1 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
8 on non-nested functions.
10 2009-09-23 Jakub Jelinek <jakub@redhat.com>
11 Jan Hubicka <jh@suse.cz>
13 * dwarf2out.c (loc_list_plus_const): Only define if
14 DWARF2_DEBUGGING_INFO.
15 (address_of_int_loc_descriptor): Likewise.
18 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
20 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
23 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
24 constant is more than zero.
26 2009-09-23 Alan Modra <amodra@bigpond.net.au>
29 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
30 call final to emit non-scheduled prologue, instead insert at entry.
32 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
33 Joseph S. Myers <joseph@codesourcery.com>
35 * doc/install.texi (*-*-freebsd*): Add proper format codes.
37 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
38 Rafael Avila de Espindola <espindola@google.com>
40 * gengtype.c (is_file_equal): New function.
41 (close_output_files): Use is_file_equal. Free of->buf.
43 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
44 Rafael Avila de Espindola <espindola@google.com>
46 * gengtype.c (write_types, write_local): Add the output_header
47 argument. Update all callers.
49 2009-09-22 Dodji Seketeli <dodji@redhat.com>
51 * dwarf2out.c (template_parameter_pack_die,
52 gen_formal_parameter_pack_die ): New functions.
53 (make_ith_pack_parameter_name): Remove this function.
54 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
55 DW_TAG_formal_parameter_pack.
56 (gen_generic_params_dies): Represent each template parameter pack
57 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
58 represented by usual DW_TAG_template_*_parameter DIEs that are
59 children of the DW_TAG_template_parameter_pack element DIE.
60 (generic_parameter_die): This doesn't deal with parameter pack
61 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
62 of parameter pack DIEs.
63 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
64 in certain cases, e.g. for pack elements.
65 (gen_formal_types_die, gen_decl_die): Adjust usage of
66 gen_formal_parameter_die.
67 (gen_subprogram_die): Represent each function parameter pack by a
68 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
69 represented by usual DW_TAG_formal_parameter DIEs that are children
70 of the DW_TAG_formal_parameter_pack DIE. Remove references to
71 ____builtin_va_alist decls as no part of the compiler uses those
73 * langhooks.h (struct lang_hooks_for_decls): Add
74 function_parm_expanded_from_pack_p, get_generic_function_decl
75 and function_parameter_pack_p hooks. Fix comment for
76 get_innermost_generic_parms hook.
77 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
78 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
79 macros and use them to initialize lang_hook.
81 2009-09-22 Richard Henderson <rth@redhat.com>
83 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
84 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
85 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
86 on TRAMPOLINE_TEMPLATE.
87 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
88 TRAMPOLINE_ADJUST_ADDRESS.
89 * targhooks.c (default_asm_trampoline_template): Remove.
90 (default_trampoline_adjust_address): Remove.
91 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
92 * targhooks.h: Update decls.
94 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
96 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
97 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
98 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
100 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
103 * reload1.c (reload): Reset debug insns with pseudos without
106 2009-09-22 Neil Vachharajani <nvachhar@google.com>
108 * testsuite/gcc.dg/pr40209.c: Add test case.
110 2009-09-22 Janis Johnson <janis187@us.ibm.com>
112 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
113 unconditional true for decimal float modes.
114 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
115 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
117 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
119 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
120 Enable a new case for __FreeBSD__ >= 7.
121 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
122 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
123 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
124 and USE_LD_AS_NEEDED.
126 * doc/install.texi (*-*-freebsd*): Update target information.
128 2009-09-22 Richard Guenther <rguenther@suse.de>
131 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
132 arrays really properly.
134 2009-09-22 Richard Henderson <rth@redhat.com>
137 * target.h (struct gcc_target): Add asm_out.trampoline_template,
138 calls.static_chain, calls.trampoline_init,
139 calls.trampoline_adjust_address.
140 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
141 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
142 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
143 * builtins.c (expand_builtin_setjmp_receiver): Use
144 targetm.calls.static_chain; only clobber registers.
145 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
146 set up memory attributes properly for the trampoline block.
147 (expand_builtin_adjust_trampoline): Use
148 targetm.calls.trampoline_adjust_address.
149 * calls.c (prepare_call_address): Add fndecl argument. Use
150 targetm.calls.static_chain.
151 * df-scan.c (df_need_static_chain_reg): Remove.
152 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
153 consolodate static chain handling.
154 * doc/tm.texi: Document new hooks.
155 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
156 (init_emit_regs): Don't initialize them.
157 * expr.h (prepare_call_address): Update decl.
158 * final.c (profile_function): Use targetm.calls.static_chain.
159 * function.c (expand_function_start): Likewise.
160 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
161 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
162 only clobber registers.
163 * targhooks.c (default_static_chain): New.
164 (default_asm_trampoline_template, default_trampoline_init): New.
165 (default_trampoline_adjust_address): New.
166 * targhooks.h: Declare them.
167 * varasm.c (assemble_trampoline_template): Use
168 targetm.asm_out.trampoline_template. Make the memory block const
171 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
172 alpha_initialize_trampoline. Make static. Merge VMS parameter
173 differences into the TARGET_ABI_OPEN_VMS code block.
174 (TARGET_TRAMPOLINE_INIT): New.
175 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
176 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
177 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
178 (INITIALIZE_TRAMPOLINE): Remove.
180 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
181 (TRAMPOLINE_TEMPLATE): Merge with ...
182 (INITIALIZE_TRAMPOLINE): ... this and move ...
183 * config/arc/arc.c (arc_trampoline_init): ... here.
184 (TARGET_TRAMPOLINE_INIT): New.
186 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
187 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
188 (arm_asm_trampoline_template): New.
189 (arm_trampoline_init, arm_trampoline_adjust_address): New.
190 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
191 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
192 code to arm_asm_trampoline_template.
193 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
194 arm_trampoline_adjust_address.
195 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
196 adjust for target hook parameters.
198 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
201 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
202 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
203 (bfin_trampoline_init): Rename from initialize_trampoline;
204 make static; update for target hook parameters.
205 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
206 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
207 bfin_asm_trampoline_template.
208 (INITIALIZE_TRAMPOLINE): Remove.
210 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
211 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
212 cris_trampoline_init): New.
213 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
214 cris_asm_trampoline_template.
215 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
216 adjust for target hook parameters.
218 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
220 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
221 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
222 fr30_trampoline_init): New.
223 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
224 fr30_asm_trampoline_template.
225 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
226 adjust for target hook parameters.
228 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
229 (frv_trampoline_init): Rename from frv_initialize_trampoline;
230 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
231 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
232 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
234 * config/h8300/h8300.c (h8300_trampoline_init): New.
235 (TARGET_TRAMPOLINE_INIT): New.
236 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
237 to h8300_trampoline_init and adjust for hook parameters.
239 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
240 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
241 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
242 make static; adjust for hook parameters.
243 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
245 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
246 (TARGET_TRAMPOLINE_INIT): New.
247 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
248 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
249 iq2000_asm_trampoline_template.
250 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
251 (TRAMPOLINE_CODE_SIZE): New.
252 (TRAMPOLINE_SIZE): Use it.
253 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
255 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
256 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
257 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
258 adjust for hook parameters.
259 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
261 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
262 (m32r_trampoline_init): New.
263 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
264 m32r_trampoline_init.
266 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
267 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
268 make static; update for hook parameters.
269 * config/m68hc11/m68hc11-protos.h: Update.
270 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
272 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
273 (TARGET_TRAMPOLINE_INIT): New.
274 (mcore_function_value): Fix typo.
275 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
276 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
277 to mcore_asm_trampoline_template.
278 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
280 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
281 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
282 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
283 update for hook parameters.
284 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
286 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
287 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
288 mips_trampoline_init): New.
289 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
290 mips_asm_trampoline_template.
291 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
292 update for hook parameters.
294 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
295 (TARGET_TRAMPOLINE_INIT): New.
296 (mmix_trampoline_size): Remove.
297 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
298 make static. Remove out-of-date tetra vs octa comment.
299 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
300 make static; update for hook parameters.
301 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
302 (INITIALIZE_TRAMPOLINE): Remove.
303 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
304 (TRAMPOLINE_ALIGNMENT): New.
305 * gcc/config/mmix/mmix-protos.h: Update.
307 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
308 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
309 mn10300_trampoline_init): New.
310 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
311 mn10300_asm_trampoline_template.
312 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
314 * config/moxie/moxie.c (moxie_static_chain,
315 moxie_asm_trampoline_template, moxie_trampoline_init,
316 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
317 TARGET_TRAMPOLINE_INIT): New.
318 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
319 moxie_trampoline_init.
320 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
321 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
323 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
324 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
325 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
326 pa_trampoline_adjust_address): New.
327 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
328 pa_asm_trampoline_template.
329 (TRAMPOLINE_ALIGNMENT): New.
330 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
331 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
332 adjust for hook parameters.
333 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
335 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
336 (TARGET_TRAMPOLINE_INIT): New.
337 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
338 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
340 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
342 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
343 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
344 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
345 make static; adjust parameters for the hook.
346 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
348 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
349 s390_trampoline_template; make static.
350 (s390_trampoline_init): Rename from s390_initialize_trampoline;
351 make static; adjust for target hook.
352 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
353 * config/s390/s390-protos.h: Remove trampoline decls.
354 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
355 (TRAMPOLINE_TEMPLATE): Remove.
356 (TRAMPOLINE_ALIGNMENT): New.
358 * config/score/score-protos.h (score_initialize_trampoline): Remove.
359 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
360 (TARGET_TRAMPOLINE_INIT): New.
361 (score_asm_trampoline_template): New.
362 (score_trampoline_init): Rename from score_initialize_trampoline;
363 make static; adjust for hook parameters.
364 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
365 score[37]_asm_trampoline_template.
366 (INITIALIZE_TRAMPOLINE): Remove.
367 * config/score/score3.c (score3_asm_trampoline_template): New.
368 (score3_trampoline_init): Rename from score3_initialize_trampoline;
369 adjust for target hook.
370 * config/score/score7.c (score7_asm_trampoline_template): New.
371 (score7_trampoline_init): Rename from score7_initialize_trampoline;
372 adjust for target hook.
373 * config/score/score3.h, config/score/score7.h: Update.
375 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
376 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
377 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
378 (sh_trampoline_init): Rename from sh_initialize_trampoline;
379 make static; adjust for target hook parameters.
380 (sh_trampoline_adjust_address): New.
381 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
382 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
384 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
385 (sparc32_initialize_trampoline): Rename from
386 sparc_initialize_trampoline; make static; replace tramp parameter
387 with m_tramp and update memory accesses.
388 (sparc64_initialize_trampoline): Similarly.
389 (sparc_trampoline_init): New.
390 * config/sparc/sparc-protos.h: Remove trampoline decls.
391 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
392 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
394 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
395 (array_to_constant): Make ARR parameter const.
396 (spu_trampoline_init): Rename from spu_initialize_trampoline;
397 make static; update for hook parameters.
398 * config/spu/spu-protos.h: Update decls.
399 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
401 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
402 from xstormy16_initialize_trampoline; make static; update for
404 (TARGET_TRAMPOLINE_INIT): New.
405 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
407 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
408 (TARGET_TRAMPOLINE_INIT): New.
409 (v850_can_eliminate): Make static.
410 (v850_asm_trampoline_template, v850_trampoline_init): New.
411 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
412 v850_asm_trampoline_template.
413 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
414 and adjust for target hook parameters.
416 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
417 (TARGET_TRAMPOLINE_INIT): New.
418 (vax_asm_trampoline_template, vax_trampoline_init): New.
419 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
420 vax_asm_trampoline_template.
421 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
423 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
424 (TARGET_TRAMPOLINE_INIT): New.
425 (xtensa_asm_trampoline_template): Rename from
426 xtensa_trampoline_template; make static.
427 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
428 make static; update for hook parameters.
429 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
430 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
431 (INITIALIZE_TRAMPOLINE): Remove.
433 * config/i386/i386.c (ix86_function_regparm): Do not issue an
434 error for nested functions with regparm=3.
435 (ix86_compute_frame_layout): Adjust frame pointer offset for
436 ix86_static_chain_on_stack.
437 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
438 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
439 don't reset to UNITS_PER_WORD.
440 (ix86_emit_leave): Adjust ix86_cfa_state.
441 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
442 (ix86_static_chain): New.
443 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
444 make static; update for target hook parameters; use ix86_static_chain.
445 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
446 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
447 (INITIALIZE_TRAMPOLINE): Remove.
448 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
449 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
450 to the end. Add static_chain_on_stack.
451 (ix86_static_chain_on_stack): New.
453 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
454 (m68k_output_mi_thunk): Don't use static_chain_rtx.
455 (m68k_trampoline_init): New.
456 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
457 m68k_trampoline_init and adjust for hook parameters.
458 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
459 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
461 2009-09-22 Jakub Jelinek <jakub@redhat.com>
463 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
464 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
466 * reload1.c (reload): Call wrap_constant when substituting
467 reg for equiv inside of DEBUG_INSNs.
470 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
471 add_call_src_coords_attributes, add_high_low_attributes,
472 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
473 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
474 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
475 when -gdwarf-2 -gstrict-dwarf.
476 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
477 -gdwarf-[23] -gstrict-dwarf.
478 (address_of_int_loc_descriptor, loc_descriptor,
479 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
480 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
481 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
483 2009-09-22 Richard Guenther <rguenther@suse.de>
485 PR tree-optimization/41428
486 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
487 (ccp_finalize): Pass it to substitute_and_fold.
489 2009-09-22 Richard Guenther <rguenther@suse.de>
491 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
492 (substitute_and_fold): Adjust prototype.
493 * tree-vrp.c (vrp_evaluate_conditional): Make static.
494 (simplify_stmt_using_ranges): Likewise.
495 (fold_predicate_in): Move here from tree-ssa-propagate.c.
496 (vrp_fold_stmt): New function.
497 (vrp_finalize): Pass it to substitute_and_fold.
498 * tree-flow.h (vrp_evaluate_conditional): Remove.
499 (simplify_stmt_using_ranges): Likewise.
500 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
501 * tree-ssa-copy.c (fini_copy_prop): Likewise.
502 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
504 (fold_predicate_in): Move to tree-vrp.c.
505 (substitute_and_fold): Use the callback instead of calling into
506 tree-vrp.c functions directly.
508 2009-09-22 Jakub Jelinek <jakub@redhat.com>
510 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
511 comparison warning on rs6000.
514 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
515 GIMPLE_EH_MUST_NOT_THROW cleanup.
516 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
518 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
521 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
522 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
523 LIB_SPEC for darwin10 and later since it always uses the unwinder in
524 libSystem which is derived from the gcc 4.2.1 unwinder.
526 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
529 * varasm.c (default_encode_section_info): Copy TLS model into
530 sym_ref flags regardless of backend support for TLS, for all
531 model types except TLS_MODEL_EMULATED.
533 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
536 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
537 we can handle it correctly.
539 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
541 * doc/install.texi (os2): Remove section.
543 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
545 * doc/standards.texi (Objective-C): Adjust two URLs.
547 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
549 * tree-tailcall.c (process_assignment): Don't check if a
550 multiplication or an addition are already present.
551 (find_tail_calls): Combine multiple additions and multiplications.
552 (adjust_accumulator_values): Emit accumulators.
554 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
556 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
557 xmm register restore.
559 2009-09-21 Jan Hubicka <jh@suse.cz>
561 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
562 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
565 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
567 * stor-layout.c (layout_type): Remove obsolete code.
569 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
572 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
574 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
577 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
578 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
579 (fold_builtin_2, do_mpc_arg1): Update accordingly.
580 * fold-const.c (const_binop): Likewise.
581 * real.h (do_mpc_arg2): Update prototype.
583 2009-09-20 Jan Hubicka <jh@suse.cz>
585 * dwarf2out.c (add_const_value_attribute): Return true if successful.
586 (add_location_or_const_value_attribute): Rewrite using
588 (tree_add_const_value_attribute): Return true if successful.
589 (tree_add_const_value_attribute_for_decl): Likewise.
591 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
592 (loc_descriptor): ... here;
593 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
594 (cst_pool_loc_descr): Break out from ...; do not reffer constant
595 pool items that was not marked for output.
596 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
597 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
598 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
599 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
600 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
601 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
602 DW_OP_stack_value to get address of items that are not available
604 (dw_loc_list): Handle single element lists correctly.
606 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
607 Pascal Obry <obry@adacore.com>
609 * unwind-dw2-fde.c (classify_object_over_fdes):
610 Cast the constant 1 to _Unwind_Ptr.
611 (add_fdes): Likewise.
612 (linear_search_fdes): Likewise.
614 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
616 * stor-layout.c (set_sizetype): Avoid useless type copy.
618 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
620 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
622 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
623 * configure, config.in: Regenerate.
624 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
626 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
627 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
628 for global data if the output could be used in a shared library.
629 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
630 to 0 if TARGET_WRITABLE_EH_FRAME.
632 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
634 PR rtl-optimization/39886
635 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
636 just when insn is equal to BB_END (bb).
638 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
640 * config/mips/mips.opt (mrelax-pic-calls): New option.
641 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
643 (mips_unspec_call): Change "unspec_call" expander into this.
644 (mips_strip_unspec_call): New function.
645 (mips_got_load): Call mips_unspec_call instead of
646 gen_unspec_call<mode>.
647 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
649 (mips_cfg_in_reorg): New function.
650 (mips16_lay_out_constants): Use it to decide whether to call
651 CFG-aware insn splitting.
652 (r10k_insert_cache_barriers): Move CFG set-up code from here to
653 mips_reorg. Move DF set-up code from here ...
654 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
656 (mips_reorg): Call mips_df_reorg instead of
657 r10k_insert_cache_barriers. Move CFG set-up code here from
658 r10k_insert_cache_barriers.
659 (mips_call_expr_from_insn): New function.
660 (mips_pic_call_symbol_from_set): Likewise.
661 (mips_find_pic_call_symbol): Likewise.
662 (mips_annotate_pic_call_expr): Likewise.
663 (mips_get_pic_call_symbol): Likewise.
664 (mips_annotate_pic_calls): Likewise.
665 (mips_override_options): Disable -mrelax-pic-calls unless PIC
667 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
668 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
669 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
671 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
672 (unspec_call<mode>): Remove it.
673 (sibcall_internal, sibcall_value_internal,
674 sibcall_value_multiple_internal, call_internal, call_split,
675 call_value_internal, call_value_split,
676 call_value_multiple_internal, call_value_multiple_split): Pass
677 SIZE_OPNO to MIPS_CALL.
678 (call_internal_direct, call_direct_split,
679 call_value_internal_direct, call_value_direct_split): Pass -1 as
680 SIZE_OPNO to MIPS_CALL.
681 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
682 * configure: Regenerate.
683 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
684 and -mno-relax-pic-calls.
685 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
687 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
690 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
691 in the directory this rule is called from, rather than the
692 toplevel 'gcc' directory, to fix in-tree build.
694 2009-09-19 Chris Demetriou <cgd@google.com>
696 PR preprocessor/28435:
697 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
698 to cpplib that the preprocessor output is needed.
700 2009-09-19 Jakub Jelinek <jakub@redhat.com>
702 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
703 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
704 *return_and_restore_fpregs_<mode>,
705 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
708 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
709 instead of assuming it has always a REG inside of it.
711 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
713 * config/freebsd.h: Update comment on types.
716 2009-09-18 Jason Merrill <jason@redhat.com>
718 * c.opt: Add -fno-deduce-init-list.
720 2009-09-18 Neil Vachharajani <nvachhar@google.com>
722 * value-prof.c (interesting_stringop_to_profile_p): Added output
723 argument to indicate which parameter is the size parameter.
724 * value-prof.c (gimple_stringop_fixed_value): Use
725 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
726 * value-prof.c (gimple_stringops_transform): Update call sites to
727 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
728 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
730 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
733 From David Binderman <dcb314@hotmail.com>:
734 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
735 local variable f. Remove stale comments.
736 (ix86_compute_frame_layout): Remove useless local variable total_size.
738 (legitimate_address_p): Remove useless local variables
739 reason_rtx and reason.
740 (ix86_split_copysign_const): Remove useless local variable op1.
741 (scale_counter): Remove useless local variable piece_size_mask.
743 2009-09-18 Jakub Jelinek <jakub@redhat.com>
745 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
748 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
751 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
753 2009-09-17 Jakub Jelinek <jakub@redhat.com>
755 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
758 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
760 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
761 DW_OP_implicit_value even without dwarf_version 4.
763 2009-09-17 Jan Hubicka <jh@suse.cz>
765 * dwarf2out.c: Include tree-pass.h and gimple.h.
766 (loc_list_plus_const): New function.
767 (loc_descriptor_from_tree_1): Rename to ...
768 (loc_descriptor_from_tree): ... remove original.
769 (loc_list_from_tree): New function.
770 (add_AT_location_description): Accept location list.
771 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
772 (concatn_mem_loc_descriptor): Remove.
773 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
775 (secname_for_decl): Move up.
776 (hidden_reference_p): New function; break out from ...
777 (loc_by_refernece): ... here; move up.
778 (dw_loc_list): New function.
779 (single_element_loc_list): New function.
780 (single_element_loc_list_p): New function.
781 (add_loc_descr_to_each): New function.
782 (add_loc_list): New function.
783 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
784 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
785 add diagnostics why expansion failed.
786 (add_location_or_const_value_attribute): Support location lists.
787 (add_bound_info): Likewise.
788 (descr_info_loc): Update call of loc_descriptor_from_tree.
789 (gen_variable_die): Work on location lists.
790 * final.c (pass_final): Add dump file.
791 * Makefile.in (dwarf2out.o): Add new dependencies.
793 2009-09-17 Janis Johnson <janis187@us.ibm.com>
796 * real.c decimal_from_integer, decimal_integer_string): New.
797 (real_from_integer): Use them as special case for decimal float.
798 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
799 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
800 Do not append zero after the decimal point in string to convert.
802 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
804 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
805 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
807 2009-09-17 Martin Jambor <mjambor@suse.cz>
809 * common.opt (fipa-sra): New switch.
810 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
811 * timevar.def (TV_IPA_SRA): New timevar.
812 * params.def (ipa-sra-ptr-growth-factor): New parameter.
813 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
814 * tree-sra.c: Include cgraph.c.
815 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
816 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
817 and grp_not_necessarilly_dereferenced.
818 (func_param_count): New variable.
819 (encountered_apply_args): New variable.
820 (bb_dereferences): New variable.
821 (final_bbs): New variable.
822 (no_accesses_representant): New variable.
823 (no_accesses_p): New function.
824 (dump_access): Dump the new fields.
825 (sra_initialize): Set encountered_apply_args to false.
826 (get_ssa_base_param): New function.
827 (mark_parm_dereference): New function.
828 (create_access): Caring for INIDRECT_REFs and different handling of
829 varialble length accesses in early IPA SRA. Store the stmt - a new
830 parameter - to the new access.
831 (build_access_from_expr_1): New parameter stmt, passed to
832 create_access. Handle INDIRECT_REFs.
833 (build_access_from_expr): Pass the current statement to
834 build_access_from_expr_1.
835 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
837 (build_accesses_from_assign): Pass the current statement to
838 build_access_from_expr_1. Do not create assign links in IPA-SRA.
839 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
840 final_bbs when necessary. Check for calls to __builtin_apply_args.
841 Fixup EH info if anythng was changed.
842 (is_unused_scalar_param): New function.
843 (ptr_parm_has_direct_uses): New function.
844 (find_param_candidates): New function.
845 (mark_maybe_modified): New function.
846 (analyze_modified_params): New function.
847 (propagate_dereference_distances): New function.
848 (dump_dereferences_table): New function.
849 (analyze_caller_dereference_legality): New function.
850 (unmodified_by_ref_scalar_representative): New function.
851 (splice_param_accesses): New function.
852 (decide_one_param_reduction): New function.
853 (enum ipa_splicing_result): New type.
854 (splice_all_param_accesses): New function.
855 (get_param_index): New function.
856 (turn_representatives_into_adjustments): New function.
857 (analyze_all_param_acesses): New function.
858 (get_replaced_param_substitute): New function.
859 (get_adjustment_for_base): New function.
860 (replace_removed_params_ssa_names): New function.
861 (sra_ipa_reset_debug_stmts): New function.
862 (sra_ipa_modify_expr): New function.
863 (sra_ipa_modify_assign): New function.
864 (convert_callers): New function.
865 (modify_function): New function.
866 (ipa_sra_preliminary_function_checks): New function.
867 (ipa_early_sra): New function.
868 (ipa_early_sra_gate): New function.
869 (pass_early_ipa_sra): New variable.
870 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
872 2009-09-17 Michael Matz <matz@suse.de>
875 * tree.c (build_type_attribute_qual_variant): Export.
876 * tree.h (build_type_attribute_qual_variant): Declare.
877 * tree-inline.c (remap_type_1): Use it to build variants with
878 the original qualifiers and attributes.
880 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
882 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
883 without a fallthrough edge.
885 2009-09-16 DJ Delorie <dj@redhat.com>
887 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
888 chip and ignore the "fast_interrupt" attribute if so.
890 2009-09-16 Richard Henderson <rth@redhat.com>
893 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
896 2009-09-16 Richard Henderson <rth@redhat.com>
899 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
900 is set only if DECL_NO_STATIC_CHAIN is unset.
901 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
902 (FOR_EACH_NEST_INFO): New.
903 (walk_all_functions): Use it.
904 (finalize_nesting_tree): Likewise.
905 (unnest_nesting_tree): Likewise.
906 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
907 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
908 (convert_gimple_call): Early out if gimple_call_chain already set.
909 (convert_all_function_calls): Iterate until no new functions
910 require a static chain.
911 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
912 when building a trampoline. Use dump_function_to_file instead
914 (lower_nested_functions): Open dump_file. Validate that decls
915 that have DECL_NO_STATIC_CHAIN from the front end don't have that
916 bit reset by this pass.
918 2009-09-16 Michael Matz <matz@suse.de>
921 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
922 shorten decl_common_unused.
923 (DECL_RESTRICTED_P): New accessor.
924 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
925 to disambiguate marked decls and restrict pointers.
927 2009-09-16 Richard Henderson <rth@redhat.com>
930 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
932 2009-09-16 Jakub Jelinek <jakub@redhat.com>
934 * integrate.c (set_block_abstract_flags): Call
935 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
937 2009-09-16 Richard Guenther <rguenther@suse.de>
940 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
943 2009-09-16 DJ Delorie <dj@redhat.com>
944 Kaz Kojima <kkojima@gcc.gnu.org>
946 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
947 (sh_expand_prologue): Update calls to output_stack_adjust.
948 (sh_expand_epilogue): Likewise.
950 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
953 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
954 trying to limit the extent of searches in the insn stream.
956 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
957 Jakub Jelinek <jakub@redhat.com>
961 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
963 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
964 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
965 (rs6000_savres_strategy): Always save FP registers inline if the
966 target doesn't support hardware double-precision. Set the above
967 bits in return value when needed.
968 (rs6000_savres_routine_sym): Fix computation for cache selector.
969 Mark the generated symbol as a function. Rename exitp argument to
970 lr. Move code for determining the name of the symbol...
971 (rs6000_savres_routine_name): ...here. New function. Add cases for
972 getting the names right on AIX and 64-bit Linux.
973 (savres_routine_name): New variable.
974 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
975 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
976 on what the target routine uses as a base register. If savep && lr
977 describe saving of r0 into memory slot.
978 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
979 line calls for AIX ABI.
980 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
981 determine FP save/restore functions.
982 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
983 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
985 (rs6000_emit_epilogue): Adjust computation of restore_lr.
986 Duplicate restoration of LR and execute the appropriate one
987 depending on whether GPRs are being restored inline. Set r11 from
988 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
989 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
990 Fix out of line calls for AIX ABI.
991 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
993 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
995 (*restore_gpregs_spe): Likewise.
996 (*return_and_restore_gpregs_spe): Likewise.
997 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
998 Define to empty string unconditionally.
999 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1000 Define to empty string unconditionally.
1001 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1004 2009-09-15 Jan Hubicka <jh@suse.cz>
1006 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1007 * params.def (inline-insns-auto): Likewise.
1009 2009-09-15 Martin Jambor <mjambor@suse.cz>
1011 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1012 individual statements only at TDF_DETAILS dump level. Format
1013 source for 80 characters per line.
1015 2009-09-15 Christian Bruel <christian.bruel@st.com>
1017 * regrename.c (do_replace): Update REG_DEAD notes.
1019 2009-09-15 Revital Eres <eres@il.ibm.com>
1021 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1022 * targhooks.c (default_builtin_support_vector_misalignment):
1023 New builtin function.
1024 * targhooks.h (default_builtin_support_vector_misalignment):
1026 * target.h (builtin_support_vector_misalignment):
1027 New field in struct gcc_target.
1028 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1029 new builtin function.
1030 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1032 * config/rs6000/rs6000.c
1033 (rs6000_builtin_support_vector_misalignment): New function.
1034 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1036 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1038 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1040 (bfin_optimize_loop): Likewise.
1041 (bfin_gen_bundles): Likewise.
1042 (workaround_speculation): Likewise.
1043 (find_load): Return NULL_RTX for debug_insn.
1045 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1047 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1050 2009-09-14 DJ Delorie <dj@redhat.com>
1052 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1053 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1056 2009-09-14 Richard Henderson <rth@redhat.com>
1057 Jakub Jelinek <jakub@redhat.com>
1059 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1060 * cfgbuild.c (make_edges): Handle asm goto.
1061 * cfglayout.c (fixup_reorder_chain): Likewise.
1062 * cfgrtl.c (patch_jump_insn): Likewise.
1063 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1064 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1065 (gimple_build_asm_vec): Add and use labels parameter.
1066 (gimple_build_asm): Remove.
1067 (walk_gimple_asm): Walk labels too.
1068 * gimple.def (GIMPLE_ASM): Update docs.
1069 * gimple.h: Update decls.
1070 (struct gimple_statement_asm): Change nc to use unsigned char;
1072 (gimple_asm_nlabels): New.
1073 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1074 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1075 into gimple_build_asm_vec.
1076 * jump.c (mark_jump_label_asm): New.
1077 (mark_jump_label): Use it.
1078 (redirect_jump_1): Handle asm goto.
1079 (invert_jump_1): Soft fail if X is null.
1080 * recog.c (extract_asm_operands): New.
1081 (asm_noperands): Use it; handle asm labels.
1082 (decode_asm_operands): Use extract_asm_operands.
1083 (asm_operand_ok): Properly handle empty string.
1084 * reg-stack.c (get_asm_operands_in_out): Rename from
1085 get_asm_operand_n_inputs; use extract_asm_operands; return both
1086 inputs and outputs by reference; update all callers.
1087 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1088 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1089 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1090 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1091 (extract_asm_operands): Declare.
1092 * stmt.c (expand_asm_operands): Add and use labels parameter.
1093 (check_unique_operand_names): Likewise.
1094 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1095 (expand_asm_stmt): Handle asm labels.
1096 * tree-cfg.c (make_gimple_asm_edges): New.
1097 (make_edges): Use it.
1098 (cleanup_dead_labels): Handle asm labels.
1099 (is_ctrl_altering_stmt): Likewise.
1100 (gimple_redirect_edge_and_branch): Likewise.
1101 * tree.def (ASM_EXPR): Add 5th operand.
1102 * tree.h (ASM_LABELS): New.
1103 (resolve_asm_operand_names): Update decl.
1105 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1106 (c_parser_asm_goto_operands): New.
1107 * c-tree.h (build_asm_expr): Update decl.
1108 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1109 * doc/extend.texi: Document asm goto.
1111 2009-09-14 Richard Henderson <rth@redhat.com>
1113 * except.h: Update declarations.
1114 (struct pointer_map_t): Forward declare.
1115 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1116 (struct eh_landing_pad_d, eh_landing_pad): New.
1117 (struct eh_catch_d, eh_catch): New.
1118 (struct eh_region_d): Remove next_region_sharing_label, aka,
1119 label, tree_label, landing_pad, post_landing_pad, resume,
1120 may_contain_throw. Rename region_number to index. Remove
1121 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1122 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1123 (VEC(eh_landing_pad,gc)): New.
1124 (struct eh_status): Remove last_region_number. Add lp_array,
1125 throw_stmt_table, ttype_data, ehspec_data.
1126 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1127 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1128 * except.c (lang_protect_cleanup_actions): Return tree.
1129 (struct ehl_map_entry): Remove.
1130 (init_eh_for_function): Push zero entries for region and lp_array.
1131 (gen_eh_region): Add to region_array immediately.
1132 (gen_eh_region_catch): Operate on eh_catch objects.
1133 (gen_eh_landing_pad): New.
1134 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1135 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1136 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1137 (get_eh_landing_pad_from_number_fn): New.
1138 (get_eh_landing_pad_from_number): New.
1139 (get_eh_region_from_lp_number_fn): New.
1140 (get_eh_region_from_lp_number): New.
1141 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1142 (get_exception_pointer, get_exception_filter): Remove.
1143 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1144 (current_function_has_exception_handlers): Simplify.
1145 (bring_to_root, eh_region_replaceable_by_p): Remove.
1146 (replace_region, hash_type_list, hash_eh_region): Remove.
1147 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1148 (label_to_region_map, num_eh_regions): Remove.
1149 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1150 (find_exception_handler_labels): Remove.
1151 (duplicate_eh_regions_0, find_prev_try): Remove.
1152 (struct duplicate_eh_regions_data): New.
1153 (duplicate_eh_regions_1): Rewrite.
1154 (duplicate_eh_regions): Return a pointer map instead of an
1156 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1157 (redirect_eh_edge_to_label): Remove.
1158 (eh_region_outermost): Rewrite using eh_region pointers
1159 instead of integers.
1160 (add_ttypes_entry): Update for ttype_data move to eh_status.
1161 (add_ehspec_entry): Rewrite with VEC instead of varray.
1162 (assign_filter_values): Likewise. Export.
1163 (build_post_landing_pads, connect_post_landing_pads): Remove.
1164 (dw2_build_landing_pads): Rewrite to use lp_array.
1165 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1166 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1167 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1168 (sjlj_mark_call_sites): Update for landing pad numbers.
1169 (finish_eh_generation): Rewrite.
1170 (gate_handle_eh): Do nothing for no eh tree.
1171 (pass_rtl_eh): Move up near finish_eh_generation.
1172 (remove_eh_landing_pad): New.
1173 (remove_eh_handler): Export.
1174 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1175 (for_each_eh_label): Rewrite to use lp_array.
1176 (make_reg_eh_region_note): New.
1177 (make_reg_eh_region_note_nothrow_nononlocal): New.
1178 (insn_could_throw_p): New.
1179 (copy_reg_eh_region_note_forward): New.
1180 (copy_reg_eh_region_note_backward): New.
1181 (check_handled, add_reachable_handler): Remove.
1182 (reachable_next_level, foreach_reachable_handler): Remove.
1183 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1184 (get_eh_region_and_lp_from_rtx): New.
1185 (get_eh_region_from_rtx): New.
1186 (can_throw_internal_1, can_throw_external_1): Remove.
1187 (can_throw_internal): Use get_eh_region_from_rtx.
1188 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1189 (insn_nothrow_p, can_nonlocal_goto): New.
1190 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1191 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1192 (add_action_record): Use VEC not varray.
1193 (collect_one_action_chain): Update for eh_region changes.
1194 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1195 Use get_eh_region_and_lp_from_rtx.
1196 (gate_convert_to_eh_region_ranges): New.
1197 (pass_convert_to_eh_region_ranges): Use it.
1198 (push_uleb128, push_sleb128): Use VEC not varray.
1199 (output_one_function_exception_table): Likewise.
1200 (dump_eh_tree): Update for eh_region changes.
1201 (verify_eh_tree): Likewise.
1202 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1203 * tree-eh.c: Include target.h.
1204 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1205 Don't disallow GIMPLE_RESX; adjust argument check.
1206 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1207 (record_stmt_eh_region): Update for landing pad numbers;
1208 generate a landing pad if necessary.
1209 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1210 (remove_stmt_from_eh_lp_fn): Similarly.
1211 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1212 Update for lp numbers; don't special case missing throw_stmt_table.
1213 (lookup_expr_eh_lp): Similarly.
1214 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1215 (eh_seq, eh_region_may_contain_throw): New.
1216 (struct leh_state): Add ehp_region.
1217 (struct leh_tf_state): Remove eh_label.
1218 (emit_post_landing_pad): New.
1219 (emit_resx, emit_eh_dispatch): New.
1220 (note_eh_region_may_contain_throw): New.
1221 (frob_into_branch_around): Take eh_region not eh label;
1222 emit eh code into eh_seq.
1223 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1224 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1225 lower_eh_must_not_throw. Emit code to eh_seq.
1226 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1227 (lower_try_finally_onedest): Likewise.
1228 (lower_try_finally_copy): Likewise.
1229 (lower_try_finally_switch): Likewise.
1230 (lower_try_finally): Initialize ehp_region.
1231 (lower_catch): Update for eh_catch objects.
1232 (lower_eh_filter): Don't handle must_not_throw.
1233 (lower_eh_must_not_throw): New.
1234 (lower_cleanup): Don't set eh_label.
1235 (lower_eh_constructs_2): Resolve eh builtins.
1236 Handle GIMPLE_EH_MUST_NOT_THROW.
1237 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1238 Add eh_seq to the end of the function body.
1239 (make_eh_dispatch_edges): New.
1240 (make_eh_edge): Remove.
1241 (make_eh_edges): Simplify for landing pads.
1242 (redirect_eh_edge_1): New.
1243 (redirect_eh_edge): Use it.
1244 (redirect_eh_dispatch_edge): New.
1245 (stmt_could_throw_p): Use a switch. Allow RESX.
1246 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1247 (stmt_can_throw_internal): Likewise.
1248 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1249 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1250 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1251 (gate_refactor_eh): New.
1252 (pass_refactor_eh): Use it.
1253 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1254 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1255 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1256 (remove_unreachable_handlers): Rename from
1257 tree_remove_unreachable_handlers; rewrite for landing pads;
1258 call remove_eh_handler directly.
1259 (remove_unreachable_handlers_no_lp): New.
1260 (unsplit_eh, unsplit_all_eh): New.
1261 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1262 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1263 (cleanup_empty_eh_unsplit): New.
1264 (cleanup_empty_eh): Rewrite.
1265 (cleanup_all_empty_eh): New.
1266 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1267 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1268 (gate_cleanup_eh): New.
1269 (pass_cleanup_eh): Use it.
1270 (verify_eh_edges): Move later in file. Expect one EH edge.
1271 (verify_eh_dispatch_edge): New.
1273 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1274 (gtype-desc.o): Add TARGET_H.
1275 (tree.o): Use EXCEPT_H, not except.h.
1276 (cfgbuild.o): Add EXPR_H.
1277 (GTFILES): Add vecprim.h.
1278 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1279 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1280 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1281 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1282 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1283 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1284 calls to can_throw_internal.
1285 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1286 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1287 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1288 (expand_gimple_stmt): Use make_reg_eh_region_note.
1289 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1290 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1291 or find_exception_handler_labels.
1292 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1293 there is exacly one EH edge. Use can_nonlocal_goto and
1295 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1296 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1297 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1298 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1299 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1300 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1301 * dse.c (scan_insn): Use insn_could_throw_p.
1302 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1303 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1304 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1305 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1306 EXC_PTR_EXPR or FILTER_EXPR.
1307 (tree_expr_nonzero_warnv_p): Likewise.
1308 * function.h: Include vecprim.h, not varray.h
1309 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1310 move ttype_data and ehspec_data members to struct eh_status; change
1311 action_record_data member to a VEC.
1312 * gcse.c (hash_scan_set): Use can_throw_internal.
1313 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1314 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1315 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1316 (block_may_fallthru): Don't handle RESX_EXPR.
1317 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1318 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1319 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1320 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1321 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1322 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1323 (gimple_size): Likewise.
1324 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1325 (gimple_build_resx): Use gimple_build_with_ops.
1326 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1327 (is_gimple_val): Likewise.
1328 (is_gimple_stmt): Remove RESX_EXPR.
1329 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1330 (GIMPLE_RESX): Reorder with other EH constructs.
1331 * gimple.h (struct gimple_statement_eh_mnt): New.
1332 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1333 (gimple_eh_filter_must_not_throw): Remove.
1334 (gimple_eh_filter_set_must_not_throw): Remove.
1335 (gimple_eh_must_not_throw_fndecl): New.
1336 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1337 (is_gimple_resx): New.
1338 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1339 Don't copy EH_FILTER_MUST_NOT_THROW.
1340 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1341 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1342 handle must_not_throw_labels specially.
1343 * ipa-pure-const.c (check_call): Update debug statement for LP.
1344 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1345 * ipa-utils.c (get_base_var): Likewise.
1346 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1347 * lower-subreg.c (move_eh_region_note): Remove.
1348 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1349 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1350 (create_task_copyfn): Likewise.
1351 (maybe_catch_exception): Use gimple_build_eh_filter.
1352 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1353 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1354 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1355 and pass_lower_resx.
1356 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1357 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1358 can_throw_internal, can_nonlocal_goto.
1359 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1360 copy_reg_eh_region_note_forward.
1361 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1362 (emit_output_reload_insns): Likewise.
1363 (copy_eh_notes): Remove.
1364 * rtl.def (RESX): Remove.
1365 * rtl.h: Update declarations.
1366 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1367 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1368 (update_eh_label): Remove.
1369 (cleanup_dead_labels_eh): New.
1370 (cleanup_deal_labels): Use it instead of update_eh_label.
1371 (gimple_merge_blocks): Update landing pad data structure when
1372 removing a landing pad label.
1373 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1374 test; handle GIMPLE_EH_MUST_NOT_THROW.
1375 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1376 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1377 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1378 (verify_stmt): Likewise. Verify landing pads.
1379 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1380 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1381 (struct move_stmt_d): Add eh_map.
1382 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1383 (move_stmt_r): Remap eh region numbers in builtin calls,
1384 resx and eh_dispatch.
1385 (move_block_to_fn): Remove eh_offset parameter. Use
1386 maybe_duplicate_eh_stmt_fn.
1387 (find_outermost_region_in_block): Operate on eh_region pointers
1388 instead of region numbers.
1389 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1390 duplicate_eh_regions.
1391 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1392 test earlier. Disallow EH landing pads.
1393 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1394 * tree-flow.h: Update declarations.
1395 (struct tree_ann_common_d): Replace rn with lp_nr.
1396 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1397 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1398 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1399 resx and eh_dispatch.
1400 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1401 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1402 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1403 from duplicate_eh_regions.
1404 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1405 update RESX; handle EH_DISPATCH.
1406 (expand_call_inline): Set eh_lp_nr, not eh_region.
1407 (maybe_inline_call_in_expr): Likewise.
1408 * tree-inline.h (struct copy_body_data): Replace eh_region with
1409 eh_lp_nr, eh_region_offset with eh_map.
1410 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1411 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1412 * tree-pretty-print.c (dump_generic_node): Don't handle
1413 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1414 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1415 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1416 EXC_PTR_EXPR, FILTER_EXPR.
1417 * tree-ssa-operands.c (get_expr_operands): Likewise.
1418 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1419 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1420 (ao_ref_init_from_vn_reference): Likewise.
1421 * tree-ssa-sink.c (statement_sink_location): Likewise.
1422 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1423 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1424 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1425 EXC_PTR_EXPR, FILTER_EXPR.
1426 (is_exception_related): Remove.
1427 (compute_avail): Don't call it.
1428 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1429 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1430 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1431 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1433 (build_resx): Remove.
1434 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1435 * tree.h: Update declarations.
1436 (EH_FILTER_MUST_NOT_THROW): Remove.
1437 (struct tree_label_decl): Add eh_landing_pad_nr.
1438 (EH_LANDING_PAD_NR): New.
1439 * value-prof.c (gimple_ic): Tidy variable names. Update for
1440 landing pad numbers.
1441 (gimple_stringop_fixed_value): Tidy variable names. Assert
1442 that neither call stmt can throw.
1443 * vecprim.h (uchar): New.
1444 (VEC(uchar,heap), VEC(uchar,gc)): New.
1446 * c-common.c (c_define_builtins): Update call to
1447 build_common_builtin_nodes.
1448 * c-parser.c (c_parse_file): Don't call
1449 default_init_unwind_resume_libfunc.
1451 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1453 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1454 (mips_cprestore_address_p): Likewise.
1455 (mips_save_gp_to_cprestore_slot): Likewise.
1456 (mips_restore_gp): Rename to...
1457 (mips_restore_gp_from_cprestore_slot): ...this.
1458 (mips_must_initialize_gp_p): Declare.
1459 (mips_emit_save_slot_move): Likewise.
1460 (mips_output_load_label): Return nothing.
1461 (mips_eh_uses): Declare.
1462 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1463 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1464 (TARGET_ABSOLUTE_JUMPS): Likewise.
1465 (EH_USES): Likewise.
1466 (FIRST_PSEUDO_REGISTER): Update comment.
1467 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1468 (MIPS_CALL): ...here.
1469 (REGISTER_NAMES): Add $cprestore.
1470 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1471 Add load_label_length, has_inflexible_gp_insn_p,
1472 has_flexible_gp_insn_p, must_initialize_gp_p and
1473 must_restore_gp_when_clobbered_p.
1474 (mips_expand_call): Don't generate split instructions here.
1475 (mips_split_call): Update the call to mips_restore_gp after
1476 the above name change.
1477 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1478 (mips_find_gp_ref): New function.
1479 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1480 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1481 (mips_insn_has_flexible_gp_ref_p): Likewise.
1482 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1483 (mips_function_has_gp_insn): Delete.
1484 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1485 Use the new functions above. Only return INVALID_REGNUM
1486 for TARGET_ABSOLUTE_JUMPS.
1487 (mips_must_initialize_gp_p): New function.
1488 (mips_get_cprestore_base_and_offset): New function, extracted from...
1489 (mips_cprestore_slot): ...here. Take a bool parameter.
1490 (mips_cfun_has_cprestore_slot_p): New function.
1491 (mips_cprestore_address_p): Likewise.
1492 (mips_save_gp_to_cprestore_slot): Likewise.
1493 (mips_restore_gp): Rename to...
1494 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1495 epilogue_completed. Update the call to mips_cprestore_slot.
1496 Test cfun->machine->must_restore_gp_when_clobbered_p.
1497 (mips_direct_save_slot_move_p): New function.
1498 (mips_emit_save_slot_move): Likewise.
1499 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1500 of cfun->machine->global_pointer.
1501 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1502 (mips_save_reg): Use mips_emit_save_slot_move.
1503 (mips_expand_prologue): Set must_initialize_gp_p.
1504 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1505 for all cprestore saves. Emit a use_cprestore instruction after
1506 setting up the cprestore slot.
1507 (mips_restore_reg): Use mips_emit_save_slot_move.
1508 (mips_process_load_label): New function.
1509 (mips_load_label_length): Likewise.
1510 (mips_output_load_label): Don't return asm: output it here instead.
1511 Use mips_process_load_label.
1512 (mips_adjust_insn_length): Adjust the length of branch instructions
1513 that have length MAX_PIC_BRANCH_LENGTH.
1514 (mips_output_conditional_branch): Update the call to
1515 mips_output_load_label. Assume the branch target is OPERANDS[0]
1516 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1517 (mips_output_order_conditional_branch): Swap the meaning of
1518 OPERANDS[0] and OPERANDS[1].
1519 (mips_variable_issue): Don't count ghost instructions.
1520 (mips_expand_ghost_gp_insns): New function.
1521 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1522 (mips_output_mi_thunk): Set must_initialize_gp_p.
1523 (mips_eh_uses): New function.
1524 * config/mips/predicates.md (cprestore_save_slot_operand)
1525 (cprestore_load_slot_operand): New predicates.
1526 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1527 (UNSPEC_MOVE_GP): Likewise.
1528 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1529 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1530 (CPRESTORE_SLOT_REGNUM): New register.
1531 (MAX_PIC_BRANCH_LENGTH): New constant.
1532 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1533 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1534 branches. Fix commentary.
1535 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1536 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1537 Change type to "ghost".
1538 (loadgp_absolute_<mode>): Likewise.
1539 (loadgp_rtp_<mode>): Likewise.
1540 (copygp_mips16): Likewise.
1541 (loadgp_blockage): Remove redundant mode attribute.
1542 (potential_cprestore): New instruction.
1543 (cprestore): Turn into an unspec set.
1544 (use_cprestore): New instruction.
1545 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1546 (*branch_fp_inverted): Likewise.
1547 (*branch_order<mode>): Likewise.
1548 (*branch_order<mode>_inverted): Likewise.
1549 (*branch_equality<mode>): Likewise.
1550 (*branch_equality<mode>_inverted): Likewise.
1551 (*branch_bit<bbv><mode>): Likewise.
1552 (*branch_bit<bbv><mode>_inverted): Likewise.
1553 (*branch_equality<mode>_mips16): Remove redundant mode.
1554 (jump): Turn into a define_expand.
1555 (*jump_absolute): New instruction.
1556 (*jump_pic): Likewise.
1557 (*jump_mips16): Rename previously-unnamed pattern. Remove
1558 redundant mode attribute.
1559 (restore_gp): Split on epilogue_completed rather than
1560 reload_completed. Change type to "ghost".
1561 (move_gp<mode>): New instruction.
1562 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1563 Remove redundant mode attribute.
1564 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1565 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1566 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1568 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1571 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1572 are returned in the same register (vs34 or v2) that Altivec vector
1573 types are returned in.
1574 (rs6000_libcall_value): Ditto.
1577 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1578 instead of explicit addsi3/adddi3 calls.
1579 (rs6000_split_multireg_move): Ditto.
1580 (rs6000_emit_allocate_stack): Ditto.
1581 (rs6000_emit_prologue): Ditto.
1582 (rs6000_output_mi_thunk): Ditto.
1584 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1585 size is 64 bits if we can use 64-bit registers.
1587 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1589 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1592 From Jie Zhang <jie.zhang@analog.com>:
1593 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1594 save FP and RETS with saveall attribute.
1595 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1596 with saveall attribute.
1598 * config/bfin/bfin.c (bfin_expand_builtin,
1599 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1602 From Jie Zhang <jie.zhang@analog.com>:
1603 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1604 before use in two places.
1605 * config/bfin/bfin.md (AREG): Define mode iterator.
1606 (reload_in, reload_out): Use mode iterator AREG.
1608 2009-09-14 Richard Guenther <rguenther@suse.de>
1611 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1612 EH personality path.
1614 2009-09-13 Richard Guenther <rguenther@suse.de>
1615 Rafael Avila de Espindola <espindola@google.com>
1617 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1618 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1619 (LANG_HOOKS_INITIALIZER): Adjust.
1620 (lhd_pass_through_t): Declare.
1621 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1623 * langhooks.c (lhd_pass_through_t): New function.
1624 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1625 dwarf2out_begin_prologue): Use personality from current_function_decl.
1626 * expr.h (get_personality_function): Declare.
1627 * expr.c (get_personality_function): New function.
1628 (build_personality_function): Likewise.
1629 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1630 (eh_personality_libfunc): Remove.
1631 * optabs.c (build_libfunc_function): New function split out from ...
1632 (init_one_libfunc): ... here.
1633 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1634 (tree_function_decl): Add personality.
1635 (lhd_gcc_personality): Declare.
1636 (build_personality_function): Likewise.
1637 * tree.c (gcc_eh_personality_decl): New.
1638 (lhd_gcc_personality): New function.
1639 * except.h (lang_eh_runtime_type): Remove.
1640 (enum eh_personality_kind): New.
1641 (build_personality_function): Declare.
1642 (function_needs_eh_personality): Declare.
1643 * except.c (lang_eh_runtime_type): Remove.
1644 (function_needs_eh_personality): New function.
1645 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1646 (sjlj_emit_function_enter, output_function_exception_table):
1647 Use personality from current_function_decl.
1648 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1649 * tree-inline.c (tree_can_inline_p): Do not inline across different
1651 (expand_call_inline): Likewise. Adjust the callers EH personality.
1652 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1653 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1654 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1655 (c-parser.o): Likewise
1656 * c-tree.h (c_eh_initialized_p): Remove.
1657 (c_maybe_initialize_eh): Likewise.
1658 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1659 (finish_decl): Don't call c_maybe_initialize_eh.
1660 (c_eh_initialized_p): Remove.
1661 (c_maybe_initialize_eh): Likewise.
1662 * c-parser.c (c_parser_omp_construct): Likewise.
1663 (c_parse_file): Initialize exception handling.
1665 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1667 * config.gcc (tm_file): Remove i386/biarch32.h
1668 for i?86-w64-mingw* case.
1669 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1671 * config.host: Set for x64 mingw the option
1672 use_long_long_for_widest_fast_int to yes.
1674 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1676 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1677 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1678 (dbxout_begin_function): Likewise.
1679 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1680 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1681 set on the function.
1682 (final_end_function): Likewise.
1683 (final_scan_insn): Likewise.
1684 (rest_of_handle_final): Likewise.
1685 * varasm.c (assemble_start_function): Likewise.
1686 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1688 2009-09-12 Jason Merrill <jason@redhat.com>
1690 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1691 * opts.c (common_handle_option): constify.
1693 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1695 * doc/install.texi (avr): Remove obsolete reference site.
1697 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1699 * doc/install.texi (Binaries): Adjust AIX link.
1701 2009-09-12 Akim Demaille <demaille@gostai.com>
1703 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1704 Use an imperative sentence.
1706 2009-09-11 Richard Henderson <rth@redhat.com>
1708 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1709 structure-name and has-tree-operands arguments; update all entries.
1710 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1712 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1713 (gsstruct_code_size): New.
1714 (gss_for_code_): New.
1715 (gss_for_code): Remove.
1716 (gimple_size): Rewrite using gsstruct_code_size.
1717 (gimple_statement_structure): Move to gimple.h.
1718 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1719 (gss_for_code, gimple_statement_structure): New.
1720 (gimple_ops): Use new arrays; tidy.
1722 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1724 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1725 operand to be a PLUS expression.
1726 * config/pa/pa.c (pa_secondary_reload): Likewise.
1728 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1730 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1732 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1735 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1737 From Jie Zhang <jie.zhang@analog.com>:
1738 * doc/extend.texi (node Function Attributes): Document l2
1740 (node Blackfin Variable Attributes): Document l2 variable attributes.
1742 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1744 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1745 to match the system compiler's configuration at inflection point.
1746 Add comment to remark a remaining difference with system compiler.
1748 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1749 * configure: Regenerate.
1751 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1753 From Jie Zhang <jie.zhang@analog.com>:
1754 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1755 (bfin_handle_l2_attribute): New.
1756 (bfin_attribute_table): Add l2 attribute.
1758 2009-09-11 Michael Matz <matz@suse.de>
1761 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1762 on the local_decls list.
1764 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1768 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1770 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1771 for VALUEs, to implement the documented interface.
1772 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1773 Adjust for VALUEs and anything else, to implement the
1774 documented interface.
1776 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1778 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1779 with actual SPE/paired vector modes before using 64-bit alignment.
1780 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1782 2009-09-10 DJ Delorie <dj@redhat.com>
1784 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1787 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1788 * config/mep/mep.c (mep_legitimate_constant_p): New.
1789 * config/mep/mep-protos.h: Prototype it.
1791 2009-09-10 Richard Henderson <rth@redhat.com>
1793 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1795 2009-09-10 Jason Merrill <jason@redhat.com>
1797 * tree.c (chain_index): New fn.
1798 * tree.h: Declare it.
1800 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1802 * config/sol2-c.c (cmn_err_length_specs): Initialize
1803 scalar_identity_flag.
1805 2009-09-10 Richard Henderson <rth@redhat.com>
1807 * tree.h (struct tree_decl_common): Move align member earlier;
1808 move label_decl_uid member ...
1809 (struct tree_label_decl): ... here.
1810 (LABEL_DECL_UID): Update to match.
1812 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1815 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1816 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1818 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1819 dest_prev if the edge is complex.
1821 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1823 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1824 loop latch tests earlier.
1826 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1827 before GIMPLE_RETURN, not after its predecessor; insert
1830 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1831 gimple_seq_empty_p to test for no PHI nodes.
1832 * tree-cfg.c (split_critical_edges): Likewise.
1834 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1836 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1838 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1839 introduced by the VTA branch merge.
1841 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1843 * ira-conflicts.c: Use fputs or putc instead of fprintf
1847 * tree-switch-conversion.c: Ditto.
1849 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1851 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1852 introduced by the VTA branch merge.
1854 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1857 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1859 PR rtl-optimization/39779
1860 * expr.c (convert_modes): Return when mode == oldmode after
1861 CONST_INTs are processed.
1863 2009-09-10 Nick Clifton <nickc@redhat.com>
1865 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1866 attribute and referring decl when creating renamed symbol.
1868 2009-09-10 Richard Guenther <rguenther@suse.de>
1871 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1873 (cgraph_finalize_compilation_unit): Compute reachability
1874 before emitting thunks. Properly process aliases before
1875 possibly removing unreachable nodes.
1877 2009-09-10 Richard Guenther <rguenther@suse.de>
1880 * tree.c (struct free_lang_data_d): Add worklist member.
1881 (find_decls_types_r): Push onto the worklist instead of recursing.
1882 Handle TREE_BINFOs properly.
1883 (find_decls_types): New function wrapped around find_decls_types_r
1884 to process the worklist.
1885 (find_decls_types_in_eh_region): Use it.
1886 (find_decls_types_in_node): Likewise.
1887 (find_decls_types_in_var): Likewise.
1888 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1889 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1890 (AGGREGATE_TYPE_P): Adjust.
1892 2009-09-09 Jason Merrill <jason@redhat.com>
1894 * configure.ac: Check glibc version even if we have an in-tree
1897 2009-09-09 Anthony Green <green@moxielogic.com>
1899 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1900 the constant 0 when appropriate.
1901 * config/moxie/constraints.md: Add constraint O.
1903 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1904 to pass up to 6 32-bit argument values in registers.
1905 (moxie_function_arg): Ditto.
1906 (moxie_arg_partial_bytes): Ditto.
1907 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1908 (REG_PARM_STACK_SPACE): Ditto.
1909 (FUNCTION_ARG_REGNO_P): Ditto.
1911 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1912 instruction to allocate stack space.
1914 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1916 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1917 unnecessarily stringent constraints. Fix address
1918 calculation in the splitters.
1920 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1922 PR rtl-optimization/39779
1923 * expr.c (convert_modes): Return when mode == oldmode after
1924 CONST_INTs are processed.
1926 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1929 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1930 (ix86_expand_prologue): Take frame.padding0 into logic of
1932 (ix86_expand_epilogue): Likewise.
1934 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1936 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1938 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1939 * config/t-slibgcc-libgcc: New file.
1940 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1942 2009-09-09 Martin Jambor <mjambor@suse.cz>
1944 PR tree-optimization/41089
1945 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1948 2009-09-09 Richard Henderson <rth@redhat.com>
1950 * gimple.h (CASE_GIMPLE_OMP): New.
1951 (is_gimple_omp): Use it.
1952 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1953 (verify_gimple_debug): Likewise.
1955 2009-09-09 Richard Guenther <rguenther@suse.de>
1957 PR tree-optimization/41101
1958 * tree-ssa-pre.c (maximal_set): Remove.
1959 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1960 Defer all blocks we didn't visit at least one successor.
1961 (add_to_exp_gen): Do not add to the maximal set.
1962 (make_values_for_phi): Likewise.
1963 (compute_avail): Likewise.
1964 (init_pre): Do not allocate the maximal set.
1965 (execute_pre): Do not dump it.
1967 2009-09-09 Martin Jambor <mjambor@suse.cz>
1969 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1970 an SSA_NAME rather than a is_gimple_variable.
1972 2009-09-09 Richard Guenther <rguenther@suse.de>
1975 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1976 code dealing with plain pointer bases.
1977 (maybe_fold_offset_to_reference): Likewise.
1978 (maybe_fold_stmt_addition): Adjust.
1980 2009-09-09 Richard Guenther <rguenther@suse.de>
1982 * tree.c (free_lang_data_in_type): Do not free the type variant
1984 (free_lang_data): Merge char_type_node with its properly signed
1986 (pass_ipa_free): Collect after freeing language specific data.
1988 2009-09-09 Michael Matz <matz@suse.de>
1991 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1992 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1993 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1996 2009-09-08 DJ Delorie <dj@redhat.com>
1998 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2000 2009-09-04 Jason Merrill <jason@redhat.com>
2002 * tree.c (tree_find_value): Remove.
2003 * tree.h: Remove prototype.
2004 * varasm.c (assemble_external): Use value_member instead.
2006 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2008 * toplev.c (process_options): Choose default debugging type when
2009 gtoggle enables debug info and type is unset.
2011 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2015 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2018 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2020 * configure: Rebuilt with modified libtool.m4.
2022 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2027 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2029 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2031 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2032 (remove_statement): Likewise.
2033 (rewrite_use_nonlinear_expr): Adjust.
2034 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2035 * tree-ssa.c (release_defs_bitset): ... this. New.
2036 * tree-flow.h (release_defs_bitset): Declare.
2038 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2041 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2042 in the middle block.
2044 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2046 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2047 via intptr_t to long type.
2048 (insert_operand_rank): Cast long type via intptr_t to
2050 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2052 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2053 from pointer to unsigned via uintptr_t.
2055 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2056 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2058 * configure: Regenerated.
2059 * config.in: Regenerated
2060 * system.h (stdint.h): Add include.
2061 (inttypes.h): Likewise.
2062 * Makefile.in (aclocal): Add config/stdint.m4.
2063 * aclocal.m4: Regenerated.
2065 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2067 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2069 (note_np_check_stores): New function.
2070 (harmless_null_pointer_p): New function.
2071 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2072 changed. Take into account whether we're in the shadow of a condjump
2073 that tested NP_REG for NULL.
2074 Lose all code that tested for SEQUENCEs.
2075 (workaround_speculation): Avoid inserting NOPs for loads that are
2076 either always executed or a NULL pointer.
2078 2009-09-08 Jan Hubicka <jh@suse.cz>
2080 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2081 * params.def (early-inlining-insns): Likewise.
2083 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2085 PR rtl-optimization/41239
2086 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2087 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2089 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2090 across calls, as the calls might not always return normally.
2091 (call_may_noreturn_p): New function.
2092 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2093 (init_deps): Initialize it.
2094 (remove_from_deps): Also remove calls from
2095 last_function_call_may_noreturn list.
2097 2009-09-07 Richard Henderson <rth@redhat.com>
2099 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2100 more VR->OPERANDS than LHS operands. Free LHS before returning.
2102 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2104 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2105 (attr "addrtype"): New member "spreg".
2106 Use it if mem_spfp_address_operand is true for the address.
2107 (attr "type"): New entry "stall".
2108 (cpu_unit "load"): New.
2109 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2111 (insn_reservation "loadsp"): New.
2112 (insn_reservation "load_stall1"): New.
2113 (insn_reservation "load_stall3"): New.
2115 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2116 (mem_p_address_operand): Exclude stack and frame pointer based
2118 (mem_spfp_address_operand): New; match them here.
2119 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2120 (bfin_reorg): Call it if scheduling insns.
2121 (bfin_gen_bundles): Remove dummy insns created by
2122 add_sched_insns_for_speculation.
2124 From Jie Zhang <jie.zhang@analog.com>:
2125 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2126 bfin_si_revision, bfin_workarounds): Move these ...
2127 * config/bfin/bfin.h: ... here.
2129 From Mike Frysinger <michael.frysinger@analog.com>
2130 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2131 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2132 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2133 bf547m, bf548m, and bf549m.
2134 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2135 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2136 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2137 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2138 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2139 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2140 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2141 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2142 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2143 bf542m, bf544m, bf547m, bf548m, and bf549m.
2145 From Jie Zhang <jie.zhang@analog.com>:
2146 * config/bfin/predicates.md (p_register_operand): New predicate.
2147 (dp_register_operand): New predicate.
2148 * config/bfin/bfin-protos.h (WA_05000074): Define.
2149 (ENABLE_WA_05000074): Define.
2150 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2151 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2152 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2153 (define_attr addrtype): Allow load/store register to be P register.
2154 (define_attr storereg): New.
2155 (define_cpu_unit anomaly_05000074): New.
2156 (define_insn_reservation dsp32shiftimm): New.
2157 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2158 (define_insn_reservation loadp): Cannot use slot2.
2159 (define_insn_reservation loadsp): Cannot use slot2.
2160 (define_insn_reservation storep): Cannot use slot2. Does not
2161 apply when working around 05000074.
2162 (define_insn_reservation storep_anomaly_05000074): New.
2163 (define_insn_reservation storei): Does not apply when working
2165 (define_insn_reservation storei_anomaly_05000074): New.
2166 (define_attr length): Add dsp32shiftimm case.
2167 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2168 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2169 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2170 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2171 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2173 2009-09-07 Martin Jambor <mjambor@suse.cz>
2176 * tree-sra.c (create_artificial_child_access): Return NULL if
2177 build_ref_for_offset fails.
2178 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2179 and create_artificial_child_access to fail.
2181 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2184 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2185 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2186 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2188 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2190 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2191 block, ensure it has an exit edge. Emit a barrier after a jump.
2193 2009-09-07 Nick Clifton <nickc@redhat.com>
2195 * gcc.c (this_is_linker_script): New variable. Like
2196 this_is_library_file but for the %T constructor.
2197 (end_going_arg): If this_is_linker_script is set then locate the
2198 script and insert a --script switch before it
2199 (do_spec_2): Initialise this_is_linker_script.
2200 (do_spec_1): Likewise. Handle %T construct.
2201 (eval_spec_function): Preserve this_is_linker_script.
2202 * doc/invoke.texi: Document %T construct in spec files.
2203 * config/m32c/m32c.h (LIB_SPEC): Use it.
2205 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2207 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2208 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2209 when volatile flag is set.
2210 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2212 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2215 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2216 (combine_stack_adjustments_for_block): Allow insns between stack
2217 adjustments and stores with corresponding pre-(dec|inc)rement or
2218 pre-modify operation.
2220 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2223 * combine-stack-adj.c (struct csa_memlist): Rename to...
2224 (struct csa_reflist): ... this. Rename mem field to ref.
2225 (free_csa_memlist): Rename to...
2226 (free_csa_reflist): ... this.
2227 (record_one_stack_memref): Rename to...
2228 (record_one_stack_ref): ... this. Handle also REG_P.
2229 (try_apply_stack_adjustment): Handle also REG_P.
2230 (struct record_stack_memrefs_data): Rename to...
2231 (struct record_stack_refs_data): ... this. Rename memlist field to
2233 (record_stack_memrefs): Rename to...
2234 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2235 subexpressions instead of failing when a MEM contains SP references.
2236 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2237 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2239 2009-09-06 Richard Guenther <rguenther@suse.de>
2242 * tree.c (build_array_type): Do not record types marked
2243 with structural equality in the canonical type hashtable.
2245 2009-09-06 Richard Guenther <rguenther@suse.de>
2248 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2250 2009-09-05 Richard Guenther <rguenther@suse.de>
2253 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2255 2009-09-05 Richard Guenther <rguenther@suse.de>
2258 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2260 2009-09-05 Richard Guenther <rguenther@suse.de>
2263 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2264 before comparing function argument types.
2266 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2269 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2272 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2275 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2277 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2278 locators before emit_insn is called.
2280 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2283 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2284 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2285 (reginfo_init): Don't call allocate_reg_info.
2287 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2290 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2291 NONDEBUG_INSN_P instead of INSN_P.
2293 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2296 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2298 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2301 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2302 pattern of the split.
2304 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2306 * toplev.c (process_options): Move setter of flag_var_tracking
2307 before other tests that depend on it. Move down setter of
2308 flag_rename_registers. Don't enable var-tracking-assignments
2309 by default if selective scheduling is enabled. Warn if both
2312 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2314 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2315 comment. Use switch statement to catch overlaps between rtx
2316 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2317 (IS_DECL_CODE): ... here. Remove.
2318 (check_value_is_not_decl): Remove.
2319 (dv_from_decl, dv_from_value): Check after conversion.
2321 2009-09-04 Richard Guenther <rguenther@suse.de>
2324 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2325 after emitting tunks. Move emitting thunks and ctors from ...
2326 (cgraph_optimize): ... here. Remove redundant
2327 cgraph_analyze_functions.
2328 * varasm.c (find_decl_and_mark_needed): Remove no longer
2330 (finish_aliases_1): Adjust check for thunk aliases.
2332 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2334 * config/arm/arm.md (ctzsi2): Added braces
2335 to avoid warning that broke booststrap.
2337 2009-09-04 Martin Jambor <mjambor@suse.cz>
2339 PR tree-optimization/41112
2340 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2341 handle variable-bounded arrays.
2342 (expr_with_var_bounded_array_refs_p): New function.
2343 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2345 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2347 * config/s390/2097.md: Removed two incorrect bypasses.
2348 (z10_fsimpdf): Fixed latency.
2349 (z10_fhex): New insn_reservation.
2350 (z10_floaddf): Fixed latency.
2351 (z10_floadsf): Fixed latency.
2352 (z10_ftrunctf): Fixed latency.
2353 (z10_ftruncdf): Fixed latency.
2354 * config/s390/s390.c (z10_cost): Fixed values.
2355 (s390_adjust_priority): Added z10 path.
2356 * config/s390/s390.md (type): Added fhex.
2357 (*mov<mode>_64dfp): Updated type attribute.
2358 (*mov<mode>_64): Updated type attribute.
2359 (*mov<mode>_31): Updated type attribute.
2360 (*mov<mode>"): Likewise.
2361 * config/s390/2084.md (x_fsimpdf): Updated condition.
2363 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2365 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2366 RTXs in the predicate for operand 1.
2368 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2370 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2371 (rbitsi2): New insn.
2372 (ctzsi2): New expand.
2373 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2375 2009-09-03 Martin Jambor <mjambor@suse.cz>
2377 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2378 (create_artificial_child_access): Use build_ref_for_offset instead
2379 of duplicate_expr_for_different_base.
2380 (propagate_subacesses_accross_link): Likewise.
2382 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2384 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2386 (mips16e_collect_argument_saves): Skip debug instructions.
2387 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2388 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2389 (r10k_insert_cache_barriers): Likewise.
2390 (mips_reorg_process_insns): Likewise.
2392 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2395 * ira.c (update_equiv_reg): Remove check on class likely spill.
2397 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2400 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2401 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2405 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2406 the stack slot if it is passed by invisible reference.
2407 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2408 by invisible reference.
2410 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2412 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2413 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2414 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2416 * config/bfin/sync.md: New file.
2417 * config/bfin/bfin.md: Include it.
2418 (UNSPEC_ATOMIC): New.
2419 (UNSPEC_ONES): Provide a unique number.
2421 From Jie Zhang <jie.zhang@analog.com>:
2422 * config/bfin/bfin.c (ret_regs): New.
2423 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2424 (must_save_rets_p): New.
2425 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2426 current_function_is_leaf.
2427 (do_link): Likewise.
2428 (do_unlink): Likewise.
2429 (expand_interrupt_handler_prologue): Use ret_regs array.
2430 (expand_interrupt_handler_epilogue): Use ret_regs array and
2431 pass return register to gen_return_internal.
2432 (bfin_expand_epilogue): Pass return register to
2433 gen_return_internal.
2434 (bfin_expand_call): Explicitly clobber RETS.
2435 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2436 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2437 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2438 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2440 (return_internal): Take a reg rtx rather than the register number.
2442 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2444 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2445 when comparing against estimated_loop_iterations_int return.
2447 2009-09-03 Richard Guenther <rguenther@suse.de>
2449 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2450 eh_personality_libfunc.
2452 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2454 * tree-parloops.c (separate_decls_in_region): Add space.
2456 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2458 * tree-parloops.c (separate_decls_in_region): Change the condition
2459 checking if there are reductions in the loop.
2461 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2463 PR tree-optimization/38275
2464 * tree-parloops.c (parallelize_loops): Replace profitability condition
2465 for expected number of iterations.
2467 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2469 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2470 (bootstrap-debug): Explain conditions in which it becomes default.
2471 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2474 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2476 * doc/invoke.texi (Optimize Options): Move
2477 -finline-small-functions to the -O2 list.
2479 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2481 * toplev.c (process_options): Enable var-tracking-assignments
2482 by default if var-tracking is enabled.
2484 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2486 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2488 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2489 * rtl.h (prev_nonnote_insn_bb): Declare it.
2491 2009-09-03 Diego Novillo <dnovillo@google.com>
2493 * cgraph.c (cgraph_node_for_decl): New.
2494 * cgraph.h (cgraph_node_for_decl): Declare.
2495 * tree.c (host_integerp): Return 0 if T is NULL.
2497 2009-09-03 Diego Novillo <dnovillo@google.com>
2499 * tree.h (struct alias_pair): Move from varasm.c.
2500 (alias_pairs): Likewise.
2501 (TYPE_MAXVAL): Define.
2502 (TYPE_MINVAL): Define.
2503 (iterative_hash_host_wide_int): Declare.
2504 (remove_unreachable_alias_pairs): Declare.
2505 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2506 * diagnostic.c (default_diagnostic_starter): Make extern.
2507 (default_diagnostic_finalizer): Make extern.
2508 * diagnostic.h (default_diagnostic_starter): Declare.
2509 (default_diagnostic_finalizer): Declare.
2510 (default_tree_printer): Declare.
2511 * toplev.c (default_tree_printer): Make extern.
2513 2009-09-03 Richard Guenther <rguenther@suse.de>
2514 Diego Novillo <dnovillo@google.com>
2516 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2517 * cgraphunit.c (cgraph_expand_function): Do not emit
2518 associated thunks from here.
2519 (cgraph_emit_thunks): New.
2520 (cgraph_optimize): Call it.
2521 Return if any IPA pass finds an error.
2522 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2525 2009-09-03 Simon Baldwin <simonb@google.com>
2526 Rafael Espindola <espindola@google.com>
2527 Richard Guenther <rguenther@suse.de>
2528 Doug Kwan <dougkwan@google.com>
2529 Diego Novillo <dnovillo@google.com>
2531 * tree.c: Include tree-pass.h, langhooks-def.h,
2532 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2533 (free_lang_data_in_type): New.
2534 (need_assembler_name_p): New.
2535 (free_lang_data_in_block): New.
2536 (free_lang_data_in_decl): New.
2537 (struct free_lang_data_d): New.
2538 (add_tree_to_fld_list): New.
2539 (find_decls_types_r): New.
2540 (get_eh_types_for_runtime): New.
2541 (find_decls_types_in_eh_region): New.
2542 (find_decls_types_in_node): New.
2543 (find_decls_types_in_var): New.
2544 (free_lang_data_in_cgraph): New.
2545 (free_lang_data): New.
2546 (gate_free_lang_data): New.
2547 (pass_ipa_free_lang_data): New.
2549 2009-09-03 Diego Novillo <dnovillo@google.com>
2551 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2552 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2553 (lang_hooks): Remove const qualifier.
2554 * ipa.c (cgraph_remove_unreachable_nodes): Call
2555 remove_unreachable_alias_pairs.
2556 * except.c (add_type_for_runtime): Check if TYPE has
2557 already been converted.
2558 (lookup_type_for_runtime): Likewise.
2559 (check_handled): Handle converted types.
2560 * varasm.c (remove_unreachable_alias_pairs): New.
2561 * gimple.c: Include demangle.h.
2562 (gimple_decl_printable_name): New.
2563 (gimple_fold_obj_type_ref): New.
2564 * gimple.h (gimple_decl_printable_name): Declare.
2565 (gimple_fold_obj_type_ref): Declare.
2566 * passes.c (init_optimization_passes): Add pass
2567 pass_ipa_free_lang_data.
2568 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2569 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2571 2009-09-03 Diego Novillo <dnovillo@google.com>
2573 * c-lang.c (lang_hooks): Remove const qualifier.
2575 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2577 * doc/install.texi (*-*-freebsd*): Update target information.
2579 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2581 * hard-reg-set.h (call_fixed_regs): Remove.
2582 * reginfo.c (call_fixed_regs): Remove.
2583 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2584 (globalize_reg): Don't use call_fixed_regs.
2585 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2588 2009-09-01 Michael Matz <matz@suse.de>
2590 * expr.h (emit_storent_insn, expand_expr_real_1,
2591 expand_expr_real_2): Declare.
2592 * expr.c (emit_storent_insn, expand_expr_real_1,
2593 expand_expr_real_2): Export.
2594 (store_expr): Setting and evaluating dont_return_target is useless.
2595 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2596 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2597 * except.c (expand_resx_expr): Rename to ...
2598 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2599 * except.h (expand_resx_stmt): Declare.
2600 * stmt.c: Add include gimple.h
2601 (expand_asm_expr): Rename to ...
2602 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2603 (expand_case): Rewrite to take gimple statement.
2604 * tree.h (expand_asm_stmt): Declare.
2605 (expand_case): Change prototype.
2606 * Makefile.in (stmt.o): Depend on gimple.h.
2607 * builtins.c (expand_builtin_synchronize): Build gimple asm
2608 statement, not an ASM_EXPR.
2609 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2610 gimple_to_tree, release_stmt_tree): Remove.
2611 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2612 ggc_free, but hold comparison code and operands separately.
2613 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2614 (expand_call_stmt, expand_gimple_stmt_1,
2615 expand_gimple_stmt): New helpers.
2616 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2617 release_stmt_tree. Call expand_gimple_stmt instead.
2618 (expand_gimple_basic_block): Ditto.
2620 * calls.c (emit_call_1): Don't look at EH regions here, make
2621 fntree parameter useless.
2622 (expand_call): New local rettype for TREE_TYPE(exp), use it
2623 throughout. Remove local p, use addr instead.
2624 Don't look at EH regions here.
2626 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2628 * doc/invoke.texi (-fsched-pressure): Document it.
2629 (-fsched-reg-pressure-heuristic): Remove it.
2631 * reload.c (ira.h): Include.
2632 (find_reloads): Add choosing reload on number of small spilled
2635 * haifa-sched.c (ira.h): Include.
2636 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2637 saved_reg_pressure, curr_reg_live, saved_reg_live,
2638 region_ref_regs): New variables.
2639 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2640 initiate_reg_pressure_info, setup_ref_regs,
2641 initiate_bb_reg_pressure_info, save_reg_pressure,
2642 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2644 (setup_insn_reg_pressure_info): New function.
2645 (rank_for_schedule): Add pressure checking and insn issue time.
2646 Remove comparison of insn reg weights.
2647 (ready_sort): Set insn reg pressure info.
2648 (update_register_pressure, setup_insn_max_reg_pressure,
2649 update_reg_and_insn_max_reg_pressure,
2650 sched_setup_bb_reg_pressure_info): New functions.
2651 (schedule_insn): Add code for printing and updating reg pressure info.
2652 (find_set_reg_weight, find_insn_reg_weight): Remove.
2653 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2654 (debug_ready_list): Print reg pressure info.
2655 (schedule_block): Ditto. Check insn issue time.
2656 (sched_init): Set up sched_pressure_p. Allocate and set up some
2657 reg pressure related info.
2658 (sched_finish): Free some reg pressure related info.
2659 (fix_tick_ready): Make insn always ready if pressure_p.
2660 (init_h_i_d): Don't call find_insn_reg_weight.
2661 (haifa_finish_h_i_d): Free insn reg pressure info.
2663 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2664 ira_memory_move_cost, ira_class_hard_regs,
2665 ira_class_hard_regs_num, ira_no_alloc_regs,
2666 ira_available_class_regs, ira_reg_class_cover_size,
2667 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2669 * ira-lives.c (single_reg_class): Check mode to find how many
2670 registers are necessary for operand.
2671 (ira_implicitly_set_insn_hard_regs): New.
2673 * common.opt (fsched-pressure): New options.
2674 (fsched-reg-pressure-heuristic): Remove.
2676 * ira.c (setup_eliminable_regset): Rename to
2677 ira_setup_eliminable_regset. Make it external.
2678 (expand_reg_info): Pass cover class to setup_reg_classes.
2679 (ira): Call resize_reg_info instead of allocate_reg_info.
2681 * sched-deps.c: Include ira.h.
2682 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2683 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2684 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2685 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2686 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2687 mark_insn_reg_store, mark_insn_reg_clobber,
2688 setup_insn_reg_pressure_info): New.
2689 (sched_analyze_1): Update implicit_reg_pending_uses.
2690 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2691 Use them to create dependencies. Set insn reg uses and pressure
2692 info. Process reg_pending_uses in one place.
2693 (free_deps): Free implicit sets.
2694 (remove_from_deps): Remove implicit sets if necessary. Check
2695 implicit sets when clearing reg_last_in_use.
2696 (init_deps_global): Clear implicit_reg_pending_clobbers and
2697 implicit_reg_pending_uses.
2699 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2700 ira_memory_move_cost, ira_class_hard_regs,
2701 ira_class_hard_regs_num, ira_no_alloc_regs,
2702 ira_available_class_regs, ira_reg_class_cover_size,
2703 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2704 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2705 ira_implicitly_set_insn_hard_regs): New prototypes.
2707 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2708 cost_elements_num): New variables.
2709 (allocno_costs, total_costs): Rename to costs and
2710 total_allocno_costs.
2711 (COSTS_OF_ALLOCNO): Rename to COSTS.
2712 (allocno_pref): Rename to pref.
2713 (allocno_pref_buffer): Rename to pref_buffer.
2714 (common_classes): Rename to regno_cover_class.
2716 (record_reg_classes): Set allocno attributes only if allocno_p.
2717 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2718 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2719 and COSTS_OF_ALLOCNO.
2720 (print_costs): Rename to print_allocno_costs.
2721 (print_pseudo_costs): New.
2722 (process_bb_node_for_costs): Split into 2 functions with new
2723 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2724 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2725 new parameter dump_file. Use cost_elements_num instead of
2726 ira_allocnos_num. Make one iteration if preferred classes were
2727 already calculated for scheduler. Make 2 versions of code
2728 depending on allocno_p.
2729 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2730 regno_cover_class and COSTS instead of common_classes and
2732 (init_costs, finish_costs): New.
2733 (ira_costs): Set up allocno_p and cost_elements_num. Call
2734 init_costs and finish_costs.
2735 (ira_set_pseudo_classes): New.
2737 * rtl.h (allocate_reg_info): Remove.
2738 (resize_reg_info): Change return type.
2739 (reg_cover_class): New.
2740 (setup_reg_classes): Add new parameter.
2742 * sched-int.h (struct deps_reg): New member implicit_sets.
2743 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2744 (INCREASE_BITS): New macro.
2745 (struct reg_pressure_data, struct reg_use_data): New.
2746 (struct _haifa_insn_data): Remove reg_weight. Add members
2747 reg_pressure, reg_use_list, reg_set_list, and
2748 reg_pressure_excess_cost_change.
2749 (struct deps): New member implicit_sets.
2750 (pressure_p): New variable.
2751 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2752 (struct reg_pressure_data, struct reg_use_data): New.
2753 (INSN_REG_WEIGHT): Remove.
2754 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2755 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2756 (sched_init_region_reg_pressure_info,
2757 sched_setup_bb_reg_pressure_info): New prototypes.
2759 * reginfo.c (struct reg_pref): New member coverclass.
2760 (reg_cover_class): New function.
2761 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2762 (reg_info_size): New variable.
2763 (allocate_reg_info): Make static. Setup reg_info_size.
2764 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2765 (setup_reg_classes): Add a new parameter. Setup cover class too.
2767 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2770 * sched-rgn.c (deps_join): Set up implicit_sets.
2771 (schedule_region): Set up region and basic blocks pressure
2774 * passes.c (init_optimization_passes): Move
2775 pass_subregs_of_mode_init before pass_sched.
2777 2009-09-02 Martin Jambor <mjambor@suse.cz>
2779 * tree-sra.c (struct access): New field grp_hint.
2780 (dump_access): Dump grp_hint.
2781 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2783 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2784 those which have been specifically read and somehow written to.
2785 (propagate_subacesses_accross_link): Set grp_hint of right child and
2786 also possibly of the left child.
2788 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2790 * tree-object-size.c (addr_object_size): Always use object_size_type
2791 0 or 2 when determining the pointer pointed object size.
2793 2009-09-02 Richard Guenther <rguenther@suse.de>
2796 2009-08-31 Richard Guenther <rguenther@suse.de>
2798 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2799 to query if the memory regions for memmove overlap.
2800 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2801 asserts on pointers, instead deal with odd trees.
2802 (ptr_derefs_may_alias_p): Likewise.
2803 (refs_may_alias_p_1): Constructor bases also never alias.
2805 2009-08-01 Christian Bruel <christian.bruel@st.com>
2808 2009-07-31 Christian Bruel <christian.bruel@st.com>
2809 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2811 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2813 * doc/invoke.texi (-fvar-tracking-assignments): New.
2814 (-fvar-tracking-assignments-toggle): New.
2815 (-fdump-final-insns=file): Mark filename as optional.
2816 (--param min-nondebug-insn-uid): New.
2817 (-gdwarf-@{version}): Mention version 4.
2818 * opts.c (common_handle_option): Accept it.
2819 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2820 * regrename.c (regrename_optimize): Drop last. Don't count debug
2821 insns as uses. Don't reject change because of debug insn.
2822 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2823 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2824 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2825 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2826 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2827 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2828 * doc/gimple.texi (is_gimple_debug): New.
2829 (gimple_debug_bind_p): New.
2830 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2831 * doc/install.texi (bootstrap-debug): More details.
2832 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2833 (bootstrap-debug-lib): More details.
2834 (bootstrap-debug-ckovw): Update.
2835 (bootstrap-time): New.
2836 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2837 (insert_phi_nodes_for): Insert debug stmts.
2838 (rewrite_stmt): Take iterator. Insert debug stmts.
2839 (rewrite_enter_block): Adjust.
2840 (maybe_replace_use_in_debug_stmt): New.
2841 (rewrite_update_stmt): Use it.
2842 (mark_use_interesting): Return early for debug stmts.
2843 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2844 stmts before replacing stmt.
2845 (move_computations_stmt): Likewise.
2846 * ira-conflicts.c (add_copies): Skip debug insns.
2847 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2848 (regstat_bb_compute_ri): Skip debug insns.
2849 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2850 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2851 check_loop_closed_ssa_stmt): Skip debug stmts.
2852 * tree-tailcall.c (find_tail_calls): Likewise.
2853 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2854 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2855 (build_var_debug_value_stat): Declare.
2856 (build_var_debug_value): Define.
2857 (target_for_debug_bind): Declare.
2858 * reload.c (find_equiv_reg): Skip debug insns.
2859 * rtlanal.c (reg_used_between_p): Skip debug insns.
2860 (side_effects_p): Likewise.
2861 (canonicalize_condition): Likewise.
2862 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2863 insns never depend on debug insns.
2864 (create_ddg_dep_no_link): Likewise.
2865 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2866 Don't add inter-loop dependencies for debug insns.
2867 (build_intra_loop_deps): Likewise.
2868 (create_ddg): Count debug insns.
2869 * ddg.h (struct ddg::num_debug): New.
2870 (num_backargs): Pair up with previous int field.
2871 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2872 -fcompare-debug-second.
2873 * final.c (get_attr_length_1): Skip debug insns.
2874 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2875 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2876 (driver_self_specs): Map -fdump-final-insns to
2877 -fdump-final-insns=..
2878 (get_local_tick): New.
2879 (compare_debug_dump_opt_spec_function): Test for . argument and
2880 compute output name. Compute temp output spec without flag name.
2881 Compute -frandom-seed.
2882 (OPT): Undef after use.
2883 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2884 (average_num_loop_insns): Likewise.
2885 * params.h (MIN_NONDEBUG_INSN_UID): New.
2886 * gimple.def (GIMPLE_DEBUG): New.
2887 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2888 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2889 (merge_in_block): Fix whitespace.
2890 * toplev.c (flag_var_tracking): Update comment.
2891 (flag_var_tracking_assignments): New.
2892 (flag_var_tracking_assignments_toggle): New.
2893 (process_options): Don't open final insns dump file if we're not
2894 going to write to it. Compute defaults for var_tracking.
2895 * df-scan.c (df_insn_rescan_debug_internal): New.
2896 (df_uses_record): Handle debug insns.
2897 * haifa-sched.c (ready): Initialize n_debug.
2898 (contributes_to_priority): Skip debug insns.
2899 (dep_list_size): New.
2901 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2902 they're ready. Disregard previous debug insns to make decisions.
2903 (queue_insn): Never queue debug insns.
2904 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2905 (schedule_insn): Don't reject debug insns because of issue rate.
2906 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2907 (queue_to_ready): Skip and discount debug insns.
2908 (choose_ready): Let debug insns through.
2909 (schedule_block): Check boundary debug insns. Discount debug
2910 insns, schedule them early. Adjust whitespace.
2911 (set_priorities): Check for boundary debug insns.
2912 (add_jump_dependencies): Use dep_list_size.
2913 (prev_non_location_insn): New.
2914 (check_cfg): Use it.
2915 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2917 (remove_unused_ivs): Reset debug stmts.
2918 * modulo-sched.c (const_iteration_count): Skip debug insns.
2919 (res_MII): Discount debug insns.
2920 (loop_single_full_bb_p): Skip debug insns.
2921 (sms_schedule): Likewise.
2922 (sms_schedule_by_order): Likewise.
2923 (ps_has_conflicts): Likewise.
2924 * caller-save.c (refmarker_fn): New.
2925 (save_call_clobbered_regs): Replace regs with saved mem in
2927 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2928 Call refmarker_fn mark for hardregnos.
2929 (mark_reg_as_referenced): New.
2930 (replace_reg_with_saved_mem): New.
2931 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2932 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2934 (cse_extended_basic_block): Skip debug insns.
2935 (count_reg_usage): Likewise.
2936 (is_dead_reg): New, split out of...
2937 (set_live_p): ... here.
2938 (insn_live_p): Use it for debug insns.
2939 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2940 (execute_optimize_stdarg): Likewise.
2941 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2942 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2943 changes in debug stmts as changes.
2944 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2945 (moveup_expr): Don't move across debug insns. Don't move
2946 debug insn if it would create a bookkeeping block.
2947 (moveup_expr_cached): Don't use cache for debug insns that
2948 are heads of blocks.
2949 (compute_av_set_inside_bb): Skip debug insns.
2950 (sel_rank_for_schedule): Schedule debug insns first. Remove
2952 (block_valid_for_bookkeeping_p); Support lax searches.
2953 (create_block_for_bookkeeping): Adjust block numbers when
2954 encountering debug-only blocks.
2955 (find_place_for_bookkeeping): Deal with debug-only blocks.
2956 (generate_bookkeeping_insn): Accept no place to insert.
2957 (remove_temp_moveop_nops): New argument full_tidying.
2958 (prepare_place_to_insert): Deal with debug insns.
2959 (advance_state_on_fence): Debug insns don't start cycles.
2960 (update_boundaries): Take fence as argument. Deal with
2962 (schedule_expr_on_boundary): No full_tidying on debug insns.
2963 (fill_insns): Deal with debug insns.
2964 (track_scheduled_insns_and_blocks): Don't count debug insns.
2965 (need_nop_to_preserve_insn_bb): New, split out of...
2966 (remove_insn_from_stream): ... this.
2967 (fur_orig_expr_not_found): Skip debug insns.
2968 * rtl.def (VALUE): Move up.
2970 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2971 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2972 Set it if debug stmts are found.
2973 (statement_sink_location): Skip debug stmts. Propagate
2974 moving defs into debug stmts.
2975 * ifcvt.c (first_active_insn): Skip debug insns.
2976 (last_active_insns): Likewise.
2977 (cond_exec_process_insns): Likewise.
2978 (noce_process_if_block): Likewise.
2979 (check_cond_move_block): Likewise.
2980 (cond_move_convert_if_block): Likewise.
2981 (block_jumps_and_fallthru_p): Likewise.
2982 (dead_or_predicable): Likewise.
2983 * dwarf2out.c (debug_str_hash_forced): New.
2984 (find_AT_string): Add comment.
2985 (gen_label_for_indirect_string): New.
2986 (get_debug_string_label): New.
2987 (AT_string_form): Use it.
2988 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2989 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2990 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2991 several operations that cannot be represented with DWARF opcodes.
2992 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2993 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2994 (dwarf2out_var_location): Take during-call mark into account.
2995 (output_indirect_string): Update comment. Output if there are
2996 label and references.
2997 (prune_indirect_string): New.
2998 (prune_unused_types): Call it if debug_str_hash_forced.
2999 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3000 (dw_long_long_const): Remove.
3001 (struct dw_val_struct): Change val_long_long type to rtx.
3002 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3003 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3004 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3005 component instead of HOST_BITS_PER_LONG.
3006 (output_loc_operands): Likewise. For const8* assert
3007 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3008 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3009 rather than HOST_BITS_PER_LONG is >= 64.
3010 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3012 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3013 HOST_BITS_PER_LONG for dw_val_class_long_long.
3014 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3015 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3016 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3018 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3019 Handle DW_OP_implicit_value.
3020 (extract_int): Move prototype earlier.
3021 (mem_loc_descriptor): For SUBREG punt if inner
3022 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3023 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3024 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3025 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3026 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3027 instead of Pmode size.
3028 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3029 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3030 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3031 (concat_loc_descriptor, concatn_loc_descriptor,
3032 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3033 (add_location_or_const_value_attribute): Likewise. For single
3034 location loc_lists attempt to use add_const_value_attribute
3035 for constant decls. Add DW_AT_const_value even if
3036 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3038 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3039 (control_flow_insn_p): Likewise.
3040 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3041 (separate_decls_in_region_debug_bind): New.
3042 (separate_decls_in_region): Process debug bind stmts afterwards.
3043 * recog.c (verify_changes): Handle debug insns.
3044 (extract_insn): Likewise.
3045 (peephole2_optimize): Skip debug insns.
3046 * dse.c (scan_insn): Skip debug insns.
3047 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3049 (setup_id_for_insn): Handle debug insns.
3050 (maybe_tidy_empty_bb): Adjust whitespace.
3051 (tidy_control_flow): Skip debug insns.
3052 (sel_remove_insn): Adjust for debug insns.
3053 (sel_estimate_number_of_insns): Skip debug insns.
3054 (create_insn_rtx_from_pattern): Handle debug insns.
3055 (create_copy_of_insn_rtx): Likewise.
3056 * sel-sched-.h (sel_bb_end): Declare.
3057 (sel_bb_empty_or_nop_p): New.
3058 (get_all_loop_exits): Use it.
3059 (_eligible_successor_edge_p): Likewise.
3060 (return_nop_to_pool): Adjust.
3061 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3062 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3063 * gimple-pretty-print.c (dump_gimple_debug): New.
3064 (dump_gimple_stmt): Use it.
3065 (dump_bb_header): Skip gimple debug stmts.
3066 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3067 (fixup_match_2): Likewise.
3068 (regmove_backward_pass): Likewise. Simplify combined
3069 replacement. Handle debug insns.
3070 * function.c (instantiate_virtual_regs): Handle debug insns.
3071 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3072 * print-rtl.h: Include cselib.h.
3073 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3074 * df.h (df_inns_rescan_debug_internal): Declare.
3075 * gcse.c (alloc_hash_table): Estimate n_insns.
3076 (cprop_insn): Don't regard debug insns as changes.
3077 (bypass_conditional_jumps): Skip debug insns.
3078 (one_pre_gcse_pass): Adjust.
3079 (one_code_hoisting_pass): Likewise.
3080 (compute_ld_motion_mems): Skip debug insns.
3081 (one_cprop_pass): Adjust.
3082 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3083 (if_convertible_stmt_p): Handle debug stmts.
3084 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3085 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3086 * ira-build.c (create_bb_allocnos): Skip debug insns.
3087 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3088 (has_single_use): Likewise.
3089 (single_imm_use): Likewise.
3090 (num_imm_uses): Likewise.
3091 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3092 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3093 (create_outofssa_var_map): Likewise.
3094 * lower-subreg.c (adjust_decomposed_uses): New.
3095 (resolve_debug): New.
3096 (decompose_multiword_subregs): Use it.
3097 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3098 * emit-rtl.c: Include params.h.
3099 (cur_debug_insn_uid): Define.
3100 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3101 (copy_rtx_if_shared_1): Handle debug insns.
3102 (reset_used_flags): Likewise.
3103 (set_used_flags): LIkewise.
3104 (get_max_insn_count): New.
3105 (next_nondebug_insn): New.
3106 (prev_nondebug_insn): New.
3107 (make_debug_insn_raw): New.
3108 (emit_insn_before_noloc): Handle debug insns.
3109 (emit_jump_insn_before_noloc): Likewise.
3110 (emit_call_insn_before_noloc): Likewise.
3111 (emit_debug_insn_before_noloc): New.
3112 (emit_insn_after_noloc): Handle debug insns.
3113 (emit_jump_insn_after_noloc): Likewise.
3114 (emit_call_insn_after_noloc): Likewise.
3115 (emit_debug_insn_after_noloc): Likewise.
3116 (emit_insn_after): Take loc from earlier non-debug insn.
3117 (emit_jump_insn_after): Likewise.
3118 (emit_call_insn_after): Likewise.
3119 (emit_debug_insn_after_setloc): New.
3120 (emit_debug_insn_after): New.
3121 (emit_insn_before): Take loc from later non-debug insn.
3122 (emit_jump_insn_before): Likewise.
3123 (emit_call_insn_before): Likewise.
3124 (emit_debug_insn_before_setloc): New.
3125 (emit_debug_insn_before): New.
3126 (emit_insn): Handle debug insns.
3127 (emit_debug_insn): New.
3128 (emit_jump_insn): Handle debug insns.
3129 (emit_call_insn): Likewise.
3131 (init_emit): Take min-nondebug-insn-uid into account.
3132 Initialize cur_debug_insn_uid.
3133 (emit_copy_of_insn_after): Handle debug insns.
3134 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3135 location of single rhs in place.
3136 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3137 (floor_sdiv_adjust): New.
3138 (cell_sdiv_adjust): New.
3139 (cell_udiv_adjust): New.
3140 (round_sdiv_adjust): New.
3141 (round_udiv_adjust): New.
3142 (wrap_constant): Moved from cselib.
3143 (unwrap_constant): New.
3144 (expand_debug_expr): New.
3145 (expand_debug_locations): New.
3146 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3148 (gimple_expand_cfg): Expand debug locations.
3149 * cselib.c: Include tree-pass.h.
3150 (struct expand_value_data): New.
3151 (cselib_record_sets_hook): New.
3152 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3153 (cselib_clear_table): Move, and implemnet in terms of...
3154 (cselib_reset_table_with_next_value): ... this.
3155 (cselib_get_next_unknown_value): New.
3156 (discard_useless_locs): Don't discard preserved values.
3157 (cselib_preserve_value): New.
3158 (cselib_preserved_value_p): New.
3159 (cselib_preserve_definitely): New.
3160 (cselib_clear_preserve): New.
3161 (cselib_preserve_only_values): New.
3162 (new_cselib_val): Take rtx argument. Dump it in details.
3163 (cselib_lookup_mem): Adjust.
3164 (expand_loc): Take regs_active in struct. Adjust. Silence
3165 dumps unless details are requested.
3166 (cselib_expand_value_rtx_cb): New.
3167 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3168 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3169 without details. Copy more subregs. Try to resolve values
3170 using a callback. Wrap constants.
3171 (cselib_subst_to_values): Adjust.
3172 (cselib_log_lookup): New.
3173 (cselib_lookup): Call it.
3174 (cselib_invalidate_regno): Don't count preserved values as useless.
3175 (cselib_invalidate_mem): Likewise.
3176 (cselib_record_set): Likewise.
3177 (struct set): Renamed to cselib_set, moved to cselib.h.
3178 (cselib_record_sets): Adjust. Call hook.
3179 (cselib_process_insn): Reset table when it would be cleared.
3180 (dump_cselib_val): New.
3181 (dump_cselib_table): New.
3182 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3183 (remove_forwarder_block): Support moving debug stmts.
3184 * cselib.h (cselib_record_sets_hook): Declare.
3185 (cselib_expand_callback): New type.
3186 (cselib_expand_value_rtx_cb): Declare.
3187 (cselib_reset_table_with_next_value): Declare.
3188 (cselib_get_next_unknown_value): Declare.
3189 (cselib_preserve_value): Declare.
3190 (cselib_preserved_value_p): Declare.
3191 (cselib_preserve_only_values): Declare.
3192 (dump_cselib_table): Declare.
3193 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3194 (try_crossjump_to_edge): Likewise.
3195 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3196 dominated blocks when debug stmts are present.
3197 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3198 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3199 (set_var_live_on_entry): Likewise.
3200 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3201 * cfglayout.c (curr_location, last_location): Make static.
3202 (set_curr_insn_source_location): Don't avoid bouncing.
3203 (get_curr_insn_source_location): New.
3204 (get_curr_insn_block): New.
3205 (duplicate_insn_chain): Handle debug insns.
3206 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3208 * common.opt (fcompare-debug): Move to sort order.
3209 (fdump-unnumbered-links): Likewise.
3210 (fvar-tracking-assignments): New.
3211 (fvar-tracking-assignments-toggle): New.
3212 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3213 because of debug stmts.
3214 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3215 (eliminate_unnecessary_stmts): Walk dominated blocks before
3217 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3218 * ira.c (memref_used_between_p): Skip debug insns.
3219 (update_equiv_regs): Likewise.
3220 * sched-deps.c (sd_lists_size): Accept empty list.
3221 (sd_init_insn): Mark debug insns.
3222 (sd_finish_insn): Unmark them.
3223 (sd_add_dep): Reject non-debug deps on debug insns.
3224 (fixup_sched_groups): Give debug insns group treatment.
3226 (sched_analyze_reg): Don't mark debug insns for sched before call.
3227 (sched_analyze_2): Handle debug insns.
3228 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3230 (deps_analyze_insn): Handle debug insns.
3231 (deps_start_bb): Skip debug insns.
3232 (init_deps): Initialize last_debug_insn.
3233 * tree-ssa.c (target_for_debug_bind): New.
3234 (find_released_ssa_name): New.
3235 (propagate_var_def_into_debug_stmts): New.
3236 (propagate_defs_into_debug_stmts): New.
3237 (verify_ssa): Skip debug bind stmts without values.
3238 (warn_uninialized_vars): Skip debug stmts.
3239 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3240 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3241 (rtx_equal_p): Likewise.
3242 * ira-costs.c (scan_one_insn): Skip debug insns.
3243 (process_bb_node_for_hard_reg_moves): Likewise.
3244 * rtl.h (DEBUG_INSN_P): New.
3245 (NONDEBUG_INSN_P): New.
3246 (MAY_HAVE_DEBUG_INSNS): New.
3247 (INSN_P): Accept debug insns.
3248 (RTX_FRAME_RELATED_P): Likewise.
3249 (INSN_DELETED_P): Likewise
3250 (PAT_VAR_LOCATION_DECL): New.
3251 (PAT_VAR_LOCATION_LOC): New.
3252 (PAT_VAR_OCATION_STATUS): New.
3253 (NOTE_VAR_LOCATION_DECL): Reimplement.
3254 (NOTE_VAR_LOCATION_LOC): Likewise.
3255 (NOTE_VAR_LOCATION_STATUS): Likewise.
3256 (INSN_VAR_LOCATION): New.
3257 (INSN_VAR_LOCATION_DECL): New.
3258 (INSN_VAR_LOCATION_LOC): New.
3259 (INSN_VAR_LOCATION_STATUS): New.
3260 (gen_rtx_UNKNOWN_VAR_LOC): New.
3261 (VAR_LOC_UNKNOWN_P): New.
3262 (NOTE_DURING_CALL_P): New.
3263 (SCHED_GROUP_P): Accept debug insns.
3264 (emit_debug_insn_before): Declare.
3265 (emit_debug_insn_before_noloc): Declare.
3266 (emit_debug_insn_beore_setloc): Declare.
3267 (emit_debug_insn_after): Declare.
3268 (emit_debug_insn_after_noloc): Declare.
3269 (emit_debug_insn_after_setloc): Declare.
3270 (emit_debug_insn): Declare.
3271 (make_debug_insn_raw): Declare.
3272 (prev_nondebug_insn): Declare.
3273 (next_nondebug_insn): Declare.
3274 (delegitimize_mem_from_attrs): Declare.
3275 (get_max_insn_count): Declare.
3276 (wrap_constant): Declare.
3277 (unwrap_constant): Declare.
3278 (get_curr_insn_source_location): Declare.
3279 (get_curr_insn_block): Declare.
3280 * tree-inline.c (insert_debug_decl_map): New.
3281 (processing_debug_stmt): New.
3282 (remap_decl): Don't create new mappings in debug stmts.
3283 (remap_gimple_op_r): Don't add references in debug stmts.
3284 (copy_tree_body_r): Likewise.
3285 (remap_gimple_stmt): Handle debug bind stmts.
3286 (copy_bb): Skip debug stmts.
3287 (copy_edges_for_bb): Likewise.
3288 (copy_debug_stmt): New.
3289 (copy_debug_stmts): New.
3290 (copy_body): Copy debug stmts at the end.
3291 (insert_init_debug_bind): New.
3292 (insert_init_stmt): Take id. Skip and emit debug stmts.
3293 (setup_one_parameter): Remap variable earlier, register debug mapping.
3294 (estimate_num_insns): Skip debug stmts.
3295 (expand_call_inline): Preserve debug_map.
3296 (optimize_inline_calls): Check for no debug_stmts left-overs.
3297 (unsave_expr_now): Preserve debug_map.
3298 (copy_gimple_seq_and_replace_locals): Likewise.
3299 (tree_function_versioning): Check for no debug_stmts left-overs.
3300 Init and destroy debug_map as needed. Split edges unconditionally.
3301 (build_duplicate_type): Init and destroy debug_map as needed.
3302 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3303 (struct copy_body_data): Add debug_stmts and debug_map.
3304 * sched-int.h (struct ready_list): Add n_debug.
3305 (struct deps): Add last_debug_insn.
3306 (DEBUG_INSN_SCHED_P): New.
3307 (BOUNDARY_DEBUG_INSN_P): New.
3308 (SCHEDULE_DEBUG_INSN_P): New.
3309 (sd_iterator_cond): Accept empty list.
3310 * combine.c (create_log_links): Skip debug insns.
3311 (combine_instructions): Likewise.
3312 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3313 return value is always unshared.
3314 (struct rtx_subst_pair): New.
3315 (auto_adjust_pair): New.
3316 (propagate_for_debug_subst): New.
3317 (propagate_for_debug): New.
3318 (try_combine): Skip debug insns. Propagate removed defs into
3320 (next_nonnote_nondebug_insn): New.
3321 (distribute_notes): Use it. Skip debug insns.
3322 (distribute_links): Skip debug insns.
3323 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3324 * resource.c (mark_target_live_regs): Likewise.
3325 * var-tracking.c: Include cselib.h and target.h.
3326 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3328 (micro_operation_type_name): New.
3329 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3330 (struct micro_operation_def): Update comments.
3331 (decl_or_value): New type. Use instead of decls.
3332 (struct emit_note_data_def): Add vars.
3333 (struct attrs_def): Use decl_or_value.
3334 (struct variable_tracking_info_def): Add permp, flooded.
3335 (struct location_chain_def): Update comment.
3336 (struct variable_part_def): Use decl_or_value.
3337 (struct variable_def): Make var_part a variable length array.
3339 (scratch_regs): New.
3340 (cselib_hook_called): New.
3341 (dv_is_decl_p): New.
3342 (dv_is_value_p): New.
3345 (dv_as_opaque): New.
3346 (dv_onepart_p): New.
3348 (IS_DECL_CODE): New.
3349 (check_value_is_not_decl): New.
3350 (dv_from_decl): New.
3351 (dv_from_value): New.
3352 (dv_htab_hash): New.
3353 (variable_htab_hash): Use it.
3354 (variable_htab_eq): Support values.
3355 (variable_htab_free): Free from the right pool.
3356 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3357 (attrs_list_union): Adjust.
3358 (attrs_list_mpdv_union): New.
3359 (tie_break_pointers): New.
3360 (canon_value_cmp): New.
3361 (unshare_variable): Return possibly-modified slot.
3362 (vars_copy_1): Adjust.
3363 (var_reg_decl_set): Adjust. Split out of...
3364 (var_reg_set): ... this.
3365 (get_init_value): Adjust.
3366 (var_reg_delete_and_set): Adjust.
3367 (var_reg_delete): Adjust.
3368 (var_regno_delete): Adjust.
3369 (var_mem_decl_set): Split out of...
3370 (var_mem_set): ... this.
3371 (var_mem_delete_and_set): Adjust.
3372 (var_mem_delete): Adjust.
3376 (variable_union): Adjust. Speed up merge of 1-part vars.
3377 (variable_canonicalize): Use unshared slot.
3378 (VALUED_RECURSED_INTO): New.
3379 (find_loc_in_1pdv): New.
3380 (struct dfset_merge): New.
3381 (insert_into_intersection): New.
3382 (intersect_loc_chains): New.
3384 (canonicalize_loc_order_check): New.
3385 (canonicalize_values_mark): New.
3386 (canonicalize_values_star): New.
3387 (variable_merge_over_cur): New.
3388 (variable_merge_over_src): New.
3389 (dataflow_set_merge): New.
3390 (dataflow_set_equiv_regs): New.
3391 (remove_duplicate_values): New.
3392 (struct dfset_post_merge): New.
3393 (variable_post_merge_new_vals): New.
3394 (variable_post_merge_perm_vals): New.
3395 (dataflow_post_merge_adjust): New.
3396 (find_mem_expr_in_1pdv): New.
3397 (dataflow_set_preserve_mem_locs): New.
3398 (dataflow_set_remove_mem_locs): New.
3399 (dataflow_set_clear_at_call): New.
3400 (onepart_variable_different_p): New.
3401 (variable_different_p): Use it.
3402 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3403 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3405 (track_loc_p): Pass it true.
3406 (struct count_use_info): New.
3407 (find_use_val): New.
3408 (replace_expr_with_values): New.
3410 (use_type): New, partially split out of...
3411 (count_uses): ... this. Count new micro-ops.
3412 (count_uses_1): Adjust.
3413 (count_stores): Adjust.
3414 (count_with_sets): New.
3415 (VAL_NEEDS_RESOLUTION): New.
3416 (VAL_HOLDS_TRACK_EXPR): New.
3417 (VAL_EXPR_IS_COPIED): New.
3418 (VAL_EXPR_IS_CLOBBERED): New.
3419 (add_uses): Adjust. Generate new micro-ops.
3420 (add_uses_1): Adjust.
3421 (add_stores): Generate new micro-ops.
3422 (add_with_sets): New.
3423 (find_src_status): Adjust.
3424 (find_src_set_src): Adjust.
3425 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3426 Handle new micro-ops. Canonicalize value equivalances.
3427 (vt_find_locations): Compute total size of hash tables for
3428 dumping. Perform merge for var-tracking-assignments. Don't
3429 disregard single-block loops.
3430 (dump_attrs_list): Handle decl_or_value.
3431 (dump_variable): Take variable. Deal with decl_or_value.
3432 (dump_variable_slot): New.
3433 (dump_vars): Use it.
3434 (dump_dataflow_sets): Adjust.
3435 (set_slot_part): New, extended to support one-part variables
3436 after splitting out of...
3437 (set_variable_part): ... this.
3438 (clobber_slot_part): New, split out of...
3439 (clobber_variable_part): ... this.
3440 (delete_slot_part): New, split out of...
3441 (delete_variable_part): .... this.
3442 (check_wrap_constant): New.
3443 (vt_expand_loc_callback): New.
3444 (vt_expand_loc): New.
3445 (emit_note_insn_var_location): Adjust. Handle values. Handle
3446 EMIT_NOTE_AFTER_CALL_INSN.
3447 (emit_notes_for_differences_1): Adjust. Handle values.
3448 (emit_notes_for_differences_2): Likewise.
3449 (emit_notes_for_differences): Adjust.
3450 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3451 Adjust. Handle new micro-ops.
3452 (vt_add_function_parameters): Adjust. Create and bind values.
3453 (vt_initialize): Adjust. Initialize scratch_regs and
3454 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3455 operations. Move some code to count_with_sets and add_with_sets.
3456 (delete_debug_insns): New.
3457 (vt_debug_insns_local): New.
3458 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3460 (var_tracking_main): If var-tracking-assignments is enabled
3461 but var-tracking isn't, delete debug insns and leave. Likewise
3462 if we exceed limits or fail the stack adjustments tests, and
3463 after all var-tracking processing.
3464 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3465 (dataflow_set): Add traversed_vars.
3466 (value_chain, const_value_chain): New typedefs.
3467 (value_chain_pool, value_chains): New variables.
3468 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3469 add_value_chains, add_cselib_value_chains, remove_value_chain,
3470 remove_value_chains, remove_cselib_value_chains): New functions.
3471 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3472 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3474 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3475 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3476 (dst_can_be_shared): New variable.
3477 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3478 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3479 different from set->vars, look up slot again instead of using the
3481 (dataflow_set_init): Initialize traversed_vars.
3482 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3483 lookup if set->vars is shared. Don't keep slot cleared before
3484 calling unshare_variable. Unshare set->vars if needed. Adjust
3485 unshare_variable callers. Clear dst_can_be_shared if needed.
3486 Even ->refcount == 1 vars must be unshared if set->vars is shared
3487 and var needs to be modified.
3488 (dataflow_set_union): Set traversed_vars during canonicalization.
3489 (VALUE_CHANGED, DECL_CHANGED): Define.
3490 (set_dv_changed, dv_changed_p): New static inlines.
3491 (track_expr_p): Clear DECL_CHANGED.
3492 (dump_dataflow_sets): Set it.
3493 (variable_was_changed): Call set_dv_changed.
3494 (emit_note_insn_var_location): Likewise.
3495 (changed_variables_stack): New variable.
3496 (check_changed_vars_1, check_changed_vars_2): New functions.
3497 (emit_notes_for_changes): Do nothing if changed_variables is
3498 empty. Traverse changed_variables with check_changed_vars_1,
3499 call check_changed_vars_2 on each changed_variables_stack entry.
3500 (emit_notes_in_bb): Add SET argument. Just clear it at the
3501 beginning, use it instead of local &set, don't destroy it at the end.
3502 (vt_emit_notes): Call dataflow_set_clear early on all
3503 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3504 computed set, dataflow_set_clear also VTI(bb)->in when we are
3505 done with the basic block. Initialize changed_variables_stack,
3506 free it afterwards. If ENABLE_CHECKING verify that after noting
3507 differences to an empty set value_chains hash table is empty.
3508 (vt_initialize): Initialize value_chains and value_chain_pool.
3509 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3510 (variable_tracking_main): Call dump_dataflow_sets before calling
3511 vt_emit_notes, not after it.
3512 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3513 (propagate_var_def_into_debug_stmts): Declare.
3514 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3515 (df_set_note): Reject debug insns.
3516 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3517 add notes to debug insns.
3518 (df_note_bb_compute): Adjust. Likewise.
3519 (df_simulate_uses): Skip debug insns.
3520 (df_simulate_initialize_backwards): Likewise.
3521 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3522 (subst_stack_regs_pat): Reject debug insns.
3523 (convert_regs_1): Handle debug insns.
3524 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3525 (print-rtl.o): Depend on cselib.h.
3526 (cselib.o): Depend on TREE_PASS_H.
3527 (var-tracking.o): Depend on cselib.h and TARGET_H.
3528 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3529 (init_ready_list): Skip boundary debug insns.
3530 (add_branch_dependences): Skip debug insns.
3531 (free_block_dependencies): Check for blocks with only debug insns.
3532 (compute_priorities): Likewise.
3533 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3534 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3536 (gimple_build_debug_bind_stat): New.
3537 (empty_body_p): Skip debug stmts.
3538 (gimple_has_side_effects): Likewise.
3539 (gimple_rhs_has_side_effects): Likewise.
3540 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3541 (gimple_build_debug_bind_stat): Declare.
3542 (gimple_build_debug_bind): Define.
3543 (is_gimple_debug): New.
3544 (gimple_debug_bind_p): New.
3545 (gimple_debug_bind_get_var): New.
3546 (gimple_debug_bind_get_value): New.
3547 (gimple_debug_bind_get_value_ptr): New.
3548 (gimple_debug_bind_set_var): New.
3549 (gimple_debug_bind_set_value): New.
3550 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3551 (gimple_debug_bind_reset_value): New.
3552 (gimple_debug_bind_has_value_p): New.
3553 (gsi_next_nondebug): New.
3554 (gsi_prev_nondebug): New.
3555 (gsi_start_nondebug_bb): New.
3556 (gsi_last_nondebug_bb): New.
3557 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3558 (print_insn): Handle DEBUG_INSN.
3559 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3560 of first insn prevail.
3561 (first_stmt): Skip debug stmts.
3562 (first_non_label_stmt): Likewise.
3563 (last_stmt): Likewise.
3564 (has_zero_uses_1): New.
3565 (single_imm_use_1): New.
3566 (verify_gimple_debug): New.
3567 (verify_types_in_gimple_stmt): Handle debug stmts.
3568 (verify_stmt): Likewise.
3569 (debug_loop_num): Skip debug stmts.
3570 (remove_edge_and_dominated_blocks): Remove dominators last.
3571 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3572 (linearize_expr): Likewise.
3573 * config/i386/i386.c (ix86_delegitimize_address): Call
3574 default implementation.
3575 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3576 (group_barrier_needed): Skip debug insns.
3577 (emit_insn_group_barriers): Likewise.
3578 (emit_all_insn_group_barriers): Likewise.
3579 (ia64_variable_issue): Handle debug insns.
3580 (ia64_dfa_new_cycle): Likewise.
3581 (final_emit_insn_group_barriers): Skip debug insns.
3582 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3583 def cfa without frame.
3584 (process_set): Likewise.
3585 (process_for_unwind_directive): Pass frame on.
3586 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3587 (rs6000_delegitimize_address): New.
3588 (rs6000_debug_adjust_cost): Handle debug insns.
3589 (is_microcoded_insn): Likewise.
3590 (is_cracked_insn): Likewise.
3591 (is_nonpipeline_insn): Likewise.
3592 (insn_must_be_first_in_group): Likewise.
3593 (insn_must_be_last_in_group): Likewise.
3594 (force_new_group): Likewise.
3595 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3596 contains only debug insns.
3597 (rtl_merge_blocks): Skip debug insns.
3598 (purge_dead_edges): Likewise.
3599 (rtl_block_ends_with_call_p): Skip debug insns.
3600 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3601 (mark_reg_dependencies): Skip debug insns.
3602 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3603 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3604 * tree-ssa-threadedge.c
3605 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3606 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3607 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3608 (copyprop_hardreg_forward_1): Handle debug insns.
3609 * reload1.c (reload): Skip debug insns. Replace unassigned
3610 pseudos in debug insns with their equivalences.
3611 (eliminate_regs_in_insn): Skip debug insns.
3612 (emit_input_reload_insns): Skip debug insns at first, adjust
3614 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3615 (get_indirect_ref_operands): Pass opf_no_vops on.
3616 (get_expr_operands): Likewise. Skip debug stmts.
3617 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3619 2009-09-01 Richard Henderson <rth@redhat.com>
3621 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3622 stmt_ends_pp_p statements at least once.
3623 * tree-vrp.c (vrp_initialize): Likewise.
3624 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3626 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3629 Fix AIX bootstrap after PR debug/30161
3630 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3631 that is a GNU extension.
3632 (tmpl_value_parm_die_table): Move the definition of this global
3633 outside #ifdef DWARF2_DEBUGGING_INFO region.
3635 2009-09-01 Richard Guenther <rguenther@suse.de>
3637 * tree.c (tree_expr_size): New function.
3638 * tree.h (tree_expr_size): Declare.
3639 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3640 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3641 * langhooks.c (lhd_expr_size): Remove.
3642 * langhooks.h (struct lang_hooks): Remove expr_size.
3643 * explow.c (expr_size): Use tree_expr_size.
3644 (int_expr_size): Likewise.
3645 * langhooks-def.h (lhd_expr_size): Remove.
3646 (LANG_HOOKS_EXPR_SIZE): Likewise.
3647 (LANG_HOOKS_INITIALIZER): Adjust.
3649 2009-09-01 Richard Guenther <rguenther@suse.de>
3651 * tree-flow.h (mark_addressable): Move declaration ...
3652 * tree.h (mark_addressable): ... here.
3653 * stmt.c (expand_asm_operands): Use mark_addressable, not
3654 lang_hooks.mark_addressable.
3655 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3656 LANG_HOOKS_MARK_ADDRESSABLE.
3657 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3658 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3660 2009-08-31 Chris Demetriou <cgd@google.com>
3662 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3663 vectorize if not TARGET_SSE2.
3665 2009-08-31 DJ Delorie <dj@redhat.com>
3667 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3668 registers if no coprocessor is enabled.
3670 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3673 * cgraph.h (cgraph_get_node): Declare ...
3674 * cgraph.c (cgraph_get_node): ... new function.
3675 * dwarf2out.c (gen_generic_params_dies,
3676 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3677 make_ith_pack_parameter_name,
3678 append_entry_to_tmpl_value_parm_die_table,
3679 gen_remaining_tmpl_value_param_die_attribute): New functions.
3680 (gen_subprogram_die): Generate debug info for template parameters
3681 if debug info level is higher than DINFO_LEVEL_TERSE.
3682 Use tree_add_const_value_attribute_for_decl instead of
3683 tree_add_const_value_attribute.
3684 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3685 instead of tree_add_const_value_attribute.
3686 (gen_struct_or_union_type_die): Generate debug
3687 info for template parameters if debug info level is higher than
3689 (tree_add_const_value_attribute): Handle integral and pointer
3690 constants. Update comment.
3691 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3692 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3693 (reference_to_unused): Fix thinko. Remove redundant predicates from
3695 (tree_add_const_value_attribute): Make this work for constant
3697 tree_add_const_value_attribute_for_decl is to be used for variable
3699 (add_location_or_const_value_attribute): Use
3700 tree_add_const_value_attribute_for_decl now.
3701 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3702 DW_TAG_template_value_param DIEs after function DIEs have been
3704 * langhooks.h (lang_hooks_for_types): Add
3705 get_argument_pack_elems.
3706 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3707 (lang_hooks): Added get_innermost_generic_parms,
3708 get_innermost_generic_args.
3709 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3710 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3711 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3712 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3714 2009-08-31 DJ Delorie <dj@redhat.com>
3716 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3717 it once we start generating the prologue or epilogue.
3718 (mep_call_saves_register): If the frame is locked, re-use
3720 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3721 (mep_expand_prologue): Call it.
3722 (mep_expand_epilogue): Likewise.
3723 (mep_start_function): Use the same logic as mep_expand_prologue.
3724 (mep_pass_by_reference): Make logic more readable.
3725 (mep_return_in_memory): Zero-sized objects are passed in memory.
3726 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3728 2009-08-31 Richard Guenther <rguenther@suse.de>
3730 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3731 to query if the memory regions for memmove overlap.
3732 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3733 asserts on pointers, instead deal with odd trees.
3734 (ptr_derefs_may_alias_p): Likewise.
3735 (refs_may_alias_p_1): Constructor bases also never alias.
3737 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3739 * doc/install.texi (Final install): Adjust reference on where to
3740 order printed manuals.
3742 2009-08-30 Olivier Hainque <hainque@adacore.com>
3744 * dwarf2out.c (switch_to_frame_table_section): Move
3745 definition prior to first use.
3747 2009-08-30 Richard Guenther <rguenther@suse.de>
3749 PR tree-optimization/41186
3750 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3751 (ao_ref_init_from_ptr_and_size): New function.
3752 (ref_maybe_used_by_call_p_1): Be more precise tracking
3753 used ranges for builtin functions.
3754 (ref_maybe_used_by_call_p): Adjust.
3755 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3756 ranges for builtin functions.
3757 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3759 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3762 * fwprop.c (get_reg_use_in): Delete.
3763 (free_load_extend): New function.
3764 (forward_propagate_subreg): Use it.
3766 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3768 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3770 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3773 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3776 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3778 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3779 fini or fini_array section.
3781 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3783 * graphite-dependences.c (graphite_legal_transform_bb): Call
3784 pbb_remove_duplicate_pdrs.
3785 * graphite-poly.c (can_collapse_pdr): Removed.
3786 (pdr_find_duplicate): Removed.
3787 (can_collapse_pdrs): New.
3788 (pbb_remove_duplicate_pdrs): New.
3789 (new_poly_dr): Do not look for duplicates.
3790 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3791 (PBB_PDR_DUPLICATES_REMOVED): New.
3792 (pbb_remove_duplicate_pdrs): Declared.
3794 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3796 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3797 the strides by multiplying by PDR_NB_REFS.
3798 * graphite-poly.c (can_collapse_pdr): New.
3799 (pdr_find_duplicate): New.
3800 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3801 Initialize PDR_NB_REFS.
3802 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3804 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3806 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3809 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3812 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3814 * graphite-dependences.c (pddr_original_scattering): Return NULL
3815 for read-read dependence relations.
3816 * graphite-poly.h (enum poly_dr_type): Fix comment.
3819 (pdr_may_write_p): New.
3821 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3823 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3824 (struct poly_dr): Same.
3825 (new_poly_dr): Same.
3826 * graphite-poly.c (new_poly_dr): Same.
3827 * graphite-dependences.c (dot_deps): Disable call to system.
3829 2009-08-28 Cary Coutant <ccoutant@google.com>
3832 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3833 struct/union/enum types local to a function.
3835 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3836 Sebastian Pop <sebastian.pop@amd.com>
3838 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3839 pbb_strip_mine_time_depth. Changed the implementation so that
3840 transformation is expressed as a transformation on
3841 time (scatttering) dimensions. Also, ensures that the 2d+1
3842 scheduling format is preserved.
3843 (pbb_strip_mine_profitable_p): Profitability is based on the
3844 iteration number of a given time (scattering) dimension,
3845 and not on a original loop depth dimension.
3846 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3847 (pbb_do_strip_mine): Call psct_dynamic_dim.
3848 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3849 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3850 (pbb_nb_dynamic_scattering_transform): New.
3851 (psct_dynamic_dim): New.
3853 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3855 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3856 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3857 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3858 * graphite-interchange.c (build_linearized_memory_access): Same.
3859 (memory_stride_in_loop): Same.
3861 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3863 * graphite-dependences.c (pddr_original_scattering): New.
3864 (graphite_legal_transform_dr): Call pddr_original_scattering.
3867 * graphite-dependences.h (dot_deps): Declared.
3868 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3869 (print_pdr): Print PDR_ID.
3870 * graphite-poly.h (struct poly_dr): Add field id.
3873 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3875 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3877 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3878 not delete the original dependence relation.
3880 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3882 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3883 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3884 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3885 (free_poly_ddr): New.
3886 (pddr_is_empty): New.
3887 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3888 (dependence_polyhedron): Same. Remove useless gcc_assert.
3890 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3891 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3892 * graphite-dependences.h (enum poly_dependence_kind): New.
3893 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3894 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3895 (PDRP_SINK): Renamed PDDR_SINK.
3896 (PDRP_DDP): Renamed PDDR_DDP.
3898 (free_poly_ddr): Declared.
3899 * graphite-poly.c (new_scop): Use the new hash function names.
3900 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3901 into original_pddrs.
3902 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3904 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3906 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3907 bounds with LT_EXPR to make niter analysis more precise on code
3908 generated by Graphite.
3910 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3912 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3913 (graphite_legal_transform_bb): Same.
3914 (poly_drs_may_alias_p): Same.
3916 2009-08-28 Richard Guenther <rguenther@suse.de>
3918 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3920 2009-08-28 Jan Beulich <jbeulich@novell.com>
3922 * config/i386/netware.c: Include langhooks.h.
3923 (i386_nlm_encode_section_info): Simplify.
3924 (netware_override_options): Delete.
3925 * config/i386/netware.h (netware_override_options): Delete
3927 (OVERRIDE_OPTIONS): Delete definition.
3928 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3929 (ASM_COMMENT_START): Define.
3930 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3932 2009-08-28 Jan Beulich <jbeulich@novell.com>
3934 * configure.ac: For in-tree ld, do a plain version check to
3935 determine whether comdat groups are supported.
3936 * configure: Regenerate.
3938 2009-08-28 Olivier Hainque <hainque@adacore.com>
3940 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3941 always defined. Reflect definition or absence of such for
3942 COLLECT_EXPORT_LIST. Readability helper.
3943 (scanfilter): New enum, to help control what symbols
3944 are to be considered or ignored by scan_prog_file.
3945 (enum pass): Rename as "scanpass", moved together with scanfilter
3946 prior to scan_prog_file's prototype.
3947 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3948 Group prototype with the scanpass/scanfilter definitions, factorize
3949 head comments for the several implementations at the prototype.
3950 (main): Reorganize the first pass link control to let AIX
3951 drag only the needed frame tables in executables. Prevent
3952 frame tables collection during the scan aimed at static ctors.
3953 Pre-link and scan for frame tables later to compensate.
3954 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3955 A C statement to issue assembly directives that create a reference
3956 to the given DWARF table identifier label from the current function
3958 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3959 to differentiate first time section entry. Only emit a .data
3960 tables start identifier label the first time around.
3961 (switch_to_frame_table_section): New function. Helper for
3962 output_call_frame_info to switch possibly BACK into the eh_frame
3963 or the debug_frame section depending on FOR_EH.
3964 (output_call_frame_info): Use helper to first enter the proper
3966 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3967 emit a link to the frame table start label from each function
3969 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3970 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3971 * config/rs6000/rs6000-protos.h: Declare it.
3972 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3974 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3976 * config/sh/sh.c (split_branches): Check the result of
3979 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3981 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3982 using -pthread -fopenmp
3984 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3986 * doc/service.texi (service directory): Update URL.
3988 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3990 PR rtl-optimization/40861
3991 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3992 extract word from a multi-word subreg for negative byte positions.
3994 2009-08-27 Tristan Gingold <gingold@adacore.com>
3995 Douglas B Rupp <rupp@gnat.com>
3997 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3998 (SECTION_VMS_OVERLAY): Define.
3999 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4001 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4003 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4004 common_object declarations.
4005 (ia64_section_type_flags): Set section flag for common_object.
4006 * config/ia64/ia64-protos.h
4007 (ia64_vms_output_aligned_decl_common): Declare.
4008 (ia64_vms_elf_asm_named_section): Declare.
4010 2009-08-27 Michael Matz <matz@suse.de>
4012 * expr.c (expand_expr_real_2): New function taking exploded
4013 unary or binary expression, split out from ...
4014 (expand_expr_real_1): ... here. Move over all unary/binary
4015 switch parts to above function, in particular these codes:
4016 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4017 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4018 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4019 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4020 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4021 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4022 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4023 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4024 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4025 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4026 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4027 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4028 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4029 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4030 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4031 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4032 VEC_PACK_FIX_TRUNC_EXPR.
4033 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4036 2009-08-27 Richard Guenther <rguenther@suse.de>
4038 * gengtype.c (main): Handle uint64_t.
4039 * ipa-utils.c (get_base_var): Indent properly.
4040 * tree-ssa-live.c (debug_scope_block): New function.
4041 * tree-flow.h (debug_scope_block): Declare.
4042 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4043 * basic-block.h (enum profile_status): Rename to
4044 enum profile_status_d.
4045 (x_profile_status): Adjust type.
4047 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4050 * dwarf2out.c (get_context_die): Declare this static function.
4051 (gen_type_die_with_usage): Make sure a DIE is a generated for
4052 the context of a typedef.
4054 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4056 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4059 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4061 * config/mips/mips-protos.h (mips_output_sync): Declare.
4062 (mips_sync_loop_insns): Likewise.
4063 (mips_output_sync_loop): Replace first two parameters with an rtx.
4064 * config/mips/mips.c (mips_multi_member): New structure.
4065 (mips_multi_members): New variable.
4066 (mips_multi_start): New function.
4067 (mips_multi_add): Likewise.
4068 (mips_multi_add_insn): Likewise.
4069 (mips_multi_add_label): Likewise.
4070 (mips_multi_last_index): Likewise.
4071 (mips_multi_copy_insn): Likewise.
4072 (mips_multi_set_operand): Likewise.
4073 (mips_multi_write): Likewise.
4074 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4075 (mips_init_print_operand_punct): Update accordingly.
4076 (mips_start_ll_sc_sync_block): New function.
4077 (mips_end_ll_sc_sync_block): Likewise.
4078 (mips_output_sync): Likewise.
4079 (mips_sync_insn1_template): Likewise.
4080 (mips_sync_insn2_template): Likewise.
4081 (mips_get_sync_operand): Likewise.
4082 (mips_process_sync_loop): Likewise.
4083 (mips_output_sync_loop): Use mips_process_sync_loop.
4084 (mips_sync_loop_insns): New function.
4085 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4086 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4087 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4088 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4089 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4090 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4091 (MIPS_SYNC_OLD_OP_12): Likewise.
4092 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4093 (MIPS_SYNC_NEW_OP_12): Likewise.
4094 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4095 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4096 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4097 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4098 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4099 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4100 * config/mips/mips.md (sync_mem): New attribute.
4101 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4102 (sync_exclusive_mask, sync_required_oldval): Likewise.
4103 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4104 (sync_release_barrier): Likewise.
4105 (length): Handle sync loops.
4106 (sync): Use mips_output_sync.
4107 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4108 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4109 and use mips_output_sync_loop.
4110 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4111 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4112 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4113 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4114 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4115 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4116 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4117 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4118 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4120 2009-08-26 Richard Guenther <rguenther@suse.de>
4123 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4124 the types to not match.
4125 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4127 * tree-ssa.c (useless_type_conversion_p): Conversions to
4128 pointers to unprototyped functions are useless.
4130 2009-08-26 Richard Guenther <rguenther@suse.de>
4132 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4133 whole-program condition, prepare to be called for non-globals.
4134 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4135 params build a representative with known type and track its fields.
4137 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4139 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4140 clearing by a taken branch.
4141 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4142 effectively after bbro pass.
4143 (sync_nand<mode>): Ditto.
4144 (sync_old_<fetchop_name><mode>): Ditto.
4145 (sync_old_nand<mode>): Ditto.
4146 (sync_new_<fetchop_name><mode>): Dito.
4147 (sync_new_nand<mode>): Ditto.
4148 (sync_compare_and_swap<mode>_1): Ditto.
4149 (*sync_compare_and_swap<mode>): Ditto.
4150 (sync_lock_test_and_set<mode>_1): Ditto.
4151 ("sync_lock_test_and_set<mode>): Ditto.
4153 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4155 * hwint.h (HOST_LONG_FORMAT): New macro
4156 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4157 Use HOST_PTR_PRINTF.
4158 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4159 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4160 (HOST_PTR_PRINTF): Document.
4162 2009-08-25 Jan Hubicka <jh@suse.cz>
4164 * config/i386/bmmintrin.h: Replace by #error.
4167 Michael Meissner <michael.meissner@amd.com>
4168 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4169 Tony Linthicum <tony.linthicum@amd.com>
4171 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4172 (TARGET_ROUND): New macro for the round/ptest instructions which
4173 are shared between SSE4.1 and SSE5.
4174 (OPTION_MASK_ISA_ROUND): Ditto.
4175 (OPTION_ISA_ROUND): Ditto.
4176 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4177 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4179 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4180 (-mfused-madd): New switch to give users control over whether the
4181 compiler optimizes to use the multiply/add SSE5 instructions.
4183 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4184 (ix86_handle_option): Turn off 3dnow if -msse5.
4185 (override_options): Add SSE5 support.
4186 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4188 (ix86_expand_sse_movcc): Add SSE5 support.
4189 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4190 vector type to the next largest size.
4191 (ix86_expand_sse5_pack): New function to use pperm to pack a
4192 vector type to the next smallest size.
4193 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4194 (IX86_BUILTIN_FMADDSD): Ditto.
4195 (IX86_BUILTIN_FMADDPS): Ditto.
4196 (IX86_BUILTIN_FMADDPD): Ditto.
4197 (IX86_BUILTIN_FMSUBSS): Ditto.
4198 (IX86_BUILTIN_FMSUBSD): Ditto.
4199 (IX86_BUILTIN_FMSUBPS): Ditto.
4200 (IX86_BUILTIN_FMSUBPD): Ditto.
4201 (IX86_BUILTIN_FNMADDSS): Ditto.
4202 (IX86_BUILTIN_FNMADDSD): Ditto.
4203 (IX86_BUILTIN_FNMADDPS): Ditto.
4204 (IX86_BUILTIN_FNMADDPD): Ditto.
4205 (IX86_BUILTIN_FNMSUBSS): Ditto.
4206 (IX86_BUILTIN_FNMSUBSD): Ditto.
4207 (IX86_BUILTIN_FNMSUBPS): Ditto.
4208 (IX86_BUILTIN_FNMSUBPD): Ditto.
4209 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4210 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4211 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4212 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4213 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4214 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4215 (IX86_BUILTIN_PPERM): Ditto.
4216 (IX86_BUILTIN_PERMPS): Ditto.
4217 (IX86_BUILTIN_PERMPD): Ditto.
4218 (IX86_BUILTIN_PMACSSWW): Ditto.
4219 (IX86_BUILTIN_PMACSWW): Ditto.
4220 (IX86_BUILTIN_PMACSSWD): Ditto.
4221 (IX86_BUILTIN_PMACSWD): Ditto.
4222 (IX86_BUILTIN_PMACSSDD): Ditto.
4223 (IX86_BUILTIN_PMACSDD): Ditto.
4224 (IX86_BUILTIN_PMACSSDQL): Ditto.
4225 (IX86_BUILTIN_PMACSSDQH): Ditto.
4226 (IX86_BUILTIN_PMACSDQL): Ditto.
4227 (IX86_BUILTIN_PMACSDQH): Ditto.
4228 (IX86_BUILTIN_PMADCSSWD): Ditto.
4229 (IX86_BUILTIN_PMADCSWD): Ditto.
4230 (IX86_BUILTIN_PHADDBW): Ditto.
4231 (IX86_BUILTIN_PHADDBD): Ditto.
4232 (IX86_BUILTIN_PHADDBQ): Ditto.
4233 (IX86_BUILTIN_PHADDWD): Ditto.
4234 (IX86_BUILTIN_PHADDWQ): Ditto.
4235 (IX86_BUILTIN_PHADDDQ): Ditto.
4236 (IX86_BUILTIN_PHADDUBW): Ditto.
4237 (IX86_BUILTIN_PHADDUBD): Ditto.
4238 (IX86_BUILTIN_PHADDUBQ): Ditto.
4239 (IX86_BUILTIN_PHADDUWD): Ditto.
4240 (IX86_BUILTIN_PHADDUWQ): Ditto.
4241 (IX86_BUILTIN_PHADDUDQ): Ditto.
4242 (IX86_BUILTIN_PHSUBBW): Ditto.
4243 (IX86_BUILTIN_PHSUBWD): Ditto.
4244 (IX86_BUILTIN_PHSUBDQ): Ditto.
4245 (IX86_BUILTIN_PROTB): Ditto.
4246 (IX86_BUILTIN_PROTW): Ditto.
4247 (IX86_BUILTIN_PROTD): Ditto.
4248 (IX86_BUILTIN_PROTQ): Ditto.
4249 (IX86_BUILTIN_PROTB_IMM): Ditto.
4250 (IX86_BUILTIN_PROTW_IMM): Ditto.
4251 (IX86_BUILTIN_PROTD_IMM): Ditto.
4252 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4253 (IX86_BUILTIN_PSHLB): Ditto.
4254 (IX86_BUILTIN_PSHLW): Ditto.
4255 (IX86_BUILTIN_PSHLD): Ditto.
4256 (IX86_BUILTIN_PSHLQ): Ditto.
4257 (IX86_BUILTIN_PSHAB): Ditto.
4258 (IX86_BUILTIN_PSHAW): Ditto.
4259 (IX86_BUILTIN_PSHAD): Ditto.
4260 (IX86_BUILTIN_PSHAQ): Ditto.
4261 (IX86_BUILTIN_FRCZSS): Ditto.
4262 (IX86_BUILTIN_FRCZSD): Ditto.
4263 (IX86_BUILTIN_FRCZPS): Ditto.
4264 (IX86_BUILTIN_FRCZPD): Ditto.
4265 (IX86_BUILTIN_CVTPH2PS): Ditto.
4266 (IX86_BUILTIN_CVTPS2PH): Ditto.
4267 (IX86_BUILTIN_COMEQSS): Ditto.
4268 (IX86_BUILTIN_COMNESS): Ditto.
4269 (IX86_BUILTIN_COMLTSS): Ditto.
4270 (IX86_BUILTIN_COMLESS): Ditto.
4271 (IX86_BUILTIN_COMGTSS): Ditto.
4272 (IX86_BUILTIN_COMGESS): Ditto.
4273 (IX86_BUILTIN_COMUEQSS): Ditto.
4274 (IX86_BUILTIN_COMUNESS): Ditto.
4275 (IX86_BUILTIN_COMULTSS): Ditto.
4276 (IX86_BUILTIN_COMULESS): Ditto.
4277 (IX86_BUILTIN_COMUGTSS): Ditto.
4278 (IX86_BUILTIN_COMUGESS): Ditto.
4279 (IX86_BUILTIN_COMORDSS): Ditto.
4280 (IX86_BUILTIN_COMUNORDSS): Ditto.
4281 (IX86_BUILTIN_COMFALSESS): Ditto.
4282 (IX86_BUILTIN_COMTRUESS): Ditto.
4283 (IX86_BUILTIN_COMEQSD): Ditto.
4284 (IX86_BUILTIN_COMNESD): Ditto.
4285 (IX86_BUILTIN_COMLTSD): Ditto.
4286 (IX86_BUILTIN_COMLESD): Ditto.
4287 (IX86_BUILTIN_COMGTSD): Ditto.
4288 (IX86_BUILTIN_COMGESD): Ditto.
4289 (IX86_BUILTIN_COMUEQSD): Ditto.
4290 (IX86_BUILTIN_COMUNESD): Ditto.
4291 (IX86_BUILTIN_COMULTSD): Ditto.
4292 (IX86_BUILTIN_COMULESD): Ditto.
4293 (IX86_BUILTIN_COMUGTSD): Ditto.
4294 (IX86_BUILTIN_COMUGESD): Ditto.
4295 (IX86_BUILTIN_COMORDSD): Ditto.
4296 (IX86_BUILTIN_COMUNORDSD): Ditto.
4297 (IX86_BUILTIN_COMFALSESD): Ditto.
4298 (IX86_BUILTIN_COMTRUESD): Ditto.
4299 (IX86_BUILTIN_COMEQPS): Ditto.
4300 (IX86_BUILTIN_COMNEPS): Ditto.
4301 (IX86_BUILTIN_COMLTPS): Ditto.
4302 (IX86_BUILTIN_COMLEPS): Ditto.
4303 (IX86_BUILTIN_COMGTPS): Ditto.
4304 (IX86_BUILTIN_COMGEPS): Ditto.
4305 (IX86_BUILTIN_COMUEQPS): Ditto.
4306 (IX86_BUILTIN_COMUNEPS): Ditto.
4307 (IX86_BUILTIN_COMULTPS): Ditto.
4308 (IX86_BUILTIN_COMULEPS): Ditto.
4309 (IX86_BUILTIN_COMUGTPS): Ditto.
4310 (IX86_BUILTIN_COMUGEPS): Ditto.
4311 (IX86_BUILTIN_COMORDPS): Ditto.
4312 (IX86_BUILTIN_COMUNORDPS): Ditto.
4313 (IX86_BUILTIN_COMFALSEPS): Ditto.
4314 (IX86_BUILTIN_COMTRUEPS): Ditto.
4315 (IX86_BUILTIN_COMEQPD): Ditto.
4316 (IX86_BUILTIN_COMNEPD): Ditto.
4317 (IX86_BUILTIN_COMLTPD): Ditto.
4318 (IX86_BUILTIN_COMLEPD): Ditto.
4319 (IX86_BUILTIN_COMGTPD): Ditto.
4320 (IX86_BUILTIN_COMGEPD): Ditto.
4321 (IX86_BUILTIN_COMUEQPD): Ditto.
4322 (IX86_BUILTIN_COMUNEPD): Ditto.
4323 (IX86_BUILTIN_COMULTPD): Ditto.
4324 (IX86_BUILTIN_COMULEPD): Ditto.
4325 (IX86_BUILTIN_COMUGTPD): Ditto.
4326 (IX86_BUILTIN_COMUGEPD): Ditto.
4327 (IX86_BUILTIN_COMORDPD): Ditto.
4328 (IX86_BUILTIN_COMUNORDPD): Ditto.
4329 (IX86_BUILTIN_COMFALSEPD): Ditto.
4330 (IX86_BUILTIN_COMTRUEPD): Ditto.
4331 (IX86_BUILTIN_PCOMEQUB): Ditto.
4332 (IX86_BUILTIN_PCOMNEUB): Ditto.
4333 (IX86_BUILTIN_PCOMLTUB): Ditto.
4334 (IX86_BUILTIN_PCOMLEUB): Ditto.
4335 (IX86_BUILTIN_PCOMGTUB): Ditto.
4336 (IX86_BUILTIN_PCOMGEUB): Ditto.
4337 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4338 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4339 (IX86_BUILTIN_PCOMEQUW): Ditto.
4340 (IX86_BUILTIN_PCOMNEUW): Ditto.
4341 (IX86_BUILTIN_PCOMLTUW): Ditto.
4342 (IX86_BUILTIN_PCOMLEUW): Ditto.
4343 (IX86_BUILTIN_PCOMGTUW): Ditto.
4344 (IX86_BUILTIN_PCOMGEUW): Ditto.
4345 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4346 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4347 (IX86_BUILTIN_PCOMEQUD): Ditto.
4348 (IX86_BUILTIN_PCOMNEUD): Ditto.
4349 (IX86_BUILTIN_PCOMLTUD): Ditto.
4350 (IX86_BUILTIN_PCOMLEUD): Ditto.
4351 (IX86_BUILTIN_PCOMGTUD): Ditto.
4352 (IX86_BUILTIN_PCOMGEUD): Ditto.
4353 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4354 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4355 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4356 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4357 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4358 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4359 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4360 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4361 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4362 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4363 (IX86_BUILTIN_PCOMEQB): Ditto.
4364 (IX86_BUILTIN_PCOMNEB): Ditto.
4365 (IX86_BUILTIN_PCOMLTB): Ditto.
4366 (IX86_BUILTIN_PCOMLEB): Ditto.
4367 (IX86_BUILTIN_PCOMGTB): Ditto.
4368 (IX86_BUILTIN_PCOMGEB): Ditto.
4369 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4370 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4371 (IX86_BUILTIN_PCOMEQW): Ditto.
4372 (IX86_BUILTIN_PCOMNEW): Ditto.
4373 (IX86_BUILTIN_PCOMLTW): Ditto.
4374 (IX86_BUILTIN_PCOMLEW): Ditto.
4375 (IX86_BUILTIN_PCOMGTW): Ditto.
4376 (IX86_BUILTIN_PCOMGEW): Ditto.
4377 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4378 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4379 (IX86_BUILTIN_PCOMEQD): Ditto.
4380 (IX86_BUILTIN_PCOMNED): Ditto.
4381 (IX86_BUILTIN_PCOMLTD): Ditto.
4382 (IX86_BUILTIN_PCOMLED): Ditto.
4383 (IX86_BUILTIN_PCOMGTD): Ditto.
4384 (IX86_BUILTIN_PCOMGED): Ditto.
4385 (IX86_BUILTIN_PCOMFALSED): Ditto.
4386 (IX86_BUILTIN_PCOMTRUED): Ditto.
4387 (IX86_BUILTIN_PCOMEQQ): Ditto.
4388 (IX86_BUILTIN_PCOMNEQ): Ditto.
4389 (IX86_BUILTIN_PCOMLTQ): Ditto.
4390 (IX86_BUILTIN_PCOMLEQ): Ditto.
4391 (IX86_BUILTIN_PCOMGTQ): Ditto.
4392 (IX86_BUILTIN_PCOMGEQ): Ditto.
4393 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4394 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4395 (enum multi_arg_type): New enum for describing the various SSE5
4396 intrinsic argument types.
4397 (bdesc_multi_arg): New table for SSE5 intrinsics.
4398 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4399 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4401 (ix86_expand_builtin): Add SSE5 intrinsic support.
4402 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4403 operand instructions.
4404 (ix86_expand_sse5_multiple_memory): New function to split the
4405 second memory reference from SSE5 instructions.
4406 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4407 (ix86_return_pops_args): Use stdarg_p to determine if the function
4408 has variable arguments.
4409 (ix86_setup_incoming_varargs): Ditto.
4410 (x86_this_parameter): Ditto.
4412 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4414 (ix86_expand_sse5_pack): Ditto.
4415 (ix86_sse5_valid_op_p): Ditto.
4416 (ix86_expand_sse5_multiple_memory): Ditto.
4418 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4419 constant for SSE5 support.
4420 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4421 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4422 (UNSPEC_SSE5_PERMUTE): Ditto.
4423 (UNSPEC_SSE5_ASHIFT): Ditto.
4424 (UNSPEC_SSE5_LSHIFT): Ditto.
4425 (UNSPEC_FRCZ): Ditto.
4426 (UNSPEC_CVTPH2PS): Ditto.
4427 (UNSPEC_CVTPS2PH): Ditto.
4428 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4430 (COM_FALSE_S): Ditto.
4431 (COM_FALSE_P): Ditto.
4432 (COM_TRUE_S): Ditto.
4433 (COM_TRUE_P): Ditto.
4434 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4435 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4437 (memory attribute): Ditto.
4438 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4439 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4440 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4441 (floor<mode>2): Ditto.
4442 (ceil<mode>2): Ditto.
4443 (btrunc<mode>2): Ditto.
4444 (nearbyintdf2): Ditto.
4445 (nearbyintsf2): Ditto.
4446 (sse_setccsf): Disable if SSE5.
4447 (sse_setccdf): Ditto.
4448 (sse5_setcc<mode>): New support for SSE5 conditional move.
4449 (sse5_pcmov_<mode>): Ditto.
4451 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4453 (SSEMODEF2P): Ditto.
4454 (ssemodesuffixf4): New mode attribute for SSE5.
4455 (ssemodesuffixf2s): Ditto.
4456 (ssemodesuffixf2c): Ditto.
4457 (sserotatemax): Ditto.
4458 (ssescalarmode): Ditto.
4459 (sse_maskcmpv4sf3): Disable if SSE5.
4460 (sse_maskcmpv2df3): Ditto.
4461 (sse_vmmaskcmpv4sf3): Ditto.
4462 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4463 (sse5_vmfmadd<mode>4): Ditto.
4464 (sse5_fmsub<mode>4): Ditto.
4465 (sse5_vmfmsub<mode>4): Ditto.
4466 (sse5_fnmadd<mode>4): Ditto.
4467 (sse5_vmfnmadd<mode>4): Ditto.
4468 (sse5_fnmsub<mode>4): Ditto.
4469 (sse5_vmfnmsub<mode>4): Ditto.
4470 (sse5i_fmadd<mode>4): Ditto.
4471 (sse5i_fmsub<mode>4): Ditto.
4472 (sse5i_fnmadd<mode>4): Ditto.
4473 (sse5i_fnmsub<mode>4): Ditto.
4474 (sse5i_vmfmadd<mode>4): Ditto.
4475 (sse5i_vmfmsub<mode>4): Ditto.
4476 (sse5i_vmfnmadd<mode>4): Ditto.
4477 (sse5i_vmfnmsub<mode>4): Ditto.
4478 (mulv16qi3): Add SSE5 support.
4480 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4481 (sse2_mulv4si3): Disable if SSE5.
4482 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4483 (sse4_1_roundps): Ditto.
4484 (sse4_1_roundsd): Ditto.
4485 (sse4_1_roundss): Ditto.
4486 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4488 (sse_maskcmpsf3): Ditto.
4489 (sse_vmmaskcmpv4sf3): Ditto.
4490 (sse2_maskcmpv2df3): Ditto.
4491 (sse2_maskcmpdf3): Ditto.
4492 (sse2_vmmaskcmpv2df3): Ditto.
4493 (sse2_eq<mode>3): Ditto.
4494 (sse2_gt<mode>3): Ditto.
4495 (sse5_pcmov_<mode>): Add SSE5 support.
4496 (vec_unpacku_hi_v16qi): Ditto.
4497 (vec_unpacks_hi_v16qi): Ditto.
4498 (vec_unpacku_lo_v16qi): Ditto.
4499 (vec_unpacks_lo_v16qi): Ditto.
4500 (vec_unpacku_hi_v8hi): Ditto.
4501 (vec_unpacks_hi_v8hi): Ditto.
4502 (vec_unpacku_lo_v8hi): Ditto.
4503 (vec_unpacks_lo_v8hi): Ditto.
4504 (vec_unpacku_hi_v4si): Ditto.
4505 (vec_unpacks_hi_v4si): Ditto.
4506 (vec_unpacku_lo_v4si): Ditto.
4507 (vec_unpacks_lo_v4si): Ditto.
4508 (sse5_pmacsww): New SSE5 intrinsic insn.
4509 (sse5_pmacssww): Ditto.
4510 (sse5_pmacsdd): Ditto.
4511 (sse5_pmacssdd): Ditto.
4512 (sse5_pmacssdql): Ditto.
4513 (sse5_pmacssdqh): Ditto.
4514 (sse5_pmacsdqh): Ditto.
4515 (sse5_pmacsswd): Ditto.
4516 (sse5_pmacswd): Ditto.
4517 (sse5_pmadcsswd): Ditto.
4518 (sse5_pmadcswd): Ditto.
4519 (sse5_pcmov_<move>): Conditional move support on SSE5.
4520 (sse5_phaddbw): New SSE5 intrinsic insn.
4521 (sse5_phaddbd): Ditto.
4522 (sse5_phaddbq): Ditto.
4523 (sse5_phaddwd): Ditto.
4524 (sse5_phaddwq): Ditto.
4525 (sse5_phadddq): Ditto.
4526 (sse5_phaddubw): Ditto.
4527 (sse5_phaddubd): Ditto.
4528 (sse5_phaddubq): Ditto.
4529 (sse5_phadduwd): Ditto.
4530 (sse5_phadduwq): Ditto.
4531 (sse5_phaddudq): Ditto.
4532 (sse5_phsubbw): Ditto.
4533 (sse5_phsubwd): Ditto.
4534 (sse5_phsubdq): Ditto.
4535 (sse5_pperm): Ditto.
4536 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4537 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4538 (sse5_pperm_sign_v8hi_v4si): Ditto.
4539 (sse5_pperm_zero_v8hi_v4si): Ditto.
4540 (sse5_pperm_sign_v4si_v2di): Ditto.
4541 (sse5_pperm_sign_v4si_v2di): Ditto.
4542 (sse5_pperm_pack_v2di_v4si): Ditto.
4543 (sse5_pperm_pack_v4si_v8hi): Ditto.
4544 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4545 (sse5_perm<mode>): New SSE5 intrinsic insn.
4546 (rotl<mode>3): Ditto.
4547 (sse5_rotl<mode>3): Ditto.
4548 (sse5_ashl<mode>3): Ditto.
4549 (sse5_lshl<mode>3): Ditto.
4550 (sse5_frcz<mode>2): Ditto.
4551 (sse5s_frcz<mode>2): Ditto.
4552 (sse5_cvtph2ps): Ditto.
4553 (sse5_cvtps2ph): Ditto.
4554 (sse5_vmmaskcmp<mode>3): Ditto.
4555 (sse5_com_tf<mode>3): Ditto.
4556 (sse5_maskcmp<mode>3): Ditto.
4557 (sse5_maskcmp_uns<mode>3): Ditto.
4558 (sse5_maskcmp_uns2<mode>3): Ditto.
4559 (sse5_pcom_tf<mode>3): Ditto.
4561 * config/i386/predicates.md (sse5_comparison_float_operator):
4562 New predicate to match the comparison operators supported by
4563 the SSE5 com instruction.
4564 (ix86_comparison_int_operator): New predicate to match just the
4565 signed int comparisons.
4566 (ix86_comparison_uns_operator): New predicate to match just the
4567 unsigned int comparisons.
4569 * doc/invoke.texi (-msse5): Add documentation.
4570 (-mfused-madd): Ditto.
4572 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4574 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4576 (x86_64-*-*): Ditto.
4578 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4580 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4581 intrinisics for SSE5.
4583 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4586 * config/i386/mmintrin-common.h: New file, to contain common
4587 instructions between SSE4.1 and SSE5.
4589 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4590 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4591 (gen_regparm_prefix): Ditto.
4593 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4594 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4595 prototype_p to determine if a function is prototyped.
4597 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4599 * c-common.c (c_common_reswords) add the alignof keyword,
4600 with same RID as __alignof and __alignof__
4602 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4604 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4605 * hooks.c (hook_bool_const_int_const_int_true): New function.
4606 * target.h (struct gcc_target): Add can_eliminate field.
4607 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4608 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4609 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4610 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4611 (elim_table): Revise comment.
4612 * system.h (CAN_ELIMINATE): Poison.
4613 * defaults.h (CAN_ELIMINATE): Remove.
4614 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4616 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4617 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4619 (alpha_vms_can_eliminate): Declare as static, change return type to
4621 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4623 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4624 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4625 (arm_can_eliminate): New function.
4627 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4628 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4629 (avr_can_eliminate): Declare as static.
4630 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4632 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4633 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4634 (bfin_can_eliminate): New function.
4636 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4637 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4638 (crx_can_eliminate): New function.
4640 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4641 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4642 (fr30_can_eliminate): New function.
4644 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4645 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4646 (frv_can_eliminate): New function.
4648 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4649 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4650 (h8300_can_eliminate): New function.
4652 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4653 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4654 (i386_can_eliminate): Declare as static, change return type to bool.
4655 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4657 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4658 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4659 (ia64_can_eliminate): New function.
4661 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4662 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4663 (iq2000_can_eliminate): New function.
4665 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4666 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4667 (m32r_can_eliminate): New function.
4669 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4670 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4671 (m68hc11_can_eliminate): New function.
4673 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4674 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4675 (m68k_can_eliminate): New function.
4677 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4678 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4679 (mep_can_eliminate): New function.
4681 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4682 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4683 (mips_can_eliminate): New function.
4685 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4686 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4687 (rs6000_can_eliminate): New function.
4689 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4690 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4691 (s390_can_eliminate): Declare as static.
4692 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4694 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4695 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4696 (score_can_eliminate): New function.
4698 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4699 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4700 (sparc_can_eliminate): Declare as static.
4701 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4703 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4704 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4705 (xstormy16_can_eliminate): New function.
4707 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4708 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4709 (v850_can_eliminate): New function.
4711 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4713 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4714 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4715 (*movdfcc_ext[1234]): Disable for IEEE mode.
4717 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4719 * gimplify.c (prepare_gimple_addressable): New static function.
4720 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4722 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4723 manually fiddling with it.
4725 2009-08-25 Michael Matz <matz@suse.de>
4727 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4728 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4730 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4731 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4732 (do_jump): Split out code for simple binary comparisons into ...
4733 (do_jump_1): ... this, taking the individual operands and code.
4734 Change callers to helper function above accordingly.
4735 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4738 2009-08-25 Michael Matz <matz@suse.de>
4740 * expr.h (struct separate_ops, sepops): New type for passing
4741 around an exploded simple expression.
4742 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4743 Use this structure instead of expression tree.
4744 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4745 expression, only its type.
4746 (expand_vec_cond_expr): Take type and individual operands instead
4748 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4749 expand_vec_shift_expr): Change prototype accordingly.
4750 * tree-vect-stmts.c (vectorizable_condition): Change call of
4751 expand_vec_cond_expr_p to pass only type.
4752 * expr.c (do_store_flags): Change prototype and implementation
4753 to take an exploded expression.
4754 (expand_expr_real_1): New local ops initialized with details
4755 of the full expression. Use it instead of full
4756 expression in calls to do_store_flags, expand_vec_cond_expr,
4757 expand_widen_pattern_expr and expand_vec_shift_expr.
4759 2009-08-25 Michael Matz <matz@suse.de>
4761 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4762 treeop2 initialized with first three operands of the full expression.
4763 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4765 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4767 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4768 (__gthread_objc_condition_allocate): Mark arguments as unused.
4769 (__gthread_objc_condition_deallocate): Likewise.
4770 (__gthread_objc_condition_wait): Likewise.
4771 (__gthread_objc_condition_broadcast): Likewise.
4772 (__gthread_objc_condition_signal): Likewise.
4773 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4774 (__gthread_objc_thread_id): Likewise.
4776 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4779 * tree-pretty-print.c (print_call_name): Print the correct call name
4780 for procedure pointer components.
4782 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4784 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4785 default_promote_function_mode when not VMS.
4787 2009-08-24 Olivier Hainque <hainque@adacore.com>
4789 * convert.c (convert_to_integer): Don't assume an input pointer is
4790 POINTER_SIZE wide. Fetch from the type instead.
4792 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4794 * configure.ac (AC_PREREQ): Bump to 2.64.
4796 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4798 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4799 (process_command): Don't search standard_exec_prefix_1 and
4800 standard_exec_prefix_2.
4802 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4804 * config/arm/arm.c (output_return_instruction): Handle for
4807 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4809 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4811 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4813 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4814 (*arm_movdf_vfp): Likewise.
4816 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4818 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4819 (vashr<mode>3): Rename from ashr<mode>3.
4820 (vlshr<mode>3): Rename from lshr<mode>3.
4822 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4825 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4826 (check_format_info_main): Use scalar_identify_flag.
4827 (check_format_types): Check for scalar size identity if
4828 scalar_identify_flag is set.
4829 (printf_length_specs): Extend by new field.
4830 (asm_fprintf_length_specs): Likewise.
4831 (gcc_diag_length_specs): Likewise.
4832 (scanf_length_specs): Likewise.
4833 (strfmon_length_specs): Likewise.
4834 (gcc_gfc_length_specs): Likewise.
4835 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4836 (ms_printf_flag_specs): Likewise.
4837 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4839 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4842 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4843 (*call_value_pop_1): Ditto.
4844 (*sibcall_pop_1): New insn pattern.
4845 (*sibcall_value_pop_1): Ditto.
4847 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4850 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4853 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4856 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4857 (get_reg_use_in): New function.
4858 (forward_propagate_subreg): Propagate through subreg of zero_extend
4861 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4863 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4864 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4866 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4868 * configure.ac: Remove --with-datarootdir, --with-docdir,
4869 --with-htmldir switches. No need to call AC_SUBST for
4870 datarootdir, docdir, htmldir any more.
4871 * configure: Regenerate.
4872 * doc/install.texi (Configuration): Document --datarootdir,
4873 --docdir, --htmldir, --pdfdir; update documentation for
4874 --infodir, --mandir.
4875 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4878 * aclocal.m4: Regenerate.
4879 * config.in: Regenerate.
4880 * configure: Regenerate.
4882 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4883 Olivier Hainque <hainque@adacore.com>
4885 * config/ia64/ia64.c: Include libfuncs.h.
4886 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4887 (ia64_expand_call): Use reg 25 on VMS.
4888 (ia64_initialize_trampoline): Fix for VMS ABI.
4889 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4890 (ia64_function_arg): Initialize reg 25 on VMS.
4891 Fix OpenVMS ABI issues for varargs.
4892 For OpenVMS, emit the Argument Information register set in the
4893 incoming/sibcall case as well.
4894 (ia64_arg_type): New function.
4895 (ia64_function_arg_advance): Keep track of cum->words.
4896 Fix OpenVMS ABI issues for varargs.
4897 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4898 (ia64_override_options): Set flag_no_common on VMS.
4899 (ia64_init_builtins): Disable FWRITE builtin.
4900 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4901 (ia64_vms_init_libfuncs): Add decc$ routines.
4902 (ia64_vms_valid_pointer_mode): New function.
4903 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4904 (ia64_promote_function_mode): New function
4905 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4906 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4907 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4908 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4909 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4910 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4911 Suppress trailing '#' if VALUE is numeric.
4912 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4913 ia64_promote_function_mode.
4914 (TARGET_VALID_POINTER_MODE): Define.
4916 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4919 * config/rs6000/rs6000.c (rs6000_override_options): Use
4920 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4923 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4924 reporting of vector + decimal/boolean/complex error.
4926 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4928 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4929 __vector double TYPE_DECL.
4931 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4933 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4934 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4935 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4936 to pointer to enum machine_mode. Update all callers as needed.
4938 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4940 * config/alpha/alpha.md (exception_receiver): Emit alternative
4941 GP load sequence if flag_reorder_blocks_and_partition is set.
4942 (*exception_receiver_2): Also enable when
4943 flag_reorder_blocks_and_partition is set.
4945 2009-08-20 Matt Rice <ratmice@gmail.com>
4946 Diego Novillo <dnovillo@google.com>
4948 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4951 2009-08-20 Richard Guenther <rguenther@suse.de>
4953 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4954 * c-tree.h (c_dup_lang_specific_decl): Remove.
4955 (struct lang_decl, struct lang_type): Move definitions ...
4956 * c-lang.h: ... here. New file.
4957 * c-decl.c: Include c-lang.h.
4958 (c_dup_lang_specific_decl): Remove.
4959 * c-typeck.c: Include c-lang.h.
4960 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4961 (c-typeck.o): Likewise.
4962 * c-config-lang.in (gtfiles): Add c-lang.h.
4963 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4966 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4968 * config/alpha/alpha.c (alpha_end_function): Do not clear
4969 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4970 this is now handled in generic code.
4972 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4974 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4975 (s390_z10_fix_long_loop_prediction): New function.
4976 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4977 (s390_reorg): Walk over the INSNs and invoke
4978 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4980 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4982 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4983 "*brx_64bit", "*brx_31bit"): New patterns.
4984 * config/s390/s390.c ('E'): New output modifier.
4986 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4987 Richard Earnshaw <richard.earnshaw@arm.com>
4989 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4990 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4992 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4994 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4996 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4997 for mode mode of operand0 when doing secondary reload for SAR.
4999 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5002 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5003 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5005 2009-08-19 Jason Merrill <jason@redhat.com>
5007 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5008 supported template depth in C++0x.
5010 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5012 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5013 free_after_compilation.
5014 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5015 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5016 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5017 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5018 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5019 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5020 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5022 2009-08-19 Ian Lance Taylor <iant@google.com>
5024 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5025 of (plus (mult (neg B) C) A).
5027 2009-08-18 Michael Matz <matz@suse.de>
5029 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5030 instead of comparing TYPE_MAIN_VARIANT for equality.
5031 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5032 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5033 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5034 * gimplify.c (goa_lhs_expr_p): Ditto and use
5035 STRIP_USELESS_TYPE_CONVERSION.
5037 2009-08-18 Michael Matz <matz@suse.de>
5039 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5040 first field in a struct.
5041 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5043 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5045 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5046 locators before emit_insn is called. Remove assert that
5048 (alpha_end_function): Clear crtl->emit structure and free insn
5049 locators if cfun->is_thunk is true.
5051 2009-08-18 Jason Merrill <jason@redhat.com>
5053 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5055 * configure.ac: Test for it.
5056 * configure, config.in: Regenerate.
5057 * doc/install.texi: Document --enable-gnu-unique-object.
5059 2009-08-18 Richard Guenther <rguenther@suse.de>
5062 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5063 pow(x,y*z) only if x is nonnegative.
5065 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5067 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5071 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5072 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5074 2009-08-17 DJ Delorie <dj@redhat.com>
5076 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5077 * config/m32c/prologue.md (epilogue_freit): New.
5079 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5080 (bank_switch_p): Likewise.
5081 (fast_interrupt_p): Likewise.
5082 (interrupt_p): Likewise.
5083 (m32c_conditional_register_usage): Round memregs size up.
5084 (need_to_save): We only need to save $a0 when we use ENTER.
5085 (interrupt_p): Check for fast_interrupt too.
5086 (bank_switch_p): New.
5087 (fast_interrupt_p): New.
5088 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5089 (m32c_emit_prolog): Support bank switching and fast interrupts.
5090 * doc/extend.texi (Function Attributes): Add bank_switch and
5093 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5095 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5096 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5098 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5100 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5101 (menu): Add IA-64/VMS Options.
5102 (IA-64/VMS Options): Likewise.
5104 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5107 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5109 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5111 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5112 (mips_pop_asm_switch): Likewise.
5113 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5115 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5116 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5117 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5118 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5119 instead of set_noreorder.
5120 (mips_output_function_prologue): Use the new functions.
5121 (mips_output_function_epilogue): Likewise.
5122 (mips_need_noat_wrapper_p): New function, split out from...
5123 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5124 Use mips_push_asm_switch and mips_pop_asm_switch.
5125 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5126 and mips_pop_asm_switch.
5127 (ASM_OUTPUT_REG_POP): Likewise.
5128 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5129 Use mips_pop_asm_switch.
5130 (mips_asm_switch): New structure.
5131 (set_noreorder, set_nomacro): Replace with...
5132 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5133 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5134 instead of set_nomacro.
5135 (fix_truncsfsi2_macro): Likewise.
5136 (cprestore): Likewise.
5137 (hazard): Use mips_noreorder instead of set_noreorder.
5138 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5140 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5142 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5143 from prev_active_insn.
5145 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5147 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5148 * config/avr/avr.c (avr_override_options): Initialize
5149 avr_current_arch variable.
5150 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5151 __AVR_HAVE_16BIT_SP__ according to the device type.
5152 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5154 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5155 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5157 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5160 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5161 generating inlined subroutine die only. We shouldn't be
5162 called for anything else.
5163 (gen_block_die): Don't generate inline subroutine debug info for
5166 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5168 * graphite-poly.c (print_pbb): Print PBB index.
5170 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5173 * graphite-interchange.c (ppl_max_for_le): Moved...
5174 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5175 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5176 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5177 * graphite-ppl.h (ppl_max_for_le): Declared.
5179 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5181 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5182 supported on all platforms.
5183 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5184 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5185 * c-pragma.c: Likewise.
5186 * target-def.h (TARGET_INITIALIZER): Remove
5187 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5188 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5190 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5192 * config/ia64/fde-vms.c: New file.
5193 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5194 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5195 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5196 (uw_frame_state_for): Only register a personality routine if it is
5197 known to be compatible with our expectations.
5198 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5199 Declare unw_table_entry stack variable and
5200 mod all calls to _Unwind_FindTableEntry to add arg.
5201 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5202 (_Unwind_FindTableEntry): Add arg to prototype.
5204 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5206 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5207 field 'signal_pfs_loc'.
5208 (uw_frame_state_for): Remove duplicate code dealing with leaf
5209 procedures without unwind info.
5210 If in the frame after unwinding through a signal handler, restore
5211 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5212 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5213 'pfs_loc' to the AR.PFS location in the signal context; instead
5214 set 'signal_pfs_loc'.
5215 Manually generate the unwind info for the AR.PFS register.
5216 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5217 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5218 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5219 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5220 instead set 'signal_pfs_loc'.
5221 Remove code preventing the AR.PFS register from being restored
5222 from the signal context.
5224 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5225 Tristan Gingold <gingold@adacore.com>
5227 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5228 * config/ia64/t-vms: New file.
5229 * config/ia64/vms64.h: New file.
5230 * config/ia64/vms.h: New file.
5231 * config/ia64/vms-crtinit.asm: New file.
5232 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5233 * config/ia64/vms-unwind.h: New file.
5235 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5237 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5240 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5243 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5245 * real.h (do_mpc_arg2): ... here.
5246 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5249 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5251 * final.c (add_debug_prefix_map): Don't use GC memory for
5252 old_prefix and new_prefix.
5254 2009-08-14 Richard Guenther <rguenther@suse.de>
5256 * ipa-prop.c (compute_complex_pass_through): If we cannot
5257 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5259 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5261 * c-lex.c (c_lex_with_flags): Increase size of local variable
5262 to avoid memory clobber.
5264 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5267 * config/i386/i386.c (ix86_fp_comparison_strategy):
5268 Only enable/disable sahf at function granularity.
5270 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5272 PR rtl-optimization/41064
5273 * reload1.c (reload_as_needed): Don't call extract_insn
5274 for known invalid replacements after calling
5275 validate_replace_rtx_group and verify_changes.
5277 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5280 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5281 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5282 ix86_expand_fp_vcond.
5283 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5284 Assert that operation is supported by ix86_expand_int_vcond.
5285 (vcondu<SSEMODE124C8:mode>): Ditto.
5287 2009-08-13 DJ Delorie <dj@redhat.com>
5289 * config/i386/djgpp-stdint.h: New.
5290 * config.gcc (djgpp): Use it.
5292 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5294 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5295 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5297 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5299 * tree-ssa-loop-prefetch.c
5300 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5301 for long-stride pruning.
5302 (compute_miss_rate): New function to compute the probability
5303 that two memory references access different cache lines.
5305 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5307 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5309 2009-08-13 Richard Guenther <rguenther@suse.de>
5312 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5313 use the constant pointer type.
5314 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5315 of CV qualifiers on the target pointer type.
5316 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5317 conversion check before restrict check.
5319 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5322 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5324 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5326 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5328 2009-08-12 Richard Guenther <rguenther@suse.de>
5330 PR tree-optimization/41011
5331 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5332 and reference constructing.
5334 2009-08-12 Xinliang David Li <davidxl@google.com>
5336 PR tree-optimization/41012
5337 * tree-flow.h : New external interface.
5338 * gimple-low.c (check_call_arg): Change to public function.
5339 Remove argument mismatch check in lowering.
5340 * tree-inline.h (tree_can_inline_p): Interface change.
5341 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5343 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5344 Call change to tree_can_inline_p function.
5345 (cgraph_decide_inlining_incrementally): Ditto.
5347 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5349 PR tree-optimization/41031
5350 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5351 on the partition variable rather than promote_mode on the source
5352 type. Assert that the partition variable's type has the same
5353 mode as the source value's.
5355 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5357 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5358 for for_return == 2.
5359 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5361 * calls.c (expand_call): Fix typo.
5362 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5364 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5366 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5367 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5368 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5369 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5371 2009-08-12 Andrew Haley <aph@redhat.com>
5373 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5375 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5378 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5380 2009-08-12 Richard Guenther <rguenther@suse.de>
5382 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5383 * gimplify.c (gimplify_modify_expr): Do not use
5384 lang_hooks.types_compatible_p.
5385 * tree-ssa.c (useless_type_conversion_p): For aggregates
5386 just return false if the canonical types differ.
5388 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5391 * sese.c (convert_for_phi_arg): New.
5392 (add_guard_exit_phis): Use convert_for_phi_arg.
5394 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5396 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5397 unknown subscript upper bounds.
5399 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5400 Pranav Garg <pranav.garg2107@gmail.com>
5402 * graphite-interchange.c (gather_access_strides): Removed.
5403 (ppl_max_for_le): New.
5404 (build_linearized_memory_access): New.
5405 (memory_stride_in_loop): New.
5406 (pbb_interchange_profitable_p): Reimplemented.
5407 * graphite-ppl.h (ppl_new_id_map): New.
5408 (ppl_interchange): New.
5410 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5412 * graphite-interchange.c (compute_subscript): Removed.
5413 (compute_array_size_cstr): Removed.
5414 (compute_array_size_poly): Removed.
5415 (compute_array_size): Removed.
5416 (gather_access_strides_poly): Removed.
5417 (gather_access_strides): Empty.
5419 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5421 * graphite-dependences.c (dependence_polyhedron_1): Replace
5422 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5423 (graphite_legal_transform_dr): Same.
5424 (graphite_carried_dependence_level_k): Same.
5425 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5426 Initialize PDR_NB_SUBSCRIPTS.
5427 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5429 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5430 (PDR_NB_SUBSCRIPTS): New.
5431 (pdr_nb_subscripts): Removed.
5432 (pdr_dim): Simplified.
5433 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5434 with PDR_NB_SUBSCRIPTS.
5436 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5438 * graphite-interchange.c (compute_array_size): Remove use of
5440 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5441 Do not initialize PDR_DATA_CONTAINER.
5442 (print_pdr): Do not print PDR_DATA_CONTAINER.
5443 * graphite-poly.h (struct poly_dr): Remove data_container field.
5444 (PDR_DATA_CONTAINER): Removed.
5445 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5447 (build_poly_dr): Same.
5449 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5450 Sebastian Pop <sebastian.pop@amd.com>
5452 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5453 copy of the dependence polyhedron. Free the temporary objects.
5454 (graphite_carried_dependence_level_k): Free unused objects before
5457 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5458 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5459 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5460 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5461 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5463 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5465 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5466 Early return without analyzing the data dependences if no
5467 transform has been done. Call restore_scattering if the transform
5469 (graphite-interchange.c): Same.
5470 * graphite-poly.c (print_scattering_function): Test for
5472 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5473 (apply_poly_transforms): Do not gcc_assert that
5474 the transform is legal.
5475 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5476 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5477 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5478 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5479 * graphite-poly.h (struct poly_scattering): New.
5480 (struct poly_bb): Add original, transformed, and saved fields.
5481 Remove transformed_scattering, original_scattering,
5482 nb_local_variables and nb_scattering_transform fields.
5483 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5484 (poly_scattering_new): New.
5485 (poly_scattering_free): New.
5486 (poly_scattering_copy): New.
5487 (store_scattering_pbb): New.
5488 (store_scattering): New.
5489 (restore_scattering_pbb): New.
5490 (restore_scattering): New.
5491 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5492 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5494 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5496 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5499 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5501 * Makefile.in (graphite.o): Depends on PREDICT_H.
5502 * graphite.c: Include predict.h.
5503 (graphite_finalize): Call tree_estimate_probability.
5504 * predict.c (predict_loops): Do not call scev_initialize and
5506 (tree_estimate_probability_bb): New.
5507 (tree_estimate_probability): Do not initialize loops: move that
5508 code to the driver. Call tree_estimate_probability_bb.
5509 (tree_estimate_probability_driver): New.
5510 (pass_profile): Use tree_estimate_probability_driver.
5511 * predict.h (tree_estimate_probability): Declared.
5513 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5515 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5516 * graphite-dependences.c (graphite_legal_transform): Add time to
5517 TV_GRAPHITE_DATA_DEPS.
5518 (dependency_between_pbbs_p): Same.
5519 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5521 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5523 PR rtl-optimization/41033
5524 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5525 aliasing is disabled.
5527 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5529 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5530 si_mask_operand, and_load_operand, low_bitmask_operand,
5531 and_reg_operand, and_operand): New predicates.
5532 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5533 * config/mips/mips.c (and_operands_ok): New function.
5534 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5535 * config/mips/mips.md (move_type): Add ext_ins and logical.
5536 (type): Handle them.
5537 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5538 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5539 shift_shift. Remove commutative constraint modifier.
5540 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5542 (*clear_upper32_dext): Remove define_insn_and_split.
5543 (*clear_upper32): Turn this define_insn_and_split ...
5544 (splitter for ANDing register with 0xffff_ffff): .. into this.
5546 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5548 * combine.c (try_widen_shift_mode): Factor out code to check if an
5549 integer constant is a low-order bitmask from here ...
5550 * rtlanal.c (low_bitmask_len): ... to here.
5551 * rtl.h (low_bitmask_len): Declare.
5553 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5556 * config/alpha/alpha.md (addsi3): Remove expander.
5557 (addsi3): Rename from *addsi3_internal insn pattern.
5558 (subsi3): Remove expander.
5559 (subsi3): Rename from *subsi3_internal insn pattern.
5561 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5563 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5566 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5567 Eric Botcazou <botcazou@adacore.com>
5568 Douglas B Rupp <rupp@gnat.com>
5570 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5571 that records that fit in 64 bits are returned by immediate value,
5572 as required by OpenVMS Calling Standard.
5573 (function_value): Adjust for above modification.
5574 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5575 virtual_incoming_args_rtx as base object, not next_arg.
5576 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5578 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5580 * reload.c (find_reloads_subreg_address): Check the original
5581 req_equiv_mem address to detect the case where an address is
5582 not valid in the outer mode.
5584 2009-08-11 Richard Guenther <rguenther@suse.de>
5587 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5589 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5591 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5592 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5594 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5595 Douglas B Rupp <rupp@gnat.com>
5597 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5598 PT_STACK when frame_pointer_needed on OpenVMS.
5599 (alpha_pv_save_size, alpha_using_fp): Remove.
5600 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5601 with proper processing for PT_NULL.
5602 (alpha_vms_initial_elimination_offset): New function. Support for
5603 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5604 (alpha_sa_size): Force procedure type to PT_STACK when
5605 frame_pointer_needed on OpenVMS.
5606 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5607 (alpha_using_fp): Likewise.
5608 (alpha_vms_can_eliminate): Add prototype.
5609 (alpha_vms_initial_elimination_offset): Likewise.
5610 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5611 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5613 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5614 Douglas B Rupp <rupp@gnat.com>
5616 * config/alpha/alpha.c (common_object_handler): New function.
5617 (vms_attribute_table): Declare a single attribute "common_object".
5618 (vms_output_aligned_decl_common): New global function.
5619 (SECTION_VMS_OVERLAY): Delete.
5620 (SECTION_VMS_GLOBAL): Likewise.
5621 (SECTION_VMS_INITIALIZE): Likewise.
5622 (vms_asm_named_section): Remove support for above flags.
5623 (vms_section_type_flags): Delete.
5624 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5625 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5626 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5627 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5629 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5632 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5633 (sub_ddmmss): Likewise.
5635 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5638 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5641 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5644 * reload1.c (reload_as_needed): Use cancel_changes to completely
5645 undo a failed replacement attempt.
5647 2009-08-10 Richard Guenther <rguenther@suse.de>
5650 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5651 (useless_type_conversion_p): ... here. Require pointer targets
5654 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5657 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5658 loose the original type of the statement list.
5660 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5662 * config/alpha/alpha.c: Include libfuncs.h
5663 (avms_asm_output_extern): New function.
5664 (alpha_init_libfuncs): Init some decc libfuncs.
5665 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5666 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5667 (DO_CRTL_NAMES): Define.
5669 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5670 (LONG_TYPE_SIZE): Define.
5671 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5672 (SUBTARGET_SWITCHES): Define malloc64 switch.
5673 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5674 (MASK_RETURN_ADDR): Define.
5675 doc/invoke.texi (mmalloc64): Document switch.
5677 2009-08-09 Olivier Hainque <hainque@adacore.com>
5678 Douglas B Rupp <rupp@gnat.com>
5680 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5681 uses_condition_handler.
5682 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5683 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5684 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5685 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5686 (code_for_builtin): New insn codes for the new alpha_builtins.
5687 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5688 (alpha_sa_size): Account for uses_condition_handler.
5689 (alpha_expand_prologue): Likewise.
5690 (alpha_start_function): Likewise.
5691 (alpha_expand_epilogue): Likewise.
5692 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5693 establish/revert expanders.
5694 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5695 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5696 New expander, resorting to the alpha.c associated function.
5697 (builtin_revert_vms_condition_handler): Likewise.
5698 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5699 __gcc_shell_handler, the static VMS condition handler used as
5700 an indirection wrapper to the current dynamically established
5702 * config/alpha/vms-unwind.h: Complete rewrite.
5703 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5704 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5706 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5707 Douglas B Rupp <rupp@gnat.com>
5709 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5710 (alpha_need_linkage): Handle aliases. Return function symbol.
5711 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5712 Use ultimate alias target for the linkage name.
5713 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5714 by alpha_need_linkage for the function symbol.
5715 (setmemdi): Likewise.
5717 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5719 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5720 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5721 (ASM_WEAKEN_LABEL): Define.
5722 (CRT_CALL_STATIC_FUNCTION): Define.
5723 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5724 (ENDFILE_SPEC): Define.
5725 (INIT_SECTION_ASM_OP): Define.
5726 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5727 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5729 (MULTILIB_OSDIRNAMES): Define.
5730 (shlib_version): Define.
5731 (SHLIB_EXT): Define.
5732 (SHLIB_OBJS): Define.
5733 (SHLIB_NAME): Define.
5734 (SHLIB_MULTILIB): Define.
5735 (SHLIB_INSTALL): Define.
5736 (SHLIB_SYMVEC): Define.
5737 (SHLIB_SYMVECX2): Define.
5738 (SHLIB_LINK): Define.
5740 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5742 * config/alpha/alpha.c (alpha_initialize_trampoline):
5743 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5744 (alpha_start_function): Emit transfer address on nested functions
5745 for VMS trampoline call.
5746 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5747 since no longer used.
5748 * config/alpha/vms-tramp.asm: Remove.
5749 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5750 since now only data initialized at runtime.
5752 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5754 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5755 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5756 (MD_EXEC_PREFIX): Remove, no longer used.
5757 (MD_STARTFILE_PREFIX): Likewise.
5758 (INCLUDE_DEFAULTS): Likewise.
5759 * config/alpha/t-vms:
5760 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5762 2009-08-09 Richard Guenther <rguenther@suse.de>
5764 PR tree-optimization/41016
5765 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5766 (operand_precision): Remove.
5767 (integral_operand_p): Likewise.
5768 (recognize_single_bit_test): Adjust.
5770 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5772 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5773 operation overflows. Likewise non-cast unary arithmetic.
5774 If one arm of a conditional expression is always taken,
5775 inhibit evaluation warnings for the other arm. Likewise inhibit
5776 evaluation warnings for the second && or || operand if the first
5777 operand is enough to determine the result.
5778 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5780 (build_binary_op): Prevent duplicate evaluation warnings.
5782 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5784 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5785 and destination have different modes, Use promote_mode to
5786 determine the signedness of the conversion. Assert that the
5787 promoted source mode matches the destination mode. Don't pass
5788 the destination and destination mode to expand_expr if the source
5789 mode is different. Simplify conversion logic.
5791 2009-08-09 Ira Rosen <irar@il.ibm.com>
5793 PR tree-optimization/41008
5794 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5795 from condition only in case it's a comparison. Adjust checks.
5797 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5799 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5800 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5801 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5802 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5803 (dump_cand): Handle them.
5804 (struct iv_cand): New members COST_STEP and AINC_USE.
5805 (stmt_after_increment): Likewise.
5806 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5807 callers changed. Use gimple_uid comparison instead of scanning.
5808 (add_candidate_1): When looking for identical candidates, take
5809 AINC_USE into account. Set it for new candidates.
5810 (force_expr_to_var_cost): Cast target_spill_cost to int.
5811 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5812 All callers changed. Check for availability of autoinc addressing
5813 modes, both in general for a given mode, and in the specific use case.
5814 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5816 (get_computation_cost): Likewise.
5817 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5818 add_autoinc_candidates): New static functions.
5819 (add_candidate): Call add_autoinc_candidates for candidates based on
5821 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5822 (determine_use_iv_cost_address): If we have an autoinc candidate at
5823 the matching use, verify autoinc is possible and subtract the cost
5824 of the candidate's step from the cost.
5825 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5826 member of the candidate.
5827 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5828 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5830 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5832 * config.build (ia64-hp-*vms*): New target.
5833 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5835 * config.gcc (ia64-hp-*vms*): New target.
5836 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5838 * config.host (ia64-hp-*vms*): New target.
5839 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5842 2009-08-08 Richard Guenther <rguenther@suse.de>
5844 PR tree-optimization/40991
5845 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5847 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5849 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5850 mode check. Do truncations in an integer mode.
5851 (force_to_mode): Handle subregs for all mode types. Only do
5852 arithmetic simplifications on integer modes.
5854 2009-08-07 Richard Guenther <rguenther@suse.de>
5856 PR tree-optimization/40999
5857 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5858 (maybe_fold_reference): Lookup constant initializers.
5859 (fold_gimple_assign): Likewise.
5861 2009-08-07 Richard Guenther <rguenther@suse.de>
5863 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5864 that require structural equality defer to the langhook.
5866 2009-08-07 Martin Jambor <mjambor@suse.cz>
5868 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5870 (struct ipa_pass_through_data): New type.
5871 (struct ipa_ancestor_jf_data): New type.
5872 (union jump_func_value): Removed field formal_id, added fields
5873 pass_through and ancestor.
5874 (struct ipa_param_call_note): Changed type of formal_id to int from
5876 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5877 operations jump functions and ancestor jump functions.
5878 (compute_complex_pass_through): New function.
5879 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5880 reflect changes in the jump function strucutre.
5881 (update_jump_functions_after_inlining): Ignore complex pass-through
5882 and ancestor jump functions.
5883 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5884 polynomial pass-through with operation jump functions.
5886 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5888 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5889 fde->dw_fde_begin as begin label instead of hot/cold label.
5890 Use LLSDAC label instead of LLSDA for second section lsda.
5891 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5892 label instead of LLSDA if it is true.
5893 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5895 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5896 SECTION argument. Use it as index into crtl->eh.call_site_record
5898 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5899 use it to determine how to print table entries instead of using
5900 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5901 label instead of normal begin label as base.
5902 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5903 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5904 ensure no EH range spans between sections and that landing pads
5905 are always in the corresponding section.
5906 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5907 for crtl->eh.call_site_record being an array rather than scalar.
5908 (output_one_function_exception_table): New function, copied
5909 from output_function_exception_table. Adjust
5910 dw2_size_of_call_site_table, dw2_output_call_site_table
5911 callers. For SECOND section use *C suffixed labels.
5912 (output_function_exception_table): Call
5913 output_one_function_exception_table and, when doing hot/cold
5914 partitioning, also another time for the second section.
5915 * opts.c: Include except.h.
5916 (decode_options): Allow -freorder-blocks-and-partition with
5917 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5918 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5919 * function.h (struct rtl_eh): Change call_site_record from
5920 scalar into array of 2 elements.
5922 2009-08-07 Martin Jambor <mjambor@suse.cz>
5924 * ipa-prop.c (count_formal_params_1): New function.
5925 (ipa_get_vector_of_formal_parms): New function.
5926 (get_vector_of_formal_parm_types): New function.
5927 (ipa_modify_formal_parameters): New function.
5928 (ipa_modify_call_arguments): New function.
5929 (index_in_adjustments_multiple_times_p): New function.
5930 (ipa_combine_adjustments): New function.
5931 (ipa_dump_param_adjustments): New function.
5932 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5933 (ipa_get_vector_of_formal_parms): Declare.
5934 (ipa_modify_formal_parameters): Declare.
5935 (ipa_modify_call_arguments): Declare.
5936 (ipa_combine_adjustments): Declare.
5937 (ipa_dump_param_adjustments): Declare.
5938 (build_ref_for_offset): Declare.
5939 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5940 * tree-sra.c: Include ipa-prop.c.
5941 (build_ref_for_offset): Make public.
5943 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5945 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5947 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5949 * gcc/doc/extend.texi (__builtin_extract_return_address)
5950 (__builtin_frob_return_address): Document.
5952 2009-08-06 Paul Brook <paul@codesourcery.com>
5954 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5955 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5956 implementation on ARMv6-M.
5958 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5960 * doc/extend.texi (pcs): Document new attribute for ARM.
5962 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5964 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5967 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5969 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5972 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5974 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5976 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5978 Merge ARM/hard_vfp_branch to trunk.
5980 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5982 * arm.c (libcall_eq): New function.
5983 (libcall_hash): New function.
5984 (add_libcall): New function.
5985 (arm_libcall_uses_aapcs_base): New function.
5986 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5987 libcalls using the base PCS.
5988 (arm_init_cumulative_args): Likewise.
5990 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5992 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5993 Use base ABI for conversion libfuncs between HFmode and SFmode.
5995 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5997 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5998 V4SImode as representatives of all 64-bit and 128-bit vector
5999 types. Allow vector types without vector modes.
6000 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6001 without vector modes like BLKmode.
6002 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6003 BLKmode. Avoid unsupported vector modes or TImode moves for
6005 (aapcs_vfp_allocate_return_reg): Likewise.
6006 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6007 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6009 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6011 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6012 (arm_get_pcs_model): Pass attribute arguments to
6013 arm_pcs_from_attribute.
6014 (arm_init_cumulative_args): Use base AAPCS for conversions from
6015 floating-point types to DImode.
6016 (arm_attribute_table): Add pcs attribute.
6017 (arm_handle_pcs_attribute): New.
6018 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6019 conversions from floating-point types to DImode, also declare them
6020 to use base AAPCS and declare functions they call to use base
6021 AAPCS and their RTABI names.
6023 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6025 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6026 -mfloat-abi=hard not being supported for VFP.
6028 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6030 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6031 SYMBOL_REF to hard_libcall_value.
6033 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6034 Richard Earnshaw <rearnsha@arm.com>
6036 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6037 has been put on the stack, all remaining co-processory arguments for
6038 that co-processor also go on the stack.
6040 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6042 * config/arm/arm.c (arm_return_in_memory): Handle returning
6043 vectors of suitable size in registers also for AAPCS case.
6045 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6047 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6049 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6051 ARM Hard-VFP calling convention
6052 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6053 * target.h (gcc_target): Add libcall_value to table of call hooks.
6054 * targhooks.h (default_libcall_value): Default implementation.
6055 * targhooks.c (default_libcall_value): Likewise.
6056 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6057 * optabs.c (expand_unop): Use it.
6058 * expr.h (hard_libcall_value): Pass the function RTX through.
6059 * calls.c (emit_library_call_value_1): Update call to
6061 * explow.c (hard_libcall_value): Use new target hook.
6062 * testsuite/lib/target-supports.exp
6063 (check_effective_target_arm_hard_vfp_ok): New hook.
6064 (check_effective_target_arm_neon_ok): Improve test for neon
6066 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6067 * config/arm/arm.c: Include cgraph.h
6068 (TARGET_FUNCTION_VALUE): Override default hook.
6069 (arm_pcs_default): New variable.
6070 (arm_override_options): Don't fault hard calling convention with VFP.
6071 Add support for AAPCS variants.
6072 (arm_function_value): Make static. Handle AAPCS variants.
6073 (arm_libcall_value): New function.
6074 (arm_apply_result_size): Handle VFP registers in results.
6075 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6077 (pcs_attribute_args): New variable.
6078 (arm_pcs_from_attribute): New function.
6079 (arm_get_pcs_model): New function.
6080 (aapcs_vfp_cum_init): New function.
6081 (aapcs_vfp_sub_candidate): New function.
6082 (aapcs_vfp_is_return_candidate): New function.
6083 (aapcs_vfp_is_call_candidate): New function.
6084 (aapcs_vfp_allocate): New function.
6085 (aapcs_vfp_allocate_return_reg): New function.
6086 (aapcs_vfp_advance): New function.
6087 (aapcs_cp_arg_layout): New variable.
6088 (aapcs_select_call_coproc): New function.
6089 (aapcs_select_return_coproc): New function.
6090 (aapcs_allocate_return_reg): New function.
6091 (aapcs_libcall_value): New function.
6092 (aapcs_layout_arg): New function.
6093 (arm_init_cumulative_args): Initialize AAPCS args data.
6094 (arm_function_arg): Handle AAPCS variants using new interface.
6095 (arm_arg_parital_bytes): Likewise.
6096 (arm_function_arg_advance): New function.
6097 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6098 calling conventions.
6099 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6100 * arm.h (NUM_VFP_ARG_REGS): Define.
6101 (LIBCALL_VALUE): Update.
6102 (FUNCTION_VALUE): Delete.
6103 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6104 (arm_pcs): New enum.
6105 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6106 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6107 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6108 * arm-protos.h (arm_function_arg_advance): Add.
6109 (aapcs_libcall_value): Add.
6110 (arm_function_value): Delete.
6112 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6113 H.J. Lu <hongjiu.lu@intel.com>
6116 * config/i386/i386.c (standard_sse_mode_p): Remove.
6117 (standard_sse_constant_p): Return 2 for integer mode
6118 vector_all_ones_operand when SSE2 is enabled.
6119 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6120 (ix86_expand_vector_move): Do not check for negative values from
6121 standard_sse_constant_p.
6123 2009-08-06 Richard Guenther <rguenther@suse.de>
6125 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6126 array type comparisons frontend independent.
6127 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6128 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6129 out array reference lower bound and element size operands.
6130 (ao_ref_init_from_vn_reference): Properly compute the offset
6131 for ARRAY_RANGE_REF.
6132 (vn_reference_fold_indirect): Fill out array reference lower
6133 bound and element size operands.
6134 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6135 a non gimple valued reference operand which can happen for
6136 array reference lower bound or element size.
6137 (create_component_ref_by_pieces_1): Properly generate the
6138 element size operand for array references.
6140 2009-08-06 Richard Guenther <rguenther@suse.de>
6142 PR tree-optimization/40964
6143 * tree.c (iterative_hash_host_wide_int): Export.
6144 * tree.h (iterative_hash_host_wide_int): Declare.
6145 * tree-ssa-structalias.c (heapvar_map): New struct.
6146 (heapvar_map_eq): New function.
6147 (heapvar_map_hash): Likewise.
6148 (heapvar_lookup): Adjust.
6149 (heapvar_insert): Likewise.
6150 (make_constraint_from_heapvar): Allow multiple heap variables
6151 per decl at different offsets.
6152 (init_alias_heapvars): Adjust.
6154 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6156 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6157 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6158 trailing sync if TARGET_SYNC_AFTER_SC.
6160 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6162 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6163 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6164 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6165 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6166 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6167 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6168 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6169 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6170 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6171 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6172 the prototype declaration match the definition.
6173 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6174 instructions explicitly. Add barrier_before and operands
6176 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6177 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6178 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6179 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6180 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6181 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6183 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6185 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6187 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6188 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6191 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6194 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6196 PR rtl-optimization/40924
6197 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6198 make sure canon_rtx (mem_address) isn't simpler than
6199 canon_rtx (expanded_mem_address).
6201 2009-08-05 Li Feng <nemokingdom@gmail.com>
6203 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6205 (build_scop_drs): Build alias set for each SCoP.
6207 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6209 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6210 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6211 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6212 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6213 (BASE_DRIVER_SELF_SPECS): Likewise.
6215 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6217 * tree-ssa-alias.c: Fix some comment typos.
6219 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6221 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6222 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6224 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6227 * simplify-rtx.c (simplify_binary_operation_1): Disable
6228 simplifications for decimal float operations.
6230 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6233 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6234 operand of INDIRECT_REF.
6236 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6238 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6239 constants referencing TLS symbols.
6241 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6243 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6244 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6246 2009-08-03 Richard Guenther <rguenther@suse.de>
6248 * tree.c (make_vector_type): Build a main variant first,
6249 get the canonical one and then build the variant.
6250 * tree-ssa.c (useless_type_conversion_p_1): Handle
6252 (useless_type_conversion_p): Conversions to pointers to
6253 incomplete record types are useless.
6255 2009-08-03 Richard Guenther <rguenther@suse.de>
6257 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6258 file will be created.
6259 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6260 * toplev.c (compile_file): Adjust comment.
6262 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6264 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6265 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6266 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6267 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6268 (sh_promote_function_mode): Fix typo.
6270 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6272 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6274 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6276 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6277 declaration arguments.
6279 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6281 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6282 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6283 (ix86_split_ashl): Ditto.
6284 (ix86_expand_vector_init_one_nonzero): Ditto.
6285 (ix86_expand_vector_set): Ditto.
6286 (ix86_expand_reduc_v4sf): Ditto.
6288 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6290 * explow.c (promote_function_mode): Remove assert.
6291 * config/sh/sh.c (sh_promote_function_mode): Declare.
6293 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6295 * config/pa/pa.c (pa_promote_function_mode): Declare.
6296 Change to static. Fix promote_mode call.
6298 * gthr-dce.h (CONST_CAST2): Define if not defined.
6299 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6301 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6303 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6305 * expr.c (store_constructor): Use promote_decl_mode. Remove
6306 now write-only variable unsignedp.
6307 (expand_expr_real_1): Use promote_decl_mode.
6308 * expr.h (promote_function_mode, promote_decl_mode): New.
6309 (promote_mode): Remove last argument.
6310 * function.c (assign_temp): Drop last argument of promote_mode.
6311 (assign_parm_find_data_types): Use promote_function_mode.
6312 (assign_parm_setup_reg): Likewise.
6313 (expand_function_end): Use promote_function_mode.
6314 * calls.c (initialize_argument_information): Use promote_function_mode.
6315 (precompute_arguments): Use promote_mode instead of checking if
6316 only PROMOTE_FUNCTION_MODE is defined.
6317 (expand_call): When making sibcall decisions, use promote_function_mode.
6318 Below, remove an if for targetm.calls.promote_function_return and
6319 and use promote_function_mode.
6320 (emit_library_call_value_1): Use promote_function_mode, fix bug
6321 where promote_mode was passed FOR_CALL == 0 for a return value in an
6323 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6324 * explow.c (promote_function_mode, promote_decl_mode): New.
6325 (promote_mode): Keep only the FOR_CALL == 0 case.
6326 * combine.c (setup_incoming_promotion): Remove test of
6327 promote_function_args. Use promote_function_mode.
6328 * stmt.c (expand_value_return): Use promote_decl_mode.
6329 (expand_decl): Use promote_decl_mode.
6331 * expr.c (store_constructor): Use promote_decl_mode. Remove
6332 now write-only variable unsignedp.
6333 (expand_expr_real_1): Use promote_decl_mode.
6334 * expr.h (promote_function_mode, promote_decl_mode): New.
6335 (promote_mode): Remove last argument.
6336 * function.c (assign_temp): Drop last argument of promote_mode.
6337 (assign_parm_find_data_types): Use promote_function_mode.
6338 (assign_parm_setup_reg): Likewise.
6339 (expand_function_end): Use promote_function_mode.
6340 * calls.c (initialize_argument_information): Use promote_function_mode.
6341 (precompute_arguments): Use promote_mode instead of checking if
6342 only PROMOTE_FUNCTION_MODE is defined.
6343 (expand_call): When making sibcall decisions, use promote_function_mode.
6344 Below, remove an if for targetm.calls.promote_function_return and
6345 and use promote_function_mode.
6346 (emit_library_call_value_1): Use promote_function_mode, fix bug
6347 where promote_mode was passed FOR_CALL == 0 for a return value in an
6349 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6350 * explow.c (promote_function_mode, promote_decl_mode): New.
6351 (promote_mode): Keep only the FOR_CALL == 0 case.
6352 * combine.c (setup_incoming_promotion): Remove test of
6353 promote_function_args. Use promote_function_mode.
6354 * stmt.c (expand_value_return): Use promote_decl_mode.
6355 (expand_decl): Use promote_decl_mode.
6357 * explow.c (promote_function_mode): Just call the target hook.
6358 * targhooks.c (default_promote_function_mode,
6359 default_promote_function_mode_always_promote): New.
6360 * targhooks.h (default_promote_function_mode,
6361 default_promote_function_mode_always_promote): Declare.
6362 * target.h (promote_function_args, promote_function_return): Remove.
6363 (promote_function_mode): New.
6364 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6365 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6366 (TARGET_PROMOTE_FUNCTION_MODE): New.
6367 (TARGET_CALLS): Adjust.
6368 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6369 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6371 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6372 * config/s390/s390.c (s390_promote_function_mode): ... here,
6373 with pointer handling.
6374 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6375 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6377 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6378 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6379 with pointer handling.
6380 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6381 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6383 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6384 * config/sh/sh.c (sh_promote_function_mode): New.
6385 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6386 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6388 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6389 * config/cris/cris.c (cris_promote_function_mode): ... here.
6390 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6391 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6393 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6394 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6395 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6396 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6398 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6399 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6400 complex type handling.
6401 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6402 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6404 * config/pa/pa.c (pa_promote_function_mode): New.
6405 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6406 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6408 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6409 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6410 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6411 * config/xtensa/xtensa.c: Likewise.
6412 * config/stormy16/stormy16.c: Likewise.
6413 * config/iq2000/iq2000.c: Likewise.
6414 * config/rs6000/rs6000.c: Likewise.
6415 * config/picochip/picochip.c: Likewise.
6416 * config/arc/arc.c: Likewise.
6417 * config/mcore/mcore.c: Likewise.
6418 * config/score/score.c: Likewise.
6419 * config/mips/mips.c: Likewise.
6420 * config/bfin/bfin.c: Likewise.
6421 * config/ia64/ia64.c: Likewise (disabled though).
6423 * config/frv/frv.h: Remove pointless remark.
6425 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6426 TARGET_PROMOTE_FUNCTION_ARGS,
6427 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6428 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6430 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6432 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6433 -floop-parallelize-all.
6434 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6435 flag_loop_parallelize_all.
6436 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6437 * graphite.c (graphite_transform_loops): Same.
6439 * graphite-poly.c (apply_poly_transforms): Same.
6441 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6443 PR tree-optimization/40914
6444 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6445 if set, then check the delta field of the PMF record.
6446 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6447 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6448 call is stored in the delta.
6450 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6452 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6454 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6456 * config/i386/bsd.h (ASM_BYTE): New define.
6457 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6458 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6459 .byte. Use fputs or putc instead of fprintf where appropriate.
6460 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6461 fputs or putc instead of fprintf where appropriate.
6462 * config/i386/i386elf.h: Ditto.
6463 * config/i386/sysv4.h: Ditto.
6465 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6466 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6467 (*tls_global_dynamic_64): Ditto.
6469 2009-07-31 Christian Bruel <christian.bruel@st.com>
6471 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6473 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6475 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6476 Remove dead code for MINUS.
6478 2009-07-31 Anthony Green <green@moxielogic.com>
6480 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6482 (moxie_expand_epilogue): Ditto for epilogue.
6483 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6485 (moxie_function_arg): Ditto.
6486 (moxie_pass_by_reference): Ditto.
6487 (moxie_arg_partial_bytes): Ditto.
6488 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6489 (FUNCTION_ARG_ADVANCE) Ditto.
6490 (REG_PARM_STACK_SPACE) Ditto.
6491 (FUNCTION_ARG_REGNO_P) Dito.
6493 * config.gcc: Add moxie linux config support.
6494 * gcc/config/moxie/uclinux.h: New file.
6496 2009-07-31 DJ Delorie <dj@redhat.com>
6498 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6499 (UNSPECV_SP_SWITCH_E): New.
6500 (sp_switch_1): Change to an unspec.
6501 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6503 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6504 reference the new stack's address
6506 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6508 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6509 graphite-clast-to-gimple.o, graphite-dependences.o,
6510 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6511 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6512 (graphite-blocking.o,
6513 graphite-clast-to-gimple.o, graphite-dependences.o,
6514 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6515 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6516 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6517 * cfgloop.h (struct loop): Add can_be_parallel field.
6518 * common.opt (fgraphite-identity): Moved up.
6519 (fgraphite-force-parallel): New flag.
6520 * graphite.c: Rewrite.
6521 * graphite.h: Rewrite.
6522 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6524 * toplev.c (graphite_out_file): New file descriptor.
6525 (graphite_in_file): New.
6526 (process_options): flag_graphite_force_parallel cannot be used without
6528 * tree-ssa-loop.c: Include toplev.h.
6529 (gate_graphite_transforms): Enable flag_graphite for
6530 flag_graphite_force_parallel.
6532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6534 * ChangeLog.graphite: New.
6535 * graphite-blocking.c: New.
6536 * graphite-clast-to-gimple.c: New.
6537 * graphite-clast-to-gimple.h: New.
6538 * graphite-dependences.c: New.
6539 * graphite-dependences.h: New.
6540 * graphite-interchange.c: New.
6541 * graphite-poly.c: New.
6542 * graphite-poly.h: New.
6543 * graphite-ppl.c: New.
6544 * graphite-ppl.h: New.
6545 * graphite-scop-detection.c: New.
6546 * graphite-scop-detection.h: New.
6547 * graphite-sese-to-poly.c: New.
6548 * graphite-sese-to-poly.h: New.
6552 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6554 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6555 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6557 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6559 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6560 (scev_is_linear_expression): Return false if the evolution is not
6561 affine multivariate.
6563 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6565 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6566 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6568 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6570 * tree-data-ref.c (debug_data_references): New.
6571 (debug_data_reference): New.
6572 * tree-data-ref.h (debug_data_references): Declared.
6573 (debug_data_reference): Declared.
6575 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6577 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6578 * tree-data-ref.h (scop_p): Removed.
6579 (struct data_reference): Remove field scop.
6581 (stmt_simple_memref_p): Removed.
6583 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6585 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6586 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6589 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6591 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6593 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6595 * doc/invoke.texi (-fgraphite-identity): Documented.
6597 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6599 * tree-scalar-evolution.c: Fix comment.
6600 (instantiate_scev_1): Return unknow from scev instantiation if the
6601 result is not above instantiate_below.
6603 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6605 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6606 static anymore. Instantiate the symbols that may have been introduced
6608 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6611 2009-07-30 DJ Delorie <dj@redhat.com>
6613 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6614 .vliw directive to VLIW sections.
6616 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6618 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6620 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6621 (AUTOHEADER): New variable.
6622 ($(srcdir)/cstamp-h.in): Use it.
6624 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6625 Pat Haugen <pthaugen@us.ibm.com>
6626 Revital Eres <ERES@il.ibm.com>
6628 * config/rs6000/vector.md (VEC_F): Add VSX support.
6632 (vector_load_<mode>): Ditto.
6633 (vector_store_<mode>): Ditto.
6634 (vector GPR move split): Ditto.
6635 (vec_reload_and_plus_<mptrsize>): Ditto.
6636 (vec_reload_and_reg_<mptrsize>): Ditto.
6637 (add<mode>3): Ditto.
6638 (sub<mode>3): Ditto.
6639 (mul<mode>3): Ditto.
6640 (neg<mode>2): Ditto.
6641 (abs<mode>2): Ditto.
6642 (smin<mode>3): Ditto.
6643 (smax<mode>3): Ditto.
6644 (vector_eq<mode>): Ditto.
6645 (vector_gt<mode>): Ditto.
6646 (vector_ge<mode>): Ditto.
6647 (vector_gtu<mode>): Ditto.
6648 (vector_select_<mode>_uns): Ditto.
6649 (vector_eq_<mode>_p): Ditto.
6650 (vector_gt_<mode>_p): Ditto.
6651 (vector_ge_<mode>_p): Ditto.
6652 (vector_gtu_<mode>_p): Ditto.
6653 (cr6_test_for_zero): Ditto.
6654 (cr6_test_for_zero_reverse): Ditto.
6655 (cr6_test_for_lt): Ditto.
6656 (cr6_test_for_lt_reverse): Ditto.
6657 (xor<mode>3): Ditto.
6658 (ior<mode>3): Ditto.
6659 (and<mode>3): Ditto.
6660 (one_cmpl<mode>2): Ditto.
6661 (nor<mode>2): Ditto.
6662 (andc<mode>2): Ditto.
6663 (float<VEC_int<mode>2): Ditto.
6664 (unsigned_float<VEC_int><mode>2): Ditto.
6665 (fix_trunc<mode><VEC_int>2): Ditto.
6666 (fixuns_trunc<mode><VEC_int>2): Ditto.
6668 (vec_set<mode>): Ditto.
6669 (vec_extract<mode>): Ditto.
6670 (vec_interleave_highv4sf): Ditto.
6671 (vec_interleave_lowv4sf): Ditto.
6672 (vec_realign_load_<mode>): Ditto.
6673 (vec_shl_<mode>): Ditto.
6674 (vec_shr_<mode>): Ditto.
6675 (div<mode>3): New patterns for VSX.
6676 (vec_interleave_highv2df): Ditto.
6677 (vec_interleave_lowv2df): Ditto.
6678 (vec_pack_trunc_v2df): Ditto.
6679 (vec_pack_sfix_trunc_v2df): Ditto.
6680 (vec_pack_ufix_trunc_v2df): Ditto.
6681 (vec_unpacks_hi_v4sf): Ditto.
6682 (vec_unpacks_lo_v4sf): Ditto.
6683 (vec_unpacks_float_hi_v4si): Ditto.
6684 (vec_unpacks_float_lo_v4si): Ditto.
6685 (vec_unpacku_float_hi_v4si): Ditto.
6686 (vec_unpacku_float_lo_v4si): Ditto.
6687 (movmisalign<mode>): Ditto.
6688 (vector_ceil<mode>2): New patterns for vectorizing math library.
6689 (vector_floor<mode>2): Ditto.
6690 (vector_btrunc<mode>2): Ditto.
6691 (vector_copysign<mode>3): Ditto.
6693 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6694 predicate for setting the high bit in each word, used for copysign.
6696 * config/rs6000/ppc-asm.h (f19): Whitespace.
6697 (f32-f63): Define if VSX.
6698 (v0-v31): Define if Altivec.
6699 (vs0-vs63): Define if VSX.
6701 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6703 * config/rs6000/power7.md: New file, provide tuning parameters for
6706 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6707 (rs6000_cpu_cpp_builtins): Ditto.
6708 (altivec_overloaded_builtins): Ditto.
6709 (altivec_resolve_overloaded_builtin): Ditto.
6711 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6712 debug switch to disable vectorizing simple math builtin
6715 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6716 Vectorize simple math builtin functions.
6717 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6718 hook to vectorize math builtins.
6719 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6720 (rs6000_builtin_conversion): Add VSX/power7 support.
6721 (rs6000_builtin_vec_perm): Ditto.
6722 (vsplits_constant): Add support for loading up a vector constant
6723 with just the high bit set in each part.
6724 (rs6000_expand_vector_init): Add VSX/power7 support.
6725 (rs6000_expand_vector_set): Ditto.
6726 (rs6000_expand_vector_extract): Ditto.
6727 (rs6000_emit_move): Ditto.
6728 (bdesc_3arg): Ditto.
6729 (bdesc_2arg): Ditto.
6730 (bdesc_1arg): Ditto.
6731 (rs6000_expand_ternop_builtin): Ditto.
6732 (altivec_expand_builtin): Ditto.
6733 (rs6000_expand_unop_builtin): Ditto.
6734 (rs6000_init_builtins): Ditto.
6735 (altivec_init_builtins): Ditto.
6736 (builtin_function_type): Ditto.
6737 (rs6000_common_init_builtins): Ditto.
6738 (rs6000_handle_altivec_attribute); Ditto.
6739 (rs6000_mangle_type): Ditto.
6740 (rs6000_vector_mode_supported_p): Ditto.
6741 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6744 * config/rs6000/vsx.md: New file for VSX support.
6746 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6747 identifing values with just the most significant bit set.
6748 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6749 vectorized builtins.
6751 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6752 (UNSPEC_VRFIM): Delete.
6753 (splitter for loading up vector with most significant bit): New
6754 splitter for vectorizing copysign.
6755 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6756 vectorizing simple math functions.
6757 (altivec_vrfip): Add support for vectorizing simple math functions.
6758 (altivec_vrfim): Ditto.
6759 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6761 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6762 (power7.md, vsx.md): Include for power7 support.
6763 (copysigndf3): Use VSX instructions if -mvsx.
6764 (negdf2_fpr): Ditto.
6765 (absdf2_fpr): Ditto.
6766 (nabsdf2_fpr): Ditto.
6767 (adddf3_fpr): Ditto.
6768 (subdf3_fpr): Ditto.
6769 (muldf3_fpr): Ditto.
6770 (divdf3_fpr): Ditto.
6771 (fix_truncdfdi2_fpr): Ditto.
6772 (cmpdf_internal1): Ditto.
6773 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6774 (btruncdf2, btruncdf2_fpr): Ditto.
6775 (ceildf2, ceildf2_fpr): Ditto.
6776 (floordf2, floordf2_fpr): Ditto.
6777 (floatdidf2, floatdidf2_fpr): Ditto.
6778 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6779 (fmsubdf4_fpr): Ditto.
6780 (fnmadddf4_fpr_1): Ditto.
6781 (fnmadddf4_fpr_2): Ditto.
6782 (fnmsubdf4_fpr_1): Ditto.
6783 (fnmsubdf4_fpr_2): Ditto.
6784 (fixuns_truncdfdi2): Add expander for VSX support.
6785 (fix_truncdfdi2): Ditto.
6786 (fix_truncdfsi2): Ditto.
6788 (btruncsf2): Whitespace.
6789 (movdf_hardfloat32): Add support for VSX registers.
6790 (movdf_softfloat32): Ditto.
6791 (movdf_hardfloat64): Ditto.
6792 (movdf_hardfloat64_mfpgpr): Ditto.
6793 (movdf_softfloat64): Ditto.
6794 (movti splitters): Add check for vector registers supporting
6795 TImode in the future.
6796 (bpermd): Add power7 bpermd instruction.
6798 * config/rs6000/altivec.h (vec_div): Define if VSX.
6802 (vec_nearbyint): Ditto.
6805 (all predicates): Use the generic builtin function, and not the V4SF
6806 specific function so that the predicates will work with VSX's V2DF.
6810 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6811 Document new VSX functions and types.
6813 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6816 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6817 "wa", and "j" constraints. Modify "v" to talk about Altivec
6818 instead of just vector.
6820 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6823 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6824 location for phi arguments.
6825 (rewrite_update_phi_arguments): Find locations for reaching defs.
6826 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6827 Add location to add_phi_arg calls.
6828 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6829 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6830 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6831 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6832 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6833 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6834 * tree-phinodes.c (make_phi_node): Initialize location.
6835 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6836 (add_phi_arg): Add location parameter.
6837 (remove_phi_arg_num): Move location when moving phi argument.
6838 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6840 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6841 slpeel_update_phi_nodes_for_guard1,
6842 slpeel_update_phi_nodes_for_guard2,
6843 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6844 vect_loop_versioning): Set locations.
6845 * tree-parloops.c (create_phi_for_local_result,
6846 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6847 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6848 * tree-vect-loop.c (get_initial_def_for_induction,
6849 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6851 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6852 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6853 (gimple_phi_arg_set_location): New. Set locus.
6854 (gimple_phi_arg_has_location): New. Check for locus.
6855 (redirect_edge_var_map_location): New. Return locus from var_map.
6856 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6857 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6858 combining PHI arguments.
6859 (cond_store_replacement): Set location.
6860 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6861 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6862 scop_add_exit_phis_edge): Add locations.
6863 * tree-cfgcleanup.c (remove_forwarder_block,
6864 remove_forwarder_block_with_phi): Add locations.
6865 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6866 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6868 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6869 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6870 flush_pending_stmts): Add source location.
6871 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6872 stack to preserve locations.
6873 * tree-vect-stmts.c (vectorizable_load): Add location.
6874 * tree-inline.c (copy_phis_for_bb): Copy locus.
6875 (setup_one_parameter): Add call locus to inlined parameter stmts.
6876 (initialize_inlined_parameters): Pass in call location as parameter
6878 (tree_function_versioning): Pass location to setup_one_parameter.
6879 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6880 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6881 copy and edge lists.
6882 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6883 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6884 locus parameter and override the stmt default if provided.
6885 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6886 elim_graph_add_edge, elim_graph_remove_succ_edge,
6887 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6888 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6889 eliminate_phi): Add locus info in elimination graph for each edge and
6891 (insert_backedge_copies): Copy locus if present.
6892 * tree-flow.h (struct _edge_var_map): Add locus field.
6893 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6894 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6895 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6897 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6899 2009-07-30 Martin Jambor <mjambor@suse.cz>
6901 PR tree-optimization/40570
6902 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6905 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6907 * ssa-loop-manip.c: Include langhooks.h.
6908 (rewrite_phi_with_iv): New.
6909 (rewrite_all_phi_nodes_with_iv): New.
6910 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6911 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6912 * tree-parloops.c (loop_parallel_p): Move out all conditions
6913 except dependency check.
6914 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6915 (gen_parallel_loop): Call canonicalize_loop_ivs without
6916 reduction_list argument.
6917 (build_new_reduction): New.
6918 (gather_scalar_reductions): New.
6919 (try_get_loop_niter): New.
6920 (try_create_reduction_list): New.
6921 (parallleize_loops): Change the parallel conditions check.
6922 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6923 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6925 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6927 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6929 * doc/options.texi (Option properties): Mention new quoting syntax.
6931 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6933 * config/alpha/alpha.c (alpha_start_function):
6934 Handle VMS_DEBUG_MAIN_POINTER
6935 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6936 * doc/invoke.texi: Document -mdebug-main switch.
6938 2009-07-29 Richard Henderson <rth@redhat.com>
6940 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6941 (cgraph_create_edge_including_clones): Likewise.
6942 * tree-inline.c (copy_bb): Operate on the correct edges
6943 when updating the callgraph.
6945 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6947 * config/alpha/vms-cc.c: Deleted.
6948 * config/alpha/vms-ld.c: Deleted.
6949 * config/alpha/t-vms64: Moved to config/vms
6950 * config/alpha/vms-crt0-64.c: Moved to config/vms
6951 * config/alpha/vms-crt0.c: Moved to config/vms
6952 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6953 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6954 * config/alpha/xm-vms.h: Moved to config/vms
6955 * config/alpha/x-vms: Moved to config/vms
6956 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6958 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6959 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6961 * config/vms/t-vms64: Moved here from config/alpha
6962 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6963 (argc,argv,envp): Enforce 32bit malloc'ing.
6964 * config/vms/vms-psxcrt0-64.c: Likewise.
6965 * config/vms/vms-crt0.c: Moved here from config/alpha.
6966 * config/vms/vms-psxcrt0.c: Likewise.
6967 * config/vms/vms-crtl-64.h: New file.
6968 * config/vms/vms-crtl.h: New file.
6969 * config/vms/vms.opt: New file.
6970 * config/vms/xm-vms64.h: New file.
6971 * config/vms/xm-vms.h: Moved here from config/alpha.
6972 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6974 * config/vms/x-vms: Moved here from config/alpha.
6975 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6976 (vms-ld.o, vms-cc.o): Removed.
6977 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6979 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6981 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6982 correct stack (obvious VMS fix).
6984 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6986 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6987 date, version info if VMS_DEBUGGING_INFO defined.
6988 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6989 size, date calculating code moved here.
6991 2009-07-29 Paul Brook <paul@codesourcery.com>
6993 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6996 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6999 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7000 to DImode when generating insq_le insn.
7002 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7004 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7005 New macro set for VMS_DEBUGGGING_INFO.
7006 (AT_string_form): Use it.
7008 2009-07-28 DJ Delorie <dj@redhat.com>
7010 * config/mep/mep.c (vtext_section): New.
7011 (vftext_section): New.
7012 (ftext_section): New.
7013 (mep_select_section): Add support for functions.
7014 (mep_unique_section): Likewise.
7015 (mep_asm_init_sections): Likewise.
7016 (mep_encode_section_info): Remove it from here.
7018 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7020 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7022 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7023 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7025 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7027 * dwarf2out.c (output_file_names): Test new macro
7028 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7029 (add_comp_dir_attribute): Likewise.
7031 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7033 * config/i386/mingw-w64.h (LINK_SPEC): Add
7034 separating space between commands.
7036 2009-07-28 Jan Hubicka <jh@suse.cz>
7038 PR tree-optimization/40759
7039 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7042 2009-07-27 DJ Delorie <dj@redhat.com>
7044 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7045 types are dword-aligned.
7046 (mep_expand_va_start): Likewise.
7048 2009-07-27 Olivier Hainque <hainque@adacore.com>
7049 Douglas B Rupp <rupp@gnat.com>
7051 * convert.c (convert_to_pointer): Don't assume the target
7052 pointer type is POINTER_SIZE long. Fetch its precision instead.
7054 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7056 * system.h (fopen): Undefine if macro.
7058 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7060 * dwarf2out.c (output_cfi_p): Removed.
7061 (output_cfis): New function.
7062 (output_fde): New function, split from output_call_frame_info.
7063 (output_call_frame_info): Use it.
7064 (dwarf2out_switch_text_section): Use output_cfis.
7066 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7068 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7069 TARGET_BI_ARCH is specified without enabling SJLJ.
7070 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7071 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7073 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7075 * arm.md (negdi2): Use DImode if forcing a value into a register.
7077 2009-07-26 Ira Rosen <irar@il.ibm.com>
7079 PR tree-optimization/40801
7080 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7081 of vector operand from the previous copy of vector statement.
7082 Pass the correct definition type value to
7083 vect_get_vec_def_for_stmt_copy().
7085 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7087 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7088 const char ** conversion.
7090 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7092 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7093 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7094 (gcc_unreachable): Invoke __builtin_unreachable() if
7095 !ENABLE_ASSERT_CHECKING.
7097 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7099 PR rtl-optimization/40445
7100 * emit-rtl.c (next_nonnote_insn_bb): New function.
7101 * rtl.h (next_nonnote_insn_bb): Declare new function.
7102 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7103 with no successors that is the successor of the ENTRY_BLOCK.
7104 Continue from the top after removing an empty fallthrough block.
7105 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7106 of next_nonnote_insn.
7108 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7110 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7112 2009-07-25 Martin Jambor <mjambor@suse.cz>
7114 * c-common.c (c_common_attribute_table): New element for noclone.
7115 (handle_noclone_attribute): New function. Forward-declare.
7116 * tree-inline.c (tree_versionable_function_p): Check for noclone
7118 * doc/extend.texi (Labels as Values): Document need for noclone.
7119 (Function Attributes): Document noclone attribute.
7121 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7123 PR rtl-optimization/34999
7124 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7125 and dw_fde_switched_cold_to_hot fields.
7126 (output_cfi_p): New function.
7127 (output_call_frame_info): If fde->dw_fde_switched_sections,
7128 output 2 FDEs instead of one with corrupted header.
7129 (dwarf2out_do_cfi_startproc): New function.
7130 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7131 and fde->dw_fde_switched_cold_to_hot.
7132 (dwarf2out_switch_text_section): Compute
7133 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7134 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7135 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7136 Otherwise, compute fde->dw_fde_switch_cfi.
7138 2009-07-24 Cary Coutant <ccoutant@google.com>
7140 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7142 2009-07-24 Cary Coutant <ccoutant@google.com>
7144 * cfghooks.c (split_block): Copy discriminator to new block.
7145 * tree-cfg.c (assign_discriminator): Check location of last
7146 instruction in block as well as first.
7148 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7150 * config/i386/linux.c: Use fputs or putc instead of fprintf
7152 * config/i386/gas.h: Ditto.
7153 * config/i386/x86-64.h: Ditto.
7154 * config/i386/att.h: Ditto.
7156 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7158 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7161 2009-07-24 Martin Jambor <mjambor@suse.cz>
7163 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7164 (ipa_push_func_to_list_1): Declare.
7165 (ipa_push_func_to_list): New function.
7167 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7168 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7169 (ipa_push_func_to_list): Removed.
7170 (ipa_pop_func_from_list): Clear node_enqueued flag.
7172 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7174 * config/s390/s390.c (override_options): Default
7175 max-unrolled-insns to 100 for z10 tuning.
7177 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7179 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7180 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7181 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7182 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7183 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7184 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7185 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7187 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7189 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7190 use default set in mingw32.h header.
7191 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7192 64-bit /mingw/include path.
7193 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7196 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7198 PR rtl-optimization/40209
7199 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7201 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7203 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7204 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7205 with the rest of string where appropriate. Use fputs or putc
7206 instead of fprintf where appropriate.
7208 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7209 Pat Haugen <pthaugen@us.ibm.com>
7210 Revital Eres <ERES@il.ibm.com>
7212 * config/rs6000/vector.md: New file. Move most of the vector
7213 expander support here from altivec.md to allow for the VSX vector
7214 unit in the future. Add support for secondary_reload patterns.
7215 Rewrite the patterns for vector comparison, and vector comparison
7216 predicate instructions so that the RTL expresses the desired
7217 behavior, instead of using unspec.
7219 * config/rs6000/constraints.md ("f" constraint): Use
7220 rs6000_constraints to hold the precalculated register class.
7221 ("d" constraint): Ditto.
7222 ("wd" constraint): New constraint for VSX.
7223 ("wf" constraint): Ditto.
7224 ("ws" constraint): Ditto.
7225 ("wa" constraint): Ditto.
7226 ("wZ" constraint): Ditto.
7227 ("j" constraint): Ditto.
7229 * config/rs6000/predicates.md (vsx_register_operand): New
7231 (vfloat_operand): New predicate for vector.md.
7232 (vint_operand): Ditto.
7233 (vlogical_operand): Ditto.
7234 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7235 (easy_vector_constant): Add VSX support.
7236 (altivec_indexed_or_indirect_operand): New predicate for
7237 recognizing Altivec style memory references with AND -16.
7239 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7240 for vector secondary reload support.
7241 (rs6000_vector_reg_class): Delete, replacing it with
7243 (rs6000_vsx_reg_class): Ditto.
7244 (rs6000_constraints): New array to hold the register classes of
7245 each of the register constraints that can vary at runtime.
7246 (builtin_mode_to_type): New static array for builtin function type
7248 (builtin_hash_table): New static hash table for builtin function
7250 (TARGET_SECONDARY_RELOAD): Define target hook.
7251 (TARGET_IRA_COVER_CLASSES): Ditto.
7252 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7253 registers are 128 bits if VSX memory reference instructions are used.
7254 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7256 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7257 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7258 Print several of the scheduling related parameters.
7259 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7260 rs6000_constraints instead of rs6000_vector_reg_class. Move
7261 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7262 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7263 Altivec. Add VSX support. Setup for secondary reload support on
7264 Altivec/VSX registers.
7265 (rs6000_override_options): Make power7 set the scheduling groups
7266 like the power5. Add support for new debug switches to override
7267 the scheduling defaults. Temporarily disable -mcpu=power7 from
7268 setting -mvsx. Add support for debug switches -malways-hint,
7269 -msched-groups, and -malign-branch-targets.
7270 (rs6000_buitlin_conversion): Add support for returning unsigned
7271 vector conversion functions to fix regressions due to stricter
7273 (rs6000_builtin_mul_widen_even): Ditto.
7274 (rs6000_builtin_mul_widen_odd): Ditto.
7275 (rs6000_builtin_vec_perm): Ditto.
7276 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7277 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7279 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7281 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7282 VSX types for bit operations. Changes to accomidate vector.md.
7283 (bdesc_2arg): Ditto.
7284 (bdesc_1arg): Ditto.
7285 (struct builtin_description_predicates): Rewrite predicate
7286 handling so that RTL describes the operation, instead of passing
7287 the instruction to be used as a string argument.
7288 (bdesc_altivec_preds): Ditto.
7289 (altivec_expand_predicate_builtin): Ditto.
7290 (altivec_expand_builtin): Ditto.
7291 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7292 statement for vsldoi support.
7293 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7294 (altivec_expand_st_builtin): Ditto.
7295 (paired_expand_builtin): Whitespace changes.
7296 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7297 builtin_mode_to_type table for secondary reload. Call
7298 builtin_function_type to build random builtin functions.
7299 (altivec_init_builtins): Change to use builtin_function_type to
7300 create builtin function types dynamically as we need them.
7301 (builtin_hash_function): New support for hashing the tree types
7302 for builtin function as we need it, rather than trying to build
7303 all of the trees that we need. Add initial preliminary VSX support.
7304 (builtin_function_type): Ditto.
7305 (builtin_function_eq): Ditto.
7306 (builtin_hash_struct): Ditto.
7307 (rs6000_init_builtins): Ditto.
7308 (rs6000_common_init_builtins): Ditto.
7309 (altivec_init_builtins): Ditto.
7310 (rs6000_common_init_builtins): Ditto.
7311 (enum reload_reg_type): New enum for simplifing reg classes.
7312 (rs6000_reload_register_type): Simplify register classes into GPR,
7313 Vector, and other registers. Altivec and VSX addresses in reload.
7314 (rs6000_secondary_reload_inner): Ditto.
7315 (rs6000_ira_cover_classes): New target hook, that returns the
7316 appropriate cover classes, based on -mvsx being used or not.
7317 (rs6000_secondary_reload_class): Add VSX support.
7318 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7319 (get_vsel_insn): Ditto.
7320 (rs6000_emit_vector_compare): Rewrite vector conditional support
7321 so that where we can, we use RTL operators, instead of blindly use
7323 (rs6000_emit_vector_select): Ditto.
7324 (rs6000_emit_vector_cond_expr): Ditto.
7325 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7326 (create_TOC_reference): Add -mdebug=addr support.
7327 (emit_frame_save): VSX loads/stores need register indexed addressing.
7329 * config/rs6000/rs6000.md: Include vector.md.
7331 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7333 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7334 support for V2DI, V2DF in logical, permute, select operations.
7336 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7337 switch for vsx/power7.
7338 (-mvsx-scalar-memory): Ditto.
7339 (-mvsx-align-128): Ditto.
7340 (-mallow-movmisalign): Ditto.
7341 (-mallow-df-permute): Ditto.
7342 (-msched-groups): Ditto.
7343 (-malways-hint): Ditto.
7344 (-malign-branch-targets): Ditto.
7346 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7348 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7349 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7350 (rs6000_vector_reg_class): Delete.
7351 (rs6000_vsx_reg_class): Ditto.
7352 (enum rs6000_reg_class_enum): New enum for the constraints that
7353 vary based on target switches.
7354 (rs6000_constraints): New array to hold the register class for all
7355 of the register constraints that vary based on the switches used.
7356 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7357 (enum rs6000_builtins): Add unsigned varients for the builtin
7358 declarations returned by target hooks for expanding multiplies,
7359 select, and permute operations. Add VSX builtins.
7360 (enum rs6000_builtin_type_index): Add entries for VSX.
7361 (V2DI_type_node): Ditto.
7362 (V2DF_type_node): Ditto.
7363 (unsigned_V2DI_type_node): Ditto.
7364 (bool_long_type_node): Ditto.
7365 (intDI_type_internal_node): Ditto.
7366 (uintDI_type_internal_node): Ditto.
7367 (double_type_internal_node): Ditto.
7369 * config/rs6000/altivec.md (whole file): Move all expanders to
7370 vector.md from altivec.md. Rename insn matching functions to be
7372 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7373 (altivec_vcmp*): Ditto.
7374 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7375 (VM): New iterator for moves that includes the VSX types.
7376 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7377 (altivec_vperm_<mode>_uns): New, for unsigned types.
7378 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7379 (altivec_eq<mode>): Ditto.
7380 (altivec_gt<mode>): Ditto.
7381 (altivec_gtu<mode>): Ditto.
7382 (altivec_eqv4sf): Ditto.
7383 (altivec_gev4sf): Ditto.
7384 (altivec_gtv4sf): Ditto.
7385 (altivec_vcmpbfp_p): Ditto.
7387 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7389 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7392 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7395 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7396 ASM_SHORT instead of .word.
7397 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7398 instead of .word in asm template.
7400 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7403 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7404 (process_bb_node_lives): Use it.
7406 * ira.c (setup_cover_and_important_classes): Don't setup
7407 ira_important_class_nums. Add cover classes to the end of
7409 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7411 (find_reg_class_closure): Use reorder_important_classes.
7413 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7415 * config/i386/i386.c (i386_ira_cover_classes): New function.
7416 (TARGET_IRA_COVER_CLASSES): Redefine.
7418 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7419 importance of order of cover classes in the array.
7421 2009-07-22 Diego Novillo <dnovillo@google.com>
7423 * tree-pass.h (TDF_EH): Define.
7424 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7425 contains TDF_EH, print the EH region number holding GS.
7426 * tree-dump.c (dump_options): Add "eh".
7427 * doc/invoke.texi: Document it.
7429 2009-07-22 Doug Kwan <dougkwan@google.com>
7431 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7433 2009-07-22 Michael Matz <matz@suse.de>
7435 PR tree-optimization/35229
7436 PR tree-optimization/39300
7438 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7439 (inhibit_phi_insertion): New function.
7440 (insert_into_preds_of_block): Call it for REFERENCEs.
7441 (init_pre): Initialize and finalize scalar evolutions.
7442 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7444 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7446 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7447 Use CONST_VECTOR_NUNITS to determine number of elements.
7449 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7451 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7452 (U, W): Constraints are now deprecated and will be removed if we
7454 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7456 ("prefetch"): Add the stcmh instruction for prefetching.
7457 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7459 (s390_short_displacement): Return always true if compiling for
7460 machines not providing the long displacement facility.
7461 (s390_mem_constraint): Support the new constraint letter Z.
7462 (s390_check_qrst_address): New function.
7464 2009-07-21 DJ Delorie <dj@redhat.com>
7466 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7469 2009-07-21 Jason Merrill <jason@redhat.com>
7471 * c-common.c (max_tinst_depth): Increase default to 1024.
7473 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7475 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7476 (vec_unpacku_float_lo_v4si): Ditto.
7478 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7481 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7482 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7483 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7484 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7486 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7488 PR tree-optimization/40813
7489 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7492 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7494 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7495 with a NOP_EXPR if needed.
7497 2009-07-21 Paul Brook <paul@codesourcery.com>
7499 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7500 Terminate debug dump with newline.
7502 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7504 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7505 Cast "1" to unsigned HOST_WIDE_INT.
7506 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7507 deposit length to the maximum length - lsb. Extend length if
7508 HOST_BITS_PER_WIDE_INT is 32.
7510 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7512 * cgraph.h (constant_pool_htab): New function.
7513 (constant_descriptor_tree): Move from varasm.c.
7514 * varasm.c (constant_pool_htab): New function.
7515 (constant_descriptor_tree): Move to cgraph.h.
7517 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7519 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7521 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7523 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7526 2009-07-20 Xinliang David Li <davidxl@google.com>
7528 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7530 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7532 * config/mips/mips.md (move_type): Add arith.
7533 (type): Handle arith.
7534 (zero_extendsidi2): Rename this into ...
7535 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7536 (zero_extendsidi2): New expander.
7537 (*zero_extendsidi2_dext): New pattern.
7539 2009-07-20 Nick Clifton <nickc@redhat.com>
7541 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7542 to set MIPS_ABI_DEFAULT.
7543 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7545 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7547 * tree-object-size.c (addr_object_size): Handle unions with
7548 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7550 PR tree-optimization/40792
7551 * tree.c (build_function_type_skip_args): Remove bogus assert.
7553 2009-07-20 Jan Hubicka <jh@suse.cz>
7554 Martin Jambor <mjambor@suse.cz>
7556 * cgraph.h (combined_args_to_skip): New field.
7557 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7558 combined_args_to_skip and args_to_skip.
7559 * tree-inline.c (update_clone_info): New function.
7560 (tree_function_versioning): Call update_clone_info.
7561 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7563 (cgraph_materialize_all_clones): More extensive dumping, working
7564 with combined_args_to_skip rather than args_to_skip.
7566 2009-07-20 Ira Rosen <irar@il.ibm.com>
7568 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7569 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7570 (get_initial_def_for_reduction): Likewise.
7571 (vectorizable_reduction): Skip the check of first operand in case
7572 of COND_EXPR. Add check that it is outer loop vectorization if
7573 nested cycle was detected. Call vectorizable_condition() for
7574 COND_EXPR. If reduction epilogue cannot be created do not fail for
7575 nested cycles (if it is not double reduction). Assert that there
7576 is only one type in the loop in case of COND_EXPR. Call
7577 vectorizable_condition() to vectorize COND_EXPR.
7578 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7579 Add parameters. Allow nested cycles if called from
7580 vectorizable_reduction(). Use reduction vector variable if provided.
7581 (vect_analyze_stmt): Call vectorizable_reduction() before
7582 vectorizable_condition().
7583 (vect_transform_stmt): Update call to vectorizable_condition().
7585 2009-07-20 Christian Bruel <christian.bruel@st.com>
7587 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7588 * doc/invoke.texi (-mfmovd): Likewise.
7589 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7591 2009-07-20 Jan Hubicka <jh@suse.cz>
7593 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7594 when handling SSA name.
7596 2009-07-19 Jan Hubicka <jh@suse.cz>
7598 PR tree-optimization/40676
7599 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7600 virtual PHIs in empty BBs.
7602 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7604 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7605 re-expanded the compound use gen_lowpart instead to convert to the
7608 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7610 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7611 OUTER_CONST arguments.
7612 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7613 the new wider mode will be masked off.
7614 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7616 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7618 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7619 high-order bits are zero.
7621 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7623 * combine.c (simplify_shift_const_1): Split code to determine
7625 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7626 new bits shifted in are identical to the old sign bit.
7628 2009-07-18 Richard Guenther <rguenther@suse.de>
7631 * gimplify.c (gimplify_call_expr): Reject code using results from
7632 functions returning void.
7634 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7636 * doc/md.texi: Document the new PowerPC "es" constraint.
7637 Document that "m" can include automodified addresses on this target,
7638 and explain how %U must be used. Extend the "Q" and "Z" documentation
7639 to suggest "es" as well as "m".
7640 * config/rs6000/constraints.md (es): New memory constraint.
7641 (Q, Z): Update strings to match new documentation.
7643 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7645 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7646 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7647 * config/rs6000/predicates.md (volatile_mem_operand): Use
7648 offsettable_nonstrict_memref_p.
7649 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7650 (*floatunssidf2_internal): Likewise.
7651 (*fix_truncdfsi2_internal): Likewise.
7652 (*fix_trunctfsi2_internal): Likewise.
7654 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7656 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7658 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7660 2009-07-17 Richard Guenther <rguenther@suse.de>
7663 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7664 (pass_warn_unused_result): Likewise.
7665 (TODO_set_props): Remove.
7666 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7668 (pass_diagnose_omp_blocks): Define.
7669 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7670 (c_gimple_diagnostics_recursively): Remove.
7671 (finish_function): Do not call it.
7672 (c_write_global_declarations): Continue after errors.
7673 Finalize the CU here.
7674 * c-gimplify.c (c_genericize): Do not gimplify here.
7675 * c-common.c (c_warn_unused_result): Move ...
7676 * tree-cfg.c (do_warn_unused_result): ... here.
7677 (run_warn_unused_result): New function.
7678 (gate_warn_unused_result): New function.
7679 (pass_warn_unused_result): New pass.
7680 * c-common.h (c_warn_unused_result): Remove.
7681 * flags.h (flag_warn_unused_result): Declare.
7682 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7683 * opts.c (flag_warn_unused_result): Initialize to false.
7684 * toplev.c (compile_file): Add comment.
7685 * omp-low.c (create_omp_child_function): Do not register
7686 the function with the frontend.
7687 (diagnose_omp_structured_block_errors): Prepare to be
7688 called as optimization pass.
7689 (gate_diagnose_omp_blocks): New function.
7690 (pass_diagnose_omp_blocks): New pass.
7691 * cgraph.h (cgraph_optimize): Remove.
7692 (cgraph_analyze_function): Likewise.
7693 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7694 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7695 before their parents here.
7696 (cgraph_finalize_function): Not here.
7697 (cgraph_analyze_function): Gimplify functions here.
7698 (cgraph_finalize_compilation_unit): Continue after errors.
7699 Optimize the callgraph from here.
7700 (cgraph_optimize): Make static.
7701 * langhooks.c (write_global_declarations): Finalize the CU.
7702 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7703 (gimplify_function_tree): Assert we gimplify only once.
7704 Set PROP_gimple_any property.
7705 * tree-nested.c (gimplify_all_functions): New function.
7706 (lower_nested_functions): Gimplify all nested functions.
7707 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7708 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7709 and pass_diagnose_omp_blocks after gimplification. Do not
7710 set TODO_set_props on all_lowering_passes.
7711 (execute_one_pass): Do not handle TODO_set_props.
7712 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7713 (gimplify.o): Add tree-pass.h dependency.
7714 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7715 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7716 (unsave_r): Likewise.
7717 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7720 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7722 * doc/service.texi (Service): Restore previously removed link,
7723 which isn't broken after all.
7725 2009-07-17 Richard Guenther <rguenther@suse.de>
7727 PR tree-optimization/40321
7728 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7729 PHI nodes to the maximal set.
7730 (make_values_for_phi): Add PHI arguments to the maximal set.
7731 (execute_pre): Dump PHI_GEN and the maximal set.
7733 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7736 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7739 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7741 * doc/extend.texi (Nested Functions): Replace broken link with
7743 * doc/service.texi (Service): Remove broken link.
7745 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7748 * builtins.c (expand_builtin_memcmp): Use loc instead of
7749 EXPR_LOCATION (exp).
7750 (expand_builtin_strncmp): Likewise.
7752 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7753 Manuel López-Ibáñez <manu@gcc.gnu.org>
7756 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7757 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7758 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7759 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7760 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7761 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7762 tree-inline.c, c-common.c, c-common.h, gimple.c,
7763 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7764 convert.c: Add location argument to fold_{unary,binary,ternary},
7765 fold_build[123], build_call_expr, build_size_arg,
7766 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7767 fold_build1_initializer, fold_build2_initializer,
7768 fold_build3_initializer, fold_build_call_array,
7769 fold_build_call_array_initializer, fold_single_bit_test,
7770 omit_one_operand, omit_two_operands, invert_truthvalue,
7771 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7772 combine_comparisons, fold_builtin_*, fold_call_expr,
7773 build_range_check, maybe_fold_offset_to_address, round_up,
7776 2009-07-16 Jason Merrill <jason@redhat.com>
7779 * c-common.c (c_common_reswords): Add __is_standard_layout
7781 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7782 * doc/implement-cxx.texi: New.
7783 * doc/gcc.texi: Include it.
7785 2009-07-16 DJ Delorie <dj@redhat.com>
7787 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7788 compares that may be indirectly affected by previous instructions.
7790 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7792 * builtins.c (do_mpc_arg2): New.
7793 (fold_builtin_2): Fold builtin cpow.
7794 * real.h (HAVE_mpc_pow): New.
7796 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7798 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7799 comparison to skip unprofitable schedule
7801 2009-07-16 Simon Baldwin <simonb@google.com>
7803 * gcc.c (option_map): New flag -no-canonical-prefixes.
7804 * (display_help): Print help text for new flag.
7805 * (process_command): Move options translation and language specifics
7806 and handle new flag early. Use it to set a function pointer to a
7807 prefix builder. Replace make_relative_prefix calls with calls to
7808 the function pointed to. Ignore new flag in regular options handling.
7809 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7811 2009-07-15 DJ Delorie <dj@redhat.com>
7813 * config/mep/mep.md (sibcall_internal): Change register to avoid
7815 (sibcall_value_internal): Likewise.
7817 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7819 PR rtl-optimization/40710
7820 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7822 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7824 * config/mips/mips.md (*extenddi_truncate<mode>,
7825 *extendsi_truncate<mode>): Change type attribute to move_type
7826 with shift_shift. Split out code handling exts from here ...
7827 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7829 (*extendhi_truncateqi): Change type attribute to move_type with
7830 shift_shift. Split out code handling exts from here ...
7831 (*extendhi_truncateqi_exts): ... to this new pattern.
7833 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7835 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7836 instead of "and" with inverted sign bit mask value. Use
7837 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7838 Allocate registers only for operand 4 and operand 5.
7840 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7843 * fold-const.c (fold_cond_expr_with_comparison): When folding
7844 < and <= to MIN, make sure the MIN uses the same type as the
7845 comparison's operands.
7847 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7849 * arm.md (ior_xor): New code iterator.
7850 (split for ior/xor with shift and zero-extend): New split pattern.
7851 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7853 2009-07-15 Richard Guenther <rguenther@suse.de>
7855 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7858 2009-07-15 Richard Guenther <rguenther@suse.de>
7861 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7863 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7865 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7866 handle 2.6.30 kernel.
7868 2009-07-15 DJ Delorie <dj@redhat.com>
7870 * config/mep/mep.md (sibcall_internal): Change register to allow
7871 for 24-bit addresses.
7872 (sibcall_value_internal): Likewise.
7874 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7876 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7877 that are enabled/disabled by the flags introduced by a previous patch.
7879 2009-07-14 DJ Delorie <dj@redhat.com>
7881 * config/mep/mep.md (sibcall_internal): Include non-toggling
7883 (sibcall_value_internal): Likewise.
7885 2009-07-14 Taras Glek <tglek@mozilla.com>
7886 Rafael Espindola <espindola@google.com>
7888 * doc/sourcebuild.texi: Document install-plugin target.
7889 * configure.ac: Added install-plugin target to language makefiles.
7890 * configure: Regenerate.
7891 * Makefile.in: (install-plugin): Install more headers,
7892 depend on lang.install-plugin.
7894 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7896 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7899 2009-07-14 DJ Delorie <dj@redhat.com>
7901 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7902 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7903 * config/mep/mep.md (sibcall_internal): Change test from
7904 mep_vliw_mode_match to mep_vliw_jmp_match.
7905 (sibcall_value_internal): Likewise.
7907 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7909 * config/i386/sse.md (copysign<mode>3): New expander.
7910 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7911 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7912 Use ix86_build_const_vector.
7913 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7914 IX86_BUILTIN_CPYSGNPD.
7915 (builtin_description): Add __builtin_ia32_copysignps and
7916 __builtin_ia32_copysignpd.
7917 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7918 and BUILT_IN_COPYSIGNF.
7920 2009-07-13 Jason Merrill <jason@redhat.com>
7922 * builtins.c (can_trust_pointer_alignment): New fn.
7923 (get_pointer_alignment): Factor it out from here.
7924 * tree.h: Declare it.
7926 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7928 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7931 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7935 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7937 2009-07-14 Richard Guenther <rguenther@suse.de>
7938 Andrey Belevantsev <abel@ispras.ru>
7941 * cfgexpand.c (partition_stack_vars): Do not bother to update
7942 alias information when not optimizing.
7944 2009-07-14 Richard Guenther <rguenther@suse.de>
7945 Andrey Belevantsev <abel@ispras.ru>
7947 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7948 (pt_solution_set): Likewise.
7949 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7950 * tree-ssa-structalias.c (pt_solution_set): New function.
7951 * final.c (rest_of_clean_state): Free SSA data structures.
7952 * print-rtl.c (print_decl_name): Remove.
7953 (print_mem_expr): Implement in terms of print_generic_expr.
7954 * alias.c (ao_ref_from_mem): New function.
7955 (rtx_refs_may_alias_p): Likewise.
7956 (true_dependence): Query alias-export info.
7957 (canon_true_dependence): Likewise.
7958 (write_dependence_p): Likewise.
7959 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7961 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7962 (mem_expr_equal_p): Use operand_equal_p.
7963 (set_mem_attributes_minus_bitpos): Do not use
7964 component_ref_for_mem_expr.
7965 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7966 (update_alias_info_with_stack_vars): Likewise.
7967 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7968 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7969 explicitly nor clear stmt operands.
7970 Free the decl-to-pointer map.
7971 * tree-optimize.c (execute_free_datastructures): Do not free
7972 SSA data structures here.
7973 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7974 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7975 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7977 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7979 2009-07-13 DJ Delorie <dj@redhat.com>
7981 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7982 unrolling at the right iteration count.
7984 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7987 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7989 * haifa-sched.c (rank_for_schedule): Introduced flags to
7990 enable/disable individual scheduling heuristics.
7991 * common.opt: Introduced flags to enable/disable individual
7992 heuristics in the scheduler.
7993 * doc/invoke.texi: Introduced flags to enable/disable individual
7994 heuristics in the scheduler.
7996 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7998 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7999 config/i386/mingw-tls.c.
8000 * config/i386/mingw-tls.c: Removed.
8002 2009-07-13 Ira Rosen <irar@il.ibm.com>
8004 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8005 checks access only relevant statements.
8006 (vectorizable_reduction): Likewise.
8008 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8010 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8011 just for 32-bit case.
8013 2009-07-12 Jan Hubicka <jh@suse.cz>
8015 PR tree-optimization/40585
8016 * except.c (expand_resx_expr): When there already is resume
8017 instruction, produce linked list.
8018 (build_post_landing_pads): Assert that resume is empty.
8019 (connect_post_landing_pads): Handle resume lists.
8020 (dump_eh_tree): Dump resume list.
8022 2009-07-12 Ira Rosen <irar@il.ibm.com>
8024 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8025 with additional argument.
8026 * tree-vectorizer.h (enum vect_def_type): Add
8027 vect_double_reduction_def.
8028 (vect_is_simple_reduction): Add argument.
8029 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8031 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8032 vect_is_simple_reduction with additional argument.
8033 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8035 (reduction_code_for_scalar_code): Handle additional codes by
8036 returning ERROR_MARK for them. Fix comment and indentation.
8037 (vect_is_simple_reduction): Fix comment, add argument to specify
8038 double reduction. Detect double reduction.
8039 (get_initial_def_for_induction): Fix indentation.
8040 (get_initial_def_for_reduction): Fix comment and indentation.
8041 Handle double reduction. Create initial definitions that do not
8042 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8043 (vect_create_epilog_for_reduction): Fix comment, add argument to
8044 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8045 epilogue result extraction. Create double reduction phi node and
8046 replace relevant uses.
8047 (vectorizable_reduction): Call vect_is_simple_reduction with
8048 additional argument. Fix indentation. Update epilogue code treatment
8049 according to the changes in reduction_code_for_scalar_code. Check
8050 for double reduction. Call vect_create_epilog_for_reduction with
8051 additional argument.
8052 * tree-vect-stmts.c (process_use): Handle double reduction, update
8054 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8055 (vect_get_vec_def_for_operand): Likewise.
8057 2009-07-12 Danny Smith <dansmister@gmail.com>
8059 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8060 dllexport if !TREE_PUBLIC.
8061 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8063 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8065 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8066 (avr_extra_arch_macro) Remove declatation.
8067 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8068 (avr_extra_arch_macro) Declare as static.
8069 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8071 2009-07-11 Jan Hubicka <jh@suse.cz>
8074 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8076 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8079 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8080 cold_in_std_section bits.
8081 (dwarf2out_begin_prologue): Initialize them.
8082 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8083 if already covered by text_section or cold_text_section range.
8085 PR rtl-optimization/40667
8086 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8087 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8088 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8089 * config/i386/i386.c (ix86_minimum_alignment): New function.
8090 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8091 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8092 * emit-rtl.c (gen_reg_rtx): Likewise.
8093 * function.c (assign_parms): Likewise. If nominal_type needs
8094 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8095 rather than passed_type's alignment.
8098 * function.c (assign_parm_setup_stack): Adjust
8099 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8100 from nominal_mode on big endian.
8102 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8104 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8106 2009-07-10 DJ Delorie <dj@redhat.com>
8108 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8110 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8112 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8114 (thumb2_cbnz): Likewise.
8116 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8119 * config.gcc (supported_defaults): Add synci.
8120 (with_synci): Add validation.
8121 (all_defaults): Add synci.
8122 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8125 * config/mips/mips.opt (msynci): New option.
8126 * config/mips/mips.c (mips_override_options): Warn on use of
8127 -msynci for targets that do now support it.
8128 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8130 * gcc/doc/invoke.texi (-msynci): Document the new option.
8131 * doc/install.texi (--with-synci): Document the new option.
8133 2009-07-10 Richard Guenther <rguenther@suse.de>
8135 PR tree-optimization/40496
8136 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8137 the PHI result with a compatible type.
8139 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8143 * c.opt (Wunused-result): New.
8144 * doc/invoke.texi: Document it.
8145 * c-common.c (c_warn_unused_result): Use it.
8147 2009-07-09 DJ Delorie <dj@redhat.com>
8149 * targhooks.c (default_target_can_inline_p): Rename from
8150 default_target_option_can_inline_p.
8151 * targhooks.h (default_target_can_inline_p): Likewise.
8152 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8153 TARGET_OPTION_CAN_INLINE_P.
8154 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8155 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8156 (mep_target_can_inline_p): Rename from
8157 mep_target_option_can_inline_p.
8160 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8161 registers used to pass vectors.
8163 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8165 2009-07-09 Tom Tromey <tromey@redhat.com>
8167 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8168 * config/mmix/mmix.c: Include dwarf2.h.
8169 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8170 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8171 * config/sh/sh.c: Include dwarf2.h.
8172 * config/i386/i386.c: Include dwarf2.h.
8173 * Makefile.in (DWARF2_H): Remove 'elf'.
8174 * except.c: Include dwarf2.h.
8175 * unwind-dw2.c: Include dwarf2.h.
8176 * dwarf2out.c: Include dwarf2.h.
8177 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8178 * unwind-dw2-fde.c: Include dwarf2.h.
8179 * dwarf2asm.c: Include dwarf2.h.
8181 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8183 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8184 (max_issue): Use it.
8185 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8187 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8188 (region_sched_info): Update.
8189 * sched-ebb.c (ebb_sched_info): Update.
8190 * modulo-sched.c (sms_sched_info): Update.
8191 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8193 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8195 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8197 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8199 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8201 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8204 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8205 arg1 with arg01 if arg1 is already INTEGER_CST.
8207 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8209 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8210 Transform (and (truncate)) into (truncate (and)).
8212 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8214 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8215 creating LHS paradoxical subregs. Fix surrounding returns to
8216 use NULL_RTX rather than 0.
8218 2009-07-08 DJ Delorie <dj@redhat.com>
8220 * config/mep/mep.c: (mep_option_can_inline_p): New.
8221 (TARGET_OPTION_CAN_INLINE_P): Define.
8223 2009-07-08 Mark Wielaard <mjw@redhat.com>
8226 * dwarf2out.c (add_data_member_location_attribute): When we have
8227 only a constant offset don't emit a new location description using
8228 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8231 2009-07-08 Richard Henderson <rth@redhat.com>
8234 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8235 (enum reg_class): Add CLOBBERED_REGS.
8236 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8237 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8238 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8239 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8240 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8241 force 64-bit sibcalls into R11.
8242 * config/i386/constraints.md (U): New constraint.
8243 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8244 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8245 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8247 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8249 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8251 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8252 * ebitmap.h (dump_ebitmap): Ditto.
8253 * optabs.h (optab_libfunc): Ditto.
8254 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8255 * tree-flow.h (vect_can_force_dr_alignment_p,
8256 get_vectype_for_scalar_type): Ditto.
8257 (vectorize_loops): Move prototype to ...
8258 * tree-vectorizer.h: ... here. Also, adjust comment.
8259 (vect_set_verbosity_level): Remove duplicate prototype.
8260 * tree-ssa-loop.c: Include tree-vectorizer.h.
8261 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8263 2009-07-08 Nick Clifton <nickc@redhat.com>
8265 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8268 2009-07-08 DJ Delorie <dj@redhat.com>
8270 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8271 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8272 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8274 * config/mep/intrinsics.md: Regenerated.
8275 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8276 registers when asm() or calls are detected.
8278 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8281 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8283 * gimple (gimple_build_call_from_tree): Likewise.
8284 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8285 no_warning flag before warning.
8287 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8289 * tree.c (set_expr_locus): Remove.
8290 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8291 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8293 * gimplify.c (internal_get_tmp_var): Likewise.
8294 (gimplify_call_expr): Likewise.
8295 (gimplify_one_sizepos): Likewise.
8297 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8300 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8301 to variables for debugging purposes.
8303 2009-06-23 Mark Loeser <mark@halcy0n.com>
8306 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8308 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8310 * pretty-print.c (pp_base_format): Remove %J.
8311 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8312 gcc_cxxdiag_char_table): Likewise.
8313 (init_dynamic_diag_info): Likewise.
8315 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8317 * pretty-print.c (pp_base_format): Remove %H.
8318 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8319 gcc_cxxdiag_char_table): Likewise.
8320 (init_dynamic_diag_info): Likewise.
8321 * config/mep/mep.c (mep_select_section): Likewise.
8323 2009-07-07 Duncan Sands <baldrick@free.fr>
8325 * final.c (pass_clean_state): Give the pass a name.
8326 * passes.c (pass_rest_of_compilation): Likewise.
8327 * tree-optimize.c (pass_all_optimizations): Likewise.
8329 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8331 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8332 an extra 'decl' for error_at.
8334 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8337 * tree-tailcall.c (adjust_return_value_with_ops,
8338 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8339 if it has complex or vector type.
8341 2009-07-07 Olivier Hainque <hainque@adacore.com>
8343 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8346 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8348 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8350 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8352 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8353 * c-decl.c: Likewise.
8354 * function.c: Likewise.
8355 * varasm.c: Likewise.
8356 * tree-ssa.c: Likewise.
8357 * c-common.c: Likewise.
8358 * tree-cfg.c: Likewise.
8359 * config/spu/spu.c: Likewise.
8360 * config/ia64/ia64.c: Likewise.
8361 * config/v850/v850.c: Likewise.
8363 2009-07-06 DJ Delorie <dj@redhat.com>
8365 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8366 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8367 unspecified accesses to control registers.
8368 * config/mep/intrinsics.md: Regenerate.
8369 * config/mep/intrinsics.h: Regenerate.
8370 * config/mep/mep-intrin.h: Regenerate.
8372 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8374 * c-lex.c: Replace %H by an explicit location. Update all calls.
8375 * c-common.c: Likewise.
8376 * c-decl.c: Likewise.
8377 * c-typeck.c: Likewise.
8378 * fold-const.c: Likewise.
8379 * gimplify.c: Likewise.
8381 * tree-cfg.c: Likewise.
8382 * tree-ssa-loop-niter.c: Likewise.
8383 * tree-vrp.c: Likewise.
8384 * value-prof.c: Likewise.
8386 2009-07-06 Diego Novillo <dnovillo@google.com>
8388 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8389 if it has one. Handle cases where VAR does not have an
8390 annotation or cfun is NULL.
8392 2009-07-06 Diego Novillo <dnovillo@google.com>
8394 * tree.c: Include debug.h.
8395 (initialize_tree_contains_struct): New.
8396 (init_ttree): Call it.
8397 (tree_node_structure_for_code): Factor out of ...
8398 (tree_node_structure): ... here.
8399 * treestruct.def (TS_PHI_NODE): Remove.
8400 (TS_GIMPLE_STATEMENT): Remove.
8402 2009-07-06 Diego Novillo <dnovillo@google.com>
8404 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8405 (debug_tree_chain): Handle cycles.
8407 2009-07-06 Nick Clifton <nickc@redhat.com>
8408 DJ Delorie <dj@redhat.com>
8410 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8411 __FMOVD_ENABLED__ is defined.
8413 (TARGET_FMOVD): Provide a default definition.
8414 (MASK_FMOVD): Likewise.
8415 (TARGET_CPU_CPP_BUILTINS): Define
8416 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8417 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8418 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8419 (split for DF load from memory into register): Also handle
8420 MEMs which consist of REG+DISP addressing.
8421 (split for DF store from register to memory): Likewise.
8422 (movsf_ie): Always use single fp_mode.
8423 * config/sh/sh.c (sh_override_options): Do not automatically
8424 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8425 that to the -mfmovd command line switch.
8426 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8427 (fldi_ok): Always allow.
8428 * config/sh/sh.opt (mfmovd): Remove this switch.
8429 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8431 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8432 Kaz Kojima <kkojima@gcc.gnu.org>
8434 PR rtl-optimization/30807
8435 * postreload.c (reload_combine): For every new use of REG_SUM,
8436 record the use of BASE.
8438 2009-07-06 Jan Hubicka <jh@suse.cz>
8440 * params.def: Revert my accidental commit at 2009-06-30.
8442 2009-07-04 Ian Lance Taylor <iant@google.com>
8445 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8447 (mingw_format_attribute_overrides): Likewise.
8449 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8452 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8453 don't check cfa.reg. Instead of cfa.indirect use
8454 fde && fde->drap_reg != INVALID_REGNUM test.
8456 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8458 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8460 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8463 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8465 2009-07-03 Richard Guenther <rguenther@suse.de>
8467 PR tree-optimization/40640
8468 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8471 2009-07-03 Jan Hubicka <jh@suse.cz>
8473 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8474 for size, reduce amount of inlining.
8476 2009-07-03 Richard Guenther <rguenther@suse.de>
8479 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8480 if t +- x is known to not overflow and the conversion widens the
8482 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8484 2009-07-03 Jan Hubicka <jh@suse.cz>
8486 * ipa-pure-const.c (analyze): Update loop optimizer init.
8487 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8488 try_remove_empty_loop, remove_empty_loops): Remove.
8489 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8490 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8491 to mark regular loops as neccesary.
8492 (degenerate_phi_p): New function.
8493 (propagate_necessity, remove_dead_phis): Use it.
8494 (forward_edge_to_pdom): Likewise.
8495 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8496 virtual PHI nodes that became unreachable.
8497 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8498 * tree-flow.h (remove_empty_loops): Remove.
8499 * passes.c (init_optimization_passes): Remove.
8501 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8503 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8504 can_create_pseudo_p.
8505 (*fix_trunc<mode>_i387_1): Ditto.
8506 (*floathi<mode>2_1): Ditto.
8507 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8508 (*fistdi2_1): Ditto.
8509 (*fist<mode>2_1): Ditto.
8510 (frndintxf2_floor): Ditto.
8511 (*fist<mode>2_floor_1): Ditto.
8512 (frndintxf2_ceil): Ditto.
8513 (*fist<mode>2_ceil_1): Ditto.
8514 (frndintxf2_trunc): Ditto.
8515 (frndintxf2_mask_pm): Ditto.
8516 (fxam<mode>2_i387_with_temp): Ditto.
8517 * config/i386/sse.md (mulv16qi3): Ditto.
8518 (*sse2_mulv4si3): Ditto.
8520 (sse4_2_pcmpestr): Ditto.
8521 (sse4_2_pcmpistr): Ditto.
8523 2009-07-03 Jan Hubicka <jh@suse.cz>
8525 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8526 (mark_stmt_necessary): Set it.
8527 (mark_operand_necessary): Set it.
8528 (mark_control_dependent_edges_necessary): Set it.
8529 (mark_virtual_phi_result_for_renaming): New function.
8530 (get_live_post_dom): New function.
8531 (forward_edge_to_pdom): New function.
8532 (remove_dead_stmt): Fix handling of control dependences.
8533 (tree_dce_init): Init new bitmap.
8534 (tree_dce_done): Free it.
8536 2009-07-02 Richard Guenther <rguenther@suse.de>
8539 * tree-ssa-structalias.c (new_var_info): Initialize
8542 2009-07-02 Jan Hubicka <jh@suse.cz>
8544 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8547 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8549 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8550 instead of recomputing it. Adjust calls.
8551 (emit_store_flag): Adjust recursive calls.
8553 2009-07-02 Richard Guenther <rguenther@suse.de>
8555 * tree-ssa-live.c (remove_unused_locals): Do not remove
8557 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8558 of DECL_EXTERNAL for HEAP variables.
8559 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8560 HEAP variables. Do not adjust RESTRICT vars.
8561 (find_what_var_points_to): Nobody cares if something
8564 2009-07-02 Ben Elliston <bje@au.ibm.com>
8566 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8567 pc_low and pc_high declarations to the top of the function.
8569 2009-07-01 DJ Delorie <dj@redhat.com>
8571 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8573 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8574 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8575 unspecified accesses to control registers.
8576 * config/mep/intrinsics.md: Regenerate.
8577 * config/mep/intrinsics.h: Regenerate.
8578 * config/mep/mep-intrin.h: Regenerate.
8580 2009-07-01 Anthony Green <green@moxielogic.com>
8582 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8583 instruction when possible.
8584 (moxie_expand_prologue): Ditto. Also, save an instruction and
8585 some complexity by popping off of $r12 instead of $sp.
8586 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8589 2009-07-01 Richard Henderson <rth@redhat.com>
8592 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8593 contained no insns, reposition note before last insn.
8595 2009-07-01 Richard Henderson <rth@redhat.com>
8598 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8599 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8601 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8604 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8605 darwin9 for printing reg addresses with %y.
8607 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8609 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8610 truncation from operands in binary operations.
8612 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8615 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8616 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8617 subreg of op0 to the original op0.
8619 * expmed.c (store_bit_field_1): Use a temporary as the destination
8620 instead of a paradoxical subreg when we need to truncate the result.
8622 2009-07-01 DJ Delorie <dj@redhat.com>
8624 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8625 names to VLIW variants.
8626 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8627 * config/mep/intrinsics.md: Regenerate.
8628 * config/mep/intrinsics.h: Regenerate.
8629 * config/mep/mep-intrin.h: Regenerate.
8631 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8634 * jump.c (returnjump_p): Revert last patch.
8635 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8637 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8640 * pa.md (casesi32p): Use jump table label to determine the offset
8642 (casesi64p): Likewise.
8644 * pa.c (forward_branch_p): Return bool type. Use instruction
8645 addresses when available. Assert that INSN has a jump label.
8646 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8649 2009-07-01 Richard Guenther <rguenther@suse.de>
8651 PR tree-optimization/19831
8652 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8653 that only act as barriers do not make any previous stores necessary.
8654 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8655 HEAP variables global, do not add a constraint from nonlocal.
8656 (find_func_aliases): Handle escapes through return statements.
8657 (compute_points_to_sets): Make escaped HEAP variables global.
8659 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8662 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8663 after reducing a DImode cstore to SImode.
8665 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8667 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8668 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8670 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8672 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8673 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8675 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8676 and umod_optab if TARGET_BSD_DIVMOD.
8677 * config/vax/lib1funcs.asm: New file.
8678 * config/vax/t-linux: New file.
8679 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8681 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8684 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8685 to type arguments that have void type.
8688 * dwarf2out.c (gen_formal_parameter_die): Call
8689 equate_decl_number_to_die if node is different from origin.
8691 2009-06-30 Anthony Green <green@moxielogic.com>
8693 Clean up moxie port for --enable-build-with-cxx.
8694 * config/moxie/moxie.c (moxie_function_value): First two
8695 parameters are const_tree, not tree.
8696 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8697 (REG_CLASS_NAMES): Ditto.
8698 (REGNO_REG_CLASS): Ditto.
8699 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8700 (moxie_function_value): Fix constyness of arguments.
8702 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8704 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8705 finalize_size_functions before further processing.
8706 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8707 (variable_size): Call self_referential_size on size expressions
8708 that contain a PLACEHOLDER_EXPR.
8709 (size_functions): New static variable.
8710 (copy_self_referential_tree_r): New static function.
8711 (self_referential_size): Likewise.
8712 (finalize_size_functions): New global function.
8713 * tree.c: Include tree-inline.h.
8714 (push_without_duplicates): New static function.
8715 (find_placeholder_in_expr): New global function.
8716 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8718 <tcc_expression>: Likewise.
8719 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8720 the call in the expression.
8721 * tree.h (finalize_size_functions): Declare.
8722 (find_placeholder_in_expr): Likewise.
8723 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8724 (substitute_placeholder_in_expr): Update comment.
8725 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8727 (copy_tree_body_r): Likewise.
8728 (copy_tree_body): New static function.
8729 (maybe_inline_call_in_expr): New global function.
8730 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8731 (maybe_inline_call_in_expr): Declare.
8732 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8733 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8736 2009-06-30 Richard Guenther <rguenther@suse.de>
8738 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8740 (propagate_necessity): Do not mark reaching defs of stores
8743 2009-06-30 Jan Hubicka <jh@suse.cz>
8745 * cfgloopanal.c (check_irred): Move into ...
8746 (mark_irreducible_loops): ... here; return true if ireducible
8748 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8749 (analyze_function): Try to prove loop finiteness.
8750 * cfgloop.h (mark_irreducible_loops): Update prototype.
8751 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8753 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8755 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8757 2009-06-30 Ira Rosen <irar@il.ibm.com>
8759 PR tree-optimization/40542
8760 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8763 2009-06-30 Martin Jambor <mjambor@suse.cz>
8765 PR tree-optimization/40582
8766 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8767 than useless_type_conversion_p.
8768 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8771 2009-06-30 Martin Jambor <mjambor@suse.cz>
8774 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8776 2009-06-30 Richard Guenther <rguenther@suse.de>
8778 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8779 use ao_ref references.
8780 (walk_aliased_vdefs): Likewise.
8781 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8782 * tree-ssa-dce.c (struct ref_data): Remove.
8783 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8784 (mark_aliased_reaching_defs_necessary): Adjust.
8785 (mark_all_reaching_defs_necessary_1): Likewise.
8787 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8790 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8791 (emit_store_flag_1): Extract from emit_store_flag, adjust
8792 calls to (what now is) emit_cstore.
8793 (emit_store_flag): Call emit_store_flag_1 and also use it
8794 for what used to be recursive calls.
8796 2009-06-30 Wei Guozhi <carrot@google.com>
8799 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8800 if the target bb post dominates from bb.
8801 * config/i386/i386.c (memory_address_length): Check existence of base
8802 register before using it.
8804 2009-06-30 Nick Clifton <nickc@redhat.com>
8805 DJ Delorie <dj@redhat.com>
8807 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8808 __FMOVD_ENABLED__ is defined.
8810 (TARGET_FMOVD): Provide a default definition.
8811 (MASK_FMOVD): Likewise.
8812 (TARGET_CPU_CPP_BUILTINS): Define
8813 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8814 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8815 two fmov instructions depending upon whether TARGET_FMOVD is
8817 (split for DF load from memory into register): Also handle
8818 MEMs which consist of REG+DISP addressing.
8819 (split for DF store from register to memory): Likewise.
8820 * config/sh/sh.opt (mfmovd): Remove this switch.
8821 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8822 * config/sh/sh.c (sh_override_options): Do not automatically
8823 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8824 that to the -mfmovd command line switch.
8826 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8828 (fldi_ok): Always allow.
8829 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8831 2009-06-29 DJ Delorie <dj@redhat.com>
8833 * doc/install.texi (mep-x-elf): Correct chip's full name.
8835 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8837 * doc/extend.texi: Fix typo.
8839 2009-06-29 Tom Tromey <tromey@redhat.com>
8842 * Makefile.in (DWARF2_H): New variable.
8844 (dwarf2out.o): Likewise.
8845 (dwarf2asm.o): Likewise.
8846 * config/i386/t-i386: Use DWARF2_H.
8847 * except.c: Include elf/dwarf2.h.
8848 * unwind-dw2.c: Include elf/dwarf2.h.
8849 * dwarf2out.c: Include elf/dwarf2.h.
8850 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8851 <dtprel>: New field.
8852 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8853 (size_of_loc_descr): Likewise.
8854 (output_loc_operands_raw): Likewise.
8855 (output_loc_operands): Handle new dtprel field.
8856 (loc_checksum): Update.
8857 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8858 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8859 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8860 * dwarf2asm.c: Include elf/dwarf2.h.
8861 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8862 * config/mmix/mmix.c: Include elf/dwarf2.h.
8863 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8864 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8865 * config/sh/sh.c: Include elf/dwarf2.h.
8866 * config/i386/i386.c: Include elf/dwarf2.h.
8868 2009-06-29 DJ Delorie <dj@redhat.com>
8870 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8872 * doc/extend.texi: Add MeP attributes and pragmas.
8873 * doc/invoke.text: Add MeP Options.
8874 * doc/contrib.texi: Add MeP contribution.
8875 * doc/md.texi: Add MeP constraints.
8876 * doc/install.texi: Add MeP target.
8878 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8880 * target.h (struct gcc_target): Add frame_pointer_required field.
8881 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8882 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8883 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8885 * reload1.c (update_eliminables): (Ditto.).
8886 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8887 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8888 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8890 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8892 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8893 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8894 (arm_frame_pointer_required): New function.
8896 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8897 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8898 (avr_frame_pointer_required_p): Declare as static.
8899 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8901 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8902 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8903 (bfin_frame_pointer_required): Make as static, change return type
8905 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8907 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8908 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8909 (cris_frame_pointer_required): New function.
8911 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8913 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8914 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8915 (fr30_frame_pointer_required): New function.
8917 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8918 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8919 (frv_frame_pointer_required): Make as static, change return type
8921 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8923 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8924 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8925 (ix86_frame_pointer_required): Make as static, change return type to
8927 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8929 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8930 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8932 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8934 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8936 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8938 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8939 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8940 (mips_frame_pointer_required): Make as static.
8941 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8943 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8944 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8945 (mmix_frame_pointer_required): Mew function.
8947 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8948 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8950 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8952 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8954 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8956 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8957 (CAN_ELIMINATE): Redefine.
8958 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8959 (sparc_frame_pointer_required): New function.
8960 (sparc_can_eliminate): New function.
8961 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8963 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8964 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8966 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8967 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8968 (xtensa_frame_pointer_required): Make as static, change return type
8970 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8973 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8975 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8976 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8977 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8978 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8979 (register_callback): Handle PLUGIN_START_UNIT.
8980 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8982 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8984 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8986 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8987 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8989 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8991 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8994 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8996 * doc/extend.texi (Additional Floating Types): __float128 is also
8997 supported on i386 targets.
8999 2009-06-29 Richard Guenther <rguenther@suse.de>
9002 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9004 (pt_solutions_same_restrict_base): Declare.
9005 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9007 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9008 (make_constraint_from, make_copy_constraint): Move earlier.
9009 (make_constraint_from_heapvar): New function.
9010 (make_constraint_from_restrict): Likewise.
9011 (handle_lhs_call): Use it.
9012 (find_func_aliases): Use it to track conversions to restrict
9014 (struct fieldoff): Add only_restrict_pointers flag.
9015 (push_fields_onto_fieldstack): Initialize it.
9016 (create_variable_info_for): Track global restrict qualified pointers.
9017 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9018 Track restrict qualified pointer arguments.
9019 (set_uids_in_ptset): Use varinfo is_global_var flag.
9020 (find_what_var_points_to): Set the vars_contains_restrict flag.
9021 Always create the points-to solution for sets including restrict tags.
9022 (pt_solutions_same_restrict_base): New function.
9023 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9024 qualified pointers use pt_solutions_same_restrict_base as
9025 additional source for disambiguation.
9027 2009-06-29 Richard Guenther <rguenther@suse.de>
9030 * alias.c (find_base_decl): Remove.
9031 (get_deref_alias_set_1): Remove restrict handling.
9032 * c-common.c (c_apply_type_quals_to_decl): Do not set
9033 DECL_POINTER_ALIAS_SET.
9034 * gimplify.c (find_single_pointer_decl_1): Remove.
9035 (find_single_pointer_decl): Likewise.
9036 (internal_get_tmp_var): Remove restrict handling.
9037 (gimple_regimplify_operands): Likewise.
9038 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9039 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9040 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9041 * tree.c (restrict_base_for_decl): Remove.
9042 (init_ttree): Do not allocate it.
9043 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9044 LABEL_DECL_UID for label decls.
9045 (copy_node_stat): Do not copy restrict information.
9046 (decl_restrict_base_lookup): Remove.
9047 (decl_restrict_base_insert): Likewise.
9048 (print_restrict_base_statistics): Likewise.
9049 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9050 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9051 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9052 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9053 (LABEL_DECL_UID): Adjust.
9054 (DECL_BASED_ON_RESTRICT_P): Remove.
9055 (DECL_GET_RESTRICT_BASE): Likewise.
9056 (SET_DECL_RESTRICT_BASE): Likewise.
9057 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9059 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9060 instead of DECL_POINTER_ALIAS_SET.
9061 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9062 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9063 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9065 2009-06-29 Richard Guenther <rguenther@suse.de>
9067 PR tree-optimization/40579
9068 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9069 the IL to simplify has constants that overflowed.
9071 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9073 PR tree-optimization/40550
9074 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9075 vector_compute_type only when the size of vector_compute_type is
9076 less than the size of type.
9078 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9080 * fold-const.c (contains_label_1): Fix comments.
9081 (contains_label_p): Do not walk trees multiple time.
9083 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9085 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9086 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9087 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9088 ix86_fp_comparison_operator.
9089 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9090 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9091 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9092 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9093 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9094 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9095 (related splits): Change predicate to ix86_fp_comparison_operator.
9096 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9097 instead of ix86_fp_comparison_codes.
9098 (ix86_trivial_fp_comparison_operator,
9099 ix86_fp_comparison_operator): New.
9100 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9101 (ix86_expand_compare): Eliminate last two parameters.
9102 (ix86_fp_jump_nontrivial_p): Kill.
9103 * config/i386/i386.c (put_condition_code): Eliminate call to
9104 ix86_fp_comparison_codes and subsequent assertion.
9105 (ix86_fp_comparison_codes): Eliminate.
9106 (ix86_fp_swap_condition): New.
9107 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9108 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9109 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9110 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9111 and ix86_fp_swap_condition.
9112 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9113 Use ix86_fp_comparison_strategy.
9114 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9115 (ix86_fp_jump_nontrivial_p): Eliminate.
9116 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9117 call to ix86_expand_compare.
9118 (ix86_split_fp_branch, ix86_expand_setcc,
9119 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9120 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9122 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9124 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9125 related to jump_clobbers.
9126 * config/arm/arm.md (conds): Remove jump_clob case.
9127 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9128 splits): Change comparison_operator to arm_comparison_operator.
9129 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9132 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9134 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9135 condition for floating point modes.
9136 * expmed.c (emit_store_flag_1): Move here a bigger part
9138 (emit_store_flag): Try swapping the condition for floating point
9140 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9142 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9144 * expr.c (expand_expr_real_1): Just use do_store_flag.
9145 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9146 emit_store_flag_force.
9147 * expmed.c (emit_store_flag_force): Copy here trick
9148 previously in expand_expr_real_1. Try reversing the comparison.
9149 (emit_store_flag_1): Work if target is NULL.
9150 (emit_store_flag): Work if target is NULL, using the result mode
9151 from the comparison. Use split_comparison, restructure final part
9152 to simplify conditionals.
9154 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9156 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9157 * dojump.c (do_jump): Change handling of floating-point
9158 ops to use just do_compare_and_jump.
9159 (split_comparison): New.
9160 (do_compare_rtx_and_jump): Add here logic coming previously
9161 in do_jump, using split_comparison.
9163 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9166 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9168 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9170 * tree-ssa-alias.c: Fix unintentional commit.
9172 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9174 * passes.c (execute_one_pass): Fix unintentional commit.
9176 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9178 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9179 (df_rd_local_compute, df_md_local_compute): Inline them.
9181 (df_md_scratch): New.
9182 (df_md_alloc, df_md_free): Allocate/free it.
9183 (df_md_local_compute): Only include live registers in init.
9184 (df_md_transfer_function): Prune the in-set computed by
9185 the confluence function, and the gen-set too.
9187 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9189 PR rtl-optimization/26854
9190 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9191 * df-problems.c (df_rd_add_problem): Fix comment.
9192 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9193 df_md_simulate_artificial_defs_at_top,
9194 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9195 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9196 df_md_transfer_function, df_md_init, df_md_confluence_0,
9197 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9198 problem_MD, df_md_add_problem): New.
9199 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9200 df_md_get_bb_info): New.
9201 (DF_LAST_PROBLEM_PLUS1): Adjust.
9203 * Makefile.in (fwprop.o): Include domwalk.h.
9204 * fwprop.c: Include domwalk.h.
9205 (reg_defs, reg_defs_stack): New.
9206 (bitmap_only_bit_between): Remove.
9207 (process_defs): New.
9208 (process_uses): Use reg_defs and local_md instead of
9209 bitmap_only_bit_between and local_rd.
9210 (single_def_use_enter_block): New, from build_single_def_use_links.
9211 (single_def_use_leave_block): New.
9212 (build_single_def_use_links): Remove code moved to
9213 single_def_use_enter_block, invoke domwalk.
9214 (use_killed_between): Adjust comment.
9216 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9218 * bitmap.h (bitmap_ior_and_into): New.
9219 * bitmap.c (bitmap_ior_and_into): New.
9221 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9223 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9224 before_dom_children_before_stmts and after_dom_children_after_stmts.
9225 Rename the two remaining callbacks to just before_dom_children and
9226 after_dom_children. Remove other GIMPLE statement walking bits.
9227 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9228 * graphite.c: Do not include domwalk.h.
9229 * tree-into-ssa.c (interesting_blocks): New global.
9230 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9231 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9232 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9233 now that they're not domwalk callbacks.
9234 (rewrite_initialize_block): Rename to...
9235 (rewrite_enter_block): ... this, place after called functions. Test
9236 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9237 (rewrite_finalize_block): Rename to...
9238 (rewrite_leave_block): ... this, place after called functions.
9239 (rewrite_update_init_block): Rename to...
9240 (rewrite_update_enter_block): ... this, place after called functions.
9241 Test interesting_blocks, call rewrite_update_stmt and
9242 rewrite_update_phi_arguments.
9243 (rewrite_update_fini_block): Rename to...
9244 (rewrite_leave_block): ... this, place after called functions.
9245 (rewrite_blocks): Remove last argument, simplify initialization of
9247 (mark_def_sites_initialize_block): Rename to...
9248 (mark_def_sites_block): ... this, call mark_def_sites.
9249 (mark_def_sites_blocks): Remove argument, simplify initialization of
9251 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9252 (update_ssa): Likewise.
9253 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9255 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9256 (dom_opt_initialize_block): Rename to...
9257 (dom_opt_enter_block): ... this, place after called functions. Walk
9258 statements here, inline propagate_to_outgoing_edges.
9259 (dom_opt_finalize_block): Rename to...
9260 (dom_opt_leave_block): ... this, place after called functions.
9261 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9263 (dse_enter_block, dse_record_phi): New.
9264 (dse_record_phis): Delete.
9265 (dse_finalize_block): Rename to...
9266 (dse_leave_block): ... this.
9267 (tree_ssa_dse): Simplify initialization of walk_data.
9268 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9269 Adjust initialization of walk_data.
9270 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9271 * tree-ssa-loop-phiopt.c (get_non_trapping):
9272 Adjust initialization of walk_data.
9273 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9274 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9275 it's not a domwalk callback.
9276 (uncprop_initialize_block): Rename to...
9277 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9278 (dse_finalize_block): Rename to...
9279 (dse_leave_block): ... this.
9280 (tree_ssa_uncprop): Simplify initialization of walk_data.
9281 * Makefile.in: Adjust dependencies.
9283 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9285 * arm.md (casesi): Fix test for Thumb1.
9286 (thumb1_casesi_internal_pic): Likewise.
9287 (thumb1_casesi_dispatch): Likewise.
9289 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9291 * config/arm/arm-cores.def: Added core cortex-m0.
9292 * config/arm/arm-tune.md: Regenerated.
9293 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9295 2009-06-26 DJ Delorie <dj@redhat.com>
9297 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9299 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9300 the scheduler doesn't tag jump insns.
9302 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9304 * c-decl.c (merge_decls): Re-indent.
9306 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9309 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9310 Special-case decimal float constants.
9312 2009-06-26 Richard Henderson <rth@redhat.com>
9314 * function.h (struct function): Add cannot_be_copied_reason,
9315 and cannot_be_copied_set.
9316 * tree-inline.c (has_label_address_in_static_1): Rename from
9317 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9318 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9319 don't set inline_forbidden_reason.
9320 (copy_forbidden): New function, split out of inline_forbidden_p.
9321 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9322 (inline_forbidden_p): Use copy_forbidden.
9323 (tree_versionable_function_p): Likewise.
9324 (inlinable_function_p): Merge into tree_inlinable_function_p.
9325 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9326 * ipa-cp.c (ipcp_versionable_function_p): New function.
9327 (ipcp_cloning_candidate_p): Use it.
9328 (ipcp_node_modifiable_p): Likewise.
9330 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9332 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9333 that is marked not to be inlined. Remove flag_mudflap use.
9334 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9335 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9337 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9340 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9341 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9343 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9345 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9347 (__mingwthr_remove_key_dtor): Likewise.
9349 2009-06-26 Richard Guenther <rguenther@suse.de>
9351 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9353 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9356 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9357 try the non-cond_exec path also.
9359 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9362 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9363 (output_cbranch): Use new functions.
9364 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9367 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9368 Pat Haugen <pthaugen@us.ibm.com>
9369 Revital Eres <ERES@il.ibm.com>
9371 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9372 for %c error. Add %x support to print VSX registers as a unified
9373 register set, instead of separate float and altivec registers.
9374 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9375 %y case, and add support for VSX pre-modify addresses.
9376 (output_toc): Add assert for CONST containing an integer constant
9378 (rs6000_adjust_cost): Add POWER7 support.
9379 (insn_must_be_first_in_group): Ditto.
9380 (insn_must_be_last_in_group): Ditto.
9381 (rs6000_emit_popcount): Ditto.
9382 (rs6000_vector_mode_supported_p): Ditto.
9384 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9385 Change some of the functions called by macros to being called
9386 through a pointer, so debug functions can be inserted if
9387 -mdebug=addr or -mdebug=cost.
9388 (rs6000_preferred_reload_class_ptr): Ditto.
9389 (rs6000_secondary_reload_class_ptr): Ditto.
9390 (rs6000_secondary_memory_needed_ptr): Ditto.
9391 (rs6000_cannot_change_mode_class_ptr): Ditto.
9392 (rs6000_secondary_reload_inner): Ditto.
9393 (rs6000_legitimize_reload_address): Ditto.
9394 (rs6000_legitimize_reload_address_ptr): Ditto.
9395 (rs6000_mode_dependent_address): Ditto.
9396 (rs6000_mode_dependent_address_ptr): Ditto.
9398 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9399 function to return true if the mode allows reg + integer
9401 (virtual_stack_registers_memory_p): New function to return true if
9402 the address refers to a virtual stack register.
9403 (rs6000_legitimate_offset_address_p): Move code to say whether a
9404 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9406 (rs6000_legitimate_address_p): Add checks for modes that only can
9407 do reg+reg addressing. Start adding VSX support.
9408 (rs6000_legitimize_reload_address): Ditto.
9409 (rs6000_legitimize_address): Ditto.
9410 (rs6000_debug_legitimate_address_p): New debug functions for
9411 -mdebug=addr and -mdebug=cost.
9412 (rs6000_debug_rtx_costs): Ditto.
9413 (rs6000_debug_address_costs): Ditto.
9414 (rs6000_debug_adjust_cost): Ditto.
9415 (rs6000_debug_legitimize_address): Ditto.
9416 (rs6000_legitimize_reload_address_ptr): Point to call normal
9417 function or debug function. Make functions called via pointer
9419 (rs6000_mode_dependent_address_ptr): Ditto.
9420 (rs6000_secondary_reload_class_ptr): Ditto.
9421 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9422 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9423 into a friendlier error.
9424 (rs6000_init_builtins): Add initial VSX support.
9425 (rs6000_adjust_cost): Fix some spacing issues.
9427 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9428 (REG_CLASS_NAMES): Ditto.
9429 (REG_CLASS_CONTENTS): Ditto.
9430 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9431 pointer, to add -mdebug=addr support.
9432 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9433 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9434 -mdebug=addr support.
9435 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9436 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9437 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9439 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9441 (bswapsi*): Set attribute types for load/store. Add combiner
9442 patterns to eliminate zero extend on 64-bit.
9443 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9444 stdbrx if the hardware supports those instructions.
9446 2009-06-25 Ian Lance Taylor <iant@google.com>
9448 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9449 (Link Options): Document -static-libstdc++.
9451 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9454 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9455 DATA_ALIGNMENT instead.
9457 2009-06-25 Richard Guenther <rguenther@suse.de>
9459 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9460 indirect references against the callused/escaped solutions.
9461 (call_may_clobber_ref_p_1): Likewise.
9463 2009-06-25 Martin Jambor <mjambor@suse.cz>
9465 PR tree-optimization/40493
9466 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9467 (enum unscalarized_data_handling): New type.
9468 (handle_unscalarized_data_in_subtree): Return what has been done.
9469 (load_assign_lhs_subreplacements): Handle left flushes differently.
9470 (sra_modify_assign): Use unscalarized_data_handling, simplified
9471 condition determining whether to remove the statement.
9473 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9475 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9476 excerpt - @ should be doubled for texinfo.
9478 2009-06-24 Ian Lance Taylor <iant@google.com>
9480 * config/arc/arc.c: Include "df.h".
9481 (arc_attribute_table): Make static. Move higher in file.
9482 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9483 (output_shift): Initialize n later to avoid warning.
9484 * config/arm/arm.c (arm_attribute_table): Make static. Move
9486 * config/avr/avr.c (avr_attribute_table): Make static. Move
9488 (reg_class_tab): Change array type from int to enum reg_class.
9489 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9491 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9492 (lshrhi3_out): Likewise.
9493 (class_likely_spilled_p): Change return type to bool.
9494 (avr_rtx_costs): Use local code variable with enum type.
9495 * config/avr/avr.md (movmemhi): Use add_reg_note.
9496 (andhi3, andsi3): Don't use AS2 with "and".
9497 (iorhi3, iorsi3): Don't use AS2 with "or".
9498 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9499 * config/crx/crx.c: Include "df.h".
9500 (crx_attribute_table): Make static.
9501 * config/m32r/m32r.c: Include "df.h".
9502 (m32r_attribute_table): Make static. Move higher in file.
9503 (pop): Use add_reg_note.
9504 (block_move_call): Change 0 to LCT_NORMAL in function call.
9505 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9506 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9507 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9508 declare, not just when TREE_CODE is defined.
9509 * config/m68hc11/m68hc11.c: Include "expr.h".
9510 (m68hc11_attribute_table): Make static. Move higher in file.
9511 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9513 (m68hc11_register_indirect_p): Likewise.
9514 (m68hc11_function_arg_padding): Change return type to enum
9516 (emit_move_after_reload): Use add_reg_note.
9517 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9518 (m68hc11_split_logical): Likewise.
9519 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9521 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9522 to VOIDmode in function call.
9523 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9525 (m68hc11_split_logical): Update declaration.
9526 (m68hc11_function_arg_padding): Update declaration.
9527 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9528 to array of enum reg_class.
9529 (mcore_attribute_table): Make static. Move higher in file.
9530 (mcore_rtx_costs): Add cast to enum type.
9531 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9532 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9533 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9535 * config/sh/predicates.md (trapping_target_operand): Rename and to
9537 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9539 * config/spu/spu.c (spu_attribute_table): Make static. Move
9541 * config/v850/v850.c (v850_attribute_table): Make static. Move
9543 (v850_rtx_costs): Use local code with enum type.
9544 (expand_epilogue): Add cast.
9545 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9547 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9550 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9551 -m2a-single-only and -m2a-nofpu.
9552 * config/sh/sh.opt: Document m2a generates FPU code.
9554 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9556 * defaults.h (CAN_ELIMINATE): Provide default.
9557 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9558 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9559 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9560 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9561 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9562 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9563 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9564 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9565 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9566 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9568 2009-06-24 DJ Delorie <dj@redhat.com>
9570 * mep-ext-cop.cpu: Fix copyright notice.
9571 * mep-default: Fix copyright notice.
9572 * mep-core: Fix copyright notice.
9573 * mep: Fix copyright notice.
9574 * mep-ivc2: Fix copyright notice.
9575 * mep-c5: Fix copyright notice.
9577 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9579 * doc/contrib.texi (Contributors):
9581 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9584 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9585 src and dst operands if necessary.
9587 2009-06-23 DJ Delorie <dj@redhat.com>
9590 * config.gcc: Add mep support.
9591 * recog.c: Resurrect validate_replace_rtx_subexp().
9592 * recog.h: Likewise.
9593 * config/mep/: Add new port:
9594 * config/mep/constraints.md: New file.
9595 * config/mep/default.h: New file.
9596 * config/mep/intrinsics.h: New file.
9597 * config/mep/intrinsics.md: New file.
9598 * config/mep/ivc2-template.h: New file.
9599 * config/mep/mep-c5.cpu: New file.
9600 * config/mep/mep-core.cpu: New file.
9601 * config/mep/mep-default.cpu: New file.
9602 * config/mep/mep-ext-cop.cpu: New file.
9603 * config/mep/mep-intrin.h: New file.
9604 * config/mep/mep-ivc2.cpu: New file.
9605 * config/mep/mep-lib1.asm: New file.
9606 * config/mep/mep-lib2.c: New file.
9607 * config/mep/mep-pragma.c: New file.
9608 * config/mep/mep-protos.h: New file.
9609 * config/mep/mep-tramp.c: New file.
9610 * config/mep/mep.c: New file.
9611 * config/mep/mep.cpu: New file.
9612 * config/mep/mep.h: New file.
9613 * config/mep/mep.md: New file.
9614 * config/mep/mep.opt: New file.
9615 * config/mep/predicates.md: New file.
9616 * config/mep/t-mep: New file.
9618 2009-06-23 Ian Lance Taylor <iant@google.com>
9620 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9621 from loose_warn into c_loose_warn and from strict_warn into
9622 c_strict_warn. Set and substitute warn_cxxflags. Check for
9623 --enable-build-with-cxx. Set and substitute
9624 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9625 * Makefile.in (CXXFLAGS): New variable.
9626 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9627 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9628 the default is the same as $(STRICT_WARN).
9629 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9630 (CXX): New variable.
9631 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9632 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9633 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9634 (HOST_LIBS): New variable.
9635 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9636 (ALL_CXXFLAGS): New variable.
9637 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9638 * doc/install.texi (Configuration): Document
9639 --enable-build-with-cxx, --with-stage1-ldflags,
9640 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9641 * configure: Rebuild.
9643 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9645 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9646 from previous commit.
9648 2009-06-23 Ian Lance Taylor <iant@google.com>
9650 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9652 2009-06-23 Ian Lance Taylor <iant@google.com>
9654 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9655 with ATTRIBUTE_UNUSED.
9657 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9658 Pat Haugen <pthaugen@us.ibm.com>
9659 Revital Eres <eres@il.ibm.com>
9661 * config.in (HAVE_AS_POPCNTD): Add default definition.
9662 (HAVE_AS_LWSYNC): Ditto.
9664 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9666 (gcc_cv_as_powerpc_cmpb): Ditto.
9667 (gcc_cv_as_powerpc_dfp): Ditto.
9668 (gcc_cv_as_powerpc_vsx): Ditto.
9669 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9670 supporting the popcntd/lwsync instructions.
9671 (gcc_cv_as_powerpc_lwsync): Ditto.
9672 * configure: Regenerate.
9674 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9675 -mcpu=native and -mcpu=power7.
9676 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9678 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9679 a variable instead of a mask to reduce the number of mask bits.
9680 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9681 (-mbit-word): Ditto.
9682 (-mregnames): Ditto.
9683 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9684 (-mfused-madd): Ditto.
9686 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9688 (-mvsx): New switch for VSX instructions.
9689 (-misel): Move from a variable to a mask to allow it to be set by
9692 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9693 function declaration to an array declaration.
9694 (rs6000_hard_regno_nregs): New external array declaration.
9696 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9697 files included by rs6000.md.
9699 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9700 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9702 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9704 (rs6000_debug_reg): New -mdebug= variables.
9705 (rs6000_debug_addr): Ditto.
9706 (rs6000_debug_cost): Ditto.
9707 (rs6000_pmode): New variable to hold Pmode.
9708 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9709 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9710 calculated at compiler start.
9711 (rs6000_hard_regno_nregs): Change function to an array which holds
9712 HARD_REGNO_NREGS calculated at compiler start.
9713 (rs6000_explicit_options): Delete isel field.
9714 (rs6000_vector_unit): New array to hold which vector unit
9715 supports arithmetic options for a given type.
9716 (rs6000_vector_mem): New array to hold which vector unit supports
9717 memory reference operations for a given type.
9718 (rs6000_vector_align): New array to given the alignment of each
9720 (power7_cost): New basic costs for power7.
9721 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9722 (rs6000_hard_regno_nregs_internal): New function, moved from
9723 HARD_REGNO_NREGS, to calculate the number of registers each hard
9724 register takes for each type.
9725 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9726 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9727 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9728 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9729 unit information here so it is calculated once at compiler startup
9731 (rs6000_override_options): Make -misel a target mask. Add more
9732 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9733 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9735 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9736 (rs6000_handle_option): Move -misel from variable to target mask.
9737 (rs6000_builtin_mask_for_load): Add VSX support.
9738 (rs6000_conditional_register_usage): Ditto.
9739 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9740 (function_arg_boundary): Ditto.
9741 (rs6000_expand_builtin): Ditto.
9742 (def_builtin): Make abort message a little friendlier.
9743 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9745 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9746 assembler support the popcntd instruction instead of a vsx
9747 instruction to enable power7 support.
9748 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9749 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9750 option to the assembler if -mcpu=native.
9751 (ASM_CPU_NATIVE_SPEC): Ditto.
9752 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9754 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9755 the lwsync instruction.
9756 (enum processor_type): Add PROCESSOR_POWER7.
9757 (rs6000_debug_reg): New -mdebug= options.
9758 (rs6000_debug_addr): Ditto.
9759 (rs6000_debug_cost): Ditto.
9760 (rs6000_isel): Delete.
9761 (enum rs6000_vector): New enum to say what vector unit we have.
9762 (VECTOR_UNIT_*): New macros to say which vector unit has
9763 arithmetic operations for a given type.
9764 (VECTOR_MEM_*): New macros to say which vector unit has memory
9765 operations for a given type.
9766 (TARGET_LDBRX): Whether the machine supports the ldbrx
9768 (TARGET_ISEL): Delete, -misel moved to be a mask.
9769 (TARGET_ISEL64): New macro for 64-bit isel support.
9770 (UNITS_PER_VSX_WORD): New macro.
9771 (POINTER_SIZE): Move to be an external variable, rather than
9772 calculating whether we are generating 32 ot 64-bit code.
9774 (STACK_BOUNDARY): Add VSX support.
9775 (LOCAL_ALIGNMENT): Ditto.
9776 (SLOW_UNALIGNED_ACCESS): Ditto.
9777 (VSX_REGNO_P): New macro for VSX support.
9778 (VFLOAT_REGNO_P): Ditto.
9779 (VINT_REGNO_P): Ditto.
9780 (VLOGICAL_REGNO_P): Ditto.
9781 (VSX_VECTOR_MODE): Ditto.
9782 (VSX_SCALAR_MODE): Ditto.
9784 (VSX_MOVE_MODE): Ditto.
9785 (VSX_REG_CLASS_P): Ditto.
9786 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9788 (UNITS_PER_SIMD_WORD): Add VSX support.
9789 (MODES_TIEABLE_P): Ditto.
9790 (STARTING_FRAME_OFFSET): Ditto.
9791 (STACK_DYNAMIC_OFFSET): Ditto.
9792 (EPILOGUE_USES): Ditto.
9793 (REGNO_REG_CLASS): Move to array lookup.
9794 (CLASS_MAX_NREGS): Ditto.
9795 (rs6000_vector_reg_class): Add declaration.
9796 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9797 overlap with the floating point and Altivec registers.
9799 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9801 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9802 give the appropriate asm switches if -mcpu=native.
9803 (host_detect_local_cpu): Add support for "asm".
9804 (host_detect_local_cpu): Follow GNU code guidelines for name.
9806 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9807 -mbit-word to a variable instead of being a target mask.
9809 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9810 emit the lwsync instruction instead of emitting the instruction as
9811 an integer constant.
9813 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9814 fixuns_trundfsi2, move expander into rs6000.md.
9816 * config/rs6000/rs6000.md (cpu): Add power7.
9817 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9818 (logical predicate patterns): Change the single instruction
9819 primitives that set CR0 to be fast_compare instead of compare.
9821 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9822 (popcntddi2): Ditto.
9823 (popcount<mode>): Ditto.
9824 (floating multiply/add insns): Name the floating point
9826 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9827 (isel_unsigned_<mode>): Ditto.
9828 (fixuns_trundfsi2): Move expander here from spe.md.
9829 (smindi3): Define if we have -misel on 64-bit systems.
9834 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9836 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9838 * config/avr/avr.c (avr_current_device): New variable.
9839 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9840 (avr_arch, mcu_type_s): Move to avr.h.
9841 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9842 default_data_section_start fields.
9843 (avr_arch): Moved from avr.c.
9844 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9845 library_name fields.
9846 (avr_current_device, avr_mcu_types, avr_arch_types,
9847 avr_device_to_arch, avr_device_to_data_start,
9848 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9849 (EXTRA_SPEC_FUNCTIONS): Define.
9850 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9851 options mapping. Use device_to_arch and device_to_data_start insted.
9852 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9853 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9854 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9855 * config/avr/driver-avr.c: New file.
9856 * config/avr/avr-devices.c: New file.
9858 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9860 * var-tracking.c (unshare_variable): Force initialized to
9861 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9862 (set_variable_part): Likewise.
9863 (struct variable_union_info): Remove pos_src field.
9864 (vui_vec, vui_allocated): New variables.
9865 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9866 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9867 == 1 use a simpler sorting algorithm. Compute pos field right
9868 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9869 Avoid quadratic comparison if !flag_var_tracking_uninit.
9870 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9871 unshare_variable unconditionally.
9872 (dataflow_set_different_2): Removed.
9873 (dataflow_set_different): Don't traverse second hash table.
9874 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9875 unconditionally to var_reg_set or var_mem_set.
9876 (emit_notes_in_bb): Likewise.
9877 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9879 (emit_note_insn_var_location): Don't set initialized to
9880 VAR_INIT_STATUS_INITIALIZED early.
9881 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9883 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9885 * tree-object-size.c (addr_object_size): Instead of checking
9886 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9887 are no FIELD_DECLs following it.
9889 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9891 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9892 order to match bswaps with signed source operands.
9894 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9896 * sdbout.c (sdbout_one_type): Fix braces in switch.
9898 2009-06-23 Richard Guenther <rguenther@suse.de>
9900 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9902 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9903 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9904 var_callused, callused_tree, var_storedanything, storedanything_tree,
9905 var_integer, integer_tree): Remove global variables.
9906 (new_var_info): Do not pass new id, append the new var to the
9907 global variable vector.
9908 (do_ds_constraint): Use is_global_var member of the variable-info.
9909 (new_scalar_tmp_constraint_exp): Adjust.
9910 (create_function_info_for): Likewise.
9911 (create_variable_info_for): Likewise.
9912 (find_what_var_points_to): Remove dead code.
9913 (init_base_vars): Simplify.
9914 (compute_points_to_sets): Adjust.
9916 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9918 * combine.c (try_combine): Dump information about the insns we're
9921 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9923 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9924 check when calling force_to_mode on TRUNCATE's operand.
9926 2009-06-22 Ian Lance Taylor <iant@google.com>
9928 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9930 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9932 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9934 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9936 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9937 override library linkage flags such as -static-libgcc or
9940 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9942 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9944 2009-06-22 Ian Lance Taylor <iant@google.com>
9946 * config/linux.opt: Put mglibc ahead of muclibc.
9948 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9949 for duplicate decls.
9951 2009-06-22 Matthias Klose <doko@ubuntu.com>
9953 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9955 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9958 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9959 instead of NULL if a parser error occurs.
9961 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9963 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9964 non-DWARF2_DEBUGGING_INFO version.
9966 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9968 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9969 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9971 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9972 (LIBGCC2_TF_CEXT): Define.
9975 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9978 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9980 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9982 * config/arm/arm.c (arm_override_options): Disable
9983 -mcaller-super-interworking and -mcallee-super-interworking.
9984 * doc/invoke.texi (ARM Options): Document this.
9986 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9988 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9989 * config/arm/constraints.md (j): New constraint for movw operands.
9990 (N): Remove thumb2 meaning.
9991 * config/arm/arm.md (*arm_movw): Delete.
9992 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9993 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9994 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9996 2009-06-22 Martin Jambor <mjambor@suse.cz>
9998 PR tree-optimization/40492
9999 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10000 build_ref_for_offset.
10002 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10004 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10005 JUMP_TABLE_DATA_P predicates where applicable.
10006 * auto-inc-dec.c: Ditto.
10007 * builtins.c: Ditto.
10008 * caller-save.c: Ditto.
10010 * cfgcleanup.c: Ditto.
10011 * cfglayout.c: Ditto.
10013 * combine.c: Ditto.
10014 * combine-stack-adj.c: Ditto.
10018 * df-scan.c: Ditto.
10020 * dwarf2asm.c: Ditto.
10021 * dwarf2out.c: Ditto.
10022 * emit-rtl.c: Ditto.
10028 * function.c: Ditto.
10031 * genpreds.c: Ditto.
10032 * genrecog.c: Ditto.
10034 * ira-costs.c: Ditto.
10035 * ira-lives.c: Ditto.
10037 * loop-iv.c: Ditto.
10038 * lower-subreg.c: Ditto.
10039 * modulo-sched.c: Ditto.
10041 * postreload.c: Ditto.
10042 * print-rtl.c: Ditto.
10044 * reginfo.c: Ditto.
10045 * regmove.c: Ditto.
10046 * reload1.c: Ditto.
10049 * rtlanal.c: Ditto.
10051 * sched-vis.c: Ditto.
10053 * sel-sched-ir.c: Ditto.
10054 * simplify-rtx.c: Ditto.
10055 * targhooks.c: Ditto.
10056 * var-tracking.c: Ditto.
10057 * vmsdbgout.c: Ditto.
10059 2009-06-22 Matthias Klose <doko@ubuntu.com>
10061 * Makefile.in (install-plugin): Always use DESTDIR.
10063 2009-06-22 Olivier Hainque <hainque@adacore.com>
10065 * config/pa/pa.c (output_call): Don't optimize post call jumps
10066 into return address adjustments if the call may throw.
10068 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10070 * arm.c (thumb1_output_casesi): New function.
10071 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10072 optimizing for size or PIC.
10073 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10074 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10075 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10076 (thumb1_casesi_internal_pic): New expand rule.
10077 (thumb1_casesi_dispatch): New pattern.
10078 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10080 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10081 in the text seciton when PIC or optimizing for size.
10082 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10083 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10084 preservation properties of code.
10085 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10086 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10087 (__gnu_thumb1_case_si): New function.
10088 * t-arm (LIB1ASMSRC): Define here.
10089 (LIB1ASMFUNCS): Add some common functions.
10090 * t-arm-elf (LIB1ASMSRC): Delete.
10091 (LIB1ASMFUNCS): Append to existing set.
10092 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10093 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10094 * t-symbian (LIB1ASMFUNCS): Likewise.
10095 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10096 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10098 2009-06-21 Richard Guenther <rguenther@suse.de>
10100 PR tree-optimization/38729
10101 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10102 to loops with a single exit if -fno-expensive-optimizations.
10104 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10106 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10107 (dataflow_set): Change vars type from htab_t to shared_hash.
10108 (shared_hash_pool, empty_shared_hash): New variables.
10109 (vars_clear): Removed.
10110 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10111 shared_hash_find_slot_unshare, shared_hash_find_slot,
10112 shared_hash_find_slot_noinsert, shared_hash_find): New
10114 (shared_hash_unshare, shared_hash_destroy): New functions.
10115 (unshare_variable): Unshare set->vars if shared, use
10117 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10118 (get_init_value, find_src_set_src, dump_dataflow_set,
10119 clobber_variable_part, emit_notes_for_differences): Use
10121 (dataflow_set_init): Remove second argument, set vars to
10122 empty_shared_hash instead of creating a new htab.
10123 (dataflow_set_clear): Call shared_hash_destroy and set vars
10124 to empty_shared_hash instead of calling vars_clear.
10125 (dataflow_set_copy): Don't call vars_copy, instead just share
10126 the src htab with dst.
10127 (variable_union): Use shared_hash_*, use initially NO_INSERT
10128 lookup if set->vars is shared. Don't keep slot cleared before
10129 calling unshare_variable. Unshare set->vars if needed.
10130 Even ->refcount == 1 vars must be unshared if set->vars is shared
10131 and var needs to be modified.
10132 (variable_canonicalize): New function.
10133 (dataflow_set_union): If dst->vars is empty, just share src->vars
10134 with dst->vars and traverse with variable_canonicalize to canonicalize
10135 and unshare what is needed.
10136 (dataflow_set_different): If old_set and new_set use the same shared
10137 htab, they aren't different. If number of htab elements is different,
10138 htabs are different. Use shared_hash_*.
10139 (dataflow_set_destroy): Call shared_hash_destroy instead of
10141 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10142 second argument to dataflow_set_init.
10143 (vt_initialize): Likewise. Initialize shared_hash_pool and
10144 empty_shared_hash, move bb in/out initialization afterwards.
10145 Use variable_htab_free instead of NULL as changed_variables del hook.
10146 (variable_was_changed): Change type of second argument to pointer to
10147 dataflow_set. When inserting var into changed_variables, bump
10148 refcount. Unshare set->vars if set is shared htab and slot needs to
10150 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10151 lookup if set->vars is shared. Unshare set->vars if needed.
10152 Even ->refcount == 1 vars must be unshared if set->vars is shared
10153 and var needs to be modified. Adjust variable_was_changed caller.
10154 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10155 vars must be unshared if set->vars is shared and var needs to be
10156 modified. Adjust variable_was_changed caller.
10157 (emit_note_insn_var_location): Don't pool_free var.
10158 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10160 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10161 free_alloc_pool on shared_hash_pool.
10163 2009-06-20 Anthony Green <green@moxielogic.com>
10165 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10166 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10168 2009-06-20 Richard Guenther <rguenther@suse.de>
10170 * tree-ssa-structalias.c (find_func_aliases): For memset use
10171 a constraint from NULL if we memset to zero.
10172 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10173 we explicitly handle that do not read from memory.
10174 (call_may_clobber_ref_p_1): Properly handle builtins that may
10177 2009-06-20 Richard Guenther <rguenther@suse.de>
10179 PR tree-optimization/40495
10180 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10181 (new_scalar_tmp_constraint_exp): New function.
10182 (process_constraint): Do not create temporary decls.
10183 (process_all_all_constraints): Likewise.
10184 (handle_const_call): Likewise.
10185 (create_function_info_for): Do not set decl.
10187 2009-06-19 Ian Lance Taylor <iant@google.com>
10189 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10190 (rs6000_attribute_table): Make static; move before use.
10192 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10194 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10195 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10196 Propagate the TREE_READONLY flag without overwriting it.
10197 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10198 Propagate the TREE_READONLY flag onto the result.
10199 (process_call_operands): Move around. Use correct constant value.
10201 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10204 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10205 * config/arm/arm.md: Likewise.
10207 2009-06-19 Ian Lance Taylor <iant@google.com>
10209 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10210 to GIMPLE_ERROR_MARK.
10212 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10213 op2_original_type parameters. Warn about using different enum types.
10214 * c-parser.c (c_parser_conditional_expression): Pass original
10215 types to build_conditional_expr.
10216 * c-tree.h (build_conditional_expr): Update declaration.
10218 2009-06-19 Ian Lance Taylor <iant@google.com>
10220 * config/i386/i386.c (ix86_function_specific_save): Test that
10221 fields match values, rather than testing the values are in a
10224 2009-06-19 Richard Guenther <rguenther@suse.de>
10226 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10227 ADDR_EXPR pointers.
10228 (ptr_derefs_may_alias_p): Likewise.
10229 (ptr_deref_may_alias_ref_p_1): New function.
10230 (ptr_deref_may_alias_ref_p): Likewise.
10231 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10232 covered by looking at the ESCAPED solution.
10233 (call_may_clobber_ref_p_1): Likewise.
10234 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10235 Handle NULL_TREE offset. Do not produce redundant constraints.
10236 (process_all_all_constraints): New helper function.
10237 (do_structure_copy): Use it.
10238 (handle_lhs_call): Likewise.
10239 (find_func_aliases): Handle some builtins with pointer arguments
10240 and/or return values explicitly.
10242 2009-06-19 Ian Lance Taylor <iant@google.com>
10244 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10246 2009-06-19 Ian Lance Taylor <iant@google.com>
10248 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10250 2009-06-19 Ian Lance Taylor <iant@google.com>
10252 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10253 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10256 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10257 uninitialized const.
10259 2009-06-19 Ian Lance Taylor <iant@google.com>
10261 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10264 * c-decl.c (in_struct, struct_types): Remove.
10265 (struct c_binding): Add in_struct field.
10266 (c_binding_ptr): Define type, along with VEC.
10267 (struct c_struct_parse_info): Define.
10268 (struct_parse_info): New static variable.
10269 (bind): Initialize in_struct field.
10270 (start_struct): Remove enclosing_in_struct and
10271 enclosing_struct_types parameters. Add
10272 enclosing_struct_parse_info parameter. Change all callers. Set
10273 struct_parse_info rather than in_struct and struct_types.
10274 (grokfield): If -Wc++-compat and there is a symbol binding for the
10275 field name, set the in_struct flag and push it on the
10276 struct_parse_info->fields vector.
10277 (warn_cxx_compat_finish_struct): New static function.
10278 (finish_struct): Remove enclosing_in_struct and
10279 enclosing_struct_types parameters. Add
10280 enclosing_struct_parse_info parameter. Change all callers. Don't
10281 set C_TYPE_DEFINED_IN_STRUCT here. Call
10282 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10283 parameter. Only push on struct_types if warn_cxx_compat.
10284 (finish_enum): Only push on struct_types if warn_cxx_compat.
10285 (declspecs_add_type): Add loc parameter. Change all callers.
10286 Change all error calls to error_at. Pass loc, not input_location,
10287 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10288 defined in a struct. If -Wc++-compat and parsing a struct, record
10289 that a typedef name was used.
10290 * c-parser.c (c_parser_declspecs): Get location to pass to
10291 declspecs_add_type.
10292 (c_parser_struct_or_union_specifier): Update calls to start_struct
10294 * c-tree.h (struct c_struct_parse_info): Declare.
10295 (finish_struct, start_struct): Update declarations.
10296 (declspecs_add_type): Update declaration.
10298 2009-06-19 Ian Lance Taylor <iant@google.com>
10300 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10301 variable with an anonymous type.
10303 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10305 * see.c: Remove for real.
10307 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10309 * optabs.h (enum optab_index): Add new OTI_significand.
10310 (significand_optab): Define corresponding macro.
10311 * optabs.c (init_optabs): Initialize significand_optab.
10312 * genopinit.c (optabs): Implement significand_optab using
10313 significand?f2 patterns.
10314 * builtins.c (expand_builtin_mathfn): Handle
10315 BUILT_IN_SIGNIFICAND{,F,L}.
10316 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10317 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10319 * config/i386/i386.md (significandxf2, significand<mode>2): New
10320 expanders to implement significandf, significand and significandl
10321 built-ins as inline x87 intrinsics.
10323 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10325 * config/avr/avr.c (avr_override_options): Remove setting value of
10326 PARAM_INLINE_CALL_COST.
10328 2009-06-18 Richard Henderson <rth@redhat.com>
10331 * tree-pass.h (TDF_ASMNAME): New.
10332 * tree-dump.c (dump_options): Add asmname.
10333 * doc/invoke.texi: Document it.
10335 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10336 (dump_decl_name): ...here.
10337 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10338 (dump_generic_node): Update dump_function_name calls.
10339 (print_call_name): New flags arg; update all dump calls.
10340 * diagnostic.h (print_call_name): Update.
10341 * gimple-pretty-print.c (dump_gimple_call): Update.
10343 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10346 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10348 2009-06-18 Diego Novillo <dnovillo@google.com>
10350 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10351 * plugin.c (str_license): Declare.
10352 (try_init_one_plugin): Assert that the symbol
10353 'plugin_is_GPL_compatible' exists.
10355 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10358 * Makefile.in (OBJS-common): Remove see.o.
10360 * common.opt (fsee): Mark as preserved for backward compatibility.
10361 * opts.c (common_handle_option): Add OPT_fsee to the backward
10362 compatibility section.
10363 * passes.c (init_optimization_passes, pass_see): Remove pass.
10364 * timevar.def (TV_SEE): Remove.
10365 * tree-pass.h (pass_see): Remove declaration.
10366 * doc/invoke.texi (-fsee): Remove documentation.
10368 2009-06-18 Martin Jambor <mjambor@suse.cz>
10370 * tree-sra.c: Include statistics.h
10371 (sra_stats): New variable.
10372 (sra_initialize): Clear sra_stats.
10373 (create_access_replacement): Increment sra_stats.replacements.
10374 (get_access_replacement): Do not return twice.
10375 (analyze_all_variable_accesses): Increment statistics counter by the
10376 number of scalarized aggregates.
10377 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10378 (sra_modify_expr): Increment sra_stats.exprs.
10379 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10380 (sra_modify_assign): Increment sra_stats.exprs,
10381 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10382 (perform_intra_sra): Update statistics counters.
10383 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10385 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10387 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10388 (arm_scalar_mode_supported_p): New function.
10390 2009-06-18 Paul Brook <paul@codesourcery.com>
10391 Sandra Loosemore <sandra@codesourcery.com>
10393 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10394 (__extendhfsf2, __truncsfhf2): Define.
10395 * config/arm/fp16.c: New file.
10396 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10397 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10399 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10401 * doc/extend.texi (Half-Precision): New section.
10402 * doc/invoke.texi (Option Summary): List -mfp16-format.
10403 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10404 * config/arm/arm.opt (mfp16-format=): New.
10405 * config/arm/arm.c: Include intl.h.
10406 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10407 (TARGET_INVALID_RETURN_TYPE): Redefine.
10408 (TARGET_PROMOTED_TYPE): Redefine.
10409 (TARGET_CONVERT_TO_TYPE): Redefine.
10410 (arm_fp16_format): Define.
10411 (all_fpus): Add entry for neon-fp16.
10412 (fp_model_for_fpu): Likewise.
10413 (struct fp16_format): Declare.
10414 (all_fp16_formats): Define.
10415 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10417 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10419 (arm_legitimate_index_p): Treat HFmode like HImode.
10420 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10421 (coproc_secondary_reload_class): Special-case HFmode.
10422 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10423 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10424 (arm_init_fp16_builtins): New.
10425 (arm_init_builtins): Call it.
10426 (arm_invalid_parameter_type): New.
10427 (arm_invalid_return_type): New.
10428 (arm_promoted_type): New.
10429 (arm_convert_to_type).
10430 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10432 (arm_emit_fp16_const): New function.
10433 (arm_mangle_type): Mangle __fp16 as "Dh".
10434 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10436 (TARGET_NEON_FP16): New.
10437 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10438 (enum fputype): Add FPUTYPE_NEON_FP16.
10439 (enum arm_fp16_format_type): Declare.
10440 (arm_fp16_format): Declare.
10441 (LARGEST_EXPONENT_IS_NORMAL): Define.
10442 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10443 * config/arm/arm-modes.def (HFmode): Define.
10444 * config/arm/vfp.md: (*movhf_vfp): New.
10445 (extendhfsf2): New.
10447 * config/arm/arm.md: (fpu): Add neon_fp16.
10448 (floatsihf2, floatdihf2): New.
10449 (fix_trunchfsi2, fix_trunchfdi2): New.
10451 (extendhfdf2): New.
10453 (*arm32_movhf): New.
10454 (*thumb1_movhf): New.
10455 (consttable_2): Add check for HFmode constants.
10456 (consttable_4): Handle HFmode constants.
10458 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10460 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10462 2009-06-17 Olivier Hainque <hainque@adacore.com>
10464 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10465 const char ** conversion in AIX specific section.
10467 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10469 * config/i386/i386.c (ix86_special_builtin_type): Remove
10470 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10471 (bdesc_special_args): Updated.
10472 (ix86_init_mmx_sse_builtins): Likewise.
10473 (ix86_expand_special_args_builtin): Likewise.
10475 2009-06-17 Richard Henderson <rth@redhat.com>
10477 * tree-pretty-print.c (maybe_dump_asm_name): New.
10478 (dump_decl_name): Use it.
10479 (PRINT_FUNCTION_NAME): Merge into...
10480 (dump_function_name): ... here. Use maybe_dump_asm_name.
10482 2009-06-17 Cary Coutant <ccoutant@google.com>
10484 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10486 * debug.c (struct gcc_debug_hooks): Change placeholder for
10488 (debug_nothing_int_charstar_int): Replaced by...
10489 (debug_nothing_int_charstar_int_bool): ...this.
10490 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10491 source_line prototype.
10492 (debug_nothing_int_charstar_int): Replaced by...
10493 (debug_nothing_int_charstar_int_bool): ...this.
10494 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10495 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10496 Output is_stmt operand when necessary.
10497 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10498 (notice_source_line): Add is_stmt parameter.
10499 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10500 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10502 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10503 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10505 2009-06-17 Ian Lance Taylor <iant@google.com>
10507 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10509 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10512 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10514 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10515 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10516 tree_strip_sign_nop_conversions and
10517 tree_ssa_strip_useless_type_conversions rather than stripping
10518 the operations here.
10519 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10521 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10522 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10523 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10524 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10527 2009-06-17 Michael Eager <eager@eagercon.com>
10529 * config/rs6000/constraints.md (register_constraint "d"): New.
10530 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10531 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10532 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10533 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10534 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10535 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10536 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10537 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10538 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10539 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10541 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10542 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10543 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10544 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10545 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10546 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10547 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10548 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10549 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10550 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10551 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10552 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10553 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10554 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10556 2009-06-16 Ian Lance Taylor <iant@google.com>
10558 * profile.c (total_num_never_executed): Don't define.
10559 (compute_branch_probabilities): Don't count or print
10560 num_never_executed.
10561 (init_branch_prob): Don't set total_num_never_executed.
10562 (end_branch_prob): Don't print total_num_never_executed.
10564 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10566 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10568 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10570 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10571 (nabstd2_fpr): Same.
10573 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10575 * expr.c (expand_assignment): Change complex type check.
10577 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10579 * doc/plugins.texi (Building GCC plugins): Added new section.
10581 2009-06-17 Ian Lance Taylor <iant@google.com>
10583 * c-pch.c (get_ident): Don't set size of templ array.
10584 (pch_init): Don't set size of partial_pch array.
10586 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10587 string constant to intialize an array whose size is the length of
10590 2009-06-17 Richard Guenther <rguenther@suse.de>
10592 PR tree-optimization/40389
10593 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10594 to addressable types.
10595 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10597 2009-06-17 Richard Guenther <rguenther@suse.de>
10599 PR middle-end/40460
10600 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10601 if there is no evolution of left in the loop bail out.
10602 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10603 chrec_fold_multiply.
10605 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10606 Janis Johnson <janis187@us.ibm.com>
10609 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10610 for the symbol ref of a constant that is the source of a move
10611 - nor for any other not-obvious-label-ref constants.
10613 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10615 * plugin.c (position_pass): Skip newly inserted pass during list
10616 traversal to avoid repeated insertion.
10618 2009-06-16 Ian Lance Taylor <iant@google.com>
10620 * vec.h (VEC_stack_alloc): Define different version if
10621 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10622 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10623 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10624 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10626 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10628 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10630 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10631 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10632 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10633 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10634 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10635 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10636 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10637 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10638 __builtin_ia32_rdtscp.
10639 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10640 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10641 and __builtin_ia32_rorhi.
10642 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10643 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10644 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10645 (ix86_expand_args_builtin): Likewise.
10646 (ix86_expand_special_args_builtin): Likewise.
10648 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10649 (UNSPECV_RDTSC): Likewise.
10650 (UNSPECV_RDPMC): Likewise.
10651 (*bsr): Renamed to ...
10653 (*bsr_rex64): Renamed to ...
10656 (*rdpmc): Likewise.
10657 (*rdpmc_rex64): Likewise.
10659 (*rdtsc): Likewise.
10660 (*rdtsc_rex64): Likewise.
10661 (rdtscp): Likewise.
10662 (*rdtscp): Likewise.
10663 (*rdtscp_rex64): Likewise.
10665 * config/i386/ia32intrin.h: New.
10667 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10669 2009-06-16 Ian Lance Taylor <iant@google.com>
10671 * ira-build.c (copy_info_to_removed_store_destinations):
10672 Initialize parent_a.
10674 2009-06-16 Ian Lance Taylor <iant@google.com>
10676 * c-decl.c (grokdeclarator): Change size_varies to bool.
10678 2009-06-16 Ian Lance Taylor <iant@google.com>
10680 * sel-sched.c: Make forward declarations of move_op_hooks and
10681 fur_hooks explicitly extern.
10683 2009-06-16 Ian Lance Taylor <iant@google.com>
10685 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10686 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10688 2009-06-16 Ian Lance Taylor <iant@google.com>
10690 * resource.c (mark_referenced_resources): Change
10691 include_delayed_effects parameter to bool. Change all callers.
10692 (mark_end_of_function_resources): Likewise.
10693 * reorg.c (insn_references_resource_p): Likewise.
10694 (insn_sets_resource_p): Likewise.
10695 * resource.h (mark_referenced_resources): Update declaration.
10696 (mark_end_of_function_resources): Update declaration.
10698 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10700 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10702 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10704 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10705 GCC can bootstrap on AIX with GNU Binutils 2.20.
10707 2009-06-16 Ian Lance Taylor <iant@google.com>
10709 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10711 2009-06-16 Ian Lance Taylor <iant@google.com>
10713 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10714 inline, not extern inline.
10715 (exact_log2): Likewise.
10716 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10718 (exact_log2): Likewise, but don't test CTZ_HWI.
10720 2009-06-16 Ian Lance Taylor <iant@google.com>
10722 * bitmap.c (bitmap_clear): Don't declare as inline.
10723 * gimple.c (gimplify_assign): Likewise.
10724 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10725 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10726 (sched_scan_info): Remove duplicate definition.
10728 2009-06-16 Ian Lance Taylor <iant@google.com>
10730 * c-common.c (skip_evaluation): Don't define.
10731 (c_inhibit_evaluation_warnings): Define global variable.
10732 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10733 than skip_evaluation.
10734 (convert_and_check, warn_for_div_by_zero): Likewise.
10735 * c-common.h (skip_evaluation): Don't declare.
10736 (c_inhibit_evaluation_warnings): Declare.
10737 * c-parser.c (c_parser_typeof_specifier): Set
10738 c_inhibit_evaluation_warnings rather than skip_evaluation.
10739 (c_parser_conditional_expression): Likewise.
10740 (c_parser_binary_expression): Likewise.
10741 (c_parser_sizeof_expression): Likewise.
10742 (c_parser_alignof_expression): Likewise.
10743 * c-typeck.c (build_indirect_ref): Check
10744 c_inhibit_evaluation_warnings rather than skip_evaluation.
10745 (build_conditional_expr, build_binary_op): Likewise.
10747 2009-06-16 Richard Guenther <rguenther@suse.de>
10749 * tree-ssa-alias.c (is_escape_site): Remove.
10750 * tree-ssa-alias.h (enum escape_type): Remove.
10751 (is_escape_site): Likewise.
10752 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10753 via casts and asms without deferring to is_escape_site.
10755 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10757 PR middle-end/40446
10758 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10759 use gen_lowpart if op0 has complex mode.
10761 2009-06-16 Richard Guenther <rguenther@suse.de>
10763 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10764 variables add them to ESCAPED.
10765 (find_func_aliases): Do not make all indirectly stored values escaped.
10767 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10769 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10770 make_decl_one_only.
10772 2009-06-16 Martin Jambor <mjambor@suse.cz>
10774 PR tree-optimization/40432
10775 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10776 check whether we need to force gimple register operand.
10778 2009-06-16 Martin Jambor <mjambor@suse.cz>
10780 PR tree-optimization/40413
10781 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10782 build_ref_for_offset.
10783 (propagate_subacesses_accross_link): Fix a typo in a comment.
10785 2009-06-16 Ira Rosen <irar@il.ibm.com>
10787 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10788 with additional parameter.
10789 * tree-vectorizer.h (enum vect_def_type): Add new value
10791 (enum vect_relevant): Add comments.
10792 (vect_is_simple_reduction): Add new argument.
10793 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10794 Detect nested cycles.
10795 (vect_is_simple_reduction): Update documentation, add an argument to
10796 distinguish inner-loop reduction from nested cycle, detect nested
10797 cycles, fix printings and indentation, don't swap operands in case
10799 (get_initial_def_for_reduction): Handle subtraction.
10800 (vect_create_epilog_for_reduction): Add new argument to specify
10801 reduction variable.
10802 (vect_finalize_reduction): Handle subtraction, fix comments.
10803 (vectorizable_reduction): Handle nested cycles. In case of nested
10804 cycle keep track of the reduction variable position. Call
10805 vect_is_simple_reduction with additional parameter. Use original
10806 statement code in reduction epilogue for nested cycle. Call
10807 vect_create_epilog_for_reduction with additional parameter.
10808 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10809 inner-loop vectorization.
10810 (vect_recog_widen_sum_pattern): Likewise.
10811 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10813 (vect_mark_stmts_to_be_vectorized): Likewise.
10814 (vect_get_vec_def_for_operand): Handle nested cycles.
10816 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10818 * doc/invoke.texi (Debugging Options): Fix option index entries
10819 for -fdump-statistics, -frandom-seed add entries for
10820 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10821 (FRV Options): Fix entries for -mTLS, -mtls.
10822 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10823 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10824 (M68hc1x Options): Fix @itemx for -mnominmax.
10825 (MCore Options): Fix entry for -mno-lsim.
10826 (MMIX Options): Fix entry for -mabi=mmixware.
10827 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10829 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10831 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10832 Mention the plugin mode of gengtype.
10833 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10834 * gengtype.c: Updated copyright.
10835 (plugin_files, nb_plugin_files) Added new static variables.
10836 (measure_input_list) Care about plugin_files.
10837 (write_rtx_next): Added early return in plugin mode.
10838 (create_file): Updated copyright year in generated file. Added
10840 (oprintf): Added early return if NULL outf.
10841 (get_output_file_with_visibility): Care of plugin_files.
10842 (get_output_file_name): May return null.
10843 (write_local): Added early return.
10844 (put_mangled_filename): Ditto.
10845 (finish_root_table): Added check for base_files.
10846 (write_roots): Care about null when plugins.
10847 (main): Added plugin mode.
10849 2009-06-15 Ian Lance Taylor <iant@google.com>
10851 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10852 * gcov.c (read_count_file): Add braces around variables declared
10855 * c.opt (Wjump-misses-init): New warning.
10856 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10857 -Wall and -Wc++-compat if not already set.
10858 (c_common_post_options): Clear warn_jump_misses_init if it was not
10860 * c-decl.c (struct c_binding): Change type field to a union with
10861 new label field. Make it the first field in the struct. Update
10862 references to type to use u.type instead.
10863 (struct c_spot_bindings): Define.
10864 (struct c_goto_bindings): Define.
10865 (c_goto_bindings_p): Define, along with VECs.
10866 (struct c_label_vars): Define.
10867 (struct c_scope): Add has_label_bindings field.
10868 (bind_label, set_spot_bindings): New static functions.
10869 (decl_jump_unsafe, update_spot_bindings): New static functions.
10870 (update_label_decls): New static function.
10871 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10872 Update binding u.label field to shadowed field.
10873 (c_binding_start_stmt_expr): New function.
10874 (c_binding_end_stmt_expr): New function.
10875 (pushdecl): Don't call c_begin_vm_scope.
10876 (make_label): Add defining and p_label_vars parameters. Change
10878 (lookup_label): Correct test for whether a label has not yet been
10879 defined. Call bind_label rather than bind.
10880 (warn_about_goto): New static function.
10881 (lookup_label_for_goto): New function.
10882 (declare_label): Call bind_label rather than bind.
10883 (check_earlier_gotos): New static function.
10884 (define_label): Don't give errors about jumping into statement
10885 expressions or scopes of variably modified types. Call
10886 set_spot_bindings and check_earlier_gotos. Call bind_label
10887 instead of bind. Don't set label_context_stack_se or
10888 label_context_stack_vm.
10889 (c_get_switch_bindings): New function.
10890 (c_release_switch_bindings): New function.
10891 (c_check_switch_jump_warnings): New function.
10892 (start_function): Don't set label_context_stack_se or
10893 label_context_stack_vm.
10894 (finish_function): Likewise.
10895 * c-typeck.c (label_context_stack_se): Don't define.
10896 (label_context_stack_vm): Don't define.
10897 (c_finish_goto_label): Call lookup_label_for_goto rather than
10898 lookup_label. Don't give errors about jumping into a statement
10899 expression or the scope of a variably modified type. Don't set
10900 label_context_stack_se or label_context_stack_vm.
10901 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10902 fields. Add bindings field.
10903 (c_start_case): Don't set deleted fields. Set bindings field.
10904 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10905 or blocked_vm. Call c_check_switch_jump_warnings.
10906 (c_finish_case): Don't test blocked_stmt_expr field. Call
10907 c_release_switch_bindings.
10908 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10909 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10910 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10911 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10912 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10913 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10914 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10915 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10916 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10917 (C_DECL_UNJUMPABLE_VM): Don't define.
10918 (C_DECL_UNDEFINABLE_VM): Don't define.
10919 (struct c_label_list): Don't define.
10920 (struct c_label_context_se): Don't define.
10921 (struct c_label_context_vm): Don't define.
10922 (struct c_spot_bindings): Declare.
10923 (c_bindings_start_stmt_expr): Declare.
10924 (c_bindings_end_stmt_expr): Declare.
10925 (lookup_label_for_goto): Declare.
10926 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10927 (c_check_switch_jump_warnings): Declare.
10928 (label_context_stack_se, label_context_stack_vm): Don't declare.
10929 (c_finish_goto_label): Update declaration.
10930 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10931 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10932 (Warning Options): Document -Wjump-misses-init.
10934 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10936 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10939 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10941 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10943 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10945 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10947 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10949 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10951 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10953 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10954 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10955 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10956 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10957 * dwarf2asm.c (dw2_force_const_mem): Update call to
10958 make_decl_one_only.
10959 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10960 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10961 * langhooks.c (lhd_comdat_group): Remove.
10962 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10963 * tree.h (DECL_COMDAT_GROUP): New.
10964 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10965 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10966 (make_decl_one_only): Change signature.
10967 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10968 make_decl_one_only.
10969 (make_decl_one_only): Change signature.
10970 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10972 2009-06-15 Richard Guenther <rguenther@suse.de>
10974 PR middle-end/40439
10975 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10977 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10979 * tree-ssa-math-opts.c: Remove extra divide.
10981 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10983 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10985 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10987 * passes.c: Add bswap pass.
10988 * tree-pass.h: Add pass_optimize_bswap declaration.
10989 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10990 Include rtl.h, expr.h and optabs.h for optab_handler check.
10991 (struct symbolic_number, pass_optimize_bswap): New definition.
10992 (do_shift_rotate, verify_symbolic_number_p): New functions.
10993 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10994 (gate_optimize_bswap): New function.
10995 * tree.c (widest_int_cst_value): New function.
10996 * tree.h (widest_int_cst_value): Prototype added.
10998 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11000 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11001 REG_EQUAL/REG_EQUIV notes.
11003 2009-06-14 Richard Guenther <rguenther@suse.de>
11005 PR middle-end/40389
11006 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11007 has its address taken if NRV was applied and it is addressable.
11008 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11009 function split out from ...
11010 (get_constraint_for_1): ... here.
11011 (handle_rhs_call): Use it to mark the return slot escaped if
11012 it is addressable and NRV was applied.
11014 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11016 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11017 Change first argument type to location_t.
11018 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11019 Do not set input_location.
11020 Use loc instead of input_location throughout.
11022 2009-06-13 Richard Guenther <rguenther@suse.de>
11024 PR tree-optimization/40421
11025 * tree-predcom.c (should_unroll_loop_p): Remove.
11026 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11028 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11030 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11031 Add location argument.
11033 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11035 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11037 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11038 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11039 * config/spu/spu-protos.h: Add location to
11040 spu_resolve_overloaded_builtin.
11041 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11042 spu_build_builtin_va_list.
11043 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11044 argument. Pass location to build_function_call_vec.
11045 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11047 (emit_fpu_switch): Same.
11048 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11049 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11050 to build_decl and create_artificial_label.
11051 (xtensa_gimplify_va_arg_expr): Same.
11052 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11053 (xstormy16_gimplify_va_arg_expr): Same.
11054 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11055 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11056 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11057 (mips16_build_function_stub): Same.
11058 (mips16_build_call_stub): Same.
11060 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11063 * arm/constraints.md (Pa, Pb): New constraints.
11064 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11065 split pattern to deal with them.
11067 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11069 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11070 fix index entry for -Xpreprocessor.
11072 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11074 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11075 Add location argument to build_decl call.
11076 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11077 (rs6000_init_builtins): Same.
11078 (spe_init_builtins): Same.
11079 (rs6000_gimplify_va_arg): Add location argument to
11080 create_artificial_label call.
11082 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11084 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11085 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11086 * Makefile.in: Fix GGC dependency for gcse.o.
11088 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11090 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11091 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11092 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11094 * c-parser.c (c_parser_binary_expression): Use current column while
11095 building binary operations.
11096 * common.opt (fshow-column): Enable by default.
11097 * tree-vrp.c (check_array_ref): Use warning_at.
11098 (check_array_bounds): Use location from call back if expr has no
11100 * tree.h: Add location argument to maybe_fold_*.
11101 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11102 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11103 (maybe_fold_offset_to_component_ref): Same.
11104 (maybe_fold_offset_to_reference): Same.
11105 (maybe_fold_offset_to_address): Same.
11106 (maybe_fold_stmt_indirect): Same.
11107 (maybe_fold_stmt_addition): Same.
11108 (fold_stmt_r): Pass location to maybe_fold_*.
11109 (fold_gimple_assign): Same.
11110 * c-tree.h: Add location argument to finish_decl,
11111 default_function_array_conversion, store_init_value.
11112 * c-decl.c (define_label): Use error_at.
11113 (c_make_fname_decl): Pass location to finish_decl.
11114 (finish_decl): New location argument.
11115 (build_compound_literal): Pass location to store_init_value.
11116 (grokdeclarator): Pass location to finish_decl.
11118 * c-typeck.c (array_to_pointer_conversion): New location argument.
11119 (function_to_pointer_conversion): Same.
11120 (default_function_array_conversion): Same.
11121 (parser_build_unary_op): Pass location to overflow_warning.
11122 (parser_build_binary_op): Same. Use warning_at.
11123 (build_unary_op): Pass location to array_to_pointer_conversion.
11124 (build_c_cast): Pass location to digest_init.
11125 (build_modify_expr): New location argument.
11126 (convert_for_assignment): Same.
11127 (store_init_value): Same.
11128 (digest_init): Same.
11129 (output_init_element): Pass location to digest_init and
11130 array_to_pointer_conversion.
11131 (c_finish_return): Pass location to convert_for_assignment.
11132 * gimplify.c (gimplify_conversion): Pass location to
11133 maybe_fold_offset_to_address.
11134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11135 to maybe_fold_stmt_addition.
11136 * c-omp.c (c_finish_omp_atomic): Pass new location to
11138 (c_finish_omp_for): Same.
11139 * c-common.c (overflow_warning): New argument.
11140 * c-common.h: New argument to build_modify_expr, overflow_warning.
11141 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11143 (c_parser_initializer): Pass location to
11144 default_function_array_conversion.
11145 (c_parser_initelt): Same.
11146 (c_parser_initval): Same.
11147 (c_parser_asm_operands): Same.
11148 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11149 (c_parser_conditional_expression): Same.
11150 (c_parser_binary_expression): Add location info to stack. Use it.
11151 (c_parser_unary_expression): Pass location to
11152 default_function_array_conversion, parser_build_unary_op,
11153 build_indirect_ref, c_parser_postfix_expression_after_primary.
11154 (c_parser_postfix_expression_after_primary): New location argument.
11156 (c_parser_expression_conv): Pass location to
11157 default_function_array_conversion.
11158 (c_parser_expr_list): Same.
11159 (c_parser_omp_atomic): Same.
11160 (c_parser_omp_for_loop): Same.
11161 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11162 (build_array_declarator): New argument.
11163 * c-decl.c (build_array_declarator): Add location argument.
11164 (grokdeclarator): Set id_loc for cdk_array.
11165 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11166 build_array_declarator.
11167 * tree.c (build_omp_clause): Add location argument.
11168 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11169 (OMP_CLAUSE_LOCATION): New macro.
11170 (struct tree_omp_clause): Add location field.
11171 (build_omp_clause): Add argument.
11172 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11173 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11175 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11176 (cp_parser_omp_clause_collapse): Same.
11177 (cp_parser_omp_clause_default): Same.
11178 (cp_parser_omp_clause_if): Same.
11179 (cp_parser_omp_clause_nowait): Same.
11180 (cp_parser_omp_clause_num_threads): Same.
11181 (cp_parser_omp_clause_ordered): Same.
11182 (cp_parser_omp_clause_schedule): Same.
11183 (cp_parser_omp_clause_untied): Same.
11184 (cp_parser_omp_for_loop): Same.
11185 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11186 * c-tree.h (c_start_case): Add location argument.
11187 (c_process_expr_stmt): Same.
11188 (c_finish_goto_*): Same.
11189 * tree-parloops.c (initialize_reductions): Pass location to
11191 (create_parallel_loop): Same.
11192 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11193 (gfc_trans_omp_reduction_list): Same.
11194 (gfc_trans_omp_clauses): Same.
11195 (gfc_trans_omp_do): Same.
11196 * c-typeck.c (c_finish_goto_label): Same.
11197 (c_finish_goto_ptr): New location argument.
11198 (c_start_case): Same.
11199 (emit_side_effect_warnings): Same.
11200 (c_process_expr_stmt): Same.
11201 (c_finish_stmt_expr): Same.
11202 (c_finish_omp_clauses): Use error_at instead of error.
11203 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11205 * c-omp.c (c_split_parallel_clauses): New location argument.
11206 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11207 to build_omp_clause.
11208 (convert_local_reference_stmt): Same.
11209 (convert_gimple_call): Same.
11210 * c-common.h (c_split_parallel_clauses): New argument.
11211 * c-parser.c (c_parser_statement_after_labels): Pass location to
11212 c_finish_goto_label.
11213 (c_parser_switch_statement): Pass location to c_start_case.
11214 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11215 and c_process_expr_stmt.
11216 (c_parser_omp_variable_list): Add location argument.
11217 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11218 (c_parser_omp_clause_default): Same.
11219 (c_parser_omp_clause_if): Same.
11220 (c_parser_omp_clause_num_threads): Same.
11221 (-c_parser_omp_clause_ordered): Same.
11222 (c_parser_omp_clause_reduction): Pass location to
11223 c_parser_omp_variable_list.
11224 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11225 (c_parser_omp_clause_untied): Same.
11226 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11227 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11229 * c-tree.h (check_for_loop_decls, undeclared_variable,
11230 build_component_ref, build_array_ref, build_external_ref,
11231 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11232 build_conditional_expr, build_compound_expr, c_cast_expr,
11233 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11234 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11236 * c-semantics.c (build_stmt): Same.
11237 (build_case_label): Same.
11238 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11239 (undeclared_variable): New argument.
11240 (make_label): Same.
11241 (lookup_label): Pass location on down.
11242 (define_label): Same.
11243 (finish_decl): Same.
11244 (build_compound_literal): Same.
11245 (finish_struct): Same.
11246 (finish_function): Do not set location here.
11247 (check_for_loop_decls): New argument.
11248 * tree.c (save_expr): Set location.
11249 (build_empty_stmt): New argument.
11250 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11251 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11252 * builtins.c (gimplify_va_arg_expr): Use locations.
11253 (expand_builtin_sync_operation): Same.
11254 * c-typeck.c (build_component_ref): New argument.
11255 (build_array_ref): Same.
11256 (build_external_ref): Same.
11257 (c_expr_sizeof_expr): Same.
11258 (c_expr_sizeof_type): Same.
11259 (parser_build_unary_op): Same.
11260 (build_conditional_expr): Same.
11261 (build_compound_expr): Pass location on down.
11262 (build_compound_expr): New argument.
11263 (build_c_cast): Same.
11264 (c_cast_expr): Same.
11265 (build_asm_expr): Same.
11266 (c_finish_return): Same.
11267 (c_process_expr_stmt): Pass location on down.
11268 (c_finish_stmt_expr): New argument.
11269 (push_clenaup): Same.
11270 (c_finish_omp_parallel): Same.
11271 (c_finish_omp_task): Same.
11272 * gimplify.c (gimplify_call_expr): Pass location on down.
11273 * c-omp.c (c_finish_omp_master): New argument.
11274 (c_finish_omp_critical): Same.
11275 (c_finish_omp_ordered): Same.
11276 (c_finish_omp_barrier): Same.
11277 (-c_finish_omp_taskwait): Same.
11278 (c_finish_omp_atomic): Same.
11279 (c_finish_omp_flush): Same.
11280 * tree-inline.c (copy_tree_body_r): Pass location on down.
11281 (inline_forbidden_p): Remove use of input_location.
11282 * c-gimplify.c (c_build_bind_expr): New argument.
11283 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11284 (c_sizeof_or_alignof_type): New argument.
11285 (c_alignof_expr): Same.
11286 (build_va_arg): Same.
11287 (c_add_case_label): Same.
11288 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11289 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11290 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11291 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11292 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11293 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11295 * stub-objc.c (objc_build_selector_expr): Same.
11296 (objc_build_throw_stmt): Same.
11297 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11298 (c_parser_initelt): Same.
11299 (c_parser_compound_statement): Same.
11300 (c_parser_compound_statement_nostart): Same.
11301 (c_parser_label): Same.
11302 (c_parser_statement_after_labels): Same.
11303 (c_parser_if_body): Same.
11304 (c_parser_else_body): Same.
11305 (c_parser_if_statement): Same.
11306 (c_parser_switch_statement): Same.
11307 (c_parser_while_statement): Same.
11308 (c_parser_do_statement): Same.
11309 (c_parser_for_statement): Same.
11310 (c_parser_asm_statement): Same.
11311 (c_parser_conditional_expression): Same.
11312 (c_parser_binary_expression): Same.
11313 (c_parser_cast_expression): Same.
11314 (c_parser_unary_expression): Same.
11315 (c_parser_sizeof_expression): Same.
11316 (c_parser_alignof_expression): Same.
11317 (c_parser_postfix_expression): Same.
11318 (c_parser_expression): Same.
11319 (c_parser_objc_receiver): Same.
11320 (c_parser_omp_variable_list): Same.
11321 (c_parser_omp_structured_block): Same.
11322 (c_parser_omp_atomic): New argument.
11323 (c_parser_omp_barrier): Same.
11324 (c_parser_omp_critical): Same.
11325 (c_parser_omp_flush): Pass location on down.
11326 (c_parser_omp_for_loop): New argument.
11327 (c_parser_omp_for): Same.
11328 (c_parser_omp_master): Same.
11329 (c_parser_omp_ordered): Same.
11330 (c_parser_omp_sections_scope): Same.
11331 (c_parser_omp_sections): Same.
11332 (c_parser_omp_parallel): Same.
11333 (c_parser_omp_single): Same.
11334 (c_parser_omp_task): Same.
11335 (c_parser_omp_taskwait): Pass location on down.
11336 (c_parser_omp_construct): Same.
11337 (c_parser_omp_threadprivate): Same.
11338 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11339 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11340 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11341 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11342 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11343 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11344 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11345 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11346 config/i386/i386.c, stmt.c:
11347 Add location argument to the following function definitions and/or
11348 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11349 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11350 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11351 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11352 do_case, c_finish_bc_stmt, build_compound_literal,
11353 build_function_call.
11354 * c-decl.c (build_compound_literal): Add location argument.
11355 Make all diagnostic calls use location.
11356 (start_struct): Same.
11357 (finish_struct): Same.
11358 (start_enum): Same.
11359 (build_enumerator): Same.
11360 (start_function): Same.
11361 (grokdeclarator): Make all diagnostic calls use location.
11362 (store_parm_decls_oldstyle): Same.
11363 * c-typeck.c (build_function_call): Add location argument.
11364 Make all diagnostic calls use location.
11366 (c_finish_bc_stmt): Same.
11367 * tree-nested.c (get_trampoline_type): Add argument.
11368 Pass location to build_decl.
11369 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11370 * rtl.h (RTL_LOCATION): New.
11371 * c-common.c (c_add_case_label): Add location argument.
11372 Make all diagnostic calls use location.
11373 * c-common.h: Add location argument to make_fname_decl, do_case,
11374 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11375 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11376 Set it appropriately for every case. Pass enum_loc to start_enum
11377 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11379 (c_parser_struct_or_union_specifier): Save location. Use it for
11380 start_struct, finish_struct, and parser_xref_tag.
11382 2009-06-12 Ian Lance Taylor <iant@google.com>
11384 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11386 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11387 cpp_opts->warn_cxx_operator_names.
11389 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11392 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11393 is returns NULL and OP is a VCE, look through the VCE.
11395 2009-06-12 Ian Lance Taylor <iant@google.com>
11398 * collect2.c (main): Use CONST_CAST2 in code inside #if
11399 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11401 2009-06-12 Joey Ye <joey.ye@intel.com>
11403 PR middle-end/39146
11404 * cfgexpand.c (get_decl_align_unit): Update
11405 max_used_stack_slot_alignment with align instead of
11406 stack_alignment_needed.
11408 * function.c (assign_stack_local_1): Update
11409 max_used_stack_slot_alignment with alignment_in_bits instead
11410 of stack_alignment_needed.
11411 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11414 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11416 * dwarf2out.c (last_var_location_insn): New variable.
11417 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11418 (dwarf2out_var_location): Don't record anything after last real
11419 insn. Only change labels if there were any real instructions
11420 in between last note and this one, or if changed sections.
11422 2009-06-11 Richard Henderson <rth@redhat.com>
11424 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11425 note when storing the frame pointer in a register.
11426 (FRP): Don't redefine to nothing for epilogue.
11427 (alpha_expand_epilogue): Mark register and sp restores.
11428 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11430 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11431 when gen_lowpart is needed.
11433 2009-06-11 Richard Henderson <rth@redhat.com>
11435 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11437 * dwarf2out.c (need_data_align_sf_opcode): New.
11438 (div_data_align): Move earlier.
11439 (def_cfa_1, reg_save): Use it.
11441 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11443 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11444 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11445 (ix86_handle_option): Handle OPT_mcrc32.
11446 (ix86_target_string): Add -mcrc32.
11447 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11449 * config/i386/i386.h (TARGET_CRC32): New.
11451 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11452 (sse4_2_crc32di): Likewise.
11454 * config/i386/i386.opt (mcrc32): New.
11456 * doc/invoke.texi: Document -mcrc32.
11458 2009-06-11 Richard Henderson <rth@redhat.com>
11460 * common.opt (gdwarf-): Accept a version number.
11461 * doc/invoke.texi (gdwarf-): Update docs.
11462 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11463 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11464 version level, and record it.
11466 * dwarf2.h (DW_CIE_VERSION): Remove.
11467 * dwarf2out.c (DWARF_VERSION): Remove.
11468 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11469 (output_call_frame_info): Use CIE version 3 for dwarf3,
11470 or if the return register column is out of range for version 1.
11471 (dwarf_stack_op_name): Add all dwarf3 values.
11472 (DEBUG_PUBTYPES_SECTION): New.
11473 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11474 encoding change for dwarf3.
11475 (output_die) [dw_val_class_die_ref]: Likewise.
11476 (output_compilation_unit_header): Emit correct version for dwarf3.
11477 (output_line_info): Likewise.
11478 (output_pubnames): Update for DWARF_VERSION removal.
11479 (output_aranges): Likewise.
11480 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11481 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11482 (dwarf2out_finish): Likewise.
11484 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11486 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11489 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11492 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11493 * builtins.c (expand_builtin_unreachable): New function.
11494 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11495 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11496 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11498 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11499 searching for missing barriers.
11501 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11503 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11504 when -fprofile-generate* was passed.
11505 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11507 2009-06-11 Anthony Green <green@moxielogic.com>
11509 * config/moxie/moxie.md: Define length attribute for all instructions.
11511 (*b<cond:code>): Support limited branch ranges for new PC-relative
11512 branch instructions.
11513 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11515 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11517 * config/i386/i386.c (min_insn_size): Use get_attr_length
11518 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11519 For __asm return 0.
11521 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11522 instead of emit_insn_before.
11524 2009-06-10 Ian Lance Taylor <iant@google.com>
11527 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11530 2009-06-10 Revital Eres <eres@il.ibm.com>
11532 * passes.c (init_optimization_passes): Reschedule
11533 predictive-commoning pass before complete unroll pass.
11535 2009-06-10 Martin Jambor <mjambor@suse.cz>
11537 * cgraph.c (cgraph_node_can_be_local_p): New function.
11538 (cgraph_make_node_local): New function.
11539 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11540 (cgraph_make_node_local): Declare.
11542 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11544 * tree.h (tree_base): Add packed_flag and user_align fields.
11545 Decrease size of spare field.
11546 (TYPE_USER_ALIGN): Use user_align from tree_base.
11547 (DECL_USER_ALIGN): Likewise.
11548 (TYPE_PACKED): Use packed_flag from tree_base.
11549 (DECL_PACKED): Likewise.
11550 (tree_type): Delete packed_flag and user_align fields. Widen
11551 precision field. Widen mode field and shuffle fields to align
11552 mode on an 8-bit boundary.
11553 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11554 Renumber decl_flag_* fields. Fix comments. Widen
11555 decl_common_unused field.
11556 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11557 (DECL_EXTERNAL): Likewise.
11558 (DECL_BIT_FIELD): Likewise.
11559 (DECL_NONADDRESSABLE_P): Likewise.
11560 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11561 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11563 2009-06-10 Ian Lance Taylor <iant@google.com>
11565 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11566 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11567 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11568 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11569 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11570 DEF_VEC_ALLOC_FUNC_P.
11571 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11572 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11573 DEF_VEC_ALLOC_FUNC_O.
11574 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11575 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11576 DEF_VEC_ALLOC_FUNC_I.
11577 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11578 (vec_stack_p_reserve_exact_1): Declare.
11579 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11580 (vec_stack_free): Declare.
11581 (VEC_stack_alloc): Define.
11582 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11583 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11584 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11585 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11587 (stack_vecs): New static variable.
11588 (vec_stack_p_reserve_exact_1): New function.
11589 (vec_stack_o_reserve_1): New static function.
11590 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11591 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11592 (vec_stack_free): New function.
11593 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11594 (VEC_df_ref_stack_alloc): Define.
11595 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11596 DEF_VEC_ALLOC_P_STACK.
11597 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11598 (struct df_collection_rec): Change _vec fields to VEC. Remove
11600 (df_free_collection_rec): Adjust for new fields.
11601 (df_insn_rescan): Use new df_collection_rec fields.
11602 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11603 (df_ref_create_structure, df_ref_record): Likewise.
11604 (df_get_conditional_uses, df_get_call_refs): Likewise.
11605 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11606 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11607 (df_record_exit_block_uses, df_bb_verify): Likewise.
11608 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11609 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11610 Remove count parameter. Change return type to void. Change all
11612 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11613 Remove count parameter. Change return type to void. Change all
11615 (df_install_refs): Change old_vec parameter to VEC. Remove count
11616 parameter. Change all callers.
11617 (df_install_mws): Change old_vec parameter to VEC. Remove count
11618 parameter. Change all callers.
11619 (df_refs_verify): Change new_rec parameter to VEC. Change call
11621 (df_mws_verify): Likewise.
11623 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11625 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11627 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11629 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11631 2009-06-10 Anthony Green <green@moxielogic.com>
11633 * config/moxie/crti.asm: New file.
11634 * config/moxie/crtn.asm: New file.
11635 * config/moxie/moxie.c: New file.
11636 * config/moxie/moxie.h: New file.
11637 * config/moxie/sfp-machine.h: New file.
11638 * config/moxie/moxie-protos.h: New file.
11639 * config/moxie/t-moxie: Created.
11640 * config/moxie/t-moxie-softfp: Created.
11641 * config/moxie/moxie.md: Created.
11642 * config/moxie/constraints.md: Created.
11643 * config.gcc: Add moxie support.
11644 * doc/md.texi (Machine Constraints): Add moxie constraints.
11645 * doc/contrib.texi (Contributors): Mention moxie port.
11646 * doc/install.texi (Specific): Mention the moxie port.
11648 2009-06-09 Ian Lance Taylor <iant@google.com>
11650 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11651 compiling with C++.
11652 * optabs.c (optab_table): Only use designated initializers if
11653 HAVE_DESIGNATED_INITIALIZERS is defined.
11654 (convert_optab_table): Likewise.
11655 (init_optabs): Always call init_insn_codes if
11656 HAVE_DESIGNATED_INITIALIZERS is not defined.
11658 2009-06-09 Ian Lance Taylor <iant@google.com>
11660 * targhooks.c (default_builtin_vectorized_function): Change fn
11661 parameter to unsigned int.
11662 (default_builtin_vectorized_conversion): Change code parameter to
11664 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11665 * targhooks.h: Update declarations.
11666 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11667 parameter to unsigned int.
11669 * c-typeck.c (comptypes_check_enum_int): New static function.
11670 (comptypes_internal): Add enum_and_int_p parameter. Change all
11672 (comp_target_types): Add location parameter. Change all callers.
11673 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11674 Change all callers.
11675 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11676 (build_conditional_expr): Add colon_loc parameter. Change all
11678 (convert_for_assignment): Add location parameter. Change all callers.
11679 * c-parser.c (c_parser_conditional_expression): Pass location of
11680 colon to build_conditional_expr.
11681 * c-tree.h (build_conditional_expr): Update declaration.
11683 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11685 * graphite.c: Revert previous patch.
11687 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11690 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11692 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11694 * tree-ssa-loop-prefetch.c
11695 (loop_prefetch_arrays): Fixed a portability problem in printf format
11698 2009-06-09 Martin Jambor <mjambor@suse.cz>
11700 PR tree-optimization/40351
11701 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11702 refrence to a potential artifical subaccess can be constructed.
11704 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11706 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11707 (sh_override_options): Likewise.
11708 * config/sh/sh.c: Include params.h.
11709 (sh_optimization_options): New.
11710 (sh_override_options): Likewise.
11711 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11712 (OVERRIDE_OPTIONS): Use sh_override_options.
11714 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11716 * dwarf2out.c (emit_cfa_remember): New variable.
11717 (add_fde_cfi): If emit_cfa_remember, recurse to add
11718 DW_CFA_remember_state first.
11719 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11720 instead just set emit_cfa_remember.
11722 2009-06-08 Jan Hubicka <jh@suse.cz>
11725 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11727 2009-06-08 Jan Hubicka <jh@suse.cz>
11729 PR middle-end/39834
11730 * cgraphunit.c (save_inline_function_body): Do not copy transform
11731 hooks for saved inline bodies.
11732 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11733 for given function.
11735 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11737 * jump.c (returnjump_p): Handle delayed branches. Add missing
11740 2009-06-08 Jan Hubicka <jh@suse.cz>
11742 PR middle-end/40102
11743 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11744 original node might've been modified.
11745 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11747 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11749 * tree-object-size.c (addr_object_size): Add OSI argument.
11750 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11751 (compute_builtin_object_size, expr_object_size): Adjust callers.
11752 (plus_stmt_object_size): Call addr_object_size instead of
11753 compute_builtin_object_size.
11755 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11756 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11758 * tree-ssa-loop-prefetch.c
11759 (gather_memory_references): Introduced a counter for the number of
11761 (anything_to_prefetch_p): Introduced a counter for the number of
11763 (is_loop_prefetching_profitable): New function with a cost model
11765 (loop_prefetch_arrays): Use the new cost model to determine if
11766 prefetching is profitable.
11767 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11768 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11769 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11770 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11771 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11772 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11774 2009-06-08 Michael Matz <matz@suse.de>
11777 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11778 partitions use the same.
11779 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11780 for basevars of SSA_NAMEs.
11781 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11782 to not expand them twice.
11783 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11786 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11788 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11789 (fdump-final-insns=, gtoggle): New.
11790 * doc/invoke.texi: Document them.
11791 * final.c (rest_of_clean_state): Dump final insn stream.
11792 * gcc.c (invoke_as): Hook in -fcompare-debug.
11793 (static_spec_functions): Add compare-debug-dump-opt,
11794 compare-debug-self-opt and compare-debug-auxbase-opt.
11795 (compare_debug, compare_debug_second, compare_debug_opt): New.
11796 (switches_debug_check, n_switches_debug_check): New.
11797 (debug_auxbase_opt, debug_check_temp_file): New.
11798 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11800 (do_self_spec): Handle arguments after switches.
11801 (do_spec_1): Add .gk extension to temp file basenames for compare.
11802 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11803 (cc1_options): Use it instead of normal auxbase computation for
11804 the second compare-debug compilation.
11805 (compare_files): New.
11806 (main): Set up and implement compare debug mode.
11807 (compare_debug_dump_opt_spec_function): New.
11808 (compare_debug_self_opt_spec_function): New.
11809 (compare_debug_auxbase_opt_spec_function): New.
11810 * toplev.c (process_options): Handle flag_gtoggle,
11811 flag_dump_final_insns.
11812 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11813 during -fcompare-debug-second compilation.
11815 2009-06-07 Ian Lance Taylor <iant@google.com>
11817 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11818 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11820 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11821 with no default node. Change warning with %H to warning_at.
11822 Don't clear warn_switch around case checking.
11823 * doc/invoke.texi (Warning Options): Clarify distinction between
11824 -Wswitch and -Wswitch-enum.
11826 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11828 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11830 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11832 * gbl-ctors.h: Add header guard.
11834 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11836 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11837 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11838 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11839 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11840 prototypes for removed functions.
11841 (expressions_equal_p): Move to ...
11842 * tree-ssa-sccvn.h: ... here and ...
11843 * matrix-reorg.c: ... adjust includes.
11845 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11847 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11849 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11851 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11852 (finish_function): Remove erroneous whitespace.
11854 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11856 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11857 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11859 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11861 * errors.c (internal_error): Commentary typo fix.
11862 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11863 * tree-ssa-pre.c: Ditto.
11865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11867 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11868 them is supposed to hold actual statements.
11870 2009-06-06 Ian Lance Taylor <iant@google.com>
11872 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11873 empty statements can now have attributes.
11875 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11877 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11878 * config/mips/mips.md: Ditto.
11880 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11882 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11884 (__eabi_uconvert): Likewise.
11886 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11888 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11889 CFI_* definitions with IN_GCC.
11891 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11893 * xcoffout.h (xcoffout_source_line): Update prototype.
11895 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11897 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11898 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11900 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11902 PR middle-end/40340
11903 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11904 inlined_function_outer_scope_p blocks for artificial inlines
11906 * tree.c (tree_nonartificial_location): Rewrite using
11907 block_nonartificial_location.
11909 2009-06-05 Revital Eres <eres@il.ibm.com>
11910 Leehod Baruch <leehod@il.ibm.com>
11912 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11913 (expand_expr_real_1): Remove comment.
11914 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11915 Vectorize misaligned access when the target supports it.
11916 (vect_supportable_dr_alignment): Check for unaligned access support.
11917 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11920 2009-06-05 Julian Brown <julian@codesourcery.com>
11922 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11923 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11925 2009-06-05 Richard Guenther <rguenther@suse.de>
11928 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11929 as possibly unused.
11931 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11933 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11934 (save_gprs): Don't tell unwinder when a global register is saved.
11935 (s390_emit_epilogue): Emit needed epilogue unwind info.
11937 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11939 * dwarf2out.c (deferred_asm_name): New.
11940 (add_name_and_src_coords_attributes): Defer creation of
11941 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11943 (move_linkage_attr): New.
11944 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11947 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11949 * tree-nested.c (finalize_nesting_tree_1): Declare the
11950 frame_decl in the binding tree.
11952 2009-06-04 Cary Coutant <ccoutant@google.com>
11954 * basic-block.h (struct basic_block_def): Add discriminator field.
11955 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11957 * debug.c (do_nothing_debug_hooks): Add additional entry.
11958 (debug_nothing_int_charstar_int): New function.
11959 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11960 (debug_nothing_int_charstar_int): New declaration.
11961 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11962 discriminator value in .loc directive.
11963 * final.c (last_discriminator): New variable.
11964 (discriminator): New variable.
11965 (final_start_function): Initialize above variables, pass current
11966 discriminator to debug hook.
11967 (notice_source_line): Check for discriminator change.
11968 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11969 * sdbout.c (sdbout_source_line): New parameter.
11970 * tree-cfg.c (struct locus_discrim_map): New structure type.
11971 (discriminator_per_locus): New hash table.
11972 (build_gimple_cfg): Allocate and free discriminator hash table.
11973 (make_edges): Call assign_discriminator.
11974 (locus_map_hash): New function.
11975 (locus_map_eq): New function.
11976 (next_discriminator_for_locus): New function.
11977 (same_line_p): New function.
11978 (assign_discriminator): New function.
11979 (make_cond_expr_edges): Call assign_discriminator.
11980 (make_gimple_switch_edges): Likewise.
11981 (first_non_label_stmt): New function.
11982 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11984 * xcoffout.c (xcoffout_source_line): Add new parameter.
11986 * configure.ac (gcc_cv_as_discriminator): New configury check for
11987 gas support for discriminator.
11988 * configure: Regenerate.
11989 * config.in: Regenerate.
11991 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11993 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11994 val after checking for integers.
11996 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11998 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12000 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12001 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12002 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12003 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12004 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12005 X64_SSE_REGPARM_MAX.
12006 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12007 X64_SSE_REGPARM_MAX.
12009 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12011 * gcc.c (report_times_to_file): New.
12012 (execute): Implement it.
12013 (process_command): Support -time=.
12014 * doc/invoke.texi: Document it.
12016 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12018 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12019 that have value exprs.
12021 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12023 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12024 declarations for constants until...
12025 (dw2_output_indirect_constant_1): ... this point.
12027 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12030 * arm.md (arm_addsi3): Don't try to split an add with an
12031 eliminable register until after reload has completed.
12033 2009-06-03 Ian Lance Taylor <iant@google.com>
12035 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12036 * genattrtab.c (write_length_unit_log): Likewise.
12037 * genchecksum.c (dosum): Likewise.
12038 * gengtype.c (write_rtx_next): Likewise.
12039 (finish_root_table, write_roots): Likewise.
12040 * gimple.c (gimple_ops_offset_): Likewise.
12041 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12042 * config/arc/arc.c (arc_attribute_table): Likewise.
12043 * config/arm/arm.c (arm_attribute_table): Likewise.
12044 * config/avr/avr.c (avr_attribute_table): Likewise.
12045 * config/crx/crx.c (crx_attribute_table): Likewise.
12046 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12047 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12048 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12049 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12050 * config/sh/sh.c (sh_attribute_table): Likewise.
12051 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12052 * config/spu/spu.c (spu_attribute_table): Likewise.
12053 * config/v850/v850.c (v850_attribute_table): Likewise.
12055 * config/alpha/alpha.c (vms_attribute_table): Make static.
12056 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12057 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12058 * config/mips/mips.c (mips_attribute_table): Likewise.
12060 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12062 (cc1-checksum.o): Likewise.
12064 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12066 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12068 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12070 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12071 insn if it is changing sp. Use gen_add3_insn instead of
12072 conditionally gen_addsi3 and gen_adddi3.
12073 (offset_below_red_zone_p): New static inline function.
12074 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12075 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12076 * config/rs6000/ppc-asm.h: Include auto-host.h.
12077 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12078 CFI_RESTORE): Define.
12079 * config/rs6000/crtresxgpr.asm: Add unwind info.
12080 * config/rs6000/crtresxfpr.asm: Likewise.
12081 * config/rs6000/crtresgpr.asm: Likewise.
12082 * config/rs6000/crtresfpr.asm: Likewise.
12083 * config/rs6000/crtsavgpr.asm: Likewise.
12084 * config/rs6000/crtsavfpr.asm: Likewise.
12086 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12087 argument of DWARF2_FRAME_REG_OUT macros.
12089 2009-06-03 Julian Brown <julian@codesourcery.com>
12091 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12092 words or less (including TImode) in core registers.
12094 2009-06-03 Richard Guenther <rguenther@suse.de>
12096 PR middle-end/40328
12097 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12099 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12101 * statistics.c (statistics_counter_event): Do not record event
12102 in pass dump if its number == -1.
12103 (curr_statistics_hash): Add assert that we never get passes
12104 with static number == -1.
12106 2009-06-03 Richard Guenther <rguenther@suse.de>
12107 Andrey Belevantsev <abel@ispras.ru>
12109 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12110 non-BLKmode arrays addressable.
12112 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12114 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12115 * config/m68k/m68k.h: ... here.
12116 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12119 2009-06-03 Martin Jambor <mjambor@suse.cz>
12121 PR tree-optimization/40323
12122 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12125 2009-06-03 Richard Guenther <rguenther@suse.de>
12127 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12130 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12132 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12133 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12134 JUMP_TABLE_DATA_P where applicable.
12135 * config/sh/sh.c: Ditto.
12136 * config/sh/sh.h: Ditto.
12137 * config/sh/sh.md: Ditto.
12138 * config/sh/symbian.c: Ditto.
12140 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12142 * config/i386/driver-i386.c (describe_cache): Optimize
12143 concatenation of strings. Use snprintf instead of sprintf.
12144 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12145 target when not compiling with GCC.
12147 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12149 * config/sh/sh.c: Revert last change.
12150 (sh_expand_epilogue): Emit a blockage insn before the frame
12151 pointer adjustment unconditionally.
12153 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12155 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12156 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12157 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12158 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12159 to COLLECT_GCC_OPTIONS.
12161 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12163 * collect2.c (target_system_root): New variable.
12164 (main): Handle --sysroot=.
12165 (ignore_library): Strip the sysroot from the library path.
12167 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12169 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12170 (collect2.o): Depend on collect2-aix.h.
12171 (collect2-aix.o): New rule.
12172 * collect2-aix.h: New file.
12173 * collect2-aix.c: Likewise.
12174 * collect2.c: Include collect2-aix.h. Don't undefine
12175 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12176 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12177 Use TARGET_AIX_VERSION instead of _AIX51.
12178 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12179 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12180 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12181 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12182 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12184 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12186 * collect2.c (ignore_library): Avoid premature post-increment
12187 and null deference.
12189 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12191 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12192 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12193 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12194 CROSS_DIRECTORY_STRUCTURE too.
12195 (LINK_LIBG_SPEC): Likewise.
12196 (LIB_SPEC): Add %R to sysroot paths.
12197 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12198 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12199 * config/rs6000/aix51.h: As for aix43.h.
12200 * config/rs6000/aix52.h: Likewise.
12201 * config/rs6000/aix53.h: Likewise.
12202 * config/rs6000/aix61.h: Likewise.
12203 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12204 to the beginning of sysroot paths.
12206 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12208 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12209 INSN_LISTs that are out of the REG_NOTE range.
12211 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12213 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12214 (struct var_to_expand): Likewise.
12215 (struct opt_info): Add head and tail for linked lists of the above.
12216 (analyze_insn_to_expand_var): Initialize next.
12217 (analyze_iv_to_split_insn): Likewise.
12218 (analyze_insns_in_loop): Create linked lists.
12219 (allocate_basic_variable): Simplify for use without hash table.
12220 (insert_var_expansion_initialization): Likewise, make it type-safer.
12221 (combine_var_copies_in_loop_exit): Likewise.
12222 (apply_opt_in_copies): Walk lists rather than hash tables.
12223 (release_var_copies): Simplified and inlined by hand into...
12224 (free_opt_info): ... this function.
12226 2009-06-02 Richard Guenther <rguenther@suse.de>
12228 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12231 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12233 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12234 only for builtins that are not overridden.
12236 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12238 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12241 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12243 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12245 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12247 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12249 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12251 * common.opt (fdump-unnumbered-links): New.
12252 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12253 * print-rtl.c (flag_dump_unnumbered_links): New.
12254 (print_rtx): Test it.
12256 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12258 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12259 push/pop multiple to 8-byte alignment.
12261 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12263 * config/i386/i386.c (queued_cfa_restores): New static variable.
12264 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12266 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12267 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12268 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12269 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12270 note unconditionally.
12271 (ix86_emit_restore_regs_using_mov): Likewise.
12272 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12273 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12274 it through to ix86_emit_restore_reg_using_pop.
12275 (ix86_emit_leave): Add RED_OFFSET argument. Call
12276 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12277 instead of adding REG_CFA_OFFSET note unconditionally.
12278 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12279 the above functions. Call ix86_add_queued_cfa_restore_notes when
12282 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12283 force output of the label even for dwarf2out_do_cfi_asm.
12284 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12285 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12286 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12288 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12289 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12290 dwarf2out_cfi_label callers.
12291 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12292 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12293 Adjust dwarf2out_cfi_label callers.
12294 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12296 * config/i386/i386.h (struct machine_cfa_state,
12297 struct machine_function): Guard with ifndef USED_FOR_TARGET
12298 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12301 * emutls.c (__emutls_get_address): Change arr->size to mean number
12302 of allocated arr->data entries instead of # of slots + 1.
12304 PR middle-end/40316
12305 * recog.c (peep2_reinit_state): New function.
12306 (peephole2_init_state): Use it at the end of a basic block and also
12307 when seeing a RTX_FRAME_RELATED_P insn.
12309 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12311 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12312 fixuns_truncrfdi2): New.
12313 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12314 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12315 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12316 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12317 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12318 *recip_approx): Remove.
12319 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12320 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12321 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12323 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12326 2009-06-01 Ian Lance Taylor <iant@google.com>
12328 * attribs.c (register_attribute): Use CONST_CAST.
12329 * collect2.c (main): Use CONST_CAST2.
12330 (scan_prog_file): Likewise.
12331 * gcc.c (process_command, main): Likewise.
12332 * toplev.c (toplev_main): Likewise.
12334 * c-typeck.c (handle_warn_cast_qual): New static function,
12335 partially broken out of build_c_cast.
12336 (build_c_cast): Call handle_warn_cast_qual.
12337 * doc/invoke.texi (Warning Options): Document new effect of
12340 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12342 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12343 (diagnostic_report_current_module): Print columns.
12344 * common.opt (flag_show_column): Enable by default.
12346 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12348 * alias.c (find_base_term): Check for NULL term before returning.
12350 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12352 Revert due to PR40320:
12353 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12354 * calls.c (emit_library_call_value_1): Don't force_operand for move
12357 2009-06-01 Olivier Hainque <hainque@adacore.com>
12358 Eric Botcazou <ebotcazou@adacore.com>
12360 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12361 to be processed as a bitfield for constructor output purposes.
12362 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12364 * varasm.c (oc_local_state): New type, output_constructor
12365 local state to support communication with helpers.
12366 (oc_outer_state): New type, output_constructor outer state of
12367 relevance in recursive calls.
12368 (output_constructor_array_range): New output_constructor helper,
12369 extracted code for an array range element.
12370 (output_constructor_regular_field): New output_constructor helper,
12371 extracted code for an element that is not a bitfield.
12372 (output_constructor_bitfield): New output_constructor helper,
12373 extracted code for a bitfield element. Accept an OUTER state
12374 argument for recursive processing. Recurse on record or array
12375 CONSTRUCTOR values, possibly past noop conversions.
12376 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12377 VALUE is a valid constant-valued expression for use in a static
12378 bit-field initializer.
12379 (output_constructor): Rework to use helpers. Accept and honor an
12380 OUTER state argument for recursive calls. Return total size. Be
12381 prepared for nested constructors initializing bitfields.
12382 (output_constant): Feed OUTER in calls to output_constructor.
12384 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12386 * calls.c (emit_library_call_value_1): Don't force_operand for move
12389 2009-06-01 Nick Clifton <nickc@redhat.com>
12391 * doc/invoke.texi (IA-64 Options): Fix typo.
12393 2009-06-01 Ira Rosen <irar@il.ibm.com>
12395 PR tree-optimization/39129
12396 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12398 (vect_do_peeling_for_loop_bound): Use
12399 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12400 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12401 (vect_loop_versioning): Likewise.
12402 (vect_create_cond_for_alias_checks): Fix indentation.
12403 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12405 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12406 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12407 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12408 "control flow in loop".
12409 (vect_estimate_min_profitable_iters): Use
12410 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12411 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12412 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12413 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12414 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12415 statement belongs to a group of strided accesses with the exact code
12417 (vectorizable_load): Likewise.
12418 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12419 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12421 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12423 * config/freebsd-stdint.h: New file.
12424 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12425 Add freebsd-stdint.h to tm_file.
12427 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12429 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12430 (thumb2_extendhidi2): Likewise.
12432 2009-05-31 Ian Lance Taylor <iant@google.com>
12434 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12436 2009-05-31 Ian Lance Taylor <iant@google.com>
12438 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12439 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12440 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12442 2009-05-31 Jason Merrill <jason@redhat.com>
12444 * tree-pretty-print.c (print_call_name): Take the callee, not the
12445 call itself. Make non-static. Use dump_function_name for functions.
12446 (dump_generic_node): Adjust.
12447 * diagnostic.h: Declare print_call_name.
12448 * gimple-pretty-print.c (dump_gimple_call): Use it.
12450 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12452 * config/sh/sh.md (ashldi3_std): New define_expand.
12455 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12458 * config/sh/sh.c: Include debug.h.
12459 (sh_expand_epilogue): Emit a blockage insn before the frame
12460 pointer adjustment also when dwarf2out_do_frame returns true.
12462 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12464 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12465 (thumb2_extendqidi2): New pattern.
12467 2009-05-31 Ira Rosen <irar@il.ibm.com>
12469 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12470 mark phis for renaming.
12471 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12472 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12473 Call mark_sym_for_renaming.
12474 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12475 * tree-vect-loop.c (vect_transform_loop): Remove
12476 vect_memsyms_to_rename initialization and a call to
12477 mark_set_for_renaming.
12479 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12481 PR middle-end/40304
12482 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12483 frame related even if !set_cfa && style < 0.
12485 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12487 * config/i386/mingw-tls.c: New file.
12488 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12489 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12490 defining _WIN32 but not __CYGWIN__.
12492 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12494 * configure.ac: Add MPC support.
12496 * config.in, configure: Regenerate.
12498 2009-05-29 Richard Henderson <rth@redhat.com>
12500 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12501 NOTE_INSN_BASIC_BLOCK.
12502 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12503 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12504 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12506 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12508 (add_cfi): Disable check redefining cfa away from drap.
12509 (lookup_cfa_1): Add remember argument; handle remember/restore.
12510 (lookup_cfa): Pass remember argument.
12511 (cfa_remember): New.
12512 (compute_barrier_args_size_1): Remove sibcall check.
12513 (dwarf2out_frame_debug_def_cfa): New.
12514 (dwarf2out_frame_debug_adjust_cfa): New.
12515 (dwarf2out_frame_debug_cfa_offset): New.
12516 (dwarf2out_frame_debug_cfa_register): New.
12517 (dwarf2out_frame_debug_cfa_restore): New.
12518 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12519 (dwarf2out_begin_epilogue): New.
12520 (dwarf2out_frame_debug_restore_state): New.
12521 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12522 DW_CFA_restore_state.
12523 (output_cfi_directive): Likewise.
12524 (convert_cfa_to_fb_loc_list): Likewise.
12525 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12526 * dwarf2out.h: Update.
12527 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12528 (copy_insn_1): Early out for null.
12529 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12530 and dwarf2out_frame_debug_restore_state.
12531 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12532 (prologue_insn_hash, epilogue_insn_hash): New.
12533 (free_after_compilation): Adjust freeing accordingly.
12534 (record_insns): Create hash table if needed; push insns into
12535 hash instead of array.
12536 (maybe_copy_epilogue_insn): New.
12537 (contains): Search hash table instead of array.
12538 (sibcall_epilogue_contains): Remove.
12539 (thread_prologue_and_epilogue_insns): Split eh_return insns
12540 and mark them as epilogues.
12541 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12542 scanning in terms of basic blocks.
12543 * insn-notes.def (CFA_RESTORE_STATE): New.
12544 * jump.c (returnjump_p_1): Accept EH_RETURN.
12545 (eh_returnjump_p_1, eh_returnjump_p): New.
12546 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12547 CFA_REGISTER, CFA_RESTORE): New.
12548 * rtl.def (EH_RETURN): New.
12549 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12551 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12552 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12554 * config/i386/i386.c (gen_push): Update cfa state.
12555 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12556 add a CFA_ADJUST_CFA note.
12557 (ix86_dwarf_handle_frame_unspec): Remove.
12558 (ix86_expand_prologue): Update cfa state.
12559 (ix86_emit_restore_reg_using_pop): New.
12560 (ix86_emit_restore_regs_using_pop): New.
12561 (ix86_emit_leave): New.
12562 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12563 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12564 * config/i386/i386.h (struct machine_cfa_state): New.
12565 (ix86_cfa_state): New.
12566 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12567 (eh_return_internal): Merge from eh_return_<mode>,
12568 use eh_return rtx, split w/ epilogue.
12570 2009-05-29 Ian Lance Taylor <iant@google.com>
12572 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12574 * calls.c (emit_library_call_value_1): Likewise.
12576 * c-typeck.c (c_build_va_arg): New function.
12577 * c-tree.h (c_build_va_arg): Declare.
12578 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12579 instead of build_va_arg.
12581 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12583 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12584 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12585 (ptr_difference_cost): Use affine combinations to compute it.
12586 (difference_cost): Likewise.
12587 (get_computation_cost_at): Compute more accurate cost for addresses
12588 if the ratio is a multiplier allowed in addresses.
12589 For non-addresses, consider that an additional offset or symbol is
12592 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12594 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12595 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12597 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12598 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12599 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12601 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12602 to 1 for TYPE_SSE{IADD1,CVT1}.
12603 (prefix_vex_imm8): Removed.
12604 (length_vex): Only pass 1 as second argument to
12605 ix86_attr_length_vex_default if prefix_extra is 0.
12606 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12607 (length): For prefix vex computation use length_immediate
12608 attribute instead of prefix_vex_imm8.
12609 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12610 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12611 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12612 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12613 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12614 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12615 a space in between the operands.
12616 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12617 if one operand is 0xff and the other one si, di, bp or sp.
12618 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12619 other one si, di, bp or sp.
12620 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12621 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12622 type and mode attributes.
12623 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12624 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12625 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12626 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12627 prefix_data16 attribute iff MODE_DF.
12628 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12629 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12630 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12631 constm128_operand in length_immediate computation.
12632 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12633 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12634 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12635 length_immediate attribute to 1.
12636 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12637 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12638 for certain alternatives.
12639 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12640 prefix_data16 attribute if MODE_V1DF.
12641 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12642 length_immediate to 1.
12643 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12644 length_address to 4, set mode attribute to MODE_DI.
12645 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12646 (fxam<mode>2_i387): Set length attribute to 4.
12647 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12648 *prefetch_3dnow_rex): Override length_address attribute.
12649 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12651 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12652 (constm128_operand): Removed.
12653 * config/i386/i386.c (memory_address_length): For
12654 disp && !index && !base in 64-bit mode account for SIB byte if
12655 print_operand_address can't optimize disp32 into disp32(%rip)
12656 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12657 for fs: or gs: segment.
12658 (ix86_attr_length_immediate_default): When checking if shortform
12659 is possible, truncate immediate to the length of the non-shortened
12661 (ix86_attr_length_address_default): Ignore MEM_P operands
12663 (ix86_attr_length_vex_default): Only check for DImode on
12664 GENERAL_REG_P operands.
12665 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12666 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12667 (sse_cvttps2pi): Clear prefix_rep attribute.
12668 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12670 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12671 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12672 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12673 iff operand 2 is const_int_operand.
12674 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12675 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12676 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12678 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12680 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12681 prefix_data16 attribute for movlpd and movhpd instructions.
12682 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12683 length_immediate for shufpd instruction.
12684 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12685 (avx_cmpp<avxmodesuffixf2c><mode>3,
12686 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12687 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12688 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12689 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12690 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12691 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12692 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12693 prefix_data16 attribute for the first alternative to 1.
12694 (*avx_loadlps): Override length_immediate for the first alternative.
12695 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12696 attributes for second alternative.
12697 (*vec_concatv2sf_sse4_1): Override length_immediate and
12698 prefix_data16 attributes for second alternative.
12699 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12700 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12701 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12702 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12703 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12704 prefix_data16 and length_immediate to 1.
12705 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12707 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12708 prefix_extra attribute for variants that don't have 0f prefix alone.
12709 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12710 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12711 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12712 *sse4_1_pextrd): Set length_immediate to 1.
12713 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12714 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12716 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12717 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12718 length_immediate to 1 for second alternative.
12719 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12720 prefix_extra and length_immediate attributes for the first
12722 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12724 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12725 to 1 for the first and third alternative.
12726 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12728 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12730 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12732 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12733 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12734 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12735 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12736 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12737 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12738 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12739 ssse3_psign<mode>3): Override prefix_rex attribute.
12740 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12741 (ssse3_palignrti): Override length_immediate to 1.
12742 (ssse3_palignrdi): Override length_immediate to 1, override
12743 prefix_rex attribute.
12744 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12745 (sse4a_extrqi): Override length_immediate to 2.
12746 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12747 (sse4a_insertq): Override prefix_data16 to 0.
12748 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12749 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12750 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12751 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12752 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12753 and length_immediate to 1.
12754 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12755 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12756 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12757 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12758 and length_immediate to 1.
12759 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12760 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12761 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12762 avx_ptest256): Override prefix_extra to 1.
12763 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12764 Override prefix_data16 and length_immediate to 1.
12765 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12766 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12767 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12768 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12769 prefix_data16 to 0 and prefix_extra to 2.
12770 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12771 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12773 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12774 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12775 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12776 and prefix_extra to 2.
12777 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12778 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12779 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12780 avx_vpermilvar<mode>3,
12781 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12782 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12783 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12784 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12785 Override prefix_extra to 1.
12786 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12787 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12788 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12789 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12790 prefix_extra and length_immediate to 1.
12791 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12793 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12794 to 1 for the first alternative.
12795 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12796 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12798 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12799 *movv2sf_internal_avx, *movv2sf_internal): Override
12800 prefix_rep attribute for certain alternatives.
12801 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12802 attributes for certain alternatives.
12803 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12804 attributes for certain alternatives.
12805 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12806 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12807 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12808 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12809 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12810 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12811 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12812 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12813 length_immediate to 1 if operand 2 is const_int_operand.
12814 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12815 *vec_extractv2si_1): Set length_immediate attribute to 1.
12816 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12817 using old 3DNOW insn rather than SSE/3DNOW_A.
12818 (mmx_emms, mmx_femms): Clear modrm attribute.
12820 2009-05-29 Martin Jambor <mjambor@suse.cz>
12822 * tree-sra.c: New implementation of SRA.
12824 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12825 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12826 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12827 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12828 (SRA_MAX_STRUCTURE_COUNT): Removed.
12829 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12830 * doc/invoke.texi (sra-max-structure-size): Removed.
12831 (sra-field-structure-ratio): Removed.
12833 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12835 PR middle-end/40291
12836 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12839 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12841 PR rtl-optimization/40101
12842 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12843 seqno. Adjust comment.
12844 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12845 inserting bookkeeping before a jump, the jump is not scheduled.
12846 When no positive seqno found, provide a value. Add comment.
12848 2009-05-29 Richard Guenther <rguenther@suse.de>
12850 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12851 short-cutting on the first component.
12853 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12855 PR middle-end/39958
12856 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12857 for trees other than decls/types.
12859 2009-05-29 Richard Guenther <rguenther@suse.de>
12861 * tree-ssa-operands.c (get_expr_operands): Do not handle
12862 INDIRECT_REFs in the handled-component case. Remove
12863 unused get_ref_base_and_extent case.
12864 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12865 tree_low_cst and host_integerp where possible.
12866 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12867 codes for equivalence.
12868 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12870 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12872 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12873 to tmake_file for i[34567]86-*-cygwin*.
12875 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12878 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12879 (altivec_categorize_keyword, init_vector_keywords,
12880 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12883 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12885 * tree.c (handle_dll_attribute): Check if node is
12886 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12888 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12890 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12892 (thumb2_zero_extendqidi2): Likewise.
12894 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12896 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12897 instead of gen_movrt.
12898 * config/sh/sh.md (movrt): Remove.
12900 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12902 * doc/invoke.texi (IA-64 Options):
12903 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12904 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12905 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12906 -msched-prefer-non-control-spec-insns,
12907 -msched-stop-bits-after-every-cycle,
12908 -msched-count-spec-in-critical-path,
12909 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12910 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12911 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12912 and -msched-spec-verbose.
12914 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12916 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12917 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12919 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12921 2009-05-28 Richard Guenther <rguenther@suse.de>
12923 * tree-ssa-alias.c (ao_ref_init): New function.
12924 (ao_ref_base): Likewise.
12925 (ao_ref_base_alias_set): Likewise.
12926 (ao_ref_alias_set): Likewise.
12927 (refs_may_alias_p_1): Change signature.
12928 (refs_may_alias_p): Adjust.
12929 (refs_anti_dependent_p): Likewise.
12930 (refs_output_dependent_p): Likewise.
12931 (call_may_clobber_ref_p_1): Change signature.
12932 (call_may_clobber_ref_p): Adjust.
12933 (stmt_may_clobber_ref_p_1): New function split out from ...
12934 (stmt_may_clobber_ref_p): ... here.
12935 (maybe_skip_until): Adjust signature.
12936 (get_continuation_for_phi): Likewise.
12937 (walk_non_aliased_vuses): Likewise.
12938 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12939 (ao_ref_init): Declare.
12940 (ao_ref_base): Likewise.
12941 (ao_ref_alias_set): Likewise.
12942 (stmt_may_clobber_ref_p_1): Likewise.
12943 (walk_non_aliased_vuses): Adjust.
12944 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12945 (get_ref_from_reference_ops): remove.
12946 (vn_reference_lookup_2): Adjust signature.
12947 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12948 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12949 (vn_reference_lookup): Adjust.
12950 (vn_reference_insert): Likewise.
12951 (vn_reference_insert_pieces): Adjust signature.
12952 (visit_reference_op_call): Adjust.
12953 * tree-ssa-pre.c (get_expr_type): Simplify.
12954 (phi_translate_1): Adjust.
12955 (compute_avail): Likewise.
12956 (translate_vuse_through_block): Do not re-build trees.
12957 (value_dies_in_block_x): Likewise.
12958 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12960 (vn_reference_lookup_pieces): Adjust declaration.
12961 (vn_reference_insert_pieces): Likewise.
12963 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12965 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12966 with checking disabled.
12968 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12972 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12973 macro definition for support of three-operand format aligned
12974 .comm directive in assembler on cygwin/pe/mingw target OS.
12975 * configure: Regenerate.
12976 * config.h: Regenerate.
12978 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12979 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12980 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12982 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12983 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12985 2009-05-28 Ira Rosen <irar@il.ibm.com>
12987 PR tree-optimization/40254
12988 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12989 in analysis of basic blocks.
12991 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12993 PR middle-end/33699
12994 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12995 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12996 (TARGET_INITIALIZER): Use it.
12997 * cse.c (CHEAPER): Move it up to the other macros.
12998 (insert): Rename this ...
12999 (insert_with_costs): ... to this. Add cost parameters. Update
13001 (insert): New function. Call insert_with_costs.
13002 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13003 find_reg_offset_for_const, try_const_anchors): New functions.
13004 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13005 when using a const-anchor. Call insert_const_anchors.
13006 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13007 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13009 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13011 * tree-inline.c (remap_decls): Enable nonlocalized variables
13012 when not optimizing.
13014 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13016 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13017 Simplify other tests involving optimize.
13019 2009-05-27 Tom Tromey <tromey@redhat.com>
13021 * unwind-dw2.c (_Unwind_DebugHook): New function.
13022 (uw_install_context): Call _Unwind_DebugHook.
13024 2009-05-27 Tom Tromey <tromey@redhat.com>
13026 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13028 2009-05-27 Ian Lance Taylor <iant@google.com>
13030 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13031 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13032 (ALL_LINKERFLAGS): Define.
13033 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13034 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13035 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13036 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13037 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13038 $(LINKER_FOR_BUILD).
13039 (build/gcov-iov$(build_exeext)): Likewise.
13041 2009-05-27 Julian Brown <julian@codesourcery.com>
13043 * gcse.c (target.h): Include.
13044 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13045 copy of argument to a pseudo register.
13047 2009-05-27 Diego Novillo <dnovillo@google.com>
13049 * tree-ssa-live.c (dump_scope_block): Document arguments.
13050 (dump_scope_blocks): Document.
13051 (debug_scope_blocks): New.
13052 * tree-flow.h (debug_scope_blocks): Declare.
13054 2009-05-21 Denis Chertykov <denisc@overta.ru>
13056 * doc/contrib.texi (Contributors): Add myself to the list.
13058 2009-05-27 Olivier Hainque <hainque@adacore.com>
13060 * expr.c (target_align): New function. Alignment the TARGET of an
13061 assignment may be assume to have.
13062 (highest_pow2_factor_for_target): Use it instead of relying on
13063 immediate tree attributes of TARGET, not necessarily honored when
13064 intermediate bitfields are involved.
13066 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13069 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13070 AVX, SSE4, AES, PCLMUL and POPCNT.
13072 2009-05-27 Diego Novillo <dnovillo@google.com>
13074 * tree-pretty-print.c (dump_location): New.
13075 (dump_generic_node): Call it.
13076 Factor code to handle BLOCK nodes ...
13077 (dump_block_node): ... here.
13079 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13081 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13083 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13085 * gcc-plugin.h: Include config.h and system.h.
13086 (IN_GCC): Define if not defined.
13088 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13090 PR middle-end/40249
13091 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13094 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13096 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13098 * config/m32r/m32r.h: Ditto.
13099 * config/m32r/m32r.md: Ditto.
13100 * config/m32r/predicates.md: Ditto.
13102 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13104 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13106 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13109 (Loading plugins): typo.
13110 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13111 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13112 (Interacting with the GCC Garbage Collector): Added new section.
13113 (Giving information about a plugin): Added new section for
13115 * ggc.h (ggc_register_root_tab): Added declaration.
13116 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13117 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13118 (register_callback): Improved comment in declaration.
13119 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13120 (extra_root_vec) Added static variable for dynamic roots registration.
13121 (ggc_register_root_tab) Added new routine.
13122 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13123 PLUGIN_GGC_MARKING event.
13124 * ggc-zone.c: Include plugin.h.
13125 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13126 * ggc-page.c: Include plugin.h.
13127 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13128 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13129 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13130 (register_callback): check lack of callbacks for
13131 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13132 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13133 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13134 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13135 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13136 dependency on plugin.h.
13137 (plugin.o): Added dependency on ggc.h...
13139 2009-05-26 Richard Guenther <rguenther@suse.de>
13141 PR middle-end/40248
13143 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13144 with mismatched comparison modes.
13146 * expr.c (expand_expr_real_1): Expand the operand of a
13147 VIEW_CONVERT_EXPR in its natural mode.
13149 2009-05-26 Ian Lance Taylor <iant@google.com>
13151 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13152 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13153 (ALL_COMPILERFLAGS): Define.
13154 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13155 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13156 (collect2$(exeext), collect2.o): Likewise.
13157 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13158 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13159 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13160 (libbackend.o, intl.o, cppdefault.o): Likewise.
13161 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13162 (build/%.o): Use $(COMPILER_FOR_BUILD).
13163 (build/gen%$(build_exeext)): Likewise.
13164 (build/gcov-iov$(build_exeext)): LIkewise.
13165 * config/t-darwin (darwin.o): Use $(COMPILER).
13166 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13167 * config/t-sol2 (sol2-c.o): Likewise.
13168 (sol2.o): Likewise.
13169 * config/t-vxworks (vxworks.o): Likewise.
13170 * config/x-darwin (host-darwin.o): Likewise.
13171 * config/x-hpux (host-hpux.o): Likewise.
13172 * config/x-linux (host-linux.o): Likewise.
13173 * config/x-solaris (host-solaris.o): Likewise.
13174 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13175 * config/arm/t-arm (arm-c.o): Likewise.
13176 * config/arm/t-pe (pe.o): Likewise.
13177 * config/arm/t-wince-pe (pe.o): Likewise.
13178 * config/i386/t-cygming (winnt.o): Likewise.
13179 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13180 * config/i386/t-cygwin (cygwin1.o): Likewise.
13181 (cygwin2.o): Likewise.
13182 * config/i386/t-i386 (i386-c.o): Likewise.
13183 * config/i386/t-interix (winnt.o): Likewise.
13184 * config/i386/t-netware (netware.o): Likewise.
13185 * config/i386/t-nwld (nwld.o): Likewise.
13186 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13187 * config/i386/x-i386 (driver-i386.o): Likewise.
13188 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13189 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13190 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13191 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13192 * config/mips/x-native (driver-native.o): Likewise.
13193 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13194 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13195 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13196 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13197 * config/score/t-score-elf (score7.o): Likewise.
13198 (score3.o): Likewise.
13199 * config/sh/t-sh (sh-c.o): Likewise.
13200 * config/sh/t-symbian (sh-c.o): Likewise.
13201 (symbian.o): Likewise.
13202 * config/spu/t-spu-elf (spu-c.o): Likewise.
13203 * config/v850/t-v850 (v850-c.o): Likewise.
13204 * config/v850/t-v850e (v850-c.o): Likewise.
13206 2009-05-26 Richard Guenther <rguenther@suse.de>
13208 PR tree-optimization/40122
13209 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13210 VECTOR_CSTs if possible.
13211 (fold_gimple_assign): Likewise.
13213 2009-05-26 Richard Guenther <rguenther@suse.de>
13215 PR middle-end/40252
13216 * fold-const.c (fold_binary): Use the correct types for building
13219 2009-05-26 Richard Guenther <rguenther@suse.de>
13221 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13222 redundant calls to merge_alias_info.
13223 (bump_vector_ptr): Likewise.
13224 * tree-ssa-copy.c (merge_alias_info): Remove.
13225 (replace_exp_1): Remove call to merge_alias_info.
13226 (propagate_tree_value): Likewise.
13227 (fini_copy_prop): Propagate points-to info.
13228 * tree-flow.h (merge_alias_info): Remove.
13230 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13232 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13234 2009-05-25 Jan Hubicka <jh@suse.cz>
13236 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13237 * cgraph.h (struct inline_summary): New filed self_wize,
13238 size_inlining_benefit, self_time and time_inlining_benefit.
13239 (struct cgraph_global_info): Replace insns by time ans size fields.
13240 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13241 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13242 (ipcp_update_callgraph): Do not touch function bodies.
13243 * ipa-inline.c: Include except.h
13244 (MAX_TIME): New constant.
13245 (overall_insns): Remove.
13246 (leaf_node_p): New.
13247 (overall_size, max_benefit): New static variables.
13248 (cgraph_estimate_time_after_inlining): New function.
13249 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13250 (cgraph_clone_inlined_nodes): Update size.
13251 (cgraph_mark_inline_edge): Update size.
13252 (cgraph_estimate_growth): Use size info.
13253 (cgraph_check_inline_limits): Check size.
13254 (cgraph_default_inline_p): Likewise.
13255 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13256 (cgraph_decide_recursive_inlining): Check size.
13257 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13259 (cgraph_decide_inlining): Likewise.
13260 (cgraph_decide_inlining_incrementally): Likewise; honor
13261 PARAM_EARLY_INLINING_INSNS.
13262 (likely_eliminated_by_inlining_p): New predicate.
13263 (estimate_function_body_sizes): New function.
13264 (compute_inline_parameters): Use it.
13265 * except.c (must_not_throw_labels): New function.
13266 * except.h (must_not_throw_labels): Declare.
13267 * tree-inline.c (init_inline_once): Kill inlining_weigths
13268 * tree-ssa-structalias.c: Avoid uninitialized warning.
13269 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13270 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13271 (PARAM_INLINE_CALL_COST): Remove.
13272 (PARAM_EARLY_INLINING_INSNS): New.
13274 2009-05-25 Richard Guenther <rguenther@suse.de>
13276 PR tree-optimization/36327
13277 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13278 callback for reference translation or lookup at the point of may-defs.
13279 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13280 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13281 for union COMPONENT_REFs.
13282 (vn_reference_lookup_3): New callback. Lookup from memset
13283 and CONSTRUCTOR assignment, translate through struct copies.
13284 (vn_reference_lookup_pieces): Make sure to not free the
13285 passed operands array. Adjust walk_non_aliased_vuses call.
13286 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13287 make sure we do not leak memory.
13289 2009-05-25 Richard Guenther <rguenther@suse.de>
13291 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13292 * tree-inline.c (expand_call_inline): Reset the escaped and
13293 callused solutions.
13294 * tree-ssa-structalias.c (pass_build_ealias): New.
13295 * tree-pass.h (pass_build_ealias): Declare.
13296 * passes.c (init_optimization_passes): Add PTA during
13297 early optimizations.
13298 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13299 and CALLUSED solutions.
13300 (dump_points_to_solution): New function, split out from ...
13301 (dump_points_to_info_for): ... here.
13302 * tree-parloops.c (parallelize_loops): Reset the escaped and
13303 callused solutions.
13305 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13308 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13309 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13311 2009-05-25 Ira Rosen <irar@il.ibm.com>
13313 PR tree-optimization/40238
13314 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13315 statements after basic block's labels.
13316 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13317 to free the allocated memory.
13319 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13321 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13322 return address with a USE.
13324 2009-05-24 Richard Guenther <rguenther@suse.de>
13326 PR middle-end/40233
13327 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13328 array type from the main variant of the inner type.
13330 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13332 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13333 definition to bool (from int) to un-break build.
13334 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13336 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13338 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13339 discard_stmt_changes): Delete.
13340 * tree-ssa-operands.c (scb_stack): Delete.
13341 (init_ssa_operands): Do not initialize it.
13342 (fini_ssa_operands): Do not free it.
13343 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13345 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13346 update_stmt, remove the others. Fix comments.
13347 * tree-dfa.c (optimize_stack_restore): Likewise.
13348 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13349 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13350 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13351 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13353 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13354 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13355 (dom_opt_finalize_block): Likewise, adjusting access to
13357 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13358 (stmts_to_rescan): Change item type to gimple.
13359 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13361 2009-05-24 Ira Rosen <irar@il.ibm.com>
13363 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13364 * tree-pass.h (pass_slp_vectorize): New pass.
13365 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13366 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13367 * tree-vectorizer.c (timevar.h): Include.
13368 (user_vect_verbosity_level): Declare.
13369 (vect_location): Fix comment.
13370 (vect_set_verbosity_level): Update user_vect_verbosity_level
13371 instead of vect_verbosity_level.
13372 (vect_set_dump_settings): Add an argument. Ignore user defined
13373 verbosity if dump flags require higher level of verbosity. Print to
13374 stderr only for loop vectorization.
13375 (vectorize_loops): Update call to vect_set_dump_settings.
13376 (execute_vect_slp): New function.
13377 (gate_vect_slp): Likewise.
13378 (struct gimple_opt_pass pass_slp_vectorize): New.
13379 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13380 access its members.
13381 (vec_info_for_bb): New function.
13382 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13383 (VECTORIZATION_ENABLED): New macro.
13384 (SLP_ENABLED, SLP_DISABLED): Likewise.
13385 (vect_is_simple_use): Add bb_vec_info argument.
13386 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13387 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13388 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13389 vect_schedule_slp, vect_analyze_slp): Likewise.
13390 (vect_analyze_stmt): Add slp_tree argument.
13391 (find_bb_location): Declare.
13392 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13393 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13394 (vect_analyze_loop_operations, vect_analyze_loop,
13395 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13396 vect_finalize_reduction, vectorizable_reduction,
13397 vectorizable_live_operation, vect_transform_loop): Likewise.
13398 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13399 skip evolution analysis if analyzing a basic block.
13400 (dr_analyze_indices): Likewise.
13401 (initialize_data_dependence_relation): Skip the test whether the
13402 object is invariant for basic blocks.
13403 (compute_all_dependences): Skip dependence analysis for data
13404 references in basic blocks.
13405 (find_data_references_in_stmt): Don't fail in case of invariant
13406 access in basic block.
13407 (find_data_references_in_bb): New function.
13408 (find_data_references_in_loop): Move code to
13409 find_data_references_in_bb and add a call to it.
13410 (compute_data_dependences_for_bb): New function.
13411 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13412 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13414 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13415 unknown dependence in basic block and fail in case of dependence in
13417 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13418 dependence instances from either loop or basic block vectorization
13420 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13421 before calling nested_in_vect_loop_p.
13422 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13423 dependence instances from either loop or basic block vectorization
13425 (vect_verify_datarefs_alignment): Likewise.
13426 (vect_enhance_data_refs_alignment): Adjust function calls.
13427 (vect_analyze_data_refs_alignment): Likewise.
13428 (vect_analyze_group_access): Fix printing. Skip different checks if
13429 DR_STEP is 0. Keep strided stores either in loop or basic block
13430 vectorization data structure. Fix indentation.
13431 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13433 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13434 dependence instances from either loop or basic block vectorization
13436 (vect_analyze_data_refs): Update comment. Call
13437 compute_data_dependences_for_bb to analyze basic blocks.
13438 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13439 case of loop vectorization. In case of basic block vectorization use
13440 data-ref itself as a base.
13441 (vect_create_data_ref_ptr): In case of basic block vectorization:
13442 don't advance the pointer, add new statements before the current
13443 statement. Adjust function calls.
13444 (vect_supportable_dr_alignment): Support only aligned accesses in
13445 basic block vectorization.
13446 * common.opt (ftree-slp-vectorize): New flag.
13447 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13448 (vect_pattern_recog_1): Likewise.
13449 * tree-vect-stmts.c (process_use): Likewise.
13450 (vect_init_vector): Add new statements in the beginning of the basic
13451 block in case of basic block SLP.
13452 (vect_get_vec_def_for_operand): Adjust function calls.
13453 (vect_finish_stmt_generation): Likewise.
13454 (vectorizable_call): Add assert that it is loop vectorization, adjust
13456 (vectorizable_conversion, vectorizable_assignment): Likewise.
13457 (vectorizable_operation): In case of basic block SLP, take
13458 vectorization factor from statement's type and skip the relevance
13459 check. Adjust function calls.
13460 (vectorizable_type_demotion): Add assert that it is loop
13461 vectorization, adjust function calls.
13462 (vectorizable_type_promotion): Likewise.
13463 (vectorizable_store): Check for outer loop only in case of loop
13464 vectorization. Adjust function calls. For basic blocks, skip the
13465 relevance check and don't advance pointers.
13466 (vectorizable_load): Likewise.
13467 (vectorizable_condition): Add assert that it is loop vectorization,
13468 adjust function calls.
13469 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13470 that it is not reduction, get vector type, call only supported
13471 functions, skip loop specific parts.
13472 (vect_transform_stmt): Check for outer loop only in case of loop
13474 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13475 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13476 for external definition.
13477 * passes.c (pass_slp_vectorize): New pass.
13478 * tree-vect-slp.c (find_bb_location): New function.
13479 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13480 check for patterns only in loops.
13481 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13482 case of multiple types in basic block SLP.
13483 (vect_mark_slp_stmts_relevant): New function.
13484 (vect_supported_load_permutation_p): Fix comment.
13485 (vect_analyze_slp_instance): Add argument. In case of basic block
13486 SLP, take vectorization factor from statement's type, check that
13487 unrolling factor is 1. Adjust function call. Save SLP instance in
13488 either loop or basic block vectorization structure. Return FALSE,
13490 (vect_analyze_slp): Add argument. Get strided stores groups from
13491 either loop or basic block vectorization structure. Return FALSE
13492 if basic block SLP failed.
13493 (new_bb_vec_info): New function.
13494 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13495 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13496 (vect_schedule_slp): Add argument. Get SLP instances from either
13497 loop or basic block vectorization structure. Set vectorization factor
13498 to be 1 for basic block SLP.
13499 (vect_slp_transform_bb): New function.
13500 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13502 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13504 * final.c (shorten_branches): Do not align labels for jump tables.
13505 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13507 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13509 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13510 Remove outdated reference to flow.c and fix nits.
13511 * doc/gccint.texi: Tweak RTL description.
13512 * doc/rtl.texi: Likewise.
13514 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13516 * config/avr/avr.c: Change my email address.
13517 * config/avr/avr.h: Likewise.
13518 * config/avr/avr.md: Likewise.
13519 * config/avr/avr-protos.h: Likewise.
13520 * config/avr/libgcc.S: Likewise.
13522 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13524 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13525 (spu_split_load, spu_split_store): Change return type to int.
13526 (spu_split_convert): Declare.
13527 * config/spu/predicates.md (spu_mem_operand): Remove.
13528 (spu_mov_operand): Update.
13529 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13530 * config/spu/spu.c (regno_aligned_for_load): Remove.
13531 (reg_aligned_for_addr, spu_expand_load): Define.
13532 (spu_expand_extv): Reimplement and handle MEM.
13533 (spu_expand_insv): Handle MEM.
13534 (spu_sched_reorder): Handle insn's with length 0.
13535 (spu_legitimate_address_p): Reimplement.
13536 (store_with_one_insn_p): Return TRUE for any mode with size
13537 larger than 16 bytes.
13538 (address_needs_split): Define.
13539 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13541 (spu_convert_move): Define.
13542 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13543 (spu_split_store): Change all MEM's to TImode.
13544 (spu_init_expanders): Preallocate registers that correspond to
13545 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13547 (spu_split_convert): Define.
13548 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13549 (_move<mode>, _movdi, _movti): Update predicate and condition.
13550 (load, store): Change to define_split.
13551 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13553 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13554 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13555 define_insn_and_split of lshr<mode>3.
13556 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13557 (<v>ashr<mode>3_imm): Define.
13558 (extv, extzv, insv): Allow MEM operands.
13559 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13560 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13561 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13562 (_spu_convert2): Change to define_insn_and_split and remove the
13563 corresponding define_peephole2.
13564 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13565 Change predicates to memory_operand.
13567 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13569 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13571 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13573 PR tree-optimization/40219
13574 * tree.c (iterative_hash_expr): Make sure the builtin function is
13575 a normal builtin function and not a front end or back end builtin
13576 before indexing into the built_in_decls array.
13578 2009-05-22 Richard Guenther <rguenther@suse.de>
13580 PR middle-end/38964
13581 * alias.c (write_dependence_p): Do not use TBAA for answering
13582 anti-dependence or output-dependence.
13583 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13584 (emit_pointer_definition): Remove.
13585 (emit_alias_warning): Likewise.
13586 (find_what_var_points_to): Remove TBAA pruning code.
13587 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13589 (compute_points_to_sets): Remove code computing the set of
13590 dereferenced pointers.
13591 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13592 oracle for querying anti and output dependencies.
13593 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13594 if TBAA may be applied.
13595 (refs_anti_dependent_p): New function.
13596 (refs_output_dependent_p): Likewise.
13597 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13598 (refs_output_dependent_p): Likewise.
13599 * doc/tree-ssa.texi (Memory model): New section.
13600 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13601 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13602 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13603 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13604 * expr.c (expand_expr_real_1): Likewise.
13605 * gimple-low.c (lower_stmt): Likewise.
13606 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13607 (dump_gimple_cdt): Remove.
13608 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13609 (gimple_size): Likewise.
13610 (walk_gimple_op): Likewise.
13611 (is_gimple_stmt): Likewise.
13612 (walk_stmt_load_store_addr_ops): Likewise.
13613 (gimple_build_cdt): Remove.
13614 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13615 * gimple.h (gimple_cdt_new_type): Remove.
13616 (gimple_cdt_new_type_ptr): Likewise.
13617 (gimple_cdt_set_new_type): Likewise.
13618 (gimple_cdt_location): Likewise.
13619 (gimple_cdt_location_ptr): Likewise.
13620 (gimple_cdt_set_location): Likewise.
13621 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13622 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13623 GIMPLE_CHANGE_DYNAMIC_TYPE.
13624 (verify_types_in_gimple_stmt): Likewise.
13625 * tree-inline.c (estimate_num_insns): Likewise.
13626 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13627 (copy_decl_to_var): Likewise.
13628 (copy_result_decl_to_var): Likewise.
13629 * tree-pretty-print.c (dump_generic_node): Do not handle
13630 CHANGE_DYNAMIC_TYPE_EXPR.
13631 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13632 * tree-ssa-operands.c (get_expr_operands): Likewise.
13633 * tree-ssa-structalias.c (struct variable_info): Remove
13634 no_tbaa_pruning member.
13635 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13636 (unify_nodes): Do not copy it.
13637 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13638 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13639 (set_uids_in_ptset): Do not check it.
13640 (find_what_var_points_to): Likewise.
13641 (compute_tbaa_pruning): Remove.
13642 (compute_points_to_sets): Do not call it.
13643 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13644 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13645 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13646 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13647 (DECL_NO_TBAA_P): Likewise.
13648 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13649 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13650 (expand_omp_atomic_pipeline): Do not set it.
13651 * print-tree.c (print_node): Do not dump it.
13652 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13655 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13658 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13661 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13663 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13666 2009-05-22 Ben Elliston <bje@au.ibm.com>
13668 * Makefile.in (bversion.h, s-bversion): New targets.
13669 (TOPLEV_H): Add bversion.h.
13670 * toplev.h: Include "bversion.h".
13671 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13672 the __format__ attribute only if compiling with the same version
13673 of GCC as the sources (the "build version").
13675 2009-05-22 Ben Elliston <bje@au.ibm.com>
13677 * c-format.c (handle_format_attribute): Fix comment typo.
13679 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13682 * config/ia64/ia64.opt (mfused-madd): New.
13683 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13684 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13685 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13686 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13687 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13688 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13689 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13690 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13691 instruction if !TARGET_FUSED_MADD.
13692 (fpma, fpms): Remove colon from name.
13694 2009-05-22 Richard Guenther <rguenther@suse.de>
13696 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13697 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13698 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13700 (create_expression_by_pieces): Only convert if necessary.
13701 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13702 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13704 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13706 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13707 regular pattern from a template and rename it ...
13708 (*extzv_truncsi_exts): ... to this.
13710 2009-05-21 Richard Guenther <rguenther@suse.de>
13712 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13713 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13714 (cgraph_default_inline_p): Likewise.
13715 (cgraph_decide_inlining_incrementally): Likewise.
13717 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13718 Uros Bizjak <ubizjak@gmail.com>
13720 * config/i386/cpuid.h (bit_MOVBE): New.
13722 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13724 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13725 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13726 (ix86_handle_option): Handle OPT_mmovbe.
13727 (ix86_target_string): Add -mmovbe.
13728 (pta_flags): Add PTA_MOVBE.
13729 (processor_alias_table): Add PTA_MOVBE to "atom".
13730 (override_options): Handle PTA_MOVBE.
13732 * config/i386/i386.h (TARGET_MOVBE): New.
13734 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13735 (*bswapsi_movbe): New.
13736 (*bswapdi_movbe): Likewise.
13737 (bswapdi2): Renamed to ...
13738 (*bswapdi_1): This.
13739 (bswapdi2): New expander.
13741 * config/i386/i386.opt (mmovbe): New.
13743 * doc/invoke.texi: Document -mmovbe.
13745 2009-05-21 Taras Glek <tglek@mozilla.com>
13747 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13748 * gcc-plugin.h (plugin_init): Updated signature.
13749 * gcc-plugin.h (plugin_name_args): Moved to this header.
13750 * doc/plugins.texi (plugin_init): Updated documention to reflect
13752 * doc/plugins.texi (plugin_name_args): Added to documention.
13754 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13756 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13757 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13759 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13761 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13762 JUMP_TABLE_DATA_P predicates where applicable.
13763 * config/i386/predicates.md: Ditto.
13764 * config/i386/sse.md: Ditto.
13766 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13768 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13769 operand2 -128 override length_immediate attribute to 1.
13770 * config/i386/predicates.md (constm128_operand): New predicate.
13772 * config/i386/i386.c (memory_address_length): Handle %r12
13773 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13775 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13776 mode look through optional ZERO_EXTEND and SUBREG.
13777 * config/i386/i386.md (R12_REG): New define_constant.
13778 (prefix_data16): For sse unit set also for MODE_TI insns.
13779 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13780 insns set if operand 1 is ext_QIreg_operand.
13781 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13782 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13784 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13785 mode from MODE_DI to MODE_SI.
13786 (movdi_1_rex64): Override modrm and length_immediate attributes
13787 only for movabs (TYPE_IMOV, alternative 2).
13788 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13789 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13790 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13791 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13792 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13793 prefix_rex attribute if DImode.
13794 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13795 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13796 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13797 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13798 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13799 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13800 Likewise. For TYPE_IMOV clear length_immediate attribute.
13801 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13802 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13803 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13804 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13805 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13806 or one operand TYPE_ISHIFT.
13807 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13808 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13809 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13810 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13811 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13812 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13813 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13814 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13815 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13816 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13817 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13818 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13819 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13820 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13821 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13822 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13823 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13824 set mode attribute, don't override length attribute.
13825 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13827 (return_internal_long): Set length attribute to 2 instead of 1.
13828 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13829 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13830 prefix_rex attribute.
13831 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13833 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13835 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13837 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13839 2009-05-20 Ian Lance Taylor <iant@google.com>
13841 * tree.c (build_tree_list_vec_stat): New function.
13842 (ctor_to_vec): New function.
13843 (build_nt_call_vec): New function.
13844 (build_call_array): Change args to be a const pointer.
13845 (build_call_vec): New function.
13846 * tree.h (build_nt_call_vec): Declare.
13847 (build_tree_list_vec_stat): Declare.
13848 (build_tree_list_vec): Define.
13849 (build_call_array): Update declaration.
13850 (build_call_vec): Declare.
13851 (ctor_to_vec): Declare.
13852 * c-common.c (tree_vector_cache): New static variable.
13853 (make_tree_vector): New function.
13854 (release_tree_vector): New function.
13855 (make_tree_vector_single): New function.
13856 (make_tree_vector_copy): New function.
13857 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13858 (make_tree_vector_single, make_tree_vector_copy): Declare.
13859 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13860 (c_parser_expr_list): Don't manage cache here, instead call
13862 (c_parser_release_expr_list): Remove static function.
13863 (c_parser_vec_to_tree_list): Remove static function.
13864 (c_parser_attributes): Call build_tree_list_vec instead of
13865 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13866 c_parser_release_expr_list.
13867 (c_parser_postfix_expression_after_primary): Likewise.
13868 (c_parser_objc_keywordexpr): Likewise.
13870 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13872 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13873 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13874 TARGET_CONVERT_TO_TYPE.
13875 * hooks.c (hook_tree_const_tree_null): Define.
13876 * hooks.h (hook_tree_const_tree_null): Declare.
13877 * target.h (struct gcc_target): Add invalid_parameter_type,
13878 invalid_return_type, promoted_type, and convert_to_type fields.
13879 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13880 (TARGET_INVALID_RETURN_TYPE): Define.
13881 (TARGET_PROMOTED_TYPE): Define.
13882 (TARGET_CONVERT_TO_TYPE): Define.
13883 (TARGET_INITIALIZER): Update for new fields.
13884 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13885 (grokparms): Check targetm.invalid_parameter_type.
13886 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13887 * c-convert.c (convert): Check targetm.convert_to_type.
13889 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13891 * config/mips/mips.md (*extenddi_truncate<mode>,
13892 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13894 (*extendhi_truncateqi): New define_insn_and_sptit.
13896 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13898 PR middle-end/40204
13899 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13900 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13902 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13904 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13905 the operand of VIEW_CONVERT_EXPR.
13907 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13909 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13910 extended family and model for Intel processors. Support Intel Atom.
13912 2009-05-20 Olivier Hainque <hainque@adacore.com>
13914 * gstab.h (stab_code_type): Define, to be used instead of the
13915 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13917 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13918 occurrences by stab_code_type.
13919 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13921 2009-05-20 Martin Jambor <mjambor@suse.cz>
13923 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13924 (sra_insert_before): Likewise.
13925 (sra_insert_after): Likewise.
13926 (sra_init_cache): Likewise.
13927 (sra_type_can_be_decomposed_p): Likewise.
13928 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13929 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13930 (sra_insert_before): Likewise.
13931 (sra_insert_after): Likewise.
13932 (sra_init_cache): Likewise.
13933 (insert_edge_copies_seq): Made static and moved upwards.
13935 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13938 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13940 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13941 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13944 2009-05-20 Richard Guenther <rguenther@suse.de>
13946 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13947 with mismatched comparison modes.
13949 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13951 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13952 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13953 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13954 with shifts for Thumb2.
13955 (orsi_notsi): New for orn.
13956 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13957 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13958 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13959 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13960 Don't invert remainder for IOR.
13962 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13964 PR tree-optimization/40087
13965 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13966 number_of_iterations_ne): Rename never_infinite argument.
13967 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13968 number_of_iterations_le): Handle pointer-type ivs when
13969 exit_must_be_taken is false.
13970 (number_of_iterations_cond): Do not always assume that
13971 exit_must_be_taken if the control variable is a pointer.
13973 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13975 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13976 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13978 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13980 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13981 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13983 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13986 * c.opt (Wlogical-op): Disabled by default.
13987 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13989 * doc/invoke.texi (Wlogical-op): Likewise.
13991 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13993 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13995 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13996 Propagate the type of the first operand.
13997 <ASSERT_EXPR>: Simplify.
13998 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13999 Rewrite using the RHS code as discriminant.
14000 <NOP_EXPR>: Turn into CASE_CONVERT.
14001 <PLUS_EXPR>: Propagate the type of the first operand.
14003 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14005 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14006 (ia64_dconst_0_375): New.
14007 * config/ia64/ia64.c (ia64_override_options): Remove
14008 -minline-sqrt-min-latency warning.
14009 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14010 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14011 * config/ia64/ia64.md (*sqrt_approx): Remove.
14012 (sqrtsf2): Remove #if 0.
14013 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14014 (sqrtdf): Remove assert.
14015 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14016 (sqrtxf2): Remove #if 0.
14017 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14018 * div.md (sqrt_approx_rf): New.
14019 (sqrtsf2_internal_thr): New implementation.
14020 (sqrtsf2_internal_lat): New.
14021 (sqrtdf2_internal_thr: New implementation.
14022 (sqrtxf2_internal): New implementation.
14024 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14025 Hans-Peter Nilsson <hp@axis.com>
14027 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14028 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14029 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14030 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14031 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14032 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14033 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14034 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14035 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14036 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14037 * c-common.c: ...from here.
14039 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14041 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14043 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14045 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14047 2009-05-19 Ben Elliston <bje@au.ibm.com>
14049 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14050 assignments with memcpy calls.
14051 (add_fdes): Likewise.
14052 (binary_search_unencoded_fdes): Likewise.
14053 (linear_search_fdes): Eliminate type puns.
14055 2009-05-19 Richard Guenther <rguenther@suse.de>
14057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14058 not falsely claim to have propagated into all uses.
14060 2009-05-19 Ben Elliston <bje@au.ibm.com>
14062 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14065 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14067 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14068 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14069 (TARGET_LEGITIMATE_ADDRESS_P): New.
14070 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14071 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14073 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14076 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14077 child of the containing namespace's DIE.
14079 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14081 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14082 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14083 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14086 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14089 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14090 gen_align with gen_pad.
14091 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14092 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14094 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14095 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14097 * config/i386/i386.md (align): Renamed to ...
14098 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14099 ASM_OUTPUT_MAX_SKIP_PAD.
14101 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14103 * config.gcc: Fix variable syntax.
14106 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14107 before calling exact_log2.
14108 (output_iorsi3): Likewise.
14109 (output_xorsi3): Likewise.
14111 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14113 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14114 for the none zero constant operand except for EQ and NE
14115 comprisons even when the first operand is R0.
14117 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14119 * config/s390/2064.md: Remove trailing whitespaces.
14120 * config/s390/2084.md: Likewise.
14121 * config/s390/constraints.md: Likewise.
14122 * config/s390/fixdfdi.h: Likewise.
14123 * config/s390/libgcc-glibc.ver: Likewise.
14124 * config/s390/s390-modes.def: Likewise.
14125 * config/s390/s390-protos.h: Likewise.
14126 * config/s390/s390.c: Likewise.
14127 * config/s390/s390.h: Likewise.
14128 * config/s390/s390.md: Likewise.
14129 * config/s390/tpf-unwind.h: Likewise.
14131 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14133 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14135 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14138 * configure.ac (m68k-*-*): Check if binutils support TLS.
14139 * configure: Regenerate.
14140 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14141 * config/m68k/constraints.md (Cu): New constraint.
14142 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14143 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14144 (movsi): Handle TLS symbols.
14145 (addsi3_5200): Handle XTLS symbols, indent.
14146 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14147 (m68k_tls_reference_p): Declare.
14148 (m68k_legitimize_address): Declare.
14149 (m68k_unwrap_symbol): Declare.
14150 * config/m68k/m68k.opt (mxtls): New option.
14151 * config/m68k/m68k.c (ggc.h): Include.
14152 (m68k_output_dwarf_dtprel): Implement hook.
14153 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14154 (m68k_expand_prologue): Load GOT pointer when function needs it.
14155 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14156 (m68k_legitimate_constant_address_p): Same.
14157 (m68k_decompose_address): Handle TLS references.
14158 (m68k_get_gp): New static function.
14159 (enum m68k_reloc): New contants.
14160 (TLS_RELOC_P): New macro.
14161 (m68k_wrap_symbol): New static function.
14162 (m68k_unwrap_symbol): New function.
14163 (m68k_final_prescan_insn_1): New static function.
14164 (m68k_final_prescan_insn): New function.
14165 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14167 (legitimize_pic_address): Handle TLS references..
14168 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14169 (m68k_libcall_value_in_a0_p)
14170 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14171 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14172 (m68k_legitimize_tls_address): Handle TLS references.
14173 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14175 (m68k_legitimize_address): Handle TLS symbols.
14176 (m68k_get_reloc_decoration): New static function.
14177 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14179 (m68k_output_dwarf_dtprel): Implement hook.
14180 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14181 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14182 m68k_call_* routines.
14183 (sched_attr_op_type): Handle TLS symbols.
14184 (gt-m68k.h): Include.
14185 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14186 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14188 2009-05-18 Martin Jambor <mjambor@suse.cz>
14190 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14191 (visit_store_addr_for_mod_analysis): New function.
14192 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14193 (determine_cst_member_ptr): Use gimple_assign_single_p.
14194 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14195 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14196 operands. Don't check number of operands of a NOP_EXPR.
14198 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14200 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14202 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14205 * c-common.c (warn_logical_operator): Don't warn if one of
14206 expression isn't always true or false.
14208 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14210 * config/i386/biarch32.h: New file.
14211 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14213 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14215 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14216 *zero_extend<mode>_truncqi): Merge these into ...
14217 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14218 Name the pattern following this as *zero_extendhi_truncqi.
14220 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14222 PR middle-end/39301
14223 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14224 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14225 (output_info): Make field HOST_WIDEST_INT.
14226 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14227 (dump_bitmat_statistics): Same.
14229 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14231 * config.gcc (use_gcc_stdint): Set to wrap.
14232 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14233 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14234 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14235 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14236 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14237 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14238 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14239 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14241 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14243 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14245 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14246 Move definitions earlier.
14247 (OPT_ARCH64, OPT_ARCH32): Define.
14248 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14251 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14254 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14257 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14259 * arm.md (movdi2): Copy non-reg values to DImode registers.
14261 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14264 * final.c (label_to_max_skip): New function.
14265 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14266 CODE_LABEL_NUMBER <= max_labelno.
14267 * output.h (label_to_max_skip): New prototype.
14268 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14269 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14270 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14271 Handle CODE_LABELs with >= 16 byte alignment or with
14272 max_skip == (1 << align) - 1.
14273 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14274 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14277 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14278 .p2align 3 if MAX_SKIP is smaller than 7.
14279 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14281 2009-05-15 Ian Lance Taylor <iant@google.com>
14283 * alias.c (struct alias_set_entry_d): Rename from struct
14284 alias_set_entry. Change all uses.
14285 * except.c (struct call_site_record_d): Rename from struct
14286 call_site_record. Change all uses.
14287 * except.h (struct eh_region_d): Rename from struct eh_region.
14289 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14291 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14292 ivtype_map_elt. Change all uses.
14293 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14295 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14296 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14298 (struct sese_d): Rename from struct sese. Change all uses.
14299 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14300 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14301 * optabs.h (struct optab_d): Rename from struct optab. Change all
14303 (struct convert_optab_d): Rename from struct convert_optab.
14305 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14306 ipa_opt_pass. Change all uses.
14307 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14310 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14311 defined as a typedef.
14312 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14315 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14318 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14320 (merge_ranges): Returns bool.
14321 * tree.h (make_range): .. to here.
14322 (build_range_check): Likewise.
14323 (merge_ranges): Likewise. Renamed from merge_ranges.
14324 * c-typeck.c (parser_build_binary_op): Update calls to
14325 warn_logical_operator.
14326 * c-common.c (warn_logical_operator): Add new warning.
14327 * c-common.h (warn_logical_operator): Update declaration.
14329 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14331 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14333 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14335 * doc/install.texi: Document MPC requirements, flags etc.
14337 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14338 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14339 Evaluate constant arguments.
14340 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14341 (fold_builtin_1): Likewise, also evaluate constant arguments.
14342 Remove superfluous break.
14343 (do_mpc_ckconv): New.
14344 * real.h: Include mpc.h.
14345 * toplev.c (print_version): Output MPC version info if available.
14347 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14349 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14351 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14353 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14356 2009-05-15 Jan Hubicka <jh@suse.cz>
14358 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14359 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14360 (try_inline): Fix return value.
14361 (cgraph_decide_inlining_incrementally): Honor new value.
14362 (cgraph_early_inlining): Handle indirect inlining.
14363 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14365 2009-05-15 Jan Hubicka <jh@suse.cz>
14367 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14368 * cgraphunit.c (cgraph_finalize_function): Set it.
14369 (cgraph_expand_function): Use it.
14371 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14373 * real.c (encode_ieee_half): Define.
14374 (decode_ieee_half): Define.
14375 (ieee_half_format): Define.
14376 (arm_half_format): Define.
14377 * real.h (ieee_half_format): Declare.
14378 (arm_half_format): Declare.
14380 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14382 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14383 swapped, and reversed optabs exist before trying to use them.
14385 2009-05-15 Paul Brook <paul@codesourcery.com>
14386 Sandra Loosemore <sandra@codesourcery.com>
14388 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14389 loads. Allow PRE_DEC.
14390 (output_move_neon): Handle PRE_DEC.
14391 (arm_print_operand): Add 'A' for neon structure loads.
14392 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14393 * config/arm/neon.md (neon_mov): Update comment.
14394 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14396 (Um): New constraint.
14398 2009-05-15 Jan Hubicka <jh@suse.cz>
14400 Revert the following patch until testsuite fallout is fixed:
14401 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14402 * cgraph.h (struct inline_summary): New filed self_wize,
14403 size_inlining_benefit, self_time and time_inlining_benefit.
14404 (struct cgraph_global_info): Replace insns by time ans size fields.
14405 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14406 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14407 (ipcp_update_callgraph): Do not touch function bodies.
14408 * ipa-inline.c: Include except.h
14409 (MAX_TIME): New constant.
14410 (overall_insns): Remove
14411 (overall_size, max_benefit): New static variables.
14412 (cgraph_estimate_time_after_inlining): New function.
14413 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14414 (cgraph_clone_inlined_nodes): Update size.
14415 (cgraph_mark_inline_edge): Update size.
14416 (cgraph_estimate_growth): Use size info.
14417 (cgraph_check_inline_limits): Check size.
14418 (cgraph_default_inline_p): Likewise.
14419 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14420 (cgraph_decide_recursive_inlining): Check size.
14421 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14423 (cgraph_decide_inlining): Likewise.
14424 (cgraph_decide_inlining_incrementally): Likewise; honor
14425 PARAM_EARLY_INLINING_INSNS.
14426 (likely_eliminated_by_inlining_p): New predicate.
14427 (estimate_function_body_sizes): New function.
14428 (compute_inline_parameters): Use it.
14429 * except.c (must_not_throw_labels): New function.
14430 * except.h (must_not_throw_labels): Declare.
14431 * tree-inline.c (init_inline_once): Kill inlining_weigths
14432 * tree-ssa-structalias.c: Avoid uninitialized warning.
14433 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14434 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14435 (PARAM_INLINE_CALL_COST): Remove.
14436 (PARAM_EARLY_INLINING_INSNS): New.
14438 2009-05-15 Richard Guenther <rguenther@suse.de>
14440 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14441 not TODO_update_ssa.
14443 2009-05-15 Richard Guenther <rguenther@suse.de>
14445 PR tree-optimization/39999
14446 * gimple.h (gimple_expr_type): Use the expression type looking
14447 through useless conversions.
14448 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14449 (vn_nary_op_insert_stmt): Likewise.
14450 (simplify_binary_expression): Likewise.
14452 2009-05-15 Richard Guenther <rguenther@suse.de>
14454 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14455 New options, enabled by default.
14456 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14458 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14459 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14460 * tree-ssa-structalias.c (gate_tree_pta): New function.
14461 (pass_build_alias): Use it.
14463 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14465 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14466 recurse on an invariant address if a conversion from a pointer
14467 type to a wider integer type is involved.
14469 2009-05-15 Jan Hubicka <jh@suse.cz>
14471 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14472 * cgraph.h (struct inline_summary): New filed self_wize,
14473 size_inlining_benefit, self_time and time_inlining_benefit.
14474 (struct cgraph_global_info): Replace insns by time ans size fields.
14475 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14476 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14477 (ipcp_update_callgraph): Do not touch function bodies.
14478 * ipa-inline.c: Include except.h
14479 (MAX_TIME): New constant.
14480 (overall_insns): Remove
14481 (overall_size, max_benefit): New static variables.
14482 (cgraph_estimate_time_after_inlining): New function.
14483 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14484 (cgraph_clone_inlined_nodes): Update size.
14485 (cgraph_mark_inline_edge): Update size.
14486 (cgraph_estimate_growth): Use size info.
14487 (cgraph_check_inline_limits): Check size.
14488 (cgraph_default_inline_p): Likewise.
14489 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14490 (cgraph_decide_recursive_inlining): Check size.
14491 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14493 (cgraph_decide_inlining): Likewise.
14494 (cgraph_decide_inlining_incrementally): Likewise; honor
14495 PARAM_EARLY_INLINING_INSNS.
14496 (likely_eliminated_by_inlining_p): New predicate.
14497 (estimate_function_body_sizes): New function.
14498 (compute_inline_parameters): Use it.
14499 * except.c (must_not_throw_labels): New function.
14500 * except.h (must_not_throw_labels): Declare.
14501 * tree-inline.c (init_inline_once): Kill inlining_weigths
14502 * tree-ssa-structalias.c: Avoid uninitialized warning.
14503 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14504 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14505 (PARAM_INLINE_CALL_COST): Remove.
14506 (PARAM_EARLY_INLINING_INSNS): New.
14507 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14508 (inline-call-cost): Remove.
14509 (early-inlining-insns): New.
14511 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14513 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14515 (print_int_cst_bounds_in_octal_p): Likewise.
14516 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14518 * dwarf2out.c (base_type_die): Likewise.
14519 (is_subrange_type): Delete.
14520 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14521 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14522 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14523 if the destination type is boolean.
14524 (build_range_check): Do not special-case subtypes.
14525 (fold_sign_changed_comparison): Likewise.
14526 (fold_unary): Likewise.
14527 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14528 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14529 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14530 * tree.c (subrange_type_for_debug_p): New predicate based on the
14531 former is_subrange_type.
14532 * tree.h (subrange_type_for_debug_p): Declare.
14533 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14534 (convert_affine_scev): Remove call to above function.
14535 (chrec_convert_aggressive): Likewise.
14536 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14537 false for conversions involving subtypes.
14538 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14539 (vrp_val_min): Likewise.
14540 (needs_overflow_infinity): Likewise.
14541 (extract_range_from_unary_expr): Likewise.
14543 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14545 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14546 * config/frv/frv.c: Likewise.
14547 * config/s390/s390.c: Likewise.
14548 * config/sparc/sparc.h: Likewise.
14549 * config/i386/i386.h: Likewise.
14550 * config/i386/i386.c: Likewise.
14551 * config/crx/crx.c: Likewise.
14552 * config/m68hc11/m68hc11.h: Likewise.
14553 * config/iq2000/iq2000.c: Likewise.
14554 * config/mn10300/mn10300.h: Likewise.
14555 * config/mn10300/mn10300.c: Likewise.
14556 * config/m68k/m68k.c: Likewise.
14557 * config/rs6000/rs6000.c: Likewise.
14558 * config/rs6000/xcoff.h: Likewise.
14559 * config/rs6000/linux64.h: Likewise.
14560 * config/rs6000/sysv4.h: Likewise.
14561 * config/score/score3.c: Likewise.
14562 * config/score/score7.c: Likewise.
14563 * config/score/score.c: Likewise.
14564 * config/arm/arm.md: Likewise.
14565 * config/mips/mips.c: Likewise.
14566 * config/mips/mips.md: Likewise.
14567 * config/bfin/bfin.h: Likewise.
14568 * config/pa/pa.c: Likewise.
14569 * config/pa/constraints.md: Likewise.
14571 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14572 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14573 * config/pdp11/pdp11.h: Use memory_address_p instead.
14575 2009-05-14 Ian Lance Taylor <iant@google.com>
14577 * passes.c (finish_optimization_passes): Change i to int.
14578 * plugin.c (plugins_active_p): Change event to int.
14579 (dump_active_plugins): Likewise.
14580 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14582 * tree.c (tree_range_check_failed): Change c to unsigned int.
14583 (omp_clause_range_check_failed): Likewise.
14584 (build_common_builtin_nodes): Change mode to int. Add cast.
14585 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14586 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14588 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14589 ++ or -- with a variable of enum type.
14591 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14594 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14596 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14598 * store-motion.c: Do not include params.h
14599 * Makefile.in: Fix dependencies for various files.
14601 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14603 * auto-inc-dec.c: Fix pass description, remove apparent
14604 accidental duplication.
14606 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14608 PR middle-end/40147
14609 * ipa-utils.h (memory_identifier_string): Moved to ...
14610 * tree.h (memory_identifier_string): Here. Add GTY(()).
14612 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14614 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14615 in the former documentation of...
14616 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14617 * ira-conflicts.c (get_dup_num): Use address_operand.
14618 * targhooks.c (default_legitimate_address_p): New.
14619 * targhooks.h (default_legitimate_address_p): New.
14620 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14622 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14623 * target.h (struct target): Add legitimate_address_p.
14624 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14625 (TARGET_INITIALIZER): Include it.
14627 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14628 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14629 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14630 (TARGET_LEGITIMATE_ADDRESS_P): New.
14632 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14633 (REG_OK_STRICT_P): Delete.
14634 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14635 (frv_legitimate_address_p_1): ... this.
14636 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14637 (frv_legitimate_address_p_1): ... the renamed old
14638 frv_legitimate_address_p.
14639 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14640 (TARGET_LEGITIMATE_ADDRESS_P): New.
14642 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14643 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14644 * config/s390/s390.c (legitimate_address_p): Rename to...
14645 (s390_legitimate_address_p): ... this, make static.
14646 (legitimize_address): Adjust call.
14647 (TARGET_LEGITIMATE_ADDRESS_P): New.
14648 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14650 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14651 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14652 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14653 (TARGET_LEGITIMATE_ADDRESS_P): New.
14655 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14656 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14657 * config/spu/spu.c (spu_legitimate_address): Rename to...
14658 (spu_legitimate_address_p): ... this, make static.
14659 (TARGET_LEGITIMATE_ADDRESS_P): New.
14661 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14662 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14663 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14664 (sparc_legitimate_address_p): ... this, make static and return bool.
14665 (legitimize_address): Adjust call.
14666 (TARGET_LEGITIMATE_ADDRESS_P): New.
14668 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14669 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14670 * config/i386/i386.c (legitimate_address_p): Rename to...
14671 (ix86_legitimate_address_p): ... this, make static.
14672 (constant_address_p): Move after it, adjust call.
14673 (TARGET_LEGITIMATE_ADDRESS_P): New.
14675 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14676 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14677 * config/avr/avr.c (legitimate_address_p): Rename to...
14678 (avr_legitimate_address_p): ... this, make static.
14679 (legitimize_address): Adjust call.
14680 (TARGET_LEGITIMATE_ADDRESS_P): New.
14682 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14683 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14684 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14685 (TARGET_LEGITIMATE_ADDRESS_P): New.
14687 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14688 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14689 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14690 (TARGET_LEGITIMATE_ADDRESS_P): New.
14692 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14693 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14695 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14697 (TARGET_LEGITIMATE_ADDRESS_P): New.
14699 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14700 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14702 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14704 (m68hc11_legitimate_address_p): ... this, make static.
14705 (go_if_legitimate_address_internal): Rename to...
14706 (m68hc11_legitimate_address_p_1): ... this.
14707 (legitimize_address): Adjust call.
14708 (TARGET_LEGITIMATE_ADDRESS_P): New.
14710 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14711 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14712 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14713 (TARGET_LEGITIMATE_ADDRESS_P): New.
14715 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14716 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14717 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14718 (mn10300_legitimate_address_p): ... this, make static.
14719 (TARGET_LEGITIMATE_ADDRESS_P): New.
14721 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14722 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14723 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14724 (TARGET_LEGITIMATE_ADDRESS_P): New.
14726 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14727 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14728 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14729 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14730 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14731 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14732 (rs6000_legitimate_address_p): ... this, make static.
14733 (TARGET_LEGITIMATE_ADDRESS_P): New.
14734 (REG_MODE_OK_FOR_BASE_P): Delete.
14735 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14737 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14738 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14740 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14741 static, adjust types.
14742 (TARGET_LEGITIMATE_ADDRESS_P): New.
14744 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14745 * config/score/score.c (score_address_p): Rename to...
14746 (score_legitimate_address_p): ... this.
14747 (TARGET_LEGITIMATE_ADDRESS_P): New.
14748 * config/score/score3.c (score3_address_p): Rename to...
14749 (score3_legitimate_address_p): ... this.
14750 * config/score/score7.c (score7_address_p): Rename to...
14751 (score7_legitimate_address_p): ... this.
14753 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14754 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14755 GO_IF_LEGITIMATE_ADDRESS): Delete.
14756 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14757 thumb2_legitimate_address_p): Delete.
14758 (arm_legitimate_address_p): Rename to...
14759 (arm_legitimate_address_outer_p): ... this.
14760 * config/arm/constraints.md ("Uq"): Adjust call.
14761 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14762 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14764 (arm_legitimate_address_outer_p): ... this.
14765 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14767 (TARGET_LEGITIMATE_ADDRESS_P): New.
14769 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14770 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14771 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14772 (TARGET_LEGITIMATE_ADDRESS_P): New.
14774 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14775 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14776 * config/vax/vax.c (legitimate_address_p): Rename to...
14777 (vax_legitimate_address_p): ... this, make static.
14778 (TARGET_LEGITIMATE_ADDRESS_P): New.
14780 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14781 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14782 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14783 (TARGET_LEGITIMATE_ADDRESS_P): New.
14785 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14786 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14787 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14788 (mmix_legitimate_address_p): ... this, make static.
14789 (TARGET_LEGITIMATE_ADDRESS_P): New.
14791 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14792 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14793 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14794 (TARGET_LEGITIMATE_ADDRESS_P): New.
14796 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14798 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14799 of MODE_COMPLEX_INT.
14801 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14803 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14804 LCT_NORMAL in function call.
14805 * mips-tdump.c (print_file_desc): Add cast to enum type.
14806 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14807 (mark_stabs): Add casts to enum types.
14808 (parse_stabs_common): Add casts to enum types.
14810 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14812 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14813 Check for invalid values of LETTER.
14815 2009-05-13 Taras Glek <tglek@mozilla.com>
14817 * attribs.c (register_attribute): moved out attribute registration
14818 into register_attribute.
14819 * doc/plugins.texi: Documented register_attribute and
14821 * gcc-plugin.h: Added forward decl for register_attribute.
14822 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14823 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14824 PLUGIN_ATTRIBUTES boilerplate.
14826 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14828 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14829 values even in sentinel and empty entries.
14830 (ms_printf_flag_specs): Likewise.
14831 (ms_scanf_flag_specs): Likewise.
14832 (ms_strftime_flag_specs): Likewise.
14833 (ms_print_char_table): Likewise.
14834 (ms_scan_char_table): Likewise.
14835 (ms_time_char_table): Likewise.
14837 2009-05-13 Doug Kwan <dougkwan@google.com>
14839 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14841 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14843 * config/mips/mips.md (store): Add attributes for QI and HI.
14845 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14846 (truncdi<mode>2): ... this new pattern.
14848 2009-05-13 Brad Hards <bradh@kde.org>
14850 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14852 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14853 Ben Elliston <bje@au.ibm.com>
14855 PR middle-end/40035
14856 * dse.c (check_mem_read_rtx): Guard against width == -1.
14858 2009-05-13 Michael Matz <matz@suse.de>
14860 PR middle-end/39976
14861 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14862 (trivially_conflicts_p): New function.
14863 (insert_backedge_copies): Use it.
14865 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14867 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14868 (handle_stdc_pragma): Use new enum constant names.
14869 (handle_pragma_float_const_decimal64): Ditto.
14871 2009-05-13 Ian Lance Taylor <iant@google.com>
14873 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14876 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14878 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14879 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14881 * config/m68k/m68k.h (FL_UCLINUX): Define.
14883 2009-05-13 Jan Hubicka <jh@suse.cz>
14885 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14887 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14889 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14890 unless -fschedule-insns is specified.
14892 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14895 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14896 TARGET_EXPAND_CBRANCHDI4.
14897 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14898 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14899 (cmpeqdi): Fix comment.
14901 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14903 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14904 (sh_legitimate_address_p): Likewise.
14905 * config/sh/sh.c (sh_legitimate_index_p): New.
14906 (sh_legitimate_address_p): Likewise.
14907 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14908 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14909 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14910 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14911 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14912 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14913 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14914 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14915 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14917 2009-05-12 Jan Hubicka <jh@suse.cz>
14919 * tree-inline.c (estimate_operator_cost): Add operands;
14920 when division happens by constant, it is cheap.
14921 (estimate_num_insns): Loads and stores are not having cost of 0;
14922 EH magic stuff is cheap; when computing runtime cost of switch,
14923 use log2 base of amount of its cases; builtin_expect has cost of 0;
14924 compute cost for moving return value of call.
14925 (init_inline_once): Initialize time_based flags.
14926 * tree-inline.h (eni_weights_d): Add time_based flag.
14928 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14930 * df-core.c: Update head documentation.
14932 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14935 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14936 shadowing exisiting variable op1.
14938 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14941 * config/i386/driver-i386.c (processor_signatures): New enum.
14942 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14943 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14944 processor signature to detect geode processor.
14946 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14950 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14952 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14953 causes spurious differences between trunk and cond-optab branch.
14955 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14957 * dojump.c (compare_from_rtx): Delete.
14958 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14959 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14960 if the comparison does not satisfy the predicate; test predicates for
14961 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14962 further if one existing pattern fails.
14963 * expr.h (compare_from_rtx): Delete.
14964 (prepare_operand): Declare it.
14965 * optabs.c: Change "lib call" to "libcall" throughout.
14966 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14967 HAVE_conditional_trap, emit_cmp_insn): Delete.
14968 (can_compare_p): Delete cmp_optab case.
14969 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14970 Accept other parameters by value.
14971 (prepare_operand): Make non-static.
14972 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14973 other parameters by value. Try to widen operands here based on
14974 an optab_methods argument and looking at cbranch_optab.
14975 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14976 loop. Use cbranch_optab directly.
14977 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14978 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14980 (emit_conditional_move, emit_conditional_add): Inline what's needed
14981 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14982 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14983 with COMPARE. Move cmov_optab and cstore_optab above
14984 with cbranch_optab, move cmp_optab down with ucmp_optab,
14985 remove tst_otpab. Do not initialize trap_rtx.
14986 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14987 for trap code. Do not check HAVE_conditional_trap. Use
14988 prepare_cmp_insn. Accept no predicate for operand 3.
14989 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14990 (OTI_ctrap, ctrap_optab): New.
14991 (tst_optab): Delete.
14992 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14993 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14994 with lookup of ctrap_optab.
14995 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14997 (ctrap_optab): New.
14999 * combine.c (combine_simplify_rtx, simplify_set): Do not
15000 special case comparing against zero for cc0 machines.
15001 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15002 COMPARE on cc0 machines.
15003 (simplify_relational_operation): Return a new expression when
15004 a COMPARE could be removed.
15005 * final.c (final_scan_insn): Compare cc_status values
15006 against LHS of a (compare FOO (const_int 0)) cc0 source.
15007 Also check if cc_status.value is the full compare.
15009 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15010 (cstoreMM4): Document.
15011 (conditional_trap): Document ctrapMM4 instead.
15012 (sync_compare_and_swapMM): Refer to cbranchcc4.
15013 (Dependent Patterns): Eliminate obsolete information referring to
15014 the old jump optimization phase.
15015 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15016 of compares with 0 on cc0 machines.
15017 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15018 avoiding references to cc0. Remove text about storing operands
15020 * doc/tm.texi (Condition Codes): Include blurb on different
15021 condition code representations, separate into subsections for
15022 CC0, MODE_CC and conditional execution.
15024 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15025 alpha_emit_setcc): Accept operands and a machine mode.
15026 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15027 Get code/op0/op1 from operands, use machine mode argument
15028 instead of alpha_compare.fp_p. Emit the branch here.
15029 (alpha_emit_setcc): Likewise, and return boolean.
15030 (alpha_emit_conditional_move): Likewise. Assert that
15031 cmp_op_mode == cmp_mode, and simplify accordingly.
15032 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15033 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15034 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15036 (stack probe test): Use cbranchdi4.
15037 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15039 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15040 * config/arc/arc.h (movsicc, movsfcc): Use it.
15041 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15042 (cbranchsi4, cstoresi4): New.
15043 (cmpsi, bCC and sCC expanders): Remove.
15045 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15046 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15047 * config/arm/predicates.md (arm_comparison_operator): Only include
15048 floating-point operators if there is a hardware floating-point unit.
15049 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15050 deferring to cbranch_cc and cstore_cc respectively.
15051 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15052 cbranch_cc, cstore_cc): New.
15053 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15055 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15057 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15058 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15060 (adjust_insn_length): Adjust calls.
15061 (avr_reorg): Handle (compare (foo) (const_int 0)).
15062 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15063 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15064 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15065 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15067 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15068 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15070 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15071 (cbranchsi4, cstorebi4, cstoresi4): New.
15072 (movbisi): This insn is duplicate, split it to zero_extend.
15073 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15074 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15075 (bfin_optimize_loop): Use cbranch expander.
15076 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15077 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15078 (bfin_bimode_comparison_operator): ... this.
15079 (bfin_direct_comparison_operator): New.
15081 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15082 inside (compare FOO (const_int 0)).
15083 (cris_rtx_costs): Handle ZERO_EXTRACT.
15084 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15085 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15086 (*tstdi_v32): Delete.
15087 (*cmpdi_non_v32): Add M alternative for operand 1.
15088 (cmpsi, cmp<mode>): Make private.
15089 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15091 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15093 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15094 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15095 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15096 (cc_reg_operand): New.
15097 (any_cond): Delete.
15098 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15099 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15100 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15101 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15102 crx_expand_scond): Delete.
15104 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15106 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15107 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15109 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15110 cstoresi4, cstoresf4, cstoredf4): New.
15111 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15112 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15113 Receive the entire operands array.
15114 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15115 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15116 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15117 Get test/op0/op1 from the operands array.
15118 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15120 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15121 (h8300_expand_store): New.
15122 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15124 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15125 (h8300_expand_store): New.
15126 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15127 or do not try to produce (set (cc0) REG).
15128 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15129 change a compare into a move to a scratch register. Disable some
15130 peepholes when comparing with zero.
15131 (tstsi, tsthi, tstsi, cmpqi): Make private.
15133 (bCC, sCC): Delete.
15134 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15137 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15138 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15139 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15140 (ix86_emit_i387_log1p): Use cbranchxf2.
15141 (ix86_expand_setcc): Return void.
15142 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15143 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15144 cmp<MODEF>, cmpcc): Remove.
15145 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15146 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15147 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15148 (sCC and bCC expanders): Remove.
15149 (stack_protect_test): Use cbranchcc4.
15151 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15153 (ia64_expand_compare): Accept three rtx by reference and return void.
15154 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15155 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15156 from *expr. Update *expr with the BImode comparison to do.
15157 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15158 cmptf, bCC, sCC, conditional_trap): Delete.
15159 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15160 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15161 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15162 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15163 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15165 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15166 type of last argument.
15167 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15168 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15169 use machine mode argument instead of branch_type. Remove dead
15170 code for floating-point comparisons.
15171 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15172 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15174 (cbranchsi4, cstoresi4): New.
15175 * config/iq2000/predicates.md (reg_or_const_operand): New.
15177 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15178 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15179 (b<code>_op): Rewrite to...
15180 (bcc_op): ... this, using match_operator.
15181 (s<code>_op): Rewrite to...
15182 (scc_op): ... this, using match_operator.
15183 (s<code>_24_op): Rewrite to...
15184 (scc_op_24): ... this, using match_operator.
15185 (s<code>_<mode>): Rewrite to...
15186 (cstore<mode>4): ... this, using match_operator.
15187 (s<code>_<mode>_24): Rewrite to...
15188 (cstore<mode>4_24): ... this, using match_operator.
15189 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15190 m32c_unpend_compare, m32c_expand_scc): Delete.
15191 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15192 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15193 (m32c_expand_movcc): Change NE to EQ if necessary.
15194 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15196 * config/m32r/m32r-protos.h (gen_cond_store): New.
15197 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15198 (gen_cond_store): New, from sCC patterns.
15199 (m32r_expand_block_move): Use cbranchsi4.
15200 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15201 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15202 (cbranchsi4, cstoresi4): New.
15204 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15206 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15207 (m68hc11_notice_update_cc): Look into a compare with 0.
15208 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15210 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15211 cmphi, cmpqi, bCC): Delete.
15212 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15213 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15214 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15217 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15218 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15219 * config/m68k/constraints.md (H): New.
15220 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15221 the define_insn below.
15222 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15223 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15224 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15225 patterns): Wrap RHS with COMPARE.
15226 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15227 (*cmpdi_internal): Name this pattern.
15228 (cmpdi): Change to define_insn.
15229 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15230 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15231 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15233 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15234 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15235 (conditional_trap): Change to...
15236 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15237 (*conditional_trap): Use the ordered_comparison_operator and
15238 const1_operand predicates.
15239 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15240 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15241 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15242 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15244 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15245 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15246 (mcore_gen_compare): New.
15247 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15248 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15249 (mcore_gen_compare): ... this.
15250 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15251 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15252 (stack probe pattern): Use cbranchsi4.
15254 * config/mips/predicates.md (mips_cstore_operator): New.
15255 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15256 * config/mips/mips.md (any_cond): Delete.
15257 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15259 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15260 fixuns_truncsfdi2): Use cbranch patterns.
15261 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15262 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15263 Adjust call to mips_expand_conditional_branch.
15264 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15266 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15267 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15268 * config/mips/mips.c (cmp_operands): Delete.
15269 (mips_emit_compare): Get comparison operands from *op0/*op1.
15270 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15271 that it succeeds. Use op0/op1 instead of cmp_operands.
15272 (mips_expand_conditional_branch, mips_expand_conditional_move,
15273 mips_expand_conditional_trap): Likewise.
15274 (mips_block_move_loop): Use cbranch patterns.
15275 * config/mips/mips.h (cmp_operands): Delete.
15277 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15278 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15279 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15280 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15281 (*cmpcc_folded): Rename to...
15282 (*cmpdi_folded): this.
15283 (*cmpcc): Rename to...
15285 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15288 (cbranchdf4): New. Handle invalid comparisons here.
15289 * config/mmix/predicates.md (float_comparison_operator): New.
15291 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15292 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15293 * config/mn10300/mn10300.md (tst): Delete.
15294 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15295 Name these patterns and wrap RHS in a compare.
15296 (*cmpsi): Make this pattern private. Include tst.
15297 (*cmpsf): Make this pattern private.
15298 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15299 (compare with zero peepholes): Likewise.
15301 (cbranchsi4, cbranchsf4): New.
15302 (casesi): Use cbranchsi4.
15304 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15305 hppa_branch_type): Delete.
15306 (return_addr_rtx): Use cbranchsi4.
15307 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15308 Emit CCFPmode comparison here.
15309 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15310 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15311 hppa_branch_type): Delete.
15312 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15313 (movsicc, movdicc): Remove references to hppa_compare_op0,
15314 hppa_compare_op1 and compare_from_rtx.
15315 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15316 (casesi): Use cbranchsi4.
15318 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15319 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15320 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15321 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15322 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15324 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15325 (*branch, *branch_inverted): New.
15327 * config/picochip/picochip.md (cbranchhi4): Use
15328 ordered_comparison_operator.
15329 (cmphi, bCC): Remove.
15331 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15332 (trap_comparison_operator): Delete.
15333 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15334 rs6000_emit_cbranch): Accept mode and operands.
15335 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15336 rs6000_compare_fp_p): Delete.
15337 (rs6000_generate_compare): Accept mode and comparison. Extract code
15338 and op0/op1 from there. Replace references to rs6000_compare_op0
15339 and rs6000_compare_op1.
15340 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15341 extract result from passed operands.
15342 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15343 extract loc from passed operands.
15344 (rs6000_emit_cmove): Likewise.
15345 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15346 rs6000_compare_fp_p): Delete.
15347 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15348 (cbranch<GPR>4, cbranch<FP>4): New.
15349 (cstore<mode>4): New. Consolidate here all choices about when to use
15350 portable or specialized sCC sequences.
15351 (stack_protect_test): Use cbranchsi4.
15352 (conditional_trap): Replace with ctrap<GPR>4.
15353 (conditional trap insn): Replace trap_comparison_operator with
15354 ordered_comparison_operator.
15356 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15357 (s390_emit_prologue): Use ctrap.
15358 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15359 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15360 New predicates replacing...
15361 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15362 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15363 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15364 (add<mode>cc): Do not use s390_compare_op0/op1.
15365 (s<code>): Change to...
15366 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15367 (seq): Change to...
15368 (cstorecc4): ... this. Handle EQ or NE equally.
15369 (*sne): Un-privatize for use in cstorecc4.
15370 (b<code>): Change to...
15371 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15372 (conditional_trap): Replace with...
15373 (ctrap<GPR>4, ctrap<FP>4): ... these.
15374 (stack_protect): Use cbranchcc4.
15376 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15377 * config/score/score-protos.h (score_gen_cmp): Delete.
15378 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15379 (score_block_move-loop): Use cbranchsi4.
15380 * config/score/score.md (cbranchsi4): New.
15381 (cmpsi, bCC): Delete.
15382 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15383 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15384 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15385 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15386 * config/score/score3.h (score3_gen_cmp): Delete.
15387 * config/score/score7.h (score7_gen_cmp): Delete.
15389 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15390 (sh_emit_scc_to_t): ... this. Return void.
15391 (from_compare): Rename to...
15392 (sh_emit_compare_and_branch): ... this.
15393 (sh_emit_compare_and_set): New.
15394 (sh_expand_t_scc): Accept operands.
15395 * config/sh/predicates.md (sh_float_comparison_operator): New.
15396 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15397 (prepare_scc_operands): Rename to...
15398 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15400 (sh_emit_cheap_store_flag): New.
15401 (sh_emit_set_t_insn): New.
15402 (from_compare): Rename to...
15403 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15404 handling of TARGET_SH2E floating point to avoid recursive call.
15405 Generate branch here.
15406 (sh_emit_compare_and_set): New.
15407 (sh_expand_t_scc): Get op0/op1 from arguments.
15408 (sh_emit_cheap_store_flag): New.
15409 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15411 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15412 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15413 (movsicc, movdicc): Do nothing when it recreated operands from
15414 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15415 prepare_scc_operands (now sh_emit_scc_to_t).
15416 (udivdi3): Use cstoresi4.
15417 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15418 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15419 (cbranchint4_media, cbranchfp4_media): New.
15420 (casesi): Use cbranchdi4.
15421 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15423 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15424 (movnegt): Remove second operand.
15425 (cbranchsf4, cbranchdf4): New.
15426 (stack_protect): Use cbranchdi4/cbranchsi4.
15428 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15429 (gen_compare_reg): Accept comparison, extract part of it to...
15430 (gen_compare_reg_1): ... this.
15431 (gen_compare_operator): Delete.
15432 (gen_v9_scc): Accept separate destination, comparison code and arms.
15433 Do not use sparc_compare_op0/sparc_compare_op1.
15434 (emit_scc_insn, emit_conditional_branch_insn): New.
15435 (emit_v9_brxx): Make static. Remove useless assertion.
15436 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15438 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15439 * config/sparc/sparc-protos.h (gen_compare_reg,
15440 sparc_emit_float_lib_cmp): Adjust prototype.
15441 (emit_scc_insn, emit_conditional_branch_insn): New.
15442 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15443 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15444 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15445 iterators to the top.
15446 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15447 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15448 snedi_special_trunc): Delete.
15449 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15450 and snedi_special_trunc.
15451 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15452 cbranchdi4, cbranch<F:mode>4): New.
15453 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15454 here. Use gen_compare_reg instead of gen_compare_operator.
15455 (conditional_trap): Replace with...
15456 (ctrapsi4, ctrapdi4): ... this.
15457 (stack_protect_test): Use cbranchcc4.
15459 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15461 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15462 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15463 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15464 from operands[0] or operands[3] depending on is_set.
15465 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15466 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15467 cmpdf, bCC), sCC: Remove.
15468 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15469 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15471 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15472 spu_emit_branch_or_set.
15474 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15476 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15477 xstormy16_compare_op1): Delete.
15478 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15479 xstormy16_compare_op1): Delete.
15480 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15482 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15483 (cmphi, cmpsi, bCC): Remove.
15485 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15486 (*cmpsi): ... this one.
15487 (cbranchsi4, cstoresi4): New.
15488 (bCC expanders): Delete.
15489 (sCC insns): Fold into...
15490 (*setcc): ... this one.
15491 (casesi): Do not use gen_cmpsi and gen_bgtu.
15492 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15493 (movsicc): Simplify.
15494 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15496 * config/vax/vax-protos.h (cond_name): New.
15497 (vax_output_conditional_branch): Remove.
15498 * config/vax/vax.c (cond_name): New.
15499 (vax_output_conditional_branch): Remove.
15500 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15501 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15502 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15503 (bit<VAXint>): Wrap source with (compare).
15504 (b<code> and following unnamed pattern): Rename to *branch and
15505 *branch_reversed. Change macroization to match_operator.
15506 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15508 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15509 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15510 Change last argument to machine_mode.
15511 (xtensa_expand_scc): Add machine_mode argument.
15512 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15513 (gen_conditional_move, xtensa_expand_conditional_branch,
15514 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15515 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15516 Adjust operand numbers.
15517 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15519 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15520 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15521 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15523 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15525 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15526 causes spurious differences between trunk and cond-optab branch.
15528 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15531 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15533 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15535 * tree.c (iterative_hash_pointer): Delete.
15536 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15537 Hash UIDs and versions of SSA names. Don't special-case built-in
15538 function declarations.
15540 2009-05-11 Ian Lance Taylor <iant@google.com>
15543 * graphite.c: Force -Wc++-compat to only be a warning before
15544 #including "cloog/cloog.h".
15546 2009-05-11 Martin Jambor <mjambor@suse.cz>
15548 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15550 2009-05-11 Jan Hubicka <jh@suse.cz>
15552 * tree-ssa-loop-ivcanon.c: Include target.h
15553 (struct loop_size): new structure.
15554 (constant_after_peeling): New predicate.
15555 (tree_estimate_loop_size): New function.
15556 (estimated_unrolled_size): Rewrite for new estimates.
15557 (try_unroll_loop_completely): Use new estimates.
15558 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15560 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15562 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15563 libcpp interface change.
15564 (spu_macro_to_expand): Likewise.
15566 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15568 PR tree-optimization/40026
15569 * gimplify.c (gimplify_init_constructor): Change initial conditional
15570 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15571 optimize_compound_literals_in_ctor.
15573 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15575 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15577 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15579 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15581 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15582 HOST_WIDE_INT for gap.
15584 2009-05-11 Ira Rosen <irar@il.ibm.com>
15586 PR tree-optimization/40074
15587 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15588 account in group size and step comparison.
15590 2009-05-11 Richard Guenther <rguenther@suse.de>
15592 * passes.c (init_optimization_passes): Strip now incorrect comment.
15593 (execute_function_todo): Do not set PROP_alias.
15594 * tree-pass.h (PROP_alias): Remove.
15595 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15596 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15597 * tree-nrv.c (pass_return_slot): Likewise.
15598 * tree-object-size.c (pass_object_sizes): Likewise.
15599 * tree-ssa-dom.c (pass_dominator): Likewise.
15600 (pass_phi_only_cprop): Likewise.
15601 * tree-ssa-dse.c (pass_dse): Likewise.
15602 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15603 (pass_cselim): Likewise.
15604 * tree-ssa-pre.c (pass_pre): Likewise.
15605 (pass_fre): Likewise.
15606 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15607 * tree-ssa-sink.c (pass_sink_code): Likewise.
15608 * tree-stdarg.c (pass_stdarg): Likewise.
15609 * tree-tailcall.c (pass_tail_calls): Likewise.
15610 * tree-vrp.c (pass_vrp): Likewise.
15612 2009-05-10 Ian Lance Taylor <iant@google.com>
15614 * basic-block.h (enum profile_status): Break out of struct
15615 control_flow_graph.
15616 * cgraph.h (struct inline_summary): Break out of struct
15618 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15619 of struct cgraph_order_sort.
15620 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15621 * cse.c (struct branch_path): Break out of struct
15622 cse_basic_block_data.
15623 * except.h (enum eh_region_type): Break out of struct eh_region.
15624 * gcc.c (enum add_del): Break out of struct modify_target.
15625 * genrecog.c (enum decision_type): Break out of struct decision_test.
15626 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15628 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15629 * regmove.c (enum match_use): New enum, broken out of struct match.
15630 * sched-int.h (enum post_call_group): New enum, broken out of
15632 (struct deps_reg): Break out of struct deps.
15633 * target.h (struct asm_int_op): Break out of struct gcc_target.
15634 * tree-eh.c (struct goto_queue_node): Break out of struct
15636 * tree-inline.h (enum copy_body_cge_which): Break out of
15638 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15640 * c-decl.c (in_struct, struct_types): New static variables.
15641 (pushtag): Add loc parameter. Change all callers.
15642 (lookup_tag): Add ploc parameter. Change all callers.
15643 (check_compound_literal_type): New function.
15644 (parser_xref_tag): Add loc parameter. Change all callers. If
15645 -Wc++-compat, warn about struct/union/enum types defined within a
15647 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15648 and loc parameters. Change all callers. Change error calls to
15649 error_at, using loc. For a redefinition, if the location of the
15650 original definition is known, report it. Set in_struct and
15651 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15652 (finish_struct): Add new parameters enclosing_in_struct and
15653 enclosing_struct_types. Change all callers. Set
15654 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15655 in the struct. If in a struct, add this struct to struct_types.
15656 (start_enum): Add loc parameter. Change all callers. Use
15657 error_at for errors, using loc. For a redefinition, if the
15658 location of the original definition is known, report it. If in a
15659 struct, add this enum type to struct_types. If -Wc++-compat warn
15660 if in sizeof, typeof, or alignof.
15661 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15662 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15663 (c_parser_enum_specifier): Get enum location for start_enum.
15664 (c_parser_struct_or_union_specifier): Get struct location for
15665 start_struct. Save in_struct and struct_types status between
15666 start_struct and finish_struct.
15667 (c_parser_cast_expression): Get location of cast.
15668 (c_parser_alignof_expression): Get location of type.
15669 (c_parser_postfix_expression): Likewise.
15670 (c_parser_postfix_expression_after_paren_type): Add type_loc
15671 parameter. Change all callers. Call check_compound_literal_type.
15672 Use type_loc for error about variable size type.
15673 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15674 of an enum constant from an enum type defined in a struct or union.
15675 (c_cast_expr): Add loc parameter. Change all callers. If
15676 -Wc++-compat, warn about defining a type in a cast.
15677 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15678 (start_enum, start_struct, finish_struct): Update declarations.
15679 (parser_xref_tag, c_cast_expr): Update declarations.
15680 (check_compound_literal_type): Declare.
15682 2009-05-11 Ben Elliston <bje@au.ibm.com>
15684 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15685 for recent libcpp interface change.
15686 (rs6000_macro_to_expand): Likewise.
15688 2009-05-10 Michael Matz <matz@suse.de>
15691 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15692 not at entry of function.
15694 2009-05-10 Richard Guenther <rguenther@suse.de>
15696 PR tree-optimization/40081
15698 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15699 using the main variant of the element type. Do not fiddle with
15700 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15702 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15703 structs with volatile fields.
15705 2009-05-10 Jan Hubicka <jh@suse.cz>
15707 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15708 (estimate_move_cost): Assert that it does not get called for
15710 (estimate_num_insns): Skip VOID types in argument handling.
15711 (optimize_inline_calls): Delete unreachable blocks and verify that
15712 callgraph is valid.
15714 2009-05-10 Jan Hubicka <jh@suse.cz>
15716 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15717 * cgraph.c (cgraph_mark_address_taken_node): New function.
15718 (dump_cgraph_node): Dump new flag.
15719 * cgraph.h (struct cgraph_node): Add address_taken.
15720 (cgraph_mark_address_taken_node): New function.
15721 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15722 since new direct calls can be born.
15724 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15726 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15727 tok->val.node.node.
15729 2009-05-10 Jan Hubicka <jh@suse.cz>
15731 PR middle-end/40084
15732 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15734 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15735 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15736 * tree-inline.c (copy_bb): Set frequency correctly.
15737 (fold_marked_statements): Update call to
15738 cgraph_update_edges_for_call_stmt.
15740 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15742 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15743 identifiers in diagnostics.
15744 * config/arm/arm.c (arm_handle_fndecl_attribute,
15745 arm_handle_isr_attribute): Likewise.
15746 * config/avr/avr.c (avr_handle_progmem_attribute,
15747 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15748 * config/bfin/bfin.c (handle_int_attribute,
15749 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15750 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15751 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15753 * config/darwin.c (darwin_handle_kext_attribute,
15754 darwin_handle_weak_import_attribute): Likewise.
15755 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15756 h8300_handle_eightbit_data_attribute,
15757 h8300_handle_tiny_data_attribute): Likewise.
15758 * config/i386/i386.c (ix86_handle_cconv_attribute,
15759 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15760 * config/i386/winnt.c (ix86_handle_shared_attribute,
15761 ix86_handle_selectany_attribute): Likewise.
15762 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15763 * config/m32c/m32c.c (function_vector_handler): Likewise.
15764 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15765 m68hc11_handle_fntype_attribute): Likewise.
15766 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15767 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15768 * config/mips/mips.c (mips_insert_attributes,
15769 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15770 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15771 rs6000_handle_struct_attribute): Likewise.
15772 * config/sh/sh.c (sh_insert_attributes,
15773 sh_handle_resbank_handler_attribute,
15774 sh_handle_interrupt_handler_attribute,
15775 sh2a_handle_function_vector_handler_attribute,
15776 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15778 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15779 * config/spu/spu.c (spu_handle_fndecl_attribute,
15780 spu_handle_vector_attribute): Likewise.
15781 * config/stormy16/stormy16.c
15782 (xstormy16_handle_interrupt_attribute): Likewise.
15783 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15784 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15786 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15788 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15789 (pp_translate_identifiers): New.
15790 (pp_identifier): Only conditionally translate identifier to locale
15792 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15793 (pp_base_tree_identifier): Only conditionally translate identifier
15794 to locale character set.
15795 * c-pretty-print.c (M_): Define.
15796 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15797 fragments for conditional translation with M_.
15798 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15799 identifier translation.
15801 2009-05-10 Richard Guenther <rguenther@suse.de>
15803 PR tree-optimization/40081
15804 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15805 using the main variant of the element type. Do not fiddle with
15806 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15808 2009-05-09 Jan Hubicka <jh@suse.cz>
15810 PR middle-end/40080
15811 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15812 indirect calls; verify cgraph afterwards.
15814 2009-05-09 Jan Hubicka <jh@suse.cz>
15817 * ipa.c (update_inlined_to_pointer): New function.
15818 (cgraph_remove_unreachable_nodes): Use it.
15820 2009-05-09 Jan Hubicka <jh@suse.cz>
15822 * tree-eh.c (struct leh_state): Remove prev_try.
15823 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15824 not track prev_try.
15825 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15826 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15827 remove_eh_handler_and_replace, foreach_reachable_handler,
15828 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15829 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15830 (gen_eh_region_cleanup): Update prototype.
15832 2009-05-09 Jan Hubicka <jh@suse.cz>
15834 PR middle-end/40043
15835 * except.c (copy_eh_region): Always set prev_try.
15836 (redirect_eh_edge_to_label): Find outer try.
15837 (foreach_reachable_handler): When looking for prev try
15838 handle case where previous try is not going to be taken.
15840 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15842 PR tree-optimization/40049
15843 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15844 only vector/vector shifts, convert the type of the constant to the
15845 appropriate type to avoid building incorrect trees, which
15846 eventually have problems with garbage collection.
15848 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15850 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15851 -1 for complex floating-point types if honoring signed zeros.
15853 2009-05-08 Jan Hubicka <jh@suse.cz>
15855 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15856 argument; handle correctly when profile is absent.
15857 (build_cgraph_edges): Update.
15858 (rebuild_cgraph_edges): Update.
15859 * cgraph.c: Do not include varray.h.
15860 (cgraph_set_call_stmt_including_clones): New function.
15861 (cgraph_create_edge_including_clones): Likewise
15862 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15863 (cgraph_update_edges_for_call_stmt): Handle clones.
15864 (cgraph_remove_node): Handle clone tree.
15865 (cgraph_remove_node_and_inline_clones): New function.
15866 (dump_cgraph_node): Dump clone tree.
15867 (cgraph_clone_node): Handle clone tree.
15868 (clone_function_name): Bring here from tree-inline.c.
15869 (cgraph_create_virtual_clone): New function.
15870 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15871 (cgraph_clone_info): New function.
15872 (strut cgraph_node): Add clone_info and new clone tree pointers.
15873 (cgraph_remove_node_and_inline_clones,
15874 cgraph_set_call_stmt_including_clones,
15875 cgraph_create_edge_including_clones,
15876 cgraph_create_virtual_clone): Declare.
15877 (cgraph_function_versioning): Use VEC argument.
15878 (compute_call_stmt_bb_frequency): Update prototype.
15879 (cgraph_materialize_all_clones): New function.
15880 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15881 (ipcp_create_replace_map): Update to VECtors.
15882 (ipcp_update_callgraph): Use virtual clones.
15883 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15884 (ipcp_update_profiling): Do not update local profiling.
15885 (ipcp_insert_stage): Use VECtors and virtual clones.
15886 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15887 (clone_of_p): New function.
15888 (cgraph_preserve_function_body_p): Use clone tree.
15889 (cgraph_optimize): Materialize clones.
15890 (cgraph_function_versioning): Update for VECtors.
15891 (save_inline_function_body): Use clone tree.
15892 (cgraph_materialize_clone): New function.
15893 (cgraph_materialize_all_clones): Likewise.
15894 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15895 * ipa.c: Include gimple.h.
15896 (cgraph_remove_unreachable_nodes): Use clone tree.
15897 * ipa-prop.c (ipa_note_param_call): Update call to
15898 compute_call_stmt_bb_frequencycall.
15899 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15900 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15901 (copy_bb): Handle updating of clone tree; add new edge when new call
15903 (expand_call_inline): Be strict about every call having edge.
15904 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15905 (delete_unreachable_blocks_update_callgraph): New function.
15906 (tree_function_versioning): Use VECtors; always remove unreachable
15907 blocks and fold conditionals.
15908 * tree-inline.h: Do not include varray.h.
15909 (tree_function_versioning): Remove.
15910 * Makefile.in (GTFILES): Remove tree-inline.c
15911 * passes.c (do_per_function): Do only functions having body.
15912 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15915 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15916 Andrew Morrow <acm@google.com>
15919 * c-common.c (c_common_attribute_table): Permit deprecated
15920 attribute to take an optional argument.
15921 (handle_deprecated_attribute): If the optional argument to
15922 __attribute__((deprecated)) is not a string ignore the attribute
15923 and emit a warning.
15925 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15926 * c-typeck.c (build_component_ref): Likewise.
15927 (build_external_ref): Likewise.
15929 * toplev.c (warn_deprecated_use): Add an attribute argument.
15930 Emit the message associated with __attribute__((deprecated)).
15932 * toplev.h (warn_deprecated_use): Updated.
15934 * doc/extend.texi: Document new optional parameter to
15935 __attribute__((deprecated))
15937 2009-05-08 Michael Eager <eager@eagercon.com>
15939 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15940 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15942 2009-05-08 Richard Guenther <rguenther@suse.de>
15944 PR tree-optimization/40062
15945 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15946 Avoid exponential behavior.
15948 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15950 PR rtl-optimization/33928
15952 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15953 process_uses, build_single_def_use_links): New.
15954 (update_df): Update use_def_ref.
15955 (forward_propagate_into): Use get_def_for_use instead of use-def
15957 (fwprop_init): Call build_single_def_use_links and let it initialize
15959 (fwprop_done): Free use_def_ref.
15960 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15961 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15962 df_rd_simulate_one_insn): New.
15963 (df_rd_bb_local_compute_process_def): Update head comment.
15964 (df_chain_create_bb): Use the new RD simulation functions.
15965 * df.h (df_rd_simulate_artificial_defs_at_top,
15966 df_rd_simulate_one_insn): New.
15967 * opts.c (decode_options): Enable fwprop at -O1.
15968 * doc/invoke.texi (-fforward-propagate): Document this.
15970 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15973 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15974 and one complex operand specially.
15975 * tree-complex.c (some_nonzerop): Do not identify a real value as
15976 zero if flag_signed_zeros.
15978 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15980 PR rtl-optimization/33928
15981 * loop-invariant.c (record_use): Fix && vs. || mishap.
15983 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15985 PR rtl-optimization/33928
15986 * loop-invariant.c (struct use): Add addr_use_p.
15987 (struct def): Add n_addr_uses.
15988 (struct invariant): Add cheap_address.
15989 (create_new_invariant): Set cheap_address.
15990 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15991 (record_uses): Pass df_ref to record_use.
15992 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15995 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15997 * config/sh/sh.c: Do not include c-pragma.h.
15999 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16001 * config/spu/spu.c: Remove include of c-common.h.
16003 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16006 * c-common.h (mark_valid_location_for_stdc_pragma,
16007 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16008 clear_float_const_decimal64, float_const_decimal64_p): New.
16009 * c.opt (Wunsuffixed-float-constants): New.
16010 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16011 unsuffixed float constant, handle new warning.
16012 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16013 * c-decl.c (c_scope): New flag float_const_decimal64.
16014 (set_float_const_decimal64, clear_float_const_decimal64,
16015 float_const_decimal64_p): New.
16016 (push_scope): Set new flag.
16017 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16018 to use STDC pragmas.
16019 (c_parser_external_declaration): Ditto.
16020 (c_parser_compound_statement_nostart): Ditto.
16021 * c-pragma.c (valid_location_for_stdc_pragma,
16022 mark_valid_location_for_stdc_pragma,
16023 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16024 handle_pragma_float_const_decimal64): New.
16025 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16026 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16027 set_float_const_decimal64, clear_float_const_decimal64,
16028 float_const_decimal64_p): New dummy functions.
16029 * doc/extend.texi (Decimal Float): Remove statement that the
16030 pragma, and suffix for double constants, are not supported.
16031 * doc/invoke.texi (Warning Options): List new option.
16032 (-Wunsuffixed-float-constants): New.
16034 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16036 * config/i386/i386.c: Do not include c-common.h.
16038 2009-05-07 Mark Heffernan <meheff@google.com>
16040 * doc/invoke.texi (Debugging Options): Document change of debugging
16042 * opts.c (decode_options): Make dump_base_name relative to
16043 aux_base_name directory.
16045 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16047 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16048 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16050 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16052 * Makefile.in (install-plugin): Simplify a bit.
16054 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16056 * Makefile.in (OBJS-common): Add regcprop.o.
16058 * timevar.def (TV_CPROP_REGISTERS): New.
16059 * regrename.c (regrename_optimize): Return 0.
16060 (rest_of_handle_regrename): Delete.
16061 (pass_rename_registers): Point to regrename_optimize.
16062 (struct value_data_entry, struct value_data,
16063 kill_value_one_regno, kill_value_regno, kill_value,
16064 set_value_regno, init_value_data, kill_clobbered_value,
16065 kill_set_value, kill_autoinc_value, copy_value,
16066 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16067 replace_oldest_value_reg, replace_oldest_value_addr,
16068 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16069 debug_value_data, validate_value_data): Move...
16070 * regcprop.c: ... here.
16071 (rest_of_handle_cprop): Delete.
16072 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16074 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16076 PR middle-end/40057
16077 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16078 GEN_INT for 1 << bitnum.
16079 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16080 build_int_cst_type.
16082 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16084 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16085 Remove wrong description of "nand" operation.
16087 2009-05-06 Richard Guenther <rguenther@suse.de>
16088 Adam Nemet <anemet@caviumnetworks.com>
16090 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16091 comment. Add that if LHS is not a gimple register, then RHS1 has
16092 to be a single object (GIMPLE_SINGLE_RHS).
16094 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16096 * expr.c (get_def_for_expr): Move it up in the file.
16097 (store_field): When expanding a bit-field store, look at the
16098 defining gimple stmt for the masking conversion.
16100 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16102 PR middle-end/39986
16103 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16104 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16105 32-bit memcpy into long.
16107 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16109 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16110 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16112 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16113 instead of appending DW_OP_deref*.
16115 2009-05-06 Michael Matz <matz@suse.de>
16117 PR middle-end/40021
16118 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16119 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16121 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16123 * Makefile.in (install-plugin): Fix srcdir handling.
16125 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16127 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16128 when processing for not_regs_needed bitmap.
16129 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16130 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16131 handling it for rhs.
16133 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16135 * config/i386/i386.md (unnamed inc/dec peephole): Use
16136 optimize_insn_for_size_p instead of optimize_size.
16137 * config/i386/predicates.md (incdec_operand): Likewise.
16138 (aligned_operand): Likewise.
16139 * config/i386/sse.md (divv8sf3): Likewise.
16140 (sqrtv8sf2): Likewise.
16142 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16144 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16146 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16148 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16150 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16151 ssemodesuffixf2c with avxmodesuffixf2c.
16153 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16156 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16158 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16160 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16161 (struct tree_base): Adjust spacing for 8 bit boundaries.
16162 (struct tree_decl_common): Add decl_by_reference_flag bit.
16163 (DECL_BY_REFERENCE): Adjust.
16164 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16165 print DECL_BY_REFERENCE bit.
16166 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16167 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16168 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16169 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16172 PR middle-end/39666
16173 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16174 range of the type, but default label is missing, add it with one
16175 of the existing labels instead of adding a new label for it.
16177 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16181 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16183 * Makefile.in (enable_plugin, plugin_includedir): New.
16184 (install): Depend on install-plugin.
16185 (PLUGIN_HEADERS): New.
16186 (install-plugin): New.
16187 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16189 2009-05-05 Richard Guenther <rguenther@suse.de>
16191 PR tree-optimization/40022
16192 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16194 (phivn_valid_p): Fix tuplification error, simplify.
16195 (phiprop_insert_phi): Add dumps.
16196 (propagate_with_phi): Simplify.
16198 2009-05-05 Richard Guenther <rguenther@suse.de>
16200 PR middle-end/40023
16201 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16203 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16205 * tree.h (strip_float_extensions): Remove duplicate declaration.
16206 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16207 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16208 block_ultimate_origin): Rearrange the declarations line to match the
16209 comment that indicates the .c file which the functions are defined.
16210 (dwarf2out_*, set_decl_rtl): Add comment.
16211 (get_base_address): Adjust comment.
16212 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16213 declarations line and add comment.
16214 (is_builtin_name): Add blank after function name, for clarity.
16216 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16218 * attribs.c (decl_attributes): Use %qE for identifiers in
16220 * cgraphunit.c (verify_cgraph_node): Translate function names to
16221 locale character set in diagnostics.
16222 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16224 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16225 Document that functions are named in UTF-8.
16226 * expr.c (expand_expr_real_1): Translate function names to locale
16227 character set in diagnostics.
16228 * gimplify.c (omp_notice_variable, omp_is_private,
16229 gimplify_scan_omp_clauses): Use %qE for identifiers in
16231 * langhooks.c (lhd_print_error_function): Translate function names
16232 to locale character set.
16233 * langhooks.h (decl_printable_name): Document that return value is
16234 in internal character set.
16235 * stmt.c: Include pretty-print.h
16236 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16238 (resolve_operand_name_1): Translate named operand name to locale
16240 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16242 * toplev.c (announce_function): Translate function names to locale
16244 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16245 (default_tree_printer): Use pp_identifier or translate identifiers
16246 to locale character set. Mark "<anonymous>" for translation.
16247 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16248 for identifiers in diagnostics.
16249 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16251 * varasm.c (output_constructor): Use %qE for identifiers in
16254 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16256 * configure.ac: use ` ` instead of $()
16257 * configure: Regenerate.
16259 2009-05-05 Ben Elliston <bje@au.ibm.com>
16261 * config/pa/linux-atomic.c: Eliminate conditional include of
16262 errno.h on non-LP64 systems to simplify build requirements.
16264 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16266 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16268 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16269 and pass value to identifier_to_locale.
16270 (warn_variable_length_array): Make name a tree.
16271 (grokdeclarator): Separate diagnostic texts for named and unnamed
16272 declarators. Use %qE for named declarators.
16273 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16275 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16276 identifiers in diagnostics.
16277 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16278 identifier_to_locale. Mark "anonymous" strings for translation.
16280 2009-05-04 Michael Eager <eager@eagercon.com>
16282 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16283 address for DImode/DFmode only if double-precision FP regs.
16285 2009-05-04 Michael Eager <eager@eagercon.com>
16287 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16288 TARGET_SINGLE_FLOAT check.
16290 2009-05-04 Michael Eager <eager@eagercon.com>
16292 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16294 2009-05-04 Michael Eager <eager@eagercon.com>
16296 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16297 * config/rs6000/t-xilinx: New
16299 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16301 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16302 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16303 * gcc/explow.c (memory_address): Use target hook.
16304 * gcc/targhooks.c (default_legitimize_address): New.
16305 * gcc/targhooks.h (default_legitimize_address): New.
16306 * gcc/target.h (legitimize_address): New.
16307 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16308 (TARGET_INITIALIZER): Include it.
16309 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16311 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16312 * config/bfin/bfin.c (legitimize_address): Remove.
16313 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16314 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16316 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16317 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16319 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16320 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16321 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16322 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16323 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16324 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16325 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16326 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16327 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16328 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16329 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16330 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16331 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16332 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16333 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16334 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16335 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16336 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16337 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16338 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16339 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16340 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16341 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16343 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16344 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16345 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16346 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16347 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16348 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16349 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16350 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16351 (thumb_legitimize_address): Delete.
16352 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16353 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16354 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16355 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16356 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16357 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16359 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16362 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16363 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16364 * config/m32r/m32r.c (m32r_legitimize_address): New.
16365 * config/m68k/m68k.c (m68k_legitimize_address): New.
16366 * config/score/score.c (score_legitimize_address): Standardize.
16367 * config/score/score3.c (score3_legitimize_address): Standardize.
16368 * config/score/score3.h (score3_legitimize_address): Adjust.
16369 * config/score/score7.c (score7_legitimize_address): Standardize.
16370 * config/score/score7.h (score7_legitimize_address): Adjust.
16371 * config/sh/sh.c (sh_legitimize_address): New.
16372 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16374 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16375 (s390_legitimize_address): ... this.
16376 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16377 (sparc_legitimize_address): ... this.
16378 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16379 (ix86_legitimize_address): ... this.
16380 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16381 (avr_legitimize_address): ... this.
16382 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16383 (mn10300_legitimize_address): ... this.
16384 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16385 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16386 (alpha_expand_mov): Adjust call.
16388 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16389 * config/spu/spu.c (spu_legitimize_address): Likewise.
16390 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16391 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16393 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16395 * intl.c (locale_encoding, locale_utf8): New.
16396 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16397 * intl.h (locale_encoding, locale_utf8): Declare.
16398 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16399 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16401 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16403 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16404 (pp_base_tree_identifier): Declare as function.
16405 (identifier_to_locale): Declare.
16406 * Makefile.in (pretty-print.o): Update dependencies.
16407 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16409 2009-05-04 Richard Guenther <rguenther@suse.de>
16411 PR middle-end/40015
16412 * builtins.c (fold_builtin_memory_op): Do not decay to element
16413 type if the size matches the whole array.
16415 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16417 * expmed.c (synth_mult): When trying out a shift, pass the result
16420 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16422 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16423 (shiftsub1_cost): New.
16424 (init_expmed): Compute shiftsub1_cost.
16425 (synth_mult): Optimize multiplications by constants of the form
16426 -(2^^m-1) for some constant positive integer m.
16428 2009-05-03 Richard Guenther <rguenther@suse.de>
16431 * c-typeck.c (array_to_pointer_conversion): Do not built
16432 ADDR_EXPRs of arrays of pointer-to-element type.
16433 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16434 up wrong ADDR_EXPRs after-the-fact.
16435 * c-common.c (strict_aliasing_warning): Strip pointer
16436 conversions for obtaining the original type.
16437 * builtins.c (fold_builtin_memset): Handle array types.
16438 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16441 2009-05-03 Richard Guenther <rguenther@suse.de>
16443 PR middle-end/23329
16444 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16445 Do not lose casts from array types with unknown extent to array
16446 types with known extent.
16447 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16448 alias set compatibility.
16450 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16452 * flags.h (extra_warnings): Delete.
16453 * toplev.c (process_options): Handle Wuninitialized here.
16454 * opts.c (extra_warnings): Delete.
16455 (set_Wextra): Delete.
16456 (common_handle_option): -Wextra can be handled automatically.
16457 * c-opts.c (c_common_handle_option): Delete obsolete code.
16458 (c_common_post_options): Simplify comment.
16459 * common.opt (W): Add Var.
16461 (Wuninitialized): Initialize to -1.
16463 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16464 Richard Guenther <rguenther@suse.de>
16466 * expr.c (get_def_for_expr): New function.
16467 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16468 SSA rather than trees.
16469 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16470 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16472 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16474 * c-common.c (reswords): Add _Imaginary.
16475 * c-common.c (enum rid): Add RID_IMAGINARY.
16477 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16479 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16480 Patch by Richard Guenther.
16482 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16484 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16485 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16486 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16487 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16488 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16489 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16490 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16491 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16492 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16493 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16494 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16495 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16496 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16497 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16498 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16499 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16500 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16501 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16503 2009-05-02 Richard Guenther <rguenther@suse.de>
16505 PR tree-optimization/39940
16506 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16509 2009-05-02 Richard Guenther <rguenther@suse.de>
16511 PR middle-end/40001
16512 * tree-ssa.c (execute_update_addresses_taken): Properly check
16513 if we can mark a variable DECL_GIMPLE_REG_P.
16514 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16515 back to the end of the function.
16516 (is_gimple_reg_type): Remove complex type special casing.
16517 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16520 2009-05-02 Ben Elliston <bje@au.ibm.com>
16522 * doc/collect2.texi (Collect2): Document search path behaviour
16523 when configured with --with-ld.
16525 2009-05-02 Jan Hubicka <jh@suse.cz>
16527 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16528 parameter; update callers.
16529 (coalesce_cost_edge): EH edges are costier because they needs
16530 splitting even if not critical and even more costier when there are
16531 multiple EH predecestors.
16533 2009-05-02 Jan Hubicka <jh@suse.cz>
16535 * except.c (remove_eh_handler_and_replace): Handle updating after
16536 removing TRY blocks.
16538 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16540 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16542 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16544 * varasm.c: Do not include c-pragma.h.
16545 * attribs.c: Do not incude c-common.h.
16547 2009-05-01 Michael Matz <matz@suse.de>
16549 * calls.c (initialize_argument_information): Handle SSA names like
16550 decls with a non MEM_P DECL_RTL.
16552 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16554 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16555 * ipa-utils.c: Likewise.
16556 * ipa-type-escape.c: Likewise.
16557 * cgraphunit.c Do not include c-common.h.
16558 * ipa-pure-const.c: Likewise.
16559 * tree-if-conv.c: Likewise.
16560 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16561 * ipa-struct-reorg.c: Likewise.
16562 * tree-nomudflap.c: Likewise.
16563 * tree-ssa-structalias.c: Likewise.
16565 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16567 * store-motion.c: Many cleanups to make this pass a first-class
16568 citizen instead of an appendix to gcse load motion. Add TODO list
16569 to make this pass faster/cleaner/better.
16571 (struct ls_expr): Post gcse.c-split cleanups.
16572 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16573 "stores" field to "avail_stores".
16574 (pre_ldst_mems): Rename to store_motion_mems.
16575 (pre_ldst_table): Rename to store_motion_mems_table.
16576 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16577 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16578 (ldst_entry): Rename to st_expr_entry, update users.
16579 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16580 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16581 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16583 (first_ls_expr): Rename to first_st_expr, update users.
16584 (next_ls_expr): Rename to next_st_expr, update users.
16585 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16586 fields properly for store motion instead of names inherited from load
16588 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16589 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16592 (ae_kill): Rename to st_kill, update users.
16593 (ae_gen): Rename to st_avloc, update users.
16594 (transp): Rename to st_transp, update users.
16595 (pre_insert_map): Rename to st_insert_map, update users.
16596 (pre_delete_map): Rename to st_delete_map, update users.
16597 (insert_store, build_store_vectors, free_store_memory,
16598 one_store_motion_pass): Update for abovementioned changes.
16600 (gcse_subst_count, gcse_create_count): Remove.
16601 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16602 and "n_stores_created", local variables.
16604 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16607 (regvec, compute_store_table_current_insn): Remove.
16608 (reg_set_info, reg_clear_last_set): Remove.
16609 (compute_store_table): Use DF caches instead of local dataflow
16612 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16614 * c-objc-common.c (c_tree_printer): Print identifiers with
16615 pp_identifier, not pp_string. Mark "({anonymous})" for
16617 * c-pretty-print.c (pp_c_ws_string): New.
16618 (pp_c_cv_qualifier, pp_c_type_specifier,
16619 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16620 pp_c_storage_class_specifier, pp_c_function_specifier,
16621 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16622 pp_c_primary_expression, pp_c_postfix_expression,
16623 pp_c_unary_expression, pp_c_shift_expression,
16624 pp_c_relational_expression, pp_c_equality_expression,
16625 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16626 use pp_string and pp_c_ws_string in place of pp_identifier and
16627 pp_c_identifier for non-identifiers. Mark English strings for
16629 * c-pretty-print.h (pp_c_ws_string): Declare.
16631 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16632 Roland McGrath <roland@redhat.com>
16634 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16635 (ENABLE_LD_BUILDID): New configuration option.
16636 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16637 (LINK_BUILDID_SPEC): New macro.
16638 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16640 * doc/install.texi: Document --enable-linker-build-id option.
16641 * configure: Rebuild.
16642 * config.in: Rebuild.
16644 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16646 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16647 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16648 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16649 MIPS_GP_SAVE_AREA_SIZE.
16650 * config/mips/mips.c (struct mips_frame_info): Update comment
16651 before arg_pointer_offset and hard_frame_pointer_offset.
16652 (mips_compute_frame_info): Update diagram before function: to
16653 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16654 indicate the position of frame_pointer_rtx with -fstack-protector and
16655 to show args_size. Don't allocate cprestore area for leaf functions
16656 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16658 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16660 2009-04-30 Michael Matz <matz@suse.de>
16662 PR tree-optimization/39955
16663 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16665 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16667 * ira.c (setup_cover_and_important_classes): Use safe macro
16668 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16670 * genpreds.c (write_tm_preds_h): Output suitable definition of
16671 REG_CLASS_FOR_CONSTRAINT.
16673 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16675 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16677 * bitmap.c (bitmap_descriptor): Likewise.
16678 * ggc-common.c (loc_descriptor): Likewise.
16679 * varray.c (varray_descriptor): Likewise.
16680 * vec.c (vec_descriptor): Likewise.
16682 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16684 * Makefile.in (dce.o): Add $(EXCEPT_H).
16685 * dce.c: Include except.h and delete redundant vector definitions.
16686 (deletable_insn_p): Return false for non-call insns that can throw
16689 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16691 * gcse.c (ae_gen): Remove.
16692 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16693 and make non-static function to make it available in store-motion.c.
16694 Update call sites with search-and-replace.
16695 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16696 extract_mentioned_regs, extract_mentioned_regs_helper,
16697 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16698 store_killed_in_insn, store_killed_after, store_killed_before,
16699 build_store_vectors, insert_insn_start_basic_block, insert-store,
16700 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16701 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16702 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16703 * store-motion.c: ...new file. Also copy data structures from gcse.c
16704 and clean up to remove parts not used by store motion.
16705 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16706 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16708 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16711 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16712 when optimizing for size.
16714 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16716 * gcse.c (gcse_constant_p): Fix typo in last change.
16718 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16720 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16722 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16724 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16726 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16728 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16729 CONST_HIGH_PART result.
16731 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16733 * config/avr/avr.c (initial_elimination_offset): Rename to
16734 avr_initial_elimination_offset.
16735 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16736 change return type to bool.
16737 (avr_can_eliminate): New function.
16738 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16739 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16740 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16741 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16742 avr_initial_elimination_offset.
16743 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16744 (avr_initial_elimination_offset): Define.
16746 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16747 Steven Bosscher <steven@gcc.gnu.org>
16749 PR rtl-optimization/39938
16750 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16751 * cfgrtl.c: Include insn-attr.h.
16752 (rest_of_pass_free_cfg): New function.
16753 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16754 * resource.c (init_resource_info): Remove call to df_analyze.
16756 2009-04-29 Richard Guenther <rguenther@suse.de>
16759 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16760 allow conversion to signed integers.
16762 2009-04-29 Richard Guenther <rguenther@suse.de>
16764 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16765 shifts of floating point vectors if the shift amount is
16766 a constant multiple of the element size.
16768 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16769 Michael Matz <matz@suse.de>
16771 PR middle-end/39927
16773 * tree-outof-ssa.c (emit_partition_copy): New function.
16774 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16775 insert_part_to_rtx_on_edge): Perform the partition base var
16776 copy using emit_partition_copy.
16777 (insert_value_copy_on_edge): Convert constants to the right mode.
16778 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16779 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16781 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16783 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16784 scan backwards to try to find a constant to initialize it.
16786 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16787 insn before the loop_end instruction, don't look past labels.
16789 2009-04-29 Richard Guenther <rguenther@suse.de>
16791 PR middle-end/39937
16792 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16793 loose type conversions.
16794 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16795 stmts only if there are no uses of its definition.
16797 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16799 * config/bfin/bfin.h (splitting_loops): Declare.
16800 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16801 Reorder bit definitions to be ascending.
16802 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16803 * config/bfin/bfin.c (splitting_loops): New variable.
16804 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16805 (struct loop_info): Remove members INIT and LOOP_INIT.
16806 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16807 the LSETUP sequence. Allow LC to be loaded from any register, but
16808 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16809 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16811 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16812 of reload_completed.
16815 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16817 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16819 * Makefile.in (PLUGIN_VERSION_H): New.
16820 (OBJS-common): Remove plugin-version.o.
16821 (plugin.o): Depend on (PLUGIN_VERSION_H).
16822 (plugin-version.o): Remove.
16823 * configure: Regenerate
16824 * configure.ac: Create plugin-version.h.
16825 * gcc-plugin.h (plugin_gcc_version): Remove.
16826 (plugin_default_version_check): Change signature.
16827 * plugin-version.c: Remove.
16828 * plugin.c: Include plugin-version.h.
16829 (str_plugin_gcc_version_name): Remove.
16830 (try_init_one_plugin): Pass gcc version to plugin_init.
16831 (plugin_default_version_check): Both gcc and plugin versions are now
16834 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16836 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16837 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16838 Remove special case testing for last insn of inner loops. Don't fail
16839 if the loop ends with a jump, emit an extra nop instead.
16841 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16842 DREGS rather than comparing directly. Remove code that tries to
16843 account for latencies.
16845 2009-04-29 Richard Guenther <rguenther@suse.de>
16847 PR tree-optimization/39941
16848 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16849 eliminating an indirect call.
16851 2009-04-29 Richard Guenther <rguenther@suse.de>
16853 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16854 parameter. Allow invariants as base if !require_lvalue.
16855 (verify_gimple_assign_single): Adjust.
16857 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16859 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16860 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16861 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16862 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16863 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16865 * config/bfin/bfin.c (bfin_expand_builtin,
16866 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16868 2009-04-28 Richard Guenther <rguenther@suse.de>
16870 * tree-vect-loop.c (get_initial_def_for_induction): Use
16871 correct types for pointer increment.
16873 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16875 * toplev.c (print_version): Update GMP version string calculation.
16877 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16879 PR rtl-optimization/39938
16880 * resource.c (init_resource_info): Add call to df_analyze.
16882 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16884 * config/alpha/alpha.md (usegp): Cast the result of
16885 alpha_find_lo_sum_using_gp to enum attr_usegp.
16886 * config/alpha/alpha.c (override_options): Remove end-of-structure
16887 marker element from cpu_table. Use array size of cpu_table to handle
16888 -mcpu and -mtune options.
16889 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16891 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16893 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16894 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16895 tune_32 and tune_64.
16896 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16897 support on PowerPC.
16898 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16899 * config/rs6000/option-defaults.h: ... here. New file.
16900 (OPT_64, OPT_32): Define.
16901 (MASK_64BIT): Define to 0 if not already defined.
16902 (OPT_ARCH64, OPT_ARCH32): Define.
16903 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16906 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16908 * config/arm/arm.c (arm_override_options): Emit error on using
16911 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16913 PR rtl-optimization/39914
16914 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16915 registers for allocnos created from user-defined variables only
16916 when not optimizing.
16918 2009-04-28 Richard Guenther <rguenther@suse.de>
16920 PR middle-end/39937
16921 * fold-const.c (fold_binary): Use distribute_real_division only
16924 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16926 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16927 add hpux-stdint.h to tm_file.
16928 (hppa[12]*-*-hpux11*): Ditto.
16929 (ia64*-*-hpux*): Ditto.
16930 * config/hpux-stdint.h: New.
16931 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16932 __STDC_EXT__ for all compiles.
16933 * config/pa/pa-hpux.h: Ditto.
16934 * config/pa/pa-hpux10.h: Ditto.
16935 * config/pa/pa-hpux11.h: Ditto.
16937 2009-04-28 Catherine Moore <clm@codesourcery.com>
16939 * debug.h (set_name): Add comment.
16941 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16944 * config/darwin.c (machopic_gen_offset): Check
16945 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16946 * config/arm/arm.c (require_pic_register): Likewise.
16948 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16950 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16951 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16952 m32c_promote_prototypes): Delete.
16954 2009-04-28 Michael Matz <matz@suse.de>
16956 PR middle-end/39922
16957 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16960 2009-04-28 Richard Guenther <rguenther@suse.de>
16962 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16964 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16966 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16967 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16968 * config/arm/arm-tune.md: Regenerate.
16970 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16972 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16973 block if there are complex incoming edges.
16974 (sel_merge_blocks): Remove useless assert.
16975 (sel_redirect_edge_and_branch): Check that edge was redirected.
16976 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16977 (sel_find_rgns): Delete declaration.
16978 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16979 the region when it is not a preheader.
16981 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16984 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16986 2009-04-28 Richard Guenther <rguenther@suse.de>
16988 * tree.h (SSA_NAME_VALUE): Remove.
16989 (struct tree_ssa_name): Remove value_handle member.
16990 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16991 array for jump threading.
16992 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16994 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16995 * tree-flow.h (threadedge_initialize_values): Declare.
16996 (threadedge_finalize_values): Likewise.
16997 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16998 (SSA_NAME_VALUE): Define.
16999 (threadedge_initialize_values): New function.
17000 (threadedge_finalize_values): Likewise.
17001 * tree-ssa-dom.c (ssa_name_values): New global variable.
17002 (SSA_NAME_VALUE): Define.
17003 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17005 2009-04-28 Ira Rosen <irar@il.ibm.com>
17007 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17008 Use REPORT_VECTORIZED_LOCATIONS instead
17009 REPORT_VECTORIZED_LOOPS.
17010 * tree-vectorizer.c (vect_verbosity_level): Make static.
17011 (vect_loop_location): Rename to vect_location.
17012 (vect_set_verbosity_level): Update comment.
17013 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17015 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17016 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17017 instead REPORT_UNVECTORIZED_LOOPS.
17018 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17019 and vect_loop_def to vect_external_def and vect_internal_def.
17020 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17021 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17022 REPORT_UNVECTORIZED_LOCATIONS.
17023 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17024 and vect_used_in_loop and to vect_unused_in_scope and
17025 vect_used_in_scope.
17026 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17027 (vect_verbosity_level): Remove declaration.
17028 (vect_analyze_operations): Likewise.
17029 (vect_analyze_stmt): Declare.
17030 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17031 REPORT_UNVECTORIZED_LOCATIONS.
17032 (vect_get_loop_niters): Fix indentation.
17033 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17034 (vect_analyze_loop_operations): New function.
17035 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17036 vect_analyze_operations.
17037 (vect_is_simple_reduction): Use new names.
17038 (vectorizable_live_operation, vect_transform_loop): Likewise.
17039 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17040 to specify whether the data references can be a part of interleaving
17042 (vect_analyze_data_ref_dependence): Use new names.
17043 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17044 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17045 * tree-vect-patterns.c (widened_name_p): Use new names.
17046 (vect_recog_dot_prod_pattern): Likewise.
17047 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17048 (process_use, vect_mark_stmts_to_be_vectorized,
17049 vect_model_simple_cost, vect_model_store_cost,
17050 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17051 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17052 vectorizable_operation, vectorizable_type_demotion,
17053 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17054 vectorizable_condition): Likewise.
17055 (vect_analyze_operations): Split into vect_analyze_loop_operations
17057 (vect_analyze_stmt): ... new function.
17058 (new_stmt_vec_info): Use new names.
17059 (vect_is_simple_use): Use new names and fix comment.
17060 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17061 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17063 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17066 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17067 and integer modes for x87 operands. Do not ICE for unsupported size,
17068 generate error instead. Generate error for unsupported operand types.
17069 ['z']: Do not handle HImode memory operands specially. Warning
17070 for floating-point operands. Fallthru to 'Z' for unsupported operand
17071 types. Do not ICE for unsupported size, generate error instead.
17072 (output_387_binary_op): Use %Z to output operands.
17073 (output_fp_compare): Ditto.
17074 (output_387_reg_move): Ditto.
17076 2009-04-28 Ben Elliston <bje@au.ibm.com>
17081 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17083 * builtins.c (c_strlen): Do not warn here.
17084 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17085 * c-common.c (pointer_int_sum): Take an explicit location.
17086 Warn about offsets out of bounds.
17087 * c-common.h (pointer_int_sum): Adjust declaration.
17089 2009-04-27 Ian Lance Taylor <iant@google.com>
17091 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17093 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17094 * df-core.c (df_set_flags): Change return type to int. Change
17095 type of old_flags to int.
17096 (df_clear_flags): Likewise.
17097 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17098 (df_get_conditional_uses): Likewise.
17099 * df.h (df_set_flags, df_clear_flags): Update declarations.
17100 * dwarf2out.c (struct indirect_string_node): Change type of form
17101 field to enum dwarf_form.
17102 (AT_string_form): Change return type to enum dwarf_form.
17103 * fixed-value.c (fixed_compare): Add cast to enum type.
17104 * fwprop.c (update_df): Change 0 to VOIDmode.
17105 * gensupport.c: Change 0 to UNKNOWN.
17106 * gimple.h (gimple_cond_code): Add cast to enum type.
17107 * haifa-sched.c (reemit_notes): Add cast to enum type.
17108 * hooks.c (hook_int_void_no_regs): Remove function.
17109 * hooks.h (hook_int_void_no_regs): Remove declaration.
17110 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17111 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17112 * real.c (real_arithmetic): Add cast to enum type.
17113 (real_compare): Likewise.
17114 * target.h (struct gcc_target): Change return type of
17115 branch_target_register_class to enum reg_class.
17116 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17117 default_branch_target_register_class.
17118 * targhooks.c (default_branch_target_register_class): New function.
17119 * targhooks.h (default_branch_target_register_class): Declare.
17120 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17121 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17123 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17125 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17126 vect_uninitialized_def. Change 0 to ERROR_MARK.
17127 * tree-vect-stmts.c (supportable_widening_operation): Don't
17128 initialize icode1 and icode2.
17129 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17130 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17132 (cmn_err_flag_specs): Change 0 to STD_C89.
17133 (cmn_err_char_table): Likewise.
17134 * config/arm/arm.c (get_arm_condition_code): Change type of code
17135 to enum arm_cond_code.
17136 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17137 (IWMMXT_BUILTIN2): Likewise.
17138 (neon_builtin_type_bits): Don't define typedef.
17139 (neon_builtin_datum): Change type of bits field to int.
17140 (arm_expand_neon_args): Add cast to enum type.
17141 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17143 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17144 casts to enum type.
17145 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17147 * config/mips/mips.md (jal_macro): Return enum constant.
17148 (single_insn): Likewise.
17149 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17151 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17152 casts to enum type.
17153 * config/s390/s390.c (s390_tune_flags): Change type to int.
17154 (s390_arch_flags): Likewise.
17155 (s390_handle_arch_option): Change flags field of struct pta to int.
17156 * config/s390/s390.h (s390_tune_flags): Update declaration.
17157 (s390_arch_flags): Likewise.
17158 * config/sh/sh.c (prepare_move_operands): Compare
17159 tls_symbolic_operand result with enum constant.
17160 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17161 (sh_expand_prologue): Add cast to enum type.
17162 (sh_expand_epilogue): Likewise.
17163 (tls_symbolic_operand): Change return type to enum tls_model.
17164 (fpscr_set_from_mem): Add cast to enum type.
17165 (legitimize_pic_address): Compare tls_symbolic_operand result with
17167 (sh_target_reg_class): Change return type to enum reg_class.
17168 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17170 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17171 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17172 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17173 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17174 (delayed_branch, tls_call_delay): Likewise.
17175 (eligible_for_sibcall_delay): Likewise.
17176 (eligible_for_return_delay): Likewise.
17177 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17178 (spu_expand_builtin_1): Likewise.
17180 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17181 for all types of conversions.
17182 (output_init_element): Issue -Wc++-compat warning if needed when
17183 initializing a bitfield with enum type.
17184 * c-parser.c (c_parser_expression): Set original_type to
17185 original_type of right hand operand of comma operator.
17187 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17189 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17191 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17192 * doc/cpp.texi (Standard Predefined Macros)
17193 (Implementation-defined behavior): Likewise.
17194 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17195 * doc/gimple.texi (GIMPLE Exception Handling)
17196 (@code{GIMPLE_ASSIGN}): Likewise.
17197 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17198 * doc/invoke.texi (Warning Options, Optimize Options)
17199 (AVR Options, Darwin Options): Likewise.
17200 (Optimize Options): Reformulate -fwhole-program description.
17201 * doc/loop.texi (Lambda): Likewise.
17202 * doc/md.texi (Output Template, Define Constraints)
17203 (Standard Names, Insn Splitting): Likewise.
17204 * doc/options.texi (Option properties): Likewise.
17205 * doc/passes.texi (Tree-SSA passes): Likewise.
17206 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17207 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17208 (File Names and DBX): Likewise.
17209 * doc/trouble.texi (Incompatibilities): Likewise.
17211 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17213 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17214 instruction is correct.
17216 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17218 Allow non-constant arguments to conversion intrinsics.
17219 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17220 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17221 * spu.c (print_operand): Handle 'v' and 'w'.
17222 (exp2_immediate_p, spu_gen_exp2): Define.
17223 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17224 spu_convtf_1): Update parameter descriptions.
17225 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17226 * constraints.md ('v', 'w'): New.
17227 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17229 (i2f, I2F): New define_mode_attr.
17230 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17231 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17232 fixuns_truncv4sfv4si2): Update to use mode attribute.
17233 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17234 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17235 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17236 patterns for combine.
17238 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17240 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17241 (cprop, hoist, pre, store_motion): New debug counters.
17242 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17243 is not an RTL pass anymore.
17244 (pass_profiling): Remove extern decl for pass removed in 2005.
17245 (pass_gcse, pass_jump_bypass): Remove.
17246 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17247 to 0 for clean state.
17248 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17249 * cse.c (gate_handle_cse_after_global_opts,
17250 rest_of_handle_cse_after_global_opts): New functions.
17251 (pass_cse_after_global_opts): New pass, does local CSE.
17252 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17253 (TV_CPROP): New timevar.
17254 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17255 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17256 (gcse_main, recompute_all_luids): Remove.
17257 (compute_hash_table_work): Call max_reg_num instead of reading
17259 (cprop_jump): Don't set run_jump_opt_after_gcse.
17260 (constprop_register): Always allow to alter jumps.
17261 (cprop_insn): Likewise.
17262 (do_local_cprop): Likewise.
17263 (local_cprop_pass): Likewise. Return non-zero if something changed.
17264 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17265 (find_implicit_sets): Add note about missed optimization opportunity.
17266 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17267 pass_rtl_cprop execute function.
17268 Don't bother tracking the pass number, each pass gets its own dumpfile
17270 Always allow to alter jumpsand bypass jumps.
17271 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17272 will just find no suitable set.
17273 (pre_edge_insert): Fix dumping, this function is for PRE only.
17274 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17275 pass_rtl_pre execute function.
17276 (hoist_code): Return non-zero if something changed. Keep track of
17277 substitutions and insertions for statistics gathering similar to PRE.
17278 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17279 called from the pass_rtl_hoist execute function. Show pass statistics.
17280 (compute_store_table): Use max_reg_num directly instead of using the
17281 formerly global max_gcse_regno.
17282 (build_store_vectors): Likewise.
17283 (replace_store_insn): Fix dumping.
17284 (store_motion): Rename to ...
17285 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17286 pass, called from the pass_rtl_store_motion execute function. Keep
17287 track of substitutions and insertions for statistics gathering similar
17289 (bypass_jumps): Remove, fold interesting bits into ...
17290 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17291 from the pass_rtl_cprop execute function.
17292 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17293 pass_jump_bypass): Remove.
17294 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17295 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17296 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17297 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17298 (gate_rtl_store_motion, execute_rtl_store_motion,
17299 pass_rtl_store_motion): New.
17300 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17301 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17302 * passes.c (init_optimization_passes): Remove pass_gcse and
17303 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17304 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17305 instead of pass_jump_bypass.
17307 2009-04-27 Richard Guenther <rguenther@suse.de>
17309 PR middle-end/39928
17310 * gimplify.c (gimplify_expr): If we are required to create
17311 a temporary make sure it ends up as register.
17313 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17316 * config/i386/i386.c (construct_container): Don't call
17317 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17318 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17320 2009-04-27 Michael Matz <matz@suse.de>
17322 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17323 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17324 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17325 (dump_replaceable_exprs): Take a bitmap.
17326 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17328 (expand_gimple_basic_block): Likewise.
17329 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17330 replaceable_expressions member a bitmap.
17331 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17332 (mark_replaceable): Likewise.
17333 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17334 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17336 2009-04-27 Richard Guenther <rguenther@suse.de>
17338 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17339 (verify_stmts): Dispatch to gimple/type verification code.
17340 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17341 issue with call argument types.
17343 2009-04-27 Michael Matz <matz@suse.de>
17345 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17346 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17349 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17350 Eric Botcazou <ebotcazou@adacore.com>
17352 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17353 a label's basic block.
17354 (mark_target_live_regs): Tidy and rework obsolete comments.
17355 Change back DF problem to LIVE. If a label starts a basic block,
17356 assume that all registers that used to be live then still are.
17357 (init_resource_info): If a label starts a basic block, set its
17358 BLOCK_FOR_INSN accordingly.
17359 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17361 2009-04-27 Richard Guenther <rguenther@suse.de>
17363 * tree-flow-inline.h (function_ann): Remove.
17364 (get_function_ann): Likewise.
17365 * tree-dfa.c (create_function_ann): Remove.
17366 * tree-flow.h (struct static_var_ann_d): Remove.
17367 (struct function_ann_d): Likewise.
17368 (union tree_ann_d): Remove fdecl member.
17369 (function_ann_t): Remove.
17370 (function_ann, get_function_ann, create_function_ann): Remove
17373 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17375 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17377 2009-04-27 Jan Hubicka <jh@suse.cz>
17379 * ipa-pure-const.c (struct funct_state_d): New fields
17380 state_previously_known, looping_previously_known; remove
17381 state_set_in_source.
17382 (analyze_function): Use new fields.
17383 (propagate): Avoid assumption that state_set_in_source imply
17386 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17387 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17388 * cfgloop.h (finite_loop_p): Declare.
17390 2009-04-26 Michael Matz <matz@suse.de>
17392 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17394 2009-04-26 Michael Matz <matz@suse.de>
17396 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17397 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17398 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17399 pass_mark_used_blocks): Remove.
17400 * tree-optimize.c (pass_free_datastructures,
17401 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17402 * passes.c (init_optimization_passes): Don't call
17403 pass_mark_used_blocks, remove dead code.
17405 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17407 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17408 * tree-ssa-live.h (register_ssa_partition): Likewise.
17410 2009-04-26 Michael Matz <matz@suse.de>
17413 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17414 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17415 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17417 (compare_pairs): Swap cost comparison.
17418 (coalesce_ssa_name): Don't use change_partition_var.
17419 * tree-nrv.c (struct nrv_data): Add modified member.
17420 (finalize_nrv_r): Set it.
17421 (tree_nrv): Use it to update statements.
17422 (pass_nrv): Require PROP_ssa.
17423 * tree-mudflap.c (mf_decl_cache_locals,
17424 mf_build_check_statement_for): Use make_rename_temp.
17425 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17426 * alias.c (find_base_decl): Handle SSA names.
17427 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17428 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17429 * rtl.h (set_reg_attrs_for_parm): Declare.
17430 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17431 to "optimized", remove unused locals at finish.
17432 (execute_free_datastructures): Make global, call
17433 delete_tree_cfg_annotations.
17434 (execute_free_cfg_annotations): Don't call
17435 delete_tree_cfg_annotations.
17437 * ssaexpand.h: New file.
17438 * expr.c (toplevel): Include ssaexpand.h.
17439 (expand_assignment): Handle SSA names the same as register variables.
17440 (expand_expr_real_1): Expand SSA names.
17441 * cfgexpand.c (toplevel): Include ssaexpand.h.
17442 (SA): New global variable.
17443 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17444 (SSAVAR): New macro.
17445 (set_rtl): New helper function.
17446 (add_stack_var): Deal with SSA names, use set_rtl.
17447 (expand_one_stack_var_at): Likewise.
17448 (expand_one_stack_var): Deal with SSA names.
17449 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17450 before unique numbers.
17451 (expand_stack_vars): Use set_rtl.
17452 (expand_one_var): Accept SSA names, add asserts for them, feed them
17453 to above subroutines.
17454 (expand_used_vars): Expand all partitions (without default defs),
17455 then only the local decls (ignoring those expanded already).
17456 (expand_gimple_cond): Remove edges when jumpif() expands an
17457 unconditional jump.
17458 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17459 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17461 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17462 members of SA; deal with PARM_DECL partitions here; expand
17463 all PHI nodes, free tree datastructures and SA. Commit instructions
17464 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17465 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17466 info and statements at start, collect garbage at finish.
17467 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17468 (VAR_ANN_PARTITION) Remove.
17469 (change_partition_var): Don't declare.
17470 (partition_to_var): Always return SSA names.
17471 (var_to_partition): Only accept SSA names.
17472 (register_ssa_partition): Only check argument.
17473 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17475 (delete_var_map): Don't free it.
17476 (var_union): Only accept SSA names, simplify.
17477 (partition_view_init): Mark only useful SSA names as used.
17478 (partition_view_fini): Only deal with SSA names.
17479 (change_partition_var): Remove.
17480 (dump_var_map): Use ssa_name instead of partition_to_var member.
17481 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17483 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17484 (struct _elim_graph): New member const_dests; nodes member vector of
17486 (set_location_for_edge): New static helper.
17487 (create_temp): Remove.
17488 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17489 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17490 (new_elim_graph): Allocate const_dests member.
17491 (clean_elim_graph): Truncate const_dests member.
17492 (delete_elim_graph): Free const_dests member.
17493 (elim_graph_size): Adapt to new type of nodes member.
17494 (elim_graph_add_node): Likewise.
17495 (eliminate_name): Likewise.
17496 (eliminate_build): Don't take basic block argument, deal only with
17497 partition numbers, not variables.
17498 (get_temp_reg): New static helper.
17499 (elim_create): Use it, deal with RTL temporaries instead of trees.
17500 (eliminate_phi): Adjust all calls to new signature.
17501 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17502 (rewrite_trees): Only do checking.
17503 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17504 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17505 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17506 contains_tree_r, MAX_STMTS_IN_LATCH,
17507 process_single_block_loop_latch, analyze_edges_for_bb,
17508 perform_edge_inserts): Remove.
17509 (expand_phi_nodes): New global function.
17510 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17511 functions, initialize new parameter, remember partitions having a
17513 (finish_out_of_ssa): New global function.
17514 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17515 don't reset in_ssa_p here, don't disable TER when mudflap.
17516 (pass_del_ssa): Remove.
17517 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17519 (execute_free_datastructures): Declare.
17520 * Makefile.in (SSAEXPAND_H): New variable.
17521 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17522 * basic-block.h (commit_one_edge_insertion): Declare.
17523 * passes.c (init_optimization_passes): Move pass_nrv and
17524 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17525 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17526 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17527 (redirect_branch_edge): Deal with super block when expanding, split
17528 out jump patching itself into ...
17529 (patch_jump_insn): ... here, new static helper.
17531 2009-04-26 Michael Matz <matz@suse.de>
17533 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17534 beyond num_ssa_names.
17535 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17536 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17538 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17540 PR inline-asm/39543
17541 * fwprop.c (forward_propagate_asm): New function.
17542 (forward_propagate_and_simplify): Propagate also into __asm, if it
17543 doesn't increase the number of referenced registers.
17546 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17548 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17550 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17551 note_nonlocal_vla_type for nonlocal VLAs.
17552 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17553 contains_remapped_vars, remap_vla_decls): New functions.
17554 (convert_nonlocal_reference_stmt): If not optimizing, call
17555 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17556 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17557 if it wasn't found in var_map.
17558 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17559 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17560 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17562 * gimplify.c (nonlocal_vlas): New variable.
17563 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17565 (gimplify_body): Create and destroy nonlocal_vlas.
17567 * dwarf2out.c (loc_descr_plus_const): New function.
17568 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17569 mem_loc_descriptor, loc_descriptor_from_tree_1,
17570 descr_info_loc, gen_variable_die): Use it.
17572 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17573 !TREE_STATIC VAR_DECLs.
17574 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17575 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17576 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17577 DECL_BY_REFERENCE is valid.
17578 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17579 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17580 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17581 Copy DECL_BY_REFERENCE.
17582 (struct nesting_copy_body_data): New type.
17583 (nesting_copy_decl): New function.
17584 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17585 if they have variable length.
17587 2009-04-26 Michael Matz <matz@suse.de>
17589 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17590 mark new temporaries for renaming.
17592 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17595 * c-decl.c (global_bindings_p): Return negative value.
17596 (c_variable_size): New. Based on variable_size from
17598 (grokdeclarator): Call c_variable_size not variable_size.
17600 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17602 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17604 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17606 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17607 Redefine it to just use mingw/include.
17608 (ASM_SPEC): Rules for -m32 and -m64.
17609 (LINK_SPEC): Use Likewise.
17610 (SPEC_32): New define.
17611 (SPEC_64): Likewise.
17612 (SUB_LINK_SPEC): Likewise.
17613 (MULTILIB_DEFAULTS): New define.
17614 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17615 Add multilib options.
17616 (MULTILIB_DIRNAMES): Likewise.
17617 (MULTILIB_OSDIRNAMES): Likewise.
17618 (LIBGCC): Likewise.
17619 (INSTALL_LIBGCC): Likewise.
17621 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17624 * c-tree.h (enum c_inline_static_type): New.
17625 (record_inline_static): Declare.
17626 * c-decl.c (struct c_inline_static, c_inline_statics,
17627 record_inline_static, check_inline_statics): New.
17628 (pop_file_scope): Call check_inline_statics.
17629 (start_decl): Call record_inline_static instead of pedwarning
17630 directly for static in inline function.
17631 * c-typeck.c (build_external_ref): Call record_inline_static
17632 instead of pedwarning directly for static referenced in inline
17635 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17637 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17638 not new but only being rescanned.
17639 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17640 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17641 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17642 record_set_info, compute_set, grealloc): Remove.
17643 (recompute_all_luids): New function.
17644 (gcse_main): Don't compute sets, and don't do related memory
17645 allocations/free-ing. If something changed before the end of the
17646 pass, update LUIDs using recompute_all_luids.
17647 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17648 (free_gcse_mem): Don't free it either.
17649 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17650 Use the df insn LUIDs.
17651 (load_killed_in_block): Likewise.
17652 (compute_hash_table_work): Don't compute reg_set_in_block.
17653 (compute_transp): Use DF_REG_DEF_CHAINs.
17654 (local_cprop_pass): Don't use compute_sets and related functions.
17655 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17656 Use get_max_uid() instead of max_cuid.
17657 (insert_insn_end_basic_block, pre_insert_copy_insn,
17658 update_ld_motion_stores): Don't try to
17659 keep reg_set tables up to date.
17660 (pre_insert_copies): Use df insn LUIDs.
17661 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17662 (reg_set_info): Don't use extra bitmap argument.
17663 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17664 information to compute regs_set_in_block.
17665 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17666 (bypass_jumps): Don't use compute_sets and friends.
17668 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17671 * opts.c (undocumented_msg): Do not leave blank even with
17674 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17676 * c-decl.c (build_enumerator): Allow values folding to integer
17677 constants but not integer constant expressions with a pedwarn if
17680 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17683 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17684 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17685 type is an integer constant.
17687 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17690 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17693 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17696 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17697 with variably modified return type and no storage class
17698 specifiers, except for the case of nested functions. Distinguish
17699 extern declarations of functions with variably modified return
17700 types from those of objects with variably modified types.
17702 2009-04-25 Jan Hubicka <jh@suse.cz>
17704 * tree.c (list_equal_p): New function.
17705 * tree.h (list_equal_p): Declare.
17706 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17707 basic_block_def, basic_block, const_basic_block): New.
17708 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17709 (redirect_eh_edge): New function.
17710 (make_eh_edge_update_phi): EH edges are not abnormal.
17711 * except.c: Include tree-flow.h.
17712 (list_match): New function.
17713 (eh_region_replaceable_by_p): New function.
17714 (replace_region): New function.
17715 (hash_type_list): New function.
17716 (hash_eh_region): New function.
17717 (eh_regions_equal_p): New function.
17718 (merge_peers): New function.
17719 (remove_unreachable_regions): Verify EH tree when checking;
17721 (copy_eh_region_1): New function.
17722 (copy_eh_region): New function.
17723 (push_reachable_handler): New function.
17724 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17725 regions without label but with live RESX.
17726 * except.h (redirect_eh_edge_to_label): New.
17727 * tree-flow.h (redirect_eh_edge): New.
17728 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17729 basic_block_def, basic_block, const_basic_block): Remove.
17730 * Makefile.in (except.o): Add dependency on tree-flow.h
17731 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17732 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17735 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17738 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17739 on the destination of memcpy.
17741 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17743 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17744 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17745 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17747 2009-04-25 Jan Hubicka <jh@suse.cz>
17749 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17750 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17751 to be reached by different label than left.
17752 (update_eh_edges): Update comment; remove edge_to_remove if possible
17753 and return true if suceeded.
17754 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17755 (cleanup_eh): Compute sharing map.
17756 * except.c (remove_eh_handler_and_replace): Add argument if we should
17758 (remove_unreachable_regions): Update for label sharing.
17759 (label_to_region_map): Likewise.
17760 (get_next_region_sharing_label): New function.
17761 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17763 (remove_eh_handler): Update.
17764 (remove_eh_region_and_replace_by_outer_of): New function.
17765 * except.h (struct eh_region): Add next_region_sharing_label.
17766 (remove_eh_region_and_replace_by_outer_of,
17767 get_next_region_sharing_label): Declare.
17768 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17770 2009-04-25 Jan Hubicka <jh@suse.cz>
17772 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17773 insert code even if they are not critical.
17775 2009-04-25 Jan Hubicka <jh@suse.cz>
17777 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17778 (gimple_can_remove_branch_p): EH edges won't remove branch by
17780 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17781 updating of non-abnormal EH edges.
17782 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17783 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17784 (split_critical_edges): Split also edges where emitting code on them
17785 will lead to splitting later.
17787 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17788 H.J. Lu <hongjiu.lu@intel.com>
17791 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17792 the configured assembler supports fildq and fistpq mnemonics.
17793 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17794 * configure: Regenerated.
17795 * config.in: Ditto.
17797 * config/i386/i386.c (print_operand): Handle 'Z'.
17798 ['z']: Remove handling of special fild/fist suffixes.
17799 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17800 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17801 suffix of fild insn.
17802 (*floatsi<mode>2_vector_mixed): Ditto.
17803 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17804 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17805 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17806 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17807 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17809 2009-04-25 Ben Elliston <bje@au.ibm.com>
17811 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17812 the source of a set operation.
17814 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17816 * target.h (struct gcc_target): Add case_values_threshold field.
17817 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17818 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17819 * targhooks.c (default_case_values_threshold): New function.
17820 * targhooks.h (default_case_values_threshold): Declare function.
17821 * stmt.c (expand_case): Use case_values_threshold target hook.
17822 * expr.h (case_values_threshold): Remove declartation.
17823 * expr.c (case_values_threshold): Remove function.
17824 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17826 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17827 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17828 (avr_case_values_threshold): Declare as static.
17829 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17831 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17832 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17833 (mn10300_case_values_threshold): New function.
17835 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17837 * ira.c (setup_cover_and_important_classes): Add enum cast.
17839 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17841 * genpreds.c (write_enum_constraint_num): Output definition of
17842 CONSTRAINT_NUM_DEFINED_P macro.
17843 * ira.c (setup_cover_and_important_classes): Use
17844 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17846 2009-04-24 DJ Delorie <dj@redhat.com>
17848 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17849 __SH2A_SINGLE_ONLY__ also.
17851 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17853 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17854 (movdf_internal): Ditto.
17855 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17856 SFmode and DFmode constants.
17857 (ia64_print_operand): Add 'G' format for printing
17858 floating point constants.
17860 2009-04-24 Richard Guenther <rguenther@suse.de>
17862 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17863 from unsigned additions.
17865 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17867 * c-typeck.c (set_init_index): Allow array designators that are
17868 not integer constant expressions with a pedwarn if pedantic.
17870 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17872 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17873 zero if no overlap in nonzero bits between the operands.
17875 2009-04-24 Ian Lance Taylor <iant@google.com>
17877 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17878 (record_dead_and_set_regs): Likewise.
17879 * df.h (struct df_mw_hardreg): Change flags field to int.
17880 (struct df_base_ref): Likewise.
17881 (struct df): Change changeable_flags field to int.
17882 * df-scan.c (df_defs_record): Change clobber_flags to int.
17883 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17884 constants rather than #define macros.
17885 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17886 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17887 (enum dwarf_calling_convention): Likewise.
17888 (enum dwarf_line_number_x_ops): Likewise.
17889 (enum dwarf_call_frame_info): Likewise.
17890 (enum dwarf_source_language): Likewise.
17891 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17892 (add_calling_convention_attribute): Likewise.
17893 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17894 (combine_comparisons): Change compcode to int. Add cast to enum type.
17895 * genrecog.c (maybe_both_true_2): Change c to int.
17896 (write_switch): Likewise. Add cast to enum type.
17897 * gimplify.c (gimplify_omp_for): Handle return values from
17898 gimplify_expr using MIN rather than bitwise or.
17899 (gimplify_expr): Add cast to enum type.
17900 * ipa-prop.c (update_jump_functions_after_inlining): Change
17901 IPA_BOTTOM to IPA_JF_UNKNOWN.
17902 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17903 Add casts to enum type.
17904 (setup_cover_and_important_classes): Change cl to int. Add casts
17906 (setup_class_translate): Change cl and mode to int.
17907 (ira_init_once): Change mode to int.
17908 (free_register_move_costs): Likewise.
17909 (setup_prohibited_mode_move_regs): Add casts to enum type.
17910 * langhooks.c (add_builtin_function_common): Rework assertion that
17911 value fits bitfield.
17912 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17913 * omega.c (omega_do_elimination): Avoid math on enum types.
17914 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17915 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17916 int local to handle integral_argment value.
17917 * regmove.c (try_auto_increment): Change PUT_MODE to
17919 * reload.c (push_secondary_reload): Add casts to enum type.
17920 (secondary_reload_class, find_valid_class): Likewise.
17921 * reload1.c (emit_input_reload_insns): Likewise.
17922 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17923 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17924 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17926 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17927 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17929 (expand_complex_libcall): Add casts to enum type.
17930 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17931 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17932 with ERROR_MARK, not NUM_TREE_CODES.
17933 (vect_create_epilog_for_reduction): Likewise.
17934 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17935 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17936 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17938 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17939 vect_unused_in_loop. Change 0 to loop_vect.
17940 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17941 * var-tracking.c (get_init_value): Change return type to enum
17943 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17944 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17946 (arm_override_options): Add casts to enum type.
17947 (arm_emit_tls_decoration): Likewise.
17948 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17950 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17951 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17952 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17954 * config/s390/s390.c (code_for_builtin_64): Change to array of
17956 (code_for_builtin_31): Likewise.
17957 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17959 * config/sparc/sparc.c (sparc_override_options): Change value
17960 field in struct code_model to enum cmodel. In initializer change
17961 0 to NULL and add cast to enum type.
17963 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17964 Change all callers. Issue a -Wc++-compat warning using
17965 lhs_origtype if necessary.
17966 (convert_for_assignment): Issue -Wc++-compat warnings about
17967 invalid conversions to enum type on assignment.
17968 * c-common.h (build_modify_expr): Update declaration.
17970 2009-04-24 Nick Clifton <nickc@redhat.com>
17972 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17973 (function_arg_advance): Likewise.
17974 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17977 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17979 * config/s390/constraints.md ('I', 'J'): Fix condition.
17981 2009-04-24 Diego Novillo <dnovillo@google.com>
17983 * gengtype-parse.c (parse_error): Add newline after message.
17985 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17987 * config/i386/sse.md (avxmodesuffixs): Removed.
17988 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17989 (*avx_pinsr<ssevecsize>): This.
17991 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17993 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17994 follow chains of regs with a single definition, and allow expressions
17995 that are function_invariant_p.
17996 (simple_rhs_p): Allow expressions that are function_invariant_p.
17998 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18000 PR middle-end/39867
18001 * fold-const.c (fold_cond_expr_with_comparison): When folding
18002 > and >= to MAX, make sure the MAX uses the same type as the
18003 comparison's operands.
18005 2009-04-24 Nick Clifton <nickc@redhat.com>
18007 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18008 addressing for DImode accesses.
18009 (frv_print_operand_address): Handle PLUS case.
18010 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18012 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18014 PR rtl-optimization/39794
18015 * alias.c (canon_true_dependence): Add x_addr argument.
18016 * rtl.h (canon_true_dependence): Adjust prototype.
18017 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18018 * cselib.c (cselib_invalidate_mem): Likewise.
18019 * gcse.c (compute_transp): Likewise.
18020 * dse.c (scan_reads_nospill): Likewise.
18021 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18022 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18023 canon_base_addr of the group, plus optional offset.
18024 (struct group_info): Rename canon_base_mem to
18026 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18027 canon_rtx of base_mem.
18029 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18031 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18032 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18034 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18036 * config/spu/spu-builtins.h: Delete file.
18038 * config/spu/spu.h (enum spu_builtin_type): Move here from
18040 (struct spu_builtin_description): Likewise. Add GTY marker.
18041 Do not use enum spu_function_code or enum insn_code.
18042 (spu_builtins): Add extern declaration.
18044 * config/spu/spu.c: Do not include "spu-builtins.h".
18045 (enum spu_function_code, enum spu_builtin_type_index,
18046 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18047 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18048 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18049 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18050 (spu_builtin_types): Make static. Add GTY marker.
18051 (spu_builtins): Add extern declaration with GTY marker.
18052 Include "gt-spu.h".
18054 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18055 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18056 Check programmatically whether all parameters are scalar.
18058 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18060 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18062 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18063 assignment from the constructor either if the target is volatile.
18065 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18067 * config/arm/arm.md (insv): Do not share operands[0].
18069 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18071 * config/vxlib-tls.c (active_tls_threads): Delete.
18072 (delete_hook_installed): New.
18073 (tls_delete_hook): Don't delete the delete hook.
18074 (tls_destructor): Delete it here.
18075 (__gthread_set_specific): Adjust installing the delete hook.
18076 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18077 __gthread_leave_tsd_dtor_context.
18079 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18081 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18083 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18085 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18087 (alpha_rtx_costs): Ditto.
18088 (emit_unlikely_jump): Use add_reg_note.
18089 (emit_frame_store_1): Ditto.
18090 (alpha_expand_prologue): Ditto.
18091 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18092 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18094 2009-04-23 Nick Clifton <nickc@redhat.com>
18096 * config/v850/v850.md (epilogue): Remove suppressed code.
18097 (return): Rename to return_simple and remove test of frame size.
18098 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18099 to gen_return_simple.
18101 2009-04-22 Jing Yu <jingyu@google.com>
18104 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18106 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18109 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18110 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18111 value is a VECTOR_CST, the element type is the element type of the
18114 2009-04-22 DJ Delorie <dj@redhat.com>
18116 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18118 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18120 * alias.c (find_base_term): Move around LO_SUM case, so that
18121 CONST falls through into PLUS/MINUS handling.
18124 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18125 into 0, use omit_one_operand.
18127 2009-04-23 Ben Elliston <bje@au.ibm.com>
18129 * config/rs6000/linux-unwind.h (get_regs): Remove type
18130 puns. Change the type of `pc' to an array of unsigned ints and
18131 update all users. Constify frame24.
18133 2009-04-22 DJ Delorie <dj@redhat.com>
18135 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18136 declarations before code.
18137 (current_function_special_page_vector): Likewise.
18138 (m32c_expand_insv): Silence a warning.
18140 2009-04-21 Taras Glek <tglek@mozilla.com>
18142 * alias.c: Update GTY annotations to new syntax.
18143 * basic-block.h: Likewise.
18144 * bitmap.h: Likewise.
18145 * c-common.h: Likewise.
18146 * c-decl.c: Likewise.
18147 * c-parser.c: Likewise.
18148 * c-pragma.c: Likewise.
18149 * c-tree.h: Likewise.
18150 * cfgloop.h: Likewise.
18151 * cgraph.h: Likewise.
18152 * config/alpha/alpha.c: Likewise.
18153 * config/arm/arm.h: Likewise.
18154 * config/avr/avr.h: Likewise.
18155 * config/bfin/bfin.c: Likewise.
18156 * config/cris/cris.c: Likewise.
18157 * config/darwin.c: Likewise.
18158 * config/frv/frv.c: Likewise.
18159 * config/i386/i386.c: Likewise.
18160 * config/i386/i386.h: Likewise.
18161 * config/i386/winnt.c: Likewise.
18162 * config/ia64/ia64.h: Likewise.
18163 * config/iq2000/iq2000.c: Likewise.
18164 * config/mips/mips.c: Likewise.
18165 * config/mmix/mmix.h: Likewise.
18166 * config/pa/pa.c: Likewise.
18167 * config/pa/pa.h: Likewise.
18168 * config/rs6000/rs6000.c: Likewise.
18169 * config/s390/s390.c: Likewise.
18170 * config/sparc/sparc.c: Likewise.
18171 * config/xtensa/xtensa.c: Likewise.
18172 * cselib.h: Likewise.
18173 * dbxout.c: Likewise.
18174 * dwarf2out.c: Likewise.
18175 * except.c: Likewise.
18176 * except.h: Likewise.
18177 * fixed-value.h: Likewise.
18178 * function.c: Likewise.
18179 * function.h: Likewise.
18180 * gimple.h: Likewise.
18181 * integrate.c: Likewise.
18182 * optabs.c: Likewise.
18183 * output.h: Likewise.
18184 * real.h: Likewise.
18186 * stringpool.c: Likewise.
18187 * tree-data-ref.c: Likewise.
18188 * tree-flow.h: Likewise.
18189 * tree-scalar-evolution.c: Likewise.
18190 * tree-ssa-address.c: Likewise.
18191 * tree-ssa-alias.h: Likewise.
18192 * tree-ssa-operands.h: Likewise.
18193 * tree.c: Likewise.
18194 * tree.h: Likewise.
18195 * varasm.c: Likewise.
18196 * varray.h: Likewise.
18198 * coretypes.h: Do not define GTY macro if it is already defined.
18199 * doc/gty.texi: Update GTY documentation to new syntax.
18200 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18201 annotations on structs.
18202 * gengtype-parse.c: Likewise.
18204 2009-04-22 Mark Heffernan <meheff@google.com>
18206 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18208 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18210 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18213 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18215 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18216 the same as a PLUS without a shift. Increase the cost of a
18219 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18221 * Makefile.in: Update dependencies.
18222 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18223 * errors.h: Remove bogus comment about compatibility.
18224 (warning): Update declaration.
18225 * genautomata.c: Update all calls to warning.
18226 * gimple.c: Do not include errors.h. Include toplev.h.
18227 * tree-ssa-structalias.c: Do not include errors.h.
18228 * omega.c: Likewise.
18229 * tree-ssa-reassoc.c: Likewise.
18230 * config/spu/spu-c.c: Likewise.
18231 * config/spu/t-spu-elf: Update dependencies.
18233 2009-04-22 Richard Guenther <rguenther@suse.de>
18235 PR tree-optimization/39824
18236 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18237 make sure the types are compatible.
18239 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18242 * c-common.c (c_parse_error): Take a token_flags parameter.
18243 Use token_type for the token type instead.
18244 Pass token_flags to cpp_type2name.
18245 * c-common.h (c_parse_error): Update declaration.
18246 * c-parser.c (c_parser_error): Pass 0 as token flags.
18248 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18250 PR rtl-optimization/39580
18251 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18253 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18255 * function.c (expand_function_end): Do not emit a jump to the "naked"
18256 return label for fall-through returns.
18257 * except.c (sjlj_emit_function_exit): Always place the call to the
18258 unregister function at the location installed by expand_function_end.
18260 2009-04-22 Richard Guenther <rguenther@suse.de>
18262 PR tree-optimization/39845
18263 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18264 (gen_inbound_check): Likewise.
18266 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18268 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18270 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18271 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18273 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18275 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18276 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18277 shift counts to avoid out-of-bounds array accesses.
18279 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18281 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18282 (Pmode): Move above.
18284 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18286 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18287 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18288 GET_CODE macro. Use IN_RANGE macro where appropriate.
18289 * config/alpha/alpha.h: Ditto.
18290 * config/alpha/alpha.md: Ditto.
18291 * config/alpha/constraints.md: Ditto.
18292 * config/alpha/predicates.md: Ditto.
18294 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18296 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18297 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18298 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18299 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18300 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18301 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18302 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18303 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18304 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18305 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18306 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18307 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18308 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18309 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18310 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18311 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18312 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18313 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18314 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18315 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18316 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18317 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18318 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18319 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18320 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18321 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18322 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18324 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18326 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18327 references from comments.
18328 * cfgbuild.c: (count_basic_blocks): Delete.
18329 (find_basic_blocks_1): Delete.
18330 (find_basic_blocks): Delete.
18331 * except.c (finish_eh_generation): Make static. Move comment from
18332 except.h here. Remove find_basic_blocks references from comments.
18333 * except.h (finish_eh_generation): Delete.
18334 * basic-block.h (find_basic_blocks): Delete.
18335 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18337 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18339 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18340 (sdbout_parms): Likewise.
18342 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18344 * config/sh/sh.c (prepare_cbranch_operands): Use
18345 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18346 (expand_cbranchdi4): Likewise.
18347 (from_compare): Add cast to enum type.
18348 (expand_cbranchsi4): Use add_reg_note.
18349 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18350 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18351 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18352 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18353 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18354 instead of CODE_FOR_nothing.
18355 (cbranchdi4): Likewise. Fix the order of arguments for
18357 (push_fpscr): Use add_reg_note.
18358 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18359 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18361 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18363 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18364 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18365 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18366 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18367 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18368 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18369 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18370 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18371 config/alpha/x-vms, config/arc/t-arc,
18372 config/arm/README-interworking, config/arm/arm-c.c,
18373 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18374 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18375 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18376 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18377 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18378 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18379 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18380 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18381 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18382 config/cris/t-elfmulti, config/crx/t-crx,
18383 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18384 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18385 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18386 config/h8300/t-h8300, config/i386/athlon.md,
18387 config/i386/darwin-libgcc.10.4.ver,
18388 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18389 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18390 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18391 config/i386/t-linux64, config/i386/t-nwld,
18392 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18393 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18394 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18395 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18396 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18397 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18398 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18399 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18400 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18401 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18402 config/m68k/t-uclinux, config/mcore/t-mcore,
18403 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18404 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18405 config/mips/crtn.asm, config/mips/irix-crti.asm,
18406 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18407 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18408 config/mips/mips-fixed.md, config/mips/sb1.md,
18409 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18410 config/mips/t-iris6, config/mips/t-isa3264,
18411 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18412 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18413 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18414 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18415 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18416 config/mn10300/t-linux, config/mn10300/t-mn10300,
18417 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18418 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18419 config/picochip/libgccExtras/clzsi2.asm,
18420 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18421 config/rs6000/darwin-libgcc.10.4.ver,
18422 config/rs6000/darwin-libgcc.10.5.ver,
18423 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18424 config/rs6000/t-aix43, config/rs6000/t-aix52,
18425 config/rs6000/t-darwin, config/rs6000/t-fprules,
18426 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18427 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18428 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18429 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18430 config/rs6000/t-rtems, config/rs6000/t-spe,
18431 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18432 config/score/t-score-elf, config/sh/divcost-analysis,
18433 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18434 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18435 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18436 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18437 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18438 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18439 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18440 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18441 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18442 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18443 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18444 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18445 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18446 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18447 * config/h8300/genmova.sh: Include copyright and license notices
18448 in generated output.
18449 * config/h8300/mova.md: Regenerate.
18450 * doc/install.texi2html: Include word "Copyright" in copyright
18451 notice and use name "Free Software Foundation, Inc.".
18452 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18453 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18454 ChangeLog-2007, ChangeLog-2008: Correct dates.
18456 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18458 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18459 NE_EXPR operations as well.
18460 * c-parser.c (c_parser_condition): Do not set location information on
18462 (c_parser_conditional_expression): Likewise.
18463 (c_parser_binary_expression): Set location information on operators.
18464 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18465 TRUTH_NOT_EXPR has been folded.
18466 * fold-const.c (fold_truth_not_expr): Copy location information from
18467 the incoming expression to the outgoing one.
18468 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18469 recursive calls on the LHS of the operator but pass that of the
18470 operator to recursive calls on the RHS of the operator. Set it
18472 (shortcut_cond_expr): Set the locus of the operator on the second
18473 COND_EXPR and that of the expression on the first in degenerate cases.
18474 Pass the locus of the expression to calls to shortcut_cond_r.
18475 Set the locus of the 'then' block on the associated jump, if any.
18476 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18477 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18478 expression to call to gimplify_boolean_expr.
18480 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18482 * config.gcc: Add additional configuration for
18483 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18484 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18485 (CPP_SPEC): Redefine for allowing -municode option.
18486 (STARTFILE_SPEC): Likewise.
18487 * config/i386/t-mingw-w64: New.
18488 * config/i386/mingw-w64.opt: New.
18489 (municode): Add new target option.
18490 * doc/invoke.texi (municode): Add documentation for new option.
18492 2009-04-21 Ian Lance Taylor <iant@google.com>
18494 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18495 Correct test for number of arguments.
18496 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18498 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18500 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18501 argument of emit_library_call.
18503 2009-04-21 Richard Guenther <rguenther@suse.de>
18505 PR middle-end/39829
18506 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18507 inside VIEW_CONVERT_EXPRs.
18509 2009-04-21 Martin Jambor <mjambor@suse.cz>
18511 * tree-switch-conversion.c (build_constructors): Split a long line.
18512 (constructor_contains_same_values_p): New function.
18513 (build_one_array): Create assigns of constants if possible, do not
18514 call mark_sym_for_renaming, call update_stmt.
18515 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18516 make_rename_temp. Do not call mark_symbols_for_renaming, call
18518 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18519 find_new_referenced_vars, call update_stmt.
18520 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18521 instead of calling make_rename_temp. Do not call
18522 find_new_referenced_vars or mark_symbols_for_renaming, call
18525 2009-04-21 Richard Guenther <rguenther@suse.de>
18527 PR tree-optimization/39827
18528 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18529 (tree_ssa_phiprop): Pass the correct array size.
18531 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18533 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18535 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18538 * c-typeck.c (lvalue_p): Move declaration ...
18539 * c-common.h (lvalue_p): ... to here.
18540 * c-common.c (candidate_equal_p): New.
18541 (add_tlist): Use it.
18542 (merge_tlist): Use it.
18543 (warn_for_collisions_1): Likewise.
18544 (warning_candidate_p): Accept more candidates.
18545 (verify_tree): A warning candidate can be an expression. Use
18548 2009-04-21 Ben Elliston <bje@au.ibm.com>
18551 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18552 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18553 options. Remove -mcall-solaris documentation.
18555 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18558 * doc/invoke.texi (-Wlong-long): Update description.
18559 * c-lex (interpret_integer): Only warn if there was no previous
18560 overflow and -Wlong-long is enabled.
18561 * c-decl.c (declspecs_add_type): Drop redundant flags.
18562 * c.opt (Wlong-long): Init to -1.
18563 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18564 and front-end warn_long_long. Wlong-long only depends on other
18565 flags if it is uninitialized.
18566 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18567 the same for CPP and FE.
18568 (restore_extension_diagnostics): Likewise.
18570 2009-04-20 Ian Lance Taylor <iant@google.com>
18572 Fix enum conversions which are invalid in C++:
18573 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18574 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18575 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18576 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18577 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18578 (dbxout_parms): Likewise.
18579 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18580 (df_clear_flags): Likewise.
18581 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18582 top_flag parameter to int.
18583 (df_chain_create_bb_process_use): Likewise.
18584 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18586 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18587 (df_ref_create_structure, df_def_record_1): Likewise.
18588 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18589 (df_notes_rescan): Change 0 to VOIDmode in function call.
18590 (df_get_call_refs, df_insn_refs_collect): Likewise.
18591 (df_bb_regs_collect): Likewise.
18592 (df_entry_block_defs_collect): Likewise.
18593 (df_exit_block_uses_collect): Likewise.
18594 * df.h: Update declarations.
18595 * double-int.c (double_int_divmod): Add cast to enum type.
18596 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18597 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18598 (based_loc_descr): Likewise.
18599 (loc_descriptor_from_tree_1): Change first_op and second_op to
18600 enum dwarf_location_atom. Add cast to enum type.
18601 * expmed.c (init_expmed): Change 0 to SET in function call.
18602 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18603 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18604 (do_store_flag): Likewise.
18605 * fixed-value.h (struct fixed_value): Change mode to enum
18607 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18608 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18610 (insert_insn_decl, insert_decl, insert_state): Likewise.
18611 (automata_list_finish): Likewise.
18612 * genrecog.c (process_define_predicate): Add cast to enum type.
18613 * gensupport.c (init_predicate_table): Add cast to enum type.
18614 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18616 (gimple_build_call_1, gimple_build_label): Likewise.
18617 (gimple_build_goto, gimple_build_asm_1): Likewise.
18618 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18619 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18620 (enum fallback): Rename from enum fallback_t.
18621 (fallback_t): Typedef as int.
18622 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18623 GSI_SAME_STMT in function call.
18624 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18626 (setup_reg_class_relations): Likewise.
18627 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18628 (setup_prohibited_class_mode_regs): Add cast to enum type.
18629 (setup_prohibited_mode_move_regs): Likewise.
18630 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18631 (record_address_regs): Change i to enum reg_class.
18632 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18633 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18634 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18635 (GET_MODE_2XWIDER_MODE): Likewise.
18636 (GET_CLASS_NARROWEST_MODE): Likewise.
18637 * omp-low.c (expand_omp_for): Add cast to enum type.
18638 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18639 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18640 * postreload.c (reload_cse_simplify_operands): Change rclass local
18642 * predict.c (combine_predictions_for_insn): Change best_predictor
18643 and predictor to enum br_predictor.
18644 (combine_predictions_for_bb): Likewise.
18645 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18646 use SET_PREDICT_EXPR_OUTCOME.
18647 * real.c (real_arithmetic): Change icode to code in function call.
18648 * reginfo.c (init_move_cost): Add casts to enum type.
18649 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18650 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18652 * reload.c (find_valid_class): Add casts to enum type.
18653 (push_reload): Change 0 to NO_REGS in function call.
18654 (find_reloads): Change this_alternative to array of enum
18655 reg_class. Remove some now-unnecessary casts.
18656 (make_memloc): Change 0 to VOIDmode in function call.
18657 * reload1.c (reload): Change 0 to VOIDmode in function call.
18658 (eliminate_regs_1, elimination_effects): Likewise.
18659 (eliminate_regs_in_insn): Likewise.
18660 (emit_input_reload_insns): Add cast to enum type.
18661 (delete_output_reload): Change 0 to VOIDmode in function call.
18662 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18663 to enum type in function call.
18664 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18665 (SET_PREDICT_EXPR_OUTCOME): Define.
18666 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18667 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18668 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18669 (dump_function): Likewise.
18670 * tree-dump.h: Update declarations.
18671 * tree-pass.h: Update declarations.
18672 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18673 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18675 (arm_rtx_costs_1): Correct parenthesization.
18676 (arm_rtx_costs): Add casts to enum type.
18677 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18678 (vfp_emit_fstmd): Use add_rg_note.
18679 (emit_multi_reg_push, emit_sfm): Likewise.
18680 (thumb_set_frame_pointer): Likewise.
18681 (arm_expand_prologue): Likewise.
18682 (arm_regno_class): Change return type to enum reg_class.
18683 (thumb1_expand_prologue): Use add_reg_note.
18684 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18685 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18687 * config/arm/gentune.sh: Add cast to enum type.
18688 * config/arm/arm-tune.md: Rebuild.
18689 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18690 (ix86_split_fp_branch, predict_jump): Likewise.
18691 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18692 insn_code to enum rtx_code.
18693 (ix86_builtin_vectorized_function): Add cast to enum type.
18694 * config/i386/i386.md (truncdfsf2): Change slot to enum
18696 (truncxf<mode>2, isinf<mode>2): Likewise.
18697 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18699 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18700 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18701 (insert_bundle_state): Change 1 to INSERT in function call.
18702 (ia64_add_bundle_selector_before): Likewise.
18703 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18704 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18705 (restore_stack_nonlocal): Likewise.
18706 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18708 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18710 (mips_rtx_costs): Likewise.
18711 (mips_override_options): Add casts to enum type.
18712 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18714 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18715 (store_reg, set_reg_plus_d): Likewise.
18716 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18717 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18719 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18721 (emit_unlikely_jump): Use add_reg_note.
18722 (rs6000_emit_allocate_stack): Likewise.
18723 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18724 (output_toc): Change 1 to INSERT in function call.
18725 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18726 (rs6000_initialize_trampoline): Likewise.
18727 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18729 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18730 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18731 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18732 (save_gprs): Use add_reg_note.
18733 (s390_emit_prologue): Likewise.
18734 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18735 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18736 (sparc_fold_builtin): Add cast to enum type.
18737 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18739 (spu_expand_prologue): Use add_reg_note.
18740 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18742 2009-04-20 Ian Lance Taylor <iant@google.com>
18744 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18745 (c_parser_postfix_expression_after_primary): Get VEC for list of
18746 arguments. Get original types of arguments. Call
18747 build_function_call_vec.
18748 (cached_expr_list_1, cached_expr_list_2): New static variables.
18749 (c_parser_expr_list): Change return type to VEC *. Add
18750 p_orig_types parameter. Change all callers.
18751 (c_parser_release_expr): New static function.
18752 (c_parser_vec_to_tree_list): New static function.
18753 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18754 call build_function_call_vec.
18755 (build_function_call_vec): New function, based on old
18756 build_function_call.
18757 (convert_arguments): Remove nargs and argarray parameters. Change
18758 values to a VEC. Add origtypes parameter.
18759 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18760 (convert_for_assignment): Add origtype parameter. Change all
18761 callers. If warn_cxx_compat, check for conversion to an enum
18762 type when calling a function.
18763 (store_init_value): Add origtype parameter. Change all callers.
18764 (digest_init): Likewise.
18765 (struct init_node): Add origtype field.
18766 (add_pending_init): Add origtype parameter. Change all callers.
18767 (output_init_element): Likewise.
18768 (output_pending_init_elements): Pass origtype from init_node to
18769 output_init_element.
18770 (process_init_element): Pass origtype from c_expr to
18771 output_init_element.
18772 (c_finish_return): Add origtype parameter. Change all callers.
18773 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18775 (sync_resolve_params): Likewise.
18776 (sync_resolve_return): Change params to first_param. Change caller.
18777 (resolve_overloaded_builtins): Change params to VEC *. Change
18778 callers. Save first parameter around call to build_function_call_vec.
18779 * c-decl.c (finish_decl): Add origtype parameter. Change all
18780 callers. Call build_function_call_vec rather than
18781 build_function_call for cleanup.
18782 * c-tree.h: Update declarations.
18783 * c-common.h: Update declarations.
18784 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18785 params to first_param.
18786 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18787 params parameter from tree to void *.
18788 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18789 Change arglist parameter to have type void *, and to be a pointer
18791 * config/rs6000/rs6000-protos.h
18792 (altivec_resolve_overloaded_builtin): Update declaration.
18793 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18794 fnargs parameter to have type void *, and to be a pointer to a
18795 VEC. Call build_function_call_vec instead of
18796 build_function_call.
18797 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18799 2009-04-20 Joey Ye <joey.ye@intel.com>
18800 Xuepeng Guo <xuepeng.guo@intel.com>
18801 H.J. Lu <hongjiu.lu@intel.com>
18803 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18805 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18806 (IX86_LEA_PRIORITY): Likewise.
18807 (distance_non_agu_define): New function.
18808 (distance_agu_use): Likewise.
18809 (ix86_lea_for_add_ok): Likewise.
18810 (ix86_dep_by_shift_count): Likewise.
18812 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18813 should split for LEA.
18815 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18817 (ix86_dep_by_shift_count): Likewise.
18819 2009-04-20 Richard Guenther <rguenther@suse.de>
18821 * expr.c (handled_component_p): Move ...
18822 * tree.h (handled_component_p): ... here.
18823 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18824 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18825 and REALPART_EXPR to be in one group.
18827 2009-04-20 Richard Guenther <rguenther@suse.de>
18829 * basic-block.h (get_all_dominated_blocks): Declare.
18830 * dominance.c (get_all_dominated_blocks): New function.
18831 * tree-cfg.c (get_all_dominated_blocks): Remove.
18832 (remove_edge_and_dominated_blocks): Adjust.
18833 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18834 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18835 instead of recursing.
18837 2009-04-20 Doug Kwan <dougkwan@google.com>
18839 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18840 (struct cgraph_node_set_def): New type.
18841 (cgraph_node_set) New type. Also declare vector functions.
18842 (struct cgraph_node_set_element_def): New type.
18843 (cgraph_node_set_element): Ditto.
18844 (cgraph_node_set_iterator): New iterator type.
18845 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18846 cgraph_node_set_remove, dump_cgraph_node_set,
18847 debug_cgraph_node_set): New prototypes.
18848 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18849 cgraph_node_set_size): New inlines.
18850 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18851 including cgraph.h.
18852 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18853 argument to function 'write_summary'.
18854 * ipa.c: Include ggc.h.
18855 (hash_cgraph_node_set_element,
18856 eq_cgraph_node_set_element, cgraph_node_set_new,
18857 cgraph_node_set_add, cgraph_node_set_remove,
18858 cgraph_node_set_find, dump_cgraph_node_set,
18859 debug_cgraph_node_set): New functions.
18860 * Makefile.in (ipa.o): Add dependency on GGC_H.
18862 2009-04-20 Ira Rosen <irar@il.ibm.com>
18864 PR tree-optimization/39675
18865 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18866 check of the return code of vect_schedule_slp. Check that
18867 stmt_vec_info still exists for the statement, before checking its
18868 vectorization type.
18870 2009-04-20 Michael Matz <matz@suse.de>
18872 * Makefile.in (generated_files): Take out $(simple_generated_c).
18874 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18876 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18877 (UINTPTR_TYPE): Likewise.
18879 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18882 * c-typeck.c (digest_init): Check for initializing an array with a
18885 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18888 * c-semantics.c (pop_stmt_list): Propagate
18889 STATEMENT_LIST_HAS_LABEL to parent statement list.
18891 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18893 * config/mips/mips.h (mips_tune_attr): New macro.
18894 * config/mips/mips.md (cpu): Use it.
18896 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18899 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18902 2009-04-19 Diego Novillo <dnovillo@google.com>
18904 * toplev.c (compile_file): Move call to coverage_finish ...
18905 * cgraphunit.c (ipa_passes): ... here.
18906 Call cgraph_process_new_functions.
18907 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18908 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18910 2009-04-19 Jan Hubicka <jh@suse.cz>
18912 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18914 (dump_cgraph_node): Dump can throw external flag.
18915 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18917 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18921 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18922 * common.opt (Wlogical-op): Move from here...
18923 * c.opt (Wlogical-op): ... to here.
18924 * c-typeck.c (parser_build_binary_op): Update call to
18925 warn_logical_operator.
18926 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18928 * c-common.c (warn_logical_op): Update.
18929 * c-common.h (warn_logical_op): Update declaration.
18931 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18933 * tree.c (protected_set_expr_location): Fix formatting.
18935 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18938 * c-typeck.c (readonly_warning): new.
18939 (build_unary_op, build_modify_expr): Use readonly_warning for
18940 storing into something readonly but not const-qualified.
18942 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18945 * c-typeck.c (build_unary_op): Check for taking address of
18946 expression of type void.
18948 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18951 * c-typeck.c (build_function_call): Check for calling a function
18952 with qualified void return types. Call require_complete_type when
18955 2009-04-18 Jan Hubicka <jh@suse.cz>
18957 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18959 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18960 can_throw_external flag.
18961 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18962 * ipa-pure-const.c (ignore_edge): New function.
18963 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18964 only over can_throw_external edges.
18965 (local_pure_const): Add nothrow flag.
18966 * ipa-utils.c (searchc): Add ignore_edge callback.
18967 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18968 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18969 (set_nothrow_function_flags): Update cgraph.
18970 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18972 2009-04-18 Richard Guenther <rguenther@suse.de>
18974 PR middle-end/39804
18975 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18976 (fold_stmt): ... this and ...
18977 (fold_stmt_inplace): ... this.
18978 (fold_stmt_1): Fold references in calls and asms.
18979 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18981 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18983 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18984 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18986 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18988 * tree.c (function_args_count): Remove.
18989 * tree.h: Remove the prototype for function_args_count.
18991 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18993 * tree-iterator.c (expr_only): Remove.
18994 * tree.h: Remove the prototype for expr_only.
18996 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18998 * reginfo.c (cannot_change_mode_set_regs): Remove.
18999 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19001 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19003 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19004 whether operands 0 and 1 overlaps.
19006 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19008 PR middle-end/36902
19009 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19010 pointer. Use warning_at instead of warning.
19011 (search_for_addr_array): Likewise.
19012 (check_array_bounds): Likewise.
19013 (check_all_array_refs): Check that the incoming edge is not in the
19014 list of edges to be removed.
19015 (check_all_array_refs): Avoid the temporal pointer.
19016 (vrp_visit_cond_stmt): Fix typo.
19017 (simplify_switch_using_ranges): Handle the case where the switch
19018 index is an integer constant.
19020 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19022 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19024 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19026 * doc/extend.texi, doc/invoke.texi: Fix typos.
19028 2009-04-17 Cary Coutant <ccoutant@google.com>
19030 * tree-flow-inline.h (get_lineno): Fix inverted test.
19032 2009-04-17 Diego Novillo <dnovillo@google.com>
19034 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19035 assertion for AVAIL_OUT.
19037 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19040 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19041 * config/sh/linux-atomic.asm: Likewise.
19043 2009-04-17 Diego Novillo <dnovillo@google.com>
19045 * except.c (debug_eh_tree): New.
19046 (struct eh_region, struct eh_status): Move ...
19047 * except.h: ... here.
19048 (add_type_for_runtime): Declare extern.
19049 (lookup_type_for_runtime): Likewise.
19050 (debug_eh_tree): Declare.
19051 * Makefile.in (GTFILES): List except.h before except.c
19053 2009-04-17 Diego Novillo <dnovillo@google.com>
19055 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19056 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19057 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19058 (find_vars_r): ... here.
19059 * tree-flow.h (find_referenced_vars_in): Declare.
19060 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19061 that AVAIL_OUT exists for BLOCK.
19062 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19063 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19064 (tree-parloops.o): Likewise.
19066 2009-04-17 Simon Baldwin <simonb@google.com>
19068 * toplev.c (default_tree_printer): Add handling for %E format.
19070 2009-04-17 Diego Novillo <dnovillo@google.com>
19072 * tree-pretty-print.c (dump_generic_node): Add break after
19073 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19074 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19075 FUNCTION_TYPE together. Call print_struct_decl when printing
19076 structures and TDF_SLIM is not given.
19077 (print_struct_decl): Fix logic for detecting recursion.
19079 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19082 * gcc.c (create_at_file): New.
19083 (compile_input_file_p): New.
19084 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19085 * main.c (main): Update call to toplev_main.
19086 * toplev.c (toplev_main): Change signature. Call expandargv.
19087 * toplev.h (toplev_main): Change signature.
19089 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19091 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19092 if the latter is not constant.
19094 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19096 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19098 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19100 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19101 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19103 2009-04-17 Richard Guenther <rguenther@suse.de>
19105 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19106 Handle component references view-converting an invariant address.
19108 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19110 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19111 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19112 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19113 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19114 Use @deftypevr rather than @deftypevar.
19116 2009-04-17 Richard Guenther <rguenther@suse.de>
19118 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19119 (get_prop_source_stmt): Likewise.
19120 (can_propagate_from): Likewise.
19122 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19124 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19125 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19126 (--with-multilib-list): Add default value.
19127 * configure: Regenerate.
19128 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19129 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19130 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19131 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19132 Don't add default cpu to multilib list unnecessarily, but do enable
19133 the relevant compiler option..
19134 Add support for --with-multilib-list=<blank> and
19135 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19136 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19137 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19138 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19139 TM_MULTILIB_CONFIG.
19140 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19141 (MULTILIB_OSDIRNAMES): New variable.
19142 * config/sh/t-1e: Delete file.
19143 * config/sh/t-mlib-sh1: Delete file.
19144 * config/sh/t-mlib-sh2: Delete file.
19145 * config/sh/t-mlib-sh2a: Delete file.
19146 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19147 * config/sh/t-mlib-sh2a-single: Delete file.
19148 * config/sh/t-mlib-sh2a-single-only: Delete file.
19149 * config/sh/t-mlib-sh2e: Delete file.
19150 * config/sh/t-mlib-sh3e: Delete file.
19151 * config/sh/t-mlib-sh4: Delete file.
19152 * config/sh/t-mlib-sh4-nofpu: Delete file.
19153 * config/sh/t-mlib-sh4-single: Delete file.
19154 * config/sh/t-mlib-sh4-single-only: Delete file.
19155 * config/sh/t-mlib-sh4a: Delete file.
19156 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19157 * config/sh/t-mlib-sh4a-single: Delete file.
19158 * config/sh/t-mlib-sh4a-single-only: Delete file.
19159 * config/sh/t-mlib-sh4al: Delete file.
19160 * config/sh/t-mlib-sh5-32media: Delete file.
19161 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19162 * config/sh/t-mlib-sh5-64media: Delete file.
19163 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19164 * config/sh/t-mlib-sh5-compact: Delete file.
19165 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19166 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19167 * doc/install.texi (Options specification): Add
19168 --with-multilib-list and --with-endian.
19170 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19172 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19174 (OBJS-common): Add plugin-version.o.
19175 (plugin-version.o): New.
19176 * gcc-plugin.h (plugin_gcc_version): New.
19177 (plugin_default_version_check): New.
19178 (plugin_init_func, plugin_init): Add version argument.
19179 * plugin-version.c: New.
19180 * plugin.c (str_plugin_gcc_version_name): New.
19181 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19182 pass it to the init function.
19183 (plugin_default_version_check): New.
19185 2009-04-17 Richard Guenther <rguenther@suse.de>
19187 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19188 for decl-vs-decl disambiguation.
19190 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19192 * config/s390/s390.h (s390_tune_attr): New macro definition.
19193 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19195 2009-04-17 Richard Guenther <rguenther@suse.de>
19197 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19198 (fold_stmt_r): Likewise.
19199 (maybe_fold_reference): New function.
19200 (fold_gimple_assign): Handle cases fold_stmt_r did.
19201 (fold_stmt): Do not use fold_stmt_r.
19202 (fold_stmt_inplace): Likewise.
19204 2009-04-17 Richard Guenther <rguenther@suse.de>
19206 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19207 (record_equivalences_from_stmt): Remove useless checks and
19209 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19210 the type is already suitable.
19212 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19214 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19216 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19218 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19219 (CMPtype): Define as __gcc_CMPtype.
19221 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19223 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19224 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19226 2009-04-17 Richard Guenther <rguenther@suse.de>
19228 PR tree-optimization/39746
19229 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19230 special-casing for builtins and static variable use/def.
19231 (call_may_clobber_ref_p_1): Likewise.
19233 2009-04-16 Ian Lance Taylor <iant@google.com>
19235 * df.h: Include "timevar.h".
19236 (struct df_problem): Change tv_id field to timevar_id_t.
19237 * tree-pass.h: Include "timevar.h".
19238 (struct opt_pass): Change tv_id field to timevar_id_t.
19239 * timevar.h (timevar_id_t): Define TV_NONE.
19240 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19241 TV_NONE rather than tv_id != 0.
19242 (execute_one_pass): Likewise.
19243 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19244 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19245 dependencies to $(TREE_PASS_H).
19246 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19248 (pass_branch_target_load_optimize2): Likewise.
19249 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19250 (pass_outof_cfg_layout_mode): Likewise.
19251 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19252 (pass_rebuild_cgraph_edges): Likewise.
19253 (pass_remove_cgraph_callee_edges): Likewise.
19254 * df-core.c (pass_df_initialize_opt): Likewise.
19255 (pass_df_initialize_no_opt): Likewise.
19256 (pass_df_finish): Likewise.
19257 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19258 * except.c (pass_set_nothrow_function_flags): Likewise.
19259 (pass_convert_to_eh_region_ranges): Likewise.
19260 * final.c (pass_compute_alignments): Likewise.
19261 * function.c (pass_instantiate_virtual_regs): Likewise.
19262 (pass_init_function): Likewise.
19263 (pass_leaf_regs): Likewise.
19264 (pass_match_asm_constraints): Likewise.
19265 * gimple-low.c (pass_lower_cf): Likewise.
19266 (pass_mark_used_blocks): Likewise.
19267 * init-regs.c (pass_initialize_regs): Likewise.
19268 * integrate.c (pass_initial_value_sets): Likewise.
19269 * ira.c (pass_ira): Likewise.
19270 * jump.c (pass_cleanup_barriers): Likewise.
19271 * omp-low.c (pass_expand_omp): Likewise.
19272 (pass_lower_omp): Likewise.
19273 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19274 * recog.c (pass_split_all_insns): Likewise.
19275 (pass_split_after_reload): Likewise.
19276 (pass_split_before_regstack): Likewise.
19277 (pass_split_before_sched2): Likewise.
19278 (pass_split_for_shorten_branches): Likewise.
19279 * reginfo.c (pass_reginfo_init): Likewise.
19280 (pass_subregs_of_mode_init): Likewise.
19281 (pass_subregs_of_mode_finish): Likewise.
19282 * passes.c (pass_postreload): Likewise.
19283 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19284 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19285 (pass_warn_function_return): Likewise.
19286 (pass_warn_function_noreturn): Likewise.
19287 * tree-complex.c (pass_lower_complex): Likewise.
19288 (pass_lower_complex_O0): Likewise.
19289 * tree-if-conv.c (pass_if_conversion): Likewise.
19290 * tree-into-ssa.c (pass_build_ssa): Likewise.
19291 * tree-mudflap.c (pass_mudflap_1): Likewise.
19292 (pass_mudflap_2): Likewise.
19293 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19294 (pass_mudflap_2): Likewise.
19295 * tree-nrv.c (pass_return_slot): Likewise.
19296 * tree-object-size.c (pass_object_sizes): Likewise.
19297 * tree-optimize.c (pass_all_optimizations): Likewise.
19298 (pass_early_local_passes): Likewise.
19299 (pass_all_early_optimizations): Likewise.
19300 (pass_cleanup_cfg): Likewise.
19301 (pass_cleanup_cfg_post_optimizing): Likewise.
19302 (pass_free_datastructures): Likewise.
19303 (pass_free_cfg_annotations): Likewise.
19304 (pass_fixup_cfg): Likewise.
19305 (pass_init_datastructures): Likewise.
19306 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19307 (pass_late_warn_uninitialized): Likewise.
19308 (pass_update_address_taken): Likewise.
19309 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19310 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19311 (pass_cse_sincos): Likewise.
19312 (pass_convert_to_rsqrt): Likewise.
19313 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19314 * tree-stdarg.c (pass_stdarg): Likewise.
19315 * tree-tailcall.c (pass_tail_recursion): Likewise.
19316 (pass_tail_calls): Likewise.
19317 * tree-vect-generic.c (pass_lower_vector): Likewise.
19318 (pass_lower_vector_ssa): Likewise.
19319 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19321 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19323 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19325 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19327 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19328 logical and signext.
19330 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19333 * config/sh/predicates.md (arith_operand): Check if the operand
19334 of TRUNCATE is a REG.
19336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19338 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19339 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19343 * tree-iterator.c (tsi_split_statement_list_after,
19344 tsi_split_statement_list_before): Remove.
19345 * tree-iterator.h: Remove the prototypes for
19346 tsi_split_statement_list_after and tsi_split_statement_list_before.
19348 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19350 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19351 * tree-ssa-propagate.h: Remove the prototype for
19352 stmt_makes_single_load.
19354 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19356 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19357 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19359 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19361 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19363 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19365 * except.c (eh_region_outer_p): Remove.
19366 * except.h: Remove the prototype for eh_region_outer_p.
19368 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19370 * function.c (current_function_assembler_name): Remove.
19371 * function.h: Remove the prototype for
19372 current_function_assembler_name.
19374 2009-04-16 Ian Lance Taylor <iant@google.com>
19376 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19377 (add_reg_note): Call alloc_reg_note.
19378 * rtl.h (alloc_reg_note): Declare.
19379 * combine.c (try_combine): Use alloc_reg_note.
19380 (recog_for_combine, move_deaths): Likewise.
19381 (distribute_notes): Use alloc_reg_note and add_reg_note.
19382 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19383 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19384 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19386 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19388 PR rtl-optimization/39762
19389 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19390 ira_may_move_out_cost): Add comments about way of their usage.
19391 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19393 * ira-conflicts.c (process_regs_for_copy): Use function
19394 ira_get_register_move_cost instead of global
19395 ira_register_move_cost.
19397 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19398 color_pass, move_spill_restore, update_curr_costs): Ditto.
19400 * ira-lives.c (process_single_reg_class_operands): Ditto.
19402 * ira-emit.c (emit_move_list): Ditto.
19404 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19405 (record_reg_classes): Ditto. Use functions
19406 ira_get_register_move_cost and ira_get_may_move_cost instead of
19407 global vars ira_register_move_cost, ira_may_move_out_cost and
19408 ira_may_move_in_cost.
19409 (record_address_regs): Don't call ira_init_register_move_cost.
19410 Use function ira_get_may_move_cost instead of global
19411 ira_may_move_in_cost.
19412 (process_bb_node_for_hard_reg_moves): Use function
19413 ira_get_register_move_cost instead of global ira_register_move_cost.
19414 (ira_costs): Don't call ira_init_register_move_cost.
19416 2009-04-16 Richard Guenther <rguenther@suse.de>
19418 * tree-cfg.c (verify_gimple_assign_binary):
19419 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19420 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19421 (create_general_new_stmt): Note that this function is broken.
19423 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19425 * common.opt (fhelp): Add Var(help_flag).
19426 * gcc-plugin.h (plugin_info): Add help.
19427 * plugin.c (plugin_name_args): Add help.
19428 (register_plugin_info): Set plugin->help.
19429 (print_help_one_plugin): New.
19430 (print_plugins_help): New.
19431 * plugin.h (print_plugins_help): New.
19432 * toplev.c (toplev_main): Call print_plugins_help if needed.
19434 2009-04-16 Richard Guenther <rguenther@suse.de>
19436 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19437 (gimple_ior_addresses_taken_1): New function.
19438 (gimple_ior_addresses_taken): Likewise.
19439 * gimple.h (struct gimple_statement_with_ops_base): Remove
19440 addresses_taken member.
19441 (gimple_ior_addresses_taken): Declare.
19442 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19443 gimple_set_addresses_taken): Remove.
19444 * ipa-reference.c (mark_address): New function.
19445 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19446 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19447 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19448 (gimple_add_to_addresses_taken): Remove.
19449 (get_tmr_operands): Call mark_address_taken.
19450 (get_asm_expr_operands): Likewise.
19451 (get_expr_operands): Likewise.
19452 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19453 (free_stmt_operands): Do not free it.
19454 * tree-ssa.c (delete_tree_ssa): Likewise.
19455 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19457 2009-04-16 Richard Guenther <rguenther@suse.de>
19459 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19460 (walk_stmt_load_store_ops): Likewise.
19461 * gimple.c (get_base_loadstore): New function.
19462 (walk_stmt_load_store_addr_ops): Likewise.
19463 (walk_stmt_load_store_ops): Likewise.
19464 * ipa-pure-const.c (check_op): Simplify.
19465 (check_load, check_store): New functions.
19466 (check_stmt): Use walk_stmt_load_store_ops.
19467 * ipa-reference.c (mark_load): Adjust signature.
19468 (mark_store): Likewise.
19469 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19471 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19473 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19474 (plugin_info): New.
19475 * opts.c (common_handle_option): Don't call print_version.
19476 * plugin.c (plugin_name_args): Add version.
19477 (register_plugin_info): New.
19478 (register_callback): Handle PLUGIN_INFO.
19479 (try_init_one_plugin): New.
19480 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19482 (finalize_one_plugin): New.
19483 (finalize_plugins): New.
19484 (print_one_plugin): New.
19485 (print_plugins_versions): New.
19486 * plugin.h (print_plugins_versions): New.
19487 (finalize_plugins): New.
19488 * toplev.c (compile_file): Don't call initialize_plugins.
19489 (print_version): Call print_plugins_versions.
19490 (toplev_main): Call initialize_plugins. Print version if needed.
19491 Call finalize_plugins.
19493 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19495 * common.opt (fversion): New.
19496 * gcc.c (print_version): New.
19497 (process_command): Don't print the version. Just set print_version.
19498 (main): Print version. Call subprocesses if print_version and
19499 verbose_flag are set.
19500 * opts.c (common_handle_option): Handle OPT_fversion.
19502 2009-04-16 Richard Guenther <rguenther@suse.de>
19503 Ira Rosen <irar@il.ibm.com>
19505 PR tree-optimization/39698
19506 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19507 type of the reduction variable. Only generate the def if
19510 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19511 make sure to first convert to an integer of the same precision.
19512 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19513 the type of the evolution correctly in computing the new
19514 induction variable base.
19516 2009-04-16 Richard Guenther <rguenther@suse.de>
19518 PR middle-end/39625
19519 * tree-cfg.c (make_blocks): Split statements with to-be
19520 abnormal SSA names on the lhs.
19522 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19524 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19525 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19526 * c-typeck.c (really_start_incremental_init): Likewise.
19527 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19528 (TARGET_INITIALIZER): Remove it.
19529 * target.h (struct target): Remove vector_opaque_p.
19530 * tree.c (build_opaque_vector_type): New.
19531 * tree.h (TYPE_VECTOR_OPAQUE): New.
19532 (build_opaque_vector_type): Declare.
19533 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19534 * config/rs6000/rs6000.c (build_opaque_vector_type,
19535 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19536 (rs6000_init_builtins): Use build_opaque_vector_type for
19537 opaque_V4SI_type_node.
19539 2009-04-15 Catherine Moore <clm@codesourcery.com>
19541 * debug.h (set_name): Declare.
19542 * dwarf2out.c (dwarf2out_set_name): Declare.
19543 (dwarf2_debug_hooks): Add set_name.
19544 (find_AT_string): New.
19545 (add_AT_string): Call find_AT_string.
19546 (dwarf2out_set_name): New.
19547 * cp/decl.c (grokdeclarator): Call set_name.
19548 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19549 * debug.c (do_nothing_debug_hooks): Likewise.
19550 * dbxout.c (dbx_debug_hooks): Likewise.
19551 * sdbout.c (sdb_debug_hooks): Likewise.
19553 2009-04-15 Michael Eager <eager@eagercon.com>
19555 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19556 reg for single-precision FPU.
19557 * config/rs6000/rs6000.md (movsi_internal1): Only for
19558 !TARGET_SINGLE_FPU.
19559 (movsi_internal1_single): New. Add pattern to move SI values to/from
19560 single-precision FP regs.
19562 2009-04-15 Richard Guenther <rguenther@suse.de>
19564 * omp-low.c (lower_rec_input_clauses): Build correct address
19566 (expand_omp_for_generic): Fix multiplication type.
19567 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19568 (generate_memset_zero): Fix types.
19569 * tree-profile.c (prepare_instrumented_value): Correctly
19572 2009-04-15 Ian Lance Taylor <iant@google.com>
19574 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19575 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19576 for -Wall and for -Wc++-compat.
19577 (c_common_post_options): For C++, set warn_enum_compare if not
19579 * c-tree.h (struct c_expr): Add field original_type.
19580 (build_external_ref): Update declaration.
19581 * c-parser.c (c_parser_braced_init): Set original_type.
19582 (c_parser_initelt): Likewise.
19583 (c_parser_expr_no_commas): Likewise.
19584 (c_parser_conditional_expression): Likewise.
19585 (c_parser_cast_expression): Likewise.
19586 (c_parser_unary_expression): Likewise. Pull setting of
19587 original_code to top of function.
19588 (c_parser_sizeof_expression): Set original_type.
19589 (c_parser_alignof_expression): Likewise.
19590 (c_parser_postfix_expression): Likewise. Pull setting of
19591 original_code to top of function.
19592 (c_parser_postfix_expression_after_paren_type): Set original_type.
19593 (c_parser_postfix_expression_after_primary): Likewise.
19594 (c_parser_expression): Likewise.
19595 * c-typeck.c (build_external_ref): Add type parameter. Change all
19597 (c_expr_sizeof_expr): Set original_type field.
19598 (parser_build_unary_op): Likewise.
19599 (parser_build_binary_op): Likewise. Optionally warn about
19600 comparisons of enums of different types.
19601 (digest_init): Set original_type field.
19602 (really_start_incremental_init): Likewise.
19603 (push_init_level, pop_init_level): Likewise.
19604 * doc/invoke.texi (Warning Options): -Wenum-compare now
19607 2009-04-15 Richard Guenther <rguenther@suse.de>
19609 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19610 out a necessary conversion.
19611 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19612 names we didn't value number.
19613 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19615 2009-04-15 Richard Guenther <rguenther@suse.de>
19617 PR tree-optimization/39764
19618 * tree-ssa-ccp.c (get_value): Canonicalize value with
19619 canonicalize_float_value.
19621 2009-04-15 Jan Hubicka <jh@suse.cz>
19623 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19624 Wrong version of patch.
19626 2009-04-15 Jan Hubicka <jh@suse.cz>
19628 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19630 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19632 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19633 our distinct integral and vector types.
19635 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19637 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19638 * init.c (build_vtbl_address): Remove call to assemble_external.
19640 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19642 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19643 output for other floating point modes.
19645 2009-04-14 Diego Novillo <dnovillo@google.com>
19647 * diagnostic.c (diagnostic_report_diagnostic): Do not
19648 warn about loaded plugins for DK_ERROR and DK_WARNING.
19649 * c-decl.c (declspecs_add_type): Move call to
19650 invoke_plugin_callbacks ...
19651 * c-parser.c (c_parser_declspecs): ... here.
19652 * plugin.c (dump_active_plugins): Tidy output.
19654 2009-04-14 Diego Novillo <dnovillo@google.com>
19655 Le-Chun Wu <lcwu@google.com>
19657 * configure.ac: Add --enable-plugin support.
19658 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19659 * Makefile.in (PLUGIN_H): Define.
19660 Export ENABLE_PLUGIN and GMPINC to site.exp.
19661 Add PLUGINLIBS to link command.
19662 Add/modify dependencies for plugin.o and files including plugin.h.
19664 * config.in: Regenerate.
19666 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19669 2009-04-14 Le-Chun Wu <lcwu@google.com>
19671 * tree-pass.h (register_one_dump_file): Add a prototype for
19672 register_one_dump_file.
19673 * toplev.c (compile_file): Call initialize_plugins.
19674 (do_compile): Call invoke_plugin_callbacks.
19675 (toplev_main): Call invoke_plugin_callbacks.
19676 * common.opt: Add -fplugin= and -fplugin-arg-.
19677 * gcc-plugin.h: New public header file for plugins to include.
19678 * plugin.c: New source file.
19679 * plugin.h: New internal header file.
19680 * passes.c (register_one_dump_file): Make it external.
19682 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19684 2009-04-14 Diego Novillo <dnovillo@google.com>
19686 * doc/plugins.texi: New.
19687 * doc/gccint.texi: Add reference to Plugins chapter.
19688 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19689 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19690 loaded plugins, if any.
19691 * timevar.def (TV_PLUGIN_INIT): Define.
19692 (TV_PLUGIN_RUN): Define.
19693 * plugin.c: Include timevar.h
19694 (plugins_active_p): New.
19695 (dump_active_plugins): New.
19696 (debug_active_plugins): New.
19698 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19700 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19702 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19704 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19706 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19707 the same as a minus without a shift.
19709 2009-04-14 Nick Clifton <nickc@redhat.com>
19711 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19712 comparisons with small integers will always produce a short
19715 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19718 2008-12-19 Diego Novillo <dnovillo@google.com>
19720 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19722 2009-04-14 Richard Guenther <rguenther@suse.de>
19724 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19726 (verify_gimple_assign_binary): Likewise. Handle shifts and
19728 (verify_gimple_phi): Print the mismatched argument position.
19729 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19731 (vect_update_init_of_dr): Likewise.
19732 * matrix-reorg.c (transform_access_sites): Do what the
19734 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19736 2009-04-13 Michael Eager <eager@eagercon.com>
19738 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19739 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19740 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19741 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19742 remove duplicate config
19744 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19746 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19747 file_name:line_number type locator of the call site.
19749 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19751 * genautomata.c: Put blank after comma.
19752 (automaton_decls): New.
19753 (struct unit_usage): Add comments to member next.
19754 (store_alt_unit_usage): Keep the list ordered.
19755 (unit_present_on_list_p, equal_alternatives_p): New.
19756 (check_regexp_units_distribution): Check units distribution
19757 correctness correctly.
19758 (main): Don't write automata if error is found. Return correct
19761 * config/m68k/cf.md (cfv4_ds): Remove.
19762 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19763 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19765 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19766 power4-load-ext, power4-store, power4-store-update,
19767 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19768 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19769 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19770 power4-sqrt, power4-isync): Modify reservation to make correct
19771 unit distribution to automata.
19773 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19774 power5-store-update, power5-two, power5-three, power5-lmul,
19775 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19777 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19779 * except.c (pass_set_nothrow_function_flags): Set name and add
19781 (set_nothrow_function_flags): Mention in the dump file when
19782 changing a function to nothrow.
19784 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19787 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19788 instead of unsigned long.
19790 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19792 * config/arm/arm.c (return_used_this_function): Remove.
19793 (arm_output_function_prologue): Remove use of
19794 return_used_this_function.
19795 (output_return_instruction): Replace use of
19796 return_used_this_function
19797 by cfun->machine->return_used_this_function.
19798 (arm_output_epilogue): Likewise.
19799 (arm_output_function_epilogue): Likewise.
19800 (thumb_unexpanded_epilogue): Likewise.
19801 * config/arm/arm.h (struct machine_function):
19802 New member return_used_this_function.
19804 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19806 * doc/install.texi: Correct description of default directory for
19807 --with-gxx-include-dir.
19809 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19811 * fold-const.c (build_range_check): Properly deal with enumeral and
19812 boolean base types.
19814 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19816 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19817 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19818 * params.h (MAX_GCSE_PASSES): Remove.
19819 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19820 in sequence. Remove ability to run multiple passes.
19821 (bypass_jumps): Report run as third CPROP pass.
19823 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19825 PR middle-end/39651
19826 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19827 when deciding whether the whole SEQUENCE can throw.
19829 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19832 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19833 offseted label references.
19835 2009-04-11 Jan Hubicka <jh@suse.cz>
19837 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19839 2009-04-11 Richard Guenther <rguenther@suse.de>
19841 PR middle-end/39732
19842 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19843 return variables as TREE_ADDRESSABLE.
19845 2009-04-11 Richard Guenther <rguenther@suse.de>
19847 PR tree-optimization/39713
19848 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19849 reference trees have SSA_NAME operands.
19851 2009-04-11 Richard Guenther <rguenther@suse.de>
19854 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19855 address expressions.
19857 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19859 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19860 match changes in Cygwin 1.7
19861 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19862 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19864 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19866 PR tree-optimization/39701
19867 * doc/invoke.texi (Optimization Options): Document change in
19868 meaning and initialization of -fdelete-null-pointer-checks.
19870 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19872 PR middle-end/39701
19873 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19875 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19878 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19880 2009-04-10 Chao-ying Fu <fu@mips.com>
19882 * doc/tm.texi (Instruction Output): Document
19883 TARGET_ASM_FINAL_POSTSCAN_INSN.
19884 * target.h (final_postscan_insn): New field in asm_out.
19885 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19886 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19887 * final.c (final_scan_insn): Call
19888 targetm.asm_out.final_postscan_insn after outputting
19889 an asm macro and a normal instruction.
19891 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19892 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19893 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19894 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19895 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19897 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19899 PR middle-end/39701
19900 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19901 variables as non-NULL even with -fdelete-null-pointer-checks.
19903 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19905 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19907 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19910 * config/i386/i386.c (classify_argument): Handle SCmode with
19911 (bit_offset % 64) != 0.
19913 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19915 * doc/invoke.texi (Optimize Options): Add cross-reference to
19916 -Q --help=optimizers examples.
19918 2009-04-10 Ben Elliston <bje@au.ibm.com>
19921 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19922 regalign for the reg == fpr and TDmode case.
19924 2009-04-09 David Ayers <ayers@fsfe.org>
19927 * objc/objc-act.c (warn_with_method): Remove helper function.
19928 (check_duplicates): Call warning and inform directly.
19929 (really_start_method): Likewise.
19931 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19933 * expmed.c (expand_divmod): Always use a comparison for a division
19934 by a large unsigned integer.
19936 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19937 for things others than variables or functions as nonzero.
19939 2009-04-09 Nick Clifton <nickc@redhat.com>
19941 * unwind-compat.c: Change copyright header to refer to version
19942 3 of the GNU General Public License with version 3.1 of the
19943 GCC Runtime Library Exception and to point readers at the
19944 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19945 * config/alpha/crtfastmath.c: Likewise.
19946 * config/alpha/linux-unwind.h: Likewise.
19947 * config/alpha/qrnnd.asm: Likewise.
19948 * config/alpha/vms-crt0-64.c: Likewise.
19949 * config/alpha/vms-crt0.c: Likewise.
19950 * config/alpha/vms-dwarf2.asm: Likewise.
19951 * config/alpha/vms-dwarf2eh.asm: Likewise.
19952 * config/alpha/vms-psxcrt0-64.c: Likewise.
19953 * config/alpha/vms-psxcrt0.c: Likewise.
19954 * config/alpha/vms_tramp.asm: Likewise.
19955 * config/arc/initfini.c: Likewise.
19956 * config/arc/lib1funcs.asm: Likewise.
19957 * config/arm/bpabi-v6m.S: Likewise.
19958 * config/arm/bpabi.S: Likewise.
19959 * config/arm/bpabi.c: Likewise.
19960 * config/arm/crti.asm: Likewise.
19961 * config/arm/crtn.asm: Likewise.
19962 * config/arm/ieee754-df.S: Likewise.
19963 * config/arm/ieee754-sf.S: Likewise.
19964 * config/arm/lib1funcs.asm: Likewise.
19965 * config/arm/libunwind.S: Likewise.
19966 * config/arm/linux-atomic.c: Likewise.
19967 * config/arm/mmintrin.h: Likewise.
19968 * config/arm/pr-support.c: Likewise.
19969 * config/arm/unaligned-funcs.c: Likewise.
19970 * config/arm/unwind-arm.c: Likewise.
19971 * config/arm/unwind-arm.h: Likewise.
19972 * config/avr/libgcc.S: Likewise.
19973 * config/bfin/crti.s: Likewise.
19974 * config/bfin/crtlibid.s: Likewise.
19975 * config/bfin/crtn.s: Likewise.
19976 * config/bfin/lib1funcs.asm: Likewise.
19977 * config/bfin/linux-unwind.h: Likewise.
19978 * config/cris/arit.c: Likewise.
19979 * config/cris/cris_abi_symbol.c: Likewise.
19980 * config/darwin-64.c: Likewise.
19981 * config/darwin-crt2.c: Likewise.
19982 * config/darwin-crt3.c: Likewise.
19983 * config/darwin.h: Likewise.
19984 * config/dbxelf.h: Likewise.
19985 * config/dfp-bit.c: Likewise.
19986 * config/dfp-bit.h: Likewise.
19987 * config/elfos.h: Likewise.
19988 * config/fixed-bit.c: Likewise.
19989 * config/fixed-bit.h: Likewise.
19990 * config/fp-bit.c: Likewise.
19991 * config/fp-bit.h: Likewise.
19992 * config/fr30/crti.asm: Likewise.
19993 * config/fr30/crtn.asm: Likewise.
19994 * config/fr30/lib1funcs.asm: Likewise.
19995 * config/freebsd-spec.h: Likewise.
19996 * config/frv/cmovd.c: Likewise.
19997 * config/frv/cmovh.c: Likewise.
19998 * config/frv/cmovw.c: Likewise.
19999 * config/frv/frvbegin.c: Likewise.
20000 * config/frv/frvend.c: Likewise.
20001 * config/frv/lib1funcs.asm: Likewise.
20002 * config/glibc-stdint.h: Likewise.
20003 * config/h8300/clzhi2.c: Likewise.
20004 * config/h8300/crti.asm: Likewise.
20005 * config/h8300/crtn.asm: Likewise.
20006 * config/h8300/ctzhi2.c: Likewise.
20007 * config/h8300/fixunssfsi.c: Likewise.
20008 * config/h8300/lib1funcs.asm: Likewise.
20009 * config/h8300/parityhi2.c: Likewise.
20010 * config/h8300/popcounthi2.c: Likewise.
20011 * config/i386/ammintrin.h: Likewise.
20012 * config/i386/att.h: Likewise.
20013 * config/i386/avxintrin.h: Likewise.
20014 * config/i386/biarch64.h: Likewise.
20015 * config/i386/bmmintrin.h: Likewise.
20016 * config/i386/cpuid.h: Likewise.
20017 * config/i386/cross-stdarg.h: Likewise.
20018 * config/i386/crtfastmath.c: Likewise.
20019 * config/i386/crtprec.c: Likewise.
20020 * config/i386/cygming-crtbegin.c: Likewise.
20021 * config/i386/cygming-crtend.c: Likewise.
20022 * config/i386/cygwin.asm: Likewise.
20023 * config/i386/emmintrin.h: Likewise.
20024 * config/i386/gmm_malloc.h: Likewise.
20025 * config/i386/gthr-win32.c: Likewise.
20026 * config/i386/i386.h: Likewise.
20027 * config/i386/immintrin.h: Likewise.
20028 * config/i386/linux-unwind.h: Likewise.
20029 * config/i386/linux64.h: Likewise.
20030 * config/i386/mm3dnow.h: Likewise.
20031 * config/i386/mmintrin-common.h: Likewise.
20032 * config/i386/mmintrin.h: Likewise.
20033 * config/i386/nmmintrin.h: Likewise.
20034 * config/i386/pmm_malloc.h: Likewise.
20035 * config/i386/pmmintrin.h: Likewise.
20036 * config/i386/smmintrin.h: Likewise.
20037 * config/i386/sol2-c1.asm: Likewise.
20038 * config/i386/sol2-ci.asm: Likewise.
20039 * config/i386/sol2-cn.asm: Likewise.
20040 * config/i386/sol2-gc1.asm: Likewise.
20041 * config/i386/tmmintrin.h: Likewise.
20042 * config/i386/unix.h: Likewise.
20043 * config/i386/w32-unwind.h: Likewise.
20044 * config/i386/wmmintrin.h: Likewise.
20045 * config/i386/x86-64.h: Likewise.
20046 * config/i386/x86intrin.h: Likewise.
20047 * config/i386/xmmintrin.h: Likewise.
20048 * config/ia64/crtbegin.asm: Likewise.
20049 * config/ia64/crtend.asm: Likewise.
20050 * config/ia64/crtfastmath.c: Likewise.
20051 * config/ia64/crti.asm: Likewise.
20052 * config/ia64/crtn.asm: Likewise.
20053 * config/ia64/fde-glibc.c: Likewise.
20054 * config/ia64/lib1funcs.asm: Likewise.
20055 * config/ia64/linux-unwind.h: Likewise.
20056 * config/ia64/quadlib.c: Likewise.
20057 * config/ia64/unwind-ia64.c: Likewise.
20058 * config/linux.h: Likewise.
20059 * config/m32c/m32c-lib1.S: Likewise.
20060 * config/m32c/m32c-lib2-trapv.c: Likewise.
20061 * config/m32c/m32c-lib2.c: Likewise.
20062 * config/m32r/initfini.c: Likewise.
20063 * config/m68hc11/larith.asm: Likewise.
20064 * config/m68hc11/m68hc11-crt0.S: Likewise.
20065 * config/m68k/cf.md: Likewise.
20066 * config/m68k/crti.s: Likewise.
20067 * config/m68k/crtn.s: Likewise.
20068 * config/m68k/lb1sf68.asm: Likewise.
20069 * config/m68k/linux-unwind.h: Likewise.
20070 * config/mcore/crti.asm: Likewise.
20071 * config/mcore/crtn.asm: Likewise.
20072 * config/mcore/lib1.asm: Likewise.
20073 * config/mips/linux-unwind.h: Likewise.
20074 * config/mips/loongson.h: Likewise.
20075 * config/mips/mips16.S: Likewise.
20076 * config/mmix/crti.asm: Likewise.
20077 * config/mmix/crtn.asm: Likewise.
20078 * config/pa/fptr.c: Likewise.
20079 * config/pa/hpux-unwind.h: Likewise.
20080 * config/pa/lib2funcs.asm: Likewise.
20081 * config/pa/linux-atomic.c: Likewise.
20082 * config/pa/linux-unwind.h: Likewise.
20083 * config/pa/milli64.S: Likewise.
20084 * config/pa/quadlib.c: Likewise.
20085 * config/pa/stublib.c: Likewise.
20086 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20087 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20088 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20089 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20090 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20091 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20092 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20093 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20094 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20095 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20096 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20097 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20098 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20099 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20100 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20101 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20102 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20103 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20104 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20105 * config/rs6000/750cl.h: Likewise.
20106 * config/rs6000/altivec.h: Likewise.
20107 * config/rs6000/biarch64.h: Likewise.
20108 * config/rs6000/crtresfpr.asm: Likewise.
20109 * config/rs6000/crtresgpr.asm: Likewise.
20110 * config/rs6000/crtresxfpr.asm: Likewise.
20111 * config/rs6000/crtresxgpr.asm: Likewise.
20112 * config/rs6000/crtsavfpr.asm: Likewise.
20113 * config/rs6000/crtsavgpr.asm: Likewise.
20114 * config/rs6000/darwin-asm.h: Likewise.
20115 * config/rs6000/darwin-fallback.c: Likewise.
20116 * config/rs6000/darwin-fpsave.asm: Likewise.
20117 * config/rs6000/darwin-ldouble.c: Likewise.
20118 * config/rs6000/darwin-tramp.asm: Likewise.
20119 * config/rs6000/darwin-unwind.h: Likewise.
20120 * config/rs6000/darwin-vecsave.asm: Likewise.
20121 * config/rs6000/darwin-world.asm: Likewise.
20122 * config/rs6000/e500crtres32gpr.asm: Likewise.
20123 * config/rs6000/e500crtres64gpr.asm: Likewise.
20124 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20125 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20126 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20127 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20128 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20129 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20130 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20131 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20132 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20133 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20134 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20135 * config/rs6000/eabi-ci.asm: Likewise.
20136 * config/rs6000/eabi-cn.asm: Likewise.
20137 * config/rs6000/eabi.asm: Likewise.
20138 * config/rs6000/linux-unwind.h: Likewise.
20139 * config/rs6000/linux64.h: Likewise.
20140 * config/rs6000/paired.h: Likewise.
20141 * config/rs6000/paired.md: Likewise.
20142 * config/rs6000/ppc64-fp.c: Likewise.
20143 * config/rs6000/ppu_intrinsics.h: Likewise.
20144 * config/rs6000/rs6000.h: Likewise.
20145 * config/rs6000/si2vmx.h: Likewise.
20146 * config/rs6000/sol-ci.asm: Likewise.
20147 * config/rs6000/sol-cn.asm: Likewise.
20148 * config/rs6000/spe.h: Likewise.
20149 * config/rs6000/spu2vmx.h: Likewise.
20150 * config/rs6000/sysv4.h: Likewise.
20151 * config/rs6000/tramp.asm: Likewise.
20152 * config/rs6000/vec_types.h: Likewise.
20153 * config/s390/linux-unwind.h: Likewise.
20154 * config/s390/tpf-unwind.h: Likewise.
20155 * config/score/crti.asm: Likewise.
20156 * config/score/crtn.asm: Likewise.
20157 * config/sh/crt1.asm: Likewise.
20158 * config/sh/crti.asm: Likewise.
20159 * config/sh/crtn.asm: Likewise.
20160 * config/sh/divtab-sh4-300.c: Likewise.
20161 * config/sh/divtab-sh4.c: Likewise.
20162 * config/sh/divtab.c: Likewise.
20163 * config/sh/lib1funcs-4-300.asm: Likewise.
20164 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20165 * config/sh/lib1funcs.asm: Likewise.
20166 * config/sh/lib1funcs.h: Likewise.
20167 * config/sh/linux-atomic.asm: Likewise.
20168 * config/sh/linux-unwind.h: Likewise.
20169 * config/sh/shmedia.h: Likewise.
20170 * config/sh/sshmedia.h: Likewise.
20171 * config/sh/ushmedia.h: Likewise.
20172 * config/sparc/crtfastmath.c: Likewise.
20173 * config/sparc/linux-unwind.h: Likewise.
20174 * config/sparc/sol2-c1.asm: Likewise.
20175 * config/sparc/sol2-ci.asm: Likewise.
20176 * config/sparc/sol2-cn.asm: Likewise.
20177 * config/spu/divmodti4.c: Likewise.
20178 * config/spu/divv2df3.c: Likewise.
20179 * config/spu/float_disf.c: Likewise.
20180 * config/spu/float_unsdidf.c: Likewise.
20181 * config/spu/float_unsdisf.c: Likewise.
20182 * config/spu/float_unssidf.c: Likewise.
20183 * config/spu/mfc_multi_tag_release.c: Likewise.
20184 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20185 * config/spu/mfc_tag_release.c: Likewise.
20186 * config/spu/mfc_tag_reserve.c: Likewise.
20187 * config/spu/mfc_tag_table.c: Likewise.
20188 * config/spu/multi3.c: Likewise.
20189 * config/spu/spu_internals.h: Likewise.
20190 * config/spu/spu_intrinsics.h: Likewise.
20191 * config/spu/spu_mfcio.h: Likewise.
20192 * config/spu/vec_types.h: Likewise.
20193 * config/spu/vmx2spu.h: Likewise.
20194 * config/stormy16/stormy16-lib2.c: Likewise.
20195 * config/svr4.h: Likewise.
20196 * config/sync.c: Likewise.
20197 * config/v850/lib1funcs.asm: Likewise.
20198 * config/vxlib-tls.c: Likewise.
20199 * config/vxlib.c: Likewise.
20200 * config/vxworks-dummy.h: Likewise.
20201 * config/xtensa/crti.asm: Likewise.
20202 * config/xtensa/crtn.asm: Likewise.
20203 * config/xtensa/ieee754-df.S: Likewise.
20204 * config/xtensa/ieee754-sf.S: Likewise.
20205 * config/xtensa/lib1funcs.asm: Likewise.
20206 * config/xtensa/lib2funcs.S: Likewise.
20207 * config/xtensa/linux-unwind.h: Likewise.
20208 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20209 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20210 * coretypes.h: Likewise.
20211 * crtstuff.c: Likewise.
20212 * defaults.h: Likewise.
20213 * dwarf2.h: Likewise.
20214 * emutls.c: Likewise.
20215 * gbl-ctors.h: Likewise.
20216 * gcov-io.h: Likewise.
20217 * ginclude/float.h: Likewise.
20218 * ginclude/iso646.h: Likewise.
20219 * ginclude/stdarg.h: Likewise.
20220 * ginclude/stdbool.h: Likewise.
20221 * ginclude/stddef.h: Likewise.
20222 * ginclude/stdfix.h: Likewise.
20223 * ginclude/stdint-gcc.h: Likewise.
20224 * ginclude/tgmath.h: Likewise.
20225 * gthr-aix.h: Likewise.
20226 * gthr-dce.h: Likewise.
20227 * gthr-gnat.c: Likewise.
20228 * gthr-gnat.h: Likewise.
20229 * gthr-lynx.h: Likewise.
20230 * gthr-mipssde.h: Likewise.
20231 * gthr-nks.h: Likewise.
20232 * gthr-posix.c: Likewise.
20233 * gthr-posix.h: Likewise.
20234 * gthr-posix95.h: Likewise.
20235 * gthr-rtems.h: Likewise.
20236 * gthr-single.h: Likewise.
20237 * gthr-solaris.h: Likewise.
20238 * gthr-tpf.h: Likewise.
20239 * gthr-vxworks.h: Likewise.
20240 * gthr-win32.h: Likewise.
20241 * gthr.h: Likewise.
20242 * libgcc2.c: Likewise.
20243 * libgcc2.h: Likewise.
20244 * libgcov.c: Likewise.
20245 * tsystem.h: Likewise.
20246 * typeclass.h: Likewise.
20247 * unwind-c.c: Likewise.
20248 * unwind-compat.h: Likewise.
20249 * unwind-dw2-fde-compat.c: Likewise.
20250 * unwind-dw2-fde-darwin.c: Likewise.
20251 * unwind-dw2-fde-glibc.c: Likewise.
20252 * unwind-dw2-fde.c: Likewise.
20253 * unwind-dw2-fde.h: Likewise.
20254 * unwind-dw2.c: Likewise.
20255 * unwind-dw2.h: Likewise.
20256 * unwind-generic.h: Likewise.
20257 * unwind-pe.h: Likewise.
20258 * unwind-sjlj.c: Likewise.
20259 * unwind.inc: Likewise.
20260 * config/arm/neon-gen.ml: Change generated copyright header to
20261 refer to version 3 of the GNU General Public License with
20262 version 3.1 of the GCC Runtime Library Exception and to point
20263 readers at the COPYING3 and COPYING3.RUNTIME files and the
20264 FSF's license web page.
20265 * config/arm/arm_neon.h: Regenerate.
20267 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20269 * config/cris/cris.md: Change copyright header to refer to version
20270 3 of the GNU General Public License.
20271 * doc/install.texi2html: Change copyright header to refer to version
20272 3 of the GNU General Public License and to point readers at the
20273 COPYING3 file and the FSF's license web page.
20274 * config/vax/linux.h: Likewise.
20276 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20278 * config/i386/i386.md (cmpcc): New.
20279 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20280 (sync_compare_and_swap_cc*): Delete.
20282 * config/s390/s390.c (s390_compare_emitted): Remove.
20283 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20284 s390_compare_emitted used to be handled. Assert that modes match.
20285 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20286 refer to sync_compare_and_swap_ccsi.
20287 * config/s390/s390.h (s390_compare_emitted): Remove.
20288 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20289 instead of s390_compare_emitted.
20290 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20291 instead of s390_compare_emitted.
20292 * config/s390/s390.md (cmpcc): New.
20293 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20294 CC_REGNUM, do not pretend it's set.
20295 (sync_compare_and_swap_cc*): Delete.
20296 * config/s390/predicates.md (cc_reg_operand): New.
20298 * expr.c (sync_compare_and_swap_cc): Delete.
20299 * optabs.h (sync_compare_and_swap_cc): Delete.
20300 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20301 is being used with can_compare_p.
20302 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20303 (find_cc_set): New.
20304 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20305 look for a MODE_CC set instead. Use emit_store_flag.
20306 (expand_compare_and_swap_loop): Likewise, with some additional
20307 complication to avoid a force_reg when useless. Use
20308 emit_cmp_and_jump_insns.
20309 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20310 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20311 sync_compare_and_swap documentation.
20313 2009-04-09 Jan Hubicka <jh@suse.cz>
20315 * except.c (find_prev_try): Break out from ....
20316 (duplicate_eh_regions): ... here; properly update prev_try pointers
20317 when duplication part of tree.
20318 (dump_eh_tree): Improve dumping.
20319 (verify_eh_region): New.
20320 (verify_eh_tree): Use it.
20322 2009-04-06 Richard Guenther <rguenther@suse.de>
20324 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20325 &ARRAY addresses by adjusting their types and prepending
20327 * tree-cfg.c (verify_gimple_assign_single): Verify that
20328 addresses are correct.
20330 2009-04-09 Richard Guenther <rguenther@suse.de>
20332 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20333 indices into an array reference if possible.
20334 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20335 Fold POINTER_PLUS_EXPR statements with invariant address.
20337 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20340 * config.gcc (powerpc64-*-linux*): Always build biarch.
20342 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20345 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20346 it and pedwarn if this results in an INTEGER_CST.
20348 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20350 * doc/install.texi: Update minimum GMP version. Remove obsolete
20351 text in MPFR section.
20353 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20355 * dwarf2out.c (class_scope_p): New static inline.
20356 (class_or_namespace_scope_p): Use it.
20357 (gen_variable_die): Use DW_TAG_member tag for static data member
20358 declarations instead of DW_TAG_variable.
20360 PR middle-end/39573
20361 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20364 2009-04-08 Richard Guenther <rguenther@suse.de>
20366 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20367 valueize random data.
20369 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20371 * config.gcc (aix tm_file): Add aix-stdint.h.
20372 (aix tm clause use_gcc_stdint): Set to wrap.
20373 * config/rs6000/aix-stdint.h: New file.
20375 2009-04-08 Richard Guenther <rguenther@suse.de>
20377 PR middle-end/36291
20378 * tree-dfa.c (add_referenced_var): Do not recurse into
20379 global initializers.
20380 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20382 (fold_const_aggregate_ref): Likewise.
20384 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20386 * recog.c (ordered_comparison_operator): New.
20387 * gensupport.c (std_preds): Add it.
20388 * doc/md.texi (Machine-Independent Predicates): Document it.
20390 2009-04-08 Jan Hubicka <jh@suse.cz>
20392 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20393 * function.h (rtl_eh): Remove exception_handler_label_map.
20394 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20395 remove_exception_handler_label, for_each_eh_label_1): Remove.
20396 (rtl_remove_unreachable_regions): Remove.
20397 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20398 (find_exception_handler_labels): Don't build the hashtable.
20399 (maybe_remove_eh_handler): Remove.
20400 (for_each_eh_label): Rewrite to walk the tree.
20401 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20402 * except.h (maybe_remove_eh_handler): Remove.
20403 * passes.c (init_optimization_passes): Schedule second EH cleanup
20405 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20406 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20408 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20410 * genoutput.c (validate_optab_operands): New.
20411 (gen_insn, gen_expand): Call it.
20413 * genflags.c (gen_insn): Detect misused iterators.
20414 (main): Pass line_no to gen_insn, exit with status 1 on error.
20416 * genextract.c (line_no): Make global.
20417 (VEC_safe_set_locstr): Change assertion to error message.
20418 (main): Exit with status 1 on error.
20420 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20424 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20425 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20426 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20427 * c-convert.c (convert): Do not call fold on results of conversion
20428 functions when the result is a C_MAYBE_CONST_EXPR.
20429 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20430 of __builtin_choose_expr.
20431 * c-typeck.c (remove_c_maybe_const_expr): New.
20432 (build_unary_op, build_conditional_expr, build_compound_expr,
20433 build_binary_op, c_objc_common_truthvalue_conversion): Call
20434 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20437 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20439 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20440 CODE to produce a new one. Add a prototype to use fold_convert_const
20442 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20445 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20446 mix declarations and code.
20448 2009-04-08 Ben Elliston <bje@au.ibm.com>
20450 * gcc.c: Replace `CC' with `GCC' throughout.
20452 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20454 * doc/invoke.texi: Document Atom support.
20456 2009-04-07 Jason Merrill <jason@redhat.com>
20459 * c-common.h, c-common.c: Add flag_pretty_templates.
20460 * c-opts.c (c_common_handle_option): Set it.
20461 * c.opt: Add -fno-pretty-templates.
20462 * doc/invoke.texi (C++ Dialect Options): Likewise.
20464 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20466 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20467 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20468 (ia64_expand_builtin): Likewise.
20470 2009-04-07 Martin Jambor <mjambor@suse.cz>
20472 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20473 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20474 ADDR_EXPRS are include too.
20476 2009-04-07 Richard Guenther <rguenther@suse.de>
20478 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20479 decls are only used if passes as parameters or if they are
20480 local statics and the call is not to a builtin.
20481 (call_may_clobber_ref_p_1): Likewise.
20483 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20485 * expr.c (do_store_flag): Remove last argument. Simplify code
20486 to avoid duplication of tests already done by can_compare_p.
20487 (expand_expr_real_1): Adjust caller.
20489 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20491 * optabs.c (can_compare_p): Test the predicate of a
20492 cbranch and cstore pattern.
20494 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20496 * expr.c (convert_move): Use emit_store_flag instead of
20499 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20501 * config/i386/i386.c (ix86_compare_emitted): Remove.
20502 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20503 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20504 * config/i386/i386.h (ix86_compare_emitted): Remove.
20505 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20506 instead of ix86_compare_emitted.
20507 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20509 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20511 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20512 Add t-sysroot-suffix to tmake_file.
20513 * config/print-sysroot-suffix.sh: New file.
20514 * config/t-sysroot-suffix: New file.
20516 2009-04-07 Ben Elliston <bje@au.ibm.com>
20518 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20519 as the latter produces a warning when the target does not support
20522 2009-04-07 Ben Elliston <bje@au.ibm.com>
20524 * dfp.c: Replace type punning assignments with memcpy throughout.
20525 * Makefile.in (dfp.o-warn): Remove.
20527 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20530 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20531 Include soft-fp/t-softfp after rs6000/t-linux64.
20533 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20535 * stor-layout.c (set_sizetype): Use the full precision of their
20536 machine mode for bitsize types.
20538 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20540 * config/i386/i386.md: Revert 2 accidental checkins.
20542 2009-04-06 Joey Ye <joey.ye@intel.com>
20543 Xuepeng Guo <xuepeng.guo@intel.com>
20544 H.J. Lu <hongjiu.lu@intel.com>
20546 Atom pipeline model, tuning and insn selection.
20547 * config.gcc (atom): Add atom config options and target.
20549 * config/i386/atom.md: New.
20551 * config/i386/i386.c (atom_cost): New cost.
20552 (m_ATOM): New macro flag.
20553 (initial_ix86_tune_features): Set m_ATOM.
20554 (x86_accumulate_outgoing_args): Likewise.
20555 (x86_arch_always_fancy_math_387): Likewise.
20556 (processor_target): Add Atom cost.
20557 (cpu_names): Add Atom cpu name.
20558 (override_options): Set Atom ISA.
20559 (ix86_issue_rate): New case PROCESSOR_ATOM.
20560 (ix86_adjust_cost): Likewise.
20562 * config/i386/i386.h (TARGET_ATOM): New target macro.
20563 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20564 (TARGET_OPT_AGU): New target option.
20565 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20566 (processor_type): Add PROCESSOR_ATOM.
20568 * config/i386/i386.md (cpu): Add new value "atom".
20569 (use_carry, movu): New attr.
20570 (atom.md): Include atom.md.
20571 (adddi3_carry_rex64): Set attr "use_carry".
20572 (addqi3_carry): Likewise.
20573 (addhi3_carry): Likewise.
20574 (addsi3_carry): Likewise.
20575 (*addsi3_carry_zext): Likewise.
20576 (subdi3_carry_rex64): Likewise.
20577 (subqi3_carry): Likewise.
20578 (subhi3_carry): Likewise.
20579 (subsi3_carry): Likewise.
20580 (x86_movdicc_0_m1_rex64): Likewise.
20581 (*x86_movdicc_0_m1_se): Likewise.
20582 (x86_movsicc_0_m1): Likewise.
20583 (*x86_movsicc_0_m1_se): Likewise.
20584 (*adddi_1_rex64): Emit add insn as much as possible.
20585 (*addsi_1): Likewise.
20586 (return_internal): Set atom_unit.
20587 (return_internal_long): Likewise.
20588 (return_pop_internal): Likewise.
20589 (*rcpsf2_sse): Set atom_sse_attr attr.
20590 (*qrt<mode>2_sse): Likewise.
20591 (*prefetch_sse): Likewise.
20593 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20595 (ix86_target_macros_internal): Likewise.
20597 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20598 (*prefetch_sse_rex): Likewise.
20599 (sse_rcpv4sf2): Likewise.
20600 (sse_vmrcpv4sf2): Likewise.
20601 (sse_sqrtv4sf2): Likewise.
20602 (<sse>_vmsqrt<mode>2): Likewise.
20603 (sse_ldmxcsr): Likewise.
20604 (sse_stmxcsr): Likewise.
20605 (*sse_sfence): Likewise.
20606 (sse2_clflush): Likewise.
20607 (*sse2_mfence): Likewise.
20608 (*sse2_lfence): Likewise.
20609 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20610 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20611 (avx_movdqu<avxmodesuffix>): Likewise.
20612 (avx_lddqu<avxmodesuffix>): Likewise.
20613 (sse2_movntv2di): Change attr "type" to "ssemov".
20614 (sse2_movntsi): Likewise.
20615 (rsqrtv8sf2): Change attr "type" to "sseadd".
20616 (sse3_addsubv2df3): Set attr "atom_unit".
20617 (sse3_h<plusminus_insn>v4sf3): Likewise.
20618 (*sse2_pmaddwd): Likewise.
20619 (*vec_extractv2di_1_rex64): Likewise.
20620 (*vec_extractv2di_1_avx): Likewise.
20621 (sse2_psadbw): Likewise.
20622 (ssse3_phaddwv8hi3): Likewise.
20623 (ssse3_phaddwv4hi3): Likewise.
20624 (ssse3_phadddv4si3): Likewise.
20625 (ssse3_phadddv2si3): Likewise.
20626 (ssse3_phaddswv8hi3): Likewise.
20627 (ssse3_phaddswv4hi3): Likewise.
20628 (ssse3_phsubwv8hi3): Likewise.
20629 (ssse3_phsubwv4hi3): Likewise.
20630 (ssse3_phsubdv4si3): Likewise.
20631 (ssse3_phsubdv2si3): Likewise.
20632 (ssse3_phsubswv8hi3): Likewise.
20633 (ssse3_phsubswv4hi3): Likewise.
20634 (ssse3_pmaddubsw128): Likewise.
20635 (sse3_pmaddubsw: Likewise.
20636 (ssse3_palignrti): Likewise.
20637 (ssse3_palignrdi): Likewise.
20639 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20641 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20643 2009-04-06 Richard Guenther <rguenther@suse.de>
20645 PR tree-optimization/28868
20646 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20647 of which PHI results we inserted.
20648 (insert_into_preds_of_block): Record inserted PHIs.
20649 (eliminate): Eliminate redundant PHI nodes.
20650 (init_pre): Init inserted_phi_names.
20652 2009-04-06 Richard Guenther <rguenther@suse.de>
20654 PR tree-optimization/39643
20655 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20656 IMAGPART_EXPRs of complex constants.
20657 (execute_fold_all_builtins): If we folded a call queue
20658 TODO_update_address_taken.
20660 2009-04-06 Jan Hubicka <jh@suse.cz>
20662 PR middle-end/39659
20663 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20666 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20668 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20670 (ic_invalidate_array): Likewise.
20672 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20674 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20675 alignment for library calls.
20677 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20679 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20680 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20681 * config/i386/mingw-stdint.h: New file.
20683 2009-04-05 Richard Guenther <rguenther@suse.de>
20685 PR tree-optimization/39648
20686 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20687 our &A vs. &A[0] IL deficiencies.
20689 2009-04-04 Jan Hubicka <jh@suse.cz>
20691 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20692 removed toplevel regions.
20693 (sjlj_mark_call_sites): Likewise.
20695 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20697 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20698 (cygwin tm clause use_gcc_stdint): Set to wrap.
20699 * config/i386/cygwin-stdint.h: New file.
20701 2009-04-04 Richard Guenther <rguenther@suse.de>
20703 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20704 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20705 single-argument PHIs if we are in loop-closed SSA form.
20706 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20707 for the pre-condition.
20708 (slpeel_tree_peel_loop_to_edge): Likewise.
20709 (vect_build_loop_niters): Take an optional sequence to append stmts.
20710 (vect_generate_tmps_on_preheader): Likewise.
20711 (vect_do_peeling_for_loop_bound): Take extra guards for the
20713 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20714 the cost model check.
20715 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20716 guards if we are going to peel. Do not apply versioning in that case.
20717 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20718 (vect_do_peeling_for_loop_bound): Likewise.
20719 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20720 loop bound only record extra pre-conditions, do not apply loop
20723 2009-04-04 Richard Guenther <rguenther@suse.de>
20725 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20728 2009-04-04 Jan Hubicka <jh@suse.cz>
20730 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20731 last_basic_block for size of bb->index indexed array.
20732 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20733 compute_out, link_btr_uses, build_btr_def_use_webs,
20734 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20736 2009-04-04 Jan Hubicka <jh@suse.cz>
20738 * except.c (remove_eh_handler_and_replace): Break out from ...
20739 (remove_eh_handler): ... here.
20740 (bring_to_root): New function.
20741 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20742 handled ones, bring others to root of tree.
20744 2009-04-04 Jan Hubicka <jh@suse.cz>
20746 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20747 (all_phis_safe_to_merge): New function.
20748 (update_info): New structure.
20749 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20750 (cleanup_empty_eh): Update SSA if possible.
20752 2009-04-04 Richard Guenther <rguenther@suse.de>
20754 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20755 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20756 (append_vuse): Likewise.
20758 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20760 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20761 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20762 instead of REG_UNSAVED for DW_CFA_undefined.
20763 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20764 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20767 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20770 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20771 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20772 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20774 2009-04-04 Richard Guenther <rguenther@suse.de>
20776 PR tree-optimization/8781
20777 PR tree-optimization/37892
20778 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20779 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20780 (valueize_refs): Call it for *& valueizations.
20781 (shared_reference_ops_from_ref): Rename to ...
20782 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20783 (shared_reference_ops_from_call): Rename to ...
20784 (valueize_shared_reference_ops_from_call): ... this and valueize.
20785 (vn_reference_lookup): Update.
20786 (visit_reference_op_call): Likewise.
20787 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20788 (eliminate): Value-replace the call address in call statements.
20790 2009-04-04 Richard Guenther <rguenther@suse.de>
20792 PR tree-optimization/39636
20793 * tree-ssa-forwprop.c
20794 (forward_propagate_addr_into_variable_array_index): Check for
20795 GIMPLE_ASSIGN before accessing the rhs code.
20797 2009-04-03 Jason Merrill <jason@redhat.com>
20799 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20801 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20803 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20804 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20805 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20806 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20807 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20808 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20809 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20810 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20811 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20812 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20813 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20814 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20815 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20816 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20817 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20818 Use fr_reg_or_fp01_operand instead of fr_register_operand
20820 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20821 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20822 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20824 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20826 PR rtl-optimization/39607
20827 PR rtl-optimization/39631
20831 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20832 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20833 instead of DF_LR_OUT.
20834 * ira-lives.c (process_bb_node_lives): Ditto.
20835 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20836 instead of DF_LR_{OUT,IN}.
20837 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20838 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20840 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20842 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20843 (execute_lower_omp): Always run but take the short way out if -fopenmp
20845 (gate_lower_omp): Remove, forcing the pass manager to always run the
20846 pass and always set PROP_gimple_lomp.
20847 (pass_lower_omp): Remove gate function.
20848 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20849 PROP_trees. Instead, require it.
20850 * ipa-cp.c (pass_ipa_cp): Likewise.
20851 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20852 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20853 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20854 and PROP_gimple_leh.
20856 2009-04-03 Richard Guenther <rguenther@suse.de>
20858 PR middle-end/13146
20859 PR tree-optimization/23940
20860 PR tree-optimization/33237
20861 PR middle-end/33974
20862 PR middle-end/34093
20863 PR tree-optimization/36201
20864 PR tree-optimization/36230
20865 PR tree-optimization/38049
20866 PR tree-optimization/38207
20867 PR tree-optimization/38230
20868 PR tree-optimization/38301
20869 PR tree-optimization/38585
20870 PR middle-end/38895
20871 PR tree-optimization/38985
20872 PR tree-optimization/39299
20873 * tree-ssa-structalias.h: Remove.
20874 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20875 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20876 (struct vuse_element_d): Remove.
20877 (struct vuse_vec_d): Likewise.
20878 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20879 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20880 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20881 VUSE_ELEMENT_VAR): Likewise.
20882 (struct voptype_d): Likewise.
20883 (NUM_VOP_FREE_BUCKETS): Likewise.
20884 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20885 (struct stmt_operands_d): Remove.
20886 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20887 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20888 VDEF_NUM, VDEF_VECT): Likewise.
20889 (copy_virtual_operands): Remove.
20890 (operand_build_cmp): Likewise.
20891 (create_ssa_artificial_load_stmt): Likewise.
20892 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20893 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20894 vuse_index and mayuse_index members. Pack and move done and iter_type
20895 members to the front.
20896 (SSA_OP_VMAYUSE): Remove.
20897 (SSA_OP_VIRTUAL_USES): Adjust.
20898 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20899 (unlink_stmt_vdef): Declare.
20900 (add_to_addressable_set): Remove.
20901 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20902 (vrp_visit_stmt): Likewise.
20903 * doc/tree-ssa.texi (Alias analysis): Update.
20904 * doc/invoke.texi (max-aliased-vops): Remove docs.
20905 (avg-aliased-vops): Likewise.
20906 * tree-into-ssa.c (syms_to_rename): Remove.
20907 (need_to_update_vops_p): Likewise.
20908 (need_to_initialize_update_ssa_p): Rename to ...
20909 (update_ssa_initialized_fn): ... this. Track function we are
20911 (symbol_marked_for_renaming): Simplify.
20912 (add_new_name_mapping): Do not set need_to_update_vops_p.
20913 (dump_currdefs): Use SYMS_TO_RENAME.
20914 (rewrite_update_stmt): Always walk all uses/defs.
20915 (dump_update_ssa): Adjust.
20916 (init_update_ssa): Take function argument. Track what we are
20918 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20919 (create_new_def_for): Initialize for cfun, assert we are initialized
20921 (mark_sym_for_renaming): Simplify.
20922 (mark_set_for_renaming): Do not initialize update-ssa.
20923 (need_ssa_update_p): Simplify. Take function argument.
20924 (name_mappings_registered_p): Assert we ask for the correct function.
20925 (name_registered_for_update_p): Likewise.
20926 (ssa_names_to_replace): Likewise.
20927 (release_ssa_name_after_update_ssa): Likewise.
20928 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20929 (dump_decl_set): Do not print a newline.
20930 (debug_decl_set): Do it here.
20931 (dump_update_ssa): And here.
20932 * tree-ssa-loop-im.c (move_computations): Adjust.
20933 (movement_possibility): Likewise.
20934 (determine_max_movement): Likewise.
20935 (gather_mem_refs_stmt): Likewise.
20936 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20937 or NAME_MEMORY_TAG.
20938 * tree-complex.c (update_all_vops): Remove.
20939 (expand_complex_move): Adjust.
20940 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20941 Simplify test for memory referencing statement. Exclude
20942 non-invariant ADDR_EXPRs.
20943 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20944 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20945 (rdg_flag_uses): Likewise.
20946 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20948 (tree_optimize_tail_calls_1): Also split the
20949 edge from the entry block if we have degenerate PHI nodes in
20950 the first basic block.
20951 * tree.c (init_ttree): Remove memory-tag related code.
20952 (tree_code_size): Likewise.
20953 (tree_node_structure): Likewise.
20954 (build7_stat): Re-write to be build6_stat.
20955 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20956 (SSA_VAR_P): Adjust.
20957 (struct tree_memory_tag): Remove.
20958 (struct tree_memory_partition_tag): Likewise.
20959 (union tree_node): Adjust.
20960 (build7): Re-write to be build6.
20961 * tree-pass.h (pass_reset_cc_flags): Remove.
20962 (TODO_update_address_taken): New flag.
20963 (pass_simple_dse): Remove.
20964 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20965 * params.h (MAX_ALIASED_VOPS): Remove.
20966 (AVG_ALIASED_VOPS): Likewise.
20967 * omp-low.c (expand_omp_taskreg): Update SSA form.
20968 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20969 aliases the lhs in a copy stmt.
20970 * tree-ssa-dse.c (struct address_walk_data): Remove.
20971 (memory_ssa_name_same): Likewise.
20972 (memory_address_same): Likewise.
20973 (get_kill_of_stmt_lhs): Likewise.
20974 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20975 unused stores. Look through PHI nodes into post-dominated regions.
20976 (dse_optimize_stmt): Simplify. Properly remove stores.
20977 (tree_ssa_dse): Compute dominators.
20978 (execute_simple_dse): Remove.
20979 (pass_simple_dse): Likewise.
20980 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20981 gimple_loaded_syms and gimple_stored_syms computation.
20982 * toplev.c (dump_memory_report): Dump alias and pta stats.
20983 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20984 (vn_reference_eq): Likewise.
20985 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20986 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20987 valueize_vuses): Remove.
20988 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20989 (get_def_ref_stmt_vuse): ... this.
20990 (vn_reference_lookup_2): New function.
20991 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20992 walking equivalent vuses. Simplify.
20993 (vn_reference_lookup): Likewise.
20994 (vn_reference_insert): Likewise.
20995 (vn_reference_insert_pieces): Likewise.
20996 (visit_reference_op_call): Simplify.
20997 (visit_reference_op_load): Likewise.
20998 (visit_reference_op_store): Likewise.
20999 (init_scc_vn): Remove shared_lookup_vuses initialization.
21000 (free_scc_vn): Remove shared_lookup_vuses freeing.
21001 (sort_vuses, sort_vuses_heap): Remove.
21002 (get_ref_from_reference_ops): Export.
21003 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21004 vector with single vuse pointer.
21005 (vn_reference_lookup_pieces, vn_reference_lookup,
21006 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21007 (shared_vuses_from_stmt): Remove.
21008 (get_ref_from_reference_ops): Declare.
21009 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21010 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21011 memory-tag related code.
21012 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21013 (likely_value): Add comment, skip static-chain of call statements.
21014 (surely_varying_stmt_p): Adjust.
21015 (gimplify_and_update_call_from_tree): Likewise.
21016 (execute_fold_all_builtins): Do not rebuild alias info.
21017 (gimplify_and_update_call_from_tree): Properly update VOPs.
21018 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21019 (copy_ref_info): Remove memory-tag related code.
21020 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21021 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21022 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21024 * tree-ssa-dom.c (gimple_p): Remove typedef.
21025 (eliminate_redundant_computations): Adjust.
21026 (record_equivalences_from_stmt): Likewise.
21027 (avail_expr_hash): Likewise.
21028 (avail_expr_eq): Likewise.
21029 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21030 (stmt_makes_single_load): Likewise.
21031 (stmt_makes_single_store): Likewise.
21032 * tree-ssa-alias.c: Rewrite completely.
21033 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21034 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21035 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21036 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21037 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21038 Remove public functions.
21039 (pass_reset_cc_flags): Remove.
21040 (pass_build_alias): Move ...
21041 * tree-ssa-structalias.c (pass_build_alias): ... here.
21042 * tree-ssa-alias.c (may_be_aliased): Move ...
21043 * tree-flow-inline.h (may_be_aliased): ... here.
21044 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21045 count_uses_and_derefs): Move ...
21046 * gimple.c: ... here.
21047 * gimple.h (count_uses_and_derefs): Declare.
21048 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21049 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21050 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21051 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21052 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21053 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21054 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21056 * tree-dfa.c (refs_may_alias_p): Move ...
21057 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21058 * tree-ssa-alias.h: New file.
21059 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21060 (statement_sink_location): Likewise.
21061 * opts.c (decode_options): Do not adjust max-aliased-vops or
21062 avg-aliased-vops values.
21063 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21064 (TV_CALL_CLOBBER): Likewise.
21065 (TV_FLOW_SENSITIVE): Likewise.
21066 (TV_FLOW_INSENSITIVE): Likewise.
21067 (TV_MEMORY_PARTITIONING): Likewise.
21068 (TV_ALIAS_STMT_WALK): New timevar.
21069 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21070 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21071 (get_address_description): Remove memory-tag related code.
21072 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21073 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21074 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21075 and immediate uses in statements. Document.
21076 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21077 (dump_symbols): Remove.
21078 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21079 * alias.c (get_deref_alias_set): New function split out from ...
21080 (get_alias_set): ... here.
21081 * alias.h (get_deref_alias_set): Declare.
21082 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21083 type parameter. Remove restrict pointer handling. Create a
21084 ref-all pointer in case type-based alias sets do not conflict.
21085 (vect_analyze_data_refs): Remove SMT related code.
21086 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21087 (vectorizable_load): Likewise.
21088 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21089 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21090 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21091 Ignore vops and SMTs.
21092 (dr_analyze_alias): Likewise..
21093 (free_data_ref): Likewise.
21094 (create_data_ref): Likewise.
21095 (analyze_all_data_dependences): Likewise.
21096 (get_references_in_stmt): Adjust.
21097 * tree-flow-inline.h (gimple_aliases_computed_p,
21098 gimple_addressable_vars, gimple_call_clobbered_vars,
21099 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21100 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21101 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21102 gimple_mem_ref_stats): Remove.
21103 (gimple_vop): New function.
21104 (op_iter_next_use): Remove vuses and mayuses cases.
21105 (op_iter_next_def): Remove vdefs case.
21106 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21107 (clear_and_done_ssa_iter): Do not set removed fields.
21108 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21109 Assert we are not iterating over vuses or vdefs if not also
21110 iterating over uses or defs.
21111 (op_iter_init_use): Likewise.
21112 (op_iter_init_def): Likewise.
21113 (op_iter_next_vdef): Remove.
21114 (op_iter_next_mustdef): Likewise.
21115 (op_iter_init_vdef): Likewise.
21116 (compare_ssa_operands_equal): Likewise.
21117 (link_use_stmts_after): Handle vuse operand.
21118 (is_call_used): Use is_call_clobbered.
21119 (is_call_clobbered): Global variables are always call clobbered,
21120 query the call-clobbers bitmap.
21121 (mark_call_clobbered): Ignore global variables.
21122 (clear_call_clobbered): Likewise.
21123 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21124 virtual operands sanity check.
21125 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21127 (TARGET_MEM_REF): Remove TMR_TAG operand.
21128 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21129 Remove call-clobber related code.
21130 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21131 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21132 partitions or escape reason.
21133 (get_single_def_stmt, get_single_def_stmt_from_phi,
21134 get_single_def_stmt_with_phi): Remove.
21135 (dump_referenced_vars): Tidy.
21136 (get_ref_base_and_extent): Allow bare decls.
21137 (collect_dfa_stats): Adjust.
21138 * graphite.c (rename_variables_in_stmt): Adjust.
21139 (graphite_copy_stmts_from_block): Likewise.
21140 (translate_clast): Likewise.
21141 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21143 (translate_vuse_through_block): Use the oracle.
21144 (phi_translate_1): Adjust.
21145 (value_dies_in_block_x): Use the oracle. Cache the outcome
21147 (valid_in_sets): Check if the VUSE for
21148 a REFERENCE is available.
21149 (eliminate): Do not remove stmts during elimination,
21150 instead queue and remove them afterwards.
21151 (do_pre): Do not rebuild alias info.
21152 (pass_pre): Run TODO_rebuild_alias before PRE.
21153 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21154 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21155 (mark_all_v_defs_stmt): Remove.
21156 (mark_all_v_defs_seq): Adjust.
21157 (sra_replace): Likewise.
21158 (scalarize_use): Likewise.
21159 (scalarize_copy): Likewise.
21160 (scalarize_init): Likewise.
21161 (scalarize_ldst): Likewise.
21162 (todoflags): Remove.
21163 (tree_sra): Do not rebuild alias info.
21164 (tree_sra_early): Adjust.
21165 (pass_sra): Run TODO_update_address_taken before SRA.
21166 * tree-predcom.c (set_alias_info): Remove.
21167 (prepare_initializers_chain): Do not call it.
21168 (mark_virtual_ops_for_renaming): Adjust.
21169 (mark_virtual_ops_for_renaming_list): Remove.
21170 (initialize_root_vars): Adjust.
21171 (initialize_root_vars_lm): Likewise.
21172 (prepare_initializers_chain): Likewise.
21173 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21174 (may_propagate_copy_into_stmt): Likewise.
21175 (merge_alias_info): Do nothing for now.
21176 (propagate_tree_value_into_stmt): Adjust.
21177 (stmt_may_generate_copy): Likewise.
21178 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21179 not mark symbols for renaming.
21180 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21181 with the same statement, make sure to update the new pointed-to one.
21182 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21183 call statements, do not mark symbols for renaming.
21184 (mark_operand_necessary): Dump something.
21185 (ref_may_be_aliased): New function.
21186 (mark_aliased_reaching_defs_necessary_1): New helper function.
21187 (mark_aliased_reaching_defs_necessary): Likewise.
21188 (mark_all_reaching_defs_necessary_1): Likewise.
21189 (mark_all_reaching_defs_necessary): Likewise.
21190 (propagate_necessity): Do not process virtual PHIs. For
21191 non-aliased loads mark all reaching definitions as necessary.
21192 For aliased loads and stores mark the immediate dominating
21193 aliased clobbers as necessary.
21194 (visited): New global static.
21195 (perform_tree_ssa_dce): Free visited bitmap after propagating
21197 (remove_dead_phis): Perform simple dead virtual PHI removal.
21198 (remove_dead_stmt): Properly unlink virtual operands when
21200 (eliminate_unnecessary_stmts): Schedule PHI removal after
21202 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21203 (process_replaceable): Likewise.
21204 (find_replaceable_in_bb): Likewise.
21205 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21206 based on the single gimple vop.
21207 (verify_flow_insensitive_alias_info): Remove.
21208 (verify_flow_sensitive_alias_info): Likewise.
21209 (verify_call_clobbering): Likewise.
21210 (verify_memory_partitions): Likewise.
21211 (verify_alias_info): Likewise.
21212 (verify_ssa): Adjust..
21213 (execute_update_addresses_taken): Export. Update SSA
21214 manually. Optimize only when optimizing. Use a local bitmap.
21215 (pass_update_address_taken): Remove TODO_update_ssa, add
21217 (pass_update_address_taken): Just use TODO_update_address_taken.
21218 (init_tree_ssa): Do not initialize addressable_vars.
21219 (verify_ssa): Verify new VUSE / VDEF properties.
21220 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21221 Do not call verify_alias_info.
21222 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21223 Do not free the loaded and stored syms bitmaps. Reset the escaped
21224 and callused solutions. Do not free addressable_vars.
21225 Remove memory-tag related code.
21226 (warn_uninitialized_var): Aliases are always available.
21227 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21228 * lambda-code.c (can_put_in_inner_loop): Adjust.
21229 (can_put_after_inner_loop): Likewise.
21230 (perfect_nestify): Likewise.
21231 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21232 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21233 (vectorizable_conversion): Do not mark symbols for renaming.
21234 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21235 (expand_call_inline): Unlink the calls virtual operands before
21237 (tree_function_versioning): Do not call update_ssa if we are not
21238 updating clones. Simplify.
21239 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21240 (propagate_with_phi): Likewise..
21241 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21242 clobber code. Assert we are not aliased or global.
21243 * tree-flow.h: Include tree-ssa-alias.h
21244 (enum escape_type): Remove.
21245 (struct mem_sym_stats_d): Likewise.
21246 (struct mem_ref_stats_d): Likewise.
21247 (struct gimple_df): Add vop member. Remove global_var,
21248 call_clobbered_vars, call_used_vars, addressable_vars,
21249 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21250 escaped and callused members.
21251 (struct ptr_info_def): Remove all members, add points-to solution
21253 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21254 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21255 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21256 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21257 (tree-ssa-alias.o): Likewise.
21258 (toplev.o): Add tree-ssa-alias.h
21259 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21260 * gimple.c (gimple_set_bb): Fix off-by-one error.
21261 (is_gimple_reg): Do not handle memory tags.
21262 (gimple_copy): Also copy virtual operands.
21263 Delay updating the statement. Do not reset loaded and stored syms.
21264 (gimple_set_stored_syms): Remove.
21265 (gimple_set_loaded_syms): Likewise.
21266 (gimple_call_copy_skip_args): Copy the virtual operands
21267 and mark the new statement modified.
21268 * tree-ssa-structalias.c (may_alias_p): Remove.
21269 (set_uids_in_ptset): Take the alias set to prune with as
21270 parameter. Fold in the alias test of may_alias_p.
21271 (compute_points_to_sets): Compute whether a ptr is dereferenced
21272 in a local sbitmap.
21273 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21274 other ADDRESSOF constraints on the lhs.
21275 (get_constraint_for_component_ref): Assert that we don't get
21276 ADDRESSOF constraints from the base of the reference.
21277 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21278 (struct variable_info): Remove collapsed_to member.
21279 (get_varinfo_fc): Remove.
21280 (new_var_info): Do not set collapsed_to.
21281 (dump_constraint): Do not follow cycles.
21282 (dump_constraint_graph): Likewise.
21283 (build_pred_graph): Likewise.
21284 (build_succ_graph): Likewise.
21285 (rewrite_constraints): Likewise.
21286 (do_simple_structure_copy): Remove.
21287 (do_rhs_deref_structure_copy): Remove.
21288 (do_lhs_deref_structure_copy): Remove.
21289 (collapse_rest_of_var): Remove.
21290 (do_structure_copy): Re-implement.
21291 (pta_stats): New global variable.
21292 (dump_pta_stats): New function.
21293 (struct constraint_expr): Make offset signed.
21294 (UNKNOWN_OFFSET): Define special value.
21295 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21296 (solution_set_expand): New helper function split out from ...
21297 (do_sd_constraint): ... here.
21298 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21299 (do_ds_constraint): Likewise.
21300 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21301 and CALLUSED = *CALLUSED.
21302 (set_union_with_increment): Make inc argument signed.
21303 (type_safe): Remove.
21304 (get_constraint_for_ptr_offset): Handle unknown and negative
21306 (first_vi_for_offset): Handle offsets before start. Bail
21307 out early for offsets beyond the variable extent.
21308 (first_or_preceding_vi_for_offset): New function.
21309 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21310 Together with ESCAPED = *ESCAPED this properly computes reachability.
21311 (find_what_var_points_to): New function.
21312 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21313 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21314 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21315 pt_solutions_intersect): New functions.
21316 (compute_call_used_vars): Remove.
21317 (compute_may_aliases): New main entry into PTA computation.
21318 * gimple.h (gimple_p): New typedef.
21319 (struct gimple_statement_base): Remove references_memory_p.
21320 (struct gimple_statement_with_memory_ops_base): Remove
21321 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21323 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21324 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21325 gimple_set_references_memory): Remove.
21326 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21327 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21329 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21330 (verify_expr): Allow RESULT_DECL.
21331 (gimple_duplicate_bb): Do not copy virtual operands.
21332 (gimple_duplicate_sese_region): Adjust.
21333 (gimple_duplicate_sese_tail): Likewise.
21334 (mark_virtual_ops_in_region): Remove.
21335 (move_sese_region_to_fn): Do not call it.
21336 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21337 and pass_simple_dse.
21338 (execute_function_todo): Handle TODO_update_address_taken,
21339 call execute_update_addresses_taken for TODO_rebuild_alias.
21340 (execute_todo): Adjust.
21341 (execute_one_pass): Init dump files early.
21342 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21344 (create_general_new_stmt): Clear vops.
21345 * tree-ssa-reassoc.c (get_rank): Adjust.
21346 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21347 symbols for renaming.
21348 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21349 (PARAM_AVG_ALIASED_VOPS): Likewise.
21350 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21351 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21352 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21353 (operand_build_cmp, copy_virtual_operands,
21354 create_ssa_artificial_load_stmt, add_to_addressable_set,
21355 gimple_add_to_addresses_taken): Remove public functions.
21356 (unlink_stmt_vdef): New function.
21358 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21360 * config.gcc (powerpc-*-linux*): Merge variants.
21362 2009-04-02 Chao-ying Fu <fu@mips.com>
21363 James Grosbach <james.grosbach@microchip.com>
21365 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21366 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21368 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21369 keep_interrupts_masked_p, use_debug_exception_return_p.
21370 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21371 keep_interrupts_masked, use_debug_exception_return.
21372 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21373 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21375 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21376 (mips_print_operand): Process COP0 registers to print $0 .. $31
21377 correctly for GAS to process.
21378 (mips_interrupt_extra_call_saved_reg_p): New function.
21379 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21381 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21382 (mips_compute_frame_info): Add supports for interrupt context that
21383 includes doubleword accumulators and COP0 registers.
21384 (mips_for_each_saved_acc): New function.
21385 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21386 mips_for_each_saved_reg.
21387 (mips_save_reg): Save accumulators.
21388 (mips_kernel_reg_p): A new for_each_rtx callback.
21389 (mips_expand_prologue): Support interrupt handlers.
21390 (mips_restore_reg): Restore accumulators.
21391 (mips_expand_epilogue): Support interrupt handlers.
21392 (mips_can_use_return_insn): Return false for interrupt handlers.
21393 (mips_epilogue_uses): New function.
21394 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21395 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21396 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21397 cop0_move): New instructions.
21398 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21399 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21401 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21403 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21404 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21405 interrupt handlers, we use K0 as the temporary register.
21406 (EPILOGUE_USES): Change to a function call.
21407 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21408 handlers, we use K0 as the temporary register.
21410 * doc/extend.texi (Function Attributes): Document interrupt,
21411 use_shadow_register_set, keep_interrupts_masked,
21412 use_debug_exception_return for MIPS attributes.
21414 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21416 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21417 Remove a number of t-files from tmake_file.
21418 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21419 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21420 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21421 target_prototype, not TARGET_PROTOTYPE.
21422 (LINK_OS_GNU_SPEC): Define.
21423 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21424 and darwin-ldoubdle.c.
21426 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21429 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21430 (cpp_options): Ditto.
21431 (default_compilers): Ditto.
21432 (display_help): Ditto.
21433 (process_command): Ditto.
21434 (do_spec_1): Ditto.
21435 (set_input): Use lbasename instead of duplicate code.
21436 (save_temps_prefix): New static for -save-temps=obj.
21437 (save_temps_length): Ditto.
21439 * doc/invoke.texi (-save-temps=obj): Document new variant to
21440 -save-temps switch.
21442 2009-04-02 Jeff Law <law@redhat.com>
21444 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21447 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21449 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21450 * configure: Regenerated.
21452 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21454 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21455 share the argument list.
21457 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21461 2009-02-12 Diego Novillo <dnovillo@google.com>
21463 * varpool.c (debug_varpool): New.
21464 * cgraph.h (debug_varpool): Declare.
21466 2009-04-02 Jan Hubicka <jh@suse.cz>
21468 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21471 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21473 * config/i386/i386.c (ix86_abi): Move initialization to ...
21474 (override_options): Here.
21476 2009-04-02 Christian Bruel <christian.bruel@st.com>
21478 * config/sh/sh.c (sh_dwarf_register_span): New function.
21479 (TARGET_DWARF_REGISTER_SPAN): Define.
21480 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21482 2009-04-02 Ira Rosen <irar@il.ibm.com>
21484 PR tree-optimization/39595
21485 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21486 interleaved loads group is not greater than the SLP group size.
21488 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21490 * builtins.c (is_builtin_name): New.
21491 (called_as_built_in): Use is_builtin_name.
21492 * tree.h (is_builtin_name): New.
21493 * varasm.c (incorporeal_function_p): Use is_builtin_name
21495 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21497 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21499 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21502 * c-decl.c (clone_underlying_type): Move this ...
21503 * c-common.c (set_underlying_type): ... here.
21504 Also, make sure the function properly sets TYPE_STUB_DECL() on
21505 the newly created typedef variant type.
21506 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21507 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21510 2009-04-02 Richard Guenther <rguenther@suse.de>
21512 PR tree-optimization/37221
21513 * tree-flow.h (degenerate_phi_result): Declare.
21514 * tree-ssa-dom.c (degenerate_phi_result): Export.
21515 * tree-scalar-evolution.c (analyze_initial_condition): If
21516 the initial condition is defined by a degenerate PHI node
21517 use the degenerate value.
21519 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21521 PR rtl-optimization/39588
21522 * combine.c (merge_outer_ops): Do not set the constant when this
21524 (simplify_shift_const_1): Do not modify it either in this case.
21526 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21528 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21529 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21531 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21534 * c-lex.c (interpret_float): Default (no suffix) is double.
21536 2009-04-1 Xinliang David Li <davidxl@google.com>
21538 * config/i386/i386.c (legitimate_constant_p): Recognize
21539 all one vector constant.
21541 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21543 * config/vax/vax.c: Add #includes to silence warnings.
21544 Change #include order to silence two warnings.
21546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21548 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21549 (ASM_SPEC): Pass -k to the assembler for PIC code.
21551 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21553 * config.gcc: Add vax-*-linux* to the switch.
21554 * config/vax/linux.h: New file. (TARGET_VERSION,
21555 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21557 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21559 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21560 Use predicate macros instead of GET_CODE() == foo.
21561 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21562 ashlsi3, rotrsi3, <unnamed>): Likewise.
21564 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21566 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21567 jbbccihi, jbbccisi): Remova trailing whitespace.
21568 * config/vax/constraints.md: Likewise.
21569 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21570 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21571 * config/vax/predicates.md: Likewise.
21572 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21573 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21574 * config/vax/vax.h: Likewise.
21575 * config/vax/vax.md (nonlocal_goto): Likewise.
21577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21579 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21580 (indirectable_address_p, adjacent_operands_p): Add spaces around
21582 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21584 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21586 * config/vax/vax.c (legitimate_constant_address_p,
21587 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21588 index_term_p, reg_plus_index_p, legitimate_address_p,
21589 vax_mode_dependent_address_p): Update comments to match functions
21590 modified by the recent int->bool conversion.
21592 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21594 * config/vax/builtins.md: Update copyright message.
21595 * config/vax/constraints.md: Likewise.
21596 * config/vax/netbsd-elf.h: Likewise.
21597 * config/vax/predicates.md: Likewise.
21598 * config/vax/vax-protos.h: Likewise.
21599 * config/vax/vax.c: Likewise.
21600 * config/vax/vax.h: Likewise.
21601 * config/vax/vax.md: Likewise.
21602 * config/vax/vax.opt: Likewise.
21604 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21606 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21607 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21608 * config/vax/constraints.md (B, R): Likewise.
21609 * config/vax/predicates.md (external_memory_operand,
21610 nonimmediate_addsub_di_operand): Likewise.
21611 * config/vax/vax.c (vax_output_int_add): Likewise.
21612 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21613 untyped_call): Likewise.
21615 2009-04-01 Matt Thomas <matt@3am-software.com>
21617 * config/vax/predicates.md: New file.
21618 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21619 external_const_operand, nonsymbolic_operand, external_memory_operand,
21620 indirect_memory_operand, indexed_memory_operand,
21621 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21622 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21624 * config/vax/constraints.md: New file.
21625 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21627 * config/vax/builtins.md: New file.
21628 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21629 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21631 * config/vax/vax.opt (mqmath): Add option.
21632 * config/vax/vax.md (isfx): Extend with DI.
21633 (VAXintQH, VAXintQHSD): Define.
21634 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21635 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21636 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21637 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21638 (movdi): Update constraints and use vax_output_int_move().
21639 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21640 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21641 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21642 nonlocal_goto): New.
21643 (mov<mode>): Extend accepted operand types.
21644 (subdi3_old): Rename from subdi3, change update constraints and use
21645 a new implementation.
21646 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21647 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21648 MOVE_RATIO, CLEAR_RATIO): Define.
21649 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21650 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21651 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21652 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21653 (split_quadword_operands): Make static and really allow variable
21655 (print_operand_address): Update for PIC generation.
21656 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21657 indexable_address_p, fixup_mathdi_operand,
21658 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21659 (vax_float_literal, legitimate_constant_p,
21660 indirectable_constant_address_p, index_term_p,
21661 reg_plus_index_p): Return bool instead of int.
21662 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21664 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21666 (vax_output_conditional_branch): Indent.
21667 (legitimate_constant_address_p, indirectable_constant_address_p,
21668 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21669 vax_mode_dependent_address_p): Return bool instead of int, update for
21671 * config/vax/vax-protos.h (legitimate_constant_address_p,
21672 legitimate_constant_p, legitimate_address_p,
21673 vax_mode_dependent_address_p): Change declaration to bool.
21674 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21675 vax_expand_addsub_di_operands, vax_output_int_subtract,
21676 vax_output_movmemsi): Declare.
21677 (split_quadword_operands, vax_float_literal): Delete declaration.
21678 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21679 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21680 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21681 ASM_OUTPUT_DWARF_PCREL): Define.
21682 (ASM_SPEC): Change definition to allow PIC generation.
21684 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21686 * doc/sourcebuild.texi: Update front-end requirements.
21688 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21691 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21692 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21693 (booldi3_internal3): Use boolean_or_operator instead of
21696 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21699 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21700 declarator whose size is not an integer constant expression but
21701 folds to an integer constant, then treat it as a constant
21704 2009-04-01 Richard Guenther <rguenther@suse.de>
21706 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21707 i * 4 + 2 to (i * 2 + 1) * 2.
21709 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21712 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21713 return if c_parser_asm_string_literal returned NULL.
21715 2009-04-01 Nick Clifton <nickc@redhat.com>
21717 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21719 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21720 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21721 other typedefs to avoid conflicts with libgcc2.c. Define labels
21722 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21724 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21725 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21728 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21730 * varasm.c (default_function_rodata_section): Declare DOT as
21733 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21734 Andrey Galkin <agalkin@hypercom.com>
21737 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21738 Make object_name unique for each process.
21740 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21743 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21744 addressable variables in the parallel that could go out of scope while
21745 running queued tasks.
21747 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21749 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21750 (CASE_VALUES_THRESHOLD): Redefine.
21751 * config/avr/avr.c (avr_override_options): Remove initialization of
21752 avr_case_values_threshold variable.
21753 (avr_case_values_threshold): Remove variable. Add new function.
21754 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21755 * config/avr/avr.opt (mno-tablejump): Remove option.
21756 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21758 2009-04-01 DJ Delorie <dj@redhat.com>
21760 * varasm.c (default_function_rodata_section): Don't assume
21761 anything about where the first '.' in the section name is.
21763 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21765 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21766 rs6000_emit_stack_tie.
21768 2009-03-31 Ian Lance Taylor <iant@google.com>
21770 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21771 gimple_code with GIMPLE_RESX, not RESX.
21773 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21775 * c-common.c (c_get_ident): New.
21776 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21778 2009-04-01 Ben Elliston <bje@au.ibm.com>
21780 * config/rs6000/sysv4.opt (msdata): Improve option description.
21782 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21784 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21785 (divdf3_internal_lat): Remove.
21786 (divxf3_internal_lat): Remove.
21787 (divxf3_internal_thr): Remove.
21788 (divxf): Use divxf3_internal.
21789 * config/ia64/div.md (divsf3_internal_lat): New.
21790 (divdf3_internal_lat): New.
21791 (divxf3_internal): New.
21793 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21796 * Makefile.in (USE_GCC_STDINT): Define.
21797 (stmp-int-hdrs): Install stdint.h if applicable.
21798 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21800 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21801 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21802 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21803 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21804 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21805 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21806 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21807 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21808 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21809 (c_common_nodes_and_builtins): Initialize
21810 underlying_wchar_type_node. Do not initialize
21811 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21812 nodes for new types.
21813 (c_stddef_cpp_builtins): Define macros for new types.
21814 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21816 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21817 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21818 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21819 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21820 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21821 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21822 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21823 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21824 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21825 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21826 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21827 int16_type_node, int32_type_node, int64_type_node,
21828 uint8_type_node, uint16_type_node, c_uint32_type_node,
21829 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21830 int_least32_type_node, int_least64_type_node,
21831 uint_least8_type_node, uint_least16_type_node,
21832 uint_least32_type_node, uint_least64_type_node,
21833 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21834 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21835 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21836 uintptr_type_node): Define.
21837 * c-cppbuiltin.c (builtin_define_constants,
21838 builtin_define_type_minmax): New.
21839 (builtin_define_stdint_macros): Define more macros.
21840 (c_cpp_builtins): Define more limit macros.
21841 (type_suffix): New.
21842 (builtin_define_type_max): Define in terms of
21843 builtin_define_type_minmax. Remove is_long parameter. All
21845 * config.gcc (use_gcc_stdint): Define.
21846 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21847 Add newlib-stdint.h for generic targets.
21848 * config/glibc-stdint.h, config/newlib-stdint.h,
21849 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21850 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21851 * config/score/score.h (UINTPTR_TYPE): Define.
21852 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21853 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21854 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21855 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21856 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21857 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21858 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21859 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21860 * config/spu/spu.h (STDINT_LONG32): Define.
21861 * configure.ac (use_gcc_stdint): Substitute.
21862 * configure: Regenerate.
21863 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21864 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21865 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21866 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21867 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21868 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21869 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21870 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21871 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21872 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21873 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21874 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21875 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21876 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21877 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21878 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21879 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21880 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21881 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21882 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21883 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21884 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21885 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21886 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21887 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21888 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21889 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21890 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21891 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21893 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21895 * loop-iv.c (suitable_set_for_replacement): Renamed from
21896 simplify_using_assignment; changed to return bool and to accept new
21897 args DEST and SRC. Return true iff we find a source/destination pair
21898 that can be used to make a replacement, and fill SRC and DEST if so.
21899 Remove arg ALTERED. Don't deal with altered regs here. All callers
21901 (simplify_using_initial_values): Deal with altered regs here and track
21902 more precisely the effect they have on the validity of our expression.
21904 * loop-iv.c (simplify_using_condition): A condition of the form
21905 (EQ REG CONST) can be used to simply make a substitution.
21906 (simplify_using_initial_values): Keep track of conditions we have seen
21907 and keep using them to simplify new expressions, while applying the
21908 same substitutions to them as to the expression.
21910 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21911 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21914 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21915 changed. Use this when trying to improve the upper bound.
21916 Generate the comparison by using simplify_gen_relational.
21918 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21920 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21922 (simplify_using_assignment, simplify_using_initial_values): Call
21923 replace_in_expr to make replacements. Call replace_single_def_regs
21924 once on the initial version of the expression.
21926 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21929 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21931 2009-03-31 Richard Guenther <rguenther@suse.de>
21933 PR middle-end/31029
21934 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21935 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21937 2009-03-31 Richard Guenther <rguenther@suse.de>
21939 * tree.h (div_if_zero_remainder): Declare.
21940 * fold-const.c (div_if_zero_remainder): Export.
21941 * tree-ssa-forwprop.c
21942 (forward_propagate_addr_into_variable_array_index): Handle
21943 constant array index addition outside of the variable index.
21945 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21948 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21949 define_splits, floatunssi<mode>2): Require x87 conversions from
21950 DImode to be permitted.
21952 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21954 PR preprocessor/15638
21955 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21957 2009-03-31 Richard Guenther <rguenther@suse.de>
21959 PR middle-end/23401
21960 PR middle-end/27810
21961 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21962 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21963 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21964 a separate statement.
21965 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21966 (lookup_tmp_var): Likewise.
21967 (is_gimple_formal_tmp_or_call_rhs): Remove.
21968 (is_gimple_reg_or_call_rhs): Rename to ...
21969 (is_gimple_reg_rhs_or_call): ... this.
21970 (is_gimple_mem_or_call_rhs): Rename to ...
21971 (is_gimple_mem_rhs_or_call): ... this.
21972 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21973 DECL_GIMPLE_REG_P only if is_formal is true.
21974 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21975 for non-proper post-modify expression gimplification.
21976 (gimplify_self_mod_expr): For post-modify expressions gimplify
21977 the lvalue to a minimal lvalue.
21978 (rhs_predicate_for): Remove formal temp case.
21979 (gimplify_modify_expr_rhs): Likewise.
21980 (gimplify_addr_expr): Use is_gimple_reg.
21981 (gimplify_expr): Remove formal temp cases.
21982 (gimple_regimplify_operands): Likewise.
21983 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21984 and FILTER_EXPR like constants.
21985 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21987 (is_gimple_formal_tmp_rhs): Remove.
21988 (is_gimple_reg_rhs): Remove special casing.
21989 (is_gimple_mem_rhs): Fix.
21990 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21991 (is_gimple_formal_tmp_var): Remove.
21992 (is_gimple_formal_tmp_reg): Likewise.
21993 (is_gimple_min_lval): Allow invariant component ref parts.
21994 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21995 is_gimple_formal_tmp_reg): Remove declarations.
21996 * tree-cfg.c (verify_expr): Verify that variables with address
21997 taken do not have DECL_GIMPLE_REG_P set.
21998 * tree-mudflap.c (mf_build_check_statement_for): Use
21999 force_gimple_operand instead of gimplify_expr.
22001 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22003 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22004 schedulable rows to compute_split_row.
22006 2009-03-31 Ben Elliston <bje@au.ibm.com>
22009 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22012 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22014 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22015 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22016 * configure: Regenerate.
22017 * config.in: Regenerate.
22018 * config/rs6000/rs6000.opt (mtls-markers): Add.
22019 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22020 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22021 (tls_ld_aix, tls_ld_sysv): Likewise.
22022 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22023 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22025 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22027 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22029 2009-03-30 Jan Hubicka <jh@suse.cz>
22031 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22033 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22034 detection and label handling.
22036 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22038 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22039 left_conflicts_size.
22040 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22041 ALLOCNO_LEFT_CONFLICTS_SIZE.
22043 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22044 remove_allocno_from_bucket_and_push,
22045 allocno_spill_priority_compare, push_allocnos_to_stack,
22046 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22047 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22048 (setup_allocno_left_conflicts_num): Ditto. Rename to
22049 setup_allocno_left_conflicts_size.
22050 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22051 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22052 setup_allocno_left_conflicts_size instead of
22053 setup_allocno_left_conflicts_num.
22055 * ira-build.c (ira_create_allocno): Use
22056 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22057 ALLOCNO_LEFT_CONFLICTS_NUM.
22059 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22061 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22062 instead of DF_LR_OUT.
22064 * ira-lives.c (process_bb_node_lives): Ditto.
22066 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22067 instead of DF_LR_{OUT,IN}.
22069 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22071 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22073 2009-03-30 Jan Hubicka <jh@suse.cz>
22075 * except.c (label_to_region_map): Fix thinko.
22077 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22079 PR middle-end/38237
22080 * tree.h (tree_find_value): New declaration.
22081 * tree.c (tree_find_value): New function.
22082 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22084 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22087 * c-decl.c (struct c_binding): Add locus field.
22088 (bind): Add locus argument, set locus field from it.
22089 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22090 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22091 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22092 implicitly_declare, undeclared_variable, lookup_label,
22093 declare_label, c_make_fname_decl, c_builtin_function,
22094 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22097 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22100 * config/i386/i386.c (classify_argument): Check total size of
22103 2009-03-30 Martin Jambor <mjambor@suse.cz>
22105 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22106 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22107 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22110 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22111 seen_variable_array_ref while also traversing a union.
22113 * tree-inline.c (optimize_inline_calls): Do not call
22114 cgraph_node_remove_callees.
22115 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22116 (pass_remove_cgraph_callee_edges): New variable.
22117 * passes.c (init_optimization_passes): Add
22118 pass_remove_cgraph_callee_edges after early inlining and before all
22119 late intraprocedural passes.
22121 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22123 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22125 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22126 Fix typos in names.
22128 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22130 * combine.c (simplify_comparison): Use have_insn_for.
22131 * dojump.c (do_jump): Likewise.
22133 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22135 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22136 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22137 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22138 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22139 instead of sparc_compare_emitted.
22140 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22141 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22142 instead of sparc_compare_emitted.
22144 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22146 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22147 enter/exit cfglayout mode.
22148 (pass_partition_block): Require it.
22149 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22150 (combine_instructions): Track basic blocks instead of labels.
22151 (update_cfg_for_uncondjump): New.
22152 (try_combine): Use it. Update jumps after rescanning.
22153 (pass_combine): Require PROP_cfglayout.
22154 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22156 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22158 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22159 Provide/destroy PROP_cfglayout respectively.
22160 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22161 * tree-pass.h (PROP_cfglayout): New.
22163 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22165 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22166 fold_convert_const_fixed_from_fixed,
22167 fold_convert_const_fixed_from_int,
22168 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22169 set TREE_CONSTANT_OVERFLOW.
22170 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22171 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22173 2009-03-30 Ira Rosen <irar@il.ibm.com>
22175 * tree-vect-loop-manip.c: New file.
22176 * tree-vectorizer.c: Update documentation and included files.
22177 (vect_loop_location): Make extern.
22178 (rename_use_op): Move to tree-vect-loop-manip.c
22179 (rename_variables_in_bb, rename_variables_in_loop,
22180 slpeel_update_phis_for_duplicate_loop,
22181 slpeel_update_phi_nodes_for_guard1,
22182 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22183 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22184 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22185 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22186 find_loop_location): Likewise.
22187 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22188 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22189 get_vectype_for_scalar_type, vect_is_simple_use,
22190 supportable_widening_operation, supportable_narrowing_operation):
22192 (bb_in_loop_p): Move to tree-vect-loop.c.
22193 (new_loop_vec_info, destroy_loop_vec_info,
22194 reduction_code_for_scalar_code, report_vect_op,
22195 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22196 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22197 (vect_supportable_dr_alignment): Likewise.
22198 * tree-vectorizer.h (tree-data-ref.h): Include.
22199 (vect_loop_location): Declare.
22200 Reorganize function declarations according to the new file structure.
22201 * tree-vect-loop.c: New file.
22202 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22203 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22204 * tree-vect-data-refs.c: New file.
22205 * tree-vect-patterns.c (timevar.h): Don't include.
22206 * tree-vect-stmts.c: New file.
22207 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22208 tree-vect-slp.c, tree-vect-loop.c.
22209 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22210 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22211 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22212 (tree-vect-analyze.o): Remove.
22213 (tree-vect-transform.o): Likewise.
22214 (tree-vect-data-refs.o): Add rule.
22215 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22216 tree-vect-slp.o): Likewise.
22217 (tree-vect-patterns.o): Remove redundant dependencies.
22218 (tree-vectorizer.o): Likewise.
22219 * tree-vect-slp.c: New file.
22221 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22223 * optc-gen.awk: Warn if an option flag has multiple different
22226 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22228 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22229 -floop-block): Document dependences on PPL, CLooG and Graphite.
22231 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22233 PR rtl-optimization/323
22234 * c-common.c (c_fully_fold, convert_and_check,
22235 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22236 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22237 * c-common.def (EXCESS_PRECISION_EXPR): New.
22238 * c-cppbuiltin.c (builtin_define_float_constants): Define
22239 constants with enough digits for long double.
22240 * c-lex.c (interpret_float): Interpret constant with excess
22241 precision where appropriate.
22242 * c-opts.c (c_common_post_options): Set
22243 flag_excess_precision_cmdline. Give an error for
22244 -fexcess-precision=standard for C++ for processors where the
22245 option is significant.
22246 * c-parser.c (c_parser_conditional_expression): Handle excess
22247 precision in condition.
22248 * c-typeck.c (convert_arguments): Handle arguments with excess
22250 (build_unary_op): Move excess precision outside operation.
22251 (build_conditional_expr): Likewise.
22252 (build_compound_expr): Likewise.
22253 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22254 (build_modify_expr): Handle excess precision in RHS.
22255 (convert_for_assignment): Handle excess precision in converted
22257 (digest_init, output_init_element, process_init_element): Handle
22258 excess precision in initializer.
22259 (c_finish_return): Handle excess precision in return value.
22260 (build_binary_op): Handle excess precision in operands and add
22261 excess precision as needed for operation.
22262 * common.opt (-fexcess-precision=): New option.
22263 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22264 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22265 For standard excess precision, output explicit conversion to and
22266 truncation from XFmode.
22267 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22268 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22269 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22270 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22271 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22272 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22273 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22274 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22275 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22276 define_splits, sqrt<mode>2): Disable where appropriate for
22277 standard excess precision.
22278 * convert.c (convert_to_real): Do not shorten arithmetic to type
22279 for which excess precision would be used.
22280 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22281 * doc/invoke.texi (-fexcess-precision=): Document option.
22282 (-mfpmath=): Correct index entry.
22283 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22284 flag_excess_precision): New.
22285 * langhooks.c (lhd_post_options): Set
22286 flag_excess_precision_cmdline.
22287 * opts.c (common_handle_option): Handle -fexcess-precision=.
22288 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22289 init_excess_precision): New.
22290 (lang_dependent_init_target): Call init_excess_precision.
22291 * tree.c (excess_precision_type): New.
22292 * tree.h (excess_precision_type): Declare.
22294 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22297 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22298 non-lvalue to component.
22300 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22302 PR preprocessor/34695
22303 * Makefile.in (c-opts.o): Depend on c-tree.h.
22304 * c-common.c: Move down include of diagnostic.h.
22305 (done_lexing, c_cpp_error): New.
22306 * c-common.h (done_lexing): Declare.
22307 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22309 * c-opts.c: Include c-tree.h.
22310 (c_common_init_options): Set preprocessor error callback.
22311 (c_common_handle_option): Do not set preprocessor
22312 inhibit_warnings, warnings_are_errors, warn_system_headers,
22313 pedantic_errors or inhibit_warnings flags.
22314 (c_common_post_options): Do not check cpp_errors (parse_in).
22315 (c_common_finish): Do not output dependencies if there were
22316 errors. Do not check return value of cpp_finish.
22317 * c-ppoutput.c (pp_file_change): Set input_location.
22318 * c-tree.h (c_cpp_error): Declare.
22319 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22321 (diagnostic_build_prefix): Check override_column.
22322 * diagnostic.h (diagnostic_info): Add override_column field.
22323 (diagnostic_override_column): Define.
22325 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22327 * c-common.c (c_expand_expr, c_staticp): Remove.
22328 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22329 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22330 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22331 * c-gimplify.c (gimplify_compound_literal_expr,
22332 optimize_compound_literals_in_ctor): Remove.
22333 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22334 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22335 * c-semantics.c (emit_local_var): Remove.
22337 * langhooks-def.h (lhd_expand_expr): Remove.
22338 * langhooks.c (lhd_expand_expr): Remove.
22339 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22341 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22342 handling from c-semantics.c; don't call into langhook.
22343 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22344 * gimplify.c (gimplify_compound_literal_expr,
22345 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22346 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22347 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22348 as was done in c-gimplify.c.
22349 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22350 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22351 Move from c-common.h.
22352 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22354 * tree.c (staticp): Do not call langhook.
22355 * langhooks.c (lhd_staticp): Delete.
22356 * langhooks-def.h (lhd_staticp): Delete prototype.
22357 (LANG_HOOKS_STATICP): Delete.
22358 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22360 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22361 instead of DECL_STMTs.
22363 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22371 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22373 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22374 contained expression.
22375 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22376 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22377 conditional expressions for C.
22378 (decl_constant_value_for_optimization): Move from
22379 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22380 whether optimizing and that the expression is a VAR_DECL not of
22381 array type instead of doing such checks in the caller. Do not
22382 check pedantic. Call gcc_unreachable for C++.
22383 * c-common.def (C_MAYBE_CONST_EXPR): New.
22384 * c-common.h (c_fully_fold, c_save_expr,
22385 decl_constant_value_for_optimization): New prototypes.
22386 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22387 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22388 EXPR_INT_CONST_OPERANDS): Define.
22389 * c-convert.c (convert): Strip nops from expression.
22390 * c-decl.c (groktypename): Take extra parameters expr and
22391 expr_const_operands. Update call to grokdeclarator.
22392 (start_decl): Update call to grokdeclarator. Add statement for
22393 expressions used in type of decl.
22394 (grokparm): Update call to grokdeclarator.
22395 (push_parm_decl): Update call to grokdeclarator.
22396 (build_compound_literal): Add parameter non_const and build a
22397 C_MAYBE_COSNT_EXPR if applicable.
22398 (grokdeclarator): Take extra parameters expr and
22399 expr_const_operands. Track expressions used in declaration
22400 specifiers and declarators. Fold array sizes and track whether
22401 they are constant expressions and whether they are integer
22402 constant expressions.
22403 (parser_xref_tag): Set expr and expr_const_operands fields in
22405 (grokfield): Update call to grokdeclarator.
22406 (start_function): Update call to grokdeclarator.
22407 (build_null_declspecs): Set expr and expr_const_operands fields in
22409 (declspecs_add_type): Handle expressions in typeof specifiers.
22410 * c-parser.c (c_parser_declspecs): Set expr and
22411 expr_const_operands fields for declaration specifiers.
22412 (c_parser_enum_specifier): Likewise.
22413 (c_parser_struct_or_union_specifier): Likewise.
22414 (c_parser_typeof_specifier): Likewise. Update call to
22415 groktypename. Fold expression as needed. Return expressions with
22416 type instead of adding statements.
22417 (c_parser_attributes): Update calls to c_parser_expr_list.
22418 (c_parser_statement_after_labels): Fold expression before passing
22419 to objc_build_throw_stmt.
22420 (c_parser_condition): Fold expression.
22421 (c_parser_asm_operands): Fold expression.
22422 (c_parser_conditional_expression): Use c_save_expr. Update call
22423 to build_conditional_expr.
22424 (c_parser_alignof_expression): Update call to groktypename.
22425 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22426 original_code. Fold expression argument of va_arg. Create
22427 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22428 argument to va_arg. Update calls to groktypename. Fold array
22429 index for offsetof. Verify that first argument to
22430 __builtin_choose_expr has integer type.
22431 (c_parser_postfix_expression_after_paren_type): Update calls to
22432 groktypename and build_compound_literal. Handle expressions with
22433 side effects in type name.
22434 (c_parser_postfix_expression_after_primary): Update call to
22435 c_parser_expr_list. Set original_code for calls to
22436 __builtin_constant_p.
22437 (c_parser_expr_list): Take extra parameter fold_p. Fold
22438 expressions if requested.
22439 (c_parser_objc_type_name): Update call to groktypename.
22440 (c_parser_objc_synchronized_statement): Fold expression.
22441 (c_parser_objc_receiver): Fold expression.
22442 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22443 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22444 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22445 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22446 (struct c_typespec): Add elements expr and expr_const_operands.
22447 (struct c_declspecs): Add elements expr and expr_const_operands.
22448 (groktypename, build_conditional_expr, build_compound_literal):
22450 (in_late_binary_op): Declare.
22451 * c-typeck.c (note_integer_operands): New function.
22452 (in_late_binary_op): New variable.
22453 (decl_constant_value_for_broken_optimization): Move to c-common.c
22454 and rename to decl_constant_value_for_optimization.
22455 (default_function_array_conversion): Do not strip nops.
22456 (default_conversion): Do not call
22457 decl_constant_value_for_broken_optimization.
22458 (build_array_ref): Do not fold result.
22459 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22460 result when operand is a VLA.
22461 (c_expr_sizeof_type): Update call to groktypename. Handle
22462 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22463 result when operand names a VLA type.
22464 (build_function_call): Update call to build_compound_literal.
22465 Only fold result for calls to __builtin_* functions. Strip
22466 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22467 the function designator.
22468 (convert_arguments): Fold arguments. Update call to
22469 convert_for_assignment.
22470 (build_unary_op): Handle increment and decrement of
22471 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22472 decrement earlier. Fold operand of increment and decrement.
22473 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22474 built for integer operand. Wrap returns that are INTEGER_CSTs
22475 without being integer constant expressions or that have integer
22476 constant operands without being INTEGER_CSTs.
22477 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22478 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22479 result is an integer constant expression or can be used in
22480 unevaluated parts of one and avoid folding and wrap as
22481 appropriate. Fold operands before possibly doing -Wsign-compare
22483 (build_compound_expr): Wrap result for C99 if operands can be used
22484 in integer constant expressions.
22485 (build_c_cast): Update call to digest_init. Do not ignore
22486 overflow from casting floating-point constants to integers. Wrap
22487 results that could be confused with integer constant expressions,
22488 null pointer constants or floating-point constants.
22489 (c_cast_expr): Update call to groktypename. Handle expressions
22490 included in type name.
22491 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22492 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22493 Update calls to convert_for_assignment.
22494 (convert_for_assignment): Take new parameter
22495 null_pointer_constant. Do not strip nops or call
22496 decl_constant_value_for_broken_optimization. Set
22497 in_late_binary_op for conversions to boolean.
22498 (store_init_value): Update call to digest_init.
22499 (digest_init): Take new parameter null_pointer_constant. Do not
22500 call decl_constant_value_for_broken_optimization. pedwarn for
22501 initializers not constant expressions. Update calls to
22502 convert_for_assignment.
22503 (constructor_nonconst): New.
22504 (struct constructor_stack): Add nonconst element.
22505 (really_start_incremental_init, push_init_level, pop_init_level):
22506 Handle constructor_nonconst and nonconst element.
22507 (set_init_index): Call constant_expression_warning for array
22509 (output_init_element): Fold value. Set constructor_nonconst as
22510 applicable. pedwarn for initializers not constant expressions.
22511 Update call to digest_init. Call constant_expression_warning
22512 where constant initializers are required.
22513 (process_init_element): Use c_save_expr.
22514 (c_finish_goto_ptr): Fold expression.
22515 (c_finish_return): Fold return value. Update call to
22516 convert_for_assignment.
22517 (c_start_case): Fold switch expression.
22518 (c_process_expr_stmt): Fold expression.
22519 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22520 ensure statement expression is not evaluated in constant expression.
22521 (build_binary_op): Track whether results are integer constant
22522 expressions or may occur in such, disable folding and wrap results
22523 as applicable. Fold operands for -Wsign-compare warnings unless
22525 (c_objc_common_truthvalue_conversion): Handle results folded to
22526 integer constants that are not integer constant expressions.
22527 * doc/extend.texi: Document when typeof operands are evaluated,
22528 that condition of __builtin_choose_expr is an integer constant
22529 expression, and more about use of __builtin_constant_p in
22532 2009-03-29 Richard Guenther <rguenther@suse.de>
22534 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22535 propagate addresses of array references.
22537 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22539 * regmove.c (perhaps_ends_bb_p): Remove.
22540 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22541 from INSN and check that the main loop stays within that basic block.
22542 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22543 (regmove_forward_pass): Split out from regmove_optimize. Use
22544 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22545 (regmove_backward_pass): Split out from regmove_optimize. Use
22546 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22547 (regmove_optimize): Simplify.
22549 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22552 * config/i386/i386.c (classify_argument): Ignore flexible array
22553 member in struct and warn ABI change.
22555 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22557 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22559 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22560 (ix86_adjust_cost): Updated.
22562 2009-03-29 Jan Hubicka <jh@suse.cz>
22564 PR middle-end/28850
22565 * tree-pass.h (pass_cleanup_eh): New function.
22566 (remove_unreachable_regions): Break code handling RTL
22567 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22568 that can not be reached by runtime.
22569 (can_be_reached_by_runtime): New function.
22570 (label_to_region_map): New function.
22571 (num_eh_regions): New function.
22572 (rtl_remove_unreachable_regions): New function.
22573 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22574 (remove_eh_region): New function.
22575 * except.h: Include sbitmap and vecprim.
22576 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22577 num_eh_regions): Declare.
22578 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22579 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22580 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22581 (tree_empty_eh_handler_p): New function.
22582 (cleanup_empty_eh): New function.
22583 (cleanup_eh): New function.
22584 (pass_cleanup_eh): New function.
22586 2009-03-29 Jan Hubicka <jh@suse.cz>
22588 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22589 for removed regions.
22591 2009-03-29 Jan Hubicka <jh@suse.cz>
22593 * except.c (dump_eh_tree): Dump all datastructures.
22595 2009-03-29 Jan Hubicka <jh@suse.cz>
22597 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22598 (duplicate_eh_regions_1): Likewise.
22599 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22600 vector; call EH verification.
22601 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22602 Be ready for region being removed.
22604 2009-03-29 Jan Hubicka <jh@suse.cz>
22606 * bitmap.c (bitmap_last_set_bit): New function.
22607 * bitmap.h (bitmap_last_set_bit): Declare.
22609 2009-03-29 David Ayers <ayers@fsfe.org>
22612 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22613 by calling objc_compare_types and surpress warnings about
22614 incompatible C pointers that are compatible ObjC pointers.
22616 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22618 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22619 call initialize_inline_failed.
22620 (initialize_inline_failed): Move it from here ...
22621 * cgraph.c (initialize_inline_failed): ... to here.
22622 (cgraph_create_edge): Call initialize_inline_failed rather than
22623 setting inline_failed directly.
22625 2009-03-29 Ben Elliston <bje@au.ibm.com>
22628 * sysv4.opt (msdata): Improve comment.
22629 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22630 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22632 2009-03-29 Ben Elliston <bje@au.ibm.com>
22635 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22636 load and store attributes.
22638 2009-03-29 Ben Elliston <bje@au.ibm.com>
22640 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22641 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22642 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22643 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22644 __builtin_infq and __builtin_huge_valq.
22646 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22648 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22650 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22651 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22653 2009-03-28 Xinliang David Li <davidxl@google.com>
22655 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22656 (do_dbg_cnt): New function.
22658 2009-03-28 Jan Hubicka <jh@suse.cz>
22660 Merge from pretty-ipa:
22662 2009-03-27 Jan Hubicka <jh@suse.cz>
22664 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22665 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22666 * passes.c (function_called_by_processed_nodes_p): New.
22667 * ipa-pure-const.c (check_call): Fix handling of operands.
22668 (analyze_function): Dump debug output for skipped bodies.
22669 (local_pure_const): Use function_called_by_processed_nodes_p.
22670 * dwarf2out.c (reference_to_unused): Use output.
22671 * passes.c (do_per_function_toporder): Likewise.
22673 2008-11-12 Jan Hubicka <jh@suse.cz>
22675 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22676 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22677 state_set_in_source enum
22678 (check_decl): Ignore memory tags; do not set fake looping flags;
22680 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22681 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22682 (check_call, analyze_function): Rewrite.
22684 (add_new_function): Update call of analyze_function.
22685 (generate_summary): Add call of analyze_function.
22686 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22687 (local_pure_const): New function.
22688 (pass_local_pure_const): New pass.
22689 * ipa-inline.c (inline_transform): Set after_inlining.
22690 * tree-eh.c (stmt_can_throw_external): New.
22691 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22692 work with aliasing built.
22693 * tree-flow.h (stmt_can_throw_external): New.
22694 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22695 and local pure/const pass in early and late optimization queue.
22697 2009-03-28 Martin Jambor <mjambor@suse.cz>
22699 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22701 (fold_binary): Allow function decl aligment consideration is the
22702 second argument is integer constant one.
22703 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22704 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22705 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22707 2009-03-28 Jan Hubicka <jh@suse.cz>
22709 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22710 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22711 * function.h (rtl_data): Add nothrow flag.
22712 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22713 set DECL_NOTHROW for AVAILABLE functions.
22715 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22717 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22718 following vector keyword has expansion starting with pixel or bool
22719 keyword, expand vector to __vector and pixel or bool to __pixel or
22723 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22724 warn_if_disallowed_function_p): Removed.
22725 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22726 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22727 warning_if_disallowed_function_p.
22728 * flags.h (warn_if_disallowed_function_p,
22729 warn_disallowed_functions): Removed.
22730 * common.opt (Wdisallowed-function-list=): Removed.
22731 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22733 2009-03-28 Richard Guenther <rguenther@suse.de>
22735 PR tree-optimization/38723
22736 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22739 2009-03-28 Jan Hubicka <jh@suse.cz>
22741 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22742 test introduced by my previous patch.
22744 2009-03-28 Richard Guenther <rguenther@suse.de>
22746 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22747 the PHIs value undefined.
22749 2009-03-28 Jan Hubicka <jh@suse.cz>
22751 * tree-pass.h (pass_fixup_cfg): New pass.
22752 * ipa-inline.c (inline_transform): Set
22753 always_inline_functions_inlined/after_inlining.
22754 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22755 (pass_fixup_cfg): New pass.
22756 * passes.c (init_optimization_passes): Add fixup_cfg.
22758 2009-03-28 Richard Guenther <rguenther@suse.de>
22760 PR tree-optimization/38458
22761 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22762 argument use the arguments copy-of value.
22764 2009-03-28 Richard Guenther <rguenther@suse.de>
22766 PR tree-optimization/38180
22767 * tree-ssa-ccp.c (get_default_value): Simplify.
22768 (likely_value): Likewise.
22769 (surely_varying_stmt_p): Properly handle VOP case.
22770 (ccp_initialize): Likewise.
22771 (ccp_fold): Handle propagating through *&.
22772 (fold_const_aggregate_ref): Also handle decls.
22774 2009-03-28 Jan Hubicka <jh@suse.cz>
22776 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22777 * cgraph.h (cgraph_node): Likewise.
22778 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22779 (cgraph_reset_node): Use process flag.
22780 (cgraph_mark_functions_to_output): Likewise.
22781 (cgraph_expand_function): Likewise.
22782 (cgraph_expand_all_functions): Likewise.
22783 (cgraph_output_in_order): Likewise.
22784 * dwarf2out.c (reference_to_unused): Likewise.
22785 * passes.c do_per_function_toporder): Likewise.
22787 2009-03-28 Jan Hubicka <jh@suse.cz>
22789 Bring from lto-branch:
22791 2008-09-03 Doug Kwan <dougkwan@google.com>
22793 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22794 enums instead of reason strings.
22795 * cgraph.c (cgraph_create_edge): Same.
22796 (cgraph_inline_failed_string): New function.
22797 * cgraph.h (cgraph_inline_failed_t): New enum type.
22798 (cgraph_inline_failed_string): New prototype.
22799 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22800 char pointer to cgraph_inline_failed_t.
22801 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22802 (cgraph_default_inline_p): Ditto.
22803 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22804 to cgraph_inline_failed_t pointer.
22805 * cif-code.def: New file.
22806 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22808 (cgraph_check_inline_limits): Change type of REASON to pointer to
22809 cgraph_inline_failed_t. Replace reason strings with enums.
22810 (cgraph_default_inline_p): Ditto.
22811 (cgraph_recursive_inlining_p): Ditto.
22812 (update_caller_keys): Change type of FAILED_REASON to
22813 cgraph_inline_failed_t.
22814 (cgraph_set_inline_failed): Change type of REASON to pointer to
22815 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22816 convert enums to strings for text output.
22817 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22818 to be of type cgraph_inline_failed_t. Replace reason strings with
22819 enums. Call cgraph_inline_failed_string to covert enums
22820 to strings for text output.
22821 (cgraph_decide_inlining): Replace reason strings with enums.
22822 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22823 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22825 * tree-inline.c (expand_call_inline): Change type of REASON
22826 to cgraph_inline_failed_t. Replace reason strings with enums.
22827 Call cgraph_inline_failed_string for text output.
22828 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22831 2009-03-28 Jan Hubicka <jh@suse.cz>
22833 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22834 cgraph_clone_node): Remove master clone handling.
22835 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22836 * cgraph.h (master_clone): Remove.
22837 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22838 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22839 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22841 2009-03-28 Jan Hubicka <jh@suse.cz>
22843 * cgraph.c (cgraph_function_body_availability): Functions declared
22844 inline are always safe to assume that it is not going to be replaced.
22846 2009-03-28 Richard Guenther <rguenther@suse.de>
22848 PR tree-optimization/38513
22849 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22850 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22851 EXC_PTR_EXPR and FILTER_EXPR.
22852 (get_ref_from_reference_ops): Likewise.
22854 2009-03-28 Richard Guenther <rguenther@suse.de>
22856 PR tree-optimization/38968
22857 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22858 Use FLOOR_MOD_EXPR to compute misalignment.
22860 2009-03-28 Richard Guenther <rguenther@suse.de>
22862 PR tree-optimization/37795
22863 * tree.h (combine_comparisons): Declare.
22864 * fold-const.c (combine_comparisons): Export.
22865 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22867 (ifcombine_iforif): Use combine_comparisons.
22869 2009-03-28 Jan Hubicka <jh@suse.cz>
22871 * tree-eh.c (inlinable_call_p): New function.
22872 (make_eh_edges): Use it.
22873 (verify_eh_edges): Use it.
22874 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22875 * except.c (reachable_next_level): Add inlinable_function argument
22876 (sjlj_find_directly_reachable_regions): Update.
22877 (add_reachable_handler): Do not set saw_any_handlers.
22878 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22879 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22880 Add new inlinable call parameter.
22881 (can_throw_internal, can_throw_external): Update.
22882 * except.h (can_throw_internal_1, can_throw_external_1,
22883 foreach_reachable_handler): Update declaration.
22885 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22887 * config/arm/t-arm-coff, config/h8300/coff.h,
22888 config/i386/i386-aout.h, config/i386/i386-coff.h,
22889 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22890 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22891 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22892 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22893 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22894 sys-types.h: Remove.
22895 * Makefile.in: Remove protoize and fixproto support and references
22897 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22898 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22900 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22901 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22902 unprotoize$(exeext).
22903 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22904 (.PHONY): Don't depend on proto.
22905 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22906 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22907 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22908 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22909 build/gen-protos.o, build/scan.o, xsys-protos.h,
22910 build/fix-header$(build_exeext), build/fix-header.o,
22911 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22912 stmp-install-fixproto): Remove.
22913 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22914 SYSCALLS.c or fixproto files.
22915 (install-common): Don't install protoize.
22916 (install-headers-tar, install-headers-cpio, install-headers-cp):
22917 Don't depend on $(STMP_FIXPROTO).
22918 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22919 install fixproto files or write out fixproto settings.
22920 (uninstall): Don't uninstall protoize.
22921 * config.gcc (use_fixproto): Remove.
22922 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22923 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22924 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22925 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22926 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22927 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22928 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22929 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22930 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22931 * config/t-vxworks (STMP_FIXPROTO): Remove.
22932 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22933 STMP_FIXPROTO): Remove.
22934 * config.in, configure: Regenerate.
22935 * crtstuff.c (gid_t, uid_t): Don't undefine.
22936 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22937 (arm-*-coff, arm-*-aout: Remove target entries.
22938 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22939 Remove mention of AIX 4.1.
22940 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22941 * doc/invoke.texi (Running Protoize): Remove.
22942 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22943 (Protoize Caveats): Remove.
22944 * tsystem.h: Update comments on headers assumed to exist.
22946 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22948 * genautomata.c: Add a new year to the copyright. Add a new
22950 (struct insn_reserv_decl): Add comments for member bypass_list.
22951 (find_bypass): Remove.
22952 (insert_bypass): New.
22953 (process_decls): Use insert_bypass.
22954 (output_internal_insn_latency_func): Output all bypasses with the
22955 same input insn in one switch case.
22957 * rtl.def (define_bypass): Describe bypass choice.
22958 * doc/md.texi (define_bypass): Ditto.
22960 2009-03-27 Richard Guenther <rguenther@suse.de>
22962 * gimplify.c (mark_addressable): Export.
22963 * tree-flow.h (mark_addressable): Declare.
22964 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22965 * tree-ssa.c (verify_phi_args): Verify that address taken
22966 variables have TREE_ADDRESSABLE set.
22968 2009-03-27 Richard Guenther <rguenther@suse.de>
22970 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22971 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22972 Do not mark decls TREE_ADDRESSABLE.
22973 (build_fold_addr_expr): Adjust.
22974 (fold_addr_expr): Remove.
22975 (fold_unary): Use build_fold_addr_expr.
22976 (fold_comparison): Likewise.
22977 (split_address_to_core_and_offset): Likewise.
22978 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22980 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22981 (gimplify_modify_expr_to_memcpy): Mark source and destination
22983 * omp-low.c (create_omp_child_function): Mark the object decl
22985 (lower_rec_input_clauses): Mark the var we take the address of
22987 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22989 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22991 PR middle-end/39315
22992 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22993 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22995 2009-03-27 Richard Guenther <rguenther@suse.de>
22997 PR tree-optimization/39120
22998 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23000 (handle_lhs_call): Process return constraints. Add escape
23001 constraints if necessary.
23002 (handle_const_call): Fill out return constraints. Make nested
23003 case more precise. Avoid consttmp if possible.
23004 (handle_pure_call): Fill out return constraints. Avoid
23005 callused if possible.
23006 (find_func_aliases): Simplify call handling.
23008 2009-03-27 Richard Guenther <rguenther@suse.de>
23010 PR tree-optimization/39120
23011 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23012 as a representative.
23013 (solve_graph): Do propagate CALLUSED.
23014 (handle_pure_call): Use a scalar constraint from CALLUSED for
23016 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23019 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23022 * c-common.c (handle_aligned_attribute): Properly check alignment
23023 overflow. Use (1U << i) instead of (1 << i).
23025 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23027 * expr.h (get_mem_align_offset): Updated.
23029 * tree.h (tree_decl_common): Change align to "unsigned int" and
23030 move it before pointer_alias_set.
23032 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23033 Jakub Jelinek <jakub@redhat.com>
23036 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23037 gr_register_operand with gr_reg_or_0_operand.
23038 (cmpxchg_rel_di): Likewise.
23039 (sync_lock_test_and_set<mode>): Likewise.
23041 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23043 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23044 (true_regnum): Likewise.
23046 * rtlanal.c (subreg_info): Moved to ...
23047 * rtl.h (subreg_info): Here. New.
23048 (subreg_get_info): New.
23050 * rtlanal.c (subreg_get_info): Make it extern.
23052 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23055 * config/i386/i386.c (ix86_abi): New.
23056 (override_options): Handle -mabi=.
23057 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23058 (ix86_call_abi_override): Likewise.
23059 (init_cumulative_args): Likewise.
23060 (function_arg_advance): Likewise.
23061 (function_arg_64): Likewise.
23062 (function_arg): Likewise.
23063 (ix86_pass_by_reference): Likewise.
23064 (ix86_function_value_regno_p): Likewise.
23065 (ix86_build_builtin_va_list_abi): Likewise.
23066 (setup_incoming_varargs_64): Likewise.
23067 (is_va_list_char_pointer): Likewise.
23068 (ix86_init_machine_status): Likewise.
23069 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23070 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23071 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23072 (ix86_function_abi): Make it static and return enum calling_abi.
23073 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23075 (ix86_fn_abi_va_list): Updated.
23077 * config/i386/i386.h (ix86_abi): New.
23078 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23079 (CONDITIONAL_REGISTER_USAGE): Likewise.
23080 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23081 (machine_function): Likewise.
23083 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23085 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23086 (STACK_BOUNDARY): Likewise.
23087 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23089 * config/i386/i386.opt (mabi=): New.
23091 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23092 return enum calling_abi.
23093 (ix86_function_type_abi): Likewise.
23094 (ix86_function_abi): Removed.
23096 * doc/invoke.texi: Document -mabi= option for x86.
23098 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23100 * builtins.c (real_dconstp): Delete.
23101 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23103 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23104 Jakub Jelinek <jakub@redhat.com>
23107 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23108 (gen_subprogram_die): When a function is explicit, generate the
23109 DW_AT_explicit attribute.
23110 * langhooks.h (struct lang_hooks_for_decls): Add
23111 function_decl_explicit_p langhook.
23112 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23113 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23115 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23117 * builtins.c (fold_builtin_memory_op): Optimize memmove
23118 into memcpy if we can prove source and destination don't overlap.
23120 * tree-inline.c: Include gt-tree-inline.h.
23121 (clone_fn_id_num): New variable.
23122 (clone_function_name): New function.
23123 (tree_function_versioning): Use it.
23124 * Makefile.in (GTFILES): Add tree-inline.c.
23126 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23128 * BASE-VER: Change to 4.5.0.
23130 2009-03-27 Xinliang David Li <davidxl@google.com>
23132 PR tree-optimization/39557
23133 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23135 2009-03-27 Xinliang David Li <davidxl@google.com>
23137 PR tree-optimization/39548
23138 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23141 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23143 * c-common.c (pointer_int_sum): Use %wd on return from
23146 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23148 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23149 on return from tree_low_cst.
23151 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23154 * ginclude/stdarg.h (va_copy): Define also for
23155 __GXX_EXPERIMENTAL_CXX0X__.
23157 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23160 * builtins.h (c_strlen): Do not warn here.
23161 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23162 * c-common.c (pointer_int_sum): Take an explicit location.
23163 Warn about offsets out of bounds.
23164 * c-common.h (pointer_int_sum): Adjust declaration.
23166 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23168 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23171 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23174 * opts.c (warn_if_disallowed_function_p): Don't assume
23175 get_callee_fndecl must return non-NULL.
23177 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23179 PR rtl-optimization/39522
23180 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23181 when reg_reloaded_valid is set.
23183 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23185 * config/spu/divv2df3.c: New file.
23186 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23187 (DPBIT_FUNCS): Filter out _div_df.
23189 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23191 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23192 a jump insn, count that jump in the distance to the loop start.
23194 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23197 * config/sh/sh.c (calc_live_regs): Fix condition for global
23198 registers except PIC_OFFSET_TABLE_REGNUM.
23200 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23203 * doc/invoke.texi (-mconsole): New.
23205 (-mno-cygwin): New.
23207 (-mnop-fun-dllimport): New.
23211 (sub section "i386 and x86-64 Windows Options"): New.
23213 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23215 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23216 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23218 2009-03-25 Richard Guenther <rguenther@suse.de>
23220 PR middle-end/39497
23221 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23224 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23226 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23227 neither of haifa/selective schedulers are working.
23229 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23231 * doc/invoke.texi (Debugging Options): Fix description of
23232 -fno-merge-debug-strings.
23234 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23236 * config/cris/libgcc.ver: New version-script.
23237 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23239 * configure.ac <GAS features, nop mnemonic>: Add pattern
23240 crisv32-*-* for "nop".
23241 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23242 * configure: Regenerate.
23244 2009-03-24 Ira Rosen <irar@il.ibm.com>
23246 PR tree-optimization/39529
23247 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23248 mark_sym_for_renaming for the tag copied to the new vector
23251 2009-03-24 Arthur Loiret <aloiret@debian.org>
23253 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23254 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23255 EXTRA_SPEC_FUNCTIONS.
23256 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23257 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23258 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23259 -march and -mtune options.
23261 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23263 * config/m68k/t-rtems: Add m5329 multilib.
23265 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23266 Jakub Jelinek <jakub@redhat.com>
23269 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23272 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23275 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23276 instead of c_parser_expression_conv, if original_code isn't one of the
23277 4 allowed comparison codes, fail.
23279 2009-03-23 Richard Guenther <rguenther@suse.de>
23281 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23282 * tree.h (struct tree_type): Likewise.
23283 * reload.h (struct insn_chain): Likewise.
23284 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23285 * function.h (struct function): Likewise.
23286 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23288 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23290 PR tree-optimization/39516
23291 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23293 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23295 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23296 should be set true if BITS_PER_WORD of target is bigger than 32
23298 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23300 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23301 Translate -B-options to -rpath-link. Correct existing
23302 rpath-link and conditionalize on !nostdlib.
23304 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23306 * doc/extend.texi (Function Attributes, Variable Attributes):
23308 * doc/invoke.texi (Debugging Options, Optimize Options)
23309 (i386 and x86-64 Options, MCore Options): Likewise.
23311 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23314 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23315 it for block local namespace aliases.
23316 (gen_decl_die): Pass context_die to gen_namespace_die.
23318 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23321 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23322 minimum or maximum value.
23324 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23326 * reginfo.c (globalize_reg): Recompute derived reg sets.
23328 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23331 * libgcc2.c (mprotect): Do not use signed arguments for
23332 VirtualProtect, use DWORD arguments. Also fix the 'may
23333 be used uninitialized' warning for the np variable.
23335 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23338 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23339 functions using regparm calling conventions when not optimizing.
23340 (ix86_function_sseregparm): Similarly for sseregparm calling
23343 2009-03-19 Li Feng <nemokingdom@gmail.com>
23345 PR middle-end/39500
23346 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23347 dependence if the first conflict is after niter iterations.
23349 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23351 PR middle-end/38609
23352 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23353 functions with dynamic stack-pointer adjustments.
23355 2009-03-19 Ben Elliston <bje@au.ibm.com>
23357 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23358 option; change to -msdata=data.
23360 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23362 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23365 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23368 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23370 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23372 * doc/invoke.texi (Code Gen Options): Expand discussion of
23375 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23377 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23378 * matrix-reorg.c (struct matrix_info): Likewise.
23379 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23380 * rtl.h (struct mem_attrs): Likewise.
23381 * df.h (struct df): Likewise.
23382 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23383 * ira-int.h (struct ira_allocno): Likewise.
23384 * df-scan.c (struct df_collection_rec): Likewise.
23385 * ira.c (struct equivalence): Likewise.
23386 * function.c (struct temp_slot): Likewise.
23387 * cfgloop.h (struct loop): Likewise.
23390 * function.c (use_register_for_decl): When not optimizing, disregard
23391 register keyword for variables with types containing methods.
23393 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23395 PR middle-end/39447
23396 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23397 (is_simple_operand): Call contains_component_ref_p before calling data
23398 reference analysis that would fail on COMPONENT_REFs.
23400 * tree-vrp.c (search_for_addr_array): Fix formatting.
23402 2009-03-18 Richard Guenther <rguenther@suse.de>
23404 * tree-vect-transform.c (vect_loop_versioning): Fold the
23405 generated comparisons.
23406 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23407 (slpeel_tree_peel_loop_to_edge): Likewise.
23409 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23411 PR middle-end/37805
23412 * opts.c (print_specific_help): In addition to `undocumented',
23413 accept `separate' and `joined' flags if passed alone. Describe
23414 output by the first matched one of those.
23415 (common_handle_option): Skip over empty strings.
23416 * gcc.c (display_help): Fix help string for `--help='.
23417 * doc/invoke.texi (Option Summary, Overall Options): With
23418 `--help=', classes and qualifiers can both be repeated, but
23419 only the latter can be negated. One should not pass only
23420 negated qualifiers. Fix markup and examples.
23423 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23424 PR middle-end/37805
23425 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23426 and -fhelp=separate.
23428 2009-03-17 Jing Yu <jingyu@google.com>
23430 PR middle-end/39378
23431 * function.h (struct rtl_data): Move is_thunk from here...
23432 (struct function): ...to here.
23433 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23434 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23436 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23438 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23439 (alpha_output_function_end_prologue): Likewise.
23440 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23441 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23442 (rs6000_output_function_epilogue): Likewise.
23443 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23445 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23448 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23449 from different units in a single alternative.
23450 (*truncdfsf_i387): Ditto.
23451 (*truncxfsf2_mixed): Ditto.
23452 (*truncxfdf2_mixed): Ditto.
23454 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23456 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23457 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23460 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23461 unused non-artificial variables when not optimizing.
23464 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23465 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23466 NAMESPACE_DECL in its DECL_INITIAL.
23468 PR middle-end/39443
23469 * optabs.c (set_user_assembler_libfunc): New function.
23470 * expr.h (set_user_assembler_libfunc): New prototype.
23471 * c-common.c: Include libfuncs.h.
23472 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23473 for memcmp, memset, memcpy, memmove and abort.
23474 * Makefile.in (c-common.o): Depend on libfuncs.h.
23477 * dwarf2out.c (gen_inlined_enumeration_type_die,
23478 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23479 gen_tagged_type_instantiation_die): Removed.
23480 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23483 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23486 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23488 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23489 (check-parallel-%): Ditto.
23490 (check-consistency): Ditto.
23492 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23494 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23495 local variable rhs by NULL_TREE.
23497 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23500 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23502 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23505 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23507 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23510 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23511 for ms->sysv ABI calls only in 64bit mode.
23513 * config/i386/i386.md (untyped_call): Support 32bit.
23515 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23517 * doc/extend.texi: Replace x86_65 with x86_64.
23519 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23521 PR tree-optimization/39455
23522 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23523 mismatches for POINTER_TYPE_P (type).
23524 (number_of_iterations_le): Likewise.
23526 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23528 * config/picochip/picochip.c: Removed profiling support.
23529 * config/picochip/picochip.md: Removed profiling instruction.
23530 * config/picochip/picochip.h: Removed profiling builtin.
23532 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23534 * doc/install.texi (--with-host-libstdcxx): Document.
23536 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23539 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23540 generate a warning if the function name does not begin with
23541 "__vector" and the function has either the 'signal' or 'interrupt'
23542 attribute, from here to ...
23543 (avr_declare_function_name): ...here. New function.
23544 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23545 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23547 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23550 * cse.c (fold_rtx): Don't modify original const_arg1 when
23551 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23552 separate variable instead.
23553 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23554 from out of range shift counts.
23555 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23557 2009-03-13 Catherine Moore <clm@codesourcery.com>
23559 * config/i386/x-mingw32 (host-mingw32.o): Replace
23560 diagnostic.h with $(DIAGNOSTIC_H).
23562 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23565 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23567 * config/i386/sync.md (sync_compare_and_swap<mode>,
23568 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23569 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23571 (sync_double_compare_and_swapdi_pic,
23572 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23573 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23575 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23578 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23580 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23583 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23584 (avx_addsubv4df3): Likewise.
23585 (*avx_addsubv4sf3): Likewise.
23586 (sse3_addsubv4sf3): Likewise.
23588 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23591 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23593 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23596 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23597 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23598 registers for allocnos created from user-defined variables.
23600 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23603 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23604 of non-integer mode as well.
23606 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23608 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23609 for functions for which the parameter types are unknown.
23611 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23614 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23615 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23616 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23617 * config/i386/i386.c (ix86_local_alignment): For
23618 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23619 long long variables on the stack to avoid dynamic realignment.
23620 Allow the first argument to be a decl rather than type.
23621 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23623 2009-03-11 Nick Clifton <nickc@redhat.com>
23626 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23628 Add description to mno-lsim option.
23629 * config/mcore/mcore.h: Remove comment about deprecated m4align
23631 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23632 * doc/invoke.texi: Add description of mno-lsim and
23633 mstack-increment options.
23635 * config/fr30/fr30.opt: Document the -mno-lsim option.
23636 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23637 and -mno-lsim options.
23639 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23641 * fold-const.c (fold_comparison): Only call fold_inf_compare
23642 if the mode supports infinities.
23644 2009-03-11 Jason Merrill <jason@redhat.com>
23647 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23648 end already did. Notice GIMPLE_CALL modifications of the result.
23649 Don't copy debug information from an ignored decl or a decl from
23652 2009-03-10 Richard Guenther <rguenther@suse.de>
23653 Nathan Froyd <froydnj@codesourcery.com>
23655 PR middle-end/37850
23656 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23657 (__divMODE3): Likewise.
23659 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23661 PR tree-optimization/39394
23662 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23663 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23665 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23667 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23668 inline asms for register asm ("") declarations.
23670 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23672 * fold-const.c (fold_unary): Fix comment.
23674 2009-03-07 Jan Hubicka <jh@suse.cz>
23677 * tree-inline.c (setup_one_parameter): Do replacement of const
23678 argument by constant in SSA form.
23680 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23682 PR middle-end/38028
23683 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23684 determine alignment passed to assign_stack_local.
23685 (assign_parms_unsplit_complex): Likewise.
23686 * except.c (sjlj_build_landing_pads): Likewise.
23688 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23690 PR middle-end/39360
23691 * tree-flow.h (add_referenced_var): Return bool instead of void.
23692 * tree-dfa.c (add_referenced_var): Return result of
23693 referenced_var_check_and_insert call.
23694 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23695 of referenced_var_check_and_insert.
23698 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23699 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23700 DIE, don't emit it if abstract origin already has it.
23701 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23702 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23704 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23706 * genpreds.c (needs_variable): Fix parentheses at variable name
23708 (write_tm_constrs_h): Indent generated code.
23710 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23712 * doc/extend.texi (Function Attributes): Add documentation
23713 for isr attributes.
23715 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23718 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23719 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23721 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23723 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23726 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23729 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23730 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23732 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23734 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23735 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23736 constants instead of magic numbers.
23737 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23739 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23740 (x86_64_ms_abi_int_parameter_registers): Ditto.
23741 (x86_64_int_return_registers): Ditto.
23742 (ix86_maybe_switch_abi): Ditto.
23743 (ix86_expand_call): Ditto for clobbered_registers array.
23744 (ix86_hard_regno_mode_ok): Ditto.
23745 (x86_extended_QIreg_mentioned_p): Ditto.
23747 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23749 PR tree-optimization/39349
23750 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23752 * combine.c (gen_lowpart_for_combine): Use omode when generating
23755 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23757 PR rtl-optimization/39235
23758 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23760 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23762 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23764 2009-03-04 Richard Guenther <rguenther@suse.de>
23766 PR tree-optimization/39362
23767 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23768 that occur in abnormal PHIs should be varying.
23770 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23772 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23774 (simple_iv): Take loop as an argument instead of statement.
23775 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23776 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23778 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23780 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23781 * matrix-reorg.c (analyze_transpose): Ditto.
23782 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23783 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23784 * tree-predcom.c (ref_at_iteration): Ditto.
23785 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23787 2009-03-04 Richard Guenther <rguenther@suse.de>
23789 PR tree-optimization/39358
23790 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23791 escaped_id and callused_id.
23792 (solve_graph): Likewise.
23794 2009-03-04 Richard Guenther <rguenther@suse.de>
23796 PR tree-optimization/39339
23797 * tree-sra.c (try_instantiate_multiple_fields): Make it
23798 no longer ICE on the above.
23800 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23802 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23803 that fits within Pmode.
23805 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23807 PR middle-end/10109
23808 * tm.texi (LIBCALL_VALUE): Update description.
23810 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23812 PR middle-end/34443
23813 * doc/extend.texi (section): Update description.
23815 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23817 PR middle-end/39345
23818 * tree-inline.c (remapped_type): New.
23819 (can_be_nonlocal): Call remapped_type instead of remap_type.
23821 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23824 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23825 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23827 2009-03-03 Richard Guenther <rguenther@suse.de>
23829 PR middle-end/39272
23830 * tree.c (tree_nonartificial_location): New function.
23831 * tree.h (tree_nonartificial_location): Declare.
23832 * builtins.c (expand_builtin_memory_chk): Provide location
23833 of the call location for artificial function pieces.
23834 (maybe_emit_chk_warning): Likewise.
23835 (maybe_emit_sprintf_chk_warning): Likewise.
23836 (maybe_emit_free_warning): Likewise.
23837 * expr.c (expand_expr_real_1): Likewise.
23839 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23841 PR tree-optimization/39343
23842 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23843 COMPONENT_REF t has ARRAY_TYPE.
23845 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23847 PR middle-end/39335
23848 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23849 when the type precision of the induction variable should be
23850 larger than the type precision of nit.
23851 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23852 * graphite.c (graphite_loop_normal_form): Same.
23853 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23855 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23857 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23858 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23859 numbers to describe clobbered registers.
23860 (*call_value_0_rex64_ms_sysv): Ditto.
23861 * config/i386/mmx.md (mmx_emms): Ditto.
23862 (mmx_femms): Ditto.
23864 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23866 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23869 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23871 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23872 (spu_section_type_flags): New function.
23874 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23876 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23877 reg_class_contents of FLOAT_REGS into a temporary.
23879 2009-03-02 Richard Guenther <rguenther@suse.de>
23880 Ira Rosen <irar@il.ibm.com>
23882 PR tree-optimization/39318
23883 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23884 information to the vectorized statement.
23886 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23888 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23889 variable. Use defined names instead of magic constants for REX SSE
23892 2009-03-01 Richard Guenther <rguenther@suse.de>
23894 PR tree-optimization/39331
23895 * omp-low.c (lower_send_shared_vars): Do not receive new
23896 values for the reference of DECL_BY_REFERENCE parms or results.
23898 2009-03-01 Jan Hubicka <jh@suse.cz>
23901 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23902 BLOCK_NONLOCALIZED_VAR): New macros.
23903 (tree_block): Add nonlocalized_vars.
23904 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23905 gen_decl_die): Add origin argument. Allow generation of die with
23906 origin at hand only.
23907 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23908 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23910 (gen_block_die): Fix checking for unused blocks.
23911 (process_scope_var): Break out from .... ; work with origins only.
23912 (decls_for_scope) ... here; process nonlocalized list.
23913 (dwarf2out_ignore_block): Look for nonlocalized vars.
23914 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23916 (dump_scope_block): Dump them.
23917 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23918 (remap_block): Likewise.
23919 (can_be_nonlocal): New predicate.
23920 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23922 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23924 * configure: Regenerate.
23926 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23928 * optc-gen.awk: No need to duplicate option flags twice.
23929 Reuse help texts for duplicate options which do not have any.
23931 * gcc.c (display_help): Document --version.
23933 * gcc.c (main): If print_help_list and verbose_flag, ensure
23934 driver output comes before subprocess output.
23936 * optc-gen.awk: Assign all remaining fields to help string,
23937 space-separated, for multi-line help in *.opt.
23939 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23940 -Wno-pedantic-ms-format is for MinGW targets only.
23942 * doc/options.texi (Option file format): Fix bad indentation,
23943 restoring dropped sentence.
23945 2009-02-28 Jan Hubicka <jh@suse.cz>
23947 * tree-inline.c (tree_function_versioning): Output debug info.
23949 2009-02-28 Jan Hubicka <jh@suse.cz>
23952 * tree-inline.c (setup_one_parameter): Do not copy propagate
23953 arguments when not optimizing.
23955 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23958 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23959 (avx_addsubv4df3): Likewise.
23960 (*avx_addsubv4sf3): Likewise.
23961 (sse3_addsubv4sf3): Likewise.
23962 (*avx_addsubv2df3): Likewise.
23963 (sse3_addsubv2df3): Likewise.
23964 (avx_unpckhps256): Correct item selectors.
23965 (avx_unpcklps256): Likewise.
23966 (avx_unpckhpd256): Likewise.
23967 (avx_unpcklpd256): Likewise.
23969 2009-02-28 Jan Hubicka <jh@suse.cz>
23971 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23973 (copy_arguments_for_versioning): If var is declared don't declare it.
23974 (tree_function_versioning): First setup substitutions and then copy
23977 2009-02-27 Jan Hubicka <jh@suse.cz>
23980 * cgraph.h (varpool_output_debug_info): Remove.
23981 * cgraphunit.c (varpool_output_debug_info): Remove.
23982 * dwarf2out.c (deferred_locations_struct): New struct
23983 (deferred_locations): New type.
23984 (deferred_locations_list): New static var.
23985 (deffer_location): New function.
23986 (gen_variable_die): Use it.
23987 (decls_for_scope): Output info on local static vars.
23988 (dwarf2out_finish): Process deferred locations.
23989 * varpool.c (varpool_output_debug_info): Remove.
23991 2009-02-27 Jan Hubicka <jh@suse.cz>
23994 * tree.h (TREE_PROTECTED): Fix comment.
23995 (BLOCK_HANDLER_BLOCK): Remove.
23996 (struct tree_block): Remove handler_block add body_block.
23997 (inlined_function_outer_scope_p): New.
23998 (is_body_block): Remove.
23999 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24000 * dwarf2out.c (is_inlined_entry_point): Remove.
24001 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24002 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24004 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24005 * gimplify.c (gimplify_expr): Gimplify body blocks.
24006 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24007 block with multiple subblocks.
24008 (dump_scope_block): Prettier output; dump more flags and info.
24009 (dump_scope_blocks): New.
24010 (remove_unused_locals): Use dump_scope_blocks.
24011 * tree-flow.h (dump_scope_blocks): Declare.
24012 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24013 * stmt.c (is_body_block): Remove.
24014 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24015 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24017 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24019 PR middle-end/39308
24020 * graphite.c (graphite_loop_normal_form): Do not call
24021 number_of_iterations_exit from a gcc_assert.
24023 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24025 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24026 jumps if COND is NULL.
24027 (find_cond_jump): New function.
24028 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24029 * config/s390/s390.md: Remove z10_cobra attribute value.
24031 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24033 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24034 force_const_mem returns NULL_RTX.
24036 2009-02-26 Jan Hubicka <jh@suse.cz>
24039 * cgraph.h (varpool_output_debug_info): Remove.
24040 * cgraphunit.c (varpool_output_debug_info): Remove.
24041 * dwarf2out.c (deferred_locations_struct): New struct
24042 (deferred_locations): New type.
24043 (deferred_locations_list): New static var.
24044 (deffer_location): New function.
24045 (gen_variable_die): Use it.
24046 (decls_for_scope): Output info on local static vars.
24047 (dwarf2out_finish): Process deferred locations.
24048 * varpool.c (varpool_output_debug_info): Remove.
24050 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24052 PR rtl-optimization/39241
24053 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24054 to subreg_offset_representable_p.
24056 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24058 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24059 execute function prototype. Get f and nregs from max_reg_num
24060 and get_insns. Remove the first backward pass as it's dead,
24061 guard the forward pass by flag_expensive_optimizations.
24062 (rest_of_handle_regmove): Delete.
24063 (pass_regmove): Replace it with regmove_optimize.
24065 2009-02-25 Martin Jambor <mjambor@suse.cz>
24067 PR tree-optimization/39259
24068 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24069 calls_alloca function flags.
24070 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24071 calls are detected.
24073 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24075 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24076 flags_set_1_rtx, flags_set_1_set): Delete.
24077 (regmove_optimize): Do not call mark_flags_life_zones.
24079 2009-02-24 Julian Brown <julian@codesourcery.com>
24082 * config/arm/arm.c (require_pic_register): Only set
24083 cfun->machine->pic_reg once per function.
24085 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24087 * doc/invoke.texi (Link Options): Document an easier way to pass
24088 options that take arguments to the GNU linker using -Xlinker and -Wl.
24090 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24093 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24095 2009-02-24 Richard Guenther <rguenther@suse.de>
24098 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24100 2009-02-24 Richard Guenther <rguenther@suse.de>
24101 Zdenek Dvorak <ook@ucw.cz>
24103 PR tree-optimization/39233
24104 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24105 from converting them to a generic type.
24107 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24109 PR tree-optimization/39260
24110 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24111 contains a condition with a real type.
24112 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24114 2009-02-23 Jason Merrill <jason@redhat.com>
24117 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24118 narrowing_initializer_constant_valid_p.
24119 (narrowing_initializer_constant_valid_p): Don't return
24120 null_pointer_node for adding a pointer to itself.
24122 2009-02-23 Jan Hubicka <jh@suse.cz>
24125 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24128 2009-02-23 Jan Hubicka <jh@suse.cz>
24130 PR tree-optimization/37709
24131 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24132 * tree.h (block_ultimate_origin): Declare.
24133 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24134 * tree-ssa-live.c (remove_unused_scope_block_p):
24135 Eliminate blocks containig no instructions nor live variables nor
24137 (dump_scope_block): New function.
24138 (remove_unused_locals): Enable removal of dead blocks by default;
24139 enable dumping at TDF_DETAILS.
24141 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24143 * config/i386/i386.c (classify_argument): Don't allow COImode
24145 (function_arg_advance_32): Don't allow OImode.
24146 (function_arg_32): Likewise.
24147 (function_value_32): Likewise.
24148 (return_in_memory_32): Likewise.
24149 (function_arg_64): Remove OImode comment.
24151 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24154 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24155 ix86_expand_vector_set for V4DImode in 64bit mode only.
24156 (ix86_expand_vector_init_one_var): Likewise.
24158 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24160 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24162 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24165 * loop-iv.c: Revert last change.
24166 * emit-rtl.c: Likewise.
24168 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24171 * config/i386/i386.c (type_natural_mode): Remove an extra
24172 space in the warning message.
24173 (function_value_32): Handle 32-byte vector modes.
24174 (return_in_memory_32): Likewise.
24176 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24178 * loop-iv.c (truncate_value): New function.
24179 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24181 (lowpart_subreg): Move to...
24182 * emit-rtl.c: ...here.
24184 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24186 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24187 accidental and undocumented change at revision 140860.
24189 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24191 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24192 take gimple_seq * arguments.
24193 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24194 types_compatible_p langhook.
24196 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24197 Joseph Myers <joseph@codesourcery.com>
24199 * config/arm/arm.c (arm_builtin_va_list): New function.
24200 (arm_expand_builtin_va_start): Likewise.
24201 (arm_gimplify_va_arg_expr): Likewise.
24202 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24203 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24204 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24205 (va_list_type): New variable.
24206 (arm_mangle_type): Mangle va_list_type appropriately.
24208 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24210 PR middle-end/39157
24211 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24212 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24213 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24214 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24215 parameter to 1000 for -O1 by default.
24216 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24218 * loop-invariant.c: Include params.h.
24219 (move_loop_invariants): Don't call move_single_loop_invariants on
24222 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24224 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24225 offset when calculating bounds for indexing stack_usage_map. Fixes
24226 a buffer overflow with certain target setups.
24228 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24231 * calls.c (expand_call): Clear try_tail_call if caller and callee
24232 disagree in promotion of function return value.
24234 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24237 * c-common.c (c_determine_visibility): If visibility changed and
24238 DECL_RTL has been already set, call make_decl_rtl to update symbol
24241 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24244 * varasm.c (assemble_variable): Don't check DECL_NAME when
24245 globalizing a variable.
24247 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24250 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24251 expression before any __builtin_trap call.
24252 * c-typeck.c (build_function_call): Convert and check function
24253 arguments before generating a call to a trap. Evaluate the
24254 function arguments before the trap.
24256 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24259 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24260 (UNSPEC_FXAM_MEM): New unspec.
24261 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24262 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24263 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24265 2009-02-19 Richard Guenther <rguenther@suse.de>
24267 PR tree-optimization/39207
24268 PR tree-optimization/39074
24269 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24270 storedanything_tree): New.
24271 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24272 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24273 (build_succ_graph): Add edges from STOREDANYTHING to all
24275 (init_base_vars): Initialize STOREDANYTHING.
24276 (compute_points_to_sets): Free substitution info after
24277 building the succ graph.
24278 (ipa_pta_execute): Likewise.
24280 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24282 (do_ds_constraint): Do not add to special var or non-pointer
24284 (type_could_have_pointers): Split out from ...
24285 (could_have_pointers): ... here. For arrays use the element type.
24286 (create_variable_info_for): Initialize may_have_pointers.
24287 (new_var_info): Likewise.
24288 (handle_lhs_call): Make the HEAP variable unknown-sized.
24289 (intra_create_variable_infos): Use a type with pointers for
24290 PARM_NOALIAS, make it unknown-sized.
24292 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24295 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24297 2009-02-18 Jason Merrill <jason@redhat.com>
24300 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24301 value if DECL_EXTERNAL.
24302 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24303 * target.h (gcc_target::binds_local_p): Clarify "module".
24304 * tree.h (TREE_PUBLIC): Clarify "module".
24306 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24309 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24310 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24312 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24315 * c.opt (Wabi): Support C and ObjC.
24318 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24320 * config/i386/i386.c (classify_argument): Warn once about the ABI
24321 change when passing union with long double.
24323 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24325 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24328 * c-parser.c (c_parser_compound_statement): Always enter and leave
24331 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24334 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24336 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24338 PR tree-optimization/36922
24339 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24340 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24343 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24345 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24348 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24350 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24352 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24354 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24357 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24358 Richard Sandiford <rdsandiford@googlemail.com>
24360 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24361 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24362 (loongson_biadd): ...this.
24364 2009-02-17 Richard Guenther <rguenther@suse.de>
24366 PR tree-optimization/39202
24367 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24368 a var make sure to follow existing collapses.
24370 2009-02-17 Richard Guenther <rguenther@suse.de>
24372 PR middle-end/39214
24373 * langhooks.c (lhd_print_error_function): Check for NULL block.
24375 2009-02-17 Richard Guenther <rguenther@suse.de>
24377 PR tree-optimization/39204
24378 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24381 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24383 * config/soft-fp/double.h: Update from glibc CVS.
24385 2009-02-17 Richard Guenther <rguenther@suse.de>
24387 PR tree-optimization/39207
24388 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24389 strict-aliasing warnings for pointers pointing to NULL.
24391 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24394 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24395 skipping until next close brace.
24397 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24400 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24401 to function argument boundary.
24403 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24405 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24406 in the lea_add. Reload eventually constraints it properly.
24407 * config/picochip/constraints.md: Remove the target constraint
24408 "b", since it is not needed anymore.
24410 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24412 * gthr-dce.h: Uglify function parameter and local variable names.
24413 * gthr-gnat.h: Likewise.
24414 * gthr-mipssde.h: Likewise.
24415 * gthr-nks.h: Likewise.
24416 * gthr-posix95.h: Likewise.
24417 * gthr-posix.h: Likewise.
24418 * gthr-rtems.h: Likewise.
24419 * gthr-single.h: Likewise.
24420 * gthr-solaris.h: Likewise.
24421 * gthr-tpf.h: Likewise.
24422 * gthr-vxworks.h: Likewise.
24423 * gthr-win32.h: Likewise.
24425 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24428 * config/i386/i386.md: Restrict the new peephole2 to move
24429 between MMX/SSE registers.
24431 2009-02-15 Richard Guenther <rguenther@suse.de>
24434 2009-02-13 Richard Guenther <rguenther@suse.de>
24436 * configure.ac: Enable LFS.
24437 * configure: Re-generate.
24438 * config.in: Likewise.
24440 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24442 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24443 spu_srqwbyte, spu_srqwbytebc): Define.
24444 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24445 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24446 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24447 "shrqby_<mode>"): New insn-and-split patterns.
24448 * config/spu/spu.c (expand_builtin_args): Determine and return
24449 number of operands using spu_builtin_description data.
24450 (spu_expand_builtin_1): Use it.
24452 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24455 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24458 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24461 * config/i386/i386.c (override_options): Correct warning
24462 messages for -malign-loops, -malign-jumps and -malign-functions.
24464 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24467 * config/i386/i386.md: Restrict the new peephole2 to move
24468 between the general purpose registers.
24470 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24473 * config/i386/i386.c (type_natural_mode): Add a new argument.
24474 Return the original mode and warn ABI change if vector size is 32byte.
24475 (function_arg_advance): Updated.
24476 (function_arg): Likewise.
24477 (ix86_function_value): Likewise.
24478 (ix86_return_in_memory): Likewise.
24479 (ix86_sol10_return_in_memory): Likewise.
24480 (ix86_gimplify_va_arg): Likewise.
24481 (function_arg_32): Don't warn ABX ABI change here.
24482 (function_arg_64): Likewise.
24484 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24486 * loop-iv.c (implies_p): In the final case, test that operands 0
24487 of the two comparisons match.
24489 * config/bfin/bfin.c (find_prev_insn_start): New function.
24490 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24491 (find_next_insn_start): Move.
24493 2009-02-13 Richard Guenther <rguenther@suse.de>
24495 * configure.ac: Enable LFS.
24496 * configure: Re-generate.
24497 * config.in: Likewise.
24499 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24502 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24503 sizes on syntax error after some arguments have been parsed.
24505 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24507 * doc/invoke.texi (-fira): Remove.
24509 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24511 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24512 * recog.c: Likewise.
24515 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24517 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24518 (umul_ppmm): Likewise.
24519 (count_leading_zeros): Likewise.
24520 (count_trailing_zeros): Likewise.
24521 (UMUL_TIME): Likewise.
24523 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24525 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24526 soft-fp/t-softfp to tmake_file.
24528 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24529 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24530 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24531 IA64_BUILTIN_INFQ]: New.
24532 (ia64_init_builtins): Initialize __builtin_infq,
24533 __builtin_fabsq and __builtin_copysignq if not HPUX.
24534 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24535 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24537 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24539 (__fixtfti): Likewise.
24540 (__fixunstfti): Likewise.
24541 (__floattitf): Likewise.
24543 * config/ia64/libgcc-glibc.ver: New.
24544 * config/ia64/t-fprules-softfp: Likewise.
24545 * config/ia64/sfp-machine.h: Likewise.
24547 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24548 (LIBGCC2_TF_CEXT): Likewise.
24549 (TF_SIZE): Likewise.
24550 (TARGET_INIT_LIBFUNCS): Likewise.
24552 * config/ia64/t-glibc (SHLINB_MAPFILES):
24553 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24555 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24557 * config/i386/i386.c (construct_container): Rewrite processing
24558 BLKmode with X86_64_SSE_CLASS.
24560 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24563 * config/i386/i386.md: Replace simplify_replace_rtx with
24564 replace_rtx in the new peephole2.
24566 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24568 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24569 loop unrolling do not happen at -O2.
24571 2009-02-12 Michael Matz <matz@suse.de>
24573 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24575 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24577 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24580 2009-02-12 Ben Elliston <bje@au.ibm.com>
24582 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24583 patterns when updating the back chain. Missed in the 2009-02-10
24586 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24588 * doc/extend.texi (Decimal Floating Types): Update identifier of
24589 draft TR and list of missing support.
24591 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24593 PR middle-end/39154
24594 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24595 bit to variable length decl's flags, add it also to its
24596 pointer replacement variable.
24598 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24599 Jakub Jelinek <jakub@redhat.com>
24602 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24603 (memory_blockage): New expander.
24604 (*memory_blockage): New insn pattern.
24605 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24606 instead of general blockage at the end of function prologue when
24607 frame pointer is used to access red zone area. Do not emit blockage
24608 when profiling, it is emitted in generic code.
24609 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24610 function epilogue when frame pointer is used to access red zone area.
24612 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24615 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24616 by arithmetic with memory operands.
24617 * config/i386/predicates.md (commutative_operator): New.
24619 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24621 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24624 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24626 * alias.h (record_alias_subset): Declare.
24627 * alias.c (record_alias_subset): Make global.
24629 2009-02-10 Nick Clifton <nickc@redhat.com>
24631 * tree-parloops.c: Change license to GPLv3.
24632 * ipa-struct-reorg.c: Change license to GPLv3.
24633 * ipa-struct-reorg.h: Change license to GPLv3.
24635 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24638 * c-decl.c (start_struct): Return NULL on error.
24640 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24642 PR middle-end/39124
24643 * cfgloopmanip.c (remove_path): Call remove_bbs after
24644 cancel_loop_tree, not before it.
24647 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24648 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24649 VAR_DECLs were seen.
24650 * tree-ssa-live.c (remove_unused_locals): Recompute
24651 cfun->has_local_explicit_reg_vars.
24652 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24653 copies or clearings if cfun->has_local_explicit_reg_vars.
24655 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24658 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24659 of function prologue when frame pointer is used to access
24662 2009-02-10 Richard Guenther <rguenther@suse.de>
24664 PR middle-end/39127
24665 * gimplify.c (gimple_regimplify_operands): Always look if
24666 we need to create a temporary.
24668 2009-02-10 Richard Guenther <rguenther@suse.de>
24670 PR tree-optimization/39132
24671 * tree-loop-distribution.c (todo): New global var.
24672 (generate_memset_zero): Trigger TODO_rebuild_alias.
24673 (tree_loop_distribution): Return todo.
24675 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24678 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24679 (x86_64_reg_class_name): Removed.
24680 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24681 first one isn't X86_64_SSE_CLASS or any other ones aren't
24682 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24683 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24684 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24685 and 3 X86_64_SSEUP_CLASS.
24686 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24687 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24689 2009-02-10 Ben Elliston <bje@au.ibm.com>
24691 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24692 form instruction to update the stack back chain word, even if the
24693 user has disabled the generation of update instructions.
24694 (movdi_<mode>_update_stack): New.
24695 (movsi_update_stack): Likewise.
24696 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24697 always use an update form instruction to update the stack back
24700 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24702 PR middle-end/38953
24703 * graphite.c (if_region_set_false_region): After moving a region in
24704 the false branch of a condition, remove the empty dummy basic block.
24705 (gloog): Remove wrong fix for PR38953.
24707 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24709 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24710 generation due to implicit sign extension.
24712 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24714 PR middle-end/38981
24715 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24716 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24718 2009-02-09 Richard Guenther <rguenther@suse.de>
24720 PR middle-end/35202
24721 * convert.c (convert_to_real): Disable (float)fn((double)x)
24722 to fnf(x) conversion if errno differences may occur and
24723 -fmath-errno is set.
24725 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24727 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24728 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24729 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24731 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24734 * c-common.c (handle_alias_attribute): Disallow attribute for
24735 anything not a FUNCTION_DECL or VAR_DECL.
24737 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24740 * real.c (do_compare): Special-case compare of zero against
24741 decimal float value.
24743 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24746 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24747 as indicating flexible array members unless the field itself is
24748 being declarared as the incomplete array.
24750 2009-02-06 Jan Hubicka <jh@suse.cz>
24752 PR tree-optimization/38844
24753 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24754 is already inlined.
24756 2009-02-06 Richard Guenther <rguenther@suse.de>
24758 PR middle-end/38977
24759 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24760 fork because we may expand it as __gcov_fork.
24762 2009-02-06 Nick Clifton <nickc@redhat.com>
24764 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24766 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24768 PR tree-optimization/35659
24769 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24770 vn_phi_eq): Shortcut if hashcode does not match.
24771 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24773 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24774 and avoid iterative_hash_expr.
24775 (FOR_EACH_VALUE_ID_IN_SET): New.
24776 (value_id_compare): Remove.
24777 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24778 sort expressions by value id.
24780 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24783 * config/sh/predicates.md (general_movsrc_operand): Don't check
24784 the subreg of system registers here.
24786 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24789 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24790 on the copied decl.
24792 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24794 PR rtl-optimization/39110
24795 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24796 addresses, not aligned ones.
24798 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24799 Richard Guenther <rguenther@suse.de>
24801 PR tree-optimization/39100
24802 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24803 comment says and add edges.
24805 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24808 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24809 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24811 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24813 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24814 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24815 register_bb_in_sese, new_sese, free_sese): Moved.
24816 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24817 outermost_loop_in_scop, build_scop_iteration_domain,
24818 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24819 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24820 Use loop_in_sese_p instead of loop_in_scop_p.
24821 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24822 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24823 (scopdet_basic_block_info): Fix bug in scop detection.
24824 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24825 eq_loop_to_cloog_loop): Remove.
24826 (nb_loops_around_loop_in_scop, nb_loop
24827 ref_nb_loops): Moved here...
24828 * graphite.h (ref_nb_loops): ... from here.
24829 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24830 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24831 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24832 * testsuite/gcc.dg/graphite/scop-19.c: New
24834 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24835 Hans-Peter Nilsson <hp@axis.com>
24837 PR rtl-optimization/37889
24838 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24839 Move offset handling from PLUS to before the switch. Use new
24840 arguments when considering SYMBOL_REFs too.
24841 (rtx_addr_can_trap_p): Pass dummy offset and size.
24842 (enum may_trap_p_flags): Remove.
24843 (may_trap_p_1): Pass size from MEM_SIZE.
24845 PR rtl-optimization/38921
24846 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24847 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24848 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24849 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24851 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24853 AVX Programming Reference (January, 2009)
24854 * config/i386/sse.md (*vpclmulqdq): New.
24856 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24858 PR tree-optimization/38977
24859 PR gcov-profile/38292
24860 * calls.c (special_function_p): Disregard __builtin_ prefix.
24862 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24864 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24865 non-indexable addresses even before reload.
24867 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24870 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24871 as having variable size. Do not give an error for unnamed
24872 parameters with [*] declarators. Give a warning for type names
24873 with [*] declarators and mark them as variable size.
24874 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24875 for sizeof applied to [*] type names.
24877 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24880 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24882 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24884 * gcc.c (process_command): Update copyright notice dates.
24885 * gcov.c (print_version): Likewise.
24886 * gcov-dump.c (print_version): Likewise.
24887 * mips-tfile.c (main): Likewise.
24888 * mips-tdump.c (main): Likewise.
24890 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24893 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24894 for composite type involving a zero-length array type.
24896 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24899 * function.c (match_asm_constraints_1): Skip over
24900 initial optional % in the constraint.
24902 PR inline-asm/39059
24903 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24904 supported, don't accept FIXED_CSTs.
24905 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24906 and _Sat is used without _Fract/_Accum. Set specs->type to
24907 integer_type_node for cts_fract/cts_accum if fixed point is not
24910 2009-02-02 Catherine Moore <clm@codesourcery.com>
24912 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24914 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24916 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24917 (ABI_HAS_64BIT_SYMBOLS): Use it.
24918 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24920 2009-02-02 Paul Brook <paul@codesourcery.com>
24922 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24924 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24926 PR inline-asm/39058
24927 * recog.h (asm_operand_ok): Add constraints argument.
24928 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24929 recurse on matching constraint.
24930 (check_asm_operands): Pass constraints as 3rd argument to
24931 asm_operand_ok. Don't look up matching constraint here.
24932 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24935 2009-02-02 Ben Elliston <bje@au.ibm.com>
24937 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24938 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24940 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24942 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24943 information. Remove some obsolete information. Reorganize.
24945 * config/pa/fptr.c: Revert license to GPL 2.
24946 * config/pa/milli64.S: Likewise.
24948 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24951 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24952 LIBRARY name in, instead of hard-coding it.
24953 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24954 extra target make frag to tmake_files according to EH model.
24955 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24956 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24957 frags that define makefile variable EH_MODEL appropriately.
24958 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24959 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24960 to "-sjlj" according to type of EH configured.
24961 (LIBGCC_SONAME): Concatenate it to shared library base name.
24962 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24963 to "_sjlj" according to type of EH configured.
24964 (LIBGCC_SONAME): Concatenate it to shared library base name.
24965 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24966 (SHLIB_LINK): Add missing semicolon to if-else construct.
24967 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24968 string value of "pe_dll" command-line option.
24969 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24970 (SHLIB_SONAME): Use it when overriding t-cygming default.
24971 (SHLIB_IMPLIB): Override t-cygming default.
24972 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24973 string value of "pe_dll" command-line option.
24975 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24978 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24979 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24981 2009-01-31 Richard Guenther <rguenther@suse.de>
24983 PR tree-optimization/38937
24984 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24985 computing the transitive closure.
24987 2009-01-30 Richard Guenther <rguenther@suse.de>
24989 PR tree-optimization/39041
24990 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24991 Propagate variable indices only if the types match for this stmt.
24993 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24996 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24997 inline but never defined.
24999 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25001 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25002 (*insv_h_di_reg_extimm): New insn.
25003 (*insv_l<mode>_reg_extimm): New insn.
25005 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25007 * config/picochip/picochip.c (flag_conserve_stack): set
25008 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25009 fconserve-stack. Reduce call-overhead used by inliner.
25011 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25014 * common.opt (flag_conserve_stack): Initialised to zero.
25016 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25019 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25020 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25023 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25025 * ira-color.c (allocno_reload_assign): Update comments.
25026 * regmove.c (regmove_optimize): Likewise.
25030 2009-01-29 Robert Millan <rmh@aybabtu.com>
25032 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25033 * config/i386/kopensolaris-gnu.h: New file. Undefine
25034 `MD_UNWIND_SUPPORT'.
25035 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25037 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25039 PR tree-optimization/39007
25040 * tree-loop-distribution.c (generate_builtin): Use
25041 recompute_dominator to compute the immediate dominator of the
25042 basic block just after the loop.
25044 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25046 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25047 (ASM_OUTPUT_DWARF_PCREL): Define.
25049 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25051 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25052 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25053 global. Modify entries about regmove and IRA.
25055 * ra-conflict.c: Remove the file.
25057 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25059 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25060 (pass_regclass_init): Rename to pass_reginfo_init.
25062 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25064 * toplev.h (flag_ira): Remove.
25066 * caller-save.c (setup_save_areas): Remove flag_ira.
25068 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25070 * global.c: Remove the file.
25072 * opts.c (decode_options): Remove flag_ira.
25074 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25076 * regmove.c: Modify file description.
25077 (find_use_as_address, try_auto_increment): Define them only if
25078 AUTO_INC_DEC is defined.
25079 (replacement_quality, replace_in_call_usage, fixup_match_1,
25080 stable_and_no_regs_but_for_p): Remove.
25081 (reg_set_in_bb): Make it static.
25082 (regmove_optimize): Remove flag_ira and code which worked for
25085 * local-alloc.c: Remove the file.
25087 * common.opt (fira): Remove.
25089 * ira.c: Include except.h.
25090 (eliminable_regset): Move from global.c.
25091 (mark_elimination): Ditto. Remove flag_ira.
25092 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25093 equiv_mem_modified, validate_equiv_mem_from_store,
25094 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25095 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25096 no_equiv, recorded_label_ref): Move from local-alloc.c.
25097 (update_equiv_regs): Ditto. Make it static.
25098 (print_insn_chain, print_insn_chains): Move it from global.c.
25099 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25100 (build_insn_chain): Ditto. Make it static.
25101 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25102 Rename to init_live_subregs.
25103 (gate_ira): Remove flag_ira.
25105 * regclass.c: Rename reginfo.c. Change file description.
25106 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25107 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25108 (init_reg_sets_1): Remove code for evaluation of
25109 reg_class_superclasses and losing_caller_save_reg_set.
25110 (init_regs): Remove init_reg_autoinc.
25111 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25112 ok_for_base_p_nonstrict): Remove.
25113 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25114 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25115 corresponding entries.
25116 (dump_regclass, record_operand_costs, scan_one_insn,
25117 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25118 record_address_regs, auto_inc_dec_reg_p): Remove.
25119 (gt-regclass.h): Rename to gt-reginfo.h.
25121 * rtl.h (dump_global_regs, retry_global_alloc,
25122 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25124 * Makefile.in (RA_H): Remove.
25125 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25126 Rename regclass.o to reginfo.o.
25127 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25129 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25130 (GTFILES): Rename regclass.c to reginfo.c.
25132 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25133 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25135 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25136 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25138 (finish_spills): Ditto. Remove code for !flag_ira.
25140 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25142 PR middle-end/35854
25143 * doc/invoke.texi (rtl debug options): Complete rewrite.
25144 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25146 * mode-switching.c (pass_mode_switching): Rename pass from
25147 "mode-sw" to "mode_sw".
25148 * except.c (pass_convert_to_eh_ranges): Rename pass from
25149 "eh-ranges" to "eh_ranges".
25150 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25154 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25155 Alexander Monakov <amonakov@ispras.ru>
25157 PR middle-end/38857
25158 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25160 (move_exprs_to_boundary): Change return type and pass through
25161 should_move from move_op. Relax assert. Update usage ...
25162 (schedule_expr_on_boundary): ... here. Use should_move instead of
25164 (move_op_orig_expr_found): Indicate that insn was disconnected from
25166 (code_motion_process_successors): Do not call after_merge_succs
25167 callback if original expression was not found when traversing any of
25169 (code_motion_path_driver): Change return type. Update prototype.
25170 (move_op): Update comment. Add a new parameter (should_move). Update
25171 prototype. Set *should_move based on indication provided by
25172 move_op_orig_expr_found.
25174 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25176 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25177 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25178 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25179 * config/rs6000/rs6000.c (rs6000_override_options): Default
25180 avoid-indexed-addresses on for Power6, off for everything else.
25181 (avoiding_indexed_address_p): New function.
25182 (rs6000_legitimize_address): Use it.
25183 (rs6000_legitimate_address): Likewise.
25184 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25186 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25188 PR tree-optimization/38997
25189 * tree-loop-distribution.c (generate_memset_zero): Use
25190 POINTER_PLUS_EXPR for a pointer addition.
25192 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25194 * config/s390/s390.md (bswap<mode>2): New pattern added.
25196 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25198 * config/s390/s390.md (*tls_load_31): Added type attribute.
25200 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25202 * config/s390/s390.md: Fix a few comments.
25204 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25206 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25207 (*tm<mode>_full): Fixed z10prop attribute.
25208 (*tst<mode>_extimm): Fixed z10prop attribute.
25209 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25210 (*tstqiCCT_cconly): Fixed z10prop attribute.
25211 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25212 (*movsi_larl): Fixed z10prop attribute.
25213 (*movsi_zarch): Fixed z10prop attribute.
25214 (*movsi_eas): Fixed z10prop attribute.
25215 (*movhi): Fixed z10prop attribute.
25216 (*movqi): Fixed z10prop attribute.
25217 (*movstrictqi): Fixed z10prop attribute.
25218 (*mov<mode>): Fixed z10prop attribute.
25219 (*movcc): Fixed z10prop attribute.
25220 (*sethighpartdi_64): Fixed z10prop attribute.
25221 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25222 (*negdi2_sign_cc): Fixed z10prop attribute.
25223 (*negdi2_sign): Fixed z10prop attribute.
25224 (*absdi2_sign_cc): Fixed z10prop attribute.
25225 (*absdi2_sign): Fixed z10prop attribute.
25226 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25227 (*negabsdi2_sign): Fixed z10prop attribute.
25228 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25229 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25230 (doloop_si64): Fixed z10prop attribute.
25231 (doloop_si31): Fixed z10prop attribute.
25232 (doloop_long): Fixed z10prop attribute.
25233 (indirect_jump): Fixed z10prop attribute.
25234 (nop): Fixed z10prop attribute.
25235 (main_base_64): Fixed z10prop attribute.
25236 (reload_base_64): Fixed z10prop attribute.
25238 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25240 PR rtl-optimization/38740
25241 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25243 * config/mips/mips.c (mips_reorg): Likewise.
25245 2009-01-28 Richard Guenther <rguenther@suse.de>
25247 PR tree-optimization/38926
25248 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25249 with the correct value id to a value.
25250 (do_regular_insertion): Use the value number of edoubleprime
25251 for the value number of the expr.
25254 2008-08-21 Richard Guenther <rguenther@suse.de>
25256 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25257 a PHI ask VN if it is already available.
25258 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25259 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25261 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25263 PR middle-end/38934
25264 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25265 set to varying whenever max has TREE_OVERFLOW set, similarly
25266 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25268 2009-01-28 Richard Guenther <rguenther@suse.de>
25270 PR middle-end/38908
25271 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25272 uninitialized aggregate uses in call arguments.
25274 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25276 PR tree-optimization/38984
25277 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25278 the nothing_id variable if -fno-delete-null-pointer-checks.
25280 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25283 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25284 (set_got_offset_rex64): Ditto.
25286 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25289 * doc/extend.texi: Improve local variable with asm reg.
25291 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25293 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25294 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25295 was not supplied then set warn_packed_bitfield_compat to the
25296 default value of 1.
25297 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25300 2009-01-27 Richard Guenther <rguenther@suse.de>
25302 PR tree-optimization/38503
25303 * cfgexpand.c (expand_gimple_basic_block): Ignore
25304 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25305 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25306 variables that cannot have TBAA applied.
25307 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25310 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25312 PR middle-end/38969
25313 * calls.c (initialize_argument_information): Do not wrap complex
25314 arguments in SAVE_EXPR.
25316 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25318 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25319 (INSTALL_LIBGCC): Revert typo commit.
25321 2009-01-26 Richard Guenther <rguenther@suse.de>
25323 PR tree-optimization/38745
25324 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25325 from special handling.
25327 2009-01-26 Richard Guenther <rguenther@suse.de>
25329 PR tree-optimization/38745
25330 * tree-ssa.c (execute_update_addresses_taken): Do not include
25331 variables that cannot possibly be a register in not_reg_needs.
25332 Do not clear TREE_ADDRESSABLE on vars that may not become
25334 * tree-ssa.c (update_alias_info_1): Include those in the set
25335 of addressable vars.
25337 2009-01-26 Richard Guenther <rguenther@suse.de>
25339 PR middle-end/38851
25340 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25341 * tree-ssa-dse.c: Include langhooks.h
25342 (execute_simple_dse): Remove stores with zero size.
25344 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25347 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25350 2009-01-24 Julian Brown <julian@codesourcery.com>
25352 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25353 config/arm/linux-atomic.c.
25354 * config/arm/linux-atomic.c: New.
25356 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25358 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25359 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25360 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25362 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25365 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25368 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25370 PR tree-optimization/38953
25371 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25372 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25373 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25374 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25377 2009-01-24 Paul Brook <paul@codesourcery.com>
25379 * config/arm/neon.md (neon_type): Move to arm.md.
25380 (neon_mov<VSTRUCT>): Add neon_type attribute.
25381 * config/arm/arm.md (neon_type): Move to here.
25382 (conds): Add "unconditioal" and use as default for NEON insns.
25384 2009-01-24 Ben Elliston <bje@au.ibm.com>
25386 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25387 void *' warning from -Wc++-compat.
25388 * Makefile.in (dominance.o-warn): Remove.
25390 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25392 PR tree-optimization/38932
25393 * fold-const.c (fold_unary_ignore_overflow): New.
25394 * tree.h (fold_unary_ignore_overflow): Declare.
25395 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25396 * tree-ssa-sccvn.c (visit_reference_op_load,
25397 simplify_unary_expression): Likewise.
25399 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25401 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25402 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25403 regardless of their type.
25404 * c-common.c (handle_packed_attribute): Don't ignore packed on
25406 * c.opt (Wpacked-bitfield-compat): New warning option.
25407 * stor-layout.c (place_field): Warn if offset of a field changed.
25408 * doc/extend.texi (packed): Mention the ABI change.
25409 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25410 (Warning Options): Add it to the list.
25412 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25414 * c-opts.c (c_common_post_options): Fix a typo in comments.
25416 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25418 PR middle-end/38615
25419 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25420 variables to static.
25421 * doc/invoke.texi (-fmerge-all-constants): Update description.
25423 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25426 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25427 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25429 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25431 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25433 (LOCAL_ALIGNMENT): Similarly.
25435 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25436 Joseph Myers <joseph@codesourcery.com>
25438 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25439 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25440 * config/arm/arm-tune.md: Regenerate.
25441 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25444 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25446 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25447 version number to five.
25449 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25452 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25453 * c-common.c (set_underlying_type): Likewise.
25454 (is_typedef_decl ): Likewise
25456 (set_underlying_type): Likewise.
25457 (is_typedef_type): Likewise.
25459 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25461 PR middle-end/38587
25462 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25465 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25468 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25469 (LIBGCC_SPEC): Don't define.
25470 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25472 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25474 PR rtl-optimization/38879
25475 * alias.c (base_alias_check): Unaligned access via AND address can
25476 alias all surrounding object types except those with sizes equal
25477 or wider than the size of unaligned access.
25479 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25482 * c-decl.c (clone_underlying_type): Move this ...
25483 * c-common.c (set_underlying_type): ... here.
25484 Also, make sure the function properly sets TYPE_STUB_DECL() on
25485 the newly created typedef variant type.
25486 (is_typedef_decl ): New entry point.
25487 * tree.h: Added a new member member_types_needing_access_check to
25488 struct tree_decl_non_common.
25489 (set_underlying_type): New entry point.
25490 (is_typedef_type): Likewise.
25492 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25494 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25495 Check whether two instructions have memory references that
25496 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25497 are helper functions for traversing.
25498 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25499 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25500 not to draw dependency edge for instructions with non-conflicting
25503 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25506 * longlong.h: Update copyright years. Use soft-fp license notice.
25507 Sync __clz_tab declaration with glibc.
25509 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25512 * doc/extend.texi (syscall_linkage): New.
25513 (version_id): Modify.
25515 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25516 Richard Guenther <rguenther@suse.de>
25518 PR tree-optimization/38747
25519 PR tree-optimization/38748
25520 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25521 conversion if the base address is an indirect reference and the
25522 aliasing sets could cause issues.
25524 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25526 * common.opt (fgraphite, fgraphite-identity): Add comment for
25527 explaining why these options are not documented.
25529 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25531 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25532 gimple_call_lhs is NULL.
25534 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25537 * emit-rtl.c (adjust_address_1): Make sure memref is never
25540 2009-01-20 Ben Elliston <bje@au.ibm.com>
25542 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25543 const qualifier from arg parameter. Remove unnecessary cast to char *.
25544 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25545 const qualifier from arg 2.
25547 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25549 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25551 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25554 * rtl.h (reinit_regs): New prototype.
25555 * regclass.c: Include ira.h.
25556 (reinit_regs): New.
25557 * Makefile.in (regclass.o): Add ira.h.
25558 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25560 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25563 * c-common.c (handle_aligned_attribute): Use
25564 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25565 default alignment value.
25567 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25569 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25570 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25572 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25573 __BIGGEST_ALIGNMENT__.
25575 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25577 2009-01-18 Richard Guenther <rguenther@suse.de>
25579 PR tree-optimization/38819
25580 * tree-flow.h (operation_could_trap_helper_p): Declare.
25581 * tree-eh.c (operation_could_trap_helper_p): Export.
25582 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25583 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25584 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25585 are about to insert a possibly trapping instruction and fail
25588 2009-01-18 Andreas Schwab <schwab@suse.de>
25590 * doc/install.texi (Configuration): Remove obsolete paragraph
25591 about use of --with-gnu-ld with --with-gnu-as.
25593 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25595 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25596 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25597 Follow spelling conventions.
25599 2009-01-18 Ben Elliston <bje@au.ibm.com>
25601 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25602 C++ warning about implicit conversion from void * to struct
25604 (bitmap_obstack_free): Likewise for bitmap_element *.
25605 * Makefile.in (bitmap.o-warn): Remove.
25607 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25609 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25611 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25612 Tobias Grosser <tobi.grosser@amd.com>
25614 * graphite.c (graphite_trans_scop_block): Do not block single
25617 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25619 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25620 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25621 test with assertion.
25623 2009-01-16 Richard Guenther <rguenther@suse.de>
25625 PR tree-optimization/38835
25626 PR middle-end/36227
25627 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25628 and INT + PTR -> (INT)(PTR p+ INT) folding.
25629 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25631 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25634 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25635 the subreg from a lowpart subreg if it is also casting the value.
25637 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25638 Tobias Grosser <tobi.grosser@amd.com>
25640 * graphite.c (compare_prefix_loops): New.
25641 (build_scop_canonical_schedules): Rewritten.
25642 (graphite_transform_loops): Move build_scop_canonical_schedules
25643 after build_scop_iteration_domain.
25645 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25646 Tobias Grosser <tobi.grosser@amd.com>
25648 * graphite.c (add_conditions_to_domain): Add the loops to
25649 the dimension of the iteration domain. Do copy the domain
25650 only when it exists.
25651 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25652 (add_conditions_to_constraints): New.
25653 (can_generate_code_stmt, can_generate_code): Removed.
25654 (gloog): Do not call can_generate_code.
25655 (graphite_transform_loops): Call add_conditions_to_constraints
25656 after building the iteration domain.
25658 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25660 PR tree-optimization/38789
25661 * tree-ssa-threadedge.c
25662 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25663 __builtin_constant_p.
25665 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25667 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25668 examined before deleting them.
25670 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25672 * function.c (aggregate_value_p): Correctly extract the function
25673 type from CALL_EXPR_FN lookup.
25675 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25677 * config/picochip/picochip.c (picochip_override_options): Revert
25678 CFI asm flag disable commited previously.
25680 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25681 Tobias Grosser <tobi.grosser@amd.com>
25682 Jan Sjodin <jan.sjodin@amd.com>
25684 * graphite.c (scan_tree_for_params): On substractions negate
25685 all the coefficients of the term.
25686 (clast_to_gcc_expression_red): New. Handle reduction expressions
25687 of more than two operands.
25688 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25689 (get_vdef_before_scop): Handle also the case of default definitions.
25691 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25693 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25694 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25695 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25697 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25698 Joey Ye <joey.ye@intel.com>
25700 PR middle-end/37843
25701 * cfgexpand.c (expand_stack_alignment): Don't update stack
25702 boundary nor check incoming stack boundary here.
25703 (gimple_expand_cfg): Update stack boundary and check incoming
25704 stack boundary here.
25706 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25708 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25710 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25712 PR rtl-optimization/38245
25713 * calls.c (expand_call): Add stack arguments to
25714 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25715 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25716 in regs and partially in memory or BLKmode arguments.
25717 (emit_library_call_value_1): Add stack arguments to
25718 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25719 ACCUMULATE_OUTGOING_ARGS).
25720 * dce.c: Include tm_p.h.
25721 (find_call_stack_args): New function.
25722 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25724 (mark_insn): Call find_call_stack_args for CALL_Ps.
25725 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25726 forwards. Allocate and free arg_stores bitmap if needed, pass it
25727 down to deletable_insn_p, don't mark stores set in arg_stores
25728 bitmap, clear the bitmap at the beginning of each bb.
25729 * Makefile.in (dce.o): Depend on $(TM_P_H).
25731 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25734 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25735 to make sure the insn is a conditional test (bug 22599). Reformat a
25738 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25740 PR middle-end/38431
25741 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25742 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25743 (gloog): Do not call cleanup_tree_cfg.
25744 (graphite_transform_loops): Call cleanup_tree_cfg after all
25745 scops have been code generated.
25747 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25748 * doc/gty.texi (Invoking the garbage collector): Added new node
25749 and section documenting ggc_collect.
25751 2009-01-14 Richard Guenther <rguenther@suse.de>
25753 PR tree-optimization/38826
25754 PR middle-end/38477
25755 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25756 initialization notes only if we actually emitted a warning.
25757 (intra_create_variable_infos): Add constraints for a result decl
25758 that is passed by hidden reference.
25759 (build_pred_graph): Mark all related variables non-direct on
25762 2009-01-14 Nick Clifton <nickc@redhat.com>
25764 * ira-conflicts.c: Include addresses.h for the definition of
25766 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25767 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25769 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25772 * Makefile.in (ira-lives.o): Add except.h.
25774 * ira-lives.c: Include except.h.
25775 (process_bb_node_lives): Process can_throw_internal.
25777 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25779 PR rtl-optimization/38774
25780 * combine.c (simplify_set): When undoing cc_use change, don't do
25781 PUT_CODE on the newly created comparison, but instead put back the
25784 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25786 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25787 values. Remove duplicate arm8 entry.
25789 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25791 PR tree-optimization/38786
25792 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25793 the SSA_NAME case of expand_scalar_variables_expr.
25794 Set the type of an expression to the type of its assign statement.
25795 (expand_scalar_variables_expr): Also gather the scalar computation
25796 used to index the memory access. Do not pass loop_p.
25797 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25798 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25799 the gimple_stmt_iterator where it inserts new code.
25800 Do not pass loop_p.
25801 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25802 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25804 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25806 * graphite.h (debug_value): Removed.
25807 * graphite.c (debug_value): Removed.
25809 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25811 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25812 ldrd/strd with two 32-bit instructions.
25814 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25816 * config/arm/arm.c (struct processors): Pass for speed down into
25817 cost helper functions.
25818 (const_ok_for_op): Handle COMPARE and inequality nodes.
25819 (arm_rtx_costs_1): Rewrite.
25820 (arm_size_rtx_costs): Update prototype.
25821 (arm_rtx_costs): Pass speed down to helper functions.
25822 (arm_slowmul_rtx_costs): Rework cost calculations.
25823 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25824 (arm_9e_rtx_costs): Likewise.
25826 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25828 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25829 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25830 (alpha_legitimize_address): Do not split local symbols wider than
25831 UNITS_PER_WORD into HIGH/LO_SUM parts.
25833 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25836 * gcc.c (process_command): Replace call to execvp with calls
25837 to pex_one and exit.
25839 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25842 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25843 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25844 variant for devices with 3-byte PC.
25845 (__tablejump_elpm__): New.
25847 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25850 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25851 offsetof member-designator, handle it as `[0].'.
25853 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25855 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25856 function when not using named sections on targets with named sections
25857 if branch distance is less than 262132.
25859 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25861 * combine.c (combine_instructions): Recompute
25862 optimize_this_for_speed_p for each BB in the main combine loop.
25864 2009-01-12 Tomas Bily <tbily@suse.cz>
25867 * tree-loop-distribution.c (prop_phis): New function.
25868 (generate_builtin): Call prop_phis.
25869 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25871 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25873 PR tree-optimization/38807
25874 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25875 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25877 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25879 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25880 subreg of op0 to the original op0.
25882 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25884 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25886 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25889 * mips-tfile.c (parse_def): Fix parsing of def strings
25890 starting with digits.
25892 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25895 * config/arm/arm.c (arm_is_long_call_p): Don't call
25896 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25898 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25900 * regrename.c (regrename_optimize): Fix dumping.
25901 (find_oldest_value_reg): Preserve REG_POINTER.
25902 (copy_hardreg_forward_1): Likewise.
25904 2009-01-09 Diego Novillo <dnovillo@google.com>
25906 * gimple.h (struct gimple_statement_base) <uid>: Document
25907 the restrictions on its use.
25908 (gimple_uid): Tidy.
25909 (gimple_set_uid): Tidy.
25911 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25913 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25914 zero guard even if align_bytes != 0 and count is smaller than
25917 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25919 PR rtl-optimization/38495
25920 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25921 (add_range_and_copies_from_move_list): Print all added ranges.
25922 Add ranges to memory optimized destination.
25924 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25928 * config/i386/i386.c (override_options): Reject
25929 -mstringop-strategy=rep_8byte with -m32.
25930 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25931 to 1. Do count comparison against epilogue_size_needed at compile
25932 time even when count_exp was constant forced into register. For
25933 size_needed don't jump to epilogue, instead just avoid aligning
25934 and invoke the body algorithm. If need_zero_guard, add zero guard
25935 even if count is non-zero, but smaller than size_needed + number of
25936 bytes that could be stored for alignment.
25937 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25938 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25939 but smaller than size_needed + number of bytes that could be stored
25940 for alignment. Compare size_needed with epilogue_size_needed instead
25941 of desired_align - align, don't adjust size_needed, pass
25942 epilogue_size_needed to the epilogue expanders.
25945 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25947 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25949 * pa.c (last_address): Change to unsigned.
25950 (update_total_code_bytes): Change argument to unsigned. Don't
25951 check if insn addresses are set.
25952 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25953 addresses are not set.
25954 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25956 2009-01-09 Nick Clifton <nickc@redhat.com>
25958 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25959 DECL_DECLARED_INLINE_P.
25961 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25963 PR middle-end/38347
25964 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25965 GET_MODE (op0) in operand_subword_force calls.
25967 PR middle-end/38771
25968 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25969 fold_convert arg0 operands to TREE_TYPE (op0) first.
25971 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25973 * params.def (ira-max-conflict-table-size): Decrease default value
25976 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25978 PR tree-optimization/37031
25979 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25981 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25982 allocate it using gc instead of heap, use VEC_quick_push instead of
25984 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25985 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25986 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25987 allocated vector from heap allocated.
25988 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25989 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25990 vector only after perfect_loop_nest_depth call.
25992 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25993 Jan Sjodin <jan.sjodin@amd.com>
25995 PR tree-optimization/38559
25996 * graphite.c (debug_value, copy_constraint,
25997 swap_constraint_variables, scale_constraint_variable, ): New.
25998 (get_lower_bound, get_upper_bound): Removed.
25999 (graphite_trans_bb_strip_mine): Clean up this code that works
26000 only for constant number of iterations. Fully copy upper and
26001 lower bound constraints, not only the constant part of them.
26002 * graphite.h (debug_value): Declared.
26004 2009-01-08 Ira Rosen <irar@il.ibm.com>
26006 PR tree-optimization/37194
26007 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26008 Don't add the cost of cost model guard in prologue to scalar
26009 outside cost in case of known number of iterations.
26011 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26012 Alan Modra <amodra@bigpond.net.au>
26014 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26015 non-word-aligned REG+CONST addressing.
26017 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26020 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26021 free_after_compilation when outputting a thunk.
26022 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26023 Do not call free_after_compilation here.
26025 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26027 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26028 (ix86_valid_target_attribute_inner_p): Ditto.
26030 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26032 PR tree-optimization/38492
26033 PR tree-optimization/38498
26034 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26035 * tree-chrec.h (scev_is_linear_expression): Declared.
26036 * graphite.c (graphite_cannot_represent_loop_niter): New.
26037 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26038 (graphite_loop_normal_form): Use gcc_assert.
26039 (scan_tree_for_params): Use CASE_CONVERT.
26040 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26041 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26042 Use gcc_assert. Discard scops that contain unhandled cases.
26043 (build_scop_conditions): Return a boolean status for unhandled cases.
26044 (strip_mine_profitable_p): Print the loop number, not its depth.
26045 (is_interchange_valid): Pass the depth of the loop nest, don't
26046 recompute it wrongly.
26047 (graphite_trans_bb_block): Same.
26048 (graphite_trans_bb_block): Print tentative of loop blocking.
26049 (graphite_trans_scop_block): Do not print that the loop has been
26051 (graphite_transform_loops): Do not handle scops that contain condition
26054 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26056 AVX Programming Reference (December, 2008)
26057 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26058 (_mm256_stream_pd): Likewise.
26059 (_mm256_stream_ps): Likewise.
26061 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26062 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26063 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26064 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26065 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26066 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26067 (ix86_expand_special_args_builtin): Likewise.
26069 * config/i386/sse.md (AVXMODEDI): New.
26070 (avx_movnt<mode>): Likewise.
26071 (avx_movnt<mode>): Likewise.
26072 (<sse>_movnt<mode>): Remove AVX support.
26073 (sse2_movntv2di): Likewise.
26075 2009-01-07 Richard Guenther <rguenther@suse.de>
26077 PR middle-end/38751
26078 * fold-const.c (extract_muldiv): Remove obsolete comment.
26079 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26080 to PLUS_EXPR canonicalization for the canonicalization.
26082 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26084 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26085 hosted cross-compilers generating less efficient code.
26087 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26089 * function.h (rtl_data): Add a dbr_scheduled_p field.
26090 * reorg.c (dbr_schedule): Set it.
26091 (gate_handle_delay_slots): Check it.
26092 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26093 (mips_reorg): Check flag_delayed_branch instead of
26094 mips_base_delayed_branch.
26095 (mips_override_options): Don't set mips_base_delayed_branch
26096 or flag_delayed_branch.
26098 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26100 PR rtl-optimization/38426.
26101 * ira.c (ira): Set current_function_is_leaf earlier.
26103 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26105 PR rtl-optimization/38722
26106 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26107 too early, only set a flag and modify after last possible
26110 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26113 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26114 * real.c (decimal_single_format): Correct values of emin and emax.
26115 (decimal_double_format): Ditto.
26116 (decimal_quad_format): Ditto.
26117 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26118 computation of DECnn_MIN and DECnn_MAX for corrected values of
26119 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26120 __DECnn_MIN__, and adjust its computation for the corrected value
26123 2009-01-06 Jan Hubicka <jh@suse.cz>
26126 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26128 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26130 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26131 Add Robert Clark to the list of testers.
26133 2009-01-06 Jan Hubicka <jh@suse.cz>
26134 Kai Tietz <kai.tietz@onevision.com>
26136 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26137 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26139 2009-01-06 Jan Hubicka <jh@suse.cz>
26140 Kai Tietz <kai.tietz@onevision.com>
26142 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26144 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26145 (ix86_nsaved_regs): Count only general purpose regs.
26146 (ix86_nsaved_sseregs): New.
26147 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26148 to 16 for w64; compute padding and size of sse reg save area.
26149 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26150 general purpose regs.
26151 (ix86_emit_save_sse_regs_using_mov): New.
26152 (ix86_expand_prologue): Save SSE regs if needed.
26153 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26154 (ix86_emit_restore_sse_regs_using_mov): New.
26155 (ix86_expand_epilogue): Save SSE regs if needed.
26157 2009-01-06 Jan Hubicka <jh@suse.cz>
26158 Kai Tietz <kai.tietz@onevision.com>
26160 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26161 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26162 functions when accumulate outgoing args is off.
26164 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26167 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26168 before using pseudos_have_intersected_live_ranges_p.
26170 * ira-int.h (ira_assert): Always define.
26172 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26174 AVX Programming Reference (December, 2008)
26175 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26176 (_mm256_permute2_pd): Likewise.
26177 (_mm_permute2_ps): Likewise.
26178 (_mm256_permute2_ps): Likewise.
26179 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26180 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26182 * config/i386/i386.c (ix86_builtins): Remove
26183 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26184 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26185 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26186 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26187 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26188 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26189 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26190 __builtin_ia32_vpermil2ps256.
26191 (ix86_init_mmx_sse_builtins): Updated.
26192 (ix86_expand_args_builtin): Likewise.
26194 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26196 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26197 long absolute calls when generating PA 2.0 code.
26199 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26201 PR rtl-optimization/38583
26202 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26204 * params.def (ira-max-conflict-table-size): New.
26206 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26208 * ira.h (ira_conflicts_p): New external definition.
26210 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26211 table. Report this. Return result of building.
26212 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26213 building conflict table.
26215 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26216 (ira_color): Use ira_conflicts_p.
26218 * global.c: Include ira.h.
26219 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26222 * Makefile.in (global.o): Add ira.h.
26224 * ira-build.c (mark_all_loops_for_removal,
26225 propagate_some_info_from_allocno): New.
26226 (remove_unnecessary_allocnos): Call
26227 propagate_some_info_from_allocno.
26228 (remove_low_level_allocnos): New.
26229 (remove_unnecessary_regions): Add parameter. Call
26230 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26231 parameter to remove_unnecessary_regions.
26232 (ira_build): Remove all regions but root if the conflict table was
26233 not built. Update conflict hard regs for allocnos crossing calls.
26235 * ira.c (ira_conflicts_p): New global.
26236 (ira): Define and use ira_conflicts_p.
26238 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26239 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26240 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26242 2009-01-06 Ben Elliston <bje@au.ibm.com>
26244 * gengtype-lex.l (YY_NO_INPUT): Define.
26246 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26249 * c-common.c (handle_vector_size_attribute): Also reject
26250 BOOLEAN_TYPE types.
26252 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26254 PR tree-optimization/38492
26255 * graphite.c (rename_map_elt, debug_rename_elt,
26256 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26257 rename_map_elt_info, eq_rename_map_elts,
26258 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26259 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26260 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26261 (sese_build_livein_liveouts): New.
26262 (new_sese, free_sese): New.
26263 (new_scop): Call new_sese.
26264 (free_scop): Call free_sese.
26265 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26266 (register_old_new_names): Renamed register_old_and_new_names.
26267 (register_scop_liveout_renames, add_loop_exit_phis,
26268 insert_loop_close_phis, struct igp,
26269 default_liveout_before_guard, add_guard_exit_phis,
26270 insert_guard_phis, copy_renames): New.
26271 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26272 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26273 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26274 (scop_adjust_phis_for_liveouts): New.
26275 (gloog): Call scop_adjust_phis_for_liveouts.
26277 * graphite.h (struct sese): Documented. Added fields liveout,
26278 num_ver and livein.
26279 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26280 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26281 (struct scop): Added field liveout_renames.
26282 (SCOP_LIVEOUT_RENAMES): New.
26284 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26286 PR tree-optimization/38510
26287 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26288 (translate_clast): Call recompute_all_dominators before
26290 (gloog): Call recompute_all_dominators before graphite_verify.
26292 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26293 Jan Sjodin <jan.sjodin@amd.com>
26295 PR tree-optimization/38500
26296 * graphite.c (create_sese_edges): Call fix_loop_structure after
26299 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26301 * config.gcc: Add m32r*-*-rtems*.
26302 * config/m32r/rtems.h: New file.
26304 2009-01-05 Ben Elliston <bje@au.ibm.com>
26306 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26307 (.po.pox): Likewise.
26308 (po/gcc.pot): Likewise.
26310 2009-01-04 David S. Miller <davem@davemloft.net>
26312 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26313 (STARTING_FRAME_OFFSET): Always set to zero.
26315 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26317 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26318 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26319 fixed-point types, and vectors of the same.
26321 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26323 * config/mips/sync.md (*mb_barrier): Rename to...
26324 (*memory_barrier): ...this.
26326 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26328 * doc/extend.texi (Function Attributes): Move @cindex after @item
26329 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26330 and put in alphabetical order. Fix 'target' name and put in order.
26331 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26334 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26336 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26337 (memory_barrier): Expand as unspec instead of unspec_volatile.
26338 Remove mem:BLK from insn operands. Use Pmode scratch register.
26339 (*memory_barrier): Define as unspec instead of unspec_volatile.
26340 Use (match_dup 0) as input operand.
26342 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26343 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26344 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26345 scratch register. Remove operand 1.
26346 (*stbar): Define as unspec instead of unspec_volatile.
26347 Use (match_dup 0) as input operand, remove (const_int 8).
26348 (*membar): Define as unspec instead of unspec_volatile.
26349 Use (match_dup 0) as input operand, remove input operand 2.
26351 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26352 (memory_barrier): Expand as unspec instead of unspec_volatile.
26353 Remove mem:BLK from insn operands. Use Pmode scratch register.
26354 (*memory_barrier): Define as unspec instead of unspec_volatile.
26355 Use (match_dup 0) as input operand.
26357 * config/ia64/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 (*memory_barrier): New insn pattern.
26362 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26364 (*memory_barrier): Use (match_dup 0) as input operand.
26366 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26367 Remove mem:BLK from insn operands. Use Pmode scratch register.
26368 Set volatile flag on operand 0.
26369 (*mb_internal): New insn pattern.
26371 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26373 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26375 PR middle-end/38586
26376 * function.c (struct temp_slot): Move to the section of the file
26377 that deals with temp slots. Remove field 'address'.
26378 (temp_slot_address_table): New hash table of address -> temp slot.
26379 (struct temp_slot_address_entry): New struct, items for the table.
26380 (temp_slot_address_compute_hash, temp_slot_address_hash,
26381 temp_slot_address_eq, insert_temp_slot_address): Support functions
26383 (find_temp_slot_from_address): Rewrite to use the new hash table.
26384 (remove_unused_temp_slot_addresses): Remove addresses of temp
26385 slots that have been made available.
26386 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26387 worker function for remove_unused_temp_slot_addresses.
26388 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26389 Add the temp slot address to the address -> temp slot map.
26390 (update_temp_slot_address): Update via insert_temp_slot_address.
26391 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26392 (pop_temp_slots): Likewise.
26393 (init_temp_slots): Allocate the address -> temp slot map, or empty
26394 the map if it is already allocated.
26395 (prepare_function_start): Initialize temp slot processing.
26397 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26399 PR middle-end/38584
26400 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26401 Calculate the size of all stack vars assuming no packing of stack
26402 vars will happen, replacing a quadratic algorithm with a linear one.
26404 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26407 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26410 2009-01-03 Diego Novillo <dnovillo@google.com>
26412 * doc/contrib.texi: Update contributions.
26414 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26417 * builtins.c (fold_builtin_memory_op): Give up if either operand
26418 is volatile. Set srctype or desttype to non-qualified version
26422 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26423 and FUNCTION_DECLs.
26425 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26427 PR rtl-optimization/35805
26428 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26429 problem if fast dce is able to remove any instructions.
26430 * dce.c (dce_process_block): Fix dump message.
26432 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26435 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26437 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26439 PR middle-end/38690
26440 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26441 * tree-pretty-print.c (op_code_prio): New function.
26442 (op_prio): No longer static. Use op_code_prio.
26443 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26444 Use op_prio and op_code_prio to determine if () should be
26445 printed around operand(s) or not.
26447 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26448 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26449 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26450 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26451 pp_character instead of pp_string for single letter printing.
26453 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26455 * doc/extend.texi: Fix '#pragma GCC option' typo.
26457 2009-01-02 Richard Guenther <rguenther@suse.de>
26459 * doc/install.texi (--enable-checking): Mention different
26460 default for stage1.
26461 (--enable-stage1-checking): Document.
26463 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26465 PR middle-end/30142
26466 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26467 case to be an error.
26469 2009-01-02 Ben Elliston <bje@au.ibm.com>
26471 * config/fp-bit.h (pack_d): Constify argument.
26472 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26473 (isnan): Constify argument.
26475 (iszero): Likewise.
26476 (pack_d): Likewise.
26477 (_fpadd_parts): Constify return type.
26478 (_fpmul_parts): Likewise.
26479 (_fpdiv_parts): Likewise.
26481 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26484 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26485 warn about overwriting initializer with side-effects or
26486 -Woverride-init if !IMPLICIT.
26487 (output_init_element): Likewise. Pass IMPLICIT down to
26489 (process_init_element): Add IMPLICIT argument. Pass it down
26490 to output_init_element.
26491 (push_init_element, pop_init_level, set_designator): Adjust
26492 process_init_element callers.
26493 (set_nonincremental_init, set_nonincremental_init_from_string):
26494 Adjust add_pending_init callers.
26495 (output_pending_init_elements): Adjust output_init_element callers.
26496 * c-tree.h (process_init_element): Adjust prototype.
26497 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26498 process_init_element callers.
26501 Copyright (C) 2009 Free Software Foundation, Inc.
26503 Copying and distribution of this file, with or without modification,
26504 are permitted in any medium without royalty provided the copyright
26505 notice and this notice are preserved.