (remove_phi_arg_num): Move location when moving phi argument.
6829 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6831 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6832 slpeel_update_phi_nodes_for_guard1,
6833 slpeel_update_phi_nodes_for_guard2,
6834 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6835 vect_loop_versioning): Set locations.
6836 * tree-parloops.c (create_phi_for_local_result,
6837 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6838 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6839 * tree-vect-loop.c (get_initial_def_for_induction,
6840 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6842 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6843 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6844 (gimple_phi_arg_set_location): New. Set locus.
6845 (gimple_phi_arg_has_location): New. Check for locus.
6846 (redirect_edge_var_map_location): New. Return locus from var_map.
6847 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6848 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6849 combining PHI arguments.
6850 (cond_store_replacement): Set location.
6851 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6852 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6853 scop_add_exit_phis_edge): Add locations.
6854 * tree-cfgcleanup.c (remove_forwarder_block,
6855 remove_forwarder_block_with_phi): Add locations.
6856 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6857 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6859 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6860 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6861 flush_pending_stmts): Add source location.
6862 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6863 stack to preserve locations.
6864 * tree-vect-stmts.c (vectorizable_load): Add location.
6865 * tree-inline.c (copy_phis_for_bb): Copy locus.
6866 (setup_one_parameter): Add call locus to inlined parameter stmts.
6867 (initialize_inlined_parameters): Pass in call location as parameter
6869 (tree_function_versioning): Pass location to setup_one_parameter.
6870 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6871 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6872 copy and edge lists.
6873 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6874 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6875 locus parameter and override the stmt default if provided.
6876 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6877 elim_graph_add_edge, elim_graph_remove_succ_edge,
6878 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6879 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6880 eliminate_phi): Add locus info in elimination graph for each edge and
6882 (insert_backedge_copies): Copy locus if present.
6883 * tree-flow.h (struct _edge_var_map): Add locus field.
6884 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6885 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6886 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6888 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6890 2009-07-30 Martin Jambor <mjambor@suse.cz>
6892 PR tree-optimization/40570
6893 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6896 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6898 * ssa-loop-manip.c: Include langhooks.h.
6899 (rewrite_phi_with_iv): New.
6900 (rewrite_all_phi_nodes_with_iv): New.
6901 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6902 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6903 * tree-parloops.c (loop_parallel_p): Move out all conditions
6904 except dependency check.
6905 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6906 (gen_parallel_loop): Call canonicalize_loop_ivs without
6907 reduction_list argument.
6908 (build_new_reduction): New.
6909 (gather_scalar_reductions): New.
6910 (try_get_loop_niter): New.
6911 (try_create_reduction_list): New.
6912 (parallleize_loops): Change the parallel conditions check.
6913 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6914 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6916 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6918 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6920 * doc/options.texi (Option properties): Mention new quoting syntax.
6922 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6924 * config/alpha/alpha.c (alpha_start_function):
6925 Handle VMS_DEBUG_MAIN_POINTER
6926 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6927 * doc/invoke.texi: Document -mdebug-main switch.
6929 2009-07-29 Richard Henderson <rth@redhat.com>
6931 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6932 (cgraph_create_edge_including_clones): Likewise.
6933 * tree-inline.c (copy_bb): Operate on the correct edges
6934 when updating the callgraph.
6936 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6938 * config/alpha/vms-cc.c: Deleted.
6939 * config/alpha/vms-ld.c: Deleted.
6940 * config/alpha/t-vms64: Moved to config/vms
6941 * config/alpha/vms-crt0-64.c: Moved to config/vms
6942 * config/alpha/vms-crt0.c: Moved to config/vms
6943 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6944 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6945 * config/alpha/xm-vms.h: Moved to config/vms
6946 * config/alpha/x-vms: Moved to config/vms
6947 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6949 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6950 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6952 * config/vms/t-vms64: Moved here from config/alpha
6953 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6954 (argc,argv,envp): Enforce 32bit malloc'ing.
6955 * config/vms/vms-psxcrt0-64.c: Likewise.
6956 * config/vms/vms-crt0.c: Moved here from config/alpha.
6957 * config/vms/vms-psxcrt0.c: Likewise.
6958 * config/vms/vms-crtl-64.h: New file.
6959 * config/vms/vms-crtl.h: New file.
6960 * config/vms/vms.opt: New file.
6961 * config/vms/xm-vms64.h: New file.
6962 * config/vms/xm-vms.h: Moved here from config/alpha.
6963 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6965 * config/vms/x-vms: Moved here from config/alpha.
6966 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6967 (vms-ld.o, vms-cc.o): Removed.
6968 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6970 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6972 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6973 correct stack (obvious VMS fix).
6975 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6977 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6978 date, version info if VMS_DEBUGGING_INFO defined.
6979 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6980 size, date calculating code moved here.
6982 2009-07-29 Paul Brook <paul@codesourcery.com>
6984 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6987 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6990 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6991 to DImode when generating insq_le insn.
6993 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6995 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6996 New macro set for VMS_DEBUGGGING_INFO.
6997 (AT_string_form): Use it.
6999 2009-07-28 DJ Delorie <dj@redhat.com>
7001 * config/mep/mep.c (vtext_section): New.
7002 (vftext_section): New.
7003 (ftext_section): New.
7004 (mep_select_section): Add support for functions.
7005 (mep_unique_section): Likewise.
7006 (mep_asm_init_sections): Likewise.
7007 (mep_encode_section_info): Remove it from here.
7009 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7011 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7013 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7014 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7016 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7018 * dwarf2out.c (output_file_names): Test new macro
7019 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7020 (add_comp_dir_attribute): Likewise.
7022 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7024 * config/i386/mingw-w64.h (LINK_SPEC): Add
7025 separating space between commands.
7027 2009-07-28 Jan Hubicka <jh@suse.cz>
7029 PR tree-optimization/40759
7030 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7033 2009-07-27 DJ Delorie <dj@redhat.com>
7035 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7036 types are dword-aligned.
7037 (mep_expand_va_start): Likewise.
7039 2009-07-27 Olivier Hainque <hainque@adacore.com>
7040 Douglas B Rupp <rupp@gnat.com>
7042 * convert.c (convert_to_pointer): Don't assume the target
7043 pointer type is POINTER_SIZE long. Fetch its precision instead.
7045 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7047 * system.h (fopen): Undefine if macro.
7049 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7051 * dwarf2out.c (output_cfi_p): Removed.
7052 (output_cfis): New function.
7053 (output_fde): New function, split from output_call_frame_info.
7054 (output_call_frame_info): Use it.
7055 (dwarf2out_switch_text_section): Use output_cfis.
7057 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7059 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7060 TARGET_BI_ARCH is specified without enabling SJLJ.
7061 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7062 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7064 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7066 * arm.md (negdi2): Use DImode if forcing a value into a register.
7068 2009-07-26 Ira Rosen <irar@il.ibm.com>
7070 PR tree-optimization/40801
7071 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7072 of vector operand from the previous copy of vector statement.
7073 Pass the correct definition type value to
7074 vect_get_vec_def_for_stmt_copy().
7076 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7078 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7079 const char ** conversion.
7081 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7083 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7084 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7085 (gcc_unreachable): Invoke __builtin_unreachable() if
7086 !ENABLE_ASSERT_CHECKING.
7088 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7090 PR rtl-optimization/40445
7091 * emit-rtl.c (next_nonnote_insn_bb): New function.
7092 * rtl.h (next_nonnote_insn_bb): Declare new function.
7093 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7094 with no successors that is the successor of the ENTRY_BLOCK.
7095 Continue from the top after removing an empty fallthrough block.
7096 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7097 of next_nonnote_insn.
7099 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7101 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7103 2009-07-25 Martin Jambor <mjambor@suse.cz>
7105 * c-common.c (c_common_attribute_table): New element for noclone.
7106 (handle_noclone_attribute): New function. Forward-declare.
7107 * tree-inline.c (tree_versionable_function_p): Check for noclone
7109 * doc/extend.texi (Labels as Values): Document need for noclone.
7110 (Function Attributes): Document noclone attribute.
7112 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7114 PR rtl-optimization/34999
7115 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7116 and dw_fde_switched_cold_to_hot fields.
7117 (output_cfi_p): New function.
7118 (output_call_frame_info): If fde->dw_fde_switched_sections,
7119 output 2 FDEs instead of one with corrupted header.
7120 (dwarf2out_do_cfi_startproc): New function.
7121 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7122 and fde->dw_fde_switched_cold_to_hot.
7123 (dwarf2out_switch_text_section): Compute
7124 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7125 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7126 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7127 Otherwise, compute fde->dw_fde_switch_cfi.
7129 2009-07-24 Cary Coutant <ccoutant@google.com>
7131 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7133 2009-07-24 Cary Coutant <ccoutant@google.com>
7135 * cfghooks.c (split_block): Copy discriminator to new block.
7136 * tree-cfg.c (assign_discriminator): Check location of last
7137 instruction in block as well as first.
7139 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7141 * config/i386/linux.c: Use fputs or putc instead of fprintf
7143 * config/i386/gas.h: Ditto.
7144 * config/i386/x86-64.h: Ditto.
7145 * config/i386/att.h: Ditto.
7147 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7149 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7152 2009-07-24 Martin Jambor <mjambor@suse.cz>
7154 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7155 (ipa_push_func_to_list_1): Declare.
7156 (ipa_push_func_to_list): New function.
7158 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7159 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7160 (ipa_push_func_to_list): Removed.
7161 (ipa_pop_func_from_list): Clear node_enqueued flag.
7163 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7165 * config/s390/s390.c (override_options): Default
7166 max-unrolled-insns to 100 for z10 tuning.
7168 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7170 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7171 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7172 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7173 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7174 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7175 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7176 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7178 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7180 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7181 use default set in mingw32.h header.
7182 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7183 64-bit /mingw/include path.
7184 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7187 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7189 PR rtl-optimization/40209
7190 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7192 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7194 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7195 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7196 with the rest of string where appropriate. Use fputs or putc
7197 instead of fprintf where appropriate.
7199 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7200 Pat Haugen <pthaugen@us.ibm.com>
7201 Revital Eres <ERES@il.ibm.com>
7203 * config/rs6000/vector.md: New file. Move most of the vector
7204 expander support here from altivec.md to allow for the VSX vector
7205 unit in the future. Add support for secondary_reload patterns.
7206 Rewrite the patterns for vector comparison, and vector comparison
7207 predicate instructions so that the RTL expresses the desired
7208 behavior, instead of using unspec.
7210 * config/rs6000/constraints.md ("f" constraint): Use
7211 rs6000_constraints to hold the precalculated register class.
7212 ("d" constraint): Ditto.
7213 ("wd" constraint): New constraint for VSX.
7214 ("wf" constraint): Ditto.
7215 ("ws" constraint): Ditto.
7216 ("wa" constraint): Ditto.
7217 ("wZ" constraint): Ditto.
7218 ("j" constraint): Ditto.
7220 * config/rs6000/predicates.md (vsx_register_operand): New
7222 (vfloat_operand): New predicate for vector.md.
7223 (vint_operand): Ditto.
7224 (vlogical_operand): Ditto.
7225 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7226 (easy_vector_constant): Add VSX support.
7227 (altivec_indexed_or_indirect_operand): New predicate for
7228 recognizing Altivec style memory references with AND -16.
7230 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7231 for vector secondary reload support.
7232 (rs6000_vector_reg_class): Delete, replacing it with
7234 (rs6000_vsx_reg_class): Ditto.
7235 (rs6000_constraints): New array to hold the register classes of
7236 each of the register constraints that can vary at runtime.
7237 (builtin_mode_to_type): New static array for builtin function type
7239 (builtin_hash_table): New static hash table for builtin function
7241 (TARGET_SECONDARY_RELOAD): Define target hook.
7242 (TARGET_IRA_COVER_CLASSES): Ditto.
7243 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7244 registers are 128 bits if VSX memory reference instructions are used.
7245 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7247 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7248 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7249 Print several of the scheduling related parameters.
7250 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7251 rs6000_constraints instead of rs6000_vector_reg_class. Move
7252 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7253 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7254 Altivec. Add VSX support. Setup for secondary reload support on
7255 Altivec/VSX registers.
7256 (rs6000_override_options): Make power7 set the scheduling groups
7257 like the power5. Add support for new debug switches to override
7258 the scheduling defaults. Temporarily disable -mcpu=power7 from
7259 setting -mvsx. Add support for debug switches -malways-hint,
7260 -msched-groups, and -malign-branch-targets.
7261 (rs6000_buitlin_conversion): Add support for returning unsigned
7262 vector conversion functions to fix regressions due to stricter
7264 (rs6000_builtin_mul_widen_even): Ditto.
7265 (rs6000_builtin_mul_widen_odd): Ditto.
7266 (rs6000_builtin_vec_perm): Ditto.
7267 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7268 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7270 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7272 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7273 VSX types for bit operations. Changes to accomidate vector.md.
7274 (bdesc_2arg): Ditto.
7275 (bdesc_1arg): Ditto.
7276 (struct builtin_description_predicates): Rewrite predicate
7277 handling so that RTL describes the operation, instead of passing
7278 the instruction to be used as a string argument.
7279 (bdesc_altivec_preds): Ditto.
7280 (altivec_expand_predicate_builtin): Ditto.
7281 (altivec_expand_builtin): Ditto.
7282 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7283 statement for vsldoi support.
7284 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7285 (altivec_expand_st_builtin): Ditto.
7286 (paired_expand_builtin): Whitespace changes.
7287 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7288 builtin_mode_to_type table for secondary reload. Call
7289 builtin_function_type to build random builtin functions.
7290 (altivec_init_builtins): Change to use builtin_function_type to
7291 create builtin function types dynamically as we need them.
7292 (builtin_hash_function): New support for hashing the tree types
7293 for builtin function as we need it, rather than trying to build
7294 all of the trees that we need. Add initial preliminary VSX support.
7295 (builtin_function_type): Ditto.
7296 (builtin_function_eq): Ditto.
7297 (builtin_hash_struct): Ditto.
7298 (rs6000_init_builtins): Ditto.
7299 (rs6000_common_init_builtins): Ditto.
7300 (altivec_init_builtins): Ditto.
7301 (rs6000_common_init_builtins): Ditto.
7302 (enum reload_reg_type): New enum for simplifing reg classes.
7303 (rs6000_reload_register_type): Simplify register classes into GPR,
7304 Vector, and other registers. Altivec and VSX addresses in reload.
7305 (rs6000_secondary_reload_inner): Ditto.
7306 (rs6000_ira_cover_classes): New target hook, that returns the
7307 appropriate cover classes, based on -mvsx being used or not.
7308 (rs6000_secondary_reload_class): Add VSX support.
7309 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7310 (get_vsel_insn): Ditto.
7311 (rs6000_emit_vector_compare): Rewrite vector conditional support
7312 so that where we can, we use RTL operators, instead of blindly use
7314 (rs6000_emit_vector_select): Ditto.
7315 (rs6000_emit_vector_cond_expr): Ditto.
7316 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7317 (create_TOC_reference): Add -mdebug=addr support.
7318 (emit_frame_save): VSX loads/stores need register indexed addressing.
7320 * config/rs6000/rs6000.md: Include vector.md.
7322 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7324 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7325 support for V2DI, V2DF in logical, permute, select operations.
7327 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7328 switch for vsx/power7.
7329 (-mvsx-scalar-memory): Ditto.
7330 (-mvsx-align-128): Ditto.
7331 (-mallow-movmisalign): Ditto.
7332 (-mallow-df-permute): Ditto.
7333 (-msched-groups): Ditto.
7334 (-malways-hint): Ditto.
7335 (-malign-branch-targets): Ditto.
7337 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7339 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7340 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7341 (rs6000_vector_reg_class): Delete.
7342 (rs6000_vsx_reg_class): Ditto.
7343 (enum rs6000_reg_class_enum): New enum for the constraints that
7344 vary based on target switches.
7345 (rs6000_constraints): New array to hold the register class for all
7346 of the register constraints that vary based on the switches used.
7347 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7348 (enum rs6000_builtins): Add unsigned varients for the builtin
7349 declarations returned by target hooks for expanding multiplies,
7350 select, and permute operations. Add VSX builtins.
7351 (enum rs6000_builtin_type_index): Add entries for VSX.
7352 (V2DI_type_node): Ditto.
7353 (V2DF_type_node): Ditto.
7354 (unsigned_V2DI_type_node): Ditto.
7355 (bool_long_type_node): Ditto.
7356 (intDI_type_internal_node): Ditto.
7357 (uintDI_type_internal_node): Ditto.
7358 (double_type_internal_node): Ditto.
7360 * config/rs6000/altivec.md (whole file): Move all expanders to
7361 vector.md from altivec.md. Rename insn matching functions to be
7363 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7364 (altivec_vcmp*): Ditto.
7365 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7366 (VM): New iterator for moves that includes the VSX types.
7367 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7368 (altivec_vperm_<mode>_uns): New, for unsigned types.
7369 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7370 (altivec_eq<mode>): Ditto.
7371 (altivec_gt<mode>): Ditto.
7372 (altivec_gtu<mode>): Ditto.
7373 (altivec_eqv4sf): Ditto.
7374 (altivec_gev4sf): Ditto.
7375 (altivec_gtv4sf): Ditto.
7376 (altivec_vcmpbfp_p): Ditto.
7378 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7380 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7383 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7386 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7387 ASM_SHORT instead of .word.
7388 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7389 instead of .word in asm template.
7391 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7394 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7395 (process_bb_node_lives): Use it.
7397 * ira.c (setup_cover_and_important_classes): Don't setup
7398 ira_important_class_nums. Add cover classes to the end of
7400 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7402 (find_reg_class_closure): Use reorder_important_classes.
7404 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7406 * config/i386/i386.c (i386_ira_cover_classes): New function.
7407 (TARGET_IRA_COVER_CLASSES): Redefine.
7409 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7410 importance of order of cover classes in the array.
7412 2009-07-22 Diego Novillo <dnovillo@google.com>
7414 * tree-pass.h (TDF_EH): Define.
7415 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7416 contains TDF_EH, print the EH region number holding GS.
7417 * tree-dump.c (dump_options): Add "eh".
7418 * doc/invoke.texi: Document it.
7420 2009-07-22 Doug Kwan <dougkwan@google.com>
7422 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7424 2009-07-22 Michael Matz <matz@suse.de>
7426 PR tree-optimization/35229
7427 PR tree-optimization/39300
7429 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7430 (inhibit_phi_insertion): New function.
7431 (insert_into_preds_of_block): Call it for REFERENCEs.
7432 (init_pre): Initialize and finalize scalar evolutions.
7433 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7435 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7437 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7438 Use CONST_VECTOR_NUNITS to determine number of elements.
7440 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7442 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7443 (U, W): Constraints are now deprecated and will be removed if we
7445 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7447 ("prefetch"): Add the stcmh instruction for prefetching.
7448 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7450 (s390_short_displacement): Return always true if compiling for
7451 machines not providing the long displacement facility.
7452 (s390_mem_constraint): Support the new constraint letter Z.
7453 (s390_check_qrst_address): New function.
7455 2009-07-21 DJ Delorie <dj@redhat.com>
7457 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7460 2009-07-21 Jason Merrill <jason@redhat.com>
7462 * c-common.c (max_tinst_depth): Increase default to 1024.
7464 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7466 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7467 (vec_unpacku_float_lo_v4si): Ditto.
7469 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7472 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7473 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7474 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7475 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7477 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7479 PR tree-optimization/40813
7480 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7483 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7485 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7486 with a NOP_EXPR if needed.
7488 2009-07-21 Paul Brook <paul@codesourcery.com>
7490 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7491 Terminate debug dump with newline.
7493 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7495 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7496 Cast "1" to unsigned HOST_WIDE_INT.
7497 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7498 deposit length to the maximum length - lsb. Extend length if
7499 HOST_BITS_PER_WIDE_INT is 32.
7501 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7503 * cgraph.h (constant_pool_htab): New function.
7504 (constant_descriptor_tree): Move from varasm.c.
7505 * varasm.c (constant_pool_htab): New function.
7506 (constant_descriptor_tree): Move to cgraph.h.
7508 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7510 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7512 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7514 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7517 2009-07-20 Xinliang David Li <davidxl@google.com>
7519 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7521 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7523 * config/mips/mips.md (move_type): Add arith.
7524 (type): Handle arith.
7525 (zero_extendsidi2): Rename this into ...
7526 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7527 (zero_extendsidi2): New expander.
7528 (*zero_extendsidi2_dext): New pattern.
7530 2009-07-20 Nick Clifton <nickc@redhat.com>
7532 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7533 to set MIPS_ABI_DEFAULT.
7534 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7536 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7538 * tree-object-size.c (addr_object_size): Handle unions with
7539 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7541 PR tree-optimization/40792
7542 * tree.c (build_function_type_skip_args): Remove bogus assert.
7544 2009-07-20 Jan Hubicka <jh@suse.cz>
7545 Martin Jambor <mjambor@suse.cz>
7547 * cgraph.h (combined_args_to_skip): New field.
7548 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7549 combined_args_to_skip and args_to_skip.
7550 * tree-inline.c (update_clone_info): New function.
7551 (tree_function_versioning): Call update_clone_info.
7552 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7554 (cgraph_materialize_all_clones): More extensive dumping, working
7555 with combined_args_to_skip rather than args_to_skip.
7557 2009-07-20 Ira Rosen <irar@il.ibm.com>
7559 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7560 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7561 (get_initial_def_for_reduction): Likewise.
7562 (vectorizable_reduction): Skip the check of first operand in case
7563 of COND_EXPR. Add check that it is outer loop vectorization if
7564 nested cycle was detected. Call vectorizable_condition() for
7565 COND_EXPR. If reduction epilogue cannot be created do not fail for
7566 nested cycles (if it is not double reduction). Assert that there
7567 is only one type in the loop in case of COND_EXPR. Call
7568 vectorizable_condition() to vectorize COND_EXPR.
7569 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7570 Add parameters. Allow nested cycles if called from
7571 vectorizable_reduction(). Use reduction vector variable if provided.
7572 (vect_analyze_stmt): Call vectorizable_reduction() before
7573 vectorizable_condition().
7574 (vect_transform_stmt): Update call to vectorizable_condition().
7576 2009-07-20 Christian Bruel <christian.bruel@st.com>
7578 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7579 * doc/invoke.texi (-mfmovd): Likewise.
7580 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7582 2009-07-20 Jan Hubicka <jh@suse.cz>
7584 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7585 when handling SSA name.
7587 2009-07-19 Jan Hubicka <jh@suse.cz>
7589 PR tree-optimization/40676
7590 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7591 virtual PHIs in empty BBs.
7593 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7595 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7596 re-expanded the compound use gen_lowpart instead to convert to the
7599 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7601 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7602 OUTER_CONST arguments.
7603 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7604 the new wider mode will be masked off.
7605 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7607 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7609 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7610 high-order bits are zero.
7612 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7614 * combine.c (simplify_shift_const_1): Split code to determine
7616 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7617 new bits shifted in are identical to the old sign bit.
7619 2009-07-18 Richard Guenther <rguenther@suse.de>
7622 * gimplify.c (gimplify_call_expr): Reject code using results from
7623 functions returning void.
7625 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7627 * doc/md.texi: Document the new PowerPC "es" constraint.
7628 Document that "m" can include automodified addresses on this target,
7629 and explain how %U must be used. Extend the "Q" and "Z" documentation
7630 to suggest "es" as well as "m".
7631 * config/rs6000/constraints.md (es): New memory constraint.
7632 (Q, Z): Update strings to match new documentation.
7634 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7636 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7637 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7638 * config/rs6000/predicates.md (volatile_mem_operand): Use
7639 offsettable_nonstrict_memref_p.
7640 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7641 (*floatunssidf2_internal): Likewise.
7642 (*fix_truncdfsi2_internal): Likewise.
7643 (*fix_trunctfsi2_internal): Likewise.
7645 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7647 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7649 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7651 2009-07-17 Richard Guenther <rguenther@suse.de>
7654 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7655 (pass_warn_unused_result): Likewise.
7656 (TODO_set_props): Remove.
7657 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7659 (pass_diagnose_omp_blocks): Define.
7660 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7661 (c_gimple_diagnostics_recursively): Remove.
7662 (finish_function): Do not call it.
7663 (c_write_global_declarations): Continue after errors.
7664 Finalize the CU here.
7665 * c-gimplify.c (c_genericize): Do not gimplify here.
7666 * c-common.c (c_warn_unused_result): Move ...
7667 * tree-cfg.c (do_warn_unused_result): ... here.
7668 (run_warn_unused_result): New function.
7669 (gate_warn_unused_result): New function.
7670 (pass_warn_unused_result): New pass.
7671 * c-common.h (c_warn_unused_result): Remove.
7672 * flags.h (flag_warn_unused_result): Declare.
7673 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7674 * opts.c (flag_warn_unused_result): Initialize to false.
7675 * toplev.c (compile_file): Add comment.
7676 * omp-low.c (create_omp_child_function): Do not register
7677 the function with the frontend.
7678 (diagnose_omp_structured_block_errors): Prepare to be
7679 called as optimization pass.
7680 (gate_diagnose_omp_blocks): New function.
7681 (pass_diagnose_omp_blocks): New pass.
7682 * cgraph.h (cgraph_optimize): Remove.
7683 (cgraph_analyze_function): Likewise.
7684 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7685 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7686 before their parents here.
7687 (cgraph_finalize_function): Not here.
7688 (cgraph_analyze_function): Gimplify functions here.
7689 (cgraph_finalize_compilation_unit): Continue after errors.
7690 Optimize the callgraph from here.
7691 (cgraph_optimize): Make static.
7692 * langhooks.c (write_global_declarations): Finalize the CU.
7693 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7694 (gimplify_function_tree): Assert we gimplify only once.
7695 Set PROP_gimple_any property.
7696 * tree-nested.c (gimplify_all_functions): New function.
7697 (lower_nested_functions): Gimplify all nested functions.
7698 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7699 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7700 and pass_diagnose_omp_blocks after gimplification. Do not
7701 set TODO_set_props on all_lowering_passes.
7702 (execute_one_pass): Do not handle TODO_set_props.
7703 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7704 (gimplify.o): Add tree-pass.h dependency.
7705 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7706 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7707 (unsave_r): Likewise.
7708 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7711 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7713 * doc/service.texi (Service): Restore previously removed link,
7714 which isn't broken after all.
7716 2009-07-17 Richard Guenther <rguenther@suse.de>
7718 PR tree-optimization/40321
7719 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7720 PHI nodes to the maximal set.
7721 (make_values_for_phi): Add PHI arguments to the maximal set.
7722 (execute_pre): Dump PHI_GEN and the maximal set.
7724 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7727 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7730 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7732 * doc/extend.texi (Nested Functions): Replace broken link with
7734 * doc/service.texi (Service): Remove broken link.
7736 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7739 * builtins.c (expand_builtin_memcmp): Use loc instead of
7740 EXPR_LOCATION (exp).
7741 (expand_builtin_strncmp): Likewise.
7743 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7744 Manuel López-Ibáñez <manu@gcc.gnu.org>
7747 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7748 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7749 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7750 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7751 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7752 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7753 tree-inline.c, c-common.c, c-common.h, gimple.c,
7754 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7755 convert.c: Add location argument to fold_{unary,binary,ternary},
7756 fold_build[123], build_call_expr, build_size_arg,
7757 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7758 fold_build1_initializer, fold_build2_initializer,
7759 fold_build3_initializer, fold_build_call_array,
7760 fold_build_call_array_initializer, fold_single_bit_test,
7761 omit_one_operand, omit_two_operands, invert_truthvalue,
7762 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7763 combine_comparisons, fold_builtin_*, fold_call_expr,
7764 build_range_check, maybe_fold_offset_to_address, round_up,
7767 2009-07-16 Jason Merrill <jason@redhat.com>
7770 * c-common.c (c_common_reswords): Add __is_standard_layout
7772 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7773 * doc/implement-cxx.texi: New.
7774 * doc/gcc.texi: Include it.
7776 2009-07-16 DJ Delorie <dj@redhat.com>
7778 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7779 compares that may be indirectly affected by previous instructions.
7781 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7783 * builtins.c (do_mpc_arg2): New.
7784 (fold_builtin_2): Fold builtin cpow.
7785 * real.h (HAVE_mpc_pow): New.
7787 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7789 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7790 comparison to skip unprofitable schedule
7792 2009-07-16 Simon Baldwin <simonb@google.com>
7794 * gcc.c (option_map): New flag -no-canonical-prefixes.
7795 * (display_help): Print help text for new flag.
7796 * (process_command): Move options translation and language specifics
7797 and handle new flag early. Use it to set a function pointer to a
7798 prefix builder. Replace make_relative_prefix calls with calls to
7799 the function pointed to. Ignore new flag in regular options handling.
7800 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7802 2009-07-15 DJ Delorie <dj@redhat.com>
7804 * config/mep/mep.md (sibcall_internal): Change register to avoid
7806 (sibcall_value_internal): Likewise.
7808 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7810 PR rtl-optimization/40710
7811 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7813 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7815 * config/mips/mips.md (*extenddi_truncate<mode>,
7816 *extendsi_truncate<mode>): Change type attribute to move_type
7817 with shift_shift. Split out code handling exts from here ...
7818 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7820 (*extendhi_truncateqi): Change type attribute to move_type with
7821 shift_shift. Split out code handling exts from here ...
7822 (*extendhi_truncateqi_exts): ... to this new pattern.
7824 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7826 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7827 instead of "and" with inverted sign bit mask value. Use
7828 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7829 Allocate registers only for operand 4 and operand 5.
7831 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7834 * fold-const.c (fold_cond_expr_with_comparison): When folding
7835 < and <= to MIN, make sure the MIN uses the same type as the
7836 comparison's operands.
7838 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7840 * arm.md (ior_xor): New code iterator.
7841 (split for ior/xor with shift and zero-extend): New split pattern.
7842 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7844 2009-07-15 Richard Guenther <rguenther@suse.de>
7846 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7849 2009-07-15 Richard Guenther <rguenther@suse.de>
7852 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7854 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7856 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7857 handle 2.6.30 kernel.
7859 2009-07-15 DJ Delorie <dj@redhat.com>
7861 * config/mep/mep.md (sibcall_internal): Change register to allow
7862 for 24-bit addresses.
7863 (sibcall_value_internal): Likewise.
7865 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7867 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7868 that are enabled/disabled by the flags introduced by a previous patch.
7870 2009-07-14 DJ Delorie <dj@redhat.com>
7872 * config/mep/mep.md (sibcall_internal): Include non-toggling
7874 (sibcall_value_internal): Likewise.
7876 2009-07-14 Taras Glek <tglek@mozilla.com>
7877 Rafael Espindola <espindola@google.com>
7879 * doc/sourcebuild.texi: Document install-plugin target.
7880 * configure.ac: Added install-plugin target to language makefiles.
7881 * configure: Regenerate.
7882 * Makefile.in: (install-plugin): Install more headers,
7883 depend on lang.install-plugin.
7885 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7887 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7890 2009-07-14 DJ Delorie <dj@redhat.com>
7892 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7893 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7894 * config/mep/mep.md (sibcall_internal): Change test from
7895 mep_vliw_mode_match to mep_vliw_jmp_match.
7896 (sibcall_value_internal): Likewise.
7898 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7900 * config/i386/sse.md (copysign<mode>3): New expander.
7901 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7902 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7903 Use ix86_build_const_vector.
7904 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7905 IX86_BUILTIN_CPYSGNPD.
7906 (builtin_description): Add __builtin_ia32_copysignps and
7907 __builtin_ia32_copysignpd.
7908 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7909 and BUILT_IN_COPYSIGNF.
7911 2009-07-13 Jason Merrill <jason@redhat.com>
7913 * builtins.c (can_trust_pointer_alignment): New fn.
7914 (get_pointer_alignment): Factor it out from here.
7915 * tree.h: Declare it.
7917 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7919 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7922 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7926 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7928 2009-07-14 Richard Guenther <rguenther@suse.de>
7929 Andrey Belevantsev <abel@ispras.ru>
7932 * cfgexpand.c (partition_stack_vars): Do not bother to update
7933 alias information when not optimizing.
7935 2009-07-14 Richard Guenther <rguenther@suse.de>
7936 Andrey Belevantsev <abel@ispras.ru>
7938 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7939 (pt_solution_set): Likewise.
7940 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7941 * tree-ssa-structalias.c (pt_solution_set): New function.
7942 * final.c (rest_of_clean_state): Free SSA data structures.
7943 * print-rtl.c (print_decl_name): Remove.
7944 (print_mem_expr): Implement in terms of print_generic_expr.
7945 * alias.c (ao_ref_from_mem): New function.
7946 (rtx_refs_may_alias_p): Likewise.
7947 (true_dependence): Query alias-export info.
7948 (canon_true_dependence): Likewise.
7949 (write_dependence_p): Likewise.
7950 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7952 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7953 (mem_expr_equal_p): Use operand_equal_p.
7954 (set_mem_attributes_minus_bitpos): Do not use
7955 component_ref_for_mem_expr.
7956 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7957 (update_alias_info_with_stack_vars): Likewise.
7958 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7959 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7960 explicitly nor clear stmt operands.
7961 Free the decl-to-pointer map.
7962 * tree-optimize.c (execute_free_datastructures): Do not free
7963 SSA data structures here.
7964 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7965 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7966 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7968 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7970 2009-07-13 DJ Delorie <dj@redhat.com>
7972 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7973 unrolling at the right iteration count.
7975 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7978 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7980 * haifa-sched.c (rank_for_schedule): Introduced flags to
7981 enable/disable individual scheduling heuristics.
7982 * common.opt: Introduced flags to enable/disable individual
7983 heuristics in the scheduler.
7984 * doc/invoke.texi: Introduced flags to enable/disable individual
7985 heuristics in the scheduler.
7987 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7989 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7990 config/i386/mingw-tls.c.
7991 * config/i386/mingw-tls.c: Removed.
7993 2009-07-13 Ira Rosen <irar@il.ibm.com>
7995 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7996 checks access only relevant statements.
7997 (vectorizable_reduction): Likewise.
7999 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8001 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8002 just for 32-bit case.
8004 2009-07-12 Jan Hubicka <jh@suse.cz>
8006 PR tree-optimization/40585
8007 * except.c (expand_resx_expr): When there already is resume
8008 instruction, produce linked list.
8009 (build_post_landing_pads): Assert that resume is empty.
8010 (connect_post_landing_pads): Handle resume lists.
8011 (dump_eh_tree): Dump resume list.
8013 2009-07-12 Ira Rosen <irar@il.ibm.com>
8015 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8016 with additional argument.
8017 * tree-vectorizer.h (enum vect_def_type): Add
8018 vect_double_reduction_def.
8019 (vect_is_simple_reduction): Add argument.
8020 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8022 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8023 vect_is_simple_reduction with additional argument.
8024 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8026 (reduction_code_for_scalar_code): Handle additional codes by
8027 returning ERROR_MARK for them. Fix comment and indentation.
8028 (vect_is_simple_reduction): Fix comment, add argument to specify
8029 double reduction. Detect double reduction.
8030 (get_initial_def_for_induction): Fix indentation.
8031 (get_initial_def_for_reduction): Fix comment and indentation.
8032 Handle double reduction. Create initial definitions that do not
8033 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8034 (vect_create_epilog_for_reduction): Fix comment, add argument to
8035 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8036 epilogue result extraction. Create double reduction phi node and
8037 replace relevant uses.
8038 (vectorizable_reduction): Call vect_is_simple_reduction with
8039 additional argument. Fix indentation. Update epilogue code treatment
8040 according to the changes in reduction_code_for_scalar_code. Check
8041 for double reduction. Call vect_create_epilog_for_reduction with
8042 additional argument.
8043 * tree-vect-stmts.c (process_use): Handle double reduction, update
8045 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8046 (vect_get_vec_def_for_operand): Likewise.
8048 2009-07-12 Danny Smith <dansmister@gmail.com>
8050 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8051 dllexport if !TREE_PUBLIC.
8052 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8054 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8056 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8057 (avr_extra_arch_macro) Remove declatation.
8058 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8059 (avr_extra_arch_macro) Declare as static.
8060 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8062 2009-07-11 Jan Hubicka <jh@suse.cz>
8065 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8067 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8070 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8071 cold_in_std_section bits.
8072 (dwarf2out_begin_prologue): Initialize them.
8073 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8074 if already covered by text_section or cold_text_section range.
8076 PR rtl-optimization/40667
8077 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8078 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8079 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8080 * config/i386/i386.c (ix86_minimum_alignment): New function.
8081 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8082 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8083 * emit-rtl.c (gen_reg_rtx): Likewise.
8084 * function.c (assign_parms): Likewise. If nominal_type needs
8085 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8086 rather than passed_type's alignment.
8089 * function.c (assign_parm_setup_stack): Adjust
8090 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8091 from nominal_mode on big endian.
8093 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8095 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8097 2009-07-10 DJ Delorie <dj@redhat.com>
8099 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8101 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8103 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8105 (thumb2_cbnz): Likewise.
8107 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8110 * config.gcc (supported_defaults): Add synci.
8111 (with_synci): Add validation.
8112 (all_defaults): Add synci.
8113 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8116 * config/mips/mips.opt (msynci): New option.
8117 * config/mips/mips.c (mips_override_options): Warn on use of
8118 -msynci for targets that do now support it.
8119 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8121 * gcc/doc/invoke.texi (-msynci): Document the new option.
8122 * doc/install.texi (--with-synci): Document the new option.
8124 2009-07-10 Richard Guenther <rguenther@suse.de>
8126 PR tree-optimization/40496
8127 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8128 the PHI result with a compatible type.
8130 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8134 * c.opt (Wunused-result): New.
8135 * doc/invoke.texi: Document it.
8136 * c-common.c (c_warn_unused_result): Use it.
8138 2009-07-09 DJ Delorie <dj@redhat.com>
8140 * targhooks.c (default_target_can_inline_p): Rename from
8141 default_target_option_can_inline_p.
8142 * targhooks.h (default_target_can_inline_p): Likewise.
8143 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8144 TARGET_OPTION_CAN_INLINE_P.
8145 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8146 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8147 (mep_target_can_inline_p): Rename from
8148 mep_target_option_can_inline_p.
8151 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8152 registers used to pass vectors.
8154 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8156 2009-07-09 Tom Tromey <tromey@redhat.com>
8158 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8159 * config/mmix/mmix.c: Include dwarf2.h.
8160 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8161 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8162 * config/sh/sh.c: Include dwarf2.h.
8163 * config/i386/i386.c: Include dwarf2.h.
8164 * Makefile.in (DWARF2_H): Remove 'elf'.
8165 * except.c: Include dwarf2.h.
8166 * unwind-dw2.c: Include dwarf2.h.
8167 * dwarf2out.c: Include dwarf2.h.
8168 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8169 * unwind-dw2-fde.c: Include dwarf2.h.
8170 * dwarf2asm.c: Include dwarf2.h.
8172 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8174 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8175 (max_issue): Use it.
8176 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8178 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8179 (region_sched_info): Update.
8180 * sched-ebb.c (ebb_sched_info): Update.
8181 * modulo-sched.c (sms_sched_info): Update.
8182 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8184 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8186 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8188 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8190 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8192 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8195 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8196 arg1 with arg01 if arg1 is already INTEGER_CST.
8198 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8200 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8201 Transform (and (truncate)) into (truncate (and)).
8203 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8205 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8206 creating LHS paradoxical subregs. Fix surrounding returns to
8207 use NULL_RTX rather than 0.
8209 2009-07-08 DJ Delorie <dj@redhat.com>
8211 * config/mep/mep.c: (mep_option_can_inline_p): New.
8212 (TARGET_OPTION_CAN_INLINE_P): Define.
8214 2009-07-08 Mark Wielaard <mjw@redhat.com>
8217 * dwarf2out.c (add_data_member_location_attribute): When we have
8218 only a constant offset don't emit a new location description using
8219 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8222 2009-07-08 Richard Henderson <rth@redhat.com>
8225 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8226 (enum reg_class): Add CLOBBERED_REGS.
8227 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8228 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8229 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8230 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8231 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8232 force 64-bit sibcalls into R11.
8233 * config/i386/constraints.md (U): New constraint.
8234 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8235 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8236 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8238 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8240 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8242 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8243 * ebitmap.h (dump_ebitmap): Ditto.
8244 * optabs.h (optab_libfunc): Ditto.
8245 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8246 * tree-flow.h (vect_can_force_dr_alignment_p,
8247 get_vectype_for_scalar_type): Ditto.
8248 (vectorize_loops): Move prototype to ...
8249 * tree-vectorizer.h: ... here. Also, adjust comment.
8250 (vect_set_verbosity_level): Remove duplicate prototype.
8251 * tree-ssa-loop.c: Include tree-vectorizer.h.
8252 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8254 2009-07-08 Nick Clifton <nickc@redhat.com>
8256 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8259 2009-07-08 DJ Delorie <dj@redhat.com>
8261 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8262 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8263 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8265 * config/mep/intrinsics.md: Regenerated.
8266 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8267 registers when asm() or calls are detected.
8269 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8272 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8274 * gimple (gimple_build_call_from_tree): Likewise.
8275 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8276 no_warning flag before warning.
8278 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8280 * tree.c (set_expr_locus): Remove.
8281 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8282 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8284 * gimplify.c (internal_get_tmp_var): Likewise.
8285 (gimplify_call_expr): Likewise.
8286 (gimplify_one_sizepos): Likewise.
8288 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8291 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8292 to variables for debugging purposes.
8294 2009-06-23 Mark Loeser <mark@halcy0n.com>
8297 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8299 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8301 * pretty-print.c (pp_base_format): Remove %J.
8302 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8303 gcc_cxxdiag_char_table): Likewise.
8304 (init_dynamic_diag_info): Likewise.
8306 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8308 * pretty-print.c (pp_base_format): Remove %H.
8309 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8310 gcc_cxxdiag_char_table): Likewise.
8311 (init_dynamic_diag_info): Likewise.
8312 * config/mep/mep.c (mep_select_section): Likewise.
8314 2009-07-07 Duncan Sands <baldrick@free.fr>
8316 * final.c (pass_clean_state): Give the pass a name.
8317 * passes.c (pass_rest_of_compilation): Likewise.
8318 * tree-optimize.c (pass_all_optimizations): Likewise.
8320 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8322 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8323 an extra 'decl' for error_at.
8325 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8328 * tree-tailcall.c (adjust_return_value_with_ops,
8329 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8330 if it has complex or vector type.
8332 2009-07-07 Olivier Hainque <hainque@adacore.com>
8334 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8337 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8339 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8341 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8343 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8344 * c-decl.c: Likewise.
8345 * function.c: Likewise.
8346 * varasm.c: Likewise.
8347 * tree-ssa.c: Likewise.
8348 * c-common.c: Likewise.
8349 * tree-cfg.c: Likewise.
8350 * config/spu/spu.c: Likewise.
8351 * config/ia64/ia64.c: Likewise.
8352 * config/v850/v850.c: Likewise.
8354 2009-07-06 DJ Delorie <dj@redhat.com>
8356 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8357 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8358 unspecified accesses to control registers.
8359 * config/mep/intrinsics.md: Regenerate.
8360 * config/mep/intrinsics.h: Regenerate.
8361 * config/mep/mep-intrin.h: Regenerate.
8363 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8365 * c-lex.c: Replace %H by an explicit location. Update all calls.
8366 * c-common.c: Likewise.
8367 * c-decl.c: Likewise.
8368 * c-typeck.c: Likewise.
8369 * fold-const.c: Likewise.
8370 * gimplify.c: Likewise.
8372 * tree-cfg.c: Likewise.
8373 * tree-ssa-loop-niter.c: Likewise.
8374 * tree-vrp.c: Likewise.
8375 * value-prof.c: Likewise.
8377 2009-07-06 Diego Novillo <dnovillo@google.com>
8379 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8380 if it has one. Handle cases where VAR does not have an
8381 annotation or cfun is NULL.
8383 2009-07-06 Diego Novillo <dnovillo@google.com>
8385 * tree.c: Include debug.h.
8386 (initialize_tree_contains_struct): New.
8387 (init_ttree): Call it.
8388 (tree_node_structure_for_code): Factor out of ...
8389 (tree_node_structure): ... here.
8390 * treestruct.def (TS_PHI_NODE): Remove.
8391 (TS_GIMPLE_STATEMENT): Remove.
8393 2009-07-06 Diego Novillo <dnovillo@google.com>
8395 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8396 (debug_tree_chain): Handle cycles.
8398 2009-07-06 Nick Clifton <nickc@redhat.com>
8399 DJ Delorie <dj@redhat.com>
8401 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8402 __FMOVD_ENABLED__ is defined.
8404 (TARGET_FMOVD): Provide a default definition.
8405 (MASK_FMOVD): Likewise.
8406 (TARGET_CPU_CPP_BUILTINS): Define
8407 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8408 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8409 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8410 (split for DF load from memory into register): Also handle
8411 MEMs which consist of REG+DISP addressing.
8412 (split for DF store from register to memory): Likewise.
8413 (movsf_ie): Always use single fp_mode.
8414 * config/sh/sh.c (sh_override_options): Do not automatically
8415 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8416 that to the -mfmovd command line switch.
8417 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8418 (fldi_ok): Always allow.
8419 * config/sh/sh.opt (mfmovd): Remove this switch.
8420 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8422 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8423 Kaz Kojima <kkojima@gcc.gnu.org>
8425 PR rtl-optimization/30807
8426 * postreload.c (reload_combine): For every new use of REG_SUM,
8427 record the use of BASE.
8429 2009-07-06 Jan Hubicka <jh@suse.cz>
8431 * params.def: Revert my accidental commit at 2009-06-30.
8433 2009-07-04 Ian Lance Taylor <iant@google.com>
8436 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8438 (mingw_format_attribute_overrides): Likewise.
8440 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8443 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8444 don't check cfa.reg. Instead of cfa.indirect use
8445 fde && fde->drap_reg != INVALID_REGNUM test.
8447 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8449 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8451 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8454 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8456 2009-07-03 Richard Guenther <rguenther@suse.de>
8458 PR tree-optimization/40640
8459 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8462 2009-07-03 Jan Hubicka <jh@suse.cz>
8464 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8465 for size, reduce amount of inlining.
8467 2009-07-03 Richard Guenther <rguenther@suse.de>
8470 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8471 if t +- x is known to not overflow and the conversion widens the
8473 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8475 2009-07-03 Jan Hubicka <jh@suse.cz>
8477 * ipa-pure-const.c (analyze): Update loop optimizer init.
8478 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8479 try_remove_empty_loop, remove_empty_loops): Remove.
8480 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8481 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8482 to mark regular loops as neccesary.
8483 (degenerate_phi_p): New function.
8484 (propagate_necessity, remove_dead_phis): Use it.
8485 (forward_edge_to_pdom): Likewise.
8486 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8487 virtual PHI nodes that became unreachable.
8488 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8489 * tree-flow.h (remove_empty_loops): Remove.
8490 * passes.c (init_optimization_passes): Remove.
8492 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8494 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8495 can_create_pseudo_p.
8496 (*fix_trunc<mode>_i387_1): Ditto.
8497 (*floathi<mode>2_1): Ditto.
8498 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8499 (*fistdi2_1): Ditto.
8500 (*fist<mode>2_1): Ditto.
8501 (frndintxf2_floor): Ditto.
8502 (*fist<mode>2_floor_1): Ditto.
8503 (frndintxf2_ceil): Ditto.
8504 (*fist<mode>2_ceil_1): Ditto.
8505 (frndintxf2_trunc): Ditto.
8506 (frndintxf2_mask_pm): Ditto.
8507 (fxam<mode>2_i387_with_temp): Ditto.
8508 * config/i386/sse.md (mulv16qi3): Ditto.
8509 (*sse2_mulv4si3): Ditto.
8511 (sse4_2_pcmpestr): Ditto.
8512 (sse4_2_pcmpistr): Ditto.
8514 2009-07-03 Jan Hubicka <jh@suse.cz>
8516 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8517 (mark_stmt_necessary): Set it.
8518 (mark_operand_necessary): Set it.
8519 (mark_control_dependent_edges_necessary): Set it.
8520 (mark_virtual_phi_result_for_renaming): New function.
8521 (get_live_post_dom): New function.
8522 (forward_edge_to_pdom): New function.
8523 (remove_dead_stmt): Fix handling of control dependences.
8524 (tree_dce_init): Init new bitmap.
8525 (tree_dce_done): Free it.
8527 2009-07-02 Richard Guenther <rguenther@suse.de>
8530 * tree-ssa-structalias.c (new_var_info): Initialize
8533 2009-07-02 Jan Hubicka <jh@suse.cz>
8535 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8538 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8540 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8541 instead of recomputing it. Adjust calls.
8542 (emit_store_flag): Adjust recursive calls.
8544 2009-07-02 Richard Guenther <rguenther@suse.de>
8546 * tree-ssa-live.c (remove_unused_locals): Do not remove
8548 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8549 of DECL_EXTERNAL for HEAP variables.
8550 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8551 HEAP variables. Do not adjust RESTRICT vars.
8552 (find_what_var_points_to): Nobody cares if something
8555 2009-07-02 Ben Elliston <bje@au.ibm.com>
8557 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8558 pc_low and pc_high declarations to the top of the function.
8560 2009-07-01 DJ Delorie <dj@redhat.com>
8562 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8564 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8565 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8566 unspecified accesses to control registers.
8567 * config/mep/intrinsics.md: Regenerate.
8568 * config/mep/intrinsics.h: Regenerate.
8569 * config/mep/mep-intrin.h: Regenerate.
8571 2009-07-01 Anthony Green <green@moxielogic.com>
8573 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8574 instruction when possible.
8575 (moxie_expand_prologue): Ditto. Also, save an instruction and
8576 some complexity by popping off of $r12 instead of $sp.
8577 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8580 2009-07-01 Richard Henderson <rth@redhat.com>
8583 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8584 contained no insns, reposition note before last insn.
8586 2009-07-01 Richard Henderson <rth@redhat.com>
8589 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8590 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8592 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8595 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8596 darwin9 for printing reg addresses with %y.
8598 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8600 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8601 truncation from operands in binary operations.
8603 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8606 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8607 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8608 subreg of op0 to the original op0.
8610 * expmed.c (store_bit_field_1): Use a temporary as the destination
8611 instead of a paradoxical subreg when we need to truncate the result.
8613 2009-07-01 DJ Delorie <dj@redhat.com>
8615 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8616 names to VLIW variants.
8617 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8618 * config/mep/intrinsics.md: Regenerate.
8619 * config/mep/intrinsics.h: Regenerate.
8620 * config/mep/mep-intrin.h: Regenerate.
8622 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8625 * jump.c (returnjump_p): Revert last patch.
8626 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8628 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8631 * pa.md (casesi32p): Use jump table label to determine the offset
8633 (casesi64p): Likewise.
8635 * pa.c (forward_branch_p): Return bool type. Use instruction
8636 addresses when available. Assert that INSN has a jump label.
8637 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8640 2009-07-01 Richard Guenther <rguenther@suse.de>
8642 PR tree-optimization/19831
8643 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8644 that only act as barriers do not make any previous stores necessary.
8645 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8646 HEAP variables global, do not add a constraint from nonlocal.
8647 (find_func_aliases): Handle escapes through return statements.
8648 (compute_points_to_sets): Make escaped HEAP variables global.
8650 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8653 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8654 after reducing a DImode cstore to SImode.
8656 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8658 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8659 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8661 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8663 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8664 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8666 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8667 and umod_optab if TARGET_BSD_DIVMOD.
8668 * config/vax/lib1funcs.asm: New file.
8669 * config/vax/t-linux: New file.
8670 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8672 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8675 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8676 to type arguments that have void type.
8679 * dwarf2out.c (gen_formal_parameter_die): Call
8680 equate_decl_number_to_die if node is different from origin.
8682 2009-06-30 Anthony Green <green@moxielogic.com>
8684 Clean up moxie port for --enable-build-with-cxx.
8685 * config/moxie/moxie.c (moxie_function_value): First two
8686 parameters are const_tree, not tree.
8687 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8688 (REG_CLASS_NAMES): Ditto.
8689 (REGNO_REG_CLASS): Ditto.
8690 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8691 (moxie_function_value): Fix constyness of arguments.
8693 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8695 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8696 finalize_size_functions before further processing.
8697 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8698 (variable_size): Call self_referential_size on size expressions
8699 that contain a PLACEHOLDER_EXPR.
8700 (size_functions): New static variable.
8701 (copy_self_referential_tree_r): New static function.
8702 (self_referential_size): Likewise.
8703 (finalize_size_functions): New global function.
8704 * tree.c: Include tree-inline.h.
8705 (push_without_duplicates): New static function.
8706 (find_placeholder_in_expr): New global function.
8707 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8709 <tcc_expression>: Likewise.
8710 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8711 the call in the expression.
8712 * tree.h (finalize_size_functions): Declare.
8713 (find_placeholder_in_expr): Likewise.
8714 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8715 (substitute_placeholder_in_expr): Update comment.
8716 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8718 (copy_tree_body_r): Likewise.
8719 (copy_tree_body): New static function.
8720 (maybe_inline_call_in_expr): New global function.
8721 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8722 (maybe_inline_call_in_expr): Declare.
8723 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8724 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8727 2009-06-30 Richard Guenther <rguenther@suse.de>
8729 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8731 (propagate_necessity): Do not mark reaching defs of stores
8734 2009-06-30 Jan Hubicka <jh@suse.cz>
8736 * cfgloopanal.c (check_irred): Move into ...
8737 (mark_irreducible_loops): ... here; return true if ireducible
8739 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8740 (analyze_function): Try to prove loop finiteness.
8741 * cfgloop.h (mark_irreducible_loops): Update prototype.
8742 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8744 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8746 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8748 2009-06-30 Ira Rosen <irar@il.ibm.com>
8750 PR tree-optimization/40542
8751 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8754 2009-06-30 Martin Jambor <mjambor@suse.cz>
8756 PR tree-optimization/40582
8757 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8758 than useless_type_conversion_p.
8759 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8762 2009-06-30 Martin Jambor <mjambor@suse.cz>
8765 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8767 2009-06-30 Richard Guenther <rguenther@suse.de>
8769 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8770 use ao_ref references.
8771 (walk_aliased_vdefs): Likewise.
8772 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8773 * tree-ssa-dce.c (struct ref_data): Remove.
8774 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8775 (mark_aliased_reaching_defs_necessary): Adjust.
8776 (mark_all_reaching_defs_necessary_1): Likewise.
8778 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8781 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8782 (emit_store_flag_1): Extract from emit_store_flag, adjust
8783 calls to (what now is) emit_cstore.
8784 (emit_store_flag): Call emit_store_flag_1 and also use it
8785 for what used to be recursive calls.
8787 2009-06-30 Wei Guozhi <carrot@google.com>
8790 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8791 if the target bb post dominates from bb.
8792 * config/i386/i386.c (memory_address_length): Check existence of base
8793 register before using it.
8795 2009-06-30 Nick Clifton <nickc@redhat.com>
8796 DJ Delorie <dj@redhat.com>
8798 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8799 __FMOVD_ENABLED__ is defined.
8801 (TARGET_FMOVD): Provide a default definition.
8802 (MASK_FMOVD): Likewise.
8803 (TARGET_CPU_CPP_BUILTINS): Define
8804 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8805 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8806 two fmov instructions depending upon whether TARGET_FMOVD is
8808 (split for DF load from memory into register): Also handle
8809 MEMs which consist of REG+DISP addressing.
8810 (split for DF store from register to memory): Likewise.
8811 * config/sh/sh.opt (mfmovd): Remove this switch.
8812 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8813 * config/sh/sh.c (sh_override_options): Do not automatically
8814 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8815 that to the -mfmovd command line switch.
8817 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8819 (fldi_ok): Always allow.
8820 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8822 2009-06-29 DJ Delorie <dj@redhat.com>
8824 * doc/install.texi (mep-x-elf): Correct chip's full name.
8826 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8828 * doc/extend.texi: Fix typo.
8830 2009-06-29 Tom Tromey <tromey@redhat.com>
8833 * Makefile.in (DWARF2_H): New variable.
8835 (dwarf2out.o): Likewise.
8836 (dwarf2asm.o): Likewise.
8837 * config/i386/t-i386: Use DWARF2_H.
8838 * except.c: Include elf/dwarf2.h.
8839 * unwind-dw2.c: Include elf/dwarf2.h.
8840 * dwarf2out.c: Include elf/dwarf2.h.
8841 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8842 <dtprel>: New field.
8843 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8844 (size_of_loc_descr): Likewise.
8845 (output_loc_operands_raw): Likewise.
8846 (output_loc_operands): Handle new dtprel field.
8847 (loc_checksum): Update.
8848 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8849 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8850 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8851 * dwarf2asm.c: Include elf/dwarf2.h.
8852 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8853 * config/mmix/mmix.c: Include elf/dwarf2.h.
8854 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8855 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8856 * config/sh/sh.c: Include elf/dwarf2.h.
8857 * config/i386/i386.c: Include elf/dwarf2.h.
8859 2009-06-29 DJ Delorie <dj@redhat.com>
8861 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8863 * doc/extend.texi: Add MeP attributes and pragmas.
8864 * doc/invoke.text: Add MeP Options.
8865 * doc/contrib.texi: Add MeP contribution.
8866 * doc/md.texi: Add MeP constraints.
8867 * doc/install.texi: Add MeP target.
8869 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8871 * target.h (struct gcc_target): Add frame_pointer_required field.
8872 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8873 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8874 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8876 * reload1.c (update_eliminables): (Ditto.).
8877 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8878 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8879 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8881 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8883 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8884 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8885 (arm_frame_pointer_required): New function.
8887 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8888 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8889 (avr_frame_pointer_required_p): Declare as static.
8890 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8892 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8893 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8894 (bfin_frame_pointer_required): Make as static, change return type
8896 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8898 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8899 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8900 (cris_frame_pointer_required): New function.
8902 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8904 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8905 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8906 (fr30_frame_pointer_required): New function.
8908 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8909 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8910 (frv_frame_pointer_required): Make as static, change return type
8912 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8914 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8915 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8916 (ix86_frame_pointer_required): Make as static, change return type to
8918 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8920 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8921 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8923 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8925 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8927 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8929 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8930 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8931 (mips_frame_pointer_required): Make as static.
8932 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8934 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8935 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8936 (mmix_frame_pointer_required): Mew function.
8938 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8939 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8941 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8943 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8945 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8947 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8948 (CAN_ELIMINATE): Redefine.
8949 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8950 (sparc_frame_pointer_required): New function.
8951 (sparc_can_eliminate): New function.
8952 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8954 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8955 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8957 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8958 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8959 (xtensa_frame_pointer_required): Make as static, change return type
8961 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8964 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8966 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8967 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8968 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8969 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8970 (register_callback): Handle PLUGIN_START_UNIT.
8971 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8973 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8975 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8977 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8978 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8980 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8982 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8985 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8987 * doc/extend.texi (Additional Floating Types): __float128 is also
8988 supported on i386 targets.
8990 2009-06-29 Richard Guenther <rguenther@suse.de>
8993 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8995 (pt_solutions_same_restrict_base): Declare.
8996 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8998 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8999 (make_constraint_from, make_copy_constraint): Move earlier.
9000 (make_constraint_from_heapvar): New function.
9001 (make_constraint_from_restrict): Likewise.
9002 (handle_lhs_call): Use it.
9003 (find_func_aliases): Use it to track conversions to restrict
9005 (struct fieldoff): Add only_restrict_pointers flag.
9006 (push_fields_onto_fieldstack): Initialize it.
9007 (create_variable_info_for): Track global restrict qualified pointers.
9008 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9009 Track restrict qualified pointer arguments.
9010 (set_uids_in_ptset): Use varinfo is_global_var flag.
9011 (find_what_var_points_to): Set the vars_contains_restrict flag.
9012 Always create the points-to solution for sets including restrict tags.
9013 (pt_solutions_same_restrict_base): New function.
9014 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9015 qualified pointers use pt_solutions_same_restrict_base as
9016 additional source for disambiguation.
9018 2009-06-29 Richard Guenther <rguenther@suse.de>
9021 * alias.c (find_base_decl): Remove.
9022 (get_deref_alias_set_1): Remove restrict handling.
9023 * c-common.c (c_apply_type_quals_to_decl): Do not set
9024 DECL_POINTER_ALIAS_SET.
9025 * gimplify.c (find_single_pointer_decl_1): Remove.
9026 (find_single_pointer_decl): Likewise.
9027 (internal_get_tmp_var): Remove restrict handling.
9028 (gimple_regimplify_operands): Likewise.
9029 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9030 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9031 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9032 * tree.c (restrict_base_for_decl): Remove.
9033 (init_ttree): Do not allocate it.
9034 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9035 LABEL_DECL_UID for label decls.
9036 (copy_node_stat): Do not copy restrict information.
9037 (decl_restrict_base_lookup): Remove.
9038 (decl_restrict_base_insert): Likewise.
9039 (print_restrict_base_statistics): Likewise.
9040 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9041 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9042 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9043 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9044 (LABEL_DECL_UID): Adjust.
9045 (DECL_BASED_ON_RESTRICT_P): Remove.
9046 (DECL_GET_RESTRICT_BASE): Likewise.
9047 (SET_DECL_RESTRICT_BASE): Likewise.
9048 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9050 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9051 instead of DECL_POINTER_ALIAS_SET.
9052 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9053 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9054 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9056 2009-06-29 Richard Guenther <rguenther@suse.de>
9058 PR tree-optimization/40579
9059 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9060 the IL to simplify has constants that overflowed.
9062 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9064 PR tree-optimization/40550
9065 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9066 vector_compute_type only when the size of vector_compute_type is
9067 less than the size of type.
9069 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9071 * fold-const.c (contains_label_1): Fix comments.
9072 (contains_label_p): Do not walk trees multiple time.
9074 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9076 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9077 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9078 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9079 ix86_fp_comparison_operator.
9080 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9081 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9082 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9083 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9084 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9085 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9086 (related splits): Change predicate to ix86_fp_comparison_operator.
9087 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9088 instead of ix86_fp_comparison_codes.
9089 (ix86_trivial_fp_comparison_operator,
9090 ix86_fp_comparison_operator): New.
9091 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9092 (ix86_expand_compare): Eliminate last two parameters.
9093 (ix86_fp_jump_nontrivial_p): Kill.
9094 * config/i386/i386.c (put_condition_code): Eliminate call to
9095 ix86_fp_comparison_codes and subsequent assertion.
9096 (ix86_fp_comparison_codes): Eliminate.
9097 (ix86_fp_swap_condition): New.
9098 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9099 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9100 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9101 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9102 and ix86_fp_swap_condition.
9103 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9104 Use ix86_fp_comparison_strategy.
9105 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9106 (ix86_fp_jump_nontrivial_p): Eliminate.
9107 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9108 call to ix86_expand_compare.
9109 (ix86_split_fp_branch, ix86_expand_setcc,
9110 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9111 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9113 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9115 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9116 related to jump_clobbers.
9117 * config/arm/arm.md (conds): Remove jump_clob case.
9118 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9119 splits): Change comparison_operator to arm_comparison_operator.
9120 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9123 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9125 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9126 condition for floating point modes.
9127 * expmed.c (emit_store_flag_1): Move here a bigger part
9129 (emit_store_flag): Try swapping the condition for floating point
9131 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9133 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9135 * expr.c (expand_expr_real_1): Just use do_store_flag.
9136 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9137 emit_store_flag_force.
9138 * expmed.c (emit_store_flag_force): Copy here trick
9139 previously in expand_expr_real_1. Try reversing the comparison.
9140 (emit_store_flag_1): Work if target is NULL.
9141 (emit_store_flag): Work if target is NULL, using the result mode
9142 from the comparison. Use split_comparison, restructure final part
9143 to simplify conditionals.
9145 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9147 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9148 * dojump.c (do_jump): Change handling of floating-point
9149 ops to use just do_compare_and_jump.
9150 (split_comparison): New.
9151 (do_compare_rtx_and_jump): Add here logic coming previously
9152 in do_jump, using split_comparison.
9154 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9157 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9159 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9161 * tree-ssa-alias.c: Fix unintentional commit.
9163 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9165 * passes.c (execute_one_pass): Fix unintentional commit.
9167 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9169 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9170 (df_rd_local_compute, df_md_local_compute): Inline them.
9172 (df_md_scratch): New.
9173 (df_md_alloc, df_md_free): Allocate/free it.
9174 (df_md_local_compute): Only include live registers in init.
9175 (df_md_transfer_function): Prune the in-set computed by
9176 the confluence function, and the gen-set too.
9178 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9180 PR rtl-optimization/26854
9181 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9182 * df-problems.c (df_rd_add_problem): Fix comment.
9183 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9184 df_md_simulate_artificial_defs_at_top,
9185 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9186 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9187 df_md_transfer_function, df_md_init, df_md_confluence_0,
9188 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9189 problem_MD, df_md_add_problem): New.
9190 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9191 df_md_get_bb_info): New.
9192 (DF_LAST_PROBLEM_PLUS1): Adjust.
9194 * Makefile.in (fwprop.o): Include domwalk.h.
9195 * fwprop.c: Include domwalk.h.
9196 (reg_defs, reg_defs_stack): New.
9197 (bitmap_only_bit_between): Remove.
9198 (process_defs): New.
9199 (process_uses): Use reg_defs and local_md instead of
9200 bitmap_only_bit_between and local_rd.
9201 (single_def_use_enter_block): New, from build_single_def_use_links.
9202 (single_def_use_leave_block): New.
9203 (build_single_def_use_links): Remove code moved to
9204 single_def_use_enter_block, invoke domwalk.
9205 (use_killed_between): Adjust comment.
9207 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9209 * bitmap.h (bitmap_ior_and_into): New.
9210 * bitmap.c (bitmap_ior_and_into): New.
9212 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9214 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9215 before_dom_children_before_stmts and after_dom_children_after_stmts.
9216 Rename the two remaining callbacks to just before_dom_children and
9217 after_dom_children. Remove other GIMPLE statement walking bits.
9218 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9219 * graphite.c: Do not include domwalk.h.
9220 * tree-into-ssa.c (interesting_blocks): New global.
9221 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9222 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9223 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9224 now that they're not domwalk callbacks.
9225 (rewrite_initialize_block): Rename to...
9226 (rewrite_enter_block): ... this, place after called functions. Test
9227 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9228 (rewrite_finalize_block): Rename to...
9229 (rewrite_leave_block): ... this, place after called functions.
9230 (rewrite_update_init_block): Rename to...
9231 (rewrite_update_enter_block): ... this, place after called functions.
9232 Test interesting_blocks, call rewrite_update_stmt and
9233 rewrite_update_phi_arguments.
9234 (rewrite_update_fini_block): Rename to...
9235 (rewrite_leave_block): ... this, place after called functions.
9236 (rewrite_blocks): Remove last argument, simplify initialization of
9238 (mark_def_sites_initialize_block): Rename to...
9239 (mark_def_sites_block): ... this, call mark_def_sites.
9240 (mark_def_sites_blocks): Remove argument, simplify initialization of
9242 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9243 (update_ssa): Likewise.
9244 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9246 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9247 (dom_opt_initialize_block): Rename to...
9248 (dom_opt_enter_block): ... this, place after called functions. Walk
9249 statements here, inline propagate_to_outgoing_edges.
9250 (dom_opt_finalize_block): Rename to...
9251 (dom_opt_leave_block): ... this, place after called functions.
9252 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9254 (dse_enter_block, dse_record_phi): New.
9255 (dse_record_phis): Delete.
9256 (dse_finalize_block): Rename to...
9257 (dse_leave_block): ... this.
9258 (tree_ssa_dse): Simplify initialization of walk_data.
9259 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9260 Adjust initialization of walk_data.
9261 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9262 * tree-ssa-loop-phiopt.c (get_non_trapping):
9263 Adjust initialization of walk_data.
9264 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9265 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9266 it's not a domwalk callback.
9267 (uncprop_initialize_block): Rename to...
9268 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9269 (dse_finalize_block): Rename to...
9270 (dse_leave_block): ... this.
9271 (tree_ssa_uncprop): Simplify initialization of walk_data.
9272 * Makefile.in: Adjust dependencies.
9274 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9276 * arm.md (casesi): Fix test for Thumb1.
9277 (thumb1_casesi_internal_pic): Likewise.
9278 (thumb1_casesi_dispatch): Likewise.
9280 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9282 * config/arm/arm-cores.def: Added core cortex-m0.
9283 * config/arm/arm-tune.md: Regenerated.
9284 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9286 2009-06-26 DJ Delorie <dj@redhat.com>
9288 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9290 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9291 the scheduler doesn't tag jump insns.
9293 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9295 * c-decl.c (merge_decls): Re-indent.
9297 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9300 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9301 Special-case decimal float constants.
9303 2009-06-26 Richard Henderson <rth@redhat.com>
9305 * function.h (struct function): Add cannot_be_copied_reason,
9306 and cannot_be_copied_set.
9307 * tree-inline.c (has_label_address_in_static_1): Rename from
9308 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9309 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9310 don't set inline_forbidden_reason.
9311 (copy_forbidden): New function, split out of inline_forbidden_p.
9312 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9313 (inline_forbidden_p): Use copy_forbidden.
9314 (tree_versionable_function_p): Likewise.
9315 (inlinable_function_p): Merge into tree_inlinable_function_p.
9316 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9317 * ipa-cp.c (ipcp_versionable_function_p): New function.
9318 (ipcp_cloning_candidate_p): Use it.
9319 (ipcp_node_modifiable_p): Likewise.
9321 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9323 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9324 that is marked not to be inlined. Remove flag_mudflap use.
9325 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9326 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9328 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9331 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9332 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9334 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9336 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9338 (__mingwthr_remove_key_dtor): Likewise.
9340 2009-06-26 Richard Guenther <rguenther@suse.de>
9342 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9344 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9347 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9348 try the non-cond_exec path also.
9350 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9353 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9354 (output_cbranch): Use new functions.
9355 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9358 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9359 Pat Haugen <pthaugen@us.ibm.com>
9360 Revital Eres <ERES@il.ibm.com>
9362 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9363 for %c error. Add %x support to print VSX registers as a unified
9364 register set, instead of separate float and altivec registers.
9365 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9366 %y case, and add support for VSX pre-modify addresses.
9367 (output_toc): Add assert for CONST containing an integer constant
9369 (rs6000_adjust_cost): Add POWER7 support.
9370 (insn_must_be_first_in_group): Ditto.
9371 (insn_must_be_last_in_group): Ditto.
9372 (rs6000_emit_popcount): Ditto.
9373 (rs6000_vector_mode_supported_p): Ditto.
9375 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9376 Change some of the functions called by macros to being called
9377 through a pointer, so debug functions can be inserted if
9378 -mdebug=addr or -mdebug=cost.
9379 (rs6000_preferred_reload_class_ptr): Ditto.
9380 (rs6000_secondary_reload_class_ptr): Ditto.
9381 (rs6000_secondary_memory_needed_ptr): Ditto.
9382 (rs6000_cannot_change_mode_class_ptr): Ditto.
9383 (rs6000_secondary_reload_inner): Ditto.
9384 (rs6000_legitimize_reload_address): Ditto.
9385 (rs6000_legitimize_reload_address_ptr): Ditto.
9386 (rs6000_mode_dependent_address): Ditto.
9387 (rs6000_mode_dependent_address_ptr): Ditto.
9389 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9390 function to return true if the mode allows reg + integer
9392 (virtual_stack_registers_memory_p): New function to return true if
9393 the address refers to a virtual stack register.
9394 (rs6000_legitimate_offset_address_p): Move code to say whether a
9395 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9397 (rs6000_legitimate_address_p): Add checks for modes that only can
9398 do reg+reg addressing. Start adding VSX support.
9399 (rs6000_legitimize_reload_address): Ditto.
9400 (rs6000_legitimize_address): Ditto.
9401 (rs6000_debug_legitimate_address_p): New debug functions for
9402 -mdebug=addr and -mdebug=cost.
9403 (rs6000_debug_rtx_costs): Ditto.
9404 (rs6000_debug_address_costs): Ditto.
9405 (rs6000_debug_adjust_cost): Ditto.
9406 (rs6000_debug_legitimize_address): Ditto.
9407 (rs6000_legitimize_reload_address_ptr): Point to call normal
9408 function or debug function. Make functions called via pointer
9410 (rs6000_mode_dependent_address_ptr): Ditto.
9411 (rs6000_secondary_reload_class_ptr): Ditto.
9412 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9413 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9414 into a friendlier error.
9415 (rs6000_init_builtins): Add initial VSX support.
9416 (rs6000_adjust_cost): Fix some spacing issues.
9418 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9419 (REG_CLASS_NAMES): Ditto.
9420 (REG_CLASS_CONTENTS): Ditto.
9421 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9422 pointer, to add -mdebug=addr support.
9423 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9424 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9425 -mdebug=addr support.
9426 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9427 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9428 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9430 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9432 (bswapsi*): Set attribute types for load/store. Add combiner
9433 patterns to eliminate zero extend on 64-bit.
9434 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9435 stdbrx if the hardware supports those instructions.
9437 2009-06-25 Ian Lance Taylor <iant@google.com>
9439 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9440 (Link Options): Document -static-libstdc++.
9442 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9445 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9446 DATA_ALIGNMENT instead.
9448 2009-06-25 Richard Guenther <rguenther@suse.de>
9450 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9451 indirect references against the callused/escaped solutions.
9452 (call_may_clobber_ref_p_1): Likewise.
9454 2009-06-25 Martin Jambor <mjambor@suse.cz>
9456 PR tree-optimization/40493
9457 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9458 (enum unscalarized_data_handling): New type.
9459 (handle_unscalarized_data_in_subtree): Return what has been done.
9460 (load_assign_lhs_subreplacements): Handle left flushes differently.
9461 (sra_modify_assign): Use unscalarized_data_handling, simplified
9462 condition determining whether to remove the statement.
9464 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9466 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9467 excerpt - @ should be doubled for texinfo.
9469 2009-06-24 Ian Lance Taylor <iant@google.com>
9471 * config/arc/arc.c: Include "df.h".
9472 (arc_attribute_table): Make static. Move higher in file.
9473 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9474 (output_shift): Initialize n later to avoid warning.
9475 * config/arm/arm.c (arm_attribute_table): Make static. Move
9477 * config/avr/avr.c (avr_attribute_table): Make static. Move
9479 (reg_class_tab): Change array type from int to enum reg_class.
9480 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9482 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9483 (lshrhi3_out): Likewise.
9484 (class_likely_spilled_p): Change return type to bool.
9485 (avr_rtx_costs): Use local code variable with enum type.
9486 * config/avr/avr.md (movmemhi): Use add_reg_note.
9487 (andhi3, andsi3): Don't use AS2 with "and".
9488 (iorhi3, iorsi3): Don't use AS2 with "or".
9489 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9490 * config/crx/crx.c: Include "df.h".
9491 (crx_attribute_table): Make static.
9492 * config/m32r/m32r.c: Include "df.h".
9493 (m32r_attribute_table): Make static. Move higher in file.
9494 (pop): Use add_reg_note.
9495 (block_move_call): Change 0 to LCT_NORMAL in function call.
9496 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9497 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9498 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9499 declare, not just when TREE_CODE is defined.
9500 * config/m68hc11/m68hc11.c: Include "expr.h".
9501 (m68hc11_attribute_table): Make static. Move higher in file.
9502 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9504 (m68hc11_register_indirect_p): Likewise.
9505 (m68hc11_function_arg_padding): Change return type to enum
9507 (emit_move_after_reload): Use add_reg_note.
9508 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9509 (m68hc11_split_logical): Likewise.
9510 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9512 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9513 to VOIDmode in function call.
9514 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9516 (m68hc11_split_logical): Update declaration.
9517 (m68hc11_function_arg_padding): Update declaration.
9518 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9519 to array of enum reg_class.
9520 (mcore_attribute_table): Make static. Move higher in file.
9521 (mcore_rtx_costs): Add cast to enum type.
9522 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9523 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9524 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9526 * config/sh/predicates.md (trapping_target_operand): Rename and to
9528 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9530 * config/spu/spu.c (spu_attribute_table): Make static. Move
9532 * config/v850/v850.c (v850_attribute_table): Make static. Move
9534 (v850_rtx_costs): Use local code with enum type.
9535 (expand_epilogue): Add cast.
9536 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9538 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9541 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9542 -m2a-single-only and -m2a-nofpu.
9543 * config/sh/sh.opt: Document m2a generates FPU code.
9545 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9547 * defaults.h (CAN_ELIMINATE): Provide default.
9548 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9549 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9550 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9551 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9552 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9553 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9554 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9555 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9556 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9557 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9559 2009-06-24 DJ Delorie <dj@redhat.com>
9561 * mep-ext-cop.cpu: Fix copyright notice.
9562 * mep-default: Fix copyright notice.
9563 * mep-core: Fix copyright notice.
9564 * mep: Fix copyright notice.
9565 * mep-ivc2: Fix copyright notice.
9566 * mep-c5: Fix copyright notice.
9568 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9570 * doc/contrib.texi (Contributors):
9572 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9575 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9576 src and dst operands if necessary.
9578 2009-06-23 DJ Delorie <dj@redhat.com>
9581 * config.gcc: Add mep support.
9582 * recog.c: Resurrect validate_replace_rtx_subexp().
9583 * recog.h: Likewise.
9584 * config/mep/: Add new port:
9585 * config/mep/constraints.md: New file.
9586 * config/mep/default.h: New file.
9587 * config/mep/intrinsics.h: New file.
9588 * config/mep/intrinsics.md: New file.
9589 * config/mep/ivc2-template.h: New file.
9590 * config/mep/mep-c5.cpu: New file.
9591 * config/mep/mep-core.cpu: New file.
9592 * config/mep/mep-default.cpu: New file.
9593 * config/mep/mep-ext-cop.cpu: New file.
9594 * config/mep/mep-intrin.h: New file.
9595 * config/mep/mep-ivc2.cpu: New file.
9596 * config/mep/mep-lib1.asm: New file.
9597 * config/mep/mep-lib2.c: New file.
9598 * config/mep/mep-pragma.c: New file.
9599 * config/mep/mep-protos.h: New file.
9600 * config/mep/mep-tramp.c: New file.
9601 * config/mep/mep.c: New file.
9602 * config/mep/mep.cpu: New file.
9603 * config/mep/mep.h: New file.
9604 * config/mep/mep.md: New file.
9605 * config/mep/mep.opt: New file.
9606 * config/mep/predicates.md: New file.
9607 * config/mep/t-mep: New file.
9609 2009-06-23 Ian Lance Taylor <iant@google.com>
9611 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9612 from loose_warn into c_loose_warn and from strict_warn into
9613 c_strict_warn. Set and substitute warn_cxxflags. Check for
9614 --enable-build-with-cxx. Set and substitute
9615 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9616 * Makefile.in (CXXFLAGS): New variable.
9617 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9618 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9619 the default is the same as $(STRICT_WARN).
9620 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9621 (CXX): New variable.
9622 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9623 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9624 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9625 (HOST_LIBS): New variable.
9626 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9627 (ALL_CXXFLAGS): New variable.
9628 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9629 * doc/install.texi (Configuration): Document
9630 --enable-build-with-cxx, --with-stage1-ldflags,
9631 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9632 * configure: Rebuild.
9634 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9636 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9637 from previous commit.
9639 2009-06-23 Ian Lance Taylor <iant@google.com>
9641 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9643 2009-06-23 Ian Lance Taylor <iant@google.com>
9645 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9646 with ATTRIBUTE_UNUSED.
9648 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9649 Pat Haugen <pthaugen@us.ibm.com>
9650 Revital Eres <eres@il.ibm.com>
9652 * config.in (HAVE_AS_POPCNTD): Add default definition.
9653 (HAVE_AS_LWSYNC): Ditto.
9655 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9657 (gcc_cv_as_powerpc_cmpb): Ditto.
9658 (gcc_cv_as_powerpc_dfp): Ditto.
9659 (gcc_cv_as_powerpc_vsx): Ditto.
9660 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9661 supporting the popcntd/lwsync instructions.
9662 (gcc_cv_as_powerpc_lwsync): Ditto.
9663 * configure: Regenerate.
9665 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9666 -mcpu=native and -mcpu=power7.
9667 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9669 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9670 a variable instead of a mask to reduce the number of mask bits.
9671 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9672 (-mbit-word): Ditto.
9673 (-mregnames): Ditto.
9674 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9675 (-mfused-madd): Ditto.
9677 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9679 (-mvsx): New switch for VSX instructions.
9680 (-misel): Move from a variable to a mask to allow it to be set by
9683 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9684 function declaration to an array declaration.
9685 (rs6000_hard_regno_nregs): New external array declaration.
9687 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9688 files included by rs6000.md.
9690 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9691 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9693 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9695 (rs6000_debug_reg): New -mdebug= variables.
9696 (rs6000_debug_addr): Ditto.
9697 (rs6000_debug_cost): Ditto.
9698 (rs6000_pmode): New variable to hold Pmode.
9699 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9700 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9701 calculated at compiler start.
9702 (rs6000_hard_regno_nregs): Change function to an array which holds
9703 HARD_REGNO_NREGS calculated at compiler start.
9704 (rs6000_explicit_options): Delete isel field.
9705 (rs6000_vector_unit): New array to hold which vector unit
9706 supports arithmetic options for a given type.
9707 (rs6000_vector_mem): New array to hold which vector unit supports
9708 memory reference operations for a given type.
9709 (rs6000_vector_align): New array to given the alignment of each
9711 (power7_cost): New basic costs for power7.
9712 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9713 (rs6000_hard_regno_nregs_internal): New function, moved from
9714 HARD_REGNO_NREGS, to calculate the number of registers each hard
9715 register takes for each type.
9716 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9717 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9718 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9719 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9720 unit information here so it is calculated once at compiler startup
9722 (rs6000_override_options): Make -misel a target mask. Add more
9723 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9724 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9726 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9727 (rs6000_handle_option): Move -misel from variable to target mask.
9728 (rs6000_builtin_mask_for_load): Add VSX support.
9729 (rs6000_conditional_register_usage): Ditto.
9730 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9731 (function_arg_boundary): Ditto.
9732 (rs6000_expand_builtin): Ditto.
9733 (def_builtin): Make abort message a little friendlier.
9734 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9736 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9737 assembler support the popcntd instruction instead of a vsx
9738 instruction to enable power7 support.
9739 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9740 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9741 option to the assembler if -mcpu=native.
9742 (ASM_CPU_NATIVE_SPEC): Ditto.
9743 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9745 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9746 the lwsync instruction.
9747 (enum processor_type): Add PROCESSOR_POWER7.
9748 (rs6000_debug_reg): New -mdebug= options.
9749 (rs6000_debug_addr): Ditto.
9750 (rs6000_debug_cost): Ditto.
9751 (rs6000_isel): Delete.
9752 (enum rs6000_vector): New enum to say what vector unit we have.
9753 (VECTOR_UNIT_*): New macros to say which vector unit has
9754 arithmetic operations for a given type.
9755 (VECTOR_MEM_*): New macros to say which vector unit has memory
9756 operations for a given type.
9757 (TARGET_LDBRX): Whether the machine supports the ldbrx
9759 (TARGET_ISEL): Delete, -misel moved to be a mask.
9760 (TARGET_ISEL64): New macro for 64-bit isel support.
9761 (UNITS_PER_VSX_WORD): New macro.
9762 (POINTER_SIZE): Move to be an external variable, rather than
9763 calculating whether we are generating 32 ot 64-bit code.
9765 (STACK_BOUNDARY): Add VSX support.
9766 (LOCAL_ALIGNMENT): Ditto.
9767 (SLOW_UNALIGNED_ACCESS): Ditto.
9768 (VSX_REGNO_P): New macro for VSX support.
9769 (VFLOAT_REGNO_P): Ditto.
9770 (VINT_REGNO_P): Ditto.
9771 (VLOGICAL_REGNO_P): Ditto.
9772 (VSX_VECTOR_MODE): Ditto.
9773 (VSX_SCALAR_MODE): Ditto.
9775 (VSX_MOVE_MODE): Ditto.
9776 (VSX_REG_CLASS_P): Ditto.
9777 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9779 (UNITS_PER_SIMD_WORD): Add VSX support.
9780 (MODES_TIEABLE_P): Ditto.
9781 (STARTING_FRAME_OFFSET): Ditto.
9782 (STACK_DYNAMIC_OFFSET): Ditto.
9783 (EPILOGUE_USES): Ditto.
9784 (REGNO_REG_CLASS): Move to array lookup.
9785 (CLASS_MAX_NREGS): Ditto.
9786 (rs6000_vector_reg_class): Add declaration.
9787 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9788 overlap with the floating point and Altivec registers.
9790 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9792 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9793 give the appropriate asm switches if -mcpu=native.
9794 (host_detect_local_cpu): Add support for "asm".
9795 (host_detect_local_cpu): Follow GNU code guidelines for name.
9797 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9798 -mbit-word to a variable instead of being a target mask.
9800 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9801 emit the lwsync instruction instead of emitting the instruction as
9802 an integer constant.
9804 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9805 fixuns_trundfsi2, move expander into rs6000.md.
9807 * config/rs6000/rs6000.md (cpu): Add power7.
9808 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9809 (logical predicate patterns): Change the single instruction
9810 primitives that set CR0 to be fast_compare instead of compare.
9812 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9813 (popcntddi2): Ditto.
9814 (popcount<mode>): Ditto.
9815 (floating multiply/add insns): Name the floating point
9817 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9818 (isel_unsigned_<mode>): Ditto.
9819 (fixuns_trundfsi2): Move expander here from spe.md.
9820 (smindi3): Define if we have -misel on 64-bit systems.
9825 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9827 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9829 * config/avr/avr.c (avr_current_device): New variable.
9830 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9831 (avr_arch, mcu_type_s): Move to avr.h.
9832 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9833 default_data_section_start fields.
9834 (avr_arch): Moved from avr.c.
9835 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9836 library_name fields.
9837 (avr_current_device, avr_mcu_types, avr_arch_types,
9838 avr_device_to_arch, avr_device_to_data_start,
9839 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9840 (EXTRA_SPEC_FUNCTIONS): Define.
9841 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9842 options mapping. Use device_to_arch and device_to_data_start insted.
9843 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9844 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9845 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9846 * config/avr/driver-avr.c: New file.
9847 * config/avr/avr-devices.c: New file.
9849 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9851 * var-tracking.c (unshare_variable): Force initialized to
9852 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9853 (set_variable_part): Likewise.
9854 (struct variable_union_info): Remove pos_src field.
9855 (vui_vec, vui_allocated): New variables.
9856 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9857 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9858 == 1 use a simpler sorting algorithm. Compute pos field right
9859 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9860 Avoid quadratic comparison if !flag_var_tracking_uninit.
9861 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9862 unshare_variable unconditionally.
9863 (dataflow_set_different_2): Removed.
9864 (dataflow_set_different): Don't traverse second hash table.
9865 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9866 unconditionally to var_reg_set or var_mem_set.
9867 (emit_notes_in_bb): Likewise.
9868 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9870 (emit_note_insn_var_location): Don't set initialized to
9871 VAR_INIT_STATUS_INITIALIZED early.
9872 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9874 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9876 * tree-object-size.c (addr_object_size): Instead of checking
9877 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9878 are no FIELD_DECLs following it.
9880 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9882 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9883 order to match bswaps with signed source operands.
9885 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9887 * sdbout.c (sdbout_one_type): Fix braces in switch.
9889 2009-06-23 Richard Guenther <rguenther@suse.de>
9891 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9893 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9894 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9895 var_callused, callused_tree, var_storedanything, storedanything_tree,
9896 var_integer, integer_tree): Remove global variables.
9897 (new_var_info): Do not pass new id, append the new var to the
9898 global variable vector.
9899 (do_ds_constraint): Use is_global_var member of the variable-info.
9900 (new_scalar_tmp_constraint_exp): Adjust.
9901 (create_function_info_for): Likewise.
9902 (create_variable_info_for): Likewise.
9903 (find_what_var_points_to): Remove dead code.
9904 (init_base_vars): Simplify.
9905 (compute_points_to_sets): Adjust.
9907 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9909 * combine.c (try_combine): Dump information about the insns we're
9912 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9914 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9915 check when calling force_to_mode on TRUNCATE's operand.
9917 2009-06-22 Ian Lance Taylor <iant@google.com>
9919 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9921 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9923 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9925 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9927 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9928 override library linkage flags such as -static-libgcc or
9931 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9933 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9935 2009-06-22 Ian Lance Taylor <iant@google.com>
9937 * config/linux.opt: Put mglibc ahead of muclibc.
9939 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9940 for duplicate decls.
9942 2009-06-22 Matthias Klose <doko@ubuntu.com>
9944 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9946 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9949 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9950 instead of NULL if a parser error occurs.
9952 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9954 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9955 non-DWARF2_DEBUGGING_INFO version.
9957 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9959 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9960 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9962 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9963 (LIBGCC2_TF_CEXT): Define.
9966 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9969 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9971 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9973 * config/arm/arm.c (arm_override_options): Disable
9974 -mcaller-super-interworking and -mcallee-super-interworking.
9975 * doc/invoke.texi (ARM Options): Document this.
9977 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9979 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9980 * config/arm/constraints.md (j): New constraint for movw operands.
9981 (N): Remove thumb2 meaning.
9982 * config/arm/arm.md (*arm_movw): Delete.
9983 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9984 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9985 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9987 2009-06-22 Martin Jambor <mjambor@suse.cz>
9989 PR tree-optimization/40492
9990 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9991 build_ref_for_offset.
9993 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9995 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9996 JUMP_TABLE_DATA_P predicates where applicable.
9997 * auto-inc-dec.c: Ditto.
9998 * builtins.c: Ditto.
9999 * caller-save.c: Ditto.
10001 * cfgcleanup.c: Ditto.
10002 * cfglayout.c: Ditto.
10004 * combine.c: Ditto.
10005 * combine-stack-adj.c: Ditto.
10009 * df-scan.c: Ditto.
10011 * dwarf2asm.c: Ditto.
10012 * dwarf2out.c: Ditto.
10013 * emit-rtl.c: Ditto.
10019 * function.c: Ditto.
10022 * genpreds.c: Ditto.
10023 * genrecog.c: Ditto.
10025 * ira-costs.c: Ditto.
10026 * ira-lives.c: Ditto.
10028 * loop-iv.c: Ditto.
10029 * lower-subreg.c: Ditto.
10030 * modulo-sched.c: Ditto.
10032 * postreload.c: Ditto.
10033 * print-rtl.c: Ditto.
10035 * reginfo.c: Ditto.
10036 * regmove.c: Ditto.
10037 * reload1.c: Ditto.
10040 * rtlanal.c: Ditto.
10042 * sched-vis.c: Ditto.
10044 * sel-sched-ir.c: Ditto.
10045 * simplify-rtx.c: Ditto.
10046 * targhooks.c: Ditto.
10047 * var-tracking.c: Ditto.
10048 * vmsdbgout.c: Ditto.
10050 2009-06-22 Matthias Klose <doko@ubuntu.com>
10052 * Makefile.in (install-plugin): Always use DESTDIR.
10054 2009-06-22 Olivier Hainque <hainque@adacore.com>
10056 * config/pa/pa.c (output_call): Don't optimize post call jumps
10057 into return address adjustments if the call may throw.
10059 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10061 * arm.c (thumb1_output_casesi): New function.
10062 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10063 optimizing for size or PIC.
10064 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10065 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10066 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10067 (thumb1_casesi_internal_pic): New expand rule.
10068 (thumb1_casesi_dispatch): New pattern.
10069 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10071 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10072 in the text seciton when PIC or optimizing for size.
10073 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10074 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10075 preservation properties of code.
10076 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10077 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10078 (__gnu_thumb1_case_si): New function.
10079 * t-arm (LIB1ASMSRC): Define here.
10080 (LIB1ASMFUNCS): Add some common functions.
10081 * t-arm-elf (LIB1ASMSRC): Delete.
10082 (LIB1ASMFUNCS): Append to existing set.
10083 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10084 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10085 * t-symbian (LIB1ASMFUNCS): Likewise.
10086 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10087 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10089 2009-06-21 Richard Guenther <rguenther@suse.de>
10091 PR tree-optimization/38729
10092 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10093 to loops with a single exit if -fno-expensive-optimizations.
10095 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10097 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10098 (dataflow_set): Change vars type from htab_t to shared_hash.
10099 (shared_hash_pool, empty_shared_hash): New variables.
10100 (vars_clear): Removed.
10101 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10102 shared_hash_find_slot_unshare, shared_hash_find_slot,
10103 shared_hash_find_slot_noinsert, shared_hash_find): New
10105 (shared_hash_unshare, shared_hash_destroy): New functions.
10106 (unshare_variable): Unshare set->vars if shared, use
10108 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10109 (get_init_value, find_src_set_src, dump_dataflow_set,
10110 clobber_variable_part, emit_notes_for_differences): Use
10112 (dataflow_set_init): Remove second argument, set vars to
10113 empty_shared_hash instead of creating a new htab.
10114 (dataflow_set_clear): Call shared_hash_destroy and set vars
10115 to empty_shared_hash instead of calling vars_clear.
10116 (dataflow_set_copy): Don't call vars_copy, instead just share
10117 the src htab with dst.
10118 (variable_union): Use shared_hash_*, use initially NO_INSERT
10119 lookup if set->vars is shared. Don't keep slot cleared before
10120 calling unshare_variable. Unshare set->vars if needed.
10121 Even ->refcount == 1 vars must be unshared if set->vars is shared
10122 and var needs to be modified.
10123 (variable_canonicalize): New function.
10124 (dataflow_set_union): If dst->vars is empty, just share src->vars
10125 with dst->vars and traverse with variable_canonicalize to canonicalize
10126 and unshare what is needed.
10127 (dataflow_set_different): If old_set and new_set use the same shared
10128 htab, they aren't different. If number of htab elements is different,
10129 htabs are different. Use shared_hash_*.
10130 (dataflow_set_destroy): Call shared_hash_destroy instead of
10132 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10133 second argument to dataflow_set_init.
10134 (vt_initialize): Likewise. Initialize shared_hash_pool and
10135 empty_shared_hash, move bb in/out initialization afterwards.
10136 Use variable_htab_free instead of NULL as changed_variables del hook.
10137 (variable_was_changed): Change type of second argument to pointer to
10138 dataflow_set. When inserting var into changed_variables, bump
10139 refcount. Unshare set->vars if set is shared htab and slot needs to
10141 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10142 lookup if set->vars is shared. Unshare set->vars if needed.
10143 Even ->refcount == 1 vars must be unshared if set->vars is shared
10144 and var needs to be modified. Adjust variable_was_changed caller.
10145 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10146 vars must be unshared if set->vars is shared and var needs to be
10147 modified. Adjust variable_was_changed caller.
10148 (emit_note_insn_var_location): Don't pool_free var.
10149 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10151 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10152 free_alloc_pool on shared_hash_pool.
10154 2009-06-20 Anthony Green <green@moxielogic.com>
10156 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10157 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10159 2009-06-20 Richard Guenther <rguenther@suse.de>
10161 * tree-ssa-structalias.c (find_func_aliases): For memset use
10162 a constraint from NULL if we memset to zero.
10163 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10164 we explicitly handle that do not read from memory.
10165 (call_may_clobber_ref_p_1): Properly handle builtins that may
10168 2009-06-20 Richard Guenther <rguenther@suse.de>
10170 PR tree-optimization/40495
10171 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10172 (new_scalar_tmp_constraint_exp): New function.
10173 (process_constraint): Do not create temporary decls.
10174 (process_all_all_constraints): Likewise.
10175 (handle_const_call): Likewise.
10176 (create_function_info_for): Do not set decl.
10178 2009-06-19 Ian Lance Taylor <iant@google.com>
10180 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10181 (rs6000_attribute_table): Make static; move before use.
10183 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10185 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10186 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10187 Propagate the TREE_READONLY flag without overwriting it.
10188 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10189 Propagate the TREE_READONLY flag onto the result.
10190 (process_call_operands): Move around. Use correct constant value.
10192 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10195 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10196 * config/arm/arm.md: Likewise.
10198 2009-06-19 Ian Lance Taylor <iant@google.com>
10200 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10201 to GIMPLE_ERROR_MARK.
10203 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10204 op2_original_type parameters. Warn about using different enum types.
10205 * c-parser.c (c_parser_conditional_expression): Pass original
10206 types to build_conditional_expr.
10207 * c-tree.h (build_conditional_expr): Update declaration.
10209 2009-06-19 Ian Lance Taylor <iant@google.com>
10211 * config/i386/i386.c (ix86_function_specific_save): Test that
10212 fields match values, rather than testing the values are in a
10215 2009-06-19 Richard Guenther <rguenther@suse.de>
10217 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10218 ADDR_EXPR pointers.
10219 (ptr_derefs_may_alias_p): Likewise.
10220 (ptr_deref_may_alias_ref_p_1): New function.
10221 (ptr_deref_may_alias_ref_p): Likewise.
10222 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10223 covered by looking at the ESCAPED solution.
10224 (call_may_clobber_ref_p_1): Likewise.
10225 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10226 Handle NULL_TREE offset. Do not produce redundant constraints.
10227 (process_all_all_constraints): New helper function.
10228 (do_structure_copy): Use it.
10229 (handle_lhs_call): Likewise.
10230 (find_func_aliases): Handle some builtins with pointer arguments
10231 and/or return values explicitly.
10233 2009-06-19 Ian Lance Taylor <iant@google.com>
10235 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10237 2009-06-19 Ian Lance Taylor <iant@google.com>
10239 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10241 2009-06-19 Ian Lance Taylor <iant@google.com>
10243 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10244 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10247 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10248 uninitialized const.
10250 2009-06-19 Ian Lance Taylor <iant@google.com>
10252 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10255 * c-decl.c (in_struct, struct_types): Remove.
10256 (struct c_binding): Add in_struct field.
10257 (c_binding_ptr): Define type, along with VEC.
10258 (struct c_struct_parse_info): Define.
10259 (struct_parse_info): New static variable.
10260 (bind): Initialize in_struct field.
10261 (start_struct): Remove enclosing_in_struct and
10262 enclosing_struct_types parameters. Add
10263 enclosing_struct_parse_info parameter. Change all callers. Set
10264 struct_parse_info rather than in_struct and struct_types.
10265 (grokfield): If -Wc++-compat and there is a symbol binding for the
10266 field name, set the in_struct flag and push it on the
10267 struct_parse_info->fields vector.
10268 (warn_cxx_compat_finish_struct): New static function.
10269 (finish_struct): Remove enclosing_in_struct and
10270 enclosing_struct_types parameters. Add
10271 enclosing_struct_parse_info parameter. Change all callers. Don't
10272 set C_TYPE_DEFINED_IN_STRUCT here. Call
10273 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10274 parameter. Only push on struct_types if warn_cxx_compat.
10275 (finish_enum): Only push on struct_types if warn_cxx_compat.
10276 (declspecs_add_type): Add loc parameter. Change all callers.
10277 Change all error calls to error_at. Pass loc, not input_location,
10278 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10279 defined in a struct. If -Wc++-compat and parsing a struct, record
10280 that a typedef name was used.
10281 * c-parser.c (c_parser_declspecs): Get location to pass to
10282 declspecs_add_type.
10283 (c_parser_struct_or_union_specifier): Update calls to start_struct
10285 * c-tree.h (struct c_struct_parse_info): Declare.
10286 (finish_struct, start_struct): Update declarations.
10287 (declspecs_add_type): Update declaration.
10289 2009-06-19 Ian Lance Taylor <iant@google.com>
10291 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10292 variable with an anonymous type.
10294 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10296 * see.c: Remove for real.
10298 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10300 * optabs.h (enum optab_index): Add new OTI_significand.
10301 (significand_optab): Define corresponding macro.
10302 * optabs.c (init_optabs): Initialize significand_optab.
10303 * genopinit.c (optabs): Implement significand_optab using
10304 significand?f2 patterns.
10305 * builtins.c (expand_builtin_mathfn): Handle
10306 BUILT_IN_SIGNIFICAND{,F,L}.
10307 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10308 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10310 * config/i386/i386.md (significandxf2, significand<mode>2): New
10311 expanders to implement significandf, significand and significandl
10312 built-ins as inline x87 intrinsics.
10314 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10316 * config/avr/avr.c (avr_override_options): Remove setting value of
10317 PARAM_INLINE_CALL_COST.
10319 2009-06-18 Richard Henderson <rth@redhat.com>
10322 * tree-pass.h (TDF_ASMNAME): New.
10323 * tree-dump.c (dump_options): Add asmname.
10324 * doc/invoke.texi: Document it.
10326 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10327 (dump_decl_name): ...here.
10328 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10329 (dump_generic_node): Update dump_function_name calls.
10330 (print_call_name): New flags arg; update all dump calls.
10331 * diagnostic.h (print_call_name): Update.
10332 * gimple-pretty-print.c (dump_gimple_call): Update.
10334 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10337 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10339 2009-06-18 Diego Novillo <dnovillo@google.com>
10341 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10342 * plugin.c (str_license): Declare.
10343 (try_init_one_plugin): Assert that the symbol
10344 'plugin_is_GPL_compatible' exists.
10346 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10349 * Makefile.in (OBJS-common): Remove see.o.
10351 * common.opt (fsee): Mark as preserved for backward compatibility.
10352 * opts.c (common_handle_option): Add OPT_fsee to the backward
10353 compatibility section.
10354 * passes.c (init_optimization_passes, pass_see): Remove pass.
10355 * timevar.def (TV_SEE): Remove.
10356 * tree-pass.h (pass_see): Remove declaration.
10357 * doc/invoke.texi (-fsee): Remove documentation.
10359 2009-06-18 Martin Jambor <mjambor@suse.cz>
10361 * tree-sra.c: Include statistics.h
10362 (sra_stats): New variable.
10363 (sra_initialize): Clear sra_stats.
10364 (create_access_replacement): Increment sra_stats.replacements.
10365 (get_access_replacement): Do not return twice.
10366 (analyze_all_variable_accesses): Increment statistics counter by the
10367 number of scalarized aggregates.
10368 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10369 (sra_modify_expr): Increment sra_stats.exprs.
10370 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10371 (sra_modify_assign): Increment sra_stats.exprs,
10372 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10373 (perform_intra_sra): Update statistics counters.
10374 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10376 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10378 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10379 (arm_scalar_mode_supported_p): New function.
10381 2009-06-18 Paul Brook <paul@codesourcery.com>
10382 Sandra Loosemore <sandra@codesourcery.com>
10384 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10385 (__extendhfsf2, __truncsfhf2): Define.
10386 * config/arm/fp16.c: New file.
10387 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10388 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10390 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10392 * doc/extend.texi (Half-Precision): New section.
10393 * doc/invoke.texi (Option Summary): List -mfp16-format.
10394 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10395 * config/arm/arm.opt (mfp16-format=): New.
10396 * config/arm/arm.c: Include intl.h.
10397 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10398 (TARGET_INVALID_RETURN_TYPE): Redefine.
10399 (TARGET_PROMOTED_TYPE): Redefine.
10400 (TARGET_CONVERT_TO_TYPE): Redefine.
10401 (arm_fp16_format): Define.
10402 (all_fpus): Add entry for neon-fp16.
10403 (fp_model_for_fpu): Likewise.
10404 (struct fp16_format): Declare.
10405 (all_fp16_formats): Define.
10406 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10408 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10410 (arm_legitimate_index_p): Treat HFmode like HImode.
10411 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10412 (coproc_secondary_reload_class): Special-case HFmode.
10413 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10414 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10415 (arm_init_fp16_builtins): New.
10416 (arm_init_builtins): Call it.
10417 (arm_invalid_parameter_type): New.
10418 (arm_invalid_return_type): New.
10419 (arm_promoted_type): New.
10420 (arm_convert_to_type).
10421 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10423 (arm_emit_fp16_const): New function.
10424 (arm_mangle_type): Mangle __fp16 as "Dh".
10425 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10427 (TARGET_NEON_FP16): New.
10428 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10429 (enum fputype): Add FPUTYPE_NEON_FP16.
10430 (enum arm_fp16_format_type): Declare.
10431 (arm_fp16_format): Declare.
10432 (LARGEST_EXPONENT_IS_NORMAL): Define.
10433 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10434 * config/arm/arm-modes.def (HFmode): Define.
10435 * config/arm/vfp.md: (*movhf_vfp): New.
10436 (extendhfsf2): New.
10438 * config/arm/arm.md: (fpu): Add neon_fp16.
10439 (floatsihf2, floatdihf2): New.
10440 (fix_trunchfsi2, fix_trunchfdi2): New.
10442 (extendhfdf2): New.
10444 (*arm32_movhf): New.
10445 (*thumb1_movhf): New.
10446 (consttable_2): Add check for HFmode constants.
10447 (consttable_4): Handle HFmode constants.
10449 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10451 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10453 2009-06-17 Olivier Hainque <hainque@adacore.com>
10455 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10456 const char ** conversion in AIX specific section.
10458 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10460 * config/i386/i386.c (ix86_special_builtin_type): Remove
10461 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10462 (bdesc_special_args): Updated.
10463 (ix86_init_mmx_sse_builtins): Likewise.
10464 (ix86_expand_special_args_builtin): Likewise.
10466 2009-06-17 Richard Henderson <rth@redhat.com>
10468 * tree-pretty-print.c (maybe_dump_asm_name): New.
10469 (dump_decl_name): Use it.
10470 (PRINT_FUNCTION_NAME): Merge into...
10471 (dump_function_name): ... here. Use maybe_dump_asm_name.
10473 2009-06-17 Cary Coutant <ccoutant@google.com>
10475 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10477 * debug.c (struct gcc_debug_hooks): Change placeholder for
10479 (debug_nothing_int_charstar_int): Replaced by...
10480 (debug_nothing_int_charstar_int_bool): ...this.
10481 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10482 source_line prototype.
10483 (debug_nothing_int_charstar_int): Replaced by...
10484 (debug_nothing_int_charstar_int_bool): ...this.
10485 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10486 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10487 Output is_stmt operand when necessary.
10488 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10489 (notice_source_line): Add is_stmt parameter.
10490 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10491 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10493 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10494 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10496 2009-06-17 Ian Lance Taylor <iant@google.com>
10498 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10500 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10503 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10505 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10506 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10507 tree_strip_sign_nop_conversions and
10508 tree_ssa_strip_useless_type_conversions rather than stripping
10509 the operations here.
10510 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10512 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10513 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10514 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10515 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10518 2009-06-17 Michael Eager <eager@eagercon.com>
10520 * config/rs6000/constraints.md (register_constraint "d"): New.
10521 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10522 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10523 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10524 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10525 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10526 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10527 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10528 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10529 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10530 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10532 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10533 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10534 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10535 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10536 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10537 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10538 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10539 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10540 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10541 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10542 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10543 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10544 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10545 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10547 2009-06-16 Ian Lance Taylor <iant@google.com>
10549 * profile.c (total_num_never_executed): Don't define.
10550 (compute_branch_probabilities): Don't count or print
10551 num_never_executed.
10552 (init_branch_prob): Don't set total_num_never_executed.
10553 (end_branch_prob): Don't print total_num_never_executed.
10555 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10557 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10559 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10561 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10562 (nabstd2_fpr): Same.
10564 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10566 * expr.c (expand_assignment): Change complex type check.
10568 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10570 * doc/plugins.texi (Building GCC plugins): Added new section.
10572 2009-06-17 Ian Lance Taylor <iant@google.com>
10574 * c-pch.c (get_ident): Don't set size of templ array.
10575 (pch_init): Don't set size of partial_pch array.
10577 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10578 string constant to intialize an array whose size is the length of
10581 2009-06-17 Richard Guenther <rguenther@suse.de>
10583 PR tree-optimization/40389
10584 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10585 to addressable types.
10586 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10588 2009-06-17 Richard Guenther <rguenther@suse.de>
10590 PR middle-end/40460
10591 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10592 if there is no evolution of left in the loop bail out.
10593 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10594 chrec_fold_multiply.
10596 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10597 Janis Johnson <janis187@us.ibm.com>
10600 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10601 for the symbol ref of a constant that is the source of a move
10602 - nor for any other not-obvious-label-ref constants.
10604 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10606 * plugin.c (position_pass): Skip newly inserted pass during list
10607 traversal to avoid repeated insertion.
10609 2009-06-16 Ian Lance Taylor <iant@google.com>
10611 * vec.h (VEC_stack_alloc): Define different version if
10612 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10613 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10614 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10615 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10617 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10619 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10621 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10622 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10623 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10624 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10625 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10626 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10627 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10628 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10629 __builtin_ia32_rdtscp.
10630 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10631 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10632 and __builtin_ia32_rorhi.
10633 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10634 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10635 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10636 (ix86_expand_args_builtin): Likewise.
10637 (ix86_expand_special_args_builtin): Likewise.
10639 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10640 (UNSPECV_RDTSC): Likewise.
10641 (UNSPECV_RDPMC): Likewise.
10642 (*bsr): Renamed to ...
10644 (*bsr_rex64): Renamed to ...
10647 (*rdpmc): Likewise.
10648 (*rdpmc_rex64): Likewise.
10650 (*rdtsc): Likewise.
10651 (*rdtsc_rex64): Likewise.
10652 (rdtscp): Likewise.
10653 (*rdtscp): Likewise.
10654 (*rdtscp_rex64): Likewise.
10656 * config/i386/ia32intrin.h: New.
10658 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10660 2009-06-16 Ian Lance Taylor <iant@google.com>
10662 * ira-build.c (copy_info_to_removed_store_destinations):
10663 Initialize parent_a.
10665 2009-06-16 Ian Lance Taylor <iant@google.com>
10667 * c-decl.c (grokdeclarator): Change size_varies to bool.
10669 2009-06-16 Ian Lance Taylor <iant@google.com>
10671 * sel-sched.c: Make forward declarations of move_op_hooks and
10672 fur_hooks explicitly extern.
10674 2009-06-16 Ian Lance Taylor <iant@google.com>
10676 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10677 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10679 2009-06-16 Ian Lance Taylor <iant@google.com>
10681 * resource.c (mark_referenced_resources): Change
10682 include_delayed_effects parameter to bool. Change all callers.
10683 (mark_end_of_function_resources): Likewise.
10684 * reorg.c (insn_references_resource_p): Likewise.
10685 (insn_sets_resource_p): Likewise.
10686 * resource.h (mark_referenced_resources): Update declaration.
10687 (mark_end_of_function_resources): Update declaration.
10689 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10691 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10693 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10695 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10696 GCC can bootstrap on AIX with GNU Binutils 2.20.
10698 2009-06-16 Ian Lance Taylor <iant@google.com>
10700 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10702 2009-06-16 Ian Lance Taylor <iant@google.com>
10704 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10705 inline, not extern inline.
10706 (exact_log2): Likewise.
10707 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10709 (exact_log2): Likewise, but don't test CTZ_HWI.
10711 2009-06-16 Ian Lance Taylor <iant@google.com>
10713 * bitmap.c (bitmap_clear): Don't declare as inline.
10714 * gimple.c (gimplify_assign): Likewise.
10715 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10716 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10717 (sched_scan_info): Remove duplicate definition.
10719 2009-06-16 Ian Lance Taylor <iant@google.com>
10721 * c-common.c (skip_evaluation): Don't define.
10722 (c_inhibit_evaluation_warnings): Define global variable.
10723 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10724 than skip_evaluation.
10725 (convert_and_check, warn_for_div_by_zero): Likewise.
10726 * c-common.h (skip_evaluation): Don't declare.
10727 (c_inhibit_evaluation_warnings): Declare.
10728 * c-parser.c (c_parser_typeof_specifier): Set
10729 c_inhibit_evaluation_warnings rather than skip_evaluation.
10730 (c_parser_conditional_expression): Likewise.
10731 (c_parser_binary_expression): Likewise.
10732 (c_parser_sizeof_expression): Likewise.
10733 (c_parser_alignof_expression): Likewise.
10734 * c-typeck.c (build_indirect_ref): Check
10735 c_inhibit_evaluation_warnings rather than skip_evaluation.
10736 (build_conditional_expr, build_binary_op): Likewise.
10738 2009-06-16 Richard Guenther <rguenther@suse.de>
10740 * tree-ssa-alias.c (is_escape_site): Remove.
10741 * tree-ssa-alias.h (enum escape_type): Remove.
10742 (is_escape_site): Likewise.
10743 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10744 via casts and asms without deferring to is_escape_site.
10746 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10748 PR middle-end/40446
10749 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10750 use gen_lowpart if op0 has complex mode.
10752 2009-06-16 Richard Guenther <rguenther@suse.de>
10754 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10755 variables add them to ESCAPED.
10756 (find_func_aliases): Do not make all indirectly stored values escaped.
10758 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10760 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10761 make_decl_one_only.
10763 2009-06-16 Martin Jambor <mjambor@suse.cz>
10765 PR tree-optimization/40432
10766 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10767 check whether we need to force gimple register operand.
10769 2009-06-16 Martin Jambor <mjambor@suse.cz>
10771 PR tree-optimization/40413
10772 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10773 build_ref_for_offset.
10774 (propagate_subacesses_accross_link): Fix a typo in a comment.
10776 2009-06-16 Ira Rosen <irar@il.ibm.com>
10778 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10779 with additional parameter.
10780 * tree-vectorizer.h (enum vect_def_type): Add new value
10782 (enum vect_relevant): Add comments.
10783 (vect_is_simple_reduction): Add new argument.
10784 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10785 Detect nested cycles.
10786 (vect_is_simple_reduction): Update documentation, add an argument to
10787 distinguish inner-loop reduction from nested cycle, detect nested
10788 cycles, fix printings and indentation, don't swap operands in case
10790 (get_initial_def_for_reduction): Handle subtraction.
10791 (vect_create_epilog_for_reduction): Add new argument to specify
10792 reduction variable.
10793 (vect_finalize_reduction): Handle subtraction, fix comments.
10794 (vectorizable_reduction): Handle nested cycles. In case of nested
10795 cycle keep track of the reduction variable position. Call
10796 vect_is_simple_reduction with additional parameter. Use original
10797 statement code in reduction epilogue for nested cycle. Call
10798 vect_create_epilog_for_reduction with additional parameter.
10799 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10800 inner-loop vectorization.
10801 (vect_recog_widen_sum_pattern): Likewise.
10802 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10804 (vect_mark_stmts_to_be_vectorized): Likewise.
10805 (vect_get_vec_def_for_operand): Handle nested cycles.
10807 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10809 * doc/invoke.texi (Debugging Options): Fix option index entries
10810 for -fdump-statistics, -frandom-seed add entries for
10811 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10812 (FRV Options): Fix entries for -mTLS, -mtls.
10813 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10814 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10815 (M68hc1x Options): Fix @itemx for -mnominmax.
10816 (MCore Options): Fix entry for -mno-lsim.
10817 (MMIX Options): Fix entry for -mabi=mmixware.
10818 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10820 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10822 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10823 Mention the plugin mode of gengtype.
10824 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10825 * gengtype.c: Updated copyright.
10826 (plugin_files, nb_plugin_files) Added new static variables.
10827 (measure_input_list) Care about plugin_files.
10828 (write_rtx_next): Added early return in plugin mode.
10829 (create_file): Updated copyright year in generated file. Added
10831 (oprintf): Added early return if NULL outf.
10832 (get_output_file_with_visibility): Care of plugin_files.
10833 (get_output_file_name): May return null.
10834 (write_local): Added early return.
10835 (put_mangled_filename): Ditto.
10836 (finish_root_table): Added check for base_files.
10837 (write_roots): Care about null when plugins.
10838 (main): Added plugin mode.
10840 2009-06-15 Ian Lance Taylor <iant@google.com>
10842 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10843 * gcov.c (read_count_file): Add braces around variables declared
10846 * c.opt (Wjump-misses-init): New warning.
10847 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10848 -Wall and -Wc++-compat if not already set.
10849 (c_common_post_options): Clear warn_jump_misses_init if it was not
10851 * c-decl.c (struct c_binding): Change type field to a union with
10852 new label field. Make it the first field in the struct. Update
10853 references to type to use u.type instead.
10854 (struct c_spot_bindings): Define.
10855 (struct c_goto_bindings): Define.
10856 (c_goto_bindings_p): Define, along with VECs.
10857 (struct c_label_vars): Define.
10858 (struct c_scope): Add has_label_bindings field.
10859 (bind_label, set_spot_bindings): New static functions.
10860 (decl_jump_unsafe, update_spot_bindings): New static functions.
10861 (update_label_decls): New static function.
10862 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10863 Update binding u.label field to shadowed field.
10864 (c_binding_start_stmt_expr): New function.
10865 (c_binding_end_stmt_expr): New function.
10866 (pushdecl): Don't call c_begin_vm_scope.
10867 (make_label): Add defining and p_label_vars parameters. Change
10869 (lookup_label): Correct test for whether a label has not yet been
10870 defined. Call bind_label rather than bind.
10871 (warn_about_goto): New static function.
10872 (lookup_label_for_goto): New function.
10873 (declare_label): Call bind_label rather than bind.
10874 (check_earlier_gotos): New static function.
10875 (define_label): Don't give errors about jumping into statement
10876 expressions or scopes of variably modified types. Call
10877 set_spot_bindings and check_earlier_gotos. Call bind_label
10878 instead of bind. Don't set label_context_stack_se or
10879 label_context_stack_vm.
10880 (c_get_switch_bindings): New function.
10881 (c_release_switch_bindings): New function.
10882 (c_check_switch_jump_warnings): New function.
10883 (start_function): Don't set label_context_stack_se or
10884 label_context_stack_vm.
10885 (finish_function): Likewise.
10886 * c-typeck.c (label_context_stack_se): Don't define.
10887 (label_context_stack_vm): Don't define.
10888 (c_finish_goto_label): Call lookup_label_for_goto rather than
10889 lookup_label. Don't give errors about jumping into a statement
10890 expression or the scope of a variably modified type. Don't set
10891 label_context_stack_se or label_context_stack_vm.
10892 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10893 fields. Add bindings field.
10894 (c_start_case): Don't set deleted fields. Set bindings field.
10895 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10896 or blocked_vm. Call c_check_switch_jump_warnings.
10897 (c_finish_case): Don't test blocked_stmt_expr field. Call
10898 c_release_switch_bindings.
10899 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10900 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10901 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10902 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10903 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10904 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10905 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10906 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10907 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10908 (C_DECL_UNJUMPABLE_VM): Don't define.
10909 (C_DECL_UNDEFINABLE_VM): Don't define.
10910 (struct c_label_list): Don't define.
10911 (struct c_label_context_se): Don't define.
10912 (struct c_label_context_vm): Don't define.
10913 (struct c_spot_bindings): Declare.
10914 (c_bindings_start_stmt_expr): Declare.
10915 (c_bindings_end_stmt_expr): Declare.
10916 (lookup_label_for_goto): Declare.
10917 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10918 (c_check_switch_jump_warnings): Declare.
10919 (label_context_stack_se, label_context_stack_vm): Don't declare.
10920 (c_finish_goto_label): Update declaration.
10921 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10922 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10923 (Warning Options): Document -Wjump-misses-init.
10925 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10927 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10930 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10932 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10934 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10936 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10938 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10940 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10942 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10944 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10945 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10946 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10947 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10948 * dwarf2asm.c (dw2_force_const_mem): Update call to
10949 make_decl_one_only.
10950 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10951 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10952 * langhooks.c (lhd_comdat_group): Remove.
10953 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10954 * tree.h (DECL_COMDAT_GROUP): New.
10955 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10956 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10957 (make_decl_one_only): Change signature.
10958 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10959 make_decl_one_only.
10960 (make_decl_one_only): Change signature.
10961 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10963 2009-06-15 Richard Guenther <rguenther@suse.de>
10965 PR middle-end/40439
10966 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10968 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10970 * tree-ssa-math-opts.c: Remove extra divide.
10972 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10974 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10976 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10978 * passes.c: Add bswap pass.
10979 * tree-pass.h: Add pass_optimize_bswap declaration.
10980 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10981 Include rtl.h, expr.h and optabs.h for optab_handler check.
10982 (struct symbolic_number, pass_optimize_bswap): New definition.
10983 (do_shift_rotate, verify_symbolic_number_p): New functions.
10984 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10985 (gate_optimize_bswap): New function.
10986 * tree.c (widest_int_cst_value): New function.
10987 * tree.h (widest_int_cst_value): Prototype added.
10989 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10991 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10992 REG_EQUAL/REG_EQUIV notes.
10994 2009-06-14 Richard Guenther <rguenther@suse.de>
10996 PR middle-end/40389
10997 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10998 has its address taken if NRV was applied and it is addressable.
10999 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11000 function split out from ...
11001 (get_constraint_for_1): ... here.
11002 (handle_rhs_call): Use it to mark the return slot escaped if
11003 it is addressable and NRV was applied.
11005 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11007 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11008 Change first argument type to location_t.
11009 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11010 Do not set input_location.
11011 Use loc instead of input_location throughout.
11013 2009-06-13 Richard Guenther <rguenther@suse.de>
11015 PR tree-optimization/40421
11016 * tree-predcom.c (should_unroll_loop_p): Remove.
11017 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11019 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11021 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11022 Add location argument.
11024 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11026 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11028 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11029 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11030 * config/spu/spu-protos.h: Add location to
11031 spu_resolve_overloaded_builtin.
11032 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11033 spu_build_builtin_va_list.
11034 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11035 argument. Pass location to build_function_call_vec.
11036 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11038 (emit_fpu_switch): Same.
11039 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11040 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11041 to build_decl and create_artificial_label.
11042 (xtensa_gimplify_va_arg_expr): Same.
11043 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11044 (xstormy16_gimplify_va_arg_expr): Same.
11045 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11046 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11047 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11048 (mips16_build_function_stub): Same.
11049 (mips16_build_call_stub): Same.
11051 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11054 * arm/constraints.md (Pa, Pb): New constraints.
11055 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11056 split pattern to deal with them.
11058 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11060 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11061 fix index entry for -Xpreprocessor.
11063 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11065 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11066 Add location argument to build_decl call.
11067 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11068 (rs6000_init_builtins): Same.
11069 (spe_init_builtins): Same.
11070 (rs6000_gimplify_va_arg): Add location argument to
11071 create_artificial_label call.
11073 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11075 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11076 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11077 * Makefile.in: Fix GGC dependency for gcse.o.
11079 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11081 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11082 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11083 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11085 * c-parser.c (c_parser_binary_expression): Use current column while
11086 building binary operations.
11087 * common.opt (fshow-column): Enable by default.
11088 * tree-vrp.c (check_array_ref): Use warning_at.
11089 (check_array_bounds): Use location from call back if expr has no
11091 * tree.h: Add location argument to maybe_fold_*.
11092 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11093 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11094 (maybe_fold_offset_to_component_ref): Same.
11095 (maybe_fold_offset_to_reference): Same.
11096 (maybe_fold_offset_to_address): Same.
11097 (maybe_fold_stmt_indirect): Same.
11098 (maybe_fold_stmt_addition): Same.
11099 (fold_stmt_r): Pass location to maybe_fold_*.
11100 (fold_gimple_assign): Same.
11101 * c-tree.h: Add location argument to finish_decl,
11102 default_function_array_conversion, store_init_value.
11103 * c-decl.c (define_label): Use error_at.
11104 (c_make_fname_decl): Pass location to finish_decl.
11105 (finish_decl): New location argument.
11106 (build_compound_literal): Pass location to store_init_value.
11107 (grokdeclarator): Pass location to finish_decl.
11109 * c-typeck.c (array_to_pointer_conversion): New location argument.
11110 (function_to_pointer_conversion): Same.
11111 (default_function_array_conversion): Same.
11112 (parser_build_unary_op): Pass location to overflow_warning.
11113 (parser_build_binary_op): Same. Use warning_at.
11114 (build_unary_op): Pass location to array_to_pointer_conversion.
11115 (build_c_cast): Pass location to digest_init.
11116 (build_modify_expr): New location argument.
11117 (convert_for_assignment): Same.
11118 (store_init_value): Same.
11119 (digest_init): Same.
11120 (output_init_element): Pass location to digest_init and
11121 array_to_pointer_conversion.
11122 (c_finish_return): Pass location to convert_for_assignment.
11123 * gimplify.c (gimplify_conversion): Pass location to
11124 maybe_fold_offset_to_address.
11125 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11126 to maybe_fold_stmt_addition.
11127 * c-omp.c (c_finish_omp_atomic): Pass new location to
11129 (c_finish_omp_for): Same.
11130 * c-common.c (overflow_warning): New argument.
11131 * c-common.h: New argument to build_modify_expr, overflow_warning.
11132 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11134 (c_parser_initializer): Pass location to
11135 default_function_array_conversion.
11136 (c_parser_initelt): Same.
11137 (c_parser_initval): Same.
11138 (c_parser_asm_operands): Same.
11139 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11140 (c_parser_conditional_expression): Same.
11141 (c_parser_binary_expression): Add location info to stack. Use it.
11142 (c_parser_unary_expression): Pass location to
11143 default_function_array_conversion, parser_build_unary_op,
11144 build_indirect_ref, c_parser_postfix_expression_after_primary.
11145 (c_parser_postfix_expression_after_primary): New location argument.
11147 (c_parser_expression_conv): Pass location to
11148 default_function_array_conversion.
11149 (c_parser_expr_list): Same.
11150 (c_parser_omp_atomic): Same.
11151 (c_parser_omp_for_loop): Same.
11152 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11153 (build_array_declarator): New argument.
11154 * c-decl.c (build_array_declarator): Add location argument.
11155 (grokdeclarator): Set id_loc for cdk_array.
11156 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11157 build_array_declarator.
11158 * tree.c (build_omp_clause): Add location argument.
11159 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11160 (OMP_CLAUSE_LOCATION): New macro.
11161 (struct tree_omp_clause): Add location field.
11162 (build_omp_clause): Add argument.
11163 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11164 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11166 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11167 (cp_parser_omp_clause_collapse): Same.
11168 (cp_parser_omp_clause_default): Same.
11169 (cp_parser_omp_clause_if): Same.
11170 (cp_parser_omp_clause_nowait): Same.
11171 (cp_parser_omp_clause_num_threads): Same.
11172 (cp_parser_omp_clause_ordered): Same.
11173 (cp_parser_omp_clause_schedule): Same.
11174 (cp_parser_omp_clause_untied): Same.
11175 (cp_parser_omp_for_loop): Same.
11176 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11177 * c-tree.h (c_start_case): Add location argument.
11178 (c_process_expr_stmt): Same.
11179 (c_finish_goto_*): Same.
11180 * tree-parloops.c (initialize_reductions): Pass location to
11182 (create_parallel_loop): Same.
11183 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11184 (gfc_trans_omp_reduction_list): Same.
11185 (gfc_trans_omp_clauses): Same.
11186 (gfc_trans_omp_do): Same.
11187 * c-typeck.c (c_finish_goto_label): Same.
11188 (c_finish_goto_ptr): New location argument.
11189 (c_start_case): Same.
11190 (emit_side_effect_warnings): Same.
11191 (c_process_expr_stmt): Same.
11192 (c_finish_stmt_expr): Same.
11193 (c_finish_omp_clauses): Use error_at instead of error.
11194 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11196 * c-omp.c (c_split_parallel_clauses): New location argument.
11197 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11198 to build_omp_clause.
11199 (convert_local_reference_stmt): Same.
11200 (convert_gimple_call): Same.
11201 * c-common.h (c_split_parallel_clauses): New argument.
11202 * c-parser.c (c_parser_statement_after_labels): Pass location to
11203 c_finish_goto_label.
11204 (c_parser_switch_statement): Pass location to c_start_case.
11205 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11206 and c_process_expr_stmt.
11207 (c_parser_omp_variable_list): Add location argument.
11208 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11209 (c_parser_omp_clause_default): Same.
11210 (c_parser_omp_clause_if): Same.
11211 (c_parser_omp_clause_num_threads): Same.
11212 (-c_parser_omp_clause_ordered): Same.
11213 (c_parser_omp_clause_reduction): Pass location to
11214 c_parser_omp_variable_list.
11215 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11216 (c_parser_omp_clause_untied): Same.
11217 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11218 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11220 * c-tree.h (check_for_loop_decls, undeclared_variable,
11221 build_component_ref, build_array_ref, build_external_ref,
11222 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11223 build_conditional_expr, build_compound_expr, c_cast_expr,
11224 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11225 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11227 * c-semantics.c (build_stmt): Same.
11228 (build_case_label): Same.
11229 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11230 (undeclared_variable): New argument.
11231 (make_label): Same.
11232 (lookup_label): Pass location on down.
11233 (define_label): Same.
11234 (finish_decl): Same.
11235 (build_compound_literal): Same.
11236 (finish_struct): Same.
11237 (finish_function): Do not set location here.
11238 (check_for_loop_decls): New argument.
11239 * tree.c (save_expr): Set location.
11240 (build_empty_stmt): New argument.
11241 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11242 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11243 * builtins.c (gimplify_va_arg_expr): Use locations.
11244 (expand_builtin_sync_operation): Same.
11245 * c-typeck.c (build_component_ref): New argument.
11246 (build_array_ref): Same.
11247 (build_external_ref): Same.
11248 (c_expr_sizeof_expr): Same.
11249 (c_expr_sizeof_type): Same.
11250 (parser_build_unary_op): Same.
11251 (build_conditional_expr): Same.
11252 (build_compound_expr): Pass location on down.
11253 (build_compound_expr): New argument.
11254 (build_c_cast): Same.
11255 (c_cast_expr): Same.
11256 (build_asm_expr): Same.
11257 (c_finish_return): Same.
11258 (c_process_expr_stmt): Pass location on down.
11259 (c_finish_stmt_expr): New argument.
11260 (push_clenaup): Same.
11261 (c_finish_omp_parallel): Same.
11262 (c_finish_omp_task): Same.
11263 * gimplify.c (gimplify_call_expr): Pass location on down.
11264 * c-omp.c (c_finish_omp_master): New argument.
11265 (c_finish_omp_critical): Same.
11266 (c_finish_omp_ordered): Same.
11267 (c_finish_omp_barrier): Same.
11268 (-c_finish_omp_taskwait): Same.
11269 (c_finish_omp_atomic): Same.
11270 (c_finish_omp_flush): Same.
11271 * tree-inline.c (copy_tree_body_r): Pass location on down.
11272 (inline_forbidden_p): Remove use of input_location.
11273 * c-gimplify.c (c_build_bind_expr): New argument.
11274 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11275 (c_sizeof_or_alignof_type): New argument.
11276 (c_alignof_expr): Same.
11277 (build_va_arg): Same.
11278 (c_add_case_label): Same.
11279 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11280 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11281 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11282 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11283 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11284 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11286 * stub-objc.c (objc_build_selector_expr): Same.
11287 (objc_build_throw_stmt): Same.
11288 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11289 (c_parser_initelt): Same.
11290 (c_parser_compound_statement): Same.
11291 (c_parser_compound_statement_nostart): Same.
11292 (c_parser_label): Same.
11293 (c_parser_statement_after_labels): Same.
11294 (c_parser_if_body): Same.
11295 (c_parser_else_body): Same.
11296 (c_parser_if_statement): Same.
11297 (c_parser_switch_statement): Same.
11298 (c_parser_while_statement): Same.
11299 (c_parser_do_statement): Same.
11300 (c_parser_for_statement): Same.
11301 (c_parser_asm_statement): Same.
11302 (c_parser_conditional_expression): Same.
11303 (c_parser_binary_expression): Same.
11304 (c_parser_cast_expression): Same.
11305 (c_parser_unary_expression): Same.
11306 (c_parser_sizeof_expression): Same.
11307 (c_parser_alignof_expression): Same.
11308 (c_parser_postfix_expression): Same.
11309 (c_parser_expression): Same.
11310 (c_parser_objc_receiver): Same.
11311 (c_parser_omp_variable_list): Same.
11312 (c_parser_omp_structured_block): Same.
11313 (c_parser_omp_atomic): New argument.
11314 (c_parser_omp_barrier): Same.
11315 (c_parser_omp_critical): Same.
11316 (c_parser_omp_flush): Pass location on down.
11317 (c_parser_omp_for_loop): New argument.
11318 (c_parser_omp_for): Same.
11319 (c_parser_omp_master): Same.
11320 (c_parser_omp_ordered): Same.
11321 (c_parser_omp_sections_scope): Same.
11322 (c_parser_omp_sections): Same.
11323 (c_parser_omp_parallel): Same.
11324 (c_parser_omp_single): Same.
11325 (c_parser_omp_task): Same.
11326 (c_parser_omp_taskwait): Pass location on down.
11327 (c_parser_omp_construct): Same.
11328 (c_parser_omp_threadprivate): Same.
11329 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11330 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11331 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11332 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11333 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11334 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11335 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11336 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11337 config/i386/i386.c, stmt.c:
11338 Add location argument to the following function definitions and/or
11339 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11340 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11341 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11342 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11343 do_case, c_finish_bc_stmt, build_compound_literal,
11344 build_function_call.
11345 * c-decl.c (build_compound_literal): Add location argument.
11346 Make all diagnostic calls use location.
11347 (start_struct): Same.
11348 (finish_struct): Same.
11349 (start_enum): Same.
11350 (build_enumerator): Same.
11351 (start_function): Same.
11352 (grokdeclarator): Make all diagnostic calls use location.
11353 (store_parm_decls_oldstyle): Same.
11354 * c-typeck.c (build_function_call): Add location argument.
11355 Make all diagnostic calls use location.
11357 (c_finish_bc_stmt): Same.
11358 * tree-nested.c (get_trampoline_type): Add argument.
11359 Pass location to build_decl.
11360 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11361 * rtl.h (RTL_LOCATION): New.
11362 * c-common.c (c_add_case_label): Add location argument.
11363 Make all diagnostic calls use location.
11364 * c-common.h: Add location argument to make_fname_decl, do_case,
11365 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11366 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11367 Set it appropriately for every case. Pass enum_loc to start_enum
11368 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11370 (c_parser_struct_or_union_specifier): Save location. Use it for
11371 start_struct, finish_struct, and parser_xref_tag.
11373 2009-06-12 Ian Lance Taylor <iant@google.com>
11375 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11377 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11378 cpp_opts->warn_cxx_operator_names.
11380 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11383 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11384 is returns NULL and OP is a VCE, look through the VCE.
11386 2009-06-12 Ian Lance Taylor <iant@google.com>
11389 * collect2.c (main): Use CONST_CAST2 in code inside #if
11390 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11392 2009-06-12 Joey Ye <joey.ye@intel.com>
11394 PR middle-end/39146
11395 * cfgexpand.c (get_decl_align_unit): Update
11396 max_used_stack_slot_alignment with align instead of
11397 stack_alignment_needed.
11399 * function.c (assign_stack_local_1): Update
11400 max_used_stack_slot_alignment with alignment_in_bits instead
11401 of stack_alignment_needed.
11402 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11405 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11407 * dwarf2out.c (last_var_location_insn): New variable.
11408 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11409 (dwarf2out_var_location): Don't record anything after last real
11410 insn. Only change labels if there were any real instructions
11411 in between last note and this one, or if changed sections.
11413 2009-06-11 Richard Henderson <rth@redhat.com>
11415 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11416 note when storing the frame pointer in a register.
11417 (FRP): Don't redefine to nothing for epilogue.
11418 (alpha_expand_epilogue): Mark register and sp restores.
11419 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11421 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11422 when gen_lowpart is needed.
11424 2009-06-11 Richard Henderson <rth@redhat.com>
11426 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11428 * dwarf2out.c (need_data_align_sf_opcode): New.
11429 (div_data_align): Move earlier.
11430 (def_cfa_1, reg_save): Use it.
11432 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11434 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11435 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11436 (ix86_handle_option): Handle OPT_mcrc32.
11437 (ix86_target_string): Add -mcrc32.
11438 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11440 * config/i386/i386.h (TARGET_CRC32): New.
11442 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11443 (sse4_2_crc32di): Likewise.
11445 * config/i386/i386.opt (mcrc32): New.
11447 * doc/invoke.texi: Document -mcrc32.
11449 2009-06-11 Richard Henderson <rth@redhat.com>
11451 * common.opt (gdwarf-): Accept a version number.
11452 * doc/invoke.texi (gdwarf-): Update docs.
11453 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11454 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11455 version level, and record it.
11457 * dwarf2.h (DW_CIE_VERSION): Remove.
11458 * dwarf2out.c (DWARF_VERSION): Remove.
11459 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11460 (output_call_frame_info): Use CIE version 3 for dwarf3,
11461 or if the return register column is out of range for version 1.
11462 (dwarf_stack_op_name): Add all dwarf3 values.
11463 (DEBUG_PUBTYPES_SECTION): New.
11464 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11465 encoding change for dwarf3.
11466 (output_die) [dw_val_class_die_ref]: Likewise.
11467 (output_compilation_unit_header): Emit correct version for dwarf3.
11468 (output_line_info): Likewise.
11469 (output_pubnames): Update for DWARF_VERSION removal.
11470 (output_aranges): Likewise.
11471 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11472 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11473 (dwarf2out_finish): Likewise.
11475 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11477 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11480 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11483 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11484 * builtins.c (expand_builtin_unreachable): New function.
11485 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11486 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11487 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11489 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11490 searching for missing barriers.
11492 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11494 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11495 when -fprofile-generate* was passed.
11496 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11498 2009-06-11 Anthony Green <green@moxielogic.com>
11500 * config/moxie/moxie.md: Define length attribute for all instructions.
11502 (*b<cond:code>): Support limited branch ranges for new PC-relative
11503 branch instructions.
11504 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11506 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11508 * config/i386/i386.c (min_insn_size): Use get_attr_length
11509 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11510 For __asm return 0.
11512 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11513 instead of emit_insn_before.
11515 2009-06-10 Ian Lance Taylor <iant@google.com>
11518 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11521 2009-06-10 Revital Eres <eres@il.ibm.com>
11523 * passes.c (init_optimization_passes): Reschedule
11524 predictive-commoning pass before complete unroll pass.
11526 2009-06-10 Martin Jambor <mjambor@suse.cz>
11528 * cgraph.c (cgraph_node_can_be_local_p): New function.
11529 (cgraph_make_node_local): New function.
11530 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11531 (cgraph_make_node_local): Declare.
11533 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11535 * tree.h (tree_base): Add packed_flag and user_align fields.
11536 Decrease size of spare field.
11537 (TYPE_USER_ALIGN): Use user_align from tree_base.
11538 (DECL_USER_ALIGN): Likewise.
11539 (TYPE_PACKED): Use packed_flag from tree_base.
11540 (DECL_PACKED): Likewise.
11541 (tree_type): Delete packed_flag and user_align fields. Widen
11542 precision field. Widen mode field and shuffle fields to align
11543 mode on an 8-bit boundary.
11544 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11545 Renumber decl_flag_* fields. Fix comments. Widen
11546 decl_common_unused field.
11547 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11548 (DECL_EXTERNAL): Likewise.
11549 (DECL_BIT_FIELD): Likewise.
11550 (DECL_NONADDRESSABLE_P): Likewise.
11551 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11552 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11554 2009-06-10 Ian Lance Taylor <iant@google.com>
11556 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11557 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11558 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11559 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11560 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11561 DEF_VEC_ALLOC_FUNC_P.
11562 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11563 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11564 DEF_VEC_ALLOC_FUNC_O.
11565 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11566 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11567 DEF_VEC_ALLOC_FUNC_I.
11568 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11569 (vec_stack_p_reserve_exact_1): Declare.
11570 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11571 (vec_stack_free): Declare.
11572 (VEC_stack_alloc): Define.
11573 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11574 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11575 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11576 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11578 (stack_vecs): New static variable.
11579 (vec_stack_p_reserve_exact_1): New function.
11580 (vec_stack_o_reserve_1): New static function.
11581 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11582 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11583 (vec_stack_free): New function.
11584 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11585 (VEC_df_ref_stack_alloc): Define.
11586 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11587 DEF_VEC_ALLOC_P_STACK.
11588 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11589 (struct df_collection_rec): Change _vec fields to VEC. Remove
11591 (df_free_collection_rec): Adjust for new fields.
11592 (df_insn_rescan): Use new df_collection_rec fields.
11593 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11594 (df_ref_create_structure, df_ref_record): Likewise.
11595 (df_get_conditional_uses, df_get_call_refs): Likewise.
11596 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11597 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11598 (df_record_exit_block_uses, df_bb_verify): Likewise.
11599 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11600 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11601 Remove count parameter. Change return type to void. Change all
11603 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11604 Remove count parameter. Change return type to void. Change all
11606 (df_install_refs): Change old_vec parameter to VEC. Remove count
11607 parameter. Change all callers.
11608 (df_install_mws): Change old_vec parameter to VEC. Remove count
11609 parameter. Change all callers.
11610 (df_refs_verify): Change new_rec parameter to VEC. Change call
11612 (df_mws_verify): Likewise.
11614 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11616 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11618 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11620 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11622 2009-06-10 Anthony Green <green@moxielogic.com>
11624 * config/moxie/crti.asm: New file.
11625 * config/moxie/crtn.asm: New file.
11626 * config/moxie/moxie.c: New file.
11627 * config/moxie/moxie.h: New file.
11628 * config/moxie/sfp-machine.h: New file.
11629 * config/moxie/moxie-protos.h: New file.
11630 * config/moxie/t-moxie: Created.
11631 * config/moxie/t-moxie-softfp: Created.
11632 * config/moxie/moxie.md: Created.
11633 * config/moxie/constraints.md: Created.
11634 * config.gcc: Add moxie support.
11635 * doc/md.texi (Machine Constraints): Add moxie constraints.
11636 * doc/contrib.texi (Contributors): Mention moxie port.
11637 * doc/install.texi (Specific): Mention the moxie port.
11639 2009-06-09 Ian Lance Taylor <iant@google.com>
11641 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11642 compiling with C++.
11643 * optabs.c (optab_table): Only use designated initializers if
11644 HAVE_DESIGNATED_INITIALIZERS is defined.
11645 (convert_optab_table): Likewise.
11646 (init_optabs): Always call init_insn_codes if
11647 HAVE_DESIGNATED_INITIALIZERS is not defined.
11649 2009-06-09 Ian Lance Taylor <iant@google.com>
11651 * targhooks.c (default_builtin_vectorized_function): Change fn
11652 parameter to unsigned int.
11653 (default_builtin_vectorized_conversion): Change code parameter to
11655 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11656 * targhooks.h: Update declarations.
11657 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11658 parameter to unsigned int.
11660 * c-typeck.c (comptypes_check_enum_int): New static function.
11661 (comptypes_internal): Add enum_and_int_p parameter. Change all
11663 (comp_target_types): Add location parameter. Change all callers.
11664 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11665 Change all callers.
11666 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11667 (build_conditional_expr): Add colon_loc parameter. Change all
11669 (convert_for_assignment): Add location parameter. Change all callers.
11670 * c-parser.c (c_parser_conditional_expression): Pass location of
11671 colon to build_conditional_expr.
11672 * c-tree.h (build_conditional_expr): Update declaration.
11674 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11676 * graphite.c: Revert previous patch.
11678 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11681 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11683 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11685 * tree-ssa-loop-prefetch.c
11686 (loop_prefetch_arrays): Fixed a portability problem in printf format
11689 2009-06-09 Martin Jambor <mjambor@suse.cz>
11691 PR tree-optimization/40351
11692 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11693 refrence to a potential artifical subaccess can be constructed.
11695 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11697 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11698 (sh_override_options): Likewise.
11699 * config/sh/sh.c: Include params.h.
11700 (sh_optimization_options): New.
11701 (sh_override_options): Likewise.
11702 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11703 (OVERRIDE_OPTIONS): Use sh_override_options.
11705 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11707 * dwarf2out.c (emit_cfa_remember): New variable.
11708 (add_fde_cfi): If emit_cfa_remember, recurse to add
11709 DW_CFA_remember_state first.
11710 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11711 instead just set emit_cfa_remember.
11713 2009-06-08 Jan Hubicka <jh@suse.cz>
11716 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11718 2009-06-08 Jan Hubicka <jh@suse.cz>
11720 PR middle-end/39834
11721 * cgraphunit.c (save_inline_function_body): Do not copy transform
11722 hooks for saved inline bodies.
11723 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11724 for given function.
11726 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11728 * jump.c (returnjump_p): Handle delayed branches. Add missing
11731 2009-06-08 Jan Hubicka <jh@suse.cz>
11733 PR middle-end/40102
11734 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11735 original node might've been modified.
11736 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11738 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11740 * tree-object-size.c (addr_object_size): Add OSI argument.
11741 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11742 (compute_builtin_object_size, expr_object_size): Adjust callers.
11743 (plus_stmt_object_size): Call addr_object_size instead of
11744 compute_builtin_object_size.
11746 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11747 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11749 * tree-ssa-loop-prefetch.c
11750 (gather_memory_references): Introduced a counter for the number of
11752 (anything_to_prefetch_p): Introduced a counter for the number of
11754 (is_loop_prefetching_profitable): New function with a cost model
11756 (loop_prefetch_arrays): Use the new cost model to determine if
11757 prefetching is profitable.
11758 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11759 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11760 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11761 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11762 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11763 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11765 2009-06-08 Michael Matz <matz@suse.de>
11768 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11769 partitions use the same.
11770 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11771 for basevars of SSA_NAMEs.
11772 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11773 to not expand them twice.
11774 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11777 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11779 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11780 (fdump-final-insns=, gtoggle): New.
11781 * doc/invoke.texi: Document them.
11782 * final.c (rest_of_clean_state): Dump final insn stream.
11783 * gcc.c (invoke_as): Hook in -fcompare-debug.
11784 (static_spec_functions): Add compare-debug-dump-opt,
11785 compare-debug-self-opt and compare-debug-auxbase-opt.
11786 (compare_debug, compare_debug_second, compare_debug_opt): New.
11787 (switches_debug_check, n_switches_debug_check): New.
11788 (debug_auxbase_opt, debug_check_temp_file): New.
11789 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11791 (do_self_spec): Handle arguments after switches.
11792 (do_spec_1): Add .gk extension to temp file basenames for compare.
11793 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11794 (cc1_options): Use it instead of normal auxbase computation for
11795 the second compare-debug compilation.
11796 (compare_files): New.
11797 (main): Set up and implement compare debug mode.
11798 (compare_debug_dump_opt_spec_function): New.
11799 (compare_debug_self_opt_spec_function): New.
11800 (compare_debug_auxbase_opt_spec_function): New.
11801 * toplev.c (process_options): Handle flag_gtoggle,
11802 flag_dump_final_insns.
11803 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11804 during -fcompare-debug-second compilation.
11806 2009-06-07 Ian Lance Taylor <iant@google.com>
11808 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11809 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11811 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11812 with no default node. Change warning with %H to warning_at.
11813 Don't clear warn_switch around case checking.
11814 * doc/invoke.texi (Warning Options): Clarify distinction between
11815 -Wswitch and -Wswitch-enum.
11817 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11819 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11821 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11823 * gbl-ctors.h: Add header guard.
11825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11827 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11828 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11829 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11830 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11831 prototypes for removed functions.
11832 (expressions_equal_p): Move to ...
11833 * tree-ssa-sccvn.h: ... here and ...
11834 * matrix-reorg.c: ... adjust includes.
11836 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11838 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11840 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11842 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11843 (finish_function): Remove erroneous whitespace.
11845 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11847 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11848 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11850 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11852 * errors.c (internal_error): Commentary typo fix.
11853 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11854 * tree-ssa-pre.c: Ditto.
11856 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11858 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11859 them is supposed to hold actual statements.
11861 2009-06-06 Ian Lance Taylor <iant@google.com>
11863 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11864 empty statements can now have attributes.
11866 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11868 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11869 * config/mips/mips.md: Ditto.
11871 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11873 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11875 (__eabi_uconvert): Likewise.
11877 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11879 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11880 CFI_* definitions with IN_GCC.
11882 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11884 * xcoffout.h (xcoffout_source_line): Update prototype.
11886 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11888 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11889 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11891 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11893 PR middle-end/40340
11894 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11895 inlined_function_outer_scope_p blocks for artificial inlines
11897 * tree.c (tree_nonartificial_location): Rewrite using
11898 block_nonartificial_location.
11900 2009-06-05 Revital Eres <eres@il.ibm.com>
11901 Leehod Baruch <leehod@il.ibm.com>
11903 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11904 (expand_expr_real_1): Remove comment.
11905 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11906 Vectorize misaligned access when the target supports it.
11907 (vect_supportable_dr_alignment): Check for unaligned access support.
11908 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11911 2009-06-05 Julian Brown <julian@codesourcery.com>
11913 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11914 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11916 2009-06-05 Richard Guenther <rguenther@suse.de>
11919 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11920 as possibly unused.
11922 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11924 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11925 (save_gprs): Don't tell unwinder when a global register is saved.
11926 (s390_emit_epilogue): Emit needed epilogue unwind info.
11928 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11930 * dwarf2out.c (deferred_asm_name): New.
11931 (add_name_and_src_coords_attributes): Defer creation of
11932 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11934 (move_linkage_attr): New.
11935 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11938 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11940 * tree-nested.c (finalize_nesting_tree_1): Declare the
11941 frame_decl in the binding tree.
11943 2009-06-04 Cary Coutant <ccoutant@google.com>
11945 * basic-block.h (struct basic_block_def): Add discriminator field.
11946 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11948 * debug.c (do_nothing_debug_hooks): Add additional entry.
11949 (debug_nothing_int_charstar_int): New function.
11950 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11951 (debug_nothing_int_charstar_int): New declaration.
11952 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11953 discriminator value in .loc directive.
11954 * final.c (last_discriminator): New variable.
11955 (discriminator): New variable.
11956 (final_start_function): Initialize above variables, pass current
11957 discriminator to debug hook.
11958 (notice_source_line): Check for discriminator change.
11959 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11960 * sdbout.c (sdbout_source_line): New parameter.
11961 * tree-cfg.c (struct locus_discrim_map): New structure type.
11962 (discriminator_per_locus): New hash table.
11963 (build_gimple_cfg): Allocate and free discriminator hash table.
11964 (make_edges): Call assign_discriminator.
11965 (locus_map_hash): New function.
11966 (locus_map_eq): New function.
11967 (next_discriminator_for_locus): New function.
11968 (same_line_p): New function.
11969 (assign_discriminator): New function.
11970 (make_cond_expr_edges): Call assign_discriminator.
11971 (make_gimple_switch_edges): Likewise.
11972 (first_non_label_stmt): New function.
11973 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11975 * xcoffout.c (xcoffout_source_line): Add new parameter.
11977 * configure.ac (gcc_cv_as_discriminator): New configury check for
11978 gas support for discriminator.
11979 * configure: Regenerate.
11980 * config.in: Regenerate.
11982 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11984 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11985 val after checking for integers.
11987 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11989 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11991 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11992 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11993 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11994 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11995 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11996 X64_SSE_REGPARM_MAX.
11997 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11998 X64_SSE_REGPARM_MAX.
12000 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12002 * gcc.c (report_times_to_file): New.
12003 (execute): Implement it.
12004 (process_command): Support -time=.
12005 * doc/invoke.texi: Document it.
12007 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12009 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12010 that have value exprs.
12012 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12014 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12015 declarations for constants until...
12016 (dw2_output_indirect_constant_1): ... this point.
12018 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12021 * arm.md (arm_addsi3): Don't try to split an add with an
12022 eliminable register until after reload has completed.
12024 2009-06-03 Ian Lance Taylor <iant@google.com>
12026 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12027 * genattrtab.c (write_length_unit_log): Likewise.
12028 * genchecksum.c (dosum): Likewise.
12029 * gengtype.c (write_rtx_next): Likewise.
12030 (finish_root_table, write_roots): Likewise.
12031 * gimple.c (gimple_ops_offset_): Likewise.
12032 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12033 * config/arc/arc.c (arc_attribute_table): Likewise.
12034 * config/arm/arm.c (arm_attribute_table): Likewise.
12035 * config/avr/avr.c (avr_attribute_table): Likewise.
12036 * config/crx/crx.c (crx_attribute_table): Likewise.
12037 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12038 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12039 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12040 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12041 * config/sh/sh.c (sh_attribute_table): Likewise.
12042 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12043 * config/spu/spu.c (spu_attribute_table): Likewise.
12044 * config/v850/v850.c (v850_attribute_table): Likewise.
12046 * config/alpha/alpha.c (vms_attribute_table): Make static.
12047 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12048 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12049 * config/mips/mips.c (mips_attribute_table): Likewise.
12051 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12053 (cc1-checksum.o): Likewise.
12055 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12057 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12059 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12061 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12062 insn if it is changing sp. Use gen_add3_insn instead of
12063 conditionally gen_addsi3 and gen_adddi3.
12064 (offset_below_red_zone_p): New static inline function.
12065 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12066 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12067 * config/rs6000/ppc-asm.h: Include auto-host.h.
12068 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12069 CFI_RESTORE): Define.
12070 * config/rs6000/crtresxgpr.asm: Add unwind info.
12071 * config/rs6000/crtresxfpr.asm: Likewise.
12072 * config/rs6000/crtresgpr.asm: Likewise.
12073 * config/rs6000/crtresfpr.asm: Likewise.
12074 * config/rs6000/crtsavgpr.asm: Likewise.
12075 * config/rs6000/crtsavfpr.asm: Likewise.
12077 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12078 argument of DWARF2_FRAME_REG_OUT macros.
12080 2009-06-03 Julian Brown <julian@codesourcery.com>
12082 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12083 words or less (including TImode) in core registers.
12085 2009-06-03 Richard Guenther <rguenther@suse.de>
12087 PR middle-end/40328
12088 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12090 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12092 * statistics.c (statistics_counter_event): Do not record event
12093 in pass dump if its number == -1.
12094 (curr_statistics_hash): Add assert that we never get passes
12095 with static number == -1.
12097 2009-06-03 Richard Guenther <rguenther@suse.de>
12098 Andrey Belevantsev <abel@ispras.ru>
12100 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12101 non-BLKmode arrays addressable.
12103 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12105 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12106 * config/m68k/m68k.h: ... here.
12107 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12110 2009-06-03 Martin Jambor <mjambor@suse.cz>
12112 PR tree-optimization/40323
12113 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12116 2009-06-03 Richard Guenther <rguenther@suse.de>
12118 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12121 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12123 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12124 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12125 JUMP_TABLE_DATA_P where applicable.
12126 * config/sh/sh.c: Ditto.
12127 * config/sh/sh.h: Ditto.
12128 * config/sh/sh.md: Ditto.
12129 * config/sh/symbian.c: Ditto.
12131 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12133 * config/i386/driver-i386.c (describe_cache): Optimize
12134 concatenation of strings. Use snprintf instead of sprintf.
12135 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12136 target when not compiling with GCC.
12138 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12140 * config/sh/sh.c: Revert last change.
12141 (sh_expand_epilogue): Emit a blockage insn before the frame
12142 pointer adjustment unconditionally.
12144 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12146 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12147 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12148 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12149 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12150 to COLLECT_GCC_OPTIONS.
12152 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12154 * collect2.c (target_system_root): New variable.
12155 (main): Handle --sysroot=.
12156 (ignore_library): Strip the sysroot from the library path.
12158 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12160 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12161 (collect2.o): Depend on collect2-aix.h.
12162 (collect2-aix.o): New rule.
12163 * collect2-aix.h: New file.
12164 * collect2-aix.c: Likewise.
12165 * collect2.c: Include collect2-aix.h. Don't undefine
12166 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12167 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12168 Use TARGET_AIX_VERSION instead of _AIX51.
12169 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12170 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12171 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12172 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12173 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12175 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12177 * collect2.c (ignore_library): Avoid premature post-increment
12178 and null deference.
12180 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12182 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12183 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12184 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12185 CROSS_DIRECTORY_STRUCTURE too.
12186 (LINK_LIBG_SPEC): Likewise.
12187 (LIB_SPEC): Add %R to sysroot paths.
12188 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12189 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12190 * config/rs6000/aix51.h: As for aix43.h.
12191 * config/rs6000/aix52.h: Likewise.
12192 * config/rs6000/aix53.h: Likewise.
12193 * config/rs6000/aix61.h: Likewise.
12194 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12195 to the beginning of sysroot paths.
12197 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12199 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12200 INSN_LISTs that are out of the REG_NOTE range.
12202 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12204 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12205 (struct var_to_expand): Likewise.
12206 (struct opt_info): Add head and tail for linked lists of the above.
12207 (analyze_insn_to_expand_var): Initialize next.
12208 (analyze_iv_to_split_insn): Likewise.
12209 (analyze_insns_in_loop): Create linked lists.
12210 (allocate_basic_variable): Simplify for use without hash table.
12211 (insert_var_expansion_initialization): Likewise, make it type-safer.
12212 (combine_var_copies_in_loop_exit): Likewise.
12213 (apply_opt_in_copies): Walk lists rather than hash tables.
12214 (release_var_copies): Simplified and inlined by hand into...
12215 (free_opt_info): ... this function.
12217 2009-06-02 Richard Guenther <rguenther@suse.de>
12219 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12222 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12224 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12225 only for builtins that are not overridden.
12227 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12229 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12232 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12234 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12236 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12238 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12240 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12242 * common.opt (fdump-unnumbered-links): New.
12243 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12244 * print-rtl.c (flag_dump_unnumbered_links): New.
12245 (print_rtx): Test it.
12247 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12249 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12250 push/pop multiple to 8-byte alignment.
12252 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12254 * config/i386/i386.c (queued_cfa_restores): New static variable.
12255 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12257 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12258 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12259 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12260 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12261 note unconditionally.
12262 (ix86_emit_restore_regs_using_mov): Likewise.
12263 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12264 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12265 it through to ix86_emit_restore_reg_using_pop.
12266 (ix86_emit_leave): Add RED_OFFSET argument. Call
12267 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12268 instead of adding REG_CFA_OFFSET note unconditionally.
12269 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12270 the above functions. Call ix86_add_queued_cfa_restore_notes when
12273 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12274 force output of the label even for dwarf2out_do_cfi_asm.
12275 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12276 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12277 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12279 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12280 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12281 dwarf2out_cfi_label callers.
12282 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12283 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12284 Adjust dwarf2out_cfi_label callers.
12285 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12287 * config/i386/i386.h (struct machine_cfa_state,
12288 struct machine_function): Guard with ifndef USED_FOR_TARGET
12289 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12292 * emutls.c (__emutls_get_address): Change arr->size to mean number
12293 of allocated arr->data entries instead of # of slots + 1.
12295 PR middle-end/40316
12296 * recog.c (peep2_reinit_state): New function.
12297 (peephole2_init_state): Use it at the end of a basic block and also
12298 when seeing a RTX_FRAME_RELATED_P insn.
12300 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12302 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12303 fixuns_truncrfdi2): New.
12304 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12305 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12306 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12307 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12308 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12309 *recip_approx): Remove.
12310 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12311 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12312 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12314 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12317 2009-06-01 Ian Lance Taylor <iant@google.com>
12319 * attribs.c (register_attribute): Use CONST_CAST.
12320 * collect2.c (main): Use CONST_CAST2.
12321 (scan_prog_file): Likewise.
12322 * gcc.c (process_command, main): Likewise.
12323 * toplev.c (toplev_main): Likewise.
12325 * c-typeck.c (handle_warn_cast_qual): New static function,
12326 partially broken out of build_c_cast.
12327 (build_c_cast): Call handle_warn_cast_qual.
12328 * doc/invoke.texi (Warning Options): Document new effect of
12331 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12333 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12334 (diagnostic_report_current_module): Print columns.
12335 * common.opt (flag_show_column): Enable by default.
12337 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12339 * alias.c (find_base_term): Check for NULL term before returning.
12341 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12343 Revert due to PR40320:
12344 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12345 * calls.c (emit_library_call_value_1): Don't force_operand for move
12348 2009-06-01 Olivier Hainque <hainque@adacore.com>
12349 Eric Botcazou <ebotcazou@adacore.com>
12351 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12352 to be processed as a bitfield for constructor output purposes.
12353 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12355 * varasm.c (oc_local_state): New type, output_constructor
12356 local state to support communication with helpers.
12357 (oc_outer_state): New type, output_constructor outer state of
12358 relevance in recursive calls.
12359 (output_constructor_array_range): New output_constructor helper,
12360 extracted code for an array range element.
12361 (output_constructor_regular_field): New output_constructor helper,
12362 extracted code for an element that is not a bitfield.
12363 (output_constructor_bitfield): New output_constructor helper,
12364 extracted code for a bitfield element. Accept an OUTER state
12365 argument for recursive processing. Recurse on record or array
12366 CONSTRUCTOR values, possibly past noop conversions.
12367 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12368 VALUE is a valid constant-valued expression for use in a static
12369 bit-field initializer.
12370 (output_constructor): Rework to use helpers. Accept and honor an
12371 OUTER state argument for recursive calls. Return total size. Be
12372 prepared for nested constructors initializing bitfields.
12373 (output_constant): Feed OUTER in calls to output_constructor.
12375 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12377 * calls.c (emit_library_call_value_1): Don't force_operand for move
12380 2009-06-01 Nick Clifton <nickc@redhat.com>
12382 * doc/invoke.texi (IA-64 Options): Fix typo.
12384 2009-06-01 Ira Rosen <irar@il.ibm.com>
12386 PR tree-optimization/39129
12387 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12389 (vect_do_peeling_for_loop_bound): Use
12390 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12391 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12392 (vect_loop_versioning): Likewise.
12393 (vect_create_cond_for_alias_checks): Fix indentation.
12394 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12396 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12397 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12398 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12399 "control flow in loop".
12400 (vect_estimate_min_profitable_iters): Use
12401 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12402 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12403 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12404 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12405 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12406 statement belongs to a group of strided accesses with the exact code
12408 (vectorizable_load): Likewise.
12409 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12410 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12412 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12414 * config/freebsd-stdint.h: New file.
12415 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12416 Add freebsd-stdint.h to tm_file.
12418 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12420 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12421 (thumb2_extendhidi2): Likewise.
12423 2009-05-31 Ian Lance Taylor <iant@google.com>
12425 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12427 2009-05-31 Ian Lance Taylor <iant@google.com>
12429 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12430 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12431 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12433 2009-05-31 Jason Merrill <jason@redhat.com>
12435 * tree-pretty-print.c (print_call_name): Take the callee, not the
12436 call itself. Make non-static. Use dump_function_name for functions.
12437 (dump_generic_node): Adjust.
12438 * diagnostic.h: Declare print_call_name.
12439 * gimple-pretty-print.c (dump_gimple_call): Use it.
12441 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12443 * config/sh/sh.md (ashldi3_std): New define_expand.
12446 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12449 * config/sh/sh.c: Include debug.h.
12450 (sh_expand_epilogue): Emit a blockage insn before the frame
12451 pointer adjustment also when dwarf2out_do_frame returns true.
12453 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12455 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12456 (thumb2_extendqidi2): New pattern.
12458 2009-05-31 Ira Rosen <irar@il.ibm.com>
12460 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12461 mark phis for renaming.
12462 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12463 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12464 Call mark_sym_for_renaming.
12465 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12466 * tree-vect-loop.c (vect_transform_loop): Remove
12467 vect_memsyms_to_rename initialization and a call to
12468 mark_set_for_renaming.
12470 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12472 PR middle-end/40304
12473 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12474 frame related even if !set_cfa && style < 0.
12476 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12478 * config/i386/mingw-tls.c: New file.
12479 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12480 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12481 defining _WIN32 but not __CYGWIN__.
12483 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12485 * configure.ac: Add MPC support.
12487 * config.in, configure: Regenerate.
12489 2009-05-29 Richard Henderson <rth@redhat.com>
12491 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12492 NOTE_INSN_BASIC_BLOCK.
12493 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12494 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12495 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12497 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12499 (add_cfi): Disable check redefining cfa away from drap.
12500 (lookup_cfa_1): Add remember argument; handle remember/restore.
12501 (lookup_cfa): Pass remember argument.
12502 (cfa_remember): New.
12503 (compute_barrier_args_size_1): Remove sibcall check.
12504 (dwarf2out_frame_debug_def_cfa): New.
12505 (dwarf2out_frame_debug_adjust_cfa): New.
12506 (dwarf2out_frame_debug_cfa_offset): New.
12507 (dwarf2out_frame_debug_cfa_register): New.
12508 (dwarf2out_frame_debug_cfa_restore): New.
12509 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12510 (dwarf2out_begin_epilogue): New.
12511 (dwarf2out_frame_debug_restore_state): New.
12512 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12513 DW_CFA_restore_state.
12514 (output_cfi_directive): Likewise.
12515 (convert_cfa_to_fb_loc_list): Likewise.
12516 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12517 * dwarf2out.h: Update.
12518 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12519 (copy_insn_1): Early out for null.
12520 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12521 and dwarf2out_frame_debug_restore_state.
12522 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12523 (prologue_insn_hash, epilogue_insn_hash): New.
12524 (free_after_compilation): Adjust freeing accordingly.
12525 (record_insns): Create hash table if needed; push insns into
12526 hash instead of array.
12527 (maybe_copy_epilogue_insn): New.
12528 (contains): Search hash table instead of array.
12529 (sibcall_epilogue_contains): Remove.
12530 (thread_prologue_and_epilogue_insns): Split eh_return insns
12531 and mark them as epilogues.
12532 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12533 scanning in terms of basic blocks.
12534 * insn-notes.def (CFA_RESTORE_STATE): New.
12535 * jump.c (returnjump_p_1): Accept EH_RETURN.
12536 (eh_returnjump_p_1, eh_returnjump_p): New.
12537 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12538 CFA_REGISTER, CFA_RESTORE): New.
12539 * rtl.def (EH_RETURN): New.
12540 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12542 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12543 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12545 * config/i386/i386.c (gen_push): Update cfa state.
12546 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12547 add a CFA_ADJUST_CFA note.
12548 (ix86_dwarf_handle_frame_unspec): Remove.
12549 (ix86_expand_prologue): Update cfa state.
12550 (ix86_emit_restore_reg_using_pop): New.
12551 (ix86_emit_restore_regs_using_pop): New.
12552 (ix86_emit_leave): New.
12553 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12554 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12555 * config/i386/i386.h (struct machine_cfa_state): New.
12556 (ix86_cfa_state): New.
12557 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12558 (eh_return_internal): Merge from eh_return_<mode>,
12559 use eh_return rtx, split w/ epilogue.
12561 2009-05-29 Ian Lance Taylor <iant@google.com>
12563 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12565 * calls.c (emit_library_call_value_1): Likewise.
12567 * c-typeck.c (c_build_va_arg): New function.
12568 * c-tree.h (c_build_va_arg): Declare.
12569 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12570 instead of build_va_arg.
12572 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12574 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12575 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12576 (ptr_difference_cost): Use affine combinations to compute it.
12577 (difference_cost): Likewise.
12578 (get_computation_cost_at): Compute more accurate cost for addresses
12579 if the ratio is a multiplier allowed in addresses.
12580 For non-addresses, consider that an additional offset or symbol is
12583 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12585 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12586 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12588 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12589 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12590 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12592 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12593 to 1 for TYPE_SSE{IADD1,CVT1}.
12594 (prefix_vex_imm8): Removed.
12595 (length_vex): Only pass 1 as second argument to
12596 ix86_attr_length_vex_default if prefix_extra is 0.
12597 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12598 (length): For prefix vex computation use length_immediate
12599 attribute instead of prefix_vex_imm8.
12600 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12601 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12602 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12603 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12604 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12605 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12606 a space in between the operands.
12607 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12608 if one operand is 0xff and the other one si, di, bp or sp.
12609 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12610 other one si, di, bp or sp.
12611 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12612 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12613 type and mode attributes.
12614 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12615 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12616 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12617 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12618 prefix_data16 attribute iff MODE_DF.
12619 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12620 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12621 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12622 constm128_operand in length_immediate computation.
12623 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12624 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12625 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12626 length_immediate attribute to 1.
12627 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12628 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12629 for certain alternatives.
12630 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12631 prefix_data16 attribute if MODE_V1DF.
12632 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12633 length_immediate to 1.
12634 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12635 length_address to 4, set mode attribute to MODE_DI.
12636 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12637 (fxam<mode>2_i387): Set length attribute to 4.
12638 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12639 *prefetch_3dnow_rex): Override length_address attribute.
12640 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12642 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12643 (constm128_operand): Removed.
12644 * config/i386/i386.c (memory_address_length): For
12645 disp && !index && !base in 64-bit mode account for SIB byte if
12646 print_operand_address can't optimize disp32 into disp32(%rip)
12647 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12648 for fs: or gs: segment.
12649 (ix86_attr_length_immediate_default): When checking if shortform
12650 is possible, truncate immediate to the length of the non-shortened
12652 (ix86_attr_length_address_default): Ignore MEM_P operands
12654 (ix86_attr_length_vex_default): Only check for DImode on
12655 GENERAL_REG_P operands.
12656 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12657 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12658 (sse_cvttps2pi): Clear prefix_rep attribute.
12659 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12661 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12662 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12663 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12664 iff operand 2 is const_int_operand.
12665 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12666 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12667 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12669 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12671 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12672 prefix_data16 attribute for movlpd and movhpd instructions.
12673 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12674 length_immediate for shufpd instruction.
12675 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12676 (avx_cmpp<avxmodesuffixf2c><mode>3,
12677 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12678 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12679 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12680 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12681 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12682 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12683 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12684 prefix_data16 attribute for the first alternative to 1.
12685 (*avx_loadlps): Override length_immediate for the first alternative.
12686 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12687 attributes for second alternative.
12688 (*vec_concatv2sf_sse4_1): Override length_immediate and
12689 prefix_data16 attributes for second alternative.
12690 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12691 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12692 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12693 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12694 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12695 prefix_data16 and length_immediate to 1.
12696 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12698 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12699 prefix_extra attribute for variants that don't have 0f prefix alone.
12700 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12701 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12702 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12703 *sse4_1_pextrd): Set length_immediate to 1.
12704 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12705 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12707 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12708 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12709 length_immediate to 1 for second alternative.
12710 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12711 prefix_extra and length_immediate attributes for the first
12713 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12715 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12716 to 1 for the first and third alternative.
12717 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12719 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12721 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12723 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12724 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12725 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12726 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12727 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12728 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12729 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12730 ssse3_psign<mode>3): Override prefix_rex attribute.
12731 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12732 (ssse3_palignrti): Override length_immediate to 1.
12733 (ssse3_palignrdi): Override length_immediate to 1, override
12734 prefix_rex attribute.
12735 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12736 (sse4a_extrqi): Override length_immediate to 2.
12737 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12738 (sse4a_insertq): Override prefix_data16 to 0.
12739 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12740 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12741 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12742 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12743 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12744 and length_immediate to 1.
12745 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12746 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12747 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12748 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12749 and length_immediate to 1.
12750 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12751 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12752 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12753 avx_ptest256): Override prefix_extra to 1.
12754 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12755 Override prefix_data16 and length_immediate to 1.
12756 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12757 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12758 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12759 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12760 prefix_data16 to 0 and prefix_extra to 2.
12761 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12762 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12764 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12765 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12766 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12767 and prefix_extra to 2.
12768 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12769 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12770 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12771 avx_vpermilvar<mode>3,
12772 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12773 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12774 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12775 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12776 Override prefix_extra to 1.
12777 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12778 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12779 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12780 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12781 prefix_extra and length_immediate to 1.
12782 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12784 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12785 to 1 for the first alternative.
12786 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12787 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12789 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12790 *movv2sf_internal_avx, *movv2sf_internal): Override
12791 prefix_rep attribute for certain alternatives.
12792 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12793 attributes for certain alternatives.
12794 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12795 attributes for certain alternatives.
12796 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12797 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12798 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12799 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12800 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12801 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12802 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12803 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12804 length_immediate to 1 if operand 2 is const_int_operand.
12805 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12806 *vec_extractv2si_1): Set length_immediate attribute to 1.
12807 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12808 using old 3DNOW insn rather than SSE/3DNOW_A.
12809 (mmx_emms, mmx_femms): Clear modrm attribute.
12811 2009-05-29 Martin Jambor <mjambor@suse.cz>
12813 * tree-sra.c: New implementation of SRA.
12815 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12816 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12817 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12818 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12819 (SRA_MAX_STRUCTURE_COUNT): Removed.
12820 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12821 * doc/invoke.texi (sra-max-structure-size): Removed.
12822 (sra-field-structure-ratio): Removed.
12824 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12826 PR middle-end/40291
12827 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12830 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12832 PR rtl-optimization/40101
12833 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12834 seqno. Adjust comment.
12835 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12836 inserting bookkeeping before a jump, the jump is not scheduled.
12837 When no positive seqno found, provide a value. Add comment.
12839 2009-05-29 Richard Guenther <rguenther@suse.de>
12841 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12842 short-cutting on the first component.
12844 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12846 PR middle-end/39958
12847 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12848 for trees other than decls/types.
12850 2009-05-29 Richard Guenther <rguenther@suse.de>
12852 * tree-ssa-operands.c (get_expr_operands): Do not handle
12853 INDIRECT_REFs in the handled-component case. Remove
12854 unused get_ref_base_and_extent case.
12855 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12856 tree_low_cst and host_integerp where possible.
12857 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12858 codes for equivalence.
12859 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12861 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12863 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12864 to tmake_file for i[34567]86-*-cygwin*.
12866 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12869 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12870 (altivec_categorize_keyword, init_vector_keywords,
12871 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12874 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12876 * tree.c (handle_dll_attribute): Check if node is
12877 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12879 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12881 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12883 (thumb2_zero_extendqidi2): Likewise.
12885 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12887 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12888 instead of gen_movrt.
12889 * config/sh/sh.md (movrt): Remove.
12891 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12893 * doc/invoke.texi (IA-64 Options):
12894 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12895 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12896 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12897 -msched-prefer-non-control-spec-insns,
12898 -msched-stop-bits-after-every-cycle,
12899 -msched-count-spec-in-critical-path,
12900 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12901 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12902 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12903 and -msched-spec-verbose.
12905 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12907 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12908 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12910 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12912 2009-05-28 Richard Guenther <rguenther@suse.de>
12914 * tree-ssa-alias.c (ao_ref_init): New function.
12915 (ao_ref_base): Likewise.
12916 (ao_ref_base_alias_set): Likewise.
12917 (ao_ref_alias_set): Likewise.
12918 (refs_may_alias_p_1): Change signature.
12919 (refs_may_alias_p): Adjust.
12920 (refs_anti_dependent_p): Likewise.
12921 (refs_output_dependent_p): Likewise.
12922 (call_may_clobber_ref_p_1): Change signature.
12923 (call_may_clobber_ref_p): Adjust.
12924 (stmt_may_clobber_ref_p_1): New function split out from ...
12925 (stmt_may_clobber_ref_p): ... here.
12926 (maybe_skip_until): Adjust signature.
12927 (get_continuation_for_phi): Likewise.
12928 (walk_non_aliased_vuses): Likewise.
12929 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12930 (ao_ref_init): Declare.
12931 (ao_ref_base): Likewise.
12932 (ao_ref_alias_set): Likewise.
12933 (stmt_may_clobber_ref_p_1): Likewise.
12934 (walk_non_aliased_vuses): Adjust.
12935 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12936 (get_ref_from_reference_ops): remove.
12937 (vn_reference_lookup_2): Adjust signature.
12938 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12939 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12940 (vn_reference_lookup): Adjust.
12941 (vn_reference_insert): Likewise.
12942 (vn_reference_insert_pieces): Adjust signature.
12943 (visit_reference_op_call): Adjust.
12944 * tree-ssa-pre.c (get_expr_type): Simplify.
12945 (phi_translate_1): Adjust.
12946 (compute_avail): Likewise.
12947 (translate_vuse_through_block): Do not re-build trees.
12948 (value_dies_in_block_x): Likewise.
12949 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12951 (vn_reference_lookup_pieces): Adjust declaration.
12952 (vn_reference_insert_pieces): Likewise.
12954 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12956 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12957 with checking disabled.
12959 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12963 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12964 macro definition for support of three-operand format aligned
12965 .comm directive in assembler on cygwin/pe/mingw target OS.
12966 * configure: Regenerate.
12967 * config.h: Regenerate.
12969 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12970 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12971 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12973 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12974 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12976 2009-05-28 Ira Rosen <irar@il.ibm.com>
12978 PR tree-optimization/40254
12979 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12980 in analysis of basic blocks.
12982 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12984 PR middle-end/33699
12985 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12986 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12987 (TARGET_INITIALIZER): Use it.
12988 * cse.c (CHEAPER): Move it up to the other macros.
12989 (insert): Rename this ...
12990 (insert_with_costs): ... to this. Add cost parameters. Update
12992 (insert): New function. Call insert_with_costs.
12993 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12994 find_reg_offset_for_const, try_const_anchors): New functions.
12995 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12996 when using a const-anchor. Call insert_const_anchors.
12997 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12998 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13000 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13002 * tree-inline.c (remap_decls): Enable nonlocalized variables
13003 when not optimizing.
13005 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13007 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13008 Simplify other tests involving optimize.
13010 2009-05-27 Tom Tromey <tromey@redhat.com>
13012 * unwind-dw2.c (_Unwind_DebugHook): New function.
13013 (uw_install_context): Call _Unwind_DebugHook.
13015 2009-05-27 Tom Tromey <tromey@redhat.com>
13017 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13019 2009-05-27 Ian Lance Taylor <iant@google.com>
13021 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13022 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13023 (ALL_LINKERFLAGS): Define.
13024 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13025 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13026 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13027 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13028 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13029 $(LINKER_FOR_BUILD).
13030 (build/gcov-iov$(build_exeext)): Likewise.
13032 2009-05-27 Julian Brown <julian@codesourcery.com>
13034 * gcse.c (target.h): Include.
13035 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13036 copy of argument to a pseudo register.
13038 2009-05-27 Diego Novillo <dnovillo@google.com>
13040 * tree-ssa-live.c (dump_scope_block): Document arguments.
13041 (dump_scope_blocks): Document.
13042 (debug_scope_blocks): New.
13043 * tree-flow.h (debug_scope_blocks): Declare.
13045 2009-05-21 Denis Chertykov <denisc@overta.ru>
13047 * doc/contrib.texi (Contributors): Add myself to the list.
13049 2009-05-27 Olivier Hainque <hainque@adacore.com>
13051 * expr.c (target_align): New function. Alignment the TARGET of an
13052 assignment may be assume to have.
13053 (highest_pow2_factor_for_target): Use it instead of relying on
13054 immediate tree attributes of TARGET, not necessarily honored when
13055 intermediate bitfields are involved.
13057 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13060 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13061 AVX, SSE4, AES, PCLMUL and POPCNT.
13063 2009-05-27 Diego Novillo <dnovillo@google.com>
13065 * tree-pretty-print.c (dump_location): New.
13066 (dump_generic_node): Call it.
13067 Factor code to handle BLOCK nodes ...
13068 (dump_block_node): ... here.
13070 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13072 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13074 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13076 * gcc-plugin.h: Include config.h and system.h.
13077 (IN_GCC): Define if not defined.
13079 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13081 PR middle-end/40249
13082 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13085 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13087 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13089 * config/m32r/m32r.h: Ditto.
13090 * config/m32r/m32r.md: Ditto.
13091 * config/m32r/predicates.md: Ditto.
13093 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13095 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13097 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13100 (Loading plugins): typo.
13101 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13102 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13103 (Interacting with the GCC Garbage Collector): Added new section.
13104 (Giving information about a plugin): Added new section for
13106 * ggc.h (ggc_register_root_tab): Added declaration.
13107 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13108 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13109 (register_callback): Improved comment in declaration.
13110 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13111 (extra_root_vec) Added static variable for dynamic roots registration.
13112 (ggc_register_root_tab) Added new routine.
13113 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13114 PLUGIN_GGC_MARKING event.
13115 * ggc-zone.c: Include plugin.h.
13116 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13117 * ggc-page.c: Include plugin.h.
13118 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13119 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13120 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13121 (register_callback): check lack of callbacks for
13122 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13123 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13124 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13125 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13126 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13127 dependency on plugin.h.
13128 (plugin.o): Added dependency on ggc.h...
13130 2009-05-26 Richard Guenther <rguenther@suse.de>
13132 PR middle-end/40248
13134 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13135 with mismatched comparison modes.
13137 * expr.c (expand_expr_real_1): Expand the operand of a
13138 VIEW_CONVERT_EXPR in its natural mode.
13140 2009-05-26 Ian Lance Taylor <iant@google.com>
13142 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13143 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13144 (ALL_COMPILERFLAGS): Define.
13145 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13146 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13147 (collect2$(exeext), collect2.o): Likewise.
13148 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13149 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13150 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13151 (libbackend.o, intl.o, cppdefault.o): Likewise.
13152 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13153 (build/%.o): Use $(COMPILER_FOR_BUILD).
13154 (build/gen%$(build_exeext)): Likewise.
13155 (build/gcov-iov$(build_exeext)): LIkewise.
13156 * config/t-darwin (darwin.o): Use $(COMPILER).
13157 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13158 * config/t-sol2 (sol2-c.o): Likewise.
13159 (sol2.o): Likewise.
13160 * config/t-vxworks (vxworks.o): Likewise.
13161 * config/x-darwin (host-darwin.o): Likewise.
13162 * config/x-hpux (host-hpux.o): Likewise.
13163 * config/x-linux (host-linux.o): Likewise.
13164 * config/x-solaris (host-solaris.o): Likewise.
13165 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13166 * config/arm/t-arm (arm-c.o): Likewise.
13167 * config/arm/t-pe (pe.o): Likewise.
13168 * config/arm/t-wince-pe (pe.o): Likewise.
13169 * config/i386/t-cygming (winnt.o): Likewise.
13170 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13171 * config/i386/t-cygwin (cygwin1.o): Likewise.
13172 (cygwin2.o): Likewise.
13173 * config/i386/t-i386 (i386-c.o): Likewise.
13174 * config/i386/t-interix (winnt.o): Likewise.
13175 * config/i386/t-netware (netware.o): Likewise.
13176 * config/i386/t-nwld (nwld.o): Likewise.
13177 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13178 * config/i386/x-i386 (driver-i386.o): Likewise.
13179 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13180 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13181 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13182 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13183 * config/mips/x-native (driver-native.o): Likewise.
13184 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13185 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13186 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13187 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13188 * config/score/t-score-elf (score7.o): Likewise.
13189 (score3.o): Likewise.
13190 * config/sh/t-sh (sh-c.o): Likewise.
13191 * config/sh/t-symbian (sh-c.o): Likewise.
13192 (symbian.o): Likewise.
13193 * config/spu/t-spu-elf (spu-c.o): Likewise.
13194 * config/v850/t-v850 (v850-c.o): Likewise.
13195 * config/v850/t-v850e (v850-c.o): Likewise.
13197 2009-05-26 Richard Guenther <rguenther@suse.de>
13199 PR tree-optimization/40122
13200 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13201 VECTOR_CSTs if possible.
13202 (fold_gimple_assign): Likewise.
13204 2009-05-26 Richard Guenther <rguenther@suse.de>
13206 PR middle-end/40252
13207 * fold-const.c (fold_binary): Use the correct types for building
13210 2009-05-26 Richard Guenther <rguenther@suse.de>
13212 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13213 redundant calls to merge_alias_info.
13214 (bump_vector_ptr): Likewise.
13215 * tree-ssa-copy.c (merge_alias_info): Remove.
13216 (replace_exp_1): Remove call to merge_alias_info.
13217 (propagate_tree_value): Likewise.
13218 (fini_copy_prop): Propagate points-to info.
13219 * tree-flow.h (merge_alias_info): Remove.
13221 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13223 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13225 2009-05-25 Jan Hubicka <jh@suse.cz>
13227 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13228 * cgraph.h (struct inline_summary): New filed self_wize,
13229 size_inlining_benefit, self_time and time_inlining_benefit.
13230 (struct cgraph_global_info): Replace insns by time ans size fields.
13231 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13232 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13233 (ipcp_update_callgraph): Do not touch function bodies.
13234 * ipa-inline.c: Include except.h
13235 (MAX_TIME): New constant.
13236 (overall_insns): Remove.
13237 (leaf_node_p): New.
13238 (overall_size, max_benefit): New static variables.
13239 (cgraph_estimate_time_after_inlining): New function.
13240 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13241 (cgraph_clone_inlined_nodes): Update size.
13242 (cgraph_mark_inline_edge): Update size.
13243 (cgraph_estimate_growth): Use size info.
13244 (cgraph_check_inline_limits): Check size.
13245 (cgraph_default_inline_p): Likewise.
13246 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13247 (cgraph_decide_recursive_inlining): Check size.
13248 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13250 (cgraph_decide_inlining): Likewise.
13251 (cgraph_decide_inlining_incrementally): Likewise; honor
13252 PARAM_EARLY_INLINING_INSNS.
13253 (likely_eliminated_by_inlining_p): New predicate.
13254 (estimate_function_body_sizes): New function.
13255 (compute_inline_parameters): Use it.
13256 * except.c (must_not_throw_labels): New function.
13257 * except.h (must_not_throw_labels): Declare.
13258 * tree-inline.c (init_inline_once): Kill inlining_weigths
13259 * tree-ssa-structalias.c: Avoid uninitialized warning.
13260 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13261 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13262 (PARAM_INLINE_CALL_COST): Remove.
13263 (PARAM_EARLY_INLINING_INSNS): New.
13265 2009-05-25 Richard Guenther <rguenther@suse.de>
13267 PR tree-optimization/36327
13268 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13269 callback for reference translation or lookup at the point of may-defs.
13270 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13271 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13272 for union COMPONENT_REFs.
13273 (vn_reference_lookup_3): New callback. Lookup from memset
13274 and CONSTRUCTOR assignment, translate through struct copies.
13275 (vn_reference_lookup_pieces): Make sure to not free the
13276 passed operands array. Adjust walk_non_aliased_vuses call.
13277 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13278 make sure we do not leak memory.
13280 2009-05-25 Richard Guenther <rguenther@suse.de>
13282 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13283 * tree-inline.c (expand_call_inline): Reset the escaped and
13284 callused solutions.
13285 * tree-ssa-structalias.c (pass_build_ealias): New.
13286 * tree-pass.h (pass_build_ealias): Declare.
13287 * passes.c (init_optimization_passes): Add PTA during
13288 early optimizations.
13289 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13290 and CALLUSED solutions.
13291 (dump_points_to_solution): New function, split out from ...
13292 (dump_points_to_info_for): ... here.
13293 * tree-parloops.c (parallelize_loops): Reset the escaped and
13294 callused solutions.
13296 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13299 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13300 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13302 2009-05-25 Ira Rosen <irar@il.ibm.com>
13304 PR tree-optimization/40238
13305 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13306 statements after basic block's labels.
13307 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13308 to free the allocated memory.
13310 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13312 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13313 return address with a USE.
13315 2009-05-24 Richard Guenther <rguenther@suse.de>
13317 PR middle-end/40233
13318 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13319 array type from the main variant of the inner type.
13321 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13323 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13324 definition to bool (from int) to un-break build.
13325 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13327 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13329 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13330 discard_stmt_changes): Delete.
13331 * tree-ssa-operands.c (scb_stack): Delete.
13332 (init_ssa_operands): Do not initialize it.
13333 (fini_ssa_operands): Do not free it.
13334 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13336 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13337 update_stmt, remove the others. Fix comments.
13338 * tree-dfa.c (optimize_stack_restore): Likewise.
13339 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13340 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13341 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13342 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13344 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13345 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13346 (dom_opt_finalize_block): Likewise, adjusting access to
13348 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13349 (stmts_to_rescan): Change item type to gimple.
13350 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13352 2009-05-24 Ira Rosen <irar@il.ibm.com>
13354 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13355 * tree-pass.h (pass_slp_vectorize): New pass.
13356 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13357 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13358 * tree-vectorizer.c (timevar.h): Include.
13359 (user_vect_verbosity_level): Declare.
13360 (vect_location): Fix comment.
13361 (vect_set_verbosity_level): Update user_vect_verbosity_level
13362 instead of vect_verbosity_level.
13363 (vect_set_dump_settings): Add an argument. Ignore user defined
13364 verbosity if dump flags require higher level of verbosity. Print to
13365 stderr only for loop vectorization.
13366 (vectorize_loops): Update call to vect_set_dump_settings.
13367 (execute_vect_slp): New function.
13368 (gate_vect_slp): Likewise.
13369 (struct gimple_opt_pass pass_slp_vectorize): New.
13370 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13371 access its members.
13372 (vec_info_for_bb): New function.
13373 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13374 (VECTORIZATION_ENABLED): New macro.
13375 (SLP_ENABLED, SLP_DISABLED): Likewise.
13376 (vect_is_simple_use): Add bb_vec_info argument.
13377 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13378 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13379 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13380 vect_schedule_slp, vect_analyze_slp): Likewise.
13381 (vect_analyze_stmt): Add slp_tree argument.
13382 (find_bb_location): Declare.
13383 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13384 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13385 (vect_analyze_loop_operations, vect_analyze_loop,
13386 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13387 vect_finalize_reduction, vectorizable_reduction,
13388 vectorizable_live_operation, vect_transform_loop): Likewise.
13389 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13390 skip evolution analysis if analyzing a basic block.
13391 (dr_analyze_indices): Likewise.
13392 (initialize_data_dependence_relation): Skip the test whether the
13393 object is invariant for basic blocks.
13394 (compute_all_dependences): Skip dependence analysis for data
13395 references in basic blocks.
13396 (find_data_references_in_stmt): Don't fail in case of invariant
13397 access in basic block.
13398 (find_data_references_in_bb): New function.
13399 (find_data_references_in_loop): Move code to
13400 find_data_references_in_bb and add a call to it.
13401 (compute_data_dependences_for_bb): New function.
13402 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13403 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13405 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13406 unknown dependence in basic block and fail in case of dependence in
13408 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13409 dependence instances from either loop or basic block vectorization
13411 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13412 before calling nested_in_vect_loop_p.
13413 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13414 dependence instances from either loop or basic block vectorization
13416 (vect_verify_datarefs_alignment): Likewise.
13417 (vect_enhance_data_refs_alignment): Adjust function calls.
13418 (vect_analyze_data_refs_alignment): Likewise.
13419 (vect_analyze_group_access): Fix printing. Skip different checks if
13420 DR_STEP is 0. Keep strided stores either in loop or basic block
13421 vectorization data structure. Fix indentation.
13422 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13424 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13425 dependence instances from either loop or basic block vectorization
13427 (vect_analyze_data_refs): Update comment. Call
13428 compute_data_dependences_for_bb to analyze basic blocks.
13429 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13430 case of loop vectorization. In case of basic block vectorization use
13431 data-ref itself as a base.
13432 (vect_create_data_ref_ptr): In case of basic block vectorization:
13433 don't advance the pointer, add new statements before the current
13434 statement. Adjust function calls.
13435 (vect_supportable_dr_alignment): Support only aligned accesses in
13436 basic block vectorization.
13437 * common.opt (ftree-slp-vectorize): New flag.
13438 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13439 (vect_pattern_recog_1): Likewise.
13440 * tree-vect-stmts.c (process_use): Likewise.
13441 (vect_init_vector): Add new statements in the beginning of the basic
13442 block in case of basic block SLP.
13443 (vect_get_vec_def_for_operand): Adjust function calls.
13444 (vect_finish_stmt_generation): Likewise.
13445 (vectorizable_call): Add assert that it is loop vectorization, adjust
13447 (vectorizable_conversion, vectorizable_assignment): Likewise.
13448 (vectorizable_operation): In case of basic block SLP, take
13449 vectorization factor from statement's type and skip the relevance
13450 check. Adjust function calls.
13451 (vectorizable_type_demotion): Add assert that it is loop
13452 vectorization, adjust function calls.
13453 (vectorizable_type_promotion): Likewise.
13454 (vectorizable_store): Check for outer loop only in case of loop
13455 vectorization. Adjust function calls. For basic blocks, skip the
13456 relevance check and don't advance pointers.
13457 (vectorizable_load): Likewise.
13458 (vectorizable_condition): Add assert that it is loop vectorization,
13459 adjust function calls.
13460 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13461 that it is not reduction, get vector type, call only supported
13462 functions, skip loop specific parts.
13463 (vect_transform_stmt): Check for outer loop only in case of loop
13465 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13466 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13467 for external definition.
13468 * passes.c (pass_slp_vectorize): New pass.
13469 * tree-vect-slp.c (find_bb_location): New function.
13470 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13471 check for patterns only in loops.
13472 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13473 case of multiple types in basic block SLP.
13474 (vect_mark_slp_stmts_relevant): New function.
13475 (vect_supported_load_permutation_p): Fix comment.
13476 (vect_analyze_slp_instance): Add argument. In case of basic block
13477 SLP, take vectorization factor from statement's type, check that
13478 unrolling factor is 1. Adjust function call. Save SLP instance in
13479 either loop or basic block vectorization structure. Return FALSE,
13481 (vect_analyze_slp): Add argument. Get strided stores groups from
13482 either loop or basic block vectorization structure. Return FALSE
13483 if basic block SLP failed.
13484 (new_bb_vec_info): New function.
13485 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13486 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13487 (vect_schedule_slp): Add argument. Get SLP instances from either
13488 loop or basic block vectorization structure. Set vectorization factor
13489 to be 1 for basic block SLP.
13490 (vect_slp_transform_bb): New function.
13491 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13493 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13495 * final.c (shorten_branches): Do not align labels for jump tables.
13496 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13498 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13500 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13501 Remove outdated reference to flow.c and fix nits.
13502 * doc/gccint.texi: Tweak RTL description.
13503 * doc/rtl.texi: Likewise.
13505 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13507 * config/avr/avr.c: Change my email address.
13508 * config/avr/avr.h: Likewise.
13509 * config/avr/avr.md: Likewise.
13510 * config/avr/avr-protos.h: Likewise.
13511 * config/avr/libgcc.S: Likewise.
13513 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13515 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13516 (spu_split_load, spu_split_store): Change return type to int.
13517 (spu_split_convert): Declare.
13518 * config/spu/predicates.md (spu_mem_operand): Remove.
13519 (spu_mov_operand): Update.
13520 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13521 * config/spu/spu.c (regno_aligned_for_load): Remove.
13522 (reg_aligned_for_addr, spu_expand_load): Define.
13523 (spu_expand_extv): Reimplement and handle MEM.
13524 (spu_expand_insv): Handle MEM.
13525 (spu_sched_reorder): Handle insn's with length 0.
13526 (spu_legitimate_address_p): Reimplement.
13527 (store_with_one_insn_p): Return TRUE for any mode with size
13528 larger than 16 bytes.
13529 (address_needs_split): Define.
13530 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13532 (spu_convert_move): Define.
13533 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13534 (spu_split_store): Change all MEM's to TImode.
13535 (spu_init_expanders): Preallocate registers that correspond to
13536 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13538 (spu_split_convert): Define.
13539 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13540 (_move<mode>, _movdi, _movti): Update predicate and condition.
13541 (load, store): Change to define_split.
13542 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13544 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13545 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13546 define_insn_and_split of lshr<mode>3.
13547 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13548 (<v>ashr<mode>3_imm): Define.
13549 (extv, extzv, insv): Allow MEM operands.
13550 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13551 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13552 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13553 (_spu_convert2): Change to define_insn_and_split and remove the
13554 corresponding define_peephole2.
13555 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13556 Change predicates to memory_operand.
13558 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13560 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13562 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13564 PR tree-optimization/40219
13565 * tree.c (iterative_hash_expr): Make sure the builtin function is
13566 a normal builtin function and not a front end or back end builtin
13567 before indexing into the built_in_decls array.
13569 2009-05-22 Richard Guenther <rguenther@suse.de>
13571 PR middle-end/38964
13572 * alias.c (write_dependence_p): Do not use TBAA for answering
13573 anti-dependence or output-dependence.
13574 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13575 (emit_pointer_definition): Remove.
13576 (emit_alias_warning): Likewise.
13577 (find_what_var_points_to): Remove TBAA pruning code.
13578 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13580 (compute_points_to_sets): Remove code computing the set of
13581 dereferenced pointers.
13582 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13583 oracle for querying anti and output dependencies.
13584 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13585 if TBAA may be applied.
13586 (refs_anti_dependent_p): New function.
13587 (refs_output_dependent_p): Likewise.
13588 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13589 (refs_output_dependent_p): Likewise.
13590 * doc/tree-ssa.texi (Memory model): New section.
13591 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13592 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13593 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13594 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13595 * expr.c (expand_expr_real_1): Likewise.
13596 * gimple-low.c (lower_stmt): Likewise.
13597 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13598 (dump_gimple_cdt): Remove.
13599 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13600 (gimple_size): Likewise.
13601 (walk_gimple_op): Likewise.
13602 (is_gimple_stmt): Likewise.
13603 (walk_stmt_load_store_addr_ops): Likewise.
13604 (gimple_build_cdt): Remove.
13605 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13606 * gimple.h (gimple_cdt_new_type): Remove.
13607 (gimple_cdt_new_type_ptr): Likewise.
13608 (gimple_cdt_set_new_type): Likewise.
13609 (gimple_cdt_location): Likewise.
13610 (gimple_cdt_location_ptr): Likewise.
13611 (gimple_cdt_set_location): Likewise.
13612 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13613 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13614 GIMPLE_CHANGE_DYNAMIC_TYPE.
13615 (verify_types_in_gimple_stmt): Likewise.
13616 * tree-inline.c (estimate_num_insns): Likewise.
13617 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13618 (copy_decl_to_var): Likewise.
13619 (copy_result_decl_to_var): Likewise.
13620 * tree-pretty-print.c (dump_generic_node): Do not handle
13621 CHANGE_DYNAMIC_TYPE_EXPR.
13622 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13623 * tree-ssa-operands.c (get_expr_operands): Likewise.
13624 * tree-ssa-structalias.c (struct variable_info): Remove
13625 no_tbaa_pruning member.
13626 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13627 (unify_nodes): Do not copy it.
13628 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13629 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13630 (set_uids_in_ptset): Do not check it.
13631 (find_what_var_points_to): Likewise.
13632 (compute_tbaa_pruning): Remove.
13633 (compute_points_to_sets): Do not call it.
13634 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13635 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13636 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13637 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13638 (DECL_NO_TBAA_P): Likewise.
13639 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13640 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13641 (expand_omp_atomic_pipeline): Do not set it.
13642 * print-tree.c (print_node): Do not dump it.
13643 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13646 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13649 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13652 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13654 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13657 2009-05-22 Ben Elliston <bje@au.ibm.com>
13659 * Makefile.in (bversion.h, s-bversion): New targets.
13660 (TOPLEV_H): Add bversion.h.
13661 * toplev.h: Include "bversion.h".
13662 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13663 the __format__ attribute only if compiling with the same version
13664 of GCC as the sources (the "build version").
13666 2009-05-22 Ben Elliston <bje@au.ibm.com>
13668 * c-format.c (handle_format_attribute): Fix comment typo.
13670 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13673 * config/ia64/ia64.opt (mfused-madd): New.
13674 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13675 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13676 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13677 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13678 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13679 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13680 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13681 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13682 instruction if !TARGET_FUSED_MADD.
13683 (fpma, fpms): Remove colon from name.
13685 2009-05-22 Richard Guenther <rguenther@suse.de>
13687 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13688 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13689 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13691 (create_expression_by_pieces): Only convert if necessary.
13692 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13693 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13695 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13697 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13698 regular pattern from a template and rename it ...
13699 (*extzv_truncsi_exts): ... to this.
13701 2009-05-21 Richard Guenther <rguenther@suse.de>
13703 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13704 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13705 (cgraph_default_inline_p): Likewise.
13706 (cgraph_decide_inlining_incrementally): Likewise.
13708 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13709 Uros Bizjak <ubizjak@gmail.com>
13711 * config/i386/cpuid.h (bit_MOVBE): New.
13713 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13715 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13716 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13717 (ix86_handle_option): Handle OPT_mmovbe.
13718 (ix86_target_string): Add -mmovbe.
13719 (pta_flags): Add PTA_MOVBE.
13720 (processor_alias_table): Add PTA_MOVBE to "atom".
13721 (override_options): Handle PTA_MOVBE.
13723 * config/i386/i386.h (TARGET_MOVBE): New.
13725 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13726 (*bswapsi_movbe): New.
13727 (*bswapdi_movbe): Likewise.
13728 (bswapdi2): Renamed to ...
13729 (*bswapdi_1): This.
13730 (bswapdi2): New expander.
13732 * config/i386/i386.opt (mmovbe): New.
13734 * doc/invoke.texi: Document -mmovbe.
13736 2009-05-21 Taras Glek <tglek@mozilla.com>
13738 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13739 * gcc-plugin.h (plugin_init): Updated signature.
13740 * gcc-plugin.h (plugin_name_args): Moved to this header.
13741 * doc/plugins.texi (plugin_init): Updated documention to reflect
13743 * doc/plugins.texi (plugin_name_args): Added to documention.
13745 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13747 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13748 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13750 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13752 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13753 JUMP_TABLE_DATA_P predicates where applicable.
13754 * config/i386/predicates.md: Ditto.
13755 * config/i386/sse.md: Ditto.
13757 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13759 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13760 operand2 -128 override length_immediate attribute to 1.
13761 * config/i386/predicates.md (constm128_operand): New predicate.
13763 * config/i386/i386.c (memory_address_length): Handle %r12
13764 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13766 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13767 mode look through optional ZERO_EXTEND and SUBREG.
13768 * config/i386/i386.md (R12_REG): New define_constant.
13769 (prefix_data16): For sse unit set also for MODE_TI insns.
13770 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13771 insns set if operand 1 is ext_QIreg_operand.
13772 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13773 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13775 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13776 mode from MODE_DI to MODE_SI.
13777 (movdi_1_rex64): Override modrm and length_immediate attributes
13778 only for movabs (TYPE_IMOV, alternative 2).
13779 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13780 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13781 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13782 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13783 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13784 prefix_rex attribute if DImode.
13785 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13786 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13787 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13788 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13789 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13790 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13791 Likewise. For TYPE_IMOV clear length_immediate attribute.
13792 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13793 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13794 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13795 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13796 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13797 or one operand TYPE_ISHIFT.
13798 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13799 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13800 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13801 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13802 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13803 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13804 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13805 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13806 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13807 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13808 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13809 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13810 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13811 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13812 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13813 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13814 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13815 set mode attribute, don't override length attribute.
13816 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13818 (return_internal_long): Set length attribute to 2 instead of 1.
13819 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13820 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13821 prefix_rex attribute.
13822 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13824 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13826 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13828 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13830 2009-05-20 Ian Lance Taylor <iant@google.com>
13832 * tree.c (build_tree_list_vec_stat): New function.
13833 (ctor_to_vec): New function.
13834 (build_nt_call_vec): New function.
13835 (build_call_array): Change args to be a const pointer.
13836 (build_call_vec): New function.
13837 * tree.h (build_nt_call_vec): Declare.
13838 (build_tree_list_vec_stat): Declare.
13839 (build_tree_list_vec): Define.
13840 (build_call_array): Update declaration.
13841 (build_call_vec): Declare.
13842 (ctor_to_vec): Declare.
13843 * c-common.c (tree_vector_cache): New static variable.
13844 (make_tree_vector): New function.
13845 (release_tree_vector): New function.
13846 (make_tree_vector_single): New function.
13847 (make_tree_vector_copy): New function.
13848 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13849 (make_tree_vector_single, make_tree_vector_copy): Declare.
13850 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13851 (c_parser_expr_list): Don't manage cache here, instead call
13853 (c_parser_release_expr_list): Remove static function.
13854 (c_parser_vec_to_tree_list): Remove static function.
13855 (c_parser_attributes): Call build_tree_list_vec instead of
13856 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13857 c_parser_release_expr_list.
13858 (c_parser_postfix_expression_after_primary): Likewise.
13859 (c_parser_objc_keywordexpr): Likewise.
13861 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13863 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13864 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13865 TARGET_CONVERT_TO_TYPE.
13866 * hooks.c (hook_tree_const_tree_null): Define.
13867 * hooks.h (hook_tree_const_tree_null): Declare.
13868 * target.h (struct gcc_target): Add invalid_parameter_type,
13869 invalid_return_type, promoted_type, and convert_to_type fields.
13870 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13871 (TARGET_INVALID_RETURN_TYPE): Define.
13872 (TARGET_PROMOTED_TYPE): Define.
13873 (TARGET_CONVERT_TO_TYPE): Define.
13874 (TARGET_INITIALIZER): Update for new fields.
13875 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13876 (grokparms): Check targetm.invalid_parameter_type.
13877 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13878 * c-convert.c (convert): Check targetm.convert_to_type.
13880 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13882 * config/mips/mips.md (*extenddi_truncate<mode>,
13883 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13885 (*extendhi_truncateqi): New define_insn_and_sptit.
13887 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13889 PR middle-end/40204
13890 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13891 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13893 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13895 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13896 the operand of VIEW_CONVERT_EXPR.
13898 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13900 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13901 extended family and model for Intel processors. Support Intel Atom.
13903 2009-05-20 Olivier Hainque <hainque@adacore.com>
13905 * gstab.h (stab_code_type): Define, to be used instead of the
13906 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13908 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13909 occurrences by stab_code_type.
13910 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13912 2009-05-20 Martin Jambor <mjambor@suse.cz>
13914 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13915 (sra_insert_before): Likewise.
13916 (sra_insert_after): Likewise.
13917 (sra_init_cache): Likewise.
13918 (sra_type_can_be_decomposed_p): Likewise.
13919 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13920 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13921 (sra_insert_before): Likewise.
13922 (sra_insert_after): Likewise.
13923 (sra_init_cache): Likewise.
13924 (insert_edge_copies_seq): Made static and moved upwards.
13926 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13929 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13931 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13932 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13935 2009-05-20 Richard Guenther <rguenther@suse.de>
13937 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13938 with mismatched comparison modes.
13940 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13942 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13943 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13944 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13945 with shifts for Thumb2.
13946 (orsi_notsi): New for orn.
13947 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13948 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13949 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13950 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13951 Don't invert remainder for IOR.
13953 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13955 PR tree-optimization/40087
13956 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13957 number_of_iterations_ne): Rename never_infinite argument.
13958 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13959 number_of_iterations_le): Handle pointer-type ivs when
13960 exit_must_be_taken is false.
13961 (number_of_iterations_cond): Do not always assume that
13962 exit_must_be_taken if the control variable is a pointer.
13964 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13966 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13967 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13969 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13971 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13972 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13974 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13977 * c.opt (Wlogical-op): Disabled by default.
13978 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13980 * doc/invoke.texi (Wlogical-op): Likewise.
13982 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13984 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13986 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13987 Propagate the type of the first operand.
13988 <ASSERT_EXPR>: Simplify.
13989 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13990 Rewrite using the RHS code as discriminant.
13991 <NOP_EXPR>: Turn into CASE_CONVERT.
13992 <PLUS_EXPR>: Propagate the type of the first operand.
13994 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13996 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13997 (ia64_dconst_0_375): New.
13998 * config/ia64/ia64.c (ia64_override_options): Remove
13999 -minline-sqrt-min-latency warning.
14000 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14001 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14002 * config/ia64/ia64.md (*sqrt_approx): Remove.
14003 (sqrtsf2): Remove #if 0.
14004 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14005 (sqrtdf): Remove assert.
14006 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14007 (sqrtxf2): Remove #if 0.
14008 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14009 * div.md (sqrt_approx_rf): New.
14010 (sqrtsf2_internal_thr): New implementation.
14011 (sqrtsf2_internal_lat): New.
14012 (sqrtdf2_internal_thr: New implementation.
14013 (sqrtxf2_internal): New implementation.
14015 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14016 Hans-Peter Nilsson <hp@axis.com>
14018 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14019 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14020 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14021 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14022 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14023 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14024 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14025 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14026 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14027 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14028 * c-common.c: ...from here.
14030 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14032 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14034 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14036 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14038 2009-05-19 Ben Elliston <bje@au.ibm.com>
14040 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14041 assignments with memcpy calls.
14042 (add_fdes): Likewise.
14043 (binary_search_unencoded_fdes): Likewise.
14044 (linear_search_fdes): Eliminate type puns.
14046 2009-05-19 Richard Guenther <rguenther@suse.de>
14048 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14049 not falsely claim to have propagated into all uses.
14051 2009-05-19 Ben Elliston <bje@au.ibm.com>
14053 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14056 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14058 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14059 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14060 (TARGET_LEGITIMATE_ADDRESS_P): New.
14061 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14062 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14064 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14067 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14068 child of the containing namespace's DIE.
14070 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14072 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14073 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14074 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14077 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14080 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14081 gen_align with gen_pad.
14082 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14083 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14085 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14086 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14088 * config/i386/i386.md (align): Renamed to ...
14089 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14090 ASM_OUTPUT_MAX_SKIP_PAD.
14092 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14094 * config.gcc: Fix variable syntax.
14097 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14098 before calling exact_log2.
14099 (output_iorsi3): Likewise.
14100 (output_xorsi3): Likewise.
14102 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14104 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14105 for the none zero constant operand except for EQ and NE
14106 comprisons even when the first operand is R0.
14108 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14110 * config/s390/2064.md: Remove trailing whitespaces.
14111 * config/s390/2084.md: Likewise.
14112 * config/s390/constraints.md: Likewise.
14113 * config/s390/fixdfdi.h: Likewise.
14114 * config/s390/libgcc-glibc.ver: Likewise.
14115 * config/s390/s390-modes.def: Likewise.
14116 * config/s390/s390-protos.h: Likewise.
14117 * config/s390/s390.c: Likewise.
14118 * config/s390/s390.h: Likewise.
14119 * config/s390/s390.md: Likewise.
14120 * config/s390/tpf-unwind.h: Likewise.
14122 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14124 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14126 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14129 * configure.ac (m68k-*-*): Check if binutils support TLS.
14130 * configure: Regenerate.
14131 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14132 * config/m68k/constraints.md (Cu): New constraint.
14133 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14134 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14135 (movsi): Handle TLS symbols.
14136 (addsi3_5200): Handle XTLS symbols, indent.
14137 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14138 (m68k_tls_reference_p): Declare.
14139 (m68k_legitimize_address): Declare.
14140 (m68k_unwrap_symbol): Declare.
14141 * config/m68k/m68k.opt (mxtls): New option.
14142 * config/m68k/m68k.c (ggc.h): Include.
14143 (m68k_output_dwarf_dtprel): Implement hook.
14144 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14145 (m68k_expand_prologue): Load GOT pointer when function needs it.
14146 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14147 (m68k_legitimate_constant_address_p): Same.
14148 (m68k_decompose_address): Handle TLS references.
14149 (m68k_get_gp): New static function.
14150 (enum m68k_reloc): New contants.
14151 (TLS_RELOC_P): New macro.
14152 (m68k_wrap_symbol): New static function.
14153 (m68k_unwrap_symbol): New function.
14154 (m68k_final_prescan_insn_1): New static function.
14155 (m68k_final_prescan_insn): New function.
14156 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14158 (legitimize_pic_address): Handle TLS references..
14159 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14160 (m68k_libcall_value_in_a0_p)
14161 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14162 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14163 (m68k_legitimize_tls_address): Handle TLS references.
14164 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14166 (m68k_legitimize_address): Handle TLS symbols.
14167 (m68k_get_reloc_decoration): New static function.
14168 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14170 (m68k_output_dwarf_dtprel): Implement hook.
14171 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14172 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14173 m68k_call_* routines.
14174 (sched_attr_op_type): Handle TLS symbols.
14175 (gt-m68k.h): Include.
14176 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14177 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14179 2009-05-18 Martin Jambor <mjambor@suse.cz>
14181 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14182 (visit_store_addr_for_mod_analysis): New function.
14183 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14184 (determine_cst_member_ptr): Use gimple_assign_single_p.
14185 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14186 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14187 operands. Don't check number of operands of a NOP_EXPR.
14189 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14191 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14193 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14196 * c-common.c (warn_logical_operator): Don't warn if one of
14197 expression isn't always true or false.
14199 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14201 * config/i386/biarch32.h: New file.
14202 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14204 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14206 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14207 *zero_extend<mode>_truncqi): Merge these into ...
14208 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14209 Name the pattern following this as *zero_extendhi_truncqi.
14211 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14213 PR middle-end/39301
14214 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14215 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14216 (output_info): Make field HOST_WIDEST_INT.
14217 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14218 (dump_bitmat_statistics): Same.
14220 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14222 * config.gcc (use_gcc_stdint): Set to wrap.
14223 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14224 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14225 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14226 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14227 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14228 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14229 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14230 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14232 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14234 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14236 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14237 Move definitions earlier.
14238 (OPT_ARCH64, OPT_ARCH32): Define.
14239 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14242 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14245 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14248 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14250 * arm.md (movdi2): Copy non-reg values to DImode registers.
14252 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14255 * final.c (label_to_max_skip): New function.
14256 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14257 CODE_LABEL_NUMBER <= max_labelno.
14258 * output.h (label_to_max_skip): New prototype.
14259 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14260 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14261 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14262 Handle CODE_LABELs with >= 16 byte alignment or with
14263 max_skip == (1 << align) - 1.
14264 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14265 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14268 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14269 .p2align 3 if MAX_SKIP is smaller than 7.
14270 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14272 2009-05-15 Ian Lance Taylor <iant@google.com>
14274 * alias.c (struct alias_set_entry_d): Rename from struct
14275 alias_set_entry. Change all uses.
14276 * except.c (struct call_site_record_d): Rename from struct
14277 call_site_record. Change all uses.
14278 * except.h (struct eh_region_d): Rename from struct eh_region.
14280 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14282 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14283 ivtype_map_elt. Change all uses.
14284 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14286 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14287 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14289 (struct sese_d): Rename from struct sese. Change all uses.
14290 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14291 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14292 * optabs.h (struct optab_d): Rename from struct optab. Change all
14294 (struct convert_optab_d): Rename from struct convert_optab.
14296 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14297 ipa_opt_pass. Change all uses.
14298 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14301 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14302 defined as a typedef.
14303 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14306 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14309 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14311 (merge_ranges): Returns bool.
14312 * tree.h (make_range): .. to here.
14313 (build_range_check): Likewise.
14314 (merge_ranges): Likewise. Renamed from merge_ranges.
14315 * c-typeck.c (parser_build_binary_op): Update calls to
14316 warn_logical_operator.
14317 * c-common.c (warn_logical_operator): Add new warning.
14318 * c-common.h (warn_logical_operator): Update declaration.
14320 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14322 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14324 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14326 * doc/install.texi: Document MPC requirements, flags etc.
14328 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14329 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14330 Evaluate constant arguments.
14331 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14332 (fold_builtin_1): Likewise, also evaluate constant arguments.
14333 Remove superfluous break.
14334 (do_mpc_ckconv): New.
14335 * real.h: Include mpc.h.
14336 * toplev.c (print_version): Output MPC version info if available.
14338 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14340 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14342 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14344 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14347 2009-05-15 Jan Hubicka <jh@suse.cz>
14349 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14350 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14351 (try_inline): Fix return value.
14352 (cgraph_decide_inlining_incrementally): Honor new value.
14353 (cgraph_early_inlining): Handle indirect inlining.
14354 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14356 2009-05-15 Jan Hubicka <jh@suse.cz>
14358 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14359 * cgraphunit.c (cgraph_finalize_function): Set it.
14360 (cgraph_expand_function): Use it.
14362 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14364 * real.c (encode_ieee_half): Define.
14365 (decode_ieee_half): Define.
14366 (ieee_half_format): Define.
14367 (arm_half_format): Define.
14368 * real.h (ieee_half_format): Declare.
14369 (arm_half_format): Declare.
14371 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14373 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14374 swapped, and reversed optabs exist before trying to use them.
14376 2009-05-15 Paul Brook <paul@codesourcery.com>
14377 Sandra Loosemore <sandra@codesourcery.com>
14379 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14380 loads. Allow PRE_DEC.
14381 (output_move_neon): Handle PRE_DEC.
14382 (arm_print_operand): Add 'A' for neon structure loads.
14383 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14384 * config/arm/neon.md (neon_mov): Update comment.
14385 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14387 (Um): New constraint.
14389 2009-05-15 Jan Hubicka <jh@suse.cz>
14391 Revert the following patch until testsuite fallout is fixed:
14392 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14393 * cgraph.h (struct inline_summary): New filed self_wize,
14394 size_inlining_benefit, self_time and time_inlining_benefit.
14395 (struct cgraph_global_info): Replace insns by time ans size fields.
14396 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14397 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14398 (ipcp_update_callgraph): Do not touch function bodies.
14399 * ipa-inline.c: Include except.h
14400 (MAX_TIME): New constant.
14401 (overall_insns): Remove
14402 (overall_size, max_benefit): New static variables.
14403 (cgraph_estimate_time_after_inlining): New function.
14404 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14405 (cgraph_clone_inlined_nodes): Update size.
14406 (cgraph_mark_inline_edge): Update size.
14407 (cgraph_estimate_growth): Use size info.
14408 (cgraph_check_inline_limits): Check size.
14409 (cgraph_default_inline_p): Likewise.
14410 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14411 (cgraph_decide_recursive_inlining): Check size.
14412 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14414 (cgraph_decide_inlining): Likewise.
14415 (cgraph_decide_inlining_incrementally): Likewise; honor
14416 PARAM_EARLY_INLINING_INSNS.
14417 (likely_eliminated_by_inlining_p): New predicate.
14418 (estimate_function_body_sizes): New function.
14419 (compute_inline_parameters): Use it.
14420 * except.c (must_not_throw_labels): New function.
14421 * except.h (must_not_throw_labels): Declare.
14422 * tree-inline.c (init_inline_once): Kill inlining_weigths
14423 * tree-ssa-structalias.c: Avoid uninitialized warning.
14424 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14425 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14426 (PARAM_INLINE_CALL_COST): Remove.
14427 (PARAM_EARLY_INLINING_INSNS): New.
14429 2009-05-15 Richard Guenther <rguenther@suse.de>
14431 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14432 not TODO_update_ssa.
14434 2009-05-15 Richard Guenther <rguenther@suse.de>
14436 PR tree-optimization/39999
14437 * gimple.h (gimple_expr_type): Use the expression type looking
14438 through useless conversions.
14439 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14440 (vn_nary_op_insert_stmt): Likewise.
14441 (simplify_binary_expression): Likewise.
14443 2009-05-15 Richard Guenther <rguenther@suse.de>
14445 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14446 New options, enabled by default.
14447 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14449 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14450 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14451 * tree-ssa-structalias.c (gate_tree_pta): New function.
14452 (pass_build_alias): Use it.
14454 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14456 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14457 recurse on an invariant address if a conversion from a pointer
14458 type to a wider integer type is involved.
14460 2009-05-15 Jan Hubicka <jh@suse.cz>
14462 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14463 * cgraph.h (struct inline_summary): New filed self_wize,
14464 size_inlining_benefit, self_time and time_inlining_benefit.
14465 (struct cgraph_global_info): Replace insns by time ans size fields.
14466 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14467 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14468 (ipcp_update_callgraph): Do not touch function bodies.
14469 * ipa-inline.c: Include except.h
14470 (MAX_TIME): New constant.
14471 (overall_insns): Remove
14472 (overall_size, max_benefit): New static variables.
14473 (cgraph_estimate_time_after_inlining): New function.
14474 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14475 (cgraph_clone_inlined_nodes): Update size.
14476 (cgraph_mark_inline_edge): Update size.
14477 (cgraph_estimate_growth): Use size info.
14478 (cgraph_check_inline_limits): Check size.
14479 (cgraph_default_inline_p): Likewise.
14480 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14481 (cgraph_decide_recursive_inlining): Check size.
14482 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14484 (cgraph_decide_inlining): Likewise.
14485 (cgraph_decide_inlining_incrementally): Likewise; honor
14486 PARAM_EARLY_INLINING_INSNS.
14487 (likely_eliminated_by_inlining_p): New predicate.
14488 (estimate_function_body_sizes): New function.
14489 (compute_inline_parameters): Use it.
14490 * except.c (must_not_throw_labels): New function.
14491 * except.h (must_not_throw_labels): Declare.
14492 * tree-inline.c (init_inline_once): Kill inlining_weigths
14493 * tree-ssa-structalias.c: Avoid uninitialized warning.
14494 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14495 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14496 (PARAM_INLINE_CALL_COST): Remove.
14497 (PARAM_EARLY_INLINING_INSNS): New.
14498 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14499 (inline-call-cost): Remove.
14500 (early-inlining-insns): New.
14502 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14504 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14506 (print_int_cst_bounds_in_octal_p): Likewise.
14507 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14509 * dwarf2out.c (base_type_die): Likewise.
14510 (is_subrange_type): Delete.
14511 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14512 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14513 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14514 if the destination type is boolean.
14515 (build_range_check): Do not special-case subtypes.
14516 (fold_sign_changed_comparison): Likewise.
14517 (fold_unary): Likewise.
14518 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14519 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14520 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14521 * tree.c (subrange_type_for_debug_p): New predicate based on the
14522 former is_subrange_type.
14523 * tree.h (subrange_type_for_debug_p): Declare.
14524 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14525 (convert_affine_scev): Remove call to above function.
14526 (chrec_convert_aggressive): Likewise.
14527 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14528 false for conversions involving subtypes.
14529 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14530 (vrp_val_min): Likewise.
14531 (needs_overflow_infinity): Likewise.
14532 (extract_range_from_unary_expr): Likewise.
14534 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14536 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14537 * config/frv/frv.c: Likewise.
14538 * config/s390/s390.c: Likewise.
14539 * config/sparc/sparc.h: Likewise.
14540 * config/i386/i386.h: Likewise.
14541 * config/i386/i386.c: Likewise.
14542 * config/crx/crx.c: Likewise.
14543 * config/m68hc11/m68hc11.h: Likewise.
14544 * config/iq2000/iq2000.c: Likewise.
14545 * config/mn10300/mn10300.h: Likewise.
14546 * config/mn10300/mn10300.c: Likewise.
14547 * config/m68k/m68k.c: Likewise.
14548 * config/rs6000/rs6000.c: Likewise.
14549 * config/rs6000/xcoff.h: Likewise.
14550 * config/rs6000/linux64.h: Likewise.
14551 * config/rs6000/sysv4.h: Likewise.
14552 * config/score/score3.c: Likewise.
14553 * config/score/score7.c: Likewise.
14554 * config/score/score.c: Likewise.
14555 * config/arm/arm.md: Likewise.
14556 * config/mips/mips.c: Likewise.
14557 * config/mips/mips.md: Likewise.
14558 * config/bfin/bfin.h: Likewise.
14559 * config/pa/pa.c: Likewise.
14560 * config/pa/constraints.md: Likewise.
14562 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14563 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14564 * config/pdp11/pdp11.h: Use memory_address_p instead.
14566 2009-05-14 Ian Lance Taylor <iant@google.com>
14568 * passes.c (finish_optimization_passes): Change i to int.
14569 * plugin.c (plugins_active_p): Change event to int.
14570 (dump_active_plugins): Likewise.
14571 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14573 * tree.c (tree_range_check_failed): Change c to unsigned int.
14574 (omp_clause_range_check_failed): Likewise.
14575 (build_common_builtin_nodes): Change mode to int. Add cast.
14576 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14577 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14579 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14580 ++ or -- with a variable of enum type.
14582 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14585 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14587 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14589 * store-motion.c: Do not include params.h
14590 * Makefile.in: Fix dependencies for various files.
14592 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14594 * auto-inc-dec.c: Fix pass description, remove apparent
14595 accidental duplication.
14597 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14599 PR middle-end/40147
14600 * ipa-utils.h (memory_identifier_string): Moved to ...
14601 * tree.h (memory_identifier_string): Here. Add GTY(()).
14603 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14605 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14606 in the former documentation of...
14607 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14608 * ira-conflicts.c (get_dup_num): Use address_operand.
14609 * targhooks.c (default_legitimate_address_p): New.
14610 * targhooks.h (default_legitimate_address_p): New.
14611 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14613 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14614 * target.h (struct target): Add legitimate_address_p.
14615 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14616 (TARGET_INITIALIZER): Include it.
14618 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14619 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14620 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14621 (TARGET_LEGITIMATE_ADDRESS_P): New.
14623 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14624 (REG_OK_STRICT_P): Delete.
14625 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14626 (frv_legitimate_address_p_1): ... this.
14627 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14628 (frv_legitimate_address_p_1): ... the renamed old
14629 frv_legitimate_address_p.
14630 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14631 (TARGET_LEGITIMATE_ADDRESS_P): New.
14633 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14634 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14635 * config/s390/s390.c (legitimate_address_p): Rename to...
14636 (s390_legitimate_address_p): ... this, make static.
14637 (legitimize_address): Adjust call.
14638 (TARGET_LEGITIMATE_ADDRESS_P): New.
14639 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14641 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14642 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14643 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14644 (TARGET_LEGITIMATE_ADDRESS_P): New.
14646 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14647 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14648 * config/spu/spu.c (spu_legitimate_address): Rename to...
14649 (spu_legitimate_address_p): ... this, make static.
14650 (TARGET_LEGITIMATE_ADDRESS_P): New.
14652 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14653 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14654 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14655 (sparc_legitimate_address_p): ... this, make static and return bool.
14656 (legitimize_address): Adjust call.
14657 (TARGET_LEGITIMATE_ADDRESS_P): New.
14659 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14660 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14661 * config/i386/i386.c (legitimate_address_p): Rename to...
14662 (ix86_legitimate_address_p): ... this, make static.
14663 (constant_address_p): Move after it, adjust call.
14664 (TARGET_LEGITIMATE_ADDRESS_P): New.
14666 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14667 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14668 * config/avr/avr.c (legitimate_address_p): Rename to...
14669 (avr_legitimate_address_p): ... this, make static.
14670 (legitimize_address): Adjust call.
14671 (TARGET_LEGITIMATE_ADDRESS_P): New.
14673 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14674 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14675 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14676 (TARGET_LEGITIMATE_ADDRESS_P): New.
14678 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14679 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14680 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14681 (TARGET_LEGITIMATE_ADDRESS_P): New.
14683 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14684 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14686 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14688 (TARGET_LEGITIMATE_ADDRESS_P): New.
14690 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14691 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14693 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14695 (m68hc11_legitimate_address_p): ... this, make static.
14696 (go_if_legitimate_address_internal): Rename to...
14697 (m68hc11_legitimate_address_p_1): ... this.
14698 (legitimize_address): Adjust call.
14699 (TARGET_LEGITIMATE_ADDRESS_P): New.
14701 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14702 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14703 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14704 (TARGET_LEGITIMATE_ADDRESS_P): New.
14706 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14707 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14708 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14709 (mn10300_legitimate_address_p): ... this, make static.
14710 (TARGET_LEGITIMATE_ADDRESS_P): New.
14712 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14713 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14714 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14715 (TARGET_LEGITIMATE_ADDRESS_P): New.
14717 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14718 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14719 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14720 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14721 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14722 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14723 (rs6000_legitimate_address_p): ... this, make static.
14724 (TARGET_LEGITIMATE_ADDRESS_P): New.
14725 (REG_MODE_OK_FOR_BASE_P): Delete.
14726 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14728 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14729 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14731 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14732 static, adjust types.
14733 (TARGET_LEGITIMATE_ADDRESS_P): New.
14735 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14736 * config/score/score.c (score_address_p): Rename to...
14737 (score_legitimate_address_p): ... this.
14738 (TARGET_LEGITIMATE_ADDRESS_P): New.
14739 * config/score/score3.c (score3_address_p): Rename to...
14740 (score3_legitimate_address_p): ... this.
14741 * config/score/score7.c (score7_address_p): Rename to...
14742 (score7_legitimate_address_p): ... this.
14744 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14745 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14746 GO_IF_LEGITIMATE_ADDRESS): Delete.
14747 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14748 thumb2_legitimate_address_p): Delete.
14749 (arm_legitimate_address_p): Rename to...
14750 (arm_legitimate_address_outer_p): ... this.
14751 * config/arm/constraints.md ("Uq"): Adjust call.
14752 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14753 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14755 (arm_legitimate_address_outer_p): ... this.
14756 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14758 (TARGET_LEGITIMATE_ADDRESS_P): New.
14760 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14761 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14762 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14763 (TARGET_LEGITIMATE_ADDRESS_P): New.
14765 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14766 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14767 * config/vax/vax.c (legitimate_address_p): Rename to...
14768 (vax_legitimate_address_p): ... this, make static.
14769 (TARGET_LEGITIMATE_ADDRESS_P): New.
14771 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14772 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14773 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14774 (TARGET_LEGITIMATE_ADDRESS_P): New.
14776 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14777 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14778 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14779 (mmix_legitimate_address_p): ... this, make static.
14780 (TARGET_LEGITIMATE_ADDRESS_P): New.
14782 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14783 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14784 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14785 (TARGET_LEGITIMATE_ADDRESS_P): New.
14787 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14789 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14790 of MODE_COMPLEX_INT.
14792 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14794 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14795 LCT_NORMAL in function call.
14796 * mips-tdump.c (print_file_desc): Add cast to enum type.
14797 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14798 (mark_stabs): Add casts to enum types.
14799 (parse_stabs_common): Add casts to enum types.
14801 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14803 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14804 Check for invalid values of LETTER.
14806 2009-05-13 Taras Glek <tglek@mozilla.com>
14808 * attribs.c (register_attribute): moved out attribute registration
14809 into register_attribute.
14810 * doc/plugins.texi: Documented register_attribute and
14812 * gcc-plugin.h: Added forward decl for register_attribute.
14813 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14814 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14815 PLUGIN_ATTRIBUTES boilerplate.
14817 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14819 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14820 values even in sentinel and empty entries.
14821 (ms_printf_flag_specs): Likewise.
14822 (ms_scanf_flag_specs): Likewise.
14823 (ms_strftime_flag_specs): Likewise.
14824 (ms_print_char_table): Likewise.
14825 (ms_scan_char_table): Likewise.
14826 (ms_time_char_table): Likewise.
14828 2009-05-13 Doug Kwan <dougkwan@google.com>
14830 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14832 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14834 * config/mips/mips.md (store): Add attributes for QI and HI.
14836 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14837 (truncdi<mode>2): ... this new pattern.
14839 2009-05-13 Brad Hards <bradh@kde.org>
14841 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14843 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14844 Ben Elliston <bje@au.ibm.com>
14846 PR middle-end/40035
14847 * dse.c (check_mem_read_rtx): Guard against width == -1.
14849 2009-05-13 Michael Matz <matz@suse.de>
14851 PR middle-end/39976
14852 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14853 (trivially_conflicts_p): New function.
14854 (insert_backedge_copies): Use it.
14856 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14858 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14859 (handle_stdc_pragma): Use new enum constant names.
14860 (handle_pragma_float_const_decimal64): Ditto.
14862 2009-05-13 Ian Lance Taylor <iant@google.com>
14864 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14867 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14869 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14870 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14872 * config/m68k/m68k.h (FL_UCLINUX): Define.
14874 2009-05-13 Jan Hubicka <jh@suse.cz>
14876 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14878 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14880 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14881 unless -fschedule-insns is specified.
14883 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14886 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14887 TARGET_EXPAND_CBRANCHDI4.
14888 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14889 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14890 (cmpeqdi): Fix comment.
14892 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14894 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14895 (sh_legitimate_address_p): Likewise.
14896 * config/sh/sh.c (sh_legitimate_index_p): New.
14897 (sh_legitimate_address_p): Likewise.
14898 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14899 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14900 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14901 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14902 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14903 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14904 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14905 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14906 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14908 2009-05-12 Jan Hubicka <jh@suse.cz>
14910 * tree-inline.c (estimate_operator_cost): Add operands;
14911 when division happens by constant, it is cheap.
14912 (estimate_num_insns): Loads and stores are not having cost of 0;
14913 EH magic stuff is cheap; when computing runtime cost of switch,
14914 use log2 base of amount of its cases; builtin_expect has cost of 0;
14915 compute cost for moving return value of call.
14916 (init_inline_once): Initialize time_based flags.
14917 * tree-inline.h (eni_weights_d): Add time_based flag.
14919 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14921 * df-core.c: Update head documentation.
14923 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14926 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14927 shadowing exisiting variable op1.
14929 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14932 * config/i386/driver-i386.c (processor_signatures): New enum.
14933 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14934 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14935 processor signature to detect geode processor.
14937 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14941 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14943 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14944 causes spurious differences between trunk and cond-optab branch.
14946 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14948 * dojump.c (compare_from_rtx): Delete.
14949 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14950 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14951 if the comparison does not satisfy the predicate; test predicates for
14952 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14953 further if one existing pattern fails.
14954 * expr.h (compare_from_rtx): Delete.
14955 (prepare_operand): Declare it.
14956 * optabs.c: Change "lib call" to "libcall" throughout.
14957 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14958 HAVE_conditional_trap, emit_cmp_insn): Delete.
14959 (can_compare_p): Delete cmp_optab case.
14960 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14961 Accept other parameters by value.
14962 (prepare_operand): Make non-static.
14963 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14964 other parameters by value. Try to widen operands here based on
14965 an optab_methods argument and looking at cbranch_optab.
14966 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14967 loop. Use cbranch_optab directly.
14968 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14969 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14971 (emit_conditional_move, emit_conditional_add): Inline what's needed
14972 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14973 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14974 with COMPARE. Move cmov_optab and cstore_optab above
14975 with cbranch_optab, move cmp_optab down with ucmp_optab,
14976 remove tst_otpab. Do not initialize trap_rtx.
14977 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14978 for trap code. Do not check HAVE_conditional_trap. Use
14979 prepare_cmp_insn. Accept no predicate for operand 3.
14980 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14981 (OTI_ctrap, ctrap_optab): New.
14982 (tst_optab): Delete.
14983 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14984 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14985 with lookup of ctrap_optab.
14986 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14988 (ctrap_optab): New.
14990 * combine.c (combine_simplify_rtx, simplify_set): Do not
14991 special case comparing against zero for cc0 machines.
14992 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14993 COMPARE on cc0 machines.
14994 (simplify_relational_operation): Return a new expression when
14995 a COMPARE could be removed.
14996 * final.c (final_scan_insn): Compare cc_status values
14997 against LHS of a (compare FOO (const_int 0)) cc0 source.
14998 Also check if cc_status.value is the full compare.
15000 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15001 (cstoreMM4): Document.
15002 (conditional_trap): Document ctrapMM4 instead.
15003 (sync_compare_and_swapMM): Refer to cbranchcc4.
15004 (Dependent Patterns): Eliminate obsolete information referring to
15005 the old jump optimization phase.
15006 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15007 of compares with 0 on cc0 machines.
15008 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15009 avoiding references to cc0. Remove text about storing operands
15011 * doc/tm.texi (Condition Codes): Include blurb on different
15012 condition code representations, separate into subsections for
15013 CC0, MODE_CC and conditional execution.
15015 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15016 alpha_emit_setcc): Accept operands and a machine mode.
15017 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15018 Get code/op0/op1 from operands, use machine mode argument
15019 instead of alpha_compare.fp_p. Emit the branch here.
15020 (alpha_emit_setcc): Likewise, and return boolean.
15021 (alpha_emit_conditional_move): Likewise. Assert that
15022 cmp_op_mode == cmp_mode, and simplify accordingly.
15023 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15024 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15025 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15027 (stack probe test): Use cbranchdi4.
15028 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15030 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15031 * config/arc/arc.h (movsicc, movsfcc): Use it.
15032 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15033 (cbranchsi4, cstoresi4): New.
15034 (cmpsi, bCC and sCC expanders): Remove.
15036 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15037 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15038 * config/arm/predicates.md (arm_comparison_operator): Only include
15039 floating-point operators if there is a hardware floating-point unit.
15040 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15041 deferring to cbranch_cc and cstore_cc respectively.
15042 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15043 cbranch_cc, cstore_cc): New.
15044 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15046 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15048 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15049 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15051 (adjust_insn_length): Adjust calls.
15052 (avr_reorg): Handle (compare (foo) (const_int 0)).
15053 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15054 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15055 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15056 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15058 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15059 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15061 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15062 (cbranchsi4, cstorebi4, cstoresi4): New.
15063 (movbisi): This insn is duplicate, split it to zero_extend.
15064 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15065 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15066 (bfin_optimize_loop): Use cbranch expander.
15067 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15068 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15069 (bfin_bimode_comparison_operator): ... this.
15070 (bfin_direct_comparison_operator): New.
15072 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15073 inside (compare FOO (const_int 0)).
15074 (cris_rtx_costs): Handle ZERO_EXTRACT.
15075 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15076 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15077 (*tstdi_v32): Delete.
15078 (*cmpdi_non_v32): Add M alternative for operand 1.
15079 (cmpsi, cmp<mode>): Make private.
15080 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15082 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15084 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15085 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15086 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15087 (cc_reg_operand): New.
15088 (any_cond): Delete.
15089 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15090 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15091 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15092 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15093 crx_expand_scond): Delete.
15095 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15097 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15098 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15100 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15101 cstoresi4, cstoresf4, cstoredf4): New.
15102 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15103 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15104 Receive the entire operands array.
15105 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15106 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15107 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15108 Get test/op0/op1 from the operands array.
15109 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15111 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15112 (h8300_expand_store): New.
15113 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15115 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15116 (h8300_expand_store): New.
15117 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15118 or do not try to produce (set (cc0) REG).
15119 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15120 change a compare into a move to a scratch register. Disable some
15121 peepholes when comparing with zero.
15122 (tstsi, tsthi, tstsi, cmpqi): Make private.
15124 (bCC, sCC): Delete.
15125 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15128 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15129 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15130 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15131 (ix86_emit_i387_log1p): Use cbranchxf2.
15132 (ix86_expand_setcc): Return void.
15133 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15134 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15135 cmp<MODEF>, cmpcc): Remove.
15136 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15137 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15138 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15139 (sCC and bCC expanders): Remove.
15140 (stack_protect_test): Use cbranchcc4.
15142 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15144 (ia64_expand_compare): Accept three rtx by reference and return void.
15145 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15146 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15147 from *expr. Update *expr with the BImode comparison to do.
15148 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15149 cmptf, bCC, sCC, conditional_trap): Delete.
15150 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15151 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15152 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15153 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15154 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15156 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15157 type of last argument.
15158 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15159 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15160 use machine mode argument instead of branch_type. Remove dead
15161 code for floating-point comparisons.
15162 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15163 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15165 (cbranchsi4, cstoresi4): New.
15166 * config/iq2000/predicates.md (reg_or_const_operand): New.
15168 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15169 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15170 (b<code>_op): Rewrite to...
15171 (bcc_op): ... this, using match_operator.
15172 (s<code>_op): Rewrite to...
15173 (scc_op): ... this, using match_operator.
15174 (s<code>_24_op): Rewrite to...
15175 (scc_op_24): ... this, using match_operator.
15176 (s<code>_<mode>): Rewrite to...
15177 (cstore<mode>4): ... this, using match_operator.
15178 (s<code>_<mode>_24): Rewrite to...
15179 (cstore<mode>4_24): ... this, using match_operator.
15180 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15181 m32c_unpend_compare, m32c_expand_scc): Delete.
15182 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15183 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15184 (m32c_expand_movcc): Change NE to EQ if necessary.
15185 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15187 * config/m32r/m32r-protos.h (gen_cond_store): New.
15188 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15189 (gen_cond_store): New, from sCC patterns.
15190 (m32r_expand_block_move): Use cbranchsi4.
15191 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15192 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15193 (cbranchsi4, cstoresi4): New.
15195 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15197 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15198 (m68hc11_notice_update_cc): Look into a compare with 0.
15199 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15201 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15202 cmphi, cmpqi, bCC): Delete.
15203 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15204 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15205 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15208 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15209 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15210 * config/m68k/constraints.md (H): New.
15211 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15212 the define_insn below.
15213 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15214 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15215 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15216 patterns): Wrap RHS with COMPARE.
15217 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15218 (*cmpdi_internal): Name this pattern.
15219 (cmpdi): Change to define_insn.
15220 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15221 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15222 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15224 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15225 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15226 (conditional_trap): Change to...
15227 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15228 (*conditional_trap): Use the ordered_comparison_operator and
15229 const1_operand predicates.
15230 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15231 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15232 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15233 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15235 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15236 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15237 (mcore_gen_compare): New.
15238 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15239 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15240 (mcore_gen_compare): ... this.
15241 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15242 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15243 (stack probe pattern): Use cbranchsi4.
15245 * config/mips/predicates.md (mips_cstore_operator): New.
15246 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15247 * config/mips/mips.md (any_cond): Delete.
15248 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15250 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15251 fixuns_truncsfdi2): Use cbranch patterns.
15252 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15253 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15254 Adjust call to mips_expand_conditional_branch.
15255 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15257 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15258 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15259 * config/mips/mips.c (cmp_operands): Delete.
15260 (mips_emit_compare): Get comparison operands from *op0/*op1.
15261 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15262 that it succeeds. Use op0/op1 instead of cmp_operands.
15263 (mips_expand_conditional_branch, mips_expand_conditional_move,
15264 mips_expand_conditional_trap): Likewise.
15265 (mips_block_move_loop): Use cbranch patterns.
15266 * config/mips/mips.h (cmp_operands): Delete.
15268 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15269 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15270 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15271 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15272 (*cmpcc_folded): Rename to...
15273 (*cmpdi_folded): this.
15274 (*cmpcc): Rename to...
15276 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15279 (cbranchdf4): New. Handle invalid comparisons here.
15280 * config/mmix/predicates.md (float_comparison_operator): New.
15282 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15283 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15284 * config/mn10300/mn10300.md (tst): Delete.
15285 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15286 Name these patterns and wrap RHS in a compare.
15287 (*cmpsi): Make this pattern private. Include tst.
15288 (*cmpsf): Make this pattern private.
15289 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15290 (compare with zero peepholes): Likewise.
15292 (cbranchsi4, cbranchsf4): New.
15293 (casesi): Use cbranchsi4.
15295 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15296 hppa_branch_type): Delete.
15297 (return_addr_rtx): Use cbranchsi4.
15298 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15299 Emit CCFPmode comparison here.
15300 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15301 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15302 hppa_branch_type): Delete.
15303 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15304 (movsicc, movdicc): Remove references to hppa_compare_op0,
15305 hppa_compare_op1 and compare_from_rtx.
15306 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15307 (casesi): Use cbranchsi4.
15309 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15310 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15311 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15312 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15313 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15315 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15316 (*branch, *branch_inverted): New.
15318 * config/picochip/picochip.md (cbranchhi4): Use
15319 ordered_comparison_operator.
15320 (cmphi, bCC): Remove.
15322 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15323 (trap_comparison_operator): Delete.
15324 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15325 rs6000_emit_cbranch): Accept mode and operands.
15326 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15327 rs6000_compare_fp_p): Delete.
15328 (rs6000_generate_compare): Accept mode and comparison. Extract code
15329 and op0/op1 from there. Replace references to rs6000_compare_op0
15330 and rs6000_compare_op1.
15331 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15332 extract result from passed operands.
15333 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15334 extract loc from passed operands.
15335 (rs6000_emit_cmove): Likewise.
15336 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15337 rs6000_compare_fp_p): Delete.
15338 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15339 (cbranch<GPR>4, cbranch<FP>4): New.
15340 (cstore<mode>4): New. Consolidate here all choices about when to use
15341 portable or specialized sCC sequences.
15342 (stack_protect_test): Use cbranchsi4.
15343 (conditional_trap): Replace with ctrap<GPR>4.
15344 (conditional trap insn): Replace trap_comparison_operator with
15345 ordered_comparison_operator.
15347 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15348 (s390_emit_prologue): Use ctrap.
15349 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15350 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15351 New predicates replacing...
15352 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15353 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15354 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15355 (add<mode>cc): Do not use s390_compare_op0/op1.
15356 (s<code>): Change to...
15357 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15358 (seq): Change to...
15359 (cstorecc4): ... this. Handle EQ or NE equally.
15360 (*sne): Un-privatize for use in cstorecc4.
15361 (b<code>): Change to...
15362 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15363 (conditional_trap): Replace with...
15364 (ctrap<GPR>4, ctrap<FP>4): ... these.
15365 (stack_protect): Use cbranchcc4.
15367 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15368 * config/score/score-protos.h (score_gen_cmp): Delete.
15369 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15370 (score_block_move-loop): Use cbranchsi4.
15371 * config/score/score.md (cbranchsi4): New.
15372 (cmpsi, bCC): Delete.
15373 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15374 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15375 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15376 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15377 * config/score/score3.h (score3_gen_cmp): Delete.
15378 * config/score/score7.h (score7_gen_cmp): Delete.
15380 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15381 (sh_emit_scc_to_t): ... this. Return void.
15382 (from_compare): Rename to...
15383 (sh_emit_compare_and_branch): ... this.
15384 (sh_emit_compare_and_set): New.
15385 (sh_expand_t_scc): Accept operands.
15386 * config/sh/predicates.md (sh_float_comparison_operator): New.
15387 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15388 (prepare_scc_operands): Rename to...
15389 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15391 (sh_emit_cheap_store_flag): New.
15392 (sh_emit_set_t_insn): New.
15393 (from_compare): Rename to...
15394 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15395 handling of TARGET_SH2E floating point to avoid recursive call.
15396 Generate branch here.
15397 (sh_emit_compare_and_set): New.
15398 (sh_expand_t_scc): Get op0/op1 from arguments.
15399 (sh_emit_cheap_store_flag): New.
15400 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15402 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15403 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15404 (movsicc, movdicc): Do nothing when it recreated operands from
15405 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15406 prepare_scc_operands (now sh_emit_scc_to_t).
15407 (udivdi3): Use cstoresi4.
15408 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15409 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15410 (cbranchint4_media, cbranchfp4_media): New.
15411 (casesi): Use cbranchdi4.
15412 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15414 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15415 (movnegt): Remove second operand.
15416 (cbranchsf4, cbranchdf4): New.
15417 (stack_protect): Use cbranchdi4/cbranchsi4.
15419 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15420 (gen_compare_reg): Accept comparison, extract part of it to...
15421 (gen_compare_reg_1): ... this.
15422 (gen_compare_operator): Delete.
15423 (gen_v9_scc): Accept separate destination, comparison code and arms.
15424 Do not use sparc_compare_op0/sparc_compare_op1.
15425 (emit_scc_insn, emit_conditional_branch_insn): New.
15426 (emit_v9_brxx): Make static. Remove useless assertion.
15427 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15429 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15430 * config/sparc/sparc-protos.h (gen_compare_reg,
15431 sparc_emit_float_lib_cmp): Adjust prototype.
15432 (emit_scc_insn, emit_conditional_branch_insn): New.
15433 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15434 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15435 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15436 iterators to the top.
15437 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15438 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15439 snedi_special_trunc): Delete.
15440 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15441 and snedi_special_trunc.
15442 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15443 cbranchdi4, cbranch<F:mode>4): New.
15444 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15445 here. Use gen_compare_reg instead of gen_compare_operator.
15446 (conditional_trap): Replace with...
15447 (ctrapsi4, ctrapdi4): ... this.
15448 (stack_protect_test): Use cbranchcc4.
15450 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15452 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15453 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15454 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15455 from operands[0] or operands[3] depending on is_set.
15456 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15457 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15458 cmpdf, bCC), sCC: Remove.
15459 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15460 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15462 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15463 spu_emit_branch_or_set.
15465 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15467 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15468 xstormy16_compare_op1): Delete.
15469 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15470 xstormy16_compare_op1): Delete.
15471 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15473 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15474 (cmphi, cmpsi, bCC): Remove.
15476 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15477 (*cmpsi): ... this one.
15478 (cbranchsi4, cstoresi4): New.
15479 (bCC expanders): Delete.
15480 (sCC insns): Fold into...
15481 (*setcc): ... this one.
15482 (casesi): Do not use gen_cmpsi and gen_bgtu.
15483 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15484 (movsicc): Simplify.
15485 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15487 * config/vax/vax-protos.h (cond_name): New.
15488 (vax_output_conditional_branch): Remove.
15489 * config/vax/vax.c (cond_name): New.
15490 (vax_output_conditional_branch): Remove.
15491 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15492 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15493 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15494 (bit<VAXint>): Wrap source with (compare).
15495 (b<code> and following unnamed pattern): Rename to *branch and
15496 *branch_reversed. Change macroization to match_operator.
15497 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15499 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15500 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15501 Change last argument to machine_mode.
15502 (xtensa_expand_scc): Add machine_mode argument.
15503 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15504 (gen_conditional_move, xtensa_expand_conditional_branch,
15505 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15506 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15507 Adjust operand numbers.
15508 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15510 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15511 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15512 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15514 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15516 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15517 causes spurious differences between trunk and cond-optab branch.
15519 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15522 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15524 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15526 * tree.c (iterative_hash_pointer): Delete.
15527 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15528 Hash UIDs and versions of SSA names. Don't special-case built-in
15529 function declarations.
15531 2009-05-11 Ian Lance Taylor <iant@google.com>
15534 * graphite.c: Force -Wc++-compat to only be a warning before
15535 #including "cloog/cloog.h".
15537 2009-05-11 Martin Jambor <mjambor@suse.cz>
15539 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15541 2009-05-11 Jan Hubicka <jh@suse.cz>
15543 * tree-ssa-loop-ivcanon.c: Include target.h
15544 (struct loop_size): new structure.
15545 (constant_after_peeling): New predicate.
15546 (tree_estimate_loop_size): New function.
15547 (estimated_unrolled_size): Rewrite for new estimates.
15548 (try_unroll_loop_completely): Use new estimates.
15549 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15551 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15553 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15554 libcpp interface change.
15555 (spu_macro_to_expand): Likewise.
15557 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15559 PR tree-optimization/40026
15560 * gimplify.c (gimplify_init_constructor): Change initial conditional
15561 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15562 optimize_compound_literals_in_ctor.
15564 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15566 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15568 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15570 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15572 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15573 HOST_WIDE_INT for gap.
15575 2009-05-11 Ira Rosen <irar@il.ibm.com>
15577 PR tree-optimization/40074
15578 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15579 account in group size and step comparison.
15581 2009-05-11 Richard Guenther <rguenther@suse.de>
15583 * passes.c (init_optimization_passes): Strip now incorrect comment.
15584 (execute_function_todo): Do not set PROP_alias.
15585 * tree-pass.h (PROP_alias): Remove.
15586 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15587 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15588 * tree-nrv.c (pass_return_slot): Likewise.
15589 * tree-object-size.c (pass_object_sizes): Likewise.
15590 * tree-ssa-dom.c (pass_dominator): Likewise.
15591 (pass_phi_only_cprop): Likewise.
15592 * tree-ssa-dse.c (pass_dse): Likewise.
15593 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15594 (pass_cselim): Likewise.
15595 * tree-ssa-pre.c (pass_pre): Likewise.
15596 (pass_fre): Likewise.
15597 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15598 * tree-ssa-sink.c (pass_sink_code): Likewise.
15599 * tree-stdarg.c (pass_stdarg): Likewise.
15600 * tree-tailcall.c (pass_tail_calls): Likewise.
15601 * tree-vrp.c (pass_vrp): Likewise.
15603 2009-05-10 Ian Lance Taylor <iant@google.com>
15605 * basic-block.h (enum profile_status): Break out of struct
15606 control_flow_graph.
15607 * cgraph.h (struct inline_summary): Break out of struct
15609 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15610 of struct cgraph_order_sort.
15611 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15612 * cse.c (struct branch_path): Break out of struct
15613 cse_basic_block_data.
15614 * except.h (enum eh_region_type): Break out of struct eh_region.
15615 * gcc.c (enum add_del): Break out of struct modify_target.
15616 * genrecog.c (enum decision_type): Break out of struct decision_test.
15617 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15619 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15620 * regmove.c (enum match_use): New enum, broken out of struct match.
15621 * sched-int.h (enum post_call_group): New enum, broken out of
15623 (struct deps_reg): Break out of struct deps.
15624 * target.h (struct asm_int_op): Break out of struct gcc_target.
15625 * tree-eh.c (struct goto_queue_node): Break out of struct
15627 * tree-inline.h (enum copy_body_cge_which): Break out of
15629 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15631 * c-decl.c (in_struct, struct_types): New static variables.
15632 (pushtag): Add loc parameter. Change all callers.
15633 (lookup_tag): Add ploc parameter. Change all callers.
15634 (check_compound_literal_type): New function.
15635 (parser_xref_tag): Add loc parameter. Change all callers. If
15636 -Wc++-compat, warn about struct/union/enum types defined within a
15638 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15639 and loc parameters. Change all callers. Change error calls to
15640 error_at, using loc. For a redefinition, if the location of the
15641 original definition is known, report it. Set in_struct and
15642 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15643 (finish_struct): Add new parameters enclosing_in_struct and
15644 enclosing_struct_types. Change all callers. Set
15645 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15646 in the struct. If in a struct, add this struct to struct_types.
15647 (start_enum): Add loc parameter. Change all callers. Use
15648 error_at for errors, using loc. For a redefinition, if the
15649 location of the original definition is known, report it. If in a
15650 struct, add this enum type to struct_types. If -Wc++-compat warn
15651 if in sizeof, typeof, or alignof.
15652 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15653 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15654 (c_parser_enum_specifier): Get enum location for start_enum.
15655 (c_parser_struct_or_union_specifier): Get struct location for
15656 start_struct. Save in_struct and struct_types status between
15657 start_struct and finish_struct.
15658 (c_parser_cast_expression): Get location of cast.
15659 (c_parser_alignof_expression): Get location of type.
15660 (c_parser_postfix_expression): Likewise.
15661 (c_parser_postfix_expression_after_paren_type): Add type_loc
15662 parameter. Change all callers. Call check_compound_literal_type.
15663 Use type_loc for error about variable size type.
15664 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15665 of an enum constant from an enum type defined in a struct or union.
15666 (c_cast_expr): Add loc parameter. Change all callers. If
15667 -Wc++-compat, warn about defining a type in a cast.
15668 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15669 (start_enum, start_struct, finish_struct): Update declarations.
15670 (parser_xref_tag, c_cast_expr): Update declarations.
15671 (check_compound_literal_type): Declare.
15673 2009-05-11 Ben Elliston <bje@au.ibm.com>
15675 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15676 for recent libcpp interface change.
15677 (rs6000_macro_to_expand): Likewise.
15679 2009-05-10 Michael Matz <matz@suse.de>
15682 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15683 not at entry of function.
15685 2009-05-10 Richard Guenther <rguenther@suse.de>
15687 PR tree-optimization/40081
15689 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15690 using the main variant of the element type. Do not fiddle with
15691 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15693 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15694 structs with volatile fields.
15696 2009-05-10 Jan Hubicka <jh@suse.cz>
15698 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15699 (estimate_move_cost): Assert that it does not get called for
15701 (estimate_num_insns): Skip VOID types in argument handling.
15702 (optimize_inline_calls): Delete unreachable blocks and verify that
15703 callgraph is valid.
15705 2009-05-10 Jan Hubicka <jh@suse.cz>
15707 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15708 * cgraph.c (cgraph_mark_address_taken_node): New function.
15709 (dump_cgraph_node): Dump new flag.
15710 * cgraph.h (struct cgraph_node): Add address_taken.
15711 (cgraph_mark_address_taken_node): New function.
15712 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15713 since new direct calls can be born.
15715 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15717 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15718 tok->val.node.node.
15720 2009-05-10 Jan Hubicka <jh@suse.cz>
15722 PR middle-end/40084
15723 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15725 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15726 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15727 * tree-inline.c (copy_bb): Set frequency correctly.
15728 (fold_marked_statements): Update call to
15729 cgraph_update_edges_for_call_stmt.
15731 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15733 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15734 identifiers in diagnostics.
15735 * config/arm/arm.c (arm_handle_fndecl_attribute,
15736 arm_handle_isr_attribute): Likewise.
15737 * config/avr/avr.c (avr_handle_progmem_attribute,
15738 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15739 * config/bfin/bfin.c (handle_int_attribute,
15740 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15741 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15742 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15744 * config/darwin.c (darwin_handle_kext_attribute,
15745 darwin_handle_weak_import_attribute): Likewise.
15746 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15747 h8300_handle_eightbit_data_attribute,
15748 h8300_handle_tiny_data_attribute): Likewise.
15749 * config/i386/i386.c (ix86_handle_cconv_attribute,
15750 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15751 * config/i386/winnt.c (ix86_handle_shared_attribute,
15752 ix86_handle_selectany_attribute): Likewise.
15753 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15754 * config/m32c/m32c.c (function_vector_handler): Likewise.
15755 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15756 m68hc11_handle_fntype_attribute): Likewise.
15757 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15758 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15759 * config/mips/mips.c (mips_insert_attributes,
15760 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15761 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15762 rs6000_handle_struct_attribute): Likewise.
15763 * config/sh/sh.c (sh_insert_attributes,
15764 sh_handle_resbank_handler_attribute,
15765 sh_handle_interrupt_handler_attribute,
15766 sh2a_handle_function_vector_handler_attribute,
15767 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15769 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15770 * config/spu/spu.c (spu_handle_fndecl_attribute,
15771 spu_handle_vector_attribute): Likewise.
15772 * config/stormy16/stormy16.c
15773 (xstormy16_handle_interrupt_attribute): Likewise.
15774 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15775 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15777 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15779 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15780 (pp_translate_identifiers): New.
15781 (pp_identifier): Only conditionally translate identifier to locale
15783 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15784 (pp_base_tree_identifier): Only conditionally translate identifier
15785 to locale character set.
15786 * c-pretty-print.c (M_): Define.
15787 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15788 fragments for conditional translation with M_.
15789 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15790 identifier translation.
15792 2009-05-10 Richard Guenther <rguenther@suse.de>
15794 PR tree-optimization/40081
15795 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15796 using the main variant of the element type. Do not fiddle with
15797 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15799 2009-05-09 Jan Hubicka <jh@suse.cz>
15801 PR middle-end/40080
15802 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15803 indirect calls; verify cgraph afterwards.
15805 2009-05-09 Jan Hubicka <jh@suse.cz>
15808 * ipa.c (update_inlined_to_pointer): New function.
15809 (cgraph_remove_unreachable_nodes): Use it.
15811 2009-05-09 Jan Hubicka <jh@suse.cz>
15813 * tree-eh.c (struct leh_state): Remove prev_try.
15814 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15815 not track prev_try.
15816 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15817 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15818 remove_eh_handler_and_replace, foreach_reachable_handler,
15819 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15820 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15821 (gen_eh_region_cleanup): Update prototype.
15823 2009-05-09 Jan Hubicka <jh@suse.cz>
15825 PR middle-end/40043
15826 * except.c (copy_eh_region): Always set prev_try.
15827 (redirect_eh_edge_to_label): Find outer try.
15828 (foreach_reachable_handler): When looking for prev try
15829 handle case where previous try is not going to be taken.
15831 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15833 PR tree-optimization/40049
15834 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15835 only vector/vector shifts, convert the type of the constant to the
15836 appropriate type to avoid building incorrect trees, which
15837 eventually have problems with garbage collection.
15839 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15841 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15842 -1 for complex floating-point types if honoring signed zeros.
15844 2009-05-08 Jan Hubicka <jh@suse.cz>
15846 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15847 argument; handle correctly when profile is absent.
15848 (build_cgraph_edges): Update.
15849 (rebuild_cgraph_edges): Update.
15850 * cgraph.c: Do not include varray.h.
15851 (cgraph_set_call_stmt_including_clones): New function.
15852 (cgraph_create_edge_including_clones): Likewise
15853 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15854 (cgraph_update_edges_for_call_stmt): Handle clones.
15855 (cgraph_remove_node): Handle clone tree.
15856 (cgraph_remove_node_and_inline_clones): New function.
15857 (dump_cgraph_node): Dump clone tree.
15858 (cgraph_clone_node): Handle clone tree.
15859 (clone_function_name): Bring here from tree-inline.c.
15860 (cgraph_create_virtual_clone): New function.
15861 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15862 (cgraph_clone_info): New function.
15863 (strut cgraph_node): Add clone_info and new clone tree pointers.
15864 (cgraph_remove_node_and_inline_clones,
15865 cgraph_set_call_stmt_including_clones,
15866 cgraph_create_edge_including_clones,
15867 cgraph_create_virtual_clone): Declare.
15868 (cgraph_function_versioning): Use VEC argument.
15869 (compute_call_stmt_bb_frequency): Update prototype.
15870 (cgraph_materialize_all_clones): New function.
15871 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15872 (ipcp_create_replace_map): Update to VECtors.
15873 (ipcp_update_callgraph): Use virtual clones.
15874 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15875 (ipcp_update_profiling): Do not update local profiling.
15876 (ipcp_insert_stage): Use VECtors and virtual clones.
15877 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15878 (clone_of_p): New function.
15879 (cgraph_preserve_function_body_p): Use clone tree.
15880 (cgraph_optimize): Materialize clones.
15881 (cgraph_function_versioning): Update for VECtors.
15882 (save_inline_function_body): Use clone tree.
15883 (cgraph_materialize_clone): New function.
15884 (cgraph_materialize_all_clones): Likewise.
15885 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15886 * ipa.c: Include gimple.h.
15887 (cgraph_remove_unreachable_nodes): Use clone tree.
15888 * ipa-prop.c (ipa_note_param_call): Update call to
15889 compute_call_stmt_bb_frequencycall.
15890 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15891 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15892 (copy_bb): Handle updating of clone tree; add new edge when new call
15894 (expand_call_inline): Be strict about every call having edge.
15895 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15896 (delete_unreachable_blocks_update_callgraph): New function.
15897 (tree_function_versioning): Use VECtors; always remove unreachable
15898 blocks and fold conditionals.
15899 * tree-inline.h: Do not include varray.h.
15900 (tree_function_versioning): Remove.
15901 * Makefile.in (GTFILES): Remove tree-inline.c
15902 * passes.c (do_per_function): Do only functions having body.
15903 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15906 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15907 Andrew Morrow <acm@google.com>
15910 * c-common.c (c_common_attribute_table): Permit deprecated
15911 attribute to take an optional argument.
15912 (handle_deprecated_attribute): If the optional argument to
15913 __attribute__((deprecated)) is not a string ignore the attribute
15914 and emit a warning.
15916 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15917 * c-typeck.c (build_component_ref): Likewise.
15918 (build_external_ref): Likewise.
15920 * toplev.c (warn_deprecated_use): Add an attribute argument.
15921 Emit the message associated with __attribute__((deprecated)).
15923 * toplev.h (warn_deprecated_use): Updated.
15925 * doc/extend.texi: Document new optional parameter to
15926 __attribute__((deprecated))
15928 2009-05-08 Michael Eager <eager@eagercon.com>
15930 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15931 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15933 2009-05-08 Richard Guenther <rguenther@suse.de>
15935 PR tree-optimization/40062
15936 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15937 Avoid exponential behavior.
15939 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15941 PR rtl-optimization/33928
15943 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15944 process_uses, build_single_def_use_links): New.
15945 (update_df): Update use_def_ref.
15946 (forward_propagate_into): Use get_def_for_use instead of use-def
15948 (fwprop_init): Call build_single_def_use_links and let it initialize
15950 (fwprop_done): Free use_def_ref.
15951 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15952 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15953 df_rd_simulate_one_insn): New.
15954 (df_rd_bb_local_compute_process_def): Update head comment.
15955 (df_chain_create_bb): Use the new RD simulation functions.
15956 * df.h (df_rd_simulate_artificial_defs_at_top,
15957 df_rd_simulate_one_insn): New.
15958 * opts.c (decode_options): Enable fwprop at -O1.
15959 * doc/invoke.texi (-fforward-propagate): Document this.
15961 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15964 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15965 and one complex operand specially.
15966 * tree-complex.c (some_nonzerop): Do not identify a real value as
15967 zero if flag_signed_zeros.
15969 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15971 PR rtl-optimization/33928
15972 * loop-invariant.c (record_use): Fix && vs. || mishap.
15974 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15976 PR rtl-optimization/33928
15977 * loop-invariant.c (struct use): Add addr_use_p.
15978 (struct def): Add n_addr_uses.
15979 (struct invariant): Add cheap_address.
15980 (create_new_invariant): Set cheap_address.
15981 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15982 (record_uses): Pass df_ref to record_use.
15983 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15986 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15988 * config/sh/sh.c: Do not include c-pragma.h.
15990 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15992 * config/spu/spu.c: Remove include of c-common.h.
15994 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15997 * c-common.h (mark_valid_location_for_stdc_pragma,
15998 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15999 clear_float_const_decimal64, float_const_decimal64_p): New.
16000 * c.opt (Wunsuffixed-float-constants): New.
16001 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16002 unsuffixed float constant, handle new warning.
16003 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16004 * c-decl.c (c_scope): New flag float_const_decimal64.
16005 (set_float_const_decimal64, clear_float_const_decimal64,
16006 float_const_decimal64_p): New.
16007 (push_scope): Set new flag.
16008 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16009 to use STDC pragmas.
16010 (c_parser_external_declaration): Ditto.
16011 (c_parser_compound_statement_nostart): Ditto.
16012 * c-pragma.c (valid_location_for_stdc_pragma,
16013 mark_valid_location_for_stdc_pragma,
16014 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16015 handle_pragma_float_const_decimal64): New.
16016 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16017 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16018 set_float_const_decimal64, clear_float_const_decimal64,
16019 float_const_decimal64_p): New dummy functions.
16020 * doc/extend.texi (Decimal Float): Remove statement that the
16021 pragma, and suffix for double constants, are not supported.
16022 * doc/invoke.texi (Warning Options): List new option.
16023 (-Wunsuffixed-float-constants): New.
16025 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16027 * config/i386/i386.c: Do not include c-common.h.
16029 2009-05-07 Mark Heffernan <meheff@google.com>
16031 * doc/invoke.texi (Debugging Options): Document change of debugging
16033 * opts.c (decode_options): Make dump_base_name relative to
16034 aux_base_name directory.
16036 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16038 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16039 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16041 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16043 * Makefile.in (install-plugin): Simplify a bit.
16045 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16047 * Makefile.in (OBJS-common): Add regcprop.o.
16049 * timevar.def (TV_CPROP_REGISTERS): New.
16050 * regrename.c (regrename_optimize): Return 0.
16051 (rest_of_handle_regrename): Delete.
16052 (pass_rename_registers): Point to regrename_optimize.
16053 (struct value_data_entry, struct value_data,
16054 kill_value_one_regno, kill_value_regno, kill_value,
16055 set_value_regno, init_value_data, kill_clobbered_value,
16056 kill_set_value, kill_autoinc_value, copy_value,
16057 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16058 replace_oldest_value_reg, replace_oldest_value_addr,
16059 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16060 debug_value_data, validate_value_data): Move...
16061 * regcprop.c: ... here.
16062 (rest_of_handle_cprop): Delete.
16063 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16065 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16067 PR middle-end/40057
16068 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16069 GEN_INT for 1 << bitnum.
16070 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16071 build_int_cst_type.
16073 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16075 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16076 Remove wrong description of "nand" operation.
16078 2009-05-06 Richard Guenther <rguenther@suse.de>
16079 Adam Nemet <anemet@caviumnetworks.com>
16081 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16082 comment. Add that if LHS is not a gimple register, then RHS1 has
16083 to be a single object (GIMPLE_SINGLE_RHS).
16085 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16087 * expr.c (get_def_for_expr): Move it up in the file.
16088 (store_field): When expanding a bit-field store, look at the
16089 defining gimple stmt for the masking conversion.
16091 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16093 PR middle-end/39986
16094 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16095 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16096 32-bit memcpy into long.
16098 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16100 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16101 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16103 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16104 instead of appending DW_OP_deref*.
16106 2009-05-06 Michael Matz <matz@suse.de>
16108 PR middle-end/40021
16109 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16110 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16112 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16114 * Makefile.in (install-plugin): Fix srcdir handling.
16116 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16118 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16119 when processing for not_regs_needed bitmap.
16120 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16121 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16122 handling it for rhs.
16124 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16126 * config/i386/i386.md (unnamed inc/dec peephole): Use
16127 optimize_insn_for_size_p instead of optimize_size.
16128 * config/i386/predicates.md (incdec_operand): Likewise.
16129 (aligned_operand): Likewise.
16130 * config/i386/sse.md (divv8sf3): Likewise.
16131 (sqrtv8sf2): Likewise.
16133 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16135 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16137 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16139 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16141 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16142 ssemodesuffixf2c with avxmodesuffixf2c.
16144 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16147 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16149 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16151 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16152 (struct tree_base): Adjust spacing for 8 bit boundaries.
16153 (struct tree_decl_common): Add decl_by_reference_flag bit.
16154 (DECL_BY_REFERENCE): Adjust.
16155 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16156 print DECL_BY_REFERENCE bit.
16157 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16158 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16159 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16160 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16163 PR middle-end/39666
16164 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16165 range of the type, but default label is missing, add it with one
16166 of the existing labels instead of adding a new label for it.
16168 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16172 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16174 * Makefile.in (enable_plugin, plugin_includedir): New.
16175 (install): Depend on install-plugin.
16176 (PLUGIN_HEADERS): New.
16177 (install-plugin): New.
16178 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16180 2009-05-05 Richard Guenther <rguenther@suse.de>
16182 PR tree-optimization/40022
16183 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16185 (phivn_valid_p): Fix tuplification error, simplify.
16186 (phiprop_insert_phi): Add dumps.
16187 (propagate_with_phi): Simplify.
16189 2009-05-05 Richard Guenther <rguenther@suse.de>
16191 PR middle-end/40023
16192 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16194 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16196 * tree.h (strip_float_extensions): Remove duplicate declaration.
16197 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16198 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16199 block_ultimate_origin): Rearrange the declarations line to match the
16200 comment that indicates the .c file which the functions are defined.
16201 (dwarf2out_*, set_decl_rtl): Add comment.
16202 (get_base_address): Adjust comment.
16203 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16204 declarations line and add comment.
16205 (is_builtin_name): Add blank after function name, for clarity.
16207 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16209 * attribs.c (decl_attributes): Use %qE for identifiers in
16211 * cgraphunit.c (verify_cgraph_node): Translate function names to
16212 locale character set in diagnostics.
16213 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16215 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16216 Document that functions are named in UTF-8.
16217 * expr.c (expand_expr_real_1): Translate function names to locale
16218 character set in diagnostics.
16219 * gimplify.c (omp_notice_variable, omp_is_private,
16220 gimplify_scan_omp_clauses): Use %qE for identifiers in
16222 * langhooks.c (lhd_print_error_function): Translate function names
16223 to locale character set.
16224 * langhooks.h (decl_printable_name): Document that return value is
16225 in internal character set.
16226 * stmt.c: Include pretty-print.h
16227 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16229 (resolve_operand_name_1): Translate named operand name to locale
16231 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16233 * toplev.c (announce_function): Translate function names to locale
16235 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16236 (default_tree_printer): Use pp_identifier or translate identifiers
16237 to locale character set. Mark "<anonymous>" for translation.
16238 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16239 for identifiers in diagnostics.
16240 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16242 * varasm.c (output_constructor): Use %qE for identifiers in
16245 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16247 * configure.ac: use ` ` instead of $()
16248 * configure: Regenerate.
16250 2009-05-05 Ben Elliston <bje@au.ibm.com>
16252 * config/pa/linux-atomic.c: Eliminate conditional include of
16253 errno.h on non-LP64 systems to simplify build requirements.
16255 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16257 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16259 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16260 and pass value to identifier_to_locale.
16261 (warn_variable_length_array): Make name a tree.
16262 (grokdeclarator): Separate diagnostic texts for named and unnamed
16263 declarators. Use %qE for named declarators.
16264 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16266 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16267 identifiers in diagnostics.
16268 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16269 identifier_to_locale. Mark "anonymous" strings for translation.
16271 2009-05-04 Michael Eager <eager@eagercon.com>
16273 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16274 address for DImode/DFmode only if double-precision FP regs.
16276 2009-05-04 Michael Eager <eager@eagercon.com>
16278 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16279 TARGET_SINGLE_FLOAT check.
16281 2009-05-04 Michael Eager <eager@eagercon.com>
16283 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16285 2009-05-04 Michael Eager <eager@eagercon.com>
16287 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16288 * config/rs6000/t-xilinx: New
16290 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16292 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16293 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16294 * gcc/explow.c (memory_address): Use target hook.
16295 * gcc/targhooks.c (default_legitimize_address): New.
16296 * gcc/targhooks.h (default_legitimize_address): New.
16297 * gcc/target.h (legitimize_address): New.
16298 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16299 (TARGET_INITIALIZER): Include it.
16300 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16302 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16303 * config/bfin/bfin.c (legitimize_address): Remove.
16304 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16305 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16307 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16308 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16310 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16311 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16312 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16313 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16314 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16315 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16316 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16317 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16318 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16319 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16320 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16321 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16322 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16323 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16324 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16325 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16326 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16327 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16328 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16329 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16330 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16331 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16332 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16334 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16335 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16336 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16337 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16338 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16339 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16340 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16341 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16342 (thumb_legitimize_address): Delete.
16343 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16344 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16345 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16346 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16347 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16348 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16350 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16353 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16354 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16355 * config/m32r/m32r.c (m32r_legitimize_address): New.
16356 * config/m68k/m68k.c (m68k_legitimize_address): New.
16357 * config/score/score.c (score_legitimize_address): Standardize.
16358 * config/score/score3.c (score3_legitimize_address): Standardize.
16359 * config/score/score3.h (score3_legitimize_address): Adjust.
16360 * config/score/score7.c (score7_legitimize_address): Standardize.
16361 * config/score/score7.h (score7_legitimize_address): Adjust.
16362 * config/sh/sh.c (sh_legitimize_address): New.
16363 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16365 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16366 (s390_legitimize_address): ... this.
16367 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16368 (sparc_legitimize_address): ... this.
16369 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16370 (ix86_legitimize_address): ... this.
16371 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16372 (avr_legitimize_address): ... this.
16373 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16374 (mn10300_legitimize_address): ... this.
16375 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16376 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16377 (alpha_expand_mov): Adjust call.
16379 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16380 * config/spu/spu.c (spu_legitimize_address): Likewise.
16381 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16382 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16384 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16386 * intl.c (locale_encoding, locale_utf8): New.
16387 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16388 * intl.h (locale_encoding, locale_utf8): Declare.
16389 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16390 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16392 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16394 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16395 (pp_base_tree_identifier): Declare as function.
16396 (identifier_to_locale): Declare.
16397 * Makefile.in (pretty-print.o): Update dependencies.
16398 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16400 2009-05-04 Richard Guenther <rguenther@suse.de>
16402 PR middle-end/40015
16403 * builtins.c (fold_builtin_memory_op): Do not decay to element
16404 type if the size matches the whole array.
16406 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16408 * expmed.c (synth_mult): When trying out a shift, pass the result
16411 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16413 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16414 (shiftsub1_cost): New.
16415 (init_expmed): Compute shiftsub1_cost.
16416 (synth_mult): Optimize multiplications by constants of the form
16417 -(2^^m-1) for some constant positive integer m.
16419 2009-05-03 Richard Guenther <rguenther@suse.de>
16422 * c-typeck.c (array_to_pointer_conversion): Do not built
16423 ADDR_EXPRs of arrays of pointer-to-element type.
16424 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16425 up wrong ADDR_EXPRs after-the-fact.
16426 * c-common.c (strict_aliasing_warning): Strip pointer
16427 conversions for obtaining the original type.
16428 * builtins.c (fold_builtin_memset): Handle array types.
16429 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16432 2009-05-03 Richard Guenther <rguenther@suse.de>
16434 PR middle-end/23329
16435 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16436 Do not lose casts from array types with unknown extent to array
16437 types with known extent.
16438 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16439 alias set compatibility.
16441 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16443 * flags.h (extra_warnings): Delete.
16444 * toplev.c (process_options): Handle Wuninitialized here.
16445 * opts.c (extra_warnings): Delete.
16446 (set_Wextra): Delete.
16447 (common_handle_option): -Wextra can be handled automatically.
16448 * c-opts.c (c_common_handle_option): Delete obsolete code.
16449 (c_common_post_options): Simplify comment.
16450 * common.opt (W): Add Var.
16452 (Wuninitialized): Initialize to -1.
16454 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16455 Richard Guenther <rguenther@suse.de>
16457 * expr.c (get_def_for_expr): New function.
16458 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16459 SSA rather than trees.
16460 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16461 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16463 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16465 * c-common.c (reswords): Add _Imaginary.
16466 * c-common.c (enum rid): Add RID_IMAGINARY.
16468 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16470 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16471 Patch by Richard Guenther.
16473 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16475 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16476 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16477 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16478 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16479 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16480 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16481 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16482 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16483 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16484 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16485 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16486 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16487 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16488 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16489 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16490 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16491 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16492 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16494 2009-05-02 Richard Guenther <rguenther@suse.de>
16496 PR tree-optimization/39940
16497 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16500 2009-05-02 Richard Guenther <rguenther@suse.de>
16502 PR middle-end/40001
16503 * tree-ssa.c (execute_update_addresses_taken): Properly check
16504 if we can mark a variable DECL_GIMPLE_REG_P.
16505 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16506 back to the end of the function.
16507 (is_gimple_reg_type): Remove complex type special casing.
16508 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16511 2009-05-02 Ben Elliston <bje@au.ibm.com>
16513 * doc/collect2.texi (Collect2): Document search path behaviour
16514 when configured with --with-ld.
16516 2009-05-02 Jan Hubicka <jh@suse.cz>
16518 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16519 parameter; update callers.
16520 (coalesce_cost_edge): EH edges are costier because they needs
16521 splitting even if not critical and even more costier when there are
16522 multiple EH predecestors.
16524 2009-05-02 Jan Hubicka <jh@suse.cz>
16526 * except.c (remove_eh_handler_and_replace): Handle updating after
16527 removing TRY blocks.
16529 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16531 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16533 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16535 * varasm.c: Do not include c-pragma.h.
16536 * attribs.c: Do not incude c-common.h.
16538 2009-05-01 Michael Matz <matz@suse.de>
16540 * calls.c (initialize_argument_information): Handle SSA names like
16541 decls with a non MEM_P DECL_RTL.
16543 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16545 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16546 * ipa-utils.c: Likewise.
16547 * ipa-type-escape.c: Likewise.
16548 * cgraphunit.c Do not include c-common.h.
16549 * ipa-pure-const.c: Likewise.
16550 * tree-if-conv.c: Likewise.
16551 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16552 * ipa-struct-reorg.c: Likewise.
16553 * tree-nomudflap.c: Likewise.
16554 * tree-ssa-structalias.c: Likewise.
16556 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16558 * store-motion.c: Many cleanups to make this pass a first-class
16559 citizen instead of an appendix to gcse load motion. Add TODO list
16560 to make this pass faster/cleaner/better.
16562 (struct ls_expr): Post gcse.c-split cleanups.
16563 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16564 "stores" field to "avail_stores".
16565 (pre_ldst_mems): Rename to store_motion_mems.
16566 (pre_ldst_table): Rename to store_motion_mems_table.
16567 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16568 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16569 (ldst_entry): Rename to st_expr_entry, update users.
16570 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16571 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16572 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16574 (first_ls_expr): Rename to first_st_expr, update users.
16575 (next_ls_expr): Rename to next_st_expr, update users.
16576 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16577 fields properly for store motion instead of names inherited from load
16579 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16580 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16583 (ae_kill): Rename to st_kill, update users.
16584 (ae_gen): Rename to st_avloc, update users.
16585 (transp): Rename to st_transp, update users.
16586 (pre_insert_map): Rename to st_insert_map, update users.
16587 (pre_delete_map): Rename to st_delete_map, update users.
16588 (insert_store, build_store_vectors, free_store_memory,
16589 one_store_motion_pass): Update for abovementioned changes.
16591 (gcse_subst_count, gcse_create_count): Remove.
16592 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16593 and "n_stores_created", local variables.
16595 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16598 (regvec, compute_store_table_current_insn): Remove.
16599 (reg_set_info, reg_clear_last_set): Remove.
16600 (compute_store_table): Use DF caches instead of local dataflow
16603 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16605 * c-objc-common.c (c_tree_printer): Print identifiers with
16606 pp_identifier, not pp_string. Mark "({anonymous})" for
16608 * c-pretty-print.c (pp_c_ws_string): New.
16609 (pp_c_cv_qualifier, pp_c_type_specifier,
16610 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16611 pp_c_storage_class_specifier, pp_c_function_specifier,
16612 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16613 pp_c_primary_expression, pp_c_postfix_expression,
16614 pp_c_unary_expression, pp_c_shift_expression,
16615 pp_c_relational_expression, pp_c_equality_expression,
16616 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16617 use pp_string and pp_c_ws_string in place of pp_identifier and
16618 pp_c_identifier for non-identifiers. Mark English strings for
16620 * c-pretty-print.h (pp_c_ws_string): Declare.
16622 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16623 Roland McGrath <roland@redhat.com>
16625 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16626 (ENABLE_LD_BUILDID): New configuration option.
16627 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16628 (LINK_BUILDID_SPEC): New macro.
16629 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16631 * doc/install.texi: Document --enable-linker-build-id option.
16632 * configure: Rebuild.
16633 * config.in: Rebuild.
16635 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16637 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16638 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16639 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16640 MIPS_GP_SAVE_AREA_SIZE.
16641 * config/mips/mips.c (struct mips_frame_info): Update comment
16642 before arg_pointer_offset and hard_frame_pointer_offset.
16643 (mips_compute_frame_info): Update diagram before function: to
16644 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16645 indicate the position of frame_pointer_rtx with -fstack-protector and
16646 to show args_size. Don't allocate cprestore area for leaf functions
16647 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16649 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16651 2009-04-30 Michael Matz <matz@suse.de>
16653 PR tree-optimization/39955
16654 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16656 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16658 * ira.c (setup_cover_and_important_classes): Use safe macro
16659 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16661 * genpreds.c (write_tm_preds_h): Output suitable definition of
16662 REG_CLASS_FOR_CONSTRAINT.
16664 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16666 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16668 * bitmap.c (bitmap_descriptor): Likewise.
16669 * ggc-common.c (loc_descriptor): Likewise.
16670 * varray.c (varray_descriptor): Likewise.
16671 * vec.c (vec_descriptor): Likewise.
16673 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16675 * Makefile.in (dce.o): Add $(EXCEPT_H).
16676 * dce.c: Include except.h and delete redundant vector definitions.
16677 (deletable_insn_p): Return false for non-call insns that can throw
16680 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16682 * gcse.c (ae_gen): Remove.
16683 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16684 and make non-static function to make it available in store-motion.c.
16685 Update call sites with search-and-replace.
16686 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16687 extract_mentioned_regs, extract_mentioned_regs_helper,
16688 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16689 store_killed_in_insn, store_killed_after, store_killed_before,
16690 build_store_vectors, insert_insn_start_basic_block, insert-store,
16691 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16692 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16693 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16694 * store-motion.c: ...new file. Also copy data structures from gcse.c
16695 and clean up to remove parts not used by store motion.
16696 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16697 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16699 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16702 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16703 when optimizing for size.
16705 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16707 * gcse.c (gcse_constant_p): Fix typo in last change.
16709 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16711 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16713 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16715 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16717 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16719 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16720 CONST_HIGH_PART result.
16722 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16724 * config/avr/avr.c (initial_elimination_offset): Rename to
16725 avr_initial_elimination_offset.
16726 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16727 change return type to bool.
16728 (avr_can_eliminate): New function.
16729 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16730 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16731 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16732 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16733 avr_initial_elimination_offset.
16734 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16735 (avr_initial_elimination_offset): Define.
16737 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16738 Steven Bosscher <steven@gcc.gnu.org>
16740 PR rtl-optimization/39938
16741 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16742 * cfgrtl.c: Include insn-attr.h.
16743 (rest_of_pass_free_cfg): New function.
16744 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16745 * resource.c (init_resource_info): Remove call to df_analyze.
16747 2009-04-29 Richard Guenther <rguenther@suse.de>
16750 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16751 allow conversion to signed integers.
16753 2009-04-29 Richard Guenther <rguenther@suse.de>
16755 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16756 shifts of floating point vectors if the shift amount is
16757 a constant multiple of the element size.
16759 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16760 Michael Matz <matz@suse.de>
16762 PR middle-end/39927
16764 * tree-outof-ssa.c (emit_partition_copy): New function.
16765 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16766 insert_part_to_rtx_on_edge): Perform the partition base var
16767 copy using emit_partition_copy.
16768 (insert_value_copy_on_edge): Convert constants to the right mode.
16769 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16770 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16772 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16774 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16775 scan backwards to try to find a constant to initialize it.
16777 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16778 insn before the loop_end instruction, don't look past labels.
16780 2009-04-29 Richard Guenther <rguenther@suse.de>
16782 PR middle-end/39937
16783 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16784 loose type conversions.
16785 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16786 stmts only if there are no uses of its definition.
16788 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16790 * config/bfin/bfin.h (splitting_loops): Declare.
16791 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16792 Reorder bit definitions to be ascending.
16793 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16794 * config/bfin/bfin.c (splitting_loops): New variable.
16795 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16796 (struct loop_info): Remove members INIT and LOOP_INIT.
16797 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16798 the LSETUP sequence. Allow LC to be loaded from any register, but
16799 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16800 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16802 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16803 of reload_completed.
16806 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16808 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16810 * Makefile.in (PLUGIN_VERSION_H): New.
16811 (OBJS-common): Remove plugin-version.o.
16812 (plugin.o): Depend on (PLUGIN_VERSION_H).
16813 (plugin-version.o): Remove.
16814 * configure: Regenerate
16815 * configure.ac: Create plugin-version.h.
16816 * gcc-plugin.h (plugin_gcc_version): Remove.
16817 (plugin_default_version_check): Change signature.
16818 * plugin-version.c: Remove.
16819 * plugin.c: Include plugin-version.h.
16820 (str_plugin_gcc_version_name): Remove.
16821 (try_init_one_plugin): Pass gcc version to plugin_init.
16822 (plugin_default_version_check): Both gcc and plugin versions are now
16825 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16827 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16828 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16829 Remove special case testing for last insn of inner loops. Don't fail
16830 if the loop ends with a jump, emit an extra nop instead.
16832 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16833 DREGS rather than comparing directly. Remove code that tries to
16834 account for latencies.
16836 2009-04-29 Richard Guenther <rguenther@suse.de>
16838 PR tree-optimization/39941
16839 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16840 eliminating an indirect call.
16842 2009-04-29 Richard Guenther <rguenther@suse.de>
16844 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16845 parameter. Allow invariants as base if !require_lvalue.
16846 (verify_gimple_assign_single): Adjust.
16848 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16850 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16851 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16852 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16853 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16854 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16856 * config/bfin/bfin.c (bfin_expand_builtin,
16857 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16859 2009-04-28 Richard Guenther <rguenther@suse.de>
16861 * tree-vect-loop.c (get_initial_def_for_induction): Use
16862 correct types for pointer increment.
16864 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16866 * toplev.c (print_version): Update GMP version string calculation.
16868 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16870 PR rtl-optimization/39938
16871 * resource.c (init_resource_info): Add call to df_analyze.
16873 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16875 * config/alpha/alpha.md (usegp): Cast the result of
16876 alpha_find_lo_sum_using_gp to enum attr_usegp.
16877 * config/alpha/alpha.c (override_options): Remove end-of-structure
16878 marker element from cpu_table. Use array size of cpu_table to handle
16879 -mcpu and -mtune options.
16880 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16882 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16884 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16885 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16886 tune_32 and tune_64.
16887 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16888 support on PowerPC.
16889 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16890 * config/rs6000/option-defaults.h: ... here. New file.
16891 (OPT_64, OPT_32): Define.
16892 (MASK_64BIT): Define to 0 if not already defined.
16893 (OPT_ARCH64, OPT_ARCH32): Define.
16894 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16897 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16899 * config/arm/arm.c (arm_override_options): Emit error on using
16902 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16904 PR rtl-optimization/39914
16905 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16906 registers for allocnos created from user-defined variables only
16907 when not optimizing.
16909 2009-04-28 Richard Guenther <rguenther@suse.de>
16911 PR middle-end/39937
16912 * fold-const.c (fold_binary): Use distribute_real_division only
16915 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16917 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16918 add hpux-stdint.h to tm_file.
16919 (hppa[12]*-*-hpux11*): Ditto.
16920 (ia64*-*-hpux*): Ditto.
16921 * config/hpux-stdint.h: New.
16922 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16923 __STDC_EXT__ for all compiles.
16924 * config/pa/pa-hpux.h: Ditto.
16925 * config/pa/pa-hpux10.h: Ditto.
16926 * config/pa/pa-hpux11.h: Ditto.
16928 2009-04-28 Catherine Moore <clm@codesourcery.com>
16930 * debug.h (set_name): Add comment.
16932 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16935 * config/darwin.c (machopic_gen_offset): Check
16936 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16937 * config/arm/arm.c (require_pic_register): Likewise.
16939 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16941 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16942 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16943 m32c_promote_prototypes): Delete.
16945 2009-04-28 Michael Matz <matz@suse.de>
16947 PR middle-end/39922
16948 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16951 2009-04-28 Richard Guenther <rguenther@suse.de>
16953 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16955 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16957 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16958 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16959 * config/arm/arm-tune.md: Regenerate.
16961 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16963 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16964 block if there are complex incoming edges.
16965 (sel_merge_blocks): Remove useless assert.
16966 (sel_redirect_edge_and_branch): Check that edge was redirected.
16967 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16968 (sel_find_rgns): Delete declaration.
16969 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16970 the region when it is not a preheader.
16972 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16975 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16977 2009-04-28 Richard Guenther <rguenther@suse.de>
16979 * tree.h (SSA_NAME_VALUE): Remove.
16980 (struct tree_ssa_name): Remove value_handle member.
16981 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16982 array for jump threading.
16983 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16985 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16986 * tree-flow.h (threadedge_initialize_values): Declare.
16987 (threadedge_finalize_values): Likewise.
16988 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16989 (SSA_NAME_VALUE): Define.
16990 (threadedge_initialize_values): New function.
16991 (threadedge_finalize_values): Likewise.
16992 * tree-ssa-dom.c (ssa_name_values): New global variable.
16993 (SSA_NAME_VALUE): Define.
16994 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16996 2009-04-28 Ira Rosen <irar@il.ibm.com>
16998 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16999 Use REPORT_VECTORIZED_LOCATIONS instead
17000 REPORT_VECTORIZED_LOOPS.
17001 * tree-vectorizer.c (vect_verbosity_level): Make static.
17002 (vect_loop_location): Rename to vect_location.
17003 (vect_set_verbosity_level): Update comment.
17004 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17006 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17007 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17008 instead REPORT_UNVECTORIZED_LOOPS.
17009 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17010 and vect_loop_def to vect_external_def and vect_internal_def.
17011 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17012 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17013 REPORT_UNVECTORIZED_LOCATIONS.
17014 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17015 and vect_used_in_loop and to vect_unused_in_scope and
17016 vect_used_in_scope.
17017 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17018 (vect_verbosity_level): Remove declaration.
17019 (vect_analyze_operations): Likewise.
17020 (vect_analyze_stmt): Declare.
17021 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17022 REPORT_UNVECTORIZED_LOCATIONS.
17023 (vect_get_loop_niters): Fix indentation.
17024 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17025 (vect_analyze_loop_operations): New function.
17026 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17027 vect_analyze_operations.
17028 (vect_is_simple_reduction): Use new names.
17029 (vectorizable_live_operation, vect_transform_loop): Likewise.
17030 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17031 to specify whether the data references can be a part of interleaving
17033 (vect_analyze_data_ref_dependence): Use new names.
17034 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17035 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17036 * tree-vect-patterns.c (widened_name_p): Use new names.
17037 (vect_recog_dot_prod_pattern): Likewise.
17038 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17039 (process_use, vect_mark_stmts_to_be_vectorized,
17040 vect_model_simple_cost, vect_model_store_cost,
17041 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17042 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17043 vectorizable_operation, vectorizable_type_demotion,
17044 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17045 vectorizable_condition): Likewise.
17046 (vect_analyze_operations): Split into vect_analyze_loop_operations
17048 (vect_analyze_stmt): ... new function.
17049 (new_stmt_vec_info): Use new names.
17050 (vect_is_simple_use): Use new names and fix comment.
17051 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17052 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17054 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17057 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17058 and integer modes for x87 operands. Do not ICE for unsupported size,
17059 generate error instead. Generate error for unsupported operand types.
17060 ['z']: Do not handle HImode memory operands specially. Warning
17061 for floating-point operands. Fallthru to 'Z' for unsupported operand
17062 types. Do not ICE for unsupported size, generate error instead.
17063 (output_387_binary_op): Use %Z to output operands.
17064 (output_fp_compare): Ditto.
17065 (output_387_reg_move): Ditto.
17067 2009-04-28 Ben Elliston <bje@au.ibm.com>
17072 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17074 * builtins.c (c_strlen): Do not warn here.
17075 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17076 * c-common.c (pointer_int_sum): Take an explicit location.
17077 Warn about offsets out of bounds.
17078 * c-common.h (pointer_int_sum): Adjust declaration.
17080 2009-04-27 Ian Lance Taylor <iant@google.com>
17082 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17084 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17085 * df-core.c (df_set_flags): Change return type to int. Change
17086 type of old_flags to int.
17087 (df_clear_flags): Likewise.
17088 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17089 (df_get_conditional_uses): Likewise.
17090 * df.h (df_set_flags, df_clear_flags): Update declarations.
17091 * dwarf2out.c (struct indirect_string_node): Change type of form
17092 field to enum dwarf_form.
17093 (AT_string_form): Change return type to enum dwarf_form.
17094 * fixed-value.c (fixed_compare): Add cast to enum type.
17095 * fwprop.c (update_df): Change 0 to VOIDmode.
17096 * gensupport.c: Change 0 to UNKNOWN.
17097 * gimple.h (gimple_cond_code): Add cast to enum type.
17098 * haifa-sched.c (reemit_notes): Add cast to enum type.
17099 * hooks.c (hook_int_void_no_regs): Remove function.
17100 * hooks.h (hook_int_void_no_regs): Remove declaration.
17101 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17102 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17103 * real.c (real_arithmetic): Add cast to enum type.
17104 (real_compare): Likewise.
17105 * target.h (struct gcc_target): Change return type of
17106 branch_target_register_class to enum reg_class.
17107 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17108 default_branch_target_register_class.
17109 * targhooks.c (default_branch_target_register_class): New function.
17110 * targhooks.h (default_branch_target_register_class): Declare.
17111 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17112 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17114 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17116 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17117 vect_uninitialized_def. Change 0 to ERROR_MARK.
17118 * tree-vect-stmts.c (supportable_widening_operation): Don't
17119 initialize icode1 and icode2.
17120 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17121 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17123 (cmn_err_flag_specs): Change 0 to STD_C89.
17124 (cmn_err_char_table): Likewise.
17125 * config/arm/arm.c (get_arm_condition_code): Change type of code
17126 to enum arm_cond_code.
17127 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17128 (IWMMXT_BUILTIN2): Likewise.
17129 (neon_builtin_type_bits): Don't define typedef.
17130 (neon_builtin_datum): Change type of bits field to int.
17131 (arm_expand_neon_args): Add cast to enum type.
17132 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17134 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17135 casts to enum type.
17136 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17138 * config/mips/mips.md (jal_macro): Return enum constant.
17139 (single_insn): Likewise.
17140 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17142 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17143 casts to enum type.
17144 * config/s390/s390.c (s390_tune_flags): Change type to int.
17145 (s390_arch_flags): Likewise.
17146 (s390_handle_arch_option): Change flags field of struct pta to int.
17147 * config/s390/s390.h (s390_tune_flags): Update declaration.
17148 (s390_arch_flags): Likewise.
17149 * config/sh/sh.c (prepare_move_operands): Compare
17150 tls_symbolic_operand result with enum constant.
17151 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17152 (sh_expand_prologue): Add cast to enum type.
17153 (sh_expand_epilogue): Likewise.
17154 (tls_symbolic_operand): Change return type to enum tls_model.
17155 (fpscr_set_from_mem): Add cast to enum type.
17156 (legitimize_pic_address): Compare tls_symbolic_operand result with
17158 (sh_target_reg_class): Change return type to enum reg_class.
17159 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17161 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17162 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17163 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17164 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17165 (delayed_branch, tls_call_delay): Likewise.
17166 (eligible_for_sibcall_delay): Likewise.
17167 (eligible_for_return_delay): Likewise.
17168 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17169 (spu_expand_builtin_1): Likewise.
17171 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17172 for all types of conversions.
17173 (output_init_element): Issue -Wc++-compat warning if needed when
17174 initializing a bitfield with enum type.
17175 * c-parser.c (c_parser_expression): Set original_type to
17176 original_type of right hand operand of comma operator.
17178 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17180 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17182 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17183 * doc/cpp.texi (Standard Predefined Macros)
17184 (Implementation-defined behavior): Likewise.
17185 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17186 * doc/gimple.texi (GIMPLE Exception Handling)
17187 (@code{GIMPLE_ASSIGN}): Likewise.
17188 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17189 * doc/invoke.texi (Warning Options, Optimize Options)
17190 (AVR Options, Darwin Options): Likewise.
17191 (Optimize Options): Reformulate -fwhole-program description.
17192 * doc/loop.texi (Lambda): Likewise.
17193 * doc/md.texi (Output Template, Define Constraints)
17194 (Standard Names, Insn Splitting): Likewise.
17195 * doc/options.texi (Option properties): Likewise.
17196 * doc/passes.texi (Tree-SSA passes): Likewise.
17197 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17198 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17199 (File Names and DBX): Likewise.
17200 * doc/trouble.texi (Incompatibilities): Likewise.
17202 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17204 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17205 instruction is correct.
17207 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17209 Allow non-constant arguments to conversion intrinsics.
17210 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17211 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17212 * spu.c (print_operand): Handle 'v' and 'w'.
17213 (exp2_immediate_p, spu_gen_exp2): Define.
17214 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17215 spu_convtf_1): Update parameter descriptions.
17216 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17217 * constraints.md ('v', 'w'): New.
17218 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17220 (i2f, I2F): New define_mode_attr.
17221 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17222 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17223 fixuns_truncv4sfv4si2): Update to use mode attribute.
17224 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17225 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17226 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17227 patterns for combine.
17229 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17231 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17232 (cprop, hoist, pre, store_motion): New debug counters.
17233 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17234 is not an RTL pass anymore.
17235 (pass_profiling): Remove extern decl for pass removed in 2005.
17236 (pass_gcse, pass_jump_bypass): Remove.
17237 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17238 to 0 for clean state.
17239 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17240 * cse.c (gate_handle_cse_after_global_opts,
17241 rest_of_handle_cse_after_global_opts): New functions.
17242 (pass_cse_after_global_opts): New pass, does local CSE.
17243 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17244 (TV_CPROP): New timevar.
17245 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17246 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17247 (gcse_main, recompute_all_luids): Remove.
17248 (compute_hash_table_work): Call max_reg_num instead of reading
17250 (cprop_jump): Don't set run_jump_opt_after_gcse.
17251 (constprop_register): Always allow to alter jumps.
17252 (cprop_insn): Likewise.
17253 (do_local_cprop): Likewise.
17254 (local_cprop_pass): Likewise. Return non-zero if something changed.
17255 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17256 (find_implicit_sets): Add note about missed optimization opportunity.
17257 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17258 pass_rtl_cprop execute function.
17259 Don't bother tracking the pass number, each pass gets its own dumpfile
17261 Always allow to alter jumpsand bypass jumps.
17262 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17263 will just find no suitable set.
17264 (pre_edge_insert): Fix dumping, this function is for PRE only.
17265 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17266 pass_rtl_pre execute function.
17267 (hoist_code): Return non-zero if something changed. Keep track of
17268 substitutions and insertions for statistics gathering similar to PRE.
17269 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17270 called from the pass_rtl_hoist execute function. Show pass statistics.
17271 (compute_store_table): Use max_reg_num directly instead of using the
17272 formerly global max_gcse_regno.
17273 (build_store_vectors): Likewise.
17274 (replace_store_insn): Fix dumping.
17275 (store_motion): Rename to ...
17276 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17277 pass, called from the pass_rtl_store_motion execute function. Keep
17278 track of substitutions and insertions for statistics gathering similar
17280 (bypass_jumps): Remove, fold interesting bits into ...
17281 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17282 from the pass_rtl_cprop execute function.
17283 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17284 pass_jump_bypass): Remove.
17285 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17286 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17287 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17288 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17289 (gate_rtl_store_motion, execute_rtl_store_motion,
17290 pass_rtl_store_motion): New.
17291 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17292 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17293 * passes.c (init_optimization_passes): Remove pass_gcse and
17294 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17295 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17296 instead of pass_jump_bypass.
17298 2009-04-27 Richard Guenther <rguenther@suse.de>
17300 PR middle-end/39928
17301 * gimplify.c (gimplify_expr): If we are required to create
17302 a temporary make sure it ends up as register.
17304 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17307 * config/i386/i386.c (construct_container): Don't call
17308 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17309 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17311 2009-04-27 Michael Matz <matz@suse.de>
17313 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17314 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17315 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17316 (dump_replaceable_exprs): Take a bitmap.
17317 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17319 (expand_gimple_basic_block): Likewise.
17320 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17321 replaceable_expressions member a bitmap.
17322 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17323 (mark_replaceable): Likewise.
17324 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17325 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17327 2009-04-27 Richard Guenther <rguenther@suse.de>
17329 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17330 (verify_stmts): Dispatch to gimple/type verification code.
17331 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17332 issue with call argument types.
17334 2009-04-27 Michael Matz <matz@suse.de>
17336 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17337 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17340 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17341 Eric Botcazou <ebotcazou@adacore.com>
17343 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17344 a label's basic block.
17345 (mark_target_live_regs): Tidy and rework obsolete comments.
17346 Change back DF problem to LIVE. If a label starts a basic block,
17347 assume that all registers that used to be live then still are.
17348 (init_resource_info): If a label starts a basic block, set its
17349 BLOCK_FOR_INSN accordingly.
17350 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17352 2009-04-27 Richard Guenther <rguenther@suse.de>
17354 * tree-flow-inline.h (function_ann): Remove.
17355 (get_function_ann): Likewise.
17356 * tree-dfa.c (create_function_ann): Remove.
17357 * tree-flow.h (struct static_var_ann_d): Remove.
17358 (struct function_ann_d): Likewise.
17359 (union tree_ann_d): Remove fdecl member.
17360 (function_ann_t): Remove.
17361 (function_ann, get_function_ann, create_function_ann): Remove
17364 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17366 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17368 2009-04-27 Jan Hubicka <jh@suse.cz>
17370 * ipa-pure-const.c (struct funct_state_d): New fields
17371 state_previously_known, looping_previously_known; remove
17372 state_set_in_source.
17373 (analyze_function): Use new fields.
17374 (propagate): Avoid assumption that state_set_in_source imply
17377 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17378 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17379 * cfgloop.h (finite_loop_p): Declare.
17381 2009-04-26 Michael Matz <matz@suse.de>
17383 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17385 2009-04-26 Michael Matz <matz@suse.de>
17387 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17388 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17389 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17390 pass_mark_used_blocks): Remove.
17391 * tree-optimize.c (pass_free_datastructures,
17392 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17393 * passes.c (init_optimization_passes): Don't call
17394 pass_mark_used_blocks, remove dead code.
17396 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17398 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17399 * tree-ssa-live.h (register_ssa_partition): Likewise.
17401 2009-04-26 Michael Matz <matz@suse.de>
17404 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17405 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17406 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17408 (compare_pairs): Swap cost comparison.
17409 (coalesce_ssa_name): Don't use change_partition_var.
17410 * tree-nrv.c (struct nrv_data): Add modified member.
17411 (finalize_nrv_r): Set it.
17412 (tree_nrv): Use it to update statements.
17413 (pass_nrv): Require PROP_ssa.
17414 * tree-mudflap.c (mf_decl_cache_locals,
17415 mf_build_check_statement_for): Use make_rename_temp.
17416 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17417 * alias.c (find_base_decl): Handle SSA names.
17418 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17419 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17420 * rtl.h (set_reg_attrs_for_parm): Declare.
17421 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17422 to "optimized", remove unused locals at finish.
17423 (execute_free_datastructures): Make global, call
17424 delete_tree_cfg_annotations.
17425 (execute_free_cfg_annotations): Don't call
17426 delete_tree_cfg_annotations.
17428 * ssaexpand.h: New file.
17429 * expr.c (toplevel): Include ssaexpand.h.
17430 (expand_assignment): Handle SSA names the same as register variables.
17431 (expand_expr_real_1): Expand SSA names.
17432 * cfgexpand.c (toplevel): Include ssaexpand.h.
17433 (SA): New global variable.
17434 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17435 (SSAVAR): New macro.
17436 (set_rtl): New helper function.
17437 (add_stack_var): Deal with SSA names, use set_rtl.
17438 (expand_one_stack_var_at): Likewise.
17439 (expand_one_stack_var): Deal with SSA names.
17440 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17441 before unique numbers.
17442 (expand_stack_vars): Use set_rtl.
17443 (expand_one_var): Accept SSA names, add asserts for them, feed them
17444 to above subroutines.
17445 (expand_used_vars): Expand all partitions (without default defs),
17446 then only the local decls (ignoring those expanded already).
17447 (expand_gimple_cond): Remove edges when jumpif() expands an
17448 unconditional jump.
17449 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17450 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17452 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17453 members of SA; deal with PARM_DECL partitions here; expand
17454 all PHI nodes, free tree datastructures and SA. Commit instructions
17455 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17456 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17457 info and statements at start, collect garbage at finish.
17458 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17459 (VAR_ANN_PARTITION) Remove.
17460 (change_partition_var): Don't declare.
17461 (partition_to_var): Always return SSA names.
17462 (var_to_partition): Only accept SSA names.
17463 (register_ssa_partition): Only check argument.
17464 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17466 (delete_var_map): Don't free it.
17467 (var_union): Only accept SSA names, simplify.
17468 (partition_view_init): Mark only useful SSA names as used.
17469 (partition_view_fini): Only deal with SSA names.
17470 (change_partition_var): Remove.
17471 (dump_var_map): Use ssa_name instead of partition_to_var member.
17472 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17474 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17475 (struct _elim_graph): New member const_dests; nodes member vector of
17477 (set_location_for_edge): New static helper.
17478 (create_temp): Remove.
17479 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17480 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17481 (new_elim_graph): Allocate const_dests member.
17482 (clean_elim_graph): Truncate const_dests member.
17483 (delete_elim_graph): Free const_dests member.
17484 (elim_graph_size): Adapt to new type of nodes member.
17485 (elim_graph_add_node): Likewise.
17486 (eliminate_name): Likewise.
17487 (eliminate_build): Don't take basic block argument, deal only with
17488 partition numbers, not variables.
17489 (get_temp_reg): New static helper.
17490 (elim_create): Use it, deal with RTL temporaries instead of trees.
17491 (eliminate_phi): Adjust all calls to new signature.
17492 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17493 (rewrite_trees): Only do checking.
17494 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17495 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17496 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17497 contains_tree_r, MAX_STMTS_IN_LATCH,
17498 process_single_block_loop_latch, analyze_edges_for_bb,
17499 perform_edge_inserts): Remove.
17500 (expand_phi_nodes): New global function.
17501 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17502 functions, initialize new parameter, remember partitions having a
17504 (finish_out_of_ssa): New global function.
17505 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17506 don't reset in_ssa_p here, don't disable TER when mudflap.
17507 (pass_del_ssa): Remove.
17508 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17510 (execute_free_datastructures): Declare.
17511 * Makefile.in (SSAEXPAND_H): New variable.
17512 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17513 * basic-block.h (commit_one_edge_insertion): Declare.
17514 * passes.c (init_optimization_passes): Move pass_nrv and
17515 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17516 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17517 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17518 (redirect_branch_edge): Deal with super block when expanding, split
17519 out jump patching itself into ...
17520 (patch_jump_insn): ... here, new static helper.
17522 2009-04-26 Michael Matz <matz@suse.de>
17524 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17525 beyond num_ssa_names.
17526 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17527 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17529 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17531 PR inline-asm/39543
17532 * fwprop.c (forward_propagate_asm): New function.
17533 (forward_propagate_and_simplify): Propagate also into __asm, if it
17534 doesn't increase the number of referenced registers.
17537 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17539 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17541 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17542 note_nonlocal_vla_type for nonlocal VLAs.
17543 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17544 contains_remapped_vars, remap_vla_decls): New functions.
17545 (convert_nonlocal_reference_stmt): If not optimizing, call
17546 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17547 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17548 if it wasn't found in var_map.
17549 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17550 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17551 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17553 * gimplify.c (nonlocal_vlas): New variable.
17554 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17556 (gimplify_body): Create and destroy nonlocal_vlas.
17558 * dwarf2out.c (loc_descr_plus_const): New function.
17559 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17560 mem_loc_descriptor, loc_descriptor_from_tree_1,
17561 descr_info_loc, gen_variable_die): Use it.
17563 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17564 !TREE_STATIC VAR_DECLs.
17565 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17566 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17567 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17568 DECL_BY_REFERENCE is valid.
17569 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17570 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17571 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17572 Copy DECL_BY_REFERENCE.
17573 (struct nesting_copy_body_data): New type.
17574 (nesting_copy_decl): New function.
17575 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17576 if they have variable length.
17578 2009-04-26 Michael Matz <matz@suse.de>
17580 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17581 mark new temporaries for renaming.
17583 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17586 * c-decl.c (global_bindings_p): Return negative value.
17587 (c_variable_size): New. Based on variable_size from
17589 (grokdeclarator): Call c_variable_size not variable_size.
17591 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17593 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17595 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17597 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17598 Redefine it to just use mingw/include.
17599 (ASM_SPEC): Rules for -m32 and -m64.
17600 (LINK_SPEC): Use Likewise.
17601 (SPEC_32): New define.
17602 (SPEC_64): Likewise.
17603 (SUB_LINK_SPEC): Likewise.
17604 (MULTILIB_DEFAULTS): New define.
17605 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17606 Add multilib options.
17607 (MULTILIB_DIRNAMES): Likewise.
17608 (MULTILIB_OSDIRNAMES): Likewise.
17609 (LIBGCC): Likewise.
17610 (INSTALL_LIBGCC): Likewise.
17612 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17615 * c-tree.h (enum c_inline_static_type): New.
17616 (record_inline_static): Declare.
17617 * c-decl.c (struct c_inline_static, c_inline_statics,
17618 record_inline_static, check_inline_statics): New.
17619 (pop_file_scope): Call check_inline_statics.
17620 (start_decl): Call record_inline_static instead of pedwarning
17621 directly for static in inline function.
17622 * c-typeck.c (build_external_ref): Call record_inline_static
17623 instead of pedwarning directly for static referenced in inline
17626 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17628 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17629 not new but only being rescanned.
17630 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17631 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17632 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17633 record_set_info, compute_set, grealloc): Remove.
17634 (recompute_all_luids): New function.
17635 (gcse_main): Don't compute sets, and don't do related memory
17636 allocations/free-ing. If something changed before the end of the
17637 pass, update LUIDs using recompute_all_luids.
17638 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17639 (free_gcse_mem): Don't free it either.
17640 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17641 Use the df insn LUIDs.
17642 (load_killed_in_block): Likewise.
17643 (compute_hash_table_work): Don't compute reg_set_in_block.
17644 (compute_transp): Use DF_REG_DEF_CHAINs.
17645 (local_cprop_pass): Don't use compute_sets and related functions.
17646 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17647 Use get_max_uid() instead of max_cuid.
17648 (insert_insn_end_basic_block, pre_insert_copy_insn,
17649 update_ld_motion_stores): Don't try to
17650 keep reg_set tables up to date.
17651 (pre_insert_copies): Use df insn LUIDs.
17652 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17653 (reg_set_info): Don't use extra bitmap argument.
17654 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17655 information to compute regs_set_in_block.
17656 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17657 (bypass_jumps): Don't use compute_sets and friends.
17659 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17662 * opts.c (undocumented_msg): Do not leave blank even with
17665 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17667 * c-decl.c (build_enumerator): Allow values folding to integer
17668 constants but not integer constant expressions with a pedwarn if
17671 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17674 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17675 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17676 type is an integer constant.
17678 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17681 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17684 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17687 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17688 with variably modified return type and no storage class
17689 specifiers, except for the case of nested functions. Distinguish
17690 extern declarations of functions with variably modified return
17691 types from those of objects with variably modified types.
17693 2009-04-25 Jan Hubicka <jh@suse.cz>
17695 * tree.c (list_equal_p): New function.
17696 * tree.h (list_equal_p): Declare.
17697 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17698 basic_block_def, basic_block, const_basic_block): New.
17699 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17700 (redirect_eh_edge): New function.
17701 (make_eh_edge_update_phi): EH edges are not abnormal.
17702 * except.c: Include tree-flow.h.
17703 (list_match): New function.
17704 (eh_region_replaceable_by_p): New function.
17705 (replace_region): New function.
17706 (hash_type_list): New function.
17707 (hash_eh_region): New function.
17708 (eh_regions_equal_p): New function.
17709 (merge_peers): New function.
17710 (remove_unreachable_regions): Verify EH tree when checking;
17712 (copy_eh_region_1): New function.
17713 (copy_eh_region): New function.
17714 (push_reachable_handler): New function.
17715 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17716 regions without label but with live RESX.
17717 * except.h (redirect_eh_edge_to_label): New.
17718 * tree-flow.h (redirect_eh_edge): New.
17719 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17720 basic_block_def, basic_block, const_basic_block): Remove.
17721 * Makefile.in (except.o): Add dependency on tree-flow.h
17722 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17723 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17726 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17729 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17730 on the destination of memcpy.
17732 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17734 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17735 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17736 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17738 2009-04-25 Jan Hubicka <jh@suse.cz>
17740 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17741 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17742 to be reached by different label than left.
17743 (update_eh_edges): Update comment; remove edge_to_remove if possible
17744 and return true if suceeded.
17745 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17746 (cleanup_eh): Compute sharing map.
17747 * except.c (remove_eh_handler_and_replace): Add argument if we should
17749 (remove_unreachable_regions): Update for label sharing.
17750 (label_to_region_map): Likewise.
17751 (get_next_region_sharing_label): New function.
17752 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17754 (remove_eh_handler): Update.
17755 (remove_eh_region_and_replace_by_outer_of): New function.
17756 * except.h (struct eh_region): Add next_region_sharing_label.
17757 (remove_eh_region_and_replace_by_outer_of,
17758 get_next_region_sharing_label): Declare.
17759 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17761 2009-04-25 Jan Hubicka <jh@suse.cz>
17763 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17764 insert code even if they are not critical.
17766 2009-04-25 Jan Hubicka <jh@suse.cz>
17768 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17769 (gimple_can_remove_branch_p): EH edges won't remove branch by
17771 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17772 updating of non-abnormal EH edges.
17773 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17774 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17775 (split_critical_edges): Split also edges where emitting code on them
17776 will lead to splitting later.
17778 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17779 H.J. Lu <hongjiu.lu@intel.com>
17782 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17783 the configured assembler supports fildq and fistpq mnemonics.
17784 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17785 * configure: Regenerated.
17786 * config.in: Ditto.
17788 * config/i386/i386.c (print_operand): Handle 'Z'.
17789 ['z']: Remove handling of special fild/fist suffixes.
17790 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17791 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17792 suffix of fild insn.
17793 (*floatsi<mode>2_vector_mixed): Ditto.
17794 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17795 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17796 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17797 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17798 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17800 2009-04-25 Ben Elliston <bje@au.ibm.com>
17802 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17803 the source of a set operation.
17805 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17807 * target.h (struct gcc_target): Add case_values_threshold field.
17808 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17809 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17810 * targhooks.c (default_case_values_threshold): New function.
17811 * targhooks.h (default_case_values_threshold): Declare function.
17812 * stmt.c (expand_case): Use case_values_threshold target hook.
17813 * expr.h (case_values_threshold): Remove declartation.
17814 * expr.c (case_values_threshold): Remove function.
17815 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17817 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17818 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17819 (avr_case_values_threshold): Declare as static.
17820 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17822 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17823 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17824 (mn10300_case_values_threshold): New function.
17826 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17828 * ira.c (setup_cover_and_important_classes): Add enum cast.
17830 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17832 * genpreds.c (write_enum_constraint_num): Output definition of
17833 CONSTRAINT_NUM_DEFINED_P macro.
17834 * ira.c (setup_cover_and_important_classes): Use
17835 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17837 2009-04-24 DJ Delorie <dj@redhat.com>
17839 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17840 __SH2A_SINGLE_ONLY__ also.
17842 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17844 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17845 (movdf_internal): Ditto.
17846 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17847 SFmode and DFmode constants.
17848 (ia64_print_operand): Add 'G' format for printing
17849 floating point constants.
17851 2009-04-24 Richard Guenther <rguenther@suse.de>
17853 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17854 from unsigned additions.
17856 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17858 * c-typeck.c (set_init_index): Allow array designators that are
17859 not integer constant expressions with a pedwarn if pedantic.
17861 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17863 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17864 zero if no overlap in nonzero bits between the operands.
17866 2009-04-24 Ian Lance Taylor <iant@google.com>
17868 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17869 (record_dead_and_set_regs): Likewise.
17870 * df.h (struct df_mw_hardreg): Change flags field to int.
17871 (struct df_base_ref): Likewise.
17872 (struct df): Change changeable_flags field to int.
17873 * df-scan.c (df_defs_record): Change clobber_flags to int.
17874 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17875 constants rather than #define macros.
17876 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17877 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17878 (enum dwarf_calling_convention): Likewise.
17879 (enum dwarf_line_number_x_ops): Likewise.
17880 (enum dwarf_call_frame_info): Likewise.
17881 (enum dwarf_source_language): Likewise.
17882 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17883 (add_calling_convention_attribute): Likewise.
17884 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17885 (combine_comparisons): Change compcode to int. Add cast to enum type.
17886 * genrecog.c (maybe_both_true_2): Change c to int.
17887 (write_switch): Likewise. Add cast to enum type.
17888 * gimplify.c (gimplify_omp_for): Handle return values from
17889 gimplify_expr using MIN rather than bitwise or.
17890 (gimplify_expr): Add cast to enum type.
17891 * ipa-prop.c (update_jump_functions_after_inlining): Change
17892 IPA_BOTTOM to IPA_JF_UNKNOWN.
17893 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17894 Add casts to enum type.
17895 (setup_cover_and_important_classes): Change cl to int. Add casts
17897 (setup_class_translate): Change cl and mode to int.
17898 (ira_init_once): Change mode to int.
17899 (free_register_move_costs): Likewise.
17900 (setup_prohibited_mode_move_regs): Add casts to enum type.
17901 * langhooks.c (add_builtin_function_common): Rework assertion that
17902 value fits bitfield.
17903 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17904 * omega.c (omega_do_elimination): Avoid math on enum types.
17905 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17906 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17907 int local to handle integral_argment value.
17908 * regmove.c (try_auto_increment): Change PUT_MODE to
17910 * reload.c (push_secondary_reload): Add casts to enum type.
17911 (secondary_reload_class, find_valid_class): Likewise.
17912 * reload1.c (emit_input_reload_insns): Likewise.
17913 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17914 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17915 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17917 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17918 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17920 (expand_complex_libcall): Add casts to enum type.
17921 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17922 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17923 with ERROR_MARK, not NUM_TREE_CODES.
17924 (vect_create_epilog_for_reduction): Likewise.
17925 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17926 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17927 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17929 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17930 vect_unused_in_loop. Change 0 to loop_vect.
17931 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17932 * var-tracking.c (get_init_value): Change return type to enum
17934 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17935 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17937 (arm_override_options): Add casts to enum type.
17938 (arm_emit_tls_decoration): Likewise.
17939 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17941 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17942 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17943 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17945 * config/s390/s390.c (code_for_builtin_64): Change to array of
17947 (code_for_builtin_31): Likewise.
17948 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17950 * config/sparc/sparc.c (sparc_override_options): Change value
17951 field in struct code_model to enum cmodel. In initializer change
17952 0 to NULL and add cast to enum type.
17954 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17955 Change all callers. Issue a -Wc++-compat warning using
17956 lhs_origtype if necessary.
17957 (convert_for_assignment): Issue -Wc++-compat warnings about
17958 invalid conversions to enum type on assignment.
17959 * c-common.h (build_modify_expr): Update declaration.
17961 2009-04-24 Nick Clifton <nickc@redhat.com>
17963 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17964 (function_arg_advance): Likewise.
17965 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17968 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17970 * config/s390/constraints.md ('I', 'J'): Fix condition.
17972 2009-04-24 Diego Novillo <dnovillo@google.com>
17974 * gengtype-parse.c (parse_error): Add newline after message.
17976 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17978 * config/i386/sse.md (avxmodesuffixs): Removed.
17979 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17980 (*avx_pinsr<ssevecsize>): This.
17982 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17984 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17985 follow chains of regs with a single definition, and allow expressions
17986 that are function_invariant_p.
17987 (simple_rhs_p): Allow expressions that are function_invariant_p.
17989 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17991 PR middle-end/39867
17992 * fold-const.c (fold_cond_expr_with_comparison): When folding
17993 > and >= to MAX, make sure the MAX uses the same type as the
17994 comparison's operands.
17996 2009-04-24 Nick Clifton <nickc@redhat.com>
17998 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17999 addressing for DImode accesses.
18000 (frv_print_operand_address): Handle PLUS case.
18001 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18003 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18005 PR rtl-optimization/39794
18006 * alias.c (canon_true_dependence): Add x_addr argument.
18007 * rtl.h (canon_true_dependence): Adjust prototype.
18008 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18009 * cselib.c (cselib_invalidate_mem): Likewise.
18010 * gcse.c (compute_transp): Likewise.
18011 * dse.c (scan_reads_nospill): Likewise.
18012 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18013 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18014 canon_base_addr of the group, plus optional offset.
18015 (struct group_info): Rename canon_base_mem to
18017 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18018 canon_rtx of base_mem.
18020 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18022 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18023 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18025 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18027 * config/spu/spu-builtins.h: Delete file.
18029 * config/spu/spu.h (enum spu_builtin_type): Move here from
18031 (struct spu_builtin_description): Likewise. Add GTY marker.
18032 Do not use enum spu_function_code or enum insn_code.
18033 (spu_builtins): Add extern declaration.
18035 * config/spu/spu.c: Do not include "spu-builtins.h".
18036 (enum spu_function_code, enum spu_builtin_type_index,
18037 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18038 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18039 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18040 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18041 (spu_builtin_types): Make static. Add GTY marker.
18042 (spu_builtins): Add extern declaration with GTY marker.
18043 Include "gt-spu.h".
18045 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18046 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18047 Check programmatically whether all parameters are scalar.
18049 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18051 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18053 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18054 assignment from the constructor either if the target is volatile.
18056 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18058 * config/arm/arm.md (insv): Do not share operands[0].
18060 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18062 * config/vxlib-tls.c (active_tls_threads): Delete.
18063 (delete_hook_installed): New.
18064 (tls_delete_hook): Don't delete the delete hook.
18065 (tls_destructor): Delete it here.
18066 (__gthread_set_specific): Adjust installing the delete hook.
18067 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18068 __gthread_leave_tsd_dtor_context.
18070 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18072 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18074 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18076 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18078 (alpha_rtx_costs): Ditto.
18079 (emit_unlikely_jump): Use add_reg_note.
18080 (emit_frame_store_1): Ditto.
18081 (alpha_expand_prologue): Ditto.
18082 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18083 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18085 2009-04-23 Nick Clifton <nickc@redhat.com>
18087 * config/v850/v850.md (epilogue): Remove suppressed code.
18088 (return): Rename to return_simple and remove test of frame size.
18089 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18090 to gen_return_simple.
18092 2009-04-22 Jing Yu <jingyu@google.com>
18095 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18097 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18100 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18101 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18102 value is a VECTOR_CST, the element type is the element type of the
18105 2009-04-22 DJ Delorie <dj@redhat.com>
18107 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18109 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18111 * alias.c (find_base_term): Move around LO_SUM case, so that
18112 CONST falls through into PLUS/MINUS handling.
18115 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18116 into 0, use omit_one_operand.
18118 2009-04-23 Ben Elliston <bje@au.ibm.com>
18120 * config/rs6000/linux-unwind.h (get_regs): Remove type
18121 puns. Change the type of `pc' to an array of unsigned ints and
18122 update all users. Constify frame24.
18124 2009-04-22 DJ Delorie <dj@redhat.com>
18126 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18127 declarations before code.
18128 (current_function_special_page_vector): Likewise.
18129 (m32c_expand_insv): Silence a warning.
18131 2009-04-21 Taras Glek <tglek@mozilla.com>
18133 * alias.c: Update GTY annotations to new syntax.
18134 * basic-block.h: Likewise.
18135 * bitmap.h: Likewise.
18136 * c-common.h: Likewise.
18137 * c-decl.c: Likewise.
18138 * c-parser.c: Likewise.
18139 * c-pragma.c: Likewise.
18140 * c-tree.h: Likewise.
18141 * cfgloop.h: Likewise.
18142 * cgraph.h: Likewise.
18143 * config/alpha/alpha.c: Likewise.
18144 * config/arm/arm.h: Likewise.
18145 * config/avr/avr.h: Likewise.
18146 * config/bfin/bfin.c: Likewise.
18147 * config/cris/cris.c: Likewise.
18148 * config/darwin.c: Likewise.
18149 * config/frv/frv.c: Likewise.
18150 * config/i386/i386.c: Likewise.
18151 * config/i386/i386.h: Likewise.
18152 * config/i386/winnt.c: Likewise.
18153 * config/ia64/ia64.h: Likewise.
18154 * config/iq2000/iq2000.c: Likewise.
18155 * config/mips/mips.c: Likewise.
18156 * config/mmix/mmix.h: Likewise.
18157 * config/pa/pa.c: Likewise.
18158 * config/pa/pa.h: Likewise.
18159 * config/rs6000/rs6000.c: Likewise.
18160 * config/s390/s390.c: Likewise.
18161 * config/sparc/sparc.c: Likewise.
18162 * config/xtensa/xtensa.c: Likewise.
18163 * cselib.h: Likewise.
18164 * dbxout.c: Likewise.
18165 * dwarf2out.c: Likewise.
18166 * except.c: Likewise.
18167 * except.h: Likewise.
18168 * fixed-value.h: Likewise.
18169 * function.c: Likewise.
18170 * function.h: Likewise.
18171 * gimple.h: Likewise.
18172 * integrate.c: Likewise.
18173 * optabs.c: Likewise.
18174 * output.h: Likewise.
18175 * real.h: Likewise.
18177 * stringpool.c: Likewise.
18178 * tree-data-ref.c: Likewise.
18179 * tree-flow.h: Likewise.
18180 * tree-scalar-evolution.c: Likewise.
18181 * tree-ssa-address.c: Likewise.
18182 * tree-ssa-alias.h: Likewise.
18183 * tree-ssa-operands.h: Likewise.
18184 * tree.c: Likewise.
18185 * tree.h: Likewise.
18186 * varasm.c: Likewise.
18187 * varray.h: Likewise.
18189 * coretypes.h: Do not define GTY macro if it is already defined.
18190 * doc/gty.texi: Update GTY documentation to new syntax.
18191 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18192 annotations on structs.
18193 * gengtype-parse.c: Likewise.
18195 2009-04-22 Mark Heffernan <meheff@google.com>
18197 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18199 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18201 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18204 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18206 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18207 the same as a PLUS without a shift. Increase the cost of a
18210 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18212 * Makefile.in: Update dependencies.
18213 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18214 * errors.h: Remove bogus comment about compatibility.
18215 (warning): Update declaration.
18216 * genautomata.c: Update all calls to warning.
18217 * gimple.c: Do not include errors.h. Include toplev.h.
18218 * tree-ssa-structalias.c: Do not include errors.h.
18219 * omega.c: Likewise.
18220 * tree-ssa-reassoc.c: Likewise.
18221 * config/spu/spu-c.c: Likewise.
18222 * config/spu/t-spu-elf: Update dependencies.
18224 2009-04-22 Richard Guenther <rguenther@suse.de>
18226 PR tree-optimization/39824
18227 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18228 make sure the types are compatible.
18230 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18233 * c-common.c (c_parse_error): Take a token_flags parameter.
18234 Use token_type for the token type instead.
18235 Pass token_flags to cpp_type2name.
18236 * c-common.h (c_parse_error): Update declaration.
18237 * c-parser.c (c_parser_error): Pass 0 as token flags.
18239 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18241 PR rtl-optimization/39580
18242 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18244 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18246 * function.c (expand_function_end): Do not emit a jump to the "naked"
18247 return label for fall-through returns.
18248 * except.c (sjlj_emit_function_exit): Always place the call to the
18249 unregister function at the location installed by expand_function_end.
18251 2009-04-22 Richard Guenther <rguenther@suse.de>
18253 PR tree-optimization/39845
18254 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18255 (gen_inbound_check): Likewise.
18257 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18259 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18261 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18262 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18264 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18266 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18267 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18268 shift counts to avoid out-of-bounds array accesses.
18270 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18272 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18273 (Pmode): Move above.
18275 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18277 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18278 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18279 GET_CODE macro. Use IN_RANGE macro where appropriate.
18280 * config/alpha/alpha.h: Ditto.
18281 * config/alpha/alpha.md: Ditto.
18282 * config/alpha/constraints.md: Ditto.
18283 * config/alpha/predicates.md: Ditto.
18285 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18287 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18288 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18289 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18290 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18291 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18292 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18293 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18294 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18295 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18296 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18297 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18298 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18299 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18300 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18301 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18302 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18303 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18304 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18305 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18306 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18307 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18308 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18309 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18310 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18311 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18312 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18313 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18315 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18317 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18318 references from comments.
18319 * cfgbuild.c: (count_basic_blocks): Delete.
18320 (find_basic_blocks_1): Delete.
18321 (find_basic_blocks): Delete.
18322 * except.c (finish_eh_generation): Make static. Move comment from
18323 except.h here. Remove find_basic_blocks references from comments.
18324 * except.h (finish_eh_generation): Delete.
18325 * basic-block.h (find_basic_blocks): Delete.
18326 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18328 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18330 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18331 (sdbout_parms): Likewise.
18333 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18335 * config/sh/sh.c (prepare_cbranch_operands): Use
18336 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18337 (expand_cbranchdi4): Likewise.
18338 (from_compare): Add cast to enum type.
18339 (expand_cbranchsi4): Use add_reg_note.
18340 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18341 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18342 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18343 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18344 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18345 instead of CODE_FOR_nothing.
18346 (cbranchdi4): Likewise. Fix the order of arguments for
18348 (push_fpscr): Use add_reg_note.
18349 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18350 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18352 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18354 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18355 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18356 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18357 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18358 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18359 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18360 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18361 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18362 config/alpha/x-vms, config/arc/t-arc,
18363 config/arm/README-interworking, config/arm/arm-c.c,
18364 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18365 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18366 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18367 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18368 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18369 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18370 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18371 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18372 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18373 config/cris/t-elfmulti, config/crx/t-crx,
18374 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18375 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18376 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18377 config/h8300/t-h8300, config/i386/athlon.md,
18378 config/i386/darwin-libgcc.10.4.ver,
18379 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18380 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18381 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18382 config/i386/t-linux64, config/i386/t-nwld,
18383 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18384 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18385 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18386 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18387 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18388 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18389 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18390 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18391 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18392 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18393 config/m68k/t-uclinux, config/mcore/t-mcore,
18394 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18395 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18396 config/mips/crtn.asm, config/mips/irix-crti.asm,
18397 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18398 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18399 config/mips/mips-fixed.md, config/mips/sb1.md,
18400 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18401 config/mips/t-iris6, config/mips/t-isa3264,
18402 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18403 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18404 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18405 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18406 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18407 config/mn10300/t-linux, config/mn10300/t-mn10300,
18408 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18409 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18410 config/picochip/libgccExtras/clzsi2.asm,
18411 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18412 config/rs6000/darwin-libgcc.10.4.ver,
18413 config/rs6000/darwin-libgcc.10.5.ver,
18414 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18415 config/rs6000/t-aix43, config/rs6000/t-aix52,
18416 config/rs6000/t-darwin, config/rs6000/t-fprules,
18417 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18418 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18419 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18420 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18421 config/rs6000/t-rtems, config/rs6000/t-spe,
18422 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18423 config/score/t-score-elf, config/sh/divcost-analysis,
18424 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18425 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18426 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18427 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18428 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18429 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18430 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18431 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18432 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18433 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18434 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18435 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18436 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18437 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18438 * config/h8300/genmova.sh: Include copyright and license notices
18439 in generated output.
18440 * config/h8300/mova.md: Regenerate.
18441 * doc/install.texi2html: Include word "Copyright" in copyright
18442 notice and use name "Free Software Foundation, Inc.".
18443 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18444 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18445 ChangeLog-2007, ChangeLog-2008: Correct dates.
18447 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18449 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18450 NE_EXPR operations as well.
18451 * c-parser.c (c_parser_condition): Do not set location information on
18453 (c_parser_conditional_expression): Likewise.
18454 (c_parser_binary_expression): Set location information on operators.
18455 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18456 TRUTH_NOT_EXPR has been folded.
18457 * fold-const.c (fold_truth_not_expr): Copy location information from
18458 the incoming expression to the outgoing one.
18459 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18460 recursive calls on the LHS of the operator but pass that of the
18461 operator to recursive calls on the RHS of the operator. Set it
18463 (shortcut_cond_expr): Set the locus of the operator on the second
18464 COND_EXPR and that of the expression on the first in degenerate cases.
18465 Pass the locus of the expression to calls to shortcut_cond_r.
18466 Set the locus of the 'then' block on the associated jump, if any.
18467 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18468 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18469 expression to call to gimplify_boolean_expr.
18471 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18473 * config.gcc: Add additional configuration for
18474 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18475 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18476 (CPP_SPEC): Redefine for allowing -municode option.
18477 (STARTFILE_SPEC): Likewise.
18478 * config/i386/t-mingw-w64: New.
18479 * config/i386/mingw-w64.opt: New.
18480 (municode): Add new target option.
18481 * doc/invoke.texi (municode): Add documentation for new option.
18483 2009-04-21 Ian Lance Taylor <iant@google.com>
18485 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18486 Correct test for number of arguments.
18487 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18489 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18491 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18492 argument of emit_library_call.
18494 2009-04-21 Richard Guenther <rguenther@suse.de>
18496 PR middle-end/39829
18497 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18498 inside VIEW_CONVERT_EXPRs.
18500 2009-04-21 Martin Jambor <mjambor@suse.cz>
18502 * tree-switch-conversion.c (build_constructors): Split a long line.
18503 (constructor_contains_same_values_p): New function.
18504 (build_one_array): Create assigns of constants if possible, do not
18505 call mark_sym_for_renaming, call update_stmt.
18506 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18507 make_rename_temp. Do not call mark_symbols_for_renaming, call
18509 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18510 find_new_referenced_vars, call update_stmt.
18511 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18512 instead of calling make_rename_temp. Do not call
18513 find_new_referenced_vars or mark_symbols_for_renaming, call
18516 2009-04-21 Richard Guenther <rguenther@suse.de>
18518 PR tree-optimization/39827
18519 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18520 (tree_ssa_phiprop): Pass the correct array size.
18522 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18524 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18526 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18529 * c-typeck.c (lvalue_p): Move declaration ...
18530 * c-common.h (lvalue_p): ... to here.
18531 * c-common.c (candidate_equal_p): New.
18532 (add_tlist): Use it.
18533 (merge_tlist): Use it.
18534 (warn_for_collisions_1): Likewise.
18535 (warning_candidate_p): Accept more candidates.
18536 (verify_tree): A warning candidate can be an expression. Use
18539 2009-04-21 Ben Elliston <bje@au.ibm.com>
18542 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18543 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18544 options. Remove -mcall-solaris documentation.
18546 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18549 * doc/invoke.texi (-Wlong-long): Update description.
18550 * c-lex (interpret_integer): Only warn if there was no previous
18551 overflow and -Wlong-long is enabled.
18552 * c-decl.c (declspecs_add_type): Drop redundant flags.
18553 * c.opt (Wlong-long): Init to -1.
18554 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18555 and front-end warn_long_long. Wlong-long only depends on other
18556 flags if it is uninitialized.
18557 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18558 the same for CPP and FE.
18559 (restore_extension_diagnostics): Likewise.
18561 2009-04-20 Ian Lance Taylor <iant@google.com>
18563 Fix enum conversions which are invalid in C++:
18564 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18565 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18566 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18567 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18568 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18569 (dbxout_parms): Likewise.
18570 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18571 (df_clear_flags): Likewise.
18572 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18573 top_flag parameter to int.
18574 (df_chain_create_bb_process_use): Likewise.
18575 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18577 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18578 (df_ref_create_structure, df_def_record_1): Likewise.
18579 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18580 (df_notes_rescan): Change 0 to VOIDmode in function call.
18581 (df_get_call_refs, df_insn_refs_collect): Likewise.
18582 (df_bb_regs_collect): Likewise.
18583 (df_entry_block_defs_collect): Likewise.
18584 (df_exit_block_uses_collect): Likewise.
18585 * df.h: Update declarations.
18586 * double-int.c (double_int_divmod): Add cast to enum type.
18587 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18588 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18589 (based_loc_descr): Likewise.
18590 (loc_descriptor_from_tree_1): Change first_op and second_op to
18591 enum dwarf_location_atom. Add cast to enum type.
18592 * expmed.c (init_expmed): Change 0 to SET in function call.
18593 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18594 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18595 (do_store_flag): Likewise.
18596 * fixed-value.h (struct fixed_value): Change mode to enum
18598 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18599 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18601 (insert_insn_decl, insert_decl, insert_state): Likewise.
18602 (automata_list_finish): Likewise.
18603 * genrecog.c (process_define_predicate): Add cast to enum type.
18604 * gensupport.c (init_predicate_table): Add cast to enum type.
18605 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18607 (gimple_build_call_1, gimple_build_label): Likewise.
18608 (gimple_build_goto, gimple_build_asm_1): Likewise.
18609 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18610 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18611 (enum fallback): Rename from enum fallback_t.
18612 (fallback_t): Typedef as int.
18613 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18614 GSI_SAME_STMT in function call.
18615 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18617 (setup_reg_class_relations): Likewise.
18618 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18619 (setup_prohibited_class_mode_regs): Add cast to enum type.
18620 (setup_prohibited_mode_move_regs): Likewise.
18621 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18622 (record_address_regs): Change i to enum reg_class.
18623 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18624 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18625 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18626 (GET_MODE_2XWIDER_MODE): Likewise.
18627 (GET_CLASS_NARROWEST_MODE): Likewise.
18628 * omp-low.c (expand_omp_for): Add cast to enum type.
18629 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18630 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18631 * postreload.c (reload_cse_simplify_operands): Change rclass local
18633 * predict.c (combine_predictions_for_insn): Change best_predictor
18634 and predictor to enum br_predictor.
18635 (combine_predictions_for_bb): Likewise.
18636 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18637 use SET_PREDICT_EXPR_OUTCOME.
18638 * real.c (real_arithmetic): Change icode to code in function call.
18639 * reginfo.c (init_move_cost): Add casts to enum type.
18640 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18641 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18643 * reload.c (find_valid_class): Add casts to enum type.
18644 (push_reload): Change 0 to NO_REGS in function call.
18645 (find_reloads): Change this_alternative to array of enum
18646 reg_class. Remove some now-unnecessary casts.
18647 (make_memloc): Change 0 to VOIDmode in function call.
18648 * reload1.c (reload): Change 0 to VOIDmode in function call.
18649 (eliminate_regs_1, elimination_effects): Likewise.
18650 (eliminate_regs_in_insn): Likewise.
18651 (emit_input_reload_insns): Add cast to enum type.
18652 (delete_output_reload): Change 0 to VOIDmode in function call.
18653 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18654 to enum type in function call.
18655 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18656 (SET_PREDICT_EXPR_OUTCOME): Define.
18657 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18658 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18659 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18660 (dump_function): Likewise.
18661 * tree-dump.h: Update declarations.
18662 * tree-pass.h: Update declarations.
18663 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18664 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18666 (arm_rtx_costs_1): Correct parenthesization.
18667 (arm_rtx_costs): Add casts to enum type.
18668 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18669 (vfp_emit_fstmd): Use add_rg_note.
18670 (emit_multi_reg_push, emit_sfm): Likewise.
18671 (thumb_set_frame_pointer): Likewise.
18672 (arm_expand_prologue): Likewise.
18673 (arm_regno_class): Change return type to enum reg_class.
18674 (thumb1_expand_prologue): Use add_reg_note.
18675 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18676 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18678 * config/arm/gentune.sh: Add cast to enum type.
18679 * config/arm/arm-tune.md: Rebuild.
18680 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18681 (ix86_split_fp_branch, predict_jump): Likewise.
18682 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18683 insn_code to enum rtx_code.
18684 (ix86_builtin_vectorized_function): Add cast to enum type.
18685 * config/i386/i386.md (truncdfsf2): Change slot to enum
18687 (truncxf<mode>2, isinf<mode>2): Likewise.
18688 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18690 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18691 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18692 (insert_bundle_state): Change 1 to INSERT in function call.
18693 (ia64_add_bundle_selector_before): Likewise.
18694 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18695 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18696 (restore_stack_nonlocal): Likewise.
18697 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18699 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18701 (mips_rtx_costs): Likewise.
18702 (mips_override_options): Add casts to enum type.
18703 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18705 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18706 (store_reg, set_reg_plus_d): Likewise.
18707 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18708 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18710 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18712 (emit_unlikely_jump): Use add_reg_note.
18713 (rs6000_emit_allocate_stack): Likewise.
18714 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18715 (output_toc): Change 1 to INSERT in function call.
18716 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18717 (rs6000_initialize_trampoline): Likewise.
18718 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18720 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18721 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18722 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18723 (save_gprs): Use add_reg_note.
18724 (s390_emit_prologue): Likewise.
18725 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18726 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18727 (sparc_fold_builtin): Add cast to enum type.
18728 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18730 (spu_expand_prologue): Use add_reg_note.
18731 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18733 2009-04-20 Ian Lance Taylor <iant@google.com>
18735 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18736 (c_parser_postfix_expression_after_primary): Get VEC for list of
18737 arguments. Get original types of arguments. Call
18738 build_function_call_vec.
18739 (cached_expr_list_1, cached_expr_list_2): New static variables.
18740 (c_parser_expr_list): Change return type to VEC *. Add
18741 p_orig_types parameter. Change all callers.
18742 (c_parser_release_expr): New static function.
18743 (c_parser_vec_to_tree_list): New static function.
18744 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18745 call build_function_call_vec.
18746 (build_function_call_vec): New function, based on old
18747 build_function_call.
18748 (convert_arguments): Remove nargs and argarray parameters. Change
18749 values to a VEC. Add origtypes parameter.
18750 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18751 (convert_for_assignment): Add origtype parameter. Change all
18752 callers. If warn_cxx_compat, check for conversion to an enum
18753 type when calling a function.
18754 (store_init_value): Add origtype parameter. Change all callers.
18755 (digest_init): Likewise.
18756 (struct init_node): Add origtype field.
18757 (add_pending_init): Add origtype parameter. Change all callers.
18758 (output_init_element): Likewise.
18759 (output_pending_init_elements): Pass origtype from init_node to
18760 output_init_element.
18761 (process_init_element): Pass origtype from c_expr to
18762 output_init_element.
18763 (c_finish_return): Add origtype parameter. Change all callers.
18764 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18766 (sync_resolve_params): Likewise.
18767 (sync_resolve_return): Change params to first_param. Change caller.
18768 (resolve_overloaded_builtins): Change params to VEC *. Change
18769 callers. Save first parameter around call to build_function_call_vec.
18770 * c-decl.c (finish_decl): Add origtype parameter. Change all
18771 callers. Call build_function_call_vec rather than
18772 build_function_call for cleanup.
18773 * c-tree.h: Update declarations.
18774 * c-common.h: Update declarations.
18775 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18776 params to first_param.
18777 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18778 params parameter from tree to void *.
18779 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18780 Change arglist parameter to have type void *, and to be a pointer
18782 * config/rs6000/rs6000-protos.h
18783 (altivec_resolve_overloaded_builtin): Update declaration.
18784 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18785 fnargs parameter to have type void *, and to be a pointer to a
18786 VEC. Call build_function_call_vec instead of
18787 build_function_call.
18788 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18790 2009-04-20 Joey Ye <joey.ye@intel.com>
18791 Xuepeng Guo <xuepeng.guo@intel.com>
18792 H.J. Lu <hongjiu.lu@intel.com>
18794 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18796 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18797 (IX86_LEA_PRIORITY): Likewise.
18798 (distance_non_agu_define): New function.
18799 (distance_agu_use): Likewise.
18800 (ix86_lea_for_add_ok): Likewise.
18801 (ix86_dep_by_shift_count): Likewise.
18803 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18804 should split for LEA.
18806 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18808 (ix86_dep_by_shift_count): Likewise.
18810 2009-04-20 Richard Guenther <rguenther@suse.de>
18812 * expr.c (handled_component_p): Move ...
18813 * tree.h (handled_component_p): ... here.
18814 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18815 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18816 and REALPART_EXPR to be in one group.
18818 2009-04-20 Richard Guenther <rguenther@suse.de>
18820 * basic-block.h (get_all_dominated_blocks): Declare.
18821 * dominance.c (get_all_dominated_blocks): New function.
18822 * tree-cfg.c (get_all_dominated_blocks): Remove.
18823 (remove_edge_and_dominated_blocks): Adjust.
18824 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18825 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18826 instead of recursing.
18828 2009-04-20 Doug Kwan <dougkwan@google.com>
18830 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18831 (struct cgraph_node_set_def): New type.
18832 (cgraph_node_set) New type. Also declare vector functions.
18833 (struct cgraph_node_set_element_def): New type.
18834 (cgraph_node_set_element): Ditto.
18835 (cgraph_node_set_iterator): New iterator type.
18836 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18837 cgraph_node_set_remove, dump_cgraph_node_set,
18838 debug_cgraph_node_set): New prototypes.
18839 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18840 cgraph_node_set_size): New inlines.
18841 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18842 including cgraph.h.
18843 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18844 argument to function 'write_summary'.
18845 * ipa.c: Include ggc.h.
18846 (hash_cgraph_node_set_element,
18847 eq_cgraph_node_set_element, cgraph_node_set_new,
18848 cgraph_node_set_add, cgraph_node_set_remove,
18849 cgraph_node_set_find, dump_cgraph_node_set,
18850 debug_cgraph_node_set): New functions.
18851 * Makefile.in (ipa.o): Add dependency on GGC_H.
18853 2009-04-20 Ira Rosen <irar@il.ibm.com>
18855 PR tree-optimization/39675
18856 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18857 check of the return code of vect_schedule_slp. Check that
18858 stmt_vec_info still exists for the statement, before checking its
18859 vectorization type.
18861 2009-04-20 Michael Matz <matz@suse.de>
18863 * Makefile.in (generated_files): Take out $(simple_generated_c).
18865 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18867 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18868 (UINTPTR_TYPE): Likewise.
18870 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18873 * c-typeck.c (digest_init): Check for initializing an array with a
18876 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18879 * c-semantics.c (pop_stmt_list): Propagate
18880 STATEMENT_LIST_HAS_LABEL to parent statement list.
18882 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18884 * config/mips/mips.h (mips_tune_attr): New macro.
18885 * config/mips/mips.md (cpu): Use it.
18887 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18890 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18893 2009-04-19 Diego Novillo <dnovillo@google.com>
18895 * toplev.c (compile_file): Move call to coverage_finish ...
18896 * cgraphunit.c (ipa_passes): ... here.
18897 Call cgraph_process_new_functions.
18898 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18899 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18901 2009-04-19 Jan Hubicka <jh@suse.cz>
18903 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18905 (dump_cgraph_node): Dump can throw external flag.
18906 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18908 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18912 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18913 * common.opt (Wlogical-op): Move from here...
18914 * c.opt (Wlogical-op): ... to here.
18915 * c-typeck.c (parser_build_binary_op): Update call to
18916 warn_logical_operator.
18917 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18919 * c-common.c (warn_logical_op): Update.
18920 * c-common.h (warn_logical_op): Update declaration.
18922 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18924 * tree.c (protected_set_expr_location): Fix formatting.
18926 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18929 * c-typeck.c (readonly_warning): new.
18930 (build_unary_op, build_modify_expr): Use readonly_warning for
18931 storing into something readonly but not const-qualified.
18933 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18936 * c-typeck.c (build_unary_op): Check for taking address of
18937 expression of type void.
18939 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18942 * c-typeck.c (build_function_call): Check for calling a function
18943 with qualified void return types. Call require_complete_type when
18946 2009-04-18 Jan Hubicka <jh@suse.cz>
18948 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18950 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18951 can_throw_external flag.
18952 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18953 * ipa-pure-const.c (ignore_edge): New function.
18954 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18955 only over can_throw_external edges.
18956 (local_pure_const): Add nothrow flag.
18957 * ipa-utils.c (searchc): Add ignore_edge callback.
18958 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18959 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18960 (set_nothrow_function_flags): Update cgraph.
18961 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18963 2009-04-18 Richard Guenther <rguenther@suse.de>
18965 PR middle-end/39804
18966 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18967 (fold_stmt): ... this and ...
18968 (fold_stmt_inplace): ... this.
18969 (fold_stmt_1): Fold references in calls and asms.
18970 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18972 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18974 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18975 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18977 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18979 * tree.c (function_args_count): Remove.
18980 * tree.h: Remove the prototype for function_args_count.
18982 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18984 * tree-iterator.c (expr_only): Remove.
18985 * tree.h: Remove the prototype for expr_only.
18987 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18989 * reginfo.c (cannot_change_mode_set_regs): Remove.
18990 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18992 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18994 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18995 whether operands 0 and 1 overlaps.
18997 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18999 PR middle-end/36902
19000 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19001 pointer. Use warning_at instead of warning.
19002 (search_for_addr_array): Likewise.
19003 (check_array_bounds): Likewise.
19004 (check_all_array_refs): Check that the incoming edge is not in the
19005 list of edges to be removed.
19006 (check_all_array_refs): Avoid the temporal pointer.
19007 (vrp_visit_cond_stmt): Fix typo.
19008 (simplify_switch_using_ranges): Handle the case where the switch
19009 index is an integer constant.
19011 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19013 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19015 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19017 * doc/extend.texi, doc/invoke.texi: Fix typos.
19019 2009-04-17 Cary Coutant <ccoutant@google.com>
19021 * tree-flow-inline.h (get_lineno): Fix inverted test.
19023 2009-04-17 Diego Novillo <dnovillo@google.com>
19025 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19026 assertion for AVAIL_OUT.
19028 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19031 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19032 * config/sh/linux-atomic.asm: Likewise.
19034 2009-04-17 Diego Novillo <dnovillo@google.com>
19036 * except.c (debug_eh_tree): New.
19037 (struct eh_region, struct eh_status): Move ...
19038 * except.h: ... here.
19039 (add_type_for_runtime): Declare extern.
19040 (lookup_type_for_runtime): Likewise.
19041 (debug_eh_tree): Declare.
19042 * Makefile.in (GTFILES): List except.h before except.c
19044 2009-04-17 Diego Novillo <dnovillo@google.com>
19046 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19047 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19048 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19049 (find_vars_r): ... here.
19050 * tree-flow.h (find_referenced_vars_in): Declare.
19051 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19052 that AVAIL_OUT exists for BLOCK.
19053 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19054 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19055 (tree-parloops.o): Likewise.
19057 2009-04-17 Simon Baldwin <simonb@google.com>
19059 * toplev.c (default_tree_printer): Add handling for %E format.
19061 2009-04-17 Diego Novillo <dnovillo@google.com>
19063 * tree-pretty-print.c (dump_generic_node): Add break after
19064 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19065 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19066 FUNCTION_TYPE together. Call print_struct_decl when printing
19067 structures and TDF_SLIM is not given.
19068 (print_struct_decl): Fix logic for detecting recursion.
19070 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19073 * gcc.c (create_at_file): New.
19074 (compile_input_file_p): New.
19075 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19076 * main.c (main): Update call to toplev_main.
19077 * toplev.c (toplev_main): Change signature. Call expandargv.
19078 * toplev.h (toplev_main): Change signature.
19080 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19082 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19083 if the latter is not constant.
19085 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19087 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19089 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19091 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19092 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19094 2009-04-17 Richard Guenther <rguenther@suse.de>
19096 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19097 Handle component references view-converting an invariant address.
19099 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19101 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19102 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19103 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19104 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19105 Use @deftypevr rather than @deftypevar.
19107 2009-04-17 Richard Guenther <rguenther@suse.de>
19109 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19110 (get_prop_source_stmt): Likewise.
19111 (can_propagate_from): Likewise.
19113 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19115 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19116 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19117 (--with-multilib-list): Add default value.
19118 * configure: Regenerate.
19119 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19120 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19121 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19122 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19123 Don't add default cpu to multilib list unnecessarily, but do enable
19124 the relevant compiler option..
19125 Add support for --with-multilib-list=<blank> and
19126 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19127 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19128 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19129 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19130 TM_MULTILIB_CONFIG.
19131 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19132 (MULTILIB_OSDIRNAMES): New variable.
19133 * config/sh/t-1e: Delete file.
19134 * config/sh/t-mlib-sh1: Delete file.
19135 * config/sh/t-mlib-sh2: Delete file.
19136 * config/sh/t-mlib-sh2a: Delete file.
19137 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19138 * config/sh/t-mlib-sh2a-single: Delete file.
19139 * config/sh/t-mlib-sh2a-single-only: Delete file.
19140 * config/sh/t-mlib-sh2e: Delete file.
19141 * config/sh/t-mlib-sh3e: Delete file.
19142 * config/sh/t-mlib-sh4: Delete file.
19143 * config/sh/t-mlib-sh4-nofpu: Delete file.
19144 * config/sh/t-mlib-sh4-single: Delete file.
19145 * config/sh/t-mlib-sh4-single-only: Delete file.
19146 * config/sh/t-mlib-sh4a: Delete file.
19147 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19148 * config/sh/t-mlib-sh4a-single: Delete file.
19149 * config/sh/t-mlib-sh4a-single-only: Delete file.
19150 * config/sh/t-mlib-sh4al: Delete file.
19151 * config/sh/t-mlib-sh5-32media: Delete file.
19152 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19153 * config/sh/t-mlib-sh5-64media: Delete file.
19154 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19155 * config/sh/t-mlib-sh5-compact: Delete file.
19156 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19157 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19158 * doc/install.texi (Options specification): Add
19159 --with-multilib-list and --with-endian.
19161 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19163 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19165 (OBJS-common): Add plugin-version.o.
19166 (plugin-version.o): New.
19167 * gcc-plugin.h (plugin_gcc_version): New.
19168 (plugin_default_version_check): New.
19169 (plugin_init_func, plugin_init): Add version argument.
19170 * plugin-version.c: New.
19171 * plugin.c (str_plugin_gcc_version_name): New.
19172 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19173 pass it to the init function.
19174 (plugin_default_version_check): New.
19176 2009-04-17 Richard Guenther <rguenther@suse.de>
19178 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19179 for decl-vs-decl disambiguation.
19181 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19183 * config/s390/s390.h (s390_tune_attr): New macro definition.
19184 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19186 2009-04-17 Richard Guenther <rguenther@suse.de>
19188 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19189 (fold_stmt_r): Likewise.
19190 (maybe_fold_reference): New function.
19191 (fold_gimple_assign): Handle cases fold_stmt_r did.
19192 (fold_stmt): Do not use fold_stmt_r.
19193 (fold_stmt_inplace): Likewise.
19195 2009-04-17 Richard Guenther <rguenther@suse.de>
19197 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19198 (record_equivalences_from_stmt): Remove useless checks and
19200 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19201 the type is already suitable.
19203 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19205 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19207 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19209 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19210 (CMPtype): Define as __gcc_CMPtype.
19212 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19214 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19215 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19217 2009-04-17 Richard Guenther <rguenther@suse.de>
19219 PR tree-optimization/39746
19220 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19221 special-casing for builtins and static variable use/def.
19222 (call_may_clobber_ref_p_1): Likewise.
19224 2009-04-16 Ian Lance Taylor <iant@google.com>
19226 * df.h: Include "timevar.h".
19227 (struct df_problem): Change tv_id field to timevar_id_t.
19228 * tree-pass.h: Include "timevar.h".
19229 (struct opt_pass): Change tv_id field to timevar_id_t.
19230 * timevar.h (timevar_id_t): Define TV_NONE.
19231 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19232 TV_NONE rather than tv_id != 0.
19233 (execute_one_pass): Likewise.
19234 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19235 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19236 dependencies to $(TREE_PASS_H).
19237 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19239 (pass_branch_target_load_optimize2): Likewise.
19240 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19241 (pass_outof_cfg_layout_mode): Likewise.
19242 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19243 (pass_rebuild_cgraph_edges): Likewise.
19244 (pass_remove_cgraph_callee_edges): Likewise.
19245 * df-core.c (pass_df_initialize_opt): Likewise.
19246 (pass_df_initialize_no_opt): Likewise.
19247 (pass_df_finish): Likewise.
19248 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19249 * except.c (pass_set_nothrow_function_flags): Likewise.
19250 (pass_convert_to_eh_region_ranges): Likewise.
19251 * final.c (pass_compute_alignments): Likewise.
19252 * function.c (pass_instantiate_virtual_regs): Likewise.
19253 (pass_init_function): Likewise.
19254 (pass_leaf_regs): Likewise.
19255 (pass_match_asm_constraints): Likewise.
19256 * gimple-low.c (pass_lower_cf): Likewise.
19257 (pass_mark_used_blocks): Likewise.
19258 * init-regs.c (pass_initialize_regs): Likewise.
19259 * integrate.c (pass_initial_value_sets): Likewise.
19260 * ira.c (pass_ira): Likewise.
19261 * jump.c (pass_cleanup_barriers): Likewise.
19262 * omp-low.c (pass_expand_omp): Likewise.
19263 (pass_lower_omp): Likewise.
19264 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19265 * recog.c (pass_split_all_insns): Likewise.
19266 (pass_split_after_reload): Likewise.
19267 (pass_split_before_regstack): Likewise.
19268 (pass_split_before_sched2): Likewise.
19269 (pass_split_for_shorten_branches): Likewise.
19270 * reginfo.c (pass_reginfo_init): Likewise.
19271 (pass_subregs_of_mode_init): Likewise.
19272 (pass_subregs_of_mode_finish): Likewise.
19273 * passes.c (pass_postreload): Likewise.
19274 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19275 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19276 (pass_warn_function_return): Likewise.
19277 (pass_warn_function_noreturn): Likewise.
19278 * tree-complex.c (pass_lower_complex): Likewise.
19279 (pass_lower_complex_O0): Likewise.
19280 * tree-if-conv.c (pass_if_conversion): Likewise.
19281 * tree-into-ssa.c (pass_build_ssa): Likewise.
19282 * tree-mudflap.c (pass_mudflap_1): Likewise.
19283 (pass_mudflap_2): Likewise.
19284 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19285 (pass_mudflap_2): Likewise.
19286 * tree-nrv.c (pass_return_slot): Likewise.
19287 * tree-object-size.c (pass_object_sizes): Likewise.
19288 * tree-optimize.c (pass_all_optimizations): Likewise.
19289 (pass_early_local_passes): Likewise.
19290 (pass_all_early_optimizations): Likewise.
19291 (pass_cleanup_cfg): Likewise.
19292 (pass_cleanup_cfg_post_optimizing): Likewise.
19293 (pass_free_datastructures): Likewise.
19294 (pass_free_cfg_annotations): Likewise.
19295 (pass_fixup_cfg): Likewise.
19296 (pass_init_datastructures): Likewise.
19297 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19298 (pass_late_warn_uninitialized): Likewise.
19299 (pass_update_address_taken): Likewise.
19300 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19301 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19302 (pass_cse_sincos): Likewise.
19303 (pass_convert_to_rsqrt): Likewise.
19304 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19305 * tree-stdarg.c (pass_stdarg): Likewise.
19306 * tree-tailcall.c (pass_tail_recursion): Likewise.
19307 (pass_tail_calls): Likewise.
19308 * tree-vect-generic.c (pass_lower_vector): Likewise.
19309 (pass_lower_vector_ssa): Likewise.
19310 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19312 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19314 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19316 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19318 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19319 logical and signext.
19321 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19324 * config/sh/predicates.md (arith_operand): Check if the operand
19325 of TRUNCATE is a REG.
19327 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19329 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19330 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19332 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19334 * tree-iterator.c (tsi_split_statement_list_after,
19335 tsi_split_statement_list_before): Remove.
19336 * tree-iterator.h: Remove the prototypes for
19337 tsi_split_statement_list_after and tsi_split_statement_list_before.
19339 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19341 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19342 * tree-ssa-propagate.h: Remove the prototype for
19343 stmt_makes_single_load.
19345 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19347 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19348 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19350 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19352 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19354 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19356 * except.c (eh_region_outer_p): Remove.
19357 * except.h: Remove the prototype for eh_region_outer_p.
19359 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19361 * function.c (current_function_assembler_name): Remove.
19362 * function.h: Remove the prototype for
19363 current_function_assembler_name.
19365 2009-04-16 Ian Lance Taylor <iant@google.com>
19367 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19368 (add_reg_note): Call alloc_reg_note.
19369 * rtl.h (alloc_reg_note): Declare.
19370 * combine.c (try_combine): Use alloc_reg_note.
19371 (recog_for_combine, move_deaths): Likewise.
19372 (distribute_notes): Use alloc_reg_note and add_reg_note.
19373 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19374 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19375 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19377 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19379 PR rtl-optimization/39762
19380 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19381 ira_may_move_out_cost): Add comments about way of their usage.
19382 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19384 * ira-conflicts.c (process_regs_for_copy): Use function
19385 ira_get_register_move_cost instead of global
19386 ira_register_move_cost.
19388 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19389 color_pass, move_spill_restore, update_curr_costs): Ditto.
19391 * ira-lives.c (process_single_reg_class_operands): Ditto.
19393 * ira-emit.c (emit_move_list): Ditto.
19395 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19396 (record_reg_classes): Ditto. Use functions
19397 ira_get_register_move_cost and ira_get_may_move_cost instead of
19398 global vars ira_register_move_cost, ira_may_move_out_cost and
19399 ira_may_move_in_cost.
19400 (record_address_regs): Don't call ira_init_register_move_cost.
19401 Use function ira_get_may_move_cost instead of global
19402 ira_may_move_in_cost.
19403 (process_bb_node_for_hard_reg_moves): Use function
19404 ira_get_register_move_cost instead of global ira_register_move_cost.
19405 (ira_costs): Don't call ira_init_register_move_cost.
19407 2009-04-16 Richard Guenther <rguenther@suse.de>
19409 * tree-cfg.c (verify_gimple_assign_binary):
19410 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19411 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19412 (create_general_new_stmt): Note that this function is broken.
19414 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19416 * common.opt (fhelp): Add Var(help_flag).
19417 * gcc-plugin.h (plugin_info): Add help.
19418 * plugin.c (plugin_name_args): Add help.
19419 (register_plugin_info): Set plugin->help.
19420 (print_help_one_plugin): New.
19421 (print_plugins_help): New.
19422 * plugin.h (print_plugins_help): New.
19423 * toplev.c (toplev_main): Call print_plugins_help if needed.
19425 2009-04-16 Richard Guenther <rguenther@suse.de>
19427 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19428 (gimple_ior_addresses_taken_1): New function.
19429 (gimple_ior_addresses_taken): Likewise.
19430 * gimple.h (struct gimple_statement_with_ops_base): Remove
19431 addresses_taken member.
19432 (gimple_ior_addresses_taken): Declare.
19433 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19434 gimple_set_addresses_taken): Remove.
19435 * ipa-reference.c (mark_address): New function.
19436 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19437 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19438 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19439 (gimple_add_to_addresses_taken): Remove.
19440 (get_tmr_operands): Call mark_address_taken.
19441 (get_asm_expr_operands): Likewise.
19442 (get_expr_operands): Likewise.
19443 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19444 (free_stmt_operands): Do not free it.
19445 * tree-ssa.c (delete_tree_ssa): Likewise.
19446 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19448 2009-04-16 Richard Guenther <rguenther@suse.de>
19450 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19451 (walk_stmt_load_store_ops): Likewise.
19452 * gimple.c (get_base_loadstore): New function.
19453 (walk_stmt_load_store_addr_ops): Likewise.
19454 (walk_stmt_load_store_ops): Likewise.
19455 * ipa-pure-const.c (check_op): Simplify.
19456 (check_load, check_store): New functions.
19457 (check_stmt): Use walk_stmt_load_store_ops.
19458 * ipa-reference.c (mark_load): Adjust signature.
19459 (mark_store): Likewise.
19460 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19462 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19464 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19465 (plugin_info): New.
19466 * opts.c (common_handle_option): Don't call print_version.
19467 * plugin.c (plugin_name_args): Add version.
19468 (register_plugin_info): New.
19469 (register_callback): Handle PLUGIN_INFO.
19470 (try_init_one_plugin): New.
19471 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19473 (finalize_one_plugin): New.
19474 (finalize_plugins): New.
19475 (print_one_plugin): New.
19476 (print_plugins_versions): New.
19477 * plugin.h (print_plugins_versions): New.
19478 (finalize_plugins): New.
19479 * toplev.c (compile_file): Don't call initialize_plugins.
19480 (print_version): Call print_plugins_versions.
19481 (toplev_main): Call initialize_plugins. Print version if needed.
19482 Call finalize_plugins.
19484 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19486 * common.opt (fversion): New.
19487 * gcc.c (print_version): New.
19488 (process_command): Don't print the version. Just set print_version.
19489 (main): Print version. Call subprocesses if print_version and
19490 verbose_flag are set.
19491 * opts.c (common_handle_option): Handle OPT_fversion.
19493 2009-04-16 Richard Guenther <rguenther@suse.de>
19494 Ira Rosen <irar@il.ibm.com>
19496 PR tree-optimization/39698
19497 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19498 type of the reduction variable. Only generate the def if
19501 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19502 make sure to first convert to an integer of the same precision.
19503 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19504 the type of the evolution correctly in computing the new
19505 induction variable base.
19507 2009-04-16 Richard Guenther <rguenther@suse.de>
19509 PR middle-end/39625
19510 * tree-cfg.c (make_blocks): Split statements with to-be
19511 abnormal SSA names on the lhs.
19513 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19515 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19516 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19517 * c-typeck.c (really_start_incremental_init): Likewise.
19518 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19519 (TARGET_INITIALIZER): Remove it.
19520 * target.h (struct target): Remove vector_opaque_p.
19521 * tree.c (build_opaque_vector_type): New.
19522 * tree.h (TYPE_VECTOR_OPAQUE): New.
19523 (build_opaque_vector_type): Declare.
19524 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19525 * config/rs6000/rs6000.c (build_opaque_vector_type,
19526 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19527 (rs6000_init_builtins): Use build_opaque_vector_type for
19528 opaque_V4SI_type_node.
19530 2009-04-15 Catherine Moore <clm@codesourcery.com>
19532 * debug.h (set_name): Declare.
19533 * dwarf2out.c (dwarf2out_set_name): Declare.
19534 (dwarf2_debug_hooks): Add set_name.
19535 (find_AT_string): New.
19536 (add_AT_string): Call find_AT_string.
19537 (dwarf2out_set_name): New.
19538 * cp/decl.c (grokdeclarator): Call set_name.
19539 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19540 * debug.c (do_nothing_debug_hooks): Likewise.
19541 * dbxout.c (dbx_debug_hooks): Likewise.
19542 * sdbout.c (sdb_debug_hooks): Likewise.
19544 2009-04-15 Michael Eager <eager@eagercon.com>
19546 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19547 reg for single-precision FPU.
19548 * config/rs6000/rs6000.md (movsi_internal1): Only for
19549 !TARGET_SINGLE_FPU.
19550 (movsi_internal1_single): New. Add pattern to move SI values to/from
19551 single-precision FP regs.
19553 2009-04-15 Richard Guenther <rguenther@suse.de>
19555 * omp-low.c (lower_rec_input_clauses): Build correct address
19557 (expand_omp_for_generic): Fix multiplication type.
19558 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19559 (generate_memset_zero): Fix types.
19560 * tree-profile.c (prepare_instrumented_value): Correctly
19563 2009-04-15 Ian Lance Taylor <iant@google.com>
19565 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19566 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19567 for -Wall and for -Wc++-compat.
19568 (c_common_post_options): For C++, set warn_enum_compare if not
19570 * c-tree.h (struct c_expr): Add field original_type.
19571 (build_external_ref): Update declaration.
19572 * c-parser.c (c_parser_braced_init): Set original_type.
19573 (c_parser_initelt): Likewise.
19574 (c_parser_expr_no_commas): Likewise.
19575 (c_parser_conditional_expression): Likewise.
19576 (c_parser_cast_expression): Likewise.
19577 (c_parser_unary_expression): Likewise. Pull setting of
19578 original_code to top of function.
19579 (c_parser_sizeof_expression): Set original_type.
19580 (c_parser_alignof_expression): Likewise.
19581 (c_parser_postfix_expression): Likewise. Pull setting of
19582 original_code to top of function.
19583 (c_parser_postfix_expression_after_paren_type): Set original_type.
19584 (c_parser_postfix_expression_after_primary): Likewise.
19585 (c_parser_expression): Likewise.
19586 * c-typeck.c (build_external_ref): Add type parameter. Change all
19588 (c_expr_sizeof_expr): Set original_type field.
19589 (parser_build_unary_op): Likewise.
19590 (parser_build_binary_op): Likewise. Optionally warn about
19591 comparisons of enums of different types.
19592 (digest_init): Set original_type field.
19593 (really_start_incremental_init): Likewise.
19594 (push_init_level, pop_init_level): Likewise.
19595 * doc/invoke.texi (Warning Options): -Wenum-compare now
19598 2009-04-15 Richard Guenther <rguenther@suse.de>
19600 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19601 out a necessary conversion.
19602 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19603 names we didn't value number.
19604 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19606 2009-04-15 Richard Guenther <rguenther@suse.de>
19608 PR tree-optimization/39764
19609 * tree-ssa-ccp.c (get_value): Canonicalize value with
19610 canonicalize_float_value.
19612 2009-04-15 Jan Hubicka <jh@suse.cz>
19614 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19615 Wrong version of patch.
19617 2009-04-15 Jan Hubicka <jh@suse.cz>
19619 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19621 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19623 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19624 our distinct integral and vector types.
19626 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19628 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19629 * init.c (build_vtbl_address): Remove call to assemble_external.
19631 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19633 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19634 output for other floating point modes.
19636 2009-04-14 Diego Novillo <dnovillo@google.com>
19638 * diagnostic.c (diagnostic_report_diagnostic): Do not
19639 warn about loaded plugins for DK_ERROR and DK_WARNING.
19640 * c-decl.c (declspecs_add_type): Move call to
19641 invoke_plugin_callbacks ...
19642 * c-parser.c (c_parser_declspecs): ... here.
19643 * plugin.c (dump_active_plugins): Tidy output.
19645 2009-04-14 Diego Novillo <dnovillo@google.com>
19646 Le-Chun Wu <lcwu@google.com>
19648 * configure.ac: Add --enable-plugin support.
19649 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19650 * Makefile.in (PLUGIN_H): Define.
19651 Export ENABLE_PLUGIN and GMPINC to site.exp.
19652 Add PLUGINLIBS to link command.
19653 Add/modify dependencies for plugin.o and files including plugin.h.
19655 * config.in: Regenerate.
19657 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19660 2009-04-14 Le-Chun Wu <lcwu@google.com>
19662 * tree-pass.h (register_one_dump_file): Add a prototype for
19663 register_one_dump_file.
19664 * toplev.c (compile_file): Call initialize_plugins.
19665 (do_compile): Call invoke_plugin_callbacks.
19666 (toplev_main): Call invoke_plugin_callbacks.
19667 * common.opt: Add -fplugin= and -fplugin-arg-.
19668 * gcc-plugin.h: New public header file for plugins to include.
19669 * plugin.c: New source file.
19670 * plugin.h: New internal header file.
19671 * passes.c (register_one_dump_file): Make it external.
19673 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19675 2009-04-14 Diego Novillo <dnovillo@google.com>
19677 * doc/plugins.texi: New.
19678 * doc/gccint.texi: Add reference to Plugins chapter.
19679 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19680 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19681 loaded plugins, if any.
19682 * timevar.def (TV_PLUGIN_INIT): Define.
19683 (TV_PLUGIN_RUN): Define.
19684 * plugin.c: Include timevar.h
19685 (plugins_active_p): New.
19686 (dump_active_plugins): New.
19687 (debug_active_plugins): New.
19689 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19691 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19693 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19695 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19697 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19698 the same as a minus without a shift.
19700 2009-04-14 Nick Clifton <nickc@redhat.com>
19702 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19703 comparisons with small integers will always produce a short
19706 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19709 2008-12-19 Diego Novillo <dnovillo@google.com>
19711 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19713 2009-04-14 Richard Guenther <rguenther@suse.de>
19715 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19717 (verify_gimple_assign_binary): Likewise. Handle shifts and
19719 (verify_gimple_phi): Print the mismatched argument position.
19720 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19722 (vect_update_init_of_dr): Likewise.
19723 * matrix-reorg.c (transform_access_sites): Do what the
19725 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19727 2009-04-13 Michael Eager <eager@eagercon.com>
19729 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19730 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19731 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19732 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19733 remove duplicate config
19735 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19737 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19738 file_name:line_number type locator of the call site.
19740 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19742 * genautomata.c: Put blank after comma.
19743 (automaton_decls): New.
19744 (struct unit_usage): Add comments to member next.
19745 (store_alt_unit_usage): Keep the list ordered.
19746 (unit_present_on_list_p, equal_alternatives_p): New.
19747 (check_regexp_units_distribution): Check units distribution
19748 correctness correctly.
19749 (main): Don't write automata if error is found. Return correct
19752 * config/m68k/cf.md (cfv4_ds): Remove.
19753 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19754 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19756 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19757 power4-load-ext, power4-store, power4-store-update,
19758 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19759 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19760 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19761 power4-sqrt, power4-isync): Modify reservation to make correct
19762 unit distribution to automata.
19764 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19765 power5-store-update, power5-two, power5-three, power5-lmul,
19766 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19768 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19770 * except.c (pass_set_nothrow_function_flags): Set name and add
19772 (set_nothrow_function_flags): Mention in the dump file when
19773 changing a function to nothrow.
19775 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19778 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19779 instead of unsigned long.
19781 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19783 * config/arm/arm.c (return_used_this_function): Remove.
19784 (arm_output_function_prologue): Remove use of
19785 return_used_this_function.
19786 (output_return_instruction): Replace use of
19787 return_used_this_function
19788 by cfun->machine->return_used_this_function.
19789 (arm_output_epilogue): Likewise.
19790 (arm_output_function_epilogue): Likewise.
19791 (thumb_unexpanded_epilogue): Likewise.
19792 * config/arm/arm.h (struct machine_function):
19793 New member return_used_this_function.
19795 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19797 * doc/install.texi: Correct description of default directory for
19798 --with-gxx-include-dir.
19800 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19802 * fold-const.c (build_range_check): Properly deal with enumeral and
19803 boolean base types.
19805 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19807 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19808 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19809 * params.h (MAX_GCSE_PASSES): Remove.
19810 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19811 in sequence. Remove ability to run multiple passes.
19812 (bypass_jumps): Report run as third CPROP pass.
19814 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19816 PR middle-end/39651
19817 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19818 when deciding whether the whole SEQUENCE can throw.
19820 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19823 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19824 offseted label references.
19826 2009-04-11 Jan Hubicka <jh@suse.cz>
19828 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19830 2009-04-11 Richard Guenther <rguenther@suse.de>
19832 PR middle-end/39732
19833 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19834 return variables as TREE_ADDRESSABLE.
19836 2009-04-11 Richard Guenther <rguenther@suse.de>
19838 PR tree-optimization/39713
19839 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19840 reference trees have SSA_NAME operands.
19842 2009-04-11 Richard Guenther <rguenther@suse.de>
19845 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19846 address expressions.
19848 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19850 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19851 match changes in Cygwin 1.7
19852 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19853 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19855 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19857 PR tree-optimization/39701
19858 * doc/invoke.texi (Optimization Options): Document change in
19859 meaning and initialization of -fdelete-null-pointer-checks.
19861 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19863 PR middle-end/39701
19864 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19866 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19869 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19871 2009-04-10 Chao-ying Fu <fu@mips.com>
19873 * doc/tm.texi (Instruction Output): Document
19874 TARGET_ASM_FINAL_POSTSCAN_INSN.
19875 * target.h (final_postscan_insn): New field in asm_out.
19876 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19877 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19878 * final.c (final_scan_insn): Call
19879 targetm.asm_out.final_postscan_insn after outputting
19880 an asm macro and a normal instruction.
19882 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19883 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19884 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19885 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19886 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19888 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19890 PR middle-end/39701
19891 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19892 variables as non-NULL even with -fdelete-null-pointer-checks.
19894 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19896 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19898 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19901 * config/i386/i386.c (classify_argument): Handle SCmode with
19902 (bit_offset % 64) != 0.
19904 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19906 * doc/invoke.texi (Optimize Options): Add cross-reference to
19907 -Q --help=optimizers examples.
19909 2009-04-10 Ben Elliston <bje@au.ibm.com>
19912 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19913 regalign for the reg == fpr and TDmode case.
19915 2009-04-09 David Ayers <ayers@fsfe.org>
19918 * objc/objc-act.c (warn_with_method): Remove helper function.
19919 (check_duplicates): Call warning and inform directly.
19920 (really_start_method): Likewise.
19922 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19924 * expmed.c (expand_divmod): Always use a comparison for a division
19925 by a large unsigned integer.
19927 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19928 for things others than variables or functions as nonzero.
19930 2009-04-09 Nick Clifton <nickc@redhat.com>
19932 * unwind-compat.c: Change copyright header to refer to version
19933 3 of the GNU General Public License with version 3.1 of the
19934 GCC Runtime Library Exception and to point readers at the
19935 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19936 * config/alpha/crtfastmath.c: Likewise.
19937 * config/alpha/linux-unwind.h: Likewise.
19938 * config/alpha/qrnnd.asm: Likewise.
19939 * config/alpha/vms-crt0-64.c: Likewise.
19940 * config/alpha/vms-crt0.c: Likewise.
19941 * config/alpha/vms-dwarf2.asm: Likewise.
19942 * config/alpha/vms-dwarf2eh.asm: Likewise.
19943 * config/alpha/vms-psxcrt0-64.c: Likewise.
19944 * config/alpha/vms-psxcrt0.c: Likewise.
19945 * config/alpha/vms_tramp.asm: Likewise.
19946 * config/arc/initfini.c: Likewise.
19947 * config/arc/lib1funcs.asm: Likewise.
19948 * config/arm/bpabi-v6m.S: Likewise.
19949 * config/arm/bpabi.S: Likewise.
19950 * config/arm/bpabi.c: Likewise.
19951 * config/arm/crti.asm: Likewise.
19952 * config/arm/crtn.asm: Likewise.
19953 * config/arm/ieee754-df.S: Likewise.
19954 * config/arm/ieee754-sf.S: Likewise.
19955 * config/arm/lib1funcs.asm: Likewise.
19956 * config/arm/libunwind.S: Likewise.
19957 * config/arm/linux-atomic.c: Likewise.
19958 * config/arm/mmintrin.h: Likewise.
19959 * config/arm/pr-support.c: Likewise.
19960 * config/arm/unaligned-funcs.c: Likewise.
19961 * config/arm/unwind-arm.c: Likewise.
19962 * config/arm/unwind-arm.h: Likewise.
19963 * config/avr/libgcc.S: Likewise.
19964 * config/bfin/crti.s: Likewise.
19965 * config/bfin/crtlibid.s: Likewise.
19966 * config/bfin/crtn.s: Likewise.
19967 * config/bfin/lib1funcs.asm: Likewise.
19968 * config/bfin/linux-unwind.h: Likewise.
19969 * config/cris/arit.c: Likewise.
19970 * config/cris/cris_abi_symbol.c: Likewise.
19971 * config/darwin-64.c: Likewise.
19972 * config/darwin-crt2.c: Likewise.
19973 * config/darwin-crt3.c: Likewise.
19974 * config/darwin.h: Likewise.
19975 * config/dbxelf.h: Likewise.
19976 * config/dfp-bit.c: Likewise.
19977 * config/dfp-bit.h: Likewise.
19978 * config/elfos.h: Likewise.
19979 * config/fixed-bit.c: Likewise.
19980 * config/fixed-bit.h: Likewise.
19981 * config/fp-bit.c: Likewise.
19982 * config/fp-bit.h: Likewise.
19983 * config/fr30/crti.asm: Likewise.
19984 * config/fr30/crtn.asm: Likewise.
19985 * config/fr30/lib1funcs.asm: Likewise.
19986 * config/freebsd-spec.h: Likewise.
19987 * config/frv/cmovd.c: Likewise.
19988 * config/frv/cmovh.c: Likewise.
19989 * config/frv/cmovw.c: Likewise.
19990 * config/frv/frvbegin.c: Likewise.
19991 * config/frv/frvend.c: Likewise.
19992 * config/frv/lib1funcs.asm: Likewise.
19993 * config/glibc-stdint.h: Likewise.
19994 * config/h8300/clzhi2.c: Likewise.
19995 * config/h8300/crti.asm: Likewise.
19996 * config/h8300/crtn.asm: Likewise.
19997 * config/h8300/ctzhi2.c: Likewise.
19998 * config/h8300/fixunssfsi.c: Likewise.
19999 * config/h8300/lib1funcs.asm: Likewise.
20000 * config/h8300/parityhi2.c: Likewise.
20001 * config/h8300/popcounthi2.c: Likewise.
20002 * config/i386/ammintrin.h: Likewise.
20003 * config/i386/att.h: Likewise.
20004 * config/i386/avxintrin.h: Likewise.
20005 * config/i386/biarch64.h: Likewise.
20006 * config/i386/bmmintrin.h: Likewise.
20007 * config/i386/cpuid.h: Likewise.
20008 * config/i386/cross-stdarg.h: Likewise.
20009 * config/i386/crtfastmath.c: Likewise.
20010 * config/i386/crtprec.c: Likewise.
20011 * config/i386/cygming-crtbegin.c: Likewise.
20012 * config/i386/cygming-crtend.c: Likewise.
20013 * config/i386/cygwin.asm: Likewise.
20014 * config/i386/emmintrin.h: Likewise.
20015 * config/i386/gmm_malloc.h: Likewise.
20016 * config/i386/gthr-win32.c: Likewise.
20017 * config/i386/i386.h: Likewise.
20018 * config/i386/immintrin.h: Likewise.
20019 * config/i386/linux-unwind.h: Likewise.
20020 * config/i386/linux64.h: Likewise.
20021 * config/i386/mm3dnow.h: Likewise.
20022 * config/i386/mmintrin-common.h: Likewise.
20023 * config/i386/mmintrin.h: Likewise.
20024 * config/i386/nmmintrin.h: Likewise.
20025 * config/i386/pmm_malloc.h: Likewise.
20026 * config/i386/pmmintrin.h: Likewise.
20027 * config/i386/smmintrin.h: Likewise.
20028 * config/i386/sol2-c1.asm: Likewise.
20029 * config/i386/sol2-ci.asm: Likewise.
20030 * config/i386/sol2-cn.asm: Likewise.
20031 * config/i386/sol2-gc1.asm: Likewise.
20032 * config/i386/tmmintrin.h: Likewise.
20033 * config/i386/unix.h: Likewise.
20034 * config/i386/w32-unwind.h: Likewise.
20035 * config/i386/wmmintrin.h: Likewise.
20036 * config/i386/x86-64.h: Likewise.
20037 * config/i386/x86intrin.h: Likewise.
20038 * config/i386/xmmintrin.h: Likewise.
20039 * config/ia64/crtbegin.asm: Likewise.
20040 * config/ia64/crtend.asm: Likewise.
20041 * config/ia64/crtfastmath.c: Likewise.
20042 * config/ia64/crti.asm: Likewise.
20043 * config/ia64/crtn.asm: Likewise.
20044 * config/ia64/fde-glibc.c: Likewise.
20045 * config/ia64/lib1funcs.asm: Likewise.
20046 * config/ia64/linux-unwind.h: Likewise.
20047 * config/ia64/quadlib.c: Likewise.
20048 * config/ia64/unwind-ia64.c: Likewise.
20049 * config/linux.h: Likewise.
20050 * config/m32c/m32c-lib1.S: Likewise.
20051 * config/m32c/m32c-lib2-trapv.c: Likewise.
20052 * config/m32c/m32c-lib2.c: Likewise.
20053 * config/m32r/initfini.c: Likewise.
20054 * config/m68hc11/larith.asm: Likewise.
20055 * config/m68hc11/m68hc11-crt0.S: Likewise.
20056 * config/m68k/cf.md: Likewise.
20057 * config/m68k/crti.s: Likewise.
20058 * config/m68k/crtn.s: Likewise.
20059 * config/m68k/lb1sf68.asm: Likewise.
20060 * config/m68k/linux-unwind.h: Likewise.
20061 * config/mcore/crti.asm: Likewise.
20062 * config/mcore/crtn.asm: Likewise.
20063 * config/mcore/lib1.asm: Likewise.
20064 * config/mips/linux-unwind.h: Likewise.
20065 * config/mips/loongson.h: Likewise.
20066 * config/mips/mips16.S: Likewise.
20067 * config/mmix/crti.asm: Likewise.
20068 * config/mmix/crtn.asm: Likewise.
20069 * config/pa/fptr.c: Likewise.
20070 * config/pa/hpux-unwind.h: Likewise.
20071 * config/pa/lib2funcs.asm: Likewise.
20072 * config/pa/linux-atomic.c: Likewise.
20073 * config/pa/linux-unwind.h: Likewise.
20074 * config/pa/milli64.S: Likewise.
20075 * config/pa/quadlib.c: Likewise.
20076 * config/pa/stublib.c: Likewise.
20077 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20078 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20079 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20080 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20081 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20082 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20083 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20084 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20085 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20086 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20087 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20088 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20089 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20090 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20091 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20092 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20093 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20094 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20095 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20096 * config/rs6000/750cl.h: Likewise.
20097 * config/rs6000/altivec.h: Likewise.
20098 * config/rs6000/biarch64.h: Likewise.
20099 * config/rs6000/crtresfpr.asm: Likewise.
20100 * config/rs6000/crtresgpr.asm: Likewise.
20101 * config/rs6000/crtresxfpr.asm: Likewise.
20102 * config/rs6000/crtresxgpr.asm: Likewise.
20103 * config/rs6000/crtsavfpr.asm: Likewise.
20104 * config/rs6000/crtsavgpr.asm: Likewise.
20105 * config/rs6000/darwin-asm.h: Likewise.
20106 * config/rs6000/darwin-fallback.c: Likewise.
20107 * config/rs6000/darwin-fpsave.asm: Likewise.
20108 * config/rs6000/darwin-ldouble.c: Likewise.
20109 * config/rs6000/darwin-tramp.asm: Likewise.
20110 * config/rs6000/darwin-unwind.h: Likewise.
20111 * config/rs6000/darwin-vecsave.asm: Likewise.
20112 * config/rs6000/darwin-world.asm: Likewise.
20113 * config/rs6000/e500crtres32gpr.asm: Likewise.
20114 * config/rs6000/e500crtres64gpr.asm: Likewise.
20115 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20116 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20117 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20118 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20119 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20120 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20121 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20122 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20123 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20124 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20125 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20126 * config/rs6000/eabi-ci.asm: Likewise.
20127 * config/rs6000/eabi-cn.asm: Likewise.
20128 * config/rs6000/eabi.asm: Likewise.
20129 * config/rs6000/linux-unwind.h: Likewise.
20130 * config/rs6000/linux64.h: Likewise.
20131 * config/rs6000/paired.h: Likewise.
20132 * config/rs6000/paired.md: Likewise.
20133 * config/rs6000/ppc64-fp.c: Likewise.
20134 * config/rs6000/ppu_intrinsics.h: Likewise.
20135 * config/rs6000/rs6000.h: Likewise.
20136 * config/rs6000/si2vmx.h: Likewise.
20137 * config/rs6000/sol-ci.asm: Likewise.
20138 * config/rs6000/sol-cn.asm: Likewise.
20139 * config/rs6000/spe.h: Likewise.
20140 * config/rs6000/spu2vmx.h: Likewise.
20141 * config/rs6000/sysv4.h: Likewise.
20142 * config/rs6000/tramp.asm: Likewise.
20143 * config/rs6000/vec_types.h: Likewise.
20144 * config/s390/linux-unwind.h: Likewise.
20145 * config/s390/tpf-unwind.h: Likewise.
20146 * config/score/crti.asm: Likewise.
20147 * config/score/crtn.asm: Likewise.
20148 * config/sh/crt1.asm: Likewise.
20149 * config/sh/crti.asm: Likewise.
20150 * config/sh/crtn.asm: Likewise.
20151 * config/sh/divtab-sh4-300.c: Likewise.
20152 * config/sh/divtab-sh4.c: Likewise.
20153 * config/sh/divtab.c: Likewise.
20154 * config/sh/lib1funcs-4-300.asm: Likewise.
20155 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20156 * config/sh/lib1funcs.asm: Likewise.
20157 * config/sh/lib1funcs.h: Likewise.
20158 * config/sh/linux-atomic.asm: Likewise.
20159 * config/sh/linux-unwind.h: Likewise.
20160 * config/sh/shmedia.h: Likewise.
20161 * config/sh/sshmedia.h: Likewise.
20162 * config/sh/ushmedia.h: Likewise.
20163 * config/sparc/crtfastmath.c: Likewise.
20164 * config/sparc/linux-unwind.h: Likewise.
20165 * config/sparc/sol2-c1.asm: Likewise.
20166 * config/sparc/sol2-ci.asm: Likewise.
20167 * config/sparc/sol2-cn.asm: Likewise.
20168 * config/spu/divmodti4.c: Likewise.
20169 * config/spu/divv2df3.c: Likewise.
20170 * config/spu/float_disf.c: Likewise.
20171 * config/spu/float_unsdidf.c: Likewise.
20172 * config/spu/float_unsdisf.c: Likewise.
20173 * config/spu/float_unssidf.c: Likewise.
20174 * config/spu/mfc_multi_tag_release.c: Likewise.
20175 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20176 * config/spu/mfc_tag_release.c: Likewise.
20177 * config/spu/mfc_tag_reserve.c: Likewise.
20178 * config/spu/mfc_tag_table.c: Likewise.
20179 * config/spu/multi3.c: Likewise.
20180 * config/spu/spu_internals.h: Likewise.
20181 * config/spu/spu_intrinsics.h: Likewise.
20182 * config/spu/spu_mfcio.h: Likewise.
20183 * config/spu/vec_types.h: Likewise.
20184 * config/spu/vmx2spu.h: Likewise.
20185 * config/stormy16/stormy16-lib2.c: Likewise.
20186 * config/svr4.h: Likewise.
20187 * config/sync.c: Likewise.
20188 * config/v850/lib1funcs.asm: Likewise.
20189 * config/vxlib-tls.c: Likewise.
20190 * config/vxlib.c: Likewise.
20191 * config/vxworks-dummy.h: Likewise.
20192 * config/xtensa/crti.asm: Likewise.
20193 * config/xtensa/crtn.asm: Likewise.
20194 * config/xtensa/ieee754-df.S: Likewise.
20195 * config/xtensa/ieee754-sf.S: Likewise.
20196 * config/xtensa/lib1funcs.asm: Likewise.
20197 * config/xtensa/lib2funcs.S: Likewise.
20198 * config/xtensa/linux-unwind.h: Likewise.
20199 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20200 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20201 * coretypes.h: Likewise.
20202 * crtstuff.c: Likewise.
20203 * defaults.h: Likewise.
20204 * dwarf2.h: Likewise.
20205 * emutls.c: Likewise.
20206 * gbl-ctors.h: Likewise.
20207 * gcov-io.h: Likewise.
20208 * ginclude/float.h: Likewise.
20209 * ginclude/iso646.h: Likewise.
20210 * ginclude/stdarg.h: Likewise.
20211 * ginclude/stdbool.h: Likewise.
20212 * ginclude/stddef.h: Likewise.
20213 * ginclude/stdfix.h: Likewise.
20214 * ginclude/stdint-gcc.h: Likewise.
20215 * ginclude/tgmath.h: Likewise.
20216 * gthr-aix.h: Likewise.
20217 * gthr-dce.h: Likewise.
20218 * gthr-gnat.c: Likewise.
20219 * gthr-gnat.h: Likewise.
20220 * gthr-lynx.h: Likewise.
20221 * gthr-mipssde.h: Likewise.
20222 * gthr-nks.h: Likewise.
20223 * gthr-posix.c: Likewise.
20224 * gthr-posix.h: Likewise.
20225 * gthr-posix95.h: Likewise.
20226 * gthr-rtems.h: Likewise.
20227 * gthr-single.h: Likewise.
20228 * gthr-solaris.h: Likewise.
20229 * gthr-tpf.h: Likewise.
20230 * gthr-vxworks.h: Likewise.
20231 * gthr-win32.h: Likewise.
20232 * gthr.h: Likewise.
20233 * libgcc2.c: Likewise.
20234 * libgcc2.h: Likewise.
20235 * libgcov.c: Likewise.
20236 * tsystem.h: Likewise.
20237 * typeclass.h: Likewise.
20238 * unwind-c.c: Likewise.
20239 * unwind-compat.h: Likewise.
20240 * unwind-dw2-fde-compat.c: Likewise.
20241 * unwind-dw2-fde-darwin.c: Likewise.
20242 * unwind-dw2-fde-glibc.c: Likewise.
20243 * unwind-dw2-fde.c: Likewise.
20244 * unwind-dw2-fde.h: Likewise.
20245 * unwind-dw2.c: Likewise.
20246 * unwind-dw2.h: Likewise.
20247 * unwind-generic.h: Likewise.
20248 * unwind-pe.h: Likewise.
20249 * unwind-sjlj.c: Likewise.
20250 * unwind.inc: Likewise.
20251 * config/arm/neon-gen.ml: Change generated copyright header to
20252 refer to version 3 of the GNU General Public License with
20253 version 3.1 of the GCC Runtime Library Exception and to point
20254 readers at the COPYING3 and COPYING3.RUNTIME files and the
20255 FSF's license web page.
20256 * config/arm/arm_neon.h: Regenerate.
20258 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20260 * config/cris/cris.md: Change copyright header to refer to version
20261 3 of the GNU General Public License.
20262 * doc/install.texi2html: Change copyright header to refer to version
20263 3 of the GNU General Public License and to point readers at the
20264 COPYING3 file and the FSF's license web page.
20265 * config/vax/linux.h: Likewise.
20267 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20269 * config/i386/i386.md (cmpcc): New.
20270 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20271 (sync_compare_and_swap_cc*): Delete.
20273 * config/s390/s390.c (s390_compare_emitted): Remove.
20274 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20275 s390_compare_emitted used to be handled. Assert that modes match.
20276 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20277 refer to sync_compare_and_swap_ccsi.
20278 * config/s390/s390.h (s390_compare_emitted): Remove.
20279 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20280 instead of s390_compare_emitted.
20281 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20282 instead of s390_compare_emitted.
20283 * config/s390/s390.md (cmpcc): New.
20284 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20285 CC_REGNUM, do not pretend it's set.
20286 (sync_compare_and_swap_cc*): Delete.
20287 * config/s390/predicates.md (cc_reg_operand): New.
20289 * expr.c (sync_compare_and_swap_cc): Delete.
20290 * optabs.h (sync_compare_and_swap_cc): Delete.
20291 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20292 is being used with can_compare_p.
20293 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20294 (find_cc_set): New.
20295 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20296 look for a MODE_CC set instead. Use emit_store_flag.
20297 (expand_compare_and_swap_loop): Likewise, with some additional
20298 complication to avoid a force_reg when useless. Use
20299 emit_cmp_and_jump_insns.
20300 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20301 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20302 sync_compare_and_swap documentation.
20304 2009-04-09 Jan Hubicka <jh@suse.cz>
20306 * except.c (find_prev_try): Break out from ....
20307 (duplicate_eh_regions): ... here; properly update prev_try pointers
20308 when duplication part of tree.
20309 (dump_eh_tree): Improve dumping.
20310 (verify_eh_region): New.
20311 (verify_eh_tree): Use it.
20313 2009-04-06 Richard Guenther <rguenther@suse.de>
20315 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20316 &ARRAY addresses by adjusting their types and prepending
20318 * tree-cfg.c (verify_gimple_assign_single): Verify that
20319 addresses are correct.
20321 2009-04-09 Richard Guenther <rguenther@suse.de>
20323 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20324 indices into an array reference if possible.
20325 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20326 Fold POINTER_PLUS_EXPR statements with invariant address.
20328 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20331 * config.gcc (powerpc64-*-linux*): Always build biarch.
20333 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20336 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20337 it and pedwarn if this results in an INTEGER_CST.
20339 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20341 * doc/install.texi: Update minimum GMP version. Remove obsolete
20342 text in MPFR section.
20344 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20346 * dwarf2out.c (class_scope_p): New static inline.
20347 (class_or_namespace_scope_p): Use it.
20348 (gen_variable_die): Use DW_TAG_member tag for static data member
20349 declarations instead of DW_TAG_variable.
20351 PR middle-end/39573
20352 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20355 2009-04-08 Richard Guenther <rguenther@suse.de>
20357 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20358 valueize random data.
20360 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20362 * config.gcc (aix tm_file): Add aix-stdint.h.
20363 (aix tm clause use_gcc_stdint): Set to wrap.
20364 * config/rs6000/aix-stdint.h: New file.
20366 2009-04-08 Richard Guenther <rguenther@suse.de>
20368 PR middle-end/36291
20369 * tree-dfa.c (add_referenced_var): Do not recurse into
20370 global initializers.
20371 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20373 (fold_const_aggregate_ref): Likewise.
20375 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20377 * recog.c (ordered_comparison_operator): New.
20378 * gensupport.c (std_preds): Add it.
20379 * doc/md.texi (Machine-Independent Predicates): Document it.
20381 2009-04-08 Jan Hubicka <jh@suse.cz>
20383 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20384 * function.h (rtl_eh): Remove exception_handler_label_map.
20385 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20386 remove_exception_handler_label, for_each_eh_label_1): Remove.
20387 (rtl_remove_unreachable_regions): Remove.
20388 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20389 (find_exception_handler_labels): Don't build the hashtable.
20390 (maybe_remove_eh_handler): Remove.
20391 (for_each_eh_label): Rewrite to walk the tree.
20392 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20393 * except.h (maybe_remove_eh_handler): Remove.
20394 * passes.c (init_optimization_passes): Schedule second EH cleanup
20396 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20397 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20399 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20401 * genoutput.c (validate_optab_operands): New.
20402 (gen_insn, gen_expand): Call it.
20404 * genflags.c (gen_insn): Detect misused iterators.
20405 (main): Pass line_no to gen_insn, exit with status 1 on error.
20407 * genextract.c (line_no): Make global.
20408 (VEC_safe_set_locstr): Change assertion to error message.
20409 (main): Exit with status 1 on error.
20411 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20415 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20416 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20417 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20418 * c-convert.c (convert): Do not call fold on results of conversion
20419 functions when the result is a C_MAYBE_CONST_EXPR.
20420 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20421 of __builtin_choose_expr.
20422 * c-typeck.c (remove_c_maybe_const_expr): New.
20423 (build_unary_op, build_conditional_expr, build_compound_expr,
20424 build_binary_op, c_objc_common_truthvalue_conversion): Call
20425 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20428 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20430 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20431 CODE to produce a new one. Add a prototype to use fold_convert_const
20433 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20436 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20437 mix declarations and code.
20439 2009-04-08 Ben Elliston <bje@au.ibm.com>
20441 * gcc.c: Replace `CC' with `GCC' throughout.
20443 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20445 * doc/invoke.texi: Document Atom support.
20447 2009-04-07 Jason Merrill <jason@redhat.com>
20450 * c-common.h, c-common.c: Add flag_pretty_templates.
20451 * c-opts.c (c_common_handle_option): Set it.
20452 * c.opt: Add -fno-pretty-templates.
20453 * doc/invoke.texi (C++ Dialect Options): Likewise.
20455 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20457 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20458 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20459 (ia64_expand_builtin): Likewise.
20461 2009-04-07 Martin Jambor <mjambor@suse.cz>
20463 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20464 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20465 ADDR_EXPRS are include too.
20467 2009-04-07 Richard Guenther <rguenther@suse.de>
20469 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20470 decls are only used if passes as parameters or if they are
20471 local statics and the call is not to a builtin.
20472 (call_may_clobber_ref_p_1): Likewise.
20474 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20476 * expr.c (do_store_flag): Remove last argument. Simplify code
20477 to avoid duplication of tests already done by can_compare_p.
20478 (expand_expr_real_1): Adjust caller.
20480 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20482 * optabs.c (can_compare_p): Test the predicate of a
20483 cbranch and cstore pattern.
20485 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20487 * expr.c (convert_move): Use emit_store_flag instead of
20490 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20492 * config/i386/i386.c (ix86_compare_emitted): Remove.
20493 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20494 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20495 * config/i386/i386.h (ix86_compare_emitted): Remove.
20496 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20497 instead of ix86_compare_emitted.
20498 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20500 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20502 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20503 Add t-sysroot-suffix to tmake_file.
20504 * config/print-sysroot-suffix.sh: New file.
20505 * config/t-sysroot-suffix: New file.
20507 2009-04-07 Ben Elliston <bje@au.ibm.com>
20509 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20510 as the latter produces a warning when the target does not support
20513 2009-04-07 Ben Elliston <bje@au.ibm.com>
20515 * dfp.c: Replace type punning assignments with memcpy throughout.
20516 * Makefile.in (dfp.o-warn): Remove.
20518 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20521 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20522 Include soft-fp/t-softfp after rs6000/t-linux64.
20524 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20526 * stor-layout.c (set_sizetype): Use the full precision of their
20527 machine mode for bitsize types.
20529 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20531 * config/i386/i386.md: Revert 2 accidental checkins.
20533 2009-04-06 Joey Ye <joey.ye@intel.com>
20534 Xuepeng Guo <xuepeng.guo@intel.com>
20535 H.J. Lu <hongjiu.lu@intel.com>
20537 Atom pipeline model, tuning and insn selection.
20538 * config.gcc (atom): Add atom config options and target.
20540 * config/i386/atom.md: New.
20542 * config/i386/i386.c (atom_cost): New cost.
20543 (m_ATOM): New macro flag.
20544 (initial_ix86_tune_features): Set m_ATOM.
20545 (x86_accumulate_outgoing_args): Likewise.
20546 (x86_arch_always_fancy_math_387): Likewise.
20547 (processor_target): Add Atom cost.
20548 (cpu_names): Add Atom cpu name.
20549 (override_options): Set Atom ISA.
20550 (ix86_issue_rate): New case PROCESSOR_ATOM.
20551 (ix86_adjust_cost): Likewise.
20553 * config/i386/i386.h (TARGET_ATOM): New target macro.
20554 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20555 (TARGET_OPT_AGU): New target option.
20556 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20557 (processor_type): Add PROCESSOR_ATOM.
20559 * config/i386/i386.md (cpu): Add new value "atom".
20560 (use_carry, movu): New attr.
20561 (atom.md): Include atom.md.
20562 (adddi3_carry_rex64): Set attr "use_carry".
20563 (addqi3_carry): Likewise.
20564 (addhi3_carry): Likewise.
20565 (addsi3_carry): Likewise.
20566 (*addsi3_carry_zext): Likewise.
20567 (subdi3_carry_rex64): Likewise.
20568 (subqi3_carry): Likewise.
20569 (subhi3_carry): Likewise.
20570 (subsi3_carry): Likewise.
20571 (x86_movdicc_0_m1_rex64): Likewise.
20572 (*x86_movdicc_0_m1_se): Likewise.
20573 (x86_movsicc_0_m1): Likewise.
20574 (*x86_movsicc_0_m1_se): Likewise.
20575 (*adddi_1_rex64): Emit add insn as much as possible.
20576 (*addsi_1): Likewise.
20577 (return_internal): Set atom_unit.
20578 (return_internal_long): Likewise.
20579 (return_pop_internal): Likewise.
20580 (*rcpsf2_sse): Set atom_sse_attr attr.
20581 (*qrt<mode>2_sse): Likewise.
20582 (*prefetch_sse): Likewise.
20584 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20586 (ix86_target_macros_internal): Likewise.
20588 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20589 (*prefetch_sse_rex): Likewise.
20590 (sse_rcpv4sf2): Likewise.
20591 (sse_vmrcpv4sf2): Likewise.
20592 (sse_sqrtv4sf2): Likewise.
20593 (<sse>_vmsqrt<mode>2): Likewise.
20594 (sse_ldmxcsr): Likewise.
20595 (sse_stmxcsr): Likewise.
20596 (*sse_sfence): Likewise.
20597 (sse2_clflush): Likewise.
20598 (*sse2_mfence): Likewise.
20599 (*sse2_lfence): Likewise.
20600 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20601 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20602 (avx_movdqu<avxmodesuffix>): Likewise.
20603 (avx_lddqu<avxmodesuffix>): Likewise.
20604 (sse2_movntv2di): Change attr "type" to "ssemov".
20605 (sse2_movntsi): Likewise.
20606 (rsqrtv8sf2): Change attr "type" to "sseadd".
20607 (sse3_addsubv2df3): Set attr "atom_unit".
20608 (sse3_h<plusminus_insn>v4sf3): Likewise.
20609 (*sse2_pmaddwd): Likewise.
20610 (*vec_extractv2di_1_rex64): Likewise.
20611 (*vec_extractv2di_1_avx): Likewise.
20612 (sse2_psadbw): Likewise.
20613 (ssse3_phaddwv8hi3): Likewise.
20614 (ssse3_phaddwv4hi3): Likewise.
20615 (ssse3_phadddv4si3): Likewise.
20616 (ssse3_phadddv2si3): Likewise.
20617 (ssse3_phaddswv8hi3): Likewise.
20618 (ssse3_phaddswv4hi3): Likewise.
20619 (ssse3_phsubwv8hi3): Likewise.
20620 (ssse3_phsubwv4hi3): Likewise.
20621 (ssse3_phsubdv4si3): Likewise.
20622 (ssse3_phsubdv2si3): Likewise.
20623 (ssse3_phsubswv8hi3): Likewise.
20624 (ssse3_phsubswv4hi3): Likewise.
20625 (ssse3_pmaddubsw128): Likewise.
20626 (sse3_pmaddubsw: Likewise.
20627 (ssse3_palignrti): Likewise.
20628 (ssse3_palignrdi): Likewise.
20630 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20632 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20634 2009-04-06 Richard Guenther <rguenther@suse.de>
20636 PR tree-optimization/28868
20637 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20638 of which PHI results we inserted.
20639 (insert_into_preds_of_block): Record inserted PHIs.
20640 (eliminate): Eliminate redundant PHI nodes.
20641 (init_pre): Init inserted_phi_names.
20643 2009-04-06 Richard Guenther <rguenther@suse.de>
20645 PR tree-optimization/39643
20646 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20647 IMAGPART_EXPRs of complex constants.
20648 (execute_fold_all_builtins): If we folded a call queue
20649 TODO_update_address_taken.
20651 2009-04-06 Jan Hubicka <jh@suse.cz>
20653 PR middle-end/39659
20654 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20657 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20659 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20661 (ic_invalidate_array): Likewise.
20663 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20665 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20666 alignment for library calls.
20668 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20670 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20671 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20672 * config/i386/mingw-stdint.h: New file.
20674 2009-04-05 Richard Guenther <rguenther@suse.de>
20676 PR tree-optimization/39648
20677 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20678 our &A vs. &A[0] IL deficiencies.
20680 2009-04-04 Jan Hubicka <jh@suse.cz>
20682 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20683 removed toplevel regions.
20684 (sjlj_mark_call_sites): Likewise.
20686 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20688 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20689 (cygwin tm clause use_gcc_stdint): Set to wrap.
20690 * config/i386/cygwin-stdint.h: New file.
20692 2009-04-04 Richard Guenther <rguenther@suse.de>
20694 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20695 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20696 single-argument PHIs if we are in loop-closed SSA form.
20697 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20698 for the pre-condition.
20699 (slpeel_tree_peel_loop_to_edge): Likewise.
20700 (vect_build_loop_niters): Take an optional sequence to append stmts.
20701 (vect_generate_tmps_on_preheader): Likewise.
20702 (vect_do_peeling_for_loop_bound): Take extra guards for the
20704 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20705 the cost model check.
20706 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20707 guards if we are going to peel. Do not apply versioning in that case.
20708 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20709 (vect_do_peeling_for_loop_bound): Likewise.
20710 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20711 loop bound only record extra pre-conditions, do not apply loop
20714 2009-04-04 Richard Guenther <rguenther@suse.de>
20716 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20719 2009-04-04 Jan Hubicka <jh@suse.cz>
20721 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20722 last_basic_block for size of bb->index indexed array.
20723 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20724 compute_out, link_btr_uses, build_btr_def_use_webs,
20725 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20727 2009-04-04 Jan Hubicka <jh@suse.cz>
20729 * except.c (remove_eh_handler_and_replace): Break out from ...
20730 (remove_eh_handler): ... here.
20731 (bring_to_root): New function.
20732 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20733 handled ones, bring others to root of tree.
20735 2009-04-04 Jan Hubicka <jh@suse.cz>
20737 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20738 (all_phis_safe_to_merge): New function.
20739 (update_info): New structure.
20740 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20741 (cleanup_empty_eh): Update SSA if possible.
20743 2009-04-04 Richard Guenther <rguenther@suse.de>
20745 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20746 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20747 (append_vuse): Likewise.
20749 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20751 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20752 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20753 instead of REG_UNSAVED for DW_CFA_undefined.
20754 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20755 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20758 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20761 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20762 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20763 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20765 2009-04-04 Richard Guenther <rguenther@suse.de>
20767 PR tree-optimization/8781
20768 PR tree-optimization/37892
20769 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20770 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20771 (valueize_refs): Call it for *& valueizations.
20772 (shared_reference_ops_from_ref): Rename to ...
20773 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20774 (shared_reference_ops_from_call): Rename to ...
20775 (valueize_shared_reference_ops_from_call): ... this and valueize.
20776 (vn_reference_lookup): Update.
20777 (visit_reference_op_call): Likewise.
20778 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20779 (eliminate): Value-replace the call address in call statements.
20781 2009-04-04 Richard Guenther <rguenther@suse.de>
20783 PR tree-optimization/39636
20784 * tree-ssa-forwprop.c
20785 (forward_propagate_addr_into_variable_array_index): Check for
20786 GIMPLE_ASSIGN before accessing the rhs code.
20788 2009-04-03 Jason Merrill <jason@redhat.com>
20790 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20792 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20794 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20795 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20796 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20797 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20798 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20799 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20800 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20801 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20802 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20803 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20804 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20805 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20806 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20807 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20808 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20809 Use fr_reg_or_fp01_operand instead of fr_register_operand
20811 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20812 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20813 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20815 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20817 PR rtl-optimization/39607
20818 PR rtl-optimization/39631
20822 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20823 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20824 instead of DF_LR_OUT.
20825 * ira-lives.c (process_bb_node_lives): Ditto.
20826 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20827 instead of DF_LR_{OUT,IN}.
20828 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20829 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20831 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20833 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20834 (execute_lower_omp): Always run but take the short way out if -fopenmp
20836 (gate_lower_omp): Remove, forcing the pass manager to always run the
20837 pass and always set PROP_gimple_lomp.
20838 (pass_lower_omp): Remove gate function.
20839 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20840 PROP_trees. Instead, require it.
20841 * ipa-cp.c (pass_ipa_cp): Likewise.
20842 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20843 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20844 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20845 and PROP_gimple_leh.
20847 2009-04-03 Richard Guenther <rguenther@suse.de>
20849 PR middle-end/13146
20850 PR tree-optimization/23940
20851 PR tree-optimization/33237
20852 PR middle-end/33974
20853 PR middle-end/34093
20854 PR tree-optimization/36201
20855 PR tree-optimization/36230
20856 PR tree-optimization/38049
20857 PR tree-optimization/38207
20858 PR tree-optimization/38230
20859 PR tree-optimization/38301
20860 PR tree-optimization/38585
20861 PR middle-end/38895
20862 PR tree-optimization/38985
20863 PR tree-optimization/39299
20864 * tree-ssa-structalias.h: Remove.
20865 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20866 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20867 (struct vuse_element_d): Remove.
20868 (struct vuse_vec_d): Likewise.
20869 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20870 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20871 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20872 VUSE_ELEMENT_VAR): Likewise.
20873 (struct voptype_d): Likewise.
20874 (NUM_VOP_FREE_BUCKETS): Likewise.
20875 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20876 (struct stmt_operands_d): Remove.
20877 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20878 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20879 VDEF_NUM, VDEF_VECT): Likewise.
20880 (copy_virtual_operands): Remove.
20881 (operand_build_cmp): Likewise.
20882 (create_ssa_artificial_load_stmt): Likewise.
20883 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20884 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20885 vuse_index and mayuse_index members. Pack and move done and iter_type
20886 members to the front.
20887 (SSA_OP_VMAYUSE): Remove.
20888 (SSA_OP_VIRTUAL_USES): Adjust.
20889 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20890 (unlink_stmt_vdef): Declare.
20891 (add_to_addressable_set): Remove.
20892 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20893 (vrp_visit_stmt): Likewise.
20894 * doc/tree-ssa.texi (Alias analysis): Update.
20895 * doc/invoke.texi (max-aliased-vops): Remove docs.
20896 (avg-aliased-vops): Likewise.
20897 * tree-into-ssa.c (syms_to_rename): Remove.
20898 (need_to_update_vops_p): Likewise.
20899 (need_to_initialize_update_ssa_p): Rename to ...
20900 (update_ssa_initialized_fn): ... this. Track function we are
20902 (symbol_marked_for_renaming): Simplify.
20903 (add_new_name_mapping): Do not set need_to_update_vops_p.
20904 (dump_currdefs): Use SYMS_TO_RENAME.
20905 (rewrite_update_stmt): Always walk all uses/defs.
20906 (dump_update_ssa): Adjust.
20907 (init_update_ssa): Take function argument. Track what we are
20909 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20910 (create_new_def_for): Initialize for cfun, assert we are initialized
20912 (mark_sym_for_renaming): Simplify.
20913 (mark_set_for_renaming): Do not initialize update-ssa.
20914 (need_ssa_update_p): Simplify. Take function argument.
20915 (name_mappings_registered_p): Assert we ask for the correct function.
20916 (name_registered_for_update_p): Likewise.
20917 (ssa_names_to_replace): Likewise.
20918 (release_ssa_name_after_update_ssa): Likewise.
20919 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20920 (dump_decl_set): Do not print a newline.
20921 (debug_decl_set): Do it here.
20922 (dump_update_ssa): And here.
20923 * tree-ssa-loop-im.c (move_computations): Adjust.
20924 (movement_possibility): Likewise.
20925 (determine_max_movement): Likewise.
20926 (gather_mem_refs_stmt): Likewise.
20927 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20928 or NAME_MEMORY_TAG.
20929 * tree-complex.c (update_all_vops): Remove.
20930 (expand_complex_move): Adjust.
20931 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20932 Simplify test for memory referencing statement. Exclude
20933 non-invariant ADDR_EXPRs.
20934 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20935 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20936 (rdg_flag_uses): Likewise.
20937 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20939 (tree_optimize_tail_calls_1): Also split the
20940 edge from the entry block if we have degenerate PHI nodes in
20941 the first basic block.
20942 * tree.c (init_ttree): Remove memory-tag related code.
20943 (tree_code_size): Likewise.
20944 (tree_node_structure): Likewise.
20945 (build7_stat): Re-write to be build6_stat.
20946 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20947 (SSA_VAR_P): Adjust.
20948 (struct tree_memory_tag): Remove.
20949 (struct tree_memory_partition_tag): Likewise.
20950 (union tree_node): Adjust.
20951 (build7): Re-write to be build6.
20952 * tree-pass.h (pass_reset_cc_flags): Remove.
20953 (TODO_update_address_taken): New flag.
20954 (pass_simple_dse): Remove.
20955 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20956 * params.h (MAX_ALIASED_VOPS): Remove.
20957 (AVG_ALIASED_VOPS): Likewise.
20958 * omp-low.c (expand_omp_taskreg): Update SSA form.
20959 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20960 aliases the lhs in a copy stmt.
20961 * tree-ssa-dse.c (struct address_walk_data): Remove.
20962 (memory_ssa_name_same): Likewise.
20963 (memory_address_same): Likewise.
20964 (get_kill_of_stmt_lhs): Likewise.
20965 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20966 unused stores. Look through PHI nodes into post-dominated regions.
20967 (dse_optimize_stmt): Simplify. Properly remove stores.
20968 (tree_ssa_dse): Compute dominators.
20969 (execute_simple_dse): Remove.
20970 (pass_simple_dse): Likewise.
20971 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20972 gimple_loaded_syms and gimple_stored_syms computation.
20973 * toplev.c (dump_memory_report): Dump alias and pta stats.
20974 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20975 (vn_reference_eq): Likewise.
20976 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20977 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20978 valueize_vuses): Remove.
20979 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20980 (get_def_ref_stmt_vuse): ... this.
20981 (vn_reference_lookup_2): New function.
20982 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20983 walking equivalent vuses. Simplify.
20984 (vn_reference_lookup): Likewise.
20985 (vn_reference_insert): Likewise.
20986 (vn_reference_insert_pieces): Likewise.
20987 (visit_reference_op_call): Simplify.
20988 (visit_reference_op_load): Likewise.
20989 (visit_reference_op_store): Likewise.
20990 (init_scc_vn): Remove shared_lookup_vuses initialization.
20991 (free_scc_vn): Remove shared_lookup_vuses freeing.
20992 (sort_vuses, sort_vuses_heap): Remove.
20993 (get_ref_from_reference_ops): Export.
20994 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20995 vector with single vuse pointer.
20996 (vn_reference_lookup_pieces, vn_reference_lookup,
20997 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20998 (shared_vuses_from_stmt): Remove.
20999 (get_ref_from_reference_ops): Declare.
21000 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21001 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21002 memory-tag related code.
21003 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21004 (likely_value): Add comment, skip static-chain of call statements.
21005 (surely_varying_stmt_p): Adjust.
21006 (gimplify_and_update_call_from_tree): Likewise.
21007 (execute_fold_all_builtins): Do not rebuild alias info.
21008 (gimplify_and_update_call_from_tree): Properly update VOPs.
21009 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21010 (copy_ref_info): Remove memory-tag related code.
21011 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21012 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21013 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21015 * tree-ssa-dom.c (gimple_p): Remove typedef.
21016 (eliminate_redundant_computations): Adjust.
21017 (record_equivalences_from_stmt): Likewise.
21018 (avail_expr_hash): Likewise.
21019 (avail_expr_eq): Likewise.
21020 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21021 (stmt_makes_single_load): Likewise.
21022 (stmt_makes_single_store): Likewise.
21023 * tree-ssa-alias.c: Rewrite completely.
21024 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21025 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21026 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21027 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21028 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21029 Remove public functions.
21030 (pass_reset_cc_flags): Remove.
21031 (pass_build_alias): Move ...
21032 * tree-ssa-structalias.c (pass_build_alias): ... here.
21033 * tree-ssa-alias.c (may_be_aliased): Move ...
21034 * tree-flow-inline.h (may_be_aliased): ... here.
21035 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21036 count_uses_and_derefs): Move ...
21037 * gimple.c: ... here.
21038 * gimple.h (count_uses_and_derefs): Declare.
21039 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21040 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21041 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21042 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21043 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21044 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21045 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21047 * tree-dfa.c (refs_may_alias_p): Move ...
21048 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21049 * tree-ssa-alias.h: New file.
21050 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21051 (statement_sink_location): Likewise.
21052 * opts.c (decode_options): Do not adjust max-aliased-vops or
21053 avg-aliased-vops values.
21054 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21055 (TV_CALL_CLOBBER): Likewise.
21056 (TV_FLOW_SENSITIVE): Likewise.
21057 (TV_FLOW_INSENSITIVE): Likewise.
21058 (TV_MEMORY_PARTITIONING): Likewise.
21059 (TV_ALIAS_STMT_WALK): New timevar.
21060 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21061 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21062 (get_address_description): Remove memory-tag related code.
21063 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21064 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21065 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21066 and immediate uses in statements. Document.
21067 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21068 (dump_symbols): Remove.
21069 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21070 * alias.c (get_deref_alias_set): New function split out from ...
21071 (get_alias_set): ... here.
21072 * alias.h (get_deref_alias_set): Declare.
21073 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21074 type parameter. Remove restrict pointer handling. Create a
21075 ref-all pointer in case type-based alias sets do not conflict.
21076 (vect_analyze_data_refs): Remove SMT related code.
21077 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21078 (vectorizable_load): Likewise.
21079 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21080 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21081 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21082 Ignore vops and SMTs.
21083 (dr_analyze_alias): Likewise..
21084 (free_data_ref): Likewise.
21085 (create_data_ref): Likewise.
21086 (analyze_all_data_dependences): Likewise.
21087 (get_references_in_stmt): Adjust.
21088 * tree-flow-inline.h (gimple_aliases_computed_p,
21089 gimple_addressable_vars, gimple_call_clobbered_vars,
21090 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21091 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21092 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21093 gimple_mem_ref_stats): Remove.
21094 (gimple_vop): New function.
21095 (op_iter_next_use): Remove vuses and mayuses cases.
21096 (op_iter_next_def): Remove vdefs case.
21097 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21098 (clear_and_done_ssa_iter): Do not set removed fields.
21099 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21100 Assert we are not iterating over vuses or vdefs if not also
21101 iterating over uses or defs.
21102 (op_iter_init_use): Likewise.
21103 (op_iter_init_def): Likewise.
21104 (op_iter_next_vdef): Remove.
21105 (op_iter_next_mustdef): Likewise.
21106 (op_iter_init_vdef): Likewise.
21107 (compare_ssa_operands_equal): Likewise.
21108 (link_use_stmts_after): Handle vuse operand.
21109 (is_call_used): Use is_call_clobbered.
21110 (is_call_clobbered): Global variables are always call clobbered,
21111 query the call-clobbers bitmap.
21112 (mark_call_clobbered): Ignore global variables.
21113 (clear_call_clobbered): Likewise.
21114 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21115 virtual operands sanity check.
21116 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21118 (TARGET_MEM_REF): Remove TMR_TAG operand.
21119 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21120 Remove call-clobber related code.
21121 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21122 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21123 partitions or escape reason.
21124 (get_single_def_stmt, get_single_def_stmt_from_phi,
21125 get_single_def_stmt_with_phi): Remove.
21126 (dump_referenced_vars): Tidy.
21127 (get_ref_base_and_extent): Allow bare decls.
21128 (collect_dfa_stats): Adjust.
21129 * graphite.c (rename_variables_in_stmt): Adjust.
21130 (graphite_copy_stmts_from_block): Likewise.
21131 (translate_clast): Likewise.
21132 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21134 (translate_vuse_through_block): Use the oracle.
21135 (phi_translate_1): Adjust.
21136 (value_dies_in_block_x): Use the oracle. Cache the outcome
21138 (valid_in_sets): Check if the VUSE for
21139 a REFERENCE is available.
21140 (eliminate): Do not remove stmts during elimination,
21141 instead queue and remove them afterwards.
21142 (do_pre): Do not rebuild alias info.
21143 (pass_pre): Run TODO_rebuild_alias before PRE.
21144 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21145 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21146 (mark_all_v_defs_stmt): Remove.
21147 (mark_all_v_defs_seq): Adjust.
21148 (sra_replace): Likewise.
21149 (scalarize_use): Likewise.
21150 (scalarize_copy): Likewise.
21151 (scalarize_init): Likewise.
21152 (scalarize_ldst): Likewise.
21153 (todoflags): Remove.
21154 (tree_sra): Do not rebuild alias info.
21155 (tree_sra_early): Adjust.
21156 (pass_sra): Run TODO_update_address_taken before SRA.
21157 * tree-predcom.c (set_alias_info): Remove.
21158 (prepare_initializers_chain): Do not call it.
21159 (mark_virtual_ops_for_renaming): Adjust.
21160 (mark_virtual_ops_for_renaming_list): Remove.
21161 (initialize_root_vars): Adjust.
21162 (initialize_root_vars_lm): Likewise.
21163 (prepare_initializers_chain): Likewise.
21164 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21165 (may_propagate_copy_into_stmt): Likewise.
21166 (merge_alias_info): Do nothing for now.
21167 (propagate_tree_value_into_stmt): Adjust.
21168 (stmt_may_generate_copy): Likewise.
21169 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21170 not mark symbols for renaming.
21171 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21172 with the same statement, make sure to update the new pointed-to one.
21173 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21174 call statements, do not mark symbols for renaming.
21175 (mark_operand_necessary): Dump something.
21176 (ref_may_be_aliased): New function.
21177 (mark_aliased_reaching_defs_necessary_1): New helper function.
21178 (mark_aliased_reaching_defs_necessary): Likewise.
21179 (mark_all_reaching_defs_necessary_1): Likewise.
21180 (mark_all_reaching_defs_necessary): Likewise.
21181 (propagate_necessity): Do not process virtual PHIs. For
21182 non-aliased loads mark all reaching definitions as necessary.
21183 For aliased loads and stores mark the immediate dominating
21184 aliased clobbers as necessary.
21185 (visited): New global static.
21186 (perform_tree_ssa_dce): Free visited bitmap after propagating
21188 (remove_dead_phis): Perform simple dead virtual PHI removal.
21189 (remove_dead_stmt): Properly unlink virtual operands when
21191 (eliminate_unnecessary_stmts): Schedule PHI removal after
21193 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21194 (process_replaceable): Likewise.
21195 (find_replaceable_in_bb): Likewise.
21196 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21197 based on the single gimple vop.
21198 (verify_flow_insensitive_alias_info): Remove.
21199 (verify_flow_sensitive_alias_info): Likewise.
21200 (verify_call_clobbering): Likewise.
21201 (verify_memory_partitions): Likewise.
21202 (verify_alias_info): Likewise.
21203 (verify_ssa): Adjust..
21204 (execute_update_addresses_taken): Export. Update SSA
21205 manually. Optimize only when optimizing. Use a local bitmap.
21206 (pass_update_address_taken): Remove TODO_update_ssa, add
21208 (pass_update_address_taken): Just use TODO_update_address_taken.
21209 (init_tree_ssa): Do not initialize addressable_vars.
21210 (verify_ssa): Verify new VUSE / VDEF properties.
21211 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21212 Do not call verify_alias_info.
21213 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21214 Do not free the loaded and stored syms bitmaps. Reset the escaped
21215 and callused solutions. Do not free addressable_vars.
21216 Remove memory-tag related code.
21217 (warn_uninitialized_var): Aliases are always available.
21218 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21219 * lambda-code.c (can_put_in_inner_loop): Adjust.
21220 (can_put_after_inner_loop): Likewise.
21221 (perfect_nestify): Likewise.
21222 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21223 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21224 (vectorizable_conversion): Do not mark symbols for renaming.
21225 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21226 (expand_call_inline): Unlink the calls virtual operands before
21228 (tree_function_versioning): Do not call update_ssa if we are not
21229 updating clones. Simplify.
21230 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21231 (propagate_with_phi): Likewise..
21232 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21233 clobber code. Assert we are not aliased or global.
21234 * tree-flow.h: Include tree-ssa-alias.h
21235 (enum escape_type): Remove.
21236 (struct mem_sym_stats_d): Likewise.
21237 (struct mem_ref_stats_d): Likewise.
21238 (struct gimple_df): Add vop member. Remove global_var,
21239 call_clobbered_vars, call_used_vars, addressable_vars,
21240 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21241 escaped and callused members.
21242 (struct ptr_info_def): Remove all members, add points-to solution
21244 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21245 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21246 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21247 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21248 (tree-ssa-alias.o): Likewise.
21249 (toplev.o): Add tree-ssa-alias.h
21250 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21251 * gimple.c (gimple_set_bb): Fix off-by-one error.
21252 (is_gimple_reg): Do not handle memory tags.
21253 (gimple_copy): Also copy virtual operands.
21254 Delay updating the statement. Do not reset loaded and stored syms.
21255 (gimple_set_stored_syms): Remove.
21256 (gimple_set_loaded_syms): Likewise.
21257 (gimple_call_copy_skip_args): Copy the virtual operands
21258 and mark the new statement modified.
21259 * tree-ssa-structalias.c (may_alias_p): Remove.
21260 (set_uids_in_ptset): Take the alias set to prune with as
21261 parameter. Fold in the alias test of may_alias_p.
21262 (compute_points_to_sets): Compute whether a ptr is dereferenced
21263 in a local sbitmap.
21264 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21265 other ADDRESSOF constraints on the lhs.
21266 (get_constraint_for_component_ref): Assert that we don't get
21267 ADDRESSOF constraints from the base of the reference.
21268 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21269 (struct variable_info): Remove collapsed_to member.
21270 (get_varinfo_fc): Remove.
21271 (new_var_info): Do not set collapsed_to.
21272 (dump_constraint): Do not follow cycles.
21273 (dump_constraint_graph): Likewise.
21274 (build_pred_graph): Likewise.
21275 (build_succ_graph): Likewise.
21276 (rewrite_constraints): Likewise.
21277 (do_simple_structure_copy): Remove.
21278 (do_rhs_deref_structure_copy): Remove.
21279 (do_lhs_deref_structure_copy): Remove.
21280 (collapse_rest_of_var): Remove.
21281 (do_structure_copy): Re-implement.
21282 (pta_stats): New global variable.
21283 (dump_pta_stats): New function.
21284 (struct constraint_expr): Make offset signed.
21285 (UNKNOWN_OFFSET): Define special value.
21286 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21287 (solution_set_expand): New helper function split out from ...
21288 (do_sd_constraint): ... here.
21289 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21290 (do_ds_constraint): Likewise.
21291 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21292 and CALLUSED = *CALLUSED.
21293 (set_union_with_increment): Make inc argument signed.
21294 (type_safe): Remove.
21295 (get_constraint_for_ptr_offset): Handle unknown and negative
21297 (first_vi_for_offset): Handle offsets before start. Bail
21298 out early for offsets beyond the variable extent.
21299 (first_or_preceding_vi_for_offset): New function.
21300 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21301 Together with ESCAPED = *ESCAPED this properly computes reachability.
21302 (find_what_var_points_to): New function.
21303 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21304 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21305 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21306 pt_solutions_intersect): New functions.
21307 (compute_call_used_vars): Remove.
21308 (compute_may_aliases): New main entry into PTA computation.
21309 * gimple.h (gimple_p): New typedef.
21310 (struct gimple_statement_base): Remove references_memory_p.
21311 (struct gimple_statement_with_memory_ops_base): Remove
21312 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21314 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21315 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21316 gimple_set_references_memory): Remove.
21317 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21318 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21320 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21321 (verify_expr): Allow RESULT_DECL.
21322 (gimple_duplicate_bb): Do not copy virtual operands.
21323 (gimple_duplicate_sese_region): Adjust.
21324 (gimple_duplicate_sese_tail): Likewise.
21325 (mark_virtual_ops_in_region): Remove.
21326 (move_sese_region_to_fn): Do not call it.
21327 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21328 and pass_simple_dse.
21329 (execute_function_todo): Handle TODO_update_address_taken,
21330 call execute_update_addresses_taken for TODO_rebuild_alias.
21331 (execute_todo): Adjust.
21332 (execute_one_pass): Init dump files early.
21333 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21335 (create_general_new_stmt): Clear vops.
21336 * tree-ssa-reassoc.c (get_rank): Adjust.
21337 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21338 symbols for renaming.
21339 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21340 (PARAM_AVG_ALIASED_VOPS): Likewise.
21341 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21342 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21343 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21344 (operand_build_cmp, copy_virtual_operands,
21345 create_ssa_artificial_load_stmt, add_to_addressable_set,
21346 gimple_add_to_addresses_taken): Remove public functions.
21347 (unlink_stmt_vdef): New function.
21349 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21351 * config.gcc (powerpc-*-linux*): Merge variants.
21353 2009-04-02 Chao-ying Fu <fu@mips.com>
21354 James Grosbach <james.grosbach@microchip.com>
21356 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21357 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21359 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21360 keep_interrupts_masked_p, use_debug_exception_return_p.
21361 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21362 keep_interrupts_masked, use_debug_exception_return.
21363 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21364 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21366 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21367 (mips_print_operand): Process COP0 registers to print $0 .. $31
21368 correctly for GAS to process.
21369 (mips_interrupt_extra_call_saved_reg_p): New function.
21370 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21372 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21373 (mips_compute_frame_info): Add supports for interrupt context that
21374 includes doubleword accumulators and COP0 registers.
21375 (mips_for_each_saved_acc): New function.
21376 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21377 mips_for_each_saved_reg.
21378 (mips_save_reg): Save accumulators.
21379 (mips_kernel_reg_p): A new for_each_rtx callback.
21380 (mips_expand_prologue): Support interrupt handlers.
21381 (mips_restore_reg): Restore accumulators.
21382 (mips_expand_epilogue): Support interrupt handlers.
21383 (mips_can_use_return_insn): Return false for interrupt handlers.
21384 (mips_epilogue_uses): New function.
21385 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21386 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21387 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21388 cop0_move): New instructions.
21389 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21390 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21392 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21394 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21395 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21396 interrupt handlers, we use K0 as the temporary register.
21397 (EPILOGUE_USES): Change to a function call.
21398 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21399 handlers, we use K0 as the temporary register.
21401 * doc/extend.texi (Function Attributes): Document interrupt,
21402 use_shadow_register_set, keep_interrupts_masked,
21403 use_debug_exception_return for MIPS attributes.
21405 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21407 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21408 Remove a number of t-files from tmake_file.
21409 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21410 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21411 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21412 target_prototype, not TARGET_PROTOTYPE.
21413 (LINK_OS_GNU_SPEC): Define.
21414 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21415 and darwin-ldoubdle.c.
21417 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21420 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21421 (cpp_options): Ditto.
21422 (default_compilers): Ditto.
21423 (display_help): Ditto.
21424 (process_command): Ditto.
21425 (do_spec_1): Ditto.
21426 (set_input): Use lbasename instead of duplicate code.
21427 (save_temps_prefix): New static for -save-temps=obj.
21428 (save_temps_length): Ditto.
21430 * doc/invoke.texi (-save-temps=obj): Document new variant to
21431 -save-temps switch.
21433 2009-04-02 Jeff Law <law@redhat.com>
21435 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21438 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21440 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21441 * configure: Regenerated.
21443 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21445 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21446 share the argument list.
21448 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21452 2009-02-12 Diego Novillo <dnovillo@google.com>
21454 * varpool.c (debug_varpool): New.
21455 * cgraph.h (debug_varpool): Declare.
21457 2009-04-02 Jan Hubicka <jh@suse.cz>
21459 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21462 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21464 * config/i386/i386.c (ix86_abi): Move initialization to ...
21465 (override_options): Here.
21467 2009-04-02 Christian Bruel <christian.bruel@st.com>
21469 * config/sh/sh.c (sh_dwarf_register_span): New function.
21470 (TARGET_DWARF_REGISTER_SPAN): Define.
21471 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21473 2009-04-02 Ira Rosen <irar@il.ibm.com>
21475 PR tree-optimization/39595
21476 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21477 interleaved loads group is not greater than the SLP group size.
21479 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21481 * builtins.c (is_builtin_name): New.
21482 (called_as_built_in): Use is_builtin_name.
21483 * tree.h (is_builtin_name): New.
21484 * varasm.c (incorporeal_function_p): Use is_builtin_name
21486 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21488 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21490 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21493 * c-decl.c (clone_underlying_type): Move this ...
21494 * c-common.c (set_underlying_type): ... here.
21495 Also, make sure the function properly sets TYPE_STUB_DECL() on
21496 the newly created typedef variant type.
21497 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21498 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21501 2009-04-02 Richard Guenther <rguenther@suse.de>
21503 PR tree-optimization/37221
21504 * tree-flow.h (degenerate_phi_result): Declare.
21505 * tree-ssa-dom.c (degenerate_phi_result): Export.
21506 * tree-scalar-evolution.c (analyze_initial_condition): If
21507 the initial condition is defined by a degenerate PHI node
21508 use the degenerate value.
21510 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21512 PR rtl-optimization/39588
21513 * combine.c (merge_outer_ops): Do not set the constant when this
21515 (simplify_shift_const_1): Do not modify it either in this case.
21517 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21519 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21520 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21522 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21525 * c-lex.c (interpret_float): Default (no suffix) is double.
21527 2009-04-1 Xinliang David Li <davidxl@google.com>
21529 * config/i386/i386.c (legitimate_constant_p): Recognize
21530 all one vector constant.
21532 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21534 * config/vax/vax.c: Add #includes to silence warnings.
21535 Change #include order to silence two warnings.
21537 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21539 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21540 (ASM_SPEC): Pass -k to the assembler for PIC code.
21542 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21544 * config.gcc: Add vax-*-linux* to the switch.
21545 * config/vax/linux.h: New file. (TARGET_VERSION,
21546 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21548 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21550 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21551 Use predicate macros instead of GET_CODE() == foo.
21552 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21553 ashlsi3, rotrsi3, <unnamed>): Likewise.
21555 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21557 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21558 jbbccihi, jbbccisi): Remova trailing whitespace.
21559 * config/vax/constraints.md: Likewise.
21560 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21561 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21562 * config/vax/predicates.md: Likewise.
21563 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21564 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21565 * config/vax/vax.h: Likewise.
21566 * config/vax/vax.md (nonlocal_goto): Likewise.
21568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21570 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21571 (indirectable_address_p, adjacent_operands_p): Add spaces around
21573 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21575 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21577 * config/vax/vax.c (legitimate_constant_address_p,
21578 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21579 index_term_p, reg_plus_index_p, legitimate_address_p,
21580 vax_mode_dependent_address_p): Update comments to match functions
21581 modified by the recent int->bool conversion.
21583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21585 * config/vax/builtins.md: Update copyright message.
21586 * config/vax/constraints.md: Likewise.
21587 * config/vax/netbsd-elf.h: Likewise.
21588 * config/vax/predicates.md: Likewise.
21589 * config/vax/vax-protos.h: Likewise.
21590 * config/vax/vax.c: Likewise.
21591 * config/vax/vax.h: Likewise.
21592 * config/vax/vax.md: Likewise.
21593 * config/vax/vax.opt: Likewise.
21595 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21597 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21598 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21599 * config/vax/constraints.md (B, R): Likewise.
21600 * config/vax/predicates.md (external_memory_operand,
21601 nonimmediate_addsub_di_operand): Likewise.
21602 * config/vax/vax.c (vax_output_int_add): Likewise.
21603 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21604 untyped_call): Likewise.
21606 2009-04-01 Matt Thomas <matt@3am-software.com>
21608 * config/vax/predicates.md: New file.
21609 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21610 external_const_operand, nonsymbolic_operand, external_memory_operand,
21611 indirect_memory_operand, indexed_memory_operand,
21612 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21613 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21615 * config/vax/constraints.md: New file.
21616 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21618 * config/vax/builtins.md: New file.
21619 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21620 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21622 * config/vax/vax.opt (mqmath): Add option.
21623 * config/vax/vax.md (isfx): Extend with DI.
21624 (VAXintQH, VAXintQHSD): Define.
21625 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21626 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21627 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21628 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21629 (movdi): Update constraints and use vax_output_int_move().
21630 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21631 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21632 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21633 nonlocal_goto): New.
21634 (mov<mode>): Extend accepted operand types.
21635 (subdi3_old): Rename from subdi3, change update constraints and use
21636 a new implementation.
21637 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21638 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21639 MOVE_RATIO, CLEAR_RATIO): Define.
21640 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21641 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21642 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21643 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21644 (split_quadword_operands): Make static and really allow variable
21646 (print_operand_address): Update for PIC generation.
21647 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21648 indexable_address_p, fixup_mathdi_operand,
21649 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21650 (vax_float_literal, legitimate_constant_p,
21651 indirectable_constant_address_p, index_term_p,
21652 reg_plus_index_p): Return bool instead of int.
21653 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21655 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21657 (vax_output_conditional_branch): Indent.
21658 (legitimate_constant_address_p, indirectable_constant_address_p,
21659 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21660 vax_mode_dependent_address_p): Return bool instead of int, update for
21662 * config/vax/vax-protos.h (legitimate_constant_address_p,
21663 legitimate_constant_p, legitimate_address_p,
21664 vax_mode_dependent_address_p): Change declaration to bool.
21665 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21666 vax_expand_addsub_di_operands, vax_output_int_subtract,
21667 vax_output_movmemsi): Declare.
21668 (split_quadword_operands, vax_float_literal): Delete declaration.
21669 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21670 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21671 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21672 ASM_OUTPUT_DWARF_PCREL): Define.
21673 (ASM_SPEC): Change definition to allow PIC generation.
21675 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21677 * doc/sourcebuild.texi: Update front-end requirements.
21679 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21682 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21683 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21684 (booldi3_internal3): Use boolean_or_operator instead of
21687 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21690 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21691 declarator whose size is not an integer constant expression but
21692 folds to an integer constant, then treat it as a constant
21695 2009-04-01 Richard Guenther <rguenther@suse.de>
21697 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21698 i * 4 + 2 to (i * 2 + 1) * 2.
21700 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21703 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21704 return if c_parser_asm_string_literal returned NULL.
21706 2009-04-01 Nick Clifton <nickc@redhat.com>
21708 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21710 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21711 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21712 other typedefs to avoid conflicts with libgcc2.c. Define labels
21713 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21715 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21716 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21719 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21721 * varasm.c (default_function_rodata_section): Declare DOT as
21724 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21725 Andrey Galkin <agalkin@hypercom.com>
21728 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21729 Make object_name unique for each process.
21731 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21734 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21735 addressable variables in the parallel that could go out of scope while
21736 running queued tasks.
21738 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21740 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21741 (CASE_VALUES_THRESHOLD): Redefine.
21742 * config/avr/avr.c (avr_override_options): Remove initialization of
21743 avr_case_values_threshold variable.
21744 (avr_case_values_threshold): Remove variable. Add new function.
21745 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21746 * config/avr/avr.opt (mno-tablejump): Remove option.
21747 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21749 2009-04-01 DJ Delorie <dj@redhat.com>
21751 * varasm.c (default_function_rodata_section): Don't assume
21752 anything about where the first '.' in the section name is.
21754 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21756 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21757 rs6000_emit_stack_tie.
21759 2009-03-31 Ian Lance Taylor <iant@google.com>
21761 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21762 gimple_code with GIMPLE_RESX, not RESX.
21764 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21766 * c-common.c (c_get_ident): New.
21767 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21769 2009-04-01 Ben Elliston <bje@au.ibm.com>
21771 * config/rs6000/sysv4.opt (msdata): Improve option description.
21773 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21775 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21776 (divdf3_internal_lat): Remove.
21777 (divxf3_internal_lat): Remove.
21778 (divxf3_internal_thr): Remove.
21779 (divxf): Use divxf3_internal.
21780 * config/ia64/div.md (divsf3_internal_lat): New.
21781 (divdf3_internal_lat): New.
21782 (divxf3_internal): New.
21784 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21787 * Makefile.in (USE_GCC_STDINT): Define.
21788 (stmp-int-hdrs): Install stdint.h if applicable.
21789 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21791 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21792 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21793 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21794 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21795 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21796 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21797 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21798 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21799 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21800 (c_common_nodes_and_builtins): Initialize
21801 underlying_wchar_type_node. Do not initialize
21802 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21803 nodes for new types.
21804 (c_stddef_cpp_builtins): Define macros for new types.
21805 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21807 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21808 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21809 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21810 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21811 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21812 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21813 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21814 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21815 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21816 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21817 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21818 int16_type_node, int32_type_node, int64_type_node,
21819 uint8_type_node, uint16_type_node, c_uint32_type_node,
21820 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21821 int_least32_type_node, int_least64_type_node,
21822 uint_least8_type_node, uint_least16_type_node,
21823 uint_least32_type_node, uint_least64_type_node,
21824 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21825 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21826 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21827 uintptr_type_node): Define.
21828 * c-cppbuiltin.c (builtin_define_constants,
21829 builtin_define_type_minmax): New.
21830 (builtin_define_stdint_macros): Define more macros.
21831 (c_cpp_builtins): Define more limit macros.
21832 (type_suffix): New.
21833 (builtin_define_type_max): Define in terms of
21834 builtin_define_type_minmax. Remove is_long parameter. All
21836 * config.gcc (use_gcc_stdint): Define.
21837 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21838 Add newlib-stdint.h for generic targets.
21839 * config/glibc-stdint.h, config/newlib-stdint.h,
21840 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21841 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21842 * config/score/score.h (UINTPTR_TYPE): Define.
21843 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21844 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21845 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21846 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21847 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21848 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21849 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21850 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21851 * config/spu/spu.h (STDINT_LONG32): Define.
21852 * configure.ac (use_gcc_stdint): Substitute.
21853 * configure: Regenerate.
21854 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21855 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21856 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21857 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21858 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21859 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21860 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21861 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21862 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21863 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21864 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21865 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21866 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21867 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21868 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21869 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21870 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21871 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21872 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21873 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21874 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21875 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21876 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21877 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21878 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21879 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21880 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21881 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21882 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21884 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21886 * loop-iv.c (suitable_set_for_replacement): Renamed from
21887 simplify_using_assignment; changed to return bool and to accept new
21888 args DEST and SRC. Return true iff we find a source/destination pair
21889 that can be used to make a replacement, and fill SRC and DEST if so.
21890 Remove arg ALTERED. Don't deal with altered regs here. All callers
21892 (simplify_using_initial_values): Deal with altered regs here and track
21893 more precisely the effect they have on the validity of our expression.
21895 * loop-iv.c (simplify_using_condition): A condition of the form
21896 (EQ REG CONST) can be used to simply make a substitution.
21897 (simplify_using_initial_values): Keep track of conditions we have seen
21898 and keep using them to simplify new expressions, while applying the
21899 same substitutions to them as to the expression.
21901 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21902 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21905 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21906 changed. Use this when trying to improve the upper bound.
21907 Generate the comparison by using simplify_gen_relational.
21909 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21911 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21913 (simplify_using_assignment, simplify_using_initial_values): Call
21914 replace_in_expr to make replacements. Call replace_single_def_regs
21915 once on the initial version of the expression.
21917 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21920 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21922 2009-03-31 Richard Guenther <rguenther@suse.de>
21924 PR middle-end/31029
21925 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21926 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21928 2009-03-31 Richard Guenther <rguenther@suse.de>
21930 * tree.h (div_if_zero_remainder): Declare.
21931 * fold-const.c (div_if_zero_remainder): Export.
21932 * tree-ssa-forwprop.c
21933 (forward_propagate_addr_into_variable_array_index): Handle
21934 constant array index addition outside of the variable index.
21936 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21939 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21940 define_splits, floatunssi<mode>2): Require x87 conversions from
21941 DImode to be permitted.
21943 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21945 PR preprocessor/15638
21946 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21948 2009-03-31 Richard Guenther <rguenther@suse.de>
21950 PR middle-end/23401
21951 PR middle-end/27810
21952 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21953 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21954 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21955 a separate statement.
21956 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21957 (lookup_tmp_var): Likewise.
21958 (is_gimple_formal_tmp_or_call_rhs): Remove.
21959 (is_gimple_reg_or_call_rhs): Rename to ...
21960 (is_gimple_reg_rhs_or_call): ... this.
21961 (is_gimple_mem_or_call_rhs): Rename to ...
21962 (is_gimple_mem_rhs_or_call): ... this.
21963 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21964 DECL_GIMPLE_REG_P only if is_formal is true.
21965 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21966 for non-proper post-modify expression gimplification.
21967 (gimplify_self_mod_expr): For post-modify expressions gimplify
21968 the lvalue to a minimal lvalue.
21969 (rhs_predicate_for): Remove formal temp case.
21970 (gimplify_modify_expr_rhs): Likewise.
21971 (gimplify_addr_expr): Use is_gimple_reg.
21972 (gimplify_expr): Remove formal temp cases.
21973 (gimple_regimplify_operands): Likewise.
21974 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21975 and FILTER_EXPR like constants.
21976 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21978 (is_gimple_formal_tmp_rhs): Remove.
21979 (is_gimple_reg_rhs): Remove special casing.
21980 (is_gimple_mem_rhs): Fix.
21981 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21982 (is_gimple_formal_tmp_var): Remove.
21983 (is_gimple_formal_tmp_reg): Likewise.
21984 (is_gimple_min_lval): Allow invariant component ref parts.
21985 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21986 is_gimple_formal_tmp_reg): Remove declarations.
21987 * tree-cfg.c (verify_expr): Verify that variables with address
21988 taken do not have DECL_GIMPLE_REG_P set.
21989 * tree-mudflap.c (mf_build_check_statement_for): Use
21990 force_gimple_operand instead of gimplify_expr.
21992 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21994 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21995 schedulable rows to compute_split_row.
21997 2009-03-31 Ben Elliston <bje@au.ibm.com>
22000 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22003 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22005 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22006 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22007 * configure: Regenerate.
22008 * config.in: Regenerate.
22009 * config/rs6000/rs6000.opt (mtls-markers): Add.
22010 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22011 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22012 (tls_ld_aix, tls_ld_sysv): Likewise.
22013 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22014 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22016 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22018 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22020 2009-03-30 Jan Hubicka <jh@suse.cz>
22022 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22024 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22025 detection and label handling.
22027 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22029 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22030 left_conflicts_size.
22031 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22032 ALLOCNO_LEFT_CONFLICTS_SIZE.
22034 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22035 remove_allocno_from_bucket_and_push,
22036 allocno_spill_priority_compare, push_allocnos_to_stack,
22037 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22038 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22039 (setup_allocno_left_conflicts_num): Ditto. Rename to
22040 setup_allocno_left_conflicts_size.
22041 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22042 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22043 setup_allocno_left_conflicts_size instead of
22044 setup_allocno_left_conflicts_num.
22046 * ira-build.c (ira_create_allocno): Use
22047 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22048 ALLOCNO_LEFT_CONFLICTS_NUM.
22050 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22052 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22053 instead of DF_LR_OUT.
22055 * ira-lives.c (process_bb_node_lives): Ditto.
22057 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22058 instead of DF_LR_{OUT,IN}.
22060 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22062 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22064 2009-03-30 Jan Hubicka <jh@suse.cz>
22066 * except.c (label_to_region_map): Fix thinko.
22068 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22070 PR middle-end/38237
22071 * tree.h (tree_find_value): New declaration.
22072 * tree.c (tree_find_value): New function.
22073 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22075 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22078 * c-decl.c (struct c_binding): Add locus field.
22079 (bind): Add locus argument, set locus field from it.
22080 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22081 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22082 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22083 implicitly_declare, undeclared_variable, lookup_label,
22084 declare_label, c_make_fname_decl, c_builtin_function,
22085 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22088 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22091 * config/i386/i386.c (classify_argument): Check total size of
22094 2009-03-30 Martin Jambor <mjambor@suse.cz>
22096 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22097 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22098 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22101 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22102 seen_variable_array_ref while also traversing a union.
22104 * tree-inline.c (optimize_inline_calls): Do not call
22105 cgraph_node_remove_callees.
22106 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22107 (pass_remove_cgraph_callee_edges): New variable.
22108 * passes.c (init_optimization_passes): Add
22109 pass_remove_cgraph_callee_edges after early inlining and before all
22110 late intraprocedural passes.
22112 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22114 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22116 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22117 Fix typos in names.
22119 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22121 * combine.c (simplify_comparison): Use have_insn_for.
22122 * dojump.c (do_jump): Likewise.
22124 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22126 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22127 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22128 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22129 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22130 instead of sparc_compare_emitted.
22131 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22132 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22133 instead of sparc_compare_emitted.
22135 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22137 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22138 enter/exit cfglayout mode.
22139 (pass_partition_block): Require it.
22140 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22141 (combine_instructions): Track basic blocks instead of labels.
22142 (update_cfg_for_uncondjump): New.
22143 (try_combine): Use it. Update jumps after rescanning.
22144 (pass_combine): Require PROP_cfglayout.
22145 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22147 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22149 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22150 Provide/destroy PROP_cfglayout respectively.
22151 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22152 * tree-pass.h (PROP_cfglayout): New.
22154 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22156 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22157 fold_convert_const_fixed_from_fixed,
22158 fold_convert_const_fixed_from_int,
22159 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22160 set TREE_CONSTANT_OVERFLOW.
22161 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22162 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22164 2009-03-30 Ira Rosen <irar@il.ibm.com>
22166 * tree-vect-loop-manip.c: New file.
22167 * tree-vectorizer.c: Update documentation and included files.
22168 (vect_loop_location): Make extern.
22169 (rename_use_op): Move to tree-vect-loop-manip.c
22170 (rename_variables_in_bb, rename_variables_in_loop,
22171 slpeel_update_phis_for_duplicate_loop,
22172 slpeel_update_phi_nodes_for_guard1,
22173 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22174 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22175 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22176 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22177 find_loop_location): Likewise.
22178 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22179 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22180 get_vectype_for_scalar_type, vect_is_simple_use,
22181 supportable_widening_operation, supportable_narrowing_operation):
22183 (bb_in_loop_p): Move to tree-vect-loop.c.
22184 (new_loop_vec_info, destroy_loop_vec_info,
22185 reduction_code_for_scalar_code, report_vect_op,
22186 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22187 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22188 (vect_supportable_dr_alignment): Likewise.
22189 * tree-vectorizer.h (tree-data-ref.h): Include.
22190 (vect_loop_location): Declare.
22191 Reorganize function declarations according to the new file structure.
22192 * tree-vect-loop.c: New file.
22193 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22194 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22195 * tree-vect-data-refs.c: New file.
22196 * tree-vect-patterns.c (timevar.h): Don't include.
22197 * tree-vect-stmts.c: New file.
22198 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22199 tree-vect-slp.c, tree-vect-loop.c.
22200 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22201 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22202 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22203 (tree-vect-analyze.o): Remove.
22204 (tree-vect-transform.o): Likewise.
22205 (tree-vect-data-refs.o): Add rule.
22206 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22207 tree-vect-slp.o): Likewise.
22208 (tree-vect-patterns.o): Remove redundant dependencies.
22209 (tree-vectorizer.o): Likewise.
22210 * tree-vect-slp.c: New file.
22212 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22214 * optc-gen.awk: Warn if an option flag has multiple different
22217 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22219 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22220 -floop-block): Document dependences on PPL, CLooG and Graphite.
22222 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22224 PR rtl-optimization/323
22225 * c-common.c (c_fully_fold, convert_and_check,
22226 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22227 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22228 * c-common.def (EXCESS_PRECISION_EXPR): New.
22229 * c-cppbuiltin.c (builtin_define_float_constants): Define
22230 constants with enough digits for long double.
22231 * c-lex.c (interpret_float): Interpret constant with excess
22232 precision where appropriate.
22233 * c-opts.c (c_common_post_options): Set
22234 flag_excess_precision_cmdline. Give an error for
22235 -fexcess-precision=standard for C++ for processors where the
22236 option is significant.
22237 * c-parser.c (c_parser_conditional_expression): Handle excess
22238 precision in condition.
22239 * c-typeck.c (convert_arguments): Handle arguments with excess
22241 (build_unary_op): Move excess precision outside operation.
22242 (build_conditional_expr): Likewise.
22243 (build_compound_expr): Likewise.
22244 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22245 (build_modify_expr): Handle excess precision in RHS.
22246 (convert_for_assignment): Handle excess precision in converted
22248 (digest_init, output_init_element, process_init_element): Handle
22249 excess precision in initializer.
22250 (c_finish_return): Handle excess precision in return value.
22251 (build_binary_op): Handle excess precision in operands and add
22252 excess precision as needed for operation.
22253 * common.opt (-fexcess-precision=): New option.
22254 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22255 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22256 For standard excess precision, output explicit conversion to and
22257 truncation from XFmode.
22258 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22259 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22260 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22261 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22262 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22263 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22264 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22265 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22266 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22267 define_splits, sqrt<mode>2): Disable where appropriate for
22268 standard excess precision.
22269 * convert.c (convert_to_real): Do not shorten arithmetic to type
22270 for which excess precision would be used.
22271 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22272 * doc/invoke.texi (-fexcess-precision=): Document option.
22273 (-mfpmath=): Correct index entry.
22274 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22275 flag_excess_precision): New.
22276 * langhooks.c (lhd_post_options): Set
22277 flag_excess_precision_cmdline.
22278 * opts.c (common_handle_option): Handle -fexcess-precision=.
22279 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22280 init_excess_precision): New.
22281 (lang_dependent_init_target): Call init_excess_precision.
22282 * tree.c (excess_precision_type): New.
22283 * tree.h (excess_precision_type): Declare.
22285 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22288 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22289 non-lvalue to component.
22291 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22293 PR preprocessor/34695
22294 * Makefile.in (c-opts.o): Depend on c-tree.h.
22295 * c-common.c: Move down include of diagnostic.h.
22296 (done_lexing, c_cpp_error): New.
22297 * c-common.h (done_lexing): Declare.
22298 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22300 * c-opts.c: Include c-tree.h.
22301 (c_common_init_options): Set preprocessor error callback.
22302 (c_common_handle_option): Do not set preprocessor
22303 inhibit_warnings, warnings_are_errors, warn_system_headers,
22304 pedantic_errors or inhibit_warnings flags.
22305 (c_common_post_options): Do not check cpp_errors (parse_in).
22306 (c_common_finish): Do not output dependencies if there were
22307 errors. Do not check return value of cpp_finish.
22308 * c-ppoutput.c (pp_file_change): Set input_location.
22309 * c-tree.h (c_cpp_error): Declare.
22310 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22312 (diagnostic_build_prefix): Check override_column.
22313 * diagnostic.h (diagnostic_info): Add override_column field.
22314 (diagnostic_override_column): Define.
22316 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22318 * c-common.c (c_expand_expr, c_staticp): Remove.
22319 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22320 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22321 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22322 * c-gimplify.c (gimplify_compound_literal_expr,
22323 optimize_compound_literals_in_ctor): Remove.
22324 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22325 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22326 * c-semantics.c (emit_local_var): Remove.
22328 * langhooks-def.h (lhd_expand_expr): Remove.
22329 * langhooks.c (lhd_expand_expr): Remove.
22330 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22332 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22333 handling from c-semantics.c; don't call into langhook.
22334 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22335 * gimplify.c (gimplify_compound_literal_expr,
22336 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22337 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22338 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22339 as was done in c-gimplify.c.
22340 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22341 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22342 Move from c-common.h.
22343 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22345 * tree.c (staticp): Do not call langhook.
22346 * langhooks.c (lhd_staticp): Delete.
22347 * langhooks-def.h (lhd_staticp): Delete prototype.
22348 (LANG_HOOKS_STATICP): Delete.
22349 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22351 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22352 instead of DECL_STMTs.
22354 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22362 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22364 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22365 contained expression.
22366 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22367 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22368 conditional expressions for C.
22369 (decl_constant_value_for_optimization): Move from
22370 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22371 whether optimizing and that the expression is a VAR_DECL not of
22372 array type instead of doing such checks in the caller. Do not
22373 check pedantic. Call gcc_unreachable for C++.
22374 * c-common.def (C_MAYBE_CONST_EXPR): New.
22375 * c-common.h (c_fully_fold, c_save_expr,
22376 decl_constant_value_for_optimization): New prototypes.
22377 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22378 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22379 EXPR_INT_CONST_OPERANDS): Define.
22380 * c-convert.c (convert): Strip nops from expression.
22381 * c-decl.c (groktypename): Take extra parameters expr and
22382 expr_const_operands. Update call to grokdeclarator.
22383 (start_decl): Update call to grokdeclarator. Add statement for
22384 expressions used in type of decl.
22385 (grokparm): Update call to grokdeclarator.
22386 (push_parm_decl): Update call to grokdeclarator.
22387 (build_compound_literal): Add parameter non_const and build a
22388 C_MAYBE_COSNT_EXPR if applicable.
22389 (grokdeclarator): Take extra parameters expr and
22390 expr_const_operands. Track expressions used in declaration
22391 specifiers and declarators. Fold array sizes and track whether
22392 they are constant expressions and whether they are integer
22393 constant expressions.
22394 (parser_xref_tag): Set expr and expr_const_operands fields in
22396 (grokfield): Update call to grokdeclarator.
22397 (start_function): Update call to grokdeclarator.
22398 (build_null_declspecs): Set expr and expr_const_operands fields in
22400 (declspecs_add_type): Handle expressions in typeof specifiers.
22401 * c-parser.c (c_parser_declspecs): Set expr and
22402 expr_const_operands fields for declaration specifiers.
22403 (c_parser_enum_specifier): Likewise.
22404 (c_parser_struct_or_union_specifier): Likewise.
22405 (c_parser_typeof_specifier): Likewise. Update call to
22406 groktypename. Fold expression as needed. Return expressions with
22407 type instead of adding statements.
22408 (c_parser_attributes): Update calls to c_parser_expr_list.
22409 (c_parser_statement_after_labels): Fold expression before passing
22410 to objc_build_throw_stmt.
22411 (c_parser_condition): Fold expression.
22412 (c_parser_asm_operands): Fold expression.
22413 (c_parser_conditional_expression): Use c_save_expr. Update call
22414 to build_conditional_expr.
22415 (c_parser_alignof_expression): Update call to groktypename.
22416 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22417 original_code. Fold expression argument of va_arg. Create
22418 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22419 argument to va_arg. Update calls to groktypename. Fold array
22420 index for offsetof. Verify that first argument to
22421 __builtin_choose_expr has integer type.
22422 (c_parser_postfix_expression_after_paren_type): Update calls to
22423 groktypename and build_compound_literal. Handle expressions with
22424 side effects in type name.
22425 (c_parser_postfix_expression_after_primary): Update call to
22426 c_parser_expr_list. Set original_code for calls to
22427 __builtin_constant_p.
22428 (c_parser_expr_list): Take extra parameter fold_p. Fold
22429 expressions if requested.
22430 (c_parser_objc_type_name): Update call to groktypename.
22431 (c_parser_objc_synchronized_statement): Fold expression.
22432 (c_parser_objc_receiver): Fold expression.
22433 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22434 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22435 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22436 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22437 (struct c_typespec): Add elements expr and expr_const_operands.
22438 (struct c_declspecs): Add elements expr and expr_const_operands.
22439 (groktypename, build_conditional_expr, build_compound_literal):
22441 (in_late_binary_op): Declare.
22442 * c-typeck.c (note_integer_operands): New function.
22443 (in_late_binary_op): New variable.
22444 (decl_constant_value_for_broken_optimization): Move to c-common.c
22445 and rename to decl_constant_value_for_optimization.
22446 (default_function_array_conversion): Do not strip nops.
22447 (default_conversion): Do not call
22448 decl_constant_value_for_broken_optimization.
22449 (build_array_ref): Do not fold result.
22450 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22451 result when operand is a VLA.
22452 (c_expr_sizeof_type): Update call to groktypename. Handle
22453 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22454 result when operand names a VLA type.
22455 (build_function_call): Update call to build_compound_literal.
22456 Only fold result for calls to __builtin_* functions. Strip
22457 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22458 the function designator.
22459 (convert_arguments): Fold arguments. Update call to
22460 convert_for_assignment.
22461 (build_unary_op): Handle increment and decrement of
22462 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22463 decrement earlier. Fold operand of increment and decrement.
22464 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22465 built for integer operand. Wrap returns that are INTEGER_CSTs
22466 without being integer constant expressions or that have integer
22467 constant operands without being INTEGER_CSTs.
22468 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22469 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22470 result is an integer constant expression or can be used in
22471 unevaluated parts of one and avoid folding and wrap as
22472 appropriate. Fold operands before possibly doing -Wsign-compare
22474 (build_compound_expr): Wrap result for C99 if operands can be used
22475 in integer constant expressions.
22476 (build_c_cast): Update call to digest_init. Do not ignore
22477 overflow from casting floating-point constants to integers. Wrap
22478 results that could be confused with integer constant expressions,
22479 null pointer constants or floating-point constants.
22480 (c_cast_expr): Update call to groktypename. Handle expressions
22481 included in type name.
22482 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22483 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22484 Update calls to convert_for_assignment.
22485 (convert_for_assignment): Take new parameter
22486 null_pointer_constant. Do not strip nops or call
22487 decl_constant_value_for_broken_optimization. Set
22488 in_late_binary_op for conversions to boolean.
22489 (store_init_value): Update call to digest_init.
22490 (digest_init): Take new parameter null_pointer_constant. Do not
22491 call decl_constant_value_for_broken_optimization. pedwarn for
22492 initializers not constant expressions. Update calls to
22493 convert_for_assignment.
22494 (constructor_nonconst): New.
22495 (struct constructor_stack): Add nonconst element.
22496 (really_start_incremental_init, push_init_level, pop_init_level):
22497 Handle constructor_nonconst and nonconst element.
22498 (set_init_index): Call constant_expression_warning for array
22500 (output_init_element): Fold value. Set constructor_nonconst as
22501 applicable. pedwarn for initializers not constant expressions.
22502 Update call to digest_init. Call constant_expression_warning
22503 where constant initializers are required.
22504 (process_init_element): Use c_save_expr.
22505 (c_finish_goto_ptr): Fold expression.
22506 (c_finish_return): Fold return value. Update call to
22507 convert_for_assignment.
22508 (c_start_case): Fold switch expression.
22509 (c_process_expr_stmt): Fold expression.
22510 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22511 ensure statement expression is not evaluated in constant expression.
22512 (build_binary_op): Track whether results are integer constant
22513 expressions or may occur in such, disable folding and wrap results
22514 as applicable. Fold operands for -Wsign-compare warnings unless
22516 (c_objc_common_truthvalue_conversion): Handle results folded to
22517 integer constants that are not integer constant expressions.
22518 * doc/extend.texi: Document when typeof operands are evaluated,
22519 that condition of __builtin_choose_expr is an integer constant
22520 expression, and more about use of __builtin_constant_p in
22523 2009-03-29 Richard Guenther <rguenther@suse.de>
22525 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22526 propagate addresses of array references.
22528 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22530 * regmove.c (perhaps_ends_bb_p): Remove.
22531 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22532 from INSN and check that the main loop stays within that basic block.
22533 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22534 (regmove_forward_pass): Split out from regmove_optimize. Use
22535 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22536 (regmove_backward_pass): Split out from regmove_optimize. Use
22537 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22538 (regmove_optimize): Simplify.
22540 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22543 * config/i386/i386.c (classify_argument): Ignore flexible array
22544 member in struct and warn ABI change.
22546 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22548 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22550 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22551 (ix86_adjust_cost): Updated.
22553 2009-03-29 Jan Hubicka <jh@suse.cz>
22555 PR middle-end/28850
22556 * tree-pass.h (pass_cleanup_eh): New function.
22557 (remove_unreachable_regions): Break code handling RTL
22558 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22559 that can not be reached by runtime.
22560 (can_be_reached_by_runtime): New function.
22561 (label_to_region_map): New function.
22562 (num_eh_regions): New function.
22563 (rtl_remove_unreachable_regions): New function.
22564 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22565 (remove_eh_region): New function.
22566 * except.h: Include sbitmap and vecprim.
22567 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22568 num_eh_regions): Declare.
22569 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22570 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22571 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22572 (tree_empty_eh_handler_p): New function.
22573 (cleanup_empty_eh): New function.
22574 (cleanup_eh): New function.
22575 (pass_cleanup_eh): New function.
22577 2009-03-29 Jan Hubicka <jh@suse.cz>
22579 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22580 for removed regions.
22582 2009-03-29 Jan Hubicka <jh@suse.cz>
22584 * except.c (dump_eh_tree): Dump all datastructures.
22586 2009-03-29 Jan Hubicka <jh@suse.cz>
22588 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22589 (duplicate_eh_regions_1): Likewise.
22590 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22591 vector; call EH verification.
22592 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22593 Be ready for region being removed.
22595 2009-03-29 Jan Hubicka <jh@suse.cz>
22597 * bitmap.c (bitmap_last_set_bit): New function.
22598 * bitmap.h (bitmap_last_set_bit): Declare.
22600 2009-03-29 David Ayers <ayers@fsfe.org>
22603 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22604 by calling objc_compare_types and surpress warnings about
22605 incompatible C pointers that are compatible ObjC pointers.
22607 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22609 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22610 call initialize_inline_failed.
22611 (initialize_inline_failed): Move it from here ...
22612 * cgraph.c (initialize_inline_failed): ... to here.
22613 (cgraph_create_edge): Call initialize_inline_failed rather than
22614 setting inline_failed directly.
22616 2009-03-29 Ben Elliston <bje@au.ibm.com>
22619 * sysv4.opt (msdata): Improve comment.
22620 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22621 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22623 2009-03-29 Ben Elliston <bje@au.ibm.com>
22626 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22627 load and store attributes.
22629 2009-03-29 Ben Elliston <bje@au.ibm.com>
22631 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22632 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22633 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22634 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22635 __builtin_infq and __builtin_huge_valq.
22637 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22639 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22641 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22642 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22644 2009-03-28 Xinliang David Li <davidxl@google.com>
22646 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22647 (do_dbg_cnt): New function.
22649 2009-03-28 Jan Hubicka <jh@suse.cz>
22651 Merge from pretty-ipa:
22653 2009-03-27 Jan Hubicka <jh@suse.cz>
22655 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22656 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22657 * passes.c (function_called_by_processed_nodes_p): New.
22658 * ipa-pure-const.c (check_call): Fix handling of operands.
22659 (analyze_function): Dump debug output for skipped bodies.
22660 (local_pure_const): Use function_called_by_processed_nodes_p.
22661 * dwarf2out.c (reference_to_unused): Use output.
22662 * passes.c (do_per_function_toporder): Likewise.
22664 2008-11-12 Jan Hubicka <jh@suse.cz>
22666 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22667 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22668 state_set_in_source enum
22669 (check_decl): Ignore memory tags; do not set fake looping flags;
22671 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22672 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22673 (check_call, analyze_function): Rewrite.
22675 (add_new_function): Update call of analyze_function.
22676 (generate_summary): Add call of analyze_function.
22677 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22678 (local_pure_const): New function.
22679 (pass_local_pure_const): New pass.
22680 * ipa-inline.c (inline_transform): Set after_inlining.
22681 * tree-eh.c (stmt_can_throw_external): New.
22682 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22683 work with aliasing built.
22684 * tree-flow.h (stmt_can_throw_external): New.
22685 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22686 and local pure/const pass in early and late optimization queue.
22688 2009-03-28 Martin Jambor <mjambor@suse.cz>
22690 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22692 (fold_binary): Allow function decl aligment consideration is the
22693 second argument is integer constant one.
22694 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22695 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22696 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22698 2009-03-28 Jan Hubicka <jh@suse.cz>
22700 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22701 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22702 * function.h (rtl_data): Add nothrow flag.
22703 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22704 set DECL_NOTHROW for AVAILABLE functions.
22706 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22708 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22709 following vector keyword has expansion starting with pixel or bool
22710 keyword, expand vector to __vector and pixel or bool to __pixel or
22714 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22715 warn_if_disallowed_function_p): Removed.
22716 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22717 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22718 warning_if_disallowed_function_p.
22719 * flags.h (warn_if_disallowed_function_p,
22720 warn_disallowed_functions): Removed.
22721 * common.opt (Wdisallowed-function-list=): Removed.
22722 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22724 2009-03-28 Richard Guenther <rguenther@suse.de>
22726 PR tree-optimization/38723
22727 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22730 2009-03-28 Jan Hubicka <jh@suse.cz>
22732 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22733 test introduced by my previous patch.
22735 2009-03-28 Richard Guenther <rguenther@suse.de>
22737 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22738 the PHIs value undefined.
22740 2009-03-28 Jan Hubicka <jh@suse.cz>
22742 * tree-pass.h (pass_fixup_cfg): New pass.
22743 * ipa-inline.c (inline_transform): Set
22744 always_inline_functions_inlined/after_inlining.
22745 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22746 (pass_fixup_cfg): New pass.
22747 * passes.c (init_optimization_passes): Add fixup_cfg.
22749 2009-03-28 Richard Guenther <rguenther@suse.de>
22751 PR tree-optimization/38458
22752 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22753 argument use the arguments copy-of value.
22755 2009-03-28 Richard Guenther <rguenther@suse.de>
22757 PR tree-optimization/38180
22758 * tree-ssa-ccp.c (get_default_value): Simplify.
22759 (likely_value): Likewise.
22760 (surely_varying_stmt_p): Properly handle VOP case.
22761 (ccp_initialize): Likewise.
22762 (ccp_fold): Handle propagating through *&.
22763 (fold_const_aggregate_ref): Also handle decls.
22765 2009-03-28 Jan Hubicka <jh@suse.cz>
22767 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22768 * cgraph.h (cgraph_node): Likewise.
22769 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22770 (cgraph_reset_node): Use process flag.
22771 (cgraph_mark_functions_to_output): Likewise.
22772 (cgraph_expand_function): Likewise.
22773 (cgraph_expand_all_functions): Likewise.
22774 (cgraph_output_in_order): Likewise.
22775 * dwarf2out.c (reference_to_unused): Likewise.
22776 * passes.c do_per_function_toporder): Likewise.
22778 2009-03-28 Jan Hubicka <jh@suse.cz>
22780 Bring from lto-branch:
22782 2008-09-03 Doug Kwan <dougkwan@google.com>
22784 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22785 enums instead of reason strings.
22786 * cgraph.c (cgraph_create_edge): Same.
22787 (cgraph_inline_failed_string): New function.
22788 * cgraph.h (cgraph_inline_failed_t): New enum type.
22789 (cgraph_inline_failed_string): New prototype.
22790 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22791 char pointer to cgraph_inline_failed_t.
22792 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22793 (cgraph_default_inline_p): Ditto.
22794 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22795 to cgraph_inline_failed_t pointer.
22796 * cif-code.def: New file.
22797 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22799 (cgraph_check_inline_limits): Change type of REASON to pointer to
22800 cgraph_inline_failed_t. Replace reason strings with enums.
22801 (cgraph_default_inline_p): Ditto.
22802 (cgraph_recursive_inlining_p): Ditto.
22803 (update_caller_keys): Change type of FAILED_REASON to
22804 cgraph_inline_failed_t.
22805 (cgraph_set_inline_failed): Change type of REASON to pointer to
22806 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22807 convert enums to strings for text output.
22808 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22809 to be of type cgraph_inline_failed_t. Replace reason strings with
22810 enums. Call cgraph_inline_failed_string to covert enums
22811 to strings for text output.
22812 (cgraph_decide_inlining): Replace reason strings with enums.
22813 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22814 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22816 * tree-inline.c (expand_call_inline): Change type of REASON
22817 to cgraph_inline_failed_t. Replace reason strings with enums.
22818 Call cgraph_inline_failed_string for text output.
22819 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22822 2009-03-28 Jan Hubicka <jh@suse.cz>
22824 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22825 cgraph_clone_node): Remove master clone handling.
22826 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22827 * cgraph.h (master_clone): Remove.
22828 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22829 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22830 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22832 2009-03-28 Jan Hubicka <jh@suse.cz>
22834 * cgraph.c (cgraph_function_body_availability): Functions declared
22835 inline are always safe to assume that it is not going to be replaced.
22837 2009-03-28 Richard Guenther <rguenther@suse.de>
22839 PR tree-optimization/38513
22840 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22841 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22842 EXC_PTR_EXPR and FILTER_EXPR.
22843 (get_ref_from_reference_ops): Likewise.
22845 2009-03-28 Richard Guenther <rguenther@suse.de>
22847 PR tree-optimization/38968
22848 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22849 Use FLOOR_MOD_EXPR to compute misalignment.
22851 2009-03-28 Richard Guenther <rguenther@suse.de>
22853 PR tree-optimization/37795
22854 * tree.h (combine_comparisons): Declare.
22855 * fold-const.c (combine_comparisons): Export.
22856 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22858 (ifcombine_iforif): Use combine_comparisons.
22860 2009-03-28 Jan Hubicka <jh@suse.cz>
22862 * tree-eh.c (inlinable_call_p): New function.
22863 (make_eh_edges): Use it.
22864 (verify_eh_edges): Use it.
22865 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22866 * except.c (reachable_next_level): Add inlinable_function argument
22867 (sjlj_find_directly_reachable_regions): Update.
22868 (add_reachable_handler): Do not set saw_any_handlers.
22869 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22870 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22871 Add new inlinable call parameter.
22872 (can_throw_internal, can_throw_external): Update.
22873 * except.h (can_throw_internal_1, can_throw_external_1,
22874 foreach_reachable_handler): Update declaration.
22876 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22878 * config/arm/t-arm-coff, config/h8300/coff.h,
22879 config/i386/i386-aout.h, config/i386/i386-coff.h,
22880 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22881 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22882 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22883 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22884 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22885 sys-types.h: Remove.
22886 * Makefile.in: Remove protoize and fixproto support and references
22888 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22889 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22891 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22892 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22893 unprotoize$(exeext).
22894 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22895 (.PHONY): Don't depend on proto.
22896 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22897 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22898 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22899 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22900 build/gen-protos.o, build/scan.o, xsys-protos.h,
22901 build/fix-header$(build_exeext), build/fix-header.o,
22902 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22903 stmp-install-fixproto): Remove.
22904 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22905 SYSCALLS.c or fixproto files.
22906 (install-common): Don't install protoize.
22907 (install-headers-tar, install-headers-cpio, install-headers-cp):
22908 Don't depend on $(STMP_FIXPROTO).
22909 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22910 install fixproto files or write out fixproto settings.
22911 (uninstall): Don't uninstall protoize.
22912 * config.gcc (use_fixproto): Remove.
22913 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22914 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22915 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22916 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22917 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22918 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22919 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22920 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22921 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22922 * config/t-vxworks (STMP_FIXPROTO): Remove.
22923 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22924 STMP_FIXPROTO): Remove.
22925 * config.in, configure: Regenerate.
22926 * crtstuff.c (gid_t, uid_t): Don't undefine.
22927 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22928 (arm-*-coff, arm-*-aout: Remove target entries.
22929 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22930 Remove mention of AIX 4.1.
22931 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22932 * doc/invoke.texi (Running Protoize): Remove.
22933 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22934 (Protoize Caveats): Remove.
22935 * tsystem.h: Update comments on headers assumed to exist.
22937 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22939 * genautomata.c: Add a new year to the copyright. Add a new
22941 (struct insn_reserv_decl): Add comments for member bypass_list.
22942 (find_bypass): Remove.
22943 (insert_bypass): New.
22944 (process_decls): Use insert_bypass.
22945 (output_internal_insn_latency_func): Output all bypasses with the
22946 same input insn in one switch case.
22948 * rtl.def (define_bypass): Describe bypass choice.
22949 * doc/md.texi (define_bypass): Ditto.
22951 2009-03-27 Richard Guenther <rguenther@suse.de>
22953 * gimplify.c (mark_addressable): Export.
22954 * tree-flow.h (mark_addressable): Declare.
22955 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22956 * tree-ssa.c (verify_phi_args): Verify that address taken
22957 variables have TREE_ADDRESSABLE set.
22959 2009-03-27 Richard Guenther <rguenther@suse.de>
22961 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22962 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22963 Do not mark decls TREE_ADDRESSABLE.
22964 (build_fold_addr_expr): Adjust.
22965 (fold_addr_expr): Remove.
22966 (fold_unary): Use build_fold_addr_expr.
22967 (fold_comparison): Likewise.
22968 (split_address_to_core_and_offset): Likewise.
22969 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22971 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22972 (gimplify_modify_expr_to_memcpy): Mark source and destination
22974 * omp-low.c (create_omp_child_function): Mark the object decl
22976 (lower_rec_input_clauses): Mark the var we take the address of
22978 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22980 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22982 PR middle-end/39315
22983 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22984 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22986 2009-03-27 Richard Guenther <rguenther@suse.de>
22988 PR tree-optimization/39120
22989 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22991 (handle_lhs_call): Process return constraints. Add escape
22992 constraints if necessary.
22993 (handle_const_call): Fill out return constraints. Make nested
22994 case more precise. Avoid consttmp if possible.
22995 (handle_pure_call): Fill out return constraints. Avoid
22996 callused if possible.
22997 (find_func_aliases): Simplify call handling.
22999 2009-03-27 Richard Guenther <rguenther@suse.de>
23001 PR tree-optimization/39120
23002 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23003 as a representative.
23004 (solve_graph): Do propagate CALLUSED.
23005 (handle_pure_call): Use a scalar constraint from CALLUSED for
23007 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23010 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23013 * c-common.c (handle_aligned_attribute): Properly check alignment
23014 overflow. Use (1U << i) instead of (1 << i).
23016 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23018 * expr.h (get_mem_align_offset): Updated.
23020 * tree.h (tree_decl_common): Change align to "unsigned int" and
23021 move it before pointer_alias_set.
23023 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23024 Jakub Jelinek <jakub@redhat.com>
23027 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23028 gr_register_operand with gr_reg_or_0_operand.
23029 (cmpxchg_rel_di): Likewise.
23030 (sync_lock_test_and_set<mode>): Likewise.
23032 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23034 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23035 (true_regnum): Likewise.
23037 * rtlanal.c (subreg_info): Moved to ...
23038 * rtl.h (subreg_info): Here. New.
23039 (subreg_get_info): New.
23041 * rtlanal.c (subreg_get_info): Make it extern.
23043 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23046 * config/i386/i386.c (ix86_abi): New.
23047 (override_options): Handle -mabi=.
23048 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23049 (ix86_call_abi_override): Likewise.
23050 (init_cumulative_args): Likewise.
23051 (function_arg_advance): Likewise.
23052 (function_arg_64): Likewise.
23053 (function_arg): Likewise.
23054 (ix86_pass_by_reference): Likewise.
23055 (ix86_function_value_regno_p): Likewise.
23056 (ix86_build_builtin_va_list_abi): Likewise.
23057 (setup_incoming_varargs_64): Likewise.
23058 (is_va_list_char_pointer): Likewise.
23059 (ix86_init_machine_status): Likewise.
23060 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23061 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23062 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23063 (ix86_function_abi): Make it static and return enum calling_abi.
23064 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23066 (ix86_fn_abi_va_list): Updated.
23068 * config/i386/i386.h (ix86_abi): New.
23069 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23070 (CONDITIONAL_REGISTER_USAGE): Likewise.
23071 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23072 (machine_function): Likewise.
23074 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23076 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23077 (STACK_BOUNDARY): Likewise.
23078 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23080 * config/i386/i386.opt (mabi=): New.
23082 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23083 return enum calling_abi.
23084 (ix86_function_type_abi): Likewise.
23085 (ix86_function_abi): Removed.
23087 * doc/invoke.texi: Document -mabi= option for x86.
23089 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23091 * builtins.c (real_dconstp): Delete.
23092 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23094 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23095 Jakub Jelinek <jakub@redhat.com>
23098 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23099 (gen_subprogram_die): When a function is explicit, generate the
23100 DW_AT_explicit attribute.
23101 * langhooks.h (struct lang_hooks_for_decls): Add
23102 function_decl_explicit_p langhook.
23103 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23104 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23106 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23108 * builtins.c (fold_builtin_memory_op): Optimize memmove
23109 into memcpy if we can prove source and destination don't overlap.
23111 * tree-inline.c: Include gt-tree-inline.h.
23112 (clone_fn_id_num): New variable.
23113 (clone_function_name): New function.
23114 (tree_function_versioning): Use it.
23115 * Makefile.in (GTFILES): Add tree-inline.c.
23117 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23119 * BASE-VER: Change to 4.5.0.
23121 2009-03-27 Xinliang David Li <davidxl@google.com>
23123 PR tree-optimization/39557
23124 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23126 2009-03-27 Xinliang David Li <davidxl@google.com>
23128 PR tree-optimization/39548
23129 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23132 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23134 * c-common.c (pointer_int_sum): Use %wd on return from
23137 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23139 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23140 on return from tree_low_cst.
23142 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23145 * ginclude/stdarg.h (va_copy): Define also for
23146 __GXX_EXPERIMENTAL_CXX0X__.
23148 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23151 * builtins.h (c_strlen): Do not warn here.
23152 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23153 * c-common.c (pointer_int_sum): Take an explicit location.
23154 Warn about offsets out of bounds.
23155 * c-common.h (pointer_int_sum): Adjust declaration.
23157 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23159 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23162 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23165 * opts.c (warn_if_disallowed_function_p): Don't assume
23166 get_callee_fndecl must return non-NULL.
23168 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23170 PR rtl-optimization/39522
23171 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23172 when reg_reloaded_valid is set.
23174 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23176 * config/spu/divv2df3.c: New file.
23177 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23178 (DPBIT_FUNCS): Filter out _div_df.
23180 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23182 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23183 a jump insn, count that jump in the distance to the loop start.
23185 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23188 * config/sh/sh.c (calc_live_regs): Fix condition for global
23189 registers except PIC_OFFSET_TABLE_REGNUM.
23191 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23194 * doc/invoke.texi (-mconsole): New.
23196 (-mno-cygwin): New.
23198 (-mnop-fun-dllimport): New.
23202 (sub section "i386 and x86-64 Windows Options"): New.
23204 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23206 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23207 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23209 2009-03-25 Richard Guenther <rguenther@suse.de>
23211 PR middle-end/39497
23212 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23215 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23217 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23218 neither of haifa/selective schedulers are working.
23220 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23222 * doc/invoke.texi (Debugging Options): Fix description of
23223 -fno-merge-debug-strings.
23225 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23227 * config/cris/libgcc.ver: New version-script.
23228 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23230 * configure.ac <GAS features, nop mnemonic>: Add pattern
23231 crisv32-*-* for "nop".
23232 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23233 * configure: Regenerate.
23235 2009-03-24 Ira Rosen <irar@il.ibm.com>
23237 PR tree-optimization/39529
23238 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23239 mark_sym_for_renaming for the tag copied to the new vector
23242 2009-03-24 Arthur Loiret <aloiret@debian.org>
23244 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23245 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23246 EXTRA_SPEC_FUNCTIONS.
23247 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23248 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23249 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23250 -march and -mtune options.
23252 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23254 * config/m68k/t-rtems: Add m5329 multilib.
23256 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23257 Jakub Jelinek <jakub@redhat.com>
23260 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23263 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23266 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23267 instead of c_parser_expression_conv, if original_code isn't one of the
23268 4 allowed comparison codes, fail.
23270 2009-03-23 Richard Guenther <rguenther@suse.de>
23272 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23273 * tree.h (struct tree_type): Likewise.
23274 * reload.h (struct insn_chain): Likewise.
23275 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23276 * function.h (struct function): Likewise.
23277 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23279 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23281 PR tree-optimization/39516
23282 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23284 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23286 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23287 should be set true if BITS_PER_WORD of target is bigger than 32
23289 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23291 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23292 Translate -B-options to -rpath-link. Correct existing
23293 rpath-link and conditionalize on !nostdlib.
23295 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23297 * doc/extend.texi (Function Attributes, Variable Attributes):
23299 * doc/invoke.texi (Debugging Options, Optimize Options)
23300 (i386 and x86-64 Options, MCore Options): Likewise.
23302 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23305 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23306 it for block local namespace aliases.
23307 (gen_decl_die): Pass context_die to gen_namespace_die.
23309 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23312 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23313 minimum or maximum value.
23315 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23317 * reginfo.c (globalize_reg): Recompute derived reg sets.
23319 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23322 * libgcc2.c (mprotect): Do not use signed arguments for
23323 VirtualProtect, use DWORD arguments. Also fix the 'may
23324 be used uninitialized' warning for the np variable.
23326 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23329 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23330 functions using regparm calling conventions when not optimizing.
23331 (ix86_function_sseregparm): Similarly for sseregparm calling
23334 2009-03-19 Li Feng <nemokingdom@gmail.com>
23336 PR middle-end/39500
23337 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23338 dependence if the first conflict is after niter iterations.
23340 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23342 PR middle-end/38609
23343 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23344 functions with dynamic stack-pointer adjustments.
23346 2009-03-19 Ben Elliston <bje@au.ibm.com>
23348 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23349 option; change to -msdata=data.
23351 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23353 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23356 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23359 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23361 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23363 * doc/invoke.texi (Code Gen Options): Expand discussion of
23366 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23368 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23369 * matrix-reorg.c (struct matrix_info): Likewise.
23370 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23371 * rtl.h (struct mem_attrs): Likewise.
23372 * df.h (struct df): Likewise.
23373 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23374 * ira-int.h (struct ira_allocno): Likewise.
23375 * df-scan.c (struct df_collection_rec): Likewise.
23376 * ira.c (struct equivalence): Likewise.
23377 * function.c (struct temp_slot): Likewise.
23378 * cfgloop.h (struct loop): Likewise.
23381 * function.c (use_register_for_decl): When not optimizing, disregard
23382 register keyword for variables with types containing methods.
23384 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23386 PR middle-end/39447
23387 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23388 (is_simple_operand): Call contains_component_ref_p before calling data
23389 reference analysis that would fail on COMPONENT_REFs.
23391 * tree-vrp.c (search_for_addr_array): Fix formatting.
23393 2009-03-18 Richard Guenther <rguenther@suse.de>
23395 * tree-vect-transform.c (vect_loop_versioning): Fold the
23396 generated comparisons.
23397 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23398 (slpeel_tree_peel_loop_to_edge): Likewise.
23400 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23402 PR middle-end/37805
23403 * opts.c (print_specific_help): In addition to `undocumented',
23404 accept `separate' and `joined' flags if passed alone. Describe
23405 output by the first matched one of those.
23406 (common_handle_option): Skip over empty strings.
23407 * gcc.c (display_help): Fix help string for `--help='.
23408 * doc/invoke.texi (Option Summary, Overall Options): With
23409 `--help=', classes and qualifiers can both be repeated, but
23410 only the latter can be negated. One should not pass only
23411 negated qualifiers. Fix markup and examples.
23414 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23415 PR middle-end/37805
23416 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23417 and -fhelp=separate.
23419 2009-03-17 Jing Yu <jingyu@google.com>
23421 PR middle-end/39378
23422 * function.h (struct rtl_data): Move is_thunk from here...
23423 (struct function): ...to here.
23424 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23425 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23427 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23429 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23430 (alpha_output_function_end_prologue): Likewise.
23431 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23432 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23433 (rs6000_output_function_epilogue): Likewise.
23434 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23436 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23439 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23440 from different units in a single alternative.
23441 (*truncdfsf_i387): Ditto.
23442 (*truncxfsf2_mixed): Ditto.
23443 (*truncxfdf2_mixed): Ditto.
23445 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23447 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23448 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23451 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23452 unused non-artificial variables when not optimizing.
23455 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23456 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23457 NAMESPACE_DECL in its DECL_INITIAL.
23459 PR middle-end/39443
23460 * optabs.c (set_user_assembler_libfunc): New function.
23461 * expr.h (set_user_assembler_libfunc): New prototype.
23462 * c-common.c: Include libfuncs.h.
23463 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23464 for memcmp, memset, memcpy, memmove and abort.
23465 * Makefile.in (c-common.o): Depend on libfuncs.h.
23468 * dwarf2out.c (gen_inlined_enumeration_type_die,
23469 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23470 gen_tagged_type_instantiation_die): Removed.
23471 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23474 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23477 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23479 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23480 (check-parallel-%): Ditto.
23481 (check-consistency): Ditto.
23483 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23485 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23486 local variable rhs by NULL_TREE.
23488 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23491 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23493 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23496 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23498 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23501 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23502 for ms->sysv ABI calls only in 64bit mode.
23504 * config/i386/i386.md (untyped_call): Support 32bit.
23506 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23508 * doc/extend.texi: Replace x86_65 with x86_64.
23510 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23512 PR tree-optimization/39455
23513 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23514 mismatches for POINTER_TYPE_P (type).
23515 (number_of_iterations_le): Likewise.
23517 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23519 * config/picochip/picochip.c: Removed profiling support.
23520 * config/picochip/picochip.md: Removed profiling instruction.
23521 * config/picochip/picochip.h: Removed profiling builtin.
23523 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23525 * doc/install.texi (--with-host-libstdcxx): Document.
23527 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23530 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23531 generate a warning if the function name does not begin with
23532 "__vector" and the function has either the 'signal' or 'interrupt'
23533 attribute, from here to ...
23534 (avr_declare_function_name): ...here. New function.
23535 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23536 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23538 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23541 * cse.c (fold_rtx): Don't modify original const_arg1 when
23542 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23543 separate variable instead.
23544 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23545 from out of range shift counts.
23546 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23548 2009-03-13 Catherine Moore <clm@codesourcery.com>
23550 * config/i386/x-mingw32 (host-mingw32.o): Replace
23551 diagnostic.h with $(DIAGNOSTIC_H).
23553 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23556 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23558 * config/i386/sync.md (sync_compare_and_swap<mode>,
23559 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23560 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23562 (sync_double_compare_and_swapdi_pic,
23563 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23564 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23566 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23569 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23571 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23574 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23575 (avx_addsubv4df3): Likewise.
23576 (*avx_addsubv4sf3): Likewise.
23577 (sse3_addsubv4sf3): Likewise.
23579 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23582 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23584 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23587 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23588 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23589 registers for allocnos created from user-defined variables.
23591 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23594 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23595 of non-integer mode as well.
23597 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23599 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23600 for functions for which the parameter types are unknown.
23602 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23605 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23606 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23607 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23608 * config/i386/i386.c (ix86_local_alignment): For
23609 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23610 long long variables on the stack to avoid dynamic realignment.
23611 Allow the first argument to be a decl rather than type.
23612 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23614 2009-03-11 Nick Clifton <nickc@redhat.com>
23617 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23619 Add description to mno-lsim option.
23620 * config/mcore/mcore.h: Remove comment about deprecated m4align
23622 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23623 * doc/invoke.texi: Add description of mno-lsim and
23624 mstack-increment options.
23626 * config/fr30/fr30.opt: Document the -mno-lsim option.
23627 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23628 and -mno-lsim options.
23630 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23632 * fold-const.c (fold_comparison): Only call fold_inf_compare
23633 if the mode supports infinities.
23635 2009-03-11 Jason Merrill <jason@redhat.com>
23638 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23639 end already did. Notice GIMPLE_CALL modifications of the result.
23640 Don't copy debug information from an ignored decl or a decl from
23643 2009-03-10 Richard Guenther <rguenther@suse.de>
23644 Nathan Froyd <froydnj@codesourcery.com>
23646 PR middle-end/37850
23647 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23648 (__divMODE3): Likewise.
23650 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23652 PR tree-optimization/39394
23653 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23654 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23656 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23658 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23659 inline asms for register asm ("") declarations.
23661 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23663 * fold-const.c (fold_unary): Fix comment.
23665 2009-03-07 Jan Hubicka <jh@suse.cz>
23668 * tree-inline.c (setup_one_parameter): Do replacement of const
23669 argument by constant in SSA form.
23671 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23673 PR middle-end/38028
23674 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23675 determine alignment passed to assign_stack_local.
23676 (assign_parms_unsplit_complex): Likewise.
23677 * except.c (sjlj_build_landing_pads): Likewise.
23679 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23681 PR middle-end/39360
23682 * tree-flow.h (add_referenced_var): Return bool instead of void.
23683 * tree-dfa.c (add_referenced_var): Return result of
23684 referenced_var_check_and_insert call.
23685 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23686 of referenced_var_check_and_insert.
23689 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23690 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23691 DIE, don't emit it if abstract origin already has it.
23692 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23693 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23695 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23697 * genpreds.c (needs_variable): Fix parentheses at variable name
23699 (write_tm_constrs_h): Indent generated code.
23701 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23703 * doc/extend.texi (Function Attributes): Add documentation
23704 for isr attributes.
23706 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23709 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23710 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23712 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23714 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23717 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23720 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23721 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23723 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23725 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23726 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23727 constants instead of magic numbers.
23728 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23730 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23731 (x86_64_ms_abi_int_parameter_registers): Ditto.
23732 (x86_64_int_return_registers): Ditto.
23733 (ix86_maybe_switch_abi): Ditto.
23734 (ix86_expand_call): Ditto for clobbered_registers array.
23735 (ix86_hard_regno_mode_ok): Ditto.
23736 (x86_extended_QIreg_mentioned_p): Ditto.
23738 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23740 PR tree-optimization/39349
23741 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23743 * combine.c (gen_lowpart_for_combine): Use omode when generating
23746 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23748 PR rtl-optimization/39235
23749 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23751 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23753 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23755 2009-03-04 Richard Guenther <rguenther@suse.de>
23757 PR tree-optimization/39362
23758 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23759 that occur in abnormal PHIs should be varying.
23761 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23763 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23765 (simple_iv): Take loop as an argument instead of statement.
23766 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23767 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23769 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23771 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23772 * matrix-reorg.c (analyze_transpose): Ditto.
23773 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23774 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23775 * tree-predcom.c (ref_at_iteration): Ditto.
23776 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23778 2009-03-04 Richard Guenther <rguenther@suse.de>
23780 PR tree-optimization/39358
23781 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23782 escaped_id and callused_id.
23783 (solve_graph): Likewise.
23785 2009-03-04 Richard Guenther <rguenther@suse.de>
23787 PR tree-optimization/39339
23788 * tree-sra.c (try_instantiate_multiple_fields): Make it
23789 no longer ICE on the above.
23791 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23793 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23794 that fits within Pmode.
23796 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23798 PR middle-end/10109
23799 * tm.texi (LIBCALL_VALUE): Update description.
23801 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23803 PR middle-end/34443
23804 * doc/extend.texi (section): Update description.
23806 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23808 PR middle-end/39345
23809 * tree-inline.c (remapped_type): New.
23810 (can_be_nonlocal): Call remapped_type instead of remap_type.
23812 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23815 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23816 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23818 2009-03-03 Richard Guenther <rguenther@suse.de>
23820 PR middle-end/39272
23821 * tree.c (tree_nonartificial_location): New function.
23822 * tree.h (tree_nonartificial_location): Declare.
23823 * builtins.c (expand_builtin_memory_chk): Provide location
23824 of the call location for artificial function pieces.
23825 (maybe_emit_chk_warning): Likewise.
23826 (maybe_emit_sprintf_chk_warning): Likewise.
23827 (maybe_emit_free_warning): Likewise.
23828 * expr.c (expand_expr_real_1): Likewise.
23830 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23832 PR tree-optimization/39343
23833 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23834 COMPONENT_REF t has ARRAY_TYPE.
23836 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23838 PR middle-end/39335
23839 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23840 when the type precision of the induction variable should be
23841 larger than the type precision of nit.
23842 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23843 * graphite.c (graphite_loop_normal_form): Same.
23844 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23846 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23848 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23849 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23850 numbers to describe clobbered registers.
23851 (*call_value_0_rex64_ms_sysv): Ditto.
23852 * config/i386/mmx.md (mmx_emms): Ditto.
23853 (mmx_femms): Ditto.
23855 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23857 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23860 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23862 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23863 (spu_section_type_flags): New function.
23865 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23867 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23868 reg_class_contents of FLOAT_REGS into a temporary.
23870 2009-03-02 Richard Guenther <rguenther@suse.de>
23871 Ira Rosen <irar@il.ibm.com>
23873 PR tree-optimization/39318
23874 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23875 information to the vectorized statement.
23877 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23879 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23880 variable. Use defined names instead of magic constants for REX SSE
23883 2009-03-01 Richard Guenther <rguenther@suse.de>
23885 PR tree-optimization/39331
23886 * omp-low.c (lower_send_shared_vars): Do not receive new
23887 values for the reference of DECL_BY_REFERENCE parms or results.
23889 2009-03-01 Jan Hubicka <jh@suse.cz>
23892 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23893 BLOCK_NONLOCALIZED_VAR): New macros.
23894 (tree_block): Add nonlocalized_vars.
23895 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23896 gen_decl_die): Add origin argument. Allow generation of die with
23897 origin at hand only.
23898 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23899 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23901 (gen_block_die): Fix checking for unused blocks.
23902 (process_scope_var): Break out from .... ; work with origins only.
23903 (decls_for_scope) ... here; process nonlocalized list.
23904 (dwarf2out_ignore_block): Look for nonlocalized vars.
23905 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23907 (dump_scope_block): Dump them.
23908 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23909 (remap_block): Likewise.
23910 (can_be_nonlocal): New predicate.
23911 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23913 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23915 * configure: Regenerate.
23917 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23919 * optc-gen.awk: No need to duplicate option flags twice.
23920 Reuse help texts for duplicate options which do not have any.
23922 * gcc.c (display_help): Document --version.
23924 * gcc.c (main): If print_help_list and verbose_flag, ensure
23925 driver output comes before subprocess output.
23927 * optc-gen.awk: Assign all remaining fields to help string,
23928 space-separated, for multi-line help in *.opt.
23930 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23931 -Wno-pedantic-ms-format is for MinGW targets only.
23933 * doc/options.texi (Option file format): Fix bad indentation,
23934 restoring dropped sentence.
23936 2009-02-28 Jan Hubicka <jh@suse.cz>
23938 * tree-inline.c (tree_function_versioning): Output debug info.
23940 2009-02-28 Jan Hubicka <jh@suse.cz>
23943 * tree-inline.c (setup_one_parameter): Do not copy propagate
23944 arguments when not optimizing.
23946 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23949 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23950 (avx_addsubv4df3): Likewise.
23951 (*avx_addsubv4sf3): Likewise.
23952 (sse3_addsubv4sf3): Likewise.
23953 (*avx_addsubv2df3): Likewise.
23954 (sse3_addsubv2df3): Likewise.
23955 (avx_unpckhps256): Correct item selectors.
23956 (avx_unpcklps256): Likewise.
23957 (avx_unpckhpd256): Likewise.
23958 (avx_unpcklpd256): Likewise.
23960 2009-02-28 Jan Hubicka <jh@suse.cz>
23962 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23964 (copy_arguments_for_versioning): If var is declared don't declare it.
23965 (tree_function_versioning): First setup substitutions and then copy
23968 2009-02-27 Jan Hubicka <jh@suse.cz>
23971 * cgraph.h (varpool_output_debug_info): Remove.
23972 * cgraphunit.c (varpool_output_debug_info): Remove.
23973 * dwarf2out.c (deferred_locations_struct): New struct
23974 (deferred_locations): New type.
23975 (deferred_locations_list): New static var.
23976 (deffer_location): New function.
23977 (gen_variable_die): Use it.
23978 (decls_for_scope): Output info on local static vars.
23979 (dwarf2out_finish): Process deferred locations.
23980 * varpool.c (varpool_output_debug_info): Remove.
23982 2009-02-27 Jan Hubicka <jh@suse.cz>
23985 * tree.h (TREE_PROTECTED): Fix comment.
23986 (BLOCK_HANDLER_BLOCK): Remove.
23987 (struct tree_block): Remove handler_block add body_block.
23988 (inlined_function_outer_scope_p): New.
23989 (is_body_block): Remove.
23990 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23991 * dwarf2out.c (is_inlined_entry_point): Remove.
23992 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23993 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23995 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23996 * gimplify.c (gimplify_expr): Gimplify body blocks.
23997 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23998 block with multiple subblocks.
23999 (dump_scope_block): Prettier output; dump more flags and info.
24000 (dump_scope_blocks): New.
24001 (remove_unused_locals): Use dump_scope_blocks.
24002 * tree-flow.h (dump_scope_blocks): Declare.
24003 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24004 * stmt.c (is_body_block): Remove.
24005 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24006 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24008 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24010 PR middle-end/39308
24011 * graphite.c (graphite_loop_normal_form): Do not call
24012 number_of_iterations_exit from a gcc_assert.
24014 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24016 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24017 jumps if COND is NULL.
24018 (find_cond_jump): New function.
24019 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24020 * config/s390/s390.md: Remove z10_cobra attribute value.
24022 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24024 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24025 force_const_mem returns NULL_RTX.
24027 2009-02-26 Jan Hubicka <jh@suse.cz>
24030 * cgraph.h (varpool_output_debug_info): Remove.
24031 * cgraphunit.c (varpool_output_debug_info): Remove.
24032 * dwarf2out.c (deferred_locations_struct): New struct
24033 (deferred_locations): New type.
24034 (deferred_locations_list): New static var.
24035 (deffer_location): New function.
24036 (gen_variable_die): Use it.
24037 (decls_for_scope): Output info on local static vars.
24038 (dwarf2out_finish): Process deferred locations.
24039 * varpool.c (varpool_output_debug_info): Remove.
24041 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24043 PR rtl-optimization/39241
24044 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24045 to subreg_offset_representable_p.
24047 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24049 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24050 execute function prototype. Get f and nregs from max_reg_num
24051 and get_insns. Remove the first backward pass as it's dead,
24052 guard the forward pass by flag_expensive_optimizations.
24053 (rest_of_handle_regmove): Delete.
24054 (pass_regmove): Replace it with regmove_optimize.
24056 2009-02-25 Martin Jambor <mjambor@suse.cz>
24058 PR tree-optimization/39259
24059 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24060 calls_alloca function flags.
24061 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24062 calls are detected.
24064 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24066 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24067 flags_set_1_rtx, flags_set_1_set): Delete.
24068 (regmove_optimize): Do not call mark_flags_life_zones.
24070 2009-02-24 Julian Brown <julian@codesourcery.com>
24073 * config/arm/arm.c (require_pic_register): Only set
24074 cfun->machine->pic_reg once per function.
24076 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24078 * doc/invoke.texi (Link Options): Document an easier way to pass
24079 options that take arguments to the GNU linker using -Xlinker and -Wl.
24081 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24084 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24086 2009-02-24 Richard Guenther <rguenther@suse.de>
24089 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24091 2009-02-24 Richard Guenther <rguenther@suse.de>
24092 Zdenek Dvorak <ook@ucw.cz>
24094 PR tree-optimization/39233
24095 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24096 from converting them to a generic type.
24098 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24100 PR tree-optimization/39260
24101 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24102 contains a condition with a real type.
24103 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24105 2009-02-23 Jason Merrill <jason@redhat.com>
24108 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24109 narrowing_initializer_constant_valid_p.
24110 (narrowing_initializer_constant_valid_p): Don't return
24111 null_pointer_node for adding a pointer to itself.
24113 2009-02-23 Jan Hubicka <jh@suse.cz>
24116 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24119 2009-02-23 Jan Hubicka <jh@suse.cz>
24121 PR tree-optimization/37709
24122 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24123 * tree.h (block_ultimate_origin): Declare.
24124 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24125 * tree-ssa-live.c (remove_unused_scope_block_p):
24126 Eliminate blocks containig no instructions nor live variables nor
24128 (dump_scope_block): New function.
24129 (remove_unused_locals): Enable removal of dead blocks by default;
24130 enable dumping at TDF_DETAILS.
24132 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24134 * config/i386/i386.c (classify_argument): Don't allow COImode
24136 (function_arg_advance_32): Don't allow OImode.
24137 (function_arg_32): Likewise.
24138 (function_value_32): Likewise.
24139 (return_in_memory_32): Likewise.
24140 (function_arg_64): Remove OImode comment.
24142 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24145 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24146 ix86_expand_vector_set for V4DImode in 64bit mode only.
24147 (ix86_expand_vector_init_one_var): Likewise.
24149 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24151 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24153 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24156 * loop-iv.c: Revert last change.
24157 * emit-rtl.c: Likewise.
24159 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24162 * config/i386/i386.c (type_natural_mode): Remove an extra
24163 space in the warning message.
24164 (function_value_32): Handle 32-byte vector modes.
24165 (return_in_memory_32): Likewise.
24167 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24169 * loop-iv.c (truncate_value): New function.
24170 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24172 (lowpart_subreg): Move to...
24173 * emit-rtl.c: ...here.
24175 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24177 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24178 accidental and undocumented change at revision 140860.
24180 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24182 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24183 take gimple_seq * arguments.
24184 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24185 types_compatible_p langhook.
24187 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24188 Joseph Myers <joseph@codesourcery.com>
24190 * config/arm/arm.c (arm_builtin_va_list): New function.
24191 (arm_expand_builtin_va_start): Likewise.
24192 (arm_gimplify_va_arg_expr): Likewise.
24193 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24194 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24195 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24196 (va_list_type): New variable.
24197 (arm_mangle_type): Mangle va_list_type appropriately.
24199 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24201 PR middle-end/39157
24202 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24203 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24204 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24205 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24206 parameter to 1000 for -O1 by default.
24207 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24209 * loop-invariant.c: Include params.h.
24210 (move_loop_invariants): Don't call move_single_loop_invariants on
24213 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24215 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24216 offset when calculating bounds for indexing stack_usage_map. Fixes
24217 a buffer overflow with certain target setups.
24219 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24222 * calls.c (expand_call): Clear try_tail_call if caller and callee
24223 disagree in promotion of function return value.
24225 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24228 * c-common.c (c_determine_visibility): If visibility changed and
24229 DECL_RTL has been already set, call make_decl_rtl to update symbol
24232 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24235 * varasm.c (assemble_variable): Don't check DECL_NAME when
24236 globalizing a variable.
24238 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24241 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24242 expression before any __builtin_trap call.
24243 * c-typeck.c (build_function_call): Convert and check function
24244 arguments before generating a call to a trap. Evaluate the
24245 function arguments before the trap.
24247 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24250 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24251 (UNSPEC_FXAM_MEM): New unspec.
24252 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24253 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24254 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24256 2009-02-19 Richard Guenther <rguenther@suse.de>
24258 PR tree-optimization/39207
24259 PR tree-optimization/39074
24260 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24261 storedanything_tree): New.
24262 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24263 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24264 (build_succ_graph): Add edges from STOREDANYTHING to all
24266 (init_base_vars): Initialize STOREDANYTHING.
24267 (compute_points_to_sets): Free substitution info after
24268 building the succ graph.
24269 (ipa_pta_execute): Likewise.
24271 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24273 (do_ds_constraint): Do not add to special var or non-pointer
24275 (type_could_have_pointers): Split out from ...
24276 (could_have_pointers): ... here. For arrays use the element type.
24277 (create_variable_info_for): Initialize may_have_pointers.
24278 (new_var_info): Likewise.
24279 (handle_lhs_call): Make the HEAP variable unknown-sized.
24280 (intra_create_variable_infos): Use a type with pointers for
24281 PARM_NOALIAS, make it unknown-sized.
24283 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24286 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24288 2009-02-18 Jason Merrill <jason@redhat.com>
24291 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24292 value if DECL_EXTERNAL.
24293 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24294 * target.h (gcc_target::binds_local_p): Clarify "module".
24295 * tree.h (TREE_PUBLIC): Clarify "module".
24297 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24300 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24301 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24303 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24306 * c.opt (Wabi): Support C and ObjC.
24309 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24311 * config/i386/i386.c (classify_argument): Warn once about the ABI
24312 change when passing union with long double.
24314 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24316 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24319 * c-parser.c (c_parser_compound_statement): Always enter and leave
24322 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24325 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24327 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24329 PR tree-optimization/36922
24330 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24331 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24334 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24336 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24339 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24341 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24343 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24345 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24348 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24349 Richard Sandiford <rdsandiford@googlemail.com>
24351 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24352 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24353 (loongson_biadd): ...this.
24355 2009-02-17 Richard Guenther <rguenther@suse.de>
24357 PR tree-optimization/39202
24358 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24359 a var make sure to follow existing collapses.
24361 2009-02-17 Richard Guenther <rguenther@suse.de>
24363 PR middle-end/39214
24364 * langhooks.c (lhd_print_error_function): Check for NULL block.
24366 2009-02-17 Richard Guenther <rguenther@suse.de>
24368 PR tree-optimization/39204
24369 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24372 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24374 * config/soft-fp/double.h: Update from glibc CVS.
24376 2009-02-17 Richard Guenther <rguenther@suse.de>
24378 PR tree-optimization/39207
24379 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24380 strict-aliasing warnings for pointers pointing to NULL.
24382 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24385 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24386 skipping until next close brace.
24388 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24391 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24392 to function argument boundary.
24394 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24396 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24397 in the lea_add. Reload eventually constraints it properly.
24398 * config/picochip/constraints.md: Remove the target constraint
24399 "b", since it is not needed anymore.
24401 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24403 * gthr-dce.h: Uglify function parameter and local variable names.
24404 * gthr-gnat.h: Likewise.
24405 * gthr-mipssde.h: Likewise.
24406 * gthr-nks.h: Likewise.
24407 * gthr-posix95.h: Likewise.
24408 * gthr-posix.h: Likewise.
24409 * gthr-rtems.h: Likewise.
24410 * gthr-single.h: Likewise.
24411 * gthr-solaris.h: Likewise.
24412 * gthr-tpf.h: Likewise.
24413 * gthr-vxworks.h: Likewise.
24414 * gthr-win32.h: Likewise.
24416 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24419 * config/i386/i386.md: Restrict the new peephole2 to move
24420 between MMX/SSE registers.
24422 2009-02-15 Richard Guenther <rguenther@suse.de>
24425 2009-02-13 Richard Guenther <rguenther@suse.de>
24427 * configure.ac: Enable LFS.
24428 * configure: Re-generate.
24429 * config.in: Likewise.
24431 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24433 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24434 spu_srqwbyte, spu_srqwbytebc): Define.
24435 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24436 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24437 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24438 "shrqby_<mode>"): New insn-and-split patterns.
24439 * config/spu/spu.c (expand_builtin_args): Determine and return
24440 number of operands using spu_builtin_description data.
24441 (spu_expand_builtin_1): Use it.
24443 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24446 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24449 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24452 * config/i386/i386.c (override_options): Correct warning
24453 messages for -malign-loops, -malign-jumps and -malign-functions.
24455 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24458 * config/i386/i386.md: Restrict the new peephole2 to move
24459 between the general purpose registers.
24461 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24464 * config/i386/i386.c (type_natural_mode): Add a new argument.
24465 Return the original mode and warn ABI change if vector size is 32byte.
24466 (function_arg_advance): Updated.
24467 (function_arg): Likewise.
24468 (ix86_function_value): Likewise.
24469 (ix86_return_in_memory): Likewise.
24470 (ix86_sol10_return_in_memory): Likewise.
24471 (ix86_gimplify_va_arg): Likewise.
24472 (function_arg_32): Don't warn ABX ABI change here.
24473 (function_arg_64): Likewise.
24475 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24477 * loop-iv.c (implies_p): In the final case, test that operands 0
24478 of the two comparisons match.
24480 * config/bfin/bfin.c (find_prev_insn_start): New function.
24481 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24482 (find_next_insn_start): Move.
24484 2009-02-13 Richard Guenther <rguenther@suse.de>
24486 * configure.ac: Enable LFS.
24487 * configure: Re-generate.
24488 * config.in: Likewise.
24490 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24493 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24494 sizes on syntax error after some arguments have been parsed.
24496 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24498 * doc/invoke.texi (-fira): Remove.
24500 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24502 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24503 * recog.c: Likewise.
24506 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24508 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24509 (umul_ppmm): Likewise.
24510 (count_leading_zeros): Likewise.
24511 (count_trailing_zeros): Likewise.
24512 (UMUL_TIME): Likewise.
24514 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24516 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24517 soft-fp/t-softfp to tmake_file.
24519 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24520 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24521 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24522 IA64_BUILTIN_INFQ]: New.
24523 (ia64_init_builtins): Initialize __builtin_infq,
24524 __builtin_fabsq and __builtin_copysignq if not HPUX.
24525 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24526 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24528 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24530 (__fixtfti): Likewise.
24531 (__fixunstfti): Likewise.
24532 (__floattitf): Likewise.
24534 * config/ia64/libgcc-glibc.ver: New.
24535 * config/ia64/t-fprules-softfp: Likewise.
24536 * config/ia64/sfp-machine.h: Likewise.
24538 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24539 (LIBGCC2_TF_CEXT): Likewise.
24540 (TF_SIZE): Likewise.
24541 (TARGET_INIT_LIBFUNCS): Likewise.
24543 * config/ia64/t-glibc (SHLINB_MAPFILES):
24544 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24546 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24548 * config/i386/i386.c (construct_container): Rewrite processing
24549 BLKmode with X86_64_SSE_CLASS.
24551 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24554 * config/i386/i386.md: Replace simplify_replace_rtx with
24555 replace_rtx in the new peephole2.
24557 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24559 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24560 loop unrolling do not happen at -O2.
24562 2009-02-12 Michael Matz <matz@suse.de>
24564 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24566 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24568 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24571 2009-02-12 Ben Elliston <bje@au.ibm.com>
24573 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24574 patterns when updating the back chain. Missed in the 2009-02-10
24577 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24579 * doc/extend.texi (Decimal Floating Types): Update identifier of
24580 draft TR and list of missing support.
24582 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24584 PR middle-end/39154
24585 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24586 bit to variable length decl's flags, add it also to its
24587 pointer replacement variable.
24589 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24590 Jakub Jelinek <jakub@redhat.com>
24593 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24594 (memory_blockage): New expander.
24595 (*memory_blockage): New insn pattern.
24596 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24597 instead of general blockage at the end of function prologue when
24598 frame pointer is used to access red zone area. Do not emit blockage
24599 when profiling, it is emitted in generic code.
24600 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24601 function epilogue when frame pointer is used to access red zone area.
24603 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24606 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24607 by arithmetic with memory operands.
24608 * config/i386/predicates.md (commutative_operator): New.
24610 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24612 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24615 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24617 * alias.h (record_alias_subset): Declare.
24618 * alias.c (record_alias_subset): Make global.
24620 2009-02-10 Nick Clifton <nickc@redhat.com>
24622 * tree-parloops.c: Change license to GPLv3.
24623 * ipa-struct-reorg.c: Change license to GPLv3.
24624 * ipa-struct-reorg.h: Change license to GPLv3.
24626 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24629 * c-decl.c (start_struct): Return NULL on error.
24631 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24633 PR middle-end/39124
24634 * cfgloopmanip.c (remove_path): Call remove_bbs after
24635 cancel_loop_tree, not before it.
24638 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24639 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24640 VAR_DECLs were seen.
24641 * tree-ssa-live.c (remove_unused_locals): Recompute
24642 cfun->has_local_explicit_reg_vars.
24643 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24644 copies or clearings if cfun->has_local_explicit_reg_vars.
24646 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24649 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24650 of function prologue when frame pointer is used to access
24653 2009-02-10 Richard Guenther <rguenther@suse.de>
24655 PR middle-end/39127
24656 * gimplify.c (gimple_regimplify_operands): Always look if
24657 we need to create a temporary.
24659 2009-02-10 Richard Guenther <rguenther@suse.de>
24661 PR tree-optimization/39132
24662 * tree-loop-distribution.c (todo): New global var.
24663 (generate_memset_zero): Trigger TODO_rebuild_alias.
24664 (tree_loop_distribution): Return todo.
24666 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24669 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24670 (x86_64_reg_class_name): Removed.
24671 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24672 first one isn't X86_64_SSE_CLASS or any other ones aren't
24673 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24674 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24675 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24676 and 3 X86_64_SSEUP_CLASS.
24677 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24678 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24680 2009-02-10 Ben Elliston <bje@au.ibm.com>
24682 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24683 form instruction to update the stack back chain word, even if the
24684 user has disabled the generation of update instructions.
24685 (movdi_<mode>_update_stack): New.
24686 (movsi_update_stack): Likewise.
24687 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24688 always use an update form instruction to update the stack back
24691 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24693 PR middle-end/38953
24694 * graphite.c (if_region_set_false_region): After moving a region in
24695 the false branch of a condition, remove the empty dummy basic block.
24696 (gloog): Remove wrong fix for PR38953.
24698 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24700 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24701 generation due to implicit sign extension.
24703 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24705 PR middle-end/38981
24706 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24707 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24709 2009-02-09 Richard Guenther <rguenther@suse.de>
24711 PR middle-end/35202
24712 * convert.c (convert_to_real): Disable (float)fn((double)x)
24713 to fnf(x) conversion if errno differences may occur and
24714 -fmath-errno is set.
24716 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24718 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24719 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24720 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24722 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24725 * c-common.c (handle_alias_attribute): Disallow attribute for
24726 anything not a FUNCTION_DECL or VAR_DECL.
24728 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24731 * real.c (do_compare): Special-case compare of zero against
24732 decimal float value.
24734 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24737 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24738 as indicating flexible array members unless the field itself is
24739 being declarared as the incomplete array.
24741 2009-02-06 Jan Hubicka <jh@suse.cz>
24743 PR tree-optimization/38844
24744 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24745 is already inlined.
24747 2009-02-06 Richard Guenther <rguenther@suse.de>
24749 PR middle-end/38977
24750 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24751 fork because we may expand it as __gcov_fork.
24753 2009-02-06 Nick Clifton <nickc@redhat.com>
24755 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24757 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24759 PR tree-optimization/35659
24760 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24761 vn_phi_eq): Shortcut if hashcode does not match.
24762 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24764 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24765 and avoid iterative_hash_expr.
24766 (FOR_EACH_VALUE_ID_IN_SET): New.
24767 (value_id_compare): Remove.
24768 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24769 sort expressions by value id.
24771 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24774 * config/sh/predicates.md (general_movsrc_operand): Don't check
24775 the subreg of system registers here.
24777 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24780 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24781 on the copied decl.
24783 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24785 PR rtl-optimization/39110
24786 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24787 addresses, not aligned ones.
24789 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24790 Richard Guenther <rguenther@suse.de>
24792 PR tree-optimization/39100
24793 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24794 comment says and add edges.
24796 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24799 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24800 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24802 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24804 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24805 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24806 register_bb_in_sese, new_sese, free_sese): Moved.
24807 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24808 outermost_loop_in_scop, build_scop_iteration_domain,
24809 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24810 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24811 Use loop_in_sese_p instead of loop_in_scop_p.
24812 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24813 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24814 (scopdet_basic_block_info): Fix bug in scop detection.
24815 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24816 eq_loop_to_cloog_loop): Remove.
24817 (nb_loops_around_loop_in_scop, nb_loop
24818 ref_nb_loops): Moved here...
24819 * graphite.h (ref_nb_loops): ... from here.
24820 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24821 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24822 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24823 * testsuite/gcc.dg/graphite/scop-19.c: New
24825 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24826 Hans-Peter Nilsson <hp@axis.com>
24828 PR rtl-optimization/37889
24829 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24830 Move offset handling from PLUS to before the switch. Use new
24831 arguments when considering SYMBOL_REFs too.
24832 (rtx_addr_can_trap_p): Pass dummy offset and size.
24833 (enum may_trap_p_flags): Remove.
24834 (may_trap_p_1): Pass size from MEM_SIZE.
24836 PR rtl-optimization/38921
24837 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24838 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24839 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24840 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24842 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24844 AVX Programming Reference (January, 2009)
24845 * config/i386/sse.md (*vpclmulqdq): New.
24847 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24849 PR tree-optimization/38977
24850 PR gcov-profile/38292
24851 * calls.c (special_function_p): Disregard __builtin_ prefix.
24853 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24855 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24856 non-indexable addresses even before reload.
24858 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24861 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24862 as having variable size. Do not give an error for unnamed
24863 parameters with [*] declarators. Give a warning for type names
24864 with [*] declarators and mark them as variable size.
24865 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24866 for sizeof applied to [*] type names.
24868 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24871 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24873 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24875 * gcc.c (process_command): Update copyright notice dates.
24876 * gcov.c (print_version): Likewise.
24877 * gcov-dump.c (print_version): Likewise.
24878 * mips-tfile.c (main): Likewise.
24879 * mips-tdump.c (main): Likewise.
24881 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24884 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24885 for composite type involving a zero-length array type.
24887 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24890 * function.c (match_asm_constraints_1): Skip over
24891 initial optional % in the constraint.
24893 PR inline-asm/39059
24894 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24895 supported, don't accept FIXED_CSTs.
24896 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24897 and _Sat is used without _Fract/_Accum. Set specs->type to
24898 integer_type_node for cts_fract/cts_accum if fixed point is not
24901 2009-02-02 Catherine Moore <clm@codesourcery.com>
24903 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24905 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24907 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24908 (ABI_HAS_64BIT_SYMBOLS): Use it.
24909 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24911 2009-02-02 Paul Brook <paul@codesourcery.com>
24913 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24915 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24917 PR inline-asm/39058
24918 * recog.h (asm_operand_ok): Add constraints argument.
24919 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24920 recurse on matching constraint.
24921 (check_asm_operands): Pass constraints as 3rd argument to
24922 asm_operand_ok. Don't look up matching constraint here.
24923 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24926 2009-02-02 Ben Elliston <bje@au.ibm.com>
24928 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24929 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24931 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24933 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24934 information. Remove some obsolete information. Reorganize.
24936 * config/pa/fptr.c: Revert license to GPL 2.
24937 * config/pa/milli64.S: Likewise.
24939 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24942 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24943 LIBRARY name in, instead of hard-coding it.
24944 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24945 extra target make frag to tmake_files according to EH model.
24946 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24947 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24948 frags that define makefile variable EH_MODEL appropriately.
24949 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24950 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24951 to "-sjlj" according to type of EH configured.
24952 (LIBGCC_SONAME): Concatenate it to shared library base name.
24953 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24954 to "_sjlj" according to type of EH configured.
24955 (LIBGCC_SONAME): Concatenate it to shared library base name.
24956 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24957 (SHLIB_LINK): Add missing semicolon to if-else construct.
24958 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24959 string value of "pe_dll" command-line option.
24960 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24961 (SHLIB_SONAME): Use it when overriding t-cygming default.
24962 (SHLIB_IMPLIB): Override t-cygming default.
24963 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24964 string value of "pe_dll" command-line option.
24966 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24969 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24970 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24972 2009-01-31 Richard Guenther <rguenther@suse.de>
24974 PR tree-optimization/38937
24975 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24976 computing the transitive closure.
24978 2009-01-30 Richard Guenther <rguenther@suse.de>
24980 PR tree-optimization/39041
24981 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24982 Propagate variable indices only if the types match for this stmt.
24984 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24987 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24988 inline but never defined.
24990 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24992 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24993 (*insv_h_di_reg_extimm): New insn.
24994 (*insv_l<mode>_reg_extimm): New insn.
24996 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24998 * config/picochip/picochip.c (flag_conserve_stack): set
24999 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25000 fconserve-stack. Reduce call-overhead used by inliner.
25002 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25005 * common.opt (flag_conserve_stack): Initialised to zero.
25007 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25010 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25011 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25014 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25016 * ira-color.c (allocno_reload_assign): Update comments.
25017 * regmove.c (regmove_optimize): Likewise.
25021 2009-01-29 Robert Millan <rmh@aybabtu.com>
25023 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25024 * config/i386/kopensolaris-gnu.h: New file. Undefine
25025 `MD_UNWIND_SUPPORT'.
25026 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25028 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25030 PR tree-optimization/39007
25031 * tree-loop-distribution.c (generate_builtin): Use
25032 recompute_dominator to compute the immediate dominator of the
25033 basic block just after the loop.
25035 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25037 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25038 (ASM_OUTPUT_DWARF_PCREL): Define.
25040 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25042 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25043 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25044 global. Modify entries about regmove and IRA.
25046 * ra-conflict.c: Remove the file.
25048 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25050 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25051 (pass_regclass_init): Rename to pass_reginfo_init.
25053 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25055 * toplev.h (flag_ira): Remove.
25057 * caller-save.c (setup_save_areas): Remove flag_ira.
25059 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25061 * global.c: Remove the file.
25063 * opts.c (decode_options): Remove flag_ira.
25065 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25067 * regmove.c: Modify file description.
25068 (find_use_as_address, try_auto_increment): Define them only if
25069 AUTO_INC_DEC is defined.
25070 (replacement_quality, replace_in_call_usage, fixup_match_1,
25071 stable_and_no_regs_but_for_p): Remove.
25072 (reg_set_in_bb): Make it static.
25073 (regmove_optimize): Remove flag_ira and code which worked for
25076 * local-alloc.c: Remove the file.
25078 * common.opt (fira): Remove.
25080 * ira.c: Include except.h.
25081 (eliminable_regset): Move from global.c.
25082 (mark_elimination): Ditto. Remove flag_ira.
25083 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25084 equiv_mem_modified, validate_equiv_mem_from_store,
25085 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25086 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25087 no_equiv, recorded_label_ref): Move from local-alloc.c.
25088 (update_equiv_regs): Ditto. Make it static.
25089 (print_insn_chain, print_insn_chains): Move it from global.c.
25090 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25091 (build_insn_chain): Ditto. Make it static.
25092 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25093 Rename to init_live_subregs.
25094 (gate_ira): Remove flag_ira.
25096 * regclass.c: Rename reginfo.c. Change file description.
25097 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25098 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25099 (init_reg_sets_1): Remove code for evaluation of
25100 reg_class_superclasses and losing_caller_save_reg_set.
25101 (init_regs): Remove init_reg_autoinc.
25102 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25103 ok_for_base_p_nonstrict): Remove.
25104 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25105 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25106 corresponding entries.
25107 (dump_regclass, record_operand_costs, scan_one_insn,
25108 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25109 record_address_regs, auto_inc_dec_reg_p): Remove.
25110 (gt-regclass.h): Rename to gt-reginfo.h.
25112 * rtl.h (dump_global_regs, retry_global_alloc,
25113 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25115 * Makefile.in (RA_H): Remove.
25116 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25117 Rename regclass.o to reginfo.o.
25118 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25120 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25121 (GTFILES): Rename regclass.c to reginfo.c.
25123 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25124 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25126 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25127 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25129 (finish_spills): Ditto. Remove code for !flag_ira.
25131 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25133 PR middle-end/35854
25134 * doc/invoke.texi (rtl debug options): Complete rewrite.
25135 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25137 * mode-switching.c (pass_mode_switching): Rename pass from
25138 "mode-sw" to "mode_sw".
25139 * except.c (pass_convert_to_eh_ranges): Rename pass from
25140 "eh-ranges" to "eh_ranges".
25141 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25145 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25146 Alexander Monakov <amonakov@ispras.ru>
25148 PR middle-end/38857
25149 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25151 (move_exprs_to_boundary): Change return type and pass through
25152 should_move from move_op. Relax assert. Update usage ...
25153 (schedule_expr_on_boundary): ... here. Use should_move instead of
25155 (move_op_orig_expr_found): Indicate that insn was disconnected from
25157 (code_motion_process_successors): Do not call after_merge_succs
25158 callback if original expression was not found when traversing any of
25160 (code_motion_path_driver): Change return type. Update prototype.
25161 (move_op): Update comment. Add a new parameter (should_move). Update
25162 prototype. Set *should_move based on indication provided by
25163 move_op_orig_expr_found.
25165 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25167 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25168 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25169 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25170 * config/rs6000/rs6000.c (rs6000_override_options): Default
25171 avoid-indexed-addresses on for Power6, off for everything else.
25172 (avoiding_indexed_address_p): New function.
25173 (rs6000_legitimize_address): Use it.
25174 (rs6000_legitimate_address): Likewise.
25175 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25177 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25179 PR tree-optimization/38997
25180 * tree-loop-distribution.c (generate_memset_zero): Use
25181 POINTER_PLUS_EXPR for a pointer addition.
25183 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25185 * config/s390/s390.md (bswap<mode>2): New pattern added.
25187 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25189 * config/s390/s390.md (*tls_load_31): Added type attribute.
25191 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25193 * config/s390/s390.md: Fix a few comments.
25195 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25197 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25198 (*tm<mode>_full): Fixed z10prop attribute.
25199 (*tst<mode>_extimm): Fixed z10prop attribute.
25200 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25201 (*tstqiCCT_cconly): Fixed z10prop attribute.
25202 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25203 (*movsi_larl): Fixed z10prop attribute.
25204 (*movsi_zarch): Fixed z10prop attribute.
25205 (*movsi_eas): Fixed z10prop attribute.
25206 (*movhi): Fixed z10prop attribute.
25207 (*movqi): Fixed z10prop attribute.
25208 (*movstrictqi): Fixed z10prop attribute.
25209 (*mov<mode>): Fixed z10prop attribute.
25210 (*movcc): Fixed z10prop attribute.
25211 (*sethighpartdi_64): Fixed z10prop attribute.
25212 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25213 (*negdi2_sign_cc): Fixed z10prop attribute.
25214 (*negdi2_sign): Fixed z10prop attribute.
25215 (*absdi2_sign_cc): Fixed z10prop attribute.
25216 (*absdi2_sign): Fixed z10prop attribute.
25217 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25218 (*negabsdi2_sign): Fixed z10prop attribute.
25219 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25220 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25221 (doloop_si64): Fixed z10prop attribute.
25222 (doloop_si31): Fixed z10prop attribute.
25223 (doloop_long): Fixed z10prop attribute.
25224 (indirect_jump): Fixed z10prop attribute.
25225 (nop): Fixed z10prop attribute.
25226 (main_base_64): Fixed z10prop attribute.
25227 (reload_base_64): Fixed z10prop attribute.
25229 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25231 PR rtl-optimization/38740
25232 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25234 * config/mips/mips.c (mips_reorg): Likewise.
25236 2009-01-28 Richard Guenther <rguenther@suse.de>
25238 PR tree-optimization/38926
25239 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25240 with the correct value id to a value.
25241 (do_regular_insertion): Use the value number of edoubleprime
25242 for the value number of the expr.
25245 2008-08-21 Richard Guenther <rguenther@suse.de>
25247 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25248 a PHI ask VN if it is already available.
25249 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25250 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25252 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25254 PR middle-end/38934
25255 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25256 set to varying whenever max has TREE_OVERFLOW set, similarly
25257 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25259 2009-01-28 Richard Guenther <rguenther@suse.de>
25261 PR middle-end/38908
25262 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25263 uninitialized aggregate uses in call arguments.
25265 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25267 PR tree-optimization/38984
25268 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25269 the nothing_id variable if -fno-delete-null-pointer-checks.
25271 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25274 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25275 (set_got_offset_rex64): Ditto.
25277 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25280 * doc/extend.texi: Improve local variable with asm reg.
25282 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25284 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25285 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25286 was not supplied then set warn_packed_bitfield_compat to the
25287 default value of 1.
25288 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25291 2009-01-27 Richard Guenther <rguenther@suse.de>
25293 PR tree-optimization/38503
25294 * cfgexpand.c (expand_gimple_basic_block): Ignore
25295 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25296 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25297 variables that cannot have TBAA applied.
25298 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25301 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25303 PR middle-end/38969
25304 * calls.c (initialize_argument_information): Do not wrap complex
25305 arguments in SAVE_EXPR.
25307 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25309 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25310 (INSTALL_LIBGCC): Revert typo commit.
25312 2009-01-26 Richard Guenther <rguenther@suse.de>
25314 PR tree-optimization/38745
25315 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25316 from special handling.
25318 2009-01-26 Richard Guenther <rguenther@suse.de>
25320 PR tree-optimization/38745
25321 * tree-ssa.c (execute_update_addresses_taken): Do not include
25322 variables that cannot possibly be a register in not_reg_needs.
25323 Do not clear TREE_ADDRESSABLE on vars that may not become
25325 * tree-ssa.c (update_alias_info_1): Include those in the set
25326 of addressable vars.
25328 2009-01-26 Richard Guenther <rguenther@suse.de>
25330 PR middle-end/38851
25331 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25332 * tree-ssa-dse.c: Include langhooks.h
25333 (execute_simple_dse): Remove stores with zero size.
25335 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25338 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25341 2009-01-24 Julian Brown <julian@codesourcery.com>
25343 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25344 config/arm/linux-atomic.c.
25345 * config/arm/linux-atomic.c: New.
25347 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25349 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25350 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25351 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25353 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25356 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25359 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25361 PR tree-optimization/38953
25362 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25363 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25364 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25365 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25368 2009-01-24 Paul Brook <paul@codesourcery.com>
25370 * config/arm/neon.md (neon_type): Move to arm.md.
25371 (neon_mov<VSTRUCT>): Add neon_type attribute.
25372 * config/arm/arm.md (neon_type): Move to here.
25373 (conds): Add "unconditioal" and use as default for NEON insns.
25375 2009-01-24 Ben Elliston <bje@au.ibm.com>
25377 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25378 void *' warning from -Wc++-compat.
25379 * Makefile.in (dominance.o-warn): Remove.
25381 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25383 PR tree-optimization/38932
25384 * fold-const.c (fold_unary_ignore_overflow): New.
25385 * tree.h (fold_unary_ignore_overflow): Declare.
25386 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25387 * tree-ssa-sccvn.c (visit_reference_op_load,
25388 simplify_unary_expression): Likewise.
25390 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25392 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25393 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25394 regardless of their type.
25395 * c-common.c (handle_packed_attribute): Don't ignore packed on
25397 * c.opt (Wpacked-bitfield-compat): New warning option.
25398 * stor-layout.c (place_field): Warn if offset of a field changed.
25399 * doc/extend.texi (packed): Mention the ABI change.
25400 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25401 (Warning Options): Add it to the list.
25403 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25405 * c-opts.c (c_common_post_options): Fix a typo in comments.
25407 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25409 PR middle-end/38615
25410 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25411 variables to static.
25412 * doc/invoke.texi (-fmerge-all-constants): Update description.
25414 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25417 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25418 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25420 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25422 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25424 (LOCAL_ALIGNMENT): Similarly.
25426 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25427 Joseph Myers <joseph@codesourcery.com>
25429 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25430 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25431 * config/arm/arm-tune.md: Regenerate.
25432 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25435 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25437 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25438 version number to five.
25440 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25443 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25444 * c-common.c (set_underlying_type): Likewise.
25445 (is_typedef_decl ): Likewise
25447 (set_underlying_type): Likewise.
25448 (is_typedef_type): Likewise.
25450 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25452 PR middle-end/38587
25453 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25456 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25459 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25460 (LIBGCC_SPEC): Don't define.
25461 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25463 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25465 PR rtl-optimization/38879
25466 * alias.c (base_alias_check): Unaligned access via AND address can
25467 alias all surrounding object types except those with sizes equal
25468 or wider than the size of unaligned access.
25470 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25473 * c-decl.c (clone_underlying_type): Move this ...
25474 * c-common.c (set_underlying_type): ... here.
25475 Also, make sure the function properly sets TYPE_STUB_DECL() on
25476 the newly created typedef variant type.
25477 (is_typedef_decl ): New entry point.
25478 * tree.h: Added a new member member_types_needing_access_check to
25479 struct tree_decl_non_common.
25480 (set_underlying_type): New entry point.
25481 (is_typedef_type): Likewise.
25483 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25485 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25486 Check whether two instructions have memory references that
25487 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25488 are helper functions for traversing.
25489 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25490 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25491 not to draw dependency edge for instructions with non-conflicting
25494 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25497 * longlong.h: Update copyright years. Use soft-fp license notice.
25498 Sync __clz_tab declaration with glibc.
25500 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25503 * doc/extend.texi (syscall_linkage): New.
25504 (version_id): Modify.
25506 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25507 Richard Guenther <rguenther@suse.de>
25509 PR tree-optimization/38747
25510 PR tree-optimization/38748
25511 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25512 conversion if the base address is an indirect reference and the
25513 aliasing sets could cause issues.
25515 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25517 * common.opt (fgraphite, fgraphite-identity): Add comment for
25518 explaining why these options are not documented.
25520 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25522 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25523 gimple_call_lhs is NULL.
25525 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25528 * emit-rtl.c (adjust_address_1): Make sure memref is never
25531 2009-01-20 Ben Elliston <bje@au.ibm.com>
25533 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25534 const qualifier from arg parameter. Remove unnecessary cast to char *.
25535 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25536 const qualifier from arg 2.
25538 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25540 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25542 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25545 * rtl.h (reinit_regs): New prototype.
25546 * regclass.c: Include ira.h.
25547 (reinit_regs): New.
25548 * Makefile.in (regclass.o): Add ira.h.
25549 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25551 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25554 * c-common.c (handle_aligned_attribute): Use
25555 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25556 default alignment value.
25558 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25560 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25561 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25563 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25564 __BIGGEST_ALIGNMENT__.
25566 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25568 2009-01-18 Richard Guenther <rguenther@suse.de>
25570 PR tree-optimization/38819
25571 * tree-flow.h (operation_could_trap_helper_p): Declare.
25572 * tree-eh.c (operation_could_trap_helper_p): Export.
25573 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25574 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25575 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25576 are about to insert a possibly trapping instruction and fail
25579 2009-01-18 Andreas Schwab <schwab@suse.de>
25581 * doc/install.texi (Configuration): Remove obsolete paragraph
25582 about use of --with-gnu-ld with --with-gnu-as.
25584 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25586 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25587 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25588 Follow spelling conventions.
25590 2009-01-18 Ben Elliston <bje@au.ibm.com>
25592 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25593 C++ warning about implicit conversion from void * to struct
25595 (bitmap_obstack_free): Likewise for bitmap_element *.
25596 * Makefile.in (bitmap.o-warn): Remove.
25598 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25600 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25602 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25603 Tobias Grosser <tobi.grosser@amd.com>
25605 * graphite.c (graphite_trans_scop_block): Do not block single
25608 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25610 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25611 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25612 test with assertion.
25614 2009-01-16 Richard Guenther <rguenther@suse.de>
25616 PR tree-optimization/38835
25617 PR middle-end/36227
25618 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25619 and INT + PTR -> (INT)(PTR p+ INT) folding.
25620 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25622 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25625 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25626 the subreg from a lowpart subreg if it is also casting the value.
25628 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25629 Tobias Grosser <tobi.grosser@amd.com>
25631 * graphite.c (compare_prefix_loops): New.
25632 (build_scop_canonical_schedules): Rewritten.
25633 (graphite_transform_loops): Move build_scop_canonical_schedules
25634 after build_scop_iteration_domain.
25636 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25637 Tobias Grosser <tobi.grosser@amd.com>
25639 * graphite.c (add_conditions_to_domain): Add the loops to
25640 the dimension of the iteration domain. Do copy the domain
25641 only when it exists.
25642 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25643 (add_conditions_to_constraints): New.
25644 (can_generate_code_stmt, can_generate_code): Removed.
25645 (gloog): Do not call can_generate_code.
25646 (graphite_transform_loops): Call add_conditions_to_constraints
25647 after building the iteration domain.
25649 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25651 PR tree-optimization/38789
25652 * tree-ssa-threadedge.c
25653 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25654 __builtin_constant_p.
25656 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25658 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25659 examined before deleting them.
25661 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25663 * function.c (aggregate_value_p): Correctly extract the function
25664 type from CALL_EXPR_FN lookup.
25666 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25668 * config/picochip/picochip.c (picochip_override_options): Revert
25669 CFI asm flag disable commited previously.
25671 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25672 Tobias Grosser <tobi.grosser@amd.com>
25673 Jan Sjodin <jan.sjodin@amd.com>
25675 * graphite.c (scan_tree_for_params): On substractions negate
25676 all the coefficients of the term.
25677 (clast_to_gcc_expression_red): New. Handle reduction expressions
25678 of more than two operands.
25679 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25680 (get_vdef_before_scop): Handle also the case of default definitions.
25682 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25684 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25685 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25686 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25688 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25689 Joey Ye <joey.ye@intel.com>
25691 PR middle-end/37843
25692 * cfgexpand.c (expand_stack_alignment): Don't update stack
25693 boundary nor check incoming stack boundary here.
25694 (gimple_expand_cfg): Update stack boundary and check incoming
25695 stack boundary here.
25697 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25699 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25701 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25703 PR rtl-optimization/38245
25704 * calls.c (expand_call): Add stack arguments to
25705 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25706 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25707 in regs and partially in memory or BLKmode arguments.
25708 (emit_library_call_value_1): Add stack arguments to
25709 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25710 ACCUMULATE_OUTGOING_ARGS).
25711 * dce.c: Include tm_p.h.
25712 (find_call_stack_args): New function.
25713 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25715 (mark_insn): Call find_call_stack_args for CALL_Ps.
25716 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25717 forwards. Allocate and free arg_stores bitmap if needed, pass it
25718 down to deletable_insn_p, don't mark stores set in arg_stores
25719 bitmap, clear the bitmap at the beginning of each bb.
25720 * Makefile.in (dce.o): Depend on $(TM_P_H).
25722 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25725 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25726 to make sure the insn is a conditional test (bug 22599). Reformat a
25729 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25731 PR middle-end/38431
25732 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25733 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25734 (gloog): Do not call cleanup_tree_cfg.
25735 (graphite_transform_loops): Call cleanup_tree_cfg after all
25736 scops have been code generated.
25738 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25739 * doc/gty.texi (Invoking the garbage collector): Added new node
25740 and section documenting ggc_collect.
25742 2009-01-14 Richard Guenther <rguenther@suse.de>
25744 PR tree-optimization/38826
25745 PR middle-end/38477
25746 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25747 initialization notes only if we actually emitted a warning.
25748 (intra_create_variable_infos): Add constraints for a result decl
25749 that is passed by hidden reference.
25750 (build_pred_graph): Mark all related variables non-direct on
25753 2009-01-14 Nick Clifton <nickc@redhat.com>
25755 * ira-conflicts.c: Include addresses.h for the definition of
25757 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25758 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25760 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25763 * Makefile.in (ira-lives.o): Add except.h.
25765 * ira-lives.c: Include except.h.
25766 (process_bb_node_lives): Process can_throw_internal.
25768 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25770 PR rtl-optimization/38774
25771 * combine.c (simplify_set): When undoing cc_use change, don't do
25772 PUT_CODE on the newly created comparison, but instead put back the
25775 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25777 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25778 values. Remove duplicate arm8 entry.
25780 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25782 PR tree-optimization/38786
25783 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25784 the SSA_NAME case of expand_scalar_variables_expr.
25785 Set the type of an expression to the type of its assign statement.
25786 (expand_scalar_variables_expr): Also gather the scalar computation
25787 used to index the memory access. Do not pass loop_p.
25788 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25789 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25790 the gimple_stmt_iterator where it inserts new code.
25791 Do not pass loop_p.
25792 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25793 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25795 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25797 * graphite.h (debug_value): Removed.
25798 * graphite.c (debug_value): Removed.
25800 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25802 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25803 ldrd/strd with two 32-bit instructions.
25805 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25807 * config/arm/arm.c (struct processors): Pass for speed down into
25808 cost helper functions.
25809 (const_ok_for_op): Handle COMPARE and inequality nodes.
25810 (arm_rtx_costs_1): Rewrite.
25811 (arm_size_rtx_costs): Update prototype.
25812 (arm_rtx_costs): Pass speed down to helper functions.
25813 (arm_slowmul_rtx_costs): Rework cost calculations.
25814 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25815 (arm_9e_rtx_costs): Likewise.
25817 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25819 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25820 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25821 (alpha_legitimize_address): Do not split local symbols wider than
25822 UNITS_PER_WORD into HIGH/LO_SUM parts.
25824 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25827 * gcc.c (process_command): Replace call to execvp with calls
25828 to pex_one and exit.
25830 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25833 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25834 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25835 variant for devices with 3-byte PC.
25836 (__tablejump_elpm__): New.
25838 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25841 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25842 offsetof member-designator, handle it as `[0].'.
25844 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25846 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25847 function when not using named sections on targets with named sections
25848 if branch distance is less than 262132.
25850 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25852 * combine.c (combine_instructions): Recompute
25853 optimize_this_for_speed_p for each BB in the main combine loop.
25855 2009-01-12 Tomas Bily <tbily@suse.cz>
25858 * tree-loop-distribution.c (prop_phis): New function.
25859 (generate_builtin): Call prop_phis.
25860 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25862 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25864 PR tree-optimization/38807
25865 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25866 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25868 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25870 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25871 subreg of op0 to the original op0.
25873 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25875 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25877 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25880 * mips-tfile.c (parse_def): Fix parsing of def strings
25881 starting with digits.
25883 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25886 * config/arm/arm.c (arm_is_long_call_p): Don't call
25887 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25889 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25891 * regrename.c (regrename_optimize): Fix dumping.
25892 (find_oldest_value_reg): Preserve REG_POINTER.
25893 (copy_hardreg_forward_1): Likewise.
25895 2009-01-09 Diego Novillo <dnovillo@google.com>
25897 * gimple.h (struct gimple_statement_base) <uid>: Document
25898 the restrictions on its use.
25899 (gimple_uid): Tidy.
25900 (gimple_set_uid): Tidy.
25902 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25904 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25905 zero guard even if align_bytes != 0 and count is smaller than
25908 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25910 PR rtl-optimization/38495
25911 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25912 (add_range_and_copies_from_move_list): Print all added ranges.
25913 Add ranges to memory optimized destination.
25915 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25919 * config/i386/i386.c (override_options): Reject
25920 -mstringop-strategy=rep_8byte with -m32.
25921 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25922 to 1. Do count comparison against epilogue_size_needed at compile
25923 time even when count_exp was constant forced into register. For
25924 size_needed don't jump to epilogue, instead just avoid aligning
25925 and invoke the body algorithm. If need_zero_guard, add zero guard
25926 even if count is non-zero, but smaller than size_needed + number of
25927 bytes that could be stored for alignment.
25928 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25929 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25930 but smaller than size_needed + number of bytes that could be stored
25931 for alignment. Compare size_needed with epilogue_size_needed instead
25932 of desired_align - align, don't adjust size_needed, pass
25933 epilogue_size_needed to the epilogue expanders.
25936 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25938 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25940 * pa.c (last_address): Change to unsigned.
25941 (update_total_code_bytes): Change argument to unsigned. Don't
25942 check if insn addresses are set.
25943 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25944 addresses are not set.
25945 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25947 2009-01-09 Nick Clifton <nickc@redhat.com>
25949 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25950 DECL_DECLARED_INLINE_P.
25952 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25954 PR middle-end/38347
25955 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25956 GET_MODE (op0) in operand_subword_force calls.
25958 PR middle-end/38771
25959 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25960 fold_convert arg0 operands to TREE_TYPE (op0) first.
25962 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25964 * params.def (ira-max-conflict-table-size): Decrease default value
25967 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25969 PR tree-optimization/37031
25970 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25972 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25973 allocate it using gc instead of heap, use VEC_quick_push instead of
25975 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25976 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25977 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25978 allocated vector from heap allocated.
25979 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25980 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25981 vector only after perfect_loop_nest_depth call.
25983 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25984 Jan Sjodin <jan.sjodin@amd.com>
25986 PR tree-optimization/38559
25987 * graphite.c (debug_value, copy_constraint,
25988 swap_constraint_variables, scale_constraint_variable, ): New.
25989 (get_lower_bound, get_upper_bound): Removed.
25990 (graphite_trans_bb_strip_mine): Clean up this code that works
25991 only for constant number of iterations. Fully copy upper and
25992 lower bound constraints, not only the constant part of them.
25993 * graphite.h (debug_value): Declared.
25995 2009-01-08 Ira Rosen <irar@il.ibm.com>
25997 PR tree-optimization/37194
25998 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25999 Don't add the cost of cost model guard in prologue to scalar
26000 outside cost in case of known number of iterations.
26002 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26003 Alan Modra <amodra@bigpond.net.au>
26005 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26006 non-word-aligned REG+CONST addressing.
26008 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26011 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26012 free_after_compilation when outputting a thunk.
26013 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26014 Do not call free_after_compilation here.
26016 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26018 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26019 (ix86_valid_target_attribute_inner_p): Ditto.
26021 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26023 PR tree-optimization/38492
26024 PR tree-optimization/38498
26025 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26026 * tree-chrec.h (scev_is_linear_expression): Declared.
26027 * graphite.c (graphite_cannot_represent_loop_niter): New.
26028 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26029 (graphite_loop_normal_form): Use gcc_assert.
26030 (scan_tree_for_params): Use CASE_CONVERT.
26031 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26032 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26033 Use gcc_assert. Discard scops that contain unhandled cases.
26034 (build_scop_conditions): Return a boolean status for unhandled cases.
26035 (strip_mine_profitable_p): Print the loop number, not its depth.
26036 (is_interchange_valid): Pass the depth of the loop nest, don't
26037 recompute it wrongly.
26038 (graphite_trans_bb_block): Same.
26039 (graphite_trans_bb_block): Print tentative of loop blocking.
26040 (graphite_trans_scop_block): Do not print that the loop has been
26042 (graphite_transform_loops): Do not handle scops that contain condition
26045 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26047 AVX Programming Reference (December, 2008)
26048 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26049 (_mm256_stream_pd): Likewise.
26050 (_mm256_stream_ps): Likewise.
26052 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26053 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26054 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26055 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26056 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26057 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26058 (ix86_expand_special_args_builtin): Likewise.
26060 * config/i386/sse.md (AVXMODEDI): New.
26061 (avx_movnt<mode>): Likewise.
26062 (avx_movnt<mode>): Likewise.
26063 (<sse>_movnt<mode>): Remove AVX support.
26064 (sse2_movntv2di): Likewise.
26066 2009-01-07 Richard Guenther <rguenther@suse.de>
26068 PR middle-end/38751
26069 * fold-const.c (extract_muldiv): Remove obsolete comment.
26070 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26071 to PLUS_EXPR canonicalization for the canonicalization.
26073 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26075 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26076 hosted cross-compilers generating less efficient code.
26078 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26080 * function.h (rtl_data): Add a dbr_scheduled_p field.
26081 * reorg.c (dbr_schedule): Set it.
26082 (gate_handle_delay_slots): Check it.
26083 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26084 (mips_reorg): Check flag_delayed_branch instead of
26085 mips_base_delayed_branch.
26086 (mips_override_options): Don't set mips_base_delayed_branch
26087 or flag_delayed_branch.
26089 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26091 PR rtl-optimization/38426.
26092 * ira.c (ira): Set current_function_is_leaf earlier.
26094 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26096 PR rtl-optimization/38722
26097 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26098 too early, only set a flag and modify after last possible
26101 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26104 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26105 * real.c (decimal_single_format): Correct values of emin and emax.
26106 (decimal_double_format): Ditto.
26107 (decimal_quad_format): Ditto.
26108 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26109 computation of DECnn_MIN and DECnn_MAX for corrected values of
26110 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26111 __DECnn_MIN__, and adjust its computation for the corrected value
26114 2009-01-06 Jan Hubicka <jh@suse.cz>
26117 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26119 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26121 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26122 Add Robert Clark to the list of testers.
26124 2009-01-06 Jan Hubicka <jh@suse.cz>
26125 Kai Tietz <kai.tietz@onevision.com>
26127 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26128 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26130 2009-01-06 Jan Hubicka <jh@suse.cz>
26131 Kai Tietz <kai.tietz@onevision.com>
26133 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26135 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26136 (ix86_nsaved_regs): Count only general purpose regs.
26137 (ix86_nsaved_sseregs): New.
26138 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26139 to 16 for w64; compute padding and size of sse reg save area.
26140 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26141 general purpose regs.
26142 (ix86_emit_save_sse_regs_using_mov): New.
26143 (ix86_expand_prologue): Save SSE regs if needed.
26144 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26145 (ix86_emit_restore_sse_regs_using_mov): New.
26146 (ix86_expand_epilogue): Save SSE regs if needed.
26148 2009-01-06 Jan Hubicka <jh@suse.cz>
26149 Kai Tietz <kai.tietz@onevision.com>
26151 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26152 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26153 functions when accumulate outgoing args is off.
26155 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26158 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26159 before using pseudos_have_intersected_live_ranges_p.
26161 * ira-int.h (ira_assert): Always define.
26163 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26165 AVX Programming Reference (December, 2008)
26166 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26167 (_mm256_permute2_pd): Likewise.
26168 (_mm_permute2_ps): Likewise.
26169 (_mm256_permute2_ps): Likewise.
26170 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26171 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26173 * config/i386/i386.c (ix86_builtins): Remove
26174 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26175 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26176 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26177 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26178 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26179 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26180 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26181 __builtin_ia32_vpermil2ps256.
26182 (ix86_init_mmx_sse_builtins): Updated.
26183 (ix86_expand_args_builtin): Likewise.
26185 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26187 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26188 long absolute calls when generating PA 2.0 code.
26190 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26192 PR rtl-optimization/38583
26193 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26195 * params.def (ira-max-conflict-table-size): New.
26197 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26199 * ira.h (ira_conflicts_p): New external definition.
26201 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26202 table. Report this. Return result of building.
26203 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26204 building conflict table.
26206 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26207 (ira_color): Use ira_conflicts_p.
26209 * global.c: Include ira.h.
26210 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26213 * Makefile.in (global.o): Add ira.h.
26215 * ira-build.c (mark_all_loops_for_removal,
26216 propagate_some_info_from_allocno): New.
26217 (remove_unnecessary_allocnos): Call
26218 propagate_some_info_from_allocno.
26219 (remove_low_level_allocnos): New.
26220 (remove_unnecessary_regions): Add parameter. Call
26221 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26222 parameter to remove_unnecessary_regions.
26223 (ira_build): Remove all regions but root if the conflict table was
26224 not built. Update conflict hard regs for allocnos crossing calls.
26226 * ira.c (ira_conflicts_p): New global.
26227 (ira): Define and use ira_conflicts_p.
26229 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26230 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26231 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26233 2009-01-06 Ben Elliston <bje@au.ibm.com>
26235 * gengtype-lex.l (YY_NO_INPUT): Define.
26237 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26240 * c-common.c (handle_vector_size_attribute): Also reject
26241 BOOLEAN_TYPE types.
26243 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26245 PR tree-optimization/38492
26246 * graphite.c (rename_map_elt, debug_rename_elt,
26247 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26248 rename_map_elt_info, eq_rename_map_elts,
26249 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26250 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26251 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26252 (sese_build_livein_liveouts): New.
26253 (new_sese, free_sese): New.
26254 (new_scop): Call new_sese.
26255 (free_scop): Call free_sese.
26256 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26257 (register_old_new_names): Renamed register_old_and_new_names.
26258 (register_scop_liveout_renames, add_loop_exit_phis,
26259 insert_loop_close_phis, struct igp,
26260 default_liveout_before_guard, add_guard_exit_phis,
26261 insert_guard_phis, copy_renames): New.
26262 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26263 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26264 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26265 (scop_adjust_phis_for_liveouts): New.
26266 (gloog): Call scop_adjust_phis_for_liveouts.
26268 * graphite.h (struct sese): Documented. Added fields liveout,
26269 num_ver and livein.
26270 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26271 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26272 (struct scop): Added field liveout_renames.
26273 (SCOP_LIVEOUT_RENAMES): New.
26275 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26277 PR tree-optimization/38510
26278 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26279 (translate_clast): Call recompute_all_dominators before
26281 (gloog): Call recompute_all_dominators before graphite_verify.
26283 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26284 Jan Sjodin <jan.sjodin@amd.com>
26286 PR tree-optimization/38500
26287 * graphite.c (create_sese_edges): Call fix_loop_structure after
26290 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26292 * config.gcc: Add m32r*-*-rtems*.
26293 * config/m32r/rtems.h: New file.
26295 2009-01-05 Ben Elliston <bje@au.ibm.com>
26297 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26298 (.po.pox): Likewise.
26299 (po/gcc.pot): Likewise.
26301 2009-01-04 David S. Miller <davem@davemloft.net>
26303 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26304 (STARTING_FRAME_OFFSET): Always set to zero.
26306 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26308 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26309 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26310 fixed-point types, and vectors of the same.
26312 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26314 * config/mips/sync.md (*mb_barrier): Rename to...
26315 (*memory_barrier): ...this.
26317 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26319 * doc/extend.texi (Function Attributes): Move @cindex after @item
26320 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26321 and put in alphabetical order. Fix 'target' name and put in order.
26322 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26325 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26327 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26328 (memory_barrier): Expand as unspec instead of unspec_volatile.
26329 Remove mem:BLK from insn operands. Use Pmode scratch register.
26330 (*memory_barrier): Define as unspec instead of unspec_volatile.
26331 Use (match_dup 0) as input operand.
26333 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26334 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26335 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26336 scratch register. Remove operand 1.
26337 (*stbar): Define as unspec instead of unspec_volatile.
26338 Use (match_dup 0) as input operand, remove (const_int 8).
26339 (*membar): Define as unspec instead of unspec_volatile.
26340 Use (match_dup 0) as input operand, remove input operand 2.
26342 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26343 (memory_barrier): Expand as unspec instead of unspec_volatile.
26344 Remove mem:BLK from insn operands. Use Pmode scratch register.
26345 (*memory_barrier): Define as unspec instead of unspec_volatile.
26346 Use (match_dup 0) as input operand.
26348 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26349 Remove mem:BLK from insn operands. Use Pmode scratch register.
26350 Set volatile flag on operand 0.
26351 (*memory_barrier): New insn pattern.
26353 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26355 (*memory_barrier): Use (match_dup 0) as input operand.
26357 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26358 Remove mem:BLK from insn operands. Use Pmode scratch register.
26359 Set volatile flag on operand 0.
26360 (*mb_internal): New insn pattern.
26362 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26364 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26366 PR middle-end/38586
26367 * function.c (struct temp_slot): Move to the section of the file
26368 that deals with temp slots. Remove field 'address'.
26369 (temp_slot_address_table): New hash table of address -> temp slot.
26370 (struct temp_slot_address_entry): New struct, items for the table.
26371 (temp_slot_address_compute_hash, temp_slot_address_hash,
26372 temp_slot_address_eq, insert_temp_slot_address): Support functions
26374 (find_temp_slot_from_address): Rewrite to use the new hash table.
26375 (remove_unused_temp_slot_addresses): Remove addresses of temp
26376 slots that have been made available.
26377 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26378 worker function for remove_unused_temp_slot_addresses.
26379 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26380 Add the temp slot address to the address -> temp slot map.
26381 (update_temp_slot_address): Update via insert_temp_slot_address.
26382 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26383 (pop_temp_slots): Likewise.
26384 (init_temp_slots): Allocate the address -> temp slot map, or empty
26385 the map if it is already allocated.
26386 (prepare_function_start): Initialize temp slot processing.
26388 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26390 PR middle-end/38584
26391 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26392 Calculate the size of all stack vars assuming no packing of stack
26393 vars will happen, replacing a quadratic algorithm with a linear one.
26395 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26398 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26401 2009-01-03 Diego Novillo <dnovillo@google.com>
26403 * doc/contrib.texi: Update contributions.
26405 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26408 * builtins.c (fold_builtin_memory_op): Give up if either operand
26409 is volatile. Set srctype or desttype to non-qualified version
26413 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26414 and FUNCTION_DECLs.
26416 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26418 PR rtl-optimization/35805
26419 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26420 problem if fast dce is able to remove any instructions.
26421 * dce.c (dce_process_block): Fix dump message.
26423 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26426 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26428 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26430 PR middle-end/38690
26431 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26432 * tree-pretty-print.c (op_code_prio): New function.
26433 (op_prio): No longer static. Use op_code_prio.
26434 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26435 Use op_prio and op_code_prio to determine if () should be
26436 printed around operand(s) or not.
26438 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26439 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26440 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26441 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26442 pp_character instead of pp_string for single letter printing.
26444 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26446 * doc/extend.texi: Fix '#pragma GCC option' typo.
26448 2009-01-02 Richard Guenther <rguenther@suse.de>
26450 * doc/install.texi (--enable-checking): Mention different
26451 default for stage1.
26452 (--enable-stage1-checking): Document.
26454 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26456 PR middle-end/30142
26457 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26458 case to be an error.
26460 2009-01-02 Ben Elliston <bje@au.ibm.com>
26462 * config/fp-bit.h (pack_d): Constify argument.
26463 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26464 (isnan): Constify argument.
26466 (iszero): Likewise.
26467 (pack_d): Likewise.
26468 (_fpadd_parts): Constify return type.
26469 (_fpmul_parts): Likewise.
26470 (_fpdiv_parts): Likewise.
26472 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26475 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26476 warn about overwriting initializer with side-effects or
26477 -Woverride-init if !IMPLICIT.
26478 (output_init_element): Likewise. Pass IMPLICIT down to
26480 (process_init_element): Add IMPLICIT argument. Pass it down
26481 to output_init_element.
26482 (push_init_element, pop_init_level, set_designator): Adjust
26483 process_init_element callers.
26484 (set_nonincremental_init, set_nonincremental_init_from_string):
26485 Adjust add_pending_init callers.
26486 (output_pending_init_elements): Adjust output_init_element callers.
26487 * c-tree.h (process_init_element): Adjust prototype.
26488 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26489 process_init_element callers.
26492 Copyright (C) 2009 Free Software Foundation, Inc.
26494 Copying and distribution of this file, with or without modification,
26495 are permitted in any medium without royalty provided the copyright
26496 notice and this notice are preserved.