1 2009-09-22 Dodji Seketeli <dodji@redhat.com>
3 * dwarf2out.c (template_parameter_pack_die,
4 gen_formal_parameter_pack_die ): New functions.
5 (make_ith_pack_parameter_name): Remove this function.
6 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7 DW_TAG_formal_parameter_pack.
8 (gen_generic_params_dies): Represent each template parameter pack
9 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
10 represented by usual DW_TAG_template_*_parameter DIEs that are
11 children of the DW_TAG_template_parameter_pack element DIE.
12 (generic_parameter_die): This doesn't deal with parameter pack
13 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children of
15 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
16 in certain cases, e.g. for pack elements.
17 (gen_formal_types_die, gen_decl_die): Adjust usage of
18 gen_formal_parameter_die.
19 (gen_subprogram_die): Represent each function parameter pack by a
20 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
21 represented by usual DW_TAG_formal_parameter DIEs that are children
22 of the DW_TAG_formal_parameter_pack DIE. Remove references to
23 ____builtin_va_alist decls as no part of the compiler uses those
25 * langhooks.h (struct lang_hooks_for_decls): Add
26 function_parm_expanded_from_pack_p, get_generic_function_decl
27 and function_parameter_pack_p hooks. Fix comment for
28 get_innermost_generic_parms hook.
29 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
30 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
31 macros and use them to initialize lang_hook.
33 2009-09-22 Richard Henderson <rth@redhat.com>
35 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
36 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
37 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
38 on TRAMPOLINE_TEMPLATE.
39 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
40 TRAMPOLINE_ADJUST_ADDRESS.
41 * targhooks.c (default_asm_trampoline_template): Remove.
42 (default_trampoline_adjust_address): Remove.
43 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
44 * targhooks.h: Update decls.
46 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
48 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
49 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
50 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
52 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
55 * reload1.c (reload): Reset debug insns with pseudos without
58 2009-09-22 Neil Vachharajani <nvachhar@google.com>
60 * testsuite/gcc.dg/pr40209.c: Add test case.
62 2009-09-22 Janis Johnson <janis187@us.ibm.com>
64 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
65 unconditional true for decimal float modes.
66 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
67 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
69 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
71 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
72 Enable a new case for __FreeBSD__ >= 7.
73 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
74 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
75 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
78 * doc/install.texi (*-*-freebsd*): Update target information.
80 2009-09-22 Richard Guenther <rguenther@suse.de>
83 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
84 arrays really properly.
86 2009-09-22 Richard Henderson <rth@redhat.com>
89 * target.h (struct gcc_target): Add asm_out.trampoline_template,
90 calls.static_chain, calls.trampoline_init,
91 calls.trampoline_adjust_address.
92 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
93 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
94 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
95 * builtins.c (expand_builtin_setjmp_receiver): Use
96 targetm.calls.static_chain; only clobber registers.
97 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
98 set up memory attributes properly for the trampoline block.
99 (expand_builtin_adjust_trampoline): Use
100 targetm.calls.trampoline_adjust_address.
101 * calls.c (prepare_call_address): Add fndecl argument. Use
102 targetm.calls.static_chain.
103 * df-scan.c (df_need_static_chain_reg): Remove.
104 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
105 consolodate static chain handling.
106 * doc/tm.texi: Document new hooks.
107 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
108 (init_emit_regs): Don't initialize them.
109 * expr.h (prepare_call_address): Update decl.
110 * final.c (profile_function): Use targetm.calls.static_chain.
111 * function.c (expand_function_start): Likewise.
112 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
113 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
114 only clobber registers.
115 * targhooks.c (default_static_chain): New.
116 (default_asm_trampoline_template, default_trampoline_init): New.
117 (default_trampoline_adjust_address): New.
118 * targhooks.h: Declare them.
119 * varasm.c (assemble_trampoline_template): Use
120 targetm.asm_out.trampoline_template. Make the memory block const
123 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
124 alpha_initialize_trampoline. Make static. Merge VMS parameter
125 differences into the TARGET_ABI_OPEN_VMS code block.
126 (TARGET_TRAMPOLINE_INIT): New.
127 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
128 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
129 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
130 (INITIALIZE_TRAMPOLINE): Remove.
132 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
133 (TRAMPOLINE_TEMPLATE): Merge with ...
134 (INITIALIZE_TRAMPOLINE): ... this and move ...
135 * config/arc/arc.c (arc_trampoline_init): ... here.
136 (TARGET_TRAMPOLINE_INIT): New.
138 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
139 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
140 (arm_asm_trampoline_template): New.
141 (arm_trampoline_init, arm_trampoline_adjust_address): New.
142 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
143 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
144 code to arm_asm_trampoline_template.
145 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
146 arm_trampoline_adjust_address.
147 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
148 adjust for target hook parameters.
150 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Remove.
152 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
153 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
154 (bfin_trampoline_init): Rename from initialize_trampoline;
155 make static; update for target hook parameters.
156 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
157 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
158 bfin_asm_trampoline_template.
159 (INITIALIZE_TRAMPOLINE): Remove.
161 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
162 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
163 cris_trampoline_init): New.
164 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
165 cris_asm_trampoline_template.
166 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
167 adjust for target hook parameters.
169 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
171 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
172 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
173 fr30_trampoline_init): New.
174 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
175 fr30_asm_trampoline_template.
176 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
177 adjust for target hook parameters.
179 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
180 (frv_trampoline_init): Rename from frv_initialize_trampoline;
181 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
182 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
183 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
185 * config/h8300/h8300.c (h8300_trampoline_init): New.
186 (TARGET_TRAMPOLINE_INIT): New.
187 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
188 to h8300_trampoline_init and adjust for hook parameters.
190 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
191 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
192 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
193 make static; adjust for hook parameters.
194 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
196 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
197 (TARGET_TRAMPOLINE_INIT): New.
198 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
199 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
200 iq2000_asm_trampoline_template.
201 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
202 (TRAMPOLINE_CODE_SIZE): New.
203 (TRAMPOLINE_SIZE): Use it.
204 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
206 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
207 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
208 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
209 adjust for hook parameters.
210 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
212 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
213 (m32r_trampoline_init): New.
214 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
215 m32r_trampoline_init.
217 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
218 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
219 make static; update for hook parameters.
220 * config/m68hc11/m68hc11-protos.h: Update.
221 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
223 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
224 (TARGET_TRAMPOLINE_INIT): New.
225 (mcore_function_value): Fix typo.
226 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
227 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
228 to mcore_asm_trampoline_template.
229 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
231 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
232 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
233 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
234 update for hook parameters.
235 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
237 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
238 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
239 mips_trampoline_init): New.
240 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
241 mips_asm_trampoline_template.
242 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
243 update for hook parameters.
245 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
246 (TARGET_TRAMPOLINE_INIT): New.
247 (mmix_trampoline_size): Remove.
248 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
249 make static. Remove out-of-date tetra vs octa comment.
250 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
251 make static; update for hook parameters.
252 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
253 (INITIALIZE_TRAMPOLINE): Remove.
254 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
255 (TRAMPOLINE_ALIGNMENT): New.
256 * gcc/config/mmix/mmix-protos.h: Update.
258 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
259 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
260 mn10300_trampoline_init): New.
261 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
262 mn10300_asm_trampoline_template.
263 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
265 * config/moxie/moxie.c (moxie_static_chain,
266 moxie_asm_trampoline_template, moxie_trampoline_init,
267 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
268 TARGET_TRAMPOLINE_INIT): New.
269 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
270 moxie_trampoline_init.
271 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
272 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
274 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
275 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
276 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
277 pa_trampoline_adjust_address): New.
278 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
279 pa_asm_trampoline_template.
280 (TRAMPOLINE_ALIGNMENT): New.
281 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
282 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
283 adjust for hook parameters.
284 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
286 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
287 (TARGET_TRAMPOLINE_INIT): New.
288 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
289 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
291 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
293 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
294 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
295 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
296 make static; adjust parameters for the hook.
297 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
299 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
300 s390_trampoline_template; make static.
301 (s390_trampoline_init): Rename from s390_initialize_trampoline;
302 make static; adjust for target hook.
303 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
304 * config/s390/s390-protos.h: Remove trampoline decls.
305 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
306 (TRAMPOLINE_TEMPLATE): Remove.
307 (TRAMPOLINE_ALIGNMENT): New.
309 * config/score/score-protos.h (score_initialize_trampoline): Remove.
310 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
311 (TARGET_TRAMPOLINE_INIT): New.
312 (score_asm_trampoline_template): New.
313 (score_trampoline_init): Rename from score_initialize_trampoline;
314 make static; adjust for hook parameters.
315 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
316 score[37]_asm_trampoline_template.
317 (INITIALIZE_TRAMPOLINE): Remove.
318 * config/score/score3.c (score3_asm_trampoline_template): New.
319 (score3_trampoline_init): Rename from score3_initialize_trampoline;
320 adjust for target hook.
321 * config/score/score7.c (score7_asm_trampoline_template): New.
322 (score7_trampoline_init): Rename from score7_initialize_trampoline;
323 adjust for target hook.
324 * config/score/score3.h, config/score/score7.h: Update.
326 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
327 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
328 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
329 (sh_trampoline_init): Rename from sh_initialize_trampoline;
330 make static; adjust for target hook parameters.
331 (sh_trampoline_adjust_address): New.
332 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
333 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
335 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
336 (sparc32_initialize_trampoline): Rename from
337 sparc_initialize_trampoline; make static; replace tramp parameter
338 with m_tramp and update memory accesses.
339 (sparc64_initialize_trampoline): Similarly.
340 (sparc_trampoline_init): New.
341 * config/sparc/sparc-protos.h: Remove trampoline decls.
342 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
343 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
345 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
346 (array_to_constant): Make ARR parameter const.
347 (spu_trampoline_init): Rename from spu_initialize_trampoline;
348 make static; update for hook parameters.
349 * config/spu/spu-protos.h: Update decls.
350 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
352 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
353 from xstormy16_initialize_trampoline; make static; update for
355 (TARGET_TRAMPOLINE_INIT): New.
356 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
358 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
359 (TARGET_TRAMPOLINE_INIT): New.
360 (v850_can_eliminate): Make static.
361 (v850_asm_trampoline_template, v850_trampoline_init): New.
362 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
363 v850_asm_trampoline_template.
364 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
365 and adjust for target hook parameters.
367 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
368 (TARGET_TRAMPOLINE_INIT): New.
369 (vax_asm_trampoline_template, vax_trampoline_init): New.
370 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
371 vax_asm_trampoline_template.
372 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
374 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
375 (TARGET_TRAMPOLINE_INIT): New.
376 (xtensa_asm_trampoline_template): Rename from
377 xtensa_trampoline_template; make static.
378 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
379 make static; update for hook parameters.
380 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
381 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
382 (INITIALIZE_TRAMPOLINE): Remove.
384 * config/i386/i386.c (ix86_function_regparm): Do not issue an
385 error for nested functions with regparm=3.
386 (ix86_compute_frame_layout): Adjust frame pointer offset for
387 ix86_static_chain_on_stack.
388 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
389 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
390 don't reset to UNITS_PER_WORD.
391 (ix86_emit_leave): Adjust ix86_cfa_state.
392 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
393 (ix86_static_chain): New.
394 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
395 make static; update for target hook parameters; use ix86_static_chain.
396 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
397 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
398 (INITIALIZE_TRAMPOLINE): Remove.
399 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
400 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
401 to the end. Add static_chain_on_stack.
402 (ix86_static_chain_on_stack): New.
404 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
405 (m68k_output_mi_thunk): Don't use static_chain_rtx.
406 (m68k_trampoline_init): New.
407 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
408 m68k_trampoline_init and adjust for hook parameters.
409 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
410 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
412 2009-09-22 Jakub Jelinek <jakub@redhat.com>
414 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
415 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
417 * reload1.c (reload): Call wrap_constant when substituting
418 reg for equiv inside of DEBUG_INSNs.
421 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
422 add_call_src_coords_attributes, add_high_low_attributes,
423 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
424 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
425 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
426 when -gdwarf-2 -gstrict-dwarf.
427 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
428 -gdwarf-[23] -gstrict-dwarf.
429 (address_of_int_loc_descriptor, loc_descriptor,
430 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
431 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
432 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
434 2009-09-22 Richard Guenther <rguenther@suse.de>
436 PR tree-optimization/41428
437 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
438 (ccp_finalize): Pass it to substitute_and_fold.
440 2009-09-22 Richard Guenther <rguenther@suse.de>
442 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
443 (substitute_and_fold): Adjust prototype.
444 * tree-vrp.c (vrp_evaluate_conditional): Make static.
445 (simplify_stmt_using_ranges): Likewise.
446 (fold_predicate_in): Move here from tree-ssa-propagate.c.
447 (vrp_fold_stmt): New function.
448 (vrp_finalize): Pass it to substitute_and_fold.
449 * tree-flow.h (vrp_evaluate_conditional): Remove.
450 (simplify_stmt_using_ranges): Likewise.
451 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
452 * tree-ssa-copy.c (fini_copy_prop): Likewise.
453 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
455 (fold_predicate_in): Move to tree-vrp.c.
456 (substitute_and_fold): Use the callback instead of calling into
457 tree-vrp.c functions directly.
459 2009-09-22 Jakub Jelinek <jakub@redhat.com>
461 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
462 comparison warning on rs6000.
465 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
466 GIMPLE_EH_MUST_NOT_THROW cleanup.
467 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
469 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
472 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
473 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
474 LIB_SPEC for darwin10 and later since it always uses the unwinder in
475 libSystem which is derived from the gcc 4.2.1 unwinder.
477 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
480 * varasm.c (default_encode_section_info): Copy TLS model into
481 sym_ref flags regardless of backend support for TLS, for all
482 model types except TLS_MODEL_EMULATED.
484 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
487 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
488 we can handle it correctly.
490 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
492 * doc/install.texi (os2): Remove section.
494 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
496 * doc/standards.texi (Objective-C): Adjust two URLs.
498 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
500 * tree-tailcall.c (process_assignment): Don't check if a multiplication
501 or an addition are already present.
502 (find_tail_calls): Combine multiple additions and multiplications.
503 (adjust_accumulator_values): Emit accumulators.
505 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
507 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
508 xmm register restore.
510 2009-09-21 Jan Hubicka <jh@suse.cz>
512 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
513 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
516 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
518 * stor-layout.c (layout_type): Remove obsolete code.
520 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
523 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
525 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
528 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
529 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
530 (fold_builtin_2, do_mpc_arg1): Update accordingly.
531 * fold-const.c (const_binop): Likewise.
532 * real.h (do_mpc_arg2): Update prototype.
534 2009-09-20 Jan Hubicka <jh@suse.cz>
536 * dwarf2out.c (add_const_value_attribute): Return true if successful.
537 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
538 (tree_add_const_value_attribute): Return true if successful.
539 (tree_add_const_value_attribute_for_decl): Likewise.
541 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
542 (loc_descriptor): ... here;
543 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
544 (cst_pool_loc_descr): Break out from ...; do not reffer constant
545 pool items that was not marked for output.
546 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
547 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
548 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
549 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
550 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
551 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
552 DW_OP_stack_value to get address of items that are not available
554 (dw_loc_list): Handle single element lists correctly.
556 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
557 Pascal Obry <obry@adacore.com>
559 * unwind-dw2-fde.c (classify_object_over_fdes):
560 Cast the constant 1 to _Unwind_Ptr.
561 (add_fdes): Likewise.
562 (linear_search_fdes): Likewise.
564 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
566 * stor-layout.c (set_sizetype): Avoid useless type copy.
568 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
570 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
572 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
573 * configure, config.in: Regenerate.
574 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
576 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
577 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
578 for global data if the output could be used in a shared library.
579 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
580 to 0 if TARGET_WRITABLE_EH_FRAME.
582 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
584 PR rtl-optimization/39886
585 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
586 just when insn is equal to BB_END (bb).
588 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
590 * config/mips/mips.opt (mrelax-pic-calls): New option.
591 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
593 (mips_unspec_call): Change "unspec_call" expander into this.
594 (mips_strip_unspec_call): New function.
595 (mips_got_load): Call mips_unspec_call instead of
596 gen_unspec_call<mode>.
597 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
599 (mips_cfg_in_reorg): New function.
600 (mips16_lay_out_constants): Use it to decide whether to call
601 CFG-aware insn splitting.
602 (r10k_insert_cache_barriers): Move CFG set-up code from here to
603 mips_reorg. Move DF set-up code from here ...
604 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
606 (mips_reorg): Call mips_df_reorg instead of
607 r10k_insert_cache_barriers. Move CFG set-up code here from
608 r10k_insert_cache_barriers.
609 (mips_call_expr_from_insn): New function.
610 (mips_pic_call_symbol_from_set): Likewise.
611 (mips_find_pic_call_symbol): Likewise.
612 (mips_annotate_pic_call_expr): Likewise.
613 (mips_get_pic_call_symbol): Likewise.
614 (mips_annotate_pic_calls): Likewise.
615 (mips_override_options): Disable -mrelax-pic-calls unless PIC
617 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
618 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
619 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
621 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
622 (unspec_call<mode>): Remove it.
623 (sibcall_internal, sibcall_value_internal,
624 sibcall_value_multiple_internal, call_internal, call_split,
625 call_value_internal, call_value_split,
626 call_value_multiple_internal, call_value_multiple_split): Pass
627 SIZE_OPNO to MIPS_CALL.
628 (call_internal_direct, call_direct_split,
629 call_value_internal_direct, call_value_direct_split): Pass -1 as
630 SIZE_OPNO to MIPS_CALL.
631 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
632 * configure: Regenerate.
633 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
634 and -mno-relax-pic-calls.
635 (MIPS Options): Document -mrelax-pic-calls
636 and -mno-relax-pic-calls.
638 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
641 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
642 in the directory this rule is called from, rather than the
643 toplevel 'gcc' directory, to fix in-tree build.
645 2009-09-19 Chris Demetriou <cgd@google.com>
647 PR preprocessor/28435:
648 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
649 to cpplib that the preprocessor output is needed.
651 2009-09-19 Jakub Jelinek <jakub@redhat.com>
653 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
654 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
655 *return_and_restore_fpregs_<mode>,
656 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
659 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
660 instead of assuming it has always a REG inside of it.
662 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
664 * config/freebsd.h: Update comment on types.
667 2009-09-18 Jason Merrill <jason@redhat.com>
669 * c.opt: Add -fno-deduce-init-list.
671 2009-09-18 Neil Vachharajani <nvachhar@google.com>
673 * value-prof.c (interesting_stringop_to_profile_p): Added output
674 argument to indicate which parameter is the size parameter.
675 * value-prof.c (gimple_stringop_fixed_value): Use
676 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
677 * value-prof.c (gimple_stringops_transform): Update call sites to
678 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
679 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
681 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
684 From David Binderman <dcb314@hotmail.com>:
685 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
686 local variable f. Remove stale comments.
687 (ix86_compute_frame_layout): Remove useless local variable total_size.
689 (legitimate_address_p): Remove useless local variables
690 reason_rtx and reason.
691 (ix86_split_copysign_const): Remove useless local variable op1.
692 (scale_counter): Remove useless local variable piece_size_mask.
694 2009-09-18 Jakub Jelinek <jakub@redhat.com>
696 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
699 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
702 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
704 2009-09-17 Jakub Jelinek <jakub@redhat.com>
706 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
709 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
711 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
712 DW_OP_implicit_value even without dwarf_version 4.
714 2009-09-17 Jan Hubicka <jh@suse.cz>
716 * dwarf2out.c: Include tree-pass.h and gimple.h.
717 (loc_list_plus_const): New function.
718 (loc_descriptor_from_tree_1): Rename to ...
719 (loc_descriptor_from_tree): ... remove original.
720 (loc_list_from_tree): New function.
721 (add_AT_location_description): Accept location list.
722 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
723 (concatn_mem_loc_descriptor): Remove.
724 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
726 (secname_for_decl): Move up.
727 (hidden_reference_p): New function; break out from ...
728 (loc_by_refernece): ... here; move up.
729 (dw_loc_list): New function.
730 (single_element_loc_list): New function.
731 (single_element_loc_list_p): New function.
732 (add_loc_descr_to_each): New function.
733 (add_loc_list): New function.
734 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
735 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
736 add diagnostics why expansion failed.
737 (add_location_or_const_value_attribute): Support location lists.
738 (add_bound_info): Likewise.
739 (descr_info_loc): Update call of loc_descriptor_from_tree.
740 (gen_variable_die): Work on location lists.
741 * final.c (pass_final): Add dump file.
742 * Makefile.in (dwarf2out.o): Add new dependencies.
744 2009-09-17 Janis Johnson <janis187@us.ibm.com>
747 * real.c decimal_from_integer, decimal_integer_string): New.
748 (real_from_integer): Use them as special case for decimal float.
749 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
750 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
751 Do not append zero after the decimal point in string to convert.
753 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
755 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
756 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
758 2009-09-17 Martin Jambor <mjambor@suse.cz>
760 * common.opt (fipa-sra): New switch.
761 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
762 * timevar.def (TV_IPA_SRA): New timevar.
763 * params.def (ipa-sra-ptr-growth-factor): New parameter.
764 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
765 * tree-sra.c: Include cgraph.c.
766 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
767 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
768 and grp_not_necessarilly_dereferenced.
769 (func_param_count): New variable.
770 (encountered_apply_args): New variable.
771 (bb_dereferences): New variable.
772 (final_bbs): New variable.
773 (no_accesses_representant): New variable.
774 (no_accesses_p): New function.
775 (dump_access): Dump the new fields.
776 (sra_initialize): Set encountered_apply_args to false.
777 (get_ssa_base_param): New function.
778 (mark_parm_dereference): New function.
779 (create_access): Caring for INIDRECT_REFs and different handling of
780 varialble length accesses in early IPA SRA. Store the stmt - a new
781 parameter - to the new access.
782 (build_access_from_expr_1): New parameter stmt, passed to
783 create_access. Handle INDIRECT_REFs.
784 (build_access_from_expr): Pass the current statement to
785 build_access_from_expr_1.
786 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
788 (build_accesses_from_assign): Pass the current statement to
789 build_access_from_expr_1. Do not create assign links in IPA-SRA.
790 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
791 final_bbs when necessary. Check for calls to __builtin_apply_args.
792 Fixup EH info if anythng was changed.
793 (is_unused_scalar_param): New function.
794 (ptr_parm_has_direct_uses): New function.
795 (find_param_candidates): New function.
796 (mark_maybe_modified): New function.
797 (analyze_modified_params): New function.
798 (propagate_dereference_distances): New function.
799 (dump_dereferences_table): New function.
800 (analyze_caller_dereference_legality): New function.
801 (unmodified_by_ref_scalar_representative): New function.
802 (splice_param_accesses): New function.
803 (decide_one_param_reduction): New function.
804 (enum ipa_splicing_result): New type.
805 (splice_all_param_accesses): New function.
806 (get_param_index): New function.
807 (turn_representatives_into_adjustments): New function.
808 (analyze_all_param_acesses): New function.
809 (get_replaced_param_substitute): New function.
810 (get_adjustment_for_base): New function.
811 (replace_removed_params_ssa_names): New function.
812 (sra_ipa_reset_debug_stmts): New function.
813 (sra_ipa_modify_expr): New function.
814 (sra_ipa_modify_assign): New function.
815 (convert_callers): New function.
816 (modify_function): New function.
817 (ipa_sra_preliminary_function_checks): New function.
818 (ipa_early_sra): New function.
819 (ipa_early_sra_gate): New function.
820 (pass_early_ipa_sra): New variable.
821 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
823 2009-09-17 Michael Matz <matz@suse.de>
826 * tree.c (build_type_attribute_qual_variant): Export.
827 * tree.h (build_type_attribute_qual_variant): Declare.
828 * tree-inline.c (remap_type_1): Use it to build variants with
829 the original qualifiers and attributes.
831 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
833 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
834 without a fallthrough edge.
836 2009-09-16 DJ Delorie <dj@redhat.com>
838 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
839 chip and ignore the "fast_interrupt" attribute if so.
841 2009-09-16 Richard Henderson <rth@redhat.com>
844 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
847 2009-09-16 Richard Henderson <rth@redhat.com>
850 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
851 is set only if DECL_NO_STATIC_CHAIN is unset.
852 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
853 (FOR_EACH_NEST_INFO): New.
854 (walk_all_functions): Use it.
855 (finalize_nesting_tree): Likewise.
856 (unnest_nesting_tree): Likewise.
857 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
858 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
859 (convert_gimple_call): Early out if gimple_call_chain already set.
860 (convert_all_function_calls): Iterate until no new functions
861 require a static chain.
862 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
863 when building a trampoline. Use dump_function_to_file instead
865 (lower_nested_functions): Open dump_file. Validate that decls
866 that have DECL_NO_STATIC_CHAIN from the front end don't have that
867 bit reset by this pass.
869 2009-09-16 Michael Matz <matz@suse.de>
872 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
873 shorten decl_common_unused.
874 (DECL_RESTRICTED_P): New accessor.
875 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
876 to disambiguate marked decls and restrict pointers.
878 2009-09-16 Richard Henderson <rth@redhat.com>
881 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
883 2009-09-16 Jakub Jelinek <jakub@redhat.com>
885 * integrate.c (set_block_abstract_flags): Call
886 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
888 2009-09-16 Richard Guenther <rguenther@suse.de>
891 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
894 2009-09-16 DJ Delorie <dj@redhat.com>
895 Kaz Kojima <kkojima@gcc.gnu.org>
897 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
898 (sh_expand_prologue): Update calls to output_stack_adjust.
899 (sh_expand_epilogue): Likewise.
901 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
904 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
905 trying to limit the extent of searches in the insn stream.
907 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
908 Jakub Jelinek <jakub@redhat.com>
912 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
914 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
915 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
916 (rs6000_savres_strategy): Always save FP registers inline if the
917 target doesn't support hardware double-precision. Set the above
918 bits in return value when needed.
919 (rs6000_savres_routine_sym): Fix computation for cache selector.
920 Mark the generated symbol as a function. Rename exitp argument to
921 lr. Move code for determining the name of the symbol...
922 (rs6000_savres_routine_name): ...here. New function. Add cases for
923 getting the names right on AIX and 64-bit Linux.
924 (savres_routine_name): New variable.
925 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
926 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
927 on what the target routine uses as a base register. If savep && lr
928 describe saving of r0 into memory slot.
929 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
930 line calls for AIX ABI.
931 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
932 determine FP save/restore functions.
933 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
934 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
936 (rs6000_emit_epilogue): Adjust computation of restore_lr.
937 Duplicate restoration of LR and execute the appropriate one
938 depending on whether GPRs are being restored inline. Set r11 from
939 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
940 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
941 Fix out of line calls for AIX ABI.
942 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
944 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
946 (*restore_gpregs_spe): Likewise.
947 (*return_and_restore_gpregs_spe): Likewise.
948 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
949 Define to empty string unconditionally.
950 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
951 Define to empty string unconditionally.
952 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
955 2009-09-15 Jan Hubicka <jh@suse.cz>
957 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
958 * params.def (inline-insns-auto): Likewise.
960 2009-09-15 Martin Jambor <mjambor@suse.cz>
962 * ipa-inline.c (estimate_function_body_sizes): Dump info about
963 individual statements only at TDF_DETAILS dump level. Format
964 source for 80 characters per line.
966 2009-09-15 Christian Bruel <christian.bruel@st.com>
968 * regrename.c (do_replace): Update REG_DEAD notes.
970 2009-09-15 Revital Eres <eres@il.ibm.com>
972 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
973 * targhooks.c (default_builtin_support_vector_misalignment):
974 New builtin function.
975 * targhooks.h (default_builtin_support_vector_misalignment):
977 * target.h (builtin_support_vector_misalignment):
978 New field in struct gcc_target.
979 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
980 new builtin function.
981 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
983 * config/rs6000/rs6000.c
984 (rs6000_builtin_support_vector_misalignment): New function.
985 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
987 2009-09-15 Jie Zhang <jie.zhang@analog.com>
989 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
991 (bfin_optimize_loop): Likewise.
992 (bfin_gen_bundles): Likewise.
993 (workaround_speculation): Likewise.
994 (find_load): Return NULL_RTX for debug_insn.
996 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
998 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1001 2009-09-14 DJ Delorie <dj@redhat.com>
1003 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1004 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1007 2009-09-14 Richard Henderson <rth@redhat.com>
1008 Jakub Jelinek <jakub@redhat.com>
1010 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1011 * cfgbuild.c (make_edges): Handle asm goto.
1012 * cfglayout.c (fixup_reorder_chain): Likewise.
1013 * cfgrtl.c (patch_jump_insn): Likewise.
1014 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1015 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1016 (gimple_build_asm_vec): Add and use labels parameter.
1017 (gimple_build_asm): Remove.
1018 (walk_gimple_asm): Walk labels too.
1019 * gimple.def (GIMPLE_ASM): Update docs.
1020 * gimple.h: Update decls.
1021 (struct gimple_statement_asm): Change nc to use unsigned char;
1023 (gimple_asm_nlabels): New.
1024 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1025 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1026 into gimple_build_asm_vec.
1027 * jump.c (mark_jump_label_asm): New.
1028 (mark_jump_label): Use it.
1029 (redirect_jump_1): Handle asm goto.
1030 (invert_jump_1): Soft fail if X is null.
1031 * recog.c (extract_asm_operands): New.
1032 (asm_noperands): Use it; handle asm labels.
1033 (decode_asm_operands): Use extract_asm_operands.
1034 (asm_operand_ok): Properly handle empty string.
1035 * reg-stack.c (get_asm_operands_in_out): Rename from
1036 get_asm_operand_n_inputs; use extract_asm_operands; return both
1037 inputs and outputs by reference; update all callers.
1038 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1039 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1040 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1041 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1042 (extract_asm_operands): Declare.
1043 * stmt.c (expand_asm_operands): Add and use labels parameter.
1044 (check_unique_operand_names): Likewise.
1045 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1046 (expand_asm_stmt): Handle asm labels.
1047 * tree-cfg.c (make_gimple_asm_edges): New.
1048 (make_edges): Use it.
1049 (cleanup_dead_labels): Handle asm labels.
1050 (is_ctrl_altering_stmt): Likewise.
1051 (gimple_redirect_edge_and_branch): Likewise.
1052 * tree.def (ASM_EXPR): Add 5th operand.
1053 * tree.h (ASM_LABELS): New.
1054 (resolve_asm_operand_names): Update decl.
1056 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1057 (c_parser_asm_goto_operands): New.
1058 * c-tree.h (build_asm_expr): Update decl.
1059 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1060 * doc/extend.texi: Document asm goto.
1062 2009-09-14 Richard Henderson <rth@redhat.com>
1064 * except.h: Update declarations.
1065 (struct pointer_map_t): Forward declare.
1066 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1067 (struct eh_landing_pad_d, eh_landing_pad): New.
1068 (struct eh_catch_d, eh_catch): New.
1069 (struct eh_region_d): Remove next_region_sharing_label, aka,
1070 label, tree_label, landing_pad, post_landing_pad, resume,
1071 may_contain_throw. Rename region_number to index. Remove
1072 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1073 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1074 (VEC(eh_landing_pad,gc)): New.
1075 (struct eh_status): Remove last_region_number. Add lp_array,
1076 throw_stmt_table, ttype_data, ehspec_data.
1077 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1078 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1079 * except.c (lang_protect_cleanup_actions): Return tree.
1080 (struct ehl_map_entry): Remove.
1081 (init_eh_for_function): Push zero entries for region and lp_array.
1082 (gen_eh_region): Add to region_array immediately.
1083 (gen_eh_region_catch): Operate on eh_catch objects.
1084 (gen_eh_landing_pad): New.
1085 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1086 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1087 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1088 (get_eh_landing_pad_from_number_fn): New.
1089 (get_eh_landing_pad_from_number): New.
1090 (get_eh_region_from_lp_number_fn): New.
1091 (get_eh_region_from_lp_number): New.
1092 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1093 (get_exception_pointer, get_exception_filter): Remove.
1094 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1095 (current_function_has_exception_handlers): Simplify.
1096 (bring_to_root, eh_region_replaceable_by_p): Remove.
1097 (replace_region, hash_type_list, hash_eh_region): Remove.
1098 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1099 (label_to_region_map, num_eh_regions): Remove.
1100 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1101 (find_exception_handler_labels): Remove.
1102 (duplicate_eh_regions_0, find_prev_try): Remove.
1103 (struct duplicate_eh_regions_data): New.
1104 (duplicate_eh_regions_1): Rewrite.
1105 (duplicate_eh_regions): Return a pointer map instead of an
1107 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1108 (redirect_eh_edge_to_label): Remove.
1109 (eh_region_outermost): Rewrite using eh_region pointers
1110 instead of integers.
1111 (add_ttypes_entry): Update for ttype_data move to eh_status.
1112 (add_ehspec_entry): Rewrite with VEC instead of varray.
1113 (assign_filter_values): Likewise. Export.
1114 (build_post_landing_pads, connect_post_landing_pads): Remove.
1115 (dw2_build_landing_pads): Rewrite to use lp_array.
1116 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1117 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1118 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1119 (sjlj_mark_call_sites): Update for landing pad numbers.
1120 (finish_eh_generation): Rewrite.
1121 (gate_handle_eh): Do nothing for no eh tree.
1122 (pass_rtl_eh): Move up near finish_eh_generation.
1123 (remove_eh_landing_pad): New.
1124 (remove_eh_handler): Export.
1125 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1126 (for_each_eh_label): Rewrite to use lp_array.
1127 (make_reg_eh_region_note): New.
1128 (make_reg_eh_region_note_nothrow_nononlocal): New.
1129 (insn_could_throw_p): New.
1130 (copy_reg_eh_region_note_forward): New.
1131 (copy_reg_eh_region_note_backward): New.
1132 (check_handled, add_reachable_handler): Remove.
1133 (reachable_next_level, foreach_reachable_handler): Remove.
1134 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1135 (get_eh_region_and_lp_from_rtx): New.
1136 (get_eh_region_from_rtx): New.
1137 (can_throw_internal_1, can_throw_external_1): Remove.
1138 (can_throw_internal): Use get_eh_region_from_rtx.
1139 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1140 (insn_nothrow_p, can_nonlocal_goto): New.
1141 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1142 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1143 (add_action_record): Use VEC not varray.
1144 (collect_one_action_chain): Update for eh_region changes.
1145 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1146 Use get_eh_region_and_lp_from_rtx.
1147 (gate_convert_to_eh_region_ranges): New.
1148 (pass_convert_to_eh_region_ranges): Use it.
1149 (push_uleb128, push_sleb128): Use VEC not varray.
1150 (output_one_function_exception_table): Likewise.
1151 (dump_eh_tree): Update for eh_region changes.
1152 (verify_eh_tree): Likewise.
1153 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1154 * tree-eh.c: Include target.h.
1155 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1156 Don't disallow GIMPLE_RESX; adjust argument check.
1157 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1158 (record_stmt_eh_region): Update for landing pad numbers;
1159 generate a landing pad if necessary.
1160 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1161 (remove_stmt_from_eh_lp_fn): Similarly.
1162 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1163 Update for lp numbers; don't special case missing throw_stmt_table.
1164 (lookup_expr_eh_lp): Similarly.
1165 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1166 (eh_seq, eh_region_may_contain_throw): New.
1167 (struct leh_state): Add ehp_region.
1168 (struct leh_tf_state): Remove eh_label.
1169 (emit_post_landing_pad): New.
1170 (emit_resx, emit_eh_dispatch): New.
1171 (note_eh_region_may_contain_throw): New.
1172 (frob_into_branch_around): Take eh_region not eh label;
1173 emit eh code into eh_seq.
1174 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1175 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1176 lower_eh_must_not_throw. Emit code to eh_seq.
1177 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1178 (lower_try_finally_onedest): Likewise.
1179 (lower_try_finally_copy): Likewise.
1180 (lower_try_finally_switch): Likewise.
1181 (lower_try_finally): Initialize ehp_region.
1182 (lower_catch): Update for eh_catch objects.
1183 (lower_eh_filter): Don't handle must_not_throw.
1184 (lower_eh_must_not_throw): New.
1185 (lower_cleanup): Don't set eh_label.
1186 (lower_eh_constructs_2): Resolve eh builtins.
1187 Handle GIMPLE_EH_MUST_NOT_THROW.
1188 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1189 Add eh_seq to the end of the function body.
1190 (make_eh_dispatch_edges): New.
1191 (make_eh_edge): Remove.
1192 (make_eh_edges): Simplify for landing pads.
1193 (redirect_eh_edge_1): New.
1194 (redirect_eh_edge): Use it.
1195 (redirect_eh_dispatch_edge): New.
1196 (stmt_could_throw_p): Use a switch. Allow RESX.
1197 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1198 (stmt_can_throw_internal): Likewise.
1199 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1200 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1201 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1202 (gate_refactor_eh): New.
1203 (pass_refactor_eh): Use it.
1204 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1205 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1206 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1207 (remove_unreachable_handlers): Rename from
1208 tree_remove_unreachable_handlers; rewrite for landing pads;
1209 call remove_eh_handler directly.
1210 (remove_unreachable_handlers_no_lp): New.
1211 (unsplit_eh, unsplit_all_eh): New.
1212 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1213 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1214 (cleanup_empty_eh_unsplit): New.
1215 (cleanup_empty_eh): Rewrite.
1216 (cleanup_all_empty_eh): New.
1217 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1218 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1219 (gate_cleanup_eh): New.
1220 (pass_cleanup_eh): Use it.
1221 (verify_eh_edges): Move later in file. Expect one EH edge.
1222 (verify_eh_dispatch_edge): New.
1224 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1225 (gtype-desc.o): Add TARGET_H.
1226 (tree.o): Use EXCEPT_H, not except.h.
1227 (cfgbuild.o): Add EXPR_H.
1228 (GTFILES): Add vecprim.h.
1229 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1230 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1231 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1232 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1233 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1234 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1235 calls to can_throw_internal.
1236 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1237 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1238 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1239 (expand_gimple_stmt): Use make_reg_eh_region_note.
1240 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1241 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1242 or find_exception_handler_labels.
1243 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1244 there is exacly one EH edge. Use can_nonlocal_goto and
1246 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1247 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1248 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1249 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1250 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1251 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1252 * dse.c (scan_insn): Use insn_could_throw_p.
1253 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1254 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1255 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1256 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1257 EXC_PTR_EXPR or FILTER_EXPR.
1258 (tree_expr_nonzero_warnv_p): Likewise.
1259 * function.h: Include vecprim.h, not varray.h
1260 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1261 move ttype_data and ehspec_data members to struct eh_status; change
1262 action_record_data member to a VEC.
1263 * gcse.c (hash_scan_set): Use can_throw_internal.
1264 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1265 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1266 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1267 (block_may_fallthru): Don't handle RESX_EXPR.
1268 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1269 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1270 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1271 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1272 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1273 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1274 (gimple_size): Likewise.
1275 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1276 (gimple_build_resx): Use gimple_build_with_ops.
1277 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1278 (is_gimple_val): Likewise.
1279 (is_gimple_stmt): Remove RESX_EXPR.
1280 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1281 (GIMPLE_RESX): Reorder with other EH constructs.
1282 * gimple.h (struct gimple_statement_eh_mnt): New.
1283 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1284 (gimple_eh_filter_must_not_throw): Remove.
1285 (gimple_eh_filter_set_must_not_throw): Remove.
1286 (gimple_eh_must_not_throw_fndecl): New.
1287 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1288 (is_gimple_resx): New.
1289 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1290 Don't copy EH_FILTER_MUST_NOT_THROW.
1291 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1292 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1293 handle must_not_throw_labels specially.
1294 * ipa-pure-const.c (check_call): Update debug statement for LP.
1295 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1296 * ipa-utils.c (get_base_var): Likewise.
1297 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1298 * lower-subreg.c (move_eh_region_note): Remove.
1299 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1300 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1301 (create_task_copyfn): Likewise.
1302 (maybe_catch_exception): Use gimple_build_eh_filter.
1303 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1304 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1305 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1306 and pass_lower_resx.
1307 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1308 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1309 can_throw_internal, can_nonlocal_goto.
1310 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1311 copy_reg_eh_region_note_forward.
1312 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1313 (emit_output_reload_insns): Likewise.
1314 (copy_eh_notes): Remove.
1315 * rtl.def (RESX): Remove.
1316 * rtl.h: Update declarations.
1317 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1318 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1319 (update_eh_label): Remove.
1320 (cleanup_dead_labels_eh): New.
1321 (cleanup_deal_labels): Use it instead of update_eh_label.
1322 (gimple_merge_blocks): Update landing pad data structure when
1323 removing a landing pad label.
1324 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1325 test; handle GIMPLE_EH_MUST_NOT_THROW.
1326 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1327 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1328 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1329 (verify_stmt): Likewise. Verify landing pads.
1330 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1331 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1332 (struct move_stmt_d): Add eh_map.
1333 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1334 (move_stmt_r): Remap eh region numbers in builtin calls,
1335 resx and eh_dispatch.
1336 (move_block_to_fn): Remove eh_offset parameter. Use
1337 maybe_duplicate_eh_stmt_fn.
1338 (find_outermost_region_in_block): Operate on eh_region pointers
1339 instead of region numbers.
1340 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1341 duplicate_eh_regions.
1342 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1343 test earlier. Disallow EH landing pads.
1344 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1345 * tree-flow.h: Update declarations.
1346 (struct tree_ann_common_d): Replace rn with lp_nr.
1347 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1348 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1349 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1350 resx and eh_dispatch.
1351 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1352 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1353 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1354 from duplicate_eh_regions.
1355 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1356 update RESX; handle EH_DISPATCH.
1357 (expand_call_inline): Set eh_lp_nr, not eh_region.
1358 (maybe_inline_call_in_expr): Likewise.
1359 * tree-inline.h (struct copy_body_data): Replace eh_region with
1360 eh_lp_nr, eh_region_offset with eh_map.
1361 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1362 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1363 * tree-pretty-print.c (dump_generic_node): Don't handle
1364 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1365 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1366 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1367 EXC_PTR_EXPR, FILTER_EXPR.
1368 * tree-ssa-operands.c (get_expr_operands): Likewise.
1369 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1370 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1371 (ao_ref_init_from_vn_reference): Likewise.
1372 * tree-ssa-sink.c (statement_sink_location): Likewise.
1373 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1374 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1375 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1376 EXC_PTR_EXPR, FILTER_EXPR.
1377 (is_exception_related): Remove.
1378 (compute_avail): Don't call it.
1379 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1380 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1381 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1382 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1384 (build_resx): Remove.
1385 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1386 * tree.h: Update declarations.
1387 (EH_FILTER_MUST_NOT_THROW): Remove.
1388 (struct tree_label_decl): Add eh_landing_pad_nr.
1389 (EH_LANDING_PAD_NR): New.
1390 * value-prof.c (gimple_ic): Tidy variable names. Update for
1391 landing pad numbers.
1392 (gimple_stringop_fixed_value): Tidy variable names. Assert
1393 that neither call stmt can throw.
1394 * vecprim.h (uchar): New.
1395 (VEC(uchar,heap), VEC(uchar,gc)): New.
1397 * c-common.c (c_define_builtins): Update call to
1398 build_common_builtin_nodes.
1399 * c-parser.c (c_parse_file): Don't call
1400 default_init_unwind_resume_libfunc.
1402 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1404 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1405 (mips_cprestore_address_p): Likewise.
1406 (mips_save_gp_to_cprestore_slot): Likewise.
1407 (mips_restore_gp): Rename to...
1408 (mips_restore_gp_from_cprestore_slot): ...this.
1409 (mips_must_initialize_gp_p): Declare.
1410 (mips_emit_save_slot_move): Likewise.
1411 (mips_output_load_label): Return nothing.
1412 (mips_eh_uses): Declare.
1413 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1414 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1415 (TARGET_ABSOLUTE_JUMPS): Likewise.
1416 (EH_USES): Likewise.
1417 (FIRST_PSEUDO_REGISTER): Update comment.
1418 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1419 (MIPS_CALL): ...here.
1420 (REGISTER_NAMES): Add $cprestore.
1421 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1422 Add load_label_length, has_inflexible_gp_insn_p,
1423 has_flexible_gp_insn_p, must_initialize_gp_p and
1424 must_restore_gp_when_clobbered_p.
1425 (mips_expand_call): Don't generate split instructions here.
1426 (mips_split_call): Update the call to mips_restore_gp after
1427 the above name change.
1428 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1429 (mips_find_gp_ref): New function.
1430 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1431 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1432 (mips_insn_has_flexible_gp_ref_p): Likewise.
1433 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1434 (mips_function_has_gp_insn): Delete.
1435 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1436 Use the new functions above. Only return INVALID_REGNUM
1437 for TARGET_ABSOLUTE_JUMPS.
1438 (mips_must_initialize_gp_p): New function.
1439 (mips_get_cprestore_base_and_offset): New function, extracted from...
1440 (mips_cprestore_slot): ...here. Take a bool parameter.
1441 (mips_cfun_has_cprestore_slot_p): New function.
1442 (mips_cprestore_address_p): Likewise.
1443 (mips_save_gp_to_cprestore_slot): Likewise.
1444 (mips_restore_gp): Rename to...
1445 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1446 epilogue_completed. Update the call to mips_cprestore_slot.
1447 Test cfun->machine->must_restore_gp_when_clobbered_p.
1448 (mips_direct_save_slot_move_p): New function.
1449 (mips_emit_save_slot_move): Likewise.
1450 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1451 of cfun->machine->global_pointer.
1452 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1453 (mips_save_reg): Use mips_emit_save_slot_move.
1454 (mips_expand_prologue): Set must_initialize_gp_p.
1455 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1456 for all cprestore saves. Emit a use_cprestore instruction after
1457 setting up the cprestore slot.
1458 (mips_restore_reg): Use mips_emit_save_slot_move.
1459 (mips_process_load_label): New function.
1460 (mips_load_label_length): Likewise.
1461 (mips_output_load_label): Don't return asm: output it here instead.
1462 Use mips_process_load_label.
1463 (mips_adjust_insn_length): Adjust the length of branch instructions
1464 that have length MAX_PIC_BRANCH_LENGTH.
1465 (mips_output_conditional_branch): Update the call to
1466 mips_output_load_label. Assume the branch target is OPERANDS[0]
1467 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1468 (mips_output_order_conditional_branch): Swap the meaning of
1469 OPERANDS[0] and OPERANDS[1].
1470 (mips_variable_issue): Don't count ghost instructions.
1471 (mips_expand_ghost_gp_insns): New function.
1472 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1473 (mips_output_mi_thunk): Set must_initialize_gp_p.
1474 (mips_eh_uses): New function.
1475 * config/mips/predicates.md (cprestore_save_slot_operand)
1476 (cprestore_load_slot_operand): New predicates.
1477 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1478 (UNSPEC_MOVE_GP): Likewise.
1479 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1480 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1481 (CPRESTORE_SLOT_REGNUM): New register.
1482 (MAX_PIC_BRANCH_LENGTH): New constant.
1483 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1484 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1485 branches. Fix commentary.
1486 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1487 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1488 Change type to "ghost".
1489 (loadgp_absolute_<mode>): Likewise.
1490 (loadgp_rtp_<mode>): Likewise.
1491 (copygp_mips16): Likewise.
1492 (loadgp_blockage): Remove redundant mode attribute.
1493 (potential_cprestore): New instruction.
1494 (cprestore): Turn into an unspec set.
1495 (use_cprestore): New instruction.
1496 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1497 (*branch_fp_inverted): Likewise.
1498 (*branch_order<mode>): Likewise.
1499 (*branch_order<mode>_inverted): Likewise.
1500 (*branch_equality<mode>): Likewise.
1501 (*branch_equality<mode>_inverted): Likewise.
1502 (*branch_bit<bbv><mode>): Likewise.
1503 (*branch_bit<bbv><mode>_inverted): Likewise.
1504 (*branch_equality<mode>_mips16): Remove redundant mode.
1505 (jump): Turn into a define_expand.
1506 (*jump_absolute): New instruction.
1507 (*jump_pic): Likewise.
1508 (*jump_mips16): Rename previously-unnamed pattern. Remove
1509 redundant mode attribute.
1510 (restore_gp): Split on epilogue_completed rather than
1511 reload_completed. Change type to "ghost".
1512 (move_gp<mode>): New instruction.
1513 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1514 Remove redundant mode attribute.
1515 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1516 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1517 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1519 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1522 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1523 are returned in the same register (vs34 or v2) that Altivec vector
1524 types are returned in.
1525 (rs6000_libcall_value): Ditto.
1528 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1529 instead of explicit addsi3/adddi3 calls.
1530 (rs6000_split_multireg_move): Ditto.
1531 (rs6000_emit_allocate_stack): Ditto.
1532 (rs6000_emit_prologue): Ditto.
1533 (rs6000_output_mi_thunk): Ditto.
1535 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1536 size is 64 bits if we can use 64-bit registers.
1538 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1540 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1543 From Jie Zhang <jie.zhang@analog.com>:
1544 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1545 save FP and RETS with saveall attribute.
1546 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1547 with saveall attribute.
1549 * config/bfin/bfin.c (bfin_expand_builtin,
1550 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1553 From Jie Zhang <jie.zhang@analog.com>:
1554 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1555 before use in two places.
1556 * config/bfin/bfin.md (AREG): Define mode iterator.
1557 (reload_in, reload_out): Use mode iterator AREG.
1559 2009-09-14 Richard Guenther <rguenther@suse.de>
1562 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1563 EH personality path.
1565 2009-09-13 Richard Guenther <rguenther@suse.de>
1566 Rafael Avila de Espindola <espindola@google.com>
1568 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1569 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1570 (LANG_HOOKS_INITIALIZER): Adjust.
1571 (lhd_pass_through_t): Declare.
1572 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1574 * langhooks.c (lhd_pass_through_t): New function.
1575 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1576 dwarf2out_begin_prologue): Use personality from current_function_decl.
1577 * expr.h (get_personality_function): Declare.
1578 * expr.c (get_personality_function): New function.
1579 (build_personality_function): Likewise.
1580 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1581 (eh_personality_libfunc): Remove.
1582 * optabs.c (build_libfunc_function): New function split out from ...
1583 (init_one_libfunc): ... here.
1584 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1585 (tree_function_decl): Add personality.
1586 (lhd_gcc_personality): Declare.
1587 (build_personality_function): Likewise.
1588 * tree.c (gcc_eh_personality_decl): New.
1589 (lhd_gcc_personality): New function.
1590 * except.h (lang_eh_runtime_type): Remove.
1591 (enum eh_personality_kind): New.
1592 (build_personality_function): Declare.
1593 (function_needs_eh_personality): Declare.
1594 * except.c (lang_eh_runtime_type): Remove.
1595 (function_needs_eh_personality): New function.
1596 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1597 (sjlj_emit_function_enter, output_function_exception_table):
1598 Use personality from current_function_decl.
1599 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1600 * tree-inline.c (tree_can_inline_p): Do not inline across different
1602 (expand_call_inline): Likewise. Adjust the callers EH personality.
1603 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1604 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1605 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1606 (c-parser.o): Likewise
1607 * c-tree.h (c_eh_initialized_p): Remove.
1608 (c_maybe_initialize_eh): Likewise.
1609 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1610 (finish_decl): Don't call c_maybe_initialize_eh.
1611 (c_eh_initialized_p): Remove.
1612 (c_maybe_initialize_eh): Likewise.
1613 * c-parser.c (c_parser_omp_construct): Likewise.
1614 (c_parse_file): Initialize exception handling.
1616 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1618 * config.gcc (tm_file): Remove i386/biarch32.h
1619 for i?86-w64-mingw* case.
1620 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1622 * config.host: Set for x64 mingw the option
1623 use_long_long_for_widest_fast_int to yes.
1625 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1627 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1628 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1629 (dbxout_begin_function): Likewise.
1630 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1631 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1632 set on the function.
1633 (final_end_function): Likewise.
1634 (final_scan_insn): Likewise.
1635 (rest_of_handle_final): Likewise.
1636 * varasm.c (assemble_start_function): Likewise.
1637 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1639 2009-09-12 Jason Merrill <jason@redhat.com>
1641 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1642 * opts.c (common_handle_option): constify.
1644 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1646 * doc/install.texi (avr): Remove obsolete reference site.
1648 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1650 * doc/install.texi (Binaries): Adjust AIX link.
1652 2009-09-12 Akim Demaille <demaille@gostai.com>
1654 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1655 Use an imperative sentence.
1657 2009-09-11 Richard Henderson <rth@redhat.com>
1659 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1660 structure-name and has-tree-operands arguments; update all entries.
1661 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1663 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1664 (gsstruct_code_size): New.
1665 (gss_for_code_): New.
1666 (gss_for_code): Remove.
1667 (gimple_size): Rewrite using gsstruct_code_size.
1668 (gimple_statement_structure): Move to gimple.h.
1669 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1670 (gss_for_code, gimple_statement_structure): New.
1671 (gimple_ops): Use new arrays; tidy.
1673 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1675 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1676 operand to be a PLUS expression.
1677 * config/pa/pa.c (pa_secondary_reload): Likewise.
1679 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1681 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1683 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1686 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1688 From Jie Zhang <jie.zhang@analog.com>:
1689 * doc/extend.texi (node Function Attributes): Document l2
1691 (node Blackfin Variable Attributes): Document l2 variable attributes.
1693 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1695 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1696 to match the system compiler's configuration at inflection point.
1697 Add comment to remark a remaining difference with system compiler.
1699 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1700 * configure: Regenerate.
1702 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1704 From Jie Zhang <jie.zhang@analog.com>:
1705 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1706 (bfin_handle_l2_attribute): New.
1707 (bfin_attribute_table): Add l2 attribute.
1709 2009-09-11 Michael Matz <matz@suse.de>
1712 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1713 on the local_decls list.
1715 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1719 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1721 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1722 for VALUEs, to implement the documented interface.
1723 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1724 Adjust for VALUEs and anything else, to implement the
1725 documented interface.
1727 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1729 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1730 with actual SPE/paired vector modes before using 64-bit alignment.
1731 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1733 2009-09-10 DJ Delorie <dj@redhat.com>
1735 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1738 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1739 * config/mep/mep.c (mep_legitimate_constant_p): New.
1740 * config/mep/mep-protos.h: Prototype it.
1742 2009-09-10 Richard Henderson <rth@redhat.com>
1744 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1746 2009-09-10 Jason Merrill <jason@redhat.com>
1748 * tree.c (chain_index): New fn.
1749 * tree.h: Declare it.
1751 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1753 * config/sol2-c.c (cmn_err_length_specs): Initialize
1754 scalar_identity_flag.
1756 2009-09-10 Richard Henderson <rth@redhat.com>
1758 * tree.h (struct tree_decl_common): Move align member earlier;
1759 move label_decl_uid member ...
1760 (struct tree_label_decl): ... here.
1761 (LABEL_DECL_UID): Update to match.
1763 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1766 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1767 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1769 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1770 dest_prev if the edge is complex.
1772 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1774 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1775 loop latch tests earlier.
1777 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1778 before GIMPLE_RETURN, not after its predecessor; insert
1781 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1782 gimple_seq_empty_p to test for no PHI nodes.
1783 * tree-cfg.c (split_critical_edges): Likewise.
1785 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1787 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1789 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1790 introduced by the VTA branch merge.
1792 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1794 * ira-conflicts.c: Use fputs or putc instead of fprintf
1798 * tree-switch-conversion.c: Ditto.
1800 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1802 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1803 introduced by the VTA branch merge.
1805 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1808 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1810 PR rtl-optimization/39779
1811 * expr.c (convert_modes): Return when mode == oldmode after
1812 CONST_INTs are processed.
1814 2009-09-10 Nick Clifton <nickc@redhat.com>
1816 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1817 attribute and referring decl when creating renamed symbol.
1819 2009-09-10 Richard Guenther <rguenther@suse.de>
1822 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1824 (cgraph_finalize_compilation_unit): Compute reachability
1825 before emitting thunks. Properly process aliases before
1826 possibly removing unreachable nodes.
1828 2009-09-10 Richard Guenther <rguenther@suse.de>
1831 * tree.c (struct free_lang_data_d): Add worklist member.
1832 (find_decls_types_r): Push onto the worklist instead of recursing.
1833 Handle TREE_BINFOs properly.
1834 (find_decls_types): New function wrapped around find_decls_types_r
1835 to process the worklist.
1836 (find_decls_types_in_eh_region): Use it.
1837 (find_decls_types_in_node): Likewise.
1838 (find_decls_types_in_var): Likewise.
1839 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1840 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1841 (AGGREGATE_TYPE_P): Adjust.
1843 2009-09-09 Jason Merrill <jason@redhat.com>
1845 * configure.ac: Check glibc version even if we have an in-tree
1848 2009-09-09 Anthony Green <green@moxielogic.com>
1850 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1851 the constant 0 when appropriate.
1852 * config/moxie/constraints.md: Add constraint O.
1854 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1855 to pass up to 6 32-bit argument values in registers.
1856 (moxie_function_arg): Ditto.
1857 (moxie_arg_partial_bytes): Ditto.
1858 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1859 (REG_PARM_STACK_SPACE): Ditto.
1860 (FUNCTION_ARG_REGNO_P): Ditto.
1862 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1863 instruction to allocate stack space.
1865 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1867 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1868 unnecessarily stringent constraints. Fix address
1869 calculation in the splitters.
1871 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1873 PR rtl-optimization/39779
1874 * expr.c (convert_modes): Return when mode == oldmode after
1875 CONST_INTs are processed.
1877 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1880 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1881 (ix86_expand_prologue): Take frame.padding0 into logic of
1883 (ix86_expand_epilogue): Likewise.
1885 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1887 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1889 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1890 * config/t-slibgcc-libgcc: New file.
1891 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1893 2009-09-09 Martin Jambor <mjambor@suse.cz>
1895 PR tree-optimization/41089
1896 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1899 2009-09-09 Richard Henderson <rth@redhat.com>
1901 * gimple.h (CASE_GIMPLE_OMP): New.
1902 (is_gimple_omp): Use it.
1903 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1904 (verify_gimple_debug): Likewise.
1906 2009-09-09 Richard Guenther <rguenther@suse.de>
1908 PR tree-optimization/41101
1909 * tree-ssa-pre.c (maximal_set): Remove.
1910 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1911 Defer all blocks we didn't visit at least one successor.
1912 (add_to_exp_gen): Do not add to the maximal set.
1913 (make_values_for_phi): Likewise.
1914 (compute_avail): Likewise.
1915 (init_pre): Do not allocate the maximal set.
1916 (execute_pre): Do not dump it.
1918 2009-09-09 Martin Jambor <mjambor@suse.cz>
1920 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1921 an SSA_NAME rather than a is_gimple_variable.
1923 2009-09-09 Richard Guenther <rguenther@suse.de>
1926 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1927 code dealing with plain pointer bases.
1928 (maybe_fold_offset_to_reference): Likewise.
1929 (maybe_fold_stmt_addition): Adjust.
1931 2009-09-09 Richard Guenther <rguenther@suse.de>
1933 * tree.c (free_lang_data_in_type): Do not free the type variant
1935 (free_lang_data): Merge char_type_node with its properly signed
1937 (pass_ipa_free): Collect after freeing language specific data.
1939 2009-09-09 Michael Matz <matz@suse.de>
1942 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1943 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1944 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1947 2009-09-08 DJ Delorie <dj@redhat.com>
1949 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1951 2009-09-04 Jason Merrill <jason@redhat.com>
1953 * tree.c (tree_find_value): Remove.
1954 * tree.h: Remove prototype.
1955 * varasm.c (assemble_external): Use value_member instead.
1957 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1959 * toplev.c (process_options): Choose default debugging type when
1960 gtoggle enables debug info and type is unset.
1962 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1966 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1969 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1971 * configure: Rebuilt with modified libtool.m4.
1973 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1978 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1980 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1982 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1983 (remove_statement): Likewise.
1984 (rewrite_use_nonlinear_expr): Adjust.
1985 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1986 * tree-ssa.c (release_defs_bitset): ... this. New.
1987 * tree-flow.h (release_defs_bitset): Declare.
1989 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1992 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1993 in the middle block.
1995 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1997 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1998 via intptr_t to long type.
1999 (insert_operand_rank): Cast long type via intptr_t to
2001 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2003 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2004 from pointer to unsigned via uintptr_t.
2006 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2007 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2009 * configure: Regenerated.
2010 * config.in: Regenerated
2011 * system.h (stdint.h): Add include.
2012 (inttypes.h): Likewise.
2013 * Makefile.in (aclocal): Add config/stdint.m4.
2014 * aclocal.m4: Regenerated.
2016 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2018 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2020 (note_np_check_stores): New function.
2021 (harmless_null_pointer_p): New function.
2022 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2023 changed. Take into account whether we're in the shadow of a condjump
2024 that tested NP_REG for NULL.
2025 Lose all code that tested for SEQUENCEs.
2026 (workaround_speculation): Avoid inserting NOPs for loads that are
2027 either always executed or a NULL pointer.
2029 2009-09-08 Jan Hubicka <jh@suse.cz>
2031 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2032 * params.def (early-inlining-insns): Likewise.
2034 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2036 PR rtl-optimization/41239
2037 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2038 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2040 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2041 across calls, as the calls might not always return normally.
2042 (call_may_noreturn_p): New function.
2043 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2044 (init_deps): Initialize it.
2045 (remove_from_deps): Also remove calls from
2046 last_function_call_may_noreturn list.
2048 2009-09-07 Richard Henderson <rth@redhat.com>
2050 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2051 more VR->OPERANDS than LHS operands. Free LHS before returning.
2053 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2055 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2056 (attr "addrtype"): New member "spreg".
2057 Use it if mem_spfp_address_operand is true for the address.
2058 (attr "type"): New entry "stall".
2059 (cpu_unit "load"): New.
2060 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2062 (insn_reservation "loadsp"): New.
2063 (insn_reservation "load_stall1"): New.
2064 (insn_reservation "load_stall3"): New.
2066 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2067 (mem_p_address_operand): Exclude stack and frame pointer based
2069 (mem_spfp_address_operand): New; match them here.
2070 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2071 (bfin_reorg): Call it if scheduling insns.
2072 (bfin_gen_bundles): Remove dummy insns created by
2073 add_sched_insns_for_speculation.
2075 From Jie Zhang <jie.zhang@analog.com>:
2076 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2077 bfin_si_revision, bfin_workarounds): Move these ...
2078 * config/bfin/bfin.h: ... here.
2080 From Mike Frysinger <michael.frysinger@analog.com>
2081 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2082 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2083 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2084 bf547m, bf548m, and bf549m.
2085 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2086 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2087 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2088 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2089 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2090 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2091 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2092 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2093 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2094 bf542m, bf544m, bf547m, bf548m, and bf549m.
2096 From Jie Zhang <jie.zhang@analog.com>:
2097 * config/bfin/predicates.md (p_register_operand): New predicate.
2098 (dp_register_operand): New predicate.
2099 * config/bfin/bfin-protos.h (WA_05000074): Define.
2100 (ENABLE_WA_05000074): Define.
2101 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2102 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2103 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2104 (define_attr addrtype): Allow load/store register to be P register.
2105 (define_attr storereg): New.
2106 (define_cpu_unit anomaly_05000074): New.
2107 (define_insn_reservation dsp32shiftimm): New.
2108 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2109 (define_insn_reservation loadp): Cannot use slot2.
2110 (define_insn_reservation loadsp): Cannot use slot2.
2111 (define_insn_reservation storep): Cannot use slot2. Does not
2112 apply when working around 05000074.
2113 (define_insn_reservation storep_anomaly_05000074): New.
2114 (define_insn_reservation storei): Does not apply when working
2116 (define_insn_reservation storei_anomaly_05000074): New.
2117 (define_attr length): Add dsp32shiftimm case.
2118 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2119 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2120 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2121 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2122 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2124 2009-09-07 Martin Jambor <mjambor@suse.cz>
2127 * tree-sra.c (create_artificial_child_access): Return NULL if
2128 build_ref_for_offset fails.
2129 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2130 and create_artificial_child_access to fail.
2132 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2135 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2136 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2137 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2139 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2141 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2142 block, ensure it has an exit edge. Emit a barrier after a jump.
2144 2009-09-07 Nick Clifton <nickc@redhat.com>
2146 * gcc.c (this_is_linker_script): New variable. Like
2147 this_is_library_file but for the %T constructor.
2148 (end_going_arg): If this_is_linker_script is set then locate the
2149 script and insert a --script switch before it
2150 (do_spec_2): Initialise this_is_linker_script.
2151 (do_spec_1): Likewise. Handle %T construct.
2152 (eval_spec_function): Preserve this_is_linker_script.
2153 * doc/invoke.texi: Document %T construct in spec files.
2154 * config/m32c/m32c.h (LIB_SPEC): Use it.
2156 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2158 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2159 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2160 when volatile flag is set.
2161 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2163 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2166 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2167 (combine_stack_adjustments_for_block): Allow insns between stack
2168 adjustments and stores with corresponding pre-(dec|inc)rement or
2169 pre-modify operation.
2171 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2174 * combine-stack-adj.c (struct csa_memlist): Rename to...
2175 (struct csa_reflist): ... this. Rename mem field to ref.
2176 (free_csa_memlist): Rename to...
2177 (free_csa_reflist): ... this.
2178 (record_one_stack_memref): Rename to...
2179 (record_one_stack_ref): ... this. Handle also REG_P.
2180 (try_apply_stack_adjustment): Handle also REG_P.
2181 (struct record_stack_memrefs_data): Rename to...
2182 (struct record_stack_refs_data): ... this. Rename memlist field to
2184 (record_stack_memrefs): Rename to...
2185 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2186 subexpressions instead of failing when a MEM contains SP references.
2187 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2188 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2190 2009-09-06 Richard Guenther <rguenther@suse.de>
2193 * tree.c (build_array_type): Do not record types marked
2194 with structural equality in the canonical type hashtable.
2196 2009-09-06 Richard Guenther <rguenther@suse.de>
2199 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2201 2009-09-05 Richard Guenther <rguenther@suse.de>
2204 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2206 2009-09-05 Richard Guenther <rguenther@suse.de>
2209 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2211 2009-09-05 Richard Guenther <rguenther@suse.de>
2214 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2215 before comparing function argument types.
2217 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2220 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2223 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2226 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2228 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2229 locators before emit_insn is called.
2231 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2234 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2235 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2236 (reginfo_init): Don't call allocate_reg_info.
2238 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2241 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2242 NONDEBUG_INSN_P instead of INSN_P.
2244 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2247 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2249 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2252 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2253 pattern of the split.
2255 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2257 * toplev.c (process_options): Move setter of flag_var_tracking
2258 before other tests that depend on it. Move down setter of
2259 flag_rename_registers. Don't enable var-tracking-assignments
2260 by default if selective scheduling is enabled. Warn if both
2263 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2265 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2266 comment. Use switch statement to catch overlaps between rtx
2267 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2268 (IS_DECL_CODE): ... here. Remove.
2269 (check_value_is_not_decl): Remove.
2270 (dv_from_decl, dv_from_value): Check after conversion.
2272 2009-09-04 Richard Guenther <rguenther@suse.de>
2275 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2276 after emitting tunks. Move emitting thunks and ctors from ...
2277 (cgraph_optimize): ... here. Remove redundant
2278 cgraph_analyze_functions.
2279 * varasm.c (find_decl_and_mark_needed): Remove no longer
2281 (finish_aliases_1): Adjust check for thunk aliases.
2283 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2285 * config/arm/arm.md (ctzsi2): Added braces
2286 to avoid warning that broke booststrap.
2288 2009-09-04 Martin Jambor <mjambor@suse.cz>
2290 PR tree-optimization/41112
2291 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2292 handle variable-bounded arrays.
2293 (expr_with_var_bounded_array_refs_p): New function.
2294 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2296 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2298 * config/s390/2097.md: Removed two incorrect bypasses.
2299 (z10_fsimpdf): Fixed latency.
2300 (z10_fhex): New insn_reservation.
2301 (z10_floaddf): Fixed latency.
2302 (z10_floadsf): Fixed latency.
2303 (z10_ftrunctf): Fixed latency.
2304 (z10_ftruncdf): Fixed latency.
2305 * config/s390/s390.c (z10_cost): Fixed values.
2306 (s390_adjust_priority): Added z10 path.
2307 * config/s390/s390.md (type): Added fhex.
2308 (*mov<mode>_64dfp): Updated type attribute.
2309 (*mov<mode>_64): Updated type attribute.
2310 (*mov<mode>_31): Updated type attribute.
2311 (*mov<mode>"): Likewise.
2312 * config/s390/2084.md (x_fsimpdf): Updated condition.
2314 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2316 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2317 RTXs in the predicate for operand 1.
2319 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2321 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2322 (rbitsi2): New insn.
2323 (ctzsi2): New expand.
2324 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2326 2009-09-03 Martin Jambor <mjambor@suse.cz>
2328 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2329 (create_artificial_child_access): Use build_ref_for_offset instead
2330 of duplicate_expr_for_different_base.
2331 (propagate_subacesses_accross_link): Likewise.
2333 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2335 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2337 (mips16e_collect_argument_saves): Skip debug instructions.
2338 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2339 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2340 (r10k_insert_cache_barriers): Likewise.
2341 (mips_reorg_process_insns): Likewise.
2343 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2346 * ira.c (update_equiv_reg): Remove check on class likely spill.
2348 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2351 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2352 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2356 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2357 the stack slot if it is passed by invisible reference.
2358 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2359 by invisible reference.
2361 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2363 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2364 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2365 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2367 * config/bfin/sync.md: New file.
2368 * config/bfin/bfin.md: Include it.
2369 (UNSPEC_ATOMIC): New.
2370 (UNSPEC_ONES): Provide a unique number.
2372 From Jie Zhang <jie.zhang@analog.com>:
2373 * config/bfin/bfin.c (ret_regs): New.
2374 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2375 (must_save_rets_p): New.
2376 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2377 current_function_is_leaf.
2378 (do_link): Likewise.
2379 (do_unlink): Likewise.
2380 (expand_interrupt_handler_prologue): Use ret_regs array.
2381 (expand_interrupt_handler_epilogue): Use ret_regs array and
2382 pass return register to gen_return_internal.
2383 (bfin_expand_epilogue): Pass return register to
2384 gen_return_internal.
2385 (bfin_expand_call): Explicitly clobber RETS.
2386 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2387 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2388 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2389 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2391 (return_internal): Take a reg rtx rather than the register number.
2393 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2395 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2396 when comparing against estimated_loop_iterations_int return.
2398 2009-09-03 Richard Guenther <rguenther@suse.de>
2400 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2401 eh_personality_libfunc.
2403 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2405 * tree-parloops.c (separate_decls_in_region): Add space.
2407 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2409 * tree-parloops.c (separate_decls_in_region): Change the condition
2410 checking if there are reductions in the loop.
2412 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2414 PR tree-optimization/38275
2415 * tree-parloops.c (parallelize_loops): Replace profitability condition
2416 for expected number of iterations.
2418 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2420 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2421 (bootstrap-debug): Explain conditions in which it becomes default.
2422 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2425 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2427 * doc/invoke.texi (Optimize Options): Move
2428 -finline-small-functions to the -O2 list.
2430 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2432 * toplev.c (process_options): Enable var-tracking-assignments
2433 by default if var-tracking is enabled.
2435 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2437 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2439 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2440 * rtl.h (prev_nonnote_insn_bb): Declare it.
2442 2009-09-03 Diego Novillo <dnovillo@google.com>
2444 * cgraph.c (cgraph_node_for_decl): New.
2445 * cgraph.h (cgraph_node_for_decl): Declare.
2446 * tree.c (host_integerp): Return 0 if T is NULL.
2448 2009-09-03 Diego Novillo <dnovillo@google.com>
2450 * tree.h (struct alias_pair): Move from varasm.c.
2451 (alias_pairs): Likewise.
2452 (TYPE_MAXVAL): Define.
2453 (TYPE_MINVAL): Define.
2454 (iterative_hash_host_wide_int): Declare.
2455 (remove_unreachable_alias_pairs): Declare.
2456 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2457 * diagnostic.c (default_diagnostic_starter): Make extern.
2458 (default_diagnostic_finalizer): Make extern.
2459 * diagnostic.h (default_diagnostic_starter): Declare.
2460 (default_diagnostic_finalizer): Declare.
2461 (default_tree_printer): Declare.
2462 * toplev.c (default_tree_printer): Make extern.
2464 2009-09-03 Richard Guenther <rguenther@suse.de>
2465 Diego Novillo <dnovillo@google.com>
2467 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2468 * cgraphunit.c (cgraph_expand_function): Do not emit
2469 associated thunks from here.
2470 (cgraph_emit_thunks): New.
2471 (cgraph_optimize): Call it.
2472 Return if any IPA pass finds an error.
2473 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2476 2009-09-03 Simon Baldwin <simonb@google.com>
2477 Rafael Espindola <espindola@google.com>
2478 Richard Guenther <rguenther@suse.de>
2479 Doug Kwan <dougkwan@google.com>
2480 Diego Novillo <dnovillo@google.com>
2482 * tree.c: Include tree-pass.h, langhooks-def.h,
2483 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2484 (free_lang_data_in_type): New.
2485 (need_assembler_name_p): New.
2486 (free_lang_data_in_block): New.
2487 (free_lang_data_in_decl): New.
2488 (struct free_lang_data_d): New.
2489 (add_tree_to_fld_list): New.
2490 (find_decls_types_r): New.
2491 (get_eh_types_for_runtime): New.
2492 (find_decls_types_in_eh_region): New.
2493 (find_decls_types_in_node): New.
2494 (find_decls_types_in_var): New.
2495 (free_lang_data_in_cgraph): New.
2496 (free_lang_data): New.
2497 (gate_free_lang_data): New.
2498 (pass_ipa_free_lang_data): New.
2500 2009-09-03 Diego Novillo <dnovillo@google.com>
2502 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2503 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2504 (lang_hooks): Remove const qualifier.
2505 * ipa.c (cgraph_remove_unreachable_nodes): Call
2506 remove_unreachable_alias_pairs.
2507 * except.c (add_type_for_runtime): Check if TYPE has
2508 already been converted.
2509 (lookup_type_for_runtime): Likewise.
2510 (check_handled): Handle converted types.
2511 * varasm.c (remove_unreachable_alias_pairs): New.
2512 * gimple.c: Include demangle.h.
2513 (gimple_decl_printable_name): New.
2514 (gimple_fold_obj_type_ref): New.
2515 * gimple.h (gimple_decl_printable_name): Declare.
2516 (gimple_fold_obj_type_ref): Declare.
2517 * passes.c (init_optimization_passes): Add pass
2518 pass_ipa_free_lang_data.
2519 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2520 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2522 2009-09-03 Diego Novillo <dnovillo@google.com>
2524 * c-lang.c (lang_hooks): Remove const qualifier.
2526 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2528 * doc/install.texi (*-*-freebsd*): Update target information.
2530 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2532 * hard-reg-set.h (call_fixed_regs): Remove.
2533 * reginfo.c (call_fixed_regs): Remove.
2534 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2535 (globalize_reg): Don't use call_fixed_regs.
2536 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2539 2009-09-01 Michael Matz <matz@suse.de>
2541 * expr.h (emit_storent_insn, expand_expr_real_1,
2542 expand_expr_real_2): Declare.
2543 * expr.c (emit_storent_insn, expand_expr_real_1,
2544 expand_expr_real_2): Export.
2545 (store_expr): Setting and evaluating dont_return_target is useless.
2546 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2547 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2548 * except.c (expand_resx_expr): Rename to ...
2549 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2550 * except.h (expand_resx_stmt): Declare.
2551 * stmt.c: Add include gimple.h
2552 (expand_asm_expr): Rename to ...
2553 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2554 (expand_case): Rewrite to take gimple statement.
2555 * tree.h (expand_asm_stmt): Declare.
2556 (expand_case): Change prototype.
2557 * Makefile.in (stmt.o): Depend on gimple.h.
2558 * builtins.c (expand_builtin_synchronize): Build gimple asm
2559 statement, not an ASM_EXPR.
2560 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2561 gimple_to_tree, release_stmt_tree): Remove.
2562 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2563 ggc_free, but hold comparison code and operands separately.
2564 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2565 (expand_call_stmt, expand_gimple_stmt_1,
2566 expand_gimple_stmt): New helpers.
2567 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2568 release_stmt_tree. Call expand_gimple_stmt instead.
2569 (expand_gimple_basic_block): Ditto.
2571 * calls.c (emit_call_1): Don't look at EH regions here, make
2572 fntree parameter useless.
2573 (expand_call): New local rettype for TREE_TYPE(exp), use it
2574 throughout. Remove local p, use addr instead.
2575 Don't look at EH regions here.
2577 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2579 * doc/invoke.texi (-fsched-pressure): Document it.
2580 (-fsched-reg-pressure-heuristic): Remove it.
2582 * reload.c (ira.h): Include.
2583 (find_reloads): Add choosing reload on number of small spilled
2586 * haifa-sched.c (ira.h): Include.
2587 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2588 saved_reg_pressure, curr_reg_live, saved_reg_live,
2589 region_ref_regs): New variables.
2590 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2591 initiate_reg_pressure_info, setup_ref_regs,
2592 initiate_bb_reg_pressure_info, save_reg_pressure,
2593 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2595 (setup_insn_reg_pressure_info): New function.
2596 (rank_for_schedule): Add pressure checking and insn issue time.
2597 Remove comparison of insn reg weights.
2598 (ready_sort): Set insn reg pressure info.
2599 (update_register_pressure, setup_insn_max_reg_pressure,
2600 update_reg_and_insn_max_reg_pressure,
2601 sched_setup_bb_reg_pressure_info): New functions.
2602 (schedule_insn): Add code for printing and updating reg pressure info.
2603 (find_set_reg_weight, find_insn_reg_weight): Remove.
2604 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2605 (debug_ready_list): Print reg pressure info.
2606 (schedule_block): Ditto. Check insn issue time.
2607 (sched_init): Set up sched_pressure_p. Allocate and set up some
2608 reg pressure related info.
2609 (sched_finish): Free some reg pressure related info.
2610 (fix_tick_ready): Make insn always ready if pressure_p.
2611 (init_h_i_d): Don't call find_insn_reg_weight.
2612 (haifa_finish_h_i_d): Free insn reg pressure info.
2614 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2615 ira_memory_move_cost, ira_class_hard_regs,
2616 ira_class_hard_regs_num, ira_no_alloc_regs,
2617 ira_available_class_regs, ira_reg_class_cover_size,
2618 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2620 * ira-lives.c (single_reg_class): Check mode to find how many
2621 registers are necessary for operand.
2622 (ira_implicitly_set_insn_hard_regs): New.
2624 * common.opt (fsched-pressure): New options.
2625 (fsched-reg-pressure-heuristic): Remove.
2627 * ira.c (setup_eliminable_regset): Rename to
2628 ira_setup_eliminable_regset. Make it external.
2629 (expand_reg_info): Pass cover class to setup_reg_classes.
2630 (ira): Call resize_reg_info instead of allocate_reg_info.
2632 * sched-deps.c: Include ira.h.
2633 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2634 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2635 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2636 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2637 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2638 mark_insn_reg_store, mark_insn_reg_clobber,
2639 setup_insn_reg_pressure_info): New.
2640 (sched_analyze_1): Update implicit_reg_pending_uses.
2641 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2642 Use them to create dependencies. Set insn reg uses and pressure
2643 info. Process reg_pending_uses in one place.
2644 (free_deps): Free implicit sets.
2645 (remove_from_deps): Remove implicit sets if necessary. Check
2646 implicit sets when clearing reg_last_in_use.
2647 (init_deps_global): Clear implicit_reg_pending_clobbers and
2648 implicit_reg_pending_uses.
2650 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2651 ira_memory_move_cost, ira_class_hard_regs,
2652 ira_class_hard_regs_num, ira_no_alloc_regs,
2653 ira_available_class_regs, ira_reg_class_cover_size,
2654 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2655 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2656 ira_implicitly_set_insn_hard_regs): New prototypes.
2658 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2659 cost_elements_num): New variables.
2660 (allocno_costs, total_costs): Rename to costs and
2661 total_allocno_costs.
2662 (COSTS_OF_ALLOCNO): Rename to COSTS.
2663 (allocno_pref): Rename to pref.
2664 (allocno_pref_buffer): Rename to pref_buffer.
2665 (common_classes): Rename to regno_cover_class.
2667 (record_reg_classes): Set allocno attributes only if allocno_p.
2668 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2669 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2670 and COSTS_OF_ALLOCNO.
2671 (print_costs): Rename to print_allocno_costs.
2672 (print_pseudo_costs): New.
2673 (process_bb_node_for_costs): Split into 2 functions with new
2674 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2675 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2676 new parameter dump_file. Use cost_elements_num instead of
2677 ira_allocnos_num. Make one iteration if preferred classes were
2678 already calculated for scheduler. Make 2 versions of code
2679 depending on allocno_p.
2680 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2681 regno_cover_class and COSTS instead of common_classes and
2683 (init_costs, finish_costs): New.
2684 (ira_costs): Set up allocno_p and cost_elements_num. Call
2685 init_costs and finish_costs.
2686 (ira_set_pseudo_classes): New.
2688 * rtl.h (allocate_reg_info): Remove.
2689 (resize_reg_info): Change return type.
2690 (reg_cover_class): New.
2691 (setup_reg_classes): Add new parameter.
2693 * sched-int.h (struct deps_reg): New member implicit_sets.
2694 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2695 (INCREASE_BITS): New macro.
2696 (struct reg_pressure_data, struct reg_use_data): New.
2697 (struct _haifa_insn_data): Remove reg_weight. Add members
2698 reg_pressure, reg_use_list, reg_set_list, and
2699 reg_pressure_excess_cost_change.
2700 (struct deps): New member implicit_sets.
2701 (pressure_p): New variable.
2702 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2703 (struct reg_pressure_data, struct reg_use_data): New.
2704 (INSN_REG_WEIGHT): Remove.
2705 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2706 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2707 (sched_init_region_reg_pressure_info,
2708 sched_setup_bb_reg_pressure_info): New prototypes.
2710 * reginfo.c (struct reg_pref): New member coverclass.
2711 (reg_cover_class): New function.
2712 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2713 (reg_info_size): New variable.
2714 (allocate_reg_info): Make static. Setup reg_info_size.
2715 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2716 (setup_reg_classes): Add a new parameter. Setup cover class too.
2718 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2721 * sched-rgn.c (deps_join): Set up implicit_sets.
2722 (schedule_region): Set up region and basic blocks pressure
2725 * passes.c (init_optimization_passes): Move
2726 pass_subregs_of_mode_init before pass_sched.
2728 2009-09-02 Martin Jambor <mjambor@suse.cz>
2730 * tree-sra.c (struct access): New field grp_hint.
2731 (dump_access): Dump grp_hint.
2732 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2734 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2735 those which have been specifically read and somehow written to.
2736 (propagate_subacesses_accross_link): Set grp_hint of right child and
2737 also possibly of the left child.
2739 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2741 * tree-object-size.c (addr_object_size): Always use object_size_type
2742 0 or 2 when determining the pointer pointed object size.
2744 2009-09-02 Richard Guenther <rguenther@suse.de>
2747 2009-08-31 Richard Guenther <rguenther@suse.de>
2749 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2750 to query if the memory regions for memmove overlap.
2751 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2752 asserts on pointers, instead deal with odd trees.
2753 (ptr_derefs_may_alias_p): Likewise.
2754 (refs_may_alias_p_1): Constructor bases also never alias.
2756 2009-08-01 Christian Bruel <christian.bruel@st.com>
2759 2009-07-31 Christian Bruel <christian.bruel@st.com>
2760 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2762 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2764 * doc/invoke.texi (-fvar-tracking-assignments): New.
2765 (-fvar-tracking-assignments-toggle): New.
2766 (-fdump-final-insns=file): Mark filename as optional.
2767 (--param min-nondebug-insn-uid): New.
2768 (-gdwarf-@{version}): Mention version 4.
2769 * opts.c (common_handle_option): Accept it.
2770 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2771 * regrename.c (regrename_optimize): Drop last. Don't count debug
2772 insns as uses. Don't reject change because of debug insn.
2773 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2774 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2775 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2776 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2777 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2778 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2779 * doc/gimple.texi (is_gimple_debug): New.
2780 (gimple_debug_bind_p): New.
2781 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2782 * doc/install.texi (bootstrap-debug): More details.
2783 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2784 (bootstrap-debug-lib): More details.
2785 (bootstrap-debug-ckovw): Update.
2786 (bootstrap-time): New.
2787 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2788 (insert_phi_nodes_for): Insert debug stmts.
2789 (rewrite_stmt): Take iterator. Insert debug stmts.
2790 (rewrite_enter_block): Adjust.
2791 (maybe_replace_use_in_debug_stmt): New.
2792 (rewrite_update_stmt): Use it.
2793 (mark_use_interesting): Return early for debug stmts.
2794 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2795 stmts before replacing stmt.
2796 (move_computations_stmt): Likewise.
2797 * ira-conflicts.c (add_copies): Skip debug insns.
2798 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2799 (regstat_bb_compute_ri): Skip debug insns.
2800 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2801 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2802 check_loop_closed_ssa_stmt): Skip debug stmts.
2803 * tree-tailcall.c (find_tail_calls): Likewise.
2804 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2805 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2806 (build_var_debug_value_stat): Declare.
2807 (build_var_debug_value): Define.
2808 (target_for_debug_bind): Declare.
2809 * reload.c (find_equiv_reg): Skip debug insns.
2810 * rtlanal.c (reg_used_between_p): Skip debug insns.
2811 (side_effects_p): Likewise.
2812 (canonicalize_condition): Likewise.
2813 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2814 insns never depend on debug insns.
2815 (create_ddg_dep_no_link): Likewise.
2816 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2817 Don't add inter-loop dependencies for debug insns.
2818 (build_intra_loop_deps): Likewise.
2819 (create_ddg): Count debug insns.
2820 * ddg.h (struct ddg::num_debug): New.
2821 (num_backargs): Pair up with previous int field.
2822 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2823 -fcompare-debug-second.
2824 * final.c (get_attr_length_1): Skip debug insns.
2825 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2826 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2827 (driver_self_specs): Map -fdump-final-insns to
2828 -fdump-final-insns=..
2829 (get_local_tick): New.
2830 (compare_debug_dump_opt_spec_function): Test for . argument and
2831 compute output name. Compute temp output spec without flag name.
2832 Compute -frandom-seed.
2833 (OPT): Undef after use.
2834 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2835 (average_num_loop_insns): Likewise.
2836 * params.h (MIN_NONDEBUG_INSN_UID): New.
2837 * gimple.def (GIMPLE_DEBUG): New.
2838 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2839 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2840 (merge_in_block): Fix whitespace.
2841 * toplev.c (flag_var_tracking): Update comment.
2842 (flag_var_tracking_assignments): New.
2843 (flag_var_tracking_assignments_toggle): New.
2844 (process_options): Don't open final insns dump file if we're not
2845 going to write to it. Compute defaults for var_tracking.
2846 * df-scan.c (df_insn_rescan_debug_internal): New.
2847 (df_uses_record): Handle debug insns.
2848 * haifa-sched.c (ready): Initialize n_debug.
2849 (contributes_to_priority): Skip debug insns.
2850 (dep_list_size): New.
2852 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2853 they're ready. Disregard previous debug insns to make decisions.
2854 (queue_insn): Never queue debug insns.
2855 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2856 (schedule_insn): Don't reject debug insns because of issue rate.
2857 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2858 (queue_to_ready): Skip and discount debug insns.
2859 (choose_ready): Let debug insns through.
2860 (schedule_block): Check boundary debug insns. Discount debug
2861 insns, schedule them early. Adjust whitespace.
2862 (set_priorities): Check for boundary debug insns.
2863 (add_jump_dependencies): Use dep_list_size.
2864 (prev_non_location_insn): New.
2865 (check_cfg): Use it.
2866 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2868 (remove_unused_ivs): Reset debug stmts.
2869 * modulo-sched.c (const_iteration_count): Skip debug insns.
2870 (res_MII): Discount debug insns.
2871 (loop_single_full_bb_p): Skip debug insns.
2872 (sms_schedule): Likewise.
2873 (sms_schedule_by_order): Likewise.
2874 (ps_has_conflicts): Likewise.
2875 * caller-save.c (refmarker_fn): New.
2876 (save_call_clobbered_regs): Replace regs with saved mem in
2878 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2879 Call refmarker_fn mark for hardregnos.
2880 (mark_reg_as_referenced): New.
2881 (replace_reg_with_saved_mem): New.
2882 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2883 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2885 (cse_extended_basic_block): Skip debug insns.
2886 (count_reg_usage): Likewise.
2887 (is_dead_reg): New, split out of...
2888 (set_live_p): ... here.
2889 (insn_live_p): Use it for debug insns.
2890 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2891 (execute_optimize_stdarg): Likewise.
2892 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2893 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2894 changes in debug stmts as changes.
2895 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2896 (moveup_expr): Don't move across debug insns. Don't move
2897 debug insn if it would create a bookkeeping block.
2898 (moveup_expr_cached): Don't use cache for debug insns that
2899 are heads of blocks.
2900 (compute_av_set_inside_bb): Skip debug insns.
2901 (sel_rank_for_schedule): Schedule debug insns first. Remove
2903 (block_valid_for_bookkeeping_p); Support lax searches.
2904 (create_block_for_bookkeeping): Adjust block numbers when
2905 encountering debug-only blocks.
2906 (find_place_for_bookkeeping): Deal with debug-only blocks.
2907 (generate_bookkeeping_insn): Accept no place to insert.
2908 (remove_temp_moveop_nops): New argument full_tidying.
2909 (prepare_place_to_insert): Deal with debug insns.
2910 (advance_state_on_fence): Debug insns don't start cycles.
2911 (update_boundaries): Take fence as argument. Deal with
2913 (schedule_expr_on_boundary): No full_tidying on debug insns.
2914 (fill_insns): Deal with debug insns.
2915 (track_scheduled_insns_and_blocks): Don't count debug insns.
2916 (need_nop_to_preserve_insn_bb): New, split out of...
2917 (remove_insn_from_stream): ... this.
2918 (fur_orig_expr_not_found): Skip debug insns.
2919 * rtl.def (VALUE): Move up.
2921 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2922 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2923 Set it if debug stmts are found.
2924 (statement_sink_location): Skip debug stmts. Propagate
2925 moving defs into debug stmts.
2926 * ifcvt.c (first_active_insn): Skip debug insns.
2927 (last_active_insns): Likewise.
2928 (cond_exec_process_insns): Likewise.
2929 (noce_process_if_block): Likewise.
2930 (check_cond_move_block): Likewise.
2931 (cond_move_convert_if_block): Likewise.
2932 (block_jumps_and_fallthru_p): Likewise.
2933 (dead_or_predicable): Likewise.
2934 * dwarf2out.c (debug_str_hash_forced): New.
2935 (find_AT_string): Add comment.
2936 (gen_label_for_indirect_string): New.
2937 (get_debug_string_label): New.
2938 (AT_string_form): Use it.
2939 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2940 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2941 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2942 several operations that cannot be represented with DWARF opcodes.
2943 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2944 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2945 (dwarf2out_var_location): Take during-call mark into account.
2946 (output_indirect_string): Update comment. Output if there are
2947 label and references.
2948 (prune_indirect_string): New.
2949 (prune_unused_types): Call it if debug_str_hash_forced.
2950 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2951 (dw_long_long_const): Remove.
2952 (struct dw_val_struct): Change val_long_long type to rtx.
2953 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2954 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2955 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2956 component instead of HOST_BITS_PER_LONG.
2957 (output_loc_operands): Likewise. For const8* assert
2958 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2959 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2960 rather than HOST_BITS_PER_LONG is >= 64.
2961 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2963 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2964 HOST_BITS_PER_LONG for dw_val_class_long_long.
2965 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2966 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2967 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2969 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2970 Handle DW_OP_implicit_value.
2971 (extract_int): Move prototype earlier.
2972 (mem_loc_descriptor): For SUBREG punt if inner
2973 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2974 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2975 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2976 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2977 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2978 instead of Pmode size.
2979 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2980 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2981 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2982 (concat_loc_descriptor, concatn_loc_descriptor,
2983 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2984 (add_location_or_const_value_attribute): Likewise. For single
2985 location loc_lists attempt to use add_const_value_attribute
2986 for constant decls. Add DW_AT_const_value even if
2987 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2989 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2990 (control_flow_insn_p): Likewise.
2991 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2992 (separate_decls_in_region_debug_bind): New.
2993 (separate_decls_in_region): Process debug bind stmts afterwards.
2994 * recog.c (verify_changes): Handle debug insns.
2995 (extract_insn): Likewise.
2996 (peephole2_optimize): Skip debug insns.
2997 * dse.c (scan_insn): Skip debug insns.
2998 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3000 (setup_id_for_insn): Handle debug insns.
3001 (maybe_tidy_empty_bb): Adjust whitespace.
3002 (tidy_control_flow): Skip debug insns.
3003 (sel_remove_insn): Adjust for debug insns.
3004 (sel_estimate_number_of_insns): Skip debug insns.
3005 (create_insn_rtx_from_pattern): Handle debug insns.
3006 (create_copy_of_insn_rtx): Likewise.
3007 * sel-sched-.h (sel_bb_end): Declare.
3008 (sel_bb_empty_or_nop_p): New.
3009 (get_all_loop_exits): Use it.
3010 (_eligible_successor_edge_p): Likewise.
3011 (return_nop_to_pool): Adjust.
3012 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3013 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3014 * gimple-pretty-print.c (dump_gimple_debug): New.
3015 (dump_gimple_stmt): Use it.
3016 (dump_bb_header): Skip gimple debug stmts.
3017 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3018 (fixup_match_2): Likewise.
3019 (regmove_backward_pass): Likewise. Simplify combined
3020 replacement. Handle debug insns.
3021 * function.c (instantiate_virtual_regs): Handle debug insns.
3022 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3023 * print-rtl.h: Include cselib.h.
3024 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3025 * df.h (df_inns_rescan_debug_internal): Declare.
3026 * gcse.c (alloc_hash_table): Estimate n_insns.
3027 (cprop_insn): Don't regard debug insns as changes.
3028 (bypass_conditional_jumps): Skip debug insns.
3029 (one_pre_gcse_pass): Adjust.
3030 (one_code_hoisting_pass): Likewise.
3031 (compute_ld_motion_mems): Skip debug insns.
3032 (one_cprop_pass): Adjust.
3033 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3034 (if_convertible_stmt_p): Handle debug stmts.
3035 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3036 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3037 * ira-build.c (create_bb_allocnos): Skip debug insns.
3038 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3039 (has_single_use): Likewise.
3040 (single_imm_use): Likewise.
3041 (num_imm_uses): Likewise.
3042 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3043 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3044 (create_outofssa_var_map): Likewise.
3045 * lower-subreg.c (adjust_decomposed_uses): New.
3046 (resolve_debug): New.
3047 (decompose_multiword_subregs): Use it.
3048 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3049 * emit-rtl.c: Include params.h.
3050 (cur_debug_insn_uid): Define.
3051 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3052 (copy_rtx_if_shared_1): Handle debug insns.
3053 (reset_used_flags): Likewise.
3054 (set_used_flags): LIkewise.
3055 (get_max_insn_count): New.
3056 (next_nondebug_insn): New.
3057 (prev_nondebug_insn): New.
3058 (make_debug_insn_raw): New.
3059 (emit_insn_before_noloc): Handle debug insns.
3060 (emit_jump_insn_before_noloc): Likewise.
3061 (emit_call_insn_before_noloc): Likewise.
3062 (emit_debug_insn_before_noloc): New.
3063 (emit_insn_after_noloc): Handle debug insns.
3064 (emit_jump_insn_after_noloc): Likewise.
3065 (emit_call_insn_after_noloc): Likewise.
3066 (emit_debug_insn_after_noloc): Likewise.
3067 (emit_insn_after): Take loc from earlier non-debug insn.
3068 (emit_jump_insn_after): Likewise.
3069 (emit_call_insn_after): Likewise.
3070 (emit_debug_insn_after_setloc): New.
3071 (emit_debug_insn_after): New.
3072 (emit_insn_before): Take loc from later non-debug insn.
3073 (emit_jump_insn_before): Likewise.
3074 (emit_call_insn_before): Likewise.
3075 (emit_debug_insn_before_setloc): New.
3076 (emit_debug_insn_before): New.
3077 (emit_insn): Handle debug insns.
3078 (emit_debug_insn): New.
3079 (emit_jump_insn): Handle debug insns.
3080 (emit_call_insn): Likewise.
3082 (init_emit): Take min-nondebug-insn-uid into account.
3083 Initialize cur_debug_insn_uid.
3084 (emit_copy_of_insn_after): Handle debug insns.
3085 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3086 location of single rhs in place.
3087 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3088 (floor_sdiv_adjust): New.
3089 (cell_sdiv_adjust): New.
3090 (cell_udiv_adjust): New.
3091 (round_sdiv_adjust): New.
3092 (round_udiv_adjust): New.
3093 (wrap_constant): Moved from cselib.
3094 (unwrap_constant): New.
3095 (expand_debug_expr): New.
3096 (expand_debug_locations): New.
3097 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3099 (gimple_expand_cfg): Expand debug locations.
3100 * cselib.c: Include tree-pass.h.
3101 (struct expand_value_data): New.
3102 (cselib_record_sets_hook): New.
3103 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3104 (cselib_clear_table): Move, and implemnet in terms of...
3105 (cselib_reset_table_with_next_value): ... this.
3106 (cselib_get_next_unknown_value): New.
3107 (discard_useless_locs): Don't discard preserved values.
3108 (cselib_preserve_value): New.
3109 (cselib_preserved_value_p): New.
3110 (cselib_preserve_definitely): New.
3111 (cselib_clear_preserve): New.
3112 (cselib_preserve_only_values): New.
3113 (new_cselib_val): Take rtx argument. Dump it in details.
3114 (cselib_lookup_mem): Adjust.
3115 (expand_loc): Take regs_active in struct. Adjust. Silence
3116 dumps unless details are requested.
3117 (cselib_expand_value_rtx_cb): New.
3118 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3119 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3120 without details. Copy more subregs. Try to resolve values
3121 using a callback. Wrap constants.
3122 (cselib_subst_to_values): Adjust.
3123 (cselib_log_lookup): New.
3124 (cselib_lookup): Call it.
3125 (cselib_invalidate_regno): Don't count preserved values as useless.
3126 (cselib_invalidate_mem): Likewise.
3127 (cselib_record_set): Likewise.
3128 (struct set): Renamed to cselib_set, moved to cselib.h.
3129 (cselib_record_sets): Adjust. Call hook.
3130 (cselib_process_insn): Reset table when it would be cleared.
3131 (dump_cselib_val): New.
3132 (dump_cselib_table): New.
3133 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3134 (remove_forwarder_block): Support moving debug stmts.
3135 * cselib.h (cselib_record_sets_hook): Declare.
3136 (cselib_expand_callback): New type.
3137 (cselib_expand_value_rtx_cb): Declare.
3138 (cselib_reset_table_with_next_value): Declare.
3139 (cselib_get_next_unknown_value): Declare.
3140 (cselib_preserve_value): Declare.
3141 (cselib_preserved_value_p): Declare.
3142 (cselib_preserve_only_values): Declare.
3143 (dump_cselib_table): Declare.
3144 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3145 (try_crossjump_to_edge): Likewise.
3146 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3147 dominated blocks when debug stmts are present.
3148 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3149 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3150 (set_var_live_on_entry): Likewise.
3151 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3152 * cfglayout.c (curr_location, last_location): Make static.
3153 (set_curr_insn_source_location): Don't avoid bouncing.
3154 (get_curr_insn_source_location): New.
3155 (get_curr_insn_block): New.
3156 (duplicate_insn_chain): Handle debug insns.
3157 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3159 * common.opt (fcompare-debug): Move to sort order.
3160 (fdump-unnumbered-links): Likewise.
3161 (fvar-tracking-assignments): New.
3162 (fvar-tracking-assignments-toggle): New.
3163 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3164 because of debug stmts.
3165 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3166 (eliminate_unnecessary_stmts): Walk dominated blocks before
3168 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3169 * ira.c (memref_used_between_p): Skip debug insns.
3170 (update_equiv_regs): Likewise.
3171 * sched-deps.c (sd_lists_size): Accept empty list.
3172 (sd_init_insn): Mark debug insns.
3173 (sd_finish_insn): Unmark them.
3174 (sd_add_dep): Reject non-debug deps on debug insns.
3175 (fixup_sched_groups): Give debug insns group treatment.
3177 (sched_analyze_reg): Don't mark debug insns for sched before call.
3178 (sched_analyze_2): Handle debug insns.
3179 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3181 (deps_analyze_insn): Handle debug insns.
3182 (deps_start_bb): Skip debug insns.
3183 (init_deps): Initialize last_debug_insn.
3184 * tree-ssa.c (target_for_debug_bind): New.
3185 (find_released_ssa_name): New.
3186 (propagate_var_def_into_debug_stmts): New.
3187 (propagate_defs_into_debug_stmts): New.
3188 (verify_ssa): Skip debug bind stmts without values.
3189 (warn_uninialized_vars): Skip debug stmts.
3190 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3191 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3192 (rtx_equal_p): Likewise.
3193 * ira-costs.c (scan_one_insn): Skip debug insns.
3194 (process_bb_node_for_hard_reg_moves): Likewise.
3195 * rtl.h (DEBUG_INSN_P): New.
3196 (NONDEBUG_INSN_P): New.
3197 (MAY_HAVE_DEBUG_INSNS): New.
3198 (INSN_P): Accept debug insns.
3199 (RTX_FRAME_RELATED_P): Likewise.
3200 (INSN_DELETED_P): Likewise
3201 (PAT_VAR_LOCATION_DECL): New.
3202 (PAT_VAR_LOCATION_LOC): New.
3203 (PAT_VAR_OCATION_STATUS): New.
3204 (NOTE_VAR_LOCATION_DECL): Reimplement.
3205 (NOTE_VAR_LOCATION_LOC): Likewise.
3206 (NOTE_VAR_LOCATION_STATUS): Likewise.
3207 (INSN_VAR_LOCATION): New.
3208 (INSN_VAR_LOCATION_DECL): New.
3209 (INSN_VAR_LOCATION_LOC): New.
3210 (INSN_VAR_LOCATION_STATUS): New.
3211 (gen_rtx_UNKNOWN_VAR_LOC): New.
3212 (VAR_LOC_UNKNOWN_P): New.
3213 (NOTE_DURING_CALL_P): New.
3214 (SCHED_GROUP_P): Accept debug insns.
3215 (emit_debug_insn_before): Declare.
3216 (emit_debug_insn_before_noloc): Declare.
3217 (emit_debug_insn_beore_setloc): Declare.
3218 (emit_debug_insn_after): Declare.
3219 (emit_debug_insn_after_noloc): Declare.
3220 (emit_debug_insn_after_setloc): Declare.
3221 (emit_debug_insn): Declare.
3222 (make_debug_insn_raw): Declare.
3223 (prev_nondebug_insn): Declare.
3224 (next_nondebug_insn): Declare.
3225 (delegitimize_mem_from_attrs): Declare.
3226 (get_max_insn_count): Declare.
3227 (wrap_constant): Declare.
3228 (unwrap_constant): Declare.
3229 (get_curr_insn_source_location): Declare.
3230 (get_curr_insn_block): Declare.
3231 * tree-inline.c (insert_debug_decl_map): New.
3232 (processing_debug_stmt): New.
3233 (remap_decl): Don't create new mappings in debug stmts.
3234 (remap_gimple_op_r): Don't add references in debug stmts.
3235 (copy_tree_body_r): Likewise.
3236 (remap_gimple_stmt): Handle debug bind stmts.
3237 (copy_bb): Skip debug stmts.
3238 (copy_edges_for_bb): Likewise.
3239 (copy_debug_stmt): New.
3240 (copy_debug_stmts): New.
3241 (copy_body): Copy debug stmts at the end.
3242 (insert_init_debug_bind): New.
3243 (insert_init_stmt): Take id. Skip and emit debug stmts.
3244 (setup_one_parameter): Remap variable earlier, register debug mapping.
3245 (estimate_num_insns): Skip debug stmts.
3246 (expand_call_inline): Preserve debug_map.
3247 (optimize_inline_calls): Check for no debug_stmts left-overs.
3248 (unsave_expr_now): Preserve debug_map.
3249 (copy_gimple_seq_and_replace_locals): Likewise.
3250 (tree_function_versioning): Check for no debug_stmts left-overs.
3251 Init and destroy debug_map as needed. Split edges unconditionally.
3252 (build_duplicate_type): Init and destroy debug_map as needed.
3253 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3254 (struct copy_body_data): Add debug_stmts and debug_map.
3255 * sched-int.h (struct ready_list): Add n_debug.
3256 (struct deps): Add last_debug_insn.
3257 (DEBUG_INSN_SCHED_P): New.
3258 (BOUNDARY_DEBUG_INSN_P): New.
3259 (SCHEDULE_DEBUG_INSN_P): New.
3260 (sd_iterator_cond): Accept empty list.
3261 * combine.c (create_log_links): Skip debug insns.
3262 (combine_instructions): Likewise.
3263 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3264 return value is always unshared.
3265 (struct rtx_subst_pair): New.
3266 (auto_adjust_pair): New.
3267 (propagate_for_debug_subst): New.
3268 (propagate_for_debug): New.
3269 (try_combine): Skip debug insns. Propagate removed defs into
3271 (next_nonnote_nondebug_insn): New.
3272 (distribute_notes): Use it. Skip debug insns.
3273 (distribute_links): Skip debug insns.
3274 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3275 * resource.c (mark_target_live_regs): Likewise.
3276 * var-tracking.c: Include cselib.h and target.h.
3277 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3279 (micro_operation_type_name): New.
3280 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3281 (struct micro_operation_def): Update comments.
3282 (decl_or_value): New type. Use instead of decls.
3283 (struct emit_note_data_def): Add vars.
3284 (struct attrs_def): Use decl_or_value.
3285 (struct variable_tracking_info_def): Add permp, flooded.
3286 (struct location_chain_def): Update comment.
3287 (struct variable_part_def): Use decl_or_value.
3288 (struct variable_def): Make var_part a variable length array.
3290 (scratch_regs): New.
3291 (cselib_hook_called): New.
3292 (dv_is_decl_p): New.
3293 (dv_is_value_p): New.
3296 (dv_as_opaque): New.
3297 (dv_onepart_p): New.
3299 (IS_DECL_CODE): New.
3300 (check_value_is_not_decl): New.
3301 (dv_from_decl): New.
3302 (dv_from_value): New.
3303 (dv_htab_hash): New.
3304 (variable_htab_hash): Use it.
3305 (variable_htab_eq): Support values.
3306 (variable_htab_free): Free from the right pool.
3307 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3308 (attrs_list_union): Adjust.
3309 (attrs_list_mpdv_union): New.
3310 (tie_break_pointers): New.
3311 (canon_value_cmp): New.
3312 (unshare_variable): Return possibly-modified slot.
3313 (vars_copy_1): Adjust.
3314 (var_reg_decl_set): Adjust. Split out of...
3315 (var_reg_set): ... this.
3316 (get_init_value): Adjust.
3317 (var_reg_delete_and_set): Adjust.
3318 (var_reg_delete): Adjust.
3319 (var_regno_delete): Adjust.
3320 (var_mem_decl_set): Split out of...
3321 (var_mem_set): ... this.
3322 (var_mem_delete_and_set): Adjust.
3323 (var_mem_delete): Adjust.
3327 (variable_union): Adjust. Speed up merge of 1-part vars.
3328 (variable_canonicalize): Use unshared slot.
3329 (VALUED_RECURSED_INTO): New.
3330 (find_loc_in_1pdv): New.
3331 (struct dfset_merge): New.
3332 (insert_into_intersection): New.
3333 (intersect_loc_chains): New.
3335 (canonicalize_loc_order_check): New.
3336 (canonicalize_values_mark): New.
3337 (canonicalize_values_star): New.
3338 (variable_merge_over_cur): New.
3339 (variable_merge_over_src): New.
3340 (dataflow_set_merge): New.
3341 (dataflow_set_equiv_regs): New.
3342 (remove_duplicate_values): New.
3343 (struct dfset_post_merge): New.
3344 (variable_post_merge_new_vals): New.
3345 (variable_post_merge_perm_vals): New.
3346 (dataflow_post_merge_adjust): New.
3347 (find_mem_expr_in_1pdv): New.
3348 (dataflow_set_preserve_mem_locs): New.
3349 (dataflow_set_remove_mem_locs): New.
3350 (dataflow_set_clear_at_call): New.
3351 (onepart_variable_different_p): New.
3352 (variable_different_p): Use it.
3353 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3354 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3356 (track_loc_p): Pass it true.
3357 (struct count_use_info): New.
3358 (find_use_val): New.
3359 (replace_expr_with_values): New.
3361 (use_type): New, partially split out of...
3362 (count_uses): ... this. Count new micro-ops.
3363 (count_uses_1): Adjust.
3364 (count_stores): Adjust.
3365 (count_with_sets): New.
3366 (VAL_NEEDS_RESOLUTION): New.
3367 (VAL_HOLDS_TRACK_EXPR): New.
3368 (VAL_EXPR_IS_COPIED): New.
3369 (VAL_EXPR_IS_CLOBBERED): New.
3370 (add_uses): Adjust. Generate new micro-ops.
3371 (add_uses_1): Adjust.
3372 (add_stores): Generate new micro-ops.
3373 (add_with_sets): New.
3374 (find_src_status): Adjust.
3375 (find_src_set_src): Adjust.
3376 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3377 Handle new micro-ops. Canonicalize value equivalances.
3378 (vt_find_locations): Compute total size of hash tables for
3379 dumping. Perform merge for var-tracking-assignments. Don't
3380 disregard single-block loops.
3381 (dump_attrs_list): Handle decl_or_value.
3382 (dump_variable): Take variable. Deal with decl_or_value.
3383 (dump_variable_slot): New.
3384 (dump_vars): Use it.
3385 (dump_dataflow_sets): Adjust.
3386 (set_slot_part): New, extended to support one-part variables
3387 after splitting out of...
3388 (set_variable_part): ... this.
3389 (clobber_slot_part): New, split out of...
3390 (clobber_variable_part): ... this.
3391 (delete_slot_part): New, split out of...
3392 (delete_variable_part): .... this.
3393 (check_wrap_constant): New.
3394 (vt_expand_loc_callback): New.
3395 (vt_expand_loc): New.
3396 (emit_note_insn_var_location): Adjust. Handle values. Handle
3397 EMIT_NOTE_AFTER_CALL_INSN.
3398 (emit_notes_for_differences_1): Adjust. Handle values.
3399 (emit_notes_for_differences_2): Likewise.
3400 (emit_notes_for_differences): Adjust.
3401 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3402 Adjust. Handle new micro-ops.
3403 (vt_add_function_parameters): Adjust. Create and bind values.
3404 (vt_initialize): Adjust. Initialize scratch_regs and
3405 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3406 operations. Move some code to count_with_sets and add_with_sets.
3407 (delete_debug_insns): New.
3408 (vt_debug_insns_local): New.
3409 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3411 (var_tracking_main): If var-tracking-assignments is enabled
3412 but var-tracking isn't, delete debug insns and leave. Likewise
3413 if we exceed limits or fail the stack adjustments tests, and
3414 after all var-tracking processing.
3415 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3416 (dataflow_set): Add traversed_vars.
3417 (value_chain, const_value_chain): New typedefs.
3418 (value_chain_pool, value_chains): New variables.
3419 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3420 add_value_chains, add_cselib_value_chains, remove_value_chain,
3421 remove_value_chains, remove_cselib_value_chains): New functions.
3422 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3423 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3425 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3426 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3427 (dst_can_be_shared): New variable.
3428 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3429 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3430 different from set->vars, look up slot again instead of using the
3432 (dataflow_set_init): Initialize traversed_vars.
3433 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3434 lookup if set->vars is shared. Don't keep slot cleared before
3435 calling unshare_variable. Unshare set->vars if needed. Adjust
3436 unshare_variable callers. Clear dst_can_be_shared if needed.
3437 Even ->refcount == 1 vars must be unshared if set->vars is shared
3438 and var needs to be modified.
3439 (dataflow_set_union): Set traversed_vars during canonicalization.
3440 (VALUE_CHANGED, DECL_CHANGED): Define.
3441 (set_dv_changed, dv_changed_p): New static inlines.
3442 (track_expr_p): Clear DECL_CHANGED.
3443 (dump_dataflow_sets): Set it.
3444 (variable_was_changed): Call set_dv_changed.
3445 (emit_note_insn_var_location): Likewise.
3446 (changed_variables_stack): New variable.
3447 (check_changed_vars_1, check_changed_vars_2): New functions.
3448 (emit_notes_for_changes): Do nothing if changed_variables is
3449 empty. Traverse changed_variables with check_changed_vars_1,
3450 call check_changed_vars_2 on each changed_variables_stack entry.
3451 (emit_notes_in_bb): Add SET argument. Just clear it at the
3452 beginning, use it instead of local &set, don't destroy it at the end.
3453 (vt_emit_notes): Call dataflow_set_clear early on all
3454 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3455 computed set, dataflow_set_clear also VTI(bb)->in when we are
3456 done with the basic block. Initialize changed_variables_stack,
3457 free it afterwards. If ENABLE_CHECKING verify that after noting
3458 differences to an empty set value_chains hash table is empty.
3459 (vt_initialize): Initialize value_chains and value_chain_pool.
3460 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3461 (variable_tracking_main): Call dump_dataflow_sets before calling
3462 vt_emit_notes, not after it.
3463 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3464 (propagate_var_def_into_debug_stmts): Declare.
3465 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3466 (df_set_note): Reject debug insns.
3467 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3468 add notes to debug insns.
3469 (df_note_bb_compute): Adjust. Likewise.
3470 (df_simulate_uses): Skip debug insns.
3471 (df_simulate_initialize_backwards): Likewise.
3472 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3473 (subst_stack_regs_pat): Reject debug insns.
3474 (convert_regs_1): Handle debug insns.
3475 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3476 (print-rtl.o): Depend on cselib.h.
3477 (cselib.o): Depend on TREE_PASS_H.
3478 (var-tracking.o): Depend on cselib.h and TARGET_H.
3479 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3480 (init_ready_list): Skip boundary debug insns.
3481 (add_branch_dependences): Skip debug insns.
3482 (free_block_dependencies): Check for blocks with only debug insns.
3483 (compute_priorities): Likewise.
3484 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3485 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3487 (gimple_build_debug_bind_stat): New.
3488 (empty_body_p): Skip debug stmts.
3489 (gimple_has_side_effects): Likewise.
3490 (gimple_rhs_has_side_effects): Likewise.
3491 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3492 (gimple_build_debug_bind_stat): Declare.
3493 (gimple_build_debug_bind): Define.
3494 (is_gimple_debug): New.
3495 (gimple_debug_bind_p): New.
3496 (gimple_debug_bind_get_var): New.
3497 (gimple_debug_bind_get_value): New.
3498 (gimple_debug_bind_get_value_ptr): New.
3499 (gimple_debug_bind_set_var): New.
3500 (gimple_debug_bind_set_value): New.
3501 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3502 (gimple_debug_bind_reset_value): New.
3503 (gimple_debug_bind_has_value_p): New.
3504 (gsi_next_nondebug): New.
3505 (gsi_prev_nondebug): New.
3506 (gsi_start_nondebug_bb): New.
3507 (gsi_last_nondebug_bb): New.
3508 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3509 (print_insn): Handle DEBUG_INSN.
3510 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3511 of first insn prevail.
3512 (first_stmt): Skip debug stmts.
3513 (first_non_label_stmt): Likewise.
3514 (last_stmt): Likewise.
3515 (has_zero_uses_1): New.
3516 (single_imm_use_1): New.
3517 (verify_gimple_debug): New.
3518 (verify_types_in_gimple_stmt): Handle debug stmts.
3519 (verify_stmt): Likewise.
3520 (debug_loop_num): Skip debug stmts.
3521 (remove_edge_and_dominated_blocks): Remove dominators last.
3522 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3523 (linearize_expr): Likewise.
3524 * config/i386/i386.c (ix86_delegitimize_address): Call
3525 default implementation.
3526 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3527 (group_barrier_needed): Skip debug insns.
3528 (emit_insn_group_barriers): Likewise.
3529 (emit_all_insn_group_barriers): Likewise.
3530 (ia64_variable_issue): Handle debug insns.
3531 (ia64_dfa_new_cycle): Likewise.
3532 (final_emit_insn_group_barriers): Skip debug insns.
3533 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3534 def cfa without frame.
3535 (process_set): Likewise.
3536 (process_for_unwind_directive): Pass frame on.
3537 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3538 (rs6000_delegitimize_address): New.
3539 (rs6000_debug_adjust_cost): Handle debug insns.
3540 (is_microcoded_insn): Likewise.
3541 (is_cracked_insn): Likewise.
3542 (is_nonpipeline_insn): Likewise.
3543 (insn_must_be_first_in_group): Likewise.
3544 (insn_must_be_last_in_group): Likewise.
3545 (force_new_group): Likewise.
3546 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3547 contains only debug insns.
3548 (rtl_merge_blocks): Skip debug insns.
3549 (purge_dead_edges): Likewise.
3550 (rtl_block_ends_with_call_p): Skip debug insns.
3551 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3552 (mark_reg_dependencies): Skip debug insns.
3553 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3554 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3555 * tree-ssa-threadedge.c
3556 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3557 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3558 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3559 (copyprop_hardreg_forward_1): Handle debug insns.
3560 * reload1.c (reload): Skip debug insns. Replace unassigned
3561 pseudos in debug insns with their equivalences.
3562 (eliminate_regs_in_insn): Skip debug insns.
3563 (emit_input_reload_insns): Skip debug insns at first, adjust
3565 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3566 (get_indirect_ref_operands): Pass opf_no_vops on.
3567 (get_expr_operands): Likewise. Skip debug stmts.
3568 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3570 2009-09-01 Richard Henderson <rth@redhat.com>
3572 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3573 stmt_ends_pp_p statements at least once.
3574 * tree-vrp.c (vrp_initialize): Likewise.
3575 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3577 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3580 Fix AIX bootstrap after PR debug/30161
3581 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3582 that is a GNU extension.
3583 (tmpl_value_parm_die_table): Move the definition of this global
3584 outside #ifdef DWARF2_DEBUGGING_INFO region.
3586 2009-09-01 Richard Guenther <rguenther@suse.de>
3588 * tree.c (tree_expr_size): New function.
3589 * tree.h (tree_expr_size): Declare.
3590 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3591 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3592 * langhooks.c (lhd_expr_size): Remove.
3593 * langhooks.h (struct lang_hooks): Remove expr_size.
3594 * explow.c (expr_size): Use tree_expr_size.
3595 (int_expr_size): Likewise.
3596 * langhooks-def.h (lhd_expr_size): Remove.
3597 (LANG_HOOKS_EXPR_SIZE): Likewise.
3598 (LANG_HOOKS_INITIALIZER): Adjust.
3600 2009-09-01 Richard Guenther <rguenther@suse.de>
3602 * tree-flow.h (mark_addressable): Move declaration ...
3603 * tree.h (mark_addressable): ... here.
3604 * stmt.c (expand_asm_operands): Use mark_addressable, not
3605 lang_hooks.mark_addressable.
3606 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3607 LANG_HOOKS_MARK_ADDRESSABLE.
3608 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3609 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3611 2009-08-31 Chris Demetriou <cgd@google.com>
3613 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3614 vectorize if not TARGET_SSE2.
3616 2009-08-31 DJ Delorie <dj@redhat.com>
3618 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3619 registers if no coprocessor is enabled.
3621 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3624 * cgraph.h (cgraph_get_node): Declare ...
3625 * cgraph.c (cgraph_get_node): ... new function.
3626 * dwarf2out.c (gen_generic_params_dies,
3627 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3628 make_ith_pack_parameter_name,
3629 append_entry_to_tmpl_value_parm_die_table,
3630 gen_remaining_tmpl_value_param_die_attribute): New functions.
3631 (gen_subprogram_die): Generate debug info for template parameters
3632 if debug info level is higher than DINFO_LEVEL_TERSE.
3633 Use tree_add_const_value_attribute_for_decl instead of
3634 tree_add_const_value_attribute.
3635 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3636 instead of tree_add_const_value_attribute.
3637 (gen_struct_or_union_type_die): Generate debug
3638 info for template parameters if debug info level is higher than
3640 (tree_add_const_value_attribute): Handle integral and pointer
3641 constants. Update comment.
3642 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3643 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3644 (reference_to_unused): Fix thinko. Remove redundant predicates from
3646 (tree_add_const_value_attribute): Make this work for constant
3648 tree_add_const_value_attribute_for_decl is to be used for variable
3650 (add_location_or_const_value_attribute): Use
3651 tree_add_const_value_attribute_for_decl now.
3652 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3653 DW_TAG_template_value_param DIEs after function DIEs have been
3655 * langhooks.h (lang_hooks_for_types): Add
3656 get_argument_pack_elems.
3657 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3658 (lang_hooks): Added get_innermost_generic_parms,
3659 get_innermost_generic_args.
3660 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3661 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3662 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3663 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3665 2009-08-31 DJ Delorie <dj@redhat.com>
3667 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3668 it once we start generating the prologue or epilogue.
3669 (mep_call_saves_register): If the frame is locked, re-use
3671 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3672 (mep_expand_prologue): Call it.
3673 (mep_expand_epilogue): Likewise.
3674 (mep_start_function): Use the same logic as mep_expand_prologue.
3675 (mep_pass_by_reference): Make logic more readable.
3676 (mep_return_in_memory): Zero-sized objects are passed in memory.
3677 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3679 2009-08-31 Richard Guenther <rguenther@suse.de>
3681 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3682 to query if the memory regions for memmove overlap.
3683 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3684 asserts on pointers, instead deal with odd trees.
3685 (ptr_derefs_may_alias_p): Likewise.
3686 (refs_may_alias_p_1): Constructor bases also never alias.
3688 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3690 * doc/install.texi (Final install): Adjust reference on where to
3691 order printed manuals.
3693 2009-08-30 Olivier Hainque <hainque@adacore.com>
3695 * dwarf2out.c (switch_to_frame_table_section): Move
3696 definition prior to first use.
3698 2009-08-30 Richard Guenther <rguenther@suse.de>
3700 PR tree-optimization/41186
3701 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3702 (ao_ref_init_from_ptr_and_size): New function.
3703 (ref_maybe_used_by_call_p_1): Be more precise tracking
3704 used ranges for builtin functions.
3705 (ref_maybe_used_by_call_p): Adjust.
3706 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3707 ranges for builtin functions.
3708 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3710 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3713 * fwprop.c (get_reg_use_in): Delete.
3714 (free_load_extend): New function.
3715 (forward_propagate_subreg): Use it.
3717 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3719 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3721 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3724 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3727 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3729 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3730 fini or fini_array section.
3732 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3734 * graphite-dependences.c (graphite_legal_transform_bb): Call
3735 pbb_remove_duplicate_pdrs.
3736 * graphite-poly.c (can_collapse_pdr): Removed.
3737 (pdr_find_duplicate): Removed.
3738 (can_collapse_pdrs): New.
3739 (pbb_remove_duplicate_pdrs): New.
3740 (new_poly_dr): Do not look for duplicates.
3741 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3742 (PBB_PDR_DUPLICATES_REMOVED): New.
3743 (pbb_remove_duplicate_pdrs): Declared.
3745 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3747 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3748 the strides by multiplying by PDR_NB_REFS.
3749 * graphite-poly.c (can_collapse_pdr): New.
3750 (pdr_find_duplicate): New.
3751 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3752 Initialize PDR_NB_REFS.
3753 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3755 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3757 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3760 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3763 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3765 * graphite-dependences.c (pddr_original_scattering): Return NULL
3766 for read-read dependence relations.
3767 * graphite-poly.h (enum poly_dr_type): Fix comment.
3770 (pdr_may_write_p): New.
3772 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3774 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3775 (struct poly_dr): Same.
3776 (new_poly_dr): Same.
3777 * graphite-poly.c (new_poly_dr): Same.
3778 * graphite-dependences.c (dot_deps): Disable call to system.
3780 2009-08-28 Cary Coutant <ccoutant@google.com>
3783 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3784 struct/union/enum types local to a function.
3786 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3787 Sebastian Pop <sebastian.pop@amd.com>
3789 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3790 pbb_strip_mine_time_depth. Changed the implementation so that
3791 transformation is expressed as a transformation on
3792 time (scatttering) dimensions. Also, ensures that the 2d+1
3793 scheduling format is preserved.
3794 (pbb_strip_mine_profitable_p): Profitability is based on the
3795 iteration number of a given time (scattering) dimension,
3796 and not on a original loop depth dimension.
3797 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3798 (pbb_do_strip_mine): Call psct_dynamic_dim.
3799 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3800 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3801 (pbb_nb_dynamic_scattering_transform): New.
3802 (psct_dynamic_dim): New.
3804 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3806 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3807 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3808 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3809 * graphite-interchange.c (build_linearized_memory_access): Same.
3810 (memory_stride_in_loop): Same.
3812 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3814 * graphite-dependences.c (pddr_original_scattering): New.
3815 (graphite_legal_transform_dr): Call pddr_original_scattering.
3818 * graphite-dependences.h (dot_deps): Declared.
3819 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3820 (print_pdr): Print PDR_ID.
3821 * graphite-poly.h (struct poly_dr): Add field id.
3824 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3826 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3828 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3829 not delete the original dependence relation.
3831 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3833 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3834 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3835 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3836 (free_poly_ddr): New.
3837 (pddr_is_empty): New.
3838 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3839 (dependence_polyhedron): Same. Remove useless gcc_assert.
3841 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3842 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3843 * graphite-dependences.h (enum poly_dependence_kind): New.
3844 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3845 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3846 (PDRP_SINK): Renamed PDDR_SINK.
3847 (PDRP_DDP): Renamed PDDR_DDP.
3849 (free_poly_ddr): Declared.
3850 * graphite-poly.c (new_scop): Use the new hash function names.
3851 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3852 into original_pddrs.
3853 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3855 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3857 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3858 bounds with LT_EXPR to make niter analysis more precise on code
3859 generated by Graphite.
3861 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3863 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3864 (graphite_legal_transform_bb): Same.
3865 (poly_drs_may_alias_p): Same.
3867 2009-08-28 Richard Guenther <rguenther@suse.de>
3869 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3871 2009-08-28 Jan Beulich <jbeulich@novell.com>
3873 * config/i386/netware.c: Include langhooks.h.
3874 (i386_nlm_encode_section_info): Simplify.
3875 (netware_override_options): Delete.
3876 * config/i386/netware.h (netware_override_options): Delete
3878 (OVERRIDE_OPTIONS): Delete definition.
3879 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3880 (ASM_COMMENT_START): Define.
3881 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3883 2009-08-28 Jan Beulich <jbeulich@novell.com>
3885 * configure.ac: For in-tree ld, do a plain version check to
3886 determine whether comdat groups are supported.
3887 * configure: Regenerate.
3889 2009-08-28 Olivier Hainque <hainque@adacore.com>
3891 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3892 always defined. Reflect definition or absence of such for
3893 COLLECT_EXPORT_LIST. Readability helper.
3894 (scanfilter): New enum, to help control what symbols
3895 are to be considered or ignored by scan_prog_file.
3896 (enum pass): Rename as "scanpass", moved together with scanfilter
3897 prior to scan_prog_file's prototype.
3898 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3899 Group prototype with the scanpass/scanfilter definitions, factorize
3900 head comments for the several implementations at the prototype.
3901 (main): Reorganize the first pass link control to let AIX
3902 drag only the needed frame tables in executables. Prevent
3903 frame tables collection during the scan aimed at static ctors.
3904 Pre-link and scan for frame tables later to compensate.
3905 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3906 A C statement to issue assembly directives that create a reference
3907 to the given DWARF table identifier label from the current function
3909 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3910 to differentiate first time section entry. Only emit a .data
3911 tables start identifier label the first time around.
3912 (switch_to_frame_table_section): New function. Helper for
3913 output_call_frame_info to switch possibly BACK into the eh_frame
3914 or the debug_frame section depending on FOR_EH.
3915 (output_call_frame_info): Use helper to first enter the proper
3917 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3918 emit a link to the frame table start label from each function
3920 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3921 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3922 * config/rs6000/rs6000-protos.h: Declare it.
3923 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3925 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3927 * config/sh/sh.c (split_branches): Check the result of
3930 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3932 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3933 using -pthread -fopenmp
3935 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3937 * doc/service.texi (service directory): Update URL.
3939 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3941 PR rtl-optimization/40861
3942 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3943 extract word from a multi-word subreg for negative byte positions.
3945 2009-08-27 Tristan Gingold <gingold@adacore.com>
3946 Douglas B Rupp <rupp@gnat.com>
3948 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3949 (SECTION_VMS_OVERLAY): Define.
3950 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3952 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3954 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3955 common_object declarations.
3956 (ia64_section_type_flags): Set section flag for common_object.
3957 * config/ia64/ia64-protos.h
3958 (ia64_vms_output_aligned_decl_common): Declare.
3959 (ia64_vms_elf_asm_named_section): Declare.
3961 2009-08-27 Michael Matz <matz@suse.de>
3963 * expr.c (expand_expr_real_2): New function taking exploded
3964 unary or binary expression, split out from ...
3965 (expand_expr_real_1): ... here. Move over all unary/binary
3966 switch parts to above function, in particular these codes:
3967 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3968 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3969 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3970 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3971 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3972 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3973 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3974 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3975 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3976 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3977 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3978 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3979 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3980 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3981 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3982 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3983 VEC_PACK_FIX_TRUNC_EXPR.
3984 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3987 2009-08-27 Richard Guenther <rguenther@suse.de>
3989 * gengtype.c (main): Handle uint64_t.
3990 * ipa-utils.c (get_base_var): Indent properly.
3991 * tree-ssa-live.c (debug_scope_block): New function.
3992 * tree-flow.h (debug_scope_block): Declare.
3993 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3994 * basic-block.h (enum profile_status): Rename to
3995 enum profile_status_d.
3996 (x_profile_status): Adjust type.
3998 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4001 * dwarf2out.c (get_context_die): Declare this static function.
4002 (gen_type_die_with_usage): Make sure a DIE is a generated for
4003 the context of a typedef.
4005 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4007 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4010 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4012 * config/mips/mips-protos.h (mips_output_sync): Declare.
4013 (mips_sync_loop_insns): Likewise.
4014 (mips_output_sync_loop): Replace first two parameters with an rtx.
4015 * config/mips/mips.c (mips_multi_member): New structure.
4016 (mips_multi_members): New variable.
4017 (mips_multi_start): New function.
4018 (mips_multi_add): Likewise.
4019 (mips_multi_add_insn): Likewise.
4020 (mips_multi_add_label): Likewise.
4021 (mips_multi_last_index): Likewise.
4022 (mips_multi_copy_insn): Likewise.
4023 (mips_multi_set_operand): Likewise.
4024 (mips_multi_write): Likewise.
4025 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4026 (mips_init_print_operand_punct): Update accordingly.
4027 (mips_start_ll_sc_sync_block): New function.
4028 (mips_end_ll_sc_sync_block): Likewise.
4029 (mips_output_sync): Likewise.
4030 (mips_sync_insn1_template): Likewise.
4031 (mips_sync_insn2_template): Likewise.
4032 (mips_get_sync_operand): Likewise.
4033 (mips_process_sync_loop): Likewise.
4034 (mips_output_sync_loop): Use mips_process_sync_loop.
4035 (mips_sync_loop_insns): New function.
4036 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4037 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4038 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4039 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4040 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4041 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4042 (MIPS_SYNC_OLD_OP_12): Likewise.
4043 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4044 (MIPS_SYNC_NEW_OP_12): Likewise.
4045 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4046 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4047 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4048 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4049 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4050 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4051 * config/mips/mips.md (sync_mem): New attribute.
4052 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4053 (sync_exclusive_mask, sync_required_oldval): Likewise.
4054 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4055 (sync_release_barrier): Likewise.
4056 (length): Handle sync loops.
4057 (sync): Use mips_output_sync.
4058 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4059 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4060 and use mips_output_sync_loop.
4061 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4062 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4063 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4064 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4065 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4066 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4067 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4068 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4069 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4071 2009-08-26 Richard Guenther <rguenther@suse.de>
4074 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4075 the types to not match.
4076 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4078 * tree-ssa.c (useless_type_conversion_p): Conversions to
4079 pointers to unprototyped functions are useless.
4081 2009-08-26 Richard Guenther <rguenther@suse.de>
4083 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4084 whole-program condition, prepare to be called for non-globals.
4085 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4086 params build a representative with known type and track its fields.
4088 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4090 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4091 clearing by a taken branch.
4092 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4093 effectively after bbro pass.
4094 (sync_nand<mode>): Ditto.
4095 (sync_old_<fetchop_name><mode>): Ditto.
4096 (sync_old_nand<mode>): Ditto.
4097 (sync_new_<fetchop_name><mode>): Dito.
4098 (sync_new_nand<mode>): Ditto.
4099 (sync_compare_and_swap<mode>_1): Ditto.
4100 (*sync_compare_and_swap<mode>): Ditto.
4101 (sync_lock_test_and_set<mode>_1): Ditto.
4102 ("sync_lock_test_and_set<mode>): Ditto.
4104 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4106 * hwint.h (HOST_LONG_FORMAT): New macro
4107 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4108 Use HOST_PTR_PRINTF.
4109 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4110 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4111 (HOST_PTR_PRINTF): Document.
4113 2009-08-25 Jan Hubicka <jh@suse.cz>
4115 * config/i386/bmmintrin.h: Replace by #error.
4118 Michael Meissner <michael.meissner@amd.com>
4119 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4120 Tony Linthicum <tony.linthicum@amd.com>
4122 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4123 (TARGET_ROUND): New macro for the round/ptest instructions which
4124 are shared between SSE4.1 and SSE5.
4125 (OPTION_MASK_ISA_ROUND): Ditto.
4126 (OPTION_ISA_ROUND): Ditto.
4127 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4128 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4130 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4131 (-mfused-madd): New switch to give users control over whether the
4132 compiler optimizes to use the multiply/add SSE5 instructions.
4134 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4135 (ix86_handle_option): Turn off 3dnow if -msse5.
4136 (override_options): Add SSE5 support.
4137 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4139 (ix86_expand_sse_movcc): Add SSE5 support.
4140 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4141 vector type to the next largest size.
4142 (ix86_expand_sse5_pack): New function to use pperm to pack a
4143 vector type to the next smallest size.
4144 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4145 (IX86_BUILTIN_FMADDSD): Ditto.
4146 (IX86_BUILTIN_FMADDPS): Ditto.
4147 (IX86_BUILTIN_FMADDPD): Ditto.
4148 (IX86_BUILTIN_FMSUBSS): Ditto.
4149 (IX86_BUILTIN_FMSUBSD): Ditto.
4150 (IX86_BUILTIN_FMSUBPS): Ditto.
4151 (IX86_BUILTIN_FMSUBPD): Ditto.
4152 (IX86_BUILTIN_FNMADDSS): Ditto.
4153 (IX86_BUILTIN_FNMADDSD): Ditto.
4154 (IX86_BUILTIN_FNMADDPS): Ditto.
4155 (IX86_BUILTIN_FNMADDPD): Ditto.
4156 (IX86_BUILTIN_FNMSUBSS): Ditto.
4157 (IX86_BUILTIN_FNMSUBSD): Ditto.
4158 (IX86_BUILTIN_FNMSUBPS): Ditto.
4159 (IX86_BUILTIN_FNMSUBPD): Ditto.
4160 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4161 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4162 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4163 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4164 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4165 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4166 (IX86_BUILTIN_PPERM): Ditto.
4167 (IX86_BUILTIN_PERMPS): Ditto.
4168 (IX86_BUILTIN_PERMPD): Ditto.
4169 (IX86_BUILTIN_PMACSSWW): Ditto.
4170 (IX86_BUILTIN_PMACSWW): Ditto.
4171 (IX86_BUILTIN_PMACSSWD): Ditto.
4172 (IX86_BUILTIN_PMACSWD): Ditto.
4173 (IX86_BUILTIN_PMACSSDD): Ditto.
4174 (IX86_BUILTIN_PMACSDD): Ditto.
4175 (IX86_BUILTIN_PMACSSDQL): Ditto.
4176 (IX86_BUILTIN_PMACSSDQH): Ditto.
4177 (IX86_BUILTIN_PMACSDQL): Ditto.
4178 (IX86_BUILTIN_PMACSDQH): Ditto.
4179 (IX86_BUILTIN_PMADCSSWD): Ditto.
4180 (IX86_BUILTIN_PMADCSWD): Ditto.
4181 (IX86_BUILTIN_PHADDBW): Ditto.
4182 (IX86_BUILTIN_PHADDBD): Ditto.
4183 (IX86_BUILTIN_PHADDBQ): Ditto.
4184 (IX86_BUILTIN_PHADDWD): Ditto.
4185 (IX86_BUILTIN_PHADDWQ): Ditto.
4186 (IX86_BUILTIN_PHADDDQ): Ditto.
4187 (IX86_BUILTIN_PHADDUBW): Ditto.
4188 (IX86_BUILTIN_PHADDUBD): Ditto.
4189 (IX86_BUILTIN_PHADDUBQ): Ditto.
4190 (IX86_BUILTIN_PHADDUWD): Ditto.
4191 (IX86_BUILTIN_PHADDUWQ): Ditto.
4192 (IX86_BUILTIN_PHADDUDQ): Ditto.
4193 (IX86_BUILTIN_PHSUBBW): Ditto.
4194 (IX86_BUILTIN_PHSUBWD): Ditto.
4195 (IX86_BUILTIN_PHSUBDQ): Ditto.
4196 (IX86_BUILTIN_PROTB): Ditto.
4197 (IX86_BUILTIN_PROTW): Ditto.
4198 (IX86_BUILTIN_PROTD): Ditto.
4199 (IX86_BUILTIN_PROTQ): Ditto.
4200 (IX86_BUILTIN_PROTB_IMM): Ditto.
4201 (IX86_BUILTIN_PROTW_IMM): Ditto.
4202 (IX86_BUILTIN_PROTD_IMM): Ditto.
4203 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4204 (IX86_BUILTIN_PSHLB): Ditto.
4205 (IX86_BUILTIN_PSHLW): Ditto.
4206 (IX86_BUILTIN_PSHLD): Ditto.
4207 (IX86_BUILTIN_PSHLQ): Ditto.
4208 (IX86_BUILTIN_PSHAB): Ditto.
4209 (IX86_BUILTIN_PSHAW): Ditto.
4210 (IX86_BUILTIN_PSHAD): Ditto.
4211 (IX86_BUILTIN_PSHAQ): Ditto.
4212 (IX86_BUILTIN_FRCZSS): Ditto.
4213 (IX86_BUILTIN_FRCZSD): Ditto.
4214 (IX86_BUILTIN_FRCZPS): Ditto.
4215 (IX86_BUILTIN_FRCZPD): Ditto.
4216 (IX86_BUILTIN_CVTPH2PS): Ditto.
4217 (IX86_BUILTIN_CVTPS2PH): Ditto.
4218 (IX86_BUILTIN_COMEQSS): Ditto.
4219 (IX86_BUILTIN_COMNESS): Ditto.
4220 (IX86_BUILTIN_COMLTSS): Ditto.
4221 (IX86_BUILTIN_COMLESS): Ditto.
4222 (IX86_BUILTIN_COMGTSS): Ditto.
4223 (IX86_BUILTIN_COMGESS): Ditto.
4224 (IX86_BUILTIN_COMUEQSS): Ditto.
4225 (IX86_BUILTIN_COMUNESS): Ditto.
4226 (IX86_BUILTIN_COMULTSS): Ditto.
4227 (IX86_BUILTIN_COMULESS): Ditto.
4228 (IX86_BUILTIN_COMUGTSS): Ditto.
4229 (IX86_BUILTIN_COMUGESS): Ditto.
4230 (IX86_BUILTIN_COMORDSS): Ditto.
4231 (IX86_BUILTIN_COMUNORDSS): Ditto.
4232 (IX86_BUILTIN_COMFALSESS): Ditto.
4233 (IX86_BUILTIN_COMTRUESS): Ditto.
4234 (IX86_BUILTIN_COMEQSD): Ditto.
4235 (IX86_BUILTIN_COMNESD): Ditto.
4236 (IX86_BUILTIN_COMLTSD): Ditto.
4237 (IX86_BUILTIN_COMLESD): Ditto.
4238 (IX86_BUILTIN_COMGTSD): Ditto.
4239 (IX86_BUILTIN_COMGESD): Ditto.
4240 (IX86_BUILTIN_COMUEQSD): Ditto.
4241 (IX86_BUILTIN_COMUNESD): Ditto.
4242 (IX86_BUILTIN_COMULTSD): Ditto.
4243 (IX86_BUILTIN_COMULESD): Ditto.
4244 (IX86_BUILTIN_COMUGTSD): Ditto.
4245 (IX86_BUILTIN_COMUGESD): Ditto.
4246 (IX86_BUILTIN_COMORDSD): Ditto.
4247 (IX86_BUILTIN_COMUNORDSD): Ditto.
4248 (IX86_BUILTIN_COMFALSESD): Ditto.
4249 (IX86_BUILTIN_COMTRUESD): Ditto.
4250 (IX86_BUILTIN_COMEQPS): Ditto.
4251 (IX86_BUILTIN_COMNEPS): Ditto.
4252 (IX86_BUILTIN_COMLTPS): Ditto.
4253 (IX86_BUILTIN_COMLEPS): Ditto.
4254 (IX86_BUILTIN_COMGTPS): Ditto.
4255 (IX86_BUILTIN_COMGEPS): Ditto.
4256 (IX86_BUILTIN_COMUEQPS): Ditto.
4257 (IX86_BUILTIN_COMUNEPS): Ditto.
4258 (IX86_BUILTIN_COMULTPS): Ditto.
4259 (IX86_BUILTIN_COMULEPS): Ditto.
4260 (IX86_BUILTIN_COMUGTPS): Ditto.
4261 (IX86_BUILTIN_COMUGEPS): Ditto.
4262 (IX86_BUILTIN_COMORDPS): Ditto.
4263 (IX86_BUILTIN_COMUNORDPS): Ditto.
4264 (IX86_BUILTIN_COMFALSEPS): Ditto.
4265 (IX86_BUILTIN_COMTRUEPS): Ditto.
4266 (IX86_BUILTIN_COMEQPD): Ditto.
4267 (IX86_BUILTIN_COMNEPD): Ditto.
4268 (IX86_BUILTIN_COMLTPD): Ditto.
4269 (IX86_BUILTIN_COMLEPD): Ditto.
4270 (IX86_BUILTIN_COMGTPD): Ditto.
4271 (IX86_BUILTIN_COMGEPD): Ditto.
4272 (IX86_BUILTIN_COMUEQPD): Ditto.
4273 (IX86_BUILTIN_COMUNEPD): Ditto.
4274 (IX86_BUILTIN_COMULTPD): Ditto.
4275 (IX86_BUILTIN_COMULEPD): Ditto.
4276 (IX86_BUILTIN_COMUGTPD): Ditto.
4277 (IX86_BUILTIN_COMUGEPD): Ditto.
4278 (IX86_BUILTIN_COMORDPD): Ditto.
4279 (IX86_BUILTIN_COMUNORDPD): Ditto.
4280 (IX86_BUILTIN_COMFALSEPD): Ditto.
4281 (IX86_BUILTIN_COMTRUEPD): Ditto.
4282 (IX86_BUILTIN_PCOMEQUB): Ditto.
4283 (IX86_BUILTIN_PCOMNEUB): Ditto.
4284 (IX86_BUILTIN_PCOMLTUB): Ditto.
4285 (IX86_BUILTIN_PCOMLEUB): Ditto.
4286 (IX86_BUILTIN_PCOMGTUB): Ditto.
4287 (IX86_BUILTIN_PCOMGEUB): Ditto.
4288 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4289 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4290 (IX86_BUILTIN_PCOMEQUW): Ditto.
4291 (IX86_BUILTIN_PCOMNEUW): Ditto.
4292 (IX86_BUILTIN_PCOMLTUW): Ditto.
4293 (IX86_BUILTIN_PCOMLEUW): Ditto.
4294 (IX86_BUILTIN_PCOMGTUW): Ditto.
4295 (IX86_BUILTIN_PCOMGEUW): Ditto.
4296 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4297 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4298 (IX86_BUILTIN_PCOMEQUD): Ditto.
4299 (IX86_BUILTIN_PCOMNEUD): Ditto.
4300 (IX86_BUILTIN_PCOMLTUD): Ditto.
4301 (IX86_BUILTIN_PCOMLEUD): Ditto.
4302 (IX86_BUILTIN_PCOMGTUD): Ditto.
4303 (IX86_BUILTIN_PCOMGEUD): Ditto.
4304 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4305 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4306 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4307 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4308 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4309 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4310 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4311 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4312 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4313 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4314 (IX86_BUILTIN_PCOMEQB): Ditto.
4315 (IX86_BUILTIN_PCOMNEB): Ditto.
4316 (IX86_BUILTIN_PCOMLTB): Ditto.
4317 (IX86_BUILTIN_PCOMLEB): Ditto.
4318 (IX86_BUILTIN_PCOMGTB): Ditto.
4319 (IX86_BUILTIN_PCOMGEB): Ditto.
4320 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4321 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4322 (IX86_BUILTIN_PCOMEQW): Ditto.
4323 (IX86_BUILTIN_PCOMNEW): Ditto.
4324 (IX86_BUILTIN_PCOMLTW): Ditto.
4325 (IX86_BUILTIN_PCOMLEW): Ditto.
4326 (IX86_BUILTIN_PCOMGTW): Ditto.
4327 (IX86_BUILTIN_PCOMGEW): Ditto.
4328 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4329 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4330 (IX86_BUILTIN_PCOMEQD): Ditto.
4331 (IX86_BUILTIN_PCOMNED): Ditto.
4332 (IX86_BUILTIN_PCOMLTD): Ditto.
4333 (IX86_BUILTIN_PCOMLED): Ditto.
4334 (IX86_BUILTIN_PCOMGTD): Ditto.
4335 (IX86_BUILTIN_PCOMGED): Ditto.
4336 (IX86_BUILTIN_PCOMFALSED): Ditto.
4337 (IX86_BUILTIN_PCOMTRUED): Ditto.
4338 (IX86_BUILTIN_PCOMEQQ): Ditto.
4339 (IX86_BUILTIN_PCOMNEQ): Ditto.
4340 (IX86_BUILTIN_PCOMLTQ): Ditto.
4341 (IX86_BUILTIN_PCOMLEQ): Ditto.
4342 (IX86_BUILTIN_PCOMGTQ): Ditto.
4343 (IX86_BUILTIN_PCOMGEQ): Ditto.
4344 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4345 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4346 (enum multi_arg_type): New enum for describing the various SSE5
4347 intrinsic argument types.
4348 (bdesc_multi_arg): New table for SSE5 intrinsics.
4349 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4350 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4352 (ix86_expand_builtin): Add SSE5 intrinsic support.
4353 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4354 operand instructions.
4355 (ix86_expand_sse5_multiple_memory): New function to split the
4356 second memory reference from SSE5 instructions.
4357 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4358 (ix86_return_pops_args): Use stdarg_p to determine if the function
4359 has variable arguments.
4360 (ix86_setup_incoming_varargs): Ditto.
4361 (x86_this_parameter): Ditto.
4363 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4365 (ix86_expand_sse5_pack): Ditto.
4366 (ix86_sse5_valid_op_p): Ditto.
4367 (ix86_expand_sse5_multiple_memory): Ditto.
4369 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4370 constant for SSE5 support.
4371 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4372 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4373 (UNSPEC_SSE5_PERMUTE): Ditto.
4374 (UNSPEC_SSE5_ASHIFT): Ditto.
4375 (UNSPEC_SSE5_LSHIFT): Ditto.
4376 (UNSPEC_FRCZ): Ditto.
4377 (UNSPEC_CVTPH2PS): Ditto.
4378 (UNSPEC_CVTPS2PH): Ditto.
4379 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4381 (COM_FALSE_S): Ditto.
4382 (COM_FALSE_P): Ditto.
4383 (COM_TRUE_S): Ditto.
4384 (COM_TRUE_P): Ditto.
4385 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4386 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4388 (memory attribute): Ditto.
4389 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4390 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4391 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4392 (floor<mode>2): Ditto.
4393 (ceil<mode>2): Ditto.
4394 (btrunc<mode>2): Ditto.
4395 (nearbyintdf2): Ditto.
4396 (nearbyintsf2): Ditto.
4397 (sse_setccsf): Disable if SSE5.
4398 (sse_setccdf): Ditto.
4399 (sse5_setcc<mode>): New support for SSE5 conditional move.
4400 (sse5_pcmov_<mode>): Ditto.
4402 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4404 (SSEMODEF2P): Ditto.
4405 (ssemodesuffixf4): New mode attribute for SSE5.
4406 (ssemodesuffixf2s): Ditto.
4407 (ssemodesuffixf2c): Ditto.
4408 (sserotatemax): Ditto.
4409 (ssescalarmode): Ditto.
4410 (sse_maskcmpv4sf3): Disable if SSE5.
4411 (sse_maskcmpv2df3): Ditto.
4412 (sse_vmmaskcmpv4sf3): Ditto.
4413 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4414 (sse5_vmfmadd<mode>4): Ditto.
4415 (sse5_fmsub<mode>4): Ditto.
4416 (sse5_vmfmsub<mode>4): Ditto.
4417 (sse5_fnmadd<mode>4): Ditto.
4418 (sse5_vmfnmadd<mode>4): Ditto.
4419 (sse5_fnmsub<mode>4): Ditto.
4420 (sse5_vmfnmsub<mode>4): Ditto.
4421 (sse5i_fmadd<mode>4): Ditto.
4422 (sse5i_fmsub<mode>4): Ditto.
4423 (sse5i_fnmadd<mode>4): Ditto.
4424 (sse5i_fnmsub<mode>4): Ditto.
4425 (sse5i_vmfmadd<mode>4): Ditto.
4426 (sse5i_vmfmsub<mode>4): Ditto.
4427 (sse5i_vmfnmadd<mode>4): Ditto.
4428 (sse5i_vmfnmsub<mode>4): Ditto.
4429 (mulv16qi3): Add SSE5 support.
4431 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4432 (sse2_mulv4si3): Disable if SSE5.
4433 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4434 (sse4_1_roundps): Ditto.
4435 (sse4_1_roundsd): Ditto.
4436 (sse4_1_roundss): Ditto.
4437 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4439 (sse_maskcmpsf3): Ditto.
4440 (sse_vmmaskcmpv4sf3): Ditto.
4441 (sse2_maskcmpv2df3): Ditto.
4442 (sse2_maskcmpdf3): Ditto.
4443 (sse2_vmmaskcmpv2df3): Ditto.
4444 (sse2_eq<mode>3): Ditto.
4445 (sse2_gt<mode>3): Ditto.
4446 (sse5_pcmov_<mode>): Add SSE5 support.
4447 (vec_unpacku_hi_v16qi): Ditto.
4448 (vec_unpacks_hi_v16qi): Ditto.
4449 (vec_unpacku_lo_v16qi): Ditto.
4450 (vec_unpacks_lo_v16qi): Ditto.
4451 (vec_unpacku_hi_v8hi): Ditto.
4452 (vec_unpacks_hi_v8hi): Ditto.
4453 (vec_unpacku_lo_v8hi): Ditto.
4454 (vec_unpacks_lo_v8hi): Ditto.
4455 (vec_unpacku_hi_v4si): Ditto.
4456 (vec_unpacks_hi_v4si): Ditto.
4457 (vec_unpacku_lo_v4si): Ditto.
4458 (vec_unpacks_lo_v4si): Ditto.
4459 (sse5_pmacsww): New SSE5 intrinsic insn.
4460 (sse5_pmacssww): Ditto.
4461 (sse5_pmacsdd): Ditto.
4462 (sse5_pmacssdd): Ditto.
4463 (sse5_pmacssdql): Ditto.
4464 (sse5_pmacssdqh): Ditto.
4465 (sse5_pmacsdqh): Ditto.
4466 (sse5_pmacsswd): Ditto.
4467 (sse5_pmacswd): Ditto.
4468 (sse5_pmadcsswd): Ditto.
4469 (sse5_pmadcswd): Ditto.
4470 (sse5_pcmov_<move>): Conditional move support on SSE5.
4471 (sse5_phaddbw): New SSE5 intrinsic insn.
4472 (sse5_phaddbd): Ditto.
4473 (sse5_phaddbq): Ditto.
4474 (sse5_phaddwd): Ditto.
4475 (sse5_phaddwq): Ditto.
4476 (sse5_phadddq): Ditto.
4477 (sse5_phaddubw): Ditto.
4478 (sse5_phaddubd): Ditto.
4479 (sse5_phaddubq): Ditto.
4480 (sse5_phadduwd): Ditto.
4481 (sse5_phadduwq): Ditto.
4482 (sse5_phaddudq): Ditto.
4483 (sse5_phsubbw): Ditto.
4484 (sse5_phsubwd): Ditto.
4485 (sse5_phsubdq): Ditto.
4486 (sse5_pperm): Ditto.
4487 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4488 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4489 (sse5_pperm_sign_v8hi_v4si): Ditto.
4490 (sse5_pperm_zero_v8hi_v4si): Ditto.
4491 (sse5_pperm_sign_v4si_v2di): Ditto.
4492 (sse5_pperm_sign_v4si_v2di): Ditto.
4493 (sse5_pperm_pack_v2di_v4si): Ditto.
4494 (sse5_pperm_pack_v4si_v8hi): Ditto.
4495 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4496 (sse5_perm<mode>): New SSE5 intrinsic insn.
4497 (rotl<mode>3): Ditto.
4498 (sse5_rotl<mode>3): Ditto.
4499 (sse5_ashl<mode>3): Ditto.
4500 (sse5_lshl<mode>3): Ditto.
4501 (sse5_frcz<mode>2): Ditto.
4502 (sse5s_frcz<mode>2): Ditto.
4503 (sse5_cvtph2ps): Ditto.
4504 (sse5_cvtps2ph): Ditto.
4505 (sse5_vmmaskcmp<mode>3): Ditto.
4506 (sse5_com_tf<mode>3): Ditto.
4507 (sse5_maskcmp<mode>3): Ditto.
4508 (sse5_maskcmp_uns<mode>3): Ditto.
4509 (sse5_maskcmp_uns2<mode>3): Ditto.
4510 (sse5_pcom_tf<mode>3): Ditto.
4512 * config/i386/predicates.md (sse5_comparison_float_operator):
4513 New predicate to match the comparison operators supported by
4514 the SSE5 com instruction.
4515 (ix86_comparison_int_operator): New predicate to match just the
4516 signed int comparisons.
4517 (ix86_comparison_uns_operator): New predicate to match just the
4518 unsigned int comparisons.
4520 * doc/invoke.texi (-msse5): Add documentation.
4521 (-mfused-madd): Ditto.
4523 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4525 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4527 (x86_64-*-*): Ditto.
4529 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4531 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4532 intrinisics for SSE5.
4534 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4537 * config/i386/mmintrin-common.h: New file, to contain common
4538 instructions between SSE4.1 and SSE5.
4540 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4541 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4542 (gen_regparm_prefix): Ditto.
4544 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4545 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4546 prototype_p to determine if a function is prototyped.
4548 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4550 * c-common.c (c_common_reswords) add the alignof keyword,
4551 with same RID as __alignof and __alignof__
4553 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4555 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4556 * hooks.c (hook_bool_const_int_const_int_true): New function.
4557 * target.h (struct gcc_target): Add can_eliminate field.
4558 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4559 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4560 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4561 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4562 (elim_table): Revise comment.
4563 * system.h (CAN_ELIMINATE): Poison.
4564 * defaults.h (CAN_ELIMINATE): Remove.
4565 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4567 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4568 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4570 (alpha_vms_can_eliminate): Declare as static, change return type to
4572 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4574 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4575 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4576 (arm_can_eliminate): New function.
4578 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4579 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4580 (avr_can_eliminate): Declare as static.
4581 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4583 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4584 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4585 (bfin_can_eliminate): New function.
4587 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4588 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4589 (crx_can_eliminate): New function.
4591 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4592 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4593 (fr30_can_eliminate): New function.
4595 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4596 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4597 (frv_can_eliminate): New function.
4599 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4600 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4601 (h8300_can_eliminate): New function.
4603 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4604 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4605 (i386_can_eliminate): Declare as static, change return type to bool.
4606 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4608 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4609 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4610 (ia64_can_eliminate): New function.
4612 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4613 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4614 (iq2000_can_eliminate): New function.
4616 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4617 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4618 (m32r_can_eliminate): New function.
4620 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4621 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4622 (m68hc11_can_eliminate): New function.
4624 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4625 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4626 (m68k_can_eliminate): New function.
4628 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4629 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4630 (mep_can_eliminate): New function.
4632 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4633 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4634 (mips_can_eliminate): New function.
4636 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4637 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4638 (rs6000_can_eliminate): New function.
4640 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4641 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4642 (s390_can_eliminate): Declare as static.
4643 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4645 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4646 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4647 (score_can_eliminate): New function.
4649 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4650 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4651 (sparc_can_eliminate): Declare as static.
4652 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4654 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4655 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4656 (xstormy16_can_eliminate): New function.
4658 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4659 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4660 (v850_can_eliminate): New function.
4662 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4664 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4665 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4666 (*movdfcc_ext[1234]): Disable for IEEE mode.
4668 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4670 * gimplify.c (prepare_gimple_addressable): New static function.
4671 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4673 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4674 manually fiddling with it.
4676 2009-08-25 Michael Matz <matz@suse.de>
4678 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4679 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4681 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4682 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4683 (do_jump): Split out code for simple binary comparisons into ...
4684 (do_jump_1): ... this, taking the individual operands and code.
4685 Change callers to helper function above accordingly.
4686 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4689 2009-08-25 Michael Matz <matz@suse.de>
4691 * expr.h (struct separate_ops, sepops): New type for passing
4692 around an exploded simple expression.
4693 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4694 Use this structure instead of expression tree.
4695 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4696 expression, only its type.
4697 (expand_vec_cond_expr): Take type and individual operands instead
4699 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4700 expand_vec_shift_expr): Change prototype accordingly.
4701 * tree-vect-stmts.c (vectorizable_condition): Change call of
4702 expand_vec_cond_expr_p to pass only type.
4703 * expr.c (do_store_flags): Change prototype and implementation
4704 to take an exploded expression.
4705 (expand_expr_real_1): New local ops initialized with details
4706 of the full expression. Use it instead of full
4707 expression in calls to do_store_flags, expand_vec_cond_expr,
4708 expand_widen_pattern_expr and expand_vec_shift_expr.
4710 2009-08-25 Michael Matz <matz@suse.de>
4712 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4713 treeop2 initialized with first three operands of the full expression.
4714 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4716 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4718 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4719 (__gthread_objc_condition_allocate): Mark arguments as unused.
4720 (__gthread_objc_condition_deallocate): Likewise.
4721 (__gthread_objc_condition_wait): Likewise.
4722 (__gthread_objc_condition_broadcast): Likewise.
4723 (__gthread_objc_condition_signal): Likewise.
4724 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4725 (__gthread_objc_thread_id): Likewise.
4727 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4730 * tree-pretty-print.c (print_call_name): Print the correct call name
4731 for procedure pointer components.
4733 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4735 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4736 default_promote_function_mode when not VMS.
4738 2009-08-24 Olivier Hainque <hainque@adacore.com>
4740 * convert.c (convert_to_integer): Don't assume an input pointer is
4741 POINTER_SIZE wide. Fetch from the type instead.
4743 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4745 * configure.ac (AC_PREREQ): Bump to 2.64.
4747 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4749 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4750 (process_command): Don't search standard_exec_prefix_1 and
4751 standard_exec_prefix_2.
4753 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4755 * config/arm/arm.c (output_return_instruction): Handle for
4758 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4760 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4762 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4764 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4765 (*arm_movdf_vfp): Likewise.
4767 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4769 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4770 (vashr<mode>3): Rename from ashr<mode>3.
4771 (vlshr<mode>3): Rename from lshr<mode>3.
4773 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4776 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4777 (check_format_info_main): Use scalar_identify_flag.
4778 (check_format_types): Check for scalar size identity if
4779 scalar_identify_flag is set.
4780 (printf_length_specs): Extend by new field.
4781 (asm_fprintf_length_specs): Likewise.
4782 (gcc_diag_length_specs): Likewise.
4783 (scanf_length_specs): Likewise.
4784 (strfmon_length_specs): Likewise.
4785 (gcc_gfc_length_specs): Likewise.
4786 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4787 (ms_printf_flag_specs): Likewise.
4788 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4790 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4793 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4794 (*call_value_pop_1): Ditto.
4795 (*sibcall_pop_1): New insn pattern.
4796 (*sibcall_value_pop_1): Ditto.
4798 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4801 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4804 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4807 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4808 (get_reg_use_in): New function.
4809 (forward_propagate_subreg): Propagate through subreg of zero_extend
4812 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4814 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4815 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4817 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4819 * configure.ac: Remove --with-datarootdir, --with-docdir,
4820 --with-htmldir switches. No need to call AC_SUBST for
4821 datarootdir, docdir, htmldir any more.
4822 * configure: Regenerate.
4823 * doc/install.texi (Configuration): Document --datarootdir,
4824 --docdir, --htmldir, --pdfdir; update documentation for
4825 --infodir, --mandir.
4826 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4829 * aclocal.m4: Regenerate.
4830 * config.in: Regenerate.
4831 * configure: Regenerate.
4833 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4834 Olivier Hainque <hainque@adacore.com>
4836 * config/ia64/ia64.c: Include libfuncs.h.
4837 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4838 (ia64_expand_call): Use reg 25 on VMS.
4839 (ia64_initialize_trampoline): Fix for VMS ABI.
4840 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4841 (ia64_function_arg): Initialize reg 25 on VMS.
4842 Fix OpenVMS ABI issues for varargs.
4843 For OpenVMS, emit the Argument Information register set in the
4844 incoming/sibcall case as well.
4845 (ia64_arg_type): New function.
4846 (ia64_function_arg_advance): Keep track of cum->words.
4847 Fix OpenVMS ABI issues for varargs.
4848 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4849 (ia64_override_options): Set flag_no_common on VMS.
4850 (ia64_init_builtins): Disable FWRITE builtin.
4851 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4852 (ia64_vms_init_libfuncs): Add decc$ routines.
4853 (ia64_vms_valid_pointer_mode): New function.
4854 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4855 (ia64_promote_function_mode): New function
4856 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4857 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4858 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4859 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4860 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4861 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4862 Suppress trailing '#' if VALUE is numeric.
4863 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4864 ia64_promote_function_mode.
4865 (TARGET_VALID_POINTER_MODE): Define.
4867 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4870 * config/rs6000/rs6000.c (rs6000_override_options): Use
4871 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4874 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4875 reporting of vector + decimal/boolean/complex error.
4877 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4879 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4880 __vector double TYPE_DECL.
4882 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4884 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4885 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4886 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4887 to pointer to enum machine_mode. Update all callers as needed.
4889 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4891 * config/alpha/alpha.md (exception_receiver): Emit alternative
4892 GP load sequence if flag_reorder_blocks_and_partition is set.
4893 (*exception_receiver_2): Also enable when
4894 flag_reorder_blocks_and_partition is set.
4896 2009-08-20 Matt Rice <ratmice@gmail.com>
4897 Diego Novillo <dnovillo@google.com>
4899 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4902 2009-08-20 Richard Guenther <rguenther@suse.de>
4904 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4905 * c-tree.h (c_dup_lang_specific_decl): Remove.
4906 (struct lang_decl, struct lang_type): Move definitions ...
4907 * c-lang.h: ... here. New file.
4908 * c-decl.c: Include c-lang.h.
4909 (c_dup_lang_specific_decl): Remove.
4910 * c-typeck.c: Include c-lang.h.
4911 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4912 (c-typeck.o): Likewise.
4913 * c-config-lang.in (gtfiles): Add c-lang.h.
4914 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4917 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4919 * config/alpha/alpha.c (alpha_end_function): Do not clear
4920 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4921 this is now handled in generic code.
4923 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4925 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4926 (s390_z10_fix_long_loop_prediction): New function.
4927 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4928 (s390_reorg): Walk over the INSNs and invoke
4929 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4931 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4933 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4934 "*brx_64bit", "*brx_31bit"): New patterns.
4935 * config/s390/s390.c ('E'): New output modifier.
4937 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4938 Richard Earnshaw <richard.earnshaw@arm.com>
4940 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4941 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4943 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4945 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4947 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4948 for mode mode of operand0 when doing secondary reload for SAR.
4950 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4953 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4954 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4956 2009-08-19 Jason Merrill <jason@redhat.com>
4958 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4959 supported template depth in C++0x.
4961 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4963 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4964 free_after_compilation.
4965 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4966 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4967 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4968 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4969 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4970 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4971 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4973 2009-08-19 Ian Lance Taylor <iant@google.com>
4975 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4976 of (plus (mult (neg B) C) A).
4978 2009-08-18 Michael Matz <matz@suse.de>
4980 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4981 instead of comparing TYPE_MAIN_VARIANT for equality.
4982 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4983 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4984 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4985 * gimplify.c (goa_lhs_expr_p): Ditto and use
4986 STRIP_USELESS_TYPE_CONVERSION.
4988 2009-08-18 Michael Matz <matz@suse.de>
4990 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4991 first field in a struct.
4992 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4994 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4996 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4997 locators before emit_insn is called. Remove assert that
4999 (alpha_end_function): Clear crtl->emit structure and free insn
5000 locators if cfun->is_thunk is true.
5002 2009-08-18 Jason Merrill <jason@redhat.com>
5004 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5006 * configure.ac: Test for it.
5007 * configure, config.in: Regenerate.
5008 * doc/install.texi: Document --enable-gnu-unique-object.
5010 2009-08-18 Richard Guenther <rguenther@suse.de>
5013 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5014 pow(x,y*z) only if x is nonnegative.
5016 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5018 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5022 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5023 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5025 2009-08-17 DJ Delorie <dj@redhat.com>
5027 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5028 * config/m32c/prologue.md (epilogue_freit): New.
5030 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5031 (bank_switch_p): Likewise.
5032 (fast_interrupt_p): Likewise.
5033 (interrupt_p): Likewise.
5034 (m32c_conditional_register_usage): Round memregs size up.
5035 (need_to_save): We only need to save $a0 when we use ENTER.
5036 (interrupt_p): Check for fast_interrupt too.
5037 (bank_switch_p): New.
5038 (fast_interrupt_p): New.
5039 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5040 (m32c_emit_prolog): Support bank switching and fast interrupts.
5041 * doc/extend.texi (Function Attributes): Add bank_switch and
5044 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5046 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5047 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5049 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5051 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5052 (menu): Add IA-64/VMS Options.
5053 (IA-64/VMS Options): Likewise.
5055 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5058 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5060 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5062 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5063 (mips_pop_asm_switch): Likewise.
5064 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5066 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5067 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5068 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5069 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5070 instead of set_noreorder.
5071 (mips_output_function_prologue): Use the new functions.
5072 (mips_output_function_epilogue): Likewise.
5073 (mips_need_noat_wrapper_p): New function, split out from...
5074 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5075 Use mips_push_asm_switch and mips_pop_asm_switch.
5076 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5077 and mips_pop_asm_switch.
5078 (ASM_OUTPUT_REG_POP): Likewise.
5079 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5080 Use mips_pop_asm_switch.
5081 (mips_asm_switch): New structure.
5082 (set_noreorder, set_nomacro): Replace with...
5083 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5084 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5085 instead of set_nomacro.
5086 (fix_truncsfsi2_macro): Likewise.
5087 (cprestore): Likewise.
5088 (hazard): Use mips_noreorder instead of set_noreorder.
5089 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5091 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5093 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5094 from prev_active_insn.
5096 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5098 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5099 * config/avr/avr.c (avr_override_options): Initialize
5100 avr_current_arch variable.
5101 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5102 __AVR_HAVE_16BIT_SP__ according to the device type.
5103 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5105 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5106 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5108 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5111 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5112 generating inlined subroutine die only. We shouldn't be
5113 called for anything else.
5114 (gen_block_die): Don't generate inline subroutine debug info for
5117 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5119 * graphite-poly.c (print_pbb): Print PBB index.
5121 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5124 * graphite-interchange.c (ppl_max_for_le): Moved...
5125 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5126 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5127 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5128 * graphite-ppl.h (ppl_max_for_le): Declared.
5130 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5132 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5133 supported on all platforms.
5134 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5135 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5136 * c-pragma.c: Likewise.
5137 * target-def.h (TARGET_INITIALIZER): Remove
5138 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5139 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5141 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5143 * config/ia64/fde-vms.c: New file.
5144 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5145 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5146 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5147 (uw_frame_state_for): Only register a personality routine if it is
5148 known to be compatible with our expectations.
5149 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5150 Declare unw_table_entry stack variable and
5151 mod all calls to _Unwind_FindTableEntry to add arg.
5152 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5153 (_Unwind_FindTableEntry): Add arg to prototype.
5155 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5157 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5158 field 'signal_pfs_loc'.
5159 (uw_frame_state_for): Remove duplicate code dealing with leaf
5160 procedures without unwind info.
5161 If in the frame after unwinding through a signal handler, restore
5162 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5163 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5164 'pfs_loc' to the AR.PFS location in the signal context; instead
5165 set 'signal_pfs_loc'.
5166 Manually generate the unwind info for the AR.PFS register.
5167 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5168 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5169 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5170 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5171 instead set 'signal_pfs_loc'.
5172 Remove code preventing the AR.PFS register from being restored
5173 from the signal context.
5175 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5176 Tristan Gingold <gingold@adacore.com>
5178 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5179 * config/ia64/t-vms: New file.
5180 * config/ia64/vms64.h: New file.
5181 * config/ia64/vms.h: New file.
5182 * config/ia64/vms-crtinit.asm: New file.
5183 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5184 * config/ia64/vms-unwind.h: New file.
5186 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5188 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5191 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5194 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5196 * real.h (do_mpc_arg2): ... here.
5197 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5200 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5202 * final.c (add_debug_prefix_map): Don't use GC memory for
5203 old_prefix and new_prefix.
5205 2009-08-14 Richard Guenther <rguenther@suse.de>
5207 * ipa-prop.c (compute_complex_pass_through): If we cannot
5208 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5210 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5212 * c-lex.c (c_lex_with_flags): Increase size of local variable
5213 to avoid memory clobber.
5215 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5218 * config/i386/i386.c (ix86_fp_comparison_strategy):
5219 Only enable/disable sahf at function granularity.
5221 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5223 PR rtl-optimization/41064
5224 * reload1.c (reload_as_needed): Don't call extract_insn
5225 for known invalid replacements after calling
5226 validate_replace_rtx_group and verify_changes.
5228 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5231 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5232 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5233 ix86_expand_fp_vcond.
5234 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5235 Assert that operation is supported by ix86_expand_int_vcond.
5236 (vcondu<SSEMODE124C8:mode>): Ditto.
5238 2009-08-13 DJ Delorie <dj@redhat.com>
5240 * config/i386/djgpp-stdint.h: New.
5241 * config.gcc (djgpp): Use it.
5243 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5245 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5246 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5248 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5250 * tree-ssa-loop-prefetch.c
5251 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5252 for long-stride pruning.
5253 (compute_miss_rate): New function to compute the probability
5254 that two memory references access different cache lines.
5256 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5258 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5260 2009-08-13 Richard Guenther <rguenther@suse.de>
5263 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5264 use the constant pointer type.
5265 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5266 of CV qualifiers on the target pointer type.
5267 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5268 conversion check before restrict check.
5270 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5273 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5275 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5277 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5279 2009-08-12 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/41011
5282 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5283 and reference constructing.
5285 2009-08-12 Xinliang David Li <davidxl@google.com>
5287 PR tree-optimization/41012
5288 * tree-flow.h : New external interface.
5289 * gimple-low.c (check_call_arg): Change to public function.
5290 Remove argument mismatch check in lowering.
5291 * tree-inline.h (tree_can_inline_p): Interface change.
5292 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5294 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5295 Call change to tree_can_inline_p function.
5296 (cgraph_decide_inlining_incrementally): Ditto.
5298 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5300 PR tree-optimization/41031
5301 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5302 on the partition variable rather than promote_mode on the source
5303 type. Assert that the partition variable's type has the same
5304 mode as the source value's.
5306 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5308 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5309 for for_return == 2.
5310 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5312 * calls.c (expand_call): Fix typo.
5313 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5315 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5317 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5318 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5319 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5320 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5322 2009-08-12 Andrew Haley <aph@redhat.com>
5324 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5326 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5329 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5331 2009-08-12 Richard Guenther <rguenther@suse.de>
5333 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5334 * gimplify.c (gimplify_modify_expr): Do not use
5335 lang_hooks.types_compatible_p.
5336 * tree-ssa.c (useless_type_conversion_p): For aggregates
5337 just return false if the canonical types differ.
5339 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5342 * sese.c (convert_for_phi_arg): New.
5343 (add_guard_exit_phis): Use convert_for_phi_arg.
5345 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5347 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5348 unknown subscript upper bounds.
5350 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5351 Pranav Garg <pranav.garg2107@gmail.com>
5353 * graphite-interchange.c (gather_access_strides): Removed.
5354 (ppl_max_for_le): New.
5355 (build_linearized_memory_access): New.
5356 (memory_stride_in_loop): New.
5357 (pbb_interchange_profitable_p): Reimplemented.
5358 * graphite-ppl.h (ppl_new_id_map): New.
5359 (ppl_interchange): New.
5361 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5363 * graphite-interchange.c (compute_subscript): Removed.
5364 (compute_array_size_cstr): Removed.
5365 (compute_array_size_poly): Removed.
5366 (compute_array_size): Removed.
5367 (gather_access_strides_poly): Removed.
5368 (gather_access_strides): Empty.
5370 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5372 * graphite-dependences.c (dependence_polyhedron_1): Replace
5373 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5374 (graphite_legal_transform_dr): Same.
5375 (graphite_carried_dependence_level_k): Same.
5376 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5377 Initialize PDR_NB_SUBSCRIPTS.
5378 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5380 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5381 (PDR_NB_SUBSCRIPTS): New.
5382 (pdr_nb_subscripts): Removed.
5383 (pdr_dim): Simplified.
5384 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5385 with PDR_NB_SUBSCRIPTS.
5387 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5389 * graphite-interchange.c (compute_array_size): Remove use of
5391 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5392 Do not initialize PDR_DATA_CONTAINER.
5393 (print_pdr): Do not print PDR_DATA_CONTAINER.
5394 * graphite-poly.h (struct poly_dr): Remove data_container field.
5395 (PDR_DATA_CONTAINER): Removed.
5396 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5398 (build_poly_dr): Same.
5400 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5401 Sebastian Pop <sebastian.pop@amd.com>
5403 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5404 copy of the dependence polyhedron. Free the temporary objects.
5405 (graphite_carried_dependence_level_k): Free unused objects before
5408 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5409 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5410 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5411 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5412 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5414 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5416 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5417 Early return without analyzing the data dependences if no
5418 transform has been done. Call restore_scattering if the transform
5420 (graphite-interchange.c): Same.
5421 * graphite-poly.c (print_scattering_function): Test for
5423 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5424 (apply_poly_transforms): Do not gcc_assert that
5425 the transform is legal.
5426 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5427 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5428 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5429 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5430 * graphite-poly.h (struct poly_scattering): New.
5431 (struct poly_bb): Add original, transformed, and saved fields.
5432 Remove transformed_scattering, original_scattering,
5433 nb_local_variables and nb_scattering_transform fields.
5434 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5435 (poly_scattering_new): New.
5436 (poly_scattering_free): New.
5437 (poly_scattering_copy): New.
5438 (store_scattering_pbb): New.
5439 (store_scattering): New.
5440 (restore_scattering_pbb): New.
5441 (restore_scattering): New.
5442 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5443 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5445 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5447 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5450 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5452 * Makefile.in (graphite.o): Depends on PREDICT_H.
5453 * graphite.c: Include predict.h.
5454 (graphite_finalize): Call tree_estimate_probability.
5455 * predict.c (predict_loops): Do not call scev_initialize and
5457 (tree_estimate_probability_bb): New.
5458 (tree_estimate_probability): Do not initialize loops: move that
5459 code to the driver. Call tree_estimate_probability_bb.
5460 (tree_estimate_probability_driver): New.
5461 (pass_profile): Use tree_estimate_probability_driver.
5462 * predict.h (tree_estimate_probability): Declared.
5464 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5466 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5467 * graphite-dependences.c (graphite_legal_transform): Add time to
5468 TV_GRAPHITE_DATA_DEPS.
5469 (dependency_between_pbbs_p): Same.
5470 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5472 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5474 PR rtl-optimization/41033
5475 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5476 aliasing is disabled.
5478 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5480 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5481 si_mask_operand, and_load_operand, low_bitmask_operand,
5482 and_reg_operand, and_operand): New predicates.
5483 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5484 * config/mips/mips.c (and_operands_ok): New function.
5485 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5486 * config/mips/mips.md (move_type): Add ext_ins and logical.
5487 (type): Handle them.
5488 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5489 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5490 shift_shift. Remove commutative constraint modifier.
5491 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5493 (*clear_upper32_dext): Remove define_insn_and_split.
5494 (*clear_upper32): Turn this define_insn_and_split ...
5495 (splitter for ANDing register with 0xffff_ffff): .. into this.
5497 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5499 * combine.c (try_widen_shift_mode): Factor out code to check if an
5500 integer constant is a low-order bitmask from here ...
5501 * rtlanal.c (low_bitmask_len): ... to here.
5502 * rtl.h (low_bitmask_len): Declare.
5504 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5507 * config/alpha/alpha.md (addsi3): Remove expander.
5508 (addsi3): Rename from *addsi3_internal insn pattern.
5509 (subsi3): Remove expander.
5510 (subsi3): Rename from *subsi3_internal insn pattern.
5512 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5514 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5517 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5518 Eric Botcazou <botcazou@adacore.com>
5519 Douglas B Rupp <rupp@gnat.com>
5521 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5522 that records that fit in 64 bits are returned by immediate value,
5523 as required by OpenVMS Calling Standard.
5524 (function_value): Adjust for above modification.
5525 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5526 virtual_incoming_args_rtx as base object, not next_arg.
5527 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5529 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5531 * reload.c (find_reloads_subreg_address): Check the original
5532 req_equiv_mem address to detect the case where an address is
5533 not valid in the outer mode.
5535 2009-08-11 Richard Guenther <rguenther@suse.de>
5538 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5540 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5542 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5543 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5545 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5546 Douglas B Rupp <rupp@gnat.com>
5548 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5549 PT_STACK when frame_pointer_needed on OpenVMS.
5550 (alpha_pv_save_size, alpha_using_fp): Remove.
5551 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5552 with proper processing for PT_NULL.
5553 (alpha_vms_initial_elimination_offset): New function. Support for
5554 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5555 (alpha_sa_size): Force procedure type to PT_STACK when
5556 frame_pointer_needed on OpenVMS.
5557 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5558 (alpha_using_fp): Likewise.
5559 (alpha_vms_can_eliminate): Add prototype.
5560 (alpha_vms_initial_elimination_offset): Likewise.
5561 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5562 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5564 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5565 Douglas B Rupp <rupp@gnat.com>
5567 * config/alpha/alpha.c (common_object_handler): New function.
5568 (vms_attribute_table): Declare a single attribute "common_object".
5569 (vms_output_aligned_decl_common): New global function.
5570 (SECTION_VMS_OVERLAY): Delete.
5571 (SECTION_VMS_GLOBAL): Likewise.
5572 (SECTION_VMS_INITIALIZE): Likewise.
5573 (vms_asm_named_section): Remove support for above flags.
5574 (vms_section_type_flags): Delete.
5575 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5576 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5577 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5578 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5580 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5583 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5584 (sub_ddmmss): Likewise.
5586 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5589 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5592 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5595 * reload1.c (reload_as_needed): Use cancel_changes to completely
5596 undo a failed replacement attempt.
5598 2009-08-10 Richard Guenther <rguenther@suse.de>
5601 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5602 (useless_type_conversion_p): ... here. Require pointer targets
5605 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5608 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5609 loose the original type of the statement list.
5611 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5613 * config/alpha/alpha.c: Include libfuncs.h
5614 (avms_asm_output_extern): New function.
5615 (alpha_init_libfuncs): Init some decc libfuncs.
5616 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5617 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5618 (DO_CRTL_NAMES): Define.
5620 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5621 (LONG_TYPE_SIZE): Define.
5622 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5623 (SUBTARGET_SWITCHES): Define malloc64 switch.
5624 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5625 (MASK_RETURN_ADDR): Define.
5626 doc/invoke.texi (mmalloc64): Document switch.
5628 2009-08-09 Olivier Hainque <hainque@adacore.com>
5629 Douglas B Rupp <rupp@gnat.com>
5631 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5632 uses_condition_handler.
5633 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5634 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5635 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5636 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5637 (code_for_builtin): New insn codes for the new alpha_builtins.
5638 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5639 (alpha_sa_size): Account for uses_condition_handler.
5640 (alpha_expand_prologue): Likewise.
5641 (alpha_start_function): Likewise.
5642 (alpha_expand_epilogue): Likewise.
5643 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5644 establish/revert expanders.
5645 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5646 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5647 New expander, resorting to the alpha.c associated function.
5648 (builtin_revert_vms_condition_handler): Likewise.
5649 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5650 __gcc_shell_handler, the static VMS condition handler used as
5651 an indirection wrapper to the current dynamically established
5653 * config/alpha/vms-unwind.h: Complete rewrite.
5654 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5655 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5657 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5658 Douglas B Rupp <rupp@gnat.com>
5660 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5661 (alpha_need_linkage): Handle aliases. Return function symbol.
5662 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5663 Use ultimate alias target for the linkage name.
5664 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5665 by alpha_need_linkage for the function symbol.
5666 (setmemdi): Likewise.
5668 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5670 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5671 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5672 (ASM_WEAKEN_LABEL): Define.
5673 (CRT_CALL_STATIC_FUNCTION): Define.
5674 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5675 (ENDFILE_SPEC): Define.
5676 (INIT_SECTION_ASM_OP): Define.
5677 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5678 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5680 (MULTILIB_OSDIRNAMES): Define.
5681 (shlib_version): Define.
5682 (SHLIB_EXT): Define.
5683 (SHLIB_OBJS): Define.
5684 (SHLIB_NAME): Define.
5685 (SHLIB_MULTILIB): Define.
5686 (SHLIB_INSTALL): Define.
5687 (SHLIB_SYMVEC): Define.
5688 (SHLIB_SYMVECX2): Define.
5689 (SHLIB_LINK): Define.
5691 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5693 * config/alpha/alpha.c (alpha_initialize_trampoline):
5694 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5695 (alpha_start_function): Emit transfer address on nested functions
5696 for VMS trampoline call.
5697 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5698 since no longer used.
5699 * config/alpha/vms-tramp.asm: Remove.
5700 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5701 since now only data initialized at runtime.
5703 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5705 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5706 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5707 (MD_EXEC_PREFIX): Remove, no longer used.
5708 (MD_STARTFILE_PREFIX): Likewise.
5709 (INCLUDE_DEFAULTS): Likewise.
5710 * config/alpha/t-vms:
5711 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5713 2009-08-09 Richard Guenther <rguenther@suse.de>
5715 PR tree-optimization/41016
5716 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5717 (operand_precision): Remove.
5718 (integral_operand_p): Likewise.
5719 (recognize_single_bit_test): Adjust.
5721 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5723 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5724 operation overflows. Likewise non-cast unary arithmetic.
5725 If one arm of a conditional expression is always taken,
5726 inhibit evaluation warnings for the other arm. Likewise inhibit
5727 evaluation warnings for the second && or || operand if the first
5728 operand is enough to determine the result.
5729 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5731 (build_binary_op): Prevent duplicate evaluation warnings.
5733 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5735 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5736 and destination have different modes, Use promote_mode to
5737 determine the signedness of the conversion. Assert that the
5738 promoted source mode matches the destination mode. Don't pass
5739 the destination and destination mode to expand_expr if the source
5740 mode is different. Simplify conversion logic.
5742 2009-08-09 Ira Rosen <irar@il.ibm.com>
5744 PR tree-optimization/41008
5745 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5746 from condition only in case it's a comparison. Adjust checks.
5748 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5750 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5751 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5752 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5753 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5754 (dump_cand): Handle them.
5755 (struct iv_cand): New members COST_STEP and AINC_USE.
5756 (stmt_after_increment): Likewise.
5757 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5758 callers changed. Use gimple_uid comparison instead of scanning.
5759 (add_candidate_1): When looking for identical candidates, take
5760 AINC_USE into account. Set it for new candidates.
5761 (force_expr_to_var_cost): Cast target_spill_cost to int.
5762 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5763 All callers changed. Check for availability of autoinc addressing
5764 modes, both in general for a given mode, and in the specific use case.
5765 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5767 (get_computation_cost): Likewise.
5768 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5769 add_autoinc_candidates): New static functions.
5770 (add_candidate): Call add_autoinc_candidates for candidates based on
5772 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5773 (determine_use_iv_cost_address): If we have an autoinc candidate at
5774 the matching use, verify autoinc is possible and subtract the cost
5775 of the candidate's step from the cost.
5776 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5777 member of the candidate.
5778 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5779 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5781 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5783 * config.build (ia64-hp-*vms*): New target.
5784 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5786 * config.gcc (ia64-hp-*vms*): New target.
5787 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5789 * config.host (ia64-hp-*vms*): New target.
5790 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5793 2009-08-08 Richard Guenther <rguenther@suse.de>
5795 PR tree-optimization/40991
5796 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5798 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5800 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5801 mode check. Do truncations in an integer mode.
5802 (force_to_mode): Handle subregs for all mode types. Only do
5803 arithmetic simplifications on integer modes.
5805 2009-08-07 Richard Guenther <rguenther@suse.de>
5807 PR tree-optimization/40999
5808 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5809 (maybe_fold_reference): Lookup constant initializers.
5810 (fold_gimple_assign): Likewise.
5812 2009-08-07 Richard Guenther <rguenther@suse.de>
5814 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5815 that require structural equality defer to the langhook.
5817 2009-08-07 Martin Jambor <mjambor@suse.cz>
5819 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5821 (struct ipa_pass_through_data): New type.
5822 (struct ipa_ancestor_jf_data): New type.
5823 (union jump_func_value): Removed field formal_id, added fields
5824 pass_through and ancestor.
5825 (struct ipa_param_call_note): Changed type of formal_id to int from
5827 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5828 operations jump functions and ancestor jump functions.
5829 (compute_complex_pass_through): New function.
5830 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5831 reflect changes in the jump function strucutre.
5832 (update_jump_functions_after_inlining): Ignore complex pass-through
5833 and ancestor jump functions.
5834 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5835 polynomial pass-through with operation jump functions.
5837 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5839 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5840 fde->dw_fde_begin as begin label instead of hot/cold label.
5841 Use LLSDAC label instead of LLSDA for second section lsda.
5842 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5843 label instead of LLSDA if it is true.
5844 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5846 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5847 SECTION argument. Use it as index into crtl->eh.call_site_record
5849 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5850 use it to determine how to print table entries instead of using
5851 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5852 label instead of normal begin label as base.
5853 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5854 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5855 ensure no EH range spans between sections and that landing pads
5856 are always in the corresponding section.
5857 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5858 for crtl->eh.call_site_record being an array rather than scalar.
5859 (output_one_function_exception_table): New function, copied
5860 from output_function_exception_table. Adjust
5861 dw2_size_of_call_site_table, dw2_output_call_site_table
5862 callers. For SECOND section use *C suffixed labels.
5863 (output_function_exception_table): Call
5864 output_one_function_exception_table and, when doing hot/cold
5865 partitioning, also another time for the second section.
5866 * opts.c: Include except.h.
5867 (decode_options): Allow -freorder-blocks-and-partition with
5868 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5869 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5870 * function.h (struct rtl_eh): Change call_site_record from
5871 scalar into array of 2 elements.
5873 2009-08-07 Martin Jambor <mjambor@suse.cz>
5875 * ipa-prop.c (count_formal_params_1): New function.
5876 (ipa_get_vector_of_formal_parms): New function.
5877 (get_vector_of_formal_parm_types): New function.
5878 (ipa_modify_formal_parameters): New function.
5879 (ipa_modify_call_arguments): New function.
5880 (index_in_adjustments_multiple_times_p): New function.
5881 (ipa_combine_adjustments): New function.
5882 (ipa_dump_param_adjustments): New function.
5883 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5884 (ipa_get_vector_of_formal_parms): Declare.
5885 (ipa_modify_formal_parameters): Declare.
5886 (ipa_modify_call_arguments): Declare.
5887 (ipa_combine_adjustments): Declare.
5888 (ipa_dump_param_adjustments): Declare.
5889 (build_ref_for_offset): Declare.
5890 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5891 * tree-sra.c: Include ipa-prop.c.
5892 (build_ref_for_offset): Make public.
5894 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5896 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5898 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5900 * gcc/doc/extend.texi (__builtin_extract_return_address)
5901 (__builtin_frob_return_address): Document.
5903 2009-08-06 Paul Brook <paul@codesourcery.com>
5905 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5906 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5907 implementation on ARMv6-M.
5909 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5911 * doc/extend.texi (pcs): Document new attribute for ARM.
5913 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5915 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5918 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5920 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5923 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5925 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5927 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5929 Merge ARM/hard_vfp_branch to trunk.
5931 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5933 * arm.c (libcall_eq): New function.
5934 (libcall_hash): New function.
5935 (add_libcall): New function.
5936 (arm_libcall_uses_aapcs_base): New function.
5937 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5938 libcalls using the base PCS.
5939 (arm_init_cumulative_args): Likewise.
5941 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5943 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5944 Use base ABI for conversion libfuncs between HFmode and SFmode.
5946 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5948 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5949 V4SImode as representatives of all 64-bit and 128-bit vector
5950 types. Allow vector types without vector modes.
5951 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5952 without vector modes like BLKmode.
5953 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5954 BLKmode. Avoid unsupported vector modes or TImode moves for
5956 (aapcs_vfp_allocate_return_reg): Likewise.
5957 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5958 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5960 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5962 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5963 (arm_get_pcs_model): Pass attribute arguments to
5964 arm_pcs_from_attribute.
5965 (arm_init_cumulative_args): Use base AAPCS for conversions from
5966 floating-point types to DImode.
5967 (arm_attribute_table): Add pcs attribute.
5968 (arm_handle_pcs_attribute): New.
5969 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5970 conversions from floating-point types to DImode, also declare them
5971 to use base AAPCS and declare functions they call to use base
5972 AAPCS and their RTABI names.
5974 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5976 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5977 -mfloat-abi=hard not being supported for VFP.
5979 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5981 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5982 SYMBOL_REF to hard_libcall_value.
5984 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5985 Richard Earnshaw <rearnsha@arm.com>
5987 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5988 has been put on the stack, all remaining co-processory arguments for
5989 that co-processor also go on the stack.
5991 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5993 * config/arm/arm.c (arm_return_in_memory): Handle returning
5994 vectors of suitable size in registers also for AAPCS case.
5996 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5998 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6000 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6002 ARM Hard-VFP calling convention
6003 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6004 * target.h (gcc_target): Add libcall_value to table of call hooks.
6005 * targhooks.h (default_libcall_value): Default implementation.
6006 * targhooks.c (default_libcall_value): Likewise.
6007 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6008 * optabs.c (expand_unop): Use it.
6009 * expr.h (hard_libcall_value): Pass the function RTX through.
6010 * calls.c (emit_library_call_value_1): Update call to
6012 * explow.c (hard_libcall_value): Use new target hook.
6013 * testsuite/lib/target-supports.exp
6014 (check_effective_target_arm_hard_vfp_ok): New hook.
6015 (check_effective_target_arm_neon_ok): Improve test for neon
6017 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6018 * config/arm/arm.c: Include cgraph.h
6019 (TARGET_FUNCTION_VALUE): Override default hook.
6020 (arm_pcs_default): New variable.
6021 (arm_override_options): Don't fault hard calling convention with VFP.
6022 Add support for AAPCS variants.
6023 (arm_function_value): Make static. Handle AAPCS variants.
6024 (arm_libcall_value): New function.
6025 (arm_apply_result_size): Handle VFP registers in results.
6026 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6028 (pcs_attribute_args): New variable.
6029 (arm_pcs_from_attribute): New function.
6030 (arm_get_pcs_model): New function.
6031 (aapcs_vfp_cum_init): New function.
6032 (aapcs_vfp_sub_candidate): New function.
6033 (aapcs_vfp_is_return_candidate): New function.
6034 (aapcs_vfp_is_call_candidate): New function.
6035 (aapcs_vfp_allocate): New function.
6036 (aapcs_vfp_allocate_return_reg): New function.
6037 (aapcs_vfp_advance): New function.
6038 (aapcs_cp_arg_layout): New variable.
6039 (aapcs_select_call_coproc): New function.
6040 (aapcs_select_return_coproc): New function.
6041 (aapcs_allocate_return_reg): New function.
6042 (aapcs_libcall_value): New function.
6043 (aapcs_layout_arg): New function.
6044 (arm_init_cumulative_args): Initialize AAPCS args data.
6045 (arm_function_arg): Handle AAPCS variants using new interface.
6046 (arm_arg_parital_bytes): Likewise.
6047 (arm_function_arg_advance): New function.
6048 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6049 calling conventions.
6050 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6051 * arm.h (NUM_VFP_ARG_REGS): Define.
6052 (LIBCALL_VALUE): Update.
6053 (FUNCTION_VALUE): Delete.
6054 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6055 (arm_pcs): New enum.
6056 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6057 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6058 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6059 * arm-protos.h (arm_function_arg_advance): Add.
6060 (aapcs_libcall_value): Add.
6061 (arm_function_value): Delete.
6063 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6064 H.J. Lu <hongjiu.lu@intel.com>
6067 * config/i386/i386.c (standard_sse_mode_p): Remove.
6068 (standard_sse_constant_p): Return 2 for integer mode
6069 vector_all_ones_operand when SSE2 is enabled.
6070 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6071 (ix86_expand_vector_move): Do not check for negative values from
6072 standard_sse_constant_p.
6074 2009-08-06 Richard Guenther <rguenther@suse.de>
6076 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6077 array type comparisons frontend independent.
6078 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6079 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6080 out array reference lower bound and element size operands.
6081 (ao_ref_init_from_vn_reference): Properly compute the offset
6082 for ARRAY_RANGE_REF.
6083 (vn_reference_fold_indirect): Fill out array reference lower
6084 bound and element size operands.
6085 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6086 a non gimple valued reference operand which can happen for
6087 array reference lower bound or element size.
6088 (create_component_ref_by_pieces_1): Properly generate the
6089 element size operand for array references.
6091 2009-08-06 Richard Guenther <rguenther@suse.de>
6093 PR tree-optimization/40964
6094 * tree.c (iterative_hash_host_wide_int): Export.
6095 * tree.h (iterative_hash_host_wide_int): Declare.
6096 * tree-ssa-structalias.c (heapvar_map): New struct.
6097 (heapvar_map_eq): New function.
6098 (heapvar_map_hash): Likewise.
6099 (heapvar_lookup): Adjust.
6100 (heapvar_insert): Likewise.
6101 (make_constraint_from_heapvar): Allow multiple heap variables
6102 per decl at different offsets.
6103 (init_alias_heapvars): Adjust.
6105 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6107 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6108 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6109 trailing sync if TARGET_SYNC_AFTER_SC.
6111 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6113 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6114 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6115 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6116 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6117 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6118 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6119 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6120 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6121 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6122 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6123 the prototype declaration match the definition.
6124 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6125 instructions explicitly. Add barrier_before and operands
6127 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6128 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6129 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6130 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6131 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6132 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6134 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6136 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6138 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6139 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6142 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6145 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6147 PR rtl-optimization/40924
6148 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6149 make sure canon_rtx (mem_address) isn't simpler than
6150 canon_rtx (expanded_mem_address).
6152 2009-08-05 Li Feng <nemokingdom@gmail.com>
6154 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6156 (build_scop_drs): Build alias set for each SCoP.
6158 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6160 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6161 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6162 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6163 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6164 (BASE_DRIVER_SELF_SPECS): Likewise.
6166 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6168 * tree-ssa-alias.c: Fix some comment typos.
6170 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6172 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6173 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6175 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6178 * simplify-rtx.c (simplify_binary_operation_1): Disable
6179 simplifications for decimal float operations.
6181 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6184 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6185 operand of INDIRECT_REF.
6187 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6189 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6190 constants referencing TLS symbols.
6192 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6194 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6195 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6197 2009-08-03 Richard Guenther <rguenther@suse.de>
6199 * tree.c (make_vector_type): Build a main variant first,
6200 get the canonical one and then build the variant.
6201 * tree-ssa.c (useless_type_conversion_p_1): Handle
6203 (useless_type_conversion_p): Conversions to pointers to
6204 incomplete record types are useless.
6206 2009-08-03 Richard Guenther <rguenther@suse.de>
6208 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6209 file will be created.
6210 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6211 * toplev.c (compile_file): Adjust comment.
6213 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6215 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6216 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6217 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6218 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6219 (sh_promote_function_mode): Fix typo.
6221 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6223 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6225 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6227 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6228 declaration arguments.
6230 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6232 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6233 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6234 (ix86_split_ashl): Ditto.
6235 (ix86_expand_vector_init_one_nonzero): Ditto.
6236 (ix86_expand_vector_set): Ditto.
6237 (ix86_expand_reduc_v4sf): Ditto.
6239 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6241 * explow.c (promote_function_mode): Remove assert.
6242 * config/sh/sh.c (sh_promote_function_mode): Declare.
6244 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6246 * config/pa/pa.c (pa_promote_function_mode): Declare.
6247 Change to static. Fix promote_mode call.
6249 * gthr-dce.h (CONST_CAST2): Define if not defined.
6250 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6252 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6254 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6256 * expr.c (store_constructor): Use promote_decl_mode. Remove
6257 now write-only variable unsignedp.
6258 (expand_expr_real_1): Use promote_decl_mode.
6259 * expr.h (promote_function_mode, promote_decl_mode): New.
6260 (promote_mode): Remove last argument.
6261 * function.c (assign_temp): Drop last argument of promote_mode.
6262 (assign_parm_find_data_types): Use promote_function_mode.
6263 (assign_parm_setup_reg): Likewise.
6264 (expand_function_end): Use promote_function_mode.
6265 * calls.c (initialize_argument_information): Use promote_function_mode.
6266 (precompute_arguments): Use promote_mode instead of checking if
6267 only PROMOTE_FUNCTION_MODE is defined.
6268 (expand_call): When making sibcall decisions, use promote_function_mode.
6269 Below, remove an if for targetm.calls.promote_function_return and
6270 and use promote_function_mode.
6271 (emit_library_call_value_1): Use promote_function_mode, fix bug
6272 where promote_mode was passed FOR_CALL == 0 for a return value in an
6274 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6275 * explow.c (promote_function_mode, promote_decl_mode): New.
6276 (promote_mode): Keep only the FOR_CALL == 0 case.
6277 * combine.c (setup_incoming_promotion): Remove test of
6278 promote_function_args. Use promote_function_mode.
6279 * stmt.c (expand_value_return): Use promote_decl_mode.
6280 (expand_decl): Use promote_decl_mode.
6282 * expr.c (store_constructor): Use promote_decl_mode. Remove
6283 now write-only variable unsignedp.
6284 (expand_expr_real_1): Use promote_decl_mode.
6285 * expr.h (promote_function_mode, promote_decl_mode): New.
6286 (promote_mode): Remove last argument.
6287 * function.c (assign_temp): Drop last argument of promote_mode.
6288 (assign_parm_find_data_types): Use promote_function_mode.
6289 (assign_parm_setup_reg): Likewise.
6290 (expand_function_end): Use promote_function_mode.
6291 * calls.c (initialize_argument_information): Use promote_function_mode.
6292 (precompute_arguments): Use promote_mode instead of checking if
6293 only PROMOTE_FUNCTION_MODE is defined.
6294 (expand_call): When making sibcall decisions, use promote_function_mode.
6295 Below, remove an if for targetm.calls.promote_function_return and
6296 and use promote_function_mode.
6297 (emit_library_call_value_1): Use promote_function_mode, fix bug
6298 where promote_mode was passed FOR_CALL == 0 for a return value in an
6300 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6301 * explow.c (promote_function_mode, promote_decl_mode): New.
6302 (promote_mode): Keep only the FOR_CALL == 0 case.
6303 * combine.c (setup_incoming_promotion): Remove test of
6304 promote_function_args. Use promote_function_mode.
6305 * stmt.c (expand_value_return): Use promote_decl_mode.
6306 (expand_decl): Use promote_decl_mode.
6308 * explow.c (promote_function_mode): Just call the target hook.
6309 * targhooks.c (default_promote_function_mode,
6310 default_promote_function_mode_always_promote): New.
6311 * targhooks.h (default_promote_function_mode,
6312 default_promote_function_mode_always_promote): Declare.
6313 * target.h (promote_function_args, promote_function_return): Remove.
6314 (promote_function_mode): New.
6315 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6316 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6317 (TARGET_PROMOTE_FUNCTION_MODE): New.
6318 (TARGET_CALLS): Adjust.
6319 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6320 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6322 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6323 * config/s390/s390.c (s390_promote_function_mode): ... here,
6324 with pointer handling.
6325 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6326 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6328 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6329 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6330 with pointer handling.
6331 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6332 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6334 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6335 * config/sh/sh.c (sh_promote_function_mode): New.
6336 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6337 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6339 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6340 * config/cris/cris.c (cris_promote_function_mode): ... here.
6341 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6342 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6344 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6345 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6346 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6347 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6349 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6350 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6351 complex type handling.
6352 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6353 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6355 * config/pa/pa.c (pa_promote_function_mode): New.
6356 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6357 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6359 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6360 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6361 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6362 * config/xtensa/xtensa.c: Likewise.
6363 * config/stormy16/stormy16.c: Likewise.
6364 * config/iq2000/iq2000.c: Likewise.
6365 * config/rs6000/rs6000.c: Likewise.
6366 * config/picochip/picochip.c: Likewise.
6367 * config/arc/arc.c: Likewise.
6368 * config/mcore/mcore.c: Likewise.
6369 * config/score/score.c: Likewise.
6370 * config/mips/mips.c: Likewise.
6371 * config/bfin/bfin.c: Likewise.
6372 * config/ia64/ia64.c: Likewise (disabled though).
6374 * config/frv/frv.h: Remove pointless remark.
6376 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6377 TARGET_PROMOTE_FUNCTION_ARGS,
6378 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6379 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6381 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6383 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6384 -floop-parallelize-all.
6385 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6386 flag_loop_parallelize_all.
6387 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6388 * graphite.c (graphite_transform_loops): Same.
6390 * graphite-poly.c (apply_poly_transforms): Same.
6392 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6394 PR tree-optimization/40914
6395 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6396 if set, then check the delta field of the PMF record.
6397 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6398 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6399 call is stored in the delta.
6401 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6403 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6405 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6407 * config/i386/bsd.h (ASM_BYTE): New define.
6408 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6409 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6410 .byte. Use fputs or putc instead of fprintf where appropriate.
6411 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6412 fputs or putc instead of fprintf where appropriate.
6413 * config/i386/i386elf.h: Ditto.
6414 * config/i386/sysv4.h: Ditto.
6416 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6417 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6418 (*tls_global_dynamic_64): Ditto.
6420 2009-07-31 Christian Bruel <christian.bruel@st.com>
6422 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6424 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6426 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6427 Remove dead code for MINUS.
6429 2009-07-31 Anthony Green <green@moxielogic.com>
6431 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6433 (moxie_expand_epilogue): Ditto for epilogue.
6434 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6436 (moxie_function_arg): Ditto.
6437 (moxie_pass_by_reference): Ditto.
6438 (moxie_arg_partial_bytes): Ditto.
6439 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6440 (FUNCTION_ARG_ADVANCE) Ditto.
6441 (REG_PARM_STACK_SPACE) Ditto.
6442 (FUNCTION_ARG_REGNO_P) Dito.
6444 * config.gcc: Add moxie linux config support.
6445 * gcc/config/moxie/uclinux.h: New file.
6447 2009-07-31 DJ Delorie <dj@redhat.com>
6449 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6450 (UNSPECV_SP_SWITCH_E): New.
6451 (sp_switch_1): Change to an unspec.
6452 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6454 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6455 reference the new stack's address
6457 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6459 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6460 graphite-clast-to-gimple.o, graphite-dependences.o,
6461 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6462 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6463 (graphite-blocking.o,
6464 graphite-clast-to-gimple.o, graphite-dependences.o,
6465 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6466 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6467 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6468 * cfgloop.h (struct loop): Add can_be_parallel field.
6469 * common.opt (fgraphite-identity): Moved up.
6470 (fgraphite-force-parallel): New flag.
6471 * graphite.c: Rewrite.
6472 * graphite.h: Rewrite.
6473 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6475 * toplev.c (graphite_out_file): New file descriptor.
6476 (graphite_in_file): New.
6477 (process_options): flag_graphite_force_parallel cannot be used without
6479 * tree-ssa-loop.c: Include toplev.h.
6480 (gate_graphite_transforms): Enable flag_graphite for
6481 flag_graphite_force_parallel.
6483 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6485 * ChangeLog.graphite: New.
6486 * graphite-blocking.c: New.
6487 * graphite-clast-to-gimple.c: New.
6488 * graphite-clast-to-gimple.h: New.
6489 * graphite-dependences.c: New.
6490 * graphite-dependences.h: New.
6491 * graphite-interchange.c: New.
6492 * graphite-poly.c: New.
6493 * graphite-poly.h: New.
6494 * graphite-ppl.c: New.
6495 * graphite-ppl.h: New.
6496 * graphite-scop-detection.c: New.
6497 * graphite-scop-detection.h: New.
6498 * graphite-sese-to-poly.c: New.
6499 * graphite-sese-to-poly.h: New.
6503 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6505 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6506 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6508 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6510 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6511 (scev_is_linear_expression): Return false if the evolution is not
6512 affine multivariate.
6514 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6516 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6517 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6519 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6521 * tree-data-ref.c (debug_data_references): New.
6522 (debug_data_reference): New.
6523 * tree-data-ref.h (debug_data_references): Declared.
6524 (debug_data_reference): Declared.
6526 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6528 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6529 * tree-data-ref.h (scop_p): Removed.
6530 (struct data_reference): Remove field scop.
6532 (stmt_simple_memref_p): Removed.
6534 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6536 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6537 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6540 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6542 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6544 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6546 * doc/invoke.texi (-fgraphite-identity): Documented.
6548 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6550 * tree-scalar-evolution.c: Fix comment.
6551 (instantiate_scev_1): Return unknow from scev instantiation if the
6552 result is not above instantiate_below.
6554 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6556 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6557 static anymore. Instantiate the symbols that may have been introduced
6559 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6562 2009-07-30 DJ Delorie <dj@redhat.com>
6564 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6565 .vliw directive to VLIW sections.
6567 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6569 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6571 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6572 (AUTOHEADER): New variable.
6573 ($(srcdir)/cstamp-h.in): Use it.
6575 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6576 Pat Haugen <pthaugen@us.ibm.com>
6577 Revital Eres <ERES@il.ibm.com>
6579 * config/rs6000/vector.md (VEC_F): Add VSX support.
6583 (vector_load_<mode>): Ditto.
6584 (vector_store_<mode>): Ditto.
6585 (vector GPR move split): Ditto.
6586 (vec_reload_and_plus_<mptrsize>): Ditto.
6587 (vec_reload_and_reg_<mptrsize>): Ditto.
6588 (add<mode>3): Ditto.
6589 (sub<mode>3): Ditto.
6590 (mul<mode>3): Ditto.
6591 (neg<mode>2): Ditto.
6592 (abs<mode>2): Ditto.
6593 (smin<mode>3): Ditto.
6594 (smax<mode>3): Ditto.
6595 (vector_eq<mode>): Ditto.
6596 (vector_gt<mode>): Ditto.
6597 (vector_ge<mode>): Ditto.
6598 (vector_gtu<mode>): Ditto.
6599 (vector_select_<mode>_uns): Ditto.
6600 (vector_eq_<mode>_p): Ditto.
6601 (vector_gt_<mode>_p): Ditto.
6602 (vector_ge_<mode>_p): Ditto.
6603 (vector_gtu_<mode>_p): Ditto.
6604 (cr6_test_for_zero): Ditto.
6605 (cr6_test_for_zero_reverse): Ditto.
6606 (cr6_test_for_lt): Ditto.
6607 (cr6_test_for_lt_reverse): Ditto.
6608 (xor<mode>3): Ditto.
6609 (ior<mode>3): Ditto.
6610 (and<mode>3): Ditto.
6611 (one_cmpl<mode>2): Ditto.
6612 (nor<mode>2): Ditto.
6613 (andc<mode>2): Ditto.
6614 (float<VEC_int<mode>2): Ditto.
6615 (unsigned_float<VEC_int><mode>2): Ditto.
6616 (fix_trunc<mode><VEC_int>2): Ditto.
6617 (fixuns_trunc<mode><VEC_int>2): Ditto.
6619 (vec_set<mode>): Ditto.
6620 (vec_extract<mode>): Ditto.
6621 (vec_interleave_highv4sf): Ditto.
6622 (vec_interleave_lowv4sf): Ditto.
6623 (vec_realign_load_<mode>): Ditto.
6624 (vec_shl_<mode>): Ditto.
6625 (vec_shr_<mode>): Ditto.
6626 (div<mode>3): New patterns for VSX.
6627 (vec_interleave_highv2df): Ditto.
6628 (vec_interleave_lowv2df): Ditto.
6629 (vec_pack_trunc_v2df): Ditto.
6630 (vec_pack_sfix_trunc_v2df): Ditto.
6631 (vec_pack_ufix_trunc_v2df): Ditto.
6632 (vec_unpacks_hi_v4sf): Ditto.
6633 (vec_unpacks_lo_v4sf): Ditto.
6634 (vec_unpacks_float_hi_v4si): Ditto.
6635 (vec_unpacks_float_lo_v4si): Ditto.
6636 (vec_unpacku_float_hi_v4si): Ditto.
6637 (vec_unpacku_float_lo_v4si): Ditto.
6638 (movmisalign<mode>): Ditto.
6639 (vector_ceil<mode>2): New patterns for vectorizing math library.
6640 (vector_floor<mode>2): Ditto.
6641 (vector_btrunc<mode>2): Ditto.
6642 (vector_copysign<mode>3): Ditto.
6644 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6645 predicate for setting the high bit in each word, used for copysign.
6647 * config/rs6000/ppc-asm.h (f19): Whitespace.
6648 (f32-f63): Define if VSX.
6649 (v0-v31): Define if Altivec.
6650 (vs0-vs63): Define if VSX.
6652 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6654 * config/rs6000/power7.md: New file, provide tuning parameters for
6657 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6658 (rs6000_cpu_cpp_builtins): Ditto.
6659 (altivec_overloaded_builtins): Ditto.
6660 (altivec_resolve_overloaded_builtin): Ditto.
6662 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6663 debug switch to disable vectorizing simple math builtin
6666 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6667 Vectorize simple math builtin functions.
6668 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6669 hook to vectorize math builtins.
6670 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6671 (rs6000_builtin_conversion): Add VSX/power7 support.
6672 (rs6000_builtin_vec_perm): Ditto.
6673 (vsplits_constant): Add support for loading up a vector constant
6674 with just the high bit set in each part.
6675 (rs6000_expand_vector_init): Add VSX/power7 support.
6676 (rs6000_expand_vector_set): Ditto.
6677 (rs6000_expand_vector_extract): Ditto.
6678 (rs6000_emit_move): Ditto.
6679 (bdesc_3arg): Ditto.
6680 (bdesc_2arg): Ditto.
6681 (bdesc_1arg): Ditto.
6682 (rs6000_expand_ternop_builtin): Ditto.
6683 (altivec_expand_builtin): Ditto.
6684 (rs6000_expand_unop_builtin): Ditto.
6685 (rs6000_init_builtins): Ditto.
6686 (altivec_init_builtins): Ditto.
6687 (builtin_function_type): Ditto.
6688 (rs6000_common_init_builtins): Ditto.
6689 (rs6000_handle_altivec_attribute); Ditto.
6690 (rs6000_mangle_type): Ditto.
6691 (rs6000_vector_mode_supported_p): Ditto.
6692 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6695 * config/rs6000/vsx.md: New file for VSX support.
6697 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6698 identifing values with just the most significant bit set.
6699 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6700 vectorized builtins.
6702 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6703 (UNSPEC_VRFIM): Delete.
6704 (splitter for loading up vector with most significant bit): New
6705 splitter for vectorizing copysign.
6706 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6707 vectorizing simple math functions.
6708 (altivec_vrfip): Add support for vectorizing simple math functions.
6709 (altivec_vrfim): Ditto.
6710 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6712 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6713 (power7.md, vsx.md): Include for power7 support.
6714 (copysigndf3): Use VSX instructions if -mvsx.
6715 (negdf2_fpr): Ditto.
6716 (absdf2_fpr): Ditto.
6717 (nabsdf2_fpr): Ditto.
6718 (adddf3_fpr): Ditto.
6719 (subdf3_fpr): Ditto.
6720 (muldf3_fpr): Ditto.
6721 (divdf3_fpr): Ditto.
6722 (fix_truncdfdi2_fpr): Ditto.
6723 (cmpdf_internal1): Ditto.
6724 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6725 (btruncdf2, btruncdf2_fpr): Ditto.
6726 (ceildf2, ceildf2_fpr): Ditto.
6727 (floordf2, floordf2_fpr): Ditto.
6728 (floatdidf2, floatdidf2_fpr): Ditto.
6729 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6730 (fmsubdf4_fpr): Ditto.
6731 (fnmadddf4_fpr_1): Ditto.
6732 (fnmadddf4_fpr_2): Ditto.
6733 (fnmsubdf4_fpr_1): Ditto.
6734 (fnmsubdf4_fpr_2): Ditto.
6735 (fixuns_truncdfdi2): Add expander for VSX support.
6736 (fix_truncdfdi2): Ditto.
6737 (fix_truncdfsi2): Ditto.
6739 (btruncsf2): Whitespace.
6740 (movdf_hardfloat32): Add support for VSX registers.
6741 (movdf_softfloat32): Ditto.
6742 (movdf_hardfloat64): Ditto.
6743 (movdf_hardfloat64_mfpgpr): Ditto.
6744 (movdf_softfloat64): Ditto.
6745 (movti splitters): Add check for vector registers supporting
6746 TImode in the future.
6747 (bpermd): Add power7 bpermd instruction.
6749 * config/rs6000/altivec.h (vec_div): Define if VSX.
6753 (vec_nearbyint): Ditto.
6756 (all predicates): Use the generic builtin function, and not the V4SF
6757 specific function so that the predicates will work with VSX's V2DF.
6761 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6762 Document new VSX functions and types.
6764 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6767 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6768 "wa", and "j" constraints. Modify "v" to talk about Altivec
6769 instead of just vector.
6771 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6774 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6775 location for phi arguments.
6776 (rewrite_update_phi_arguments): Find locations for reaching defs.
6777 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6778 Add location to add_phi_arg calls.
6779 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6780 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6781 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6782 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6783 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6784 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6785 * tree-phinodes.c (make_phi_node): Initialize location.
6786 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6787 (add_phi_arg): Add location parameter.
6788 (remove_phi_arg_num): Move location when moving phi argument.
6789 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6791 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6792 slpeel_update_phi_nodes_for_guard1,
6793 slpeel_update_phi_nodes_for_guard2,
6794 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6795 vect_loop_versioning): Set locations.
6796 * tree-parloops.c (create_phi_for_local_result,
6797 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6798 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6799 * tree-vect-loop.c (get_initial_def_for_induction,
6800 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6802 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6803 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6804 (gimple_phi_arg_set_location): New. Set locus.
6805 (gimple_phi_arg_has_location): New. Check for locus.
6806 (redirect_edge_var_map_location): New. Return locus from var_map.
6807 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6808 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6809 combining PHI arguments.
6810 (cond_store_replacement): Set location.
6811 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6812 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6813 scop_add_exit_phis_edge): Add locations.
6814 * tree-cfgcleanup.c (remove_forwarder_block,
6815 remove_forwarder_block_with_phi): Add locations.
6816 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6817 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6819 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6820 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6821 flush_pending_stmts): Add source location.
6822 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6823 stack to preserve locations.
6824 * tree-vect-stmts.c (vectorizable_load): Add location.
6825 * tree-inline.c (copy_phis_for_bb): Copy locus.
6826 (setup_one_parameter): Add call locus to inlined parameter stmts.
6827 (initialize_inlined_parameters): Pass in call location as parameter
6829 (tree_function_versioning): Pass location to setup_one_parameter.
6830 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6831 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6832 copy and edge lists.
6833 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6834 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6835 locus parameter and override the stmt default if provided.
6836 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6837 elim_graph_add_edge, elim_graph_remove_succ_edge,
6838 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6839 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6840 eliminate_phi): Add locus info in elimination graph for each edge and
6842 (insert_backedge_copies): Copy locus if present.
6843 * tree-flow.h (struct _edge_var_map): Add locus field.
6844 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6845 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6846 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6848 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6850 2009-07-30 Martin Jambor <mjambor@suse.cz>
6852 PR tree-optimization/40570
6853 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6856 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6858 * ssa-loop-manip.c: Include langhooks.h.
6859 (rewrite_phi_with_iv): New.
6860 (rewrite_all_phi_nodes_with_iv): New.
6861 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6862 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6863 * tree-parloops.c (loop_parallel_p): Move out all conditions
6864 except dependency check.
6865 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6866 (gen_parallel_loop): Call canonicalize_loop_ivs without
6867 reduction_list argument.
6868 (build_new_reduction): New.
6869 (gather_scalar_reductions): New.
6870 (try_get_loop_niter): New.
6871 (try_create_reduction_list): New.
6872 (parallleize_loops): Change the parallel conditions check.
6873 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6874 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6876 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6878 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6880 * doc/options.texi (Option properties): Mention new quoting syntax.
6882 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6884 * config/alpha/alpha.c (alpha_start_function):
6885 Handle VMS_DEBUG_MAIN_POINTER
6886 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6887 * doc/invoke.texi: Document -mdebug-main switch.
6889 2009-07-29 Richard Henderson <rth@redhat.com>
6891 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6892 (cgraph_create_edge_including_clones): Likewise.
6893 * tree-inline.c (copy_bb): Operate on the correct edges
6894 when updating the callgraph.
6896 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6898 * config/alpha/vms-cc.c: Deleted.
6899 * config/alpha/vms-ld.c: Deleted.
6900 * config/alpha/t-vms64: Moved to config/vms
6901 * config/alpha/vms-crt0-64.c: Moved to config/vms
6902 * config/alpha/vms-crt0.c: Moved to config/vms
6903 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6904 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6905 * config/alpha/xm-vms.h: Moved to config/vms
6906 * config/alpha/x-vms: Moved to config/vms
6907 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6909 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6910 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6912 * config/vms/t-vms64: Moved here from config/alpha
6913 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6914 (argc,argv,envp): Enforce 32bit malloc'ing.
6915 * config/vms/vms-psxcrt0-64.c: Likewise.
6916 * config/vms/vms-crt0.c: Moved here from config/alpha.
6917 * config/vms/vms-psxcrt0.c: Likewise.
6918 * config/vms/vms-crtl-64.h: New file.
6919 * config/vms/vms-crtl.h: New file.
6920 * config/vms/vms.opt: New file.
6921 * config/vms/xm-vms64.h: New file.
6922 * config/vms/xm-vms.h: Moved here from config/alpha.
6923 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6925 * config/vms/x-vms: Moved here from config/alpha.
6926 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6927 (vms-ld.o, vms-cc.o): Removed.
6928 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6930 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6932 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6933 correct stack (obvious VMS fix).
6935 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6937 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6938 date, version info if VMS_DEBUGGING_INFO defined.
6939 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6940 size, date calculating code moved here.
6942 2009-07-29 Paul Brook <paul@codesourcery.com>
6944 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6947 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6950 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6951 to DImode when generating insq_le insn.
6953 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6955 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6956 New macro set for VMS_DEBUGGGING_INFO.
6957 (AT_string_form): Use it.
6959 2009-07-28 DJ Delorie <dj@redhat.com>
6961 * config/mep/mep.c (vtext_section): New.
6962 (vftext_section): New.
6963 (ftext_section): New.
6964 (mep_select_section): Add support for functions.
6965 (mep_unique_section): Likewise.
6966 (mep_asm_init_sections): Likewise.
6967 (mep_encode_section_info): Remove it from here.
6969 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6971 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6973 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6974 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6976 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6978 * dwarf2out.c (output_file_names): Test new macro
6979 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6980 (add_comp_dir_attribute): Likewise.
6982 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6984 * config/i386/mingw-w64.h (LINK_SPEC): Add
6985 separating space between commands.
6987 2009-07-28 Jan Hubicka <jh@suse.cz>
6989 PR tree-optimization/40759
6990 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6993 2009-07-27 DJ Delorie <dj@redhat.com>
6995 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6996 types are dword-aligned.
6997 (mep_expand_va_start): Likewise.
6999 2009-07-27 Olivier Hainque <hainque@adacore.com>
7000 Douglas B Rupp <rupp@gnat.com>
7002 * convert.c (convert_to_pointer): Don't assume the target
7003 pointer type is POINTER_SIZE long. Fetch its precision instead.
7005 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7007 * system.h (fopen): Undefine if macro.
7009 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7011 * dwarf2out.c (output_cfi_p): Removed.
7012 (output_cfis): New function.
7013 (output_fde): New function, split from output_call_frame_info.
7014 (output_call_frame_info): Use it.
7015 (dwarf2out_switch_text_section): Use output_cfis.
7017 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7019 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7020 TARGET_BI_ARCH is specified without enabling SJLJ.
7021 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7022 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7024 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7026 * arm.md (negdi2): Use DImode if forcing a value into a register.
7028 2009-07-26 Ira Rosen <irar@il.ibm.com>
7030 PR tree-optimization/40801
7031 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7032 of vector operand from the previous copy of vector statement.
7033 Pass the correct definition type value to
7034 vect_get_vec_def_for_stmt_copy().
7036 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7038 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7039 const char ** conversion.
7041 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7043 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7044 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7045 (gcc_unreachable): Invoke __builtin_unreachable() if
7046 !ENABLE_ASSERT_CHECKING.
7048 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7050 PR rtl-optimization/40445
7051 * emit-rtl.c (next_nonnote_insn_bb): New function.
7052 * rtl.h (next_nonnote_insn_bb): Declare new function.
7053 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7054 with no successors that is the successor of the ENTRY_BLOCK.
7055 Continue from the top after removing an empty fallthrough block.
7056 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7057 of next_nonnote_insn.
7059 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7061 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7063 2009-07-25 Martin Jambor <mjambor@suse.cz>
7065 * c-common.c (c_common_attribute_table): New element for noclone.
7066 (handle_noclone_attribute): New function. Forward-declare.
7067 * tree-inline.c (tree_versionable_function_p): Check for noclone
7069 * doc/extend.texi (Labels as Values): Document need for noclone.
7070 (Function Attributes): Document noclone attribute.
7072 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7074 PR rtl-optimization/34999
7075 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7076 and dw_fde_switched_cold_to_hot fields.
7077 (output_cfi_p): New function.
7078 (output_call_frame_info): If fde->dw_fde_switched_sections,
7079 output 2 FDEs instead of one with corrupted header.
7080 (dwarf2out_do_cfi_startproc): New function.
7081 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7082 and fde->dw_fde_switched_cold_to_hot.
7083 (dwarf2out_switch_text_section): Compute
7084 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7085 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7086 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7087 Otherwise, compute fde->dw_fde_switch_cfi.
7089 2009-07-24 Cary Coutant <ccoutant@google.com>
7091 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7093 2009-07-24 Cary Coutant <ccoutant@google.com>
7095 * cfghooks.c (split_block): Copy discriminator to new block.
7096 * tree-cfg.c (assign_discriminator): Check location of last
7097 instruction in block as well as first.
7099 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7101 * config/i386/linux.c: Use fputs or putc instead of fprintf
7103 * config/i386/gas.h: Ditto.
7104 * config/i386/x86-64.h: Ditto.
7105 * config/i386/att.h: Ditto.
7107 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7109 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7112 2009-07-24 Martin Jambor <mjambor@suse.cz>
7114 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7115 (ipa_push_func_to_list_1): Declare.
7116 (ipa_push_func_to_list): New function.
7118 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7119 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7120 (ipa_push_func_to_list): Removed.
7121 (ipa_pop_func_from_list): Clear node_enqueued flag.
7123 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7125 * config/s390/s390.c (override_options): Default
7126 max-unrolled-insns to 100 for z10 tuning.
7128 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7130 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7131 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7132 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7133 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7134 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7135 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7136 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7138 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7140 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7141 use default set in mingw32.h header.
7142 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7143 64-bit /mingw/include path.
7144 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7147 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7149 PR rtl-optimization/40209
7150 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7152 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7154 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7155 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7156 with the rest of string where appropriate. Use fputs or putc
7157 instead of fprintf where appropriate.
7159 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7160 Pat Haugen <pthaugen@us.ibm.com>
7161 Revital Eres <ERES@il.ibm.com>
7163 * config/rs6000/vector.md: New file. Move most of the vector
7164 expander support here from altivec.md to allow for the VSX vector
7165 unit in the future. Add support for secondary_reload patterns.
7166 Rewrite the patterns for vector comparison, and vector comparison
7167 predicate instructions so that the RTL expresses the desired
7168 behavior, instead of using unspec.
7170 * config/rs6000/constraints.md ("f" constraint): Use
7171 rs6000_constraints to hold the precalculated register class.
7172 ("d" constraint): Ditto.
7173 ("wd" constraint): New constraint for VSX.
7174 ("wf" constraint): Ditto.
7175 ("ws" constraint): Ditto.
7176 ("wa" constraint): Ditto.
7177 ("wZ" constraint): Ditto.
7178 ("j" constraint): Ditto.
7180 * config/rs6000/predicates.md (vsx_register_operand): New
7182 (vfloat_operand): New predicate for vector.md.
7183 (vint_operand): Ditto.
7184 (vlogical_operand): Ditto.
7185 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7186 (easy_vector_constant): Add VSX support.
7187 (altivec_indexed_or_indirect_operand): New predicate for
7188 recognizing Altivec style memory references with AND -16.
7190 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7191 for vector secondary reload support.
7192 (rs6000_vector_reg_class): Delete, replacing it with
7194 (rs6000_vsx_reg_class): Ditto.
7195 (rs6000_constraints): New array to hold the register classes of
7196 each of the register constraints that can vary at runtime.
7197 (builtin_mode_to_type): New static array for builtin function type
7199 (builtin_hash_table): New static hash table for builtin function
7201 (TARGET_SECONDARY_RELOAD): Define target hook.
7202 (TARGET_IRA_COVER_CLASSES): Ditto.
7203 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7204 registers are 128 bits if VSX memory reference instructions are used.
7205 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7207 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7208 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7209 Print several of the scheduling related parameters.
7210 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7211 rs6000_constraints instead of rs6000_vector_reg_class. Move
7212 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7213 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7214 Altivec. Add VSX support. Setup for secondary reload support on
7215 Altivec/VSX registers.
7216 (rs6000_override_options): Make power7 set the scheduling groups
7217 like the power5. Add support for new debug switches to override
7218 the scheduling defaults. Temporarily disable -mcpu=power7 from
7219 setting -mvsx. Add support for debug switches -malways-hint,
7220 -msched-groups, and -malign-branch-targets.
7221 (rs6000_buitlin_conversion): Add support for returning unsigned
7222 vector conversion functions to fix regressions due to stricter
7224 (rs6000_builtin_mul_widen_even): Ditto.
7225 (rs6000_builtin_mul_widen_odd): Ditto.
7226 (rs6000_builtin_vec_perm): Ditto.
7227 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7228 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7230 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7232 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7233 VSX types for bit operations. Changes to accomidate vector.md.
7234 (bdesc_2arg): Ditto.
7235 (bdesc_1arg): Ditto.
7236 (struct builtin_description_predicates): Rewrite predicate
7237 handling so that RTL describes the operation, instead of passing
7238 the instruction to be used as a string argument.
7239 (bdesc_altivec_preds): Ditto.
7240 (altivec_expand_predicate_builtin): Ditto.
7241 (altivec_expand_builtin): Ditto.
7242 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7243 statement for vsldoi support.
7244 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7245 (altivec_expand_st_builtin): Ditto.
7246 (paired_expand_builtin): Whitespace changes.
7247 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7248 builtin_mode_to_type table for secondary reload. Call
7249 builtin_function_type to build random builtin functions.
7250 (altivec_init_builtins): Change to use builtin_function_type to
7251 create builtin function types dynamically as we need them.
7252 (builtin_hash_function): New support for hashing the tree types
7253 for builtin function as we need it, rather than trying to build
7254 all of the trees that we need. Add initial preliminary VSX support.
7255 (builtin_function_type): Ditto.
7256 (builtin_function_eq): Ditto.
7257 (builtin_hash_struct): Ditto.
7258 (rs6000_init_builtins): Ditto.
7259 (rs6000_common_init_builtins): Ditto.
7260 (altivec_init_builtins): Ditto.
7261 (rs6000_common_init_builtins): Ditto.
7262 (enum reload_reg_type): New enum for simplifing reg classes.
7263 (rs6000_reload_register_type): Simplify register classes into GPR,
7264 Vector, and other registers. Altivec and VSX addresses in reload.
7265 (rs6000_secondary_reload_inner): Ditto.
7266 (rs6000_ira_cover_classes): New target hook, that returns the
7267 appropriate cover classes, based on -mvsx being used or not.
7268 (rs6000_secondary_reload_class): Add VSX support.
7269 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7270 (get_vsel_insn): Ditto.
7271 (rs6000_emit_vector_compare): Rewrite vector conditional support
7272 so that where we can, we use RTL operators, instead of blindly use
7274 (rs6000_emit_vector_select): Ditto.
7275 (rs6000_emit_vector_cond_expr): Ditto.
7276 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7277 (create_TOC_reference): Add -mdebug=addr support.
7278 (emit_frame_save): VSX loads/stores need register indexed addressing.
7280 * config/rs6000/rs6000.md: Include vector.md.
7282 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7284 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7285 support for V2DI, V2DF in logical, permute, select operations.
7287 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7288 switch for vsx/power7.
7289 (-mvsx-scalar-memory): Ditto.
7290 (-mvsx-align-128): Ditto.
7291 (-mallow-movmisalign): Ditto.
7292 (-mallow-df-permute): Ditto.
7293 (-msched-groups): Ditto.
7294 (-malways-hint): Ditto.
7295 (-malign-branch-targets): Ditto.
7297 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7299 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7300 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7301 (rs6000_vector_reg_class): Delete.
7302 (rs6000_vsx_reg_class): Ditto.
7303 (enum rs6000_reg_class_enum): New enum for the constraints that
7304 vary based on target switches.
7305 (rs6000_constraints): New array to hold the register class for all
7306 of the register constraints that vary based on the switches used.
7307 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7308 (enum rs6000_builtins): Add unsigned varients for the builtin
7309 declarations returned by target hooks for expanding multiplies,
7310 select, and permute operations. Add VSX builtins.
7311 (enum rs6000_builtin_type_index): Add entries for VSX.
7312 (V2DI_type_node): Ditto.
7313 (V2DF_type_node): Ditto.
7314 (unsigned_V2DI_type_node): Ditto.
7315 (bool_long_type_node): Ditto.
7316 (intDI_type_internal_node): Ditto.
7317 (uintDI_type_internal_node): Ditto.
7318 (double_type_internal_node): Ditto.
7320 * config/rs6000/altivec.md (whole file): Move all expanders to
7321 vector.md from altivec.md. Rename insn matching functions to be
7323 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7324 (altivec_vcmp*): Ditto.
7325 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7326 (VM): New iterator for moves that includes the VSX types.
7327 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7328 (altivec_vperm_<mode>_uns): New, for unsigned types.
7329 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7330 (altivec_eq<mode>): Ditto.
7331 (altivec_gt<mode>): Ditto.
7332 (altivec_gtu<mode>): Ditto.
7333 (altivec_eqv4sf): Ditto.
7334 (altivec_gev4sf): Ditto.
7335 (altivec_gtv4sf): Ditto.
7336 (altivec_vcmpbfp_p): Ditto.
7338 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7340 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7343 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7346 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7347 ASM_SHORT instead of .word.
7348 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7349 instead of .word in asm template.
7351 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7354 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7355 (process_bb_node_lives): Use it.
7357 * ira.c (setup_cover_and_important_classes): Don't setup
7358 ira_important_class_nums. Add cover classes to the end of
7360 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7362 (find_reg_class_closure): Use reorder_important_classes.
7364 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7366 * config/i386/i386.c (i386_ira_cover_classes): New function.
7367 (TARGET_IRA_COVER_CLASSES): Redefine.
7369 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7370 importance of order of cover classes in the array.
7372 2009-07-22 Diego Novillo <dnovillo@google.com>
7374 * tree-pass.h (TDF_EH): Define.
7375 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7376 contains TDF_EH, print the EH region number holding GS.
7377 * tree-dump.c (dump_options): Add "eh".
7378 * doc/invoke.texi: Document it.
7380 2009-07-22 Doug Kwan <dougkwan@google.com>
7382 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7384 2009-07-22 Michael Matz <matz@suse.de>
7386 PR tree-optimization/35229
7387 PR tree-optimization/39300
7389 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7390 (inhibit_phi_insertion): New function.
7391 (insert_into_preds_of_block): Call it for REFERENCEs.
7392 (init_pre): Initialize and finalize scalar evolutions.
7393 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7395 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7397 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7398 Use CONST_VECTOR_NUNITS to determine number of elements.
7400 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7402 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7403 (U, W): Constraints are now deprecated and will be removed if we
7405 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7407 ("prefetch"): Add the stcmh instruction for prefetching.
7408 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7410 (s390_short_displacement): Return always true if compiling for
7411 machines not providing the long displacement facility.
7412 (s390_mem_constraint): Support the new constraint letter Z.
7413 (s390_check_qrst_address): New function.
7415 2009-07-21 DJ Delorie <dj@redhat.com>
7417 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7420 2009-07-21 Jason Merrill <jason@redhat.com>
7422 * c-common.c (max_tinst_depth): Increase default to 1024.
7424 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7426 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7427 (vec_unpacku_float_lo_v4si): Ditto.
7429 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7432 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7433 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7434 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7435 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7437 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7439 PR tree-optimization/40813
7440 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7443 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7445 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7446 with a NOP_EXPR if needed.
7448 2009-07-21 Paul Brook <paul@codesourcery.com>
7450 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7451 Terminate debug dump with newline.
7453 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7455 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7456 Cast "1" to unsigned HOST_WIDE_INT.
7457 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7458 deposit length to the maximum length - lsb. Extend length if
7459 HOST_BITS_PER_WIDE_INT is 32.
7461 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7463 * cgraph.h (constant_pool_htab): New function.
7464 (constant_descriptor_tree): Move from varasm.c.
7465 * varasm.c (constant_pool_htab): New function.
7466 (constant_descriptor_tree): Move to cgraph.h.
7468 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7470 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7472 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7474 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7477 2009-07-20 Xinliang David Li <davidxl@google.com>
7479 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7481 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7483 * config/mips/mips.md (move_type): Add arith.
7484 (type): Handle arith.
7485 (zero_extendsidi2): Rename this into ...
7486 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7487 (zero_extendsidi2): New expander.
7488 (*zero_extendsidi2_dext): New pattern.
7490 2009-07-20 Nick Clifton <nickc@redhat.com>
7492 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7493 to set MIPS_ABI_DEFAULT.
7494 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7496 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7498 * tree-object-size.c (addr_object_size): Handle unions with
7499 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7501 PR tree-optimization/40792
7502 * tree.c (build_function_type_skip_args): Remove bogus assert.
7504 2009-07-20 Jan Hubicka <jh@suse.cz>
7505 Martin Jambor <mjambor@suse.cz>
7507 * cgraph.h (combined_args_to_skip): New field.
7508 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7509 combined_args_to_skip and args_to_skip.
7510 * tree-inline.c (update_clone_info): New function.
7511 (tree_function_versioning): Call update_clone_info.
7512 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7514 (cgraph_materialize_all_clones): More extensive dumping, working
7515 with combined_args_to_skip rather than args_to_skip.
7517 2009-07-20 Ira Rosen <irar@il.ibm.com>
7519 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7520 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7521 (get_initial_def_for_reduction): Likewise.
7522 (vectorizable_reduction): Skip the check of first operand in case
7523 of COND_EXPR. Add check that it is outer loop vectorization if
7524 nested cycle was detected. Call vectorizable_condition() for
7525 COND_EXPR. If reduction epilogue cannot be created do not fail for
7526 nested cycles (if it is not double reduction). Assert that there
7527 is only one type in the loop in case of COND_EXPR. Call
7528 vectorizable_condition() to vectorize COND_EXPR.
7529 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7530 Add parameters. Allow nested cycles if called from
7531 vectorizable_reduction(). Use reduction vector variable if provided.
7532 (vect_analyze_stmt): Call vectorizable_reduction() before
7533 vectorizable_condition().
7534 (vect_transform_stmt): Update call to vectorizable_condition().
7536 2009-07-20 Christian Bruel <christian.bruel@st.com>
7538 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7539 * doc/invoke.texi (-mfmovd): Likewise.
7540 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7542 2009-07-20 Jan Hubicka <jh@suse.cz>
7544 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7545 when handling SSA name.
7547 2009-07-19 Jan Hubicka <jh@suse.cz>
7549 PR tree-optimization/40676
7550 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7551 virtual PHIs in empty BBs.
7553 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7555 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7556 re-expanded the compound use gen_lowpart instead to convert to the
7559 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7561 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7562 OUTER_CONST arguments.
7563 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7564 the new wider mode will be masked off.
7565 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7567 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7569 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7570 high-order bits are zero.
7572 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7574 * combine.c (simplify_shift_const_1): Split code to determine
7576 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7577 new bits shifted in are identical to the old sign bit.
7579 2009-07-18 Richard Guenther <rguenther@suse.de>
7582 * gimplify.c (gimplify_call_expr): Reject code using results from
7583 functions returning void.
7585 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7587 * doc/md.texi: Document the new PowerPC "es" constraint.
7588 Document that "m" can include automodified addresses on this target,
7589 and explain how %U must be used. Extend the "Q" and "Z" documentation
7590 to suggest "es" as well as "m".
7591 * config/rs6000/constraints.md (es): New memory constraint.
7592 (Q, Z): Update strings to match new documentation.
7594 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7596 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7597 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7598 * config/rs6000/predicates.md (volatile_mem_operand): Use
7599 offsettable_nonstrict_memref_p.
7600 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7601 (*floatunssidf2_internal): Likewise.
7602 (*fix_truncdfsi2_internal): Likewise.
7603 (*fix_trunctfsi2_internal): Likewise.
7605 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7607 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7609 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7611 2009-07-17 Richard Guenther <rguenther@suse.de>
7614 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7615 (pass_warn_unused_result): Likewise.
7616 (TODO_set_props): Remove.
7617 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7619 (pass_diagnose_omp_blocks): Define.
7620 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7621 (c_gimple_diagnostics_recursively): Remove.
7622 (finish_function): Do not call it.
7623 (c_write_global_declarations): Continue after errors.
7624 Finalize the CU here.
7625 * c-gimplify.c (c_genericize): Do not gimplify here.
7626 * c-common.c (c_warn_unused_result): Move ...
7627 * tree-cfg.c (do_warn_unused_result): ... here.
7628 (run_warn_unused_result): New function.
7629 (gate_warn_unused_result): New function.
7630 (pass_warn_unused_result): New pass.
7631 * c-common.h (c_warn_unused_result): Remove.
7632 * flags.h (flag_warn_unused_result): Declare.
7633 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7634 * opts.c (flag_warn_unused_result): Initialize to false.
7635 * toplev.c (compile_file): Add comment.
7636 * omp-low.c (create_omp_child_function): Do not register
7637 the function with the frontend.
7638 (diagnose_omp_structured_block_errors): Prepare to be
7639 called as optimization pass.
7640 (gate_diagnose_omp_blocks): New function.
7641 (pass_diagnose_omp_blocks): New pass.
7642 * cgraph.h (cgraph_optimize): Remove.
7643 (cgraph_analyze_function): Likewise.
7644 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7645 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7646 before their parents here.
7647 (cgraph_finalize_function): Not here.
7648 (cgraph_analyze_function): Gimplify functions here.
7649 (cgraph_finalize_compilation_unit): Continue after errors.
7650 Optimize the callgraph from here.
7651 (cgraph_optimize): Make static.
7652 * langhooks.c (write_global_declarations): Finalize the CU.
7653 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7654 (gimplify_function_tree): Assert we gimplify only once.
7655 Set PROP_gimple_any property.
7656 * tree-nested.c (gimplify_all_functions): New function.
7657 (lower_nested_functions): Gimplify all nested functions.
7658 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7659 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7660 and pass_diagnose_omp_blocks after gimplification. Do not
7661 set TODO_set_props on all_lowering_passes.
7662 (execute_one_pass): Do not handle TODO_set_props.
7663 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7664 (gimplify.o): Add tree-pass.h dependency.
7665 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7666 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7667 (unsave_r): Likewise.
7668 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7671 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7673 * doc/service.texi (Service): Restore previously removed link,
7674 which isn't broken after all.
7676 2009-07-17 Richard Guenther <rguenther@suse.de>
7678 PR tree-optimization/40321
7679 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7680 PHI nodes to the maximal set.
7681 (make_values_for_phi): Add PHI arguments to the maximal set.
7682 (execute_pre): Dump PHI_GEN and the maximal set.
7684 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7687 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7690 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7692 * doc/extend.texi (Nested Functions): Replace broken link with
7694 * doc/service.texi (Service): Remove broken link.
7696 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7699 * builtins.c (expand_builtin_memcmp): Use loc instead of
7700 EXPR_LOCATION (exp).
7701 (expand_builtin_strncmp): Likewise.
7703 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7704 Manuel López-Ibáñez <manu@gcc.gnu.org>
7707 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7708 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7709 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7710 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7711 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7712 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7713 tree-inline.c, c-common.c, c-common.h, gimple.c,
7714 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7715 convert.c: Add location argument to fold_{unary,binary,ternary},
7716 fold_build[123], build_call_expr, build_size_arg,
7717 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7718 fold_build1_initializer, fold_build2_initializer,
7719 fold_build3_initializer, fold_build_call_array,
7720 fold_build_call_array_initializer, fold_single_bit_test,
7721 omit_one_operand, omit_two_operands, invert_truthvalue,
7722 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7723 combine_comparisons, fold_builtin_*, fold_call_expr,
7724 build_range_check, maybe_fold_offset_to_address, round_up,
7727 2009-07-16 Jason Merrill <jason@redhat.com>
7730 * c-common.c (c_common_reswords): Add __is_standard_layout
7732 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7733 * doc/implement-cxx.texi: New.
7734 * doc/gcc.texi: Include it.
7736 2009-07-16 DJ Delorie <dj@redhat.com>
7738 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7739 compares that may be indirectly affected by previous instructions.
7741 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7743 * builtins.c (do_mpc_arg2): New.
7744 (fold_builtin_2): Fold builtin cpow.
7745 * real.h (HAVE_mpc_pow): New.
7747 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7749 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7750 comparison to skip unprofitable schedule
7752 2009-07-16 Simon Baldwin <simonb@google.com>
7754 * gcc.c (option_map): New flag -no-canonical-prefixes.
7755 * (display_help): Print help text for new flag.
7756 * (process_command): Move options translation and language specifics
7757 and handle new flag early. Use it to set a function pointer to a
7758 prefix builder. Replace make_relative_prefix calls with calls to
7759 the function pointed to. Ignore new flag in regular options handling.
7760 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7762 2009-07-15 DJ Delorie <dj@redhat.com>
7764 * config/mep/mep.md (sibcall_internal): Change register to avoid
7766 (sibcall_value_internal): Likewise.
7768 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7770 PR rtl-optimization/40710
7771 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7773 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7775 * config/mips/mips.md (*extenddi_truncate<mode>,
7776 *extendsi_truncate<mode>): Change type attribute to move_type
7777 with shift_shift. Split out code handling exts from here ...
7778 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7780 (*extendhi_truncateqi): Change type attribute to move_type with
7781 shift_shift. Split out code handling exts from here ...
7782 (*extendhi_truncateqi_exts): ... to this new pattern.
7784 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7786 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7787 instead of "and" with inverted sign bit mask value. Use
7788 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7789 Allocate registers only for operand 4 and operand 5.
7791 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7794 * fold-const.c (fold_cond_expr_with_comparison): When folding
7795 < and <= to MIN, make sure the MIN uses the same type as the
7796 comparison's operands.
7798 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7800 * arm.md (ior_xor): New code iterator.
7801 (split for ior/xor with shift and zero-extend): New split pattern.
7802 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7804 2009-07-15 Richard Guenther <rguenther@suse.de>
7806 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7809 2009-07-15 Richard Guenther <rguenther@suse.de>
7812 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7814 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7816 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7817 handle 2.6.30 kernel.
7819 2009-07-15 DJ Delorie <dj@redhat.com>
7821 * config/mep/mep.md (sibcall_internal): Change register to allow
7822 for 24-bit addresses.
7823 (sibcall_value_internal): Likewise.
7825 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7827 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7828 that are enabled/disabled by the flags introduced by a previous patch.
7830 2009-07-14 DJ Delorie <dj@redhat.com>
7832 * config/mep/mep.md (sibcall_internal): Include non-toggling
7834 (sibcall_value_internal): Likewise.
7836 2009-07-14 Taras Glek <tglek@mozilla.com>
7837 Rafael Espindola <espindola@google.com>
7839 * doc/sourcebuild.texi: Document install-plugin target.
7840 * configure.ac: Added install-plugin target to language makefiles.
7841 * configure: Regenerate.
7842 * Makefile.in: (install-plugin): Install more headers,
7843 depend on lang.install-plugin.
7845 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7847 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7850 2009-07-14 DJ Delorie <dj@redhat.com>
7852 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7853 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7854 * config/mep/mep.md (sibcall_internal): Change test from
7855 mep_vliw_mode_match to mep_vliw_jmp_match.
7856 (sibcall_value_internal): Likewise.
7858 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7860 * config/i386/sse.md (copysign<mode>3): New expander.
7861 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7862 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7863 Use ix86_build_const_vector.
7864 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7865 IX86_BUILTIN_CPYSGNPD.
7866 (builtin_description): Add __builtin_ia32_copysignps and
7867 __builtin_ia32_copysignpd.
7868 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7869 and BUILT_IN_COPYSIGNF.
7871 2009-07-13 Jason Merrill <jason@redhat.com>
7873 * builtins.c (can_trust_pointer_alignment): New fn.
7874 (get_pointer_alignment): Factor it out from here.
7875 * tree.h: Declare it.
7877 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7879 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7882 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7886 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7888 2009-07-14 Richard Guenther <rguenther@suse.de>
7889 Andrey Belevantsev <abel@ispras.ru>
7892 * cfgexpand.c (partition_stack_vars): Do not bother to update
7893 alias information when not optimizing.
7895 2009-07-14 Richard Guenther <rguenther@suse.de>
7896 Andrey Belevantsev <abel@ispras.ru>
7898 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7899 (pt_solution_set): Likewise.
7900 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7901 * tree-ssa-structalias.c (pt_solution_set): New function.
7902 * final.c (rest_of_clean_state): Free SSA data structures.
7903 * print-rtl.c (print_decl_name): Remove.
7904 (print_mem_expr): Implement in terms of print_generic_expr.
7905 * alias.c (ao_ref_from_mem): New function.
7906 (rtx_refs_may_alias_p): Likewise.
7907 (true_dependence): Query alias-export info.
7908 (canon_true_dependence): Likewise.
7909 (write_dependence_p): Likewise.
7910 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7912 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7913 (mem_expr_equal_p): Use operand_equal_p.
7914 (set_mem_attributes_minus_bitpos): Do not use
7915 component_ref_for_mem_expr.
7916 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7917 (update_alias_info_with_stack_vars): Likewise.
7918 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7919 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7920 explicitly nor clear stmt operands.
7921 Free the decl-to-pointer map.
7922 * tree-optimize.c (execute_free_datastructures): Do not free
7923 SSA data structures here.
7924 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7925 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7926 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7928 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7930 2009-07-13 DJ Delorie <dj@redhat.com>
7932 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7933 unrolling at the right iteration count.
7935 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7938 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7940 * haifa-sched.c (rank_for_schedule): Introduced flags to
7941 enable/disable individual scheduling heuristics.
7942 * common.opt: Introduced flags to enable/disable individual
7943 heuristics in the scheduler.
7944 * doc/invoke.texi: Introduced flags to enable/disable individual
7945 heuristics in the scheduler.
7947 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7949 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7950 config/i386/mingw-tls.c.
7951 * config/i386/mingw-tls.c: Removed.
7953 2009-07-13 Ira Rosen <irar@il.ibm.com>
7955 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7956 checks access only relevant statements.
7957 (vectorizable_reduction): Likewise.
7959 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7961 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7962 just for 32-bit case.
7964 2009-07-12 Jan Hubicka <jh@suse.cz>
7966 PR tree-optimization/40585
7967 * except.c (expand_resx_expr): When there already is resume
7968 instruction, produce linked list.
7969 (build_post_landing_pads): Assert that resume is empty.
7970 (connect_post_landing_pads): Handle resume lists.
7971 (dump_eh_tree): Dump resume list.
7973 2009-07-12 Ira Rosen <irar@il.ibm.com>
7975 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7976 with additional argument.
7977 * tree-vectorizer.h (enum vect_def_type): Add
7978 vect_double_reduction_def.
7979 (vect_is_simple_reduction): Add argument.
7980 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7982 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7983 vect_is_simple_reduction with additional argument.
7984 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7986 (reduction_code_for_scalar_code): Handle additional codes by
7987 returning ERROR_MARK for them. Fix comment and indentation.
7988 (vect_is_simple_reduction): Fix comment, add argument to specify
7989 double reduction. Detect double reduction.
7990 (get_initial_def_for_induction): Fix indentation.
7991 (get_initial_def_for_reduction): Fix comment and indentation.
7992 Handle double reduction. Create initial definitions that do not
7993 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7994 (vect_create_epilog_for_reduction): Fix comment, add argument to
7995 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7996 epilogue result extraction. Create double reduction phi node and
7997 replace relevant uses.
7998 (vectorizable_reduction): Call vect_is_simple_reduction with
7999 additional argument. Fix indentation. Update epilogue code treatment
8000 according to the changes in reduction_code_for_scalar_code. Check
8001 for double reduction. Call vect_create_epilog_for_reduction with
8002 additional argument.
8003 * tree-vect-stmts.c (process_use): Handle double reduction, update
8005 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8006 (vect_get_vec_def_for_operand): Likewise.
8008 2009-07-12 Danny Smith <dansmister@gmail.com>
8010 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8011 dllexport if !TREE_PUBLIC.
8012 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8014 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8016 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8017 (avr_extra_arch_macro) Remove declatation.
8018 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8019 (avr_extra_arch_macro) Declare as static.
8020 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8022 2009-07-11 Jan Hubicka <jh@suse.cz>
8025 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8027 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8030 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8031 cold_in_std_section bits.
8032 (dwarf2out_begin_prologue): Initialize them.
8033 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8034 if already covered by text_section or cold_text_section range.
8036 PR rtl-optimization/40667
8037 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8038 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8039 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8040 * config/i386/i386.c (ix86_minimum_alignment): New function.
8041 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8042 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8043 * emit-rtl.c (gen_reg_rtx): Likewise.
8044 * function.c (assign_parms): Likewise. If nominal_type needs
8045 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8046 rather than passed_type's alignment.
8049 * function.c (assign_parm_setup_stack): Adjust
8050 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8051 from nominal_mode on big endian.
8053 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8055 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8057 2009-07-10 DJ Delorie <dj@redhat.com>
8059 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8061 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8063 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8065 (thumb2_cbnz): Likewise.
8067 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8070 * config.gcc (supported_defaults): Add synci.
8071 (with_synci): Add validation.
8072 (all_defaults): Add synci.
8073 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8076 * config/mips/mips.opt (msynci): New option.
8077 * config/mips/mips.c (mips_override_options): Warn on use of
8078 -msynci for targets that do now support it.
8079 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8081 * gcc/doc/invoke.texi (-msynci): Document the new option.
8082 * doc/install.texi (--with-synci): Document the new option.
8084 2009-07-10 Richard Guenther <rguenther@suse.de>
8086 PR tree-optimization/40496
8087 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8088 the PHI result with a compatible type.
8090 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8094 * c.opt (Wunused-result): New.
8095 * doc/invoke.texi: Document it.
8096 * c-common.c (c_warn_unused_result): Use it.
8098 2009-07-09 DJ Delorie <dj@redhat.com>
8100 * targhooks.c (default_target_can_inline_p): Rename from
8101 default_target_option_can_inline_p.
8102 * targhooks.h (default_target_can_inline_p): Likewise.
8103 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8104 TARGET_OPTION_CAN_INLINE_P.
8105 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8106 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8107 (mep_target_can_inline_p): Rename from
8108 mep_target_option_can_inline_p.
8111 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8112 registers used to pass vectors.
8114 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8116 2009-07-09 Tom Tromey <tromey@redhat.com>
8118 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8119 * config/mmix/mmix.c: Include dwarf2.h.
8120 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8121 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8122 * config/sh/sh.c: Include dwarf2.h.
8123 * config/i386/i386.c: Include dwarf2.h.
8124 * Makefile.in (DWARF2_H): Remove 'elf'.
8125 * except.c: Include dwarf2.h.
8126 * unwind-dw2.c: Include dwarf2.h.
8127 * dwarf2out.c: Include dwarf2.h.
8128 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8129 * unwind-dw2-fde.c: Include dwarf2.h.
8130 * dwarf2asm.c: Include dwarf2.h.
8132 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8134 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8135 (max_issue): Use it.
8136 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8138 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8139 (region_sched_info): Update.
8140 * sched-ebb.c (ebb_sched_info): Update.
8141 * modulo-sched.c (sms_sched_info): Update.
8142 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8144 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8146 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8148 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8150 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8152 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8155 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8156 arg1 with arg01 if arg1 is already INTEGER_CST.
8158 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8160 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8161 Transform (and (truncate)) into (truncate (and)).
8163 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8165 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8166 creating LHS paradoxical subregs. Fix surrounding returns to
8167 use NULL_RTX rather than 0.
8169 2009-07-08 DJ Delorie <dj@redhat.com>
8171 * config/mep/mep.c: (mep_option_can_inline_p): New.
8172 (TARGET_OPTION_CAN_INLINE_P): Define.
8174 2009-07-08 Mark Wielaard <mjw@redhat.com>
8177 * dwarf2out.c (add_data_member_location_attribute): When we have
8178 only a constant offset don't emit a new location description using
8179 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8182 2009-07-08 Richard Henderson <rth@redhat.com>
8185 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8186 (enum reg_class): Add CLOBBERED_REGS.
8187 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8188 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8189 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8190 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8191 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8192 force 64-bit sibcalls into R11.
8193 * config/i386/constraints.md (U): New constraint.
8194 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8195 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8196 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8198 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8200 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8202 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8203 * ebitmap.h (dump_ebitmap): Ditto.
8204 * optabs.h (optab_libfunc): Ditto.
8205 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8206 * tree-flow.h (vect_can_force_dr_alignment_p,
8207 get_vectype_for_scalar_type): Ditto.
8208 (vectorize_loops): Move prototype to ...
8209 * tree-vectorizer.h: ... here. Also, adjust comment.
8210 (vect_set_verbosity_level): Remove duplicate prototype.
8211 * tree-ssa-loop.c: Include tree-vectorizer.h.
8212 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8214 2009-07-08 Nick Clifton <nickc@redhat.com>
8216 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8219 2009-07-08 DJ Delorie <dj@redhat.com>
8221 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8222 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8223 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8225 * config/mep/intrinsics.md: Regenerated.
8226 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8227 registers when asm() or calls are detected.
8229 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8232 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8234 * gimple (gimple_build_call_from_tree): Likewise.
8235 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8236 no_warning flag before warning.
8238 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8240 * tree.c (set_expr_locus): Remove.
8241 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8242 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8244 * gimplify.c (internal_get_tmp_var): Likewise.
8245 (gimplify_call_expr): Likewise.
8246 (gimplify_one_sizepos): Likewise.
8248 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8251 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8252 to variables for debugging purposes.
8254 2009-06-23 Mark Loeser <mark@halcy0n.com>
8257 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8259 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8261 * pretty-print.c (pp_base_format): Remove %J.
8262 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8263 gcc_cxxdiag_char_table): Likewise.
8264 (init_dynamic_diag_info): Likewise.
8266 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8268 * pretty-print.c (pp_base_format): Remove %H.
8269 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8270 gcc_cxxdiag_char_table): Likewise.
8271 (init_dynamic_diag_info): Likewise.
8272 * config/mep/mep.c (mep_select_section): Likewise.
8274 2009-07-07 Duncan Sands <baldrick@free.fr>
8276 * final.c (pass_clean_state): Give the pass a name.
8277 * passes.c (pass_rest_of_compilation): Likewise.
8278 * tree-optimize.c (pass_all_optimizations): Likewise.
8280 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8282 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8283 an extra 'decl' for error_at.
8285 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8288 * tree-tailcall.c (adjust_return_value_with_ops,
8289 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8290 if it has complex or vector type.
8292 2009-07-07 Olivier Hainque <hainque@adacore.com>
8294 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8297 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8299 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8301 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8303 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8304 * c-decl.c: Likewise.
8305 * function.c: Likewise.
8306 * varasm.c: Likewise.
8307 * tree-ssa.c: Likewise.
8308 * c-common.c: Likewise.
8309 * tree-cfg.c: Likewise.
8310 * config/spu/spu.c: Likewise.
8311 * config/ia64/ia64.c: Likewise.
8312 * config/v850/v850.c: Likewise.
8314 2009-07-06 DJ Delorie <dj@redhat.com>
8316 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8317 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8318 unspecified accesses to control registers.
8319 * config/mep/intrinsics.md: Regenerate.
8320 * config/mep/intrinsics.h: Regenerate.
8321 * config/mep/mep-intrin.h: Regenerate.
8323 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8325 * c-lex.c: Replace %H by an explicit location. Update all calls.
8326 * c-common.c: Likewise.
8327 * c-decl.c: Likewise.
8328 * c-typeck.c: Likewise.
8329 * fold-const.c: Likewise.
8330 * gimplify.c: Likewise.
8332 * tree-cfg.c: Likewise.
8333 * tree-ssa-loop-niter.c: Likewise.
8334 * tree-vrp.c: Likewise.
8335 * value-prof.c: Likewise.
8337 2009-07-06 Diego Novillo <dnovillo@google.com>
8339 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8340 if it has one. Handle cases where VAR does not have an
8341 annotation or cfun is NULL.
8343 2009-07-06 Diego Novillo <dnovillo@google.com>
8345 * tree.c: Include debug.h.
8346 (initialize_tree_contains_struct): New.
8347 (init_ttree): Call it.
8348 (tree_node_structure_for_code): Factor out of ...
8349 (tree_node_structure): ... here.
8350 * treestruct.def (TS_PHI_NODE): Remove.
8351 (TS_GIMPLE_STATEMENT): Remove.
8353 2009-07-06 Diego Novillo <dnovillo@google.com>
8355 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8356 (debug_tree_chain): Handle cycles.
8358 2009-07-06 Nick Clifton <nickc@redhat.com>
8359 DJ Delorie <dj@redhat.com>
8361 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8362 __FMOVD_ENABLED__ is defined.
8364 (TARGET_FMOVD): Provide a default definition.
8365 (MASK_FMOVD): Likewise.
8366 (TARGET_CPU_CPP_BUILTINS): Define
8367 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8368 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8369 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8370 (split for DF load from memory into register): Also handle
8371 MEMs which consist of REG+DISP addressing.
8372 (split for DF store from register to memory): Likewise.
8373 (movsf_ie): Always use single fp_mode.
8374 * config/sh/sh.c (sh_override_options): Do not automatically
8375 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8376 that to the -mfmovd command line switch.
8377 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8378 (fldi_ok): Always allow.
8379 * config/sh/sh.opt (mfmovd): Remove this switch.
8380 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8382 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8383 Kaz Kojima <kkojima@gcc.gnu.org>
8385 PR rtl-optimization/30807
8386 * postreload.c (reload_combine): For every new use of REG_SUM,
8387 record the use of BASE.
8389 2009-07-06 Jan Hubicka <jh@suse.cz>
8391 * params.def: Revert my accidental commit at 2009-06-30.
8393 2009-07-04 Ian Lance Taylor <iant@google.com>
8396 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8398 (mingw_format_attribute_overrides): Likewise.
8400 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8403 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8404 don't check cfa.reg. Instead of cfa.indirect use
8405 fde && fde->drap_reg != INVALID_REGNUM test.
8407 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8409 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8411 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8414 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8416 2009-07-03 Richard Guenther <rguenther@suse.de>
8418 PR tree-optimization/40640
8419 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8422 2009-07-03 Jan Hubicka <jh@suse.cz>
8424 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8425 for size, reduce amount of inlining.
8427 2009-07-03 Richard Guenther <rguenther@suse.de>
8430 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8431 if t +- x is known to not overflow and the conversion widens the
8433 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8435 2009-07-03 Jan Hubicka <jh@suse.cz>
8437 * ipa-pure-const.c (analyze): Update loop optimizer init.
8438 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8439 try_remove_empty_loop, remove_empty_loops): Remove.
8440 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8441 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8442 to mark regular loops as neccesary.
8443 (degenerate_phi_p): New function.
8444 (propagate_necessity, remove_dead_phis): Use it.
8445 (forward_edge_to_pdom): Likewise.
8446 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8447 virtual PHI nodes that became unreachable.
8448 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8449 * tree-flow.h (remove_empty_loops): Remove.
8450 * passes.c (init_optimization_passes): Remove.
8452 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8454 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8455 can_create_pseudo_p.
8456 (*fix_trunc<mode>_i387_1): Ditto.
8457 (*floathi<mode>2_1): Ditto.
8458 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8459 (*fistdi2_1): Ditto.
8460 (*fist<mode>2_1): Ditto.
8461 (frndintxf2_floor): Ditto.
8462 (*fist<mode>2_floor_1): Ditto.
8463 (frndintxf2_ceil): Ditto.
8464 (*fist<mode>2_ceil_1): Ditto.
8465 (frndintxf2_trunc): Ditto.
8466 (frndintxf2_mask_pm): Ditto.
8467 (fxam<mode>2_i387_with_temp): Ditto.
8468 * config/i386/sse.md (mulv16qi3): Ditto.
8469 (*sse2_mulv4si3): Ditto.
8471 (sse4_2_pcmpestr): Ditto.
8472 (sse4_2_pcmpistr): Ditto.
8474 2009-07-03 Jan Hubicka <jh@suse.cz>
8476 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8477 (mark_stmt_necessary): Set it.
8478 (mark_operand_necessary): Set it.
8479 (mark_control_dependent_edges_necessary): Set it.
8480 (mark_virtual_phi_result_for_renaming): New function.
8481 (get_live_post_dom): New function.
8482 (forward_edge_to_pdom): New function.
8483 (remove_dead_stmt): Fix handling of control dependences.
8484 (tree_dce_init): Init new bitmap.
8485 (tree_dce_done): Free it.
8487 2009-07-02 Richard Guenther <rguenther@suse.de>
8490 * tree-ssa-structalias.c (new_var_info): Initialize
8493 2009-07-02 Jan Hubicka <jh@suse.cz>
8495 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8498 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8500 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8501 instead of recomputing it. Adjust calls.
8502 (emit_store_flag): Adjust recursive calls.
8504 2009-07-02 Richard Guenther <rguenther@suse.de>
8506 * tree-ssa-live.c (remove_unused_locals): Do not remove
8508 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8509 of DECL_EXTERNAL for HEAP variables.
8510 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8511 HEAP variables. Do not adjust RESTRICT vars.
8512 (find_what_var_points_to): Nobody cares if something
8515 2009-07-02 Ben Elliston <bje@au.ibm.com>
8517 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8518 pc_low and pc_high declarations to the top of the function.
8520 2009-07-01 DJ Delorie <dj@redhat.com>
8522 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8524 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8525 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8526 unspecified accesses to control registers.
8527 * config/mep/intrinsics.md: Regenerate.
8528 * config/mep/intrinsics.h: Regenerate.
8529 * config/mep/mep-intrin.h: Regenerate.
8531 2009-07-01 Anthony Green <green@moxielogic.com>
8533 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8534 instruction when possible.
8535 (moxie_expand_prologue): Ditto. Also, save an instruction and
8536 some complexity by popping off of $r12 instead of $sp.
8537 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8540 2009-07-01 Richard Henderson <rth@redhat.com>
8543 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8544 contained no insns, reposition note before last insn.
8546 2009-07-01 Richard Henderson <rth@redhat.com>
8549 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8550 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8552 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8555 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8556 darwin9 for printing reg addresses with %y.
8558 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8560 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8561 truncation from operands in binary operations.
8563 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8566 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8567 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8568 subreg of op0 to the original op0.
8570 * expmed.c (store_bit_field_1): Use a temporary as the destination
8571 instead of a paradoxical subreg when we need to truncate the result.
8573 2009-07-01 DJ Delorie <dj@redhat.com>
8575 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8576 names to VLIW variants.
8577 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8578 * config/mep/intrinsics.md: Regenerate.
8579 * config/mep/intrinsics.h: Regenerate.
8580 * config/mep/mep-intrin.h: Regenerate.
8582 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8585 * jump.c (returnjump_p): Revert last patch.
8586 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8588 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8591 * pa.md (casesi32p): Use jump table label to determine the offset
8593 (casesi64p): Likewise.
8595 * pa.c (forward_branch_p): Return bool type. Use instruction
8596 addresses when available. Assert that INSN has a jump label.
8597 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8600 2009-07-01 Richard Guenther <rguenther@suse.de>
8602 PR tree-optimization/19831
8603 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8604 that only act as barriers do not make any previous stores necessary.
8605 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8606 HEAP variables global, do not add a constraint from nonlocal.
8607 (find_func_aliases): Handle escapes through return statements.
8608 (compute_points_to_sets): Make escaped HEAP variables global.
8610 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8613 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8614 after reducing a DImode cstore to SImode.
8616 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8618 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8619 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8621 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8623 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8624 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8626 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8627 and umod_optab if TARGET_BSD_DIVMOD.
8628 * config/vax/lib1funcs.asm: New file.
8629 * config/vax/t-linux: New file.
8630 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8632 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8635 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8636 to type arguments that have void type.
8639 * dwarf2out.c (gen_formal_parameter_die): Call
8640 equate_decl_number_to_die if node is different from origin.
8642 2009-06-30 Anthony Green <green@moxielogic.com>
8644 Clean up moxie port for --enable-build-with-cxx.
8645 * config/moxie/moxie.c (moxie_function_value): First two
8646 parameters are const_tree, not tree.
8647 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8648 (REG_CLASS_NAMES): Ditto.
8649 (REGNO_REG_CLASS): Ditto.
8650 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8651 (moxie_function_value): Fix constyness of arguments.
8653 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8655 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8656 finalize_size_functions before further processing.
8657 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8658 (variable_size): Call self_referential_size on size expressions
8659 that contain a PLACEHOLDER_EXPR.
8660 (size_functions): New static variable.
8661 (copy_self_referential_tree_r): New static function.
8662 (self_referential_size): Likewise.
8663 (finalize_size_functions): New global function.
8664 * tree.c: Include tree-inline.h.
8665 (push_without_duplicates): New static function.
8666 (find_placeholder_in_expr): New global function.
8667 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8669 <tcc_expression>: Likewise.
8670 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8671 the call in the expression.
8672 * tree.h (finalize_size_functions): Declare.
8673 (find_placeholder_in_expr): Likewise.
8674 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8675 (substitute_placeholder_in_expr): Update comment.
8676 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8678 (copy_tree_body_r): Likewise.
8679 (copy_tree_body): New static function.
8680 (maybe_inline_call_in_expr): New global function.
8681 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8682 (maybe_inline_call_in_expr): Declare.
8683 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8684 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8687 2009-06-30 Richard Guenther <rguenther@suse.de>
8689 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8691 (propagate_necessity): Do not mark reaching defs of stores
8694 2009-06-30 Jan Hubicka <jh@suse.cz>
8696 * cfgloopanal.c (check_irred): Move into ...
8697 (mark_irreducible_loops): ... here; return true if ireducible
8699 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8700 (analyze_function): Try to prove loop finiteness.
8701 * cfgloop.h (mark_irreducible_loops): Update prototype.
8702 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8704 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8706 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8708 2009-06-30 Ira Rosen <irar@il.ibm.com>
8710 PR tree-optimization/40542
8711 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8714 2009-06-30 Martin Jambor <mjambor@suse.cz>
8716 PR tree-optimization/40582
8717 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8718 than useless_type_conversion_p.
8719 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8722 2009-06-30 Martin Jambor <mjambor@suse.cz>
8725 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8727 2009-06-30 Richard Guenther <rguenther@suse.de>
8729 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8730 use ao_ref references.
8731 (walk_aliased_vdefs): Likewise.
8732 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8733 * tree-ssa-dce.c (struct ref_data): Remove.
8734 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8735 (mark_aliased_reaching_defs_necessary): Adjust.
8736 (mark_all_reaching_defs_necessary_1): Likewise.
8738 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8741 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8742 (emit_store_flag_1): Extract from emit_store_flag, adjust
8743 calls to (what now is) emit_cstore.
8744 (emit_store_flag): Call emit_store_flag_1 and also use it
8745 for what used to be recursive calls.
8747 2009-06-30 Wei Guozhi <carrot@google.com>
8750 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8751 if the target bb post dominates from bb.
8752 * config/i386/i386.c (memory_address_length): Check existence of base
8753 register before using it.
8755 2009-06-30 Nick Clifton <nickc@redhat.com>
8756 DJ Delorie <dj@redhat.com>
8758 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8759 __FMOVD_ENABLED__ is defined.
8761 (TARGET_FMOVD): Provide a default definition.
8762 (MASK_FMOVD): Likewise.
8763 (TARGET_CPU_CPP_BUILTINS): Define
8764 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8765 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8766 two fmov instructions depending upon whether TARGET_FMOVD is
8768 (split for DF load from memory into register): Also handle
8769 MEMs which consist of REG+DISP addressing.
8770 (split for DF store from register to memory): Likewise.
8771 * config/sh/sh.opt (mfmovd): Remove this switch.
8772 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8773 * config/sh/sh.c (sh_override_options): Do not automatically
8774 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8775 that to the -mfmovd command line switch.
8777 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8779 (fldi_ok): Always allow.
8780 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8782 2009-06-29 DJ Delorie <dj@redhat.com>
8784 * doc/install.texi (mep-x-elf): Correct chip's full name.
8786 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8788 * doc/extend.texi: Fix typo.
8790 2009-06-29 Tom Tromey <tromey@redhat.com>
8793 * Makefile.in (DWARF2_H): New variable.
8795 (dwarf2out.o): Likewise.
8796 (dwarf2asm.o): Likewise.
8797 * config/i386/t-i386: Use DWARF2_H.
8798 * except.c: Include elf/dwarf2.h.
8799 * unwind-dw2.c: Include elf/dwarf2.h.
8800 * dwarf2out.c: Include elf/dwarf2.h.
8801 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8802 <dtprel>: New field.
8803 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8804 (size_of_loc_descr): Likewise.
8805 (output_loc_operands_raw): Likewise.
8806 (output_loc_operands): Handle new dtprel field.
8807 (loc_checksum): Update.
8808 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8809 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8810 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8811 * dwarf2asm.c: Include elf/dwarf2.h.
8812 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8813 * config/mmix/mmix.c: Include elf/dwarf2.h.
8814 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8815 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8816 * config/sh/sh.c: Include elf/dwarf2.h.
8817 * config/i386/i386.c: Include elf/dwarf2.h.
8819 2009-06-29 DJ Delorie <dj@redhat.com>
8821 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8823 * doc/extend.texi: Add MeP attributes and pragmas.
8824 * doc/invoke.text: Add MeP Options.
8825 * doc/contrib.texi: Add MeP contribution.
8826 * doc/md.texi: Add MeP constraints.
8827 * doc/install.texi: Add MeP target.
8829 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8831 * target.h (struct gcc_target): Add frame_pointer_required field.
8832 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8833 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8834 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8836 * reload1.c (update_eliminables): (Ditto.).
8837 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8838 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8839 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8841 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8843 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8844 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8845 (arm_frame_pointer_required): New function.
8847 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8848 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8849 (avr_frame_pointer_required_p): Declare as static.
8850 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8852 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8853 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8854 (bfin_frame_pointer_required): Make as static, change return type
8856 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8858 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8859 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8860 (cris_frame_pointer_required): New function.
8862 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8864 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8865 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8866 (fr30_frame_pointer_required): New function.
8868 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8869 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8870 (frv_frame_pointer_required): Make as static, change return type
8872 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8874 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8875 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8876 (ix86_frame_pointer_required): Make as static, change return type to
8878 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8880 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8881 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8883 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8885 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8887 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8889 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8890 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8891 (mips_frame_pointer_required): Make as static.
8892 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8894 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8895 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8896 (mmix_frame_pointer_required): Mew function.
8898 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8899 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8901 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8903 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8905 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8907 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8908 (CAN_ELIMINATE): Redefine.
8909 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8910 (sparc_frame_pointer_required): New function.
8911 (sparc_can_eliminate): New function.
8912 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8914 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8915 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8917 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8918 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8919 (xtensa_frame_pointer_required): Make as static, change return type
8921 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8924 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8926 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8927 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8928 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8929 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8930 (register_callback): Handle PLUGIN_START_UNIT.
8931 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8933 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8935 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8937 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8938 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8940 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8942 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8945 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8947 * doc/extend.texi (Additional Floating Types): __float128 is also
8948 supported on i386 targets.
8950 2009-06-29 Richard Guenther <rguenther@suse.de>
8953 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8955 (pt_solutions_same_restrict_base): Declare.
8956 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8958 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8959 (make_constraint_from, make_copy_constraint): Move earlier.
8960 (make_constraint_from_heapvar): New function.
8961 (make_constraint_from_restrict): Likewise.
8962 (handle_lhs_call): Use it.
8963 (find_func_aliases): Use it to track conversions to restrict
8965 (struct fieldoff): Add only_restrict_pointers flag.
8966 (push_fields_onto_fieldstack): Initialize it.
8967 (create_variable_info_for): Track global restrict qualified pointers.
8968 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8969 Track restrict qualified pointer arguments.
8970 (set_uids_in_ptset): Use varinfo is_global_var flag.
8971 (find_what_var_points_to): Set the vars_contains_restrict flag.
8972 Always create the points-to solution for sets including restrict tags.
8973 (pt_solutions_same_restrict_base): New function.
8974 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8975 qualified pointers use pt_solutions_same_restrict_base as
8976 additional source for disambiguation.
8978 2009-06-29 Richard Guenther <rguenther@suse.de>
8981 * alias.c (find_base_decl): Remove.
8982 (get_deref_alias_set_1): Remove restrict handling.
8983 * c-common.c (c_apply_type_quals_to_decl): Do not set
8984 DECL_POINTER_ALIAS_SET.
8985 * gimplify.c (find_single_pointer_decl_1): Remove.
8986 (find_single_pointer_decl): Likewise.
8987 (internal_get_tmp_var): Remove restrict handling.
8988 (gimple_regimplify_operands): Likewise.
8989 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8990 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8991 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8992 * tree.c (restrict_base_for_decl): Remove.
8993 (init_ttree): Do not allocate it.
8994 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8995 LABEL_DECL_UID for label decls.
8996 (copy_node_stat): Do not copy restrict information.
8997 (decl_restrict_base_lookup): Remove.
8998 (decl_restrict_base_insert): Likewise.
8999 (print_restrict_base_statistics): Likewise.
9000 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9001 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9002 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9003 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9004 (LABEL_DECL_UID): Adjust.
9005 (DECL_BASED_ON_RESTRICT_P): Remove.
9006 (DECL_GET_RESTRICT_BASE): Likewise.
9007 (SET_DECL_RESTRICT_BASE): Likewise.
9008 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9010 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9011 instead of DECL_POINTER_ALIAS_SET.
9012 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9013 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9014 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9016 2009-06-29 Richard Guenther <rguenther@suse.de>
9018 PR tree-optimization/40579
9019 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9020 the IL to simplify has constants that overflowed.
9022 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9024 PR tree-optimization/40550
9025 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9026 vector_compute_type only when the size of vector_compute_type is
9027 less than the size of type.
9029 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9031 * fold-const.c (contains_label_1): Fix comments.
9032 (contains_label_p): Do not walk trees multiple time.
9034 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9036 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9037 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9038 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9039 ix86_fp_comparison_operator.
9040 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9041 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9042 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9043 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9044 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9045 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9046 (related splits): Change predicate to ix86_fp_comparison_operator.
9047 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9048 instead of ix86_fp_comparison_codes.
9049 (ix86_trivial_fp_comparison_operator,
9050 ix86_fp_comparison_operator): New.
9051 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9052 (ix86_expand_compare): Eliminate last two parameters.
9053 (ix86_fp_jump_nontrivial_p): Kill.
9054 * config/i386/i386.c (put_condition_code): Eliminate call to
9055 ix86_fp_comparison_codes and subsequent assertion.
9056 (ix86_fp_comparison_codes): Eliminate.
9057 (ix86_fp_swap_condition): New.
9058 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9059 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9060 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9061 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9062 and ix86_fp_swap_condition.
9063 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9064 Use ix86_fp_comparison_strategy.
9065 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9066 (ix86_fp_jump_nontrivial_p): Eliminate.
9067 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9068 call to ix86_expand_compare.
9069 (ix86_split_fp_branch, ix86_expand_setcc,
9070 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9071 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9073 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9075 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9076 related to jump_clobbers.
9077 * config/arm/arm.md (conds): Remove jump_clob case.
9078 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9079 splits): Change comparison_operator to arm_comparison_operator.
9080 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9083 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9085 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9086 condition for floating point modes.
9087 * expmed.c (emit_store_flag_1): Move here a bigger part
9089 (emit_store_flag): Try swapping the condition for floating point
9091 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9093 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9095 * expr.c (expand_expr_real_1): Just use do_store_flag.
9096 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9097 emit_store_flag_force.
9098 * expmed.c (emit_store_flag_force): Copy here trick
9099 previously in expand_expr_real_1. Try reversing the comparison.
9100 (emit_store_flag_1): Work if target is NULL.
9101 (emit_store_flag): Work if target is NULL, using the result mode
9102 from the comparison. Use split_comparison, restructure final part
9103 to simplify conditionals.
9105 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9107 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9108 * dojump.c (do_jump): Change handling of floating-point
9109 ops to use just do_compare_and_jump.
9110 (split_comparison): New.
9111 (do_compare_rtx_and_jump): Add here logic coming previously
9112 in do_jump, using split_comparison.
9114 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9117 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9119 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9121 * tree-ssa-alias.c: Fix unintentional commit.
9123 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9125 * passes.c (execute_one_pass): Fix unintentional commit.
9127 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9129 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9130 (df_rd_local_compute, df_md_local_compute): Inline them.
9132 (df_md_scratch): New.
9133 (df_md_alloc, df_md_free): Allocate/free it.
9134 (df_md_local_compute): Only include live registers in init.
9135 (df_md_transfer_function): Prune the in-set computed by
9136 the confluence function, and the gen-set too.
9138 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9140 PR rtl-optimization/26854
9141 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9142 * df-problems.c (df_rd_add_problem): Fix comment.
9143 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9144 df_md_simulate_artificial_defs_at_top,
9145 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9146 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9147 df_md_transfer_function, df_md_init, df_md_confluence_0,
9148 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9149 problem_MD, df_md_add_problem): New.
9150 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9151 df_md_get_bb_info): New.
9152 (DF_LAST_PROBLEM_PLUS1): Adjust.
9154 * Makefile.in (fwprop.o): Include domwalk.h.
9155 * fwprop.c: Include domwalk.h.
9156 (reg_defs, reg_defs_stack): New.
9157 (bitmap_only_bit_between): Remove.
9158 (process_defs): New.
9159 (process_uses): Use reg_defs and local_md instead of
9160 bitmap_only_bit_between and local_rd.
9161 (single_def_use_enter_block): New, from build_single_def_use_links.
9162 (single_def_use_leave_block): New.
9163 (build_single_def_use_links): Remove code moved to
9164 single_def_use_enter_block, invoke domwalk.
9165 (use_killed_between): Adjust comment.
9167 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9169 * bitmap.h (bitmap_ior_and_into): New.
9170 * bitmap.c (bitmap_ior_and_into): New.
9172 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9174 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9175 before_dom_children_before_stmts and after_dom_children_after_stmts.
9176 Rename the two remaining callbacks to just before_dom_children and
9177 after_dom_children. Remove other GIMPLE statement walking bits.
9178 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9179 * graphite.c: Do not include domwalk.h.
9180 * tree-into-ssa.c (interesting_blocks): New global.
9181 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9182 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9183 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9184 now that they're not domwalk callbacks.
9185 (rewrite_initialize_block): Rename to...
9186 (rewrite_enter_block): ... this, place after called functions. Test
9187 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9188 (rewrite_finalize_block): Rename to...
9189 (rewrite_leave_block): ... this, place after called functions.
9190 (rewrite_update_init_block): Rename to...
9191 (rewrite_update_enter_block): ... this, place after called functions.
9192 Test interesting_blocks, call rewrite_update_stmt and
9193 rewrite_update_phi_arguments.
9194 (rewrite_update_fini_block): Rename to...
9195 (rewrite_leave_block): ... this, place after called functions.
9196 (rewrite_blocks): Remove last argument, simplify initialization of
9198 (mark_def_sites_initialize_block): Rename to...
9199 (mark_def_sites_block): ... this, call mark_def_sites.
9200 (mark_def_sites_blocks): Remove argument, simplify initialization of
9202 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9203 (update_ssa): Likewise.
9204 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9206 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9207 (dom_opt_initialize_block): Rename to...
9208 (dom_opt_enter_block): ... this, place after called functions. Walk
9209 statements here, inline propagate_to_outgoing_edges.
9210 (dom_opt_finalize_block): Rename to...
9211 (dom_opt_leave_block): ... this, place after called functions.
9212 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9214 (dse_enter_block, dse_record_phi): New.
9215 (dse_record_phis): Delete.
9216 (dse_finalize_block): Rename to...
9217 (dse_leave_block): ... this.
9218 (tree_ssa_dse): Simplify initialization of walk_data.
9219 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9220 Adjust initialization of walk_data.
9221 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9222 * tree-ssa-loop-phiopt.c (get_non_trapping):
9223 Adjust initialization of walk_data.
9224 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9225 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9226 it's not a domwalk callback.
9227 (uncprop_initialize_block): Rename to...
9228 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9229 (dse_finalize_block): Rename to...
9230 (dse_leave_block): ... this.
9231 (tree_ssa_uncprop): Simplify initialization of walk_data.
9232 * Makefile.in: Adjust dependencies.
9234 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9236 * arm.md (casesi): Fix test for Thumb1.
9237 (thumb1_casesi_internal_pic): Likewise.
9238 (thumb1_casesi_dispatch): Likewise.
9240 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9242 * config/arm/arm-cores.def: Added core cortex-m0.
9243 * config/arm/arm-tune.md: Regenerated.
9244 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9246 2009-06-26 DJ Delorie <dj@redhat.com>
9248 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9250 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9251 the scheduler doesn't tag jump insns.
9253 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9255 * c-decl.c (merge_decls): Re-indent.
9257 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9260 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9261 Special-case decimal float constants.
9263 2009-06-26 Richard Henderson <rth@redhat.com>
9265 * function.h (struct function): Add cannot_be_copied_reason,
9266 and cannot_be_copied_set.
9267 * tree-inline.c (has_label_address_in_static_1): Rename from
9268 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9269 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9270 don't set inline_forbidden_reason.
9271 (copy_forbidden): New function, split out of inline_forbidden_p.
9272 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9273 (inline_forbidden_p): Use copy_forbidden.
9274 (tree_versionable_function_p): Likewise.
9275 (inlinable_function_p): Merge into tree_inlinable_function_p.
9276 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9277 * ipa-cp.c (ipcp_versionable_function_p): New function.
9278 (ipcp_cloning_candidate_p): Use it.
9279 (ipcp_node_modifiable_p): Likewise.
9281 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9283 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9284 that is marked not to be inlined. Remove flag_mudflap use.
9285 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9286 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9288 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9291 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9292 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9294 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9296 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9298 (__mingwthr_remove_key_dtor): Likewise.
9300 2009-06-26 Richard Guenther <rguenther@suse.de>
9302 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9304 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9307 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9308 try the non-cond_exec path also.
9310 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9313 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9314 (output_cbranch): Use new functions.
9315 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9318 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9319 Pat Haugen <pthaugen@us.ibm.com>
9320 Revital Eres <ERES@il.ibm.com>
9322 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9323 for %c error. Add %x support to print VSX registers as a unified
9324 register set, instead of separate float and altivec registers.
9325 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9326 %y case, and add support for VSX pre-modify addresses.
9327 (output_toc): Add assert for CONST containing an integer constant
9329 (rs6000_adjust_cost): Add POWER7 support.
9330 (insn_must_be_first_in_group): Ditto.
9331 (insn_must_be_last_in_group): Ditto.
9332 (rs6000_emit_popcount): Ditto.
9333 (rs6000_vector_mode_supported_p): Ditto.
9335 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9336 Change some of the functions called by macros to being called
9337 through a pointer, so debug functions can be inserted if
9338 -mdebug=addr or -mdebug=cost.
9339 (rs6000_preferred_reload_class_ptr): Ditto.
9340 (rs6000_secondary_reload_class_ptr): Ditto.
9341 (rs6000_secondary_memory_needed_ptr): Ditto.
9342 (rs6000_cannot_change_mode_class_ptr): Ditto.
9343 (rs6000_secondary_reload_inner): Ditto.
9344 (rs6000_legitimize_reload_address): Ditto.
9345 (rs6000_legitimize_reload_address_ptr): Ditto.
9346 (rs6000_mode_dependent_address): Ditto.
9347 (rs6000_mode_dependent_address_ptr): Ditto.
9349 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9350 function to return true if the mode allows reg + integer
9352 (virtual_stack_registers_memory_p): New function to return true if
9353 the address refers to a virtual stack register.
9354 (rs6000_legitimate_offset_address_p): Move code to say whether a
9355 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9357 (rs6000_legitimate_address_p): Add checks for modes that only can
9358 do reg+reg addressing. Start adding VSX support.
9359 (rs6000_legitimize_reload_address): Ditto.
9360 (rs6000_legitimize_address): Ditto.
9361 (rs6000_debug_legitimate_address_p): New debug functions for
9362 -mdebug=addr and -mdebug=cost.
9363 (rs6000_debug_rtx_costs): Ditto.
9364 (rs6000_debug_address_costs): Ditto.
9365 (rs6000_debug_adjust_cost): Ditto.
9366 (rs6000_debug_legitimize_address): Ditto.
9367 (rs6000_legitimize_reload_address_ptr): Point to call normal
9368 function or debug function. Make functions called via pointer
9370 (rs6000_mode_dependent_address_ptr): Ditto.
9371 (rs6000_secondary_reload_class_ptr): Ditto.
9372 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9373 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9374 into a friendlier error.
9375 (rs6000_init_builtins): Add initial VSX support.
9376 (rs6000_adjust_cost): Fix some spacing issues.
9378 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9379 (REG_CLASS_NAMES): Ditto.
9380 (REG_CLASS_CONTENTS): Ditto.
9381 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9382 pointer, to add -mdebug=addr support.
9383 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9384 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9385 -mdebug=addr support.
9386 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9387 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9388 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9390 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9392 (bswapsi*): Set attribute types for load/store. Add combiner
9393 patterns to eliminate zero extend on 64-bit.
9394 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9395 stdbrx if the hardware supports those instructions.
9397 2009-06-25 Ian Lance Taylor <iant@google.com>
9399 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9400 (Link Options): Document -static-libstdc++.
9402 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9405 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9406 DATA_ALIGNMENT instead.
9408 2009-06-25 Richard Guenther <rguenther@suse.de>
9410 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9411 indirect references against the callused/escaped solutions.
9412 (call_may_clobber_ref_p_1): Likewise.
9414 2009-06-25 Martin Jambor <mjambor@suse.cz>
9416 PR tree-optimization/40493
9417 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9418 (enum unscalarized_data_handling): New type.
9419 (handle_unscalarized_data_in_subtree): Return what has been done.
9420 (load_assign_lhs_subreplacements): Handle left flushes differently.
9421 (sra_modify_assign): Use unscalarized_data_handling, simplified
9422 condition determining whether to remove the statement.
9424 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9426 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9427 excerpt - @ should be doubled for texinfo.
9429 2009-06-24 Ian Lance Taylor <iant@google.com>
9431 * config/arc/arc.c: Include "df.h".
9432 (arc_attribute_table): Make static. Move higher in file.
9433 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9434 (output_shift): Initialize n later to avoid warning.
9435 * config/arm/arm.c (arm_attribute_table): Make static. Move
9437 * config/avr/avr.c (avr_attribute_table): Make static. Move
9439 (reg_class_tab): Change array type from int to enum reg_class.
9440 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9442 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9443 (lshrhi3_out): Likewise.
9444 (class_likely_spilled_p): Change return type to bool.
9445 (avr_rtx_costs): Use local code variable with enum type.
9446 * config/avr/avr.md (movmemhi): Use add_reg_note.
9447 (andhi3, andsi3): Don't use AS2 with "and".
9448 (iorhi3, iorsi3): Don't use AS2 with "or".
9449 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9450 * config/crx/crx.c: Include "df.h".
9451 (crx_attribute_table): Make static.
9452 * config/m32r/m32r.c: Include "df.h".
9453 (m32r_attribute_table): Make static. Move higher in file.
9454 (pop): Use add_reg_note.
9455 (block_move_call): Change 0 to LCT_NORMAL in function call.
9456 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9457 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9458 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9459 declare, not just when TREE_CODE is defined.
9460 * config/m68hc11/m68hc11.c: Include "expr.h".
9461 (m68hc11_attribute_table): Make static. Move higher in file.
9462 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9464 (m68hc11_register_indirect_p): Likewise.
9465 (m68hc11_function_arg_padding): Change return type to enum
9467 (emit_move_after_reload): Use add_reg_note.
9468 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9469 (m68hc11_split_logical): Likewise.
9470 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9472 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9473 to VOIDmode in function call.
9474 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9476 (m68hc11_split_logical): Update declaration.
9477 (m68hc11_function_arg_padding): Update declaration.
9478 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9479 to array of enum reg_class.
9480 (mcore_attribute_table): Make static. Move higher in file.
9481 (mcore_rtx_costs): Add cast to enum type.
9482 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9483 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9484 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9486 * config/sh/predicates.md (trapping_target_operand): Rename and to
9488 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9490 * config/spu/spu.c (spu_attribute_table): Make static. Move
9492 * config/v850/v850.c (v850_attribute_table): Make static. Move
9494 (v850_rtx_costs): Use local code with enum type.
9495 (expand_epilogue): Add cast.
9496 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9498 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9501 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9502 -m2a-single-only and -m2a-nofpu.
9503 * config/sh/sh.opt: Document m2a generates FPU code.
9505 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9507 * defaults.h (CAN_ELIMINATE): Provide default.
9508 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9509 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9510 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9511 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9512 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9513 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9514 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9515 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9516 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9517 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9519 2009-06-24 DJ Delorie <dj@redhat.com>
9521 * mep-ext-cop.cpu: Fix copyright notice.
9522 * mep-default: Fix copyright notice.
9523 * mep-core: Fix copyright notice.
9524 * mep: Fix copyright notice.
9525 * mep-ivc2: Fix copyright notice.
9526 * mep-c5: Fix copyright notice.
9528 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9530 * doc/contrib.texi (Contributors):
9532 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9535 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9536 src and dst operands if necessary.
9538 2009-06-23 DJ Delorie <dj@redhat.com>
9541 * config.gcc: Add mep support.
9542 * recog.c: Resurrect validate_replace_rtx_subexp().
9543 * recog.h: Likewise.
9544 * config/mep/: Add new port:
9545 * config/mep/constraints.md: New file.
9546 * config/mep/default.h: New file.
9547 * config/mep/intrinsics.h: New file.
9548 * config/mep/intrinsics.md: New file.
9549 * config/mep/ivc2-template.h: New file.
9550 * config/mep/mep-c5.cpu: New file.
9551 * config/mep/mep-core.cpu: New file.
9552 * config/mep/mep-default.cpu: New file.
9553 * config/mep/mep-ext-cop.cpu: New file.
9554 * config/mep/mep-intrin.h: New file.
9555 * config/mep/mep-ivc2.cpu: New file.
9556 * config/mep/mep-lib1.asm: New file.
9557 * config/mep/mep-lib2.c: New file.
9558 * config/mep/mep-pragma.c: New file.
9559 * config/mep/mep-protos.h: New file.
9560 * config/mep/mep-tramp.c: New file.
9561 * config/mep/mep.c: New file.
9562 * config/mep/mep.cpu: New file.
9563 * config/mep/mep.h: New file.
9564 * config/mep/mep.md: New file.
9565 * config/mep/mep.opt: New file.
9566 * config/mep/predicates.md: New file.
9567 * config/mep/t-mep: New file.
9569 2009-06-23 Ian Lance Taylor <iant@google.com>
9571 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9572 from loose_warn into c_loose_warn and from strict_warn into
9573 c_strict_warn. Set and substitute warn_cxxflags. Check for
9574 --enable-build-with-cxx. Set and substitute
9575 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9576 * Makefile.in (CXXFLAGS): New variable.
9577 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9578 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9579 the default is the same as $(STRICT_WARN).
9580 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9581 (CXX): New variable.
9582 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9583 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9584 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9585 (HOST_LIBS): New variable.
9586 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9587 (ALL_CXXFLAGS): New variable.
9588 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9589 * doc/install.texi (Configuration): Document
9590 --enable-build-with-cxx, --with-stage1-ldflags,
9591 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9592 * configure: Rebuild.
9594 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9596 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9597 from previous commit.
9599 2009-06-23 Ian Lance Taylor <iant@google.com>
9601 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9603 2009-06-23 Ian Lance Taylor <iant@google.com>
9605 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9606 with ATTRIBUTE_UNUSED.
9608 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9609 Pat Haugen <pthaugen@us.ibm.com>
9610 Revital Eres <eres@il.ibm.com>
9612 * config.in (HAVE_AS_POPCNTD): Add default definition.
9613 (HAVE_AS_LWSYNC): Ditto.
9615 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9617 (gcc_cv_as_powerpc_cmpb): Ditto.
9618 (gcc_cv_as_powerpc_dfp): Ditto.
9619 (gcc_cv_as_powerpc_vsx): Ditto.
9620 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9621 supporting the popcntd/lwsync instructions.
9622 (gcc_cv_as_powerpc_lwsync): Ditto.
9623 * configure: Regenerate.
9625 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9626 -mcpu=native and -mcpu=power7.
9627 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9629 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9630 a variable instead of a mask to reduce the number of mask bits.
9631 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9632 (-mbit-word): Ditto.
9633 (-mregnames): Ditto.
9634 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9635 (-mfused-madd): Ditto.
9637 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9639 (-mvsx): New switch for VSX instructions.
9640 (-misel): Move from a variable to a mask to allow it to be set by
9643 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9644 function declaration to an array declaration.
9645 (rs6000_hard_regno_nregs): New external array declaration.
9647 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9648 files included by rs6000.md.
9650 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9651 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9653 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9655 (rs6000_debug_reg): New -mdebug= variables.
9656 (rs6000_debug_addr): Ditto.
9657 (rs6000_debug_cost): Ditto.
9658 (rs6000_pmode): New variable to hold Pmode.
9659 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9660 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9661 calculated at compiler start.
9662 (rs6000_hard_regno_nregs): Change function to an array which holds
9663 HARD_REGNO_NREGS calculated at compiler start.
9664 (rs6000_explicit_options): Delete isel field.
9665 (rs6000_vector_unit): New array to hold which vector unit
9666 supports arithmetic options for a given type.
9667 (rs6000_vector_mem): New array to hold which vector unit supports
9668 memory reference operations for a given type.
9669 (rs6000_vector_align): New array to given the alignment of each
9671 (power7_cost): New basic costs for power7.
9672 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9673 (rs6000_hard_regno_nregs_internal): New function, moved from
9674 HARD_REGNO_NREGS, to calculate the number of registers each hard
9675 register takes for each type.
9676 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9677 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9678 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9679 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9680 unit information here so it is calculated once at compiler startup
9682 (rs6000_override_options): Make -misel a target mask. Add more
9683 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9684 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9686 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9687 (rs6000_handle_option): Move -misel from variable to target mask.
9688 (rs6000_builtin_mask_for_load): Add VSX support.
9689 (rs6000_conditional_register_usage): Ditto.
9690 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9691 (function_arg_boundary): Ditto.
9692 (rs6000_expand_builtin): Ditto.
9693 (def_builtin): Make abort message a little friendlier.
9694 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9696 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9697 assembler support the popcntd instruction instead of a vsx
9698 instruction to enable power7 support.
9699 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9700 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9701 option to the assembler if -mcpu=native.
9702 (ASM_CPU_NATIVE_SPEC): Ditto.
9703 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9705 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9706 the lwsync instruction.
9707 (enum processor_type): Add PROCESSOR_POWER7.
9708 (rs6000_debug_reg): New -mdebug= options.
9709 (rs6000_debug_addr): Ditto.
9710 (rs6000_debug_cost): Ditto.
9711 (rs6000_isel): Delete.
9712 (enum rs6000_vector): New enum to say what vector unit we have.
9713 (VECTOR_UNIT_*): New macros to say which vector unit has
9714 arithmetic operations for a given type.
9715 (VECTOR_MEM_*): New macros to say which vector unit has memory
9716 operations for a given type.
9717 (TARGET_LDBRX): Whether the machine supports the ldbrx
9719 (TARGET_ISEL): Delete, -misel moved to be a mask.
9720 (TARGET_ISEL64): New macro for 64-bit isel support.
9721 (UNITS_PER_VSX_WORD): New macro.
9722 (POINTER_SIZE): Move to be an external variable, rather than
9723 calculating whether we are generating 32 ot 64-bit code.
9725 (STACK_BOUNDARY): Add VSX support.
9726 (LOCAL_ALIGNMENT): Ditto.
9727 (SLOW_UNALIGNED_ACCESS): Ditto.
9728 (VSX_REGNO_P): New macro for VSX support.
9729 (VFLOAT_REGNO_P): Ditto.
9730 (VINT_REGNO_P): Ditto.
9731 (VLOGICAL_REGNO_P): Ditto.
9732 (VSX_VECTOR_MODE): Ditto.
9733 (VSX_SCALAR_MODE): Ditto.
9735 (VSX_MOVE_MODE): Ditto.
9736 (VSX_REG_CLASS_P): Ditto.
9737 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9739 (UNITS_PER_SIMD_WORD): Add VSX support.
9740 (MODES_TIEABLE_P): Ditto.
9741 (STARTING_FRAME_OFFSET): Ditto.
9742 (STACK_DYNAMIC_OFFSET): Ditto.
9743 (EPILOGUE_USES): Ditto.
9744 (REGNO_REG_CLASS): Move to array lookup.
9745 (CLASS_MAX_NREGS): Ditto.
9746 (rs6000_vector_reg_class): Add declaration.
9747 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9748 overlap with the floating point and Altivec registers.
9750 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9752 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9753 give the appropriate asm switches if -mcpu=native.
9754 (host_detect_local_cpu): Add support for "asm".
9755 (host_detect_local_cpu): Follow GNU code guidelines for name.
9757 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9758 -mbit-word to a variable instead of being a target mask.
9760 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9761 emit the lwsync instruction instead of emitting the instruction as
9762 an integer constant.
9764 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9765 fixuns_trundfsi2, move expander into rs6000.md.
9767 * config/rs6000/rs6000.md (cpu): Add power7.
9768 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9769 (logical predicate patterns): Change the single instruction
9770 primitives that set CR0 to be fast_compare instead of compare.
9772 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9773 (popcntddi2): Ditto.
9774 (popcount<mode>): Ditto.
9775 (floating multiply/add insns): Name the floating point
9777 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9778 (isel_unsigned_<mode>): Ditto.
9779 (fixuns_trundfsi2): Move expander here from spe.md.
9780 (smindi3): Define if we have -misel on 64-bit systems.
9785 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9787 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9789 * config/avr/avr.c (avr_current_device): New variable.
9790 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9791 (avr_arch, mcu_type_s): Move to avr.h.
9792 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9793 default_data_section_start fields.
9794 (avr_arch): Moved from avr.c.
9795 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9796 library_name fields.
9797 (avr_current_device, avr_mcu_types, avr_arch_types,
9798 avr_device_to_arch, avr_device_to_data_start,
9799 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9800 (EXTRA_SPEC_FUNCTIONS): Define.
9801 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9802 options mapping. Use device_to_arch and device_to_data_start insted.
9803 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9804 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9805 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9806 * config/avr/driver-avr.c: New file.
9807 * config/avr/avr-devices.c: New file.
9809 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9811 * var-tracking.c (unshare_variable): Force initialized to
9812 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9813 (set_variable_part): Likewise.
9814 (struct variable_union_info): Remove pos_src field.
9815 (vui_vec, vui_allocated): New variables.
9816 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9817 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9818 == 1 use a simpler sorting algorithm. Compute pos field right
9819 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9820 Avoid quadratic comparison if !flag_var_tracking_uninit.
9821 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9822 unshare_variable unconditionally.
9823 (dataflow_set_different_2): Removed.
9824 (dataflow_set_different): Don't traverse second hash table.
9825 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9826 unconditionally to var_reg_set or var_mem_set.
9827 (emit_notes_in_bb): Likewise.
9828 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9830 (emit_note_insn_var_location): Don't set initialized to
9831 VAR_INIT_STATUS_INITIALIZED early.
9832 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9834 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9836 * tree-object-size.c (addr_object_size): Instead of checking
9837 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9838 are no FIELD_DECLs following it.
9840 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9842 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9843 order to match bswaps with signed source operands.
9845 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9847 * sdbout.c (sdbout_one_type): Fix braces in switch.
9849 2009-06-23 Richard Guenther <rguenther@suse.de>
9851 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9853 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9854 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9855 var_callused, callused_tree, var_storedanything, storedanything_tree,
9856 var_integer, integer_tree): Remove global variables.
9857 (new_var_info): Do not pass new id, append the new var to the
9858 global variable vector.
9859 (do_ds_constraint): Use is_global_var member of the variable-info.
9860 (new_scalar_tmp_constraint_exp): Adjust.
9861 (create_function_info_for): Likewise.
9862 (create_variable_info_for): Likewise.
9863 (find_what_var_points_to): Remove dead code.
9864 (init_base_vars): Simplify.
9865 (compute_points_to_sets): Adjust.
9867 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9869 * combine.c (try_combine): Dump information about the insns we're
9872 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9874 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9875 check when calling force_to_mode on TRUNCATE's operand.
9877 2009-06-22 Ian Lance Taylor <iant@google.com>
9879 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9881 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9883 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9885 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9887 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9888 override library linkage flags such as -static-libgcc or
9891 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9893 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9895 2009-06-22 Ian Lance Taylor <iant@google.com>
9897 * config/linux.opt: Put mglibc ahead of muclibc.
9899 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9900 for duplicate decls.
9902 2009-06-22 Matthias Klose <doko@ubuntu.com>
9904 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9906 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9909 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9910 instead of NULL if a parser error occurs.
9912 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9914 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9915 non-DWARF2_DEBUGGING_INFO version.
9917 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9919 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9920 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9922 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9923 (LIBGCC2_TF_CEXT): Define.
9926 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9929 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9931 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9933 * config/arm/arm.c (arm_override_options): Disable
9934 -mcaller-super-interworking and -mcallee-super-interworking.
9935 * doc/invoke.texi (ARM Options): Document this.
9937 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9939 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9940 * config/arm/constraints.md (j): New constraint for movw operands.
9941 (N): Remove thumb2 meaning.
9942 * config/arm/arm.md (*arm_movw): Delete.
9943 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9944 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9945 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9947 2009-06-22 Martin Jambor <mjambor@suse.cz>
9949 PR tree-optimization/40492
9950 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9951 build_ref_for_offset.
9953 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9955 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9956 JUMP_TABLE_DATA_P predicates where applicable.
9957 * auto-inc-dec.c: Ditto.
9958 * builtins.c: Ditto.
9959 * caller-save.c: Ditto.
9961 * cfgcleanup.c: Ditto.
9962 * cfglayout.c: Ditto.
9965 * combine-stack-adj.c: Ditto.
9971 * dwarf2asm.c: Ditto.
9972 * dwarf2out.c: Ditto.
9973 * emit-rtl.c: Ditto.
9979 * function.c: Ditto.
9982 * genpreds.c: Ditto.
9983 * genrecog.c: Ditto.
9985 * ira-costs.c: Ditto.
9986 * ira-lives.c: Ditto.
9989 * lower-subreg.c: Ditto.
9990 * modulo-sched.c: Ditto.
9992 * postreload.c: Ditto.
9993 * print-rtl.c: Ditto.
10000 * rtlanal.c: Ditto.
10002 * sched-vis.c: Ditto.
10004 * sel-sched-ir.c: Ditto.
10005 * simplify-rtx.c: Ditto.
10006 * targhooks.c: Ditto.
10007 * var-tracking.c: Ditto.
10008 * vmsdbgout.c: Ditto.
10010 2009-06-22 Matthias Klose <doko@ubuntu.com>
10012 * Makefile.in (install-plugin): Always use DESTDIR.
10014 2009-06-22 Olivier Hainque <hainque@adacore.com>
10016 * config/pa/pa.c (output_call): Don't optimize post call jumps
10017 into return address adjustments if the call may throw.
10019 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10021 * arm.c (thumb1_output_casesi): New function.
10022 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10023 optimizing for size or PIC.
10024 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10025 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10026 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10027 (thumb1_casesi_internal_pic): New expand rule.
10028 (thumb1_casesi_dispatch): New pattern.
10029 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10031 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10032 in the text seciton when PIC or optimizing for size.
10033 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10034 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10035 preservation properties of code.
10036 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10037 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10038 (__gnu_thumb1_case_si): New function.
10039 * t-arm (LIB1ASMSRC): Define here.
10040 (LIB1ASMFUNCS): Add some common functions.
10041 * t-arm-elf (LIB1ASMSRC): Delete.
10042 (LIB1ASMFUNCS): Append to existing set.
10043 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10044 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10045 * t-symbian (LIB1ASMFUNCS): Likewise.
10046 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10047 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10049 2009-06-21 Richard Guenther <rguenther@suse.de>
10051 PR tree-optimization/38729
10052 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10053 to loops with a single exit if -fno-expensive-optimizations.
10055 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10057 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10058 (dataflow_set): Change vars type from htab_t to shared_hash.
10059 (shared_hash_pool, empty_shared_hash): New variables.
10060 (vars_clear): Removed.
10061 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10062 shared_hash_find_slot_unshare, shared_hash_find_slot,
10063 shared_hash_find_slot_noinsert, shared_hash_find): New
10065 (shared_hash_unshare, shared_hash_destroy): New functions.
10066 (unshare_variable): Unshare set->vars if shared, use
10068 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10069 (get_init_value, find_src_set_src, dump_dataflow_set,
10070 clobber_variable_part, emit_notes_for_differences): Use
10072 (dataflow_set_init): Remove second argument, set vars to
10073 empty_shared_hash instead of creating a new htab.
10074 (dataflow_set_clear): Call shared_hash_destroy and set vars
10075 to empty_shared_hash instead of calling vars_clear.
10076 (dataflow_set_copy): Don't call vars_copy, instead just share
10077 the src htab with dst.
10078 (variable_union): Use shared_hash_*, use initially NO_INSERT
10079 lookup if set->vars is shared. Don't keep slot cleared before
10080 calling unshare_variable. Unshare set->vars if needed.
10081 Even ->refcount == 1 vars must be unshared if set->vars is shared
10082 and var needs to be modified.
10083 (variable_canonicalize): New function.
10084 (dataflow_set_union): If dst->vars is empty, just share src->vars
10085 with dst->vars and traverse with variable_canonicalize to canonicalize
10086 and unshare what is needed.
10087 (dataflow_set_different): If old_set and new_set use the same shared
10088 htab, they aren't different. If number of htab elements is different,
10089 htabs are different. Use shared_hash_*.
10090 (dataflow_set_destroy): Call shared_hash_destroy instead of
10092 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10093 second argument to dataflow_set_init.
10094 (vt_initialize): Likewise. Initialize shared_hash_pool and
10095 empty_shared_hash, move bb in/out initialization afterwards.
10096 Use variable_htab_free instead of NULL as changed_variables del hook.
10097 (variable_was_changed): Change type of second argument to pointer to
10098 dataflow_set. When inserting var into changed_variables, bump
10099 refcount. Unshare set->vars if set is shared htab and slot needs to
10101 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10102 lookup if set->vars is shared. Unshare set->vars if needed.
10103 Even ->refcount == 1 vars must be unshared if set->vars is shared
10104 and var needs to be modified. Adjust variable_was_changed caller.
10105 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10106 vars must be unshared if set->vars is shared and var needs to be
10107 modified. Adjust variable_was_changed caller.
10108 (emit_note_insn_var_location): Don't pool_free var.
10109 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10111 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10112 free_alloc_pool on shared_hash_pool.
10114 2009-06-20 Anthony Green <green@moxielogic.com>
10116 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10117 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10119 2009-06-20 Richard Guenther <rguenther@suse.de>
10121 * tree-ssa-structalias.c (find_func_aliases): For memset use
10122 a constraint from NULL if we memset to zero.
10123 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10124 we explicitly handle that do not read from memory.
10125 (call_may_clobber_ref_p_1): Properly handle builtins that may
10128 2009-06-20 Richard Guenther <rguenther@suse.de>
10130 PR tree-optimization/40495
10131 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10132 (new_scalar_tmp_constraint_exp): New function.
10133 (process_constraint): Do not create temporary decls.
10134 (process_all_all_constraints): Likewise.
10135 (handle_const_call): Likewise.
10136 (create_function_info_for): Do not set decl.
10138 2009-06-19 Ian Lance Taylor <iant@google.com>
10140 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10141 (rs6000_attribute_table): Make static; move before use.
10143 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10145 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10146 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10147 Propagate the TREE_READONLY flag without overwriting it.
10148 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10149 Propagate the TREE_READONLY flag onto the result.
10150 (process_call_operands): Move around. Use correct constant value.
10152 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10155 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10156 * config/arm/arm.md: Likewise.
10158 2009-06-19 Ian Lance Taylor <iant@google.com>
10160 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10161 to GIMPLE_ERROR_MARK.
10163 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10164 op2_original_type parameters. Warn about using different enum types.
10165 * c-parser.c (c_parser_conditional_expression): Pass original
10166 types to build_conditional_expr.
10167 * c-tree.h (build_conditional_expr): Update declaration.
10169 2009-06-19 Ian Lance Taylor <iant@google.com>
10171 * config/i386/i386.c (ix86_function_specific_save): Test that
10172 fields match values, rather than testing the values are in a
10175 2009-06-19 Richard Guenther <rguenther@suse.de>
10177 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10178 ADDR_EXPR pointers.
10179 (ptr_derefs_may_alias_p): Likewise.
10180 (ptr_deref_may_alias_ref_p_1): New function.
10181 (ptr_deref_may_alias_ref_p): Likewise.
10182 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10183 covered by looking at the ESCAPED solution.
10184 (call_may_clobber_ref_p_1): Likewise.
10185 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10186 Handle NULL_TREE offset. Do not produce redundant constraints.
10187 (process_all_all_constraints): New helper function.
10188 (do_structure_copy): Use it.
10189 (handle_lhs_call): Likewise.
10190 (find_func_aliases): Handle some builtins with pointer arguments
10191 and/or return values explicitly.
10193 2009-06-19 Ian Lance Taylor <iant@google.com>
10195 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10197 2009-06-19 Ian Lance Taylor <iant@google.com>
10199 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10201 2009-06-19 Ian Lance Taylor <iant@google.com>
10203 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10204 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10207 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10208 uninitialized const.
10210 2009-06-19 Ian Lance Taylor <iant@google.com>
10212 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10215 * c-decl.c (in_struct, struct_types): Remove.
10216 (struct c_binding): Add in_struct field.
10217 (c_binding_ptr): Define type, along with VEC.
10218 (struct c_struct_parse_info): Define.
10219 (struct_parse_info): New static variable.
10220 (bind): Initialize in_struct field.
10221 (start_struct): Remove enclosing_in_struct and
10222 enclosing_struct_types parameters. Add
10223 enclosing_struct_parse_info parameter. Change all callers. Set
10224 struct_parse_info rather than in_struct and struct_types.
10225 (grokfield): If -Wc++-compat and there is a symbol binding for the
10226 field name, set the in_struct flag and push it on the
10227 struct_parse_info->fields vector.
10228 (warn_cxx_compat_finish_struct): New static function.
10229 (finish_struct): Remove enclosing_in_struct and
10230 enclosing_struct_types parameters. Add
10231 enclosing_struct_parse_info parameter. Change all callers. Don't
10232 set C_TYPE_DEFINED_IN_STRUCT here. Call
10233 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10234 parameter. Only push on struct_types if warn_cxx_compat.
10235 (finish_enum): Only push on struct_types if warn_cxx_compat.
10236 (declspecs_add_type): Add loc parameter. Change all callers.
10237 Change all error calls to error_at. Pass loc, not input_location,
10238 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10239 defined in a struct. If -Wc++-compat and parsing a struct, record
10240 that a typedef name was used.
10241 * c-parser.c (c_parser_declspecs): Get location to pass to
10242 declspecs_add_type.
10243 (c_parser_struct_or_union_specifier): Update calls to start_struct
10245 * c-tree.h (struct c_struct_parse_info): Declare.
10246 (finish_struct, start_struct): Update declarations.
10247 (declspecs_add_type): Update declaration.
10249 2009-06-19 Ian Lance Taylor <iant@google.com>
10251 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10252 variable with an anonymous type.
10254 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10256 * see.c: Remove for real.
10258 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10260 * optabs.h (enum optab_index): Add new OTI_significand.
10261 (significand_optab): Define corresponding macro.
10262 * optabs.c (init_optabs): Initialize significand_optab.
10263 * genopinit.c (optabs): Implement significand_optab using
10264 significand?f2 patterns.
10265 * builtins.c (expand_builtin_mathfn): Handle
10266 BUILT_IN_SIGNIFICAND{,F,L}.
10267 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10268 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10270 * config/i386/i386.md (significandxf2, significand<mode>2): New
10271 expanders to implement significandf, significand and significandl
10272 built-ins as inline x87 intrinsics.
10274 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10276 * config/avr/avr.c (avr_override_options): Remove setting value of
10277 PARAM_INLINE_CALL_COST.
10279 2009-06-18 Richard Henderson <rth@redhat.com>
10282 * tree-pass.h (TDF_ASMNAME): New.
10283 * tree-dump.c (dump_options): Add asmname.
10284 * doc/invoke.texi: Document it.
10286 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10287 (dump_decl_name): ...here.
10288 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10289 (dump_generic_node): Update dump_function_name calls.
10290 (print_call_name): New flags arg; update all dump calls.
10291 * diagnostic.h (print_call_name): Update.
10292 * gimple-pretty-print.c (dump_gimple_call): Update.
10294 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10297 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10299 2009-06-18 Diego Novillo <dnovillo@google.com>
10301 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10302 * plugin.c (str_license): Declare.
10303 (try_init_one_plugin): Assert that the symbol
10304 'plugin_is_GPL_compatible' exists.
10306 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10309 * Makefile.in (OBJS-common): Remove see.o.
10311 * common.opt (fsee): Mark as preserved for backward compatibility.
10312 * opts.c (common_handle_option): Add OPT_fsee to the backward
10313 compatibility section.
10314 * passes.c (init_optimization_passes, pass_see): Remove pass.
10315 * timevar.def (TV_SEE): Remove.
10316 * tree-pass.h (pass_see): Remove declaration.
10317 * doc/invoke.texi (-fsee): Remove documentation.
10319 2009-06-18 Martin Jambor <mjambor@suse.cz>
10321 * tree-sra.c: Include statistics.h
10322 (sra_stats): New variable.
10323 (sra_initialize): Clear sra_stats.
10324 (create_access_replacement): Increment sra_stats.replacements.
10325 (get_access_replacement): Do not return twice.
10326 (analyze_all_variable_accesses): Increment statistics counter by the
10327 number of scalarized aggregates.
10328 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10329 (sra_modify_expr): Increment sra_stats.exprs.
10330 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10331 (sra_modify_assign): Increment sra_stats.exprs,
10332 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10333 (perform_intra_sra): Update statistics counters.
10334 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10336 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10338 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10339 (arm_scalar_mode_supported_p): New function.
10341 2009-06-18 Paul Brook <paul@codesourcery.com>
10342 Sandra Loosemore <sandra@codesourcery.com>
10344 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10345 (__extendhfsf2, __truncsfhf2): Define.
10346 * config/arm/fp16.c: New file.
10347 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10348 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10350 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10352 * doc/extend.texi (Half-Precision): New section.
10353 * doc/invoke.texi (Option Summary): List -mfp16-format.
10354 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10355 * config/arm/arm.opt (mfp16-format=): New.
10356 * config/arm/arm.c: Include intl.h.
10357 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10358 (TARGET_INVALID_RETURN_TYPE): Redefine.
10359 (TARGET_PROMOTED_TYPE): Redefine.
10360 (TARGET_CONVERT_TO_TYPE): Redefine.
10361 (arm_fp16_format): Define.
10362 (all_fpus): Add entry for neon-fp16.
10363 (fp_model_for_fpu): Likewise.
10364 (struct fp16_format): Declare.
10365 (all_fp16_formats): Define.
10366 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10368 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10370 (arm_legitimate_index_p): Treat HFmode like HImode.
10371 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10372 (coproc_secondary_reload_class): Special-case HFmode.
10373 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10374 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10375 (arm_init_fp16_builtins): New.
10376 (arm_init_builtins): Call it.
10377 (arm_invalid_parameter_type): New.
10378 (arm_invalid_return_type): New.
10379 (arm_promoted_type): New.
10380 (arm_convert_to_type).
10381 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10383 (arm_emit_fp16_const): New function.
10384 (arm_mangle_type): Mangle __fp16 as "Dh".
10385 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10387 (TARGET_NEON_FP16): New.
10388 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10389 (enum fputype): Add FPUTYPE_NEON_FP16.
10390 (enum arm_fp16_format_type): Declare.
10391 (arm_fp16_format): Declare.
10392 (LARGEST_EXPONENT_IS_NORMAL): Define.
10393 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10394 * config/arm/arm-modes.def (HFmode): Define.
10395 * config/arm/vfp.md: (*movhf_vfp): New.
10396 (extendhfsf2): New.
10398 * config/arm/arm.md: (fpu): Add neon_fp16.
10399 (floatsihf2, floatdihf2): New.
10400 (fix_trunchfsi2, fix_trunchfdi2): New.
10402 (extendhfdf2): New.
10404 (*arm32_movhf): New.
10405 (*thumb1_movhf): New.
10406 (consttable_2): Add check for HFmode constants.
10407 (consttable_4): Handle HFmode constants.
10409 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10411 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10413 2009-06-17 Olivier Hainque <hainque@adacore.com>
10415 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10416 const char ** conversion in AIX specific section.
10418 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10420 * config/i386/i386.c (ix86_special_builtin_type): Remove
10421 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10422 (bdesc_special_args): Updated.
10423 (ix86_init_mmx_sse_builtins): Likewise.
10424 (ix86_expand_special_args_builtin): Likewise.
10426 2009-06-17 Richard Henderson <rth@redhat.com>
10428 * tree-pretty-print.c (maybe_dump_asm_name): New.
10429 (dump_decl_name): Use it.
10430 (PRINT_FUNCTION_NAME): Merge into...
10431 (dump_function_name): ... here. Use maybe_dump_asm_name.
10433 2009-06-17 Cary Coutant <ccoutant@google.com>
10435 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10437 * debug.c (struct gcc_debug_hooks): Change placeholder for
10439 (debug_nothing_int_charstar_int): Replaced by...
10440 (debug_nothing_int_charstar_int_bool): ...this.
10441 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10442 source_line prototype.
10443 (debug_nothing_int_charstar_int): Replaced by...
10444 (debug_nothing_int_charstar_int_bool): ...this.
10445 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10446 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10447 Output is_stmt operand when necessary.
10448 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10449 (notice_source_line): Add is_stmt parameter.
10450 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10451 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10453 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10454 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10456 2009-06-17 Ian Lance Taylor <iant@google.com>
10458 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10460 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10463 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10465 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10466 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10467 tree_strip_sign_nop_conversions and
10468 tree_ssa_strip_useless_type_conversions rather than stripping
10469 the operations here.
10470 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10472 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10473 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10474 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10475 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10478 2009-06-17 Michael Eager <eager@eagercon.com>
10480 * config/rs6000/constraints.md (register_constraint "d"): New.
10481 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10482 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10483 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10484 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10485 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10486 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10487 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10488 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10489 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10490 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10492 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10493 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10494 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10495 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10496 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10497 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10498 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10499 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10500 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10501 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10502 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10503 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10504 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10505 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10507 2009-06-16 Ian Lance Taylor <iant@google.com>
10509 * profile.c (total_num_never_executed): Don't define.
10510 (compute_branch_probabilities): Don't count or print
10511 num_never_executed.
10512 (init_branch_prob): Don't set total_num_never_executed.
10513 (end_branch_prob): Don't print total_num_never_executed.
10515 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10517 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10519 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10521 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10522 (nabstd2_fpr): Same.
10524 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10526 * expr.c (expand_assignment): Change complex type check.
10528 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10530 * doc/plugins.texi (Building GCC plugins): Added new section.
10532 2009-06-17 Ian Lance Taylor <iant@google.com>
10534 * c-pch.c (get_ident): Don't set size of templ array.
10535 (pch_init): Don't set size of partial_pch array.
10537 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10538 string constant to intialize an array whose size is the length of
10541 2009-06-17 Richard Guenther <rguenther@suse.de>
10543 PR tree-optimization/40389
10544 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10545 to addressable types.
10546 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10548 2009-06-17 Richard Guenther <rguenther@suse.de>
10550 PR middle-end/40460
10551 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10552 if there is no evolution of left in the loop bail out.
10553 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10554 chrec_fold_multiply.
10556 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10557 Janis Johnson <janis187@us.ibm.com>
10560 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10561 for the symbol ref of a constant that is the source of a move
10562 - nor for any other not-obvious-label-ref constants.
10564 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10566 * plugin.c (position_pass): Skip newly inserted pass during list
10567 traversal to avoid repeated insertion.
10569 2009-06-16 Ian Lance Taylor <iant@google.com>
10571 * vec.h (VEC_stack_alloc): Define different version if
10572 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10573 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10574 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10575 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10577 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10579 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10581 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10582 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10583 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10584 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10585 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10586 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10587 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10588 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10589 __builtin_ia32_rdtscp.
10590 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10591 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10592 and __builtin_ia32_rorhi.
10593 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10594 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10595 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10596 (ix86_expand_args_builtin): Likewise.
10597 (ix86_expand_special_args_builtin): Likewise.
10599 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10600 (UNSPECV_RDTSC): Likewise.
10601 (UNSPECV_RDPMC): Likewise.
10602 (*bsr): Renamed to ...
10604 (*bsr_rex64): Renamed to ...
10607 (*rdpmc): Likewise.
10608 (*rdpmc_rex64): Likewise.
10610 (*rdtsc): Likewise.
10611 (*rdtsc_rex64): Likewise.
10612 (rdtscp): Likewise.
10613 (*rdtscp): Likewise.
10614 (*rdtscp_rex64): Likewise.
10616 * config/i386/ia32intrin.h: New.
10618 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10620 2009-06-16 Ian Lance Taylor <iant@google.com>
10622 * ira-build.c (copy_info_to_removed_store_destinations):
10623 Initialize parent_a.
10625 2009-06-16 Ian Lance Taylor <iant@google.com>
10627 * c-decl.c (grokdeclarator): Change size_varies to bool.
10629 2009-06-16 Ian Lance Taylor <iant@google.com>
10631 * sel-sched.c: Make forward declarations of move_op_hooks and
10632 fur_hooks explicitly extern.
10634 2009-06-16 Ian Lance Taylor <iant@google.com>
10636 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10637 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10639 2009-06-16 Ian Lance Taylor <iant@google.com>
10641 * resource.c (mark_referenced_resources): Change
10642 include_delayed_effects parameter to bool. Change all callers.
10643 (mark_end_of_function_resources): Likewise.
10644 * reorg.c (insn_references_resource_p): Likewise.
10645 (insn_sets_resource_p): Likewise.
10646 * resource.h (mark_referenced_resources): Update declaration.
10647 (mark_end_of_function_resources): Update declaration.
10649 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10651 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10653 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10655 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10656 GCC can bootstrap on AIX with GNU Binutils 2.20.
10658 2009-06-16 Ian Lance Taylor <iant@google.com>
10660 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10662 2009-06-16 Ian Lance Taylor <iant@google.com>
10664 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10665 inline, not extern inline.
10666 (exact_log2): Likewise.
10667 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10669 (exact_log2): Likewise, but don't test CTZ_HWI.
10671 2009-06-16 Ian Lance Taylor <iant@google.com>
10673 * bitmap.c (bitmap_clear): Don't declare as inline.
10674 * gimple.c (gimplify_assign): Likewise.
10675 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10676 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10677 (sched_scan_info): Remove duplicate definition.
10679 2009-06-16 Ian Lance Taylor <iant@google.com>
10681 * c-common.c (skip_evaluation): Don't define.
10682 (c_inhibit_evaluation_warnings): Define global variable.
10683 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10684 than skip_evaluation.
10685 (convert_and_check, warn_for_div_by_zero): Likewise.
10686 * c-common.h (skip_evaluation): Don't declare.
10687 (c_inhibit_evaluation_warnings): Declare.
10688 * c-parser.c (c_parser_typeof_specifier): Set
10689 c_inhibit_evaluation_warnings rather than skip_evaluation.
10690 (c_parser_conditional_expression): Likewise.
10691 (c_parser_binary_expression): Likewise.
10692 (c_parser_sizeof_expression): Likewise.
10693 (c_parser_alignof_expression): Likewise.
10694 * c-typeck.c (build_indirect_ref): Check
10695 c_inhibit_evaluation_warnings rather than skip_evaluation.
10696 (build_conditional_expr, build_binary_op): Likewise.
10698 2009-06-16 Richard Guenther <rguenther@suse.de>
10700 * tree-ssa-alias.c (is_escape_site): Remove.
10701 * tree-ssa-alias.h (enum escape_type): Remove.
10702 (is_escape_site): Likewise.
10703 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10704 via casts and asms without deferring to is_escape_site.
10706 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10708 PR middle-end/40446
10709 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10710 use gen_lowpart if op0 has complex mode.
10712 2009-06-16 Richard Guenther <rguenther@suse.de>
10714 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10715 variables add them to ESCAPED.
10716 (find_func_aliases): Do not make all indirectly stored values escaped.
10718 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10720 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10721 make_decl_one_only.
10723 2009-06-16 Martin Jambor <mjambor@suse.cz>
10725 PR tree-optimization/40432
10726 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10727 check whether we need to force gimple register operand.
10729 2009-06-16 Martin Jambor <mjambor@suse.cz>
10731 PR tree-optimization/40413
10732 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10733 build_ref_for_offset.
10734 (propagate_subacesses_accross_link): Fix a typo in a comment.
10736 2009-06-16 Ira Rosen <irar@il.ibm.com>
10738 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10739 with additional parameter.
10740 * tree-vectorizer.h (enum vect_def_type): Add new value
10742 (enum vect_relevant): Add comments.
10743 (vect_is_simple_reduction): Add new argument.
10744 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10745 Detect nested cycles.
10746 (vect_is_simple_reduction): Update documentation, add an argument to
10747 distinguish inner-loop reduction from nested cycle, detect nested
10748 cycles, fix printings and indentation, don't swap operands in case
10750 (get_initial_def_for_reduction): Handle subtraction.
10751 (vect_create_epilog_for_reduction): Add new argument to specify
10752 reduction variable.
10753 (vect_finalize_reduction): Handle subtraction, fix comments.
10754 (vectorizable_reduction): Handle nested cycles. In case of nested
10755 cycle keep track of the reduction variable position. Call
10756 vect_is_simple_reduction with additional parameter. Use original
10757 statement code in reduction epilogue for nested cycle. Call
10758 vect_create_epilog_for_reduction with additional parameter.
10759 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10760 inner-loop vectorization.
10761 (vect_recog_widen_sum_pattern): Likewise.
10762 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10764 (vect_mark_stmts_to_be_vectorized): Likewise.
10765 (vect_get_vec_def_for_operand): Handle nested cycles.
10767 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10769 * doc/invoke.texi (Debugging Options): Fix option index entries
10770 for -fdump-statistics, -frandom-seed add entries for
10771 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10772 (FRV Options): Fix entries for -mTLS, -mtls.
10773 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10774 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10775 (M68hc1x Options): Fix @itemx for -mnominmax.
10776 (MCore Options): Fix entry for -mno-lsim.
10777 (MMIX Options): Fix entry for -mabi=mmixware.
10778 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10780 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10782 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10783 Mention the plugin mode of gengtype.
10784 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10785 * gengtype.c: Updated copyright.
10786 (plugin_files, nb_plugin_files) Added new static variables.
10787 (measure_input_list) Care about plugin_files.
10788 (write_rtx_next): Added early return in plugin mode.
10789 (create_file): Updated copyright year in generated file. Added
10791 (oprintf): Added early return if NULL outf.
10792 (get_output_file_with_visibility): Care of plugin_files.
10793 (get_output_file_name): May return null.
10794 (write_local): Added early return.
10795 (put_mangled_filename): Ditto.
10796 (finish_root_table): Added check for base_files.
10797 (write_roots): Care about null when plugins.
10798 (main): Added plugin mode.
10800 2009-06-15 Ian Lance Taylor <iant@google.com>
10802 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10803 * gcov.c (read_count_file): Add braces around variables declared
10806 * c.opt (Wjump-misses-init): New warning.
10807 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10808 -Wall and -Wc++-compat if not already set.
10809 (c_common_post_options): Clear warn_jump_misses_init if it was not
10811 * c-decl.c (struct c_binding): Change type field to a union with
10812 new label field. Make it the first field in the struct. Update
10813 references to type to use u.type instead.
10814 (struct c_spot_bindings): Define.
10815 (struct c_goto_bindings): Define.
10816 (c_goto_bindings_p): Define, along with VECs.
10817 (struct c_label_vars): Define.
10818 (struct c_scope): Add has_label_bindings field.
10819 (bind_label, set_spot_bindings): New static functions.
10820 (decl_jump_unsafe, update_spot_bindings): New static functions.
10821 (update_label_decls): New static function.
10822 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10823 Update binding u.label field to shadowed field.
10824 (c_binding_start_stmt_expr): New function.
10825 (c_binding_end_stmt_expr): New function.
10826 (pushdecl): Don't call c_begin_vm_scope.
10827 (make_label): Add defining and p_label_vars parameters. Change
10829 (lookup_label): Correct test for whether a label has not yet been
10830 defined. Call bind_label rather than bind.
10831 (warn_about_goto): New static function.
10832 (lookup_label_for_goto): New function.
10833 (declare_label): Call bind_label rather than bind.
10834 (check_earlier_gotos): New static function.
10835 (define_label): Don't give errors about jumping into statement
10836 expressions or scopes of variably modified types. Call
10837 set_spot_bindings and check_earlier_gotos. Call bind_label
10838 instead of bind. Don't set label_context_stack_se or
10839 label_context_stack_vm.
10840 (c_get_switch_bindings): New function.
10841 (c_release_switch_bindings): New function.
10842 (c_check_switch_jump_warnings): New function.
10843 (start_function): Don't set label_context_stack_se or
10844 label_context_stack_vm.
10845 (finish_function): Likewise.
10846 * c-typeck.c (label_context_stack_se): Don't define.
10847 (label_context_stack_vm): Don't define.
10848 (c_finish_goto_label): Call lookup_label_for_goto rather than
10849 lookup_label. Don't give errors about jumping into a statement
10850 expression or the scope of a variably modified type. Don't set
10851 label_context_stack_se or label_context_stack_vm.
10852 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10853 fields. Add bindings field.
10854 (c_start_case): Don't set deleted fields. Set bindings field.
10855 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10856 or blocked_vm. Call c_check_switch_jump_warnings.
10857 (c_finish_case): Don't test blocked_stmt_expr field. Call
10858 c_release_switch_bindings.
10859 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10860 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10861 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10862 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10863 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10864 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10865 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10866 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10867 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10868 (C_DECL_UNJUMPABLE_VM): Don't define.
10869 (C_DECL_UNDEFINABLE_VM): Don't define.
10870 (struct c_label_list): Don't define.
10871 (struct c_label_context_se): Don't define.
10872 (struct c_label_context_vm): Don't define.
10873 (struct c_spot_bindings): Declare.
10874 (c_bindings_start_stmt_expr): Declare.
10875 (c_bindings_end_stmt_expr): Declare.
10876 (lookup_label_for_goto): Declare.
10877 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10878 (c_check_switch_jump_warnings): Declare.
10879 (label_context_stack_se, label_context_stack_vm): Don't declare.
10880 (c_finish_goto_label): Update declaration.
10881 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10882 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10883 (Warning Options): Document -Wjump-misses-init.
10885 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10887 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10890 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10892 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10894 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10896 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10898 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10900 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10902 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10904 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10905 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10906 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10907 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10908 * dwarf2asm.c (dw2_force_const_mem): Update call to
10909 make_decl_one_only.
10910 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10911 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10912 * langhooks.c (lhd_comdat_group): Remove.
10913 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10914 * tree.h (DECL_COMDAT_GROUP): New.
10915 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10916 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10917 (make_decl_one_only): Change signature.
10918 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10919 make_decl_one_only.
10920 (make_decl_one_only): Change signature.
10921 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10923 2009-06-15 Richard Guenther <rguenther@suse.de>
10925 PR middle-end/40439
10926 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10928 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10930 * tree-ssa-math-opts.c: Remove extra divide.
10932 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10934 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10936 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10938 * passes.c: Add bswap pass.
10939 * tree-pass.h: Add pass_optimize_bswap declaration.
10940 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10941 Include rtl.h, expr.h and optabs.h for optab_handler check.
10942 (struct symbolic_number, pass_optimize_bswap): New definition.
10943 (do_shift_rotate, verify_symbolic_number_p): New functions.
10944 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10945 (gate_optimize_bswap): New function.
10946 * tree.c (widest_int_cst_value): New function.
10947 * tree.h (widest_int_cst_value): Prototype added.
10949 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10951 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10952 REG_EQUAL/REG_EQUIV notes.
10954 2009-06-14 Richard Guenther <rguenther@suse.de>
10956 PR middle-end/40389
10957 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10958 has its address taken if NRV was applied and it is addressable.
10959 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10960 function split out from ...
10961 (get_constraint_for_1): ... here.
10962 (handle_rhs_call): Use it to mark the return slot escaped if
10963 it is addressable and NRV was applied.
10965 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10967 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10968 Change first argument type to location_t.
10969 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10970 Do not set input_location.
10971 Use loc instead of input_location throughout.
10973 2009-06-13 Richard Guenther <rguenther@suse.de>
10975 PR tree-optimization/40421
10976 * tree-predcom.c (should_unroll_loop_p): Remove.
10977 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10979 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10981 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10982 Add location argument.
10984 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10986 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10988 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10989 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10990 * config/spu/spu-protos.h: Add location to
10991 spu_resolve_overloaded_builtin.
10992 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10993 spu_build_builtin_va_list.
10994 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10995 argument. Pass location to build_function_call_vec.
10996 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10998 (emit_fpu_switch): Same.
10999 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11000 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11001 to build_decl and create_artificial_label.
11002 (xtensa_gimplify_va_arg_expr): Same.
11003 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11004 (xstormy16_gimplify_va_arg_expr): Same.
11005 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11006 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11007 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11008 (mips16_build_function_stub): Same.
11009 (mips16_build_call_stub): Same.
11011 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11014 * arm/constraints.md (Pa, Pb): New constraints.
11015 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11016 split pattern to deal with them.
11018 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11020 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11021 fix index entry for -Xpreprocessor.
11023 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11025 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11026 Add location argument to build_decl call.
11027 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11028 (rs6000_init_builtins): Same.
11029 (spe_init_builtins): Same.
11030 (rs6000_gimplify_va_arg): Add location argument to
11031 create_artificial_label call.
11033 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11035 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11036 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11037 * Makefile.in: Fix GGC dependency for gcse.o.
11039 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11041 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11042 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11043 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11045 * c-parser.c (c_parser_binary_expression): Use current column while
11046 building binary operations.
11047 * common.opt (fshow-column): Enable by default.
11048 * tree-vrp.c (check_array_ref): Use warning_at.
11049 (check_array_bounds): Use location from call back if expr has no
11051 * tree.h: Add location argument to maybe_fold_*.
11052 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11053 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11054 (maybe_fold_offset_to_component_ref): Same.
11055 (maybe_fold_offset_to_reference): Same.
11056 (maybe_fold_offset_to_address): Same.
11057 (maybe_fold_stmt_indirect): Same.
11058 (maybe_fold_stmt_addition): Same.
11059 (fold_stmt_r): Pass location to maybe_fold_*.
11060 (fold_gimple_assign): Same.
11061 * c-tree.h: Add location argument to finish_decl,
11062 default_function_array_conversion, store_init_value.
11063 * c-decl.c (define_label): Use error_at.
11064 (c_make_fname_decl): Pass location to finish_decl.
11065 (finish_decl): New location argument.
11066 (build_compound_literal): Pass location to store_init_value.
11067 (grokdeclarator): Pass location to finish_decl.
11069 * c-typeck.c (array_to_pointer_conversion): New location argument.
11070 (function_to_pointer_conversion): Same.
11071 (default_function_array_conversion): Same.
11072 (parser_build_unary_op): Pass location to overflow_warning.
11073 (parser_build_binary_op): Same. Use warning_at.
11074 (build_unary_op): Pass location to array_to_pointer_conversion.
11075 (build_c_cast): Pass location to digest_init.
11076 (build_modify_expr): New location argument.
11077 (convert_for_assignment): Same.
11078 (store_init_value): Same.
11079 (digest_init): Same.
11080 (output_init_element): Pass location to digest_init and
11081 array_to_pointer_conversion.
11082 (c_finish_return): Pass location to convert_for_assignment.
11083 * gimplify.c (gimplify_conversion): Pass location to
11084 maybe_fold_offset_to_address.
11085 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11086 to maybe_fold_stmt_addition.
11087 * c-omp.c (c_finish_omp_atomic): Pass new location to
11089 (c_finish_omp_for): Same.
11090 * c-common.c (overflow_warning): New argument.
11091 * c-common.h: New argument to build_modify_expr, overflow_warning.
11092 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11094 (c_parser_initializer): Pass location to
11095 default_function_array_conversion.
11096 (c_parser_initelt): Same.
11097 (c_parser_initval): Same.
11098 (c_parser_asm_operands): Same.
11099 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11100 (c_parser_conditional_expression): Same.
11101 (c_parser_binary_expression): Add location info to stack. Use it.
11102 (c_parser_unary_expression): Pass location to
11103 default_function_array_conversion, parser_build_unary_op,
11104 build_indirect_ref, c_parser_postfix_expression_after_primary.
11105 (c_parser_postfix_expression_after_primary): New location argument.
11107 (c_parser_expression_conv): Pass location to
11108 default_function_array_conversion.
11109 (c_parser_expr_list): Same.
11110 (c_parser_omp_atomic): Same.
11111 (c_parser_omp_for_loop): Same.
11112 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11113 (build_array_declarator): New argument.
11114 * c-decl.c (build_array_declarator): Add location argument.
11115 (grokdeclarator): Set id_loc for cdk_array.
11116 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11117 build_array_declarator.
11118 * tree.c (build_omp_clause): Add location argument.
11119 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11120 (OMP_CLAUSE_LOCATION): New macro.
11121 (struct tree_omp_clause): Add location field.
11122 (build_omp_clause): Add argument.
11123 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11124 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11126 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11127 (cp_parser_omp_clause_collapse): Same.
11128 (cp_parser_omp_clause_default): Same.
11129 (cp_parser_omp_clause_if): Same.
11130 (cp_parser_omp_clause_nowait): Same.
11131 (cp_parser_omp_clause_num_threads): Same.
11132 (cp_parser_omp_clause_ordered): Same.
11133 (cp_parser_omp_clause_schedule): Same.
11134 (cp_parser_omp_clause_untied): Same.
11135 (cp_parser_omp_for_loop): Same.
11136 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11137 * c-tree.h (c_start_case): Add location argument.
11138 (c_process_expr_stmt): Same.
11139 (c_finish_goto_*): Same.
11140 * tree-parloops.c (initialize_reductions): Pass location to
11142 (create_parallel_loop): Same.
11143 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11144 (gfc_trans_omp_reduction_list): Same.
11145 (gfc_trans_omp_clauses): Same.
11146 (gfc_trans_omp_do): Same.
11147 * c-typeck.c (c_finish_goto_label): Same.
11148 (c_finish_goto_ptr): New location argument.
11149 (c_start_case): Same.
11150 (emit_side_effect_warnings): Same.
11151 (c_process_expr_stmt): Same.
11152 (c_finish_stmt_expr): Same.
11153 (c_finish_omp_clauses): Use error_at instead of error.
11154 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11156 * c-omp.c (c_split_parallel_clauses): New location argument.
11157 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11158 to build_omp_clause.
11159 (convert_local_reference_stmt): Same.
11160 (convert_gimple_call): Same.
11161 * c-common.h (c_split_parallel_clauses): New argument.
11162 * c-parser.c (c_parser_statement_after_labels): Pass location to
11163 c_finish_goto_label.
11164 (c_parser_switch_statement): Pass location to c_start_case.
11165 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11166 and c_process_expr_stmt.
11167 (c_parser_omp_variable_list): Add location argument.
11168 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11169 (c_parser_omp_clause_default): Same.
11170 (c_parser_omp_clause_if): Same.
11171 (c_parser_omp_clause_num_threads): Same.
11172 (-c_parser_omp_clause_ordered): Same.
11173 (c_parser_omp_clause_reduction): Pass location to
11174 c_parser_omp_variable_list.
11175 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11176 (c_parser_omp_clause_untied): Same.
11177 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11178 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11180 * c-tree.h (check_for_loop_decls, undeclared_variable,
11181 build_component_ref, build_array_ref, build_external_ref,
11182 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11183 build_conditional_expr, build_compound_expr, c_cast_expr,
11184 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11185 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11187 * c-semantics.c (build_stmt): Same.
11188 (build_case_label): Same.
11189 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11190 (undeclared_variable): New argument.
11191 (make_label): Same.
11192 (lookup_label): Pass location on down.
11193 (define_label): Same.
11194 (finish_decl): Same.
11195 (build_compound_literal): Same.
11196 (finish_struct): Same.
11197 (finish_function): Do not set location here.
11198 (check_for_loop_decls): New argument.
11199 * tree.c (save_expr): Set location.
11200 (build_empty_stmt): New argument.
11201 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11202 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11203 * builtins.c (gimplify_va_arg_expr): Use locations.
11204 (expand_builtin_sync_operation): Same.
11205 * c-typeck.c (build_component_ref): New argument.
11206 (build_array_ref): Same.
11207 (build_external_ref): Same.
11208 (c_expr_sizeof_expr): Same.
11209 (c_expr_sizeof_type): Same.
11210 (parser_build_unary_op): Same.
11211 (build_conditional_expr): Same.
11212 (build_compound_expr): Pass location on down.
11213 (build_compound_expr): New argument.
11214 (build_c_cast): Same.
11215 (c_cast_expr): Same.
11216 (build_asm_expr): Same.
11217 (c_finish_return): Same.
11218 (c_process_expr_stmt): Pass location on down.
11219 (c_finish_stmt_expr): New argument.
11220 (push_clenaup): Same.
11221 (c_finish_omp_parallel): Same.
11222 (c_finish_omp_task): Same.
11223 * gimplify.c (gimplify_call_expr): Pass location on down.
11224 * c-omp.c (c_finish_omp_master): New argument.
11225 (c_finish_omp_critical): Same.
11226 (c_finish_omp_ordered): Same.
11227 (c_finish_omp_barrier): Same.
11228 (-c_finish_omp_taskwait): Same.
11229 (c_finish_omp_atomic): Same.
11230 (c_finish_omp_flush): Same.
11231 * tree-inline.c (copy_tree_body_r): Pass location on down.
11232 (inline_forbidden_p): Remove use of input_location.
11233 * c-gimplify.c (c_build_bind_expr): New argument.
11234 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11235 (c_sizeof_or_alignof_type): New argument.
11236 (c_alignof_expr): Same.
11237 (build_va_arg): Same.
11238 (c_add_case_label): Same.
11239 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11240 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11241 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11242 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11243 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11244 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11246 * stub-objc.c (objc_build_selector_expr): Same.
11247 (objc_build_throw_stmt): Same.
11248 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11249 (c_parser_initelt): Same.
11250 (c_parser_compound_statement): Same.
11251 (c_parser_compound_statement_nostart): Same.
11252 (c_parser_label): Same.
11253 (c_parser_statement_after_labels): Same.
11254 (c_parser_if_body): Same.
11255 (c_parser_else_body): Same.
11256 (c_parser_if_statement): Same.
11257 (c_parser_switch_statement): Same.
11258 (c_parser_while_statement): Same.
11259 (c_parser_do_statement): Same.
11260 (c_parser_for_statement): Same.
11261 (c_parser_asm_statement): Same.
11262 (c_parser_conditional_expression): Same.
11263 (c_parser_binary_expression): Same.
11264 (c_parser_cast_expression): Same.
11265 (c_parser_unary_expression): Same.
11266 (c_parser_sizeof_expression): Same.
11267 (c_parser_alignof_expression): Same.
11268 (c_parser_postfix_expression): Same.
11269 (c_parser_expression): Same.
11270 (c_parser_objc_receiver): Same.
11271 (c_parser_omp_variable_list): Same.
11272 (c_parser_omp_structured_block): Same.
11273 (c_parser_omp_atomic): New argument.
11274 (c_parser_omp_barrier): Same.
11275 (c_parser_omp_critical): Same.
11276 (c_parser_omp_flush): Pass location on down.
11277 (c_parser_omp_for_loop): New argument.
11278 (c_parser_omp_for): Same.
11279 (c_parser_omp_master): Same.
11280 (c_parser_omp_ordered): Same.
11281 (c_parser_omp_sections_scope): Same.
11282 (c_parser_omp_sections): Same.
11283 (c_parser_omp_parallel): Same.
11284 (c_parser_omp_single): Same.
11285 (c_parser_omp_task): Same.
11286 (c_parser_omp_taskwait): Pass location on down.
11287 (c_parser_omp_construct): Same.
11288 (c_parser_omp_threadprivate): Same.
11289 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11290 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11291 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11292 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11293 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11294 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11295 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11296 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11297 config/i386/i386.c, stmt.c:
11298 Add location argument to the following function definitions and/or
11299 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11300 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11301 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11302 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11303 do_case, c_finish_bc_stmt, build_compound_literal,
11304 build_function_call.
11305 * c-decl.c (build_compound_literal): Add location argument.
11306 Make all diagnostic calls use location.
11307 (start_struct): Same.
11308 (finish_struct): Same.
11309 (start_enum): Same.
11310 (build_enumerator): Same.
11311 (start_function): Same.
11312 (grokdeclarator): Make all diagnostic calls use location.
11313 (store_parm_decls_oldstyle): Same.
11314 * c-typeck.c (build_function_call): Add location argument.
11315 Make all diagnostic calls use location.
11317 (c_finish_bc_stmt): Same.
11318 * tree-nested.c (get_trampoline_type): Add argument.
11319 Pass location to build_decl.
11320 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11321 * rtl.h (RTL_LOCATION): New.
11322 * c-common.c (c_add_case_label): Add location argument.
11323 Make all diagnostic calls use location.
11324 * c-common.h: Add location argument to make_fname_decl, do_case,
11325 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11326 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11327 Set it appropriately for every case. Pass enum_loc to start_enum
11328 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11330 (c_parser_struct_or_union_specifier): Save location. Use it for
11331 start_struct, finish_struct, and parser_xref_tag.
11333 2009-06-12 Ian Lance Taylor <iant@google.com>
11335 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11337 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11338 cpp_opts->warn_cxx_operator_names.
11340 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11343 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11344 is returns NULL and OP is a VCE, look through the VCE.
11346 2009-06-12 Ian Lance Taylor <iant@google.com>
11349 * collect2.c (main): Use CONST_CAST2 in code inside #if
11350 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11352 2009-06-12 Joey Ye <joey.ye@intel.com>
11354 PR middle-end/39146
11355 * cfgexpand.c (get_decl_align_unit): Update
11356 max_used_stack_slot_alignment with align instead of
11357 stack_alignment_needed.
11359 * function.c (assign_stack_local_1): Update
11360 max_used_stack_slot_alignment with alignment_in_bits instead
11361 of stack_alignment_needed.
11362 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11365 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11367 * dwarf2out.c (last_var_location_insn): New variable.
11368 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11369 (dwarf2out_var_location): Don't record anything after last real
11370 insn. Only change labels if there were any real instructions
11371 in between last note and this one, or if changed sections.
11373 2009-06-11 Richard Henderson <rth@redhat.com>
11375 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11376 note when storing the frame pointer in a register.
11377 (FRP): Don't redefine to nothing for epilogue.
11378 (alpha_expand_epilogue): Mark register and sp restores.
11379 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11381 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11382 when gen_lowpart is needed.
11384 2009-06-11 Richard Henderson <rth@redhat.com>
11386 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11388 * dwarf2out.c (need_data_align_sf_opcode): New.
11389 (div_data_align): Move earlier.
11390 (def_cfa_1, reg_save): Use it.
11392 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11394 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11395 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11396 (ix86_handle_option): Handle OPT_mcrc32.
11397 (ix86_target_string): Add -mcrc32.
11398 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11400 * config/i386/i386.h (TARGET_CRC32): New.
11402 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11403 (sse4_2_crc32di): Likewise.
11405 * config/i386/i386.opt (mcrc32): New.
11407 * doc/invoke.texi: Document -mcrc32.
11409 2009-06-11 Richard Henderson <rth@redhat.com>
11411 * common.opt (gdwarf-): Accept a version number.
11412 * doc/invoke.texi (gdwarf-): Update docs.
11413 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11414 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11415 version level, and record it.
11417 * dwarf2.h (DW_CIE_VERSION): Remove.
11418 * dwarf2out.c (DWARF_VERSION): Remove.
11419 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11420 (output_call_frame_info): Use CIE version 3 for dwarf3,
11421 or if the return register column is out of range for version 1.
11422 (dwarf_stack_op_name): Add all dwarf3 values.
11423 (DEBUG_PUBTYPES_SECTION): New.
11424 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11425 encoding change for dwarf3.
11426 (output_die) [dw_val_class_die_ref]: Likewise.
11427 (output_compilation_unit_header): Emit correct version for dwarf3.
11428 (output_line_info): Likewise.
11429 (output_pubnames): Update for DWARF_VERSION removal.
11430 (output_aranges): Likewise.
11431 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11432 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11433 (dwarf2out_finish): Likewise.
11435 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11437 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11440 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11443 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11444 * builtins.c (expand_builtin_unreachable): New function.
11445 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11446 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11447 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11449 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11450 searching for missing barriers.
11452 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11454 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11455 when -fprofile-generate* was passed.
11456 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11458 2009-06-11 Anthony Green <green@moxielogic.com>
11460 * config/moxie/moxie.md: Define length attribute for all instructions.
11462 (*b<cond:code>): Support limited branch ranges for new PC-relative
11463 branch instructions.
11464 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11466 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11468 * config/i386/i386.c (min_insn_size): Use get_attr_length
11469 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11470 For __asm return 0.
11472 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11473 instead of emit_insn_before.
11475 2009-06-10 Ian Lance Taylor <iant@google.com>
11478 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11481 2009-06-10 Revital Eres <eres@il.ibm.com>
11483 * passes.c (init_optimization_passes): Reschedule
11484 predictive-commoning pass before complete unroll pass.
11486 2009-06-10 Martin Jambor <mjambor@suse.cz>
11488 * cgraph.c (cgraph_node_can_be_local_p): New function.
11489 (cgraph_make_node_local): New function.
11490 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11491 (cgraph_make_node_local): Declare.
11493 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11495 * tree.h (tree_base): Add packed_flag and user_align fields.
11496 Decrease size of spare field.
11497 (TYPE_USER_ALIGN): Use user_align from tree_base.
11498 (DECL_USER_ALIGN): Likewise.
11499 (TYPE_PACKED): Use packed_flag from tree_base.
11500 (DECL_PACKED): Likewise.
11501 (tree_type): Delete packed_flag and user_align fields. Widen
11502 precision field. Widen mode field and shuffle fields to align
11503 mode on an 8-bit boundary.
11504 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11505 Renumber decl_flag_* fields. Fix comments. Widen
11506 decl_common_unused field.
11507 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11508 (DECL_EXTERNAL): Likewise.
11509 (DECL_BIT_FIELD): Likewise.
11510 (DECL_NONADDRESSABLE_P): Likewise.
11511 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11512 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11514 2009-06-10 Ian Lance Taylor <iant@google.com>
11516 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11517 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11518 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11519 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11520 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11521 DEF_VEC_ALLOC_FUNC_P.
11522 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11523 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11524 DEF_VEC_ALLOC_FUNC_O.
11525 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11526 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11527 DEF_VEC_ALLOC_FUNC_I.
11528 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11529 (vec_stack_p_reserve_exact_1): Declare.
11530 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11531 (vec_stack_free): Declare.
11532 (VEC_stack_alloc): Define.
11533 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11534 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11535 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11536 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11538 (stack_vecs): New static variable.
11539 (vec_stack_p_reserve_exact_1): New function.
11540 (vec_stack_o_reserve_1): New static function.
11541 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11542 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11543 (vec_stack_free): New function.
11544 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11545 (VEC_df_ref_stack_alloc): Define.
11546 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11547 DEF_VEC_ALLOC_P_STACK.
11548 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11549 (struct df_collection_rec): Change _vec fields to VEC. Remove
11551 (df_free_collection_rec): Adjust for new fields.
11552 (df_insn_rescan): Use new df_collection_rec fields.
11553 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11554 (df_ref_create_structure, df_ref_record): Likewise.
11555 (df_get_conditional_uses, df_get_call_refs): Likewise.
11556 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11557 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11558 (df_record_exit_block_uses, df_bb_verify): Likewise.
11559 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11560 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11561 Remove count parameter. Change return type to void. Change all
11563 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11564 Remove count parameter. Change return type to void. Change all
11566 (df_install_refs): Change old_vec parameter to VEC. Remove count
11567 parameter. Change all callers.
11568 (df_install_mws): Change old_vec parameter to VEC. Remove count
11569 parameter. Change all callers.
11570 (df_refs_verify): Change new_rec parameter to VEC. Change call
11572 (df_mws_verify): Likewise.
11574 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11576 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11578 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11580 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11582 2009-06-10 Anthony Green <green@moxielogic.com>
11584 * config/moxie/crti.asm: New file.
11585 * config/moxie/crtn.asm: New file.
11586 * config/moxie/moxie.c: New file.
11587 * config/moxie/moxie.h: New file.
11588 * config/moxie/sfp-machine.h: New file.
11589 * config/moxie/moxie-protos.h: New file.
11590 * config/moxie/t-moxie: Created.
11591 * config/moxie/t-moxie-softfp: Created.
11592 * config/moxie/moxie.md: Created.
11593 * config/moxie/constraints.md: Created.
11594 * config.gcc: Add moxie support.
11595 * doc/md.texi (Machine Constraints): Add moxie constraints.
11596 * doc/contrib.texi (Contributors): Mention moxie port.
11597 * doc/install.texi (Specific): Mention the moxie port.
11599 2009-06-09 Ian Lance Taylor <iant@google.com>
11601 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11602 compiling with C++.
11603 * optabs.c (optab_table): Only use designated initializers if
11604 HAVE_DESIGNATED_INITIALIZERS is defined.
11605 (convert_optab_table): Likewise.
11606 (init_optabs): Always call init_insn_codes if
11607 HAVE_DESIGNATED_INITIALIZERS is not defined.
11609 2009-06-09 Ian Lance Taylor <iant@google.com>
11611 * targhooks.c (default_builtin_vectorized_function): Change fn
11612 parameter to unsigned int.
11613 (default_builtin_vectorized_conversion): Change code parameter to
11615 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11616 * targhooks.h: Update declarations.
11617 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11618 parameter to unsigned int.
11620 * c-typeck.c (comptypes_check_enum_int): New static function.
11621 (comptypes_internal): Add enum_and_int_p parameter. Change all
11623 (comp_target_types): Add location parameter. Change all callers.
11624 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11625 Change all callers.
11626 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11627 (build_conditional_expr): Add colon_loc parameter. Change all
11629 (convert_for_assignment): Add location parameter. Change all callers.
11630 * c-parser.c (c_parser_conditional_expression): Pass location of
11631 colon to build_conditional_expr.
11632 * c-tree.h (build_conditional_expr): Update declaration.
11634 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11636 * graphite.c: Revert previous patch.
11638 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11641 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11643 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11645 * tree-ssa-loop-prefetch.c
11646 (loop_prefetch_arrays): Fixed a portability problem in printf format
11649 2009-06-09 Martin Jambor <mjambor@suse.cz>
11651 PR tree-optimization/40351
11652 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11653 refrence to a potential artifical subaccess can be constructed.
11655 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11657 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11658 (sh_override_options): Likewise.
11659 * config/sh/sh.c: Include params.h.
11660 (sh_optimization_options): New.
11661 (sh_override_options): Likewise.
11662 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11663 (OVERRIDE_OPTIONS): Use sh_override_options.
11665 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11667 * dwarf2out.c (emit_cfa_remember): New variable.
11668 (add_fde_cfi): If emit_cfa_remember, recurse to add
11669 DW_CFA_remember_state first.
11670 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11671 instead just set emit_cfa_remember.
11673 2009-06-08 Jan Hubicka <jh@suse.cz>
11676 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11678 2009-06-08 Jan Hubicka <jh@suse.cz>
11680 PR middle-end/39834
11681 * cgraphunit.c (save_inline_function_body): Do not copy transform
11682 hooks for saved inline bodies.
11683 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11684 for given function.
11686 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11688 * jump.c (returnjump_p): Handle delayed branches. Add missing
11691 2009-06-08 Jan Hubicka <jh@suse.cz>
11693 PR middle-end/40102
11694 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11695 original node might've been modified.
11696 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11698 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11700 * tree-object-size.c (addr_object_size): Add OSI argument.
11701 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11702 (compute_builtin_object_size, expr_object_size): Adjust callers.
11703 (plus_stmt_object_size): Call addr_object_size instead of
11704 compute_builtin_object_size.
11706 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11707 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11709 * tree-ssa-loop-prefetch.c
11710 (gather_memory_references): Introduced a counter for the number of
11712 (anything_to_prefetch_p): Introduced a counter for the number of
11714 (is_loop_prefetching_profitable): New function with a cost model
11716 (loop_prefetch_arrays): Use the new cost model to determine if
11717 prefetching is profitable.
11718 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11719 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11720 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11721 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11722 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11723 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11725 2009-06-08 Michael Matz <matz@suse.de>
11728 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11729 partitions use the same.
11730 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11731 for basevars of SSA_NAMEs.
11732 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11733 to not expand them twice.
11734 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11737 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11739 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11740 (fdump-final-insns=, gtoggle): New.
11741 * doc/invoke.texi: Document them.
11742 * final.c (rest_of_clean_state): Dump final insn stream.
11743 * gcc.c (invoke_as): Hook in -fcompare-debug.
11744 (static_spec_functions): Add compare-debug-dump-opt,
11745 compare-debug-self-opt and compare-debug-auxbase-opt.
11746 (compare_debug, compare_debug_second, compare_debug_opt): New.
11747 (switches_debug_check, n_switches_debug_check): New.
11748 (debug_auxbase_opt, debug_check_temp_file): New.
11749 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11751 (do_self_spec): Handle arguments after switches.
11752 (do_spec_1): Add .gk extension to temp file basenames for compare.
11753 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11754 (cc1_options): Use it instead of normal auxbase computation for
11755 the second compare-debug compilation.
11756 (compare_files): New.
11757 (main): Set up and implement compare debug mode.
11758 (compare_debug_dump_opt_spec_function): New.
11759 (compare_debug_self_opt_spec_function): New.
11760 (compare_debug_auxbase_opt_spec_function): New.
11761 * toplev.c (process_options): Handle flag_gtoggle,
11762 flag_dump_final_insns.
11763 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11764 during -fcompare-debug-second compilation.
11766 2009-06-07 Ian Lance Taylor <iant@google.com>
11768 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11769 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11771 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11772 with no default node. Change warning with %H to warning_at.
11773 Don't clear warn_switch around case checking.
11774 * doc/invoke.texi (Warning Options): Clarify distinction between
11775 -Wswitch and -Wswitch-enum.
11777 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11779 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11781 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11783 * gbl-ctors.h: Add header guard.
11785 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11787 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11788 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11789 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11790 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11791 prototypes for removed functions.
11792 (expressions_equal_p): Move to ...
11793 * tree-ssa-sccvn.h: ... here and ...
11794 * matrix-reorg.c: ... adjust includes.
11796 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11798 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11800 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11802 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11803 (finish_function): Remove erroneous whitespace.
11805 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11807 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11808 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11810 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11812 * errors.c (internal_error): Commentary typo fix.
11813 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11814 * tree-ssa-pre.c: Ditto.
11816 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11818 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11819 them is supposed to hold actual statements.
11821 2009-06-06 Ian Lance Taylor <iant@google.com>
11823 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11824 empty statements can now have attributes.
11826 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11828 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11829 * config/mips/mips.md: Ditto.
11831 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11833 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11835 (__eabi_uconvert): Likewise.
11837 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11839 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11840 CFI_* definitions with IN_GCC.
11842 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11844 * xcoffout.h (xcoffout_source_line): Update prototype.
11846 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11848 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11849 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11851 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11853 PR middle-end/40340
11854 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11855 inlined_function_outer_scope_p blocks for artificial inlines
11857 * tree.c (tree_nonartificial_location): Rewrite using
11858 block_nonartificial_location.
11860 2009-06-05 Revital Eres <eres@il.ibm.com>
11861 Leehod Baruch <leehod@il.ibm.com>
11863 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11864 (expand_expr_real_1): Remove comment.
11865 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11866 Vectorize misaligned access when the target supports it.
11867 (vect_supportable_dr_alignment): Check for unaligned access support.
11868 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11871 2009-06-05 Julian Brown <julian@codesourcery.com>
11873 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11874 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11876 2009-06-05 Richard Guenther <rguenther@suse.de>
11879 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11880 as possibly unused.
11882 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11884 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11885 (save_gprs): Don't tell unwinder when a global register is saved.
11886 (s390_emit_epilogue): Emit needed epilogue unwind info.
11888 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11890 * dwarf2out.c (deferred_asm_name): New.
11891 (add_name_and_src_coords_attributes): Defer creation of
11892 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11894 (move_linkage_attr): New.
11895 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11898 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11900 * tree-nested.c (finalize_nesting_tree_1): Declare the
11901 frame_decl in the binding tree.
11903 2009-06-04 Cary Coutant <ccoutant@google.com>
11905 * basic-block.h (struct basic_block_def): Add discriminator field.
11906 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11908 * debug.c (do_nothing_debug_hooks): Add additional entry.
11909 (debug_nothing_int_charstar_int): New function.
11910 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11911 (debug_nothing_int_charstar_int): New declaration.
11912 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11913 discriminator value in .loc directive.
11914 * final.c (last_discriminator): New variable.
11915 (discriminator): New variable.
11916 (final_start_function): Initialize above variables, pass current
11917 discriminator to debug hook.
11918 (notice_source_line): Check for discriminator change.
11919 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11920 * sdbout.c (sdbout_source_line): New parameter.
11921 * tree-cfg.c (struct locus_discrim_map): New structure type.
11922 (discriminator_per_locus): New hash table.
11923 (build_gimple_cfg): Allocate and free discriminator hash table.
11924 (make_edges): Call assign_discriminator.
11925 (locus_map_hash): New function.
11926 (locus_map_eq): New function.
11927 (next_discriminator_for_locus): New function.
11928 (same_line_p): New function.
11929 (assign_discriminator): New function.
11930 (make_cond_expr_edges): Call assign_discriminator.
11931 (make_gimple_switch_edges): Likewise.
11932 (first_non_label_stmt): New function.
11933 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11935 * xcoffout.c (xcoffout_source_line): Add new parameter.
11937 * configure.ac (gcc_cv_as_discriminator): New configury check for
11938 gas support for discriminator.
11939 * configure: Regenerate.
11940 * config.in: Regenerate.
11942 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11944 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11945 val after checking for integers.
11947 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11949 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11951 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11952 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11953 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11954 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11955 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11956 X64_SSE_REGPARM_MAX.
11957 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11958 X64_SSE_REGPARM_MAX.
11960 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11962 * gcc.c (report_times_to_file): New.
11963 (execute): Implement it.
11964 (process_command): Support -time=.
11965 * doc/invoke.texi: Document it.
11967 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11969 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11970 that have value exprs.
11972 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11974 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11975 declarations for constants until...
11976 (dw2_output_indirect_constant_1): ... this point.
11978 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11981 * arm.md (arm_addsi3): Don't try to split an add with an
11982 eliminable register until after reload has completed.
11984 2009-06-03 Ian Lance Taylor <iant@google.com>
11986 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11987 * genattrtab.c (write_length_unit_log): Likewise.
11988 * genchecksum.c (dosum): Likewise.
11989 * gengtype.c (write_rtx_next): Likewise.
11990 (finish_root_table, write_roots): Likewise.
11991 * gimple.c (gimple_ops_offset_): Likewise.
11992 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11993 * config/arc/arc.c (arc_attribute_table): Likewise.
11994 * config/arm/arm.c (arm_attribute_table): Likewise.
11995 * config/avr/avr.c (avr_attribute_table): Likewise.
11996 * config/crx/crx.c (crx_attribute_table): Likewise.
11997 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11998 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11999 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12000 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12001 * config/sh/sh.c (sh_attribute_table): Likewise.
12002 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12003 * config/spu/spu.c (spu_attribute_table): Likewise.
12004 * config/v850/v850.c (v850_attribute_table): Likewise.
12006 * config/alpha/alpha.c (vms_attribute_table): Make static.
12007 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12008 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12009 * config/mips/mips.c (mips_attribute_table): Likewise.
12011 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12013 (cc1-checksum.o): Likewise.
12015 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12017 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12019 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12021 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12022 insn if it is changing sp. Use gen_add3_insn instead of
12023 conditionally gen_addsi3 and gen_adddi3.
12024 (offset_below_red_zone_p): New static inline function.
12025 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12026 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12027 * config/rs6000/ppc-asm.h: Include auto-host.h.
12028 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12029 CFI_RESTORE): Define.
12030 * config/rs6000/crtresxgpr.asm: Add unwind info.
12031 * config/rs6000/crtresxfpr.asm: Likewise.
12032 * config/rs6000/crtresgpr.asm: Likewise.
12033 * config/rs6000/crtresfpr.asm: Likewise.
12034 * config/rs6000/crtsavgpr.asm: Likewise.
12035 * config/rs6000/crtsavfpr.asm: Likewise.
12037 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12038 argument of DWARF2_FRAME_REG_OUT macros.
12040 2009-06-03 Julian Brown <julian@codesourcery.com>
12042 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12043 words or less (including TImode) in core registers.
12045 2009-06-03 Richard Guenther <rguenther@suse.de>
12047 PR middle-end/40328
12048 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12050 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12052 * statistics.c (statistics_counter_event): Do not record event
12053 in pass dump if its number == -1.
12054 (curr_statistics_hash): Add assert that we never get passes
12055 with static number == -1.
12057 2009-06-03 Richard Guenther <rguenther@suse.de>
12058 Andrey Belevantsev <abel@ispras.ru>
12060 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12061 non-BLKmode arrays addressable.
12063 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12065 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12066 * config/m68k/m68k.h: ... here.
12067 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12070 2009-06-03 Martin Jambor <mjambor@suse.cz>
12072 PR tree-optimization/40323
12073 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12076 2009-06-03 Richard Guenther <rguenther@suse.de>
12078 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12081 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12083 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12084 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12085 JUMP_TABLE_DATA_P where applicable.
12086 * config/sh/sh.c: Ditto.
12087 * config/sh/sh.h: Ditto.
12088 * config/sh/sh.md: Ditto.
12089 * config/sh/symbian.c: Ditto.
12091 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12093 * config/i386/driver-i386.c (describe_cache): Optimize
12094 concatenation of strings. Use snprintf instead of sprintf.
12095 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12096 target when not compiling with GCC.
12098 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12100 * config/sh/sh.c: Revert last change.
12101 (sh_expand_epilogue): Emit a blockage insn before the frame
12102 pointer adjustment unconditionally.
12104 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12106 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12107 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12108 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12109 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12110 to COLLECT_GCC_OPTIONS.
12112 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12114 * collect2.c (target_system_root): New variable.
12115 (main): Handle --sysroot=.
12116 (ignore_library): Strip the sysroot from the library path.
12118 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12120 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12121 (collect2.o): Depend on collect2-aix.h.
12122 (collect2-aix.o): New rule.
12123 * collect2-aix.h: New file.
12124 * collect2-aix.c: Likewise.
12125 * collect2.c: Include collect2-aix.h. Don't undefine
12126 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12127 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12128 Use TARGET_AIX_VERSION instead of _AIX51.
12129 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12130 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12131 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12132 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12133 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12135 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12137 * collect2.c (ignore_library): Avoid premature post-increment
12138 and null deference.
12140 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12142 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12143 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12144 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12145 CROSS_DIRECTORY_STRUCTURE too.
12146 (LINK_LIBG_SPEC): Likewise.
12147 (LIB_SPEC): Add %R to sysroot paths.
12148 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12149 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12150 * config/rs6000/aix51.h: As for aix43.h.
12151 * config/rs6000/aix52.h: Likewise.
12152 * config/rs6000/aix53.h: Likewise.
12153 * config/rs6000/aix61.h: Likewise.
12154 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12155 to the beginning of sysroot paths.
12157 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12159 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12160 INSN_LISTs that are out of the REG_NOTE range.
12162 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12164 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12165 (struct var_to_expand): Likewise.
12166 (struct opt_info): Add head and tail for linked lists of the above.
12167 (analyze_insn_to_expand_var): Initialize next.
12168 (analyze_iv_to_split_insn): Likewise.
12169 (analyze_insns_in_loop): Create linked lists.
12170 (allocate_basic_variable): Simplify for use without hash table.
12171 (insert_var_expansion_initialization): Likewise, make it type-safer.
12172 (combine_var_copies_in_loop_exit): Likewise.
12173 (apply_opt_in_copies): Walk lists rather than hash tables.
12174 (release_var_copies): Simplified and inlined by hand into...
12175 (free_opt_info): ... this function.
12177 2009-06-02 Richard Guenther <rguenther@suse.de>
12179 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12182 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12184 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12185 only for builtins that are not overridden.
12187 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12189 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12192 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12194 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12196 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12198 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12200 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12202 * common.opt (fdump-unnumbered-links): New.
12203 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12204 * print-rtl.c (flag_dump_unnumbered_links): New.
12205 (print_rtx): Test it.
12207 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12209 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12210 push/pop multiple to 8-byte alignment.
12212 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12214 * config/i386/i386.c (queued_cfa_restores): New static variable.
12215 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12217 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12218 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12219 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12220 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12221 note unconditionally.
12222 (ix86_emit_restore_regs_using_mov): Likewise.
12223 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12224 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12225 it through to ix86_emit_restore_reg_using_pop.
12226 (ix86_emit_leave): Add RED_OFFSET argument. Call
12227 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12228 instead of adding REG_CFA_OFFSET note unconditionally.
12229 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12230 the above functions. Call ix86_add_queued_cfa_restore_notes when
12233 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12234 force output of the label even for dwarf2out_do_cfi_asm.
12235 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12236 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12237 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12239 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12240 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12241 dwarf2out_cfi_label callers.
12242 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12243 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12244 Adjust dwarf2out_cfi_label callers.
12245 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12247 * config/i386/i386.h (struct machine_cfa_state,
12248 struct machine_function): Guard with ifndef USED_FOR_TARGET
12249 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12252 * emutls.c (__emutls_get_address): Change arr->size to mean number
12253 of allocated arr->data entries instead of # of slots + 1.
12255 PR middle-end/40316
12256 * recog.c (peep2_reinit_state): New function.
12257 (peephole2_init_state): Use it at the end of a basic block and also
12258 when seeing a RTX_FRAME_RELATED_P insn.
12260 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12262 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12263 fixuns_truncrfdi2): New.
12264 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12265 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12266 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12267 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12268 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12269 *recip_approx): Remove.
12270 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12271 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12272 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12274 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12277 2009-06-01 Ian Lance Taylor <iant@google.com>
12279 * attribs.c (register_attribute): Use CONST_CAST.
12280 * collect2.c (main): Use CONST_CAST2.
12281 (scan_prog_file): Likewise.
12282 * gcc.c (process_command, main): Likewise.
12283 * toplev.c (toplev_main): Likewise.
12285 * c-typeck.c (handle_warn_cast_qual): New static function,
12286 partially broken out of build_c_cast.
12287 (build_c_cast): Call handle_warn_cast_qual.
12288 * doc/invoke.texi (Warning Options): Document new effect of
12291 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12293 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12294 (diagnostic_report_current_module): Print columns.
12295 * common.opt (flag_show_column): Enable by default.
12297 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12299 * alias.c (find_base_term): Check for NULL term before returning.
12301 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12303 Revert due to PR40320:
12304 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12305 * calls.c (emit_library_call_value_1): Don't force_operand for move
12308 2009-06-01 Olivier Hainque <hainque@adacore.com>
12309 Eric Botcazou <ebotcazou@adacore.com>
12311 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12312 to be processed as a bitfield for constructor output purposes.
12313 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12315 * varasm.c (oc_local_state): New type, output_constructor
12316 local state to support communication with helpers.
12317 (oc_outer_state): New type, output_constructor outer state of
12318 relevance in recursive calls.
12319 (output_constructor_array_range): New output_constructor helper,
12320 extracted code for an array range element.
12321 (output_constructor_regular_field): New output_constructor helper,
12322 extracted code for an element that is not a bitfield.
12323 (output_constructor_bitfield): New output_constructor helper,
12324 extracted code for a bitfield element. Accept an OUTER state
12325 argument for recursive processing. Recurse on record or array
12326 CONSTRUCTOR values, possibly past noop conversions.
12327 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12328 VALUE is a valid constant-valued expression for use in a static
12329 bit-field initializer.
12330 (output_constructor): Rework to use helpers. Accept and honor an
12331 OUTER state argument for recursive calls. Return total size. Be
12332 prepared for nested constructors initializing bitfields.
12333 (output_constant): Feed OUTER in calls to output_constructor.
12335 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12337 * calls.c (emit_library_call_value_1): Don't force_operand for move
12340 2009-06-01 Nick Clifton <nickc@redhat.com>
12342 * doc/invoke.texi (IA-64 Options): Fix typo.
12344 2009-06-01 Ira Rosen <irar@il.ibm.com>
12346 PR tree-optimization/39129
12347 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12349 (vect_do_peeling_for_loop_bound): Use
12350 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12351 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12352 (vect_loop_versioning): Likewise.
12353 (vect_create_cond_for_alias_checks): Fix indentation.
12354 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12356 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12357 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12358 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12359 "control flow in loop".
12360 (vect_estimate_min_profitable_iters): Use
12361 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12362 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12363 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12364 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12365 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12366 statement belongs to a group of strided accesses with the exact code
12368 (vectorizable_load): Likewise.
12369 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12370 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12372 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12374 * config/freebsd-stdint.h: New file.
12375 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12376 Add freebsd-stdint.h to tm_file.
12378 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12380 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12381 (thumb2_extendhidi2): Likewise.
12383 2009-05-31 Ian Lance Taylor <iant@google.com>
12385 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12387 2009-05-31 Ian Lance Taylor <iant@google.com>
12389 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12390 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12391 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12393 2009-05-31 Jason Merrill <jason@redhat.com>
12395 * tree-pretty-print.c (print_call_name): Take the callee, not the
12396 call itself. Make non-static. Use dump_function_name for functions.
12397 (dump_generic_node): Adjust.
12398 * diagnostic.h: Declare print_call_name.
12399 * gimple-pretty-print.c (dump_gimple_call): Use it.
12401 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12403 * config/sh/sh.md (ashldi3_std): New define_expand.
12406 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12409 * config/sh/sh.c: Include debug.h.
12410 (sh_expand_epilogue): Emit a blockage insn before the frame
12411 pointer adjustment also when dwarf2out_do_frame returns true.
12413 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12415 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12416 (thumb2_extendqidi2): New pattern.
12418 2009-05-31 Ira Rosen <irar@il.ibm.com>
12420 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12421 mark phis for renaming.
12422 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12423 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12424 Call mark_sym_for_renaming.
12425 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12426 * tree-vect-loop.c (vect_transform_loop): Remove
12427 vect_memsyms_to_rename initialization and a call to
12428 mark_set_for_renaming.
12430 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12432 PR middle-end/40304
12433 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12434 frame related even if !set_cfa && style < 0.
12436 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12438 * config/i386/mingw-tls.c: New file.
12439 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12440 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12441 defining _WIN32 but not __CYGWIN__.
12443 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12445 * configure.ac: Add MPC support.
12447 * config.in, configure: Regenerate.
12449 2009-05-29 Richard Henderson <rth@redhat.com>
12451 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12452 NOTE_INSN_BASIC_BLOCK.
12453 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12454 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12455 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12457 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12459 (add_cfi): Disable check redefining cfa away from drap.
12460 (lookup_cfa_1): Add remember argument; handle remember/restore.
12461 (lookup_cfa): Pass remember argument.
12462 (cfa_remember): New.
12463 (compute_barrier_args_size_1): Remove sibcall check.
12464 (dwarf2out_frame_debug_def_cfa): New.
12465 (dwarf2out_frame_debug_adjust_cfa): New.
12466 (dwarf2out_frame_debug_cfa_offset): New.
12467 (dwarf2out_frame_debug_cfa_register): New.
12468 (dwarf2out_frame_debug_cfa_restore): New.
12469 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12470 (dwarf2out_begin_epilogue): New.
12471 (dwarf2out_frame_debug_restore_state): New.
12472 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12473 DW_CFA_restore_state.
12474 (output_cfi_directive): Likewise.
12475 (convert_cfa_to_fb_loc_list): Likewise.
12476 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12477 * dwarf2out.h: Update.
12478 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12479 (copy_insn_1): Early out for null.
12480 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12481 and dwarf2out_frame_debug_restore_state.
12482 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12483 (prologue_insn_hash, epilogue_insn_hash): New.
12484 (free_after_compilation): Adjust freeing accordingly.
12485 (record_insns): Create hash table if needed; push insns into
12486 hash instead of array.
12487 (maybe_copy_epilogue_insn): New.
12488 (contains): Search hash table instead of array.
12489 (sibcall_epilogue_contains): Remove.
12490 (thread_prologue_and_epilogue_insns): Split eh_return insns
12491 and mark them as epilogues.
12492 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12493 scanning in terms of basic blocks.
12494 * insn-notes.def (CFA_RESTORE_STATE): New.
12495 * jump.c (returnjump_p_1): Accept EH_RETURN.
12496 (eh_returnjump_p_1, eh_returnjump_p): New.
12497 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12498 CFA_REGISTER, CFA_RESTORE): New.
12499 * rtl.def (EH_RETURN): New.
12500 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12502 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12503 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12505 * config/i386/i386.c (gen_push): Update cfa state.
12506 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12507 add a CFA_ADJUST_CFA note.
12508 (ix86_dwarf_handle_frame_unspec): Remove.
12509 (ix86_expand_prologue): Update cfa state.
12510 (ix86_emit_restore_reg_using_pop): New.
12511 (ix86_emit_restore_regs_using_pop): New.
12512 (ix86_emit_leave): New.
12513 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12514 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12515 * config/i386/i386.h (struct machine_cfa_state): New.
12516 (ix86_cfa_state): New.
12517 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12518 (eh_return_internal): Merge from eh_return_<mode>,
12519 use eh_return rtx, split w/ epilogue.
12521 2009-05-29 Ian Lance Taylor <iant@google.com>
12523 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12525 * calls.c (emit_library_call_value_1): Likewise.
12527 * c-typeck.c (c_build_va_arg): New function.
12528 * c-tree.h (c_build_va_arg): Declare.
12529 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12530 instead of build_va_arg.
12532 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12534 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12535 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12536 (ptr_difference_cost): Use affine combinations to compute it.
12537 (difference_cost): Likewise.
12538 (get_computation_cost_at): Compute more accurate cost for addresses
12539 if the ratio is a multiplier allowed in addresses.
12540 For non-addresses, consider that an additional offset or symbol is
12543 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12545 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12546 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12548 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12549 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12550 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12552 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12553 to 1 for TYPE_SSE{IADD1,CVT1}.
12554 (prefix_vex_imm8): Removed.
12555 (length_vex): Only pass 1 as second argument to
12556 ix86_attr_length_vex_default if prefix_extra is 0.
12557 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12558 (length): For prefix vex computation use length_immediate
12559 attribute instead of prefix_vex_imm8.
12560 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12561 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12562 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12563 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12564 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12565 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12566 a space in between the operands.
12567 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12568 if one operand is 0xff and the other one si, di, bp or sp.
12569 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12570 other one si, di, bp or sp.
12571 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12572 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12573 type and mode attributes.
12574 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12575 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12576 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12577 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12578 prefix_data16 attribute iff MODE_DF.
12579 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12580 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12581 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12582 constm128_operand in length_immediate computation.
12583 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12584 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12585 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12586 length_immediate attribute to 1.
12587 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12588 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12589 for certain alternatives.
12590 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12591 prefix_data16 attribute if MODE_V1DF.
12592 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12593 length_immediate to 1.
12594 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12595 length_address to 4, set mode attribute to MODE_DI.
12596 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12597 (fxam<mode>2_i387): Set length attribute to 4.
12598 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12599 *prefetch_3dnow_rex): Override length_address attribute.
12600 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12602 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12603 (constm128_operand): Removed.
12604 * config/i386/i386.c (memory_address_length): For
12605 disp && !index && !base in 64-bit mode account for SIB byte if
12606 print_operand_address can't optimize disp32 into disp32(%rip)
12607 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12608 for fs: or gs: segment.
12609 (ix86_attr_length_immediate_default): When checking if shortform
12610 is possible, truncate immediate to the length of the non-shortened
12612 (ix86_attr_length_address_default): Ignore MEM_P operands
12614 (ix86_attr_length_vex_default): Only check for DImode on
12615 GENERAL_REG_P operands.
12616 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12617 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12618 (sse_cvttps2pi): Clear prefix_rep attribute.
12619 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12621 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12622 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12623 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12624 iff operand 2 is const_int_operand.
12625 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12626 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12627 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12629 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12631 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12632 prefix_data16 attribute for movlpd and movhpd instructions.
12633 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12634 length_immediate for shufpd instruction.
12635 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12636 (avx_cmpp<avxmodesuffixf2c><mode>3,
12637 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12638 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12639 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12640 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12641 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12642 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12643 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12644 prefix_data16 attribute for the first alternative to 1.
12645 (*avx_loadlps): Override length_immediate for the first alternative.
12646 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12647 attributes for second alternative.
12648 (*vec_concatv2sf_sse4_1): Override length_immediate and
12649 prefix_data16 attributes for second alternative.
12650 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12651 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12652 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12653 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12654 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12655 prefix_data16 and length_immediate to 1.
12656 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12658 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12659 prefix_extra attribute for variants that don't have 0f prefix alone.
12660 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12661 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12662 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12663 *sse4_1_pextrd): Set length_immediate to 1.
12664 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12665 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12667 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12668 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12669 length_immediate to 1 for second alternative.
12670 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12671 prefix_extra and length_immediate attributes for the first
12673 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12675 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12676 to 1 for the first and third alternative.
12677 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12679 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12681 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12683 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12684 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12685 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12686 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12687 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12688 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12689 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12690 ssse3_psign<mode>3): Override prefix_rex attribute.
12691 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12692 (ssse3_palignrti): Override length_immediate to 1.
12693 (ssse3_palignrdi): Override length_immediate to 1, override
12694 prefix_rex attribute.
12695 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12696 (sse4a_extrqi): Override length_immediate to 2.
12697 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12698 (sse4a_insertq): Override prefix_data16 to 0.
12699 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12700 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12701 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12702 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12703 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12704 and length_immediate to 1.
12705 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12706 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12707 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12708 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12709 and length_immediate to 1.
12710 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12711 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12712 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12713 avx_ptest256): Override prefix_extra to 1.
12714 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12715 Override prefix_data16 and length_immediate to 1.
12716 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12717 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12718 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12719 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12720 prefix_data16 to 0 and prefix_extra to 2.
12721 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12722 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12724 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12725 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12726 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12727 and prefix_extra to 2.
12728 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12729 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12730 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12731 avx_vpermilvar<mode>3,
12732 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12733 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12734 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12735 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12736 Override prefix_extra to 1.
12737 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12738 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12739 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12740 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12741 prefix_extra and length_immediate to 1.
12742 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12744 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12745 to 1 for the first alternative.
12746 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12747 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12749 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12750 *movv2sf_internal_avx, *movv2sf_internal): Override
12751 prefix_rep attribute for certain alternatives.
12752 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12753 attributes for certain alternatives.
12754 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12755 attributes for certain alternatives.
12756 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12757 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12758 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12759 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12760 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12761 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12762 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12763 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12764 length_immediate to 1 if operand 2 is const_int_operand.
12765 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12766 *vec_extractv2si_1): Set length_immediate attribute to 1.
12767 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12768 using old 3DNOW insn rather than SSE/3DNOW_A.
12769 (mmx_emms, mmx_femms): Clear modrm attribute.
12771 2009-05-29 Martin Jambor <mjambor@suse.cz>
12773 * tree-sra.c: New implementation of SRA.
12775 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12776 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12777 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12778 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12779 (SRA_MAX_STRUCTURE_COUNT): Removed.
12780 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12781 * doc/invoke.texi (sra-max-structure-size): Removed.
12782 (sra-field-structure-ratio): Removed.
12784 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12786 PR middle-end/40291
12787 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12790 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12792 PR rtl-optimization/40101
12793 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12794 seqno. Adjust comment.
12795 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12796 inserting bookkeeping before a jump, the jump is not scheduled.
12797 When no positive seqno found, provide a value. Add comment.
12799 2009-05-29 Richard Guenther <rguenther@suse.de>
12801 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12802 short-cutting on the first component.
12804 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12806 PR middle-end/39958
12807 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12808 for trees other than decls/types.
12810 2009-05-29 Richard Guenther <rguenther@suse.de>
12812 * tree-ssa-operands.c (get_expr_operands): Do not handle
12813 INDIRECT_REFs in the handled-component case. Remove
12814 unused get_ref_base_and_extent case.
12815 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12816 tree_low_cst and host_integerp where possible.
12817 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12818 codes for equivalence.
12819 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12821 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12823 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12824 to tmake_file for i[34567]86-*-cygwin*.
12826 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12829 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12830 (altivec_categorize_keyword, init_vector_keywords,
12831 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12834 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12836 * tree.c (handle_dll_attribute): Check if node is
12837 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12839 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12841 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12843 (thumb2_zero_extendqidi2): Likewise.
12845 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12847 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12848 instead of gen_movrt.
12849 * config/sh/sh.md (movrt): Remove.
12851 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12853 * doc/invoke.texi (IA-64 Options):
12854 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12855 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12856 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12857 -msched-prefer-non-control-spec-insns,
12858 -msched-stop-bits-after-every-cycle,
12859 -msched-count-spec-in-critical-path,
12860 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12861 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12862 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12863 and -msched-spec-verbose.
12865 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12867 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12868 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12870 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12872 2009-05-28 Richard Guenther <rguenther@suse.de>
12874 * tree-ssa-alias.c (ao_ref_init): New function.
12875 (ao_ref_base): Likewise.
12876 (ao_ref_base_alias_set): Likewise.
12877 (ao_ref_alias_set): Likewise.
12878 (refs_may_alias_p_1): Change signature.
12879 (refs_may_alias_p): Adjust.
12880 (refs_anti_dependent_p): Likewise.
12881 (refs_output_dependent_p): Likewise.
12882 (call_may_clobber_ref_p_1): Change signature.
12883 (call_may_clobber_ref_p): Adjust.
12884 (stmt_may_clobber_ref_p_1): New function split out from ...
12885 (stmt_may_clobber_ref_p): ... here.
12886 (maybe_skip_until): Adjust signature.
12887 (get_continuation_for_phi): Likewise.
12888 (walk_non_aliased_vuses): Likewise.
12889 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12890 (ao_ref_init): Declare.
12891 (ao_ref_base): Likewise.
12892 (ao_ref_alias_set): Likewise.
12893 (stmt_may_clobber_ref_p_1): Likewise.
12894 (walk_non_aliased_vuses): Adjust.
12895 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12896 (get_ref_from_reference_ops): remove.
12897 (vn_reference_lookup_2): Adjust signature.
12898 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12899 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12900 (vn_reference_lookup): Adjust.
12901 (vn_reference_insert): Likewise.
12902 (vn_reference_insert_pieces): Adjust signature.
12903 (visit_reference_op_call): Adjust.
12904 * tree-ssa-pre.c (get_expr_type): Simplify.
12905 (phi_translate_1): Adjust.
12906 (compute_avail): Likewise.
12907 (translate_vuse_through_block): Do not re-build trees.
12908 (value_dies_in_block_x): Likewise.
12909 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12911 (vn_reference_lookup_pieces): Adjust declaration.
12912 (vn_reference_insert_pieces): Likewise.
12914 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12916 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12917 with checking disabled.
12919 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12923 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12924 macro definition for support of three-operand format aligned
12925 .comm directive in assembler on cygwin/pe/mingw target OS.
12926 * configure: Regenerate.
12927 * config.h: Regenerate.
12929 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12930 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12931 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12933 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12934 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12936 2009-05-28 Ira Rosen <irar@il.ibm.com>
12938 PR tree-optimization/40254
12939 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12940 in analysis of basic blocks.
12942 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12944 PR middle-end/33699
12945 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12946 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12947 (TARGET_INITIALIZER): Use it.
12948 * cse.c (CHEAPER): Move it up to the other macros.
12949 (insert): Rename this ...
12950 (insert_with_costs): ... to this. Add cost parameters. Update
12952 (insert): New function. Call insert_with_costs.
12953 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12954 find_reg_offset_for_const, try_const_anchors): New functions.
12955 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12956 when using a const-anchor. Call insert_const_anchors.
12957 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12958 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12960 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12962 * tree-inline.c (remap_decls): Enable nonlocalized variables
12963 when not optimizing.
12965 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12967 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12968 Simplify other tests involving optimize.
12970 2009-05-27 Tom Tromey <tromey@redhat.com>
12972 * unwind-dw2.c (_Unwind_DebugHook): New function.
12973 (uw_install_context): Call _Unwind_DebugHook.
12975 2009-05-27 Tom Tromey <tromey@redhat.com>
12977 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12979 2009-05-27 Ian Lance Taylor <iant@google.com>
12981 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12982 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12983 (ALL_LINKERFLAGS): Define.
12984 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12985 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12986 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12987 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12988 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12989 $(LINKER_FOR_BUILD).
12990 (build/gcov-iov$(build_exeext)): Likewise.
12992 2009-05-27 Julian Brown <julian@codesourcery.com>
12994 * gcse.c (target.h): Include.
12995 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12996 copy of argument to a pseudo register.
12998 2009-05-27 Diego Novillo <dnovillo@google.com>
13000 * tree-ssa-live.c (dump_scope_block): Document arguments.
13001 (dump_scope_blocks): Document.
13002 (debug_scope_blocks): New.
13003 * tree-flow.h (debug_scope_blocks): Declare.
13005 2009-05-21 Denis Chertykov <denisc@overta.ru>
13007 * doc/contrib.texi (Contributors): Add myself to the list.
13009 2009-05-27 Olivier Hainque <hainque@adacore.com>
13011 * expr.c (target_align): New function. Alignment the TARGET of an
13012 assignment may be assume to have.
13013 (highest_pow2_factor_for_target): Use it instead of relying on
13014 immediate tree attributes of TARGET, not necessarily honored when
13015 intermediate bitfields are involved.
13017 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13020 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13021 AVX, SSE4, AES, PCLMUL and POPCNT.
13023 2009-05-27 Diego Novillo <dnovillo@google.com>
13025 * tree-pretty-print.c (dump_location): New.
13026 (dump_generic_node): Call it.
13027 Factor code to handle BLOCK nodes ...
13028 (dump_block_node): ... here.
13030 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13032 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13034 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13036 * gcc-plugin.h: Include config.h and system.h.
13037 (IN_GCC): Define if not defined.
13039 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13041 PR middle-end/40249
13042 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13045 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13047 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13049 * config/m32r/m32r.h: Ditto.
13050 * config/m32r/m32r.md: Ditto.
13051 * config/m32r/predicates.md: Ditto.
13053 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13055 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13057 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13060 (Loading plugins): typo.
13061 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13062 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13063 (Interacting with the GCC Garbage Collector): Added new section.
13064 (Giving information about a plugin): Added new section for
13066 * ggc.h (ggc_register_root_tab): Added declaration.
13067 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13068 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13069 (register_callback): Improved comment in declaration.
13070 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13071 (extra_root_vec) Added static variable for dynamic roots registration.
13072 (ggc_register_root_tab) Added new routine.
13073 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13074 PLUGIN_GGC_MARKING event.
13075 * ggc-zone.c: Include plugin.h.
13076 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13077 * ggc-page.c: Include plugin.h.
13078 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13079 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13080 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13081 (register_callback): check lack of callbacks for
13082 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13083 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13084 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13085 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13086 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13087 dependency on plugin.h.
13088 (plugin.o): Added dependency on ggc.h...
13090 2009-05-26 Richard Guenther <rguenther@suse.de>
13092 PR middle-end/40248
13094 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13095 with mismatched comparison modes.
13097 * expr.c (expand_expr_real_1): Expand the operand of a
13098 VIEW_CONVERT_EXPR in its natural mode.
13100 2009-05-26 Ian Lance Taylor <iant@google.com>
13102 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13103 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13104 (ALL_COMPILERFLAGS): Define.
13105 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13106 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13107 (collect2$(exeext), collect2.o): Likewise.
13108 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13109 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13110 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13111 (libbackend.o, intl.o, cppdefault.o): Likewise.
13112 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13113 (build/%.o): Use $(COMPILER_FOR_BUILD).
13114 (build/gen%$(build_exeext)): Likewise.
13115 (build/gcov-iov$(build_exeext)): LIkewise.
13116 * config/t-darwin (darwin.o): Use $(COMPILER).
13117 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13118 * config/t-sol2 (sol2-c.o): Likewise.
13119 (sol2.o): Likewise.
13120 * config/t-vxworks (vxworks.o): Likewise.
13121 * config/x-darwin (host-darwin.o): Likewise.
13122 * config/x-hpux (host-hpux.o): Likewise.
13123 * config/x-linux (host-linux.o): Likewise.
13124 * config/x-solaris (host-solaris.o): Likewise.
13125 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13126 * config/arm/t-arm (arm-c.o): Likewise.
13127 * config/arm/t-pe (pe.o): Likewise.
13128 * config/arm/t-wince-pe (pe.o): Likewise.
13129 * config/i386/t-cygming (winnt.o): Likewise.
13130 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13131 * config/i386/t-cygwin (cygwin1.o): Likewise.
13132 (cygwin2.o): Likewise.
13133 * config/i386/t-i386 (i386-c.o): Likewise.
13134 * config/i386/t-interix (winnt.o): Likewise.
13135 * config/i386/t-netware (netware.o): Likewise.
13136 * config/i386/t-nwld (nwld.o): Likewise.
13137 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13138 * config/i386/x-i386 (driver-i386.o): Likewise.
13139 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13140 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13141 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13142 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13143 * config/mips/x-native (driver-native.o): Likewise.
13144 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13145 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13146 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13147 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13148 * config/score/t-score-elf (score7.o): Likewise.
13149 (score3.o): Likewise.
13150 * config/sh/t-sh (sh-c.o): Likewise.
13151 * config/sh/t-symbian (sh-c.o): Likewise.
13152 (symbian.o): Likewise.
13153 * config/spu/t-spu-elf (spu-c.o): Likewise.
13154 * config/v850/t-v850 (v850-c.o): Likewise.
13155 * config/v850/t-v850e (v850-c.o): Likewise.
13157 2009-05-26 Richard Guenther <rguenther@suse.de>
13159 PR tree-optimization/40122
13160 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13161 VECTOR_CSTs if possible.
13162 (fold_gimple_assign): Likewise.
13164 2009-05-26 Richard Guenther <rguenther@suse.de>
13166 PR middle-end/40252
13167 * fold-const.c (fold_binary): Use the correct types for building
13170 2009-05-26 Richard Guenther <rguenther@suse.de>
13172 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13173 redundant calls to merge_alias_info.
13174 (bump_vector_ptr): Likewise.
13175 * tree-ssa-copy.c (merge_alias_info): Remove.
13176 (replace_exp_1): Remove call to merge_alias_info.
13177 (propagate_tree_value): Likewise.
13178 (fini_copy_prop): Propagate points-to info.
13179 * tree-flow.h (merge_alias_info): Remove.
13181 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13183 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13185 2009-05-25 Jan Hubicka <jh@suse.cz>
13187 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13188 * cgraph.h (struct inline_summary): New filed self_wize,
13189 size_inlining_benefit, self_time and time_inlining_benefit.
13190 (struct cgraph_global_info): Replace insns by time ans size fields.
13191 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13192 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13193 (ipcp_update_callgraph): Do not touch function bodies.
13194 * ipa-inline.c: Include except.h
13195 (MAX_TIME): New constant.
13196 (overall_insns): Remove.
13197 (leaf_node_p): New.
13198 (overall_size, max_benefit): New static variables.
13199 (cgraph_estimate_time_after_inlining): New function.
13200 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13201 (cgraph_clone_inlined_nodes): Update size.
13202 (cgraph_mark_inline_edge): Update size.
13203 (cgraph_estimate_growth): Use size info.
13204 (cgraph_check_inline_limits): Check size.
13205 (cgraph_default_inline_p): Likewise.
13206 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13207 (cgraph_decide_recursive_inlining): Check size.
13208 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13210 (cgraph_decide_inlining): Likewise.
13211 (cgraph_decide_inlining_incrementally): Likewise; honor
13212 PARAM_EARLY_INLINING_INSNS.
13213 (likely_eliminated_by_inlining_p): New predicate.
13214 (estimate_function_body_sizes): New function.
13215 (compute_inline_parameters): Use it.
13216 * except.c (must_not_throw_labels): New function.
13217 * except.h (must_not_throw_labels): Declare.
13218 * tree-inline.c (init_inline_once): Kill inlining_weigths
13219 * tree-ssa-structalias.c: Avoid uninitialized warning.
13220 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13221 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13222 (PARAM_INLINE_CALL_COST): Remove.
13223 (PARAM_EARLY_INLINING_INSNS): New.
13225 2009-05-25 Richard Guenther <rguenther@suse.de>
13227 PR tree-optimization/36327
13228 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13229 callback for reference translation or lookup at the point of may-defs.
13230 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13231 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13232 for union COMPONENT_REFs.
13233 (vn_reference_lookup_3): New callback. Lookup from memset
13234 and CONSTRUCTOR assignment, translate through struct copies.
13235 (vn_reference_lookup_pieces): Make sure to not free the
13236 passed operands array. Adjust walk_non_aliased_vuses call.
13237 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13238 make sure we do not leak memory.
13240 2009-05-25 Richard Guenther <rguenther@suse.de>
13242 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13243 * tree-inline.c (expand_call_inline): Reset the escaped and
13244 callused solutions.
13245 * tree-ssa-structalias.c (pass_build_ealias): New.
13246 * tree-pass.h (pass_build_ealias): Declare.
13247 * passes.c (init_optimization_passes): Add PTA during
13248 early optimizations.
13249 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13250 and CALLUSED solutions.
13251 (dump_points_to_solution): New function, split out from ...
13252 (dump_points_to_info_for): ... here.
13253 * tree-parloops.c (parallelize_loops): Reset the escaped and
13254 callused solutions.
13256 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13259 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13260 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13262 2009-05-25 Ira Rosen <irar@il.ibm.com>
13264 PR tree-optimization/40238
13265 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13266 statements after basic block's labels.
13267 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13268 to free the allocated memory.
13270 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13272 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13273 return address with a USE.
13275 2009-05-24 Richard Guenther <rguenther@suse.de>
13277 PR middle-end/40233
13278 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13279 array type from the main variant of the inner type.
13281 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13283 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13284 definition to bool (from int) to un-break build.
13285 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13287 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13289 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13290 discard_stmt_changes): Delete.
13291 * tree-ssa-operands.c (scb_stack): Delete.
13292 (init_ssa_operands): Do not initialize it.
13293 (fini_ssa_operands): Do not free it.
13294 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13296 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13297 update_stmt, remove the others. Fix comments.
13298 * tree-dfa.c (optimize_stack_restore): Likewise.
13299 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13300 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13301 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13302 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13304 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13305 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13306 (dom_opt_finalize_block): Likewise, adjusting access to
13308 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13309 (stmts_to_rescan): Change item type to gimple.
13310 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13312 2009-05-24 Ira Rosen <irar@il.ibm.com>
13314 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13315 * tree-pass.h (pass_slp_vectorize): New pass.
13316 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13317 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13318 * tree-vectorizer.c (timevar.h): Include.
13319 (user_vect_verbosity_level): Declare.
13320 (vect_location): Fix comment.
13321 (vect_set_verbosity_level): Update user_vect_verbosity_level
13322 instead of vect_verbosity_level.
13323 (vect_set_dump_settings): Add an argument. Ignore user defined
13324 verbosity if dump flags require higher level of verbosity. Print to
13325 stderr only for loop vectorization.
13326 (vectorize_loops): Update call to vect_set_dump_settings.
13327 (execute_vect_slp): New function.
13328 (gate_vect_slp): Likewise.
13329 (struct gimple_opt_pass pass_slp_vectorize): New.
13330 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13331 access its members.
13332 (vec_info_for_bb): New function.
13333 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13334 (VECTORIZATION_ENABLED): New macro.
13335 (SLP_ENABLED, SLP_DISABLED): Likewise.
13336 (vect_is_simple_use): Add bb_vec_info argument.
13337 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13338 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13339 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13340 vect_schedule_slp, vect_analyze_slp): Likewise.
13341 (vect_analyze_stmt): Add slp_tree argument.
13342 (find_bb_location): Declare.
13343 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13344 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13345 (vect_analyze_loop_operations, vect_analyze_loop,
13346 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13347 vect_finalize_reduction, vectorizable_reduction,
13348 vectorizable_live_operation, vect_transform_loop): Likewise.
13349 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13350 skip evolution analysis if analyzing a basic block.
13351 (dr_analyze_indices): Likewise.
13352 (initialize_data_dependence_relation): Skip the test whether the
13353 object is invariant for basic blocks.
13354 (compute_all_dependences): Skip dependence analysis for data
13355 references in basic blocks.
13356 (find_data_references_in_stmt): Don't fail in case of invariant
13357 access in basic block.
13358 (find_data_references_in_bb): New function.
13359 (find_data_references_in_loop): Move code to
13360 find_data_references_in_bb and add a call to it.
13361 (compute_data_dependences_for_bb): New function.
13362 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13363 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13365 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13366 unknown dependence in basic block and fail in case of dependence in
13368 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13369 dependence instances from either loop or basic block vectorization
13371 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13372 before calling nested_in_vect_loop_p.
13373 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13374 dependence instances from either loop or basic block vectorization
13376 (vect_verify_datarefs_alignment): Likewise.
13377 (vect_enhance_data_refs_alignment): Adjust function calls.
13378 (vect_analyze_data_refs_alignment): Likewise.
13379 (vect_analyze_group_access): Fix printing. Skip different checks if
13380 DR_STEP is 0. Keep strided stores either in loop or basic block
13381 vectorization data structure. Fix indentation.
13382 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13384 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13385 dependence instances from either loop or basic block vectorization
13387 (vect_analyze_data_refs): Update comment. Call
13388 compute_data_dependences_for_bb to analyze basic blocks.
13389 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13390 case of loop vectorization. In case of basic block vectorization use
13391 data-ref itself as a base.
13392 (vect_create_data_ref_ptr): In case of basic block vectorization:
13393 don't advance the pointer, add new statements before the current
13394 statement. Adjust function calls.
13395 (vect_supportable_dr_alignment): Support only aligned accesses in
13396 basic block vectorization.
13397 * common.opt (ftree-slp-vectorize): New flag.
13398 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13399 (vect_pattern_recog_1): Likewise.
13400 * tree-vect-stmts.c (process_use): Likewise.
13401 (vect_init_vector): Add new statements in the beginning of the basic
13402 block in case of basic block SLP.
13403 (vect_get_vec_def_for_operand): Adjust function calls.
13404 (vect_finish_stmt_generation): Likewise.
13405 (vectorizable_call): Add assert that it is loop vectorization, adjust
13407 (vectorizable_conversion, vectorizable_assignment): Likewise.
13408 (vectorizable_operation): In case of basic block SLP, take
13409 vectorization factor from statement's type and skip the relevance
13410 check. Adjust function calls.
13411 (vectorizable_type_demotion): Add assert that it is loop
13412 vectorization, adjust function calls.
13413 (vectorizable_type_promotion): Likewise.
13414 (vectorizable_store): Check for outer loop only in case of loop
13415 vectorization. Adjust function calls. For basic blocks, skip the
13416 relevance check and don't advance pointers.
13417 (vectorizable_load): Likewise.
13418 (vectorizable_condition): Add assert that it is loop vectorization,
13419 adjust function calls.
13420 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13421 that it is not reduction, get vector type, call only supported
13422 functions, skip loop specific parts.
13423 (vect_transform_stmt): Check for outer loop only in case of loop
13425 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13426 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13427 for external definition.
13428 * passes.c (pass_slp_vectorize): New pass.
13429 * tree-vect-slp.c (find_bb_location): New function.
13430 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13431 check for patterns only in loops.
13432 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13433 case of multiple types in basic block SLP.
13434 (vect_mark_slp_stmts_relevant): New function.
13435 (vect_supported_load_permutation_p): Fix comment.
13436 (vect_analyze_slp_instance): Add argument. In case of basic block
13437 SLP, take vectorization factor from statement's type, check that
13438 unrolling factor is 1. Adjust function call. Save SLP instance in
13439 either loop or basic block vectorization structure. Return FALSE,
13441 (vect_analyze_slp): Add argument. Get strided stores groups from
13442 either loop or basic block vectorization structure. Return FALSE
13443 if basic block SLP failed.
13444 (new_bb_vec_info): New function.
13445 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13446 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13447 (vect_schedule_slp): Add argument. Get SLP instances from either
13448 loop or basic block vectorization structure. Set vectorization factor
13449 to be 1 for basic block SLP.
13450 (vect_slp_transform_bb): New function.
13451 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13453 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13455 * final.c (shorten_branches): Do not align labels for jump tables.
13456 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13458 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13460 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13461 Remove outdated reference to flow.c and fix nits.
13462 * doc/gccint.texi: Tweak RTL description.
13463 * doc/rtl.texi: Likewise.
13465 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13467 * config/avr/avr.c: Change my email address.
13468 * config/avr/avr.h: Likewise.
13469 * config/avr/avr.md: Likewise.
13470 * config/avr/avr-protos.h: Likewise.
13471 * config/avr/libgcc.S: Likewise.
13473 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13475 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13476 (spu_split_load, spu_split_store): Change return type to int.
13477 (spu_split_convert): Declare.
13478 * config/spu/predicates.md (spu_mem_operand): Remove.
13479 (spu_mov_operand): Update.
13480 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13481 * config/spu/spu.c (regno_aligned_for_load): Remove.
13482 (reg_aligned_for_addr, spu_expand_load): Define.
13483 (spu_expand_extv): Reimplement and handle MEM.
13484 (spu_expand_insv): Handle MEM.
13485 (spu_sched_reorder): Handle insn's with length 0.
13486 (spu_legitimate_address_p): Reimplement.
13487 (store_with_one_insn_p): Return TRUE for any mode with size
13488 larger than 16 bytes.
13489 (address_needs_split): Define.
13490 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13492 (spu_convert_move): Define.
13493 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13494 (spu_split_store): Change all MEM's to TImode.
13495 (spu_init_expanders): Preallocate registers that correspond to
13496 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13498 (spu_split_convert): Define.
13499 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13500 (_move<mode>, _movdi, _movti): Update predicate and condition.
13501 (load, store): Change to define_split.
13502 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13504 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13505 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13506 define_insn_and_split of lshr<mode>3.
13507 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13508 (<v>ashr<mode>3_imm): Define.
13509 (extv, extzv, insv): Allow MEM operands.
13510 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13511 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13512 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13513 (_spu_convert2): Change to define_insn_and_split and remove the
13514 corresponding define_peephole2.
13515 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13516 Change predicates to memory_operand.
13518 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13520 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13522 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13524 PR tree-optimization/40219
13525 * tree.c (iterative_hash_expr): Make sure the builtin function is
13526 a normal builtin function and not a front end or back end builtin
13527 before indexing into the built_in_decls array.
13529 2009-05-22 Richard Guenther <rguenther@suse.de>
13531 PR middle-end/38964
13532 * alias.c (write_dependence_p): Do not use TBAA for answering
13533 anti-dependence or output-dependence.
13534 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13535 (emit_pointer_definition): Remove.
13536 (emit_alias_warning): Likewise.
13537 (find_what_var_points_to): Remove TBAA pruning code.
13538 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13540 (compute_points_to_sets): Remove code computing the set of
13541 dereferenced pointers.
13542 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13543 oracle for querying anti and output dependencies.
13544 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13545 if TBAA may be applied.
13546 (refs_anti_dependent_p): New function.
13547 (refs_output_dependent_p): Likewise.
13548 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13549 (refs_output_dependent_p): Likewise.
13550 * doc/tree-ssa.texi (Memory model): New section.
13551 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13552 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13553 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13554 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13555 * expr.c (expand_expr_real_1): Likewise.
13556 * gimple-low.c (lower_stmt): Likewise.
13557 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13558 (dump_gimple_cdt): Remove.
13559 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13560 (gimple_size): Likewise.
13561 (walk_gimple_op): Likewise.
13562 (is_gimple_stmt): Likewise.
13563 (walk_stmt_load_store_addr_ops): Likewise.
13564 (gimple_build_cdt): Remove.
13565 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13566 * gimple.h (gimple_cdt_new_type): Remove.
13567 (gimple_cdt_new_type_ptr): Likewise.
13568 (gimple_cdt_set_new_type): Likewise.
13569 (gimple_cdt_location): Likewise.
13570 (gimple_cdt_location_ptr): Likewise.
13571 (gimple_cdt_set_location): Likewise.
13572 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13573 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13574 GIMPLE_CHANGE_DYNAMIC_TYPE.
13575 (verify_types_in_gimple_stmt): Likewise.
13576 * tree-inline.c (estimate_num_insns): Likewise.
13577 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13578 (copy_decl_to_var): Likewise.
13579 (copy_result_decl_to_var): Likewise.
13580 * tree-pretty-print.c (dump_generic_node): Do not handle
13581 CHANGE_DYNAMIC_TYPE_EXPR.
13582 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13583 * tree-ssa-operands.c (get_expr_operands): Likewise.
13584 * tree-ssa-structalias.c (struct variable_info): Remove
13585 no_tbaa_pruning member.
13586 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13587 (unify_nodes): Do not copy it.
13588 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13589 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13590 (set_uids_in_ptset): Do not check it.
13591 (find_what_var_points_to): Likewise.
13592 (compute_tbaa_pruning): Remove.
13593 (compute_points_to_sets): Do not call it.
13594 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13595 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13596 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13597 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13598 (DECL_NO_TBAA_P): Likewise.
13599 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13600 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13601 (expand_omp_atomic_pipeline): Do not set it.
13602 * print-tree.c (print_node): Do not dump it.
13603 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13606 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13609 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13612 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13614 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13617 2009-05-22 Ben Elliston <bje@au.ibm.com>
13619 * Makefile.in (bversion.h, s-bversion): New targets.
13620 (TOPLEV_H): Add bversion.h.
13621 * toplev.h: Include "bversion.h".
13622 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13623 the __format__ attribute only if compiling with the same version
13624 of GCC as the sources (the "build version").
13626 2009-05-22 Ben Elliston <bje@au.ibm.com>
13628 * c-format.c (handle_format_attribute): Fix comment typo.
13630 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13633 * config/ia64/ia64.opt (mfused-madd): New.
13634 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13635 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13636 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13637 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13638 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13639 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13640 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13641 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13642 instruction if !TARGET_FUSED_MADD.
13643 (fpma, fpms): Remove colon from name.
13645 2009-05-22 Richard Guenther <rguenther@suse.de>
13647 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13648 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13649 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13651 (create_expression_by_pieces): Only convert if necessary.
13652 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13653 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13655 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13657 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13658 regular pattern from a template and rename it ...
13659 (*extzv_truncsi_exts): ... to this.
13661 2009-05-21 Richard Guenther <rguenther@suse.de>
13663 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13664 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13665 (cgraph_default_inline_p): Likewise.
13666 (cgraph_decide_inlining_incrementally): Likewise.
13668 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13669 Uros Bizjak <ubizjak@gmail.com>
13671 * config/i386/cpuid.h (bit_MOVBE): New.
13673 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13675 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13676 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13677 (ix86_handle_option): Handle OPT_mmovbe.
13678 (ix86_target_string): Add -mmovbe.
13679 (pta_flags): Add PTA_MOVBE.
13680 (processor_alias_table): Add PTA_MOVBE to "atom".
13681 (override_options): Handle PTA_MOVBE.
13683 * config/i386/i386.h (TARGET_MOVBE): New.
13685 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13686 (*bswapsi_movbe): New.
13687 (*bswapdi_movbe): Likewise.
13688 (bswapdi2): Renamed to ...
13689 (*bswapdi_1): This.
13690 (bswapdi2): New expander.
13692 * config/i386/i386.opt (mmovbe): New.
13694 * doc/invoke.texi: Document -mmovbe.
13696 2009-05-21 Taras Glek <tglek@mozilla.com>
13698 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13699 * gcc-plugin.h (plugin_init): Updated signature.
13700 * gcc-plugin.h (plugin_name_args): Moved to this header.
13701 * doc/plugins.texi (plugin_init): Updated documention to reflect
13703 * doc/plugins.texi (plugin_name_args): Added to documention.
13705 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13707 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13708 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13710 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13712 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13713 JUMP_TABLE_DATA_P predicates where applicable.
13714 * config/i386/predicates.md: Ditto.
13715 * config/i386/sse.md: Ditto.
13717 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13719 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13720 operand2 -128 override length_immediate attribute to 1.
13721 * config/i386/predicates.md (constm128_operand): New predicate.
13723 * config/i386/i386.c (memory_address_length): Handle %r12
13724 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13726 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13727 mode look through optional ZERO_EXTEND and SUBREG.
13728 * config/i386/i386.md (R12_REG): New define_constant.
13729 (prefix_data16): For sse unit set also for MODE_TI insns.
13730 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13731 insns set if operand 1 is ext_QIreg_operand.
13732 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13733 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13735 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13736 mode from MODE_DI to MODE_SI.
13737 (movdi_1_rex64): Override modrm and length_immediate attributes
13738 only for movabs (TYPE_IMOV, alternative 2).
13739 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13740 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13741 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13742 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13743 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13744 prefix_rex attribute if DImode.
13745 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13746 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13747 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13748 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13749 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13750 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13751 Likewise. For TYPE_IMOV clear length_immediate attribute.
13752 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13753 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13754 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13755 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13756 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13757 or one operand TYPE_ISHIFT.
13758 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13759 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13760 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13761 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13762 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13763 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13764 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13765 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13766 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13767 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13768 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13769 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13770 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13771 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13772 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13773 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13774 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13775 set mode attribute, don't override length attribute.
13776 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13778 (return_internal_long): Set length attribute to 2 instead of 1.
13779 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13780 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13781 prefix_rex attribute.
13782 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13784 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13786 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13788 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13790 2009-05-20 Ian Lance Taylor <iant@google.com>
13792 * tree.c (build_tree_list_vec_stat): New function.
13793 (ctor_to_vec): New function.
13794 (build_nt_call_vec): New function.
13795 (build_call_array): Change args to be a const pointer.
13796 (build_call_vec): New function.
13797 * tree.h (build_nt_call_vec): Declare.
13798 (build_tree_list_vec_stat): Declare.
13799 (build_tree_list_vec): Define.
13800 (build_call_array): Update declaration.
13801 (build_call_vec): Declare.
13802 (ctor_to_vec): Declare.
13803 * c-common.c (tree_vector_cache): New static variable.
13804 (make_tree_vector): New function.
13805 (release_tree_vector): New function.
13806 (make_tree_vector_single): New function.
13807 (make_tree_vector_copy): New function.
13808 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13809 (make_tree_vector_single, make_tree_vector_copy): Declare.
13810 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13811 (c_parser_expr_list): Don't manage cache here, instead call
13813 (c_parser_release_expr_list): Remove static function.
13814 (c_parser_vec_to_tree_list): Remove static function.
13815 (c_parser_attributes): Call build_tree_list_vec instead of
13816 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13817 c_parser_release_expr_list.
13818 (c_parser_postfix_expression_after_primary): Likewise.
13819 (c_parser_objc_keywordexpr): Likewise.
13821 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13823 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13824 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13825 TARGET_CONVERT_TO_TYPE.
13826 * hooks.c (hook_tree_const_tree_null): Define.
13827 * hooks.h (hook_tree_const_tree_null): Declare.
13828 * target.h (struct gcc_target): Add invalid_parameter_type,
13829 invalid_return_type, promoted_type, and convert_to_type fields.
13830 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13831 (TARGET_INVALID_RETURN_TYPE): Define.
13832 (TARGET_PROMOTED_TYPE): Define.
13833 (TARGET_CONVERT_TO_TYPE): Define.
13834 (TARGET_INITIALIZER): Update for new fields.
13835 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13836 (grokparms): Check targetm.invalid_parameter_type.
13837 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13838 * c-convert.c (convert): Check targetm.convert_to_type.
13840 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13842 * config/mips/mips.md (*extenddi_truncate<mode>,
13843 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13845 (*extendhi_truncateqi): New define_insn_and_sptit.
13847 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13849 PR middle-end/40204
13850 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13851 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13853 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13855 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13856 the operand of VIEW_CONVERT_EXPR.
13858 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13860 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13861 extended family and model for Intel processors. Support Intel Atom.
13863 2009-05-20 Olivier Hainque <hainque@adacore.com>
13865 * gstab.h (stab_code_type): Define, to be used instead of the
13866 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13868 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13869 occurrences by stab_code_type.
13870 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13872 2009-05-20 Martin Jambor <mjambor@suse.cz>
13874 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13875 (sra_insert_before): Likewise.
13876 (sra_insert_after): Likewise.
13877 (sra_init_cache): Likewise.
13878 (sra_type_can_be_decomposed_p): Likewise.
13879 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13880 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13881 (sra_insert_before): Likewise.
13882 (sra_insert_after): Likewise.
13883 (sra_init_cache): Likewise.
13884 (insert_edge_copies_seq): Made static and moved upwards.
13886 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13889 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13891 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13892 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13895 2009-05-20 Richard Guenther <rguenther@suse.de>
13897 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13898 with mismatched comparison modes.
13900 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13902 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13903 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13904 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13905 with shifts for Thumb2.
13906 (orsi_notsi): New for orn.
13907 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13908 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13909 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13910 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13911 Don't invert remainder for IOR.
13913 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13915 PR tree-optimization/40087
13916 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13917 number_of_iterations_ne): Rename never_infinite argument.
13918 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13919 number_of_iterations_le): Handle pointer-type ivs when
13920 exit_must_be_taken is false.
13921 (number_of_iterations_cond): Do not always assume that
13922 exit_must_be_taken if the control variable is a pointer.
13924 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13926 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13927 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13929 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13931 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13932 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13934 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13937 * c.opt (Wlogical-op): Disabled by default.
13938 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13940 * doc/invoke.texi (Wlogical-op): Likewise.
13942 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13944 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13946 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13947 Propagate the type of the first operand.
13948 <ASSERT_EXPR>: Simplify.
13949 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13950 Rewrite using the RHS code as discriminant.
13951 <NOP_EXPR>: Turn into CASE_CONVERT.
13952 <PLUS_EXPR>: Propagate the type of the first operand.
13954 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13956 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13957 (ia64_dconst_0_375): New.
13958 * config/ia64/ia64.c (ia64_override_options): Remove
13959 -minline-sqrt-min-latency warning.
13960 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13961 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13962 * config/ia64/ia64.md (*sqrt_approx): Remove.
13963 (sqrtsf2): Remove #if 0.
13964 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13965 (sqrtdf): Remove assert.
13966 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13967 (sqrtxf2): Remove #if 0.
13968 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13969 * div.md (sqrt_approx_rf): New.
13970 (sqrtsf2_internal_thr): New implementation.
13971 (sqrtsf2_internal_lat): New.
13972 (sqrtdf2_internal_thr: New implementation.
13973 (sqrtxf2_internal): New implementation.
13975 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13976 Hans-Peter Nilsson <hp@axis.com>
13978 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13979 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13980 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13981 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13982 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13983 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13984 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13985 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13986 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13987 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13988 * c-common.c: ...from here.
13990 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13992 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13994 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13996 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13998 2009-05-19 Ben Elliston <bje@au.ibm.com>
14000 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14001 assignments with memcpy calls.
14002 (add_fdes): Likewise.
14003 (binary_search_unencoded_fdes): Likewise.
14004 (linear_search_fdes): Eliminate type puns.
14006 2009-05-19 Richard Guenther <rguenther@suse.de>
14008 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14009 not falsely claim to have propagated into all uses.
14011 2009-05-19 Ben Elliston <bje@au.ibm.com>
14013 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14016 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14018 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14019 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14020 (TARGET_LEGITIMATE_ADDRESS_P): New.
14021 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14022 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14024 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14027 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14028 child of the containing namespace's DIE.
14030 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14032 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14033 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14034 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14037 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14040 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14041 gen_align with gen_pad.
14042 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14043 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14045 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14046 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14048 * config/i386/i386.md (align): Renamed to ...
14049 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14050 ASM_OUTPUT_MAX_SKIP_PAD.
14052 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14054 * config.gcc: Fix variable syntax.
14057 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14058 before calling exact_log2.
14059 (output_iorsi3): Likewise.
14060 (output_xorsi3): Likewise.
14062 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14064 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14065 for the none zero constant operand except for EQ and NE
14066 comprisons even when the first operand is R0.
14068 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14070 * config/s390/2064.md: Remove trailing whitespaces.
14071 * config/s390/2084.md: Likewise.
14072 * config/s390/constraints.md: Likewise.
14073 * config/s390/fixdfdi.h: Likewise.
14074 * config/s390/libgcc-glibc.ver: Likewise.
14075 * config/s390/s390-modes.def: Likewise.
14076 * config/s390/s390-protos.h: Likewise.
14077 * config/s390/s390.c: Likewise.
14078 * config/s390/s390.h: Likewise.
14079 * config/s390/s390.md: Likewise.
14080 * config/s390/tpf-unwind.h: Likewise.
14082 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14084 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14086 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14089 * configure.ac (m68k-*-*): Check if binutils support TLS.
14090 * configure: Regenerate.
14091 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14092 * config/m68k/constraints.md (Cu): New constraint.
14093 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14094 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14095 (movsi): Handle TLS symbols.
14096 (addsi3_5200): Handle XTLS symbols, indent.
14097 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14098 (m68k_tls_reference_p): Declare.
14099 (m68k_legitimize_address): Declare.
14100 (m68k_unwrap_symbol): Declare.
14101 * config/m68k/m68k.opt (mxtls): New option.
14102 * config/m68k/m68k.c (ggc.h): Include.
14103 (m68k_output_dwarf_dtprel): Implement hook.
14104 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14105 (m68k_expand_prologue): Load GOT pointer when function needs it.
14106 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14107 (m68k_legitimate_constant_address_p): Same.
14108 (m68k_decompose_address): Handle TLS references.
14109 (m68k_get_gp): New static function.
14110 (enum m68k_reloc): New contants.
14111 (TLS_RELOC_P): New macro.
14112 (m68k_wrap_symbol): New static function.
14113 (m68k_unwrap_symbol): New function.
14114 (m68k_final_prescan_insn_1): New static function.
14115 (m68k_final_prescan_insn): New function.
14116 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14118 (legitimize_pic_address): Handle TLS references..
14119 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14120 (m68k_libcall_value_in_a0_p)
14121 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14122 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14123 (m68k_legitimize_tls_address): Handle TLS references.
14124 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14126 (m68k_legitimize_address): Handle TLS symbols.
14127 (m68k_get_reloc_decoration): New static function.
14128 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14130 (m68k_output_dwarf_dtprel): Implement hook.
14131 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14132 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14133 m68k_call_* routines.
14134 (sched_attr_op_type): Handle TLS symbols.
14135 (gt-m68k.h): Include.
14136 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14137 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14139 2009-05-18 Martin Jambor <mjambor@suse.cz>
14141 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14142 (visit_store_addr_for_mod_analysis): New function.
14143 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14144 (determine_cst_member_ptr): Use gimple_assign_single_p.
14145 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14146 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14147 operands. Don't check number of operands of a NOP_EXPR.
14149 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14151 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14153 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14156 * c-common.c (warn_logical_operator): Don't warn if one of
14157 expression isn't always true or false.
14159 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14161 * config/i386/biarch32.h: New file.
14162 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14164 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14166 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14167 *zero_extend<mode>_truncqi): Merge these into ...
14168 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14169 Name the pattern following this as *zero_extendhi_truncqi.
14171 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14173 PR middle-end/39301
14174 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14175 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14176 (output_info): Make field HOST_WIDEST_INT.
14177 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14178 (dump_bitmat_statistics): Same.
14180 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14182 * config.gcc (use_gcc_stdint): Set to wrap.
14183 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14184 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14185 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14186 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14187 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14188 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14189 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14190 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14192 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14194 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14196 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14197 Move definitions earlier.
14198 (OPT_ARCH64, OPT_ARCH32): Define.
14199 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14202 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14205 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14208 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14210 * arm.md (movdi2): Copy non-reg values to DImode registers.
14212 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14215 * final.c (label_to_max_skip): New function.
14216 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14217 CODE_LABEL_NUMBER <= max_labelno.
14218 * output.h (label_to_max_skip): New prototype.
14219 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14220 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14221 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14222 Handle CODE_LABELs with >= 16 byte alignment or with
14223 max_skip == (1 << align) - 1.
14224 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14225 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14228 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14229 .p2align 3 if MAX_SKIP is smaller than 7.
14230 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14232 2009-05-15 Ian Lance Taylor <iant@google.com>
14234 * alias.c (struct alias_set_entry_d): Rename from struct
14235 alias_set_entry. Change all uses.
14236 * except.c (struct call_site_record_d): Rename from struct
14237 call_site_record. Change all uses.
14238 * except.h (struct eh_region_d): Rename from struct eh_region.
14240 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14242 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14243 ivtype_map_elt. Change all uses.
14244 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14246 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14247 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14249 (struct sese_d): Rename from struct sese. Change all uses.
14250 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14251 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14252 * optabs.h (struct optab_d): Rename from struct optab. Change all
14254 (struct convert_optab_d): Rename from struct convert_optab.
14256 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14257 ipa_opt_pass. Change all uses.
14258 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14261 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14262 defined as a typedef.
14263 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14266 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14269 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14271 (merge_ranges): Returns bool.
14272 * tree.h (make_range): .. to here.
14273 (build_range_check): Likewise.
14274 (merge_ranges): Likewise. Renamed from merge_ranges.
14275 * c-typeck.c (parser_build_binary_op): Update calls to
14276 warn_logical_operator.
14277 * c-common.c (warn_logical_operator): Add new warning.
14278 * c-common.h (warn_logical_operator): Update declaration.
14280 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14282 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14284 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14286 * doc/install.texi: Document MPC requirements, flags etc.
14288 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14289 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14290 Evaluate constant arguments.
14291 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14292 (fold_builtin_1): Likewise, also evaluate constant arguments.
14293 Remove superfluous break.
14294 (do_mpc_ckconv): New.
14295 * real.h: Include mpc.h.
14296 * toplev.c (print_version): Output MPC version info if available.
14298 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14300 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14302 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14304 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14307 2009-05-15 Jan Hubicka <jh@suse.cz>
14309 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14310 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14311 (try_inline): Fix return value.
14312 (cgraph_decide_inlining_incrementally): Honor new value.
14313 (cgraph_early_inlining): Handle indirect inlining.
14314 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14316 2009-05-15 Jan Hubicka <jh@suse.cz>
14318 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14319 * cgraphunit.c (cgraph_finalize_function): Set it.
14320 (cgraph_expand_function): Use it.
14322 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14324 * real.c (encode_ieee_half): Define.
14325 (decode_ieee_half): Define.
14326 (ieee_half_format): Define.
14327 (arm_half_format): Define.
14328 * real.h (ieee_half_format): Declare.
14329 (arm_half_format): Declare.
14331 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14333 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14334 swapped, and reversed optabs exist before trying to use them.
14336 2009-05-15 Paul Brook <paul@codesourcery.com>
14337 Sandra Loosemore <sandra@codesourcery.com>
14339 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14340 loads. Allow PRE_DEC.
14341 (output_move_neon): Handle PRE_DEC.
14342 (arm_print_operand): Add 'A' for neon structure loads.
14343 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14344 * config/arm/neon.md (neon_mov): Update comment.
14345 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14347 (Um): New constraint.
14349 2009-05-15 Jan Hubicka <jh@suse.cz>
14351 Revert the following patch until testsuite fallout is fixed:
14352 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14353 * cgraph.h (struct inline_summary): New filed self_wize,
14354 size_inlining_benefit, self_time and time_inlining_benefit.
14355 (struct cgraph_global_info): Replace insns by time ans size fields.
14356 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14357 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14358 (ipcp_update_callgraph): Do not touch function bodies.
14359 * ipa-inline.c: Include except.h
14360 (MAX_TIME): New constant.
14361 (overall_insns): Remove
14362 (overall_size, max_benefit): New static variables.
14363 (cgraph_estimate_time_after_inlining): New function.
14364 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14365 (cgraph_clone_inlined_nodes): Update size.
14366 (cgraph_mark_inline_edge): Update size.
14367 (cgraph_estimate_growth): Use size info.
14368 (cgraph_check_inline_limits): Check size.
14369 (cgraph_default_inline_p): Likewise.
14370 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14371 (cgraph_decide_recursive_inlining): Check size.
14372 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14374 (cgraph_decide_inlining): Likewise.
14375 (cgraph_decide_inlining_incrementally): Likewise; honor
14376 PARAM_EARLY_INLINING_INSNS.
14377 (likely_eliminated_by_inlining_p): New predicate.
14378 (estimate_function_body_sizes): New function.
14379 (compute_inline_parameters): Use it.
14380 * except.c (must_not_throw_labels): New function.
14381 * except.h (must_not_throw_labels): Declare.
14382 * tree-inline.c (init_inline_once): Kill inlining_weigths
14383 * tree-ssa-structalias.c: Avoid uninitialized warning.
14384 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14385 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14386 (PARAM_INLINE_CALL_COST): Remove.
14387 (PARAM_EARLY_INLINING_INSNS): New.
14389 2009-05-15 Richard Guenther <rguenther@suse.de>
14391 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14392 not TODO_update_ssa.
14394 2009-05-15 Richard Guenther <rguenther@suse.de>
14396 PR tree-optimization/39999
14397 * gimple.h (gimple_expr_type): Use the expression type looking
14398 through useless conversions.
14399 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14400 (vn_nary_op_insert_stmt): Likewise.
14401 (simplify_binary_expression): Likewise.
14403 2009-05-15 Richard Guenther <rguenther@suse.de>
14405 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14406 New options, enabled by default.
14407 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14409 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14410 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14411 * tree-ssa-structalias.c (gate_tree_pta): New function.
14412 (pass_build_alias): Use it.
14414 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14417 recurse on an invariant address if a conversion from a pointer
14418 type to a wider integer type is involved.
14420 2009-05-15 Jan Hubicka <jh@suse.cz>
14422 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14423 * cgraph.h (struct inline_summary): New filed self_wize,
14424 size_inlining_benefit, self_time and time_inlining_benefit.
14425 (struct cgraph_global_info): Replace insns by time ans size fields.
14426 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14427 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14428 (ipcp_update_callgraph): Do not touch function bodies.
14429 * ipa-inline.c: Include except.h
14430 (MAX_TIME): New constant.
14431 (overall_insns): Remove
14432 (overall_size, max_benefit): New static variables.
14433 (cgraph_estimate_time_after_inlining): New function.
14434 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14435 (cgraph_clone_inlined_nodes): Update size.
14436 (cgraph_mark_inline_edge): Update size.
14437 (cgraph_estimate_growth): Use size info.
14438 (cgraph_check_inline_limits): Check size.
14439 (cgraph_default_inline_p): Likewise.
14440 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14441 (cgraph_decide_recursive_inlining): Check size.
14442 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14444 (cgraph_decide_inlining): Likewise.
14445 (cgraph_decide_inlining_incrementally): Likewise; honor
14446 PARAM_EARLY_INLINING_INSNS.
14447 (likely_eliminated_by_inlining_p): New predicate.
14448 (estimate_function_body_sizes): New function.
14449 (compute_inline_parameters): Use it.
14450 * except.c (must_not_throw_labels): New function.
14451 * except.h (must_not_throw_labels): Declare.
14452 * tree-inline.c (init_inline_once): Kill inlining_weigths
14453 * tree-ssa-structalias.c: Avoid uninitialized warning.
14454 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14455 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14456 (PARAM_INLINE_CALL_COST): Remove.
14457 (PARAM_EARLY_INLINING_INSNS): New.
14458 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14459 (inline-call-cost): Remove.
14460 (early-inlining-insns): New.
14462 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14464 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14466 (print_int_cst_bounds_in_octal_p): Likewise.
14467 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14469 * dwarf2out.c (base_type_die): Likewise.
14470 (is_subrange_type): Delete.
14471 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14472 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14473 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14474 if the destination type is boolean.
14475 (build_range_check): Do not special-case subtypes.
14476 (fold_sign_changed_comparison): Likewise.
14477 (fold_unary): Likewise.
14478 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14479 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14480 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14481 * tree.c (subrange_type_for_debug_p): New predicate based on the
14482 former is_subrange_type.
14483 * tree.h (subrange_type_for_debug_p): Declare.
14484 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14485 (convert_affine_scev): Remove call to above function.
14486 (chrec_convert_aggressive): Likewise.
14487 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14488 false for conversions involving subtypes.
14489 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14490 (vrp_val_min): Likewise.
14491 (needs_overflow_infinity): Likewise.
14492 (extract_range_from_unary_expr): Likewise.
14494 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14496 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14497 * config/frv/frv.c: Likewise.
14498 * config/s390/s390.c: Likewise.
14499 * config/sparc/sparc.h: Likewise.
14500 * config/i386/i386.h: Likewise.
14501 * config/i386/i386.c: Likewise.
14502 * config/crx/crx.c: Likewise.
14503 * config/m68hc11/m68hc11.h: Likewise.
14504 * config/iq2000/iq2000.c: Likewise.
14505 * config/mn10300/mn10300.h: Likewise.
14506 * config/mn10300/mn10300.c: Likewise.
14507 * config/m68k/m68k.c: Likewise.
14508 * config/rs6000/rs6000.c: Likewise.
14509 * config/rs6000/xcoff.h: Likewise.
14510 * config/rs6000/linux64.h: Likewise.
14511 * config/rs6000/sysv4.h: Likewise.
14512 * config/score/score3.c: Likewise.
14513 * config/score/score7.c: Likewise.
14514 * config/score/score.c: Likewise.
14515 * config/arm/arm.md: Likewise.
14516 * config/mips/mips.c: Likewise.
14517 * config/mips/mips.md: Likewise.
14518 * config/bfin/bfin.h: Likewise.
14519 * config/pa/pa.c: Likewise.
14520 * config/pa/constraints.md: Likewise.
14522 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14523 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14524 * config/pdp11/pdp11.h: Use memory_address_p instead.
14526 2009-05-14 Ian Lance Taylor <iant@google.com>
14528 * passes.c (finish_optimization_passes): Change i to int.
14529 * plugin.c (plugins_active_p): Change event to int.
14530 (dump_active_plugins): Likewise.
14531 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14533 * tree.c (tree_range_check_failed): Change c to unsigned int.
14534 (omp_clause_range_check_failed): Likewise.
14535 (build_common_builtin_nodes): Change mode to int. Add cast.
14536 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14537 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14539 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14540 ++ or -- with a variable of enum type.
14542 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14545 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14547 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14549 * store-motion.c: Do not include params.h
14550 * Makefile.in: Fix dependencies for various files.
14552 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14554 * auto-inc-dec.c: Fix pass description, remove apparent
14555 accidental duplication.
14557 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14559 PR middle-end/40147
14560 * ipa-utils.h (memory_identifier_string): Moved to ...
14561 * tree.h (memory_identifier_string): Here. Add GTY(()).
14563 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14565 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14566 in the former documentation of...
14567 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14568 * ira-conflicts.c (get_dup_num): Use address_operand.
14569 * targhooks.c (default_legitimate_address_p): New.
14570 * targhooks.h (default_legitimate_address_p): New.
14571 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14573 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14574 * target.h (struct target): Add legitimate_address_p.
14575 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14576 (TARGET_INITIALIZER): Include it.
14578 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14579 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14580 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14581 (TARGET_LEGITIMATE_ADDRESS_P): New.
14583 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14584 (REG_OK_STRICT_P): Delete.
14585 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14586 (frv_legitimate_address_p_1): ... this.
14587 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14588 (frv_legitimate_address_p_1): ... the renamed old
14589 frv_legitimate_address_p.
14590 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14591 (TARGET_LEGITIMATE_ADDRESS_P): New.
14593 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14594 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14595 * config/s390/s390.c (legitimate_address_p): Rename to...
14596 (s390_legitimate_address_p): ... this, make static.
14597 (legitimize_address): Adjust call.
14598 (TARGET_LEGITIMATE_ADDRESS_P): New.
14599 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14601 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14602 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14603 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14604 (TARGET_LEGITIMATE_ADDRESS_P): New.
14606 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14607 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14608 * config/spu/spu.c (spu_legitimate_address): Rename to...
14609 (spu_legitimate_address_p): ... this, make static.
14610 (TARGET_LEGITIMATE_ADDRESS_P): New.
14612 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14613 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14614 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14615 (sparc_legitimate_address_p): ... this, make static and return bool.
14616 (legitimize_address): Adjust call.
14617 (TARGET_LEGITIMATE_ADDRESS_P): New.
14619 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14620 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14621 * config/i386/i386.c (legitimate_address_p): Rename to...
14622 (ix86_legitimate_address_p): ... this, make static.
14623 (constant_address_p): Move after it, adjust call.
14624 (TARGET_LEGITIMATE_ADDRESS_P): New.
14626 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14627 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14628 * config/avr/avr.c (legitimate_address_p): Rename to...
14629 (avr_legitimate_address_p): ... this, make static.
14630 (legitimize_address): Adjust call.
14631 (TARGET_LEGITIMATE_ADDRESS_P): New.
14633 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14634 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14635 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14636 (TARGET_LEGITIMATE_ADDRESS_P): New.
14638 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14639 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14640 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14641 (TARGET_LEGITIMATE_ADDRESS_P): New.
14643 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14644 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14646 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14648 (TARGET_LEGITIMATE_ADDRESS_P): New.
14650 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14651 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14653 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14655 (m68hc11_legitimate_address_p): ... this, make static.
14656 (go_if_legitimate_address_internal): Rename to...
14657 (m68hc11_legitimate_address_p_1): ... this.
14658 (legitimize_address): Adjust call.
14659 (TARGET_LEGITIMATE_ADDRESS_P): New.
14661 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14662 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14663 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14664 (TARGET_LEGITIMATE_ADDRESS_P): New.
14666 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14667 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14668 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14669 (mn10300_legitimate_address_p): ... this, make static.
14670 (TARGET_LEGITIMATE_ADDRESS_P): New.
14672 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14673 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14674 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14675 (TARGET_LEGITIMATE_ADDRESS_P): New.
14677 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14678 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14679 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14680 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14681 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14682 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14683 (rs6000_legitimate_address_p): ... this, make static.
14684 (TARGET_LEGITIMATE_ADDRESS_P): New.
14685 (REG_MODE_OK_FOR_BASE_P): Delete.
14686 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14688 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14689 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14691 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14692 static, adjust types.
14693 (TARGET_LEGITIMATE_ADDRESS_P): New.
14695 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14696 * config/score/score.c (score_address_p): Rename to...
14697 (score_legitimate_address_p): ... this.
14698 (TARGET_LEGITIMATE_ADDRESS_P): New.
14699 * config/score/score3.c (score3_address_p): Rename to...
14700 (score3_legitimate_address_p): ... this.
14701 * config/score/score7.c (score7_address_p): Rename to...
14702 (score7_legitimate_address_p): ... this.
14704 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14705 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14706 GO_IF_LEGITIMATE_ADDRESS): Delete.
14707 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14708 thumb2_legitimate_address_p): Delete.
14709 (arm_legitimate_address_p): Rename to...
14710 (arm_legitimate_address_outer_p): ... this.
14711 * config/arm/constraints.md ("Uq"): Adjust call.
14712 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14713 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14715 (arm_legitimate_address_outer_p): ... this.
14716 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14718 (TARGET_LEGITIMATE_ADDRESS_P): New.
14720 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14721 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14722 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14723 (TARGET_LEGITIMATE_ADDRESS_P): New.
14725 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14726 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14727 * config/vax/vax.c (legitimate_address_p): Rename to...
14728 (vax_legitimate_address_p): ... this, make static.
14729 (TARGET_LEGITIMATE_ADDRESS_P): New.
14731 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14732 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14733 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14734 (TARGET_LEGITIMATE_ADDRESS_P): New.
14736 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14737 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14738 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14739 (mmix_legitimate_address_p): ... this, make static.
14740 (TARGET_LEGITIMATE_ADDRESS_P): New.
14742 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14743 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14744 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14745 (TARGET_LEGITIMATE_ADDRESS_P): New.
14747 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14749 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14750 of MODE_COMPLEX_INT.
14752 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14754 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14755 LCT_NORMAL in function call.
14756 * mips-tdump.c (print_file_desc): Add cast to enum type.
14757 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14758 (mark_stabs): Add casts to enum types.
14759 (parse_stabs_common): Add casts to enum types.
14761 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14763 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14764 Check for invalid values of LETTER.
14766 2009-05-13 Taras Glek <tglek@mozilla.com>
14768 * attribs.c (register_attribute): moved out attribute registration
14769 into register_attribute.
14770 * doc/plugins.texi: Documented register_attribute and
14772 * gcc-plugin.h: Added forward decl for register_attribute.
14773 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14774 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14775 PLUGIN_ATTRIBUTES boilerplate.
14777 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14779 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14780 values even in sentinel and empty entries.
14781 (ms_printf_flag_specs): Likewise.
14782 (ms_scanf_flag_specs): Likewise.
14783 (ms_strftime_flag_specs): Likewise.
14784 (ms_print_char_table): Likewise.
14785 (ms_scan_char_table): Likewise.
14786 (ms_time_char_table): Likewise.
14788 2009-05-13 Doug Kwan <dougkwan@google.com>
14790 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14792 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14794 * config/mips/mips.md (store): Add attributes for QI and HI.
14796 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14797 (truncdi<mode>2): ... this new pattern.
14799 2009-05-13 Brad Hards <bradh@kde.org>
14801 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14803 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14804 Ben Elliston <bje@au.ibm.com>
14806 PR middle-end/40035
14807 * dse.c (check_mem_read_rtx): Guard against width == -1.
14809 2009-05-13 Michael Matz <matz@suse.de>
14811 PR middle-end/39976
14812 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14813 (trivially_conflicts_p): New function.
14814 (insert_backedge_copies): Use it.
14816 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14818 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14819 (handle_stdc_pragma): Use new enum constant names.
14820 (handle_pragma_float_const_decimal64): Ditto.
14822 2009-05-13 Ian Lance Taylor <iant@google.com>
14824 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14827 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14829 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14830 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14832 * config/m68k/m68k.h (FL_UCLINUX): Define.
14834 2009-05-13 Jan Hubicka <jh@suse.cz>
14836 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14838 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14840 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14841 unless -fschedule-insns is specified.
14843 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14846 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14847 TARGET_EXPAND_CBRANCHDI4.
14848 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14849 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14850 (cmpeqdi): Fix comment.
14852 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14854 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14855 (sh_legitimate_address_p): Likewise.
14856 * config/sh/sh.c (sh_legitimate_index_p): New.
14857 (sh_legitimate_address_p): Likewise.
14858 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14859 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14860 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14861 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14862 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14863 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14864 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14865 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14866 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14868 2009-05-12 Jan Hubicka <jh@suse.cz>
14870 * tree-inline.c (estimate_operator_cost): Add operands;
14871 when division happens by constant, it is cheap.
14872 (estimate_num_insns): Loads and stores are not having cost of 0;
14873 EH magic stuff is cheap; when computing runtime cost of switch,
14874 use log2 base of amount of its cases; builtin_expect has cost of 0;
14875 compute cost for moving return value of call.
14876 (init_inline_once): Initialize time_based flags.
14877 * tree-inline.h (eni_weights_d): Add time_based flag.
14879 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14881 * df-core.c: Update head documentation.
14883 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14886 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14887 shadowing exisiting variable op1.
14889 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14892 * config/i386/driver-i386.c (processor_signatures): New enum.
14893 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14894 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14895 processor signature to detect geode processor.
14897 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14901 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14903 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14904 causes spurious differences between trunk and cond-optab branch.
14906 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14908 * dojump.c (compare_from_rtx): Delete.
14909 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14910 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14911 if the comparison does not satisfy the predicate; test predicates for
14912 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14913 further if one existing pattern fails.
14914 * expr.h (compare_from_rtx): Delete.
14915 (prepare_operand): Declare it.
14916 * optabs.c: Change "lib call" to "libcall" throughout.
14917 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14918 HAVE_conditional_trap, emit_cmp_insn): Delete.
14919 (can_compare_p): Delete cmp_optab case.
14920 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14921 Accept other parameters by value.
14922 (prepare_operand): Make non-static.
14923 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14924 other parameters by value. Try to widen operands here based on
14925 an optab_methods argument and looking at cbranch_optab.
14926 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14927 loop. Use cbranch_optab directly.
14928 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14929 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14931 (emit_conditional_move, emit_conditional_add): Inline what's needed
14932 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14933 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14934 with COMPARE. Move cmov_optab and cstore_optab above
14935 with cbranch_optab, move cmp_optab down with ucmp_optab,
14936 remove tst_otpab. Do not initialize trap_rtx.
14937 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14938 for trap code. Do not check HAVE_conditional_trap. Use
14939 prepare_cmp_insn. Accept no predicate for operand 3.
14940 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14941 (OTI_ctrap, ctrap_optab): New.
14942 (tst_optab): Delete.
14943 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14944 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14945 with lookup of ctrap_optab.
14946 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14948 (ctrap_optab): New.
14950 * combine.c (combine_simplify_rtx, simplify_set): Do not
14951 special case comparing against zero for cc0 machines.
14952 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14953 COMPARE on cc0 machines.
14954 (simplify_relational_operation): Return a new expression when
14955 a COMPARE could be removed.
14956 * final.c (final_scan_insn): Compare cc_status values
14957 against LHS of a (compare FOO (const_int 0)) cc0 source.
14958 Also check if cc_status.value is the full compare.
14960 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14961 (cstoreMM4): Document.
14962 (conditional_trap): Document ctrapMM4 instead.
14963 (sync_compare_and_swapMM): Refer to cbranchcc4.
14964 (Dependent Patterns): Eliminate obsolete information referring to
14965 the old jump optimization phase.
14966 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14967 of compares with 0 on cc0 machines.
14968 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14969 avoiding references to cc0. Remove text about storing operands
14971 * doc/tm.texi (Condition Codes): Include blurb on different
14972 condition code representations, separate into subsections for
14973 CC0, MODE_CC and conditional execution.
14975 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14976 alpha_emit_setcc): Accept operands and a machine mode.
14977 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14978 Get code/op0/op1 from operands, use machine mode argument
14979 instead of alpha_compare.fp_p. Emit the branch here.
14980 (alpha_emit_setcc): Likewise, and return boolean.
14981 (alpha_emit_conditional_move): Likewise. Assert that
14982 cmp_op_mode == cmp_mode, and simplify accordingly.
14983 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14984 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14985 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14987 (stack probe test): Use cbranchdi4.
14988 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14990 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14991 * config/arc/arc.h (movsicc, movsfcc): Use it.
14992 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14993 (cbranchsi4, cstoresi4): New.
14994 (cmpsi, bCC and sCC expanders): Remove.
14996 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14997 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14998 * config/arm/predicates.md (arm_comparison_operator): Only include
14999 floating-point operators if there is a hardware floating-point unit.
15000 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15001 deferring to cbranch_cc and cstore_cc respectively.
15002 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15003 cbranch_cc, cstore_cc): New.
15004 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15006 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15008 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15009 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15011 (adjust_insn_length): Adjust calls.
15012 (avr_reorg): Handle (compare (foo) (const_int 0)).
15013 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15014 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15015 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15016 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15018 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15019 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15021 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15022 (cbranchsi4, cstorebi4, cstoresi4): New.
15023 (movbisi): This insn is duplicate, split it to zero_extend.
15024 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15025 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15026 (bfin_optimize_loop): Use cbranch expander.
15027 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15028 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15029 (bfin_bimode_comparison_operator): ... this.
15030 (bfin_direct_comparison_operator): New.
15032 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15033 inside (compare FOO (const_int 0)).
15034 (cris_rtx_costs): Handle ZERO_EXTRACT.
15035 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15036 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15037 (*tstdi_v32): Delete.
15038 (*cmpdi_non_v32): Add M alternative for operand 1.
15039 (cmpsi, cmp<mode>): Make private.
15040 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15042 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15044 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15045 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15046 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15047 (cc_reg_operand): New.
15048 (any_cond): Delete.
15049 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15050 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15051 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15052 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15053 crx_expand_scond): Delete.
15055 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15057 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15058 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15060 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15061 cstoresi4, cstoresf4, cstoredf4): New.
15062 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15063 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15064 Receive the entire operands array.
15065 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15066 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15067 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15068 Get test/op0/op1 from the operands array.
15069 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15071 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15072 (h8300_expand_store): New.
15073 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15075 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15076 (h8300_expand_store): New.
15077 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15078 or do not try to produce (set (cc0) REG).
15079 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15080 change a compare into a move to a scratch register. Disable some
15081 peepholes when comparing with zero.
15082 (tstsi, tsthi, tstsi, cmpqi): Make private.
15084 (bCC, sCC): Delete.
15085 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15088 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15089 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15090 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15091 (ix86_emit_i387_log1p): Use cbranchxf2.
15092 (ix86_expand_setcc): Return void.
15093 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15094 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15095 cmp<MODEF>, cmpcc): Remove.
15096 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15097 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15098 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15099 (sCC and bCC expanders): Remove.
15100 (stack_protect_test): Use cbranchcc4.
15102 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15104 (ia64_expand_compare): Accept three rtx by reference and return void.
15105 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15106 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15107 from *expr. Update *expr with the BImode comparison to do.
15108 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15109 cmptf, bCC, sCC, conditional_trap): Delete.
15110 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15111 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15112 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15113 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15114 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15116 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15117 type of last argument.
15118 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15119 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15120 use machine mode argument instead of branch_type. Remove dead
15121 code for floating-point comparisons.
15122 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15123 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15125 (cbranchsi4, cstoresi4): New.
15126 * config/iq2000/predicates.md (reg_or_const_operand): New.
15128 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15129 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15130 (b<code>_op): Rewrite to...
15131 (bcc_op): ... this, using match_operator.
15132 (s<code>_op): Rewrite to...
15133 (scc_op): ... this, using match_operator.
15134 (s<code>_24_op): Rewrite to...
15135 (scc_op_24): ... this, using match_operator.
15136 (s<code>_<mode>): Rewrite to...
15137 (cstore<mode>4): ... this, using match_operator.
15138 (s<code>_<mode>_24): Rewrite to...
15139 (cstore<mode>4_24): ... this, using match_operator.
15140 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15141 m32c_unpend_compare, m32c_expand_scc): Delete.
15142 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15143 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15144 (m32c_expand_movcc): Change NE to EQ if necessary.
15145 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15147 * config/m32r/m32r-protos.h (gen_cond_store): New.
15148 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15149 (gen_cond_store): New, from sCC patterns.
15150 (m32r_expand_block_move): Use cbranchsi4.
15151 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15152 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15153 (cbranchsi4, cstoresi4): New.
15155 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15157 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15158 (m68hc11_notice_update_cc): Look into a compare with 0.
15159 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15161 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15162 cmphi, cmpqi, bCC): Delete.
15163 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15164 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15165 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15168 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15169 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15170 * config/m68k/constraints.md (H): New.
15171 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15172 the define_insn below.
15173 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15174 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15175 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15176 patterns): Wrap RHS with COMPARE.
15177 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15178 (*cmpdi_internal): Name this pattern.
15179 (cmpdi): Change to define_insn.
15180 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15181 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15182 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15184 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15185 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15186 (conditional_trap): Change to...
15187 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15188 (*conditional_trap): Use the ordered_comparison_operator and
15189 const1_operand predicates.
15190 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15191 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15192 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15193 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15195 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15196 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15197 (mcore_gen_compare): New.
15198 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15199 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15200 (mcore_gen_compare): ... this.
15201 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15202 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15203 (stack probe pattern): Use cbranchsi4.
15205 * config/mips/predicates.md (mips_cstore_operator): New.
15206 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15207 * config/mips/mips.md (any_cond): Delete.
15208 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15210 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15211 fixuns_truncsfdi2): Use cbranch patterns.
15212 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15213 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15214 Adjust call to mips_expand_conditional_branch.
15215 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15217 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15218 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15219 * config/mips/mips.c (cmp_operands): Delete.
15220 (mips_emit_compare): Get comparison operands from *op0/*op1.
15221 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15222 that it succeeds. Use op0/op1 instead of cmp_operands.
15223 (mips_expand_conditional_branch, mips_expand_conditional_move,
15224 mips_expand_conditional_trap): Likewise.
15225 (mips_block_move_loop): Use cbranch patterns.
15226 * config/mips/mips.h (cmp_operands): Delete.
15228 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15229 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15230 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15231 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15232 (*cmpcc_folded): Rename to...
15233 (*cmpdi_folded): this.
15234 (*cmpcc): Rename to...
15236 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15239 (cbranchdf4): New. Handle invalid comparisons here.
15240 * config/mmix/predicates.md (float_comparison_operator): New.
15242 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15243 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15244 * config/mn10300/mn10300.md (tst): Delete.
15245 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15246 Name these patterns and wrap RHS in a compare.
15247 (*cmpsi): Make this pattern private. Include tst.
15248 (*cmpsf): Make this pattern private.
15249 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15250 (compare with zero peepholes): Likewise.
15252 (cbranchsi4, cbranchsf4): New.
15253 (casesi): Use cbranchsi4.
15255 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15256 hppa_branch_type): Delete.
15257 (return_addr_rtx): Use cbranchsi4.
15258 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15259 Emit CCFPmode comparison here.
15260 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15261 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15262 hppa_branch_type): Delete.
15263 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15264 (movsicc, movdicc): Remove references to hppa_compare_op0,
15265 hppa_compare_op1 and compare_from_rtx.
15266 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15267 (casesi): Use cbranchsi4.
15269 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15270 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15271 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15272 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15273 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15275 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15276 (*branch, *branch_inverted): New.
15278 * config/picochip/picochip.md (cbranchhi4): Use
15279 ordered_comparison_operator.
15280 (cmphi, bCC): Remove.
15282 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15283 (trap_comparison_operator): Delete.
15284 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15285 rs6000_emit_cbranch): Accept mode and operands.
15286 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15287 rs6000_compare_fp_p): Delete.
15288 (rs6000_generate_compare): Accept mode and comparison. Extract code
15289 and op0/op1 from there. Replace references to rs6000_compare_op0
15290 and rs6000_compare_op1.
15291 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15292 extract result from passed operands.
15293 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15294 extract loc from passed operands.
15295 (rs6000_emit_cmove): Likewise.
15296 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15297 rs6000_compare_fp_p): Delete.
15298 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15299 (cbranch<GPR>4, cbranch<FP>4): New.
15300 (cstore<mode>4): New. Consolidate here all choices about when to use
15301 portable or specialized sCC sequences.
15302 (stack_protect_test): Use cbranchsi4.
15303 (conditional_trap): Replace with ctrap<GPR>4.
15304 (conditional trap insn): Replace trap_comparison_operator with
15305 ordered_comparison_operator.
15307 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15308 (s390_emit_prologue): Use ctrap.
15309 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15310 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15311 New predicates replacing...
15312 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15313 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15314 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15315 (add<mode>cc): Do not use s390_compare_op0/op1.
15316 (s<code>): Change to...
15317 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15318 (seq): Change to...
15319 (cstorecc4): ... this. Handle EQ or NE equally.
15320 (*sne): Un-privatize for use in cstorecc4.
15321 (b<code>): Change to...
15322 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15323 (conditional_trap): Replace with...
15324 (ctrap<GPR>4, ctrap<FP>4): ... these.
15325 (stack_protect): Use cbranchcc4.
15327 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15328 * config/score/score-protos.h (score_gen_cmp): Delete.
15329 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15330 (score_block_move-loop): Use cbranchsi4.
15331 * config/score/score.md (cbranchsi4): New.
15332 (cmpsi, bCC): Delete.
15333 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15334 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15335 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15336 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15337 * config/score/score3.h (score3_gen_cmp): Delete.
15338 * config/score/score7.h (score7_gen_cmp): Delete.
15340 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15341 (sh_emit_scc_to_t): ... this. Return void.
15342 (from_compare): Rename to...
15343 (sh_emit_compare_and_branch): ... this.
15344 (sh_emit_compare_and_set): New.
15345 (sh_expand_t_scc): Accept operands.
15346 * config/sh/predicates.md (sh_float_comparison_operator): New.
15347 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15348 (prepare_scc_operands): Rename to...
15349 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15351 (sh_emit_cheap_store_flag): New.
15352 (sh_emit_set_t_insn): New.
15353 (from_compare): Rename to...
15354 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15355 handling of TARGET_SH2E floating point to avoid recursive call.
15356 Generate branch here.
15357 (sh_emit_compare_and_set): New.
15358 (sh_expand_t_scc): Get op0/op1 from arguments.
15359 (sh_emit_cheap_store_flag): New.
15360 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15362 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15363 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15364 (movsicc, movdicc): Do nothing when it recreated operands from
15365 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15366 prepare_scc_operands (now sh_emit_scc_to_t).
15367 (udivdi3): Use cstoresi4.
15368 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15369 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15370 (cbranchint4_media, cbranchfp4_media): New.
15371 (casesi): Use cbranchdi4.
15372 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15374 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15375 (movnegt): Remove second operand.
15376 (cbranchsf4, cbranchdf4): New.
15377 (stack_protect): Use cbranchdi4/cbranchsi4.
15379 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15380 (gen_compare_reg): Accept comparison, extract part of it to...
15381 (gen_compare_reg_1): ... this.
15382 (gen_compare_operator): Delete.
15383 (gen_v9_scc): Accept separate destination, comparison code and arms.
15384 Do not use sparc_compare_op0/sparc_compare_op1.
15385 (emit_scc_insn, emit_conditional_branch_insn): New.
15386 (emit_v9_brxx): Make static. Remove useless assertion.
15387 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15389 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15390 * config/sparc/sparc-protos.h (gen_compare_reg,
15391 sparc_emit_float_lib_cmp): Adjust prototype.
15392 (emit_scc_insn, emit_conditional_branch_insn): New.
15393 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15394 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15395 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15396 iterators to the top.
15397 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15398 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15399 snedi_special_trunc): Delete.
15400 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15401 and snedi_special_trunc.
15402 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15403 cbranchdi4, cbranch<F:mode>4): New.
15404 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15405 here. Use gen_compare_reg instead of gen_compare_operator.
15406 (conditional_trap): Replace with...
15407 (ctrapsi4, ctrapdi4): ... this.
15408 (stack_protect_test): Use cbranchcc4.
15410 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15412 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15413 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15414 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15415 from operands[0] or operands[3] depending on is_set.
15416 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15417 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15418 cmpdf, bCC), sCC: Remove.
15419 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15420 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15422 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15423 spu_emit_branch_or_set.
15425 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15427 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15428 xstormy16_compare_op1): Delete.
15429 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15430 xstormy16_compare_op1): Delete.
15431 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15433 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15434 (cmphi, cmpsi, bCC): Remove.
15436 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15437 (*cmpsi): ... this one.
15438 (cbranchsi4, cstoresi4): New.
15439 (bCC expanders): Delete.
15440 (sCC insns): Fold into...
15441 (*setcc): ... this one.
15442 (casesi): Do not use gen_cmpsi and gen_bgtu.
15443 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15444 (movsicc): Simplify.
15445 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15447 * config/vax/vax-protos.h (cond_name): New.
15448 (vax_output_conditional_branch): Remove.
15449 * config/vax/vax.c (cond_name): New.
15450 (vax_output_conditional_branch): Remove.
15451 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15452 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15453 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15454 (bit<VAXint>): Wrap source with (compare).
15455 (b<code> and following unnamed pattern): Rename to *branch and
15456 *branch_reversed. Change macroization to match_operator.
15457 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15459 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15460 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15461 Change last argument to machine_mode.
15462 (xtensa_expand_scc): Add machine_mode argument.
15463 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15464 (gen_conditional_move, xtensa_expand_conditional_branch,
15465 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15466 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15467 Adjust operand numbers.
15468 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15470 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15471 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15472 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15474 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15476 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15477 causes spurious differences between trunk and cond-optab branch.
15479 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15482 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15484 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15486 * tree.c (iterative_hash_pointer): Delete.
15487 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15488 Hash UIDs and versions of SSA names. Don't special-case built-in
15489 function declarations.
15491 2009-05-11 Ian Lance Taylor <iant@google.com>
15494 * graphite.c: Force -Wc++-compat to only be a warning before
15495 #including "cloog/cloog.h".
15497 2009-05-11 Martin Jambor <mjambor@suse.cz>
15499 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15501 2009-05-11 Jan Hubicka <jh@suse.cz>
15503 * tree-ssa-loop-ivcanon.c: Include target.h
15504 (struct loop_size): new structure.
15505 (constant_after_peeling): New predicate.
15506 (tree_estimate_loop_size): New function.
15507 (estimated_unrolled_size): Rewrite for new estimates.
15508 (try_unroll_loop_completely): Use new estimates.
15509 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15511 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15513 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15514 libcpp interface change.
15515 (spu_macro_to_expand): Likewise.
15517 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15519 PR tree-optimization/40026
15520 * gimplify.c (gimplify_init_constructor): Change initial conditional
15521 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15522 optimize_compound_literals_in_ctor.
15524 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15526 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15528 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15530 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15532 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15533 HOST_WIDE_INT for gap.
15535 2009-05-11 Ira Rosen <irar@il.ibm.com>
15537 PR tree-optimization/40074
15538 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15539 account in group size and step comparison.
15541 2009-05-11 Richard Guenther <rguenther@suse.de>
15543 * passes.c (init_optimization_passes): Strip now incorrect comment.
15544 (execute_function_todo): Do not set PROP_alias.
15545 * tree-pass.h (PROP_alias): Remove.
15546 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15547 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15548 * tree-nrv.c (pass_return_slot): Likewise.
15549 * tree-object-size.c (pass_object_sizes): Likewise.
15550 * tree-ssa-dom.c (pass_dominator): Likewise.
15551 (pass_phi_only_cprop): Likewise.
15552 * tree-ssa-dse.c (pass_dse): Likewise.
15553 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15554 (pass_cselim): Likewise.
15555 * tree-ssa-pre.c (pass_pre): Likewise.
15556 (pass_fre): Likewise.
15557 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15558 * tree-ssa-sink.c (pass_sink_code): Likewise.
15559 * tree-stdarg.c (pass_stdarg): Likewise.
15560 * tree-tailcall.c (pass_tail_calls): Likewise.
15561 * tree-vrp.c (pass_vrp): Likewise.
15563 2009-05-10 Ian Lance Taylor <iant@google.com>
15565 * basic-block.h (enum profile_status): Break out of struct
15566 control_flow_graph.
15567 * cgraph.h (struct inline_summary): Break out of struct
15569 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15570 of struct cgraph_order_sort.
15571 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15572 * cse.c (struct branch_path): Break out of struct
15573 cse_basic_block_data.
15574 * except.h (enum eh_region_type): Break out of struct eh_region.
15575 * gcc.c (enum add_del): Break out of struct modify_target.
15576 * genrecog.c (enum decision_type): Break out of struct decision_test.
15577 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15579 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15580 * regmove.c (enum match_use): New enum, broken out of struct match.
15581 * sched-int.h (enum post_call_group): New enum, broken out of
15583 (struct deps_reg): Break out of struct deps.
15584 * target.h (struct asm_int_op): Break out of struct gcc_target.
15585 * tree-eh.c (struct goto_queue_node): Break out of struct
15587 * tree-inline.h (enum copy_body_cge_which): Break out of
15589 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15591 * c-decl.c (in_struct, struct_types): New static variables.
15592 (pushtag): Add loc parameter. Change all callers.
15593 (lookup_tag): Add ploc parameter. Change all callers.
15594 (check_compound_literal_type): New function.
15595 (parser_xref_tag): Add loc parameter. Change all callers. If
15596 -Wc++-compat, warn about struct/union/enum types defined within a
15598 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15599 and loc parameters. Change all callers. Change error calls to
15600 error_at, using loc. For a redefinition, if the location of the
15601 original definition is known, report it. Set in_struct and
15602 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15603 (finish_struct): Add new parameters enclosing_in_struct and
15604 enclosing_struct_types. Change all callers. Set
15605 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15606 in the struct. If in a struct, add this struct to struct_types.
15607 (start_enum): Add loc parameter. Change all callers. Use
15608 error_at for errors, using loc. For a redefinition, if the
15609 location of the original definition is known, report it. If in a
15610 struct, add this enum type to struct_types. If -Wc++-compat warn
15611 if in sizeof, typeof, or alignof.
15612 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15613 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15614 (c_parser_enum_specifier): Get enum location for start_enum.
15615 (c_parser_struct_or_union_specifier): Get struct location for
15616 start_struct. Save in_struct and struct_types status between
15617 start_struct and finish_struct.
15618 (c_parser_cast_expression): Get location of cast.
15619 (c_parser_alignof_expression): Get location of type.
15620 (c_parser_postfix_expression): Likewise.
15621 (c_parser_postfix_expression_after_paren_type): Add type_loc
15622 parameter. Change all callers. Call check_compound_literal_type.
15623 Use type_loc for error about variable size type.
15624 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15625 of an enum constant from an enum type defined in a struct or union.
15626 (c_cast_expr): Add loc parameter. Change all callers. If
15627 -Wc++-compat, warn about defining a type in a cast.
15628 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15629 (start_enum, start_struct, finish_struct): Update declarations.
15630 (parser_xref_tag, c_cast_expr): Update declarations.
15631 (check_compound_literal_type): Declare.
15633 2009-05-11 Ben Elliston <bje@au.ibm.com>
15635 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15636 for recent libcpp interface change.
15637 (rs6000_macro_to_expand): Likewise.
15639 2009-05-10 Michael Matz <matz@suse.de>
15642 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15643 not at entry of function.
15645 2009-05-10 Richard Guenther <rguenther@suse.de>
15647 PR tree-optimization/40081
15649 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15650 using the main variant of the element type. Do not fiddle with
15651 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15653 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15654 structs with volatile fields.
15656 2009-05-10 Jan Hubicka <jh@suse.cz>
15658 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15659 (estimate_move_cost): Assert that it does not get called for
15661 (estimate_num_insns): Skip VOID types in argument handling.
15662 (optimize_inline_calls): Delete unreachable blocks and verify that
15663 callgraph is valid.
15665 2009-05-10 Jan Hubicka <jh@suse.cz>
15667 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15668 * cgraph.c (cgraph_mark_address_taken_node): New function.
15669 (dump_cgraph_node): Dump new flag.
15670 * cgraph.h (struct cgraph_node): Add address_taken.
15671 (cgraph_mark_address_taken_node): New function.
15672 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15673 since new direct calls can be born.
15675 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15677 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15678 tok->val.node.node.
15680 2009-05-10 Jan Hubicka <jh@suse.cz>
15682 PR middle-end/40084
15683 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15685 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15686 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15687 * tree-inline.c (copy_bb): Set frequency correctly.
15688 (fold_marked_statements): Update call to
15689 cgraph_update_edges_for_call_stmt.
15691 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15693 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15694 identifiers in diagnostics.
15695 * config/arm/arm.c (arm_handle_fndecl_attribute,
15696 arm_handle_isr_attribute): Likewise.
15697 * config/avr/avr.c (avr_handle_progmem_attribute,
15698 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15699 * config/bfin/bfin.c (handle_int_attribute,
15700 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15701 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15702 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15704 * config/darwin.c (darwin_handle_kext_attribute,
15705 darwin_handle_weak_import_attribute): Likewise.
15706 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15707 h8300_handle_eightbit_data_attribute,
15708 h8300_handle_tiny_data_attribute): Likewise.
15709 * config/i386/i386.c (ix86_handle_cconv_attribute,
15710 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15711 * config/i386/winnt.c (ix86_handle_shared_attribute,
15712 ix86_handle_selectany_attribute): Likewise.
15713 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15714 * config/m32c/m32c.c (function_vector_handler): Likewise.
15715 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15716 m68hc11_handle_fntype_attribute): Likewise.
15717 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15718 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15719 * config/mips/mips.c (mips_insert_attributes,
15720 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15721 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15722 rs6000_handle_struct_attribute): Likewise.
15723 * config/sh/sh.c (sh_insert_attributes,
15724 sh_handle_resbank_handler_attribute,
15725 sh_handle_interrupt_handler_attribute,
15726 sh2a_handle_function_vector_handler_attribute,
15727 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15729 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15730 * config/spu/spu.c (spu_handle_fndecl_attribute,
15731 spu_handle_vector_attribute): Likewise.
15732 * config/stormy16/stormy16.c
15733 (xstormy16_handle_interrupt_attribute): Likewise.
15734 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15735 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15737 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15739 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15740 (pp_translate_identifiers): New.
15741 (pp_identifier): Only conditionally translate identifier to locale
15743 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15744 (pp_base_tree_identifier): Only conditionally translate identifier
15745 to locale character set.
15746 * c-pretty-print.c (M_): Define.
15747 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15748 fragments for conditional translation with M_.
15749 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15750 identifier translation.
15752 2009-05-10 Richard Guenther <rguenther@suse.de>
15754 PR tree-optimization/40081
15755 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15756 using the main variant of the element type. Do not fiddle with
15757 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15759 2009-05-09 Jan Hubicka <jh@suse.cz>
15761 PR middle-end/40080
15762 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15763 indirect calls; verify cgraph afterwards.
15765 2009-05-09 Jan Hubicka <jh@suse.cz>
15768 * ipa.c (update_inlined_to_pointer): New function.
15769 (cgraph_remove_unreachable_nodes): Use it.
15771 2009-05-09 Jan Hubicka <jh@suse.cz>
15773 * tree-eh.c (struct leh_state): Remove prev_try.
15774 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15775 not track prev_try.
15776 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15777 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15778 remove_eh_handler_and_replace, foreach_reachable_handler,
15779 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15780 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15781 (gen_eh_region_cleanup): Update prototype.
15783 2009-05-09 Jan Hubicka <jh@suse.cz>
15785 PR middle-end/40043
15786 * except.c (copy_eh_region): Always set prev_try.
15787 (redirect_eh_edge_to_label): Find outer try.
15788 (foreach_reachable_handler): When looking for prev try
15789 handle case where previous try is not going to be taken.
15791 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15793 PR tree-optimization/40049
15794 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15795 only vector/vector shifts, convert the type of the constant to the
15796 appropriate type to avoid building incorrect trees, which
15797 eventually have problems with garbage collection.
15799 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15801 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15802 -1 for complex floating-point types if honoring signed zeros.
15804 2009-05-08 Jan Hubicka <jh@suse.cz>
15806 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15807 argument; handle correctly when profile is absent.
15808 (build_cgraph_edges): Update.
15809 (rebuild_cgraph_edges): Update.
15810 * cgraph.c: Do not include varray.h.
15811 (cgraph_set_call_stmt_including_clones): New function.
15812 (cgraph_create_edge_including_clones): Likewise
15813 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15814 (cgraph_update_edges_for_call_stmt): Handle clones.
15815 (cgraph_remove_node): Handle clone tree.
15816 (cgraph_remove_node_and_inline_clones): New function.
15817 (dump_cgraph_node): Dump clone tree.
15818 (cgraph_clone_node): Handle clone tree.
15819 (clone_function_name): Bring here from tree-inline.c.
15820 (cgraph_create_virtual_clone): New function.
15821 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15822 (cgraph_clone_info): New function.
15823 (strut cgraph_node): Add clone_info and new clone tree pointers.
15824 (cgraph_remove_node_and_inline_clones,
15825 cgraph_set_call_stmt_including_clones,
15826 cgraph_create_edge_including_clones,
15827 cgraph_create_virtual_clone): Declare.
15828 (cgraph_function_versioning): Use VEC argument.
15829 (compute_call_stmt_bb_frequency): Update prototype.
15830 (cgraph_materialize_all_clones): New function.
15831 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15832 (ipcp_create_replace_map): Update to VECtors.
15833 (ipcp_update_callgraph): Use virtual clones.
15834 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15835 (ipcp_update_profiling): Do not update local profiling.
15836 (ipcp_insert_stage): Use VECtors and virtual clones.
15837 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15838 (clone_of_p): New function.
15839 (cgraph_preserve_function_body_p): Use clone tree.
15840 (cgraph_optimize): Materialize clones.
15841 (cgraph_function_versioning): Update for VECtors.
15842 (save_inline_function_body): Use clone tree.
15843 (cgraph_materialize_clone): New function.
15844 (cgraph_materialize_all_clones): Likewise.
15845 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15846 * ipa.c: Include gimple.h.
15847 (cgraph_remove_unreachable_nodes): Use clone tree.
15848 * ipa-prop.c (ipa_note_param_call): Update call to
15849 compute_call_stmt_bb_frequencycall.
15850 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15851 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15852 (copy_bb): Handle updating of clone tree; add new edge when new call
15854 (expand_call_inline): Be strict about every call having edge.
15855 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15856 (delete_unreachable_blocks_update_callgraph): New function.
15857 (tree_function_versioning): Use VECtors; always remove unreachable
15858 blocks and fold conditionals.
15859 * tree-inline.h: Do not include varray.h.
15860 (tree_function_versioning): Remove.
15861 * Makefile.in (GTFILES): Remove tree-inline.c
15862 * passes.c (do_per_function): Do only functions having body.
15863 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15866 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15867 Andrew Morrow <acm@google.com>
15870 * c-common.c (c_common_attribute_table): Permit deprecated
15871 attribute to take an optional argument.
15872 (handle_deprecated_attribute): If the optional argument to
15873 __attribute__((deprecated)) is not a string ignore the attribute
15874 and emit a warning.
15876 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15877 * c-typeck.c (build_component_ref): Likewise.
15878 (build_external_ref): Likewise.
15880 * toplev.c (warn_deprecated_use): Add an attribute argument.
15881 Emit the message associated with __attribute__((deprecated)).
15883 * toplev.h (warn_deprecated_use): Updated.
15885 * doc/extend.texi: Document new optional parameter to
15886 __attribute__((deprecated))
15888 2009-05-08 Michael Eager <eager@eagercon.com>
15890 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15891 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15893 2009-05-08 Richard Guenther <rguenther@suse.de>
15895 PR tree-optimization/40062
15896 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15897 Avoid exponential behavior.
15899 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15901 PR rtl-optimization/33928
15903 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15904 process_uses, build_single_def_use_links): New.
15905 (update_df): Update use_def_ref.
15906 (forward_propagate_into): Use get_def_for_use instead of use-def
15908 (fwprop_init): Call build_single_def_use_links and let it initialize
15910 (fwprop_done): Free use_def_ref.
15911 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15912 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15913 df_rd_simulate_one_insn): New.
15914 (df_rd_bb_local_compute_process_def): Update head comment.
15915 (df_chain_create_bb): Use the new RD simulation functions.
15916 * df.h (df_rd_simulate_artificial_defs_at_top,
15917 df_rd_simulate_one_insn): New.
15918 * opts.c (decode_options): Enable fwprop at -O1.
15919 * doc/invoke.texi (-fforward-propagate): Document this.
15921 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15924 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15925 and one complex operand specially.
15926 * tree-complex.c (some_nonzerop): Do not identify a real value as
15927 zero if flag_signed_zeros.
15929 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15931 PR rtl-optimization/33928
15932 * loop-invariant.c (record_use): Fix && vs. || mishap.
15934 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15936 PR rtl-optimization/33928
15937 * loop-invariant.c (struct use): Add addr_use_p.
15938 (struct def): Add n_addr_uses.
15939 (struct invariant): Add cheap_address.
15940 (create_new_invariant): Set cheap_address.
15941 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15942 (record_uses): Pass df_ref to record_use.
15943 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15946 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15948 * config/sh/sh.c: Do not include c-pragma.h.
15950 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15952 * config/spu/spu.c: Remove include of c-common.h.
15954 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15957 * c-common.h (mark_valid_location_for_stdc_pragma,
15958 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15959 clear_float_const_decimal64, float_const_decimal64_p): New.
15960 * c.opt (Wunsuffixed-float-constants): New.
15961 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15962 unsuffixed float constant, handle new warning.
15963 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15964 * c-decl.c (c_scope): New flag float_const_decimal64.
15965 (set_float_const_decimal64, clear_float_const_decimal64,
15966 float_const_decimal64_p): New.
15967 (push_scope): Set new flag.
15968 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15969 to use STDC pragmas.
15970 (c_parser_external_declaration): Ditto.
15971 (c_parser_compound_statement_nostart): Ditto.
15972 * c-pragma.c (valid_location_for_stdc_pragma,
15973 mark_valid_location_for_stdc_pragma,
15974 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15975 handle_pragma_float_const_decimal64): New.
15976 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15977 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15978 set_float_const_decimal64, clear_float_const_decimal64,
15979 float_const_decimal64_p): New dummy functions.
15980 * doc/extend.texi (Decimal Float): Remove statement that the
15981 pragma, and suffix for double constants, are not supported.
15982 * doc/invoke.texi (Warning Options): List new option.
15983 (-Wunsuffixed-float-constants): New.
15985 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15987 * config/i386/i386.c: Do not include c-common.h.
15989 2009-05-07 Mark Heffernan <meheff@google.com>
15991 * doc/invoke.texi (Debugging Options): Document change of debugging
15993 * opts.c (decode_options): Make dump_base_name relative to
15994 aux_base_name directory.
15996 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15998 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15999 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16001 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16003 * Makefile.in (install-plugin): Simplify a bit.
16005 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16007 * Makefile.in (OBJS-common): Add regcprop.o.
16009 * timevar.def (TV_CPROP_REGISTERS): New.
16010 * regrename.c (regrename_optimize): Return 0.
16011 (rest_of_handle_regrename): Delete.
16012 (pass_rename_registers): Point to regrename_optimize.
16013 (struct value_data_entry, struct value_data,
16014 kill_value_one_regno, kill_value_regno, kill_value,
16015 set_value_regno, init_value_data, kill_clobbered_value,
16016 kill_set_value, kill_autoinc_value, copy_value,
16017 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16018 replace_oldest_value_reg, replace_oldest_value_addr,
16019 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16020 debug_value_data, validate_value_data): Move...
16021 * regcprop.c: ... here.
16022 (rest_of_handle_cprop): Delete.
16023 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16025 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16027 PR middle-end/40057
16028 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16029 GEN_INT for 1 << bitnum.
16030 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16031 build_int_cst_type.
16033 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16035 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16036 Remove wrong description of "nand" operation.
16038 2009-05-06 Richard Guenther <rguenther@suse.de>
16039 Adam Nemet <anemet@caviumnetworks.com>
16041 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16042 comment. Add that if LHS is not a gimple register, then RHS1 has
16043 to be a single object (GIMPLE_SINGLE_RHS).
16045 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16047 * expr.c (get_def_for_expr): Move it up in the file.
16048 (store_field): When expanding a bit-field store, look at the
16049 defining gimple stmt for the masking conversion.
16051 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16053 PR middle-end/39986
16054 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16055 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16056 32-bit memcpy into long.
16058 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16060 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16061 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16063 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16064 instead of appending DW_OP_deref*.
16066 2009-05-06 Michael Matz <matz@suse.de>
16068 PR middle-end/40021
16069 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16070 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16072 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16074 * Makefile.in (install-plugin): Fix srcdir handling.
16076 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16078 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16079 when processing for not_regs_needed bitmap.
16080 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16081 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16082 handling it for rhs.
16084 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16086 * config/i386/i386.md (unnamed inc/dec peephole): Use
16087 optimize_insn_for_size_p instead of optimize_size.
16088 * config/i386/predicates.md (incdec_operand): Likewise.
16089 (aligned_operand): Likewise.
16090 * config/i386/sse.md (divv8sf3): Likewise.
16091 (sqrtv8sf2): Likewise.
16093 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16095 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16097 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16099 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16101 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16102 ssemodesuffixf2c with avxmodesuffixf2c.
16104 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16107 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16109 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16111 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16112 (struct tree_base): Adjust spacing for 8 bit boundaries.
16113 (struct tree_decl_common): Add decl_by_reference_flag bit.
16114 (DECL_BY_REFERENCE): Adjust.
16115 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16116 print DECL_BY_REFERENCE bit.
16117 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16118 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16119 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16120 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16123 PR middle-end/39666
16124 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16125 range of the type, but default label is missing, add it with one
16126 of the existing labels instead of adding a new label for it.
16128 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16132 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16134 * Makefile.in (enable_plugin, plugin_includedir): New.
16135 (install): Depend on install-plugin.
16136 (PLUGIN_HEADERS): New.
16137 (install-plugin): New.
16138 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16140 2009-05-05 Richard Guenther <rguenther@suse.de>
16142 PR tree-optimization/40022
16143 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16145 (phivn_valid_p): Fix tuplification error, simplify.
16146 (phiprop_insert_phi): Add dumps.
16147 (propagate_with_phi): Simplify.
16149 2009-05-05 Richard Guenther <rguenther@suse.de>
16151 PR middle-end/40023
16152 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16154 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16156 * tree.h (strip_float_extensions): Remove duplicate declaration.
16157 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16158 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16159 block_ultimate_origin): Rearrange the declarations line to match the
16160 comment that indicates the .c file which the functions are defined.
16161 (dwarf2out_*, set_decl_rtl): Add comment.
16162 (get_base_address): Adjust comment.
16163 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16164 declarations line and add comment.
16165 (is_builtin_name): Add blank after function name, for clarity.
16167 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16169 * attribs.c (decl_attributes): Use %qE for identifiers in
16171 * cgraphunit.c (verify_cgraph_node): Translate function names to
16172 locale character set in diagnostics.
16173 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16175 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16176 Document that functions are named in UTF-8.
16177 * expr.c (expand_expr_real_1): Translate function names to locale
16178 character set in diagnostics.
16179 * gimplify.c (omp_notice_variable, omp_is_private,
16180 gimplify_scan_omp_clauses): Use %qE for identifiers in
16182 * langhooks.c (lhd_print_error_function): Translate function names
16183 to locale character set.
16184 * langhooks.h (decl_printable_name): Document that return value is
16185 in internal character set.
16186 * stmt.c: Include pretty-print.h
16187 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16189 (resolve_operand_name_1): Translate named operand name to locale
16191 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16193 * toplev.c (announce_function): Translate function names to locale
16195 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16196 (default_tree_printer): Use pp_identifier or translate identifiers
16197 to locale character set. Mark "<anonymous>" for translation.
16198 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16199 for identifiers in diagnostics.
16200 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16202 * varasm.c (output_constructor): Use %qE for identifiers in
16205 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16207 * configure.ac: use ` ` instead of $()
16208 * configure: Regenerate.
16210 2009-05-05 Ben Elliston <bje@au.ibm.com>
16212 * config/pa/linux-atomic.c: Eliminate conditional include of
16213 errno.h on non-LP64 systems to simplify build requirements.
16215 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16217 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16219 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16220 and pass value to identifier_to_locale.
16221 (warn_variable_length_array): Make name a tree.
16222 (grokdeclarator): Separate diagnostic texts for named and unnamed
16223 declarators. Use %qE for named declarators.
16224 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16226 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16227 identifiers in diagnostics.
16228 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16229 identifier_to_locale. Mark "anonymous" strings for translation.
16231 2009-05-04 Michael Eager <eager@eagercon.com>
16233 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16234 address for DImode/DFmode only if double-precision FP regs.
16236 2009-05-04 Michael Eager <eager@eagercon.com>
16238 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16239 TARGET_SINGLE_FLOAT check.
16241 2009-05-04 Michael Eager <eager@eagercon.com>
16243 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16245 2009-05-04 Michael Eager <eager@eagercon.com>
16247 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16248 * config/rs6000/t-xilinx: New
16250 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16252 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16253 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16254 * gcc/explow.c (memory_address): Use target hook.
16255 * gcc/targhooks.c (default_legitimize_address): New.
16256 * gcc/targhooks.h (default_legitimize_address): New.
16257 * gcc/target.h (legitimize_address): New.
16258 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16259 (TARGET_INITIALIZER): Include it.
16260 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16262 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16263 * config/bfin/bfin.c (legitimize_address): Remove.
16264 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16265 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16267 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16268 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16270 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16271 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16272 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16273 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16274 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16275 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16276 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16277 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16278 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16279 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16280 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16281 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16282 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16283 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16284 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16285 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16286 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16287 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16288 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16289 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16290 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16291 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16292 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16294 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16295 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16296 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16297 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16298 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16299 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16300 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16301 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16302 (thumb_legitimize_address): Delete.
16303 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16304 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16305 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16306 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16307 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16308 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16310 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16313 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16314 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16315 * config/m32r/m32r.c (m32r_legitimize_address): New.
16316 * config/m68k/m68k.c (m68k_legitimize_address): New.
16317 * config/score/score.c (score_legitimize_address): Standardize.
16318 * config/score/score3.c (score3_legitimize_address): Standardize.
16319 * config/score/score3.h (score3_legitimize_address): Adjust.
16320 * config/score/score7.c (score7_legitimize_address): Standardize.
16321 * config/score/score7.h (score7_legitimize_address): Adjust.
16322 * config/sh/sh.c (sh_legitimize_address): New.
16323 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16325 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16326 (s390_legitimize_address): ... this.
16327 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16328 (sparc_legitimize_address): ... this.
16329 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16330 (ix86_legitimize_address): ... this.
16331 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16332 (avr_legitimize_address): ... this.
16333 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16334 (mn10300_legitimize_address): ... this.
16335 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16336 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16337 (alpha_expand_mov): Adjust call.
16339 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16340 * config/spu/spu.c (spu_legitimize_address): Likewise.
16341 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16342 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16344 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16346 * intl.c (locale_encoding, locale_utf8): New.
16347 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16348 * intl.h (locale_encoding, locale_utf8): Declare.
16349 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16350 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16352 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16354 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16355 (pp_base_tree_identifier): Declare as function.
16356 (identifier_to_locale): Declare.
16357 * Makefile.in (pretty-print.o): Update dependencies.
16358 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16360 2009-05-04 Richard Guenther <rguenther@suse.de>
16362 PR middle-end/40015
16363 * builtins.c (fold_builtin_memory_op): Do not decay to element
16364 type if the size matches the whole array.
16366 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16368 * expmed.c (synth_mult): When trying out a shift, pass the result
16371 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16373 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16374 (shiftsub1_cost): New.
16375 (init_expmed): Compute shiftsub1_cost.
16376 (synth_mult): Optimize multiplications by constants of the form
16377 -(2^^m-1) for some constant positive integer m.
16379 2009-05-03 Richard Guenther <rguenther@suse.de>
16382 * c-typeck.c (array_to_pointer_conversion): Do not built
16383 ADDR_EXPRs of arrays of pointer-to-element type.
16384 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16385 up wrong ADDR_EXPRs after-the-fact.
16386 * c-common.c (strict_aliasing_warning): Strip pointer
16387 conversions for obtaining the original type.
16388 * builtins.c (fold_builtin_memset): Handle array types.
16389 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16392 2009-05-03 Richard Guenther <rguenther@suse.de>
16394 PR middle-end/23329
16395 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16396 Do not lose casts from array types with unknown extent to array
16397 types with known extent.
16398 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16399 alias set compatibility.
16401 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16403 * flags.h (extra_warnings): Delete.
16404 * toplev.c (process_options): Handle Wuninitialized here.
16405 * opts.c (extra_warnings): Delete.
16406 (set_Wextra): Delete.
16407 (common_handle_option): -Wextra can be handled automatically.
16408 * c-opts.c (c_common_handle_option): Delete obsolete code.
16409 (c_common_post_options): Simplify comment.
16410 * common.opt (W): Add Var.
16412 (Wuninitialized): Initialize to -1.
16414 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16415 Richard Guenther <rguenther@suse.de>
16417 * expr.c (get_def_for_expr): New function.
16418 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16419 SSA rather than trees.
16420 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16421 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16423 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16425 * c-common.c (reswords): Add _Imaginary.
16426 * c-common.c (enum rid): Add RID_IMAGINARY.
16428 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16430 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16431 Patch by Richard Guenther.
16433 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16435 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16436 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16437 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16438 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16439 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16440 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16441 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16442 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16443 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16444 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16445 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16446 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16447 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16448 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16449 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16450 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16451 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16452 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16454 2009-05-02 Richard Guenther <rguenther@suse.de>
16456 PR tree-optimization/39940
16457 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16460 2009-05-02 Richard Guenther <rguenther@suse.de>
16462 PR middle-end/40001
16463 * tree-ssa.c (execute_update_addresses_taken): Properly check
16464 if we can mark a variable DECL_GIMPLE_REG_P.
16465 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16466 back to the end of the function.
16467 (is_gimple_reg_type): Remove complex type special casing.
16468 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16471 2009-05-02 Ben Elliston <bje@au.ibm.com>
16473 * doc/collect2.texi (Collect2): Document search path behaviour
16474 when configured with --with-ld.
16476 2009-05-02 Jan Hubicka <jh@suse.cz>
16478 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16479 parameter; update callers.
16480 (coalesce_cost_edge): EH edges are costier because they needs
16481 splitting even if not critical and even more costier when there are
16482 multiple EH predecestors.
16484 2009-05-02 Jan Hubicka <jh@suse.cz>
16486 * except.c (remove_eh_handler_and_replace): Handle updating after
16487 removing TRY blocks.
16489 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16491 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16493 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16495 * varasm.c: Do not include c-pragma.h.
16496 * attribs.c: Do not incude c-common.h.
16498 2009-05-01 Michael Matz <matz@suse.de>
16500 * calls.c (initialize_argument_information): Handle SSA names like
16501 decls with a non MEM_P DECL_RTL.
16503 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16505 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16506 * ipa-utils.c: Likewise.
16507 * ipa-type-escape.c: Likewise.
16508 * cgraphunit.c Do not include c-common.h.
16509 * ipa-pure-const.c: Likewise.
16510 * tree-if-conv.c: Likewise.
16511 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16512 * ipa-struct-reorg.c: Likewise.
16513 * tree-nomudflap.c: Likewise.
16514 * tree-ssa-structalias.c: Likewise.
16516 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16518 * store-motion.c: Many cleanups to make this pass a first-class
16519 citizen instead of an appendix to gcse load motion. Add TODO list
16520 to make this pass faster/cleaner/better.
16522 (struct ls_expr): Post gcse.c-split cleanups.
16523 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16524 "stores" field to "avail_stores".
16525 (pre_ldst_mems): Rename to store_motion_mems.
16526 (pre_ldst_table): Rename to store_motion_mems_table.
16527 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16528 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16529 (ldst_entry): Rename to st_expr_entry, update users.
16530 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16531 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16532 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16534 (first_ls_expr): Rename to first_st_expr, update users.
16535 (next_ls_expr): Rename to next_st_expr, update users.
16536 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16537 fields properly for store motion instead of names inherited from load
16539 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16540 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16543 (ae_kill): Rename to st_kill, update users.
16544 (ae_gen): Rename to st_avloc, update users.
16545 (transp): Rename to st_transp, update users.
16546 (pre_insert_map): Rename to st_insert_map, update users.
16547 (pre_delete_map): Rename to st_delete_map, update users.
16548 (insert_store, build_store_vectors, free_store_memory,
16549 one_store_motion_pass): Update for abovementioned changes.
16551 (gcse_subst_count, gcse_create_count): Remove.
16552 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16553 and "n_stores_created", local variables.
16555 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16558 (regvec, compute_store_table_current_insn): Remove.
16559 (reg_set_info, reg_clear_last_set): Remove.
16560 (compute_store_table): Use DF caches instead of local dataflow
16563 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16565 * c-objc-common.c (c_tree_printer): Print identifiers with
16566 pp_identifier, not pp_string. Mark "({anonymous})" for
16568 * c-pretty-print.c (pp_c_ws_string): New.
16569 (pp_c_cv_qualifier, pp_c_type_specifier,
16570 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16571 pp_c_storage_class_specifier, pp_c_function_specifier,
16572 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16573 pp_c_primary_expression, pp_c_postfix_expression,
16574 pp_c_unary_expression, pp_c_shift_expression,
16575 pp_c_relational_expression, pp_c_equality_expression,
16576 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16577 use pp_string and pp_c_ws_string in place of pp_identifier and
16578 pp_c_identifier for non-identifiers. Mark English strings for
16580 * c-pretty-print.h (pp_c_ws_string): Declare.
16582 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16583 Roland McGrath <roland@redhat.com>
16585 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16586 (ENABLE_LD_BUILDID): New configuration option.
16587 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16588 (LINK_BUILDID_SPEC): New macro.
16589 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16591 * doc/install.texi: Document --enable-linker-build-id option.
16592 * configure: Rebuild.
16593 * config.in: Rebuild.
16595 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16597 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16598 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16599 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16600 MIPS_GP_SAVE_AREA_SIZE.
16601 * config/mips/mips.c (struct mips_frame_info): Update comment
16602 before arg_pointer_offset and hard_frame_pointer_offset.
16603 (mips_compute_frame_info): Update diagram before function: to
16604 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16605 indicate the position of frame_pointer_rtx with -fstack-protector and
16606 to show args_size. Don't allocate cprestore area for leaf functions
16607 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16609 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16611 2009-04-30 Michael Matz <matz@suse.de>
16613 PR tree-optimization/39955
16614 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16616 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16618 * ira.c (setup_cover_and_important_classes): Use safe macro
16619 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16621 * genpreds.c (write_tm_preds_h): Output suitable definition of
16622 REG_CLASS_FOR_CONSTRAINT.
16624 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16626 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16628 * bitmap.c (bitmap_descriptor): Likewise.
16629 * ggc-common.c (loc_descriptor): Likewise.
16630 * varray.c (varray_descriptor): Likewise.
16631 * vec.c (vec_descriptor): Likewise.
16633 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16635 * Makefile.in (dce.o): Add $(EXCEPT_H).
16636 * dce.c: Include except.h and delete redundant vector definitions.
16637 (deletable_insn_p): Return false for non-call insns that can throw
16640 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16642 * gcse.c (ae_gen): Remove.
16643 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16644 and make non-static function to make it available in store-motion.c.
16645 Update call sites with search-and-replace.
16646 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16647 extract_mentioned_regs, extract_mentioned_regs_helper,
16648 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16649 store_killed_in_insn, store_killed_after, store_killed_before,
16650 build_store_vectors, insert_insn_start_basic_block, insert-store,
16651 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16652 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16653 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16654 * store-motion.c: ...new file. Also copy data structures from gcse.c
16655 and clean up to remove parts not used by store motion.
16656 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16657 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16659 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16662 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16663 when optimizing for size.
16665 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16667 * gcse.c (gcse_constant_p): Fix typo in last change.
16669 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16671 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16673 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16675 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16677 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16679 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16680 CONST_HIGH_PART result.
16682 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16684 * config/avr/avr.c (initial_elimination_offset): Rename to
16685 avr_initial_elimination_offset.
16686 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16687 change return type to bool.
16688 (avr_can_eliminate): New function.
16689 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16690 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16691 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16692 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16693 avr_initial_elimination_offset.
16694 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16695 (avr_initial_elimination_offset): Define.
16697 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16698 Steven Bosscher <steven@gcc.gnu.org>
16700 PR rtl-optimization/39938
16701 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16702 * cfgrtl.c: Include insn-attr.h.
16703 (rest_of_pass_free_cfg): New function.
16704 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16705 * resource.c (init_resource_info): Remove call to df_analyze.
16707 2009-04-29 Richard Guenther <rguenther@suse.de>
16710 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16711 allow conversion to signed integers.
16713 2009-04-29 Richard Guenther <rguenther@suse.de>
16715 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16716 shifts of floating point vectors if the shift amount is
16717 a constant multiple of the element size.
16719 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16720 Michael Matz <matz@suse.de>
16722 PR middle-end/39927
16724 * tree-outof-ssa.c (emit_partition_copy): New function.
16725 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16726 insert_part_to_rtx_on_edge): Perform the partition base var
16727 copy using emit_partition_copy.
16728 (insert_value_copy_on_edge): Convert constants to the right mode.
16729 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16730 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16732 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16734 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16735 scan backwards to try to find a constant to initialize it.
16737 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16738 insn before the loop_end instruction, don't look past labels.
16740 2009-04-29 Richard Guenther <rguenther@suse.de>
16742 PR middle-end/39937
16743 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16744 loose type conversions.
16745 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16746 stmts only if there are no uses of its definition.
16748 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16750 * config/bfin/bfin.h (splitting_loops): Declare.
16751 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16752 Reorder bit definitions to be ascending.
16753 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16754 * config/bfin/bfin.c (splitting_loops): New variable.
16755 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16756 (struct loop_info): Remove members INIT and LOOP_INIT.
16757 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16758 the LSETUP sequence. Allow LC to be loaded from any register, but
16759 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16760 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16762 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16763 of reload_completed.
16766 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16768 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16770 * Makefile.in (PLUGIN_VERSION_H): New.
16771 (OBJS-common): Remove plugin-version.o.
16772 (plugin.o): Depend on (PLUGIN_VERSION_H).
16773 (plugin-version.o): Remove.
16774 * configure: Regenerate
16775 * configure.ac: Create plugin-version.h.
16776 * gcc-plugin.h (plugin_gcc_version): Remove.
16777 (plugin_default_version_check): Change signature.
16778 * plugin-version.c: Remove.
16779 * plugin.c: Include plugin-version.h.
16780 (str_plugin_gcc_version_name): Remove.
16781 (try_init_one_plugin): Pass gcc version to plugin_init.
16782 (plugin_default_version_check): Both gcc and plugin versions are now
16785 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16787 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16788 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16789 Remove special case testing for last insn of inner loops. Don't fail
16790 if the loop ends with a jump, emit an extra nop instead.
16792 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16793 DREGS rather than comparing directly. Remove code that tries to
16794 account for latencies.
16796 2009-04-29 Richard Guenther <rguenther@suse.de>
16798 PR tree-optimization/39941
16799 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16800 eliminating an indirect call.
16802 2009-04-29 Richard Guenther <rguenther@suse.de>
16804 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16805 parameter. Allow invariants as base if !require_lvalue.
16806 (verify_gimple_assign_single): Adjust.
16808 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16810 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16811 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16812 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16813 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16814 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16816 * config/bfin/bfin.c (bfin_expand_builtin,
16817 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16819 2009-04-28 Richard Guenther <rguenther@suse.de>
16821 * tree-vect-loop.c (get_initial_def_for_induction): Use
16822 correct types for pointer increment.
16824 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16826 * toplev.c (print_version): Update GMP version string calculation.
16828 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16830 PR rtl-optimization/39938
16831 * resource.c (init_resource_info): Add call to df_analyze.
16833 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16835 * config/alpha/alpha.md (usegp): Cast the result of
16836 alpha_find_lo_sum_using_gp to enum attr_usegp.
16837 * config/alpha/alpha.c (override_options): Remove end-of-structure
16838 marker element from cpu_table. Use array size of cpu_table to handle
16839 -mcpu and -mtune options.
16840 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16842 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16844 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16845 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16846 tune_32 and tune_64.
16847 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16848 support on PowerPC.
16849 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16850 * config/rs6000/option-defaults.h: ... here. New file.
16851 (OPT_64, OPT_32): Define.
16852 (MASK_64BIT): Define to 0 if not already defined.
16853 (OPT_ARCH64, OPT_ARCH32): Define.
16854 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16857 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16859 * config/arm/arm.c (arm_override_options): Emit error on using
16862 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16864 PR rtl-optimization/39914
16865 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16866 registers for allocnos created from user-defined variables only
16867 when not optimizing.
16869 2009-04-28 Richard Guenther <rguenther@suse.de>
16871 PR middle-end/39937
16872 * fold-const.c (fold_binary): Use distribute_real_division only
16875 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16877 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16878 add hpux-stdint.h to tm_file.
16879 (hppa[12]*-*-hpux11*): Ditto.
16880 (ia64*-*-hpux*): Ditto.
16881 * config/hpux-stdint.h: New.
16882 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16883 __STDC_EXT__ for all compiles.
16884 * config/pa/pa-hpux.h: Ditto.
16885 * config/pa/pa-hpux10.h: Ditto.
16886 * config/pa/pa-hpux11.h: Ditto.
16888 2009-04-28 Catherine Moore <clm@codesourcery.com>
16890 * debug.h (set_name): Add comment.
16892 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16895 * config/darwin.c (machopic_gen_offset): Check
16896 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16897 * config/arm/arm.c (require_pic_register): Likewise.
16899 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16901 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16902 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16903 m32c_promote_prototypes): Delete.
16905 2009-04-28 Michael Matz <matz@suse.de>
16907 PR middle-end/39922
16908 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16911 2009-04-28 Richard Guenther <rguenther@suse.de>
16913 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16915 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16917 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16918 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16919 * config/arm/arm-tune.md: Regenerate.
16921 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16923 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16924 block if there are complex incoming edges.
16925 (sel_merge_blocks): Remove useless assert.
16926 (sel_redirect_edge_and_branch): Check that edge was redirected.
16927 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16928 (sel_find_rgns): Delete declaration.
16929 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16930 the region when it is not a preheader.
16932 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16935 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16937 2009-04-28 Richard Guenther <rguenther@suse.de>
16939 * tree.h (SSA_NAME_VALUE): Remove.
16940 (struct tree_ssa_name): Remove value_handle member.
16941 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16942 array for jump threading.
16943 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16945 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16946 * tree-flow.h (threadedge_initialize_values): Declare.
16947 (threadedge_finalize_values): Likewise.
16948 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16949 (SSA_NAME_VALUE): Define.
16950 (threadedge_initialize_values): New function.
16951 (threadedge_finalize_values): Likewise.
16952 * tree-ssa-dom.c (ssa_name_values): New global variable.
16953 (SSA_NAME_VALUE): Define.
16954 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16956 2009-04-28 Ira Rosen <irar@il.ibm.com>
16958 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16959 Use REPORT_VECTORIZED_LOCATIONS instead
16960 REPORT_VECTORIZED_LOOPS.
16961 * tree-vectorizer.c (vect_verbosity_level): Make static.
16962 (vect_loop_location): Rename to vect_location.
16963 (vect_set_verbosity_level): Update comment.
16964 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16966 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16967 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16968 instead REPORT_UNVECTORIZED_LOOPS.
16969 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16970 and vect_loop_def to vect_external_def and vect_internal_def.
16971 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16972 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16973 REPORT_UNVECTORIZED_LOCATIONS.
16974 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16975 and vect_used_in_loop and to vect_unused_in_scope and
16976 vect_used_in_scope.
16977 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16978 (vect_verbosity_level): Remove declaration.
16979 (vect_analyze_operations): Likewise.
16980 (vect_analyze_stmt): Declare.
16981 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16982 REPORT_UNVECTORIZED_LOCATIONS.
16983 (vect_get_loop_niters): Fix indentation.
16984 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16985 (vect_analyze_loop_operations): New function.
16986 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16987 vect_analyze_operations.
16988 (vect_is_simple_reduction): Use new names.
16989 (vectorizable_live_operation, vect_transform_loop): Likewise.
16990 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16991 to specify whether the data references can be a part of interleaving
16993 (vect_analyze_data_ref_dependence): Use new names.
16994 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16995 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16996 * tree-vect-patterns.c (widened_name_p): Use new names.
16997 (vect_recog_dot_prod_pattern): Likewise.
16998 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16999 (process_use, vect_mark_stmts_to_be_vectorized,
17000 vect_model_simple_cost, vect_model_store_cost,
17001 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17002 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17003 vectorizable_operation, vectorizable_type_demotion,
17004 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17005 vectorizable_condition): Likewise.
17006 (vect_analyze_operations): Split into vect_analyze_loop_operations
17008 (vect_analyze_stmt): ... new function.
17009 (new_stmt_vec_info): Use new names.
17010 (vect_is_simple_use): Use new names and fix comment.
17011 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17012 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17014 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17017 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17018 and integer modes for x87 operands. Do not ICE for unsupported size,
17019 generate error instead. Generate error for unsupported operand types.
17020 ['z']: Do not handle HImode memory operands specially. Warning
17021 for floating-point operands. Fallthru to 'Z' for unsupported operand
17022 types. Do not ICE for unsupported size, generate error instead.
17023 (output_387_binary_op): Use %Z to output operands.
17024 (output_fp_compare): Ditto.
17025 (output_387_reg_move): Ditto.
17027 2009-04-28 Ben Elliston <bje@au.ibm.com>
17032 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17034 * builtins.c (c_strlen): Do not warn here.
17035 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17036 * c-common.c (pointer_int_sum): Take an explicit location.
17037 Warn about offsets out of bounds.
17038 * c-common.h (pointer_int_sum): Adjust declaration.
17040 2009-04-27 Ian Lance Taylor <iant@google.com>
17042 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17044 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17045 * df-core.c (df_set_flags): Change return type to int. Change
17046 type of old_flags to int.
17047 (df_clear_flags): Likewise.
17048 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17049 (df_get_conditional_uses): Likewise.
17050 * df.h (df_set_flags, df_clear_flags): Update declarations.
17051 * dwarf2out.c (struct indirect_string_node): Change type of form
17052 field to enum dwarf_form.
17053 (AT_string_form): Change return type to enum dwarf_form.
17054 * fixed-value.c (fixed_compare): Add cast to enum type.
17055 * fwprop.c (update_df): Change 0 to VOIDmode.
17056 * gensupport.c: Change 0 to UNKNOWN.
17057 * gimple.h (gimple_cond_code): Add cast to enum type.
17058 * haifa-sched.c (reemit_notes): Add cast to enum type.
17059 * hooks.c (hook_int_void_no_regs): Remove function.
17060 * hooks.h (hook_int_void_no_regs): Remove declaration.
17061 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17062 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17063 * real.c (real_arithmetic): Add cast to enum type.
17064 (real_compare): Likewise.
17065 * target.h (struct gcc_target): Change return type of
17066 branch_target_register_class to enum reg_class.
17067 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17068 default_branch_target_register_class.
17069 * targhooks.c (default_branch_target_register_class): New function.
17070 * targhooks.h (default_branch_target_register_class): Declare.
17071 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17072 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17074 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17076 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17077 vect_uninitialized_def. Change 0 to ERROR_MARK.
17078 * tree-vect-stmts.c (supportable_widening_operation): Don't
17079 initialize icode1 and icode2.
17080 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17081 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17083 (cmn_err_flag_specs): Change 0 to STD_C89.
17084 (cmn_err_char_table): Likewise.
17085 * config/arm/arm.c (get_arm_condition_code): Change type of code
17086 to enum arm_cond_code.
17087 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17088 (IWMMXT_BUILTIN2): Likewise.
17089 (neon_builtin_type_bits): Don't define typedef.
17090 (neon_builtin_datum): Change type of bits field to int.
17091 (arm_expand_neon_args): Add cast to enum type.
17092 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17094 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17095 casts to enum type.
17096 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17098 * config/mips/mips.md (jal_macro): Return enum constant.
17099 (single_insn): Likewise.
17100 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17102 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17103 casts to enum type.
17104 * config/s390/s390.c (s390_tune_flags): Change type to int.
17105 (s390_arch_flags): Likewise.
17106 (s390_handle_arch_option): Change flags field of struct pta to int.
17107 * config/s390/s390.h (s390_tune_flags): Update declaration.
17108 (s390_arch_flags): Likewise.
17109 * config/sh/sh.c (prepare_move_operands): Compare
17110 tls_symbolic_operand result with enum constant.
17111 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17112 (sh_expand_prologue): Add cast to enum type.
17113 (sh_expand_epilogue): Likewise.
17114 (tls_symbolic_operand): Change return type to enum tls_model.
17115 (fpscr_set_from_mem): Add cast to enum type.
17116 (legitimize_pic_address): Compare tls_symbolic_operand result with
17118 (sh_target_reg_class): Change return type to enum reg_class.
17119 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17121 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17122 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17123 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17124 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17125 (delayed_branch, tls_call_delay): Likewise.
17126 (eligible_for_sibcall_delay): Likewise.
17127 (eligible_for_return_delay): Likewise.
17128 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17129 (spu_expand_builtin_1): Likewise.
17131 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17132 for all types of conversions.
17133 (output_init_element): Issue -Wc++-compat warning if needed when
17134 initializing a bitfield with enum type.
17135 * c-parser.c (c_parser_expression): Set original_type to
17136 original_type of right hand operand of comma operator.
17138 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17140 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17142 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17143 * doc/cpp.texi (Standard Predefined Macros)
17144 (Implementation-defined behavior): Likewise.
17145 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17146 * doc/gimple.texi (GIMPLE Exception Handling)
17147 (@code{GIMPLE_ASSIGN}): Likewise.
17148 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17149 * doc/invoke.texi (Warning Options, Optimize Options)
17150 (AVR Options, Darwin Options): Likewise.
17151 (Optimize Options): Reformulate -fwhole-program description.
17152 * doc/loop.texi (Lambda): Likewise.
17153 * doc/md.texi (Output Template, Define Constraints)
17154 (Standard Names, Insn Splitting): Likewise.
17155 * doc/options.texi (Option properties): Likewise.
17156 * doc/passes.texi (Tree-SSA passes): Likewise.
17157 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17158 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17159 (File Names and DBX): Likewise.
17160 * doc/trouble.texi (Incompatibilities): Likewise.
17162 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17164 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17165 instruction is correct.
17167 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17169 Allow non-constant arguments to conversion intrinsics.
17170 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17171 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17172 * spu.c (print_operand): Handle 'v' and 'w'.
17173 (exp2_immediate_p, spu_gen_exp2): Define.
17174 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17175 spu_convtf_1): Update parameter descriptions.
17176 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17177 * constraints.md ('v', 'w'): New.
17178 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17180 (i2f, I2F): New define_mode_attr.
17181 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17182 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17183 fixuns_truncv4sfv4si2): Update to use mode attribute.
17184 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17185 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17186 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17187 patterns for combine.
17189 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17191 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17192 (cprop, hoist, pre, store_motion): New debug counters.
17193 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17194 is not an RTL pass anymore.
17195 (pass_profiling): Remove extern decl for pass removed in 2005.
17196 (pass_gcse, pass_jump_bypass): Remove.
17197 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17198 to 0 for clean state.
17199 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17200 * cse.c (gate_handle_cse_after_global_opts,
17201 rest_of_handle_cse_after_global_opts): New functions.
17202 (pass_cse_after_global_opts): New pass, does local CSE.
17203 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17204 (TV_CPROP): New timevar.
17205 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17206 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17207 (gcse_main, recompute_all_luids): Remove.
17208 (compute_hash_table_work): Call max_reg_num instead of reading
17210 (cprop_jump): Don't set run_jump_opt_after_gcse.
17211 (constprop_register): Always allow to alter jumps.
17212 (cprop_insn): Likewise.
17213 (do_local_cprop): Likewise.
17214 (local_cprop_pass): Likewise. Return non-zero if something changed.
17215 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17216 (find_implicit_sets): Add note about missed optimization opportunity.
17217 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17218 pass_rtl_cprop execute function.
17219 Don't bother tracking the pass number, each pass gets its own dumpfile
17221 Always allow to alter jumpsand bypass jumps.
17222 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17223 will just find no suitable set.
17224 (pre_edge_insert): Fix dumping, this function is for PRE only.
17225 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17226 pass_rtl_pre execute function.
17227 (hoist_code): Return non-zero if something changed. Keep track of
17228 substitutions and insertions for statistics gathering similar to PRE.
17229 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17230 called from the pass_rtl_hoist execute function. Show pass statistics.
17231 (compute_store_table): Use max_reg_num directly instead of using the
17232 formerly global max_gcse_regno.
17233 (build_store_vectors): Likewise.
17234 (replace_store_insn): Fix dumping.
17235 (store_motion): Rename to ...
17236 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17237 pass, called from the pass_rtl_store_motion execute function. Keep
17238 track of substitutions and insertions for statistics gathering similar
17240 (bypass_jumps): Remove, fold interesting bits into ...
17241 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17242 from the pass_rtl_cprop execute function.
17243 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17244 pass_jump_bypass): Remove.
17245 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17246 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17247 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17248 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17249 (gate_rtl_store_motion, execute_rtl_store_motion,
17250 pass_rtl_store_motion): New.
17251 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17252 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17253 * passes.c (init_optimization_passes): Remove pass_gcse and
17254 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17255 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17256 instead of pass_jump_bypass.
17258 2009-04-27 Richard Guenther <rguenther@suse.de>
17260 PR middle-end/39928
17261 * gimplify.c (gimplify_expr): If we are required to create
17262 a temporary make sure it ends up as register.
17264 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17267 * config/i386/i386.c (construct_container): Don't call
17268 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17269 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17271 2009-04-27 Michael Matz <matz@suse.de>
17273 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17274 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17275 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17276 (dump_replaceable_exprs): Take a bitmap.
17277 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17279 (expand_gimple_basic_block): Likewise.
17280 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17281 replaceable_expressions member a bitmap.
17282 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17283 (mark_replaceable): Likewise.
17284 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17285 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17287 2009-04-27 Richard Guenther <rguenther@suse.de>
17289 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17290 (verify_stmts): Dispatch to gimple/type verification code.
17291 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17292 issue with call argument types.
17294 2009-04-27 Michael Matz <matz@suse.de>
17296 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17297 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17300 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17301 Eric Botcazou <ebotcazou@adacore.com>
17303 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17304 a label's basic block.
17305 (mark_target_live_regs): Tidy and rework obsolete comments.
17306 Change back DF problem to LIVE. If a label starts a basic block,
17307 assume that all registers that used to be live then still are.
17308 (init_resource_info): If a label starts a basic block, set its
17309 BLOCK_FOR_INSN accordingly.
17310 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17312 2009-04-27 Richard Guenther <rguenther@suse.de>
17314 * tree-flow-inline.h (function_ann): Remove.
17315 (get_function_ann): Likewise.
17316 * tree-dfa.c (create_function_ann): Remove.
17317 * tree-flow.h (struct static_var_ann_d): Remove.
17318 (struct function_ann_d): Likewise.
17319 (union tree_ann_d): Remove fdecl member.
17320 (function_ann_t): Remove.
17321 (function_ann, get_function_ann, create_function_ann): Remove
17324 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17326 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17328 2009-04-27 Jan Hubicka <jh@suse.cz>
17330 * ipa-pure-const.c (struct funct_state_d): New fields
17331 state_previously_known, looping_previously_known; remove
17332 state_set_in_source.
17333 (analyze_function): Use new fields.
17334 (propagate): Avoid assumption that state_set_in_source imply
17337 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17338 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17339 * cfgloop.h (finite_loop_p): Declare.
17341 2009-04-26 Michael Matz <matz@suse.de>
17343 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17345 2009-04-26 Michael Matz <matz@suse.de>
17347 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17348 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17349 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17350 pass_mark_used_blocks): Remove.
17351 * tree-optimize.c (pass_free_datastructures,
17352 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17353 * passes.c (init_optimization_passes): Don't call
17354 pass_mark_used_blocks, remove dead code.
17356 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17358 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17359 * tree-ssa-live.h (register_ssa_partition): Likewise.
17361 2009-04-26 Michael Matz <matz@suse.de>
17364 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17365 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17366 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17368 (compare_pairs): Swap cost comparison.
17369 (coalesce_ssa_name): Don't use change_partition_var.
17370 * tree-nrv.c (struct nrv_data): Add modified member.
17371 (finalize_nrv_r): Set it.
17372 (tree_nrv): Use it to update statements.
17373 (pass_nrv): Require PROP_ssa.
17374 * tree-mudflap.c (mf_decl_cache_locals,
17375 mf_build_check_statement_for): Use make_rename_temp.
17376 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17377 * alias.c (find_base_decl): Handle SSA names.
17378 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17379 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17380 * rtl.h (set_reg_attrs_for_parm): Declare.
17381 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17382 to "optimized", remove unused locals at finish.
17383 (execute_free_datastructures): Make global, call
17384 delete_tree_cfg_annotations.
17385 (execute_free_cfg_annotations): Don't call
17386 delete_tree_cfg_annotations.
17388 * ssaexpand.h: New file.
17389 * expr.c (toplevel): Include ssaexpand.h.
17390 (expand_assignment): Handle SSA names the same as register variables.
17391 (expand_expr_real_1): Expand SSA names.
17392 * cfgexpand.c (toplevel): Include ssaexpand.h.
17393 (SA): New global variable.
17394 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17395 (SSAVAR): New macro.
17396 (set_rtl): New helper function.
17397 (add_stack_var): Deal with SSA names, use set_rtl.
17398 (expand_one_stack_var_at): Likewise.
17399 (expand_one_stack_var): Deal with SSA names.
17400 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17401 before unique numbers.
17402 (expand_stack_vars): Use set_rtl.
17403 (expand_one_var): Accept SSA names, add asserts for them, feed them
17404 to above subroutines.
17405 (expand_used_vars): Expand all partitions (without default defs),
17406 then only the local decls (ignoring those expanded already).
17407 (expand_gimple_cond): Remove edges when jumpif() expands an
17408 unconditional jump.
17409 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17410 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17412 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17413 members of SA; deal with PARM_DECL partitions here; expand
17414 all PHI nodes, free tree datastructures and SA. Commit instructions
17415 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17416 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17417 info and statements at start, collect garbage at finish.
17418 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17419 (VAR_ANN_PARTITION) Remove.
17420 (change_partition_var): Don't declare.
17421 (partition_to_var): Always return SSA names.
17422 (var_to_partition): Only accept SSA names.
17423 (register_ssa_partition): Only check argument.
17424 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17426 (delete_var_map): Don't free it.
17427 (var_union): Only accept SSA names, simplify.
17428 (partition_view_init): Mark only useful SSA names as used.
17429 (partition_view_fini): Only deal with SSA names.
17430 (change_partition_var): Remove.
17431 (dump_var_map): Use ssa_name instead of partition_to_var member.
17432 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17434 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17435 (struct _elim_graph): New member const_dests; nodes member vector of
17437 (set_location_for_edge): New static helper.
17438 (create_temp): Remove.
17439 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17440 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17441 (new_elim_graph): Allocate const_dests member.
17442 (clean_elim_graph): Truncate const_dests member.
17443 (delete_elim_graph): Free const_dests member.
17444 (elim_graph_size): Adapt to new type of nodes member.
17445 (elim_graph_add_node): Likewise.
17446 (eliminate_name): Likewise.
17447 (eliminate_build): Don't take basic block argument, deal only with
17448 partition numbers, not variables.
17449 (get_temp_reg): New static helper.
17450 (elim_create): Use it, deal with RTL temporaries instead of trees.
17451 (eliminate_phi): Adjust all calls to new signature.
17452 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17453 (rewrite_trees): Only do checking.
17454 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17455 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17456 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17457 contains_tree_r, MAX_STMTS_IN_LATCH,
17458 process_single_block_loop_latch, analyze_edges_for_bb,
17459 perform_edge_inserts): Remove.
17460 (expand_phi_nodes): New global function.
17461 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17462 functions, initialize new parameter, remember partitions having a
17464 (finish_out_of_ssa): New global function.
17465 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17466 don't reset in_ssa_p here, don't disable TER when mudflap.
17467 (pass_del_ssa): Remove.
17468 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17470 (execute_free_datastructures): Declare.
17471 * Makefile.in (SSAEXPAND_H): New variable.
17472 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17473 * basic-block.h (commit_one_edge_insertion): Declare.
17474 * passes.c (init_optimization_passes): Move pass_nrv and
17475 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17476 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17477 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17478 (redirect_branch_edge): Deal with super block when expanding, split
17479 out jump patching itself into ...
17480 (patch_jump_insn): ... here, new static helper.
17482 2009-04-26 Michael Matz <matz@suse.de>
17484 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17485 beyond num_ssa_names.
17486 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17487 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17489 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17491 PR inline-asm/39543
17492 * fwprop.c (forward_propagate_asm): New function.
17493 (forward_propagate_and_simplify): Propagate also into __asm, if it
17494 doesn't increase the number of referenced registers.
17497 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17499 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17501 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17502 note_nonlocal_vla_type for nonlocal VLAs.
17503 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17504 contains_remapped_vars, remap_vla_decls): New functions.
17505 (convert_nonlocal_reference_stmt): If not optimizing, call
17506 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17507 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17508 if it wasn't found in var_map.
17509 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17510 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17511 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17513 * gimplify.c (nonlocal_vlas): New variable.
17514 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17516 (gimplify_body): Create and destroy nonlocal_vlas.
17518 * dwarf2out.c (loc_descr_plus_const): New function.
17519 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17520 mem_loc_descriptor, loc_descriptor_from_tree_1,
17521 descr_info_loc, gen_variable_die): Use it.
17523 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17524 !TREE_STATIC VAR_DECLs.
17525 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17526 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17527 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17528 DECL_BY_REFERENCE is valid.
17529 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17530 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17531 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17532 Copy DECL_BY_REFERENCE.
17533 (struct nesting_copy_body_data): New type.
17534 (nesting_copy_decl): New function.
17535 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17536 if they have variable length.
17538 2009-04-26 Michael Matz <matz@suse.de>
17540 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17541 mark new temporaries for renaming.
17543 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17546 * c-decl.c (global_bindings_p): Return negative value.
17547 (c_variable_size): New. Based on variable_size from
17549 (grokdeclarator): Call c_variable_size not variable_size.
17551 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17553 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17555 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17557 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17558 Redefine it to just use mingw/include.
17559 (ASM_SPEC): Rules for -m32 and -m64.
17560 (LINK_SPEC): Use Likewise.
17561 (SPEC_32): New define.
17562 (SPEC_64): Likewise.
17563 (SUB_LINK_SPEC): Likewise.
17564 (MULTILIB_DEFAULTS): New define.
17565 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17566 Add multilib options.
17567 (MULTILIB_DIRNAMES): Likewise.
17568 (MULTILIB_OSDIRNAMES): Likewise.
17569 (LIBGCC): Likewise.
17570 (INSTALL_LIBGCC): Likewise.
17572 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17575 * c-tree.h (enum c_inline_static_type): New.
17576 (record_inline_static): Declare.
17577 * c-decl.c (struct c_inline_static, c_inline_statics,
17578 record_inline_static, check_inline_statics): New.
17579 (pop_file_scope): Call check_inline_statics.
17580 (start_decl): Call record_inline_static instead of pedwarning
17581 directly for static in inline function.
17582 * c-typeck.c (build_external_ref): Call record_inline_static
17583 instead of pedwarning directly for static referenced in inline
17586 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17588 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17589 not new but only being rescanned.
17590 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17591 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17592 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17593 record_set_info, compute_set, grealloc): Remove.
17594 (recompute_all_luids): New function.
17595 (gcse_main): Don't compute sets, and don't do related memory
17596 allocations/free-ing. If something changed before the end of the
17597 pass, update LUIDs using recompute_all_luids.
17598 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17599 (free_gcse_mem): Don't free it either.
17600 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17601 Use the df insn LUIDs.
17602 (load_killed_in_block): Likewise.
17603 (compute_hash_table_work): Don't compute reg_set_in_block.
17604 (compute_transp): Use DF_REG_DEF_CHAINs.
17605 (local_cprop_pass): Don't use compute_sets and related functions.
17606 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17607 Use get_max_uid() instead of max_cuid.
17608 (insert_insn_end_basic_block, pre_insert_copy_insn,
17609 update_ld_motion_stores): Don't try to
17610 keep reg_set tables up to date.
17611 (pre_insert_copies): Use df insn LUIDs.
17612 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17613 (reg_set_info): Don't use extra bitmap argument.
17614 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17615 information to compute regs_set_in_block.
17616 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17617 (bypass_jumps): Don't use compute_sets and friends.
17619 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17622 * opts.c (undocumented_msg): Do not leave blank even with
17625 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17627 * c-decl.c (build_enumerator): Allow values folding to integer
17628 constants but not integer constant expressions with a pedwarn if
17631 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17634 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17635 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17636 type is an integer constant.
17638 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17641 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17644 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17647 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17648 with variably modified return type and no storage class
17649 specifiers, except for the case of nested functions. Distinguish
17650 extern declarations of functions with variably modified return
17651 types from those of objects with variably modified types.
17653 2009-04-25 Jan Hubicka <jh@suse.cz>
17655 * tree.c (list_equal_p): New function.
17656 * tree.h (list_equal_p): Declare.
17657 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17658 basic_block_def, basic_block, const_basic_block): New.
17659 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17660 (redirect_eh_edge): New function.
17661 (make_eh_edge_update_phi): EH edges are not abnormal.
17662 * except.c: Include tree-flow.h.
17663 (list_match): New function.
17664 (eh_region_replaceable_by_p): New function.
17665 (replace_region): New function.
17666 (hash_type_list): New function.
17667 (hash_eh_region): New function.
17668 (eh_regions_equal_p): New function.
17669 (merge_peers): New function.
17670 (remove_unreachable_regions): Verify EH tree when checking;
17672 (copy_eh_region_1): New function.
17673 (copy_eh_region): New function.
17674 (push_reachable_handler): New function.
17675 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17676 regions without label but with live RESX.
17677 * except.h (redirect_eh_edge_to_label): New.
17678 * tree-flow.h (redirect_eh_edge): New.
17679 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17680 basic_block_def, basic_block, const_basic_block): Remove.
17681 * Makefile.in (except.o): Add dependency on tree-flow.h
17682 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17683 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17686 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17689 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17690 on the destination of memcpy.
17692 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17694 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17695 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17696 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17698 2009-04-25 Jan Hubicka <jh@suse.cz>
17700 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17701 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17702 to be reached by different label than left.
17703 (update_eh_edges): Update comment; remove edge_to_remove if possible
17704 and return true if suceeded.
17705 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17706 (cleanup_eh): Compute sharing map.
17707 * except.c (remove_eh_handler_and_replace): Add argument if we should
17709 (remove_unreachable_regions): Update for label sharing.
17710 (label_to_region_map): Likewise.
17711 (get_next_region_sharing_label): New function.
17712 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17714 (remove_eh_handler): Update.
17715 (remove_eh_region_and_replace_by_outer_of): New function.
17716 * except.h (struct eh_region): Add next_region_sharing_label.
17717 (remove_eh_region_and_replace_by_outer_of,
17718 get_next_region_sharing_label): Declare.
17719 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17721 2009-04-25 Jan Hubicka <jh@suse.cz>
17723 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17724 insert code even if they are not critical.
17726 2009-04-25 Jan Hubicka <jh@suse.cz>
17728 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17729 (gimple_can_remove_branch_p): EH edges won't remove branch by
17731 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17732 updating of non-abnormal EH edges.
17733 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17734 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17735 (split_critical_edges): Split also edges where emitting code on them
17736 will lead to splitting later.
17738 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17739 H.J. Lu <hongjiu.lu@intel.com>
17742 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17743 the configured assembler supports fildq and fistpq mnemonics.
17744 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17745 * configure: Regenerated.
17746 * config.in: Ditto.
17748 * config/i386/i386.c (print_operand): Handle 'Z'.
17749 ['z']: Remove handling of special fild/fist suffixes.
17750 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17751 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17752 suffix of fild insn.
17753 (*floatsi<mode>2_vector_mixed): Ditto.
17754 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17755 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17756 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17757 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17758 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17760 2009-04-25 Ben Elliston <bje@au.ibm.com>
17762 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17763 the source of a set operation.
17765 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17767 * target.h (struct gcc_target): Add case_values_threshold field.
17768 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17769 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17770 * targhooks.c (default_case_values_threshold): New function.
17771 * targhooks.h (default_case_values_threshold): Declare function.
17772 * stmt.c (expand_case): Use case_values_threshold target hook.
17773 * expr.h (case_values_threshold): Remove declartation.
17774 * expr.c (case_values_threshold): Remove function.
17775 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17777 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17778 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17779 (avr_case_values_threshold): Declare as static.
17780 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17782 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17783 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17784 (mn10300_case_values_threshold): New function.
17786 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17788 * ira.c (setup_cover_and_important_classes): Add enum cast.
17790 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17792 * genpreds.c (write_enum_constraint_num): Output definition of
17793 CONSTRAINT_NUM_DEFINED_P macro.
17794 * ira.c (setup_cover_and_important_classes): Use
17795 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17797 2009-04-24 DJ Delorie <dj@redhat.com>
17799 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17800 __SH2A_SINGLE_ONLY__ also.
17802 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17804 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17805 (movdf_internal): Ditto.
17806 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17807 SFmode and DFmode constants.
17808 (ia64_print_operand): Add 'G' format for printing
17809 floating point constants.
17811 2009-04-24 Richard Guenther <rguenther@suse.de>
17813 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17814 from unsigned additions.
17816 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17818 * c-typeck.c (set_init_index): Allow array designators that are
17819 not integer constant expressions with a pedwarn if pedantic.
17821 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17823 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17824 zero if no overlap in nonzero bits between the operands.
17826 2009-04-24 Ian Lance Taylor <iant@google.com>
17828 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17829 (record_dead_and_set_regs): Likewise.
17830 * df.h (struct df_mw_hardreg): Change flags field to int.
17831 (struct df_base_ref): Likewise.
17832 (struct df): Change changeable_flags field to int.
17833 * df-scan.c (df_defs_record): Change clobber_flags to int.
17834 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17835 constants rather than #define macros.
17836 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17837 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17838 (enum dwarf_calling_convention): Likewise.
17839 (enum dwarf_line_number_x_ops): Likewise.
17840 (enum dwarf_call_frame_info): Likewise.
17841 (enum dwarf_source_language): Likewise.
17842 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17843 (add_calling_convention_attribute): Likewise.
17844 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17845 (combine_comparisons): Change compcode to int. Add cast to enum type.
17846 * genrecog.c (maybe_both_true_2): Change c to int.
17847 (write_switch): Likewise. Add cast to enum type.
17848 * gimplify.c (gimplify_omp_for): Handle return values from
17849 gimplify_expr using MIN rather than bitwise or.
17850 (gimplify_expr): Add cast to enum type.
17851 * ipa-prop.c (update_jump_functions_after_inlining): Change
17852 IPA_BOTTOM to IPA_JF_UNKNOWN.
17853 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17854 Add casts to enum type.
17855 (setup_cover_and_important_classes): Change cl to int. Add casts
17857 (setup_class_translate): Change cl and mode to int.
17858 (ira_init_once): Change mode to int.
17859 (free_register_move_costs): Likewise.
17860 (setup_prohibited_mode_move_regs): Add casts to enum type.
17861 * langhooks.c (add_builtin_function_common): Rework assertion that
17862 value fits bitfield.
17863 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17864 * omega.c (omega_do_elimination): Avoid math on enum types.
17865 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17866 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17867 int local to handle integral_argment value.
17868 * regmove.c (try_auto_increment): Change PUT_MODE to
17870 * reload.c (push_secondary_reload): Add casts to enum type.
17871 (secondary_reload_class, find_valid_class): Likewise.
17872 * reload1.c (emit_input_reload_insns): Likewise.
17873 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17874 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17875 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17877 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17878 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17880 (expand_complex_libcall): Add casts to enum type.
17881 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17882 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17883 with ERROR_MARK, not NUM_TREE_CODES.
17884 (vect_create_epilog_for_reduction): Likewise.
17885 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17886 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17887 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17889 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17890 vect_unused_in_loop. Change 0 to loop_vect.
17891 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17892 * var-tracking.c (get_init_value): Change return type to enum
17894 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17895 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17897 (arm_override_options): Add casts to enum type.
17898 (arm_emit_tls_decoration): Likewise.
17899 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17901 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17902 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17903 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17905 * config/s390/s390.c (code_for_builtin_64): Change to array of
17907 (code_for_builtin_31): Likewise.
17908 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17910 * config/sparc/sparc.c (sparc_override_options): Change value
17911 field in struct code_model to enum cmodel. In initializer change
17912 0 to NULL and add cast to enum type.
17914 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17915 Change all callers. Issue a -Wc++-compat warning using
17916 lhs_origtype if necessary.
17917 (convert_for_assignment): Issue -Wc++-compat warnings about
17918 invalid conversions to enum type on assignment.
17919 * c-common.h (build_modify_expr): Update declaration.
17921 2009-04-24 Nick Clifton <nickc@redhat.com>
17923 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17924 (function_arg_advance): Likewise.
17925 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17928 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17930 * config/s390/constraints.md ('I', 'J'): Fix condition.
17932 2009-04-24 Diego Novillo <dnovillo@google.com>
17934 * gengtype-parse.c (parse_error): Add newline after message.
17936 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17938 * config/i386/sse.md (avxmodesuffixs): Removed.
17939 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17940 (*avx_pinsr<ssevecsize>): This.
17942 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17944 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17945 follow chains of regs with a single definition, and allow expressions
17946 that are function_invariant_p.
17947 (simple_rhs_p): Allow expressions that are function_invariant_p.
17949 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17951 PR middle-end/39867
17952 * fold-const.c (fold_cond_expr_with_comparison): When folding
17953 > and >= to MAX, make sure the MAX uses the same type as the
17954 comparison's operands.
17956 2009-04-24 Nick Clifton <nickc@redhat.com>
17958 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17959 addressing for DImode accesses.
17960 (frv_print_operand_address): Handle PLUS case.
17961 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17963 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17965 PR rtl-optimization/39794
17966 * alias.c (canon_true_dependence): Add x_addr argument.
17967 * rtl.h (canon_true_dependence): Adjust prototype.
17968 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17969 * cselib.c (cselib_invalidate_mem): Likewise.
17970 * gcse.c (compute_transp): Likewise.
17971 * dse.c (scan_reads_nospill): Likewise.
17972 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17973 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17974 canon_base_addr of the group, plus optional offset.
17975 (struct group_info): Rename canon_base_mem to
17977 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17978 canon_rtx of base_mem.
17980 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17982 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17983 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17985 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17987 * config/spu/spu-builtins.h: Delete file.
17989 * config/spu/spu.h (enum spu_builtin_type): Move here from
17991 (struct spu_builtin_description): Likewise. Add GTY marker.
17992 Do not use enum spu_function_code or enum insn_code.
17993 (spu_builtins): Add extern declaration.
17995 * config/spu/spu.c: Do not include "spu-builtins.h".
17996 (enum spu_function_code, enum spu_builtin_type_index,
17997 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17998 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17999 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18000 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18001 (spu_builtin_types): Make static. Add GTY marker.
18002 (spu_builtins): Add extern declaration with GTY marker.
18003 Include "gt-spu.h".
18005 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18006 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18007 Check programmatically whether all parameters are scalar.
18009 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18011 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18013 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18014 assignment from the constructor either if the target is volatile.
18016 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18018 * config/arm/arm.md (insv): Do not share operands[0].
18020 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18022 * config/vxlib-tls.c (active_tls_threads): Delete.
18023 (delete_hook_installed): New.
18024 (tls_delete_hook): Don't delete the delete hook.
18025 (tls_destructor): Delete it here.
18026 (__gthread_set_specific): Adjust installing the delete hook.
18027 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18028 __gthread_leave_tsd_dtor_context.
18030 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18032 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18034 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18036 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18038 (alpha_rtx_costs): Ditto.
18039 (emit_unlikely_jump): Use add_reg_note.
18040 (emit_frame_store_1): Ditto.
18041 (alpha_expand_prologue): Ditto.
18042 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18043 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18045 2009-04-23 Nick Clifton <nickc@redhat.com>
18047 * config/v850/v850.md (epilogue): Remove suppressed code.
18048 (return): Rename to return_simple and remove test of frame size.
18049 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18050 to gen_return_simple.
18052 2009-04-22 Jing Yu <jingyu@google.com>
18055 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18057 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18060 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18061 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18062 value is a VECTOR_CST, the element type is the element type of the
18065 2009-04-22 DJ Delorie <dj@redhat.com>
18067 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18069 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18071 * alias.c (find_base_term): Move around LO_SUM case, so that
18072 CONST falls through into PLUS/MINUS handling.
18075 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18076 into 0, use omit_one_operand.
18078 2009-04-23 Ben Elliston <bje@au.ibm.com>
18080 * config/rs6000/linux-unwind.h (get_regs): Remove type
18081 puns. Change the type of `pc' to an array of unsigned ints and
18082 update all users. Constify frame24.
18084 2009-04-22 DJ Delorie <dj@redhat.com>
18086 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18087 declarations before code.
18088 (current_function_special_page_vector): Likewise.
18089 (m32c_expand_insv): Silence a warning.
18091 2009-04-21 Taras Glek <tglek@mozilla.com>
18093 * alias.c: Update GTY annotations to new syntax.
18094 * basic-block.h: Likewise.
18095 * bitmap.h: Likewise.
18096 * c-common.h: Likewise.
18097 * c-decl.c: Likewise.
18098 * c-parser.c: Likewise.
18099 * c-pragma.c: Likewise.
18100 * c-tree.h: Likewise.
18101 * cfgloop.h: Likewise.
18102 * cgraph.h: Likewise.
18103 * config/alpha/alpha.c: Likewise.
18104 * config/arm/arm.h: Likewise.
18105 * config/avr/avr.h: Likewise.
18106 * config/bfin/bfin.c: Likewise.
18107 * config/cris/cris.c: Likewise.
18108 * config/darwin.c: Likewise.
18109 * config/frv/frv.c: Likewise.
18110 * config/i386/i386.c: Likewise.
18111 * config/i386/i386.h: Likewise.
18112 * config/i386/winnt.c: Likewise.
18113 * config/ia64/ia64.h: Likewise.
18114 * config/iq2000/iq2000.c: Likewise.
18115 * config/mips/mips.c: Likewise.
18116 * config/mmix/mmix.h: Likewise.
18117 * config/pa/pa.c: Likewise.
18118 * config/pa/pa.h: Likewise.
18119 * config/rs6000/rs6000.c: Likewise.
18120 * config/s390/s390.c: Likewise.
18121 * config/sparc/sparc.c: Likewise.
18122 * config/xtensa/xtensa.c: Likewise.
18123 * cselib.h: Likewise.
18124 * dbxout.c: Likewise.
18125 * dwarf2out.c: Likewise.
18126 * except.c: Likewise.
18127 * except.h: Likewise.
18128 * fixed-value.h: Likewise.
18129 * function.c: Likewise.
18130 * function.h: Likewise.
18131 * gimple.h: Likewise.
18132 * integrate.c: Likewise.
18133 * optabs.c: Likewise.
18134 * output.h: Likewise.
18135 * real.h: Likewise.
18137 * stringpool.c: Likewise.
18138 * tree-data-ref.c: Likewise.
18139 * tree-flow.h: Likewise.
18140 * tree-scalar-evolution.c: Likewise.
18141 * tree-ssa-address.c: Likewise.
18142 * tree-ssa-alias.h: Likewise.
18143 * tree-ssa-operands.h: Likewise.
18144 * tree.c: Likewise.
18145 * tree.h: Likewise.
18146 * varasm.c: Likewise.
18147 * varray.h: Likewise.
18149 * coretypes.h: Do not define GTY macro if it is already defined.
18150 * doc/gty.texi: Update GTY documentation to new syntax.
18151 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18152 annotations on structs.
18153 * gengtype-parse.c: Likewise.
18155 2009-04-22 Mark Heffernan <meheff@google.com>
18157 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18159 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18161 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18164 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18166 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18167 the same as a PLUS without a shift. Increase the cost of a
18170 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18172 * Makefile.in: Update dependencies.
18173 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18174 * errors.h: Remove bogus comment about compatibility.
18175 (warning): Update declaration.
18176 * genautomata.c: Update all calls to warning.
18177 * gimple.c: Do not include errors.h. Include toplev.h.
18178 * tree-ssa-structalias.c: Do not include errors.h.
18179 * omega.c: Likewise.
18180 * tree-ssa-reassoc.c: Likewise.
18181 * config/spu/spu-c.c: Likewise.
18182 * config/spu/t-spu-elf: Update dependencies.
18184 2009-04-22 Richard Guenther <rguenther@suse.de>
18186 PR tree-optimization/39824
18187 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18188 make sure the types are compatible.
18190 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18193 * c-common.c (c_parse_error): Take a token_flags parameter.
18194 Use token_type for the token type instead.
18195 Pass token_flags to cpp_type2name.
18196 * c-common.h (c_parse_error): Update declaration.
18197 * c-parser.c (c_parser_error): Pass 0 as token flags.
18199 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18201 PR rtl-optimization/39580
18202 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18204 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18206 * function.c (expand_function_end): Do not emit a jump to the "naked"
18207 return label for fall-through returns.
18208 * except.c (sjlj_emit_function_exit): Always place the call to the
18209 unregister function at the location installed by expand_function_end.
18211 2009-04-22 Richard Guenther <rguenther@suse.de>
18213 PR tree-optimization/39845
18214 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18215 (gen_inbound_check): Likewise.
18217 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18219 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18221 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18222 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18224 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18226 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18227 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18228 shift counts to avoid out-of-bounds array accesses.
18230 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18232 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18233 (Pmode): Move above.
18235 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18237 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18238 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18239 GET_CODE macro. Use IN_RANGE macro where appropriate.
18240 * config/alpha/alpha.h: Ditto.
18241 * config/alpha/alpha.md: Ditto.
18242 * config/alpha/constraints.md: Ditto.
18243 * config/alpha/predicates.md: Ditto.
18245 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18247 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18248 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18249 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18250 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18251 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18252 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18253 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18254 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18255 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18256 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18257 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18258 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18259 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18260 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18261 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18262 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18263 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18264 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18265 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18266 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18267 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18268 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18269 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18270 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18271 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18272 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18273 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18275 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18277 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18278 references from comments.
18279 * cfgbuild.c: (count_basic_blocks): Delete.
18280 (find_basic_blocks_1): Delete.
18281 (find_basic_blocks): Delete.
18282 * except.c (finish_eh_generation): Make static. Move comment from
18283 except.h here. Remove find_basic_blocks references from comments.
18284 * except.h (finish_eh_generation): Delete.
18285 * basic-block.h (find_basic_blocks): Delete.
18286 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18288 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18290 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18291 (sdbout_parms): Likewise.
18293 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18295 * config/sh/sh.c (prepare_cbranch_operands): Use
18296 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18297 (expand_cbranchdi4): Likewise.
18298 (from_compare): Add cast to enum type.
18299 (expand_cbranchsi4): Use add_reg_note.
18300 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18301 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18302 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18303 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18304 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18305 instead of CODE_FOR_nothing.
18306 (cbranchdi4): Likewise. Fix the order of arguments for
18308 (push_fpscr): Use add_reg_note.
18309 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18310 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18312 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18314 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18315 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18316 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18317 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18318 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18319 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18320 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18321 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18322 config/alpha/x-vms, config/arc/t-arc,
18323 config/arm/README-interworking, config/arm/arm-c.c,
18324 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18325 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18326 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18327 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18328 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18329 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18330 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18331 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18332 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18333 config/cris/t-elfmulti, config/crx/t-crx,
18334 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18335 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18336 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18337 config/h8300/t-h8300, config/i386/athlon.md,
18338 config/i386/darwin-libgcc.10.4.ver,
18339 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18340 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18341 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18342 config/i386/t-linux64, config/i386/t-nwld,
18343 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18344 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18345 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18346 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18347 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18348 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18349 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18350 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18351 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18352 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18353 config/m68k/t-uclinux, config/mcore/t-mcore,
18354 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18355 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18356 config/mips/crtn.asm, config/mips/irix-crti.asm,
18357 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18358 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18359 config/mips/mips-fixed.md, config/mips/sb1.md,
18360 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18361 config/mips/t-iris6, config/mips/t-isa3264,
18362 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18363 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18364 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18365 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18366 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18367 config/mn10300/t-linux, config/mn10300/t-mn10300,
18368 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18369 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18370 config/picochip/libgccExtras/clzsi2.asm,
18371 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18372 config/rs6000/darwin-libgcc.10.4.ver,
18373 config/rs6000/darwin-libgcc.10.5.ver,
18374 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18375 config/rs6000/t-aix43, config/rs6000/t-aix52,
18376 config/rs6000/t-darwin, config/rs6000/t-fprules,
18377 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18378 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18379 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18380 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18381 config/rs6000/t-rtems, config/rs6000/t-spe,
18382 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18383 config/score/t-score-elf, config/sh/divcost-analysis,
18384 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18385 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18386 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18387 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18388 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18389 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18390 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18391 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18392 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18393 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18394 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18395 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18396 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18397 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18398 * config/h8300/genmova.sh: Include copyright and license notices
18399 in generated output.
18400 * config/h8300/mova.md: Regenerate.
18401 * doc/install.texi2html: Include word "Copyright" in copyright
18402 notice and use name "Free Software Foundation, Inc.".
18403 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18404 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18405 ChangeLog-2007, ChangeLog-2008: Correct dates.
18407 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18409 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18410 NE_EXPR operations as well.
18411 * c-parser.c (c_parser_condition): Do not set location information on
18413 (c_parser_conditional_expression): Likewise.
18414 (c_parser_binary_expression): Set location information on operators.
18415 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18416 TRUTH_NOT_EXPR has been folded.
18417 * fold-const.c (fold_truth_not_expr): Copy location information from
18418 the incoming expression to the outgoing one.
18419 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18420 recursive calls on the LHS of the operator but pass that of the
18421 operator to recursive calls on the RHS of the operator. Set it
18423 (shortcut_cond_expr): Set the locus of the operator on the second
18424 COND_EXPR and that of the expression on the first in degenerate cases.
18425 Pass the locus of the expression to calls to shortcut_cond_r.
18426 Set the locus of the 'then' block on the associated jump, if any.
18427 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18428 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18429 expression to call to gimplify_boolean_expr.
18431 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18433 * config.gcc: Add additional configuration for
18434 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18435 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18436 (CPP_SPEC): Redefine for allowing -municode option.
18437 (STARTFILE_SPEC): Likewise.
18438 * config/i386/t-mingw-w64: New.
18439 * config/i386/mingw-w64.opt: New.
18440 (municode): Add new target option.
18441 * doc/invoke.texi (municode): Add documentation for new option.
18443 2009-04-21 Ian Lance Taylor <iant@google.com>
18445 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18446 Correct test for number of arguments.
18447 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18449 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18451 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18452 argument of emit_library_call.
18454 2009-04-21 Richard Guenther <rguenther@suse.de>
18456 PR middle-end/39829
18457 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18458 inside VIEW_CONVERT_EXPRs.
18460 2009-04-21 Martin Jambor <mjambor@suse.cz>
18462 * tree-switch-conversion.c (build_constructors): Split a long line.
18463 (constructor_contains_same_values_p): New function.
18464 (build_one_array): Create assigns of constants if possible, do not
18465 call mark_sym_for_renaming, call update_stmt.
18466 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18467 make_rename_temp. Do not call mark_symbols_for_renaming, call
18469 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18470 find_new_referenced_vars, call update_stmt.
18471 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18472 instead of calling make_rename_temp. Do not call
18473 find_new_referenced_vars or mark_symbols_for_renaming, call
18476 2009-04-21 Richard Guenther <rguenther@suse.de>
18478 PR tree-optimization/39827
18479 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18480 (tree_ssa_phiprop): Pass the correct array size.
18482 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18484 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18486 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18489 * c-typeck.c (lvalue_p): Move declaration ...
18490 * c-common.h (lvalue_p): ... to here.
18491 * c-common.c (candidate_equal_p): New.
18492 (add_tlist): Use it.
18493 (merge_tlist): Use it.
18494 (warn_for_collisions_1): Likewise.
18495 (warning_candidate_p): Accept more candidates.
18496 (verify_tree): A warning candidate can be an expression. Use
18499 2009-04-21 Ben Elliston <bje@au.ibm.com>
18502 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18503 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18504 options. Remove -mcall-solaris documentation.
18506 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18509 * doc/invoke.texi (-Wlong-long): Update description.
18510 * c-lex (interpret_integer): Only warn if there was no previous
18511 overflow and -Wlong-long is enabled.
18512 * c-decl.c (declspecs_add_type): Drop redundant flags.
18513 * c.opt (Wlong-long): Init to -1.
18514 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18515 and front-end warn_long_long. Wlong-long only depends on other
18516 flags if it is uninitialized.
18517 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18518 the same for CPP and FE.
18519 (restore_extension_diagnostics): Likewise.
18521 2009-04-20 Ian Lance Taylor <iant@google.com>
18523 Fix enum conversions which are invalid in C++:
18524 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18525 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18526 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18527 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18528 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18529 (dbxout_parms): Likewise.
18530 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18531 (df_clear_flags): Likewise.
18532 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18533 top_flag parameter to int.
18534 (df_chain_create_bb_process_use): Likewise.
18535 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18537 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18538 (df_ref_create_structure, df_def_record_1): Likewise.
18539 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18540 (df_notes_rescan): Change 0 to VOIDmode in function call.
18541 (df_get_call_refs, df_insn_refs_collect): Likewise.
18542 (df_bb_regs_collect): Likewise.
18543 (df_entry_block_defs_collect): Likewise.
18544 (df_exit_block_uses_collect): Likewise.
18545 * df.h: Update declarations.
18546 * double-int.c (double_int_divmod): Add cast to enum type.
18547 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18548 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18549 (based_loc_descr): Likewise.
18550 (loc_descriptor_from_tree_1): Change first_op and second_op to
18551 enum dwarf_location_atom. Add cast to enum type.
18552 * expmed.c (init_expmed): Change 0 to SET in function call.
18553 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18554 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18555 (do_store_flag): Likewise.
18556 * fixed-value.h (struct fixed_value): Change mode to enum
18558 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18559 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18561 (insert_insn_decl, insert_decl, insert_state): Likewise.
18562 (automata_list_finish): Likewise.
18563 * genrecog.c (process_define_predicate): Add cast to enum type.
18564 * gensupport.c (init_predicate_table): Add cast to enum type.
18565 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18567 (gimple_build_call_1, gimple_build_label): Likewise.
18568 (gimple_build_goto, gimple_build_asm_1): Likewise.
18569 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18570 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18571 (enum fallback): Rename from enum fallback_t.
18572 (fallback_t): Typedef as int.
18573 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18574 GSI_SAME_STMT in function call.
18575 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18577 (setup_reg_class_relations): Likewise.
18578 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18579 (setup_prohibited_class_mode_regs): Add cast to enum type.
18580 (setup_prohibited_mode_move_regs): Likewise.
18581 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18582 (record_address_regs): Change i to enum reg_class.
18583 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18584 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18585 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18586 (GET_MODE_2XWIDER_MODE): Likewise.
18587 (GET_CLASS_NARROWEST_MODE): Likewise.
18588 * omp-low.c (expand_omp_for): Add cast to enum type.
18589 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18590 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18591 * postreload.c (reload_cse_simplify_operands): Change rclass local
18593 * predict.c (combine_predictions_for_insn): Change best_predictor
18594 and predictor to enum br_predictor.
18595 (combine_predictions_for_bb): Likewise.
18596 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18597 use SET_PREDICT_EXPR_OUTCOME.
18598 * real.c (real_arithmetic): Change icode to code in function call.
18599 * reginfo.c (init_move_cost): Add casts to enum type.
18600 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18601 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18603 * reload.c (find_valid_class): Add casts to enum type.
18604 (push_reload): Change 0 to NO_REGS in function call.
18605 (find_reloads): Change this_alternative to array of enum
18606 reg_class. Remove some now-unnecessary casts.
18607 (make_memloc): Change 0 to VOIDmode in function call.
18608 * reload1.c (reload): Change 0 to VOIDmode in function call.
18609 (eliminate_regs_1, elimination_effects): Likewise.
18610 (eliminate_regs_in_insn): Likewise.
18611 (emit_input_reload_insns): Add cast to enum type.
18612 (delete_output_reload): Change 0 to VOIDmode in function call.
18613 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18614 to enum type in function call.
18615 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18616 (SET_PREDICT_EXPR_OUTCOME): Define.
18617 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18618 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18619 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18620 (dump_function): Likewise.
18621 * tree-dump.h: Update declarations.
18622 * tree-pass.h: Update declarations.
18623 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18624 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18626 (arm_rtx_costs_1): Correct parenthesization.
18627 (arm_rtx_costs): Add casts to enum type.
18628 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18629 (vfp_emit_fstmd): Use add_rg_note.
18630 (emit_multi_reg_push, emit_sfm): Likewise.
18631 (thumb_set_frame_pointer): Likewise.
18632 (arm_expand_prologue): Likewise.
18633 (arm_regno_class): Change return type to enum reg_class.
18634 (thumb1_expand_prologue): Use add_reg_note.
18635 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18636 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18638 * config/arm/gentune.sh: Add cast to enum type.
18639 * config/arm/arm-tune.md: Rebuild.
18640 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18641 (ix86_split_fp_branch, predict_jump): Likewise.
18642 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18643 insn_code to enum rtx_code.
18644 (ix86_builtin_vectorized_function): Add cast to enum type.
18645 * config/i386/i386.md (truncdfsf2): Change slot to enum
18647 (truncxf<mode>2, isinf<mode>2): Likewise.
18648 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18650 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18651 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18652 (insert_bundle_state): Change 1 to INSERT in function call.
18653 (ia64_add_bundle_selector_before): Likewise.
18654 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18655 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18656 (restore_stack_nonlocal): Likewise.
18657 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18659 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18661 (mips_rtx_costs): Likewise.
18662 (mips_override_options): Add casts to enum type.
18663 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18665 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18666 (store_reg, set_reg_plus_d): Likewise.
18667 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18668 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18670 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18672 (emit_unlikely_jump): Use add_reg_note.
18673 (rs6000_emit_allocate_stack): Likewise.
18674 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18675 (output_toc): Change 1 to INSERT in function call.
18676 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18677 (rs6000_initialize_trampoline): Likewise.
18678 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18680 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18681 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18682 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18683 (save_gprs): Use add_reg_note.
18684 (s390_emit_prologue): Likewise.
18685 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18686 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18687 (sparc_fold_builtin): Add cast to enum type.
18688 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18690 (spu_expand_prologue): Use add_reg_note.
18691 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18693 2009-04-20 Ian Lance Taylor <iant@google.com>
18695 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18696 (c_parser_postfix_expression_after_primary): Get VEC for list of
18697 arguments. Get original types of arguments. Call
18698 build_function_call_vec.
18699 (cached_expr_list_1, cached_expr_list_2): New static variables.
18700 (c_parser_expr_list): Change return type to VEC *. Add
18701 p_orig_types parameter. Change all callers.
18702 (c_parser_release_expr): New static function.
18703 (c_parser_vec_to_tree_list): New static function.
18704 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18705 call build_function_call_vec.
18706 (build_function_call_vec): New function, based on old
18707 build_function_call.
18708 (convert_arguments): Remove nargs and argarray parameters. Change
18709 values to a VEC. Add origtypes parameter.
18710 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18711 (convert_for_assignment): Add origtype parameter. Change all
18712 callers. If warn_cxx_compat, check for conversion to an enum
18713 type when calling a function.
18714 (store_init_value): Add origtype parameter. Change all callers.
18715 (digest_init): Likewise.
18716 (struct init_node): Add origtype field.
18717 (add_pending_init): Add origtype parameter. Change all callers.
18718 (output_init_element): Likewise.
18719 (output_pending_init_elements): Pass origtype from init_node to
18720 output_init_element.
18721 (process_init_element): Pass origtype from c_expr to
18722 output_init_element.
18723 (c_finish_return): Add origtype parameter. Change all callers.
18724 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18726 (sync_resolve_params): Likewise.
18727 (sync_resolve_return): Change params to first_param. Change caller.
18728 (resolve_overloaded_builtins): Change params to VEC *. Change
18729 callers. Save first parameter around call to build_function_call_vec.
18730 * c-decl.c (finish_decl): Add origtype parameter. Change all
18731 callers. Call build_function_call_vec rather than
18732 build_function_call for cleanup.
18733 * c-tree.h: Update declarations.
18734 * c-common.h: Update declarations.
18735 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18736 params to first_param.
18737 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18738 params parameter from tree to void *.
18739 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18740 Change arglist parameter to have type void *, and to be a pointer
18742 * config/rs6000/rs6000-protos.h
18743 (altivec_resolve_overloaded_builtin): Update declaration.
18744 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18745 fnargs parameter to have type void *, and to be a pointer to a
18746 VEC. Call build_function_call_vec instead of
18747 build_function_call.
18748 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18750 2009-04-20 Joey Ye <joey.ye@intel.com>
18751 Xuepeng Guo <xuepeng.guo@intel.com>
18752 H.J. Lu <hongjiu.lu@intel.com>
18754 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18756 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18757 (IX86_LEA_PRIORITY): Likewise.
18758 (distance_non_agu_define): New function.
18759 (distance_agu_use): Likewise.
18760 (ix86_lea_for_add_ok): Likewise.
18761 (ix86_dep_by_shift_count): Likewise.
18763 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18764 should split for LEA.
18766 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18768 (ix86_dep_by_shift_count): Likewise.
18770 2009-04-20 Richard Guenther <rguenther@suse.de>
18772 * expr.c (handled_component_p): Move ...
18773 * tree.h (handled_component_p): ... here.
18774 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18775 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18776 and REALPART_EXPR to be in one group.
18778 2009-04-20 Richard Guenther <rguenther@suse.de>
18780 * basic-block.h (get_all_dominated_blocks): Declare.
18781 * dominance.c (get_all_dominated_blocks): New function.
18782 * tree-cfg.c (get_all_dominated_blocks): Remove.
18783 (remove_edge_and_dominated_blocks): Adjust.
18784 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18785 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18786 instead of recursing.
18788 2009-04-20 Doug Kwan <dougkwan@google.com>
18790 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18791 (struct cgraph_node_set_def): New type.
18792 (cgraph_node_set) New type. Also declare vector functions.
18793 (struct cgraph_node_set_element_def): New type.
18794 (cgraph_node_set_element): Ditto.
18795 (cgraph_node_set_iterator): New iterator type.
18796 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18797 cgraph_node_set_remove, dump_cgraph_node_set,
18798 debug_cgraph_node_set): New prototypes.
18799 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18800 cgraph_node_set_size): New inlines.
18801 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18802 including cgraph.h.
18803 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18804 argument to function 'write_summary'.
18805 * ipa.c: Include ggc.h.
18806 (hash_cgraph_node_set_element,
18807 eq_cgraph_node_set_element, cgraph_node_set_new,
18808 cgraph_node_set_add, cgraph_node_set_remove,
18809 cgraph_node_set_find, dump_cgraph_node_set,
18810 debug_cgraph_node_set): New functions.
18811 * Makefile.in (ipa.o): Add dependency on GGC_H.
18813 2009-04-20 Ira Rosen <irar@il.ibm.com>
18815 PR tree-optimization/39675
18816 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18817 check of the return code of vect_schedule_slp. Check that
18818 stmt_vec_info still exists for the statement, before checking its
18819 vectorization type.
18821 2009-04-20 Michael Matz <matz@suse.de>
18823 * Makefile.in (generated_files): Take out $(simple_generated_c).
18825 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18827 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18828 (UINTPTR_TYPE): Likewise.
18830 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18833 * c-typeck.c (digest_init): Check for initializing an array with a
18836 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18839 * c-semantics.c (pop_stmt_list): Propagate
18840 STATEMENT_LIST_HAS_LABEL to parent statement list.
18842 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18844 * config/mips/mips.h (mips_tune_attr): New macro.
18845 * config/mips/mips.md (cpu): Use it.
18847 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18850 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18853 2009-04-19 Diego Novillo <dnovillo@google.com>
18855 * toplev.c (compile_file): Move call to coverage_finish ...
18856 * cgraphunit.c (ipa_passes): ... here.
18857 Call cgraph_process_new_functions.
18858 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18859 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18861 2009-04-19 Jan Hubicka <jh@suse.cz>
18863 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18865 (dump_cgraph_node): Dump can throw external flag.
18866 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18868 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18872 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18873 * common.opt (Wlogical-op): Move from here...
18874 * c.opt (Wlogical-op): ... to here.
18875 * c-typeck.c (parser_build_binary_op): Update call to
18876 warn_logical_operator.
18877 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18879 * c-common.c (warn_logical_op): Update.
18880 * c-common.h (warn_logical_op): Update declaration.
18882 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18884 * tree.c (protected_set_expr_location): Fix formatting.
18886 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18889 * c-typeck.c (readonly_warning): new.
18890 (build_unary_op, build_modify_expr): Use readonly_warning for
18891 storing into something readonly but not const-qualified.
18893 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18896 * c-typeck.c (build_unary_op): Check for taking address of
18897 expression of type void.
18899 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18902 * c-typeck.c (build_function_call): Check for calling a function
18903 with qualified void return types. Call require_complete_type when
18906 2009-04-18 Jan Hubicka <jh@suse.cz>
18908 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18910 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18911 can_throw_external flag.
18912 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18913 * ipa-pure-const.c (ignore_edge): New function.
18914 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18915 only over can_throw_external edges.
18916 (local_pure_const): Add nothrow flag.
18917 * ipa-utils.c (searchc): Add ignore_edge callback.
18918 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18919 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18920 (set_nothrow_function_flags): Update cgraph.
18921 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18923 2009-04-18 Richard Guenther <rguenther@suse.de>
18925 PR middle-end/39804
18926 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18927 (fold_stmt): ... this and ...
18928 (fold_stmt_inplace): ... this.
18929 (fold_stmt_1): Fold references in calls and asms.
18930 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18932 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18934 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18935 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18937 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18939 * tree.c (function_args_count): Remove.
18940 * tree.h: Remove the prototype for function_args_count.
18942 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18944 * tree-iterator.c (expr_only): Remove.
18945 * tree.h: Remove the prototype for expr_only.
18947 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18949 * reginfo.c (cannot_change_mode_set_regs): Remove.
18950 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18952 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18954 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18955 whether operands 0 and 1 overlaps.
18957 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18959 PR middle-end/36902
18960 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18961 pointer. Use warning_at instead of warning.
18962 (search_for_addr_array): Likewise.
18963 (check_array_bounds): Likewise.
18964 (check_all_array_refs): Check that the incoming edge is not in the
18965 list of edges to be removed.
18966 (check_all_array_refs): Avoid the temporal pointer.
18967 (vrp_visit_cond_stmt): Fix typo.
18968 (simplify_switch_using_ranges): Handle the case where the switch
18969 index is an integer constant.
18971 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18973 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18975 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18977 * doc/extend.texi, doc/invoke.texi: Fix typos.
18979 2009-04-17 Cary Coutant <ccoutant@google.com>
18981 * tree-flow-inline.h (get_lineno): Fix inverted test.
18983 2009-04-17 Diego Novillo <dnovillo@google.com>
18985 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18986 assertion for AVAIL_OUT.
18988 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18991 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18992 * config/sh/linux-atomic.asm: Likewise.
18994 2009-04-17 Diego Novillo <dnovillo@google.com>
18996 * except.c (debug_eh_tree): New.
18997 (struct eh_region, struct eh_status): Move ...
18998 * except.h: ... here.
18999 (add_type_for_runtime): Declare extern.
19000 (lookup_type_for_runtime): Likewise.
19001 (debug_eh_tree): Declare.
19002 * Makefile.in (GTFILES): List except.h before except.c
19004 2009-04-17 Diego Novillo <dnovillo@google.com>
19006 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19007 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19008 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19009 (find_vars_r): ... here.
19010 * tree-flow.h (find_referenced_vars_in): Declare.
19011 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19012 that AVAIL_OUT exists for BLOCK.
19013 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19014 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19015 (tree-parloops.o): Likewise.
19017 2009-04-17 Simon Baldwin <simonb@google.com>
19019 * toplev.c (default_tree_printer): Add handling for %E format.
19021 2009-04-17 Diego Novillo <dnovillo@google.com>
19023 * tree-pretty-print.c (dump_generic_node): Add break after
19024 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19025 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19026 FUNCTION_TYPE together. Call print_struct_decl when printing
19027 structures and TDF_SLIM is not given.
19028 (print_struct_decl): Fix logic for detecting recursion.
19030 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19033 * gcc.c (create_at_file): New.
19034 (compile_input_file_p): New.
19035 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19036 * main.c (main): Update call to toplev_main.
19037 * toplev.c (toplev_main): Change signature. Call expandargv.
19038 * toplev.h (toplev_main): Change signature.
19040 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19042 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19043 if the latter is not constant.
19045 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19047 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19049 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19051 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19052 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19054 2009-04-17 Richard Guenther <rguenther@suse.de>
19056 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19057 Handle component references view-converting an invariant address.
19059 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19061 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19062 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19063 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19064 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19065 Use @deftypevr rather than @deftypevar.
19067 2009-04-17 Richard Guenther <rguenther@suse.de>
19069 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19070 (get_prop_source_stmt): Likewise.
19071 (can_propagate_from): Likewise.
19073 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19075 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19076 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19077 (--with-multilib-list): Add default value.
19078 * configure: Regenerate.
19079 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19080 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19081 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19082 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19083 Don't add default cpu to multilib list unnecessarily, but do enable
19084 the relevant compiler option..
19085 Add support for --with-multilib-list=<blank> and
19086 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19087 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19088 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19089 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19090 TM_MULTILIB_CONFIG.
19091 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19092 (MULTILIB_OSDIRNAMES): New variable.
19093 * config/sh/t-1e: Delete file.
19094 * config/sh/t-mlib-sh1: Delete file.
19095 * config/sh/t-mlib-sh2: Delete file.
19096 * config/sh/t-mlib-sh2a: Delete file.
19097 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19098 * config/sh/t-mlib-sh2a-single: Delete file.
19099 * config/sh/t-mlib-sh2a-single-only: Delete file.
19100 * config/sh/t-mlib-sh2e: Delete file.
19101 * config/sh/t-mlib-sh3e: Delete file.
19102 * config/sh/t-mlib-sh4: Delete file.
19103 * config/sh/t-mlib-sh4-nofpu: Delete file.
19104 * config/sh/t-mlib-sh4-single: Delete file.
19105 * config/sh/t-mlib-sh4-single-only: Delete file.
19106 * config/sh/t-mlib-sh4a: Delete file.
19107 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19108 * config/sh/t-mlib-sh4a-single: Delete file.
19109 * config/sh/t-mlib-sh4a-single-only: Delete file.
19110 * config/sh/t-mlib-sh4al: Delete file.
19111 * config/sh/t-mlib-sh5-32media: Delete file.
19112 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19113 * config/sh/t-mlib-sh5-64media: Delete file.
19114 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19115 * config/sh/t-mlib-sh5-compact: Delete file.
19116 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19117 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19118 * doc/install.texi (Options specification): Add
19119 --with-multilib-list and --with-endian.
19121 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19123 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19125 (OBJS-common): Add plugin-version.o.
19126 (plugin-version.o): New.
19127 * gcc-plugin.h (plugin_gcc_version): New.
19128 (plugin_default_version_check): New.
19129 (plugin_init_func, plugin_init): Add version argument.
19130 * plugin-version.c: New.
19131 * plugin.c (str_plugin_gcc_version_name): New.
19132 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19133 pass it to the init function.
19134 (plugin_default_version_check): New.
19136 2009-04-17 Richard Guenther <rguenther@suse.de>
19138 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19139 for decl-vs-decl disambiguation.
19141 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19143 * config/s390/s390.h (s390_tune_attr): New macro definition.
19144 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19146 2009-04-17 Richard Guenther <rguenther@suse.de>
19148 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19149 (fold_stmt_r): Likewise.
19150 (maybe_fold_reference): New function.
19151 (fold_gimple_assign): Handle cases fold_stmt_r did.
19152 (fold_stmt): Do not use fold_stmt_r.
19153 (fold_stmt_inplace): Likewise.
19155 2009-04-17 Richard Guenther <rguenther@suse.de>
19157 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19158 (record_equivalences_from_stmt): Remove useless checks and
19160 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19161 the type is already suitable.
19163 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19165 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19167 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19169 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19170 (CMPtype): Define as __gcc_CMPtype.
19172 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19174 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19175 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19177 2009-04-17 Richard Guenther <rguenther@suse.de>
19179 PR tree-optimization/39746
19180 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19181 special-casing for builtins and static variable use/def.
19182 (call_may_clobber_ref_p_1): Likewise.
19184 2009-04-16 Ian Lance Taylor <iant@google.com>
19186 * df.h: Include "timevar.h".
19187 (struct df_problem): Change tv_id field to timevar_id_t.
19188 * tree-pass.h: Include "timevar.h".
19189 (struct opt_pass): Change tv_id field to timevar_id_t.
19190 * timevar.h (timevar_id_t): Define TV_NONE.
19191 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19192 TV_NONE rather than tv_id != 0.
19193 (execute_one_pass): Likewise.
19194 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19195 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19196 dependencies to $(TREE_PASS_H).
19197 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19199 (pass_branch_target_load_optimize2): Likewise.
19200 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19201 (pass_outof_cfg_layout_mode): Likewise.
19202 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19203 (pass_rebuild_cgraph_edges): Likewise.
19204 (pass_remove_cgraph_callee_edges): Likewise.
19205 * df-core.c (pass_df_initialize_opt): Likewise.
19206 (pass_df_initialize_no_opt): Likewise.
19207 (pass_df_finish): Likewise.
19208 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19209 * except.c (pass_set_nothrow_function_flags): Likewise.
19210 (pass_convert_to_eh_region_ranges): Likewise.
19211 * final.c (pass_compute_alignments): Likewise.
19212 * function.c (pass_instantiate_virtual_regs): Likewise.
19213 (pass_init_function): Likewise.
19214 (pass_leaf_regs): Likewise.
19215 (pass_match_asm_constraints): Likewise.
19216 * gimple-low.c (pass_lower_cf): Likewise.
19217 (pass_mark_used_blocks): Likewise.
19218 * init-regs.c (pass_initialize_regs): Likewise.
19219 * integrate.c (pass_initial_value_sets): Likewise.
19220 * ira.c (pass_ira): Likewise.
19221 * jump.c (pass_cleanup_barriers): Likewise.
19222 * omp-low.c (pass_expand_omp): Likewise.
19223 (pass_lower_omp): Likewise.
19224 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19225 * recog.c (pass_split_all_insns): Likewise.
19226 (pass_split_after_reload): Likewise.
19227 (pass_split_before_regstack): Likewise.
19228 (pass_split_before_sched2): Likewise.
19229 (pass_split_for_shorten_branches): Likewise.
19230 * reginfo.c (pass_reginfo_init): Likewise.
19231 (pass_subregs_of_mode_init): Likewise.
19232 (pass_subregs_of_mode_finish): Likewise.
19233 * passes.c (pass_postreload): Likewise.
19234 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19235 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19236 (pass_warn_function_return): Likewise.
19237 (pass_warn_function_noreturn): Likewise.
19238 * tree-complex.c (pass_lower_complex): Likewise.
19239 (pass_lower_complex_O0): Likewise.
19240 * tree-if-conv.c (pass_if_conversion): Likewise.
19241 * tree-into-ssa.c (pass_build_ssa): Likewise.
19242 * tree-mudflap.c (pass_mudflap_1): Likewise.
19243 (pass_mudflap_2): Likewise.
19244 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19245 (pass_mudflap_2): Likewise.
19246 * tree-nrv.c (pass_return_slot): Likewise.
19247 * tree-object-size.c (pass_object_sizes): Likewise.
19248 * tree-optimize.c (pass_all_optimizations): Likewise.
19249 (pass_early_local_passes): Likewise.
19250 (pass_all_early_optimizations): Likewise.
19251 (pass_cleanup_cfg): Likewise.
19252 (pass_cleanup_cfg_post_optimizing): Likewise.
19253 (pass_free_datastructures): Likewise.
19254 (pass_free_cfg_annotations): Likewise.
19255 (pass_fixup_cfg): Likewise.
19256 (pass_init_datastructures): Likewise.
19257 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19258 (pass_late_warn_uninitialized): Likewise.
19259 (pass_update_address_taken): Likewise.
19260 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19261 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19262 (pass_cse_sincos): Likewise.
19263 (pass_convert_to_rsqrt): Likewise.
19264 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19265 * tree-stdarg.c (pass_stdarg): Likewise.
19266 * tree-tailcall.c (pass_tail_recursion): Likewise.
19267 (pass_tail_calls): Likewise.
19268 * tree-vect-generic.c (pass_lower_vector): Likewise.
19269 (pass_lower_vector_ssa): Likewise.
19270 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19272 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19274 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19276 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19278 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19279 logical and signext.
19281 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19284 * config/sh/predicates.md (arith_operand): Check if the operand
19285 of TRUNCATE is a REG.
19287 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19289 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19290 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19292 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19294 * tree-iterator.c (tsi_split_statement_list_after,
19295 tsi_split_statement_list_before): Remove.
19296 * tree-iterator.h: Remove the prototypes for
19297 tsi_split_statement_list_after and tsi_split_statement_list_before.
19299 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19301 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19302 * tree-ssa-propagate.h: Remove the prototype for
19303 stmt_makes_single_load.
19305 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19307 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19308 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19310 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19312 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19316 * except.c (eh_region_outer_p): Remove.
19317 * except.h: Remove the prototype for eh_region_outer_p.
19319 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19321 * function.c (current_function_assembler_name): Remove.
19322 * function.h: Remove the prototype for
19323 current_function_assembler_name.
19325 2009-04-16 Ian Lance Taylor <iant@google.com>
19327 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19328 (add_reg_note): Call alloc_reg_note.
19329 * rtl.h (alloc_reg_note): Declare.
19330 * combine.c (try_combine): Use alloc_reg_note.
19331 (recog_for_combine, move_deaths): Likewise.
19332 (distribute_notes): Use alloc_reg_note and add_reg_note.
19333 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19334 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19335 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19337 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19339 PR rtl-optimization/39762
19340 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19341 ira_may_move_out_cost): Add comments about way of their usage.
19342 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19344 * ira-conflicts.c (process_regs_for_copy): Use function
19345 ira_get_register_move_cost instead of global
19346 ira_register_move_cost.
19348 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19349 color_pass, move_spill_restore, update_curr_costs): Ditto.
19351 * ira-lives.c (process_single_reg_class_operands): Ditto.
19353 * ira-emit.c (emit_move_list): Ditto.
19355 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19356 (record_reg_classes): Ditto. Use functions
19357 ira_get_register_move_cost and ira_get_may_move_cost instead of
19358 global vars ira_register_move_cost, ira_may_move_out_cost and
19359 ira_may_move_in_cost.
19360 (record_address_regs): Don't call ira_init_register_move_cost.
19361 Use function ira_get_may_move_cost instead of global
19362 ira_may_move_in_cost.
19363 (process_bb_node_for_hard_reg_moves): Use function
19364 ira_get_register_move_cost instead of global ira_register_move_cost.
19365 (ira_costs): Don't call ira_init_register_move_cost.
19367 2009-04-16 Richard Guenther <rguenther@suse.de>
19369 * tree-cfg.c (verify_gimple_assign_binary):
19370 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19371 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19372 (create_general_new_stmt): Note that this function is broken.
19374 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19376 * common.opt (fhelp): Add Var(help_flag).
19377 * gcc-plugin.h (plugin_info): Add help.
19378 * plugin.c (plugin_name_args): Add help.
19379 (register_plugin_info): Set plugin->help.
19380 (print_help_one_plugin): New.
19381 (print_plugins_help): New.
19382 * plugin.h (print_plugins_help): New.
19383 * toplev.c (toplev_main): Call print_plugins_help if needed.
19385 2009-04-16 Richard Guenther <rguenther@suse.de>
19387 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19388 (gimple_ior_addresses_taken_1): New function.
19389 (gimple_ior_addresses_taken): Likewise.
19390 * gimple.h (struct gimple_statement_with_ops_base): Remove
19391 addresses_taken member.
19392 (gimple_ior_addresses_taken): Declare.
19393 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19394 gimple_set_addresses_taken): Remove.
19395 * ipa-reference.c (mark_address): New function.
19396 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19397 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19398 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19399 (gimple_add_to_addresses_taken): Remove.
19400 (get_tmr_operands): Call mark_address_taken.
19401 (get_asm_expr_operands): Likewise.
19402 (get_expr_operands): Likewise.
19403 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19404 (free_stmt_operands): Do not free it.
19405 * tree-ssa.c (delete_tree_ssa): Likewise.
19406 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19408 2009-04-16 Richard Guenther <rguenther@suse.de>
19410 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19411 (walk_stmt_load_store_ops): Likewise.
19412 * gimple.c (get_base_loadstore): New function.
19413 (walk_stmt_load_store_addr_ops): Likewise.
19414 (walk_stmt_load_store_ops): Likewise.
19415 * ipa-pure-const.c (check_op): Simplify.
19416 (check_load, check_store): New functions.
19417 (check_stmt): Use walk_stmt_load_store_ops.
19418 * ipa-reference.c (mark_load): Adjust signature.
19419 (mark_store): Likewise.
19420 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19422 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19424 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19425 (plugin_info): New.
19426 * opts.c (common_handle_option): Don't call print_version.
19427 * plugin.c (plugin_name_args): Add version.
19428 (register_plugin_info): New.
19429 (register_callback): Handle PLUGIN_INFO.
19430 (try_init_one_plugin): New.
19431 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19433 (finalize_one_plugin): New.
19434 (finalize_plugins): New.
19435 (print_one_plugin): New.
19436 (print_plugins_versions): New.
19437 * plugin.h (print_plugins_versions): New.
19438 (finalize_plugins): New.
19439 * toplev.c (compile_file): Don't call initialize_plugins.
19440 (print_version): Call print_plugins_versions.
19441 (toplev_main): Call initialize_plugins. Print version if needed.
19442 Call finalize_plugins.
19444 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19446 * common.opt (fversion): New.
19447 * gcc.c (print_version): New.
19448 (process_command): Don't print the version. Just set print_version.
19449 (main): Print version. Call subprocesses if print_version and
19450 verbose_flag are set.
19451 * opts.c (common_handle_option): Handle OPT_fversion.
19453 2009-04-16 Richard Guenther <rguenther@suse.de>
19454 Ira Rosen <irar@il.ibm.com>
19456 PR tree-optimization/39698
19457 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19458 type of the reduction variable. Only generate the def if
19461 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19462 make sure to first convert to an integer of the same precision.
19463 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19464 the type of the evolution correctly in computing the new
19465 induction variable base.
19467 2009-04-16 Richard Guenther <rguenther@suse.de>
19469 PR middle-end/39625
19470 * tree-cfg.c (make_blocks): Split statements with to-be
19471 abnormal SSA names on the lhs.
19473 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19475 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19476 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19477 * c-typeck.c (really_start_incremental_init): Likewise.
19478 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19479 (TARGET_INITIALIZER): Remove it.
19480 * target.h (struct target): Remove vector_opaque_p.
19481 * tree.c (build_opaque_vector_type): New.
19482 * tree.h (TYPE_VECTOR_OPAQUE): New.
19483 (build_opaque_vector_type): Declare.
19484 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19485 * config/rs6000/rs6000.c (build_opaque_vector_type,
19486 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19487 (rs6000_init_builtins): Use build_opaque_vector_type for
19488 opaque_V4SI_type_node.
19490 2009-04-15 Catherine Moore <clm@codesourcery.com>
19492 * debug.h (set_name): Declare.
19493 * dwarf2out.c (dwarf2out_set_name): Declare.
19494 (dwarf2_debug_hooks): Add set_name.
19495 (find_AT_string): New.
19496 (add_AT_string): Call find_AT_string.
19497 (dwarf2out_set_name): New.
19498 * cp/decl.c (grokdeclarator): Call set_name.
19499 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19500 * debug.c (do_nothing_debug_hooks): Likewise.
19501 * dbxout.c (dbx_debug_hooks): Likewise.
19502 * sdbout.c (sdb_debug_hooks): Likewise.
19504 2009-04-15 Michael Eager <eager@eagercon.com>
19506 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19507 reg for single-precision FPU.
19508 * config/rs6000/rs6000.md (movsi_internal1): Only for
19509 !TARGET_SINGLE_FPU.
19510 (movsi_internal1_single): New. Add pattern to move SI values to/from
19511 single-precision FP regs.
19513 2009-04-15 Richard Guenther <rguenther@suse.de>
19515 * omp-low.c (lower_rec_input_clauses): Build correct address
19517 (expand_omp_for_generic): Fix multiplication type.
19518 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19519 (generate_memset_zero): Fix types.
19520 * tree-profile.c (prepare_instrumented_value): Correctly
19523 2009-04-15 Ian Lance Taylor <iant@google.com>
19525 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19526 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19527 for -Wall and for -Wc++-compat.
19528 (c_common_post_options): For C++, set warn_enum_compare if not
19530 * c-tree.h (struct c_expr): Add field original_type.
19531 (build_external_ref): Update declaration.
19532 * c-parser.c (c_parser_braced_init): Set original_type.
19533 (c_parser_initelt): Likewise.
19534 (c_parser_expr_no_commas): Likewise.
19535 (c_parser_conditional_expression): Likewise.
19536 (c_parser_cast_expression): Likewise.
19537 (c_parser_unary_expression): Likewise. Pull setting of
19538 original_code to top of function.
19539 (c_parser_sizeof_expression): Set original_type.
19540 (c_parser_alignof_expression): Likewise.
19541 (c_parser_postfix_expression): Likewise. Pull setting of
19542 original_code to top of function.
19543 (c_parser_postfix_expression_after_paren_type): Set original_type.
19544 (c_parser_postfix_expression_after_primary): Likewise.
19545 (c_parser_expression): Likewise.
19546 * c-typeck.c (build_external_ref): Add type parameter. Change all
19548 (c_expr_sizeof_expr): Set original_type field.
19549 (parser_build_unary_op): Likewise.
19550 (parser_build_binary_op): Likewise. Optionally warn about
19551 comparisons of enums of different types.
19552 (digest_init): Set original_type field.
19553 (really_start_incremental_init): Likewise.
19554 (push_init_level, pop_init_level): Likewise.
19555 * doc/invoke.texi (Warning Options): -Wenum-compare now
19558 2009-04-15 Richard Guenther <rguenther@suse.de>
19560 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19561 out a necessary conversion.
19562 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19563 names we didn't value number.
19564 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19566 2009-04-15 Richard Guenther <rguenther@suse.de>
19568 PR tree-optimization/39764
19569 * tree-ssa-ccp.c (get_value): Canonicalize value with
19570 canonicalize_float_value.
19572 2009-04-15 Jan Hubicka <jh@suse.cz>
19574 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19575 Wrong version of patch.
19577 2009-04-15 Jan Hubicka <jh@suse.cz>
19579 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19581 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19583 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19584 our distinct integral and vector types.
19586 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19588 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19589 * init.c (build_vtbl_address): Remove call to assemble_external.
19591 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19593 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19594 output for other floating point modes.
19596 2009-04-14 Diego Novillo <dnovillo@google.com>
19598 * diagnostic.c (diagnostic_report_diagnostic): Do not
19599 warn about loaded plugins for DK_ERROR and DK_WARNING.
19600 * c-decl.c (declspecs_add_type): Move call to
19601 invoke_plugin_callbacks ...
19602 * c-parser.c (c_parser_declspecs): ... here.
19603 * plugin.c (dump_active_plugins): Tidy output.
19605 2009-04-14 Diego Novillo <dnovillo@google.com>
19606 Le-Chun Wu <lcwu@google.com>
19608 * configure.ac: Add --enable-plugin support.
19609 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19610 * Makefile.in (PLUGIN_H): Define.
19611 Export ENABLE_PLUGIN and GMPINC to site.exp.
19612 Add PLUGINLIBS to link command.
19613 Add/modify dependencies for plugin.o and files including plugin.h.
19615 * config.in: Regenerate.
19617 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19620 2009-04-14 Le-Chun Wu <lcwu@google.com>
19622 * tree-pass.h (register_one_dump_file): Add a prototype for
19623 register_one_dump_file.
19624 * toplev.c (compile_file): Call initialize_plugins.
19625 (do_compile): Call invoke_plugin_callbacks.
19626 (toplev_main): Call invoke_plugin_callbacks.
19627 * common.opt: Add -fplugin= and -fplugin-arg-.
19628 * gcc-plugin.h: New public header file for plugins to include.
19629 * plugin.c: New source file.
19630 * plugin.h: New internal header file.
19631 * passes.c (register_one_dump_file): Make it external.
19633 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19635 2009-04-14 Diego Novillo <dnovillo@google.com>
19637 * doc/plugins.texi: New.
19638 * doc/gccint.texi: Add reference to Plugins chapter.
19639 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19640 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19641 loaded plugins, if any.
19642 * timevar.def (TV_PLUGIN_INIT): Define.
19643 (TV_PLUGIN_RUN): Define.
19644 * plugin.c: Include timevar.h
19645 (plugins_active_p): New.
19646 (dump_active_plugins): New.
19647 (debug_active_plugins): New.
19649 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19651 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19653 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19655 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19657 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19658 the same as a minus without a shift.
19660 2009-04-14 Nick Clifton <nickc@redhat.com>
19662 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19663 comparisons with small integers will always produce a short
19666 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19669 2008-12-19 Diego Novillo <dnovillo@google.com>
19671 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19673 2009-04-14 Richard Guenther <rguenther@suse.de>
19675 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19677 (verify_gimple_assign_binary): Likewise. Handle shifts and
19679 (verify_gimple_phi): Print the mismatched argument position.
19680 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19682 (vect_update_init_of_dr): Likewise.
19683 * matrix-reorg.c (transform_access_sites): Do what the
19685 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19687 2009-04-13 Michael Eager <eager@eagercon.com>
19689 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19690 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19691 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19692 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19693 remove duplicate config
19695 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19697 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19698 file_name:line_number type locator of the call site.
19700 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19702 * genautomata.c: Put blank after comma.
19703 (automaton_decls): New.
19704 (struct unit_usage): Add comments to member next.
19705 (store_alt_unit_usage): Keep the list ordered.
19706 (unit_present_on_list_p, equal_alternatives_p): New.
19707 (check_regexp_units_distribution): Check units distribution
19708 correctness correctly.
19709 (main): Don't write automata if error is found. Return correct
19712 * config/m68k/cf.md (cfv4_ds): Remove.
19713 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19714 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19716 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19717 power4-load-ext, power4-store, power4-store-update,
19718 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19719 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19720 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19721 power4-sqrt, power4-isync): Modify reservation to make correct
19722 unit distribution to automata.
19724 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19725 power5-store-update, power5-two, power5-three, power5-lmul,
19726 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19728 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19730 * except.c (pass_set_nothrow_function_flags): Set name and add
19732 (set_nothrow_function_flags): Mention in the dump file when
19733 changing a function to nothrow.
19735 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19738 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19739 instead of unsigned long.
19741 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19743 * config/arm/arm.c (return_used_this_function): Remove.
19744 (arm_output_function_prologue): Remove use of
19745 return_used_this_function.
19746 (output_return_instruction): Replace use of
19747 return_used_this_function
19748 by cfun->machine->return_used_this_function.
19749 (arm_output_epilogue): Likewise.
19750 (arm_output_function_epilogue): Likewise.
19751 (thumb_unexpanded_epilogue): Likewise.
19752 * config/arm/arm.h (struct machine_function):
19753 New member return_used_this_function.
19755 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19757 * doc/install.texi: Correct description of default directory for
19758 --with-gxx-include-dir.
19760 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19762 * fold-const.c (build_range_check): Properly deal with enumeral and
19763 boolean base types.
19765 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19767 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19768 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19769 * params.h (MAX_GCSE_PASSES): Remove.
19770 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19771 in sequence. Remove ability to run multiple passes.
19772 (bypass_jumps): Report run as third CPROP pass.
19774 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19776 PR middle-end/39651
19777 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19778 when deciding whether the whole SEQUENCE can throw.
19780 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19783 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19784 offseted label references.
19786 2009-04-11 Jan Hubicka <jh@suse.cz>
19788 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19790 2009-04-11 Richard Guenther <rguenther@suse.de>
19792 PR middle-end/39732
19793 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19794 return variables as TREE_ADDRESSABLE.
19796 2009-04-11 Richard Guenther <rguenther@suse.de>
19798 PR tree-optimization/39713
19799 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19800 reference trees have SSA_NAME operands.
19802 2009-04-11 Richard Guenther <rguenther@suse.de>
19805 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19806 address expressions.
19808 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19810 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19811 match changes in Cygwin 1.7
19812 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19813 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19815 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19817 PR tree-optimization/39701
19818 * doc/invoke.texi (Optimization Options): Document change in
19819 meaning and initialization of -fdelete-null-pointer-checks.
19821 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19823 PR middle-end/39701
19824 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19826 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19829 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19831 2009-04-10 Chao-ying Fu <fu@mips.com>
19833 * doc/tm.texi (Instruction Output): Document
19834 TARGET_ASM_FINAL_POSTSCAN_INSN.
19835 * target.h (final_postscan_insn): New field in asm_out.
19836 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19837 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19838 * final.c (final_scan_insn): Call
19839 targetm.asm_out.final_postscan_insn after outputting
19840 an asm macro and a normal instruction.
19842 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19843 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19844 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19845 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19846 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19848 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19850 PR middle-end/39701
19851 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19852 variables as non-NULL even with -fdelete-null-pointer-checks.
19854 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19856 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19858 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19861 * config/i386/i386.c (classify_argument): Handle SCmode with
19862 (bit_offset % 64) != 0.
19864 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19866 * doc/invoke.texi (Optimize Options): Add cross-reference to
19867 -Q --help=optimizers examples.
19869 2009-04-10 Ben Elliston <bje@au.ibm.com>
19872 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19873 regalign for the reg == fpr and TDmode case.
19875 2009-04-09 David Ayers <ayers@fsfe.org>
19878 * objc/objc-act.c (warn_with_method): Remove helper function.
19879 (check_duplicates): Call warning and inform directly.
19880 (really_start_method): Likewise.
19882 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19884 * expmed.c (expand_divmod): Always use a comparison for a division
19885 by a large unsigned integer.
19887 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19888 for things others than variables or functions as nonzero.
19890 2009-04-09 Nick Clifton <nickc@redhat.com>
19892 * unwind-compat.c: Change copyright header to refer to version
19893 3 of the GNU General Public License with version 3.1 of the
19894 GCC Runtime Library Exception and to point readers at the
19895 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19896 * config/alpha/crtfastmath.c: Likewise.
19897 * config/alpha/linux-unwind.h: Likewise.
19898 * config/alpha/qrnnd.asm: Likewise.
19899 * config/alpha/vms-crt0-64.c: Likewise.
19900 * config/alpha/vms-crt0.c: Likewise.
19901 * config/alpha/vms-dwarf2.asm: Likewise.
19902 * config/alpha/vms-dwarf2eh.asm: Likewise.
19903 * config/alpha/vms-psxcrt0-64.c: Likewise.
19904 * config/alpha/vms-psxcrt0.c: Likewise.
19905 * config/alpha/vms_tramp.asm: Likewise.
19906 * config/arc/initfini.c: Likewise.
19907 * config/arc/lib1funcs.asm: Likewise.
19908 * config/arm/bpabi-v6m.S: Likewise.
19909 * config/arm/bpabi.S: Likewise.
19910 * config/arm/bpabi.c: Likewise.
19911 * config/arm/crti.asm: Likewise.
19912 * config/arm/crtn.asm: Likewise.
19913 * config/arm/ieee754-df.S: Likewise.
19914 * config/arm/ieee754-sf.S: Likewise.
19915 * config/arm/lib1funcs.asm: Likewise.
19916 * config/arm/libunwind.S: Likewise.
19917 * config/arm/linux-atomic.c: Likewise.
19918 * config/arm/mmintrin.h: Likewise.
19919 * config/arm/pr-support.c: Likewise.
19920 * config/arm/unaligned-funcs.c: Likewise.
19921 * config/arm/unwind-arm.c: Likewise.
19922 * config/arm/unwind-arm.h: Likewise.
19923 * config/avr/libgcc.S: Likewise.
19924 * config/bfin/crti.s: Likewise.
19925 * config/bfin/crtlibid.s: Likewise.
19926 * config/bfin/crtn.s: Likewise.
19927 * config/bfin/lib1funcs.asm: Likewise.
19928 * config/bfin/linux-unwind.h: Likewise.
19929 * config/cris/arit.c: Likewise.
19930 * config/cris/cris_abi_symbol.c: Likewise.
19931 * config/darwin-64.c: Likewise.
19932 * config/darwin-crt2.c: Likewise.
19933 * config/darwin-crt3.c: Likewise.
19934 * config/darwin.h: Likewise.
19935 * config/dbxelf.h: Likewise.
19936 * config/dfp-bit.c: Likewise.
19937 * config/dfp-bit.h: Likewise.
19938 * config/elfos.h: Likewise.
19939 * config/fixed-bit.c: Likewise.
19940 * config/fixed-bit.h: Likewise.
19941 * config/fp-bit.c: Likewise.
19942 * config/fp-bit.h: Likewise.
19943 * config/fr30/crti.asm: Likewise.
19944 * config/fr30/crtn.asm: Likewise.
19945 * config/fr30/lib1funcs.asm: Likewise.
19946 * config/freebsd-spec.h: Likewise.
19947 * config/frv/cmovd.c: Likewise.
19948 * config/frv/cmovh.c: Likewise.
19949 * config/frv/cmovw.c: Likewise.
19950 * config/frv/frvbegin.c: Likewise.
19951 * config/frv/frvend.c: Likewise.
19952 * config/frv/lib1funcs.asm: Likewise.
19953 * config/glibc-stdint.h: Likewise.
19954 * config/h8300/clzhi2.c: Likewise.
19955 * config/h8300/crti.asm: Likewise.
19956 * config/h8300/crtn.asm: Likewise.
19957 * config/h8300/ctzhi2.c: Likewise.
19958 * config/h8300/fixunssfsi.c: Likewise.
19959 * config/h8300/lib1funcs.asm: Likewise.
19960 * config/h8300/parityhi2.c: Likewise.
19961 * config/h8300/popcounthi2.c: Likewise.
19962 * config/i386/ammintrin.h: Likewise.
19963 * config/i386/att.h: Likewise.
19964 * config/i386/avxintrin.h: Likewise.
19965 * config/i386/biarch64.h: Likewise.
19966 * config/i386/bmmintrin.h: Likewise.
19967 * config/i386/cpuid.h: Likewise.
19968 * config/i386/cross-stdarg.h: Likewise.
19969 * config/i386/crtfastmath.c: Likewise.
19970 * config/i386/crtprec.c: Likewise.
19971 * config/i386/cygming-crtbegin.c: Likewise.
19972 * config/i386/cygming-crtend.c: Likewise.
19973 * config/i386/cygwin.asm: Likewise.
19974 * config/i386/emmintrin.h: Likewise.
19975 * config/i386/gmm_malloc.h: Likewise.
19976 * config/i386/gthr-win32.c: Likewise.
19977 * config/i386/i386.h: Likewise.
19978 * config/i386/immintrin.h: Likewise.
19979 * config/i386/linux-unwind.h: Likewise.
19980 * config/i386/linux64.h: Likewise.
19981 * config/i386/mm3dnow.h: Likewise.
19982 * config/i386/mmintrin-common.h: Likewise.
19983 * config/i386/mmintrin.h: Likewise.
19984 * config/i386/nmmintrin.h: Likewise.
19985 * config/i386/pmm_malloc.h: Likewise.
19986 * config/i386/pmmintrin.h: Likewise.
19987 * config/i386/smmintrin.h: Likewise.
19988 * config/i386/sol2-c1.asm: Likewise.
19989 * config/i386/sol2-ci.asm: Likewise.
19990 * config/i386/sol2-cn.asm: Likewise.
19991 * config/i386/sol2-gc1.asm: Likewise.
19992 * config/i386/tmmintrin.h: Likewise.
19993 * config/i386/unix.h: Likewise.
19994 * config/i386/w32-unwind.h: Likewise.
19995 * config/i386/wmmintrin.h: Likewise.
19996 * config/i386/x86-64.h: Likewise.
19997 * config/i386/x86intrin.h: Likewise.
19998 * config/i386/xmmintrin.h: Likewise.
19999 * config/ia64/crtbegin.asm: Likewise.
20000 * config/ia64/crtend.asm: Likewise.
20001 * config/ia64/crtfastmath.c: Likewise.
20002 * config/ia64/crti.asm: Likewise.
20003 * config/ia64/crtn.asm: Likewise.
20004 * config/ia64/fde-glibc.c: Likewise.
20005 * config/ia64/lib1funcs.asm: Likewise.
20006 * config/ia64/linux-unwind.h: Likewise.
20007 * config/ia64/quadlib.c: Likewise.
20008 * config/ia64/unwind-ia64.c: Likewise.
20009 * config/linux.h: Likewise.
20010 * config/m32c/m32c-lib1.S: Likewise.
20011 * config/m32c/m32c-lib2-trapv.c: Likewise.
20012 * config/m32c/m32c-lib2.c: Likewise.
20013 * config/m32r/initfini.c: Likewise.
20014 * config/m68hc11/larith.asm: Likewise.
20015 * config/m68hc11/m68hc11-crt0.S: Likewise.
20016 * config/m68k/cf.md: Likewise.
20017 * config/m68k/crti.s: Likewise.
20018 * config/m68k/crtn.s: Likewise.
20019 * config/m68k/lb1sf68.asm: Likewise.
20020 * config/m68k/linux-unwind.h: Likewise.
20021 * config/mcore/crti.asm: Likewise.
20022 * config/mcore/crtn.asm: Likewise.
20023 * config/mcore/lib1.asm: Likewise.
20024 * config/mips/linux-unwind.h: Likewise.
20025 * config/mips/loongson.h: Likewise.
20026 * config/mips/mips16.S: Likewise.
20027 * config/mmix/crti.asm: Likewise.
20028 * config/mmix/crtn.asm: Likewise.
20029 * config/pa/fptr.c: Likewise.
20030 * config/pa/hpux-unwind.h: Likewise.
20031 * config/pa/lib2funcs.asm: Likewise.
20032 * config/pa/linux-atomic.c: Likewise.
20033 * config/pa/linux-unwind.h: Likewise.
20034 * config/pa/milli64.S: Likewise.
20035 * config/pa/quadlib.c: Likewise.
20036 * config/pa/stublib.c: Likewise.
20037 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20038 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20039 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20040 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20041 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20042 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20043 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20044 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20045 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20046 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20047 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20048 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20049 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20050 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20051 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20052 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20053 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20054 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20055 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20056 * config/rs6000/750cl.h: Likewise.
20057 * config/rs6000/altivec.h: Likewise.
20058 * config/rs6000/biarch64.h: Likewise.
20059 * config/rs6000/crtresfpr.asm: Likewise.
20060 * config/rs6000/crtresgpr.asm: Likewise.
20061 * config/rs6000/crtresxfpr.asm: Likewise.
20062 * config/rs6000/crtresxgpr.asm: Likewise.
20063 * config/rs6000/crtsavfpr.asm: Likewise.
20064 * config/rs6000/crtsavgpr.asm: Likewise.
20065 * config/rs6000/darwin-asm.h: Likewise.
20066 * config/rs6000/darwin-fallback.c: Likewise.
20067 * config/rs6000/darwin-fpsave.asm: Likewise.
20068 * config/rs6000/darwin-ldouble.c: Likewise.
20069 * config/rs6000/darwin-tramp.asm: Likewise.
20070 * config/rs6000/darwin-unwind.h: Likewise.
20071 * config/rs6000/darwin-vecsave.asm: Likewise.
20072 * config/rs6000/darwin-world.asm: Likewise.
20073 * config/rs6000/e500crtres32gpr.asm: Likewise.
20074 * config/rs6000/e500crtres64gpr.asm: Likewise.
20075 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20076 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20077 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20078 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20079 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20080 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20081 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20082 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20083 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20084 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20085 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20086 * config/rs6000/eabi-ci.asm: Likewise.
20087 * config/rs6000/eabi-cn.asm: Likewise.
20088 * config/rs6000/eabi.asm: Likewise.
20089 * config/rs6000/linux-unwind.h: Likewise.
20090 * config/rs6000/linux64.h: Likewise.
20091 * config/rs6000/paired.h: Likewise.
20092 * config/rs6000/paired.md: Likewise.
20093 * config/rs6000/ppc64-fp.c: Likewise.
20094 * config/rs6000/ppu_intrinsics.h: Likewise.
20095 * config/rs6000/rs6000.h: Likewise.
20096 * config/rs6000/si2vmx.h: Likewise.
20097 * config/rs6000/sol-ci.asm: Likewise.
20098 * config/rs6000/sol-cn.asm: Likewise.
20099 * config/rs6000/spe.h: Likewise.
20100 * config/rs6000/spu2vmx.h: Likewise.
20101 * config/rs6000/sysv4.h: Likewise.
20102 * config/rs6000/tramp.asm: Likewise.
20103 * config/rs6000/vec_types.h: Likewise.
20104 * config/s390/linux-unwind.h: Likewise.
20105 * config/s390/tpf-unwind.h: Likewise.
20106 * config/score/crti.asm: Likewise.
20107 * config/score/crtn.asm: Likewise.
20108 * config/sh/crt1.asm: Likewise.
20109 * config/sh/crti.asm: Likewise.
20110 * config/sh/crtn.asm: Likewise.
20111 * config/sh/divtab-sh4-300.c: Likewise.
20112 * config/sh/divtab-sh4.c: Likewise.
20113 * config/sh/divtab.c: Likewise.
20114 * config/sh/lib1funcs-4-300.asm: Likewise.
20115 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20116 * config/sh/lib1funcs.asm: Likewise.
20117 * config/sh/lib1funcs.h: Likewise.
20118 * config/sh/linux-atomic.asm: Likewise.
20119 * config/sh/linux-unwind.h: Likewise.
20120 * config/sh/shmedia.h: Likewise.
20121 * config/sh/sshmedia.h: Likewise.
20122 * config/sh/ushmedia.h: Likewise.
20123 * config/sparc/crtfastmath.c: Likewise.
20124 * config/sparc/linux-unwind.h: Likewise.
20125 * config/sparc/sol2-c1.asm: Likewise.
20126 * config/sparc/sol2-ci.asm: Likewise.
20127 * config/sparc/sol2-cn.asm: Likewise.
20128 * config/spu/divmodti4.c: Likewise.
20129 * config/spu/divv2df3.c: Likewise.
20130 * config/spu/float_disf.c: Likewise.
20131 * config/spu/float_unsdidf.c: Likewise.
20132 * config/spu/float_unsdisf.c: Likewise.
20133 * config/spu/float_unssidf.c: Likewise.
20134 * config/spu/mfc_multi_tag_release.c: Likewise.
20135 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20136 * config/spu/mfc_tag_release.c: Likewise.
20137 * config/spu/mfc_tag_reserve.c: Likewise.
20138 * config/spu/mfc_tag_table.c: Likewise.
20139 * config/spu/multi3.c: Likewise.
20140 * config/spu/spu_internals.h: Likewise.
20141 * config/spu/spu_intrinsics.h: Likewise.
20142 * config/spu/spu_mfcio.h: Likewise.
20143 * config/spu/vec_types.h: Likewise.
20144 * config/spu/vmx2spu.h: Likewise.
20145 * config/stormy16/stormy16-lib2.c: Likewise.
20146 * config/svr4.h: Likewise.
20147 * config/sync.c: Likewise.
20148 * config/v850/lib1funcs.asm: Likewise.
20149 * config/vxlib-tls.c: Likewise.
20150 * config/vxlib.c: Likewise.
20151 * config/vxworks-dummy.h: Likewise.
20152 * config/xtensa/crti.asm: Likewise.
20153 * config/xtensa/crtn.asm: Likewise.
20154 * config/xtensa/ieee754-df.S: Likewise.
20155 * config/xtensa/ieee754-sf.S: Likewise.
20156 * config/xtensa/lib1funcs.asm: Likewise.
20157 * config/xtensa/lib2funcs.S: Likewise.
20158 * config/xtensa/linux-unwind.h: Likewise.
20159 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20160 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20161 * coretypes.h: Likewise.
20162 * crtstuff.c: Likewise.
20163 * defaults.h: Likewise.
20164 * dwarf2.h: Likewise.
20165 * emutls.c: Likewise.
20166 * gbl-ctors.h: Likewise.
20167 * gcov-io.h: Likewise.
20168 * ginclude/float.h: Likewise.
20169 * ginclude/iso646.h: Likewise.
20170 * ginclude/stdarg.h: Likewise.
20171 * ginclude/stdbool.h: Likewise.
20172 * ginclude/stddef.h: Likewise.
20173 * ginclude/stdfix.h: Likewise.
20174 * ginclude/stdint-gcc.h: Likewise.
20175 * ginclude/tgmath.h: Likewise.
20176 * gthr-aix.h: Likewise.
20177 * gthr-dce.h: Likewise.
20178 * gthr-gnat.c: Likewise.
20179 * gthr-gnat.h: Likewise.
20180 * gthr-lynx.h: Likewise.
20181 * gthr-mipssde.h: Likewise.
20182 * gthr-nks.h: Likewise.
20183 * gthr-posix.c: Likewise.
20184 * gthr-posix.h: Likewise.
20185 * gthr-posix95.h: Likewise.
20186 * gthr-rtems.h: Likewise.
20187 * gthr-single.h: Likewise.
20188 * gthr-solaris.h: Likewise.
20189 * gthr-tpf.h: Likewise.
20190 * gthr-vxworks.h: Likewise.
20191 * gthr-win32.h: Likewise.
20192 * gthr.h: Likewise.
20193 * libgcc2.c: Likewise.
20194 * libgcc2.h: Likewise.
20195 * libgcov.c: Likewise.
20196 * tsystem.h: Likewise.
20197 * typeclass.h: Likewise.
20198 * unwind-c.c: Likewise.
20199 * unwind-compat.h: Likewise.
20200 * unwind-dw2-fde-compat.c: Likewise.
20201 * unwind-dw2-fde-darwin.c: Likewise.
20202 * unwind-dw2-fde-glibc.c: Likewise.
20203 * unwind-dw2-fde.c: Likewise.
20204 * unwind-dw2-fde.h: Likewise.
20205 * unwind-dw2.c: Likewise.
20206 * unwind-dw2.h: Likewise.
20207 * unwind-generic.h: Likewise.
20208 * unwind-pe.h: Likewise.
20209 * unwind-sjlj.c: Likewise.
20210 * unwind.inc: Likewise.
20211 * config/arm/neon-gen.ml: Change generated copyright header to
20212 refer to version 3 of the GNU General Public License with
20213 version 3.1 of the GCC Runtime Library Exception and to point
20214 readers at the COPYING3 and COPYING3.RUNTIME files and the
20215 FSF's license web page.
20216 * config/arm/arm_neon.h: Regenerate.
20218 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20220 * config/cris/cris.md: Change copyright header to refer to version
20221 3 of the GNU General Public License.
20222 * doc/install.texi2html: Change copyright header to refer to version
20223 3 of the GNU General Public License and to point readers at the
20224 COPYING3 file and the FSF's license web page.
20225 * config/vax/linux.h: Likewise.
20227 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20229 * config/i386/i386.md (cmpcc): New.
20230 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20231 (sync_compare_and_swap_cc*): Delete.
20233 * config/s390/s390.c (s390_compare_emitted): Remove.
20234 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20235 s390_compare_emitted used to be handled. Assert that modes match.
20236 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20237 refer to sync_compare_and_swap_ccsi.
20238 * config/s390/s390.h (s390_compare_emitted): Remove.
20239 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20240 instead of s390_compare_emitted.
20241 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20242 instead of s390_compare_emitted.
20243 * config/s390/s390.md (cmpcc): New.
20244 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20245 CC_REGNUM, do not pretend it's set.
20246 (sync_compare_and_swap_cc*): Delete.
20247 * config/s390/predicates.md (cc_reg_operand): New.
20249 * expr.c (sync_compare_and_swap_cc): Delete.
20250 * optabs.h (sync_compare_and_swap_cc): Delete.
20251 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20252 is being used with can_compare_p.
20253 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20254 (find_cc_set): New.
20255 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20256 look for a MODE_CC set instead. Use emit_store_flag.
20257 (expand_compare_and_swap_loop): Likewise, with some additional
20258 complication to avoid a force_reg when useless. Use
20259 emit_cmp_and_jump_insns.
20260 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20261 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20262 sync_compare_and_swap documentation.
20264 2009-04-09 Jan Hubicka <jh@suse.cz>
20266 * except.c (find_prev_try): Break out from ....
20267 (duplicate_eh_regions): ... here; properly update prev_try pointers
20268 when duplication part of tree.
20269 (dump_eh_tree): Improve dumping.
20270 (verify_eh_region): New.
20271 (verify_eh_tree): Use it.
20273 2009-04-06 Richard Guenther <rguenther@suse.de>
20275 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20276 &ARRAY addresses by adjusting their types and prepending
20278 * tree-cfg.c (verify_gimple_assign_single): Verify that
20279 addresses are correct.
20281 2009-04-09 Richard Guenther <rguenther@suse.de>
20283 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20284 indices into an array reference if possible.
20285 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20286 Fold POINTER_PLUS_EXPR statements with invariant address.
20288 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20291 * config.gcc (powerpc64-*-linux*): Always build biarch.
20293 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20296 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20297 it and pedwarn if this results in an INTEGER_CST.
20299 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20301 * doc/install.texi: Update minimum GMP version. Remove obsolete
20302 text in MPFR section.
20304 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20306 * dwarf2out.c (class_scope_p): New static inline.
20307 (class_or_namespace_scope_p): Use it.
20308 (gen_variable_die): Use DW_TAG_member tag for static data member
20309 declarations instead of DW_TAG_variable.
20311 PR middle-end/39573
20312 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20315 2009-04-08 Richard Guenther <rguenther@suse.de>
20317 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20318 valueize random data.
20320 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20322 * config.gcc (aix tm_file): Add aix-stdint.h.
20323 (aix tm clause use_gcc_stdint): Set to wrap.
20324 * config/rs6000/aix-stdint.h: New file.
20326 2009-04-08 Richard Guenther <rguenther@suse.de>
20328 PR middle-end/36291
20329 * tree-dfa.c (add_referenced_var): Do not recurse into
20330 global initializers.
20331 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20333 (fold_const_aggregate_ref): Likewise.
20335 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20337 * recog.c (ordered_comparison_operator): New.
20338 * gensupport.c (std_preds): Add it.
20339 * doc/md.texi (Machine-Independent Predicates): Document it.
20341 2009-04-08 Jan Hubicka <jh@suse.cz>
20343 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20344 * function.h (rtl_eh): Remove exception_handler_label_map.
20345 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20346 remove_exception_handler_label, for_each_eh_label_1): Remove.
20347 (rtl_remove_unreachable_regions): Remove.
20348 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20349 (find_exception_handler_labels): Don't build the hashtable.
20350 (maybe_remove_eh_handler): Remove.
20351 (for_each_eh_label): Rewrite to walk the tree.
20352 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20353 * except.h (maybe_remove_eh_handler): Remove.
20354 * passes.c (init_optimization_passes): Schedule second EH cleanup
20356 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20357 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20359 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20361 * genoutput.c (validate_optab_operands): New.
20362 (gen_insn, gen_expand): Call it.
20364 * genflags.c (gen_insn): Detect misused iterators.
20365 (main): Pass line_no to gen_insn, exit with status 1 on error.
20367 * genextract.c (line_no): Make global.
20368 (VEC_safe_set_locstr): Change assertion to error message.
20369 (main): Exit with status 1 on error.
20371 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20375 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20376 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20377 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20378 * c-convert.c (convert): Do not call fold on results of conversion
20379 functions when the result is a C_MAYBE_CONST_EXPR.
20380 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20381 of __builtin_choose_expr.
20382 * c-typeck.c (remove_c_maybe_const_expr): New.
20383 (build_unary_op, build_conditional_expr, build_compound_expr,
20384 build_binary_op, c_objc_common_truthvalue_conversion): Call
20385 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20388 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20390 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20391 CODE to produce a new one. Add a prototype to use fold_convert_const
20393 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20396 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20397 mix declarations and code.
20399 2009-04-08 Ben Elliston <bje@au.ibm.com>
20401 * gcc.c: Replace `CC' with `GCC' throughout.
20403 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20405 * doc/invoke.texi: Document Atom support.
20407 2009-04-07 Jason Merrill <jason@redhat.com>
20410 * c-common.h, c-common.c: Add flag_pretty_templates.
20411 * c-opts.c (c_common_handle_option): Set it.
20412 * c.opt: Add -fno-pretty-templates.
20413 * doc/invoke.texi (C++ Dialect Options): Likewise.
20415 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20417 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20418 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20419 (ia64_expand_builtin): Likewise.
20421 2009-04-07 Martin Jambor <mjambor@suse.cz>
20423 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20424 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20425 ADDR_EXPRS are include too.
20427 2009-04-07 Richard Guenther <rguenther@suse.de>
20429 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20430 decls are only used if passes as parameters or if they are
20431 local statics and the call is not to a builtin.
20432 (call_may_clobber_ref_p_1): Likewise.
20434 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20436 * expr.c (do_store_flag): Remove last argument. Simplify code
20437 to avoid duplication of tests already done by can_compare_p.
20438 (expand_expr_real_1): Adjust caller.
20440 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20442 * optabs.c (can_compare_p): Test the predicate of a
20443 cbranch and cstore pattern.
20445 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20447 * expr.c (convert_move): Use emit_store_flag instead of
20450 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20452 * config/i386/i386.c (ix86_compare_emitted): Remove.
20453 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20454 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20455 * config/i386/i386.h (ix86_compare_emitted): Remove.
20456 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20457 instead of ix86_compare_emitted.
20458 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20460 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20462 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20463 Add t-sysroot-suffix to tmake_file.
20464 * config/print-sysroot-suffix.sh: New file.
20465 * config/t-sysroot-suffix: New file.
20467 2009-04-07 Ben Elliston <bje@au.ibm.com>
20469 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20470 as the latter produces a warning when the target does not support
20473 2009-04-07 Ben Elliston <bje@au.ibm.com>
20475 * dfp.c: Replace type punning assignments with memcpy throughout.
20476 * Makefile.in (dfp.o-warn): Remove.
20478 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20481 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20482 Include soft-fp/t-softfp after rs6000/t-linux64.
20484 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20486 * stor-layout.c (set_sizetype): Use the full precision of their
20487 machine mode for bitsize types.
20489 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20491 * config/i386/i386.md: Revert 2 accidental checkins.
20493 2009-04-06 Joey Ye <joey.ye@intel.com>
20494 Xuepeng Guo <xuepeng.guo@intel.com>
20495 H.J. Lu <hongjiu.lu@intel.com>
20497 Atom pipeline model, tuning and insn selection.
20498 * config.gcc (atom): Add atom config options and target.
20500 * config/i386/atom.md: New.
20502 * config/i386/i386.c (atom_cost): New cost.
20503 (m_ATOM): New macro flag.
20504 (initial_ix86_tune_features): Set m_ATOM.
20505 (x86_accumulate_outgoing_args): Likewise.
20506 (x86_arch_always_fancy_math_387): Likewise.
20507 (processor_target): Add Atom cost.
20508 (cpu_names): Add Atom cpu name.
20509 (override_options): Set Atom ISA.
20510 (ix86_issue_rate): New case PROCESSOR_ATOM.
20511 (ix86_adjust_cost): Likewise.
20513 * config/i386/i386.h (TARGET_ATOM): New target macro.
20514 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20515 (TARGET_OPT_AGU): New target option.
20516 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20517 (processor_type): Add PROCESSOR_ATOM.
20519 * config/i386/i386.md (cpu): Add new value "atom".
20520 (use_carry, movu): New attr.
20521 (atom.md): Include atom.md.
20522 (adddi3_carry_rex64): Set attr "use_carry".
20523 (addqi3_carry): Likewise.
20524 (addhi3_carry): Likewise.
20525 (addsi3_carry): Likewise.
20526 (*addsi3_carry_zext): Likewise.
20527 (subdi3_carry_rex64): Likewise.
20528 (subqi3_carry): Likewise.
20529 (subhi3_carry): Likewise.
20530 (subsi3_carry): Likewise.
20531 (x86_movdicc_0_m1_rex64): Likewise.
20532 (*x86_movdicc_0_m1_se): Likewise.
20533 (x86_movsicc_0_m1): Likewise.
20534 (*x86_movsicc_0_m1_se): Likewise.
20535 (*adddi_1_rex64): Emit add insn as much as possible.
20536 (*addsi_1): Likewise.
20537 (return_internal): Set atom_unit.
20538 (return_internal_long): Likewise.
20539 (return_pop_internal): Likewise.
20540 (*rcpsf2_sse): Set atom_sse_attr attr.
20541 (*qrt<mode>2_sse): Likewise.
20542 (*prefetch_sse): Likewise.
20544 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20546 (ix86_target_macros_internal): Likewise.
20548 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20549 (*prefetch_sse_rex): Likewise.
20550 (sse_rcpv4sf2): Likewise.
20551 (sse_vmrcpv4sf2): Likewise.
20552 (sse_sqrtv4sf2): Likewise.
20553 (<sse>_vmsqrt<mode>2): Likewise.
20554 (sse_ldmxcsr): Likewise.
20555 (sse_stmxcsr): Likewise.
20556 (*sse_sfence): Likewise.
20557 (sse2_clflush): Likewise.
20558 (*sse2_mfence): Likewise.
20559 (*sse2_lfence): Likewise.
20560 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20561 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20562 (avx_movdqu<avxmodesuffix>): Likewise.
20563 (avx_lddqu<avxmodesuffix>): Likewise.
20564 (sse2_movntv2di): Change attr "type" to "ssemov".
20565 (sse2_movntsi): Likewise.
20566 (rsqrtv8sf2): Change attr "type" to "sseadd".
20567 (sse3_addsubv2df3): Set attr "atom_unit".
20568 (sse3_h<plusminus_insn>v4sf3): Likewise.
20569 (*sse2_pmaddwd): Likewise.
20570 (*vec_extractv2di_1_rex64): Likewise.
20571 (*vec_extractv2di_1_avx): Likewise.
20572 (sse2_psadbw): Likewise.
20573 (ssse3_phaddwv8hi3): Likewise.
20574 (ssse3_phaddwv4hi3): Likewise.
20575 (ssse3_phadddv4si3): Likewise.
20576 (ssse3_phadddv2si3): Likewise.
20577 (ssse3_phaddswv8hi3): Likewise.
20578 (ssse3_phaddswv4hi3): Likewise.
20579 (ssse3_phsubwv8hi3): Likewise.
20580 (ssse3_phsubwv4hi3): Likewise.
20581 (ssse3_phsubdv4si3): Likewise.
20582 (ssse3_phsubdv2si3): Likewise.
20583 (ssse3_phsubswv8hi3): Likewise.
20584 (ssse3_phsubswv4hi3): Likewise.
20585 (ssse3_pmaddubsw128): Likewise.
20586 (sse3_pmaddubsw: Likewise.
20587 (ssse3_palignrti): Likewise.
20588 (ssse3_palignrdi): Likewise.
20590 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20592 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20594 2009-04-06 Richard Guenther <rguenther@suse.de>
20596 PR tree-optimization/28868
20597 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20598 of which PHI results we inserted.
20599 (insert_into_preds_of_block): Record inserted PHIs.
20600 (eliminate): Eliminate redundant PHI nodes.
20601 (init_pre): Init inserted_phi_names.
20603 2009-04-06 Richard Guenther <rguenther@suse.de>
20605 PR tree-optimization/39643
20606 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20607 IMAGPART_EXPRs of complex constants.
20608 (execute_fold_all_builtins): If we folded a call queue
20609 TODO_update_address_taken.
20611 2009-04-06 Jan Hubicka <jh@suse.cz>
20613 PR middle-end/39659
20614 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20617 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20619 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20621 (ic_invalidate_array): Likewise.
20623 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20625 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20626 alignment for library calls.
20628 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20630 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20631 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20632 * config/i386/mingw-stdint.h: New file.
20634 2009-04-05 Richard Guenther <rguenther@suse.de>
20636 PR tree-optimization/39648
20637 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20638 our &A vs. &A[0] IL deficiencies.
20640 2009-04-04 Jan Hubicka <jh@suse.cz>
20642 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20643 removed toplevel regions.
20644 (sjlj_mark_call_sites): Likewise.
20646 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20648 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20649 (cygwin tm clause use_gcc_stdint): Set to wrap.
20650 * config/i386/cygwin-stdint.h: New file.
20652 2009-04-04 Richard Guenther <rguenther@suse.de>
20654 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20655 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20656 single-argument PHIs if we are in loop-closed SSA form.
20657 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20658 for the pre-condition.
20659 (slpeel_tree_peel_loop_to_edge): Likewise.
20660 (vect_build_loop_niters): Take an optional sequence to append stmts.
20661 (vect_generate_tmps_on_preheader): Likewise.
20662 (vect_do_peeling_for_loop_bound): Take extra guards for the
20664 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20665 the cost model check.
20666 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20667 guards if we are going to peel. Do not apply versioning in that case.
20668 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20669 (vect_do_peeling_for_loop_bound): Likewise.
20670 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20671 loop bound only record extra pre-conditions, do not apply loop
20674 2009-04-04 Richard Guenther <rguenther@suse.de>
20676 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20679 2009-04-04 Jan Hubicka <jh@suse.cz>
20681 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20682 last_basic_block for size of bb->index indexed array.
20683 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20684 compute_out, link_btr_uses, build_btr_def_use_webs,
20685 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20687 2009-04-04 Jan Hubicka <jh@suse.cz>
20689 * except.c (remove_eh_handler_and_replace): Break out from ...
20690 (remove_eh_handler): ... here.
20691 (bring_to_root): New function.
20692 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20693 handled ones, bring others to root of tree.
20695 2009-04-04 Jan Hubicka <jh@suse.cz>
20697 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20698 (all_phis_safe_to_merge): New function.
20699 (update_info): New structure.
20700 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20701 (cleanup_empty_eh): Update SSA if possible.
20703 2009-04-04 Richard Guenther <rguenther@suse.de>
20705 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20706 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20707 (append_vuse): Likewise.
20709 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20711 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20712 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20713 instead of REG_UNSAVED for DW_CFA_undefined.
20714 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20715 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20718 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20721 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20722 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20723 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20725 2009-04-04 Richard Guenther <rguenther@suse.de>
20727 PR tree-optimization/8781
20728 PR tree-optimization/37892
20729 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20730 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20731 (valueize_refs): Call it for *& valueizations.
20732 (shared_reference_ops_from_ref): Rename to ...
20733 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20734 (shared_reference_ops_from_call): Rename to ...
20735 (valueize_shared_reference_ops_from_call): ... this and valueize.
20736 (vn_reference_lookup): Update.
20737 (visit_reference_op_call): Likewise.
20738 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20739 (eliminate): Value-replace the call address in call statements.
20741 2009-04-04 Richard Guenther <rguenther@suse.de>
20743 PR tree-optimization/39636
20744 * tree-ssa-forwprop.c
20745 (forward_propagate_addr_into_variable_array_index): Check for
20746 GIMPLE_ASSIGN before accessing the rhs code.
20748 2009-04-03 Jason Merrill <jason@redhat.com>
20750 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20752 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20754 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20755 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20756 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20757 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20758 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20759 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20760 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20761 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20762 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20763 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20764 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20765 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20766 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20767 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20768 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20769 Use fr_reg_or_fp01_operand instead of fr_register_operand
20771 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20772 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20773 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20775 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20777 PR rtl-optimization/39607
20778 PR rtl-optimization/39631
20782 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20783 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20784 instead of DF_LR_OUT.
20785 * ira-lives.c (process_bb_node_lives): Ditto.
20786 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20787 instead of DF_LR_{OUT,IN}.
20788 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20789 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20791 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20793 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20794 (execute_lower_omp): Always run but take the short way out if -fopenmp
20796 (gate_lower_omp): Remove, forcing the pass manager to always run the
20797 pass and always set PROP_gimple_lomp.
20798 (pass_lower_omp): Remove gate function.
20799 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20800 PROP_trees. Instead, require it.
20801 * ipa-cp.c (pass_ipa_cp): Likewise.
20802 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20803 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20804 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20805 and PROP_gimple_leh.
20807 2009-04-03 Richard Guenther <rguenther@suse.de>
20809 PR middle-end/13146
20810 PR tree-optimization/23940
20811 PR tree-optimization/33237
20812 PR middle-end/33974
20813 PR middle-end/34093
20814 PR tree-optimization/36201
20815 PR tree-optimization/36230
20816 PR tree-optimization/38049
20817 PR tree-optimization/38207
20818 PR tree-optimization/38230
20819 PR tree-optimization/38301
20820 PR tree-optimization/38585
20821 PR middle-end/38895
20822 PR tree-optimization/38985
20823 PR tree-optimization/39299
20824 * tree-ssa-structalias.h: Remove.
20825 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20826 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20827 (struct vuse_element_d): Remove.
20828 (struct vuse_vec_d): Likewise.
20829 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20830 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20831 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20832 VUSE_ELEMENT_VAR): Likewise.
20833 (struct voptype_d): Likewise.
20834 (NUM_VOP_FREE_BUCKETS): Likewise.
20835 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20836 (struct stmt_operands_d): Remove.
20837 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20838 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20839 VDEF_NUM, VDEF_VECT): Likewise.
20840 (copy_virtual_operands): Remove.
20841 (operand_build_cmp): Likewise.
20842 (create_ssa_artificial_load_stmt): Likewise.
20843 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20844 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20845 vuse_index and mayuse_index members. Pack and move done and iter_type
20846 members to the front.
20847 (SSA_OP_VMAYUSE): Remove.
20848 (SSA_OP_VIRTUAL_USES): Adjust.
20849 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20850 (unlink_stmt_vdef): Declare.
20851 (add_to_addressable_set): Remove.
20852 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20853 (vrp_visit_stmt): Likewise.
20854 * doc/tree-ssa.texi (Alias analysis): Update.
20855 * doc/invoke.texi (max-aliased-vops): Remove docs.
20856 (avg-aliased-vops): Likewise.
20857 * tree-into-ssa.c (syms_to_rename): Remove.
20858 (need_to_update_vops_p): Likewise.
20859 (need_to_initialize_update_ssa_p): Rename to ...
20860 (update_ssa_initialized_fn): ... this. Track function we are
20862 (symbol_marked_for_renaming): Simplify.
20863 (add_new_name_mapping): Do not set need_to_update_vops_p.
20864 (dump_currdefs): Use SYMS_TO_RENAME.
20865 (rewrite_update_stmt): Always walk all uses/defs.
20866 (dump_update_ssa): Adjust.
20867 (init_update_ssa): Take function argument. Track what we are
20869 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20870 (create_new_def_for): Initialize for cfun, assert we are initialized
20872 (mark_sym_for_renaming): Simplify.
20873 (mark_set_for_renaming): Do not initialize update-ssa.
20874 (need_ssa_update_p): Simplify. Take function argument.
20875 (name_mappings_registered_p): Assert we ask for the correct function.
20876 (name_registered_for_update_p): Likewise.
20877 (ssa_names_to_replace): Likewise.
20878 (release_ssa_name_after_update_ssa): Likewise.
20879 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20880 (dump_decl_set): Do not print a newline.
20881 (debug_decl_set): Do it here.
20882 (dump_update_ssa): And here.
20883 * tree-ssa-loop-im.c (move_computations): Adjust.
20884 (movement_possibility): Likewise.
20885 (determine_max_movement): Likewise.
20886 (gather_mem_refs_stmt): Likewise.
20887 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20888 or NAME_MEMORY_TAG.
20889 * tree-complex.c (update_all_vops): Remove.
20890 (expand_complex_move): Adjust.
20891 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20892 Simplify test for memory referencing statement. Exclude
20893 non-invariant ADDR_EXPRs.
20894 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20895 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20896 (rdg_flag_uses): Likewise.
20897 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20899 (tree_optimize_tail_calls_1): Also split the
20900 edge from the entry block if we have degenerate PHI nodes in
20901 the first basic block.
20902 * tree.c (init_ttree): Remove memory-tag related code.
20903 (tree_code_size): Likewise.
20904 (tree_node_structure): Likewise.
20905 (build7_stat): Re-write to be build6_stat.
20906 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20907 (SSA_VAR_P): Adjust.
20908 (struct tree_memory_tag): Remove.
20909 (struct tree_memory_partition_tag): Likewise.
20910 (union tree_node): Adjust.
20911 (build7): Re-write to be build6.
20912 * tree-pass.h (pass_reset_cc_flags): Remove.
20913 (TODO_update_address_taken): New flag.
20914 (pass_simple_dse): Remove.
20915 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20916 * params.h (MAX_ALIASED_VOPS): Remove.
20917 (AVG_ALIASED_VOPS): Likewise.
20918 * omp-low.c (expand_omp_taskreg): Update SSA form.
20919 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20920 aliases the lhs in a copy stmt.
20921 * tree-ssa-dse.c (struct address_walk_data): Remove.
20922 (memory_ssa_name_same): Likewise.
20923 (memory_address_same): Likewise.
20924 (get_kill_of_stmt_lhs): Likewise.
20925 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20926 unused stores. Look through PHI nodes into post-dominated regions.
20927 (dse_optimize_stmt): Simplify. Properly remove stores.
20928 (tree_ssa_dse): Compute dominators.
20929 (execute_simple_dse): Remove.
20930 (pass_simple_dse): Likewise.
20931 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20932 gimple_loaded_syms and gimple_stored_syms computation.
20933 * toplev.c (dump_memory_report): Dump alias and pta stats.
20934 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20935 (vn_reference_eq): Likewise.
20936 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20937 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20938 valueize_vuses): Remove.
20939 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20940 (get_def_ref_stmt_vuse): ... this.
20941 (vn_reference_lookup_2): New function.
20942 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20943 walking equivalent vuses. Simplify.
20944 (vn_reference_lookup): Likewise.
20945 (vn_reference_insert): Likewise.
20946 (vn_reference_insert_pieces): Likewise.
20947 (visit_reference_op_call): Simplify.
20948 (visit_reference_op_load): Likewise.
20949 (visit_reference_op_store): Likewise.
20950 (init_scc_vn): Remove shared_lookup_vuses initialization.
20951 (free_scc_vn): Remove shared_lookup_vuses freeing.
20952 (sort_vuses, sort_vuses_heap): Remove.
20953 (get_ref_from_reference_ops): Export.
20954 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20955 vector with single vuse pointer.
20956 (vn_reference_lookup_pieces, vn_reference_lookup,
20957 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20958 (shared_vuses_from_stmt): Remove.
20959 (get_ref_from_reference_ops): Declare.
20960 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20961 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20962 memory-tag related code.
20963 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20964 (likely_value): Add comment, skip static-chain of call statements.
20965 (surely_varying_stmt_p): Adjust.
20966 (gimplify_and_update_call_from_tree): Likewise.
20967 (execute_fold_all_builtins): Do not rebuild alias info.
20968 (gimplify_and_update_call_from_tree): Properly update VOPs.
20969 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20970 (copy_ref_info): Remove memory-tag related code.
20971 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20972 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20973 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20975 * tree-ssa-dom.c (gimple_p): Remove typedef.
20976 (eliminate_redundant_computations): Adjust.
20977 (record_equivalences_from_stmt): Likewise.
20978 (avail_expr_hash): Likewise.
20979 (avail_expr_eq): Likewise.
20980 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20981 (stmt_makes_single_load): Likewise.
20982 (stmt_makes_single_store): Likewise.
20983 * tree-ssa-alias.c: Rewrite completely.
20984 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20985 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20986 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20987 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20988 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20989 Remove public functions.
20990 (pass_reset_cc_flags): Remove.
20991 (pass_build_alias): Move ...
20992 * tree-ssa-structalias.c (pass_build_alias): ... here.
20993 * tree-ssa-alias.c (may_be_aliased): Move ...
20994 * tree-flow-inline.h (may_be_aliased): ... here.
20995 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20996 count_uses_and_derefs): Move ...
20997 * gimple.c: ... here.
20998 * gimple.h (count_uses_and_derefs): Declare.
20999 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21000 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21001 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21002 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21003 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21004 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21005 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21007 * tree-dfa.c (refs_may_alias_p): Move ...
21008 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21009 * tree-ssa-alias.h: New file.
21010 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21011 (statement_sink_location): Likewise.
21012 * opts.c (decode_options): Do not adjust max-aliased-vops or
21013 avg-aliased-vops values.
21014 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21015 (TV_CALL_CLOBBER): Likewise.
21016 (TV_FLOW_SENSITIVE): Likewise.
21017 (TV_FLOW_INSENSITIVE): Likewise.
21018 (TV_MEMORY_PARTITIONING): Likewise.
21019 (TV_ALIAS_STMT_WALK): New timevar.
21020 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21021 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21022 (get_address_description): Remove memory-tag related code.
21023 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21024 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21025 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21026 and immediate uses in statements. Document.
21027 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21028 (dump_symbols): Remove.
21029 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21030 * alias.c (get_deref_alias_set): New function split out from ...
21031 (get_alias_set): ... here.
21032 * alias.h (get_deref_alias_set): Declare.
21033 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21034 type parameter. Remove restrict pointer handling. Create a
21035 ref-all pointer in case type-based alias sets do not conflict.
21036 (vect_analyze_data_refs): Remove SMT related code.
21037 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21038 (vectorizable_load): Likewise.
21039 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21040 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21041 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21042 Ignore vops and SMTs.
21043 (dr_analyze_alias): Likewise..
21044 (free_data_ref): Likewise.
21045 (create_data_ref): Likewise.
21046 (analyze_all_data_dependences): Likewise.
21047 (get_references_in_stmt): Adjust.
21048 * tree-flow-inline.h (gimple_aliases_computed_p,
21049 gimple_addressable_vars, gimple_call_clobbered_vars,
21050 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21051 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21052 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21053 gimple_mem_ref_stats): Remove.
21054 (gimple_vop): New function.
21055 (op_iter_next_use): Remove vuses and mayuses cases.
21056 (op_iter_next_def): Remove vdefs case.
21057 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21058 (clear_and_done_ssa_iter): Do not set removed fields.
21059 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21060 Assert we are not iterating over vuses or vdefs if not also
21061 iterating over uses or defs.
21062 (op_iter_init_use): Likewise.
21063 (op_iter_init_def): Likewise.
21064 (op_iter_next_vdef): Remove.
21065 (op_iter_next_mustdef): Likewise.
21066 (op_iter_init_vdef): Likewise.
21067 (compare_ssa_operands_equal): Likewise.
21068 (link_use_stmts_after): Handle vuse operand.
21069 (is_call_used): Use is_call_clobbered.
21070 (is_call_clobbered): Global variables are always call clobbered,
21071 query the call-clobbers bitmap.
21072 (mark_call_clobbered): Ignore global variables.
21073 (clear_call_clobbered): Likewise.
21074 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21075 virtual operands sanity check.
21076 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21078 (TARGET_MEM_REF): Remove TMR_TAG operand.
21079 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21080 Remove call-clobber related code.
21081 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21082 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21083 partitions or escape reason.
21084 (get_single_def_stmt, get_single_def_stmt_from_phi,
21085 get_single_def_stmt_with_phi): Remove.
21086 (dump_referenced_vars): Tidy.
21087 (get_ref_base_and_extent): Allow bare decls.
21088 (collect_dfa_stats): Adjust.
21089 * graphite.c (rename_variables_in_stmt): Adjust.
21090 (graphite_copy_stmts_from_block): Likewise.
21091 (translate_clast): Likewise.
21092 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21094 (translate_vuse_through_block): Use the oracle.
21095 (phi_translate_1): Adjust.
21096 (value_dies_in_block_x): Use the oracle. Cache the outcome
21098 (valid_in_sets): Check if the VUSE for
21099 a REFERENCE is available.
21100 (eliminate): Do not remove stmts during elimination,
21101 instead queue and remove them afterwards.
21102 (do_pre): Do not rebuild alias info.
21103 (pass_pre): Run TODO_rebuild_alias before PRE.
21104 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21105 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21106 (mark_all_v_defs_stmt): Remove.
21107 (mark_all_v_defs_seq): Adjust.
21108 (sra_replace): Likewise.
21109 (scalarize_use): Likewise.
21110 (scalarize_copy): Likewise.
21111 (scalarize_init): Likewise.
21112 (scalarize_ldst): Likewise.
21113 (todoflags): Remove.
21114 (tree_sra): Do not rebuild alias info.
21115 (tree_sra_early): Adjust.
21116 (pass_sra): Run TODO_update_address_taken before SRA.
21117 * tree-predcom.c (set_alias_info): Remove.
21118 (prepare_initializers_chain): Do not call it.
21119 (mark_virtual_ops_for_renaming): Adjust.
21120 (mark_virtual_ops_for_renaming_list): Remove.
21121 (initialize_root_vars): Adjust.
21122 (initialize_root_vars_lm): Likewise.
21123 (prepare_initializers_chain): Likewise.
21124 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21125 (may_propagate_copy_into_stmt): Likewise.
21126 (merge_alias_info): Do nothing for now.
21127 (propagate_tree_value_into_stmt): Adjust.
21128 (stmt_may_generate_copy): Likewise.
21129 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21130 not mark symbols for renaming.
21131 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21132 with the same statement, make sure to update the new pointed-to one.
21133 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21134 call statements, do not mark symbols for renaming.
21135 (mark_operand_necessary): Dump something.
21136 (ref_may_be_aliased): New function.
21137 (mark_aliased_reaching_defs_necessary_1): New helper function.
21138 (mark_aliased_reaching_defs_necessary): Likewise.
21139 (mark_all_reaching_defs_necessary_1): Likewise.
21140 (mark_all_reaching_defs_necessary): Likewise.
21141 (propagate_necessity): Do not process virtual PHIs. For
21142 non-aliased loads mark all reaching definitions as necessary.
21143 For aliased loads and stores mark the immediate dominating
21144 aliased clobbers as necessary.
21145 (visited): New global static.
21146 (perform_tree_ssa_dce): Free visited bitmap after propagating
21148 (remove_dead_phis): Perform simple dead virtual PHI removal.
21149 (remove_dead_stmt): Properly unlink virtual operands when
21151 (eliminate_unnecessary_stmts): Schedule PHI removal after
21153 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21154 (process_replaceable): Likewise.
21155 (find_replaceable_in_bb): Likewise.
21156 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21157 based on the single gimple vop.
21158 (verify_flow_insensitive_alias_info): Remove.
21159 (verify_flow_sensitive_alias_info): Likewise.
21160 (verify_call_clobbering): Likewise.
21161 (verify_memory_partitions): Likewise.
21162 (verify_alias_info): Likewise.
21163 (verify_ssa): Adjust..
21164 (execute_update_addresses_taken): Export. Update SSA
21165 manually. Optimize only when optimizing. Use a local bitmap.
21166 (pass_update_address_taken): Remove TODO_update_ssa, add
21168 (pass_update_address_taken): Just use TODO_update_address_taken.
21169 (init_tree_ssa): Do not initialize addressable_vars.
21170 (verify_ssa): Verify new VUSE / VDEF properties.
21171 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21172 Do not call verify_alias_info.
21173 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21174 Do not free the loaded and stored syms bitmaps. Reset the escaped
21175 and callused solutions. Do not free addressable_vars.
21176 Remove memory-tag related code.
21177 (warn_uninitialized_var): Aliases are always available.
21178 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21179 * lambda-code.c (can_put_in_inner_loop): Adjust.
21180 (can_put_after_inner_loop): Likewise.
21181 (perfect_nestify): Likewise.
21182 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21183 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21184 (vectorizable_conversion): Do not mark symbols for renaming.
21185 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21186 (expand_call_inline): Unlink the calls virtual operands before
21188 (tree_function_versioning): Do not call update_ssa if we are not
21189 updating clones. Simplify.
21190 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21191 (propagate_with_phi): Likewise..
21192 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21193 clobber code. Assert we are not aliased or global.
21194 * tree-flow.h: Include tree-ssa-alias.h
21195 (enum escape_type): Remove.
21196 (struct mem_sym_stats_d): Likewise.
21197 (struct mem_ref_stats_d): Likewise.
21198 (struct gimple_df): Add vop member. Remove global_var,
21199 call_clobbered_vars, call_used_vars, addressable_vars,
21200 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21201 escaped and callused members.
21202 (struct ptr_info_def): Remove all members, add points-to solution
21204 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21205 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21206 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21207 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21208 (tree-ssa-alias.o): Likewise.
21209 (toplev.o): Add tree-ssa-alias.h
21210 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21211 * gimple.c (gimple_set_bb): Fix off-by-one error.
21212 (is_gimple_reg): Do not handle memory tags.
21213 (gimple_copy): Also copy virtual operands.
21214 Delay updating the statement. Do not reset loaded and stored syms.
21215 (gimple_set_stored_syms): Remove.
21216 (gimple_set_loaded_syms): Likewise.
21217 (gimple_call_copy_skip_args): Copy the virtual operands
21218 and mark the new statement modified.
21219 * tree-ssa-structalias.c (may_alias_p): Remove.
21220 (set_uids_in_ptset): Take the alias set to prune with as
21221 parameter. Fold in the alias test of may_alias_p.
21222 (compute_points_to_sets): Compute whether a ptr is dereferenced
21223 in a local sbitmap.
21224 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21225 other ADDRESSOF constraints on the lhs.
21226 (get_constraint_for_component_ref): Assert that we don't get
21227 ADDRESSOF constraints from the base of the reference.
21228 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21229 (struct variable_info): Remove collapsed_to member.
21230 (get_varinfo_fc): Remove.
21231 (new_var_info): Do not set collapsed_to.
21232 (dump_constraint): Do not follow cycles.
21233 (dump_constraint_graph): Likewise.
21234 (build_pred_graph): Likewise.
21235 (build_succ_graph): Likewise.
21236 (rewrite_constraints): Likewise.
21237 (do_simple_structure_copy): Remove.
21238 (do_rhs_deref_structure_copy): Remove.
21239 (do_lhs_deref_structure_copy): Remove.
21240 (collapse_rest_of_var): Remove.
21241 (do_structure_copy): Re-implement.
21242 (pta_stats): New global variable.
21243 (dump_pta_stats): New function.
21244 (struct constraint_expr): Make offset signed.
21245 (UNKNOWN_OFFSET): Define special value.
21246 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21247 (solution_set_expand): New helper function split out from ...
21248 (do_sd_constraint): ... here.
21249 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21250 (do_ds_constraint): Likewise.
21251 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21252 and CALLUSED = *CALLUSED.
21253 (set_union_with_increment): Make inc argument signed.
21254 (type_safe): Remove.
21255 (get_constraint_for_ptr_offset): Handle unknown and negative
21257 (first_vi_for_offset): Handle offsets before start. Bail
21258 out early for offsets beyond the variable extent.
21259 (first_or_preceding_vi_for_offset): New function.
21260 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21261 Together with ESCAPED = *ESCAPED this properly computes reachability.
21262 (find_what_var_points_to): New function.
21263 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21264 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21265 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21266 pt_solutions_intersect): New functions.
21267 (compute_call_used_vars): Remove.
21268 (compute_may_aliases): New main entry into PTA computation.
21269 * gimple.h (gimple_p): New typedef.
21270 (struct gimple_statement_base): Remove references_memory_p.
21271 (struct gimple_statement_with_memory_ops_base): Remove
21272 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21274 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21275 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21276 gimple_set_references_memory): Remove.
21277 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21278 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21280 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21281 (verify_expr): Allow RESULT_DECL.
21282 (gimple_duplicate_bb): Do not copy virtual operands.
21283 (gimple_duplicate_sese_region): Adjust.
21284 (gimple_duplicate_sese_tail): Likewise.
21285 (mark_virtual_ops_in_region): Remove.
21286 (move_sese_region_to_fn): Do not call it.
21287 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21288 and pass_simple_dse.
21289 (execute_function_todo): Handle TODO_update_address_taken,
21290 call execute_update_addresses_taken for TODO_rebuild_alias.
21291 (execute_todo): Adjust.
21292 (execute_one_pass): Init dump files early.
21293 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21295 (create_general_new_stmt): Clear vops.
21296 * tree-ssa-reassoc.c (get_rank): Adjust.
21297 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21298 symbols for renaming.
21299 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21300 (PARAM_AVG_ALIASED_VOPS): Likewise.
21301 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21302 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21303 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21304 (operand_build_cmp, copy_virtual_operands,
21305 create_ssa_artificial_load_stmt, add_to_addressable_set,
21306 gimple_add_to_addresses_taken): Remove public functions.
21307 (unlink_stmt_vdef): New function.
21309 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21311 * config.gcc (powerpc-*-linux*): Merge variants.
21313 2009-04-02 Chao-ying Fu <fu@mips.com>
21314 James Grosbach <james.grosbach@microchip.com>
21316 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21317 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21319 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21320 keep_interrupts_masked_p, use_debug_exception_return_p.
21321 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21322 keep_interrupts_masked, use_debug_exception_return.
21323 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21324 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21326 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21327 (mips_print_operand): Process COP0 registers to print $0 .. $31
21328 correctly for GAS to process.
21329 (mips_interrupt_extra_call_saved_reg_p): New function.
21330 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21332 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21333 (mips_compute_frame_info): Add supports for interrupt context that
21334 includes doubleword accumulators and COP0 registers.
21335 (mips_for_each_saved_acc): New function.
21336 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21337 mips_for_each_saved_reg.
21338 (mips_save_reg): Save accumulators.
21339 (mips_kernel_reg_p): A new for_each_rtx callback.
21340 (mips_expand_prologue): Support interrupt handlers.
21341 (mips_restore_reg): Restore accumulators.
21342 (mips_expand_epilogue): Support interrupt handlers.
21343 (mips_can_use_return_insn): Return false for interrupt handlers.
21344 (mips_epilogue_uses): New function.
21345 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21346 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21347 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21348 cop0_move): New instructions.
21349 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21350 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21352 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21354 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21355 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21356 interrupt handlers, we use K0 as the temporary register.
21357 (EPILOGUE_USES): Change to a function call.
21358 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21359 handlers, we use K0 as the temporary register.
21361 * doc/extend.texi (Function Attributes): Document interrupt,
21362 use_shadow_register_set, keep_interrupts_masked,
21363 use_debug_exception_return for MIPS attributes.
21365 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21367 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21368 Remove a number of t-files from tmake_file.
21369 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21370 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21371 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21372 target_prototype, not TARGET_PROTOTYPE.
21373 (LINK_OS_GNU_SPEC): Define.
21374 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21375 and darwin-ldoubdle.c.
21377 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21380 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21381 (cpp_options): Ditto.
21382 (default_compilers): Ditto.
21383 (display_help): Ditto.
21384 (process_command): Ditto.
21385 (do_spec_1): Ditto.
21386 (set_input): Use lbasename instead of duplicate code.
21387 (save_temps_prefix): New static for -save-temps=obj.
21388 (save_temps_length): Ditto.
21390 * doc/invoke.texi (-save-temps=obj): Document new variant to
21391 -save-temps switch.
21393 2009-04-02 Jeff Law <law@redhat.com>
21395 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21398 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21400 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21401 * configure: Regenerated.
21403 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21405 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21406 share the argument list.
21408 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21412 2009-02-12 Diego Novillo <dnovillo@google.com>
21414 * varpool.c (debug_varpool): New.
21415 * cgraph.h (debug_varpool): Declare.
21417 2009-04-02 Jan Hubicka <jh@suse.cz>
21419 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21422 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21424 * config/i386/i386.c (ix86_abi): Move initialization to ...
21425 (override_options): Here.
21427 2009-04-02 Christian Bruel <christian.bruel@st.com>
21429 * config/sh/sh.c (sh_dwarf_register_span): New function.
21430 (TARGET_DWARF_REGISTER_SPAN): Define.
21431 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21433 2009-04-02 Ira Rosen <irar@il.ibm.com>
21435 PR tree-optimization/39595
21436 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21437 interleaved loads group is not greater than the SLP group size.
21439 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21441 * builtins.c (is_builtin_name): New.
21442 (called_as_built_in): Use is_builtin_name.
21443 * tree.h (is_builtin_name): New.
21444 * varasm.c (incorporeal_function_p): Use is_builtin_name
21446 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21448 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21450 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21453 * c-decl.c (clone_underlying_type): Move this ...
21454 * c-common.c (set_underlying_type): ... here.
21455 Also, make sure the function properly sets TYPE_STUB_DECL() on
21456 the newly created typedef variant type.
21457 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21458 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21461 2009-04-02 Richard Guenther <rguenther@suse.de>
21463 PR tree-optimization/37221
21464 * tree-flow.h (degenerate_phi_result): Declare.
21465 * tree-ssa-dom.c (degenerate_phi_result): Export.
21466 * tree-scalar-evolution.c (analyze_initial_condition): If
21467 the initial condition is defined by a degenerate PHI node
21468 use the degenerate value.
21470 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21472 PR rtl-optimization/39588
21473 * combine.c (merge_outer_ops): Do not set the constant when this
21475 (simplify_shift_const_1): Do not modify it either in this case.
21477 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21479 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21480 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21482 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21485 * c-lex.c (interpret_float): Default (no suffix) is double.
21487 2009-04-1 Xinliang David Li <davidxl@google.com>
21489 * config/i386/i386.c (legitimate_constant_p): Recognize
21490 all one vector constant.
21492 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21494 * config/vax/vax.c: Add #includes to silence warnings.
21495 Change #include order to silence two warnings.
21497 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21499 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21500 (ASM_SPEC): Pass -k to the assembler for PIC code.
21502 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21504 * config.gcc: Add vax-*-linux* to the switch.
21505 * config/vax/linux.h: New file. (TARGET_VERSION,
21506 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21508 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21510 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21511 Use predicate macros instead of GET_CODE() == foo.
21512 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21513 ashlsi3, rotrsi3, <unnamed>): Likewise.
21515 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21517 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21518 jbbccihi, jbbccisi): Remova trailing whitespace.
21519 * config/vax/constraints.md: Likewise.
21520 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21521 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21522 * config/vax/predicates.md: Likewise.
21523 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21524 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21525 * config/vax/vax.h: Likewise.
21526 * config/vax/vax.md (nonlocal_goto): Likewise.
21528 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21530 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21531 (indirectable_address_p, adjacent_operands_p): Add spaces around
21533 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21535 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21537 * config/vax/vax.c (legitimate_constant_address_p,
21538 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21539 index_term_p, reg_plus_index_p, legitimate_address_p,
21540 vax_mode_dependent_address_p): Update comments to match functions
21541 modified by the recent int->bool conversion.
21543 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21545 * config/vax/builtins.md: Update copyright message.
21546 * config/vax/constraints.md: Likewise.
21547 * config/vax/netbsd-elf.h: Likewise.
21548 * config/vax/predicates.md: Likewise.
21549 * config/vax/vax-protos.h: Likewise.
21550 * config/vax/vax.c: Likewise.
21551 * config/vax/vax.h: Likewise.
21552 * config/vax/vax.md: Likewise.
21553 * config/vax/vax.opt: Likewise.
21555 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21557 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21558 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21559 * config/vax/constraints.md (B, R): Likewise.
21560 * config/vax/predicates.md (external_memory_operand,
21561 nonimmediate_addsub_di_operand): Likewise.
21562 * config/vax/vax.c (vax_output_int_add): Likewise.
21563 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21564 untyped_call): Likewise.
21566 2009-04-01 Matt Thomas <matt@3am-software.com>
21568 * config/vax/predicates.md: New file.
21569 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21570 external_const_operand, nonsymbolic_operand, external_memory_operand,
21571 indirect_memory_operand, indexed_memory_operand,
21572 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21573 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21575 * config/vax/constraints.md: New file.
21576 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21578 * config/vax/builtins.md: New file.
21579 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21580 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21582 * config/vax/vax.opt (mqmath): Add option.
21583 * config/vax/vax.md (isfx): Extend with DI.
21584 (VAXintQH, VAXintQHSD): Define.
21585 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21586 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21587 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21588 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21589 (movdi): Update constraints and use vax_output_int_move().
21590 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21591 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21592 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21593 nonlocal_goto): New.
21594 (mov<mode>): Extend accepted operand types.
21595 (subdi3_old): Rename from subdi3, change update constraints and use
21596 a new implementation.
21597 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21598 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21599 MOVE_RATIO, CLEAR_RATIO): Define.
21600 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21601 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21602 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21603 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21604 (split_quadword_operands): Make static and really allow variable
21606 (print_operand_address): Update for PIC generation.
21607 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21608 indexable_address_p, fixup_mathdi_operand,
21609 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21610 (vax_float_literal, legitimate_constant_p,
21611 indirectable_constant_address_p, index_term_p,
21612 reg_plus_index_p): Return bool instead of int.
21613 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21615 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21617 (vax_output_conditional_branch): Indent.
21618 (legitimate_constant_address_p, indirectable_constant_address_p,
21619 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21620 vax_mode_dependent_address_p): Return bool instead of int, update for
21622 * config/vax/vax-protos.h (legitimate_constant_address_p,
21623 legitimate_constant_p, legitimate_address_p,
21624 vax_mode_dependent_address_p): Change declaration to bool.
21625 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21626 vax_expand_addsub_di_operands, vax_output_int_subtract,
21627 vax_output_movmemsi): Declare.
21628 (split_quadword_operands, vax_float_literal): Delete declaration.
21629 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21630 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21631 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21632 ASM_OUTPUT_DWARF_PCREL): Define.
21633 (ASM_SPEC): Change definition to allow PIC generation.
21635 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21637 * doc/sourcebuild.texi: Update front-end requirements.
21639 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21642 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21643 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21644 (booldi3_internal3): Use boolean_or_operator instead of
21647 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21650 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21651 declarator whose size is not an integer constant expression but
21652 folds to an integer constant, then treat it as a constant
21655 2009-04-01 Richard Guenther <rguenther@suse.de>
21657 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21658 i * 4 + 2 to (i * 2 + 1) * 2.
21660 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21663 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21664 return if c_parser_asm_string_literal returned NULL.
21666 2009-04-01 Nick Clifton <nickc@redhat.com>
21668 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21670 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21671 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21672 other typedefs to avoid conflicts with libgcc2.c. Define labels
21673 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21675 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21676 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21679 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21681 * varasm.c (default_function_rodata_section): Declare DOT as
21684 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21685 Andrey Galkin <agalkin@hypercom.com>
21688 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21689 Make object_name unique for each process.
21691 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21694 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21695 addressable variables in the parallel that could go out of scope while
21696 running queued tasks.
21698 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21700 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21701 (CASE_VALUES_THRESHOLD): Redefine.
21702 * config/avr/avr.c (avr_override_options): Remove initialization of
21703 avr_case_values_threshold variable.
21704 (avr_case_values_threshold): Remove variable. Add new function.
21705 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21706 * config/avr/avr.opt (mno-tablejump): Remove option.
21707 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21709 2009-04-01 DJ Delorie <dj@redhat.com>
21711 * varasm.c (default_function_rodata_section): Don't assume
21712 anything about where the first '.' in the section name is.
21714 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21716 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21717 rs6000_emit_stack_tie.
21719 2009-03-31 Ian Lance Taylor <iant@google.com>
21721 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21722 gimple_code with GIMPLE_RESX, not RESX.
21724 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21726 * c-common.c (c_get_ident): New.
21727 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21729 2009-04-01 Ben Elliston <bje@au.ibm.com>
21731 * config/rs6000/sysv4.opt (msdata): Improve option description.
21733 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21735 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21736 (divdf3_internal_lat): Remove.
21737 (divxf3_internal_lat): Remove.
21738 (divxf3_internal_thr): Remove.
21739 (divxf): Use divxf3_internal.
21740 * config/ia64/div.md (divsf3_internal_lat): New.
21741 (divdf3_internal_lat): New.
21742 (divxf3_internal): New.
21744 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21747 * Makefile.in (USE_GCC_STDINT): Define.
21748 (stmp-int-hdrs): Install stdint.h if applicable.
21749 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21751 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21752 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21753 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21754 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21755 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21756 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21757 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21758 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21759 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21760 (c_common_nodes_and_builtins): Initialize
21761 underlying_wchar_type_node. Do not initialize
21762 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21763 nodes for new types.
21764 (c_stddef_cpp_builtins): Define macros for new types.
21765 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21767 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21768 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21769 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21770 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21771 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21772 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21773 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21774 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21775 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21776 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21777 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21778 int16_type_node, int32_type_node, int64_type_node,
21779 uint8_type_node, uint16_type_node, c_uint32_type_node,
21780 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21781 int_least32_type_node, int_least64_type_node,
21782 uint_least8_type_node, uint_least16_type_node,
21783 uint_least32_type_node, uint_least64_type_node,
21784 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21785 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21786 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21787 uintptr_type_node): Define.
21788 * c-cppbuiltin.c (builtin_define_constants,
21789 builtin_define_type_minmax): New.
21790 (builtin_define_stdint_macros): Define more macros.
21791 (c_cpp_builtins): Define more limit macros.
21792 (type_suffix): New.
21793 (builtin_define_type_max): Define in terms of
21794 builtin_define_type_minmax. Remove is_long parameter. All
21796 * config.gcc (use_gcc_stdint): Define.
21797 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21798 Add newlib-stdint.h for generic targets.
21799 * config/glibc-stdint.h, config/newlib-stdint.h,
21800 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21801 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21802 * config/score/score.h (UINTPTR_TYPE): Define.
21803 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21804 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21805 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21806 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21807 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21808 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21809 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21810 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21811 * config/spu/spu.h (STDINT_LONG32): Define.
21812 * configure.ac (use_gcc_stdint): Substitute.
21813 * configure: Regenerate.
21814 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21815 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21816 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21817 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21818 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21819 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21820 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21821 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21822 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21823 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21824 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21825 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21826 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21827 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21828 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21829 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21830 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21831 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21832 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21833 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21834 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21835 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21836 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21837 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21838 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21839 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21840 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21841 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21842 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21844 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21846 * loop-iv.c (suitable_set_for_replacement): Renamed from
21847 simplify_using_assignment; changed to return bool and to accept new
21848 args DEST and SRC. Return true iff we find a source/destination pair
21849 that can be used to make a replacement, and fill SRC and DEST if so.
21850 Remove arg ALTERED. Don't deal with altered regs here. All callers
21852 (simplify_using_initial_values): Deal with altered regs here and track
21853 more precisely the effect they have on the validity of our expression.
21855 * loop-iv.c (simplify_using_condition): A condition of the form
21856 (EQ REG CONST) can be used to simply make a substitution.
21857 (simplify_using_initial_values): Keep track of conditions we have seen
21858 and keep using them to simplify new expressions, while applying the
21859 same substitutions to them as to the expression.
21861 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21862 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21865 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21866 changed. Use this when trying to improve the upper bound.
21867 Generate the comparison by using simplify_gen_relational.
21869 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21871 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21873 (simplify_using_assignment, simplify_using_initial_values): Call
21874 replace_in_expr to make replacements. Call replace_single_def_regs
21875 once on the initial version of the expression.
21877 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21880 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21882 2009-03-31 Richard Guenther <rguenther@suse.de>
21884 PR middle-end/31029
21885 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21886 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21888 2009-03-31 Richard Guenther <rguenther@suse.de>
21890 * tree.h (div_if_zero_remainder): Declare.
21891 * fold-const.c (div_if_zero_remainder): Export.
21892 * tree-ssa-forwprop.c
21893 (forward_propagate_addr_into_variable_array_index): Handle
21894 constant array index addition outside of the variable index.
21896 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21899 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21900 define_splits, floatunssi<mode>2): Require x87 conversions from
21901 DImode to be permitted.
21903 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21905 PR preprocessor/15638
21906 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21908 2009-03-31 Richard Guenther <rguenther@suse.de>
21910 PR middle-end/23401
21911 PR middle-end/27810
21912 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21913 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21914 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21915 a separate statement.
21916 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21917 (lookup_tmp_var): Likewise.
21918 (is_gimple_formal_tmp_or_call_rhs): Remove.
21919 (is_gimple_reg_or_call_rhs): Rename to ...
21920 (is_gimple_reg_rhs_or_call): ... this.
21921 (is_gimple_mem_or_call_rhs): Rename to ...
21922 (is_gimple_mem_rhs_or_call): ... this.
21923 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21924 DECL_GIMPLE_REG_P only if is_formal is true.
21925 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21926 for non-proper post-modify expression gimplification.
21927 (gimplify_self_mod_expr): For post-modify expressions gimplify
21928 the lvalue to a minimal lvalue.
21929 (rhs_predicate_for): Remove formal temp case.
21930 (gimplify_modify_expr_rhs): Likewise.
21931 (gimplify_addr_expr): Use is_gimple_reg.
21932 (gimplify_expr): Remove formal temp cases.
21933 (gimple_regimplify_operands): Likewise.
21934 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21935 and FILTER_EXPR like constants.
21936 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21938 (is_gimple_formal_tmp_rhs): Remove.
21939 (is_gimple_reg_rhs): Remove special casing.
21940 (is_gimple_mem_rhs): Fix.
21941 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21942 (is_gimple_formal_tmp_var): Remove.
21943 (is_gimple_formal_tmp_reg): Likewise.
21944 (is_gimple_min_lval): Allow invariant component ref parts.
21945 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21946 is_gimple_formal_tmp_reg): Remove declarations.
21947 * tree-cfg.c (verify_expr): Verify that variables with address
21948 taken do not have DECL_GIMPLE_REG_P set.
21949 * tree-mudflap.c (mf_build_check_statement_for): Use
21950 force_gimple_operand instead of gimplify_expr.
21952 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21954 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21955 schedulable rows to compute_split_row.
21957 2009-03-31 Ben Elliston <bje@au.ibm.com>
21960 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21963 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21965 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21966 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21967 * configure: Regenerate.
21968 * config.in: Regenerate.
21969 * config/rs6000/rs6000.opt (mtls-markers): Add.
21970 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21971 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21972 (tls_ld_aix, tls_ld_sysv): Likewise.
21973 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21974 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21976 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21978 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21980 2009-03-30 Jan Hubicka <jh@suse.cz>
21982 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21984 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21985 detection and label handling.
21987 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21989 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21990 left_conflicts_size.
21991 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21992 ALLOCNO_LEFT_CONFLICTS_SIZE.
21994 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21995 remove_allocno_from_bucket_and_push,
21996 allocno_spill_priority_compare, push_allocnos_to_stack,
21997 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21998 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21999 (setup_allocno_left_conflicts_num): Ditto. Rename to
22000 setup_allocno_left_conflicts_size.
22001 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22002 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22003 setup_allocno_left_conflicts_size instead of
22004 setup_allocno_left_conflicts_num.
22006 * ira-build.c (ira_create_allocno): Use
22007 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22008 ALLOCNO_LEFT_CONFLICTS_NUM.
22010 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22012 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22013 instead of DF_LR_OUT.
22015 * ira-lives.c (process_bb_node_lives): Ditto.
22017 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22018 instead of DF_LR_{OUT,IN}.
22020 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22022 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22024 2009-03-30 Jan Hubicka <jh@suse.cz>
22026 * except.c (label_to_region_map): Fix thinko.
22028 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22030 PR middle-end/38237
22031 * tree.h (tree_find_value): New declaration.
22032 * tree.c (tree_find_value): New function.
22033 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22035 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22038 * c-decl.c (struct c_binding): Add locus field.
22039 (bind): Add locus argument, set locus field from it.
22040 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22041 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22042 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22043 implicitly_declare, undeclared_variable, lookup_label,
22044 declare_label, c_make_fname_decl, c_builtin_function,
22045 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22048 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22051 * config/i386/i386.c (classify_argument): Check total size of
22054 2009-03-30 Martin Jambor <mjambor@suse.cz>
22056 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22057 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22058 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22061 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22062 seen_variable_array_ref while also traversing a union.
22064 * tree-inline.c (optimize_inline_calls): Do not call
22065 cgraph_node_remove_callees.
22066 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22067 (pass_remove_cgraph_callee_edges): New variable.
22068 * passes.c (init_optimization_passes): Add
22069 pass_remove_cgraph_callee_edges after early inlining and before all
22070 late intraprocedural passes.
22072 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22074 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22076 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22077 Fix typos in names.
22079 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22081 * combine.c (simplify_comparison): Use have_insn_for.
22082 * dojump.c (do_jump): Likewise.
22084 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22086 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22087 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22088 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22089 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22090 instead of sparc_compare_emitted.
22091 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22092 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22093 instead of sparc_compare_emitted.
22095 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22097 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22098 enter/exit cfglayout mode.
22099 (pass_partition_block): Require it.
22100 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22101 (combine_instructions): Track basic blocks instead of labels.
22102 (update_cfg_for_uncondjump): New.
22103 (try_combine): Use it. Update jumps after rescanning.
22104 (pass_combine): Require PROP_cfglayout.
22105 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22107 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22109 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22110 Provide/destroy PROP_cfglayout respectively.
22111 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22112 * tree-pass.h (PROP_cfglayout): New.
22114 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22116 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22117 fold_convert_const_fixed_from_fixed,
22118 fold_convert_const_fixed_from_int,
22119 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22120 set TREE_CONSTANT_OVERFLOW.
22121 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22122 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22124 2009-03-30 Ira Rosen <irar@il.ibm.com>
22126 * tree-vect-loop-manip.c: New file.
22127 * tree-vectorizer.c: Update documentation and included files.
22128 (vect_loop_location): Make extern.
22129 (rename_use_op): Move to tree-vect-loop-manip.c
22130 (rename_variables_in_bb, rename_variables_in_loop,
22131 slpeel_update_phis_for_duplicate_loop,
22132 slpeel_update_phi_nodes_for_guard1,
22133 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22134 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22135 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22136 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22137 find_loop_location): Likewise.
22138 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22139 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22140 get_vectype_for_scalar_type, vect_is_simple_use,
22141 supportable_widening_operation, supportable_narrowing_operation):
22143 (bb_in_loop_p): Move to tree-vect-loop.c.
22144 (new_loop_vec_info, destroy_loop_vec_info,
22145 reduction_code_for_scalar_code, report_vect_op,
22146 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22147 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22148 (vect_supportable_dr_alignment): Likewise.
22149 * tree-vectorizer.h (tree-data-ref.h): Include.
22150 (vect_loop_location): Declare.
22151 Reorganize function declarations according to the new file structure.
22152 * tree-vect-loop.c: New file.
22153 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22154 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22155 * tree-vect-data-refs.c: New file.
22156 * tree-vect-patterns.c (timevar.h): Don't include.
22157 * tree-vect-stmts.c: New file.
22158 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22159 tree-vect-slp.c, tree-vect-loop.c.
22160 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22161 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22162 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22163 (tree-vect-analyze.o): Remove.
22164 (tree-vect-transform.o): Likewise.
22165 (tree-vect-data-refs.o): Add rule.
22166 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22167 tree-vect-slp.o): Likewise.
22168 (tree-vect-patterns.o): Remove redundant dependencies.
22169 (tree-vectorizer.o): Likewise.
22170 * tree-vect-slp.c: New file.
22172 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22174 * optc-gen.awk: Warn if an option flag has multiple different
22177 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22179 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22180 -floop-block): Document dependences on PPL, CLooG and Graphite.
22182 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22184 PR rtl-optimization/323
22185 * c-common.c (c_fully_fold, convert_and_check,
22186 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22187 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22188 * c-common.def (EXCESS_PRECISION_EXPR): New.
22189 * c-cppbuiltin.c (builtin_define_float_constants): Define
22190 constants with enough digits for long double.
22191 * c-lex.c (interpret_float): Interpret constant with excess
22192 precision where appropriate.
22193 * c-opts.c (c_common_post_options): Set
22194 flag_excess_precision_cmdline. Give an error for
22195 -fexcess-precision=standard for C++ for processors where the
22196 option is significant.
22197 * c-parser.c (c_parser_conditional_expression): Handle excess
22198 precision in condition.
22199 * c-typeck.c (convert_arguments): Handle arguments with excess
22201 (build_unary_op): Move excess precision outside operation.
22202 (build_conditional_expr): Likewise.
22203 (build_compound_expr): Likewise.
22204 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22205 (build_modify_expr): Handle excess precision in RHS.
22206 (convert_for_assignment): Handle excess precision in converted
22208 (digest_init, output_init_element, process_init_element): Handle
22209 excess precision in initializer.
22210 (c_finish_return): Handle excess precision in return value.
22211 (build_binary_op): Handle excess precision in operands and add
22212 excess precision as needed for operation.
22213 * common.opt (-fexcess-precision=): New option.
22214 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22215 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22216 For standard excess precision, output explicit conversion to and
22217 truncation from XFmode.
22218 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22219 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22220 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22221 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22222 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22223 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22224 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22225 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22226 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22227 define_splits, sqrt<mode>2): Disable where appropriate for
22228 standard excess precision.
22229 * convert.c (convert_to_real): Do not shorten arithmetic to type
22230 for which excess precision would be used.
22231 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22232 * doc/invoke.texi (-fexcess-precision=): Document option.
22233 (-mfpmath=): Correct index entry.
22234 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22235 flag_excess_precision): New.
22236 * langhooks.c (lhd_post_options): Set
22237 flag_excess_precision_cmdline.
22238 * opts.c (common_handle_option): Handle -fexcess-precision=.
22239 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22240 init_excess_precision): New.
22241 (lang_dependent_init_target): Call init_excess_precision.
22242 * tree.c (excess_precision_type): New.
22243 * tree.h (excess_precision_type): Declare.
22245 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22248 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22249 non-lvalue to component.
22251 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22253 PR preprocessor/34695
22254 * Makefile.in (c-opts.o): Depend on c-tree.h.
22255 * c-common.c: Move down include of diagnostic.h.
22256 (done_lexing, c_cpp_error): New.
22257 * c-common.h (done_lexing): Declare.
22258 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22260 * c-opts.c: Include c-tree.h.
22261 (c_common_init_options): Set preprocessor error callback.
22262 (c_common_handle_option): Do not set preprocessor
22263 inhibit_warnings, warnings_are_errors, warn_system_headers,
22264 pedantic_errors or inhibit_warnings flags.
22265 (c_common_post_options): Do not check cpp_errors (parse_in).
22266 (c_common_finish): Do not output dependencies if there were
22267 errors. Do not check return value of cpp_finish.
22268 * c-ppoutput.c (pp_file_change): Set input_location.
22269 * c-tree.h (c_cpp_error): Declare.
22270 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22272 (diagnostic_build_prefix): Check override_column.
22273 * diagnostic.h (diagnostic_info): Add override_column field.
22274 (diagnostic_override_column): Define.
22276 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22278 * c-common.c (c_expand_expr, c_staticp): Remove.
22279 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22280 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22281 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22282 * c-gimplify.c (gimplify_compound_literal_expr,
22283 optimize_compound_literals_in_ctor): Remove.
22284 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22285 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22286 * c-semantics.c (emit_local_var): Remove.
22288 * langhooks-def.h (lhd_expand_expr): Remove.
22289 * langhooks.c (lhd_expand_expr): Remove.
22290 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22292 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22293 handling from c-semantics.c; don't call into langhook.
22294 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22295 * gimplify.c (gimplify_compound_literal_expr,
22296 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22297 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22298 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22299 as was done in c-gimplify.c.
22300 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22301 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22302 Move from c-common.h.
22303 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22305 * tree.c (staticp): Do not call langhook.
22306 * langhooks.c (lhd_staticp): Delete.
22307 * langhooks-def.h (lhd_staticp): Delete prototype.
22308 (LANG_HOOKS_STATICP): Delete.
22309 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22311 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22312 instead of DECL_STMTs.
22314 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22322 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22324 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22325 contained expression.
22326 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22327 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22328 conditional expressions for C.
22329 (decl_constant_value_for_optimization): Move from
22330 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22331 whether optimizing and that the expression is a VAR_DECL not of
22332 array type instead of doing such checks in the caller. Do not
22333 check pedantic. Call gcc_unreachable for C++.
22334 * c-common.def (C_MAYBE_CONST_EXPR): New.
22335 * c-common.h (c_fully_fold, c_save_expr,
22336 decl_constant_value_for_optimization): New prototypes.
22337 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22338 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22339 EXPR_INT_CONST_OPERANDS): Define.
22340 * c-convert.c (convert): Strip nops from expression.
22341 * c-decl.c (groktypename): Take extra parameters expr and
22342 expr_const_operands. Update call to grokdeclarator.
22343 (start_decl): Update call to grokdeclarator. Add statement for
22344 expressions used in type of decl.
22345 (grokparm): Update call to grokdeclarator.
22346 (push_parm_decl): Update call to grokdeclarator.
22347 (build_compound_literal): Add parameter non_const and build a
22348 C_MAYBE_COSNT_EXPR if applicable.
22349 (grokdeclarator): Take extra parameters expr and
22350 expr_const_operands. Track expressions used in declaration
22351 specifiers and declarators. Fold array sizes and track whether
22352 they are constant expressions and whether they are integer
22353 constant expressions.
22354 (parser_xref_tag): Set expr and expr_const_operands fields in
22356 (grokfield): Update call to grokdeclarator.
22357 (start_function): Update call to grokdeclarator.
22358 (build_null_declspecs): Set expr and expr_const_operands fields in
22360 (declspecs_add_type): Handle expressions in typeof specifiers.
22361 * c-parser.c (c_parser_declspecs): Set expr and
22362 expr_const_operands fields for declaration specifiers.
22363 (c_parser_enum_specifier): Likewise.
22364 (c_parser_struct_or_union_specifier): Likewise.
22365 (c_parser_typeof_specifier): Likewise. Update call to
22366 groktypename. Fold expression as needed. Return expressions with
22367 type instead of adding statements.
22368 (c_parser_attributes): Update calls to c_parser_expr_list.
22369 (c_parser_statement_after_labels): Fold expression before passing
22370 to objc_build_throw_stmt.
22371 (c_parser_condition): Fold expression.
22372 (c_parser_asm_operands): Fold expression.
22373 (c_parser_conditional_expression): Use c_save_expr. Update call
22374 to build_conditional_expr.
22375 (c_parser_alignof_expression): Update call to groktypename.
22376 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22377 original_code. Fold expression argument of va_arg. Create
22378 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22379 argument to va_arg. Update calls to groktypename. Fold array
22380 index for offsetof. Verify that first argument to
22381 __builtin_choose_expr has integer type.
22382 (c_parser_postfix_expression_after_paren_type): Update calls to
22383 groktypename and build_compound_literal. Handle expressions with
22384 side effects in type name.
22385 (c_parser_postfix_expression_after_primary): Update call to
22386 c_parser_expr_list. Set original_code for calls to
22387 __builtin_constant_p.
22388 (c_parser_expr_list): Take extra parameter fold_p. Fold
22389 expressions if requested.
22390 (c_parser_objc_type_name): Update call to groktypename.
22391 (c_parser_objc_synchronized_statement): Fold expression.
22392 (c_parser_objc_receiver): Fold expression.
22393 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22394 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22395 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22396 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22397 (struct c_typespec): Add elements expr and expr_const_operands.
22398 (struct c_declspecs): Add elements expr and expr_const_operands.
22399 (groktypename, build_conditional_expr, build_compound_literal):
22401 (in_late_binary_op): Declare.
22402 * c-typeck.c (note_integer_operands): New function.
22403 (in_late_binary_op): New variable.
22404 (decl_constant_value_for_broken_optimization): Move to c-common.c
22405 and rename to decl_constant_value_for_optimization.
22406 (default_function_array_conversion): Do not strip nops.
22407 (default_conversion): Do not call
22408 decl_constant_value_for_broken_optimization.
22409 (build_array_ref): Do not fold result.
22410 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22411 result when operand is a VLA.
22412 (c_expr_sizeof_type): Update call to groktypename. Handle
22413 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22414 result when operand names a VLA type.
22415 (build_function_call): Update call to build_compound_literal.
22416 Only fold result for calls to __builtin_* functions. Strip
22417 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22418 the function designator.
22419 (convert_arguments): Fold arguments. Update call to
22420 convert_for_assignment.
22421 (build_unary_op): Handle increment and decrement of
22422 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22423 decrement earlier. Fold operand of increment and decrement.
22424 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22425 built for integer operand. Wrap returns that are INTEGER_CSTs
22426 without being integer constant expressions or that have integer
22427 constant operands without being INTEGER_CSTs.
22428 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22429 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22430 result is an integer constant expression or can be used in
22431 unevaluated parts of one and avoid folding and wrap as
22432 appropriate. Fold operands before possibly doing -Wsign-compare
22434 (build_compound_expr): Wrap result for C99 if operands can be used
22435 in integer constant expressions.
22436 (build_c_cast): Update call to digest_init. Do not ignore
22437 overflow from casting floating-point constants to integers. Wrap
22438 results that could be confused with integer constant expressions,
22439 null pointer constants or floating-point constants.
22440 (c_cast_expr): Update call to groktypename. Handle expressions
22441 included in type name.
22442 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22443 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22444 Update calls to convert_for_assignment.
22445 (convert_for_assignment): Take new parameter
22446 null_pointer_constant. Do not strip nops or call
22447 decl_constant_value_for_broken_optimization. Set
22448 in_late_binary_op for conversions to boolean.
22449 (store_init_value): Update call to digest_init.
22450 (digest_init): Take new parameter null_pointer_constant. Do not
22451 call decl_constant_value_for_broken_optimization. pedwarn for
22452 initializers not constant expressions. Update calls to
22453 convert_for_assignment.
22454 (constructor_nonconst): New.
22455 (struct constructor_stack): Add nonconst element.
22456 (really_start_incremental_init, push_init_level, pop_init_level):
22457 Handle constructor_nonconst and nonconst element.
22458 (set_init_index): Call constant_expression_warning for array
22460 (output_init_element): Fold value. Set constructor_nonconst as
22461 applicable. pedwarn for initializers not constant expressions.
22462 Update call to digest_init. Call constant_expression_warning
22463 where constant initializers are required.
22464 (process_init_element): Use c_save_expr.
22465 (c_finish_goto_ptr): Fold expression.
22466 (c_finish_return): Fold return value. Update call to
22467 convert_for_assignment.
22468 (c_start_case): Fold switch expression.
22469 (c_process_expr_stmt): Fold expression.
22470 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22471 ensure statement expression is not evaluated in constant expression.
22472 (build_binary_op): Track whether results are integer constant
22473 expressions or may occur in such, disable folding and wrap results
22474 as applicable. Fold operands for -Wsign-compare warnings unless
22476 (c_objc_common_truthvalue_conversion): Handle results folded to
22477 integer constants that are not integer constant expressions.
22478 * doc/extend.texi: Document when typeof operands are evaluated,
22479 that condition of __builtin_choose_expr is an integer constant
22480 expression, and more about use of __builtin_constant_p in
22483 2009-03-29 Richard Guenther <rguenther@suse.de>
22485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22486 propagate addresses of array references.
22488 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22490 * regmove.c (perhaps_ends_bb_p): Remove.
22491 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22492 from INSN and check that the main loop stays within that basic block.
22493 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22494 (regmove_forward_pass): Split out from regmove_optimize. Use
22495 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22496 (regmove_backward_pass): Split out from regmove_optimize. Use
22497 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22498 (regmove_optimize): Simplify.
22500 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22503 * config/i386/i386.c (classify_argument): Ignore flexible array
22504 member in struct and warn ABI change.
22506 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22508 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22510 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22511 (ix86_adjust_cost): Updated.
22513 2009-03-29 Jan Hubicka <jh@suse.cz>
22515 PR middle-end/28850
22516 * tree-pass.h (pass_cleanup_eh): New function.
22517 (remove_unreachable_regions): Break code handling RTL
22518 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22519 that can not be reached by runtime.
22520 (can_be_reached_by_runtime): New function.
22521 (label_to_region_map): New function.
22522 (num_eh_regions): New function.
22523 (rtl_remove_unreachable_regions): New function.
22524 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22525 (remove_eh_region): New function.
22526 * except.h: Include sbitmap and vecprim.
22527 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22528 num_eh_regions): Declare.
22529 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22530 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22531 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22532 (tree_empty_eh_handler_p): New function.
22533 (cleanup_empty_eh): New function.
22534 (cleanup_eh): New function.
22535 (pass_cleanup_eh): New function.
22537 2009-03-29 Jan Hubicka <jh@suse.cz>
22539 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22540 for removed regions.
22542 2009-03-29 Jan Hubicka <jh@suse.cz>
22544 * except.c (dump_eh_tree): Dump all datastructures.
22546 2009-03-29 Jan Hubicka <jh@suse.cz>
22548 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22549 (duplicate_eh_regions_1): Likewise.
22550 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22551 vector; call EH verification.
22552 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22553 Be ready for region being removed.
22555 2009-03-29 Jan Hubicka <jh@suse.cz>
22557 * bitmap.c (bitmap_last_set_bit): New function.
22558 * bitmap.h (bitmap_last_set_bit): Declare.
22560 2009-03-29 David Ayers <ayers@fsfe.org>
22563 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22564 by calling objc_compare_types and surpress warnings about
22565 incompatible C pointers that are compatible ObjC pointers.
22567 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22569 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22570 call initialize_inline_failed.
22571 (initialize_inline_failed): Move it from here ...
22572 * cgraph.c (initialize_inline_failed): ... to here.
22573 (cgraph_create_edge): Call initialize_inline_failed rather than
22574 setting inline_failed directly.
22576 2009-03-29 Ben Elliston <bje@au.ibm.com>
22579 * sysv4.opt (msdata): Improve comment.
22580 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22581 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22583 2009-03-29 Ben Elliston <bje@au.ibm.com>
22586 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22587 load and store attributes.
22589 2009-03-29 Ben Elliston <bje@au.ibm.com>
22591 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22592 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22593 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22594 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22595 __builtin_infq and __builtin_huge_valq.
22597 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22599 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22601 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22602 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22604 2009-03-28 Xinliang David Li <davidxl@google.com>
22606 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22607 (do_dbg_cnt): New function.
22609 2009-03-28 Jan Hubicka <jh@suse.cz>
22611 Merge from pretty-ipa:
22613 2009-03-27 Jan Hubicka <jh@suse.cz>
22615 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22616 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22617 * passes.c (function_called_by_processed_nodes_p): New.
22618 * ipa-pure-const.c (check_call): Fix handling of operands.
22619 (analyze_function): Dump debug output for skipped bodies.
22620 (local_pure_const): Use function_called_by_processed_nodes_p.
22621 * dwarf2out.c (reference_to_unused): Use output.
22622 * passes.c (do_per_function_toporder): Likewise.
22624 2008-11-12 Jan Hubicka <jh@suse.cz>
22626 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22627 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22628 state_set_in_source enum
22629 (check_decl): Ignore memory tags; do not set fake looping flags;
22631 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22632 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22633 (check_call, analyze_function): Rewrite.
22635 (add_new_function): Update call of analyze_function.
22636 (generate_summary): Add call of analyze_function.
22637 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22638 (local_pure_const): New function.
22639 (pass_local_pure_const): New pass.
22640 * ipa-inline.c (inline_transform): Set after_inlining.
22641 * tree-eh.c (stmt_can_throw_external): New.
22642 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22643 work with aliasing built.
22644 * tree-flow.h (stmt_can_throw_external): New.
22645 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22646 and local pure/const pass in early and late optimization queue.
22648 2009-03-28 Martin Jambor <mjambor@suse.cz>
22650 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22652 (fold_binary): Allow function decl aligment consideration is the
22653 second argument is integer constant one.
22654 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22655 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22656 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22658 2009-03-28 Jan Hubicka <jh@suse.cz>
22660 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22661 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22662 * function.h (rtl_data): Add nothrow flag.
22663 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22664 set DECL_NOTHROW for AVAILABLE functions.
22666 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22668 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22669 following vector keyword has expansion starting with pixel or bool
22670 keyword, expand vector to __vector and pixel or bool to __pixel or
22674 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22675 warn_if_disallowed_function_p): Removed.
22676 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22677 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22678 warning_if_disallowed_function_p.
22679 * flags.h (warn_if_disallowed_function_p,
22680 warn_disallowed_functions): Removed.
22681 * common.opt (Wdisallowed-function-list=): Removed.
22682 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22684 2009-03-28 Richard Guenther <rguenther@suse.de>
22686 PR tree-optimization/38723
22687 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22690 2009-03-28 Jan Hubicka <jh@suse.cz>
22692 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22693 test introduced by my previous patch.
22695 2009-03-28 Richard Guenther <rguenther@suse.de>
22697 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22698 the PHIs value undefined.
22700 2009-03-28 Jan Hubicka <jh@suse.cz>
22702 * tree-pass.h (pass_fixup_cfg): New pass.
22703 * ipa-inline.c (inline_transform): Set
22704 always_inline_functions_inlined/after_inlining.
22705 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22706 (pass_fixup_cfg): New pass.
22707 * passes.c (init_optimization_passes): Add fixup_cfg.
22709 2009-03-28 Richard Guenther <rguenther@suse.de>
22711 PR tree-optimization/38458
22712 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22713 argument use the arguments copy-of value.
22715 2009-03-28 Richard Guenther <rguenther@suse.de>
22717 PR tree-optimization/38180
22718 * tree-ssa-ccp.c (get_default_value): Simplify.
22719 (likely_value): Likewise.
22720 (surely_varying_stmt_p): Properly handle VOP case.
22721 (ccp_initialize): Likewise.
22722 (ccp_fold): Handle propagating through *&.
22723 (fold_const_aggregate_ref): Also handle decls.
22725 2009-03-28 Jan Hubicka <jh@suse.cz>
22727 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22728 * cgraph.h (cgraph_node): Likewise.
22729 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22730 (cgraph_reset_node): Use process flag.
22731 (cgraph_mark_functions_to_output): Likewise.
22732 (cgraph_expand_function): Likewise.
22733 (cgraph_expand_all_functions): Likewise.
22734 (cgraph_output_in_order): Likewise.
22735 * dwarf2out.c (reference_to_unused): Likewise.
22736 * passes.c do_per_function_toporder): Likewise.
22738 2009-03-28 Jan Hubicka <jh@suse.cz>
22740 Bring from lto-branch:
22742 2008-09-03 Doug Kwan <dougkwan@google.com>
22744 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22745 enums instead of reason strings.
22746 * cgraph.c (cgraph_create_edge): Same.
22747 (cgraph_inline_failed_string): New function.
22748 * cgraph.h (cgraph_inline_failed_t): New enum type.
22749 (cgraph_inline_failed_string): New prototype.
22750 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22751 char pointer to cgraph_inline_failed_t.
22752 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22753 (cgraph_default_inline_p): Ditto.
22754 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22755 to cgraph_inline_failed_t pointer.
22756 * cif-code.def: New file.
22757 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22759 (cgraph_check_inline_limits): Change type of REASON to pointer to
22760 cgraph_inline_failed_t. Replace reason strings with enums.
22761 (cgraph_default_inline_p): Ditto.
22762 (cgraph_recursive_inlining_p): Ditto.
22763 (update_caller_keys): Change type of FAILED_REASON to
22764 cgraph_inline_failed_t.
22765 (cgraph_set_inline_failed): Change type of REASON to pointer to
22766 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22767 convert enums to strings for text output.
22768 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22769 to be of type cgraph_inline_failed_t. Replace reason strings with
22770 enums. Call cgraph_inline_failed_string to covert enums
22771 to strings for text output.
22772 (cgraph_decide_inlining): Replace reason strings with enums.
22773 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22774 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22776 * tree-inline.c (expand_call_inline): Change type of REASON
22777 to cgraph_inline_failed_t. Replace reason strings with enums.
22778 Call cgraph_inline_failed_string for text output.
22779 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22782 2009-03-28 Jan Hubicka <jh@suse.cz>
22784 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22785 cgraph_clone_node): Remove master clone handling.
22786 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22787 * cgraph.h (master_clone): Remove.
22788 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22789 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22790 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22792 2009-03-28 Jan Hubicka <jh@suse.cz>
22794 * cgraph.c (cgraph_function_body_availability): Functions declared
22795 inline are always safe to assume that it is not going to be replaced.
22797 2009-03-28 Richard Guenther <rguenther@suse.de>
22799 PR tree-optimization/38513
22800 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22801 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22802 EXC_PTR_EXPR and FILTER_EXPR.
22803 (get_ref_from_reference_ops): Likewise.
22805 2009-03-28 Richard Guenther <rguenther@suse.de>
22807 PR tree-optimization/38968
22808 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22809 Use FLOOR_MOD_EXPR to compute misalignment.
22811 2009-03-28 Richard Guenther <rguenther@suse.de>
22813 PR tree-optimization/37795
22814 * tree.h (combine_comparisons): Declare.
22815 * fold-const.c (combine_comparisons): Export.
22816 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22818 (ifcombine_iforif): Use combine_comparisons.
22820 2009-03-28 Jan Hubicka <jh@suse.cz>
22822 * tree-eh.c (inlinable_call_p): New function.
22823 (make_eh_edges): Use it.
22824 (verify_eh_edges): Use it.
22825 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22826 * except.c (reachable_next_level): Add inlinable_function argument
22827 (sjlj_find_directly_reachable_regions): Update.
22828 (add_reachable_handler): Do not set saw_any_handlers.
22829 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22830 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22831 Add new inlinable call parameter.
22832 (can_throw_internal, can_throw_external): Update.
22833 * except.h (can_throw_internal_1, can_throw_external_1,
22834 foreach_reachable_handler): Update declaration.
22836 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22838 * config/arm/t-arm-coff, config/h8300/coff.h,
22839 config/i386/i386-aout.h, config/i386/i386-coff.h,
22840 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22841 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22842 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22843 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22844 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22845 sys-types.h: Remove.
22846 * Makefile.in: Remove protoize and fixproto support and references
22848 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22849 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22851 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22852 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22853 unprotoize$(exeext).
22854 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22855 (.PHONY): Don't depend on proto.
22856 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22857 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22858 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22859 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22860 build/gen-protos.o, build/scan.o, xsys-protos.h,
22861 build/fix-header$(build_exeext), build/fix-header.o,
22862 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22863 stmp-install-fixproto): Remove.
22864 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22865 SYSCALLS.c or fixproto files.
22866 (install-common): Don't install protoize.
22867 (install-headers-tar, install-headers-cpio, install-headers-cp):
22868 Don't depend on $(STMP_FIXPROTO).
22869 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22870 install fixproto files or write out fixproto settings.
22871 (uninstall): Don't uninstall protoize.
22872 * config.gcc (use_fixproto): Remove.
22873 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22874 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22875 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22876 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22877 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22878 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22879 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22880 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22881 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22882 * config/t-vxworks (STMP_FIXPROTO): Remove.
22883 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22884 STMP_FIXPROTO): Remove.
22885 * config.in, configure: Regenerate.
22886 * crtstuff.c (gid_t, uid_t): Don't undefine.
22887 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22888 (arm-*-coff, arm-*-aout: Remove target entries.
22889 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22890 Remove mention of AIX 4.1.
22891 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22892 * doc/invoke.texi (Running Protoize): Remove.
22893 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22894 (Protoize Caveats): Remove.
22895 * tsystem.h: Update comments on headers assumed to exist.
22897 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22899 * genautomata.c: Add a new year to the copyright. Add a new
22901 (struct insn_reserv_decl): Add comments for member bypass_list.
22902 (find_bypass): Remove.
22903 (insert_bypass): New.
22904 (process_decls): Use insert_bypass.
22905 (output_internal_insn_latency_func): Output all bypasses with the
22906 same input insn in one switch case.
22908 * rtl.def (define_bypass): Describe bypass choice.
22909 * doc/md.texi (define_bypass): Ditto.
22911 2009-03-27 Richard Guenther <rguenther@suse.de>
22913 * gimplify.c (mark_addressable): Export.
22914 * tree-flow.h (mark_addressable): Declare.
22915 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22916 * tree-ssa.c (verify_phi_args): Verify that address taken
22917 variables have TREE_ADDRESSABLE set.
22919 2009-03-27 Richard Guenther <rguenther@suse.de>
22921 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22922 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22923 Do not mark decls TREE_ADDRESSABLE.
22924 (build_fold_addr_expr): Adjust.
22925 (fold_addr_expr): Remove.
22926 (fold_unary): Use build_fold_addr_expr.
22927 (fold_comparison): Likewise.
22928 (split_address_to_core_and_offset): Likewise.
22929 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22931 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22932 (gimplify_modify_expr_to_memcpy): Mark source and destination
22934 * omp-low.c (create_omp_child_function): Mark the object decl
22936 (lower_rec_input_clauses): Mark the var we take the address of
22938 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22940 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22942 PR middle-end/39315
22943 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22944 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22946 2009-03-27 Richard Guenther <rguenther@suse.de>
22948 PR tree-optimization/39120
22949 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22951 (handle_lhs_call): Process return constraints. Add escape
22952 constraints if necessary.
22953 (handle_const_call): Fill out return constraints. Make nested
22954 case more precise. Avoid consttmp if possible.
22955 (handle_pure_call): Fill out return constraints. Avoid
22956 callused if possible.
22957 (find_func_aliases): Simplify call handling.
22959 2009-03-27 Richard Guenther <rguenther@suse.de>
22961 PR tree-optimization/39120
22962 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22963 as a representative.
22964 (solve_graph): Do propagate CALLUSED.
22965 (handle_pure_call): Use a scalar constraint from CALLUSED for
22967 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22970 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22973 * c-common.c (handle_aligned_attribute): Properly check alignment
22974 overflow. Use (1U << i) instead of (1 << i).
22976 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22978 * expr.h (get_mem_align_offset): Updated.
22980 * tree.h (tree_decl_common): Change align to "unsigned int" and
22981 move it before pointer_alias_set.
22983 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22984 Jakub Jelinek <jakub@redhat.com>
22987 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22988 gr_register_operand with gr_reg_or_0_operand.
22989 (cmpxchg_rel_di): Likewise.
22990 (sync_lock_test_and_set<mode>): Likewise.
22992 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22994 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22995 (true_regnum): Likewise.
22997 * rtlanal.c (subreg_info): Moved to ...
22998 * rtl.h (subreg_info): Here. New.
22999 (subreg_get_info): New.
23001 * rtlanal.c (subreg_get_info): Make it extern.
23003 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23006 * config/i386/i386.c (ix86_abi): New.
23007 (override_options): Handle -mabi=.
23008 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23009 (ix86_call_abi_override): Likewise.
23010 (init_cumulative_args): Likewise.
23011 (function_arg_advance): Likewise.
23012 (function_arg_64): Likewise.
23013 (function_arg): Likewise.
23014 (ix86_pass_by_reference): Likewise.
23015 (ix86_function_value_regno_p): Likewise.
23016 (ix86_build_builtin_va_list_abi): Likewise.
23017 (setup_incoming_varargs_64): Likewise.
23018 (is_va_list_char_pointer): Likewise.
23019 (ix86_init_machine_status): Likewise.
23020 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23021 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23022 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23023 (ix86_function_abi): Make it static and return enum calling_abi.
23024 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23026 (ix86_fn_abi_va_list): Updated.
23028 * config/i386/i386.h (ix86_abi): New.
23029 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23030 (CONDITIONAL_REGISTER_USAGE): Likewise.
23031 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23032 (machine_function): Likewise.
23034 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23036 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23037 (STACK_BOUNDARY): Likewise.
23038 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23040 * config/i386/i386.opt (mabi=): New.
23042 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23043 return enum calling_abi.
23044 (ix86_function_type_abi): Likewise.
23045 (ix86_function_abi): Removed.
23047 * doc/invoke.texi: Document -mabi= option for x86.
23049 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23051 * builtins.c (real_dconstp): Delete.
23052 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23054 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23055 Jakub Jelinek <jakub@redhat.com>
23058 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23059 (gen_subprogram_die): When a function is explicit, generate the
23060 DW_AT_explicit attribute.
23061 * langhooks.h (struct lang_hooks_for_decls): Add
23062 function_decl_explicit_p langhook.
23063 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23064 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23066 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23068 * builtins.c (fold_builtin_memory_op): Optimize memmove
23069 into memcpy if we can prove source and destination don't overlap.
23071 * tree-inline.c: Include gt-tree-inline.h.
23072 (clone_fn_id_num): New variable.
23073 (clone_function_name): New function.
23074 (tree_function_versioning): Use it.
23075 * Makefile.in (GTFILES): Add tree-inline.c.
23077 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23079 * BASE-VER: Change to 4.5.0.
23081 2009-03-27 Xinliang David Li <davidxl@google.com>
23083 PR tree-optimization/39557
23084 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23086 2009-03-27 Xinliang David Li <davidxl@google.com>
23088 PR tree-optimization/39548
23089 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23092 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23094 * c-common.c (pointer_int_sum): Use %wd on return from
23097 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23099 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23100 on return from tree_low_cst.
23102 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23105 * ginclude/stdarg.h (va_copy): Define also for
23106 __GXX_EXPERIMENTAL_CXX0X__.
23108 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23111 * builtins.h (c_strlen): Do not warn here.
23112 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23113 * c-common.c (pointer_int_sum): Take an explicit location.
23114 Warn about offsets out of bounds.
23115 * c-common.h (pointer_int_sum): Adjust declaration.
23117 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23119 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23122 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23125 * opts.c (warn_if_disallowed_function_p): Don't assume
23126 get_callee_fndecl must return non-NULL.
23128 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23130 PR rtl-optimization/39522
23131 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23132 when reg_reloaded_valid is set.
23134 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23136 * config/spu/divv2df3.c: New file.
23137 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23138 (DPBIT_FUNCS): Filter out _div_df.
23140 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23142 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23143 a jump insn, count that jump in the distance to the loop start.
23145 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23148 * config/sh/sh.c (calc_live_regs): Fix condition for global
23149 registers except PIC_OFFSET_TABLE_REGNUM.
23151 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23154 * doc/invoke.texi (-mconsole): New.
23156 (-mno-cygwin): New.
23158 (-mnop-fun-dllimport): New.
23162 (sub section "i386 and x86-64 Windows Options"): New.
23164 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23166 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23167 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23169 2009-03-25 Richard Guenther <rguenther@suse.de>
23171 PR middle-end/39497
23172 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23175 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23177 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23178 neither of haifa/selective schedulers are working.
23180 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23182 * doc/invoke.texi (Debugging Options): Fix description of
23183 -fno-merge-debug-strings.
23185 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23187 * config/cris/libgcc.ver: New version-script.
23188 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23190 * configure.ac <GAS features, nop mnemonic>: Add pattern
23191 crisv32-*-* for "nop".
23192 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23193 * configure: Regenerate.
23195 2009-03-24 Ira Rosen <irar@il.ibm.com>
23197 PR tree-optimization/39529
23198 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23199 mark_sym_for_renaming for the tag copied to the new vector
23202 2009-03-24 Arthur Loiret <aloiret@debian.org>
23204 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23205 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23206 EXTRA_SPEC_FUNCTIONS.
23207 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23208 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23209 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23210 -march and -mtune options.
23212 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23214 * config/m68k/t-rtems: Add m5329 multilib.
23216 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23217 Jakub Jelinek <jakub@redhat.com>
23220 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23223 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23226 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23227 instead of c_parser_expression_conv, if original_code isn't one of the
23228 4 allowed comparison codes, fail.
23230 2009-03-23 Richard Guenther <rguenther@suse.de>
23232 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23233 * tree.h (struct tree_type): Likewise.
23234 * reload.h (struct insn_chain): Likewise.
23235 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23236 * function.h (struct function): Likewise.
23237 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23239 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23241 PR tree-optimization/39516
23242 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23244 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23246 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23247 should be set true if BITS_PER_WORD of target is bigger than 32
23249 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23251 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23252 Translate -B-options to -rpath-link. Correct existing
23253 rpath-link and conditionalize on !nostdlib.
23255 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23257 * doc/extend.texi (Function Attributes, Variable Attributes):
23259 * doc/invoke.texi (Debugging Options, Optimize Options)
23260 (i386 and x86-64 Options, MCore Options): Likewise.
23262 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23265 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23266 it for block local namespace aliases.
23267 (gen_decl_die): Pass context_die to gen_namespace_die.
23269 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23272 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23273 minimum or maximum value.
23275 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23277 * reginfo.c (globalize_reg): Recompute derived reg sets.
23279 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23282 * libgcc2.c (mprotect): Do not use signed arguments for
23283 VirtualProtect, use DWORD arguments. Also fix the 'may
23284 be used uninitialized' warning for the np variable.
23286 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23289 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23290 functions using regparm calling conventions when not optimizing.
23291 (ix86_function_sseregparm): Similarly for sseregparm calling
23294 2009-03-19 Li Feng <nemokingdom@gmail.com>
23296 PR middle-end/39500
23297 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23298 dependence if the first conflict is after niter iterations.
23300 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23302 PR middle-end/38609
23303 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23304 functions with dynamic stack-pointer adjustments.
23306 2009-03-19 Ben Elliston <bje@au.ibm.com>
23308 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23309 option; change to -msdata=data.
23311 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23313 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23316 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23319 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23321 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23323 * doc/invoke.texi (Code Gen Options): Expand discussion of
23326 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23328 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23329 * matrix-reorg.c (struct matrix_info): Likewise.
23330 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23331 * rtl.h (struct mem_attrs): Likewise.
23332 * df.h (struct df): Likewise.
23333 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23334 * ira-int.h (struct ira_allocno): Likewise.
23335 * df-scan.c (struct df_collection_rec): Likewise.
23336 * ira.c (struct equivalence): Likewise.
23337 * function.c (struct temp_slot): Likewise.
23338 * cfgloop.h (struct loop): Likewise.
23341 * function.c (use_register_for_decl): When not optimizing, disregard
23342 register keyword for variables with types containing methods.
23344 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23346 PR middle-end/39447
23347 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23348 (is_simple_operand): Call contains_component_ref_p before calling data
23349 reference analysis that would fail on COMPONENT_REFs.
23351 * tree-vrp.c (search_for_addr_array): Fix formatting.
23353 2009-03-18 Richard Guenther <rguenther@suse.de>
23355 * tree-vect-transform.c (vect_loop_versioning): Fold the
23356 generated comparisons.
23357 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23358 (slpeel_tree_peel_loop_to_edge): Likewise.
23360 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23362 PR middle-end/37805
23363 * opts.c (print_specific_help): In addition to `undocumented',
23364 accept `separate' and `joined' flags if passed alone. Describe
23365 output by the first matched one of those.
23366 (common_handle_option): Skip over empty strings.
23367 * gcc.c (display_help): Fix help string for `--help='.
23368 * doc/invoke.texi (Option Summary, Overall Options): With
23369 `--help=', classes and qualifiers can both be repeated, but
23370 only the latter can be negated. One should not pass only
23371 negated qualifiers. Fix markup and examples.
23374 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23375 PR middle-end/37805
23376 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23377 and -fhelp=separate.
23379 2009-03-17 Jing Yu <jingyu@google.com>
23381 PR middle-end/39378
23382 * function.h (struct rtl_data): Move is_thunk from here...
23383 (struct function): ...to here.
23384 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23385 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23387 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23389 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23390 (alpha_output_function_end_prologue): Likewise.
23391 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23392 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23393 (rs6000_output_function_epilogue): Likewise.
23394 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23396 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23399 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23400 from different units in a single alternative.
23401 (*truncdfsf_i387): Ditto.
23402 (*truncxfsf2_mixed): Ditto.
23403 (*truncxfdf2_mixed): Ditto.
23405 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23407 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23408 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23411 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23412 unused non-artificial variables when not optimizing.
23415 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23416 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23417 NAMESPACE_DECL in its DECL_INITIAL.
23419 PR middle-end/39443
23420 * optabs.c (set_user_assembler_libfunc): New function.
23421 * expr.h (set_user_assembler_libfunc): New prototype.
23422 * c-common.c: Include libfuncs.h.
23423 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23424 for memcmp, memset, memcpy, memmove and abort.
23425 * Makefile.in (c-common.o): Depend on libfuncs.h.
23428 * dwarf2out.c (gen_inlined_enumeration_type_die,
23429 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23430 gen_tagged_type_instantiation_die): Removed.
23431 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23434 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23437 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23439 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23440 (check-parallel-%): Ditto.
23441 (check-consistency): Ditto.
23443 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23445 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23446 local variable rhs by NULL_TREE.
23448 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23451 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23453 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23456 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23458 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23461 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23462 for ms->sysv ABI calls only in 64bit mode.
23464 * config/i386/i386.md (untyped_call): Support 32bit.
23466 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23468 * doc/extend.texi: Replace x86_65 with x86_64.
23470 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23472 PR tree-optimization/39455
23473 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23474 mismatches for POINTER_TYPE_P (type).
23475 (number_of_iterations_le): Likewise.
23477 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23479 * config/picochip/picochip.c: Removed profiling support.
23480 * config/picochip/picochip.md: Removed profiling instruction.
23481 * config/picochip/picochip.h: Removed profiling builtin.
23483 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23485 * doc/install.texi (--with-host-libstdcxx): Document.
23487 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23490 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23491 generate a warning if the function name does not begin with
23492 "__vector" and the function has either the 'signal' or 'interrupt'
23493 attribute, from here to ...
23494 (avr_declare_function_name): ...here. New function.
23495 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23496 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23498 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23501 * cse.c (fold_rtx): Don't modify original const_arg1 when
23502 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23503 separate variable instead.
23504 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23505 from out of range shift counts.
23506 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23508 2009-03-13 Catherine Moore <clm@codesourcery.com>
23510 * config/i386/x-mingw32 (host-mingw32.o): Replace
23511 diagnostic.h with $(DIAGNOSTIC_H).
23513 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23516 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23518 * config/i386/sync.md (sync_compare_and_swap<mode>,
23519 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23520 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23522 (sync_double_compare_and_swapdi_pic,
23523 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23524 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23526 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23529 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23531 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23534 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23535 (avx_addsubv4df3): Likewise.
23536 (*avx_addsubv4sf3): Likewise.
23537 (sse3_addsubv4sf3): Likewise.
23539 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23542 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23544 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23547 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23548 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23549 registers for allocnos created from user-defined variables.
23551 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23554 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23555 of non-integer mode as well.
23557 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23559 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23560 for functions for which the parameter types are unknown.
23562 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23565 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23566 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23567 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23568 * config/i386/i386.c (ix86_local_alignment): For
23569 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23570 long long variables on the stack to avoid dynamic realignment.
23571 Allow the first argument to be a decl rather than type.
23572 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23574 2009-03-11 Nick Clifton <nickc@redhat.com>
23577 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23579 Add description to mno-lsim option.
23580 * config/mcore/mcore.h: Remove comment about deprecated m4align
23582 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23583 * doc/invoke.texi: Add description of mno-lsim and
23584 mstack-increment options.
23586 * config/fr30/fr30.opt: Document the -mno-lsim option.
23587 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23588 and -mno-lsim options.
23590 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23592 * fold-const.c (fold_comparison): Only call fold_inf_compare
23593 if the mode supports infinities.
23595 2009-03-11 Jason Merrill <jason@redhat.com>
23598 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23599 end already did. Notice GIMPLE_CALL modifications of the result.
23600 Don't copy debug information from an ignored decl or a decl from
23603 2009-03-10 Richard Guenther <rguenther@suse.de>
23604 Nathan Froyd <froydnj@codesourcery.com>
23606 PR middle-end/37850
23607 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23608 (__divMODE3): Likewise.
23610 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23612 PR tree-optimization/39394
23613 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23614 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23616 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23618 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23619 inline asms for register asm ("") declarations.
23621 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23623 * fold-const.c (fold_unary): Fix comment.
23625 2009-03-07 Jan Hubicka <jh@suse.cz>
23628 * tree-inline.c (setup_one_parameter): Do replacement of const
23629 argument by constant in SSA form.
23631 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23633 PR middle-end/38028
23634 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23635 determine alignment passed to assign_stack_local.
23636 (assign_parms_unsplit_complex): Likewise.
23637 * except.c (sjlj_build_landing_pads): Likewise.
23639 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23641 PR middle-end/39360
23642 * tree-flow.h (add_referenced_var): Return bool instead of void.
23643 * tree-dfa.c (add_referenced_var): Return result of
23644 referenced_var_check_and_insert call.
23645 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23646 of referenced_var_check_and_insert.
23649 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23650 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23651 DIE, don't emit it if abstract origin already has it.
23652 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23653 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23655 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23657 * genpreds.c (needs_variable): Fix parentheses at variable name
23659 (write_tm_constrs_h): Indent generated code.
23661 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23663 * doc/extend.texi (Function Attributes): Add documentation
23664 for isr attributes.
23666 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23669 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23670 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23672 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23674 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23677 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23680 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23681 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23683 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23685 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23686 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23687 constants instead of magic numbers.
23688 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23690 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23691 (x86_64_ms_abi_int_parameter_registers): Ditto.
23692 (x86_64_int_return_registers): Ditto.
23693 (ix86_maybe_switch_abi): Ditto.
23694 (ix86_expand_call): Ditto for clobbered_registers array.
23695 (ix86_hard_regno_mode_ok): Ditto.
23696 (x86_extended_QIreg_mentioned_p): Ditto.
23698 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23700 PR tree-optimization/39349
23701 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23703 * combine.c (gen_lowpart_for_combine): Use omode when generating
23706 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23708 PR rtl-optimization/39235
23709 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23711 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23713 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23715 2009-03-04 Richard Guenther <rguenther@suse.de>
23717 PR tree-optimization/39362
23718 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23719 that occur in abnormal PHIs should be varying.
23721 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23723 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23725 (simple_iv): Take loop as an argument instead of statement.
23726 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23727 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23729 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23731 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23732 * matrix-reorg.c (analyze_transpose): Ditto.
23733 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23734 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23735 * tree-predcom.c (ref_at_iteration): Ditto.
23736 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23738 2009-03-04 Richard Guenther <rguenther@suse.de>
23740 PR tree-optimization/39358
23741 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23742 escaped_id and callused_id.
23743 (solve_graph): Likewise.
23745 2009-03-04 Richard Guenther <rguenther@suse.de>
23747 PR tree-optimization/39339
23748 * tree-sra.c (try_instantiate_multiple_fields): Make it
23749 no longer ICE on the above.
23751 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23753 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23754 that fits within Pmode.
23756 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23758 PR middle-end/10109
23759 * tm.texi (LIBCALL_VALUE): Update description.
23761 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23763 PR middle-end/34443
23764 * doc/extend.texi (section): Update description.
23766 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23768 PR middle-end/39345
23769 * tree-inline.c (remapped_type): New.
23770 (can_be_nonlocal): Call remapped_type instead of remap_type.
23772 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23775 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23776 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23778 2009-03-03 Richard Guenther <rguenther@suse.de>
23780 PR middle-end/39272
23781 * tree.c (tree_nonartificial_location): New function.
23782 * tree.h (tree_nonartificial_location): Declare.
23783 * builtins.c (expand_builtin_memory_chk): Provide location
23784 of the call location for artificial function pieces.
23785 (maybe_emit_chk_warning): Likewise.
23786 (maybe_emit_sprintf_chk_warning): Likewise.
23787 (maybe_emit_free_warning): Likewise.
23788 * expr.c (expand_expr_real_1): Likewise.
23790 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23792 PR tree-optimization/39343
23793 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23794 COMPONENT_REF t has ARRAY_TYPE.
23796 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23798 PR middle-end/39335
23799 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23800 when the type precision of the induction variable should be
23801 larger than the type precision of nit.
23802 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23803 * graphite.c (graphite_loop_normal_form): Same.
23804 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23806 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23808 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23809 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23810 numbers to describe clobbered registers.
23811 (*call_value_0_rex64_ms_sysv): Ditto.
23812 * config/i386/mmx.md (mmx_emms): Ditto.
23813 (mmx_femms): Ditto.
23815 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23817 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23820 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23822 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23823 (spu_section_type_flags): New function.
23825 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23827 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23828 reg_class_contents of FLOAT_REGS into a temporary.
23830 2009-03-02 Richard Guenther <rguenther@suse.de>
23831 Ira Rosen <irar@il.ibm.com>
23833 PR tree-optimization/39318
23834 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23835 information to the vectorized statement.
23837 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23839 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23840 variable. Use defined names instead of magic constants for REX SSE
23843 2009-03-01 Richard Guenther <rguenther@suse.de>
23845 PR tree-optimization/39331
23846 * omp-low.c (lower_send_shared_vars): Do not receive new
23847 values for the reference of DECL_BY_REFERENCE parms or results.
23849 2009-03-01 Jan Hubicka <jh@suse.cz>
23852 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23853 BLOCK_NONLOCALIZED_VAR): New macros.
23854 (tree_block): Add nonlocalized_vars.
23855 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23856 gen_decl_die): Add origin argument. Allow generation of die with
23857 origin at hand only.
23858 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23859 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23861 (gen_block_die): Fix checking for unused blocks.
23862 (process_scope_var): Break out from .... ; work with origins only.
23863 (decls_for_scope) ... here; process nonlocalized list.
23864 (dwarf2out_ignore_block): Look for nonlocalized vars.
23865 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23867 (dump_scope_block): Dump them.
23868 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23869 (remap_block): Likewise.
23870 (can_be_nonlocal): New predicate.
23871 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23873 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23875 * configure: Regenerate.
23877 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23879 * optc-gen.awk: No need to duplicate option flags twice.
23880 Reuse help texts for duplicate options which do not have any.
23882 * gcc.c (display_help): Document --version.
23884 * gcc.c (main): If print_help_list and verbose_flag, ensure
23885 driver output comes before subprocess output.
23887 * optc-gen.awk: Assign all remaining fields to help string,
23888 space-separated, for multi-line help in *.opt.
23890 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23891 -Wno-pedantic-ms-format is for MinGW targets only.
23893 * doc/options.texi (Option file format): Fix bad indentation,
23894 restoring dropped sentence.
23896 2009-02-28 Jan Hubicka <jh@suse.cz>
23898 * tree-inline.c (tree_function_versioning): Output debug info.
23900 2009-02-28 Jan Hubicka <jh@suse.cz>
23903 * tree-inline.c (setup_one_parameter): Do not copy propagate
23904 arguments when not optimizing.
23906 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23909 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23910 (avx_addsubv4df3): Likewise.
23911 (*avx_addsubv4sf3): Likewise.
23912 (sse3_addsubv4sf3): Likewise.
23913 (*avx_addsubv2df3): Likewise.
23914 (sse3_addsubv2df3): Likewise.
23915 (avx_unpckhps256): Correct item selectors.
23916 (avx_unpcklps256): Likewise.
23917 (avx_unpckhpd256): Likewise.
23918 (avx_unpcklpd256): Likewise.
23920 2009-02-28 Jan Hubicka <jh@suse.cz>
23922 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23924 (copy_arguments_for_versioning): If var is declared don't declare it.
23925 (tree_function_versioning): First setup substitutions and then copy
23928 2009-02-27 Jan Hubicka <jh@suse.cz>
23931 * cgraph.h (varpool_output_debug_info): Remove.
23932 * cgraphunit.c (varpool_output_debug_info): Remove.
23933 * dwarf2out.c (deferred_locations_struct): New struct
23934 (deferred_locations): New type.
23935 (deferred_locations_list): New static var.
23936 (deffer_location): New function.
23937 (gen_variable_die): Use it.
23938 (decls_for_scope): Output info on local static vars.
23939 (dwarf2out_finish): Process deferred locations.
23940 * varpool.c (varpool_output_debug_info): Remove.
23942 2009-02-27 Jan Hubicka <jh@suse.cz>
23945 * tree.h (TREE_PROTECTED): Fix comment.
23946 (BLOCK_HANDLER_BLOCK): Remove.
23947 (struct tree_block): Remove handler_block add body_block.
23948 (inlined_function_outer_scope_p): New.
23949 (is_body_block): Remove.
23950 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23951 * dwarf2out.c (is_inlined_entry_point): Remove.
23952 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23953 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23955 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23956 * gimplify.c (gimplify_expr): Gimplify body blocks.
23957 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23958 block with multiple subblocks.
23959 (dump_scope_block): Prettier output; dump more flags and info.
23960 (dump_scope_blocks): New.
23961 (remove_unused_locals): Use dump_scope_blocks.
23962 * tree-flow.h (dump_scope_blocks): Declare.
23963 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23964 * stmt.c (is_body_block): Remove.
23965 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23966 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23968 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23970 PR middle-end/39308
23971 * graphite.c (graphite_loop_normal_form): Do not call
23972 number_of_iterations_exit from a gcc_assert.
23974 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23976 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23977 jumps if COND is NULL.
23978 (find_cond_jump): New function.
23979 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23980 * config/s390/s390.md: Remove z10_cobra attribute value.
23982 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23984 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23985 force_const_mem returns NULL_RTX.
23987 2009-02-26 Jan Hubicka <jh@suse.cz>
23990 * cgraph.h (varpool_output_debug_info): Remove.
23991 * cgraphunit.c (varpool_output_debug_info): Remove.
23992 * dwarf2out.c (deferred_locations_struct): New struct
23993 (deferred_locations): New type.
23994 (deferred_locations_list): New static var.
23995 (deffer_location): New function.
23996 (gen_variable_die): Use it.
23997 (decls_for_scope): Output info on local static vars.
23998 (dwarf2out_finish): Process deferred locations.
23999 * varpool.c (varpool_output_debug_info): Remove.
24001 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24003 PR rtl-optimization/39241
24004 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24005 to subreg_offset_representable_p.
24007 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24009 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24010 execute function prototype. Get f and nregs from max_reg_num
24011 and get_insns. Remove the first backward pass as it's dead,
24012 guard the forward pass by flag_expensive_optimizations.
24013 (rest_of_handle_regmove): Delete.
24014 (pass_regmove): Replace it with regmove_optimize.
24016 2009-02-25 Martin Jambor <mjambor@suse.cz>
24018 PR tree-optimization/39259
24019 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24020 calls_alloca function flags.
24021 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24022 calls are detected.
24024 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24026 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24027 flags_set_1_rtx, flags_set_1_set): Delete.
24028 (regmove_optimize): Do not call mark_flags_life_zones.
24030 2009-02-24 Julian Brown <julian@codesourcery.com>
24033 * config/arm/arm.c (require_pic_register): Only set
24034 cfun->machine->pic_reg once per function.
24036 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24038 * doc/invoke.texi (Link Options): Document an easier way to pass
24039 options that take arguments to the GNU linker using -Xlinker and -Wl.
24041 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24044 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24046 2009-02-24 Richard Guenther <rguenther@suse.de>
24049 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24051 2009-02-24 Richard Guenther <rguenther@suse.de>
24052 Zdenek Dvorak <ook@ucw.cz>
24054 PR tree-optimization/39233
24055 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24056 from converting them to a generic type.
24058 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24060 PR tree-optimization/39260
24061 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24062 contains a condition with a real type.
24063 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24065 2009-02-23 Jason Merrill <jason@redhat.com>
24068 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24069 narrowing_initializer_constant_valid_p.
24070 (narrowing_initializer_constant_valid_p): Don't return
24071 null_pointer_node for adding a pointer to itself.
24073 2009-02-23 Jan Hubicka <jh@suse.cz>
24076 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24079 2009-02-23 Jan Hubicka <jh@suse.cz>
24081 PR tree-optimization/37709
24082 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24083 * tree.h (block_ultimate_origin): Declare.
24084 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24085 * tree-ssa-live.c (remove_unused_scope_block_p):
24086 Eliminate blocks containig no instructions nor live variables nor
24088 (dump_scope_block): New function.
24089 (remove_unused_locals): Enable removal of dead blocks by default;
24090 enable dumping at TDF_DETAILS.
24092 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24094 * config/i386/i386.c (classify_argument): Don't allow COImode
24096 (function_arg_advance_32): Don't allow OImode.
24097 (function_arg_32): Likewise.
24098 (function_value_32): Likewise.
24099 (return_in_memory_32): Likewise.
24100 (function_arg_64): Remove OImode comment.
24102 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24105 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24106 ix86_expand_vector_set for V4DImode in 64bit mode only.
24107 (ix86_expand_vector_init_one_var): Likewise.
24109 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24111 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24113 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24116 * loop-iv.c: Revert last change.
24117 * emit-rtl.c: Likewise.
24119 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24122 * config/i386/i386.c (type_natural_mode): Remove an extra
24123 space in the warning message.
24124 (function_value_32): Handle 32-byte vector modes.
24125 (return_in_memory_32): Likewise.
24127 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24129 * loop-iv.c (truncate_value): New function.
24130 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24132 (lowpart_subreg): Move to...
24133 * emit-rtl.c: ...here.
24135 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24137 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24138 accidental and undocumented change at revision 140860.
24140 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24142 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24143 take gimple_seq * arguments.
24144 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24145 types_compatible_p langhook.
24147 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24148 Joseph Myers <joseph@codesourcery.com>
24150 * config/arm/arm.c (arm_builtin_va_list): New function.
24151 (arm_expand_builtin_va_start): Likewise.
24152 (arm_gimplify_va_arg_expr): Likewise.
24153 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24154 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24155 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24156 (va_list_type): New variable.
24157 (arm_mangle_type): Mangle va_list_type appropriately.
24159 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24161 PR middle-end/39157
24162 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24163 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24164 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24165 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24166 parameter to 1000 for -O1 by default.
24167 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24169 * loop-invariant.c: Include params.h.
24170 (move_loop_invariants): Don't call move_single_loop_invariants on
24173 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24175 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24176 offset when calculating bounds for indexing stack_usage_map. Fixes
24177 a buffer overflow with certain target setups.
24179 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24182 * calls.c (expand_call): Clear try_tail_call if caller and callee
24183 disagree in promotion of function return value.
24185 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24188 * c-common.c (c_determine_visibility): If visibility changed and
24189 DECL_RTL has been already set, call make_decl_rtl to update symbol
24192 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24195 * varasm.c (assemble_variable): Don't check DECL_NAME when
24196 globalizing a variable.
24198 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24201 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24202 expression before any __builtin_trap call.
24203 * c-typeck.c (build_function_call): Convert and check function
24204 arguments before generating a call to a trap. Evaluate the
24205 function arguments before the trap.
24207 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24210 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24211 (UNSPEC_FXAM_MEM): New unspec.
24212 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24213 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24214 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24216 2009-02-19 Richard Guenther <rguenther@suse.de>
24218 PR tree-optimization/39207
24219 PR tree-optimization/39074
24220 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24221 storedanything_tree): New.
24222 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24223 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24224 (build_succ_graph): Add edges from STOREDANYTHING to all
24226 (init_base_vars): Initialize STOREDANYTHING.
24227 (compute_points_to_sets): Free substitution info after
24228 building the succ graph.
24229 (ipa_pta_execute): Likewise.
24231 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24233 (do_ds_constraint): Do not add to special var or non-pointer
24235 (type_could_have_pointers): Split out from ...
24236 (could_have_pointers): ... here. For arrays use the element type.
24237 (create_variable_info_for): Initialize may_have_pointers.
24238 (new_var_info): Likewise.
24239 (handle_lhs_call): Make the HEAP variable unknown-sized.
24240 (intra_create_variable_infos): Use a type with pointers for
24241 PARM_NOALIAS, make it unknown-sized.
24243 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24246 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24248 2009-02-18 Jason Merrill <jason@redhat.com>
24251 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24252 value if DECL_EXTERNAL.
24253 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24254 * target.h (gcc_target::binds_local_p): Clarify "module".
24255 * tree.h (TREE_PUBLIC): Clarify "module".
24257 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24260 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24261 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24263 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24266 * c.opt (Wabi): Support C and ObjC.
24269 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24271 * config/i386/i386.c (classify_argument): Warn once about the ABI
24272 change when passing union with long double.
24274 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24276 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24279 * c-parser.c (c_parser_compound_statement): Always enter and leave
24282 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24285 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24287 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24289 PR tree-optimization/36922
24290 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24291 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24294 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24296 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24299 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24301 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24303 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24305 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24308 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24309 Richard Sandiford <rdsandiford@googlemail.com>
24311 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24312 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24313 (loongson_biadd): ...this.
24315 2009-02-17 Richard Guenther <rguenther@suse.de>
24317 PR tree-optimization/39202
24318 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24319 a var make sure to follow existing collapses.
24321 2009-02-17 Richard Guenther <rguenther@suse.de>
24323 PR middle-end/39214
24324 * langhooks.c (lhd_print_error_function): Check for NULL block.
24326 2009-02-17 Richard Guenther <rguenther@suse.de>
24328 PR tree-optimization/39204
24329 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24332 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24334 * config/soft-fp/double.h: Update from glibc CVS.
24336 2009-02-17 Richard Guenther <rguenther@suse.de>
24338 PR tree-optimization/39207
24339 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24340 strict-aliasing warnings for pointers pointing to NULL.
24342 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24345 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24346 skipping until next close brace.
24348 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24351 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24352 to function argument boundary.
24354 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24356 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24357 in the lea_add. Reload eventually constraints it properly.
24358 * config/picochip/constraints.md: Remove the target constraint
24359 "b", since it is not needed anymore.
24361 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24363 * gthr-dce.h: Uglify function parameter and local variable names.
24364 * gthr-gnat.h: Likewise.
24365 * gthr-mipssde.h: Likewise.
24366 * gthr-nks.h: Likewise.
24367 * gthr-posix95.h: Likewise.
24368 * gthr-posix.h: Likewise.
24369 * gthr-rtems.h: Likewise.
24370 * gthr-single.h: Likewise.
24371 * gthr-solaris.h: Likewise.
24372 * gthr-tpf.h: Likewise.
24373 * gthr-vxworks.h: Likewise.
24374 * gthr-win32.h: Likewise.
24376 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24379 * config/i386/i386.md: Restrict the new peephole2 to move
24380 between MMX/SSE registers.
24382 2009-02-15 Richard Guenther <rguenther@suse.de>
24385 2009-02-13 Richard Guenther <rguenther@suse.de>
24387 * configure.ac: Enable LFS.
24388 * configure: Re-generate.
24389 * config.in: Likewise.
24391 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24393 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24394 spu_srqwbyte, spu_srqwbytebc): Define.
24395 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24396 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24397 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24398 "shrqby_<mode>"): New insn-and-split patterns.
24399 * config/spu/spu.c (expand_builtin_args): Determine and return
24400 number of operands using spu_builtin_description data.
24401 (spu_expand_builtin_1): Use it.
24403 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24406 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24409 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24412 * config/i386/i386.c (override_options): Correct warning
24413 messages for -malign-loops, -malign-jumps and -malign-functions.
24415 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24418 * config/i386/i386.md: Restrict the new peephole2 to move
24419 between the general purpose registers.
24421 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24424 * config/i386/i386.c (type_natural_mode): Add a new argument.
24425 Return the original mode and warn ABI change if vector size is 32byte.
24426 (function_arg_advance): Updated.
24427 (function_arg): Likewise.
24428 (ix86_function_value): Likewise.
24429 (ix86_return_in_memory): Likewise.
24430 (ix86_sol10_return_in_memory): Likewise.
24431 (ix86_gimplify_va_arg): Likewise.
24432 (function_arg_32): Don't warn ABX ABI change here.
24433 (function_arg_64): Likewise.
24435 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24437 * loop-iv.c (implies_p): In the final case, test that operands 0
24438 of the two comparisons match.
24440 * config/bfin/bfin.c (find_prev_insn_start): New function.
24441 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24442 (find_next_insn_start): Move.
24444 2009-02-13 Richard Guenther <rguenther@suse.de>
24446 * configure.ac: Enable LFS.
24447 * configure: Re-generate.
24448 * config.in: Likewise.
24450 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24453 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24454 sizes on syntax error after some arguments have been parsed.
24456 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24458 * doc/invoke.texi (-fira): Remove.
24460 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24462 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24463 * recog.c: Likewise.
24466 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24468 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24469 (umul_ppmm): Likewise.
24470 (count_leading_zeros): Likewise.
24471 (count_trailing_zeros): Likewise.
24472 (UMUL_TIME): Likewise.
24474 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24476 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24477 soft-fp/t-softfp to tmake_file.
24479 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24480 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24481 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24482 IA64_BUILTIN_INFQ]: New.
24483 (ia64_init_builtins): Initialize __builtin_infq,
24484 __builtin_fabsq and __builtin_copysignq if not HPUX.
24485 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24486 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24488 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24490 (__fixtfti): Likewise.
24491 (__fixunstfti): Likewise.
24492 (__floattitf): Likewise.
24494 * config/ia64/libgcc-glibc.ver: New.
24495 * config/ia64/t-fprules-softfp: Likewise.
24496 * config/ia64/sfp-machine.h: Likewise.
24498 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24499 (LIBGCC2_TF_CEXT): Likewise.
24500 (TF_SIZE): Likewise.
24501 (TARGET_INIT_LIBFUNCS): Likewise.
24503 * config/ia64/t-glibc (SHLINB_MAPFILES):
24504 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24506 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24508 * config/i386/i386.c (construct_container): Rewrite processing
24509 BLKmode with X86_64_SSE_CLASS.
24511 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24514 * config/i386/i386.md: Replace simplify_replace_rtx with
24515 replace_rtx in the new peephole2.
24517 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24519 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24520 loop unrolling do not happen at -O2.
24522 2009-02-12 Michael Matz <matz@suse.de>
24524 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24526 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24528 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24531 2009-02-12 Ben Elliston <bje@au.ibm.com>
24533 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24534 patterns when updating the back chain. Missed in the 2009-02-10
24537 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24539 * doc/extend.texi (Decimal Floating Types): Update identifier of
24540 draft TR and list of missing support.
24542 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24544 PR middle-end/39154
24545 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24546 bit to variable length decl's flags, add it also to its
24547 pointer replacement variable.
24549 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24550 Jakub Jelinek <jakub@redhat.com>
24553 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24554 (memory_blockage): New expander.
24555 (*memory_blockage): New insn pattern.
24556 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24557 instead of general blockage at the end of function prologue when
24558 frame pointer is used to access red zone area. Do not emit blockage
24559 when profiling, it is emitted in generic code.
24560 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24561 function epilogue when frame pointer is used to access red zone area.
24563 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24566 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24567 by arithmetic with memory operands.
24568 * config/i386/predicates.md (commutative_operator): New.
24570 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24572 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24575 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24577 * alias.h (record_alias_subset): Declare.
24578 * alias.c (record_alias_subset): Make global.
24580 2009-02-10 Nick Clifton <nickc@redhat.com>
24582 * tree-parloops.c: Change license to GPLv3.
24583 * ipa-struct-reorg.c: Change license to GPLv3.
24584 * ipa-struct-reorg.h: Change license to GPLv3.
24586 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24589 * c-decl.c (start_struct): Return NULL on error.
24591 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24593 PR middle-end/39124
24594 * cfgloopmanip.c (remove_path): Call remove_bbs after
24595 cancel_loop_tree, not before it.
24598 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24599 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24600 VAR_DECLs were seen.
24601 * tree-ssa-live.c (remove_unused_locals): Recompute
24602 cfun->has_local_explicit_reg_vars.
24603 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24604 copies or clearings if cfun->has_local_explicit_reg_vars.
24606 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24609 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24610 of function prologue when frame pointer is used to access
24613 2009-02-10 Richard Guenther <rguenther@suse.de>
24615 PR middle-end/39127
24616 * gimplify.c (gimple_regimplify_operands): Always look if
24617 we need to create a temporary.
24619 2009-02-10 Richard Guenther <rguenther@suse.de>
24621 PR tree-optimization/39132
24622 * tree-loop-distribution.c (todo): New global var.
24623 (generate_memset_zero): Trigger TODO_rebuild_alias.
24624 (tree_loop_distribution): Return todo.
24626 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24629 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24630 (x86_64_reg_class_name): Removed.
24631 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24632 first one isn't X86_64_SSE_CLASS or any other ones aren't
24633 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24634 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24635 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24636 and 3 X86_64_SSEUP_CLASS.
24637 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24638 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24640 2009-02-10 Ben Elliston <bje@au.ibm.com>
24642 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24643 form instruction to update the stack back chain word, even if the
24644 user has disabled the generation of update instructions.
24645 (movdi_<mode>_update_stack): New.
24646 (movsi_update_stack): Likewise.
24647 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24648 always use an update form instruction to update the stack back
24651 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24653 PR middle-end/38953
24654 * graphite.c (if_region_set_false_region): After moving a region in
24655 the false branch of a condition, remove the empty dummy basic block.
24656 (gloog): Remove wrong fix for PR38953.
24658 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24660 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24661 generation due to implicit sign extension.
24663 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24665 PR middle-end/38981
24666 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24667 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24669 2009-02-09 Richard Guenther <rguenther@suse.de>
24671 PR middle-end/35202
24672 * convert.c (convert_to_real): Disable (float)fn((double)x)
24673 to fnf(x) conversion if errno differences may occur and
24674 -fmath-errno is set.
24676 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24678 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24679 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24680 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24682 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24685 * c-common.c (handle_alias_attribute): Disallow attribute for
24686 anything not a FUNCTION_DECL or VAR_DECL.
24688 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24691 * real.c (do_compare): Special-case compare of zero against
24692 decimal float value.
24694 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24697 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24698 as indicating flexible array members unless the field itself is
24699 being declarared as the incomplete array.
24701 2009-02-06 Jan Hubicka <jh@suse.cz>
24703 PR tree-optimization/38844
24704 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24705 is already inlined.
24707 2009-02-06 Richard Guenther <rguenther@suse.de>
24709 PR middle-end/38977
24710 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24711 fork because we may expand it as __gcov_fork.
24713 2009-02-06 Nick Clifton <nickc@redhat.com>
24715 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24717 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24719 PR tree-optimization/35659
24720 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24721 vn_phi_eq): Shortcut if hashcode does not match.
24722 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24724 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24725 and avoid iterative_hash_expr.
24726 (FOR_EACH_VALUE_ID_IN_SET): New.
24727 (value_id_compare): Remove.
24728 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24729 sort expressions by value id.
24731 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24734 * config/sh/predicates.md (general_movsrc_operand): Don't check
24735 the subreg of system registers here.
24737 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24740 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24741 on the copied decl.
24743 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24745 PR rtl-optimization/39110
24746 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24747 addresses, not aligned ones.
24749 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24750 Richard Guenther <rguenther@suse.de>
24752 PR tree-optimization/39100
24753 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24754 comment says and add edges.
24756 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24759 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24760 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24762 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24764 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24765 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24766 register_bb_in_sese, new_sese, free_sese): Moved.
24767 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24768 outermost_loop_in_scop, build_scop_iteration_domain,
24769 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24770 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24771 Use loop_in_sese_p instead of loop_in_scop_p.
24772 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24773 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24774 (scopdet_basic_block_info): Fix bug in scop detection.
24775 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24776 eq_loop_to_cloog_loop): Remove.
24777 (nb_loops_around_loop_in_scop, nb_loop
24778 ref_nb_loops): Moved here...
24779 * graphite.h (ref_nb_loops): ... from here.
24780 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24781 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24782 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24783 * testsuite/gcc.dg/graphite/scop-19.c: New
24785 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24786 Hans-Peter Nilsson <hp@axis.com>
24788 PR rtl-optimization/37889
24789 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24790 Move offset handling from PLUS to before the switch. Use new
24791 arguments when considering SYMBOL_REFs too.
24792 (rtx_addr_can_trap_p): Pass dummy offset and size.
24793 (enum may_trap_p_flags): Remove.
24794 (may_trap_p_1): Pass size from MEM_SIZE.
24796 PR rtl-optimization/38921
24797 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24798 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24799 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24800 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24802 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24804 AVX Programming Reference (January, 2009)
24805 * config/i386/sse.md (*vpclmulqdq): New.
24807 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24809 PR tree-optimization/38977
24810 PR gcov-profile/38292
24811 * calls.c (special_function_p): Disregard __builtin_ prefix.
24813 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24815 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24816 non-indexable addresses even before reload.
24818 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24821 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24822 as having variable size. Do not give an error for unnamed
24823 parameters with [*] declarators. Give a warning for type names
24824 with [*] declarators and mark them as variable size.
24825 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24826 for sizeof applied to [*] type names.
24828 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24831 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24833 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24835 * gcc.c (process_command): Update copyright notice dates.
24836 * gcov.c (print_version): Likewise.
24837 * gcov-dump.c (print_version): Likewise.
24838 * mips-tfile.c (main): Likewise.
24839 * mips-tdump.c (main): Likewise.
24841 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24844 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24845 for composite type involving a zero-length array type.
24847 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24850 * function.c (match_asm_constraints_1): Skip over
24851 initial optional % in the constraint.
24853 PR inline-asm/39059
24854 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24855 supported, don't accept FIXED_CSTs.
24856 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24857 and _Sat is used without _Fract/_Accum. Set specs->type to
24858 integer_type_node for cts_fract/cts_accum if fixed point is not
24861 2009-02-02 Catherine Moore <clm@codesourcery.com>
24863 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24865 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24867 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24868 (ABI_HAS_64BIT_SYMBOLS): Use it.
24869 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24871 2009-02-02 Paul Brook <paul@codesourcery.com>
24873 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24875 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24877 PR inline-asm/39058
24878 * recog.h (asm_operand_ok): Add constraints argument.
24879 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24880 recurse on matching constraint.
24881 (check_asm_operands): Pass constraints as 3rd argument to
24882 asm_operand_ok. Don't look up matching constraint here.
24883 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24886 2009-02-02 Ben Elliston <bje@au.ibm.com>
24888 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24889 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24891 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24893 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24894 information. Remove some obsolete information. Reorganize.
24896 * config/pa/fptr.c: Revert license to GPL 2.
24897 * config/pa/milli64.S: Likewise.
24899 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24902 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24903 LIBRARY name in, instead of hard-coding it.
24904 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24905 extra target make frag to tmake_files according to EH model.
24906 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24907 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24908 frags that define makefile variable EH_MODEL appropriately.
24909 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24910 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24911 to "-sjlj" according to type of EH configured.
24912 (LIBGCC_SONAME): Concatenate it to shared library base name.
24913 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24914 to "_sjlj" according to type of EH configured.
24915 (LIBGCC_SONAME): Concatenate it to shared library base name.
24916 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24917 (SHLIB_LINK): Add missing semicolon to if-else construct.
24918 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24919 string value of "pe_dll" command-line option.
24920 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24921 (SHLIB_SONAME): Use it when overriding t-cygming default.
24922 (SHLIB_IMPLIB): Override t-cygming default.
24923 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24924 string value of "pe_dll" command-line option.
24926 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24929 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24930 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24932 2009-01-31 Richard Guenther <rguenther@suse.de>
24934 PR tree-optimization/38937
24935 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24936 computing the transitive closure.
24938 2009-01-30 Richard Guenther <rguenther@suse.de>
24940 PR tree-optimization/39041
24941 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24942 Propagate variable indices only if the types match for this stmt.
24944 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24947 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24948 inline but never defined.
24950 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24952 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24953 (*insv_h_di_reg_extimm): New insn.
24954 (*insv_l<mode>_reg_extimm): New insn.
24956 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24958 * config/picochip/picochip.c (flag_conserve_stack): set
24959 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24960 fconserve-stack. Reduce call-overhead used by inliner.
24962 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24965 * common.opt (flag_conserve_stack): Initialised to zero.
24967 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24970 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24971 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24974 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24976 * ira-color.c (allocno_reload_assign): Update comments.
24977 * regmove.c (regmove_optimize): Likewise.
24981 2009-01-29 Robert Millan <rmh@aybabtu.com>
24983 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24984 * config/i386/kopensolaris-gnu.h: New file. Undefine
24985 `MD_UNWIND_SUPPORT'.
24986 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24988 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24990 PR tree-optimization/39007
24991 * tree-loop-distribution.c (generate_builtin): Use
24992 recompute_dominator to compute the immediate dominator of the
24993 basic block just after the loop.
24995 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24997 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24998 (ASM_OUTPUT_DWARF_PCREL): Define.
25000 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25002 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25003 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25004 global. Modify entries about regmove and IRA.
25006 * ra-conflict.c: Remove the file.
25008 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25010 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25011 (pass_regclass_init): Rename to pass_reginfo_init.
25013 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25015 * toplev.h (flag_ira): Remove.
25017 * caller-save.c (setup_save_areas): Remove flag_ira.
25019 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25021 * global.c: Remove the file.
25023 * opts.c (decode_options): Remove flag_ira.
25025 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25027 * regmove.c: Modify file description.
25028 (find_use_as_address, try_auto_increment): Define them only if
25029 AUTO_INC_DEC is defined.
25030 (replacement_quality, replace_in_call_usage, fixup_match_1,
25031 stable_and_no_regs_but_for_p): Remove.
25032 (reg_set_in_bb): Make it static.
25033 (regmove_optimize): Remove flag_ira and code which worked for
25036 * local-alloc.c: Remove the file.
25038 * common.opt (fira): Remove.
25040 * ira.c: Include except.h.
25041 (eliminable_regset): Move from global.c.
25042 (mark_elimination): Ditto. Remove flag_ira.
25043 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25044 equiv_mem_modified, validate_equiv_mem_from_store,
25045 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25046 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25047 no_equiv, recorded_label_ref): Move from local-alloc.c.
25048 (update_equiv_regs): Ditto. Make it static.
25049 (print_insn_chain, print_insn_chains): Move it from global.c.
25050 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25051 (build_insn_chain): Ditto. Make it static.
25052 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25053 Rename to init_live_subregs.
25054 (gate_ira): Remove flag_ira.
25056 * regclass.c: Rename reginfo.c. Change file description.
25057 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25058 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25059 (init_reg_sets_1): Remove code for evaluation of
25060 reg_class_superclasses and losing_caller_save_reg_set.
25061 (init_regs): Remove init_reg_autoinc.
25062 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25063 ok_for_base_p_nonstrict): Remove.
25064 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25065 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25066 corresponding entries.
25067 (dump_regclass, record_operand_costs, scan_one_insn,
25068 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25069 record_address_regs, auto_inc_dec_reg_p): Remove.
25070 (gt-regclass.h): Rename to gt-reginfo.h.
25072 * rtl.h (dump_global_regs, retry_global_alloc,
25073 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25075 * Makefile.in (RA_H): Remove.
25076 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25077 Rename regclass.o to reginfo.o.
25078 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25080 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25081 (GTFILES): Rename regclass.c to reginfo.c.
25083 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25084 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25086 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25087 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25089 (finish_spills): Ditto. Remove code for !flag_ira.
25091 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25093 PR middle-end/35854
25094 * doc/invoke.texi (rtl debug options): Complete rewrite.
25095 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25097 * mode-switching.c (pass_mode_switching): Rename pass from
25098 "mode-sw" to "mode_sw".
25099 * except.c (pass_convert_to_eh_ranges): Rename pass from
25100 "eh-ranges" to "eh_ranges".
25101 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25105 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25106 Alexander Monakov <amonakov@ispras.ru>
25108 PR middle-end/38857
25109 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25111 (move_exprs_to_boundary): Change return type and pass through
25112 should_move from move_op. Relax assert. Update usage ...
25113 (schedule_expr_on_boundary): ... here. Use should_move instead of
25115 (move_op_orig_expr_found): Indicate that insn was disconnected from
25117 (code_motion_process_successors): Do not call after_merge_succs
25118 callback if original expression was not found when traversing any of
25120 (code_motion_path_driver): Change return type. Update prototype.
25121 (move_op): Update comment. Add a new parameter (should_move). Update
25122 prototype. Set *should_move based on indication provided by
25123 move_op_orig_expr_found.
25125 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25127 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25128 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25129 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25130 * config/rs6000/rs6000.c (rs6000_override_options): Default
25131 avoid-indexed-addresses on for Power6, off for everything else.
25132 (avoiding_indexed_address_p): New function.
25133 (rs6000_legitimize_address): Use it.
25134 (rs6000_legitimate_address): Likewise.
25135 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25137 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25139 PR tree-optimization/38997
25140 * tree-loop-distribution.c (generate_memset_zero): Use
25141 POINTER_PLUS_EXPR for a pointer addition.
25143 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25145 * config/s390/s390.md (bswap<mode>2): New pattern added.
25147 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25149 * config/s390/s390.md (*tls_load_31): Added type attribute.
25151 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25153 * config/s390/s390.md: Fix a few comments.
25155 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25157 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25158 (*tm<mode>_full): Fixed z10prop attribute.
25159 (*tst<mode>_extimm): Fixed z10prop attribute.
25160 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25161 (*tstqiCCT_cconly): Fixed z10prop attribute.
25162 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25163 (*movsi_larl): Fixed z10prop attribute.
25164 (*movsi_zarch): Fixed z10prop attribute.
25165 (*movsi_eas): Fixed z10prop attribute.
25166 (*movhi): Fixed z10prop attribute.
25167 (*movqi): Fixed z10prop attribute.
25168 (*movstrictqi): Fixed z10prop attribute.
25169 (*mov<mode>): Fixed z10prop attribute.
25170 (*movcc): Fixed z10prop attribute.
25171 (*sethighpartdi_64): Fixed z10prop attribute.
25172 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25173 (*negdi2_sign_cc): Fixed z10prop attribute.
25174 (*negdi2_sign): Fixed z10prop attribute.
25175 (*absdi2_sign_cc): Fixed z10prop attribute.
25176 (*absdi2_sign): Fixed z10prop attribute.
25177 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25178 (*negabsdi2_sign): Fixed z10prop attribute.
25179 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25180 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25181 (doloop_si64): Fixed z10prop attribute.
25182 (doloop_si31): Fixed z10prop attribute.
25183 (doloop_long): Fixed z10prop attribute.
25184 (indirect_jump): Fixed z10prop attribute.
25185 (nop): Fixed z10prop attribute.
25186 (main_base_64): Fixed z10prop attribute.
25187 (reload_base_64): Fixed z10prop attribute.
25189 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25191 PR rtl-optimization/38740
25192 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25194 * config/mips/mips.c (mips_reorg): Likewise.
25196 2009-01-28 Richard Guenther <rguenther@suse.de>
25198 PR tree-optimization/38926
25199 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25200 with the correct value id to a value.
25201 (do_regular_insertion): Use the value number of edoubleprime
25202 for the value number of the expr.
25205 2008-08-21 Richard Guenther <rguenther@suse.de>
25207 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25208 a PHI ask VN if it is already available.
25209 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25210 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25212 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25214 PR middle-end/38934
25215 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25216 set to varying whenever max has TREE_OVERFLOW set, similarly
25217 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25219 2009-01-28 Richard Guenther <rguenther@suse.de>
25221 PR middle-end/38908
25222 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25223 uninitialized aggregate uses in call arguments.
25225 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25227 PR tree-optimization/38984
25228 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25229 the nothing_id variable if -fno-delete-null-pointer-checks.
25231 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25234 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25235 (set_got_offset_rex64): Ditto.
25237 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25240 * doc/extend.texi: Improve local variable with asm reg.
25242 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25244 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25245 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25246 was not supplied then set warn_packed_bitfield_compat to the
25247 default value of 1.
25248 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25251 2009-01-27 Richard Guenther <rguenther@suse.de>
25253 PR tree-optimization/38503
25254 * cfgexpand.c (expand_gimple_basic_block): Ignore
25255 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25256 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25257 variables that cannot have TBAA applied.
25258 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25261 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25263 PR middle-end/38969
25264 * calls.c (initialize_argument_information): Do not wrap complex
25265 arguments in SAVE_EXPR.
25267 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25269 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25270 (INSTALL_LIBGCC): Revert typo commit.
25272 2009-01-26 Richard Guenther <rguenther@suse.de>
25274 PR tree-optimization/38745
25275 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25276 from special handling.
25278 2009-01-26 Richard Guenther <rguenther@suse.de>
25280 PR tree-optimization/38745
25281 * tree-ssa.c (execute_update_addresses_taken): Do not include
25282 variables that cannot possibly be a register in not_reg_needs.
25283 Do not clear TREE_ADDRESSABLE on vars that may not become
25285 * tree-ssa.c (update_alias_info_1): Include those in the set
25286 of addressable vars.
25288 2009-01-26 Richard Guenther <rguenther@suse.de>
25290 PR middle-end/38851
25291 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25292 * tree-ssa-dse.c: Include langhooks.h
25293 (execute_simple_dse): Remove stores with zero size.
25295 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25298 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25301 2009-01-24 Julian Brown <julian@codesourcery.com>
25303 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25304 config/arm/linux-atomic.c.
25305 * config/arm/linux-atomic.c: New.
25307 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25309 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25310 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25311 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25313 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25316 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25319 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25321 PR tree-optimization/38953
25322 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25323 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25324 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25325 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25328 2009-01-24 Paul Brook <paul@codesourcery.com>
25330 * config/arm/neon.md (neon_type): Move to arm.md.
25331 (neon_mov<VSTRUCT>): Add neon_type attribute.
25332 * config/arm/arm.md (neon_type): Move to here.
25333 (conds): Add "unconditioal" and use as default for NEON insns.
25335 2009-01-24 Ben Elliston <bje@au.ibm.com>
25337 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25338 void *' warning from -Wc++-compat.
25339 * Makefile.in (dominance.o-warn): Remove.
25341 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25343 PR tree-optimization/38932
25344 * fold-const.c (fold_unary_ignore_overflow): New.
25345 * tree.h (fold_unary_ignore_overflow): Declare.
25346 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25347 * tree-ssa-sccvn.c (visit_reference_op_load,
25348 simplify_unary_expression): Likewise.
25350 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25352 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25353 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25354 regardless of their type.
25355 * c-common.c (handle_packed_attribute): Don't ignore packed on
25357 * c.opt (Wpacked-bitfield-compat): New warning option.
25358 * stor-layout.c (place_field): Warn if offset of a field changed.
25359 * doc/extend.texi (packed): Mention the ABI change.
25360 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25361 (Warning Options): Add it to the list.
25363 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25365 * c-opts.c (c_common_post_options): Fix a typo in comments.
25367 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25369 PR middle-end/38615
25370 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25371 variables to static.
25372 * doc/invoke.texi (-fmerge-all-constants): Update description.
25374 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25377 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25378 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25380 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25382 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25384 (LOCAL_ALIGNMENT): Similarly.
25386 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25387 Joseph Myers <joseph@codesourcery.com>
25389 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25390 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25391 * config/arm/arm-tune.md: Regenerate.
25392 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25395 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25397 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25398 version number to five.
25400 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25403 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25404 * c-common.c (set_underlying_type): Likewise.
25405 (is_typedef_decl ): Likewise
25407 (set_underlying_type): Likewise.
25408 (is_typedef_type): Likewise.
25410 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25412 PR middle-end/38587
25413 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25416 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25419 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25420 (LIBGCC_SPEC): Don't define.
25421 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25423 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25425 PR rtl-optimization/38879
25426 * alias.c (base_alias_check): Unaligned access via AND address can
25427 alias all surrounding object types except those with sizes equal
25428 or wider than the size of unaligned access.
25430 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25433 * c-decl.c (clone_underlying_type): Move this ...
25434 * c-common.c (set_underlying_type): ... here.
25435 Also, make sure the function properly sets TYPE_STUB_DECL() on
25436 the newly created typedef variant type.
25437 (is_typedef_decl ): New entry point.
25438 * tree.h: Added a new member member_types_needing_access_check to
25439 struct tree_decl_non_common.
25440 (set_underlying_type): New entry point.
25441 (is_typedef_type): Likewise.
25443 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25445 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25446 Check whether two instructions have memory references that
25447 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25448 are helper functions for traversing.
25449 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25450 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25451 not to draw dependency edge for instructions with non-conflicting
25454 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25457 * longlong.h: Update copyright years. Use soft-fp license notice.
25458 Sync __clz_tab declaration with glibc.
25460 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25463 * doc/extend.texi (syscall_linkage): New.
25464 (version_id): Modify.
25466 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25467 Richard Guenther <rguenther@suse.de>
25469 PR tree-optimization/38747
25470 PR tree-optimization/38748
25471 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25472 conversion if the base address is an indirect reference and the
25473 aliasing sets could cause issues.
25475 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25477 * common.opt (fgraphite, fgraphite-identity): Add comment for
25478 explaining why these options are not documented.
25480 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25482 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25483 gimple_call_lhs is NULL.
25485 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25488 * emit-rtl.c (adjust_address_1): Make sure memref is never
25491 2009-01-20 Ben Elliston <bje@au.ibm.com>
25493 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25494 const qualifier from arg parameter. Remove unnecessary cast to char *.
25495 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25496 const qualifier from arg 2.
25498 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25500 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25502 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25505 * rtl.h (reinit_regs): New prototype.
25506 * regclass.c: Include ira.h.
25507 (reinit_regs): New.
25508 * Makefile.in (regclass.o): Add ira.h.
25509 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25511 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25514 * c-common.c (handle_aligned_attribute): Use
25515 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25516 default alignment value.
25518 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25520 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25521 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25523 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25524 __BIGGEST_ALIGNMENT__.
25526 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25528 2009-01-18 Richard Guenther <rguenther@suse.de>
25530 PR tree-optimization/38819
25531 * tree-flow.h (operation_could_trap_helper_p): Declare.
25532 * tree-eh.c (operation_could_trap_helper_p): Export.
25533 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25534 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25535 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25536 are about to insert a possibly trapping instruction and fail
25539 2009-01-18 Andreas Schwab <schwab@suse.de>
25541 * doc/install.texi (Configuration): Remove obsolete paragraph
25542 about use of --with-gnu-ld with --with-gnu-as.
25544 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25546 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25547 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25548 Follow spelling conventions.
25550 2009-01-18 Ben Elliston <bje@au.ibm.com>
25552 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25553 C++ warning about implicit conversion from void * to struct
25555 (bitmap_obstack_free): Likewise for bitmap_element *.
25556 * Makefile.in (bitmap.o-warn): Remove.
25558 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25560 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25562 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25563 Tobias Grosser <tobi.grosser@amd.com>
25565 * graphite.c (graphite_trans_scop_block): Do not block single
25568 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25570 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25571 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25572 test with assertion.
25574 2009-01-16 Richard Guenther <rguenther@suse.de>
25576 PR tree-optimization/38835
25577 PR middle-end/36227
25578 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25579 and INT + PTR -> (INT)(PTR p+ INT) folding.
25580 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25582 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25585 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25586 the subreg from a lowpart subreg if it is also casting the value.
25588 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25589 Tobias Grosser <tobi.grosser@amd.com>
25591 * graphite.c (compare_prefix_loops): New.
25592 (build_scop_canonical_schedules): Rewritten.
25593 (graphite_transform_loops): Move build_scop_canonical_schedules
25594 after build_scop_iteration_domain.
25596 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25597 Tobias Grosser <tobi.grosser@amd.com>
25599 * graphite.c (add_conditions_to_domain): Add the loops to
25600 the dimension of the iteration domain. Do copy the domain
25601 only when it exists.
25602 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25603 (add_conditions_to_constraints): New.
25604 (can_generate_code_stmt, can_generate_code): Removed.
25605 (gloog): Do not call can_generate_code.
25606 (graphite_transform_loops): Call add_conditions_to_constraints
25607 after building the iteration domain.
25609 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25611 PR tree-optimization/38789
25612 * tree-ssa-threadedge.c
25613 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25614 __builtin_constant_p.
25616 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25618 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25619 examined before deleting them.
25621 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25623 * function.c (aggregate_value_p): Correctly extract the function
25624 type from CALL_EXPR_FN lookup.
25626 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25628 * config/picochip/picochip.c (picochip_override_options): Revert
25629 CFI asm flag disable commited previously.
25631 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25632 Tobias Grosser <tobi.grosser@amd.com>
25633 Jan Sjodin <jan.sjodin@amd.com>
25635 * graphite.c (scan_tree_for_params): On substractions negate
25636 all the coefficients of the term.
25637 (clast_to_gcc_expression_red): New. Handle reduction expressions
25638 of more than two operands.
25639 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25640 (get_vdef_before_scop): Handle also the case of default definitions.
25642 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25644 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25645 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25646 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25648 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25649 Joey Ye <joey.ye@intel.com>
25651 PR middle-end/37843
25652 * cfgexpand.c (expand_stack_alignment): Don't update stack
25653 boundary nor check incoming stack boundary here.
25654 (gimple_expand_cfg): Update stack boundary and check incoming
25655 stack boundary here.
25657 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25659 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25661 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25663 PR rtl-optimization/38245
25664 * calls.c (expand_call): Add stack arguments to
25665 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25666 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25667 in regs and partially in memory or BLKmode arguments.
25668 (emit_library_call_value_1): Add stack arguments to
25669 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25670 ACCUMULATE_OUTGOING_ARGS).
25671 * dce.c: Include tm_p.h.
25672 (find_call_stack_args): New function.
25673 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25675 (mark_insn): Call find_call_stack_args for CALL_Ps.
25676 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25677 forwards. Allocate and free arg_stores bitmap if needed, pass it
25678 down to deletable_insn_p, don't mark stores set in arg_stores
25679 bitmap, clear the bitmap at the beginning of each bb.
25680 * Makefile.in (dce.o): Depend on $(TM_P_H).
25682 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25685 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25686 to make sure the insn is a conditional test (bug 22599). Reformat a
25689 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25691 PR middle-end/38431
25692 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25693 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25694 (gloog): Do not call cleanup_tree_cfg.
25695 (graphite_transform_loops): Call cleanup_tree_cfg after all
25696 scops have been code generated.
25698 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25699 * doc/gty.texi (Invoking the garbage collector): Added new node
25700 and section documenting ggc_collect.
25702 2009-01-14 Richard Guenther <rguenther@suse.de>
25704 PR tree-optimization/38826
25705 PR middle-end/38477
25706 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25707 initialization notes only if we actually emitted a warning.
25708 (intra_create_variable_infos): Add constraints for a result decl
25709 that is passed by hidden reference.
25710 (build_pred_graph): Mark all related variables non-direct on
25713 2009-01-14 Nick Clifton <nickc@redhat.com>
25715 * ira-conflicts.c: Include addresses.h for the definition of
25717 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25718 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25720 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25723 * Makefile.in (ira-lives.o): Add except.h.
25725 * ira-lives.c: Include except.h.
25726 (process_bb_node_lives): Process can_throw_internal.
25728 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25730 PR rtl-optimization/38774
25731 * combine.c (simplify_set): When undoing cc_use change, don't do
25732 PUT_CODE on the newly created comparison, but instead put back the
25735 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25737 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25738 values. Remove duplicate arm8 entry.
25740 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25742 PR tree-optimization/38786
25743 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25744 the SSA_NAME case of expand_scalar_variables_expr.
25745 Set the type of an expression to the type of its assign statement.
25746 (expand_scalar_variables_expr): Also gather the scalar computation
25747 used to index the memory access. Do not pass loop_p.
25748 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25749 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25750 the gimple_stmt_iterator where it inserts new code.
25751 Do not pass loop_p.
25752 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25753 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25755 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25757 * graphite.h (debug_value): Removed.
25758 * graphite.c (debug_value): Removed.
25760 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25762 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25763 ldrd/strd with two 32-bit instructions.
25765 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25767 * config/arm/arm.c (struct processors): Pass for speed down into
25768 cost helper functions.
25769 (const_ok_for_op): Handle COMPARE and inequality nodes.
25770 (arm_rtx_costs_1): Rewrite.
25771 (arm_size_rtx_costs): Update prototype.
25772 (arm_rtx_costs): Pass speed down to helper functions.
25773 (arm_slowmul_rtx_costs): Rework cost calculations.
25774 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25775 (arm_9e_rtx_costs): Likewise.
25777 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25779 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25780 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25781 (alpha_legitimize_address): Do not split local symbols wider than
25782 UNITS_PER_WORD into HIGH/LO_SUM parts.
25784 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25787 * gcc.c (process_command): Replace call to execvp with calls
25788 to pex_one and exit.
25790 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25793 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25794 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25795 variant for devices with 3-byte PC.
25796 (__tablejump_elpm__): New.
25798 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25801 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25802 offsetof member-designator, handle it as `[0].'.
25804 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25806 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25807 function when not using named sections on targets with named sections
25808 if branch distance is less than 262132.
25810 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25812 * combine.c (combine_instructions): Recompute
25813 optimize_this_for_speed_p for each BB in the main combine loop.
25815 2009-01-12 Tomas Bily <tbily@suse.cz>
25818 * tree-loop-distribution.c (prop_phis): New function.
25819 (generate_builtin): Call prop_phis.
25820 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25822 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25824 PR tree-optimization/38807
25825 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25826 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25828 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25830 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25831 subreg of op0 to the original op0.
25833 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25835 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25837 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25840 * mips-tfile.c (parse_def): Fix parsing of def strings
25841 starting with digits.
25843 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25846 * config/arm/arm.c (arm_is_long_call_p): Don't call
25847 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25849 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25851 * regrename.c (regrename_optimize): Fix dumping.
25852 (find_oldest_value_reg): Preserve REG_POINTER.
25853 (copy_hardreg_forward_1): Likewise.
25855 2009-01-09 Diego Novillo <dnovillo@google.com>
25857 * gimple.h (struct gimple_statement_base) <uid>: Document
25858 the restrictions on its use.
25859 (gimple_uid): Tidy.
25860 (gimple_set_uid): Tidy.
25862 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25864 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25865 zero guard even if align_bytes != 0 and count is smaller than
25868 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25870 PR rtl-optimization/38495
25871 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25872 (add_range_and_copies_from_move_list): Print all added ranges.
25873 Add ranges to memory optimized destination.
25875 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25879 * config/i386/i386.c (override_options): Reject
25880 -mstringop-strategy=rep_8byte with -m32.
25881 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25882 to 1. Do count comparison against epilogue_size_needed at compile
25883 time even when count_exp was constant forced into register. For
25884 size_needed don't jump to epilogue, instead just avoid aligning
25885 and invoke the body algorithm. If need_zero_guard, add zero guard
25886 even if count is non-zero, but smaller than size_needed + number of
25887 bytes that could be stored for alignment.
25888 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25889 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25890 but smaller than size_needed + number of bytes that could be stored
25891 for alignment. Compare size_needed with epilogue_size_needed instead
25892 of desired_align - align, don't adjust size_needed, pass
25893 epilogue_size_needed to the epilogue expanders.
25896 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25898 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25900 * pa.c (last_address): Change to unsigned.
25901 (update_total_code_bytes): Change argument to unsigned. Don't
25902 check if insn addresses are set.
25903 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25904 addresses are not set.
25905 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25907 2009-01-09 Nick Clifton <nickc@redhat.com>
25909 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25910 DECL_DECLARED_INLINE_P.
25912 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25914 PR middle-end/38347
25915 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25916 GET_MODE (op0) in operand_subword_force calls.
25918 PR middle-end/38771
25919 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25920 fold_convert arg0 operands to TREE_TYPE (op0) first.
25922 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25924 * params.def (ira-max-conflict-table-size): Decrease default value
25927 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25929 PR tree-optimization/37031
25930 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25932 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25933 allocate it using gc instead of heap, use VEC_quick_push instead of
25935 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25936 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25937 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25938 allocated vector from heap allocated.
25939 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25940 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25941 vector only after perfect_loop_nest_depth call.
25943 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25944 Jan Sjodin <jan.sjodin@amd.com>
25946 PR tree-optimization/38559
25947 * graphite.c (debug_value, copy_constraint,
25948 swap_constraint_variables, scale_constraint_variable, ): New.
25949 (get_lower_bound, get_upper_bound): Removed.
25950 (graphite_trans_bb_strip_mine): Clean up this code that works
25951 only for constant number of iterations. Fully copy upper and
25952 lower bound constraints, not only the constant part of them.
25953 * graphite.h (debug_value): Declared.
25955 2009-01-08 Ira Rosen <irar@il.ibm.com>
25957 PR tree-optimization/37194
25958 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25959 Don't add the cost of cost model guard in prologue to scalar
25960 outside cost in case of known number of iterations.
25962 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25963 Alan Modra <amodra@bigpond.net.au>
25965 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25966 non-word-aligned REG+CONST addressing.
25968 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25971 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25972 free_after_compilation when outputting a thunk.
25973 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25974 Do not call free_after_compilation here.
25976 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25978 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25979 (ix86_valid_target_attribute_inner_p): Ditto.
25981 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25983 PR tree-optimization/38492
25984 PR tree-optimization/38498
25985 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25986 * tree-chrec.h (scev_is_linear_expression): Declared.
25987 * graphite.c (graphite_cannot_represent_loop_niter): New.
25988 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25989 (graphite_loop_normal_form): Use gcc_assert.
25990 (scan_tree_for_params): Use CASE_CONVERT.
25991 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25992 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25993 Use gcc_assert. Discard scops that contain unhandled cases.
25994 (build_scop_conditions): Return a boolean status for unhandled cases.
25995 (strip_mine_profitable_p): Print the loop number, not its depth.
25996 (is_interchange_valid): Pass the depth of the loop nest, don't
25997 recompute it wrongly.
25998 (graphite_trans_bb_block): Same.
25999 (graphite_trans_bb_block): Print tentative of loop blocking.
26000 (graphite_trans_scop_block): Do not print that the loop has been
26002 (graphite_transform_loops): Do not handle scops that contain condition
26005 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26007 AVX Programming Reference (December, 2008)
26008 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26009 (_mm256_stream_pd): Likewise.
26010 (_mm256_stream_ps): Likewise.
26012 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26013 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26014 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26015 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26016 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26017 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26018 (ix86_expand_special_args_builtin): Likewise.
26020 * config/i386/sse.md (AVXMODEDI): New.
26021 (avx_movnt<mode>): Likewise.
26022 (avx_movnt<mode>): Likewise.
26023 (<sse>_movnt<mode>): Remove AVX support.
26024 (sse2_movntv2di): Likewise.
26026 2009-01-07 Richard Guenther <rguenther@suse.de>
26028 PR middle-end/38751
26029 * fold-const.c (extract_muldiv): Remove obsolete comment.
26030 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26031 to PLUS_EXPR canonicalization for the canonicalization.
26033 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26035 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26036 hosted cross-compilers generating less efficient code.
26038 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26040 * function.h (rtl_data): Add a dbr_scheduled_p field.
26041 * reorg.c (dbr_schedule): Set it.
26042 (gate_handle_delay_slots): Check it.
26043 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26044 (mips_reorg): Check flag_delayed_branch instead of
26045 mips_base_delayed_branch.
26046 (mips_override_options): Don't set mips_base_delayed_branch
26047 or flag_delayed_branch.
26049 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26051 PR rtl-optimization/38426.
26052 * ira.c (ira): Set current_function_is_leaf earlier.
26054 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26056 PR rtl-optimization/38722
26057 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26058 too early, only set a flag and modify after last possible
26061 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26064 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26065 * real.c (decimal_single_format): Correct values of emin and emax.
26066 (decimal_double_format): Ditto.
26067 (decimal_quad_format): Ditto.
26068 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26069 computation of DECnn_MIN and DECnn_MAX for corrected values of
26070 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26071 __DECnn_MIN__, and adjust its computation for the corrected value
26074 2009-01-06 Jan Hubicka <jh@suse.cz>
26077 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26079 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26081 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26082 Add Robert Clark to the list of testers.
26084 2009-01-06 Jan Hubicka <jh@suse.cz>
26085 Kai Tietz <kai.tietz@onevision.com>
26087 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26088 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26090 2009-01-06 Jan Hubicka <jh@suse.cz>
26091 Kai Tietz <kai.tietz@onevision.com>
26093 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26095 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26096 (ix86_nsaved_regs): Count only general purpose regs.
26097 (ix86_nsaved_sseregs): New.
26098 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26099 to 16 for w64; compute padding and size of sse reg save area.
26100 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26101 general purpose regs.
26102 (ix86_emit_save_sse_regs_using_mov): New.
26103 (ix86_expand_prologue): Save SSE regs if needed.
26104 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26105 (ix86_emit_restore_sse_regs_using_mov): New.
26106 (ix86_expand_epilogue): Save SSE regs if needed.
26108 2009-01-06 Jan Hubicka <jh@suse.cz>
26109 Kai Tietz <kai.tietz@onevision.com>
26111 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26112 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26113 functions when accumulate outgoing args is off.
26115 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26118 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26119 before using pseudos_have_intersected_live_ranges_p.
26121 * ira-int.h (ira_assert): Always define.
26123 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26125 AVX Programming Reference (December, 2008)
26126 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26127 (_mm256_permute2_pd): Likewise.
26128 (_mm_permute2_ps): Likewise.
26129 (_mm256_permute2_ps): Likewise.
26130 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26131 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26133 * config/i386/i386.c (ix86_builtins): Remove
26134 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26135 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26136 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26137 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26138 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26139 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26140 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26141 __builtin_ia32_vpermil2ps256.
26142 (ix86_init_mmx_sse_builtins): Updated.
26143 (ix86_expand_args_builtin): Likewise.
26145 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26147 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26148 long absolute calls when generating PA 2.0 code.
26150 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26152 PR rtl-optimization/38583
26153 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26155 * params.def (ira-max-conflict-table-size): New.
26157 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26159 * ira.h (ira_conflicts_p): New external definition.
26161 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26162 table. Report this. Return result of building.
26163 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26164 building conflict table.
26166 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26167 (ira_color): Use ira_conflicts_p.
26169 * global.c: Include ira.h.
26170 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26173 * Makefile.in (global.o): Add ira.h.
26175 * ira-build.c (mark_all_loops_for_removal,
26176 propagate_some_info_from_allocno): New.
26177 (remove_unnecessary_allocnos): Call
26178 propagate_some_info_from_allocno.
26179 (remove_low_level_allocnos): New.
26180 (remove_unnecessary_regions): Add parameter. Call
26181 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26182 parameter to remove_unnecessary_regions.
26183 (ira_build): Remove all regions but root if the conflict table was
26184 not built. Update conflict hard regs for allocnos crossing calls.
26186 * ira.c (ira_conflicts_p): New global.
26187 (ira): Define and use ira_conflicts_p.
26189 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26190 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26191 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26193 2009-01-06 Ben Elliston <bje@au.ibm.com>
26195 * gengtype-lex.l (YY_NO_INPUT): Define.
26197 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26200 * c-common.c (handle_vector_size_attribute): Also reject
26201 BOOLEAN_TYPE types.
26203 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26205 PR tree-optimization/38492
26206 * graphite.c (rename_map_elt, debug_rename_elt,
26207 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26208 rename_map_elt_info, eq_rename_map_elts,
26209 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26210 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26211 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26212 (sese_build_livein_liveouts): New.
26213 (new_sese, free_sese): New.
26214 (new_scop): Call new_sese.
26215 (free_scop): Call free_sese.
26216 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26217 (register_old_new_names): Renamed register_old_and_new_names.
26218 (register_scop_liveout_renames, add_loop_exit_phis,
26219 insert_loop_close_phis, struct igp,
26220 default_liveout_before_guard, add_guard_exit_phis,
26221 insert_guard_phis, copy_renames): New.
26222 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26223 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26224 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26225 (scop_adjust_phis_for_liveouts): New.
26226 (gloog): Call scop_adjust_phis_for_liveouts.
26228 * graphite.h (struct sese): Documented. Added fields liveout,
26229 num_ver and livein.
26230 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26231 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26232 (struct scop): Added field liveout_renames.
26233 (SCOP_LIVEOUT_RENAMES): New.
26235 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26237 PR tree-optimization/38510
26238 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26239 (translate_clast): Call recompute_all_dominators before
26241 (gloog): Call recompute_all_dominators before graphite_verify.
26243 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26244 Jan Sjodin <jan.sjodin@amd.com>
26246 PR tree-optimization/38500
26247 * graphite.c (create_sese_edges): Call fix_loop_structure after
26250 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26252 * config.gcc: Add m32r*-*-rtems*.
26253 * config/m32r/rtems.h: New file.
26255 2009-01-05 Ben Elliston <bje@au.ibm.com>
26257 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26258 (.po.pox): Likewise.
26259 (po/gcc.pot): Likewise.
26261 2009-01-04 David S. Miller <davem@davemloft.net>
26263 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26264 (STARTING_FRAME_OFFSET): Always set to zero.
26266 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26268 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26269 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26270 fixed-point types, and vectors of the same.
26272 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26274 * config/mips/sync.md (*mb_barrier): Rename to...
26275 (*memory_barrier): ...this.
26277 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26279 * doc/extend.texi (Function Attributes): Move @cindex after @item
26280 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26281 and put in alphabetical order. Fix 'target' name and put in order.
26282 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26285 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26287 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26288 (memory_barrier): Expand as unspec instead of unspec_volatile.
26289 Remove mem:BLK from insn operands. Use Pmode scratch register.
26290 (*memory_barrier): Define as unspec instead of unspec_volatile.
26291 Use (match_dup 0) as input operand.
26293 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26294 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26295 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26296 scratch register. Remove operand 1.
26297 (*stbar): Define as unspec instead of unspec_volatile.
26298 Use (match_dup 0) as input operand, remove (const_int 8).
26299 (*membar): Define as unspec instead of unspec_volatile.
26300 Use (match_dup 0) as input operand, remove input operand 2.
26302 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26303 (memory_barrier): Expand as unspec instead of unspec_volatile.
26304 Remove mem:BLK from insn operands. Use Pmode scratch register.
26305 (*memory_barrier): Define as unspec instead of unspec_volatile.
26306 Use (match_dup 0) as input operand.
26308 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26309 Remove mem:BLK from insn operands. Use Pmode scratch register.
26310 Set volatile flag on operand 0.
26311 (*memory_barrier): New insn pattern.
26313 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26315 (*memory_barrier): Use (match_dup 0) as input operand.
26317 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26318 Remove mem:BLK from insn operands. Use Pmode scratch register.
26319 Set volatile flag on operand 0.
26320 (*mb_internal): New insn pattern.
26322 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26324 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26326 PR middle-end/38586
26327 * function.c (struct temp_slot): Move to the section of the file
26328 that deals with temp slots. Remove field 'address'.
26329 (temp_slot_address_table): New hash table of address -> temp slot.
26330 (struct temp_slot_address_entry): New struct, items for the table.
26331 (temp_slot_address_compute_hash, temp_slot_address_hash,
26332 temp_slot_address_eq, insert_temp_slot_address): Support functions
26334 (find_temp_slot_from_address): Rewrite to use the new hash table.
26335 (remove_unused_temp_slot_addresses): Remove addresses of temp
26336 slots that have been made available.
26337 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26338 worker function for remove_unused_temp_slot_addresses.
26339 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26340 Add the temp slot address to the address -> temp slot map.
26341 (update_temp_slot_address): Update via insert_temp_slot_address.
26342 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26343 (pop_temp_slots): Likewise.
26344 (init_temp_slots): Allocate the address -> temp slot map, or empty
26345 the map if it is already allocated.
26346 (prepare_function_start): Initialize temp slot processing.
26348 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26350 PR middle-end/38584
26351 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26352 Calculate the size of all stack vars assuming no packing of stack
26353 vars will happen, replacing a quadratic algorithm with a linear one.
26355 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26358 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26361 2009-01-03 Diego Novillo <dnovillo@google.com>
26363 * doc/contrib.texi: Update contributions.
26365 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26368 * builtins.c (fold_builtin_memory_op): Give up if either operand
26369 is volatile. Set srctype or desttype to non-qualified version
26373 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26374 and FUNCTION_DECLs.
26376 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26378 PR rtl-optimization/35805
26379 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26380 problem if fast dce is able to remove any instructions.
26381 * dce.c (dce_process_block): Fix dump message.
26383 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26386 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26388 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26390 PR middle-end/38690
26391 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26392 * tree-pretty-print.c (op_code_prio): New function.
26393 (op_prio): No longer static. Use op_code_prio.
26394 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26395 Use op_prio and op_code_prio to determine if () should be
26396 printed around operand(s) or not.
26398 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26399 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26400 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26401 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26402 pp_character instead of pp_string for single letter printing.
26404 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26406 * doc/extend.texi: Fix '#pragma GCC option' typo.
26408 2009-01-02 Richard Guenther <rguenther@suse.de>
26410 * doc/install.texi (--enable-checking): Mention different
26411 default for stage1.
26412 (--enable-stage1-checking): Document.
26414 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26416 PR middle-end/30142
26417 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26418 case to be an error.
26420 2009-01-02 Ben Elliston <bje@au.ibm.com>
26422 * config/fp-bit.h (pack_d): Constify argument.
26423 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26424 (isnan): Constify argument.
26426 (iszero): Likewise.
26427 (pack_d): Likewise.
26428 (_fpadd_parts): Constify return type.
26429 (_fpmul_parts): Likewise.
26430 (_fpdiv_parts): Likewise.
26432 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26435 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26436 warn about overwriting initializer with side-effects or
26437 -Woverride-init if !IMPLICIT.
26438 (output_init_element): Likewise. Pass IMPLICIT down to
26440 (process_init_element): Add IMPLICIT argument. Pass it down
26441 to output_init_element.
26442 (push_init_element, pop_init_level, set_designator): Adjust
26443 process_init_element callers.
26444 (set_nonincremental_init, set_nonincremental_init_from_string):
26445 Adjust add_pending_init callers.
26446 (output_pending_init_elements): Adjust output_init_element callers.
26447 * c-tree.h (process_init_element): Adjust prototype.
26448 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26449 process_init_element callers.
26452 Copyright (C) 2009 Free Software Foundation, Inc.
26454 Copying and distribution of this file, with or without modification,
26455 are permitted in any medium without royalty provided the copyright
26456 notice and this notice are preserved.