1 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
10 * reload1.c (reload): Reset debug insns with pseudos without
13 2009-09-22 Neil Vachharajani <nvachhar@google.com>
15 * testsuite/gcc.dg/pr40209.c: Add test case.
17 2009-09-22 Janis Johnson <janis187@us.ibm.com>
19 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
20 unconditional true for decimal float modes.
21 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
22 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
24 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
26 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
27 Enable a new case for __FreeBSD__ >= 7.
28 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
29 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
30 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
33 * doc/install.texi (*-*-freebsd*): Update target information.
35 2009-09-22 Richard Guenther <rguenther@suse.de>
38 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
39 arrays really properly.
41 2009-09-22 Richard Henderson <rth@redhat.com>
44 * target.h (struct gcc_target): Add asm_out.trampoline_template,
45 calls.static_chain, calls.trampoline_init,
46 calls.trampoline_adjust_address.
47 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
48 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
49 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
50 * builtins.c (expand_builtin_setjmp_receiver): Use
51 targetm.calls.static_chain; only clobber registers.
52 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
53 set up memory attributes properly for the trampoline block.
54 (expand_builtin_adjust_trampoline): Use
55 targetm.calls.trampoline_adjust_address.
56 * calls.c (prepare_call_address): Add fndecl argument. Use
57 targetm.calls.static_chain.
58 * df-scan.c (df_need_static_chain_reg): Remove.
59 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
60 consolodate static chain handling.
61 * doc/tm.texi: Document new hooks.
62 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
63 (init_emit_regs): Don't initialize them.
64 * expr.h (prepare_call_address): Update decl.
65 * final.c (profile_function): Use targetm.calls.static_chain.
66 * function.c (expand_function_start): Likewise.
67 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
68 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
69 only clobber registers.
70 * targhooks.c (default_static_chain): New.
71 (default_asm_trampoline_template, default_trampoline_init): New.
72 (default_trampoline_adjust_address): New.
73 * targhooks.h: Declare them.
74 * varasm.c (assemble_trampoline_template): Use
75 targetm.asm_out.trampoline_template. Make the memory block const
78 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
79 alpha_initialize_trampoline. Make static. Merge VMS parameter
80 differences into the TARGET_ABI_OPEN_VMS code block.
81 (TARGET_TRAMPOLINE_INIT): New.
82 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
83 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
84 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
85 (INITIALIZE_TRAMPOLINE): Remove.
87 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
88 (TRAMPOLINE_TEMPLATE): Merge with ...
89 (INITIALIZE_TRAMPOLINE): ... this and move ...
90 * config/arc/arc.c (arc_trampoline_init): ... here.
91 (TARGET_TRAMPOLINE_INIT): New.
93 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
94 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
95 (arm_asm_trampoline_template): New.
96 (arm_trampoline_init, arm_trampoline_adjust_address): New.
97 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
98 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
99 code to arm_asm_trampoline_template.
100 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
101 arm_trampoline_adjust_address.
102 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
103 adjust for target hook parameters.
105 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Remove.
107 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
108 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
109 (bfin_trampoline_init): Rename from initialize_trampoline;
110 make static; update for target hook parameters.
111 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
112 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
113 bfin_asm_trampoline_template.
114 (INITIALIZE_TRAMPOLINE): Remove.
116 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
117 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
118 cris_trampoline_init): New.
119 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
120 cris_asm_trampoline_template.
121 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
122 adjust for target hook parameters.
124 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
126 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
127 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
128 fr30_trampoline_init): New.
129 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
130 fr30_asm_trampoline_template.
131 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
132 adjust for target hook parameters.
134 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
135 (frv_trampoline_init): Rename from frv_initialize_trampoline;
136 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
137 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
138 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
140 * config/h8300/h8300.c (h8300_trampoline_init): New.
141 (TARGET_TRAMPOLINE_INIT): New.
142 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
143 to h8300_trampoline_init and adjust for hook parameters.
145 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
146 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
147 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
148 make static; adjust for hook parameters.
149 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
151 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
152 (TARGET_TRAMPOLINE_INIT): New.
153 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
154 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
155 iq2000_asm_trampoline_template.
156 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
157 (TRAMPOLINE_CODE_SIZE): New.
158 (TRAMPOLINE_SIZE): Use it.
159 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
161 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
162 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
163 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
164 adjust for hook parameters.
165 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
167 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
168 (m32r_trampoline_init): New.
169 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
170 m32r_trampoline_init.
172 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
173 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
174 make static; update for hook parameters.
175 * config/m68hc11/m68hc11-protos.h: Update.
176 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
178 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
179 (TARGET_TRAMPOLINE_INIT): New.
180 (mcore_function_value): Fix typo.
181 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
182 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
183 to mcore_asm_trampoline_template.
184 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
186 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
187 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
188 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
189 update for hook parameters.
190 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
192 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
193 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
194 mips_trampoline_init): New.
195 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
196 mips_asm_trampoline_template.
197 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
198 update for hook parameters.
200 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
201 (TARGET_TRAMPOLINE_INIT): New.
202 (mmix_trampoline_size): Remove.
203 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
204 make static. Remove out-of-date tetra vs octa comment.
205 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
206 make static; update for hook parameters.
207 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
208 (INITIALIZE_TRAMPOLINE): Remove.
209 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
210 (TRAMPOLINE_ALIGNMENT): New.
211 * gcc/config/mmix/mmix-protos.h: Update.
213 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
214 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
215 mn10300_trampoline_init): New.
216 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
217 mn10300_asm_trampoline_template.
218 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
220 * config/moxie/moxie.c (moxie_static_chain,
221 moxie_asm_trampoline_template, moxie_trampoline_init,
222 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
223 TARGET_TRAMPOLINE_INIT): New.
224 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
225 moxie_trampoline_init.
226 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
227 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
229 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
230 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
231 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
232 pa_trampoline_adjust_address): New.
233 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
234 pa_asm_trampoline_template.
235 (TRAMPOLINE_ALIGNMENT): New.
236 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
237 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
238 adjust for hook parameters.
239 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
241 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
242 (TARGET_TRAMPOLINE_INIT): New.
243 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
244 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
246 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
248 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
249 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
250 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
251 make static; adjust parameters for the hook.
252 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
254 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
255 s390_trampoline_template; make static.
256 (s390_trampoline_init): Rename from s390_initialize_trampoline;
257 make static; adjust for target hook.
258 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
259 * config/s390/s390-protos.h: Remove trampoline decls.
260 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
261 (TRAMPOLINE_TEMPLATE): Remove.
262 (TRAMPOLINE_ALIGNMENT): New.
264 * config/score/score-protos.h (score_initialize_trampoline): Remove.
265 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
266 (TARGET_TRAMPOLINE_INIT): New.
267 (score_asm_trampoline_template): New.
268 (score_trampoline_init): Rename from score_initialize_trampoline;
269 make static; adjust for hook parameters.
270 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
271 score[37]_asm_trampoline_template.
272 (INITIALIZE_TRAMPOLINE): Remove.
273 * config/score/score3.c (score3_asm_trampoline_template): New.
274 (score3_trampoline_init): Rename from score3_initialize_trampoline;
275 adjust for target hook.
276 * config/score/score7.c (score7_asm_trampoline_template): New.
277 (score7_trampoline_init): Rename from score7_initialize_trampoline;
278 adjust for target hook.
279 * config/score/score3.h, config/score/score7.h: Update.
281 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
282 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
283 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
284 (sh_trampoline_init): Rename from sh_initialize_trampoline;
285 make static; adjust for target hook parameters.
286 (sh_trampoline_adjust_address): New.
287 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
288 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
290 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
291 (sparc32_initialize_trampoline): Rename from
292 sparc_initialize_trampoline; make static; replace tramp parameter
293 with m_tramp and update memory accesses.
294 (sparc64_initialize_trampoline): Similarly.
295 (sparc_trampoline_init): New.
296 * config/sparc/sparc-protos.h: Remove trampoline decls.
297 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
298 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
300 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
301 (array_to_constant): Make ARR parameter const.
302 (spu_trampoline_init): Rename from spu_initialize_trampoline;
303 make static; update for hook parameters.
304 * config/spu/spu-protos.h: Update decls.
305 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
307 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
308 from xstormy16_initialize_trampoline; make static; update for
310 (TARGET_TRAMPOLINE_INIT): New.
311 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
313 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
314 (TARGET_TRAMPOLINE_INIT): New.
315 (v850_can_eliminate): Make static.
316 (v850_asm_trampoline_template, v850_trampoline_init): New.
317 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
318 v850_asm_trampoline_template.
319 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
320 and adjust for target hook parameters.
322 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
323 (TARGET_TRAMPOLINE_INIT): New.
324 (vax_asm_trampoline_template, vax_trampoline_init): New.
325 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
326 vax_asm_trampoline_template.
327 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
329 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
330 (TARGET_TRAMPOLINE_INIT): New.
331 (xtensa_asm_trampoline_template): Rename from
332 xtensa_trampoline_template; make static.
333 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
334 make static; update for hook parameters.
335 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
336 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
337 (INITIALIZE_TRAMPOLINE): Remove.
339 * config/i386/i386.c (ix86_function_regparm): Do not issue an
340 error for nested functions with regparm=3.
341 (ix86_compute_frame_layout): Adjust frame pointer offset for
342 ix86_static_chain_on_stack.
343 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
344 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
345 don't reset to UNITS_PER_WORD.
346 (ix86_emit_leave): Adjust ix86_cfa_state.
347 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
348 (ix86_static_chain): New.
349 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
350 make static; update for target hook parameters; use ix86_static_chain.
351 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
352 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
353 (INITIALIZE_TRAMPOLINE): Remove.
354 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
355 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
356 to the end. Add static_chain_on_stack.
357 (ix86_static_chain_on_stack): New.
359 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
360 (m68k_output_mi_thunk): Don't use static_chain_rtx.
361 (m68k_trampoline_init): New.
362 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
363 m68k_trampoline_init and adjust for hook parameters.
364 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
365 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
367 2009-09-22 Jakub Jelinek <jakub@redhat.com>
369 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
370 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
372 * reload1.c (reload): Call wrap_constant when substituting
373 reg for equiv inside of DEBUG_INSNs.
376 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
377 add_call_src_coords_attributes, add_high_low_attributes,
378 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
379 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
380 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
381 when -gdwarf-2 -gstrict-dwarf.
382 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
383 -gdwarf-[23] -gstrict-dwarf.
384 (address_of_int_loc_descriptor, loc_descriptor,
385 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
386 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
387 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
389 2009-09-22 Richard Guenther <rguenther@suse.de>
391 PR tree-optimization/41428
392 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
393 (ccp_finalize): Pass it to substitute_and_fold.
395 2009-09-22 Richard Guenther <rguenther@suse.de>
397 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
398 (substitute_and_fold): Adjust prototype.
399 * tree-vrp.c (vrp_evaluate_conditional): Make static.
400 (simplify_stmt_using_ranges): Likewise.
401 (fold_predicate_in): Move here from tree-ssa-propagate.c.
402 (vrp_fold_stmt): New function.
403 (vrp_finalize): Pass it to substitute_and_fold.
404 * tree-flow.h (vrp_evaluate_conditional): Remove.
405 (simplify_stmt_using_ranges): Likewise.
406 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
407 * tree-ssa-copy.c (fini_copy_prop): Likewise.
408 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
410 (fold_predicate_in): Move to tree-vrp.c.
411 (substitute_and_fold): Use the callback instead of calling into
412 tree-vrp.c functions directly.
414 2009-09-22 Jakub Jelinek <jakub@redhat.com>
416 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
417 comparison warning on rs6000.
420 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
421 GIMPLE_EH_MUST_NOT_THROW cleanup.
422 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
424 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
427 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
428 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
429 LIB_SPEC for darwin10 and later since it always uses the unwinder in
430 libSystem which is derived from the gcc 4.2.1 unwinder.
432 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
435 * varasm.c (default_encode_section_info): Copy TLS model into
436 sym_ref flags regardless of backend support for TLS, for all
437 model types except TLS_MODEL_EMULATED.
439 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
442 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
443 we can handle it correctly.
445 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
447 * doc/install.texi (os2): Remove section.
449 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
451 * doc/standards.texi (Objective-C): Adjust two URLs.
453 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
455 * tree-tailcall.c (process_assignment): Don't check if a multiplication
456 or an addition are already present.
457 (find_tail_calls): Combine multiple additions and multiplications.
458 (adjust_accumulator_values): Emit accumulators.
460 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
462 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
463 xmm register restore.
465 2009-09-21 Jan Hubicka <jh@suse.cz>
467 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
468 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
471 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
473 * stor-layout.c (layout_type): Remove obsolete code.
475 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
478 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
480 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
483 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
484 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
485 (fold_builtin_2, do_mpc_arg1): Update accordingly.
486 * fold-const.c (const_binop): Likewise.
487 * real.h (do_mpc_arg2): Update prototype.
489 2009-09-20 Jan Hubicka <jh@suse.cz>
491 * dwarf2out.c (add_const_value_attribute): Return true if successful.
492 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
493 (tree_add_const_value_attribute): Return true if successful.
494 (tree_add_const_value_attribute_for_decl): Likewise.
496 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
497 (loc_descriptor): ... here;
498 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
499 (cst_pool_loc_descr): Break out from ...; do not reffer constant
500 pool items that was not marked for output.
501 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
502 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
503 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
504 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
505 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
506 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
507 DW_OP_stack_value to get address of items that are not available
509 (dw_loc_list): Handle single element lists correctly.
511 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
512 Pascal Obry <obry@adacore.com>
514 * unwind-dw2-fde.c (classify_object_over_fdes):
515 Cast the constant 1 to _Unwind_Ptr.
516 (add_fdes): Likewise.
517 (linear_search_fdes): Likewise.
519 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
521 * stor-layout.c (set_sizetype): Avoid useless type copy.
523 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
525 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
527 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
528 * configure, config.in: Regenerate.
529 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
531 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
532 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
533 for global data if the output could be used in a shared library.
534 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
535 to 0 if TARGET_WRITABLE_EH_FRAME.
537 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
539 PR rtl-optimization/39886
540 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
541 just when insn is equal to BB_END (bb).
543 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
545 * config/mips/mips.opt (mrelax-pic-calls): New option.
546 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
548 (mips_unspec_call): Change "unspec_call" expander into this.
549 (mips_strip_unspec_call): New function.
550 (mips_got_load): Call mips_unspec_call instead of
551 gen_unspec_call<mode>.
552 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
554 (mips_cfg_in_reorg): New function.
555 (mips16_lay_out_constants): Use it to decide whether to call
556 CFG-aware insn splitting.
557 (r10k_insert_cache_barriers): Move CFG set-up code from here to
558 mips_reorg. Move DF set-up code from here ...
559 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
561 (mips_reorg): Call mips_df_reorg instead of
562 r10k_insert_cache_barriers. Move CFG set-up code here from
563 r10k_insert_cache_barriers.
564 (mips_call_expr_from_insn): New function.
565 (mips_pic_call_symbol_from_set): Likewise.
566 (mips_find_pic_call_symbol): Likewise.
567 (mips_annotate_pic_call_expr): Likewise.
568 (mips_get_pic_call_symbol): Likewise.
569 (mips_annotate_pic_calls): Likewise.
570 (mips_override_options): Disable -mrelax-pic-calls unless PIC
572 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
573 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
574 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
576 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
577 (unspec_call<mode>): Remove it.
578 (sibcall_internal, sibcall_value_internal,
579 sibcall_value_multiple_internal, call_internal, call_split,
580 call_value_internal, call_value_split,
581 call_value_multiple_internal, call_value_multiple_split): Pass
582 SIZE_OPNO to MIPS_CALL.
583 (call_internal_direct, call_direct_split,
584 call_value_internal_direct, call_value_direct_split): Pass -1 as
585 SIZE_OPNO to MIPS_CALL.
586 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
587 * configure: Regenerate.
588 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
589 and -mno-relax-pic-calls.
590 (MIPS Options): Document -mrelax-pic-calls
591 and -mno-relax-pic-calls.
593 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
596 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
597 in the directory this rule is called from, rather than the
598 toplevel 'gcc' directory, to fix in-tree build.
600 2009-09-19 Chris Demetriou <cgd@google.com>
602 PR preprocessor/28435:
603 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
604 to cpplib that the preprocessor output is needed.
606 2009-09-19 Jakub Jelinek <jakub@redhat.com>
608 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
609 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
610 *return_and_restore_fpregs_<mode>,
611 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
614 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
615 instead of assuming it has always a REG inside of it.
617 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
619 * config/freebsd.h: Update comment on types.
622 2009-09-18 Jason Merrill <jason@redhat.com>
624 * c.opt: Add -fno-deduce-init-list.
626 2009-09-18 Neil Vachharajani <nvachhar@google.com>
628 * value-prof.c (interesting_stringop_to_profile_p): Added output
629 argument to indicate which parameter is the size parameter.
630 * value-prof.c (gimple_stringop_fixed_value): Use
631 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
632 * value-prof.c (gimple_stringops_transform): Update call sites to
633 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
634 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
636 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
639 From David Binderman <dcb314@hotmail.com>:
640 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
641 local variable f. Remove stale comments.
642 (ix86_compute_frame_layout): Remove useless local variable total_size.
644 (legitimate_address_p): Remove useless local variables
645 reason_rtx and reason.
646 (ix86_split_copysign_const): Remove useless local variable op1.
647 (scale_counter): Remove useless local variable piece_size_mask.
649 2009-09-18 Jakub Jelinek <jakub@redhat.com>
651 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
654 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
657 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
659 2009-09-17 Jakub Jelinek <jakub@redhat.com>
661 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
664 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
666 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
667 DW_OP_implicit_value even without dwarf_version 4.
669 2009-09-17 Jan Hubicka <jh@suse.cz>
671 * dwarf2out.c: Include tree-pass.h and gimple.h.
672 (loc_list_plus_const): New function.
673 (loc_descriptor_from_tree_1): Rename to ...
674 (loc_descriptor_from_tree): ... remove original.
675 (loc_list_from_tree): New function.
676 (add_AT_location_description): Accept location list.
677 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
678 (concatn_mem_loc_descriptor): Remove.
679 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
681 (secname_for_decl): Move up.
682 (hidden_reference_p): New function; break out from ...
683 (loc_by_refernece): ... here; move up.
684 (dw_loc_list): New function.
685 (single_element_loc_list): New function.
686 (single_element_loc_list_p): New function.
687 (add_loc_descr_to_each): New function.
688 (add_loc_list): New function.
689 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
690 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
691 add diagnostics why expansion failed.
692 (add_location_or_const_value_attribute): Support location lists.
693 (add_bound_info): Likewise.
694 (descr_info_loc): Update call of loc_descriptor_from_tree.
695 (gen_variable_die): Work on location lists.
696 * final.c (pass_final): Add dump file.
697 * Makefile.in (dwarf2out.o): Add new dependencies.
699 2009-09-17 Janis Johnson <janis187@us.ibm.com>
702 * real.c decimal_from_integer, decimal_integer_string): New.
703 (real_from_integer): Use them as special case for decimal float.
704 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
705 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
706 Do not append zero after the decimal point in string to convert.
708 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
710 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
711 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
713 2009-09-17 Martin Jambor <mjambor@suse.cz>
715 * common.opt (fipa-sra): New switch.
716 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
717 * timevar.def (TV_IPA_SRA): New timevar.
718 * params.def (ipa-sra-ptr-growth-factor): New parameter.
719 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
720 * tree-sra.c: Include cgraph.c.
721 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
722 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
723 and grp_not_necessarilly_dereferenced.
724 (func_param_count): New variable.
725 (encountered_apply_args): New variable.
726 (bb_dereferences): New variable.
727 (final_bbs): New variable.
728 (no_accesses_representant): New variable.
729 (no_accesses_p): New function.
730 (dump_access): Dump the new fields.
731 (sra_initialize): Set encountered_apply_args to false.
732 (get_ssa_base_param): New function.
733 (mark_parm_dereference): New function.
734 (create_access): Caring for INIDRECT_REFs and different handling of
735 varialble length accesses in early IPA SRA. Store the stmt - a new
736 parameter - to the new access.
737 (build_access_from_expr_1): New parameter stmt, passed to
738 create_access. Handle INDIRECT_REFs.
739 (build_access_from_expr): Pass the current statement to
740 build_access_from_expr_1.
741 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
743 (build_accesses_from_assign): Pass the current statement to
744 build_access_from_expr_1. Do not create assign links in IPA-SRA.
745 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
746 final_bbs when necessary. Check for calls to __builtin_apply_args.
747 Fixup EH info if anythng was changed.
748 (is_unused_scalar_param): New function.
749 (ptr_parm_has_direct_uses): New function.
750 (find_param_candidates): New function.
751 (mark_maybe_modified): New function.
752 (analyze_modified_params): New function.
753 (propagate_dereference_distances): New function.
754 (dump_dereferences_table): New function.
755 (analyze_caller_dereference_legality): New function.
756 (unmodified_by_ref_scalar_representative): New function.
757 (splice_param_accesses): New function.
758 (decide_one_param_reduction): New function.
759 (enum ipa_splicing_result): New type.
760 (splice_all_param_accesses): New function.
761 (get_param_index): New function.
762 (turn_representatives_into_adjustments): New function.
763 (analyze_all_param_acesses): New function.
764 (get_replaced_param_substitute): New function.
765 (get_adjustment_for_base): New function.
766 (replace_removed_params_ssa_names): New function.
767 (sra_ipa_reset_debug_stmts): New function.
768 (sra_ipa_modify_expr): New function.
769 (sra_ipa_modify_assign): New function.
770 (convert_callers): New function.
771 (modify_function): New function.
772 (ipa_sra_preliminary_function_checks): New function.
773 (ipa_early_sra): New function.
774 (ipa_early_sra_gate): New function.
775 (pass_early_ipa_sra): New variable.
776 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
778 2009-09-17 Michael Matz <matz@suse.de>
781 * tree.c (build_type_attribute_qual_variant): Export.
782 * tree.h (build_type_attribute_qual_variant): Declare.
783 * tree-inline.c (remap_type_1): Use it to build variants with
784 the original qualifiers and attributes.
786 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
788 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
789 without a fallthrough edge.
791 2009-09-16 DJ Delorie <dj@redhat.com>
793 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
794 chip and ignore the "fast_interrupt" attribute if so.
796 2009-09-16 Richard Henderson <rth@redhat.com>
799 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
802 2009-09-16 Richard Henderson <rth@redhat.com>
805 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
806 is set only if DECL_NO_STATIC_CHAIN is unset.
807 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
808 (FOR_EACH_NEST_INFO): New.
809 (walk_all_functions): Use it.
810 (finalize_nesting_tree): Likewise.
811 (unnest_nesting_tree): Likewise.
812 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
813 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
814 (convert_gimple_call): Early out if gimple_call_chain already set.
815 (convert_all_function_calls): Iterate until no new functions
816 require a static chain.
817 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
818 when building a trampoline. Use dump_function_to_file instead
820 (lower_nested_functions): Open dump_file. Validate that decls
821 that have DECL_NO_STATIC_CHAIN from the front end don't have that
822 bit reset by this pass.
824 2009-09-16 Michael Matz <matz@suse.de>
827 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
828 shorten decl_common_unused.
829 (DECL_RESTRICTED_P): New accessor.
830 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
831 to disambiguate marked decls and restrict pointers.
833 2009-09-16 Richard Henderson <rth@redhat.com>
836 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
838 2009-09-16 Jakub Jelinek <jakub@redhat.com>
840 * integrate.c (set_block_abstract_flags): Call
841 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
843 2009-09-16 Richard Guenther <rguenther@suse.de>
846 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
849 2009-09-16 DJ Delorie <dj@redhat.com>
850 Kaz Kojima <kkojima@gcc.gnu.org>
852 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
853 (sh_expand_prologue): Update calls to output_stack_adjust.
854 (sh_expand_epilogue): Likewise.
856 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
859 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
860 trying to limit the extent of searches in the insn stream.
862 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
863 Jakub Jelinek <jakub@redhat.com>
867 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
869 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
870 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
871 (rs6000_savres_strategy): Always save FP registers inline if the
872 target doesn't support hardware double-precision. Set the above
873 bits in return value when needed.
874 (rs6000_savres_routine_sym): Fix computation for cache selector.
875 Mark the generated symbol as a function. Rename exitp argument to
876 lr. Move code for determining the name of the symbol...
877 (rs6000_savres_routine_name): ...here. New function. Add cases for
878 getting the names right on AIX and 64-bit Linux.
879 (savres_routine_name): New variable.
880 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
881 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
882 on what the target routine uses as a base register. If savep && lr
883 describe saving of r0 into memory slot.
884 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
885 line calls for AIX ABI.
886 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
887 determine FP save/restore functions.
888 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
889 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
891 (rs6000_emit_epilogue): Adjust computation of restore_lr.
892 Duplicate restoration of LR and execute the appropriate one
893 depending on whether GPRs are being restored inline. Set r11 from
894 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
895 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
896 Fix out of line calls for AIX ABI.
897 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
899 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
901 (*restore_gpregs_spe): Likewise.
902 (*return_and_restore_gpregs_spe): Likewise.
903 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
904 Define to empty string unconditionally.
905 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
906 Define to empty string unconditionally.
907 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
910 2009-09-15 Jan Hubicka <jh@suse.cz>
912 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
913 * params.def (inline-insns-auto): Likewise.
915 2009-09-15 Martin Jambor <mjambor@suse.cz>
917 * ipa-inline.c (estimate_function_body_sizes): Dump info about
918 individual statements only at TDF_DETAILS dump level. Format
919 source for 80 characters per line.
921 2009-09-15 Christian Bruel <christian.bruel@st.com>
923 * regrename.c (do_replace): Update REG_DEAD notes.
925 2009-09-15 Revital Eres <eres@il.ibm.com>
927 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
928 * targhooks.c (default_builtin_support_vector_misalignment):
929 New builtin function.
930 * targhooks.h (default_builtin_support_vector_misalignment):
932 * target.h (builtin_support_vector_misalignment):
933 New field in struct gcc_target.
934 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
935 new builtin function.
936 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
938 * config/rs6000/rs6000.c
939 (rs6000_builtin_support_vector_misalignment): New function.
940 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
942 2009-09-15 Jie Zhang <jie.zhang@analog.com>
944 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
946 (bfin_optimize_loop): Likewise.
947 (bfin_gen_bundles): Likewise.
948 (workaround_speculation): Likewise.
949 (find_load): Return NULL_RTX for debug_insn.
951 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
953 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
956 2009-09-14 DJ Delorie <dj@redhat.com>
958 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
959 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
962 2009-09-14 Richard Henderson <rth@redhat.com>
963 Jakub Jelinek <jakub@redhat.com>
965 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
966 * cfgbuild.c (make_edges): Handle asm goto.
967 * cfglayout.c (fixup_reorder_chain): Likewise.
968 * cfgrtl.c (patch_jump_insn): Likewise.
969 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
970 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
971 (gimple_build_asm_vec): Add and use labels parameter.
972 (gimple_build_asm): Remove.
973 (walk_gimple_asm): Walk labels too.
974 * gimple.def (GIMPLE_ASM): Update docs.
975 * gimple.h: Update decls.
976 (struct gimple_statement_asm): Change nc to use unsigned char;
978 (gimple_asm_nlabels): New.
979 (gimple_asm_label_op, gimple_asm_set_label_op): New.
980 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
981 into gimple_build_asm_vec.
982 * jump.c (mark_jump_label_asm): New.
983 (mark_jump_label): Use it.
984 (redirect_jump_1): Handle asm goto.
985 (invert_jump_1): Soft fail if X is null.
986 * recog.c (extract_asm_operands): New.
987 (asm_noperands): Use it; handle asm labels.
988 (decode_asm_operands): Use extract_asm_operands.
989 (asm_operand_ok): Properly handle empty string.
990 * reg-stack.c (get_asm_operands_in_out): Rename from
991 get_asm_operand_n_inputs; use extract_asm_operands; return both
992 inputs and outputs by reference; update all callers.
993 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
994 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
995 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
996 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
997 (extract_asm_operands): Declare.
998 * stmt.c (expand_asm_operands): Add and use labels parameter.
999 (check_unique_operand_names): Likewise.
1000 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1001 (expand_asm_stmt): Handle asm labels.
1002 * tree-cfg.c (make_gimple_asm_edges): New.
1003 (make_edges): Use it.
1004 (cleanup_dead_labels): Handle asm labels.
1005 (is_ctrl_altering_stmt): Likewise.
1006 (gimple_redirect_edge_and_branch): Likewise.
1007 * tree.def (ASM_EXPR): Add 5th operand.
1008 * tree.h (ASM_LABELS): New.
1009 (resolve_asm_operand_names): Update decl.
1011 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1012 (c_parser_asm_goto_operands): New.
1013 * c-tree.h (build_asm_expr): Update decl.
1014 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1015 * doc/extend.texi: Document asm goto.
1017 2009-09-14 Richard Henderson <rth@redhat.com>
1019 * except.h: Update declarations.
1020 (struct pointer_map_t): Forward declare.
1021 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1022 (struct eh_landing_pad_d, eh_landing_pad): New.
1023 (struct eh_catch_d, eh_catch): New.
1024 (struct eh_region_d): Remove next_region_sharing_label, aka,
1025 label, tree_label, landing_pad, post_landing_pad, resume,
1026 may_contain_throw. Rename region_number to index. Remove
1027 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1028 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1029 (VEC(eh_landing_pad,gc)): New.
1030 (struct eh_status): Remove last_region_number. Add lp_array,
1031 throw_stmt_table, ttype_data, ehspec_data.
1032 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1033 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1034 * except.c (lang_protect_cleanup_actions): Return tree.
1035 (struct ehl_map_entry): Remove.
1036 (init_eh_for_function): Push zero entries for region and lp_array.
1037 (gen_eh_region): Add to region_array immediately.
1038 (gen_eh_region_catch): Operate on eh_catch objects.
1039 (gen_eh_landing_pad): New.
1040 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1041 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1042 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1043 (get_eh_landing_pad_from_number_fn): New.
1044 (get_eh_landing_pad_from_number): New.
1045 (get_eh_region_from_lp_number_fn): New.
1046 (get_eh_region_from_lp_number): New.
1047 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1048 (get_exception_pointer, get_exception_filter): Remove.
1049 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1050 (current_function_has_exception_handlers): Simplify.
1051 (bring_to_root, eh_region_replaceable_by_p): Remove.
1052 (replace_region, hash_type_list, hash_eh_region): Remove.
1053 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1054 (label_to_region_map, num_eh_regions): Remove.
1055 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1056 (find_exception_handler_labels): Remove.
1057 (duplicate_eh_regions_0, find_prev_try): Remove.
1058 (struct duplicate_eh_regions_data): New.
1059 (duplicate_eh_regions_1): Rewrite.
1060 (duplicate_eh_regions): Return a pointer map instead of an
1062 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1063 (redirect_eh_edge_to_label): Remove.
1064 (eh_region_outermost): Rewrite using eh_region pointers
1065 instead of integers.
1066 (add_ttypes_entry): Update for ttype_data move to eh_status.
1067 (add_ehspec_entry): Rewrite with VEC instead of varray.
1068 (assign_filter_values): Likewise. Export.
1069 (build_post_landing_pads, connect_post_landing_pads): Remove.
1070 (dw2_build_landing_pads): Rewrite to use lp_array.
1071 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1072 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1073 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1074 (sjlj_mark_call_sites): Update for landing pad numbers.
1075 (finish_eh_generation): Rewrite.
1076 (gate_handle_eh): Do nothing for no eh tree.
1077 (pass_rtl_eh): Move up near finish_eh_generation.
1078 (remove_eh_landing_pad): New.
1079 (remove_eh_handler): Export.
1080 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1081 (for_each_eh_label): Rewrite to use lp_array.
1082 (make_reg_eh_region_note): New.
1083 (make_reg_eh_region_note_nothrow_nononlocal): New.
1084 (insn_could_throw_p): New.
1085 (copy_reg_eh_region_note_forward): New.
1086 (copy_reg_eh_region_note_backward): New.
1087 (check_handled, add_reachable_handler): Remove.
1088 (reachable_next_level, foreach_reachable_handler): Remove.
1089 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1090 (get_eh_region_and_lp_from_rtx): New.
1091 (get_eh_region_from_rtx): New.
1092 (can_throw_internal_1, can_throw_external_1): Remove.
1093 (can_throw_internal): Use get_eh_region_from_rtx.
1094 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1095 (insn_nothrow_p, can_nonlocal_goto): New.
1096 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1097 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1098 (add_action_record): Use VEC not varray.
1099 (collect_one_action_chain): Update for eh_region changes.
1100 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1101 Use get_eh_region_and_lp_from_rtx.
1102 (gate_convert_to_eh_region_ranges): New.
1103 (pass_convert_to_eh_region_ranges): Use it.
1104 (push_uleb128, push_sleb128): Use VEC not varray.
1105 (output_one_function_exception_table): Likewise.
1106 (dump_eh_tree): Update for eh_region changes.
1107 (verify_eh_tree): Likewise.
1108 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1109 * tree-eh.c: Include target.h.
1110 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1111 Don't disallow GIMPLE_RESX; adjust argument check.
1112 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1113 (record_stmt_eh_region): Update for landing pad numbers;
1114 generate a landing pad if necessary.
1115 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1116 (remove_stmt_from_eh_lp_fn): Similarly.
1117 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1118 Update for lp numbers; don't special case missing throw_stmt_table.
1119 (lookup_expr_eh_lp): Similarly.
1120 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1121 (eh_seq, eh_region_may_contain_throw): New.
1122 (struct leh_state): Add ehp_region.
1123 (struct leh_tf_state): Remove eh_label.
1124 (emit_post_landing_pad): New.
1125 (emit_resx, emit_eh_dispatch): New.
1126 (note_eh_region_may_contain_throw): New.
1127 (frob_into_branch_around): Take eh_region not eh label;
1128 emit eh code into eh_seq.
1129 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1130 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1131 lower_eh_must_not_throw. Emit code to eh_seq.
1132 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1133 (lower_try_finally_onedest): Likewise.
1134 (lower_try_finally_copy): Likewise.
1135 (lower_try_finally_switch): Likewise.
1136 (lower_try_finally): Initialize ehp_region.
1137 (lower_catch): Update for eh_catch objects.
1138 (lower_eh_filter): Don't handle must_not_throw.
1139 (lower_eh_must_not_throw): New.
1140 (lower_cleanup): Don't set eh_label.
1141 (lower_eh_constructs_2): Resolve eh builtins.
1142 Handle GIMPLE_EH_MUST_NOT_THROW.
1143 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1144 Add eh_seq to the end of the function body.
1145 (make_eh_dispatch_edges): New.
1146 (make_eh_edge): Remove.
1147 (make_eh_edges): Simplify for landing pads.
1148 (redirect_eh_edge_1): New.
1149 (redirect_eh_edge): Use it.
1150 (redirect_eh_dispatch_edge): New.
1151 (stmt_could_throw_p): Use a switch. Allow RESX.
1152 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1153 (stmt_can_throw_internal): Likewise.
1154 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1155 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1156 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1157 (gate_refactor_eh): New.
1158 (pass_refactor_eh): Use it.
1159 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1160 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1161 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1162 (remove_unreachable_handlers): Rename from
1163 tree_remove_unreachable_handlers; rewrite for landing pads;
1164 call remove_eh_handler directly.
1165 (remove_unreachable_handlers_no_lp): New.
1166 (unsplit_eh, unsplit_all_eh): New.
1167 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1168 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1169 (cleanup_empty_eh_unsplit): New.
1170 (cleanup_empty_eh): Rewrite.
1171 (cleanup_all_empty_eh): New.
1172 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1173 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1174 (gate_cleanup_eh): New.
1175 (pass_cleanup_eh): Use it.
1176 (verify_eh_edges): Move later in file. Expect one EH edge.
1177 (verify_eh_dispatch_edge): New.
1179 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1180 (gtype-desc.o): Add TARGET_H.
1181 (tree.o): Use EXCEPT_H, not except.h.
1182 (cfgbuild.o): Add EXPR_H.
1183 (GTFILES): Add vecprim.h.
1184 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1185 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1186 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1187 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1188 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1189 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1190 calls to can_throw_internal.
1191 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1192 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1193 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1194 (expand_gimple_stmt): Use make_reg_eh_region_note.
1195 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1196 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1197 or find_exception_handler_labels.
1198 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1199 there is exacly one EH edge. Use can_nonlocal_goto and
1201 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1202 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1203 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1204 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1205 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1206 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1207 * dse.c (scan_insn): Use insn_could_throw_p.
1208 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1209 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1210 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1211 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1212 EXC_PTR_EXPR or FILTER_EXPR.
1213 (tree_expr_nonzero_warnv_p): Likewise.
1214 * function.h: Include vecprim.h, not varray.h
1215 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1216 move ttype_data and ehspec_data members to struct eh_status; change
1217 action_record_data member to a VEC.
1218 * gcse.c (hash_scan_set): Use can_throw_internal.
1219 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1220 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1221 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1222 (block_may_fallthru): Don't handle RESX_EXPR.
1223 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1224 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1225 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1226 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1227 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1228 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1229 (gimple_size): Likewise.
1230 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1231 (gimple_build_resx): Use gimple_build_with_ops.
1232 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1233 (is_gimple_val): Likewise.
1234 (is_gimple_stmt): Remove RESX_EXPR.
1235 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1236 (GIMPLE_RESX): Reorder with other EH constructs.
1237 * gimple.h (struct gimple_statement_eh_mnt): New.
1238 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1239 (gimple_eh_filter_must_not_throw): Remove.
1240 (gimple_eh_filter_set_must_not_throw): Remove.
1241 (gimple_eh_must_not_throw_fndecl): New.
1242 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1243 (is_gimple_resx): New.
1244 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1245 Don't copy EH_FILTER_MUST_NOT_THROW.
1246 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1247 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1248 handle must_not_throw_labels specially.
1249 * ipa-pure-const.c (check_call): Update debug statement for LP.
1250 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1251 * ipa-utils.c (get_base_var): Likewise.
1252 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1253 * lower-subreg.c (move_eh_region_note): Remove.
1254 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1255 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1256 (create_task_copyfn): Likewise.
1257 (maybe_catch_exception): Use gimple_build_eh_filter.
1258 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1259 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1260 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1261 and pass_lower_resx.
1262 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1263 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1264 can_throw_internal, can_nonlocal_goto.
1265 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1266 copy_reg_eh_region_note_forward.
1267 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1268 (emit_output_reload_insns): Likewise.
1269 (copy_eh_notes): Remove.
1270 * rtl.def (RESX): Remove.
1271 * rtl.h: Update declarations.
1272 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1273 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1274 (update_eh_label): Remove.
1275 (cleanup_dead_labels_eh): New.
1276 (cleanup_deal_labels): Use it instead of update_eh_label.
1277 (gimple_merge_blocks): Update landing pad data structure when
1278 removing a landing pad label.
1279 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1280 test; handle GIMPLE_EH_MUST_NOT_THROW.
1281 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1282 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1283 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1284 (verify_stmt): Likewise. Verify landing pads.
1285 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1286 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1287 (struct move_stmt_d): Add eh_map.
1288 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1289 (move_stmt_r): Remap eh region numbers in builtin calls,
1290 resx and eh_dispatch.
1291 (move_block_to_fn): Remove eh_offset parameter. Use
1292 maybe_duplicate_eh_stmt_fn.
1293 (find_outermost_region_in_block): Operate on eh_region pointers
1294 instead of region numbers.
1295 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1296 duplicate_eh_regions.
1297 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1298 test earlier. Disallow EH landing pads.
1299 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1300 * tree-flow.h: Update declarations.
1301 (struct tree_ann_common_d): Replace rn with lp_nr.
1302 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1303 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1304 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1305 resx and eh_dispatch.
1306 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1307 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1308 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1309 from duplicate_eh_regions.
1310 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1311 update RESX; handle EH_DISPATCH.
1312 (expand_call_inline): Set eh_lp_nr, not eh_region.
1313 (maybe_inline_call_in_expr): Likewise.
1314 * tree-inline.h (struct copy_body_data): Replace eh_region with
1315 eh_lp_nr, eh_region_offset with eh_map.
1316 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1317 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1318 * tree-pretty-print.c (dump_generic_node): Don't handle
1319 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1320 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1321 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1322 EXC_PTR_EXPR, FILTER_EXPR.
1323 * tree-ssa-operands.c (get_expr_operands): Likewise.
1324 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1325 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1326 (ao_ref_init_from_vn_reference): Likewise.
1327 * tree-ssa-sink.c (statement_sink_location): Likewise.
1328 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1329 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1330 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1331 EXC_PTR_EXPR, FILTER_EXPR.
1332 (is_exception_related): Remove.
1333 (compute_avail): Don't call it.
1334 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1335 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1336 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1337 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1339 (build_resx): Remove.
1340 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1341 * tree.h: Update declarations.
1342 (EH_FILTER_MUST_NOT_THROW): Remove.
1343 (struct tree_label_decl): Add eh_landing_pad_nr.
1344 (EH_LANDING_PAD_NR): New.
1345 * value-prof.c (gimple_ic): Tidy variable names. Update for
1346 landing pad numbers.
1347 (gimple_stringop_fixed_value): Tidy variable names. Assert
1348 that neither call stmt can throw.
1349 * vecprim.h (uchar): New.
1350 (VEC(uchar,heap), VEC(uchar,gc)): New.
1352 * c-common.c (c_define_builtins): Update call to
1353 build_common_builtin_nodes.
1354 * c-parser.c (c_parse_file): Don't call
1355 default_init_unwind_resume_libfunc.
1357 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1359 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1360 (mips_cprestore_address_p): Likewise.
1361 (mips_save_gp_to_cprestore_slot): Likewise.
1362 (mips_restore_gp): Rename to...
1363 (mips_restore_gp_from_cprestore_slot): ...this.
1364 (mips_must_initialize_gp_p): Declare.
1365 (mips_emit_save_slot_move): Likewise.
1366 (mips_output_load_label): Return nothing.
1367 (mips_eh_uses): Declare.
1368 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1369 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1370 (TARGET_ABSOLUTE_JUMPS): Likewise.
1371 (EH_USES): Likewise.
1372 (FIRST_PSEUDO_REGISTER): Update comment.
1373 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1374 (MIPS_CALL): ...here.
1375 (REGISTER_NAMES): Add $cprestore.
1376 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1377 Add load_label_length, has_inflexible_gp_insn_p,
1378 has_flexible_gp_insn_p, must_initialize_gp_p and
1379 must_restore_gp_when_clobbered_p.
1380 (mips_expand_call): Don't generate split instructions here.
1381 (mips_split_call): Update the call to mips_restore_gp after
1382 the above name change.
1383 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1384 (mips_find_gp_ref): New function.
1385 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1386 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1387 (mips_insn_has_flexible_gp_ref_p): Likewise.
1388 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1389 (mips_function_has_gp_insn): Delete.
1390 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1391 Use the new functions above. Only return INVALID_REGNUM
1392 for TARGET_ABSOLUTE_JUMPS.
1393 (mips_must_initialize_gp_p): New function.
1394 (mips_get_cprestore_base_and_offset): New function, extracted from...
1395 (mips_cprestore_slot): ...here. Take a bool parameter.
1396 (mips_cfun_has_cprestore_slot_p): New function.
1397 (mips_cprestore_address_p): Likewise.
1398 (mips_save_gp_to_cprestore_slot): Likewise.
1399 (mips_restore_gp): Rename to...
1400 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1401 epilogue_completed. Update the call to mips_cprestore_slot.
1402 Test cfun->machine->must_restore_gp_when_clobbered_p.
1403 (mips_direct_save_slot_move_p): New function.
1404 (mips_emit_save_slot_move): Likewise.
1405 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1406 of cfun->machine->global_pointer.
1407 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1408 (mips_save_reg): Use mips_emit_save_slot_move.
1409 (mips_expand_prologue): Set must_initialize_gp_p.
1410 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1411 for all cprestore saves. Emit a use_cprestore instruction after
1412 setting up the cprestore slot.
1413 (mips_restore_reg): Use mips_emit_save_slot_move.
1414 (mips_process_load_label): New function.
1415 (mips_load_label_length): Likewise.
1416 (mips_output_load_label): Don't return asm: output it here instead.
1417 Use mips_process_load_label.
1418 (mips_adjust_insn_length): Adjust the length of branch instructions
1419 that have length MAX_PIC_BRANCH_LENGTH.
1420 (mips_output_conditional_branch): Update the call to
1421 mips_output_load_label. Assume the branch target is OPERANDS[0]
1422 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1423 (mips_output_order_conditional_branch): Swap the meaning of
1424 OPERANDS[0] and OPERANDS[1].
1425 (mips_variable_issue): Don't count ghost instructions.
1426 (mips_expand_ghost_gp_insns): New function.
1427 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1428 (mips_output_mi_thunk): Set must_initialize_gp_p.
1429 (mips_eh_uses): New function.
1430 * config/mips/predicates.md (cprestore_save_slot_operand)
1431 (cprestore_load_slot_operand): New predicates.
1432 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1433 (UNSPEC_MOVE_GP): Likewise.
1434 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1435 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1436 (CPRESTORE_SLOT_REGNUM): New register.
1437 (MAX_PIC_BRANCH_LENGTH): New constant.
1438 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1439 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1440 branches. Fix commentary.
1441 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1442 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1443 Change type to "ghost".
1444 (loadgp_absolute_<mode>): Likewise.
1445 (loadgp_rtp_<mode>): Likewise.
1446 (copygp_mips16): Likewise.
1447 (loadgp_blockage): Remove redundant mode attribute.
1448 (potential_cprestore): New instruction.
1449 (cprestore): Turn into an unspec set.
1450 (use_cprestore): New instruction.
1451 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1452 (*branch_fp_inverted): Likewise.
1453 (*branch_order<mode>): Likewise.
1454 (*branch_order<mode>_inverted): Likewise.
1455 (*branch_equality<mode>): Likewise.
1456 (*branch_equality<mode>_inverted): Likewise.
1457 (*branch_bit<bbv><mode>): Likewise.
1458 (*branch_bit<bbv><mode>_inverted): Likewise.
1459 (*branch_equality<mode>_mips16): Remove redundant mode.
1460 (jump): Turn into a define_expand.
1461 (*jump_absolute): New instruction.
1462 (*jump_pic): Likewise.
1463 (*jump_mips16): Rename previously-unnamed pattern. Remove
1464 redundant mode attribute.
1465 (restore_gp): Split on epilogue_completed rather than
1466 reload_completed. Change type to "ghost".
1467 (move_gp<mode>): New instruction.
1468 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1469 Remove redundant mode attribute.
1470 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1471 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1472 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1474 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1477 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1478 are returned in the same register (vs34 or v2) that Altivec vector
1479 types are returned in.
1480 (rs6000_libcall_value): Ditto.
1483 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1484 instead of explicit addsi3/adddi3 calls.
1485 (rs6000_split_multireg_move): Ditto.
1486 (rs6000_emit_allocate_stack): Ditto.
1487 (rs6000_emit_prologue): Ditto.
1488 (rs6000_output_mi_thunk): Ditto.
1490 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1491 size is 64 bits if we can use 64-bit registers.
1493 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1495 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1498 From Jie Zhang <jie.zhang@analog.com>:
1499 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1500 save FP and RETS with saveall attribute.
1501 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1502 with saveall attribute.
1504 * config/bfin/bfin.c (bfin_expand_builtin,
1505 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1508 From Jie Zhang <jie.zhang@analog.com>:
1509 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1510 before use in two places.
1511 * config/bfin/bfin.md (AREG): Define mode iterator.
1512 (reload_in, reload_out): Use mode iterator AREG.
1514 2009-09-14 Richard Guenther <rguenther@suse.de>
1517 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1518 EH personality path.
1520 2009-09-13 Richard Guenther <rguenther@suse.de>
1521 Rafael Avila de Espindola <espindola@google.com>
1523 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1524 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1525 (LANG_HOOKS_INITIALIZER): Adjust.
1526 (lhd_pass_through_t): Declare.
1527 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1529 * langhooks.c (lhd_pass_through_t): New function.
1530 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1531 dwarf2out_begin_prologue): Use personality from current_function_decl.
1532 * expr.h (get_personality_function): Declare.
1533 * expr.c (get_personality_function): New function.
1534 (build_personality_function): Likewise.
1535 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1536 (eh_personality_libfunc): Remove.
1537 * optabs.c (build_libfunc_function): New function split out from ...
1538 (init_one_libfunc): ... here.
1539 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1540 (tree_function_decl): Add personality.
1541 (lhd_gcc_personality): Declare.
1542 (build_personality_function): Likewise.
1543 * tree.c (gcc_eh_personality_decl): New.
1544 (lhd_gcc_personality): New function.
1545 * except.h (lang_eh_runtime_type): Remove.
1546 (enum eh_personality_kind): New.
1547 (build_personality_function): Declare.
1548 (function_needs_eh_personality): Declare.
1549 * except.c (lang_eh_runtime_type): Remove.
1550 (function_needs_eh_personality): New function.
1551 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1552 (sjlj_emit_function_enter, output_function_exception_table):
1553 Use personality from current_function_decl.
1554 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1555 * tree-inline.c (tree_can_inline_p): Do not inline across different
1557 (expand_call_inline): Likewise. Adjust the callers EH personality.
1558 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1559 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1560 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1561 (c-parser.o): Likewise
1562 * c-tree.h (c_eh_initialized_p): Remove.
1563 (c_maybe_initialize_eh): Likewise.
1564 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1565 (finish_decl): Don't call c_maybe_initialize_eh.
1566 (c_eh_initialized_p): Remove.
1567 (c_maybe_initialize_eh): Likewise.
1568 * c-parser.c (c_parser_omp_construct): Likewise.
1569 (c_parse_file): Initialize exception handling.
1571 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1573 * config.gcc (tm_file): Remove i386/biarch32.h
1574 for i?86-w64-mingw* case.
1575 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1577 * config.host: Set for x64 mingw the option
1578 use_long_long_for_widest_fast_int to yes.
1580 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1582 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1583 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1584 (dbxout_begin_function): Likewise.
1585 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1586 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1587 set on the function.
1588 (final_end_function): Likewise.
1589 (final_scan_insn): Likewise.
1590 (rest_of_handle_final): Likewise.
1591 * varasm.c (assemble_start_function): Likewise.
1592 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1594 2009-09-12 Jason Merrill <jason@redhat.com>
1596 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1597 * opts.c (common_handle_option): constify.
1599 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1601 * doc/install.texi (avr): Remove obsolete reference site.
1603 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1605 * doc/install.texi (Binaries): Adjust AIX link.
1607 2009-09-12 Akim Demaille <demaille@gostai.com>
1609 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1610 Use an imperative sentence.
1612 2009-09-11 Richard Henderson <rth@redhat.com>
1614 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1615 structure-name and has-tree-operands arguments; update all entries.
1616 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1618 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1619 (gsstruct_code_size): New.
1620 (gss_for_code_): New.
1621 (gss_for_code): Remove.
1622 (gimple_size): Rewrite using gsstruct_code_size.
1623 (gimple_statement_structure): Move to gimple.h.
1624 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1625 (gss_for_code, gimple_statement_structure): New.
1626 (gimple_ops): Use new arrays; tidy.
1628 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1630 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1631 operand to be a PLUS expression.
1632 * config/pa/pa.c (pa_secondary_reload): Likewise.
1634 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1636 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1638 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1641 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1643 From Jie Zhang <jie.zhang@analog.com>:
1644 * doc/extend.texi (node Function Attributes): Document l2
1646 (node Blackfin Variable Attributes): Document l2 variable attributes.
1648 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1650 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1651 to match the system compiler's configuration at inflection point.
1652 Add comment to remark a remaining difference with system compiler.
1654 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1655 * configure: Regenerate.
1657 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1659 From Jie Zhang <jie.zhang@analog.com>:
1660 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1661 (bfin_handle_l2_attribute): New.
1662 (bfin_attribute_table): Add l2 attribute.
1664 2009-09-11 Michael Matz <matz@suse.de>
1667 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1668 on the local_decls list.
1670 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1674 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1676 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1677 for VALUEs, to implement the documented interface.
1678 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1679 Adjust for VALUEs and anything else, to implement the
1680 documented interface.
1682 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1684 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1685 with actual SPE/paired vector modes before using 64-bit alignment.
1686 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1688 2009-09-10 DJ Delorie <dj@redhat.com>
1690 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1693 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1694 * config/mep/mep.c (mep_legitimate_constant_p): New.
1695 * config/mep/mep-protos.h: Prototype it.
1697 2009-09-10 Richard Henderson <rth@redhat.com>
1699 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1701 2009-09-10 Jason Merrill <jason@redhat.com>
1703 * tree.c (chain_index): New fn.
1704 * tree.h: Declare it.
1706 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1708 * config/sol2-c.c (cmn_err_length_specs): Initialize
1709 scalar_identity_flag.
1711 2009-09-10 Richard Henderson <rth@redhat.com>
1713 * tree.h (struct tree_decl_common): Move align member earlier;
1714 move label_decl_uid member ...
1715 (struct tree_label_decl): ... here.
1716 (LABEL_DECL_UID): Update to match.
1718 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1721 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1722 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1724 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1725 dest_prev if the edge is complex.
1727 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1729 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1730 loop latch tests earlier.
1732 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1733 before GIMPLE_RETURN, not after its predecessor; insert
1736 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1737 gimple_seq_empty_p to test for no PHI nodes.
1738 * tree-cfg.c (split_critical_edges): Likewise.
1740 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1742 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1744 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1745 introduced by the VTA branch merge.
1747 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1749 * ira-conflicts.c: Use fputs or putc instead of fprintf
1753 * tree-switch-conversion.c: Ditto.
1755 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1757 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1758 introduced by the VTA branch merge.
1760 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1763 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1765 PR rtl-optimization/39779
1766 * expr.c (convert_modes): Return when mode == oldmode after
1767 CONST_INTs are processed.
1769 2009-09-10 Nick Clifton <nickc@redhat.com>
1771 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1772 attribute and referring decl when creating renamed symbol.
1774 2009-09-10 Richard Guenther <rguenther@suse.de>
1777 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1779 (cgraph_finalize_compilation_unit): Compute reachability
1780 before emitting thunks. Properly process aliases before
1781 possibly removing unreachable nodes.
1783 2009-09-10 Richard Guenther <rguenther@suse.de>
1786 * tree.c (struct free_lang_data_d): Add worklist member.
1787 (find_decls_types_r): Push onto the worklist instead of recursing.
1788 Handle TREE_BINFOs properly.
1789 (find_decls_types): New function wrapped around find_decls_types_r
1790 to process the worklist.
1791 (find_decls_types_in_eh_region): Use it.
1792 (find_decls_types_in_node): Likewise.
1793 (find_decls_types_in_var): Likewise.
1794 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1795 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1796 (AGGREGATE_TYPE_P): Adjust.
1798 2009-09-09 Jason Merrill <jason@redhat.com>
1800 * configure.ac: Check glibc version even if we have an in-tree
1803 2009-09-09 Anthony Green <green@moxielogic.com>
1805 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1806 the constant 0 when appropriate.
1807 * config/moxie/constraints.md: Add constraint O.
1809 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1810 to pass up to 6 32-bit argument values in registers.
1811 (moxie_function_arg): Ditto.
1812 (moxie_arg_partial_bytes): Ditto.
1813 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1814 (REG_PARM_STACK_SPACE): Ditto.
1815 (FUNCTION_ARG_REGNO_P): Ditto.
1817 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1818 instruction to allocate stack space.
1820 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1822 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1823 unnecessarily stringent constraints. Fix address
1824 calculation in the splitters.
1826 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1828 PR rtl-optimization/39779
1829 * expr.c (convert_modes): Return when mode == oldmode after
1830 CONST_INTs are processed.
1832 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1835 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1836 (ix86_expand_prologue): Take frame.padding0 into logic of
1838 (ix86_expand_epilogue): Likewise.
1840 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1842 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1844 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1845 * config/t-slibgcc-libgcc: New file.
1846 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1848 2009-09-09 Martin Jambor <mjambor@suse.cz>
1850 PR tree-optimization/41089
1851 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1854 2009-09-09 Richard Henderson <rth@redhat.com>
1856 * gimple.h (CASE_GIMPLE_OMP): New.
1857 (is_gimple_omp): Use it.
1858 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1859 (verify_gimple_debug): Likewise.
1861 2009-09-09 Richard Guenther <rguenther@suse.de>
1863 PR tree-optimization/41101
1864 * tree-ssa-pre.c (maximal_set): Remove.
1865 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1866 Defer all blocks we didn't visit at least one successor.
1867 (add_to_exp_gen): Do not add to the maximal set.
1868 (make_values_for_phi): Likewise.
1869 (compute_avail): Likewise.
1870 (init_pre): Do not allocate the maximal set.
1871 (execute_pre): Do not dump it.
1873 2009-09-09 Martin Jambor <mjambor@suse.cz>
1875 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1876 an SSA_NAME rather than a is_gimple_variable.
1878 2009-09-09 Richard Guenther <rguenther@suse.de>
1881 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1882 code dealing with plain pointer bases.
1883 (maybe_fold_offset_to_reference): Likewise.
1884 (maybe_fold_stmt_addition): Adjust.
1886 2009-09-09 Richard Guenther <rguenther@suse.de>
1888 * tree.c (free_lang_data_in_type): Do not free the type variant
1890 (free_lang_data): Merge char_type_node with its properly signed
1892 (pass_ipa_free): Collect after freeing language specific data.
1894 2009-09-09 Michael Matz <matz@suse.de>
1897 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1898 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1899 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1902 2009-09-08 DJ Delorie <dj@redhat.com>
1904 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1906 2009-09-04 Jason Merrill <jason@redhat.com>
1908 * tree.c (tree_find_value): Remove.
1909 * tree.h: Remove prototype.
1910 * varasm.c (assemble_external): Use value_member instead.
1912 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1914 * toplev.c (process_options): Choose default debugging type when
1915 gtoggle enables debug info and type is unset.
1917 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1921 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1924 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1926 * configure: Rebuilt with modified libtool.m4.
1928 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1933 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1935 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1937 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1938 (remove_statement): Likewise.
1939 (rewrite_use_nonlinear_expr): Adjust.
1940 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1941 * tree-ssa.c (release_defs_bitset): ... this. New.
1942 * tree-flow.h (release_defs_bitset): Declare.
1944 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1947 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1948 in the middle block.
1950 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1952 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1953 via intptr_t to long type.
1954 (insert_operand_rank): Cast long type via intptr_t to
1956 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1958 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1959 from pointer to unsigned via uintptr_t.
1961 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1962 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1964 * configure: Regenerated.
1965 * config.in: Regenerated
1966 * system.h (stdint.h): Add include.
1967 (inttypes.h): Likewise.
1968 * Makefile.in (aclocal): Add config/stdint.m4.
1969 * aclocal.m4: Regenerated.
1971 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1973 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1975 (note_np_check_stores): New function.
1976 (harmless_null_pointer_p): New function.
1977 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1978 changed. Take into account whether we're in the shadow of a condjump
1979 that tested NP_REG for NULL.
1980 Lose all code that tested for SEQUENCEs.
1981 (workaround_speculation): Avoid inserting NOPs for loads that are
1982 either always executed or a NULL pointer.
1984 2009-09-08 Jan Hubicka <jh@suse.cz>
1986 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1987 * params.def (early-inlining-insns): Likewise.
1989 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1991 PR rtl-optimization/41239
1992 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1993 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1995 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1996 across calls, as the calls might not always return normally.
1997 (call_may_noreturn_p): New function.
1998 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1999 (init_deps): Initialize it.
2000 (remove_from_deps): Also remove calls from
2001 last_function_call_may_noreturn list.
2003 2009-09-07 Richard Henderson <rth@redhat.com>
2005 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2006 more VR->OPERANDS than LHS operands. Free LHS before returning.
2008 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2010 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2011 (attr "addrtype"): New member "spreg".
2012 Use it if mem_spfp_address_operand is true for the address.
2013 (attr "type"): New entry "stall".
2014 (cpu_unit "load"): New.
2015 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2017 (insn_reservation "loadsp"): New.
2018 (insn_reservation "load_stall1"): New.
2019 (insn_reservation "load_stall3"): New.
2021 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2022 (mem_p_address_operand): Exclude stack and frame pointer based
2024 (mem_spfp_address_operand): New; match them here.
2025 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2026 (bfin_reorg): Call it if scheduling insns.
2027 (bfin_gen_bundles): Remove dummy insns created by
2028 add_sched_insns_for_speculation.
2030 From Jie Zhang <jie.zhang@analog.com>:
2031 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2032 bfin_si_revision, bfin_workarounds): Move these ...
2033 * config/bfin/bfin.h: ... here.
2035 From Mike Frysinger <michael.frysinger@analog.com>
2036 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2037 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2038 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2039 bf547m, bf548m, and bf549m.
2040 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2041 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2042 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2043 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2044 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2045 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2046 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2047 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2048 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2049 bf542m, bf544m, bf547m, bf548m, and bf549m.
2051 From Jie Zhang <jie.zhang@analog.com>:
2052 * config/bfin/predicates.md (p_register_operand): New predicate.
2053 (dp_register_operand): New predicate.
2054 * config/bfin/bfin-protos.h (WA_05000074): Define.
2055 (ENABLE_WA_05000074): Define.
2056 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2057 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2058 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2059 (define_attr addrtype): Allow load/store register to be P register.
2060 (define_attr storereg): New.
2061 (define_cpu_unit anomaly_05000074): New.
2062 (define_insn_reservation dsp32shiftimm): New.
2063 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2064 (define_insn_reservation loadp): Cannot use slot2.
2065 (define_insn_reservation loadsp): Cannot use slot2.
2066 (define_insn_reservation storep): Cannot use slot2. Does not
2067 apply when working around 05000074.
2068 (define_insn_reservation storep_anomaly_05000074): New.
2069 (define_insn_reservation storei): Does not apply when working
2071 (define_insn_reservation storei_anomaly_05000074): New.
2072 (define_attr length): Add dsp32shiftimm case.
2073 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2074 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2075 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2076 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2077 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2079 2009-09-07 Martin Jambor <mjambor@suse.cz>
2082 * tree-sra.c (create_artificial_child_access): Return NULL if
2083 build_ref_for_offset fails.
2084 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2085 and create_artificial_child_access to fail.
2087 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2090 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2091 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2092 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2094 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2096 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2097 block, ensure it has an exit edge. Emit a barrier after a jump.
2099 2009-09-07 Nick Clifton <nickc@redhat.com>
2101 * gcc.c (this_is_linker_script): New variable. Like
2102 this_is_library_file but for the %T constructor.
2103 (end_going_arg): If this_is_linker_script is set then locate the
2104 script and insert a --script switch before it
2105 (do_spec_2): Initialise this_is_linker_script.
2106 (do_spec_1): Likewise. Handle %T construct.
2107 (eval_spec_function): Preserve this_is_linker_script.
2108 * doc/invoke.texi: Document %T construct in spec files.
2109 * config/m32c/m32c.h (LIB_SPEC): Use it.
2111 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2113 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2114 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2115 when volatile flag is set.
2116 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2118 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2121 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2122 (combine_stack_adjustments_for_block): Allow insns between stack
2123 adjustments and stores with corresponding pre-(dec|inc)rement or
2124 pre-modify operation.
2126 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2129 * combine-stack-adj.c (struct csa_memlist): Rename to...
2130 (struct csa_reflist): ... this. Rename mem field to ref.
2131 (free_csa_memlist): Rename to...
2132 (free_csa_reflist): ... this.
2133 (record_one_stack_memref): Rename to...
2134 (record_one_stack_ref): ... this. Handle also REG_P.
2135 (try_apply_stack_adjustment): Handle also REG_P.
2136 (struct record_stack_memrefs_data): Rename to...
2137 (struct record_stack_refs_data): ... this. Rename memlist field to
2139 (record_stack_memrefs): Rename to...
2140 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2141 subexpressions instead of failing when a MEM contains SP references.
2142 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2143 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2145 2009-09-06 Richard Guenther <rguenther@suse.de>
2148 * tree.c (build_array_type): Do not record types marked
2149 with structural equality in the canonical type hashtable.
2151 2009-09-06 Richard Guenther <rguenther@suse.de>
2154 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2156 2009-09-05 Richard Guenther <rguenther@suse.de>
2159 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2161 2009-09-05 Richard Guenther <rguenther@suse.de>
2164 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2166 2009-09-05 Richard Guenther <rguenther@suse.de>
2169 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2170 before comparing function argument types.
2172 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2175 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2178 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2181 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2183 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2184 locators before emit_insn is called.
2186 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2189 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2190 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2191 (reginfo_init): Don't call allocate_reg_info.
2193 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2196 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2197 NONDEBUG_INSN_P instead of INSN_P.
2199 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2202 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2204 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2207 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2208 pattern of the split.
2210 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2212 * toplev.c (process_options): Move setter of flag_var_tracking
2213 before other tests that depend on it. Move down setter of
2214 flag_rename_registers. Don't enable var-tracking-assignments
2215 by default if selective scheduling is enabled. Warn if both
2218 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2220 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2221 comment. Use switch statement to catch overlaps between rtx
2222 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2223 (IS_DECL_CODE): ... here. Remove.
2224 (check_value_is_not_decl): Remove.
2225 (dv_from_decl, dv_from_value): Check after conversion.
2227 2009-09-04 Richard Guenther <rguenther@suse.de>
2230 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2231 after emitting tunks. Move emitting thunks and ctors from ...
2232 (cgraph_optimize): ... here. Remove redundant
2233 cgraph_analyze_functions.
2234 * varasm.c (find_decl_and_mark_needed): Remove no longer
2236 (finish_aliases_1): Adjust check for thunk aliases.
2238 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2240 * config/arm/arm.md (ctzsi2): Added braces
2241 to avoid warning that broke booststrap.
2243 2009-09-04 Martin Jambor <mjambor@suse.cz>
2245 PR tree-optimization/41112
2246 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2247 handle variable-bounded arrays.
2248 (expr_with_var_bounded_array_refs_p): New function.
2249 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2251 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2253 * config/s390/2097.md: Removed two incorrect bypasses.
2254 (z10_fsimpdf): Fixed latency.
2255 (z10_fhex): New insn_reservation.
2256 (z10_floaddf): Fixed latency.
2257 (z10_floadsf): Fixed latency.
2258 (z10_ftrunctf): Fixed latency.
2259 (z10_ftruncdf): Fixed latency.
2260 * config/s390/s390.c (z10_cost): Fixed values.
2261 (s390_adjust_priority): Added z10 path.
2262 * config/s390/s390.md (type): Added fhex.
2263 (*mov<mode>_64dfp): Updated type attribute.
2264 (*mov<mode>_64): Updated type attribute.
2265 (*mov<mode>_31): Updated type attribute.
2266 (*mov<mode>"): Likewise.
2267 * config/s390/2084.md (x_fsimpdf): Updated condition.
2269 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2271 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2272 RTXs in the predicate for operand 1.
2274 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2276 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2277 (rbitsi2): New insn.
2278 (ctzsi2): New expand.
2279 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2281 2009-09-03 Martin Jambor <mjambor@suse.cz>
2283 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2284 (create_artificial_child_access): Use build_ref_for_offset instead
2285 of duplicate_expr_for_different_base.
2286 (propagate_subacesses_accross_link): Likewise.
2288 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2290 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2292 (mips16e_collect_argument_saves): Skip debug instructions.
2293 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2294 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2295 (r10k_insert_cache_barriers): Likewise.
2296 (mips_reorg_process_insns): Likewise.
2298 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2301 * ira.c (update_equiv_reg): Remove check on class likely spill.
2303 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2306 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2307 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2311 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2312 the stack slot if it is passed by invisible reference.
2313 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2314 by invisible reference.
2316 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2318 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2319 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2320 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2322 * config/bfin/sync.md: New file.
2323 * config/bfin/bfin.md: Include it.
2324 (UNSPEC_ATOMIC): New.
2325 (UNSPEC_ONES): Provide a unique number.
2327 From Jie Zhang <jie.zhang@analog.com>:
2328 * config/bfin/bfin.c (ret_regs): New.
2329 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2330 (must_save_rets_p): New.
2331 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2332 current_function_is_leaf.
2333 (do_link): Likewise.
2334 (do_unlink): Likewise.
2335 (expand_interrupt_handler_prologue): Use ret_regs array.
2336 (expand_interrupt_handler_epilogue): Use ret_regs array and
2337 pass return register to gen_return_internal.
2338 (bfin_expand_epilogue): Pass return register to
2339 gen_return_internal.
2340 (bfin_expand_call): Explicitly clobber RETS.
2341 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2342 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2343 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2344 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2346 (return_internal): Take a reg rtx rather than the register number.
2348 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2350 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2351 when comparing against estimated_loop_iterations_int return.
2353 2009-09-03 Richard Guenther <rguenther@suse.de>
2355 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2356 eh_personality_libfunc.
2358 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2360 * tree-parloops.c (separate_decls_in_region): Add space.
2362 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2364 * tree-parloops.c (separate_decls_in_region): Change the condition
2365 checking if there are reductions in the loop.
2367 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2369 PR tree-optimization/38275
2370 * tree-parloops.c (parallelize_loops): Replace profitability condition
2371 for expected number of iterations.
2373 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2375 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2376 (bootstrap-debug): Explain conditions in which it becomes default.
2377 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2380 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2382 * doc/invoke.texi (Optimize Options): Move
2383 -finline-small-functions to the -O2 list.
2385 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2387 * toplev.c (process_options): Enable var-tracking-assignments
2388 by default if var-tracking is enabled.
2390 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2392 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2394 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2395 * rtl.h (prev_nonnote_insn_bb): Declare it.
2397 2009-09-03 Diego Novillo <dnovillo@google.com>
2399 * cgraph.c (cgraph_node_for_decl): New.
2400 * cgraph.h (cgraph_node_for_decl): Declare.
2401 * tree.c (host_integerp): Return 0 if T is NULL.
2403 2009-09-03 Diego Novillo <dnovillo@google.com>
2405 * tree.h (struct alias_pair): Move from varasm.c.
2406 (alias_pairs): Likewise.
2407 (TYPE_MAXVAL): Define.
2408 (TYPE_MINVAL): Define.
2409 (iterative_hash_host_wide_int): Declare.
2410 (remove_unreachable_alias_pairs): Declare.
2411 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2412 * diagnostic.c (default_diagnostic_starter): Make extern.
2413 (default_diagnostic_finalizer): Make extern.
2414 * diagnostic.h (default_diagnostic_starter): Declare.
2415 (default_diagnostic_finalizer): Declare.
2416 (default_tree_printer): Declare.
2417 * toplev.c (default_tree_printer): Make extern.
2419 2009-09-03 Richard Guenther <rguenther@suse.de>
2420 Diego Novillo <dnovillo@google.com>
2422 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2423 * cgraphunit.c (cgraph_expand_function): Do not emit
2424 associated thunks from here.
2425 (cgraph_emit_thunks): New.
2426 (cgraph_optimize): Call it.
2427 Return if any IPA pass finds an error.
2428 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2431 2009-09-03 Simon Baldwin <simonb@google.com>
2432 Rafael Espindola <espindola@google.com>
2433 Richard Guenther <rguenther@suse.de>
2434 Doug Kwan <dougkwan@google.com>
2435 Diego Novillo <dnovillo@google.com>
2437 * tree.c: Include tree-pass.h, langhooks-def.h,
2438 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2439 (free_lang_data_in_type): New.
2440 (need_assembler_name_p): New.
2441 (free_lang_data_in_block): New.
2442 (free_lang_data_in_decl): New.
2443 (struct free_lang_data_d): New.
2444 (add_tree_to_fld_list): New.
2445 (find_decls_types_r): New.
2446 (get_eh_types_for_runtime): New.
2447 (find_decls_types_in_eh_region): New.
2448 (find_decls_types_in_node): New.
2449 (find_decls_types_in_var): New.
2450 (free_lang_data_in_cgraph): New.
2451 (free_lang_data): New.
2452 (gate_free_lang_data): New.
2453 (pass_ipa_free_lang_data): New.
2455 2009-09-03 Diego Novillo <dnovillo@google.com>
2457 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2458 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2459 (lang_hooks): Remove const qualifier.
2460 * ipa.c (cgraph_remove_unreachable_nodes): Call
2461 remove_unreachable_alias_pairs.
2462 * except.c (add_type_for_runtime): Check if TYPE has
2463 already been converted.
2464 (lookup_type_for_runtime): Likewise.
2465 (check_handled): Handle converted types.
2466 * varasm.c (remove_unreachable_alias_pairs): New.
2467 * gimple.c: Include demangle.h.
2468 (gimple_decl_printable_name): New.
2469 (gimple_fold_obj_type_ref): New.
2470 * gimple.h (gimple_decl_printable_name): Declare.
2471 (gimple_fold_obj_type_ref): Declare.
2472 * passes.c (init_optimization_passes): Add pass
2473 pass_ipa_free_lang_data.
2474 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2475 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2477 2009-09-03 Diego Novillo <dnovillo@google.com>
2479 * c-lang.c (lang_hooks): Remove const qualifier.
2481 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2483 * doc/install.texi (*-*-freebsd*): Update target information.
2485 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2487 * hard-reg-set.h (call_fixed_regs): Remove.
2488 * reginfo.c (call_fixed_regs): Remove.
2489 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2490 (globalize_reg): Don't use call_fixed_regs.
2491 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2494 2009-09-01 Michael Matz <matz@suse.de>
2496 * expr.h (emit_storent_insn, expand_expr_real_1,
2497 expand_expr_real_2): Declare.
2498 * expr.c (emit_storent_insn, expand_expr_real_1,
2499 expand_expr_real_2): Export.
2500 (store_expr): Setting and evaluating dont_return_target is useless.
2501 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2502 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2503 * except.c (expand_resx_expr): Rename to ...
2504 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2505 * except.h (expand_resx_stmt): Declare.
2506 * stmt.c: Add include gimple.h
2507 (expand_asm_expr): Rename to ...
2508 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2509 (expand_case): Rewrite to take gimple statement.
2510 * tree.h (expand_asm_stmt): Declare.
2511 (expand_case): Change prototype.
2512 * Makefile.in (stmt.o): Depend on gimple.h.
2513 * builtins.c (expand_builtin_synchronize): Build gimple asm
2514 statement, not an ASM_EXPR.
2515 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2516 gimple_to_tree, release_stmt_tree): Remove.
2517 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2518 ggc_free, but hold comparison code and operands separately.
2519 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2520 (expand_call_stmt, expand_gimple_stmt_1,
2521 expand_gimple_stmt): New helpers.
2522 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2523 release_stmt_tree. Call expand_gimple_stmt instead.
2524 (expand_gimple_basic_block): Ditto.
2526 * calls.c (emit_call_1): Don't look at EH regions here, make
2527 fntree parameter useless.
2528 (expand_call): New local rettype for TREE_TYPE(exp), use it
2529 throughout. Remove local p, use addr instead.
2530 Don't look at EH regions here.
2532 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2534 * doc/invoke.texi (-fsched-pressure): Document it.
2535 (-fsched-reg-pressure-heuristic): Remove it.
2537 * reload.c (ira.h): Include.
2538 (find_reloads): Add choosing reload on number of small spilled
2541 * haifa-sched.c (ira.h): Include.
2542 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2543 saved_reg_pressure, curr_reg_live, saved_reg_live,
2544 region_ref_regs): New variables.
2545 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2546 initiate_reg_pressure_info, setup_ref_regs,
2547 initiate_bb_reg_pressure_info, save_reg_pressure,
2548 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2550 (setup_insn_reg_pressure_info): New function.
2551 (rank_for_schedule): Add pressure checking and insn issue time.
2552 Remove comparison of insn reg weights.
2553 (ready_sort): Set insn reg pressure info.
2554 (update_register_pressure, setup_insn_max_reg_pressure,
2555 update_reg_and_insn_max_reg_pressure,
2556 sched_setup_bb_reg_pressure_info): New functions.
2557 (schedule_insn): Add code for printing and updating reg pressure info.
2558 (find_set_reg_weight, find_insn_reg_weight): Remove.
2559 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2560 (debug_ready_list): Print reg pressure info.
2561 (schedule_block): Ditto. Check insn issue time.
2562 (sched_init): Set up sched_pressure_p. Allocate and set up some
2563 reg pressure related info.
2564 (sched_finish): Free some reg pressure related info.
2565 (fix_tick_ready): Make insn always ready if pressure_p.
2566 (init_h_i_d): Don't call find_insn_reg_weight.
2567 (haifa_finish_h_i_d): Free insn reg pressure info.
2569 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2570 ira_memory_move_cost, ira_class_hard_regs,
2571 ira_class_hard_regs_num, ira_no_alloc_regs,
2572 ira_available_class_regs, ira_reg_class_cover_size,
2573 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2575 * ira-lives.c (single_reg_class): Check mode to find how many
2576 registers are necessary for operand.
2577 (ira_implicitly_set_insn_hard_regs): New.
2579 * common.opt (fsched-pressure): New options.
2580 (fsched-reg-pressure-heuristic): Remove.
2582 * ira.c (setup_eliminable_regset): Rename to
2583 ira_setup_eliminable_regset. Make it external.
2584 (expand_reg_info): Pass cover class to setup_reg_classes.
2585 (ira): Call resize_reg_info instead of allocate_reg_info.
2587 * sched-deps.c: Include ira.h.
2588 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2589 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2590 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2591 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2592 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2593 mark_insn_reg_store, mark_insn_reg_clobber,
2594 setup_insn_reg_pressure_info): New.
2595 (sched_analyze_1): Update implicit_reg_pending_uses.
2596 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2597 Use them to create dependencies. Set insn reg uses and pressure
2598 info. Process reg_pending_uses in one place.
2599 (free_deps): Free implicit sets.
2600 (remove_from_deps): Remove implicit sets if necessary. Check
2601 implicit sets when clearing reg_last_in_use.
2602 (init_deps_global): Clear implicit_reg_pending_clobbers and
2603 implicit_reg_pending_uses.
2605 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2606 ira_memory_move_cost, ira_class_hard_regs,
2607 ira_class_hard_regs_num, ira_no_alloc_regs,
2608 ira_available_class_regs, ira_reg_class_cover_size,
2609 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2610 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2611 ira_implicitly_set_insn_hard_regs): New prototypes.
2613 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2614 cost_elements_num): New variables.
2615 (allocno_costs, total_costs): Rename to costs and
2616 total_allocno_costs.
2617 (COSTS_OF_ALLOCNO): Rename to COSTS.
2618 (allocno_pref): Rename to pref.
2619 (allocno_pref_buffer): Rename to pref_buffer.
2620 (common_classes): Rename to regno_cover_class.
2622 (record_reg_classes): Set allocno attributes only if allocno_p.
2623 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2624 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2625 and COSTS_OF_ALLOCNO.
2626 (print_costs): Rename to print_allocno_costs.
2627 (print_pseudo_costs): New.
2628 (process_bb_node_for_costs): Split into 2 functions with new
2629 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2630 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2631 new parameter dump_file. Use cost_elements_num instead of
2632 ira_allocnos_num. Make one iteration if preferred classes were
2633 already calculated for scheduler. Make 2 versions of code
2634 depending on allocno_p.
2635 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2636 regno_cover_class and COSTS instead of common_classes and
2638 (init_costs, finish_costs): New.
2639 (ira_costs): Set up allocno_p and cost_elements_num. Call
2640 init_costs and finish_costs.
2641 (ira_set_pseudo_classes): New.
2643 * rtl.h (allocate_reg_info): Remove.
2644 (resize_reg_info): Change return type.
2645 (reg_cover_class): New.
2646 (setup_reg_classes): Add new parameter.
2648 * sched-int.h (struct deps_reg): New member implicit_sets.
2649 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2650 (INCREASE_BITS): New macro.
2651 (struct reg_pressure_data, struct reg_use_data): New.
2652 (struct _haifa_insn_data): Remove reg_weight. Add members
2653 reg_pressure, reg_use_list, reg_set_list, and
2654 reg_pressure_excess_cost_change.
2655 (struct deps): New member implicit_sets.
2656 (pressure_p): New variable.
2657 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2658 (struct reg_pressure_data, struct reg_use_data): New.
2659 (INSN_REG_WEIGHT): Remove.
2660 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2661 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2662 (sched_init_region_reg_pressure_info,
2663 sched_setup_bb_reg_pressure_info): New prototypes.
2665 * reginfo.c (struct reg_pref): New member coverclass.
2666 (reg_cover_class): New function.
2667 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2668 (reg_info_size): New variable.
2669 (allocate_reg_info): Make static. Setup reg_info_size.
2670 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2671 (setup_reg_classes): Add a new parameter. Setup cover class too.
2673 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2676 * sched-rgn.c (deps_join): Set up implicit_sets.
2677 (schedule_region): Set up region and basic blocks pressure
2680 * passes.c (init_optimization_passes): Move
2681 pass_subregs_of_mode_init before pass_sched.
2683 2009-09-02 Martin Jambor <mjambor@suse.cz>
2685 * tree-sra.c (struct access): New field grp_hint.
2686 (dump_access): Dump grp_hint.
2687 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2689 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2690 those which have been specifically read and somehow written to.
2691 (propagate_subacesses_accross_link): Set grp_hint of right child and
2692 also possibly of the left child.
2694 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2696 * tree-object-size.c (addr_object_size): Always use object_size_type
2697 0 or 2 when determining the pointer pointed object size.
2699 2009-09-02 Richard Guenther <rguenther@suse.de>
2702 2009-08-31 Richard Guenther <rguenther@suse.de>
2704 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2705 to query if the memory regions for memmove overlap.
2706 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2707 asserts on pointers, instead deal with odd trees.
2708 (ptr_derefs_may_alias_p): Likewise.
2709 (refs_may_alias_p_1): Constructor bases also never alias.
2711 2009-08-01 Christian Bruel <christian.bruel@st.com>
2714 2009-07-31 Christian Bruel <christian.bruel@st.com>
2715 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2717 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2719 * doc/invoke.texi (-fvar-tracking-assignments): New.
2720 (-fvar-tracking-assignments-toggle): New.
2721 (-fdump-final-insns=file): Mark filename as optional.
2722 (--param min-nondebug-insn-uid): New.
2723 (-gdwarf-@{version}): Mention version 4.
2724 * opts.c (common_handle_option): Accept it.
2725 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2726 * regrename.c (regrename_optimize): Drop last. Don't count debug
2727 insns as uses. Don't reject change because of debug insn.
2728 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2729 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2730 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2731 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2732 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2733 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2734 * doc/gimple.texi (is_gimple_debug): New.
2735 (gimple_debug_bind_p): New.
2736 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2737 * doc/install.texi (bootstrap-debug): More details.
2738 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2739 (bootstrap-debug-lib): More details.
2740 (bootstrap-debug-ckovw): Update.
2741 (bootstrap-time): New.
2742 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2743 (insert_phi_nodes_for): Insert debug stmts.
2744 (rewrite_stmt): Take iterator. Insert debug stmts.
2745 (rewrite_enter_block): Adjust.
2746 (maybe_replace_use_in_debug_stmt): New.
2747 (rewrite_update_stmt): Use it.
2748 (mark_use_interesting): Return early for debug stmts.
2749 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2750 stmts before replacing stmt.
2751 (move_computations_stmt): Likewise.
2752 * ira-conflicts.c (add_copies): Skip debug insns.
2753 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2754 (regstat_bb_compute_ri): Skip debug insns.
2755 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2756 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2757 check_loop_closed_ssa_stmt): Skip debug stmts.
2758 * tree-tailcall.c (find_tail_calls): Likewise.
2759 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2760 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2761 (build_var_debug_value_stat): Declare.
2762 (build_var_debug_value): Define.
2763 (target_for_debug_bind): Declare.
2764 * reload.c (find_equiv_reg): Skip debug insns.
2765 * rtlanal.c (reg_used_between_p): Skip debug insns.
2766 (side_effects_p): Likewise.
2767 (canonicalize_condition): Likewise.
2768 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2769 insns never depend on debug insns.
2770 (create_ddg_dep_no_link): Likewise.
2771 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2772 Don't add inter-loop dependencies for debug insns.
2773 (build_intra_loop_deps): Likewise.
2774 (create_ddg): Count debug insns.
2775 * ddg.h (struct ddg::num_debug): New.
2776 (num_backargs): Pair up with previous int field.
2777 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2778 -fcompare-debug-second.
2779 * final.c (get_attr_length_1): Skip debug insns.
2780 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2781 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2782 (driver_self_specs): Map -fdump-final-insns to
2783 -fdump-final-insns=..
2784 (get_local_tick): New.
2785 (compare_debug_dump_opt_spec_function): Test for . argument and
2786 compute output name. Compute temp output spec without flag name.
2787 Compute -frandom-seed.
2788 (OPT): Undef after use.
2789 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2790 (average_num_loop_insns): Likewise.
2791 * params.h (MIN_NONDEBUG_INSN_UID): New.
2792 * gimple.def (GIMPLE_DEBUG): New.
2793 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2794 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2795 (merge_in_block): Fix whitespace.
2796 * toplev.c (flag_var_tracking): Update comment.
2797 (flag_var_tracking_assignments): New.
2798 (flag_var_tracking_assignments_toggle): New.
2799 (process_options): Don't open final insns dump file if we're not
2800 going to write to it. Compute defaults for var_tracking.
2801 * df-scan.c (df_insn_rescan_debug_internal): New.
2802 (df_uses_record): Handle debug insns.
2803 * haifa-sched.c (ready): Initialize n_debug.
2804 (contributes_to_priority): Skip debug insns.
2805 (dep_list_size): New.
2807 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2808 they're ready. Disregard previous debug insns to make decisions.
2809 (queue_insn): Never queue debug insns.
2810 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2811 (schedule_insn): Don't reject debug insns because of issue rate.
2812 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2813 (queue_to_ready): Skip and discount debug insns.
2814 (choose_ready): Let debug insns through.
2815 (schedule_block): Check boundary debug insns. Discount debug
2816 insns, schedule them early. Adjust whitespace.
2817 (set_priorities): Check for boundary debug insns.
2818 (add_jump_dependencies): Use dep_list_size.
2819 (prev_non_location_insn): New.
2820 (check_cfg): Use it.
2821 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2823 (remove_unused_ivs): Reset debug stmts.
2824 * modulo-sched.c (const_iteration_count): Skip debug insns.
2825 (res_MII): Discount debug insns.
2826 (loop_single_full_bb_p): Skip debug insns.
2827 (sms_schedule): Likewise.
2828 (sms_schedule_by_order): Likewise.
2829 (ps_has_conflicts): Likewise.
2830 * caller-save.c (refmarker_fn): New.
2831 (save_call_clobbered_regs): Replace regs with saved mem in
2833 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2834 Call refmarker_fn mark for hardregnos.
2835 (mark_reg_as_referenced): New.
2836 (replace_reg_with_saved_mem): New.
2837 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2838 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2840 (cse_extended_basic_block): Skip debug insns.
2841 (count_reg_usage): Likewise.
2842 (is_dead_reg): New, split out of...
2843 (set_live_p): ... here.
2844 (insn_live_p): Use it for debug insns.
2845 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2846 (execute_optimize_stdarg): Likewise.
2847 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2848 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2849 changes in debug stmts as changes.
2850 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2851 (moveup_expr): Don't move across debug insns. Don't move
2852 debug insn if it would create a bookkeeping block.
2853 (moveup_expr_cached): Don't use cache for debug insns that
2854 are heads of blocks.
2855 (compute_av_set_inside_bb): Skip debug insns.
2856 (sel_rank_for_schedule): Schedule debug insns first. Remove
2858 (block_valid_for_bookkeeping_p); Support lax searches.
2859 (create_block_for_bookkeeping): Adjust block numbers when
2860 encountering debug-only blocks.
2861 (find_place_for_bookkeeping): Deal with debug-only blocks.
2862 (generate_bookkeeping_insn): Accept no place to insert.
2863 (remove_temp_moveop_nops): New argument full_tidying.
2864 (prepare_place_to_insert): Deal with debug insns.
2865 (advance_state_on_fence): Debug insns don't start cycles.
2866 (update_boundaries): Take fence as argument. Deal with
2868 (schedule_expr_on_boundary): No full_tidying on debug insns.
2869 (fill_insns): Deal with debug insns.
2870 (track_scheduled_insns_and_blocks): Don't count debug insns.
2871 (need_nop_to_preserve_insn_bb): New, split out of...
2872 (remove_insn_from_stream): ... this.
2873 (fur_orig_expr_not_found): Skip debug insns.
2874 * rtl.def (VALUE): Move up.
2876 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2877 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2878 Set it if debug stmts are found.
2879 (statement_sink_location): Skip debug stmts. Propagate
2880 moving defs into debug stmts.
2881 * ifcvt.c (first_active_insn): Skip debug insns.
2882 (last_active_insns): Likewise.
2883 (cond_exec_process_insns): Likewise.
2884 (noce_process_if_block): Likewise.
2885 (check_cond_move_block): Likewise.
2886 (cond_move_convert_if_block): Likewise.
2887 (block_jumps_and_fallthru_p): Likewise.
2888 (dead_or_predicable): Likewise.
2889 * dwarf2out.c (debug_str_hash_forced): New.
2890 (find_AT_string): Add comment.
2891 (gen_label_for_indirect_string): New.
2892 (get_debug_string_label): New.
2893 (AT_string_form): Use it.
2894 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2895 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2896 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2897 several operations that cannot be represented with DWARF opcodes.
2898 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2899 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2900 (dwarf2out_var_location): Take during-call mark into account.
2901 (output_indirect_string): Update comment. Output if there are
2902 label and references.
2903 (prune_indirect_string): New.
2904 (prune_unused_types): Call it if debug_str_hash_forced.
2905 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2906 (dw_long_long_const): Remove.
2907 (struct dw_val_struct): Change val_long_long type to rtx.
2908 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2909 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2910 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2911 component instead of HOST_BITS_PER_LONG.
2912 (output_loc_operands): Likewise. For const8* assert
2913 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2914 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2915 rather than HOST_BITS_PER_LONG is >= 64.
2916 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2918 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2919 HOST_BITS_PER_LONG for dw_val_class_long_long.
2920 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2921 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2922 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2924 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2925 Handle DW_OP_implicit_value.
2926 (extract_int): Move prototype earlier.
2927 (mem_loc_descriptor): For SUBREG punt if inner
2928 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2929 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2930 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2931 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2932 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2933 instead of Pmode size.
2934 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2935 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2936 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2937 (concat_loc_descriptor, concatn_loc_descriptor,
2938 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2939 (add_location_or_const_value_attribute): Likewise. For single
2940 location loc_lists attempt to use add_const_value_attribute
2941 for constant decls. Add DW_AT_const_value even if
2942 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2944 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2945 (control_flow_insn_p): Likewise.
2946 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2947 (separate_decls_in_region_debug_bind): New.
2948 (separate_decls_in_region): Process debug bind stmts afterwards.
2949 * recog.c (verify_changes): Handle debug insns.
2950 (extract_insn): Likewise.
2951 (peephole2_optimize): Skip debug insns.
2952 * dse.c (scan_insn): Skip debug insns.
2953 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2955 (setup_id_for_insn): Handle debug insns.
2956 (maybe_tidy_empty_bb): Adjust whitespace.
2957 (tidy_control_flow): Skip debug insns.
2958 (sel_remove_insn): Adjust for debug insns.
2959 (sel_estimate_number_of_insns): Skip debug insns.
2960 (create_insn_rtx_from_pattern): Handle debug insns.
2961 (create_copy_of_insn_rtx): Likewise.
2962 * sel-sched-.h (sel_bb_end): Declare.
2963 (sel_bb_empty_or_nop_p): New.
2964 (get_all_loop_exits): Use it.
2965 (_eligible_successor_edge_p): Likewise.
2966 (return_nop_to_pool): Adjust.
2967 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2968 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2969 * gimple-pretty-print.c (dump_gimple_debug): New.
2970 (dump_gimple_stmt): Use it.
2971 (dump_bb_header): Skip gimple debug stmts.
2972 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2973 (fixup_match_2): Likewise.
2974 (regmove_backward_pass): Likewise. Simplify combined
2975 replacement. Handle debug insns.
2976 * function.c (instantiate_virtual_regs): Handle debug insns.
2977 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2978 * print-rtl.h: Include cselib.h.
2979 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2980 * df.h (df_inns_rescan_debug_internal): Declare.
2981 * gcse.c (alloc_hash_table): Estimate n_insns.
2982 (cprop_insn): Don't regard debug insns as changes.
2983 (bypass_conditional_jumps): Skip debug insns.
2984 (one_pre_gcse_pass): Adjust.
2985 (one_code_hoisting_pass): Likewise.
2986 (compute_ld_motion_mems): Skip debug insns.
2987 (one_cprop_pass): Adjust.
2988 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2989 (if_convertible_stmt_p): Handle debug stmts.
2990 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2991 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2992 * ira-build.c (create_bb_allocnos): Skip debug insns.
2993 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2994 (has_single_use): Likewise.
2995 (single_imm_use): Likewise.
2996 (num_imm_uses): Likewise.
2997 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2998 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2999 (create_outofssa_var_map): Likewise.
3000 * lower-subreg.c (adjust_decomposed_uses): New.
3001 (resolve_debug): New.
3002 (decompose_multiword_subregs): Use it.
3003 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3004 * emit-rtl.c: Include params.h.
3005 (cur_debug_insn_uid): Define.
3006 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3007 (copy_rtx_if_shared_1): Handle debug insns.
3008 (reset_used_flags): Likewise.
3009 (set_used_flags): LIkewise.
3010 (get_max_insn_count): New.
3011 (next_nondebug_insn): New.
3012 (prev_nondebug_insn): New.
3013 (make_debug_insn_raw): New.
3014 (emit_insn_before_noloc): Handle debug insns.
3015 (emit_jump_insn_before_noloc): Likewise.
3016 (emit_call_insn_before_noloc): Likewise.
3017 (emit_debug_insn_before_noloc): New.
3018 (emit_insn_after_noloc): Handle debug insns.
3019 (emit_jump_insn_after_noloc): Likewise.
3020 (emit_call_insn_after_noloc): Likewise.
3021 (emit_debug_insn_after_noloc): Likewise.
3022 (emit_insn_after): Take loc from earlier non-debug insn.
3023 (emit_jump_insn_after): Likewise.
3024 (emit_call_insn_after): Likewise.
3025 (emit_debug_insn_after_setloc): New.
3026 (emit_debug_insn_after): New.
3027 (emit_insn_before): Take loc from later non-debug insn.
3028 (emit_jump_insn_before): Likewise.
3029 (emit_call_insn_before): Likewise.
3030 (emit_debug_insn_before_setloc): New.
3031 (emit_debug_insn_before): New.
3032 (emit_insn): Handle debug insns.
3033 (emit_debug_insn): New.
3034 (emit_jump_insn): Handle debug insns.
3035 (emit_call_insn): Likewise.
3037 (init_emit): Take min-nondebug-insn-uid into account.
3038 Initialize cur_debug_insn_uid.
3039 (emit_copy_of_insn_after): Handle debug insns.
3040 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3041 location of single rhs in place.
3042 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3043 (floor_sdiv_adjust): New.
3044 (cell_sdiv_adjust): New.
3045 (cell_udiv_adjust): New.
3046 (round_sdiv_adjust): New.
3047 (round_udiv_adjust): New.
3048 (wrap_constant): Moved from cselib.
3049 (unwrap_constant): New.
3050 (expand_debug_expr): New.
3051 (expand_debug_locations): New.
3052 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3054 (gimple_expand_cfg): Expand debug locations.
3055 * cselib.c: Include tree-pass.h.
3056 (struct expand_value_data): New.
3057 (cselib_record_sets_hook): New.
3058 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3059 (cselib_clear_table): Move, and implemnet in terms of...
3060 (cselib_reset_table_with_next_value): ... this.
3061 (cselib_get_next_unknown_value): New.
3062 (discard_useless_locs): Don't discard preserved values.
3063 (cselib_preserve_value): New.
3064 (cselib_preserved_value_p): New.
3065 (cselib_preserve_definitely): New.
3066 (cselib_clear_preserve): New.
3067 (cselib_preserve_only_values): New.
3068 (new_cselib_val): Take rtx argument. Dump it in details.
3069 (cselib_lookup_mem): Adjust.
3070 (expand_loc): Take regs_active in struct. Adjust. Silence
3071 dumps unless details are requested.
3072 (cselib_expand_value_rtx_cb): New.
3073 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3074 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3075 without details. Copy more subregs. Try to resolve values
3076 using a callback. Wrap constants.
3077 (cselib_subst_to_values): Adjust.
3078 (cselib_log_lookup): New.
3079 (cselib_lookup): Call it.
3080 (cselib_invalidate_regno): Don't count preserved values as useless.
3081 (cselib_invalidate_mem): Likewise.
3082 (cselib_record_set): Likewise.
3083 (struct set): Renamed to cselib_set, moved to cselib.h.
3084 (cselib_record_sets): Adjust. Call hook.
3085 (cselib_process_insn): Reset table when it would be cleared.
3086 (dump_cselib_val): New.
3087 (dump_cselib_table): New.
3088 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3089 (remove_forwarder_block): Support moving debug stmts.
3090 * cselib.h (cselib_record_sets_hook): Declare.
3091 (cselib_expand_callback): New type.
3092 (cselib_expand_value_rtx_cb): Declare.
3093 (cselib_reset_table_with_next_value): Declare.
3094 (cselib_get_next_unknown_value): Declare.
3095 (cselib_preserve_value): Declare.
3096 (cselib_preserved_value_p): Declare.
3097 (cselib_preserve_only_values): Declare.
3098 (dump_cselib_table): Declare.
3099 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3100 (try_crossjump_to_edge): Likewise.
3101 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3102 dominated blocks when debug stmts are present.
3103 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3104 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3105 (set_var_live_on_entry): Likewise.
3106 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3107 * cfglayout.c (curr_location, last_location): Make static.
3108 (set_curr_insn_source_location): Don't avoid bouncing.
3109 (get_curr_insn_source_location): New.
3110 (get_curr_insn_block): New.
3111 (duplicate_insn_chain): Handle debug insns.
3112 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3114 * common.opt (fcompare-debug): Move to sort order.
3115 (fdump-unnumbered-links): Likewise.
3116 (fvar-tracking-assignments): New.
3117 (fvar-tracking-assignments-toggle): New.
3118 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3119 because of debug stmts.
3120 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3121 (eliminate_unnecessary_stmts): Walk dominated blocks before
3123 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3124 * ira.c (memref_used_between_p): Skip debug insns.
3125 (update_equiv_regs): Likewise.
3126 * sched-deps.c (sd_lists_size): Accept empty list.
3127 (sd_init_insn): Mark debug insns.
3128 (sd_finish_insn): Unmark them.
3129 (sd_add_dep): Reject non-debug deps on debug insns.
3130 (fixup_sched_groups): Give debug insns group treatment.
3132 (sched_analyze_reg): Don't mark debug insns for sched before call.
3133 (sched_analyze_2): Handle debug insns.
3134 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3136 (deps_analyze_insn): Handle debug insns.
3137 (deps_start_bb): Skip debug insns.
3138 (init_deps): Initialize last_debug_insn.
3139 * tree-ssa.c (target_for_debug_bind): New.
3140 (find_released_ssa_name): New.
3141 (propagate_var_def_into_debug_stmts): New.
3142 (propagate_defs_into_debug_stmts): New.
3143 (verify_ssa): Skip debug bind stmts without values.
3144 (warn_uninialized_vars): Skip debug stmts.
3145 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3146 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3147 (rtx_equal_p): Likewise.
3148 * ira-costs.c (scan_one_insn): Skip debug insns.
3149 (process_bb_node_for_hard_reg_moves): Likewise.
3150 * rtl.h (DEBUG_INSN_P): New.
3151 (NONDEBUG_INSN_P): New.
3152 (MAY_HAVE_DEBUG_INSNS): New.
3153 (INSN_P): Accept debug insns.
3154 (RTX_FRAME_RELATED_P): Likewise.
3155 (INSN_DELETED_P): Likewise
3156 (PAT_VAR_LOCATION_DECL): New.
3157 (PAT_VAR_LOCATION_LOC): New.
3158 (PAT_VAR_OCATION_STATUS): New.
3159 (NOTE_VAR_LOCATION_DECL): Reimplement.
3160 (NOTE_VAR_LOCATION_LOC): Likewise.
3161 (NOTE_VAR_LOCATION_STATUS): Likewise.
3162 (INSN_VAR_LOCATION): New.
3163 (INSN_VAR_LOCATION_DECL): New.
3164 (INSN_VAR_LOCATION_LOC): New.
3165 (INSN_VAR_LOCATION_STATUS): New.
3166 (gen_rtx_UNKNOWN_VAR_LOC): New.
3167 (VAR_LOC_UNKNOWN_P): New.
3168 (NOTE_DURING_CALL_P): New.
3169 (SCHED_GROUP_P): Accept debug insns.
3170 (emit_debug_insn_before): Declare.
3171 (emit_debug_insn_before_noloc): Declare.
3172 (emit_debug_insn_beore_setloc): Declare.
3173 (emit_debug_insn_after): Declare.
3174 (emit_debug_insn_after_noloc): Declare.
3175 (emit_debug_insn_after_setloc): Declare.
3176 (emit_debug_insn): Declare.
3177 (make_debug_insn_raw): Declare.
3178 (prev_nondebug_insn): Declare.
3179 (next_nondebug_insn): Declare.
3180 (delegitimize_mem_from_attrs): Declare.
3181 (get_max_insn_count): Declare.
3182 (wrap_constant): Declare.
3183 (unwrap_constant): Declare.
3184 (get_curr_insn_source_location): Declare.
3185 (get_curr_insn_block): Declare.
3186 * tree-inline.c (insert_debug_decl_map): New.
3187 (processing_debug_stmt): New.
3188 (remap_decl): Don't create new mappings in debug stmts.
3189 (remap_gimple_op_r): Don't add references in debug stmts.
3190 (copy_tree_body_r): Likewise.
3191 (remap_gimple_stmt): Handle debug bind stmts.
3192 (copy_bb): Skip debug stmts.
3193 (copy_edges_for_bb): Likewise.
3194 (copy_debug_stmt): New.
3195 (copy_debug_stmts): New.
3196 (copy_body): Copy debug stmts at the end.
3197 (insert_init_debug_bind): New.
3198 (insert_init_stmt): Take id. Skip and emit debug stmts.
3199 (setup_one_parameter): Remap variable earlier, register debug mapping.
3200 (estimate_num_insns): Skip debug stmts.
3201 (expand_call_inline): Preserve debug_map.
3202 (optimize_inline_calls): Check for no debug_stmts left-overs.
3203 (unsave_expr_now): Preserve debug_map.
3204 (copy_gimple_seq_and_replace_locals): Likewise.
3205 (tree_function_versioning): Check for no debug_stmts left-overs.
3206 Init and destroy debug_map as needed. Split edges unconditionally.
3207 (build_duplicate_type): Init and destroy debug_map as needed.
3208 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3209 (struct copy_body_data): Add debug_stmts and debug_map.
3210 * sched-int.h (struct ready_list): Add n_debug.
3211 (struct deps): Add last_debug_insn.
3212 (DEBUG_INSN_SCHED_P): New.
3213 (BOUNDARY_DEBUG_INSN_P): New.
3214 (SCHEDULE_DEBUG_INSN_P): New.
3215 (sd_iterator_cond): Accept empty list.
3216 * combine.c (create_log_links): Skip debug insns.
3217 (combine_instructions): Likewise.
3218 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3219 return value is always unshared.
3220 (struct rtx_subst_pair): New.
3221 (auto_adjust_pair): New.
3222 (propagate_for_debug_subst): New.
3223 (propagate_for_debug): New.
3224 (try_combine): Skip debug insns. Propagate removed defs into
3226 (next_nonnote_nondebug_insn): New.
3227 (distribute_notes): Use it. Skip debug insns.
3228 (distribute_links): Skip debug insns.
3229 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3230 * resource.c (mark_target_live_regs): Likewise.
3231 * var-tracking.c: Include cselib.h and target.h.
3232 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3234 (micro_operation_type_name): New.
3235 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3236 (struct micro_operation_def): Update comments.
3237 (decl_or_value): New type. Use instead of decls.
3238 (struct emit_note_data_def): Add vars.
3239 (struct attrs_def): Use decl_or_value.
3240 (struct variable_tracking_info_def): Add permp, flooded.
3241 (struct location_chain_def): Update comment.
3242 (struct variable_part_def): Use decl_or_value.
3243 (struct variable_def): Make var_part a variable length array.
3245 (scratch_regs): New.
3246 (cselib_hook_called): New.
3247 (dv_is_decl_p): New.
3248 (dv_is_value_p): New.
3251 (dv_as_opaque): New.
3252 (dv_onepart_p): New.
3254 (IS_DECL_CODE): New.
3255 (check_value_is_not_decl): New.
3256 (dv_from_decl): New.
3257 (dv_from_value): New.
3258 (dv_htab_hash): New.
3259 (variable_htab_hash): Use it.
3260 (variable_htab_eq): Support values.
3261 (variable_htab_free): Free from the right pool.
3262 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3263 (attrs_list_union): Adjust.
3264 (attrs_list_mpdv_union): New.
3265 (tie_break_pointers): New.
3266 (canon_value_cmp): New.
3267 (unshare_variable): Return possibly-modified slot.
3268 (vars_copy_1): Adjust.
3269 (var_reg_decl_set): Adjust. Split out of...
3270 (var_reg_set): ... this.
3271 (get_init_value): Adjust.
3272 (var_reg_delete_and_set): Adjust.
3273 (var_reg_delete): Adjust.
3274 (var_regno_delete): Adjust.
3275 (var_mem_decl_set): Split out of...
3276 (var_mem_set): ... this.
3277 (var_mem_delete_and_set): Adjust.
3278 (var_mem_delete): Adjust.
3282 (variable_union): Adjust. Speed up merge of 1-part vars.
3283 (variable_canonicalize): Use unshared slot.
3284 (VALUED_RECURSED_INTO): New.
3285 (find_loc_in_1pdv): New.
3286 (struct dfset_merge): New.
3287 (insert_into_intersection): New.
3288 (intersect_loc_chains): New.
3290 (canonicalize_loc_order_check): New.
3291 (canonicalize_values_mark): New.
3292 (canonicalize_values_star): New.
3293 (variable_merge_over_cur): New.
3294 (variable_merge_over_src): New.
3295 (dataflow_set_merge): New.
3296 (dataflow_set_equiv_regs): New.
3297 (remove_duplicate_values): New.
3298 (struct dfset_post_merge): New.
3299 (variable_post_merge_new_vals): New.
3300 (variable_post_merge_perm_vals): New.
3301 (dataflow_post_merge_adjust): New.
3302 (find_mem_expr_in_1pdv): New.
3303 (dataflow_set_preserve_mem_locs): New.
3304 (dataflow_set_remove_mem_locs): New.
3305 (dataflow_set_clear_at_call): New.
3306 (onepart_variable_different_p): New.
3307 (variable_different_p): Use it.
3308 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3309 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3311 (track_loc_p): Pass it true.
3312 (struct count_use_info): New.
3313 (find_use_val): New.
3314 (replace_expr_with_values): New.
3316 (use_type): New, partially split out of...
3317 (count_uses): ... this. Count new micro-ops.
3318 (count_uses_1): Adjust.
3319 (count_stores): Adjust.
3320 (count_with_sets): New.
3321 (VAL_NEEDS_RESOLUTION): New.
3322 (VAL_HOLDS_TRACK_EXPR): New.
3323 (VAL_EXPR_IS_COPIED): New.
3324 (VAL_EXPR_IS_CLOBBERED): New.
3325 (add_uses): Adjust. Generate new micro-ops.
3326 (add_uses_1): Adjust.
3327 (add_stores): Generate new micro-ops.
3328 (add_with_sets): New.
3329 (find_src_status): Adjust.
3330 (find_src_set_src): Adjust.
3331 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3332 Handle new micro-ops. Canonicalize value equivalances.
3333 (vt_find_locations): Compute total size of hash tables for
3334 dumping. Perform merge for var-tracking-assignments. Don't
3335 disregard single-block loops.
3336 (dump_attrs_list): Handle decl_or_value.
3337 (dump_variable): Take variable. Deal with decl_or_value.
3338 (dump_variable_slot): New.
3339 (dump_vars): Use it.
3340 (dump_dataflow_sets): Adjust.
3341 (set_slot_part): New, extended to support one-part variables
3342 after splitting out of...
3343 (set_variable_part): ... this.
3344 (clobber_slot_part): New, split out of...
3345 (clobber_variable_part): ... this.
3346 (delete_slot_part): New, split out of...
3347 (delete_variable_part): .... this.
3348 (check_wrap_constant): New.
3349 (vt_expand_loc_callback): New.
3350 (vt_expand_loc): New.
3351 (emit_note_insn_var_location): Adjust. Handle values. Handle
3352 EMIT_NOTE_AFTER_CALL_INSN.
3353 (emit_notes_for_differences_1): Adjust. Handle values.
3354 (emit_notes_for_differences_2): Likewise.
3355 (emit_notes_for_differences): Adjust.
3356 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3357 Adjust. Handle new micro-ops.
3358 (vt_add_function_parameters): Adjust. Create and bind values.
3359 (vt_initialize): Adjust. Initialize scratch_regs and
3360 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3361 operations. Move some code to count_with_sets and add_with_sets.
3362 (delete_debug_insns): New.
3363 (vt_debug_insns_local): New.
3364 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3366 (var_tracking_main): If var-tracking-assignments is enabled
3367 but var-tracking isn't, delete debug insns and leave. Likewise
3368 if we exceed limits or fail the stack adjustments tests, and
3369 after all var-tracking processing.
3370 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3371 (dataflow_set): Add traversed_vars.
3372 (value_chain, const_value_chain): New typedefs.
3373 (value_chain_pool, value_chains): New variables.
3374 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3375 add_value_chains, add_cselib_value_chains, remove_value_chain,
3376 remove_value_chains, remove_cselib_value_chains): New functions.
3377 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3378 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3380 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3381 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3382 (dst_can_be_shared): New variable.
3383 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3384 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3385 different from set->vars, look up slot again instead of using the
3387 (dataflow_set_init): Initialize traversed_vars.
3388 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3389 lookup if set->vars is shared. Don't keep slot cleared before
3390 calling unshare_variable. Unshare set->vars if needed. Adjust
3391 unshare_variable callers. Clear dst_can_be_shared if needed.
3392 Even ->refcount == 1 vars must be unshared if set->vars is shared
3393 and var needs to be modified.
3394 (dataflow_set_union): Set traversed_vars during canonicalization.
3395 (VALUE_CHANGED, DECL_CHANGED): Define.
3396 (set_dv_changed, dv_changed_p): New static inlines.
3397 (track_expr_p): Clear DECL_CHANGED.
3398 (dump_dataflow_sets): Set it.
3399 (variable_was_changed): Call set_dv_changed.
3400 (emit_note_insn_var_location): Likewise.
3401 (changed_variables_stack): New variable.
3402 (check_changed_vars_1, check_changed_vars_2): New functions.
3403 (emit_notes_for_changes): Do nothing if changed_variables is
3404 empty. Traverse changed_variables with check_changed_vars_1,
3405 call check_changed_vars_2 on each changed_variables_stack entry.
3406 (emit_notes_in_bb): Add SET argument. Just clear it at the
3407 beginning, use it instead of local &set, don't destroy it at the end.
3408 (vt_emit_notes): Call dataflow_set_clear early on all
3409 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3410 computed set, dataflow_set_clear also VTI(bb)->in when we are
3411 done with the basic block. Initialize changed_variables_stack,
3412 free it afterwards. If ENABLE_CHECKING verify that after noting
3413 differences to an empty set value_chains hash table is empty.
3414 (vt_initialize): Initialize value_chains and value_chain_pool.
3415 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3416 (variable_tracking_main): Call dump_dataflow_sets before calling
3417 vt_emit_notes, not after it.
3418 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3419 (propagate_var_def_into_debug_stmts): Declare.
3420 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3421 (df_set_note): Reject debug insns.
3422 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3423 add notes to debug insns.
3424 (df_note_bb_compute): Adjust. Likewise.
3425 (df_simulate_uses): Skip debug insns.
3426 (df_simulate_initialize_backwards): Likewise.
3427 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3428 (subst_stack_regs_pat): Reject debug insns.
3429 (convert_regs_1): Handle debug insns.
3430 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3431 (print-rtl.o): Depend on cselib.h.
3432 (cselib.o): Depend on TREE_PASS_H.
3433 (var-tracking.o): Depend on cselib.h and TARGET_H.
3434 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3435 (init_ready_list): Skip boundary debug insns.
3436 (add_branch_dependences): Skip debug insns.
3437 (free_block_dependencies): Check for blocks with only debug insns.
3438 (compute_priorities): Likewise.
3439 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3440 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3442 (gimple_build_debug_bind_stat): New.
3443 (empty_body_p): Skip debug stmts.
3444 (gimple_has_side_effects): Likewise.
3445 (gimple_rhs_has_side_effects): Likewise.
3446 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3447 (gimple_build_debug_bind_stat): Declare.
3448 (gimple_build_debug_bind): Define.
3449 (is_gimple_debug): New.
3450 (gimple_debug_bind_p): New.
3451 (gimple_debug_bind_get_var): New.
3452 (gimple_debug_bind_get_value): New.
3453 (gimple_debug_bind_get_value_ptr): New.
3454 (gimple_debug_bind_set_var): New.
3455 (gimple_debug_bind_set_value): New.
3456 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3457 (gimple_debug_bind_reset_value): New.
3458 (gimple_debug_bind_has_value_p): New.
3459 (gsi_next_nondebug): New.
3460 (gsi_prev_nondebug): New.
3461 (gsi_start_nondebug_bb): New.
3462 (gsi_last_nondebug_bb): New.
3463 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3464 (print_insn): Handle DEBUG_INSN.
3465 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3466 of first insn prevail.
3467 (first_stmt): Skip debug stmts.
3468 (first_non_label_stmt): Likewise.
3469 (last_stmt): Likewise.
3470 (has_zero_uses_1): New.
3471 (single_imm_use_1): New.
3472 (verify_gimple_debug): New.
3473 (verify_types_in_gimple_stmt): Handle debug stmts.
3474 (verify_stmt): Likewise.
3475 (debug_loop_num): Skip debug stmts.
3476 (remove_edge_and_dominated_blocks): Remove dominators last.
3477 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3478 (linearize_expr): Likewise.
3479 * config/i386/i386.c (ix86_delegitimize_address): Call
3480 default implementation.
3481 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3482 (group_barrier_needed): Skip debug insns.
3483 (emit_insn_group_barriers): Likewise.
3484 (emit_all_insn_group_barriers): Likewise.
3485 (ia64_variable_issue): Handle debug insns.
3486 (ia64_dfa_new_cycle): Likewise.
3487 (final_emit_insn_group_barriers): Skip debug insns.
3488 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3489 def cfa without frame.
3490 (process_set): Likewise.
3491 (process_for_unwind_directive): Pass frame on.
3492 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3493 (rs6000_delegitimize_address): New.
3494 (rs6000_debug_adjust_cost): Handle debug insns.
3495 (is_microcoded_insn): Likewise.
3496 (is_cracked_insn): Likewise.
3497 (is_nonpipeline_insn): Likewise.
3498 (insn_must_be_first_in_group): Likewise.
3499 (insn_must_be_last_in_group): Likewise.
3500 (force_new_group): Likewise.
3501 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3502 contains only debug insns.
3503 (rtl_merge_blocks): Skip debug insns.
3504 (purge_dead_edges): Likewise.
3505 (rtl_block_ends_with_call_p): Skip debug insns.
3506 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3507 (mark_reg_dependencies): Skip debug insns.
3508 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3509 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3510 * tree-ssa-threadedge.c
3511 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3512 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3513 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3514 (copyprop_hardreg_forward_1): Handle debug insns.
3515 * reload1.c (reload): Skip debug insns. Replace unassigned
3516 pseudos in debug insns with their equivalences.
3517 (eliminate_regs_in_insn): Skip debug insns.
3518 (emit_input_reload_insns): Skip debug insns at first, adjust
3520 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3521 (get_indirect_ref_operands): Pass opf_no_vops on.
3522 (get_expr_operands): Likewise. Skip debug stmts.
3523 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3525 2009-09-01 Richard Henderson <rth@redhat.com>
3527 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3528 stmt_ends_pp_p statements at least once.
3529 * tree-vrp.c (vrp_initialize): Likewise.
3530 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3532 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3535 Fix AIX bootstrap after PR debug/30161
3536 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3537 that is a GNU extension.
3538 (tmpl_value_parm_die_table): Move the definition of this global
3539 outside #ifdef DWARF2_DEBUGGING_INFO region.
3541 2009-09-01 Richard Guenther <rguenther@suse.de>
3543 * tree.c (tree_expr_size): New function.
3544 * tree.h (tree_expr_size): Declare.
3545 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3546 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3547 * langhooks.c (lhd_expr_size): Remove.
3548 * langhooks.h (struct lang_hooks): Remove expr_size.
3549 * explow.c (expr_size): Use tree_expr_size.
3550 (int_expr_size): Likewise.
3551 * langhooks-def.h (lhd_expr_size): Remove.
3552 (LANG_HOOKS_EXPR_SIZE): Likewise.
3553 (LANG_HOOKS_INITIALIZER): Adjust.
3555 2009-09-01 Richard Guenther <rguenther@suse.de>
3557 * tree-flow.h (mark_addressable): Move declaration ...
3558 * tree.h (mark_addressable): ... here.
3559 * stmt.c (expand_asm_operands): Use mark_addressable, not
3560 lang_hooks.mark_addressable.
3561 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3562 LANG_HOOKS_MARK_ADDRESSABLE.
3563 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3564 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3566 2009-08-31 Chris Demetriou <cgd@google.com>
3568 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3569 vectorize if not TARGET_SSE2.
3571 2009-08-31 DJ Delorie <dj@redhat.com>
3573 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3574 registers if no coprocessor is enabled.
3576 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3579 * cgraph.h (cgraph_get_node): Declare ...
3580 * cgraph.c (cgraph_get_node): ... new function.
3581 * dwarf2out.c (gen_generic_params_dies,
3582 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3583 make_ith_pack_parameter_name,
3584 append_entry_to_tmpl_value_parm_die_table,
3585 gen_remaining_tmpl_value_param_die_attribute): New functions.
3586 (gen_subprogram_die): Generate debug info for template parameters
3587 if debug info level is higher than DINFO_LEVEL_TERSE.
3588 Use tree_add_const_value_attribute_for_decl instead of
3589 tree_add_const_value_attribute.
3590 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3591 instead of tree_add_const_value_attribute.
3592 (gen_struct_or_union_type_die): Generate debug
3593 info for template parameters if debug info level is higher than
3595 (tree_add_const_value_attribute): Handle integral and pointer
3596 constants. Update comment.
3597 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3598 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3599 (reference_to_unused): Fix thinko. Remove redundant predicates from
3601 (tree_add_const_value_attribute): Make this work for constant
3603 tree_add_const_value_attribute_for_decl is to be used for variable
3605 (add_location_or_const_value_attribute): Use
3606 tree_add_const_value_attribute_for_decl now.
3607 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3608 DW_TAG_template_value_param DIEs after function DIEs have been
3610 * langhooks.h (lang_hooks_for_types): Add
3611 get_argument_pack_elems.
3612 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3613 (lang_hooks): Added get_innermost_generic_parms,
3614 get_innermost_generic_args.
3615 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3616 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3617 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3618 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3620 2009-08-31 DJ Delorie <dj@redhat.com>
3622 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3623 it once we start generating the prologue or epilogue.
3624 (mep_call_saves_register): If the frame is locked, re-use
3626 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3627 (mep_expand_prologue): Call it.
3628 (mep_expand_epilogue): Likewise.
3629 (mep_start_function): Use the same logic as mep_expand_prologue.
3630 (mep_pass_by_reference): Make logic more readable.
3631 (mep_return_in_memory): Zero-sized objects are passed in memory.
3632 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3634 2009-08-31 Richard Guenther <rguenther@suse.de>
3636 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3637 to query if the memory regions for memmove overlap.
3638 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3639 asserts on pointers, instead deal with odd trees.
3640 (ptr_derefs_may_alias_p): Likewise.
3641 (refs_may_alias_p_1): Constructor bases also never alias.
3643 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3645 * doc/install.texi (Final install): Adjust reference on where to
3646 order printed manuals.
3648 2009-08-30 Olivier Hainque <hainque@adacore.com>
3650 * dwarf2out.c (switch_to_frame_table_section): Move
3651 definition prior to first use.
3653 2009-08-30 Richard Guenther <rguenther@suse.de>
3655 PR tree-optimization/41186
3656 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3657 (ao_ref_init_from_ptr_and_size): New function.
3658 (ref_maybe_used_by_call_p_1): Be more precise tracking
3659 used ranges for builtin functions.
3660 (ref_maybe_used_by_call_p): Adjust.
3661 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3662 ranges for builtin functions.
3663 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3665 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3668 * fwprop.c (get_reg_use_in): Delete.
3669 (free_load_extend): New function.
3670 (forward_propagate_subreg): Use it.
3672 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3674 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3676 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3679 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3682 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3684 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3685 fini or fini_array section.
3687 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3689 * graphite-dependences.c (graphite_legal_transform_bb): Call
3690 pbb_remove_duplicate_pdrs.
3691 * graphite-poly.c (can_collapse_pdr): Removed.
3692 (pdr_find_duplicate): Removed.
3693 (can_collapse_pdrs): New.
3694 (pbb_remove_duplicate_pdrs): New.
3695 (new_poly_dr): Do not look for duplicates.
3696 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3697 (PBB_PDR_DUPLICATES_REMOVED): New.
3698 (pbb_remove_duplicate_pdrs): Declared.
3700 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3702 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3703 the strides by multiplying by PDR_NB_REFS.
3704 * graphite-poly.c (can_collapse_pdr): New.
3705 (pdr_find_duplicate): New.
3706 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3707 Initialize PDR_NB_REFS.
3708 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3710 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3712 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3715 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3718 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3720 * graphite-dependences.c (pddr_original_scattering): Return NULL
3721 for read-read dependence relations.
3722 * graphite-poly.h (enum poly_dr_type): Fix comment.
3725 (pdr_may_write_p): New.
3727 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3729 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3730 (struct poly_dr): Same.
3731 (new_poly_dr): Same.
3732 * graphite-poly.c (new_poly_dr): Same.
3733 * graphite-dependences.c (dot_deps): Disable call to system.
3735 2009-08-28 Cary Coutant <ccoutant@google.com>
3738 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3739 struct/union/enum types local to a function.
3741 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3742 Sebastian Pop <sebastian.pop@amd.com>
3744 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3745 pbb_strip_mine_time_depth. Changed the implementation so that
3746 transformation is expressed as a transformation on
3747 time (scatttering) dimensions. Also, ensures that the 2d+1
3748 scheduling format is preserved.
3749 (pbb_strip_mine_profitable_p): Profitability is based on the
3750 iteration number of a given time (scattering) dimension,
3751 and not on a original loop depth dimension.
3752 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3753 (pbb_do_strip_mine): Call psct_dynamic_dim.
3754 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3755 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3756 (pbb_nb_dynamic_scattering_transform): New.
3757 (psct_dynamic_dim): New.
3759 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3761 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3762 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3763 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3764 * graphite-interchange.c (build_linearized_memory_access): Same.
3765 (memory_stride_in_loop): Same.
3767 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3769 * graphite-dependences.c (pddr_original_scattering): New.
3770 (graphite_legal_transform_dr): Call pddr_original_scattering.
3773 * graphite-dependences.h (dot_deps): Declared.
3774 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3775 (print_pdr): Print PDR_ID.
3776 * graphite-poly.h (struct poly_dr): Add field id.
3779 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3781 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3783 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3784 not delete the original dependence relation.
3786 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3788 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3789 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3790 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3791 (free_poly_ddr): New.
3792 (pddr_is_empty): New.
3793 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3794 (dependence_polyhedron): Same. Remove useless gcc_assert.
3796 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3797 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3798 * graphite-dependences.h (enum poly_dependence_kind): New.
3799 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3800 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3801 (PDRP_SINK): Renamed PDDR_SINK.
3802 (PDRP_DDP): Renamed PDDR_DDP.
3804 (free_poly_ddr): Declared.
3805 * graphite-poly.c (new_scop): Use the new hash function names.
3806 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3807 into original_pddrs.
3808 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3810 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3812 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3813 bounds with LT_EXPR to make niter analysis more precise on code
3814 generated by Graphite.
3816 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3818 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3819 (graphite_legal_transform_bb): Same.
3820 (poly_drs_may_alias_p): Same.
3822 2009-08-28 Richard Guenther <rguenther@suse.de>
3824 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3826 2009-08-28 Jan Beulich <jbeulich@novell.com>
3828 * config/i386/netware.c: Include langhooks.h.
3829 (i386_nlm_encode_section_info): Simplify.
3830 (netware_override_options): Delete.
3831 * config/i386/netware.h (netware_override_options): Delete
3833 (OVERRIDE_OPTIONS): Delete definition.
3834 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3835 (ASM_COMMENT_START): Define.
3836 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3838 2009-08-28 Jan Beulich <jbeulich@novell.com>
3840 * configure.ac: For in-tree ld, do a plain version check to
3841 determine whether comdat groups are supported.
3842 * configure: Regenerate.
3844 2009-08-28 Olivier Hainque <hainque@adacore.com>
3846 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3847 always defined. Reflect definition or absence of such for
3848 COLLECT_EXPORT_LIST. Readability helper.
3849 (scanfilter): New enum, to help control what symbols
3850 are to be considered or ignored by scan_prog_file.
3851 (enum pass): Rename as "scanpass", moved together with scanfilter
3852 prior to scan_prog_file's prototype.
3853 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3854 Group prototype with the scanpass/scanfilter definitions, factorize
3855 head comments for the several implementations at the prototype.
3856 (main): Reorganize the first pass link control to let AIX
3857 drag only the needed frame tables in executables. Prevent
3858 frame tables collection during the scan aimed at static ctors.
3859 Pre-link and scan for frame tables later to compensate.
3860 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3861 A C statement to issue assembly directives that create a reference
3862 to the given DWARF table identifier label from the current function
3864 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3865 to differentiate first time section entry. Only emit a .data
3866 tables start identifier label the first time around.
3867 (switch_to_frame_table_section): New function. Helper for
3868 output_call_frame_info to switch possibly BACK into the eh_frame
3869 or the debug_frame section depending on FOR_EH.
3870 (output_call_frame_info): Use helper to first enter the proper
3872 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3873 emit a link to the frame table start label from each function
3875 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3876 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3877 * config/rs6000/rs6000-protos.h: Declare it.
3878 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3880 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3882 * config/sh/sh.c (split_branches): Check the result of
3885 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3887 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3888 using -pthread -fopenmp
3890 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3892 * doc/service.texi (service directory): Update URL.
3894 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3896 PR rtl-optimization/40861
3897 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3898 extract word from a multi-word subreg for negative byte positions.
3900 2009-08-27 Tristan Gingold <gingold@adacore.com>
3901 Douglas B Rupp <rupp@gnat.com>
3903 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3904 (SECTION_VMS_OVERLAY): Define.
3905 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3907 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3909 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3910 common_object declarations.
3911 (ia64_section_type_flags): Set section flag for common_object.
3912 * config/ia64/ia64-protos.h
3913 (ia64_vms_output_aligned_decl_common): Declare.
3914 (ia64_vms_elf_asm_named_section): Declare.
3916 2009-08-27 Michael Matz <matz@suse.de>
3918 * expr.c (expand_expr_real_2): New function taking exploded
3919 unary or binary expression, split out from ...
3920 (expand_expr_real_1): ... here. Move over all unary/binary
3921 switch parts to above function, in particular these codes:
3922 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3923 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3924 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3925 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3926 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3927 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3928 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3929 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3930 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3931 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3932 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3933 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3934 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3935 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3936 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3937 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3938 VEC_PACK_FIX_TRUNC_EXPR.
3939 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3942 2009-08-27 Richard Guenther <rguenther@suse.de>
3944 * gengtype.c (main): Handle uint64_t.
3945 * ipa-utils.c (get_base_var): Indent properly.
3946 * tree-ssa-live.c (debug_scope_block): New function.
3947 * tree-flow.h (debug_scope_block): Declare.
3948 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3949 * basic-block.h (enum profile_status): Rename to
3950 enum profile_status_d.
3951 (x_profile_status): Adjust type.
3953 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3956 * dwarf2out.c (get_context_die): Declare this static function.
3957 (gen_type_die_with_usage): Make sure a DIE is a generated for
3958 the context of a typedef.
3960 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3962 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3965 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3967 * config/mips/mips-protos.h (mips_output_sync): Declare.
3968 (mips_sync_loop_insns): Likewise.
3969 (mips_output_sync_loop): Replace first two parameters with an rtx.
3970 * config/mips/mips.c (mips_multi_member): New structure.
3971 (mips_multi_members): New variable.
3972 (mips_multi_start): New function.
3973 (mips_multi_add): Likewise.
3974 (mips_multi_add_insn): Likewise.
3975 (mips_multi_add_label): Likewise.
3976 (mips_multi_last_index): Likewise.
3977 (mips_multi_copy_insn): Likewise.
3978 (mips_multi_set_operand): Likewise.
3979 (mips_multi_write): Likewise.
3980 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3981 (mips_init_print_operand_punct): Update accordingly.
3982 (mips_start_ll_sc_sync_block): New function.
3983 (mips_end_ll_sc_sync_block): Likewise.
3984 (mips_output_sync): Likewise.
3985 (mips_sync_insn1_template): Likewise.
3986 (mips_sync_insn2_template): Likewise.
3987 (mips_get_sync_operand): Likewise.
3988 (mips_process_sync_loop): Likewise.
3989 (mips_output_sync_loop): Use mips_process_sync_loop.
3990 (mips_sync_loop_insns): New function.
3991 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3992 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3993 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3994 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3995 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3996 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3997 (MIPS_SYNC_OLD_OP_12): Likewise.
3998 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3999 (MIPS_SYNC_NEW_OP_12): Likewise.
4000 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4001 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4002 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4003 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4004 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4005 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4006 * config/mips/mips.md (sync_mem): New attribute.
4007 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4008 (sync_exclusive_mask, sync_required_oldval): Likewise.
4009 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4010 (sync_release_barrier): Likewise.
4011 (length): Handle sync loops.
4012 (sync): Use mips_output_sync.
4013 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4014 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4015 and use mips_output_sync_loop.
4016 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4017 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4018 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4019 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4020 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4021 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4022 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4023 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4024 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4026 2009-08-26 Richard Guenther <rguenther@suse.de>
4029 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4030 the types to not match.
4031 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4033 * tree-ssa.c (useless_type_conversion_p): Conversions to
4034 pointers to unprototyped functions are useless.
4036 2009-08-26 Richard Guenther <rguenther@suse.de>
4038 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4039 whole-program condition, prepare to be called for non-globals.
4040 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4041 params build a representative with known type and track its fields.
4043 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4045 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4046 clearing by a taken branch.
4047 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4048 effectively after bbro pass.
4049 (sync_nand<mode>): Ditto.
4050 (sync_old_<fetchop_name><mode>): Ditto.
4051 (sync_old_nand<mode>): Ditto.
4052 (sync_new_<fetchop_name><mode>): Dito.
4053 (sync_new_nand<mode>): Ditto.
4054 (sync_compare_and_swap<mode>_1): Ditto.
4055 (*sync_compare_and_swap<mode>): Ditto.
4056 (sync_lock_test_and_set<mode>_1): Ditto.
4057 ("sync_lock_test_and_set<mode>): Ditto.
4059 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4061 * hwint.h (HOST_LONG_FORMAT): New macro
4062 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4063 Use HOST_PTR_PRINTF.
4064 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4065 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4066 (HOST_PTR_PRINTF): Document.
4068 2009-08-25 Jan Hubicka <jh@suse.cz>
4070 * config/i386/bmmintrin.h: Replace by #error.
4073 Michael Meissner <michael.meissner@amd.com>
4074 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4075 Tony Linthicum <tony.linthicum@amd.com>
4077 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4078 (TARGET_ROUND): New macro for the round/ptest instructions which
4079 are shared between SSE4.1 and SSE5.
4080 (OPTION_MASK_ISA_ROUND): Ditto.
4081 (OPTION_ISA_ROUND): Ditto.
4082 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4083 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4085 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4086 (-mfused-madd): New switch to give users control over whether the
4087 compiler optimizes to use the multiply/add SSE5 instructions.
4089 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4090 (ix86_handle_option): Turn off 3dnow if -msse5.
4091 (override_options): Add SSE5 support.
4092 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4094 (ix86_expand_sse_movcc): Add SSE5 support.
4095 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4096 vector type to the next largest size.
4097 (ix86_expand_sse5_pack): New function to use pperm to pack a
4098 vector type to the next smallest size.
4099 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4100 (IX86_BUILTIN_FMADDSD): Ditto.
4101 (IX86_BUILTIN_FMADDPS): Ditto.
4102 (IX86_BUILTIN_FMADDPD): Ditto.
4103 (IX86_BUILTIN_FMSUBSS): Ditto.
4104 (IX86_BUILTIN_FMSUBSD): Ditto.
4105 (IX86_BUILTIN_FMSUBPS): Ditto.
4106 (IX86_BUILTIN_FMSUBPD): Ditto.
4107 (IX86_BUILTIN_FNMADDSS): Ditto.
4108 (IX86_BUILTIN_FNMADDSD): Ditto.
4109 (IX86_BUILTIN_FNMADDPS): Ditto.
4110 (IX86_BUILTIN_FNMADDPD): Ditto.
4111 (IX86_BUILTIN_FNMSUBSS): Ditto.
4112 (IX86_BUILTIN_FNMSUBSD): Ditto.
4113 (IX86_BUILTIN_FNMSUBPS): Ditto.
4114 (IX86_BUILTIN_FNMSUBPD): Ditto.
4115 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4116 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4117 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4118 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4119 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4120 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4121 (IX86_BUILTIN_PPERM): Ditto.
4122 (IX86_BUILTIN_PERMPS): Ditto.
4123 (IX86_BUILTIN_PERMPD): Ditto.
4124 (IX86_BUILTIN_PMACSSWW): Ditto.
4125 (IX86_BUILTIN_PMACSWW): Ditto.
4126 (IX86_BUILTIN_PMACSSWD): Ditto.
4127 (IX86_BUILTIN_PMACSWD): Ditto.
4128 (IX86_BUILTIN_PMACSSDD): Ditto.
4129 (IX86_BUILTIN_PMACSDD): Ditto.
4130 (IX86_BUILTIN_PMACSSDQL): Ditto.
4131 (IX86_BUILTIN_PMACSSDQH): Ditto.
4132 (IX86_BUILTIN_PMACSDQL): Ditto.
4133 (IX86_BUILTIN_PMACSDQH): Ditto.
4134 (IX86_BUILTIN_PMADCSSWD): Ditto.
4135 (IX86_BUILTIN_PMADCSWD): Ditto.
4136 (IX86_BUILTIN_PHADDBW): Ditto.
4137 (IX86_BUILTIN_PHADDBD): Ditto.
4138 (IX86_BUILTIN_PHADDBQ): Ditto.
4139 (IX86_BUILTIN_PHADDWD): Ditto.
4140 (IX86_BUILTIN_PHADDWQ): Ditto.
4141 (IX86_BUILTIN_PHADDDQ): Ditto.
4142 (IX86_BUILTIN_PHADDUBW): Ditto.
4143 (IX86_BUILTIN_PHADDUBD): Ditto.
4144 (IX86_BUILTIN_PHADDUBQ): Ditto.
4145 (IX86_BUILTIN_PHADDUWD): Ditto.
4146 (IX86_BUILTIN_PHADDUWQ): Ditto.
4147 (IX86_BUILTIN_PHADDUDQ): Ditto.
4148 (IX86_BUILTIN_PHSUBBW): Ditto.
4149 (IX86_BUILTIN_PHSUBWD): Ditto.
4150 (IX86_BUILTIN_PHSUBDQ): Ditto.
4151 (IX86_BUILTIN_PROTB): Ditto.
4152 (IX86_BUILTIN_PROTW): Ditto.
4153 (IX86_BUILTIN_PROTD): Ditto.
4154 (IX86_BUILTIN_PROTQ): Ditto.
4155 (IX86_BUILTIN_PROTB_IMM): Ditto.
4156 (IX86_BUILTIN_PROTW_IMM): Ditto.
4157 (IX86_BUILTIN_PROTD_IMM): Ditto.
4158 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4159 (IX86_BUILTIN_PSHLB): Ditto.
4160 (IX86_BUILTIN_PSHLW): Ditto.
4161 (IX86_BUILTIN_PSHLD): Ditto.
4162 (IX86_BUILTIN_PSHLQ): Ditto.
4163 (IX86_BUILTIN_PSHAB): Ditto.
4164 (IX86_BUILTIN_PSHAW): Ditto.
4165 (IX86_BUILTIN_PSHAD): Ditto.
4166 (IX86_BUILTIN_PSHAQ): Ditto.
4167 (IX86_BUILTIN_FRCZSS): Ditto.
4168 (IX86_BUILTIN_FRCZSD): Ditto.
4169 (IX86_BUILTIN_FRCZPS): Ditto.
4170 (IX86_BUILTIN_FRCZPD): Ditto.
4171 (IX86_BUILTIN_CVTPH2PS): Ditto.
4172 (IX86_BUILTIN_CVTPS2PH): Ditto.
4173 (IX86_BUILTIN_COMEQSS): Ditto.
4174 (IX86_BUILTIN_COMNESS): Ditto.
4175 (IX86_BUILTIN_COMLTSS): Ditto.
4176 (IX86_BUILTIN_COMLESS): Ditto.
4177 (IX86_BUILTIN_COMGTSS): Ditto.
4178 (IX86_BUILTIN_COMGESS): Ditto.
4179 (IX86_BUILTIN_COMUEQSS): Ditto.
4180 (IX86_BUILTIN_COMUNESS): Ditto.
4181 (IX86_BUILTIN_COMULTSS): Ditto.
4182 (IX86_BUILTIN_COMULESS): Ditto.
4183 (IX86_BUILTIN_COMUGTSS): Ditto.
4184 (IX86_BUILTIN_COMUGESS): Ditto.
4185 (IX86_BUILTIN_COMORDSS): Ditto.
4186 (IX86_BUILTIN_COMUNORDSS): Ditto.
4187 (IX86_BUILTIN_COMFALSESS): Ditto.
4188 (IX86_BUILTIN_COMTRUESS): Ditto.
4189 (IX86_BUILTIN_COMEQSD): Ditto.
4190 (IX86_BUILTIN_COMNESD): Ditto.
4191 (IX86_BUILTIN_COMLTSD): Ditto.
4192 (IX86_BUILTIN_COMLESD): Ditto.
4193 (IX86_BUILTIN_COMGTSD): Ditto.
4194 (IX86_BUILTIN_COMGESD): Ditto.
4195 (IX86_BUILTIN_COMUEQSD): Ditto.
4196 (IX86_BUILTIN_COMUNESD): Ditto.
4197 (IX86_BUILTIN_COMULTSD): Ditto.
4198 (IX86_BUILTIN_COMULESD): Ditto.
4199 (IX86_BUILTIN_COMUGTSD): Ditto.
4200 (IX86_BUILTIN_COMUGESD): Ditto.
4201 (IX86_BUILTIN_COMORDSD): Ditto.
4202 (IX86_BUILTIN_COMUNORDSD): Ditto.
4203 (IX86_BUILTIN_COMFALSESD): Ditto.
4204 (IX86_BUILTIN_COMTRUESD): Ditto.
4205 (IX86_BUILTIN_COMEQPS): Ditto.
4206 (IX86_BUILTIN_COMNEPS): Ditto.
4207 (IX86_BUILTIN_COMLTPS): Ditto.
4208 (IX86_BUILTIN_COMLEPS): Ditto.
4209 (IX86_BUILTIN_COMGTPS): Ditto.
4210 (IX86_BUILTIN_COMGEPS): Ditto.
4211 (IX86_BUILTIN_COMUEQPS): Ditto.
4212 (IX86_BUILTIN_COMUNEPS): Ditto.
4213 (IX86_BUILTIN_COMULTPS): Ditto.
4214 (IX86_BUILTIN_COMULEPS): Ditto.
4215 (IX86_BUILTIN_COMUGTPS): Ditto.
4216 (IX86_BUILTIN_COMUGEPS): Ditto.
4217 (IX86_BUILTIN_COMORDPS): Ditto.
4218 (IX86_BUILTIN_COMUNORDPS): Ditto.
4219 (IX86_BUILTIN_COMFALSEPS): Ditto.
4220 (IX86_BUILTIN_COMTRUEPS): Ditto.
4221 (IX86_BUILTIN_COMEQPD): Ditto.
4222 (IX86_BUILTIN_COMNEPD): Ditto.
4223 (IX86_BUILTIN_COMLTPD): Ditto.
4224 (IX86_BUILTIN_COMLEPD): Ditto.
4225 (IX86_BUILTIN_COMGTPD): Ditto.
4226 (IX86_BUILTIN_COMGEPD): Ditto.
4227 (IX86_BUILTIN_COMUEQPD): Ditto.
4228 (IX86_BUILTIN_COMUNEPD): Ditto.
4229 (IX86_BUILTIN_COMULTPD): Ditto.
4230 (IX86_BUILTIN_COMULEPD): Ditto.
4231 (IX86_BUILTIN_COMUGTPD): Ditto.
4232 (IX86_BUILTIN_COMUGEPD): Ditto.
4233 (IX86_BUILTIN_COMORDPD): Ditto.
4234 (IX86_BUILTIN_COMUNORDPD): Ditto.
4235 (IX86_BUILTIN_COMFALSEPD): Ditto.
4236 (IX86_BUILTIN_COMTRUEPD): Ditto.
4237 (IX86_BUILTIN_PCOMEQUB): Ditto.
4238 (IX86_BUILTIN_PCOMNEUB): Ditto.
4239 (IX86_BUILTIN_PCOMLTUB): Ditto.
4240 (IX86_BUILTIN_PCOMLEUB): Ditto.
4241 (IX86_BUILTIN_PCOMGTUB): Ditto.
4242 (IX86_BUILTIN_PCOMGEUB): Ditto.
4243 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4244 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4245 (IX86_BUILTIN_PCOMEQUW): Ditto.
4246 (IX86_BUILTIN_PCOMNEUW): Ditto.
4247 (IX86_BUILTIN_PCOMLTUW): Ditto.
4248 (IX86_BUILTIN_PCOMLEUW): Ditto.
4249 (IX86_BUILTIN_PCOMGTUW): Ditto.
4250 (IX86_BUILTIN_PCOMGEUW): Ditto.
4251 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4252 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4253 (IX86_BUILTIN_PCOMEQUD): Ditto.
4254 (IX86_BUILTIN_PCOMNEUD): Ditto.
4255 (IX86_BUILTIN_PCOMLTUD): Ditto.
4256 (IX86_BUILTIN_PCOMLEUD): Ditto.
4257 (IX86_BUILTIN_PCOMGTUD): Ditto.
4258 (IX86_BUILTIN_PCOMGEUD): Ditto.
4259 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4260 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4261 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4262 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4263 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4264 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4265 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4266 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4267 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4268 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4269 (IX86_BUILTIN_PCOMEQB): Ditto.
4270 (IX86_BUILTIN_PCOMNEB): Ditto.
4271 (IX86_BUILTIN_PCOMLTB): Ditto.
4272 (IX86_BUILTIN_PCOMLEB): Ditto.
4273 (IX86_BUILTIN_PCOMGTB): Ditto.
4274 (IX86_BUILTIN_PCOMGEB): Ditto.
4275 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4276 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4277 (IX86_BUILTIN_PCOMEQW): Ditto.
4278 (IX86_BUILTIN_PCOMNEW): Ditto.
4279 (IX86_BUILTIN_PCOMLTW): Ditto.
4280 (IX86_BUILTIN_PCOMLEW): Ditto.
4281 (IX86_BUILTIN_PCOMGTW): Ditto.
4282 (IX86_BUILTIN_PCOMGEW): Ditto.
4283 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4284 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4285 (IX86_BUILTIN_PCOMEQD): Ditto.
4286 (IX86_BUILTIN_PCOMNED): Ditto.
4287 (IX86_BUILTIN_PCOMLTD): Ditto.
4288 (IX86_BUILTIN_PCOMLED): Ditto.
4289 (IX86_BUILTIN_PCOMGTD): Ditto.
4290 (IX86_BUILTIN_PCOMGED): Ditto.
4291 (IX86_BUILTIN_PCOMFALSED): Ditto.
4292 (IX86_BUILTIN_PCOMTRUED): Ditto.
4293 (IX86_BUILTIN_PCOMEQQ): Ditto.
4294 (IX86_BUILTIN_PCOMNEQ): Ditto.
4295 (IX86_BUILTIN_PCOMLTQ): Ditto.
4296 (IX86_BUILTIN_PCOMLEQ): Ditto.
4297 (IX86_BUILTIN_PCOMGTQ): Ditto.
4298 (IX86_BUILTIN_PCOMGEQ): Ditto.
4299 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4300 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4301 (enum multi_arg_type): New enum for describing the various SSE5
4302 intrinsic argument types.
4303 (bdesc_multi_arg): New table for SSE5 intrinsics.
4304 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4305 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4307 (ix86_expand_builtin): Add SSE5 intrinsic support.
4308 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4309 operand instructions.
4310 (ix86_expand_sse5_multiple_memory): New function to split the
4311 second memory reference from SSE5 instructions.
4312 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4313 (ix86_return_pops_args): Use stdarg_p to determine if the function
4314 has variable arguments.
4315 (ix86_setup_incoming_varargs): Ditto.
4316 (x86_this_parameter): Ditto.
4318 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4320 (ix86_expand_sse5_pack): Ditto.
4321 (ix86_sse5_valid_op_p): Ditto.
4322 (ix86_expand_sse5_multiple_memory): Ditto.
4324 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4325 constant for SSE5 support.
4326 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4327 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4328 (UNSPEC_SSE5_PERMUTE): Ditto.
4329 (UNSPEC_SSE5_ASHIFT): Ditto.
4330 (UNSPEC_SSE5_LSHIFT): Ditto.
4331 (UNSPEC_FRCZ): Ditto.
4332 (UNSPEC_CVTPH2PS): Ditto.
4333 (UNSPEC_CVTPS2PH): Ditto.
4334 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4336 (COM_FALSE_S): Ditto.
4337 (COM_FALSE_P): Ditto.
4338 (COM_TRUE_S): Ditto.
4339 (COM_TRUE_P): Ditto.
4340 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4341 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4343 (memory attribute): Ditto.
4344 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4345 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4346 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4347 (floor<mode>2): Ditto.
4348 (ceil<mode>2): Ditto.
4349 (btrunc<mode>2): Ditto.
4350 (nearbyintdf2): Ditto.
4351 (nearbyintsf2): Ditto.
4352 (sse_setccsf): Disable if SSE5.
4353 (sse_setccdf): Ditto.
4354 (sse5_setcc<mode>): New support for SSE5 conditional move.
4355 (sse5_pcmov_<mode>): Ditto.
4357 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4359 (SSEMODEF2P): Ditto.
4360 (ssemodesuffixf4): New mode attribute for SSE5.
4361 (ssemodesuffixf2s): Ditto.
4362 (ssemodesuffixf2c): Ditto.
4363 (sserotatemax): Ditto.
4364 (ssescalarmode): Ditto.
4365 (sse_maskcmpv4sf3): Disable if SSE5.
4366 (sse_maskcmpv2df3): Ditto.
4367 (sse_vmmaskcmpv4sf3): Ditto.
4368 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4369 (sse5_vmfmadd<mode>4): Ditto.
4370 (sse5_fmsub<mode>4): Ditto.
4371 (sse5_vmfmsub<mode>4): Ditto.
4372 (sse5_fnmadd<mode>4): Ditto.
4373 (sse5_vmfnmadd<mode>4): Ditto.
4374 (sse5_fnmsub<mode>4): Ditto.
4375 (sse5_vmfnmsub<mode>4): Ditto.
4376 (sse5i_fmadd<mode>4): Ditto.
4377 (sse5i_fmsub<mode>4): Ditto.
4378 (sse5i_fnmadd<mode>4): Ditto.
4379 (sse5i_fnmsub<mode>4): Ditto.
4380 (sse5i_vmfmadd<mode>4): Ditto.
4381 (sse5i_vmfmsub<mode>4): Ditto.
4382 (sse5i_vmfnmadd<mode>4): Ditto.
4383 (sse5i_vmfnmsub<mode>4): Ditto.
4384 (mulv16qi3): Add SSE5 support.
4386 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4387 (sse2_mulv4si3): Disable if SSE5.
4388 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4389 (sse4_1_roundps): Ditto.
4390 (sse4_1_roundsd): Ditto.
4391 (sse4_1_roundss): Ditto.
4392 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4394 (sse_maskcmpsf3): Ditto.
4395 (sse_vmmaskcmpv4sf3): Ditto.
4396 (sse2_maskcmpv2df3): Ditto.
4397 (sse2_maskcmpdf3): Ditto.
4398 (sse2_vmmaskcmpv2df3): Ditto.
4399 (sse2_eq<mode>3): Ditto.
4400 (sse2_gt<mode>3): Ditto.
4401 (sse5_pcmov_<mode>): Add SSE5 support.
4402 (vec_unpacku_hi_v16qi): Ditto.
4403 (vec_unpacks_hi_v16qi): Ditto.
4404 (vec_unpacku_lo_v16qi): Ditto.
4405 (vec_unpacks_lo_v16qi): Ditto.
4406 (vec_unpacku_hi_v8hi): Ditto.
4407 (vec_unpacks_hi_v8hi): Ditto.
4408 (vec_unpacku_lo_v8hi): Ditto.
4409 (vec_unpacks_lo_v8hi): Ditto.
4410 (vec_unpacku_hi_v4si): Ditto.
4411 (vec_unpacks_hi_v4si): Ditto.
4412 (vec_unpacku_lo_v4si): Ditto.
4413 (vec_unpacks_lo_v4si): Ditto.
4414 (sse5_pmacsww): New SSE5 intrinsic insn.
4415 (sse5_pmacssww): Ditto.
4416 (sse5_pmacsdd): Ditto.
4417 (sse5_pmacssdd): Ditto.
4418 (sse5_pmacssdql): Ditto.
4419 (sse5_pmacssdqh): Ditto.
4420 (sse5_pmacsdqh): Ditto.
4421 (sse5_pmacsswd): Ditto.
4422 (sse5_pmacswd): Ditto.
4423 (sse5_pmadcsswd): Ditto.
4424 (sse5_pmadcswd): Ditto.
4425 (sse5_pcmov_<move>): Conditional move support on SSE5.
4426 (sse5_phaddbw): New SSE5 intrinsic insn.
4427 (sse5_phaddbd): Ditto.
4428 (sse5_phaddbq): Ditto.
4429 (sse5_phaddwd): Ditto.
4430 (sse5_phaddwq): Ditto.
4431 (sse5_phadddq): Ditto.
4432 (sse5_phaddubw): Ditto.
4433 (sse5_phaddubd): Ditto.
4434 (sse5_phaddubq): Ditto.
4435 (sse5_phadduwd): Ditto.
4436 (sse5_phadduwq): Ditto.
4437 (sse5_phaddudq): Ditto.
4438 (sse5_phsubbw): Ditto.
4439 (sse5_phsubwd): Ditto.
4440 (sse5_phsubdq): Ditto.
4441 (sse5_pperm): Ditto.
4442 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4443 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4444 (sse5_pperm_sign_v8hi_v4si): Ditto.
4445 (sse5_pperm_zero_v8hi_v4si): Ditto.
4446 (sse5_pperm_sign_v4si_v2di): Ditto.
4447 (sse5_pperm_sign_v4si_v2di): Ditto.
4448 (sse5_pperm_pack_v2di_v4si): Ditto.
4449 (sse5_pperm_pack_v4si_v8hi): Ditto.
4450 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4451 (sse5_perm<mode>): New SSE5 intrinsic insn.
4452 (rotl<mode>3): Ditto.
4453 (sse5_rotl<mode>3): Ditto.
4454 (sse5_ashl<mode>3): Ditto.
4455 (sse5_lshl<mode>3): Ditto.
4456 (sse5_frcz<mode>2): Ditto.
4457 (sse5s_frcz<mode>2): Ditto.
4458 (sse5_cvtph2ps): Ditto.
4459 (sse5_cvtps2ph): Ditto.
4460 (sse5_vmmaskcmp<mode>3): Ditto.
4461 (sse5_com_tf<mode>3): Ditto.
4462 (sse5_maskcmp<mode>3): Ditto.
4463 (sse5_maskcmp_uns<mode>3): Ditto.
4464 (sse5_maskcmp_uns2<mode>3): Ditto.
4465 (sse5_pcom_tf<mode>3): Ditto.
4467 * config/i386/predicates.md (sse5_comparison_float_operator):
4468 New predicate to match the comparison operators supported by
4469 the SSE5 com instruction.
4470 (ix86_comparison_int_operator): New predicate to match just the
4471 signed int comparisons.
4472 (ix86_comparison_uns_operator): New predicate to match just the
4473 unsigned int comparisons.
4475 * doc/invoke.texi (-msse5): Add documentation.
4476 (-mfused-madd): Ditto.
4478 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4480 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4482 (x86_64-*-*): Ditto.
4484 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4486 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4487 intrinisics for SSE5.
4489 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4492 * config/i386/mmintrin-common.h: New file, to contain common
4493 instructions between SSE4.1 and SSE5.
4495 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4496 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4497 (gen_regparm_prefix): Ditto.
4499 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4500 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4501 prototype_p to determine if a function is prototyped.
4503 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4505 * c-common.c (c_common_reswords) add the alignof keyword,
4506 with same RID as __alignof and __alignof__
4508 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4510 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4511 * hooks.c (hook_bool_const_int_const_int_true): New function.
4512 * target.h (struct gcc_target): Add can_eliminate field.
4513 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4514 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4515 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4516 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4517 (elim_table): Revise comment.
4518 * system.h (CAN_ELIMINATE): Poison.
4519 * defaults.h (CAN_ELIMINATE): Remove.
4520 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4522 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4523 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4525 (alpha_vms_can_eliminate): Declare as static, change return type to
4527 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4529 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4530 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4531 (arm_can_eliminate): New function.
4533 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4534 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4535 (avr_can_eliminate): Declare as static.
4536 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4538 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4539 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4540 (bfin_can_eliminate): New function.
4542 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4543 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4544 (crx_can_eliminate): New function.
4546 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4547 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4548 (fr30_can_eliminate): New function.
4550 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4551 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4552 (frv_can_eliminate): New function.
4554 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4555 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4556 (h8300_can_eliminate): New function.
4558 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4559 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4560 (i386_can_eliminate): Declare as static, change return type to bool.
4561 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4563 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4564 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4565 (ia64_can_eliminate): New function.
4567 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4568 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4569 (iq2000_can_eliminate): New function.
4571 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4572 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4573 (m32r_can_eliminate): New function.
4575 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4576 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4577 (m68hc11_can_eliminate): New function.
4579 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4580 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4581 (m68k_can_eliminate): New function.
4583 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4584 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4585 (mep_can_eliminate): New function.
4587 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4588 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4589 (mips_can_eliminate): New function.
4591 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4592 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4593 (rs6000_can_eliminate): New function.
4595 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4596 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4597 (s390_can_eliminate): Declare as static.
4598 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4600 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4601 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4602 (score_can_eliminate): New function.
4604 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4605 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4606 (sparc_can_eliminate): Declare as static.
4607 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4609 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4610 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4611 (xstormy16_can_eliminate): New function.
4613 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4614 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4615 (v850_can_eliminate): New function.
4617 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4619 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4620 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4621 (*movdfcc_ext[1234]): Disable for IEEE mode.
4623 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4625 * gimplify.c (prepare_gimple_addressable): New static function.
4626 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4628 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4629 manually fiddling with it.
4631 2009-08-25 Michael Matz <matz@suse.de>
4633 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4634 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4636 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4637 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4638 (do_jump): Split out code for simple binary comparisons into ...
4639 (do_jump_1): ... this, taking the individual operands and code.
4640 Change callers to helper function above accordingly.
4641 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4644 2009-08-25 Michael Matz <matz@suse.de>
4646 * expr.h (struct separate_ops, sepops): New type for passing
4647 around an exploded simple expression.
4648 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4649 Use this structure instead of expression tree.
4650 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4651 expression, only its type.
4652 (expand_vec_cond_expr): Take type and individual operands instead
4654 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4655 expand_vec_shift_expr): Change prototype accordingly.
4656 * tree-vect-stmts.c (vectorizable_condition): Change call of
4657 expand_vec_cond_expr_p to pass only type.
4658 * expr.c (do_store_flags): Change prototype and implementation
4659 to take an exploded expression.
4660 (expand_expr_real_1): New local ops initialized with details
4661 of the full expression. Use it instead of full
4662 expression in calls to do_store_flags, expand_vec_cond_expr,
4663 expand_widen_pattern_expr and expand_vec_shift_expr.
4665 2009-08-25 Michael Matz <matz@suse.de>
4667 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4668 treeop2 initialized with first three operands of the full expression.
4669 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4671 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4673 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4674 (__gthread_objc_condition_allocate): Mark arguments as unused.
4675 (__gthread_objc_condition_deallocate): Likewise.
4676 (__gthread_objc_condition_wait): Likewise.
4677 (__gthread_objc_condition_broadcast): Likewise.
4678 (__gthread_objc_condition_signal): Likewise.
4679 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4680 (__gthread_objc_thread_id): Likewise.
4682 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4685 * tree-pretty-print.c (print_call_name): Print the correct call name
4686 for procedure pointer components.
4688 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4690 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4691 default_promote_function_mode when not VMS.
4693 2009-08-24 Olivier Hainque <hainque@adacore.com>
4695 * convert.c (convert_to_integer): Don't assume an input pointer is
4696 POINTER_SIZE wide. Fetch from the type instead.
4698 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4700 * configure.ac (AC_PREREQ): Bump to 2.64.
4702 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4704 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4705 (process_command): Don't search standard_exec_prefix_1 and
4706 standard_exec_prefix_2.
4708 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4710 * config/arm/arm.c (output_return_instruction): Handle for
4713 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4715 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4717 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4719 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4720 (*arm_movdf_vfp): Likewise.
4722 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4724 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4725 (vashr<mode>3): Rename from ashr<mode>3.
4726 (vlshr<mode>3): Rename from lshr<mode>3.
4728 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4731 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4732 (check_format_info_main): Use scalar_identify_flag.
4733 (check_format_types): Check for scalar size identity if
4734 scalar_identify_flag is set.
4735 (printf_length_specs): Extend by new field.
4736 (asm_fprintf_length_specs): Likewise.
4737 (gcc_diag_length_specs): Likewise.
4738 (scanf_length_specs): Likewise.
4739 (strfmon_length_specs): Likewise.
4740 (gcc_gfc_length_specs): Likewise.
4741 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4742 (ms_printf_flag_specs): Likewise.
4743 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4745 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4748 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4749 (*call_value_pop_1): Ditto.
4750 (*sibcall_pop_1): New insn pattern.
4751 (*sibcall_value_pop_1): Ditto.
4753 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4756 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4759 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4762 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4763 (get_reg_use_in): New function.
4764 (forward_propagate_subreg): Propagate through subreg of zero_extend
4767 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4769 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4770 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4772 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4774 * configure.ac: Remove --with-datarootdir, --with-docdir,
4775 --with-htmldir switches. No need to call AC_SUBST for
4776 datarootdir, docdir, htmldir any more.
4777 * configure: Regenerate.
4778 * doc/install.texi (Configuration): Document --datarootdir,
4779 --docdir, --htmldir, --pdfdir; update documentation for
4780 --infodir, --mandir.
4781 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4784 * aclocal.m4: Regenerate.
4785 * config.in: Regenerate.
4786 * configure: Regenerate.
4788 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4789 Olivier Hainque <hainque@adacore.com>
4791 * config/ia64/ia64.c: Include libfuncs.h.
4792 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4793 (ia64_expand_call): Use reg 25 on VMS.
4794 (ia64_initialize_trampoline): Fix for VMS ABI.
4795 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4796 (ia64_function_arg): Initialize reg 25 on VMS.
4797 Fix OpenVMS ABI issues for varargs.
4798 For OpenVMS, emit the Argument Information register set in the
4799 incoming/sibcall case as well.
4800 (ia64_arg_type): New function.
4801 (ia64_function_arg_advance): Keep track of cum->words.
4802 Fix OpenVMS ABI issues for varargs.
4803 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4804 (ia64_override_options): Set flag_no_common on VMS.
4805 (ia64_init_builtins): Disable FWRITE builtin.
4806 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4807 (ia64_vms_init_libfuncs): Add decc$ routines.
4808 (ia64_vms_valid_pointer_mode): New function.
4809 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4810 (ia64_promote_function_mode): New function
4811 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4812 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4813 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4814 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4815 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4816 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4817 Suppress trailing '#' if VALUE is numeric.
4818 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4819 ia64_promote_function_mode.
4820 (TARGET_VALID_POINTER_MODE): Define.
4822 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4825 * config/rs6000/rs6000.c (rs6000_override_options): Use
4826 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4829 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4830 reporting of vector + decimal/boolean/complex error.
4832 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4834 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4835 __vector double TYPE_DECL.
4837 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4839 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4840 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4841 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4842 to pointer to enum machine_mode. Update all callers as needed.
4844 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4846 * config/alpha/alpha.md (exception_receiver): Emit alternative
4847 GP load sequence if flag_reorder_blocks_and_partition is set.
4848 (*exception_receiver_2): Also enable when
4849 flag_reorder_blocks_and_partition is set.
4851 2009-08-20 Matt Rice <ratmice@gmail.com>
4852 Diego Novillo <dnovillo@google.com>
4854 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4857 2009-08-20 Richard Guenther <rguenther@suse.de>
4859 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4860 * c-tree.h (c_dup_lang_specific_decl): Remove.
4861 (struct lang_decl, struct lang_type): Move definitions ...
4862 * c-lang.h: ... here. New file.
4863 * c-decl.c: Include c-lang.h.
4864 (c_dup_lang_specific_decl): Remove.
4865 * c-typeck.c: Include c-lang.h.
4866 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4867 (c-typeck.o): Likewise.
4868 * c-config-lang.in (gtfiles): Add c-lang.h.
4869 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4872 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4874 * config/alpha/alpha.c (alpha_end_function): Do not clear
4875 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4876 this is now handled in generic code.
4878 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4880 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4881 (s390_z10_fix_long_loop_prediction): New function.
4882 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4883 (s390_reorg): Walk over the INSNs and invoke
4884 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4886 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4888 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4889 "*brx_64bit", "*brx_31bit"): New patterns.
4890 * config/s390/s390.c ('E'): New output modifier.
4892 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4893 Richard Earnshaw <richard.earnshaw@arm.com>
4895 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4896 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4898 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4900 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4902 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4903 for mode mode of operand0 when doing secondary reload for SAR.
4905 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4908 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4909 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4911 2009-08-19 Jason Merrill <jason@redhat.com>
4913 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4914 supported template depth in C++0x.
4916 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4918 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4919 free_after_compilation.
4920 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4921 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4922 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4923 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4924 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4925 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4926 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4928 2009-08-19 Ian Lance Taylor <iant@google.com>
4930 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4931 of (plus (mult (neg B) C) A).
4933 2009-08-18 Michael Matz <matz@suse.de>
4935 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4936 instead of comparing TYPE_MAIN_VARIANT for equality.
4937 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4938 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4939 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4940 * gimplify.c (goa_lhs_expr_p): Ditto and use
4941 STRIP_USELESS_TYPE_CONVERSION.
4943 2009-08-18 Michael Matz <matz@suse.de>
4945 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4946 first field in a struct.
4947 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4949 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4951 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4952 locators before emit_insn is called. Remove assert that
4954 (alpha_end_function): Clear crtl->emit structure and free insn
4955 locators if cfun->is_thunk is true.
4957 2009-08-18 Jason Merrill <jason@redhat.com>
4959 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4961 * configure.ac: Test for it.
4962 * configure, config.in: Regenerate.
4963 * doc/install.texi: Document --enable-gnu-unique-object.
4965 2009-08-18 Richard Guenther <rguenther@suse.de>
4968 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4969 pow(x,y*z) only if x is nonnegative.
4971 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4973 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4977 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4978 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4980 2009-08-17 DJ Delorie <dj@redhat.com>
4982 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4983 * config/m32c/prologue.md (epilogue_freit): New.
4985 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4986 (bank_switch_p): Likewise.
4987 (fast_interrupt_p): Likewise.
4988 (interrupt_p): Likewise.
4989 (m32c_conditional_register_usage): Round memregs size up.
4990 (need_to_save): We only need to save $a0 when we use ENTER.
4991 (interrupt_p): Check for fast_interrupt too.
4992 (bank_switch_p): New.
4993 (fast_interrupt_p): New.
4994 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4995 (m32c_emit_prolog): Support bank switching and fast interrupts.
4996 * doc/extend.texi (Function Attributes): Add bank_switch and
4999 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5001 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5002 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5004 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5006 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5007 (menu): Add IA-64/VMS Options.
5008 (IA-64/VMS Options): Likewise.
5010 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5013 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5015 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5017 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5018 (mips_pop_asm_switch): Likewise.
5019 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5021 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5022 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5023 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5024 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5025 instead of set_noreorder.
5026 (mips_output_function_prologue): Use the new functions.
5027 (mips_output_function_epilogue): Likewise.
5028 (mips_need_noat_wrapper_p): New function, split out from...
5029 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5030 Use mips_push_asm_switch and mips_pop_asm_switch.
5031 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5032 and mips_pop_asm_switch.
5033 (ASM_OUTPUT_REG_POP): Likewise.
5034 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5035 Use mips_pop_asm_switch.
5036 (mips_asm_switch): New structure.
5037 (set_noreorder, set_nomacro): Replace with...
5038 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5039 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5040 instead of set_nomacro.
5041 (fix_truncsfsi2_macro): Likewise.
5042 (cprestore): Likewise.
5043 (hazard): Use mips_noreorder instead of set_noreorder.
5044 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5046 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5048 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5049 from prev_active_insn.
5051 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5053 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5054 * config/avr/avr.c (avr_override_options): Initialize
5055 avr_current_arch variable.
5056 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5057 __AVR_HAVE_16BIT_SP__ according to the device type.
5058 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5060 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5061 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5063 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5066 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5067 generating inlined subroutine die only. We shouldn't be
5068 called for anything else.
5069 (gen_block_die): Don't generate inline subroutine debug info for
5072 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5074 * graphite-poly.c (print_pbb): Print PBB index.
5076 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5079 * graphite-interchange.c (ppl_max_for_le): Moved...
5080 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5081 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5082 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5083 * graphite-ppl.h (ppl_max_for_le): Declared.
5085 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5087 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5088 supported on all platforms.
5089 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5090 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5091 * c-pragma.c: Likewise.
5092 * target-def.h (TARGET_INITIALIZER): Remove
5093 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5094 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5096 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5098 * config/ia64/fde-vms.c: New file.
5099 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5100 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5101 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5102 (uw_frame_state_for): Only register a personality routine if it is
5103 known to be compatible with our expectations.
5104 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5105 Declare unw_table_entry stack variable and
5106 mod all calls to _Unwind_FindTableEntry to add arg.
5107 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5108 (_Unwind_FindTableEntry): Add arg to prototype.
5110 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5112 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5113 field 'signal_pfs_loc'.
5114 (uw_frame_state_for): Remove duplicate code dealing with leaf
5115 procedures without unwind info.
5116 If in the frame after unwinding through a signal handler, restore
5117 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5118 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5119 'pfs_loc' to the AR.PFS location in the signal context; instead
5120 set 'signal_pfs_loc'.
5121 Manually generate the unwind info for the AR.PFS register.
5122 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5123 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5124 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5125 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5126 instead set 'signal_pfs_loc'.
5127 Remove code preventing the AR.PFS register from being restored
5128 from the signal context.
5130 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5131 Tristan Gingold <gingold@adacore.com>
5133 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5134 * config/ia64/t-vms: New file.
5135 * config/ia64/vms64.h: New file.
5136 * config/ia64/vms.h: New file.
5137 * config/ia64/vms-crtinit.asm: New file.
5138 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5139 * config/ia64/vms-unwind.h: New file.
5141 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5143 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5146 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5149 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5151 * real.h (do_mpc_arg2): ... here.
5152 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5155 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5157 * final.c (add_debug_prefix_map): Don't use GC memory for
5158 old_prefix and new_prefix.
5160 2009-08-14 Richard Guenther <rguenther@suse.de>
5162 * ipa-prop.c (compute_complex_pass_through): If we cannot
5163 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5165 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5167 * c-lex.c (c_lex_with_flags): Increase size of local variable
5168 to avoid memory clobber.
5170 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5173 * config/i386/i386.c (ix86_fp_comparison_strategy):
5174 Only enable/disable sahf at function granularity.
5176 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5178 PR rtl-optimization/41064
5179 * reload1.c (reload_as_needed): Don't call extract_insn
5180 for known invalid replacements after calling
5181 validate_replace_rtx_group and verify_changes.
5183 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5186 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5187 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5188 ix86_expand_fp_vcond.
5189 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5190 Assert that operation is supported by ix86_expand_int_vcond.
5191 (vcondu<SSEMODE124C8:mode>): Ditto.
5193 2009-08-13 DJ Delorie <dj@redhat.com>
5195 * config/i386/djgpp-stdint.h: New.
5196 * config.gcc (djgpp): Use it.
5198 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5200 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5201 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5203 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5205 * tree-ssa-loop-prefetch.c
5206 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5207 for long-stride pruning.
5208 (compute_miss_rate): New function to compute the probability
5209 that two memory references access different cache lines.
5211 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5213 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5215 2009-08-13 Richard Guenther <rguenther@suse.de>
5218 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5219 use the constant pointer type.
5220 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5221 of CV qualifiers on the target pointer type.
5222 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5223 conversion check before restrict check.
5225 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5228 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5230 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5232 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5234 2009-08-12 Richard Guenther <rguenther@suse.de>
5236 PR tree-optimization/41011
5237 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5238 and reference constructing.
5240 2009-08-12 Xinliang David Li <davidxl@google.com>
5242 PR tree-optimization/41012
5243 * tree-flow.h : New external interface.
5244 * gimple-low.c (check_call_arg): Change to public function.
5245 Remove argument mismatch check in lowering.
5246 * tree-inline.h (tree_can_inline_p): Interface change.
5247 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5249 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5250 Call change to tree_can_inline_p function.
5251 (cgraph_decide_inlining_incrementally): Ditto.
5253 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5255 PR tree-optimization/41031
5256 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5257 on the partition variable rather than promote_mode on the source
5258 type. Assert that the partition variable's type has the same
5259 mode as the source value's.
5261 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5263 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5264 for for_return == 2.
5265 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5267 * calls.c (expand_call): Fix typo.
5268 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5270 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5272 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5273 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5274 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5275 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5277 2009-08-12 Andrew Haley <aph@redhat.com>
5279 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5281 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5284 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5286 2009-08-12 Richard Guenther <rguenther@suse.de>
5288 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5289 * gimplify.c (gimplify_modify_expr): Do not use
5290 lang_hooks.types_compatible_p.
5291 * tree-ssa.c (useless_type_conversion_p): For aggregates
5292 just return false if the canonical types differ.
5294 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5297 * sese.c (convert_for_phi_arg): New.
5298 (add_guard_exit_phis): Use convert_for_phi_arg.
5300 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5302 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5303 unknown subscript upper bounds.
5305 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5306 Pranav Garg <pranav.garg2107@gmail.com>
5308 * graphite-interchange.c (gather_access_strides): Removed.
5309 (ppl_max_for_le): New.
5310 (build_linearized_memory_access): New.
5311 (memory_stride_in_loop): New.
5312 (pbb_interchange_profitable_p): Reimplemented.
5313 * graphite-ppl.h (ppl_new_id_map): New.
5314 (ppl_interchange): New.
5316 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5318 * graphite-interchange.c (compute_subscript): Removed.
5319 (compute_array_size_cstr): Removed.
5320 (compute_array_size_poly): Removed.
5321 (compute_array_size): Removed.
5322 (gather_access_strides_poly): Removed.
5323 (gather_access_strides): Empty.
5325 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5327 * graphite-dependences.c (dependence_polyhedron_1): Replace
5328 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5329 (graphite_legal_transform_dr): Same.
5330 (graphite_carried_dependence_level_k): Same.
5331 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5332 Initialize PDR_NB_SUBSCRIPTS.
5333 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5335 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5336 (PDR_NB_SUBSCRIPTS): New.
5337 (pdr_nb_subscripts): Removed.
5338 (pdr_dim): Simplified.
5339 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5340 with PDR_NB_SUBSCRIPTS.
5342 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5344 * graphite-interchange.c (compute_array_size): Remove use of
5346 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5347 Do not initialize PDR_DATA_CONTAINER.
5348 (print_pdr): Do not print PDR_DATA_CONTAINER.
5349 * graphite-poly.h (struct poly_dr): Remove data_container field.
5350 (PDR_DATA_CONTAINER): Removed.
5351 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5353 (build_poly_dr): Same.
5355 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5356 Sebastian Pop <sebastian.pop@amd.com>
5358 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5359 copy of the dependence polyhedron. Free the temporary objects.
5360 (graphite_carried_dependence_level_k): Free unused objects before
5363 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5364 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5365 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5366 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5367 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5369 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5371 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5372 Early return without analyzing the data dependences if no
5373 transform has been done. Call restore_scattering if the transform
5375 (graphite-interchange.c): Same.
5376 * graphite-poly.c (print_scattering_function): Test for
5378 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5379 (apply_poly_transforms): Do not gcc_assert that
5380 the transform is legal.
5381 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5382 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5383 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5384 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5385 * graphite-poly.h (struct poly_scattering): New.
5386 (struct poly_bb): Add original, transformed, and saved fields.
5387 Remove transformed_scattering, original_scattering,
5388 nb_local_variables and nb_scattering_transform fields.
5389 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5390 (poly_scattering_new): New.
5391 (poly_scattering_free): New.
5392 (poly_scattering_copy): New.
5393 (store_scattering_pbb): New.
5394 (store_scattering): New.
5395 (restore_scattering_pbb): New.
5396 (restore_scattering): New.
5397 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5398 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5400 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5402 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5405 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5407 * Makefile.in (graphite.o): Depends on PREDICT_H.
5408 * graphite.c: Include predict.h.
5409 (graphite_finalize): Call tree_estimate_probability.
5410 * predict.c (predict_loops): Do not call scev_initialize and
5412 (tree_estimate_probability_bb): New.
5413 (tree_estimate_probability): Do not initialize loops: move that
5414 code to the driver. Call tree_estimate_probability_bb.
5415 (tree_estimate_probability_driver): New.
5416 (pass_profile): Use tree_estimate_probability_driver.
5417 * predict.h (tree_estimate_probability): Declared.
5419 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5421 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5422 * graphite-dependences.c (graphite_legal_transform): Add time to
5423 TV_GRAPHITE_DATA_DEPS.
5424 (dependency_between_pbbs_p): Same.
5425 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5427 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5429 PR rtl-optimization/41033
5430 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5431 aliasing is disabled.
5433 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5435 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5436 si_mask_operand, and_load_operand, low_bitmask_operand,
5437 and_reg_operand, and_operand): New predicates.
5438 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5439 * config/mips/mips.c (and_operands_ok): New function.
5440 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5441 * config/mips/mips.md (move_type): Add ext_ins and logical.
5442 (type): Handle them.
5443 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5444 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5445 shift_shift. Remove commutative constraint modifier.
5446 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5448 (*clear_upper32_dext): Remove define_insn_and_split.
5449 (*clear_upper32): Turn this define_insn_and_split ...
5450 (splitter for ANDing register with 0xffff_ffff): .. into this.
5452 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5454 * combine.c (try_widen_shift_mode): Factor out code to check if an
5455 integer constant is a low-order bitmask from here ...
5456 * rtlanal.c (low_bitmask_len): ... to here.
5457 * rtl.h (low_bitmask_len): Declare.
5459 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5462 * config/alpha/alpha.md (addsi3): Remove expander.
5463 (addsi3): Rename from *addsi3_internal insn pattern.
5464 (subsi3): Remove expander.
5465 (subsi3): Rename from *subsi3_internal insn pattern.
5467 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5469 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5472 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5473 Eric Botcazou <botcazou@adacore.com>
5474 Douglas B Rupp <rupp@gnat.com>
5476 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5477 that records that fit in 64 bits are returned by immediate value,
5478 as required by OpenVMS Calling Standard.
5479 (function_value): Adjust for above modification.
5480 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5481 virtual_incoming_args_rtx as base object, not next_arg.
5482 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5484 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5486 * reload.c (find_reloads_subreg_address): Check the original
5487 req_equiv_mem address to detect the case where an address is
5488 not valid in the outer mode.
5490 2009-08-11 Richard Guenther <rguenther@suse.de>
5493 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5495 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5497 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5498 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5500 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5501 Douglas B Rupp <rupp@gnat.com>
5503 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5504 PT_STACK when frame_pointer_needed on OpenVMS.
5505 (alpha_pv_save_size, alpha_using_fp): Remove.
5506 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5507 with proper processing for PT_NULL.
5508 (alpha_vms_initial_elimination_offset): New function. Support for
5509 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5510 (alpha_sa_size): Force procedure type to PT_STACK when
5511 frame_pointer_needed on OpenVMS.
5512 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5513 (alpha_using_fp): Likewise.
5514 (alpha_vms_can_eliminate): Add prototype.
5515 (alpha_vms_initial_elimination_offset): Likewise.
5516 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5517 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5519 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5520 Douglas B Rupp <rupp@gnat.com>
5522 * config/alpha/alpha.c (common_object_handler): New function.
5523 (vms_attribute_table): Declare a single attribute "common_object".
5524 (vms_output_aligned_decl_common): New global function.
5525 (SECTION_VMS_OVERLAY): Delete.
5526 (SECTION_VMS_GLOBAL): Likewise.
5527 (SECTION_VMS_INITIALIZE): Likewise.
5528 (vms_asm_named_section): Remove support for above flags.
5529 (vms_section_type_flags): Delete.
5530 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5531 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5532 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5533 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5535 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5538 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5539 (sub_ddmmss): Likewise.
5541 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5544 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5547 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5550 * reload1.c (reload_as_needed): Use cancel_changes to completely
5551 undo a failed replacement attempt.
5553 2009-08-10 Richard Guenther <rguenther@suse.de>
5556 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5557 (useless_type_conversion_p): ... here. Require pointer targets
5560 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5563 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5564 loose the original type of the statement list.
5566 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5568 * config/alpha/alpha.c: Include libfuncs.h
5569 (avms_asm_output_extern): New function.
5570 (alpha_init_libfuncs): Init some decc libfuncs.
5571 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5572 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5573 (DO_CRTL_NAMES): Define.
5575 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5576 (LONG_TYPE_SIZE): Define.
5577 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5578 (SUBTARGET_SWITCHES): Define malloc64 switch.
5579 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5580 (MASK_RETURN_ADDR): Define.
5581 doc/invoke.texi (mmalloc64): Document switch.
5583 2009-08-09 Olivier Hainque <hainque@adacore.com>
5584 Douglas B Rupp <rupp@gnat.com>
5586 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5587 uses_condition_handler.
5588 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5589 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5590 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5591 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5592 (code_for_builtin): New insn codes for the new alpha_builtins.
5593 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5594 (alpha_sa_size): Account for uses_condition_handler.
5595 (alpha_expand_prologue): Likewise.
5596 (alpha_start_function): Likewise.
5597 (alpha_expand_epilogue): Likewise.
5598 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5599 establish/revert expanders.
5600 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5601 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5602 New expander, resorting to the alpha.c associated function.
5603 (builtin_revert_vms_condition_handler): Likewise.
5604 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5605 __gcc_shell_handler, the static VMS condition handler used as
5606 an indirection wrapper to the current dynamically established
5608 * config/alpha/vms-unwind.h: Complete rewrite.
5609 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5610 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5612 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5613 Douglas B Rupp <rupp@gnat.com>
5615 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5616 (alpha_need_linkage): Handle aliases. Return function symbol.
5617 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5618 Use ultimate alias target for the linkage name.
5619 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5620 by alpha_need_linkage for the function symbol.
5621 (setmemdi): Likewise.
5623 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5625 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5626 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5627 (ASM_WEAKEN_LABEL): Define.
5628 (CRT_CALL_STATIC_FUNCTION): Define.
5629 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5630 (ENDFILE_SPEC): Define.
5631 (INIT_SECTION_ASM_OP): Define.
5632 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5633 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5635 (MULTILIB_OSDIRNAMES): Define.
5636 (shlib_version): Define.
5637 (SHLIB_EXT): Define.
5638 (SHLIB_OBJS): Define.
5639 (SHLIB_NAME): Define.
5640 (SHLIB_MULTILIB): Define.
5641 (SHLIB_INSTALL): Define.
5642 (SHLIB_SYMVEC): Define.
5643 (SHLIB_SYMVECX2): Define.
5644 (SHLIB_LINK): Define.
5646 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5648 * config/alpha/alpha.c (alpha_initialize_trampoline):
5649 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5650 (alpha_start_function): Emit transfer address on nested functions
5651 for VMS trampoline call.
5652 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5653 since no longer used.
5654 * config/alpha/vms-tramp.asm: Remove.
5655 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5656 since now only data initialized at runtime.
5658 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5660 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5661 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5662 (MD_EXEC_PREFIX): Remove, no longer used.
5663 (MD_STARTFILE_PREFIX): Likewise.
5664 (INCLUDE_DEFAULTS): Likewise.
5665 * config/alpha/t-vms:
5666 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5668 2009-08-09 Richard Guenther <rguenther@suse.de>
5670 PR tree-optimization/41016
5671 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5672 (operand_precision): Remove.
5673 (integral_operand_p): Likewise.
5674 (recognize_single_bit_test): Adjust.
5676 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5678 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5679 operation overflows. Likewise non-cast unary arithmetic.
5680 If one arm of a conditional expression is always taken,
5681 inhibit evaluation warnings for the other arm. Likewise inhibit
5682 evaluation warnings for the second && or || operand if the first
5683 operand is enough to determine the result.
5684 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5686 (build_binary_op): Prevent duplicate evaluation warnings.
5688 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5690 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5691 and destination have different modes, Use promote_mode to
5692 determine the signedness of the conversion. Assert that the
5693 promoted source mode matches the destination mode. Don't pass
5694 the destination and destination mode to expand_expr if the source
5695 mode is different. Simplify conversion logic.
5697 2009-08-09 Ira Rosen <irar@il.ibm.com>
5699 PR tree-optimization/41008
5700 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5701 from condition only in case it's a comparison. Adjust checks.
5703 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5705 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5706 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5707 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5708 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5709 (dump_cand): Handle them.
5710 (struct iv_cand): New members COST_STEP and AINC_USE.
5711 (stmt_after_increment): Likewise.
5712 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5713 callers changed. Use gimple_uid comparison instead of scanning.
5714 (add_candidate_1): When looking for identical candidates, take
5715 AINC_USE into account. Set it for new candidates.
5716 (force_expr_to_var_cost): Cast target_spill_cost to int.
5717 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5718 All callers changed. Check for availability of autoinc addressing
5719 modes, both in general for a given mode, and in the specific use case.
5720 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5722 (get_computation_cost): Likewise.
5723 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5724 add_autoinc_candidates): New static functions.
5725 (add_candidate): Call add_autoinc_candidates for candidates based on
5727 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5728 (determine_use_iv_cost_address): If we have an autoinc candidate at
5729 the matching use, verify autoinc is possible and subtract the cost
5730 of the candidate's step from the cost.
5731 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5732 member of the candidate.
5733 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5734 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5736 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5738 * config.build (ia64-hp-*vms*): New target.
5739 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5741 * config.gcc (ia64-hp-*vms*): New target.
5742 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5744 * config.host (ia64-hp-*vms*): New target.
5745 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5748 2009-08-08 Richard Guenther <rguenther@suse.de>
5750 PR tree-optimization/40991
5751 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5753 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5755 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5756 mode check. Do truncations in an integer mode.
5757 (force_to_mode): Handle subregs for all mode types. Only do
5758 arithmetic simplifications on integer modes.
5760 2009-08-07 Richard Guenther <rguenther@suse.de>
5762 PR tree-optimization/40999
5763 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5764 (maybe_fold_reference): Lookup constant initializers.
5765 (fold_gimple_assign): Likewise.
5767 2009-08-07 Richard Guenther <rguenther@suse.de>
5769 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5770 that require structural equality defer to the langhook.
5772 2009-08-07 Martin Jambor <mjambor@suse.cz>
5774 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5776 (struct ipa_pass_through_data): New type.
5777 (struct ipa_ancestor_jf_data): New type.
5778 (union jump_func_value): Removed field formal_id, added fields
5779 pass_through and ancestor.
5780 (struct ipa_param_call_note): Changed type of formal_id to int from
5782 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5783 operations jump functions and ancestor jump functions.
5784 (compute_complex_pass_through): New function.
5785 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5786 reflect changes in the jump function strucutre.
5787 (update_jump_functions_after_inlining): Ignore complex pass-through
5788 and ancestor jump functions.
5789 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5790 polynomial pass-through with operation jump functions.
5792 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5794 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5795 fde->dw_fde_begin as begin label instead of hot/cold label.
5796 Use LLSDAC label instead of LLSDA for second section lsda.
5797 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5798 label instead of LLSDA if it is true.
5799 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5801 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5802 SECTION argument. Use it as index into crtl->eh.call_site_record
5804 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5805 use it to determine how to print table entries instead of using
5806 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5807 label instead of normal begin label as base.
5808 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5809 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5810 ensure no EH range spans between sections and that landing pads
5811 are always in the corresponding section.
5812 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5813 for crtl->eh.call_site_record being an array rather than scalar.
5814 (output_one_function_exception_table): New function, copied
5815 from output_function_exception_table. Adjust
5816 dw2_size_of_call_site_table, dw2_output_call_site_table
5817 callers. For SECOND section use *C suffixed labels.
5818 (output_function_exception_table): Call
5819 output_one_function_exception_table and, when doing hot/cold
5820 partitioning, also another time for the second section.
5821 * opts.c: Include except.h.
5822 (decode_options): Allow -freorder-blocks-and-partition with
5823 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5824 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5825 * function.h (struct rtl_eh): Change call_site_record from
5826 scalar into array of 2 elements.
5828 2009-08-07 Martin Jambor <mjambor@suse.cz>
5830 * ipa-prop.c (count_formal_params_1): New function.
5831 (ipa_get_vector_of_formal_parms): New function.
5832 (get_vector_of_formal_parm_types): New function.
5833 (ipa_modify_formal_parameters): New function.
5834 (ipa_modify_call_arguments): New function.
5835 (index_in_adjustments_multiple_times_p): New function.
5836 (ipa_combine_adjustments): New function.
5837 (ipa_dump_param_adjustments): New function.
5838 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5839 (ipa_get_vector_of_formal_parms): Declare.
5840 (ipa_modify_formal_parameters): Declare.
5841 (ipa_modify_call_arguments): Declare.
5842 (ipa_combine_adjustments): Declare.
5843 (ipa_dump_param_adjustments): Declare.
5844 (build_ref_for_offset): Declare.
5845 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5846 * tree-sra.c: Include ipa-prop.c.
5847 (build_ref_for_offset): Make public.
5849 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5851 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5853 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5855 * gcc/doc/extend.texi (__builtin_extract_return_address)
5856 (__builtin_frob_return_address): Document.
5858 2009-08-06 Paul Brook <paul@codesourcery.com>
5860 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5861 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5862 implementation on ARMv6-M.
5864 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5866 * doc/extend.texi (pcs): Document new attribute for ARM.
5868 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5870 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5873 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5875 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5878 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5880 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5882 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5884 Merge ARM/hard_vfp_branch to trunk.
5886 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5888 * arm.c (libcall_eq): New function.
5889 (libcall_hash): New function.
5890 (add_libcall): New function.
5891 (arm_libcall_uses_aapcs_base): New function.
5892 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5893 libcalls using the base PCS.
5894 (arm_init_cumulative_args): Likewise.
5896 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5898 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5899 Use base ABI for conversion libfuncs between HFmode and SFmode.
5901 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5903 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5904 V4SImode as representatives of all 64-bit and 128-bit vector
5905 types. Allow vector types without vector modes.
5906 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5907 without vector modes like BLKmode.
5908 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5909 BLKmode. Avoid unsupported vector modes or TImode moves for
5911 (aapcs_vfp_allocate_return_reg): Likewise.
5912 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5913 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5915 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5917 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5918 (arm_get_pcs_model): Pass attribute arguments to
5919 arm_pcs_from_attribute.
5920 (arm_init_cumulative_args): Use base AAPCS for conversions from
5921 floating-point types to DImode.
5922 (arm_attribute_table): Add pcs attribute.
5923 (arm_handle_pcs_attribute): New.
5924 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5925 conversions from floating-point types to DImode, also declare them
5926 to use base AAPCS and declare functions they call to use base
5927 AAPCS and their RTABI names.
5929 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5931 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5932 -mfloat-abi=hard not being supported for VFP.
5934 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5936 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5937 SYMBOL_REF to hard_libcall_value.
5939 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5940 Richard Earnshaw <rearnsha@arm.com>
5942 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5943 has been put on the stack, all remaining co-processory arguments for
5944 that co-processor also go on the stack.
5946 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5948 * config/arm/arm.c (arm_return_in_memory): Handle returning
5949 vectors of suitable size in registers also for AAPCS case.
5951 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5953 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5955 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5957 ARM Hard-VFP calling convention
5958 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5959 * target.h (gcc_target): Add libcall_value to table of call hooks.
5960 * targhooks.h (default_libcall_value): Default implementation.
5961 * targhooks.c (default_libcall_value): Likewise.
5962 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5963 * optabs.c (expand_unop): Use it.
5964 * expr.h (hard_libcall_value): Pass the function RTX through.
5965 * calls.c (emit_library_call_value_1): Update call to
5967 * explow.c (hard_libcall_value): Use new target hook.
5968 * testsuite/lib/target-supports.exp
5969 (check_effective_target_arm_hard_vfp_ok): New hook.
5970 (check_effective_target_arm_neon_ok): Improve test for neon
5972 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5973 * config/arm/arm.c: Include cgraph.h
5974 (TARGET_FUNCTION_VALUE): Override default hook.
5975 (arm_pcs_default): New variable.
5976 (arm_override_options): Don't fault hard calling convention with VFP.
5977 Add support for AAPCS variants.
5978 (arm_function_value): Make static. Handle AAPCS variants.
5979 (arm_libcall_value): New function.
5980 (arm_apply_result_size): Handle VFP registers in results.
5981 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5983 (pcs_attribute_args): New variable.
5984 (arm_pcs_from_attribute): New function.
5985 (arm_get_pcs_model): New function.
5986 (aapcs_vfp_cum_init): New function.
5987 (aapcs_vfp_sub_candidate): New function.
5988 (aapcs_vfp_is_return_candidate): New function.
5989 (aapcs_vfp_is_call_candidate): New function.
5990 (aapcs_vfp_allocate): New function.
5991 (aapcs_vfp_allocate_return_reg): New function.
5992 (aapcs_vfp_advance): New function.
5993 (aapcs_cp_arg_layout): New variable.
5994 (aapcs_select_call_coproc): New function.
5995 (aapcs_select_return_coproc): New function.
5996 (aapcs_allocate_return_reg): New function.
5997 (aapcs_libcall_value): New function.
5998 (aapcs_layout_arg): New function.
5999 (arm_init_cumulative_args): Initialize AAPCS args data.
6000 (arm_function_arg): Handle AAPCS variants using new interface.
6001 (arm_arg_parital_bytes): Likewise.
6002 (arm_function_arg_advance): New function.
6003 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6004 calling conventions.
6005 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6006 * arm.h (NUM_VFP_ARG_REGS): Define.
6007 (LIBCALL_VALUE): Update.
6008 (FUNCTION_VALUE): Delete.
6009 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6010 (arm_pcs): New enum.
6011 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6012 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6013 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6014 * arm-protos.h (arm_function_arg_advance): Add.
6015 (aapcs_libcall_value): Add.
6016 (arm_function_value): Delete.
6018 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6019 H.J. Lu <hongjiu.lu@intel.com>
6022 * config/i386/i386.c (standard_sse_mode_p): Remove.
6023 (standard_sse_constant_p): Return 2 for integer mode
6024 vector_all_ones_operand when SSE2 is enabled.
6025 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6026 (ix86_expand_vector_move): Do not check for negative values from
6027 standard_sse_constant_p.
6029 2009-08-06 Richard Guenther <rguenther@suse.de>
6031 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6032 array type comparisons frontend independent.
6033 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6034 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6035 out array reference lower bound and element size operands.
6036 (ao_ref_init_from_vn_reference): Properly compute the offset
6037 for ARRAY_RANGE_REF.
6038 (vn_reference_fold_indirect): Fill out array reference lower
6039 bound and element size operands.
6040 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6041 a non gimple valued reference operand which can happen for
6042 array reference lower bound or element size.
6043 (create_component_ref_by_pieces_1): Properly generate the
6044 element size operand for array references.
6046 2009-08-06 Richard Guenther <rguenther@suse.de>
6048 PR tree-optimization/40964
6049 * tree.c (iterative_hash_host_wide_int): Export.
6050 * tree.h (iterative_hash_host_wide_int): Declare.
6051 * tree-ssa-structalias.c (heapvar_map): New struct.
6052 (heapvar_map_eq): New function.
6053 (heapvar_map_hash): Likewise.
6054 (heapvar_lookup): Adjust.
6055 (heapvar_insert): Likewise.
6056 (make_constraint_from_heapvar): Allow multiple heap variables
6057 per decl at different offsets.
6058 (init_alias_heapvars): Adjust.
6060 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6062 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6063 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6064 trailing sync if TARGET_SYNC_AFTER_SC.
6066 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6068 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6069 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6070 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6071 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6072 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6073 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6074 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6075 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6076 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6077 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6078 the prototype declaration match the definition.
6079 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6080 instructions explicitly. Add barrier_before and operands
6082 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6083 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6084 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6085 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6086 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6087 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6089 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6091 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6093 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6094 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6097 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6100 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6102 PR rtl-optimization/40924
6103 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6104 make sure canon_rtx (mem_address) isn't simpler than
6105 canon_rtx (expanded_mem_address).
6107 2009-08-05 Li Feng <nemokingdom@gmail.com>
6109 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6111 (build_scop_drs): Build alias set for each SCoP.
6113 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6115 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6116 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6117 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6118 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6119 (BASE_DRIVER_SELF_SPECS): Likewise.
6121 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6123 * tree-ssa-alias.c: Fix some comment typos.
6125 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6127 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6128 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6130 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6133 * simplify-rtx.c (simplify_binary_operation_1): Disable
6134 simplifications for decimal float operations.
6136 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6139 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6140 operand of INDIRECT_REF.
6142 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6144 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6145 constants referencing TLS symbols.
6147 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6149 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6150 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6152 2009-08-03 Richard Guenther <rguenther@suse.de>
6154 * tree.c (make_vector_type): Build a main variant first,
6155 get the canonical one and then build the variant.
6156 * tree-ssa.c (useless_type_conversion_p_1): Handle
6158 (useless_type_conversion_p): Conversions to pointers to
6159 incomplete record types are useless.
6161 2009-08-03 Richard Guenther <rguenther@suse.de>
6163 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6164 file will be created.
6165 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6166 * toplev.c (compile_file): Adjust comment.
6168 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6170 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6171 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6172 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6173 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6174 (sh_promote_function_mode): Fix typo.
6176 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6178 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6180 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6182 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6183 declaration arguments.
6185 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6187 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6188 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6189 (ix86_split_ashl): Ditto.
6190 (ix86_expand_vector_init_one_nonzero): Ditto.
6191 (ix86_expand_vector_set): Ditto.
6192 (ix86_expand_reduc_v4sf): Ditto.
6194 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6196 * explow.c (promote_function_mode): Remove assert.
6197 * config/sh/sh.c (sh_promote_function_mode): Declare.
6199 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6201 * config/pa/pa.c (pa_promote_function_mode): Declare.
6202 Change to static. Fix promote_mode call.
6204 * gthr-dce.h (CONST_CAST2): Define if not defined.
6205 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6207 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6209 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6211 * expr.c (store_constructor): Use promote_decl_mode. Remove
6212 now write-only variable unsignedp.
6213 (expand_expr_real_1): Use promote_decl_mode.
6214 * expr.h (promote_function_mode, promote_decl_mode): New.
6215 (promote_mode): Remove last argument.
6216 * function.c (assign_temp): Drop last argument of promote_mode.
6217 (assign_parm_find_data_types): Use promote_function_mode.
6218 (assign_parm_setup_reg): Likewise.
6219 (expand_function_end): Use promote_function_mode.
6220 * calls.c (initialize_argument_information): Use promote_function_mode.
6221 (precompute_arguments): Use promote_mode instead of checking if
6222 only PROMOTE_FUNCTION_MODE is defined.
6223 (expand_call): When making sibcall decisions, use promote_function_mode.
6224 Below, remove an if for targetm.calls.promote_function_return and
6225 and use promote_function_mode.
6226 (emit_library_call_value_1): Use promote_function_mode, fix bug
6227 where promote_mode was passed FOR_CALL == 0 for a return value in an
6229 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6230 * explow.c (promote_function_mode, promote_decl_mode): New.
6231 (promote_mode): Keep only the FOR_CALL == 0 case.
6232 * combine.c (setup_incoming_promotion): Remove test of
6233 promote_function_args. Use promote_function_mode.
6234 * stmt.c (expand_value_return): Use promote_decl_mode.
6235 (expand_decl): Use promote_decl_mode.
6237 * expr.c (store_constructor): Use promote_decl_mode. Remove
6238 now write-only variable unsignedp.
6239 (expand_expr_real_1): Use promote_decl_mode.
6240 * expr.h (promote_function_mode, promote_decl_mode): New.
6241 (promote_mode): Remove last argument.
6242 * function.c (assign_temp): Drop last argument of promote_mode.
6243 (assign_parm_find_data_types): Use promote_function_mode.
6244 (assign_parm_setup_reg): Likewise.
6245 (expand_function_end): Use promote_function_mode.
6246 * calls.c (initialize_argument_information): Use promote_function_mode.
6247 (precompute_arguments): Use promote_mode instead of checking if
6248 only PROMOTE_FUNCTION_MODE is defined.
6249 (expand_call): When making sibcall decisions, use promote_function_mode.
6250 Below, remove an if for targetm.calls.promote_function_return and
6251 and use promote_function_mode.
6252 (emit_library_call_value_1): Use promote_function_mode, fix bug
6253 where promote_mode was passed FOR_CALL == 0 for a return value in an
6255 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6256 * explow.c (promote_function_mode, promote_decl_mode): New.
6257 (promote_mode): Keep only the FOR_CALL == 0 case.
6258 * combine.c (setup_incoming_promotion): Remove test of
6259 promote_function_args. Use promote_function_mode.
6260 * stmt.c (expand_value_return): Use promote_decl_mode.
6261 (expand_decl): Use promote_decl_mode.
6263 * explow.c (promote_function_mode): Just call the target hook.
6264 * targhooks.c (default_promote_function_mode,
6265 default_promote_function_mode_always_promote): New.
6266 * targhooks.h (default_promote_function_mode,
6267 default_promote_function_mode_always_promote): Declare.
6268 * target.h (promote_function_args, promote_function_return): Remove.
6269 (promote_function_mode): New.
6270 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6271 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6272 (TARGET_PROMOTE_FUNCTION_MODE): New.
6273 (TARGET_CALLS): Adjust.
6274 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6275 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6277 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6278 * config/s390/s390.c (s390_promote_function_mode): ... here,
6279 with pointer handling.
6280 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6281 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6283 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6284 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6285 with pointer handling.
6286 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6287 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6289 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6290 * config/sh/sh.c (sh_promote_function_mode): New.
6291 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6292 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6294 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6295 * config/cris/cris.c (cris_promote_function_mode): ... here.
6296 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6297 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6299 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6300 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6301 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6302 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6304 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6305 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6306 complex type handling.
6307 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6308 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6310 * config/pa/pa.c (pa_promote_function_mode): New.
6311 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6312 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6314 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6315 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6316 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6317 * config/xtensa/xtensa.c: Likewise.
6318 * config/stormy16/stormy16.c: Likewise.
6319 * config/iq2000/iq2000.c: Likewise.
6320 * config/rs6000/rs6000.c: Likewise.
6321 * config/picochip/picochip.c: Likewise.
6322 * config/arc/arc.c: Likewise.
6323 * config/mcore/mcore.c: Likewise.
6324 * config/score/score.c: Likewise.
6325 * config/mips/mips.c: Likewise.
6326 * config/bfin/bfin.c: Likewise.
6327 * config/ia64/ia64.c: Likewise (disabled though).
6329 * config/frv/frv.h: Remove pointless remark.
6331 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6332 TARGET_PROMOTE_FUNCTION_ARGS,
6333 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6334 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6336 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6338 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6339 -floop-parallelize-all.
6340 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6341 flag_loop_parallelize_all.
6342 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6343 * graphite.c (graphite_transform_loops): Same.
6345 * graphite-poly.c (apply_poly_transforms): Same.
6347 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6349 PR tree-optimization/40914
6350 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6351 if set, then check the delta field of the PMF record.
6352 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6353 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6354 call is stored in the delta.
6356 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6358 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6360 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6362 * config/i386/bsd.h (ASM_BYTE): New define.
6363 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6364 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6365 .byte. Use fputs or putc instead of fprintf where appropriate.
6366 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6367 fputs or putc instead of fprintf where appropriate.
6368 * config/i386/i386elf.h: Ditto.
6369 * config/i386/sysv4.h: Ditto.
6371 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6372 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6373 (*tls_global_dynamic_64): Ditto.
6375 2009-07-31 Christian Bruel <christian.bruel@st.com>
6377 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6379 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6381 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6382 Remove dead code for MINUS.
6384 2009-07-31 Anthony Green <green@moxielogic.com>
6386 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6388 (moxie_expand_epilogue): Ditto for epilogue.
6389 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6391 (moxie_function_arg): Ditto.
6392 (moxie_pass_by_reference): Ditto.
6393 (moxie_arg_partial_bytes): Ditto.
6394 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6395 (FUNCTION_ARG_ADVANCE) Ditto.
6396 (REG_PARM_STACK_SPACE) Ditto.
6397 (FUNCTION_ARG_REGNO_P) Dito.
6399 * config.gcc: Add moxie linux config support.
6400 * gcc/config/moxie/uclinux.h: New file.
6402 2009-07-31 DJ Delorie <dj@redhat.com>
6404 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6405 (UNSPECV_SP_SWITCH_E): New.
6406 (sp_switch_1): Change to an unspec.
6407 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6409 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6410 reference the new stack's address
6412 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6414 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6415 graphite-clast-to-gimple.o, graphite-dependences.o,
6416 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6417 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6418 (graphite-blocking.o,
6419 graphite-clast-to-gimple.o, graphite-dependences.o,
6420 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6421 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6422 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6423 * cfgloop.h (struct loop): Add can_be_parallel field.
6424 * common.opt (fgraphite-identity): Moved up.
6425 (fgraphite-force-parallel): New flag.
6426 * graphite.c: Rewrite.
6427 * graphite.h: Rewrite.
6428 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6430 * toplev.c (graphite_out_file): New file descriptor.
6431 (graphite_in_file): New.
6432 (process_options): flag_graphite_force_parallel cannot be used without
6434 * tree-ssa-loop.c: Include toplev.h.
6435 (gate_graphite_transforms): Enable flag_graphite for
6436 flag_graphite_force_parallel.
6438 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6440 * ChangeLog.graphite: New.
6441 * graphite-blocking.c: New.
6442 * graphite-clast-to-gimple.c: New.
6443 * graphite-clast-to-gimple.h: New.
6444 * graphite-dependences.c: New.
6445 * graphite-dependences.h: New.
6446 * graphite-interchange.c: New.
6447 * graphite-poly.c: New.
6448 * graphite-poly.h: New.
6449 * graphite-ppl.c: New.
6450 * graphite-ppl.h: New.
6451 * graphite-scop-detection.c: New.
6452 * graphite-scop-detection.h: New.
6453 * graphite-sese-to-poly.c: New.
6454 * graphite-sese-to-poly.h: New.
6458 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6460 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6461 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6463 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6465 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6466 (scev_is_linear_expression): Return false if the evolution is not
6467 affine multivariate.
6469 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6471 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6472 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6474 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6476 * tree-data-ref.c (debug_data_references): New.
6477 (debug_data_reference): New.
6478 * tree-data-ref.h (debug_data_references): Declared.
6479 (debug_data_reference): Declared.
6481 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6483 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6484 * tree-data-ref.h (scop_p): Removed.
6485 (struct data_reference): Remove field scop.
6487 (stmt_simple_memref_p): Removed.
6489 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6491 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6492 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6495 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6497 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6499 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6501 * doc/invoke.texi (-fgraphite-identity): Documented.
6503 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6505 * tree-scalar-evolution.c: Fix comment.
6506 (instantiate_scev_1): Return unknow from scev instantiation if the
6507 result is not above instantiate_below.
6509 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6511 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6512 static anymore. Instantiate the symbols that may have been introduced
6514 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6517 2009-07-30 DJ Delorie <dj@redhat.com>
6519 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6520 .vliw directive to VLIW sections.
6522 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6524 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6526 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6527 (AUTOHEADER): New variable.
6528 ($(srcdir)/cstamp-h.in): Use it.
6530 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6531 Pat Haugen <pthaugen@us.ibm.com>
6532 Revital Eres <ERES@il.ibm.com>
6534 * config/rs6000/vector.md (VEC_F): Add VSX support.
6538 (vector_load_<mode>): Ditto.
6539 (vector_store_<mode>): Ditto.
6540 (vector GPR move split): Ditto.
6541 (vec_reload_and_plus_<mptrsize>): Ditto.
6542 (vec_reload_and_reg_<mptrsize>): Ditto.
6543 (add<mode>3): Ditto.
6544 (sub<mode>3): Ditto.
6545 (mul<mode>3): Ditto.
6546 (neg<mode>2): Ditto.
6547 (abs<mode>2): Ditto.
6548 (smin<mode>3): Ditto.
6549 (smax<mode>3): Ditto.
6550 (vector_eq<mode>): Ditto.
6551 (vector_gt<mode>): Ditto.
6552 (vector_ge<mode>): Ditto.
6553 (vector_gtu<mode>): Ditto.
6554 (vector_select_<mode>_uns): Ditto.
6555 (vector_eq_<mode>_p): Ditto.
6556 (vector_gt_<mode>_p): Ditto.
6557 (vector_ge_<mode>_p): Ditto.
6558 (vector_gtu_<mode>_p): Ditto.
6559 (cr6_test_for_zero): Ditto.
6560 (cr6_test_for_zero_reverse): Ditto.
6561 (cr6_test_for_lt): Ditto.
6562 (cr6_test_for_lt_reverse): Ditto.
6563 (xor<mode>3): Ditto.
6564 (ior<mode>3): Ditto.
6565 (and<mode>3): Ditto.
6566 (one_cmpl<mode>2): Ditto.
6567 (nor<mode>2): Ditto.
6568 (andc<mode>2): Ditto.
6569 (float<VEC_int<mode>2): Ditto.
6570 (unsigned_float<VEC_int><mode>2): Ditto.
6571 (fix_trunc<mode><VEC_int>2): Ditto.
6572 (fixuns_trunc<mode><VEC_int>2): Ditto.
6574 (vec_set<mode>): Ditto.
6575 (vec_extract<mode>): Ditto.
6576 (vec_interleave_highv4sf): Ditto.
6577 (vec_interleave_lowv4sf): Ditto.
6578 (vec_realign_load_<mode>): Ditto.
6579 (vec_shl_<mode>): Ditto.
6580 (vec_shr_<mode>): Ditto.
6581 (div<mode>3): New patterns for VSX.
6582 (vec_interleave_highv2df): Ditto.
6583 (vec_interleave_lowv2df): Ditto.
6584 (vec_pack_trunc_v2df): Ditto.
6585 (vec_pack_sfix_trunc_v2df): Ditto.
6586 (vec_pack_ufix_trunc_v2df): Ditto.
6587 (vec_unpacks_hi_v4sf): Ditto.
6588 (vec_unpacks_lo_v4sf): Ditto.
6589 (vec_unpacks_float_hi_v4si): Ditto.
6590 (vec_unpacks_float_lo_v4si): Ditto.
6591 (vec_unpacku_float_hi_v4si): Ditto.
6592 (vec_unpacku_float_lo_v4si): Ditto.
6593 (movmisalign<mode>): Ditto.
6594 (vector_ceil<mode>2): New patterns for vectorizing math library.
6595 (vector_floor<mode>2): Ditto.
6596 (vector_btrunc<mode>2): Ditto.
6597 (vector_copysign<mode>3): Ditto.
6599 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6600 predicate for setting the high bit in each word, used for copysign.
6602 * config/rs6000/ppc-asm.h (f19): Whitespace.
6603 (f32-f63): Define if VSX.
6604 (v0-v31): Define if Altivec.
6605 (vs0-vs63): Define if VSX.
6607 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6609 * config/rs6000/power7.md: New file, provide tuning parameters for
6612 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6613 (rs6000_cpu_cpp_builtins): Ditto.
6614 (altivec_overloaded_builtins): Ditto.
6615 (altivec_resolve_overloaded_builtin): Ditto.
6617 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6618 debug switch to disable vectorizing simple math builtin
6621 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6622 Vectorize simple math builtin functions.
6623 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6624 hook to vectorize math builtins.
6625 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6626 (rs6000_builtin_conversion): Add VSX/power7 support.
6627 (rs6000_builtin_vec_perm): Ditto.
6628 (vsplits_constant): Add support for loading up a vector constant
6629 with just the high bit set in each part.
6630 (rs6000_expand_vector_init): Add VSX/power7 support.
6631 (rs6000_expand_vector_set): Ditto.
6632 (rs6000_expand_vector_extract): Ditto.
6633 (rs6000_emit_move): Ditto.
6634 (bdesc_3arg): Ditto.
6635 (bdesc_2arg): Ditto.
6636 (bdesc_1arg): Ditto.
6637 (rs6000_expand_ternop_builtin): Ditto.
6638 (altivec_expand_builtin): Ditto.
6639 (rs6000_expand_unop_builtin): Ditto.
6640 (rs6000_init_builtins): Ditto.
6641 (altivec_init_builtins): Ditto.
6642 (builtin_function_type): Ditto.
6643 (rs6000_common_init_builtins): Ditto.
6644 (rs6000_handle_altivec_attribute); Ditto.
6645 (rs6000_mangle_type): Ditto.
6646 (rs6000_vector_mode_supported_p): Ditto.
6647 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6650 * config/rs6000/vsx.md: New file for VSX support.
6652 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6653 identifing values with just the most significant bit set.
6654 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6655 vectorized builtins.
6657 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6658 (UNSPEC_VRFIM): Delete.
6659 (splitter for loading up vector with most significant bit): New
6660 splitter for vectorizing copysign.
6661 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6662 vectorizing simple math functions.
6663 (altivec_vrfip): Add support for vectorizing simple math functions.
6664 (altivec_vrfim): Ditto.
6665 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6667 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6668 (power7.md, vsx.md): Include for power7 support.
6669 (copysigndf3): Use VSX instructions if -mvsx.
6670 (negdf2_fpr): Ditto.
6671 (absdf2_fpr): Ditto.
6672 (nabsdf2_fpr): Ditto.
6673 (adddf3_fpr): Ditto.
6674 (subdf3_fpr): Ditto.
6675 (muldf3_fpr): Ditto.
6676 (divdf3_fpr): Ditto.
6677 (fix_truncdfdi2_fpr): Ditto.
6678 (cmpdf_internal1): Ditto.
6679 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6680 (btruncdf2, btruncdf2_fpr): Ditto.
6681 (ceildf2, ceildf2_fpr): Ditto.
6682 (floordf2, floordf2_fpr): Ditto.
6683 (floatdidf2, floatdidf2_fpr): Ditto.
6684 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6685 (fmsubdf4_fpr): Ditto.
6686 (fnmadddf4_fpr_1): Ditto.
6687 (fnmadddf4_fpr_2): Ditto.
6688 (fnmsubdf4_fpr_1): Ditto.
6689 (fnmsubdf4_fpr_2): Ditto.
6690 (fixuns_truncdfdi2): Add expander for VSX support.
6691 (fix_truncdfdi2): Ditto.
6692 (fix_truncdfsi2): Ditto.
6694 (btruncsf2): Whitespace.
6695 (movdf_hardfloat32): Add support for VSX registers.
6696 (movdf_softfloat32): Ditto.
6697 (movdf_hardfloat64): Ditto.
6698 (movdf_hardfloat64_mfpgpr): Ditto.
6699 (movdf_softfloat64): Ditto.
6700 (movti splitters): Add check for vector registers supporting
6701 TImode in the future.
6702 (bpermd): Add power7 bpermd instruction.
6704 * config/rs6000/altivec.h (vec_div): Define if VSX.
6708 (vec_nearbyint): Ditto.
6711 (all predicates): Use the generic builtin function, and not the V4SF
6712 specific function so that the predicates will work with VSX's V2DF.
6716 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6717 Document new VSX functions and types.
6719 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6722 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6723 "wa", and "j" constraints. Modify "v" to talk about Altivec
6724 instead of just vector.
6726 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6729 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6730 location for phi arguments.
6731 (rewrite_update_phi_arguments): Find locations for reaching defs.
6732 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6733 Add location to add_phi_arg calls.
6734 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6735 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6736 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6737 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6738 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6739 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6740 * tree-phinodes.c (make_phi_node): Initialize location.
6741 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6742 (add_phi_arg): Add location parameter.
6743 (remove_phi_arg_num): Move location when moving phi argument.
6744 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6746 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6747 slpeel_update_phi_nodes_for_guard1,
6748 slpeel_update_phi_nodes_for_guard2,
6749 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6750 vect_loop_versioning): Set locations.
6751 * tree-parloops.c (create_phi_for_local_result,
6752 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6753 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6754 * tree-vect-loop.c (get_initial_def_for_induction,
6755 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6757 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6758 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6759 (gimple_phi_arg_set_location): New. Set locus.
6760 (gimple_phi_arg_has_location): New. Check for locus.
6761 (redirect_edge_var_map_location): New. Return locus from var_map.
6762 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6763 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6764 combining PHI arguments.
6765 (cond_store_replacement): Set location.
6766 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6767 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6768 scop_add_exit_phis_edge): Add locations.
6769 * tree-cfgcleanup.c (remove_forwarder_block,
6770 remove_forwarder_block_with_phi): Add locations.
6771 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6772 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6774 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6775 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6776 flush_pending_stmts): Add source location.
6777 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6778 stack to preserve locations.
6779 * tree-vect-stmts.c (vectorizable_load): Add location.
6780 * tree-inline.c (copy_phis_for_bb): Copy locus.
6781 (setup_one_parameter): Add call locus to inlined parameter stmts.
6782 (initialize_inlined_parameters): Pass in call location as parameter
6784 (tree_function_versioning): Pass location to setup_one_parameter.
6785 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6786 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6787 copy and edge lists.
6788 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6789 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6790 locus parameter and override the stmt default if provided.
6791 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6792 elim_graph_add_edge, elim_graph_remove_succ_edge,
6793 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6794 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6795 eliminate_phi): Add locus info in elimination graph for each edge and
6797 (insert_backedge_copies): Copy locus if present.
6798 * tree-flow.h (struct _edge_var_map): Add locus field.
6799 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6800 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6801 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6803 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6805 2009-07-30 Martin Jambor <mjambor@suse.cz>
6807 PR tree-optimization/40570
6808 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6811 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6813 * ssa-loop-manip.c: Include langhooks.h.
6814 (rewrite_phi_with_iv): New.
6815 (rewrite_all_phi_nodes_with_iv): New.
6816 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6817 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6818 * tree-parloops.c (loop_parallel_p): Move out all conditions
6819 except dependency check.
6820 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6821 (gen_parallel_loop): Call canonicalize_loop_ivs without
6822 reduction_list argument.
6823 (build_new_reduction): New.
6824 (gather_scalar_reductions): New.
6825 (try_get_loop_niter): New.
6826 (try_create_reduction_list): New.
6827 (parallleize_loops): Change the parallel conditions check.
6828 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6829 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6831 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6833 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6835 * doc/options.texi (Option properties): Mention new quoting syntax.
6837 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6839 * config/alpha/alpha.c (alpha_start_function):
6840 Handle VMS_DEBUG_MAIN_POINTER
6841 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6842 * doc/invoke.texi: Document -mdebug-main switch.
6844 2009-07-29 Richard Henderson <rth@redhat.com>
6846 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6847 (cgraph_create_edge_including_clones): Likewise.
6848 * tree-inline.c (copy_bb): Operate on the correct edges
6849 when updating the callgraph.
6851 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6853 * config/alpha/vms-cc.c: Deleted.
6854 * config/alpha/vms-ld.c: Deleted.
6855 * config/alpha/t-vms64: Moved to config/vms
6856 * config/alpha/vms-crt0-64.c: Moved to config/vms
6857 * config/alpha/vms-crt0.c: Moved to config/vms
6858 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6859 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6860 * config/alpha/xm-vms.h: Moved to config/vms
6861 * config/alpha/x-vms: Moved to config/vms
6862 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6864 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6865 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6867 * config/vms/t-vms64: Moved here from config/alpha
6868 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6869 (argc,argv,envp): Enforce 32bit malloc'ing.
6870 * config/vms/vms-psxcrt0-64.c: Likewise.
6871 * config/vms/vms-crt0.c: Moved here from config/alpha.
6872 * config/vms/vms-psxcrt0.c: Likewise.
6873 * config/vms/vms-crtl-64.h: New file.
6874 * config/vms/vms-crtl.h: New file.
6875 * config/vms/vms.opt: New file.
6876 * config/vms/xm-vms64.h: New file.
6877 * config/vms/xm-vms.h: Moved here from config/alpha.
6878 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6880 * config/vms/x-vms: Moved here from config/alpha.
6881 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6882 (vms-ld.o, vms-cc.o): Removed.
6883 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6885 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6887 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6888 correct stack (obvious VMS fix).
6890 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6892 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6893 date, version info if VMS_DEBUGGING_INFO defined.
6894 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6895 size, date calculating code moved here.
6897 2009-07-29 Paul Brook <paul@codesourcery.com>
6899 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6902 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6905 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6906 to DImode when generating insq_le insn.
6908 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6910 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6911 New macro set for VMS_DEBUGGGING_INFO.
6912 (AT_string_form): Use it.
6914 2009-07-28 DJ Delorie <dj@redhat.com>
6916 * config/mep/mep.c (vtext_section): New.
6917 (vftext_section): New.
6918 (ftext_section): New.
6919 (mep_select_section): Add support for functions.
6920 (mep_unique_section): Likewise.
6921 (mep_asm_init_sections): Likewise.
6922 (mep_encode_section_info): Remove it from here.
6924 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6926 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6928 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6929 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6931 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6933 * dwarf2out.c (output_file_names): Test new macro
6934 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6935 (add_comp_dir_attribute): Likewise.
6937 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6939 * config/i386/mingw-w64.h (LINK_SPEC): Add
6940 separating space between commands.
6942 2009-07-28 Jan Hubicka <jh@suse.cz>
6944 PR tree-optimization/40759
6945 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6948 2009-07-27 DJ Delorie <dj@redhat.com>
6950 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6951 types are dword-aligned.
6952 (mep_expand_va_start): Likewise.
6954 2009-07-27 Olivier Hainque <hainque@adacore.com>
6955 Douglas B Rupp <rupp@gnat.com>
6957 * convert.c (convert_to_pointer): Don't assume the target
6958 pointer type is POINTER_SIZE long. Fetch its precision instead.
6960 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6962 * system.h (fopen): Undefine if macro.
6964 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6966 * dwarf2out.c (output_cfi_p): Removed.
6967 (output_cfis): New function.
6968 (output_fde): New function, split from output_call_frame_info.
6969 (output_call_frame_info): Use it.
6970 (dwarf2out_switch_text_section): Use output_cfis.
6972 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6974 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6975 TARGET_BI_ARCH is specified without enabling SJLJ.
6976 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6977 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6979 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6981 * arm.md (negdi2): Use DImode if forcing a value into a register.
6983 2009-07-26 Ira Rosen <irar@il.ibm.com>
6985 PR tree-optimization/40801
6986 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6987 of vector operand from the previous copy of vector statement.
6988 Pass the correct definition type value to
6989 vect_get_vec_def_for_stmt_copy().
6991 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6993 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6994 const char ** conversion.
6996 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6998 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6999 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7000 (gcc_unreachable): Invoke __builtin_unreachable() if
7001 !ENABLE_ASSERT_CHECKING.
7003 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7005 PR rtl-optimization/40445
7006 * emit-rtl.c (next_nonnote_insn_bb): New function.
7007 * rtl.h (next_nonnote_insn_bb): Declare new function.
7008 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7009 with no successors that is the successor of the ENTRY_BLOCK.
7010 Continue from the top after removing an empty fallthrough block.
7011 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7012 of next_nonnote_insn.
7014 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7016 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7018 2009-07-25 Martin Jambor <mjambor@suse.cz>
7020 * c-common.c (c_common_attribute_table): New element for noclone.
7021 (handle_noclone_attribute): New function. Forward-declare.
7022 * tree-inline.c (tree_versionable_function_p): Check for noclone
7024 * doc/extend.texi (Labels as Values): Document need for noclone.
7025 (Function Attributes): Document noclone attribute.
7027 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7029 PR rtl-optimization/34999
7030 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7031 and dw_fde_switched_cold_to_hot fields.
7032 (output_cfi_p): New function.
7033 (output_call_frame_info): If fde->dw_fde_switched_sections,
7034 output 2 FDEs instead of one with corrupted header.
7035 (dwarf2out_do_cfi_startproc): New function.
7036 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7037 and fde->dw_fde_switched_cold_to_hot.
7038 (dwarf2out_switch_text_section): Compute
7039 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7040 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7041 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7042 Otherwise, compute fde->dw_fde_switch_cfi.
7044 2009-07-24 Cary Coutant <ccoutant@google.com>
7046 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7048 2009-07-24 Cary Coutant <ccoutant@google.com>
7050 * cfghooks.c (split_block): Copy discriminator to new block.
7051 * tree-cfg.c (assign_discriminator): Check location of last
7052 instruction in block as well as first.
7054 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7056 * config/i386/linux.c: Use fputs or putc instead of fprintf
7058 * config/i386/gas.h: Ditto.
7059 * config/i386/x86-64.h: Ditto.
7060 * config/i386/att.h: Ditto.
7062 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7064 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7067 2009-07-24 Martin Jambor <mjambor@suse.cz>
7069 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7070 (ipa_push_func_to_list_1): Declare.
7071 (ipa_push_func_to_list): New function.
7073 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7074 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7075 (ipa_push_func_to_list): Removed.
7076 (ipa_pop_func_from_list): Clear node_enqueued flag.
7078 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7080 * config/s390/s390.c (override_options): Default
7081 max-unrolled-insns to 100 for z10 tuning.
7083 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7085 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7086 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7087 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7088 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7089 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7090 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7091 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7093 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7095 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7096 use default set in mingw32.h header.
7097 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7098 64-bit /mingw/include path.
7099 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7102 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7104 PR rtl-optimization/40209
7105 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7107 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7109 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7110 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7111 with the rest of string where appropriate. Use fputs or putc
7112 instead of fprintf where appropriate.
7114 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7115 Pat Haugen <pthaugen@us.ibm.com>
7116 Revital Eres <ERES@il.ibm.com>
7118 * config/rs6000/vector.md: New file. Move most of the vector
7119 expander support here from altivec.md to allow for the VSX vector
7120 unit in the future. Add support for secondary_reload patterns.
7121 Rewrite the patterns for vector comparison, and vector comparison
7122 predicate instructions so that the RTL expresses the desired
7123 behavior, instead of using unspec.
7125 * config/rs6000/constraints.md ("f" constraint): Use
7126 rs6000_constraints to hold the precalculated register class.
7127 ("d" constraint): Ditto.
7128 ("wd" constraint): New constraint for VSX.
7129 ("wf" constraint): Ditto.
7130 ("ws" constraint): Ditto.
7131 ("wa" constraint): Ditto.
7132 ("wZ" constraint): Ditto.
7133 ("j" constraint): Ditto.
7135 * config/rs6000/predicates.md (vsx_register_operand): New
7137 (vfloat_operand): New predicate for vector.md.
7138 (vint_operand): Ditto.
7139 (vlogical_operand): Ditto.
7140 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7141 (easy_vector_constant): Add VSX support.
7142 (altivec_indexed_or_indirect_operand): New predicate for
7143 recognizing Altivec style memory references with AND -16.
7145 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7146 for vector secondary reload support.
7147 (rs6000_vector_reg_class): Delete, replacing it with
7149 (rs6000_vsx_reg_class): Ditto.
7150 (rs6000_constraints): New array to hold the register classes of
7151 each of the register constraints that can vary at runtime.
7152 (builtin_mode_to_type): New static array for builtin function type
7154 (builtin_hash_table): New static hash table for builtin function
7156 (TARGET_SECONDARY_RELOAD): Define target hook.
7157 (TARGET_IRA_COVER_CLASSES): Ditto.
7158 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7159 registers are 128 bits if VSX memory reference instructions are used.
7160 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7162 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7163 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7164 Print several of the scheduling related parameters.
7165 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7166 rs6000_constraints instead of rs6000_vector_reg_class. Move
7167 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7168 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7169 Altivec. Add VSX support. Setup for secondary reload support on
7170 Altivec/VSX registers.
7171 (rs6000_override_options): Make power7 set the scheduling groups
7172 like the power5. Add support for new debug switches to override
7173 the scheduling defaults. Temporarily disable -mcpu=power7 from
7174 setting -mvsx. Add support for debug switches -malways-hint,
7175 -msched-groups, and -malign-branch-targets.
7176 (rs6000_buitlin_conversion): Add support for returning unsigned
7177 vector conversion functions to fix regressions due to stricter
7179 (rs6000_builtin_mul_widen_even): Ditto.
7180 (rs6000_builtin_mul_widen_odd): Ditto.
7181 (rs6000_builtin_vec_perm): Ditto.
7182 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7183 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7185 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7187 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7188 VSX types for bit operations. Changes to accomidate vector.md.
7189 (bdesc_2arg): Ditto.
7190 (bdesc_1arg): Ditto.
7191 (struct builtin_description_predicates): Rewrite predicate
7192 handling so that RTL describes the operation, instead of passing
7193 the instruction to be used as a string argument.
7194 (bdesc_altivec_preds): Ditto.
7195 (altivec_expand_predicate_builtin): Ditto.
7196 (altivec_expand_builtin): Ditto.
7197 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7198 statement for vsldoi support.
7199 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7200 (altivec_expand_st_builtin): Ditto.
7201 (paired_expand_builtin): Whitespace changes.
7202 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7203 builtin_mode_to_type table for secondary reload. Call
7204 builtin_function_type to build random builtin functions.
7205 (altivec_init_builtins): Change to use builtin_function_type to
7206 create builtin function types dynamically as we need them.
7207 (builtin_hash_function): New support for hashing the tree types
7208 for builtin function as we need it, rather than trying to build
7209 all of the trees that we need. Add initial preliminary VSX support.
7210 (builtin_function_type): Ditto.
7211 (builtin_function_eq): Ditto.
7212 (builtin_hash_struct): Ditto.
7213 (rs6000_init_builtins): Ditto.
7214 (rs6000_common_init_builtins): Ditto.
7215 (altivec_init_builtins): Ditto.
7216 (rs6000_common_init_builtins): Ditto.
7217 (enum reload_reg_type): New enum for simplifing reg classes.
7218 (rs6000_reload_register_type): Simplify register classes into GPR,
7219 Vector, and other registers. Altivec and VSX addresses in reload.
7220 (rs6000_secondary_reload_inner): Ditto.
7221 (rs6000_ira_cover_classes): New target hook, that returns the
7222 appropriate cover classes, based on -mvsx being used or not.
7223 (rs6000_secondary_reload_class): Add VSX support.
7224 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7225 (get_vsel_insn): Ditto.
7226 (rs6000_emit_vector_compare): Rewrite vector conditional support
7227 so that where we can, we use RTL operators, instead of blindly use
7229 (rs6000_emit_vector_select): Ditto.
7230 (rs6000_emit_vector_cond_expr): Ditto.
7231 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7232 (create_TOC_reference): Add -mdebug=addr support.
7233 (emit_frame_save): VSX loads/stores need register indexed addressing.
7235 * config/rs6000/rs6000.md: Include vector.md.
7237 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7239 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7240 support for V2DI, V2DF in logical, permute, select operations.
7242 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7243 switch for vsx/power7.
7244 (-mvsx-scalar-memory): Ditto.
7245 (-mvsx-align-128): Ditto.
7246 (-mallow-movmisalign): Ditto.
7247 (-mallow-df-permute): Ditto.
7248 (-msched-groups): Ditto.
7249 (-malways-hint): Ditto.
7250 (-malign-branch-targets): Ditto.
7252 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7254 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7255 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7256 (rs6000_vector_reg_class): Delete.
7257 (rs6000_vsx_reg_class): Ditto.
7258 (enum rs6000_reg_class_enum): New enum for the constraints that
7259 vary based on target switches.
7260 (rs6000_constraints): New array to hold the register class for all
7261 of the register constraints that vary based on the switches used.
7262 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7263 (enum rs6000_builtins): Add unsigned varients for the builtin
7264 declarations returned by target hooks for expanding multiplies,
7265 select, and permute operations. Add VSX builtins.
7266 (enum rs6000_builtin_type_index): Add entries for VSX.
7267 (V2DI_type_node): Ditto.
7268 (V2DF_type_node): Ditto.
7269 (unsigned_V2DI_type_node): Ditto.
7270 (bool_long_type_node): Ditto.
7271 (intDI_type_internal_node): Ditto.
7272 (uintDI_type_internal_node): Ditto.
7273 (double_type_internal_node): Ditto.
7275 * config/rs6000/altivec.md (whole file): Move all expanders to
7276 vector.md from altivec.md. Rename insn matching functions to be
7278 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7279 (altivec_vcmp*): Ditto.
7280 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7281 (VM): New iterator for moves that includes the VSX types.
7282 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7283 (altivec_vperm_<mode>_uns): New, for unsigned types.
7284 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7285 (altivec_eq<mode>): Ditto.
7286 (altivec_gt<mode>): Ditto.
7287 (altivec_gtu<mode>): Ditto.
7288 (altivec_eqv4sf): Ditto.
7289 (altivec_gev4sf): Ditto.
7290 (altivec_gtv4sf): Ditto.
7291 (altivec_vcmpbfp_p): Ditto.
7293 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7295 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7298 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7301 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7302 ASM_SHORT instead of .word.
7303 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7304 instead of .word in asm template.
7306 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7309 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7310 (process_bb_node_lives): Use it.
7312 * ira.c (setup_cover_and_important_classes): Don't setup
7313 ira_important_class_nums. Add cover classes to the end of
7315 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7317 (find_reg_class_closure): Use reorder_important_classes.
7319 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7321 * config/i386/i386.c (i386_ira_cover_classes): New function.
7322 (TARGET_IRA_COVER_CLASSES): Redefine.
7324 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7325 importance of order of cover classes in the array.
7327 2009-07-22 Diego Novillo <dnovillo@google.com>
7329 * tree-pass.h (TDF_EH): Define.
7330 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7331 contains TDF_EH, print the EH region number holding GS.
7332 * tree-dump.c (dump_options): Add "eh".
7333 * doc/invoke.texi: Document it.
7335 2009-07-22 Doug Kwan <dougkwan@google.com>
7337 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7339 2009-07-22 Michael Matz <matz@suse.de>
7341 PR tree-optimization/35229
7342 PR tree-optimization/39300
7344 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7345 (inhibit_phi_insertion): New function.
7346 (insert_into_preds_of_block): Call it for REFERENCEs.
7347 (init_pre): Initialize and finalize scalar evolutions.
7348 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7350 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7352 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7353 Use CONST_VECTOR_NUNITS to determine number of elements.
7355 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7357 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7358 (U, W): Constraints are now deprecated and will be removed if we
7360 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7362 ("prefetch"): Add the stcmh instruction for prefetching.
7363 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7365 (s390_short_displacement): Return always true if compiling for
7366 machines not providing the long displacement facility.
7367 (s390_mem_constraint): Support the new constraint letter Z.
7368 (s390_check_qrst_address): New function.
7370 2009-07-21 DJ Delorie <dj@redhat.com>
7372 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7375 2009-07-21 Jason Merrill <jason@redhat.com>
7377 * c-common.c (max_tinst_depth): Increase default to 1024.
7379 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7381 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7382 (vec_unpacku_float_lo_v4si): Ditto.
7384 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7387 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7388 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7389 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7390 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7392 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7394 PR tree-optimization/40813
7395 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7398 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7400 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7401 with a NOP_EXPR if needed.
7403 2009-07-21 Paul Brook <paul@codesourcery.com>
7405 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7406 Terminate debug dump with newline.
7408 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7410 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7411 Cast "1" to unsigned HOST_WIDE_INT.
7412 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7413 deposit length to the maximum length - lsb. Extend length if
7414 HOST_BITS_PER_WIDE_INT is 32.
7416 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7418 * cgraph.h (constant_pool_htab): New function.
7419 (constant_descriptor_tree): Move from varasm.c.
7420 * varasm.c (constant_pool_htab): New function.
7421 (constant_descriptor_tree): Move to cgraph.h.
7423 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7425 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7427 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7429 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7432 2009-07-20 Xinliang David Li <davidxl@google.com>
7434 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7436 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7438 * config/mips/mips.md (move_type): Add arith.
7439 (type): Handle arith.
7440 (zero_extendsidi2): Rename this into ...
7441 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7442 (zero_extendsidi2): New expander.
7443 (*zero_extendsidi2_dext): New pattern.
7445 2009-07-20 Nick Clifton <nickc@redhat.com>
7447 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7448 to set MIPS_ABI_DEFAULT.
7449 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7451 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7453 * tree-object-size.c (addr_object_size): Handle unions with
7454 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7456 PR tree-optimization/40792
7457 * tree.c (build_function_type_skip_args): Remove bogus assert.
7459 2009-07-20 Jan Hubicka <jh@suse.cz>
7460 Martin Jambor <mjambor@suse.cz>
7462 * cgraph.h (combined_args_to_skip): New field.
7463 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7464 combined_args_to_skip and args_to_skip.
7465 * tree-inline.c (update_clone_info): New function.
7466 (tree_function_versioning): Call update_clone_info.
7467 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7469 (cgraph_materialize_all_clones): More extensive dumping, working
7470 with combined_args_to_skip rather than args_to_skip.
7472 2009-07-20 Ira Rosen <irar@il.ibm.com>
7474 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7475 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7476 (get_initial_def_for_reduction): Likewise.
7477 (vectorizable_reduction): Skip the check of first operand in case
7478 of COND_EXPR. Add check that it is outer loop vectorization if
7479 nested cycle was detected. Call vectorizable_condition() for
7480 COND_EXPR. If reduction epilogue cannot be created do not fail for
7481 nested cycles (if it is not double reduction). Assert that there
7482 is only one type in the loop in case of COND_EXPR. Call
7483 vectorizable_condition() to vectorize COND_EXPR.
7484 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7485 Add parameters. Allow nested cycles if called from
7486 vectorizable_reduction(). Use reduction vector variable if provided.
7487 (vect_analyze_stmt): Call vectorizable_reduction() before
7488 vectorizable_condition().
7489 (vect_transform_stmt): Update call to vectorizable_condition().
7491 2009-07-20 Christian Bruel <christian.bruel@st.com>
7493 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7494 * doc/invoke.texi (-mfmovd): Likewise.
7495 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7497 2009-07-20 Jan Hubicka <jh@suse.cz>
7499 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7500 when handling SSA name.
7502 2009-07-19 Jan Hubicka <jh@suse.cz>
7504 PR tree-optimization/40676
7505 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7506 virtual PHIs in empty BBs.
7508 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7510 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7511 re-expanded the compound use gen_lowpart instead to convert to the
7514 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7516 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7517 OUTER_CONST arguments.
7518 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7519 the new wider mode will be masked off.
7520 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7522 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7524 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7525 high-order bits are zero.
7527 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7529 * combine.c (simplify_shift_const_1): Split code to determine
7531 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7532 new bits shifted in are identical to the old sign bit.
7534 2009-07-18 Richard Guenther <rguenther@suse.de>
7537 * gimplify.c (gimplify_call_expr): Reject code using results from
7538 functions returning void.
7540 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7542 * doc/md.texi: Document the new PowerPC "es" constraint.
7543 Document that "m" can include automodified addresses on this target,
7544 and explain how %U must be used. Extend the "Q" and "Z" documentation
7545 to suggest "es" as well as "m".
7546 * config/rs6000/constraints.md (es): New memory constraint.
7547 (Q, Z): Update strings to match new documentation.
7549 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7551 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7552 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7553 * config/rs6000/predicates.md (volatile_mem_operand): Use
7554 offsettable_nonstrict_memref_p.
7555 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7556 (*floatunssidf2_internal): Likewise.
7557 (*fix_truncdfsi2_internal): Likewise.
7558 (*fix_trunctfsi2_internal): Likewise.
7560 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7562 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7564 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7566 2009-07-17 Richard Guenther <rguenther@suse.de>
7569 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7570 (pass_warn_unused_result): Likewise.
7571 (TODO_set_props): Remove.
7572 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7574 (pass_diagnose_omp_blocks): Define.
7575 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7576 (c_gimple_diagnostics_recursively): Remove.
7577 (finish_function): Do not call it.
7578 (c_write_global_declarations): Continue after errors.
7579 Finalize the CU here.
7580 * c-gimplify.c (c_genericize): Do not gimplify here.
7581 * c-common.c (c_warn_unused_result): Move ...
7582 * tree-cfg.c (do_warn_unused_result): ... here.
7583 (run_warn_unused_result): New function.
7584 (gate_warn_unused_result): New function.
7585 (pass_warn_unused_result): New pass.
7586 * c-common.h (c_warn_unused_result): Remove.
7587 * flags.h (flag_warn_unused_result): Declare.
7588 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7589 * opts.c (flag_warn_unused_result): Initialize to false.
7590 * toplev.c (compile_file): Add comment.
7591 * omp-low.c (create_omp_child_function): Do not register
7592 the function with the frontend.
7593 (diagnose_omp_structured_block_errors): Prepare to be
7594 called as optimization pass.
7595 (gate_diagnose_omp_blocks): New function.
7596 (pass_diagnose_omp_blocks): New pass.
7597 * cgraph.h (cgraph_optimize): Remove.
7598 (cgraph_analyze_function): Likewise.
7599 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7600 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7601 before their parents here.
7602 (cgraph_finalize_function): Not here.
7603 (cgraph_analyze_function): Gimplify functions here.
7604 (cgraph_finalize_compilation_unit): Continue after errors.
7605 Optimize the callgraph from here.
7606 (cgraph_optimize): Make static.
7607 * langhooks.c (write_global_declarations): Finalize the CU.
7608 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7609 (gimplify_function_tree): Assert we gimplify only once.
7610 Set PROP_gimple_any property.
7611 * tree-nested.c (gimplify_all_functions): New function.
7612 (lower_nested_functions): Gimplify all nested functions.
7613 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7614 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7615 and pass_diagnose_omp_blocks after gimplification. Do not
7616 set TODO_set_props on all_lowering_passes.
7617 (execute_one_pass): Do not handle TODO_set_props.
7618 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7619 (gimplify.o): Add tree-pass.h dependency.
7620 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7621 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7622 (unsave_r): Likewise.
7623 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7626 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7628 * doc/service.texi (Service): Restore previously removed link,
7629 which isn't broken after all.
7631 2009-07-17 Richard Guenther <rguenther@suse.de>
7633 PR tree-optimization/40321
7634 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7635 PHI nodes to the maximal set.
7636 (make_values_for_phi): Add PHI arguments to the maximal set.
7637 (execute_pre): Dump PHI_GEN and the maximal set.
7639 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7642 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7645 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7647 * doc/extend.texi (Nested Functions): Replace broken link with
7649 * doc/service.texi (Service): Remove broken link.
7651 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7654 * builtins.c (expand_builtin_memcmp): Use loc instead of
7655 EXPR_LOCATION (exp).
7656 (expand_builtin_strncmp): Likewise.
7658 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7659 Manuel López-Ibáñez <manu@gcc.gnu.org>
7662 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7663 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7664 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7665 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7666 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7667 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7668 tree-inline.c, c-common.c, c-common.h, gimple.c,
7669 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7670 convert.c: Add location argument to fold_{unary,binary,ternary},
7671 fold_build[123], build_call_expr, build_size_arg,
7672 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7673 fold_build1_initializer, fold_build2_initializer,
7674 fold_build3_initializer, fold_build_call_array,
7675 fold_build_call_array_initializer, fold_single_bit_test,
7676 omit_one_operand, omit_two_operands, invert_truthvalue,
7677 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7678 combine_comparisons, fold_builtin_*, fold_call_expr,
7679 build_range_check, maybe_fold_offset_to_address, round_up,
7682 2009-07-16 Jason Merrill <jason@redhat.com>
7685 * c-common.c (c_common_reswords): Add __is_standard_layout
7687 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7688 * doc/implement-cxx.texi: New.
7689 * doc/gcc.texi: Include it.
7691 2009-07-16 DJ Delorie <dj@redhat.com>
7693 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7694 compares that may be indirectly affected by previous instructions.
7696 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7698 * builtins.c (do_mpc_arg2): New.
7699 (fold_builtin_2): Fold builtin cpow.
7700 * real.h (HAVE_mpc_pow): New.
7702 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7704 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7705 comparison to skip unprofitable schedule
7707 2009-07-16 Simon Baldwin <simonb@google.com>
7709 * gcc.c (option_map): New flag -no-canonical-prefixes.
7710 * (display_help): Print help text for new flag.
7711 * (process_command): Move options translation and language specifics
7712 and handle new flag early. Use it to set a function pointer to a
7713 prefix builder. Replace make_relative_prefix calls with calls to
7714 the function pointed to. Ignore new flag in regular options handling.
7715 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7717 2009-07-15 DJ Delorie <dj@redhat.com>
7719 * config/mep/mep.md (sibcall_internal): Change register to avoid
7721 (sibcall_value_internal): Likewise.
7723 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7725 PR rtl-optimization/40710
7726 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7728 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7730 * config/mips/mips.md (*extenddi_truncate<mode>,
7731 *extendsi_truncate<mode>): Change type attribute to move_type
7732 with shift_shift. Split out code handling exts from here ...
7733 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7735 (*extendhi_truncateqi): Change type attribute to move_type with
7736 shift_shift. Split out code handling exts from here ...
7737 (*extendhi_truncateqi_exts): ... to this new pattern.
7739 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7741 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7742 instead of "and" with inverted sign bit mask value. Use
7743 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7744 Allocate registers only for operand 4 and operand 5.
7746 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7749 * fold-const.c (fold_cond_expr_with_comparison): When folding
7750 < and <= to MIN, make sure the MIN uses the same type as the
7751 comparison's operands.
7753 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7755 * arm.md (ior_xor): New code iterator.
7756 (split for ior/xor with shift and zero-extend): New split pattern.
7757 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7759 2009-07-15 Richard Guenther <rguenther@suse.de>
7761 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7764 2009-07-15 Richard Guenther <rguenther@suse.de>
7767 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7769 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7771 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7772 handle 2.6.30 kernel.
7774 2009-07-15 DJ Delorie <dj@redhat.com>
7776 * config/mep/mep.md (sibcall_internal): Change register to allow
7777 for 24-bit addresses.
7778 (sibcall_value_internal): Likewise.
7780 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7782 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7783 that are enabled/disabled by the flags introduced by a previous patch.
7785 2009-07-14 DJ Delorie <dj@redhat.com>
7787 * config/mep/mep.md (sibcall_internal): Include non-toggling
7789 (sibcall_value_internal): Likewise.
7791 2009-07-14 Taras Glek <tglek@mozilla.com>
7792 Rafael Espindola <espindola@google.com>
7794 * doc/sourcebuild.texi: Document install-plugin target.
7795 * configure.ac: Added install-plugin target to language makefiles.
7796 * configure: Regenerate.
7797 * Makefile.in: (install-plugin): Install more headers,
7798 depend on lang.install-plugin.
7800 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7802 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7805 2009-07-14 DJ Delorie <dj@redhat.com>
7807 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7808 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7809 * config/mep/mep.md (sibcall_internal): Change test from
7810 mep_vliw_mode_match to mep_vliw_jmp_match.
7811 (sibcall_value_internal): Likewise.
7813 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7815 * config/i386/sse.md (copysign<mode>3): New expander.
7816 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7817 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7818 Use ix86_build_const_vector.
7819 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7820 IX86_BUILTIN_CPYSGNPD.
7821 (builtin_description): Add __builtin_ia32_copysignps and
7822 __builtin_ia32_copysignpd.
7823 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7824 and BUILT_IN_COPYSIGNF.
7826 2009-07-13 Jason Merrill <jason@redhat.com>
7828 * builtins.c (can_trust_pointer_alignment): New fn.
7829 (get_pointer_alignment): Factor it out from here.
7830 * tree.h: Declare it.
7832 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7834 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7837 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7841 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7843 2009-07-14 Richard Guenther <rguenther@suse.de>
7844 Andrey Belevantsev <abel@ispras.ru>
7847 * cfgexpand.c (partition_stack_vars): Do not bother to update
7848 alias information when not optimizing.
7850 2009-07-14 Richard Guenther <rguenther@suse.de>
7851 Andrey Belevantsev <abel@ispras.ru>
7853 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7854 (pt_solution_set): Likewise.
7855 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7856 * tree-ssa-structalias.c (pt_solution_set): New function.
7857 * final.c (rest_of_clean_state): Free SSA data structures.
7858 * print-rtl.c (print_decl_name): Remove.
7859 (print_mem_expr): Implement in terms of print_generic_expr.
7860 * alias.c (ao_ref_from_mem): New function.
7861 (rtx_refs_may_alias_p): Likewise.
7862 (true_dependence): Query alias-export info.
7863 (canon_true_dependence): Likewise.
7864 (write_dependence_p): Likewise.
7865 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7867 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7868 (mem_expr_equal_p): Use operand_equal_p.
7869 (set_mem_attributes_minus_bitpos): Do not use
7870 component_ref_for_mem_expr.
7871 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7872 (update_alias_info_with_stack_vars): Likewise.
7873 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7874 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7875 explicitly nor clear stmt operands.
7876 Free the decl-to-pointer map.
7877 * tree-optimize.c (execute_free_datastructures): Do not free
7878 SSA data structures here.
7879 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7880 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7881 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7883 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7885 2009-07-13 DJ Delorie <dj@redhat.com>
7887 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7888 unrolling at the right iteration count.
7890 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7893 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7895 * haifa-sched.c (rank_for_schedule): Introduced flags to
7896 enable/disable individual scheduling heuristics.
7897 * common.opt: Introduced flags to enable/disable individual
7898 heuristics in the scheduler.
7899 * doc/invoke.texi: Introduced flags to enable/disable individual
7900 heuristics in the scheduler.
7902 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7904 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7905 config/i386/mingw-tls.c.
7906 * config/i386/mingw-tls.c: Removed.
7908 2009-07-13 Ira Rosen <irar@il.ibm.com>
7910 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7911 checks access only relevant statements.
7912 (vectorizable_reduction): Likewise.
7914 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7916 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7917 just for 32-bit case.
7919 2009-07-12 Jan Hubicka <jh@suse.cz>
7921 PR tree-optimization/40585
7922 * except.c (expand_resx_expr): When there already is resume
7923 instruction, produce linked list.
7924 (build_post_landing_pads): Assert that resume is empty.
7925 (connect_post_landing_pads): Handle resume lists.
7926 (dump_eh_tree): Dump resume list.
7928 2009-07-12 Ira Rosen <irar@il.ibm.com>
7930 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7931 with additional argument.
7932 * tree-vectorizer.h (enum vect_def_type): Add
7933 vect_double_reduction_def.
7934 (vect_is_simple_reduction): Add argument.
7935 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7937 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7938 vect_is_simple_reduction with additional argument.
7939 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7941 (reduction_code_for_scalar_code): Handle additional codes by
7942 returning ERROR_MARK for them. Fix comment and indentation.
7943 (vect_is_simple_reduction): Fix comment, add argument to specify
7944 double reduction. Detect double reduction.
7945 (get_initial_def_for_induction): Fix indentation.
7946 (get_initial_def_for_reduction): Fix comment and indentation.
7947 Handle double reduction. Create initial definitions that do not
7948 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7949 (vect_create_epilog_for_reduction): Fix comment, add argument to
7950 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7951 epilogue result extraction. Create double reduction phi node and
7952 replace relevant uses.
7953 (vectorizable_reduction): Call vect_is_simple_reduction with
7954 additional argument. Fix indentation. Update epilogue code treatment
7955 according to the changes in reduction_code_for_scalar_code. Check
7956 for double reduction. Call vect_create_epilog_for_reduction with
7957 additional argument.
7958 * tree-vect-stmts.c (process_use): Handle double reduction, update
7960 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7961 (vect_get_vec_def_for_operand): Likewise.
7963 2009-07-12 Danny Smith <dansmister@gmail.com>
7965 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7966 dllexport if !TREE_PUBLIC.
7967 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7969 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7971 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7972 (avr_extra_arch_macro) Remove declatation.
7973 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7974 (avr_extra_arch_macro) Declare as static.
7975 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7977 2009-07-11 Jan Hubicka <jh@suse.cz>
7980 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7982 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7985 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7986 cold_in_std_section bits.
7987 (dwarf2out_begin_prologue): Initialize them.
7988 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7989 if already covered by text_section or cold_text_section range.
7991 PR rtl-optimization/40667
7992 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7993 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7994 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7995 * config/i386/i386.c (ix86_minimum_alignment): New function.
7996 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7997 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7998 * emit-rtl.c (gen_reg_rtx): Likewise.
7999 * function.c (assign_parms): Likewise. If nominal_type needs
8000 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8001 rather than passed_type's alignment.
8004 * function.c (assign_parm_setup_stack): Adjust
8005 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8006 from nominal_mode on big endian.
8008 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8010 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8012 2009-07-10 DJ Delorie <dj@redhat.com>
8014 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8016 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8018 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8020 (thumb2_cbnz): Likewise.
8022 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8025 * config.gcc (supported_defaults): Add synci.
8026 (with_synci): Add validation.
8027 (all_defaults): Add synci.
8028 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8031 * config/mips/mips.opt (msynci): New option.
8032 * config/mips/mips.c (mips_override_options): Warn on use of
8033 -msynci for targets that do now support it.
8034 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8036 * gcc/doc/invoke.texi (-msynci): Document the new option.
8037 * doc/install.texi (--with-synci): Document the new option.
8039 2009-07-10 Richard Guenther <rguenther@suse.de>
8041 PR tree-optimization/40496
8042 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8043 the PHI result with a compatible type.
8045 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8049 * c.opt (Wunused-result): New.
8050 * doc/invoke.texi: Document it.
8051 * c-common.c (c_warn_unused_result): Use it.
8053 2009-07-09 DJ Delorie <dj@redhat.com>
8055 * targhooks.c (default_target_can_inline_p): Rename from
8056 default_target_option_can_inline_p.
8057 * targhooks.h (default_target_can_inline_p): Likewise.
8058 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8059 TARGET_OPTION_CAN_INLINE_P.
8060 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8061 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8062 (mep_target_can_inline_p): Rename from
8063 mep_target_option_can_inline_p.
8066 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8067 registers used to pass vectors.
8069 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8071 2009-07-09 Tom Tromey <tromey@redhat.com>
8073 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8074 * config/mmix/mmix.c: Include dwarf2.h.
8075 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8076 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8077 * config/sh/sh.c: Include dwarf2.h.
8078 * config/i386/i386.c: Include dwarf2.h.
8079 * Makefile.in (DWARF2_H): Remove 'elf'.
8080 * except.c: Include dwarf2.h.
8081 * unwind-dw2.c: Include dwarf2.h.
8082 * dwarf2out.c: Include dwarf2.h.
8083 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8084 * unwind-dw2-fde.c: Include dwarf2.h.
8085 * dwarf2asm.c: Include dwarf2.h.
8087 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8089 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8090 (max_issue): Use it.
8091 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8093 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8094 (region_sched_info): Update.
8095 * sched-ebb.c (ebb_sched_info): Update.
8096 * modulo-sched.c (sms_sched_info): Update.
8097 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8099 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8101 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8103 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8105 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8107 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8110 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8111 arg1 with arg01 if arg1 is already INTEGER_CST.
8113 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8115 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8116 Transform (and (truncate)) into (truncate (and)).
8118 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8120 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8121 creating LHS paradoxical subregs. Fix surrounding returns to
8122 use NULL_RTX rather than 0.
8124 2009-07-08 DJ Delorie <dj@redhat.com>
8126 * config/mep/mep.c: (mep_option_can_inline_p): New.
8127 (TARGET_OPTION_CAN_INLINE_P): Define.
8129 2009-07-08 Mark Wielaard <mjw@redhat.com>
8132 * dwarf2out.c (add_data_member_location_attribute): When we have
8133 only a constant offset don't emit a new location description using
8134 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8137 2009-07-08 Richard Henderson <rth@redhat.com>
8140 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8141 (enum reg_class): Add CLOBBERED_REGS.
8142 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8143 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8144 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8145 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8146 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8147 force 64-bit sibcalls into R11.
8148 * config/i386/constraints.md (U): New constraint.
8149 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8150 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8151 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8153 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8155 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8157 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8158 * ebitmap.h (dump_ebitmap): Ditto.
8159 * optabs.h (optab_libfunc): Ditto.
8160 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8161 * tree-flow.h (vect_can_force_dr_alignment_p,
8162 get_vectype_for_scalar_type): Ditto.
8163 (vectorize_loops): Move prototype to ...
8164 * tree-vectorizer.h: ... here. Also, adjust comment.
8165 (vect_set_verbosity_level): Remove duplicate prototype.
8166 * tree-ssa-loop.c: Include tree-vectorizer.h.
8167 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8169 2009-07-08 Nick Clifton <nickc@redhat.com>
8171 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8174 2009-07-08 DJ Delorie <dj@redhat.com>
8176 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8177 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8178 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8180 * config/mep/intrinsics.md: Regenerated.
8181 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8182 registers when asm() or calls are detected.
8184 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8187 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8189 * gimple (gimple_build_call_from_tree): Likewise.
8190 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8191 no_warning flag before warning.
8193 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8195 * tree.c (set_expr_locus): Remove.
8196 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8197 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8199 * gimplify.c (internal_get_tmp_var): Likewise.
8200 (gimplify_call_expr): Likewise.
8201 (gimplify_one_sizepos): Likewise.
8203 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8206 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8207 to variables for debugging purposes.
8209 2009-06-23 Mark Loeser <mark@halcy0n.com>
8212 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8214 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8216 * pretty-print.c (pp_base_format): Remove %J.
8217 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8218 gcc_cxxdiag_char_table): Likewise.
8219 (init_dynamic_diag_info): Likewise.
8221 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8223 * pretty-print.c (pp_base_format): Remove %H.
8224 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8225 gcc_cxxdiag_char_table): Likewise.
8226 (init_dynamic_diag_info): Likewise.
8227 * config/mep/mep.c (mep_select_section): Likewise.
8229 2009-07-07 Duncan Sands <baldrick@free.fr>
8231 * final.c (pass_clean_state): Give the pass a name.
8232 * passes.c (pass_rest_of_compilation): Likewise.
8233 * tree-optimize.c (pass_all_optimizations): Likewise.
8235 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8237 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8238 an extra 'decl' for error_at.
8240 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8243 * tree-tailcall.c (adjust_return_value_with_ops,
8244 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8245 if it has complex or vector type.
8247 2009-07-07 Olivier Hainque <hainque@adacore.com>
8249 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8252 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8254 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8256 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8258 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8259 * c-decl.c: Likewise.
8260 * function.c: Likewise.
8261 * varasm.c: Likewise.
8262 * tree-ssa.c: Likewise.
8263 * c-common.c: Likewise.
8264 * tree-cfg.c: Likewise.
8265 * config/spu/spu.c: Likewise.
8266 * config/ia64/ia64.c: Likewise.
8267 * config/v850/v850.c: Likewise.
8269 2009-07-06 DJ Delorie <dj@redhat.com>
8271 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8272 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8273 unspecified accesses to control registers.
8274 * config/mep/intrinsics.md: Regenerate.
8275 * config/mep/intrinsics.h: Regenerate.
8276 * config/mep/mep-intrin.h: Regenerate.
8278 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8280 * c-lex.c: Replace %H by an explicit location. Update all calls.
8281 * c-common.c: Likewise.
8282 * c-decl.c: Likewise.
8283 * c-typeck.c: Likewise.
8284 * fold-const.c: Likewise.
8285 * gimplify.c: Likewise.
8287 * tree-cfg.c: Likewise.
8288 * tree-ssa-loop-niter.c: Likewise.
8289 * tree-vrp.c: Likewise.
8290 * value-prof.c: Likewise.
8292 2009-07-06 Diego Novillo <dnovillo@google.com>
8294 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8295 if it has one. Handle cases where VAR does not have an
8296 annotation or cfun is NULL.
8298 2009-07-06 Diego Novillo <dnovillo@google.com>
8300 * tree.c: Include debug.h.
8301 (initialize_tree_contains_struct): New.
8302 (init_ttree): Call it.
8303 (tree_node_structure_for_code): Factor out of ...
8304 (tree_node_structure): ... here.
8305 * treestruct.def (TS_PHI_NODE): Remove.
8306 (TS_GIMPLE_STATEMENT): Remove.
8308 2009-07-06 Diego Novillo <dnovillo@google.com>
8310 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8311 (debug_tree_chain): Handle cycles.
8313 2009-07-06 Nick Clifton <nickc@redhat.com>
8314 DJ Delorie <dj@redhat.com>
8316 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8317 __FMOVD_ENABLED__ is defined.
8319 (TARGET_FMOVD): Provide a default definition.
8320 (MASK_FMOVD): Likewise.
8321 (TARGET_CPU_CPP_BUILTINS): Define
8322 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8323 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8324 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8325 (split for DF load from memory into register): Also handle
8326 MEMs which consist of REG+DISP addressing.
8327 (split for DF store from register to memory): Likewise.
8328 (movsf_ie): Always use single fp_mode.
8329 * config/sh/sh.c (sh_override_options): Do not automatically
8330 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8331 that to the -mfmovd command line switch.
8332 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8333 (fldi_ok): Always allow.
8334 * config/sh/sh.opt (mfmovd): Remove this switch.
8335 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8337 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8338 Kaz Kojima <kkojima@gcc.gnu.org>
8340 PR rtl-optimization/30807
8341 * postreload.c (reload_combine): For every new use of REG_SUM,
8342 record the use of BASE.
8344 2009-07-06 Jan Hubicka <jh@suse.cz>
8346 * params.def: Revert my accidental commit at 2009-06-30.
8348 2009-07-04 Ian Lance Taylor <iant@google.com>
8351 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8353 (mingw_format_attribute_overrides): Likewise.
8355 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8358 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8359 don't check cfa.reg. Instead of cfa.indirect use
8360 fde && fde->drap_reg != INVALID_REGNUM test.
8362 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8364 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8366 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8369 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8371 2009-07-03 Richard Guenther <rguenther@suse.de>
8373 PR tree-optimization/40640
8374 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8377 2009-07-03 Jan Hubicka <jh@suse.cz>
8379 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8380 for size, reduce amount of inlining.
8382 2009-07-03 Richard Guenther <rguenther@suse.de>
8385 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8386 if t +- x is known to not overflow and the conversion widens the
8388 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8390 2009-07-03 Jan Hubicka <jh@suse.cz>
8392 * ipa-pure-const.c (analyze): Update loop optimizer init.
8393 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8394 try_remove_empty_loop, remove_empty_loops): Remove.
8395 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8396 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8397 to mark regular loops as neccesary.
8398 (degenerate_phi_p): New function.
8399 (propagate_necessity, remove_dead_phis): Use it.
8400 (forward_edge_to_pdom): Likewise.
8401 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8402 virtual PHI nodes that became unreachable.
8403 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8404 * tree-flow.h (remove_empty_loops): Remove.
8405 * passes.c (init_optimization_passes): Remove.
8407 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8409 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8410 can_create_pseudo_p.
8411 (*fix_trunc<mode>_i387_1): Ditto.
8412 (*floathi<mode>2_1): Ditto.
8413 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8414 (*fistdi2_1): Ditto.
8415 (*fist<mode>2_1): Ditto.
8416 (frndintxf2_floor): Ditto.
8417 (*fist<mode>2_floor_1): Ditto.
8418 (frndintxf2_ceil): Ditto.
8419 (*fist<mode>2_ceil_1): Ditto.
8420 (frndintxf2_trunc): Ditto.
8421 (frndintxf2_mask_pm): Ditto.
8422 (fxam<mode>2_i387_with_temp): Ditto.
8423 * config/i386/sse.md (mulv16qi3): Ditto.
8424 (*sse2_mulv4si3): Ditto.
8426 (sse4_2_pcmpestr): Ditto.
8427 (sse4_2_pcmpistr): Ditto.
8429 2009-07-03 Jan Hubicka <jh@suse.cz>
8431 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8432 (mark_stmt_necessary): Set it.
8433 (mark_operand_necessary): Set it.
8434 (mark_control_dependent_edges_necessary): Set it.
8435 (mark_virtual_phi_result_for_renaming): New function.
8436 (get_live_post_dom): New function.
8437 (forward_edge_to_pdom): New function.
8438 (remove_dead_stmt): Fix handling of control dependences.
8439 (tree_dce_init): Init new bitmap.
8440 (tree_dce_done): Free it.
8442 2009-07-02 Richard Guenther <rguenther@suse.de>
8445 * tree-ssa-structalias.c (new_var_info): Initialize
8448 2009-07-02 Jan Hubicka <jh@suse.cz>
8450 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8453 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8455 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8456 instead of recomputing it. Adjust calls.
8457 (emit_store_flag): Adjust recursive calls.
8459 2009-07-02 Richard Guenther <rguenther@suse.de>
8461 * tree-ssa-live.c (remove_unused_locals): Do not remove
8463 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8464 of DECL_EXTERNAL for HEAP variables.
8465 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8466 HEAP variables. Do not adjust RESTRICT vars.
8467 (find_what_var_points_to): Nobody cares if something
8470 2009-07-02 Ben Elliston <bje@au.ibm.com>
8472 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8473 pc_low and pc_high declarations to the top of the function.
8475 2009-07-01 DJ Delorie <dj@redhat.com>
8477 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8479 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8480 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8481 unspecified accesses to control registers.
8482 * config/mep/intrinsics.md: Regenerate.
8483 * config/mep/intrinsics.h: Regenerate.
8484 * config/mep/mep-intrin.h: Regenerate.
8486 2009-07-01 Anthony Green <green@moxielogic.com>
8488 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8489 instruction when possible.
8490 (moxie_expand_prologue): Ditto. Also, save an instruction and
8491 some complexity by popping off of $r12 instead of $sp.
8492 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8495 2009-07-01 Richard Henderson <rth@redhat.com>
8498 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8499 contained no insns, reposition note before last insn.
8501 2009-07-01 Richard Henderson <rth@redhat.com>
8504 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8505 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8507 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8510 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8511 darwin9 for printing reg addresses with %y.
8513 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8515 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8516 truncation from operands in binary operations.
8518 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8521 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8522 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8523 subreg of op0 to the original op0.
8525 * expmed.c (store_bit_field_1): Use a temporary as the destination
8526 instead of a paradoxical subreg when we need to truncate the result.
8528 2009-07-01 DJ Delorie <dj@redhat.com>
8530 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8531 names to VLIW variants.
8532 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8533 * config/mep/intrinsics.md: Regenerate.
8534 * config/mep/intrinsics.h: Regenerate.
8535 * config/mep/mep-intrin.h: Regenerate.
8537 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8540 * jump.c (returnjump_p): Revert last patch.
8541 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8543 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8546 * pa.md (casesi32p): Use jump table label to determine the offset
8548 (casesi64p): Likewise.
8550 * pa.c (forward_branch_p): Return bool type. Use instruction
8551 addresses when available. Assert that INSN has a jump label.
8552 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8555 2009-07-01 Richard Guenther <rguenther@suse.de>
8557 PR tree-optimization/19831
8558 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8559 that only act as barriers do not make any previous stores necessary.
8560 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8561 HEAP variables global, do not add a constraint from nonlocal.
8562 (find_func_aliases): Handle escapes through return statements.
8563 (compute_points_to_sets): Make escaped HEAP variables global.
8565 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8568 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8569 after reducing a DImode cstore to SImode.
8571 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8573 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8574 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8576 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8578 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8579 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8581 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8582 and umod_optab if TARGET_BSD_DIVMOD.
8583 * config/vax/lib1funcs.asm: New file.
8584 * config/vax/t-linux: New file.
8585 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8587 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8590 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8591 to type arguments that have void type.
8594 * dwarf2out.c (gen_formal_parameter_die): Call
8595 equate_decl_number_to_die if node is different from origin.
8597 2009-06-30 Anthony Green <green@moxielogic.com>
8599 Clean up moxie port for --enable-build-with-cxx.
8600 * config/moxie/moxie.c (moxie_function_value): First two
8601 parameters are const_tree, not tree.
8602 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8603 (REG_CLASS_NAMES): Ditto.
8604 (REGNO_REG_CLASS): Ditto.
8605 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8606 (moxie_function_value): Fix constyness of arguments.
8608 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8610 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8611 finalize_size_functions before further processing.
8612 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8613 (variable_size): Call self_referential_size on size expressions
8614 that contain a PLACEHOLDER_EXPR.
8615 (size_functions): New static variable.
8616 (copy_self_referential_tree_r): New static function.
8617 (self_referential_size): Likewise.
8618 (finalize_size_functions): New global function.
8619 * tree.c: Include tree-inline.h.
8620 (push_without_duplicates): New static function.
8621 (find_placeholder_in_expr): New global function.
8622 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8624 <tcc_expression>: Likewise.
8625 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8626 the call in the expression.
8627 * tree.h (finalize_size_functions): Declare.
8628 (find_placeholder_in_expr): Likewise.
8629 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8630 (substitute_placeholder_in_expr): Update comment.
8631 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8633 (copy_tree_body_r): Likewise.
8634 (copy_tree_body): New static function.
8635 (maybe_inline_call_in_expr): New global function.
8636 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8637 (maybe_inline_call_in_expr): Declare.
8638 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8639 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8642 2009-06-30 Richard Guenther <rguenther@suse.de>
8644 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8646 (propagate_necessity): Do not mark reaching defs of stores
8649 2009-06-30 Jan Hubicka <jh@suse.cz>
8651 * cfgloopanal.c (check_irred): Move into ...
8652 (mark_irreducible_loops): ... here; return true if ireducible
8654 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8655 (analyze_function): Try to prove loop finiteness.
8656 * cfgloop.h (mark_irreducible_loops): Update prototype.
8657 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8659 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8661 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8663 2009-06-30 Ira Rosen <irar@il.ibm.com>
8665 PR tree-optimization/40542
8666 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8669 2009-06-30 Martin Jambor <mjambor@suse.cz>
8671 PR tree-optimization/40582
8672 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8673 than useless_type_conversion_p.
8674 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8677 2009-06-30 Martin Jambor <mjambor@suse.cz>
8680 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8682 2009-06-30 Richard Guenther <rguenther@suse.de>
8684 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8685 use ao_ref references.
8686 (walk_aliased_vdefs): Likewise.
8687 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8688 * tree-ssa-dce.c (struct ref_data): Remove.
8689 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8690 (mark_aliased_reaching_defs_necessary): Adjust.
8691 (mark_all_reaching_defs_necessary_1): Likewise.
8693 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8696 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8697 (emit_store_flag_1): Extract from emit_store_flag, adjust
8698 calls to (what now is) emit_cstore.
8699 (emit_store_flag): Call emit_store_flag_1 and also use it
8700 for what used to be recursive calls.
8702 2009-06-30 Wei Guozhi <carrot@google.com>
8705 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8706 if the target bb post dominates from bb.
8707 * config/i386/i386.c (memory_address_length): Check existence of base
8708 register before using it.
8710 2009-06-30 Nick Clifton <nickc@redhat.com>
8711 DJ Delorie <dj@redhat.com>
8713 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8714 __FMOVD_ENABLED__ is defined.
8716 (TARGET_FMOVD): Provide a default definition.
8717 (MASK_FMOVD): Likewise.
8718 (TARGET_CPU_CPP_BUILTINS): Define
8719 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8720 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8721 two fmov instructions depending upon whether TARGET_FMOVD is
8723 (split for DF load from memory into register): Also handle
8724 MEMs which consist of REG+DISP addressing.
8725 (split for DF store from register to memory): Likewise.
8726 * config/sh/sh.opt (mfmovd): Remove this switch.
8727 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8728 * config/sh/sh.c (sh_override_options): Do not automatically
8729 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8730 that to the -mfmovd command line switch.
8732 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8734 (fldi_ok): Always allow.
8735 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8737 2009-06-29 DJ Delorie <dj@redhat.com>
8739 * doc/install.texi (mep-x-elf): Correct chip's full name.
8741 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8743 * doc/extend.texi: Fix typo.
8745 2009-06-29 Tom Tromey <tromey@redhat.com>
8748 * Makefile.in (DWARF2_H): New variable.
8750 (dwarf2out.o): Likewise.
8751 (dwarf2asm.o): Likewise.
8752 * config/i386/t-i386: Use DWARF2_H.
8753 * except.c: Include elf/dwarf2.h.
8754 * unwind-dw2.c: Include elf/dwarf2.h.
8755 * dwarf2out.c: Include elf/dwarf2.h.
8756 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8757 <dtprel>: New field.
8758 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8759 (size_of_loc_descr): Likewise.
8760 (output_loc_operands_raw): Likewise.
8761 (output_loc_operands): Handle new dtprel field.
8762 (loc_checksum): Update.
8763 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8764 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8765 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8766 * dwarf2asm.c: Include elf/dwarf2.h.
8767 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8768 * config/mmix/mmix.c: Include elf/dwarf2.h.
8769 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8770 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8771 * config/sh/sh.c: Include elf/dwarf2.h.
8772 * config/i386/i386.c: Include elf/dwarf2.h.
8774 2009-06-29 DJ Delorie <dj@redhat.com>
8776 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8778 * doc/extend.texi: Add MeP attributes and pragmas.
8779 * doc/invoke.text: Add MeP Options.
8780 * doc/contrib.texi: Add MeP contribution.
8781 * doc/md.texi: Add MeP constraints.
8782 * doc/install.texi: Add MeP target.
8784 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8786 * target.h (struct gcc_target): Add frame_pointer_required field.
8787 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8788 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8789 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8791 * reload1.c (update_eliminables): (Ditto.).
8792 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8793 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8794 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8796 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8798 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8799 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8800 (arm_frame_pointer_required): New function.
8802 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8803 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8804 (avr_frame_pointer_required_p): Declare as static.
8805 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8807 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8808 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8809 (bfin_frame_pointer_required): Make as static, change return type
8811 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8813 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8814 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8815 (cris_frame_pointer_required): New function.
8817 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8819 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8820 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8821 (fr30_frame_pointer_required): New function.
8823 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8824 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8825 (frv_frame_pointer_required): Make as static, change return type
8827 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8829 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8830 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8831 (ix86_frame_pointer_required): Make as static, change return type to
8833 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8835 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8836 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8838 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8840 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8842 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8844 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8845 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8846 (mips_frame_pointer_required): Make as static.
8847 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8849 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8850 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8851 (mmix_frame_pointer_required): Mew function.
8853 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8854 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8856 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8858 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8860 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8862 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8863 (CAN_ELIMINATE): Redefine.
8864 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8865 (sparc_frame_pointer_required): New function.
8866 (sparc_can_eliminate): New function.
8867 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8869 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8870 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8872 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8873 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8874 (xtensa_frame_pointer_required): Make as static, change return type
8876 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8879 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8881 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8882 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8883 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8884 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8885 (register_callback): Handle PLUGIN_START_UNIT.
8886 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8888 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8890 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8892 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8893 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8895 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8897 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8900 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8902 * doc/extend.texi (Additional Floating Types): __float128 is also
8903 supported on i386 targets.
8905 2009-06-29 Richard Guenther <rguenther@suse.de>
8908 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8910 (pt_solutions_same_restrict_base): Declare.
8911 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8913 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8914 (make_constraint_from, make_copy_constraint): Move earlier.
8915 (make_constraint_from_heapvar): New function.
8916 (make_constraint_from_restrict): Likewise.
8917 (handle_lhs_call): Use it.
8918 (find_func_aliases): Use it to track conversions to restrict
8920 (struct fieldoff): Add only_restrict_pointers flag.
8921 (push_fields_onto_fieldstack): Initialize it.
8922 (create_variable_info_for): Track global restrict qualified pointers.
8923 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8924 Track restrict qualified pointer arguments.
8925 (set_uids_in_ptset): Use varinfo is_global_var flag.
8926 (find_what_var_points_to): Set the vars_contains_restrict flag.
8927 Always create the points-to solution for sets including restrict tags.
8928 (pt_solutions_same_restrict_base): New function.
8929 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8930 qualified pointers use pt_solutions_same_restrict_base as
8931 additional source for disambiguation.
8933 2009-06-29 Richard Guenther <rguenther@suse.de>
8936 * alias.c (find_base_decl): Remove.
8937 (get_deref_alias_set_1): Remove restrict handling.
8938 * c-common.c (c_apply_type_quals_to_decl): Do not set
8939 DECL_POINTER_ALIAS_SET.
8940 * gimplify.c (find_single_pointer_decl_1): Remove.
8941 (find_single_pointer_decl): Likewise.
8942 (internal_get_tmp_var): Remove restrict handling.
8943 (gimple_regimplify_operands): Likewise.
8944 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8945 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8946 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8947 * tree.c (restrict_base_for_decl): Remove.
8948 (init_ttree): Do not allocate it.
8949 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8950 LABEL_DECL_UID for label decls.
8951 (copy_node_stat): Do not copy restrict information.
8952 (decl_restrict_base_lookup): Remove.
8953 (decl_restrict_base_insert): Likewise.
8954 (print_restrict_base_statistics): Likewise.
8955 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8956 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8957 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8958 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8959 (LABEL_DECL_UID): Adjust.
8960 (DECL_BASED_ON_RESTRICT_P): Remove.
8961 (DECL_GET_RESTRICT_BASE): Likewise.
8962 (SET_DECL_RESTRICT_BASE): Likewise.
8963 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8965 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8966 instead of DECL_POINTER_ALIAS_SET.
8967 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8968 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8969 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8971 2009-06-29 Richard Guenther <rguenther@suse.de>
8973 PR tree-optimization/40579
8974 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8975 the IL to simplify has constants that overflowed.
8977 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8979 PR tree-optimization/40550
8980 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8981 vector_compute_type only when the size of vector_compute_type is
8982 less than the size of type.
8984 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8986 * fold-const.c (contains_label_1): Fix comments.
8987 (contains_label_p): Do not walk trees multiple time.
8989 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8991 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8992 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8993 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8994 ix86_fp_comparison_operator.
8995 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8996 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8997 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8998 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8999 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9000 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9001 (related splits): Change predicate to ix86_fp_comparison_operator.
9002 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9003 instead of ix86_fp_comparison_codes.
9004 (ix86_trivial_fp_comparison_operator,
9005 ix86_fp_comparison_operator): New.
9006 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9007 (ix86_expand_compare): Eliminate last two parameters.
9008 (ix86_fp_jump_nontrivial_p): Kill.
9009 * config/i386/i386.c (put_condition_code): Eliminate call to
9010 ix86_fp_comparison_codes and subsequent assertion.
9011 (ix86_fp_comparison_codes): Eliminate.
9012 (ix86_fp_swap_condition): New.
9013 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9014 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9015 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9016 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9017 and ix86_fp_swap_condition.
9018 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9019 Use ix86_fp_comparison_strategy.
9020 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9021 (ix86_fp_jump_nontrivial_p): Eliminate.
9022 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9023 call to ix86_expand_compare.
9024 (ix86_split_fp_branch, ix86_expand_setcc,
9025 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9026 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9028 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9030 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9031 related to jump_clobbers.
9032 * config/arm/arm.md (conds): Remove jump_clob case.
9033 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9034 splits): Change comparison_operator to arm_comparison_operator.
9035 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9038 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9040 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9041 condition for floating point modes.
9042 * expmed.c (emit_store_flag_1): Move here a bigger part
9044 (emit_store_flag): Try swapping the condition for floating point
9046 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9048 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9050 * expr.c (expand_expr_real_1): Just use do_store_flag.
9051 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9052 emit_store_flag_force.
9053 * expmed.c (emit_store_flag_force): Copy here trick
9054 previously in expand_expr_real_1. Try reversing the comparison.
9055 (emit_store_flag_1): Work if target is NULL.
9056 (emit_store_flag): Work if target is NULL, using the result mode
9057 from the comparison. Use split_comparison, restructure final part
9058 to simplify conditionals.
9060 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9062 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9063 * dojump.c (do_jump): Change handling of floating-point
9064 ops to use just do_compare_and_jump.
9065 (split_comparison): New.
9066 (do_compare_rtx_and_jump): Add here logic coming previously
9067 in do_jump, using split_comparison.
9069 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9072 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9074 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9076 * tree-ssa-alias.c: Fix unintentional commit.
9078 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9080 * passes.c (execute_one_pass): Fix unintentional commit.
9082 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9084 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9085 (df_rd_local_compute, df_md_local_compute): Inline them.
9087 (df_md_scratch): New.
9088 (df_md_alloc, df_md_free): Allocate/free it.
9089 (df_md_local_compute): Only include live registers in init.
9090 (df_md_transfer_function): Prune the in-set computed by
9091 the confluence function, and the gen-set too.
9093 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9095 PR rtl-optimization/26854
9096 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9097 * df-problems.c (df_rd_add_problem): Fix comment.
9098 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9099 df_md_simulate_artificial_defs_at_top,
9100 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9101 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9102 df_md_transfer_function, df_md_init, df_md_confluence_0,
9103 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9104 problem_MD, df_md_add_problem): New.
9105 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9106 df_md_get_bb_info): New.
9107 (DF_LAST_PROBLEM_PLUS1): Adjust.
9109 * Makefile.in (fwprop.o): Include domwalk.h.
9110 * fwprop.c: Include domwalk.h.
9111 (reg_defs, reg_defs_stack): New.
9112 (bitmap_only_bit_between): Remove.
9113 (process_defs): New.
9114 (process_uses): Use reg_defs and local_md instead of
9115 bitmap_only_bit_between and local_rd.
9116 (single_def_use_enter_block): New, from build_single_def_use_links.
9117 (single_def_use_leave_block): New.
9118 (build_single_def_use_links): Remove code moved to
9119 single_def_use_enter_block, invoke domwalk.
9120 (use_killed_between): Adjust comment.
9122 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9124 * bitmap.h (bitmap_ior_and_into): New.
9125 * bitmap.c (bitmap_ior_and_into): New.
9127 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9129 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9130 before_dom_children_before_stmts and after_dom_children_after_stmts.
9131 Rename the two remaining callbacks to just before_dom_children and
9132 after_dom_children. Remove other GIMPLE statement walking bits.
9133 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9134 * graphite.c: Do not include domwalk.h.
9135 * tree-into-ssa.c (interesting_blocks): New global.
9136 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9137 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9138 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9139 now that they're not domwalk callbacks.
9140 (rewrite_initialize_block): Rename to...
9141 (rewrite_enter_block): ... this, place after called functions. Test
9142 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9143 (rewrite_finalize_block): Rename to...
9144 (rewrite_leave_block): ... this, place after called functions.
9145 (rewrite_update_init_block): Rename to...
9146 (rewrite_update_enter_block): ... this, place after called functions.
9147 Test interesting_blocks, call rewrite_update_stmt and
9148 rewrite_update_phi_arguments.
9149 (rewrite_update_fini_block): Rename to...
9150 (rewrite_leave_block): ... this, place after called functions.
9151 (rewrite_blocks): Remove last argument, simplify initialization of
9153 (mark_def_sites_initialize_block): Rename to...
9154 (mark_def_sites_block): ... this, call mark_def_sites.
9155 (mark_def_sites_blocks): Remove argument, simplify initialization of
9157 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9158 (update_ssa): Likewise.
9159 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9161 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9162 (dom_opt_initialize_block): Rename to...
9163 (dom_opt_enter_block): ... this, place after called functions. Walk
9164 statements here, inline propagate_to_outgoing_edges.
9165 (dom_opt_finalize_block): Rename to...
9166 (dom_opt_leave_block): ... this, place after called functions.
9167 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9169 (dse_enter_block, dse_record_phi): New.
9170 (dse_record_phis): Delete.
9171 (dse_finalize_block): Rename to...
9172 (dse_leave_block): ... this.
9173 (tree_ssa_dse): Simplify initialization of walk_data.
9174 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9175 Adjust initialization of walk_data.
9176 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9177 * tree-ssa-loop-phiopt.c (get_non_trapping):
9178 Adjust initialization of walk_data.
9179 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9180 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9181 it's not a domwalk callback.
9182 (uncprop_initialize_block): Rename to...
9183 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9184 (dse_finalize_block): Rename to...
9185 (dse_leave_block): ... this.
9186 (tree_ssa_uncprop): Simplify initialization of walk_data.
9187 * Makefile.in: Adjust dependencies.
9189 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9191 * arm.md (casesi): Fix test for Thumb1.
9192 (thumb1_casesi_internal_pic): Likewise.
9193 (thumb1_casesi_dispatch): Likewise.
9195 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9197 * config/arm/arm-cores.def: Added core cortex-m0.
9198 * config/arm/arm-tune.md: Regenerated.
9199 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9201 2009-06-26 DJ Delorie <dj@redhat.com>
9203 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9205 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9206 the scheduler doesn't tag jump insns.
9208 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9210 * c-decl.c (merge_decls): Re-indent.
9212 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9215 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9216 Special-case decimal float constants.
9218 2009-06-26 Richard Henderson <rth@redhat.com>
9220 * function.h (struct function): Add cannot_be_copied_reason,
9221 and cannot_be_copied_set.
9222 * tree-inline.c (has_label_address_in_static_1): Rename from
9223 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9224 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9225 don't set inline_forbidden_reason.
9226 (copy_forbidden): New function, split out of inline_forbidden_p.
9227 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9228 (inline_forbidden_p): Use copy_forbidden.
9229 (tree_versionable_function_p): Likewise.
9230 (inlinable_function_p): Merge into tree_inlinable_function_p.
9231 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9232 * ipa-cp.c (ipcp_versionable_function_p): New function.
9233 (ipcp_cloning_candidate_p): Use it.
9234 (ipcp_node_modifiable_p): Likewise.
9236 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9238 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9239 that is marked not to be inlined. Remove flag_mudflap use.
9240 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9241 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9243 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9246 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9247 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9249 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9251 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9253 (__mingwthr_remove_key_dtor): Likewise.
9255 2009-06-26 Richard Guenther <rguenther@suse.de>
9257 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9259 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9262 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9263 try the non-cond_exec path also.
9265 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9268 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9269 (output_cbranch): Use new functions.
9270 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9273 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9274 Pat Haugen <pthaugen@us.ibm.com>
9275 Revital Eres <ERES@il.ibm.com>
9277 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9278 for %c error. Add %x support to print VSX registers as a unified
9279 register set, instead of separate float and altivec registers.
9280 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9281 %y case, and add support for VSX pre-modify addresses.
9282 (output_toc): Add assert for CONST containing an integer constant
9284 (rs6000_adjust_cost): Add POWER7 support.
9285 (insn_must_be_first_in_group): Ditto.
9286 (insn_must_be_last_in_group): Ditto.
9287 (rs6000_emit_popcount): Ditto.
9288 (rs6000_vector_mode_supported_p): Ditto.
9290 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9291 Change some of the functions called by macros to being called
9292 through a pointer, so debug functions can be inserted if
9293 -mdebug=addr or -mdebug=cost.
9294 (rs6000_preferred_reload_class_ptr): Ditto.
9295 (rs6000_secondary_reload_class_ptr): Ditto.
9296 (rs6000_secondary_memory_needed_ptr): Ditto.
9297 (rs6000_cannot_change_mode_class_ptr): Ditto.
9298 (rs6000_secondary_reload_inner): Ditto.
9299 (rs6000_legitimize_reload_address): Ditto.
9300 (rs6000_legitimize_reload_address_ptr): Ditto.
9301 (rs6000_mode_dependent_address): Ditto.
9302 (rs6000_mode_dependent_address_ptr): Ditto.
9304 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9305 function to return true if the mode allows reg + integer
9307 (virtual_stack_registers_memory_p): New function to return true if
9308 the address refers to a virtual stack register.
9309 (rs6000_legitimate_offset_address_p): Move code to say whether a
9310 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9312 (rs6000_legitimate_address_p): Add checks for modes that only can
9313 do reg+reg addressing. Start adding VSX support.
9314 (rs6000_legitimize_reload_address): Ditto.
9315 (rs6000_legitimize_address): Ditto.
9316 (rs6000_debug_legitimate_address_p): New debug functions for
9317 -mdebug=addr and -mdebug=cost.
9318 (rs6000_debug_rtx_costs): Ditto.
9319 (rs6000_debug_address_costs): Ditto.
9320 (rs6000_debug_adjust_cost): Ditto.
9321 (rs6000_debug_legitimize_address): Ditto.
9322 (rs6000_legitimize_reload_address_ptr): Point to call normal
9323 function or debug function. Make functions called via pointer
9325 (rs6000_mode_dependent_address_ptr): Ditto.
9326 (rs6000_secondary_reload_class_ptr): Ditto.
9327 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9328 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9329 into a friendlier error.
9330 (rs6000_init_builtins): Add initial VSX support.
9331 (rs6000_adjust_cost): Fix some spacing issues.
9333 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9334 (REG_CLASS_NAMES): Ditto.
9335 (REG_CLASS_CONTENTS): Ditto.
9336 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9337 pointer, to add -mdebug=addr support.
9338 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9339 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9340 -mdebug=addr support.
9341 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9342 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9343 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9345 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9347 (bswapsi*): Set attribute types for load/store. Add combiner
9348 patterns to eliminate zero extend on 64-bit.
9349 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9350 stdbrx if the hardware supports those instructions.
9352 2009-06-25 Ian Lance Taylor <iant@google.com>
9354 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9355 (Link Options): Document -static-libstdc++.
9357 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9360 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9361 DATA_ALIGNMENT instead.
9363 2009-06-25 Richard Guenther <rguenther@suse.de>
9365 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9366 indirect references against the callused/escaped solutions.
9367 (call_may_clobber_ref_p_1): Likewise.
9369 2009-06-25 Martin Jambor <mjambor@suse.cz>
9371 PR tree-optimization/40493
9372 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9373 (enum unscalarized_data_handling): New type.
9374 (handle_unscalarized_data_in_subtree): Return what has been done.
9375 (load_assign_lhs_subreplacements): Handle left flushes differently.
9376 (sra_modify_assign): Use unscalarized_data_handling, simplified
9377 condition determining whether to remove the statement.
9379 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9381 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9382 excerpt - @ should be doubled for texinfo.
9384 2009-06-24 Ian Lance Taylor <iant@google.com>
9386 * config/arc/arc.c: Include "df.h".
9387 (arc_attribute_table): Make static. Move higher in file.
9388 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9389 (output_shift): Initialize n later to avoid warning.
9390 * config/arm/arm.c (arm_attribute_table): Make static. Move
9392 * config/avr/avr.c (avr_attribute_table): Make static. Move
9394 (reg_class_tab): Change array type from int to enum reg_class.
9395 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9397 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9398 (lshrhi3_out): Likewise.
9399 (class_likely_spilled_p): Change return type to bool.
9400 (avr_rtx_costs): Use local code variable with enum type.
9401 * config/avr/avr.md (movmemhi): Use add_reg_note.
9402 (andhi3, andsi3): Don't use AS2 with "and".
9403 (iorhi3, iorsi3): Don't use AS2 with "or".
9404 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9405 * config/crx/crx.c: Include "df.h".
9406 (crx_attribute_table): Make static.
9407 * config/m32r/m32r.c: Include "df.h".
9408 (m32r_attribute_table): Make static. Move higher in file.
9409 (pop): Use add_reg_note.
9410 (block_move_call): Change 0 to LCT_NORMAL in function call.
9411 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9412 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9413 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9414 declare, not just when TREE_CODE is defined.
9415 * config/m68hc11/m68hc11.c: Include "expr.h".
9416 (m68hc11_attribute_table): Make static. Move higher in file.
9417 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9419 (m68hc11_register_indirect_p): Likewise.
9420 (m68hc11_function_arg_padding): Change return type to enum
9422 (emit_move_after_reload): Use add_reg_note.
9423 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9424 (m68hc11_split_logical): Likewise.
9425 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9427 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9428 to VOIDmode in function call.
9429 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9431 (m68hc11_split_logical): Update declaration.
9432 (m68hc11_function_arg_padding): Update declaration.
9433 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9434 to array of enum reg_class.
9435 (mcore_attribute_table): Make static. Move higher in file.
9436 (mcore_rtx_costs): Add cast to enum type.
9437 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9438 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9439 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9441 * config/sh/predicates.md (trapping_target_operand): Rename and to
9443 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9445 * config/spu/spu.c (spu_attribute_table): Make static. Move
9447 * config/v850/v850.c (v850_attribute_table): Make static. Move
9449 (v850_rtx_costs): Use local code with enum type.
9450 (expand_epilogue): Add cast.
9451 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9453 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9456 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9457 -m2a-single-only and -m2a-nofpu.
9458 * config/sh/sh.opt: Document m2a generates FPU code.
9460 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9462 * defaults.h (CAN_ELIMINATE): Provide default.
9463 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9464 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9465 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9466 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9467 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9468 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9469 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9470 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9471 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9472 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9474 2009-06-24 DJ Delorie <dj@redhat.com>
9476 * mep-ext-cop.cpu: Fix copyright notice.
9477 * mep-default: Fix copyright notice.
9478 * mep-core: Fix copyright notice.
9479 * mep: Fix copyright notice.
9480 * mep-ivc2: Fix copyright notice.
9481 * mep-c5: Fix copyright notice.
9483 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9485 * doc/contrib.texi (Contributors):
9487 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9490 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9491 src and dst operands if necessary.
9493 2009-06-23 DJ Delorie <dj@redhat.com>
9496 * config.gcc: Add mep support.
9497 * recog.c: Resurrect validate_replace_rtx_subexp().
9498 * recog.h: Likewise.
9499 * config/mep/: Add new port:
9500 * config/mep/constraints.md: New file.
9501 * config/mep/default.h: New file.
9502 * config/mep/intrinsics.h: New file.
9503 * config/mep/intrinsics.md: New file.
9504 * config/mep/ivc2-template.h: New file.
9505 * config/mep/mep-c5.cpu: New file.
9506 * config/mep/mep-core.cpu: New file.
9507 * config/mep/mep-default.cpu: New file.
9508 * config/mep/mep-ext-cop.cpu: New file.
9509 * config/mep/mep-intrin.h: New file.
9510 * config/mep/mep-ivc2.cpu: New file.
9511 * config/mep/mep-lib1.asm: New file.
9512 * config/mep/mep-lib2.c: New file.
9513 * config/mep/mep-pragma.c: New file.
9514 * config/mep/mep-protos.h: New file.
9515 * config/mep/mep-tramp.c: New file.
9516 * config/mep/mep.c: New file.
9517 * config/mep/mep.cpu: New file.
9518 * config/mep/mep.h: New file.
9519 * config/mep/mep.md: New file.
9520 * config/mep/mep.opt: New file.
9521 * config/mep/predicates.md: New file.
9522 * config/mep/t-mep: New file.
9524 2009-06-23 Ian Lance Taylor <iant@google.com>
9526 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9527 from loose_warn into c_loose_warn and from strict_warn into
9528 c_strict_warn. Set and substitute warn_cxxflags. Check for
9529 --enable-build-with-cxx. Set and substitute
9530 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9531 * Makefile.in (CXXFLAGS): New variable.
9532 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9533 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9534 the default is the same as $(STRICT_WARN).
9535 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9536 (CXX): New variable.
9537 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9538 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9539 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9540 (HOST_LIBS): New variable.
9541 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9542 (ALL_CXXFLAGS): New variable.
9543 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9544 * doc/install.texi (Configuration): Document
9545 --enable-build-with-cxx, --with-stage1-ldflags,
9546 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9547 * configure: Rebuild.
9549 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9551 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9552 from previous commit.
9554 2009-06-23 Ian Lance Taylor <iant@google.com>
9556 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9558 2009-06-23 Ian Lance Taylor <iant@google.com>
9560 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9561 with ATTRIBUTE_UNUSED.
9563 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9564 Pat Haugen <pthaugen@us.ibm.com>
9565 Revital Eres <eres@il.ibm.com>
9567 * config.in (HAVE_AS_POPCNTD): Add default definition.
9568 (HAVE_AS_LWSYNC): Ditto.
9570 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9572 (gcc_cv_as_powerpc_cmpb): Ditto.
9573 (gcc_cv_as_powerpc_dfp): Ditto.
9574 (gcc_cv_as_powerpc_vsx): Ditto.
9575 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9576 supporting the popcntd/lwsync instructions.
9577 (gcc_cv_as_powerpc_lwsync): Ditto.
9578 * configure: Regenerate.
9580 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9581 -mcpu=native and -mcpu=power7.
9582 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9584 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9585 a variable instead of a mask to reduce the number of mask bits.
9586 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9587 (-mbit-word): Ditto.
9588 (-mregnames): Ditto.
9589 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9590 (-mfused-madd): Ditto.
9592 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9594 (-mvsx): New switch for VSX instructions.
9595 (-misel): Move from a variable to a mask to allow it to be set by
9598 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9599 function declaration to an array declaration.
9600 (rs6000_hard_regno_nregs): New external array declaration.
9602 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9603 files included by rs6000.md.
9605 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9606 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9608 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9610 (rs6000_debug_reg): New -mdebug= variables.
9611 (rs6000_debug_addr): Ditto.
9612 (rs6000_debug_cost): Ditto.
9613 (rs6000_pmode): New variable to hold Pmode.
9614 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9615 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9616 calculated at compiler start.
9617 (rs6000_hard_regno_nregs): Change function to an array which holds
9618 HARD_REGNO_NREGS calculated at compiler start.
9619 (rs6000_explicit_options): Delete isel field.
9620 (rs6000_vector_unit): New array to hold which vector unit
9621 supports arithmetic options for a given type.
9622 (rs6000_vector_mem): New array to hold which vector unit supports
9623 memory reference operations for a given type.
9624 (rs6000_vector_align): New array to given the alignment of each
9626 (power7_cost): New basic costs for power7.
9627 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9628 (rs6000_hard_regno_nregs_internal): New function, moved from
9629 HARD_REGNO_NREGS, to calculate the number of registers each hard
9630 register takes for each type.
9631 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9632 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9633 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9634 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9635 unit information here so it is calculated once at compiler startup
9637 (rs6000_override_options): Make -misel a target mask. Add more
9638 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9639 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9641 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9642 (rs6000_handle_option): Move -misel from variable to target mask.
9643 (rs6000_builtin_mask_for_load): Add VSX support.
9644 (rs6000_conditional_register_usage): Ditto.
9645 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9646 (function_arg_boundary): Ditto.
9647 (rs6000_expand_builtin): Ditto.
9648 (def_builtin): Make abort message a little friendlier.
9649 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9651 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9652 assembler support the popcntd instruction instead of a vsx
9653 instruction to enable power7 support.
9654 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9655 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9656 option to the assembler if -mcpu=native.
9657 (ASM_CPU_NATIVE_SPEC): Ditto.
9658 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9660 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9661 the lwsync instruction.
9662 (enum processor_type): Add PROCESSOR_POWER7.
9663 (rs6000_debug_reg): New -mdebug= options.
9664 (rs6000_debug_addr): Ditto.
9665 (rs6000_debug_cost): Ditto.
9666 (rs6000_isel): Delete.
9667 (enum rs6000_vector): New enum to say what vector unit we have.
9668 (VECTOR_UNIT_*): New macros to say which vector unit has
9669 arithmetic operations for a given type.
9670 (VECTOR_MEM_*): New macros to say which vector unit has memory
9671 operations for a given type.
9672 (TARGET_LDBRX): Whether the machine supports the ldbrx
9674 (TARGET_ISEL): Delete, -misel moved to be a mask.
9675 (TARGET_ISEL64): New macro for 64-bit isel support.
9676 (UNITS_PER_VSX_WORD): New macro.
9677 (POINTER_SIZE): Move to be an external variable, rather than
9678 calculating whether we are generating 32 ot 64-bit code.
9680 (STACK_BOUNDARY): Add VSX support.
9681 (LOCAL_ALIGNMENT): Ditto.
9682 (SLOW_UNALIGNED_ACCESS): Ditto.
9683 (VSX_REGNO_P): New macro for VSX support.
9684 (VFLOAT_REGNO_P): Ditto.
9685 (VINT_REGNO_P): Ditto.
9686 (VLOGICAL_REGNO_P): Ditto.
9687 (VSX_VECTOR_MODE): Ditto.
9688 (VSX_SCALAR_MODE): Ditto.
9690 (VSX_MOVE_MODE): Ditto.
9691 (VSX_REG_CLASS_P): Ditto.
9692 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9694 (UNITS_PER_SIMD_WORD): Add VSX support.
9695 (MODES_TIEABLE_P): Ditto.
9696 (STARTING_FRAME_OFFSET): Ditto.
9697 (STACK_DYNAMIC_OFFSET): Ditto.
9698 (EPILOGUE_USES): Ditto.
9699 (REGNO_REG_CLASS): Move to array lookup.
9700 (CLASS_MAX_NREGS): Ditto.
9701 (rs6000_vector_reg_class): Add declaration.
9702 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9703 overlap with the floating point and Altivec registers.
9705 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9707 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9708 give the appropriate asm switches if -mcpu=native.
9709 (host_detect_local_cpu): Add support for "asm".
9710 (host_detect_local_cpu): Follow GNU code guidelines for name.
9712 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9713 -mbit-word to a variable instead of being a target mask.
9715 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9716 emit the lwsync instruction instead of emitting the instruction as
9717 an integer constant.
9719 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9720 fixuns_trundfsi2, move expander into rs6000.md.
9722 * config/rs6000/rs6000.md (cpu): Add power7.
9723 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9724 (logical predicate patterns): Change the single instruction
9725 primitives that set CR0 to be fast_compare instead of compare.
9727 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9728 (popcntddi2): Ditto.
9729 (popcount<mode>): Ditto.
9730 (floating multiply/add insns): Name the floating point
9732 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9733 (isel_unsigned_<mode>): Ditto.
9734 (fixuns_trundfsi2): Move expander here from spe.md.
9735 (smindi3): Define if we have -misel on 64-bit systems.
9740 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9742 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9744 * config/avr/avr.c (avr_current_device): New variable.
9745 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9746 (avr_arch, mcu_type_s): Move to avr.h.
9747 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9748 default_data_section_start fields.
9749 (avr_arch): Moved from avr.c.
9750 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9751 library_name fields.
9752 (avr_current_device, avr_mcu_types, avr_arch_types,
9753 avr_device_to_arch, avr_device_to_data_start,
9754 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9755 (EXTRA_SPEC_FUNCTIONS): Define.
9756 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9757 options mapping. Use device_to_arch and device_to_data_start insted.
9758 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9759 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9760 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9761 * config/avr/driver-avr.c: New file.
9762 * config/avr/avr-devices.c: New file.
9764 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9766 * var-tracking.c (unshare_variable): Force initialized to
9767 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9768 (set_variable_part): Likewise.
9769 (struct variable_union_info): Remove pos_src field.
9770 (vui_vec, vui_allocated): New variables.
9771 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9772 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9773 == 1 use a simpler sorting algorithm. Compute pos field right
9774 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9775 Avoid quadratic comparison if !flag_var_tracking_uninit.
9776 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9777 unshare_variable unconditionally.
9778 (dataflow_set_different_2): Removed.
9779 (dataflow_set_different): Don't traverse second hash table.
9780 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9781 unconditionally to var_reg_set or var_mem_set.
9782 (emit_notes_in_bb): Likewise.
9783 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9785 (emit_note_insn_var_location): Don't set initialized to
9786 VAR_INIT_STATUS_INITIALIZED early.
9787 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9789 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9791 * tree-object-size.c (addr_object_size): Instead of checking
9792 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9793 are no FIELD_DECLs following it.
9795 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9797 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9798 order to match bswaps with signed source operands.
9800 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9802 * sdbout.c (sdbout_one_type): Fix braces in switch.
9804 2009-06-23 Richard Guenther <rguenther@suse.de>
9806 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9808 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9809 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9810 var_callused, callused_tree, var_storedanything, storedanything_tree,
9811 var_integer, integer_tree): Remove global variables.
9812 (new_var_info): Do not pass new id, append the new var to the
9813 global variable vector.
9814 (do_ds_constraint): Use is_global_var member of the variable-info.
9815 (new_scalar_tmp_constraint_exp): Adjust.
9816 (create_function_info_for): Likewise.
9817 (create_variable_info_for): Likewise.
9818 (find_what_var_points_to): Remove dead code.
9819 (init_base_vars): Simplify.
9820 (compute_points_to_sets): Adjust.
9822 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9824 * combine.c (try_combine): Dump information about the insns we're
9827 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9829 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9830 check when calling force_to_mode on TRUNCATE's operand.
9832 2009-06-22 Ian Lance Taylor <iant@google.com>
9834 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9836 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9838 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9840 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9842 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9843 override library linkage flags such as -static-libgcc or
9846 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9848 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9850 2009-06-22 Ian Lance Taylor <iant@google.com>
9852 * config/linux.opt: Put mglibc ahead of muclibc.
9854 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9855 for duplicate decls.
9857 2009-06-22 Matthias Klose <doko@ubuntu.com>
9859 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9861 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9864 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9865 instead of NULL if a parser error occurs.
9867 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9869 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9870 non-DWARF2_DEBUGGING_INFO version.
9872 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9874 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9875 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9877 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9878 (LIBGCC2_TF_CEXT): Define.
9881 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9884 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9886 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9888 * config/arm/arm.c (arm_override_options): Disable
9889 -mcaller-super-interworking and -mcallee-super-interworking.
9890 * doc/invoke.texi (ARM Options): Document this.
9892 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9894 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9895 * config/arm/constraints.md (j): New constraint for movw operands.
9896 (N): Remove thumb2 meaning.
9897 * config/arm/arm.md (*arm_movw): Delete.
9898 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9899 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9900 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9902 2009-06-22 Martin Jambor <mjambor@suse.cz>
9904 PR tree-optimization/40492
9905 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9906 build_ref_for_offset.
9908 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9910 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9911 JUMP_TABLE_DATA_P predicates where applicable.
9912 * auto-inc-dec.c: Ditto.
9913 * builtins.c: Ditto.
9914 * caller-save.c: Ditto.
9916 * cfgcleanup.c: Ditto.
9917 * cfglayout.c: Ditto.
9920 * combine-stack-adj.c: Ditto.
9926 * dwarf2asm.c: Ditto.
9927 * dwarf2out.c: Ditto.
9928 * emit-rtl.c: Ditto.
9934 * function.c: Ditto.
9937 * genpreds.c: Ditto.
9938 * genrecog.c: Ditto.
9940 * ira-costs.c: Ditto.
9941 * ira-lives.c: Ditto.
9944 * lower-subreg.c: Ditto.
9945 * modulo-sched.c: Ditto.
9947 * postreload.c: Ditto.
9948 * print-rtl.c: Ditto.
9957 * sched-vis.c: Ditto.
9959 * sel-sched-ir.c: Ditto.
9960 * simplify-rtx.c: Ditto.
9961 * targhooks.c: Ditto.
9962 * var-tracking.c: Ditto.
9963 * vmsdbgout.c: Ditto.
9965 2009-06-22 Matthias Klose <doko@ubuntu.com>
9967 * Makefile.in (install-plugin): Always use DESTDIR.
9969 2009-06-22 Olivier Hainque <hainque@adacore.com>
9971 * config/pa/pa.c (output_call): Don't optimize post call jumps
9972 into return address adjustments if the call may throw.
9974 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9976 * arm.c (thumb1_output_casesi): New function.
9977 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9978 optimizing for size or PIC.
9979 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9980 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9981 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9982 (thumb1_casesi_internal_pic): New expand rule.
9983 (thumb1_casesi_dispatch): New pattern.
9984 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9986 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9987 in the text seciton when PIC or optimizing for size.
9988 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9989 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9990 preservation properties of code.
9991 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9992 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9993 (__gnu_thumb1_case_si): New function.
9994 * t-arm (LIB1ASMSRC): Define here.
9995 (LIB1ASMFUNCS): Add some common functions.
9996 * t-arm-elf (LIB1ASMSRC): Delete.
9997 (LIB1ASMFUNCS): Append to existing set.
9998 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9999 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10000 * t-symbian (LIB1ASMFUNCS): Likewise.
10001 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10002 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10004 2009-06-21 Richard Guenther <rguenther@suse.de>
10006 PR tree-optimization/38729
10007 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10008 to loops with a single exit if -fno-expensive-optimizations.
10010 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10012 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10013 (dataflow_set): Change vars type from htab_t to shared_hash.
10014 (shared_hash_pool, empty_shared_hash): New variables.
10015 (vars_clear): Removed.
10016 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10017 shared_hash_find_slot_unshare, shared_hash_find_slot,
10018 shared_hash_find_slot_noinsert, shared_hash_find): New
10020 (shared_hash_unshare, shared_hash_destroy): New functions.
10021 (unshare_variable): Unshare set->vars if shared, use
10023 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10024 (get_init_value, find_src_set_src, dump_dataflow_set,
10025 clobber_variable_part, emit_notes_for_differences): Use
10027 (dataflow_set_init): Remove second argument, set vars to
10028 empty_shared_hash instead of creating a new htab.
10029 (dataflow_set_clear): Call shared_hash_destroy and set vars
10030 to empty_shared_hash instead of calling vars_clear.
10031 (dataflow_set_copy): Don't call vars_copy, instead just share
10032 the src htab with dst.
10033 (variable_union): Use shared_hash_*, use initially NO_INSERT
10034 lookup if set->vars is shared. Don't keep slot cleared before
10035 calling unshare_variable. Unshare set->vars if needed.
10036 Even ->refcount == 1 vars must be unshared if set->vars is shared
10037 and var needs to be modified.
10038 (variable_canonicalize): New function.
10039 (dataflow_set_union): If dst->vars is empty, just share src->vars
10040 with dst->vars and traverse with variable_canonicalize to canonicalize
10041 and unshare what is needed.
10042 (dataflow_set_different): If old_set and new_set use the same shared
10043 htab, they aren't different. If number of htab elements is different,
10044 htabs are different. Use shared_hash_*.
10045 (dataflow_set_destroy): Call shared_hash_destroy instead of
10047 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10048 second argument to dataflow_set_init.
10049 (vt_initialize): Likewise. Initialize shared_hash_pool and
10050 empty_shared_hash, move bb in/out initialization afterwards.
10051 Use variable_htab_free instead of NULL as changed_variables del hook.
10052 (variable_was_changed): Change type of second argument to pointer to
10053 dataflow_set. When inserting var into changed_variables, bump
10054 refcount. Unshare set->vars if set is shared htab and slot needs to
10056 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10057 lookup if set->vars is shared. Unshare set->vars if needed.
10058 Even ->refcount == 1 vars must be unshared if set->vars is shared
10059 and var needs to be modified. Adjust variable_was_changed caller.
10060 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10061 vars must be unshared if set->vars is shared and var needs to be
10062 modified. Adjust variable_was_changed caller.
10063 (emit_note_insn_var_location): Don't pool_free var.
10064 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10066 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10067 free_alloc_pool on shared_hash_pool.
10069 2009-06-20 Anthony Green <green@moxielogic.com>
10071 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10072 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10074 2009-06-20 Richard Guenther <rguenther@suse.de>
10076 * tree-ssa-structalias.c (find_func_aliases): For memset use
10077 a constraint from NULL if we memset to zero.
10078 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10079 we explicitly handle that do not read from memory.
10080 (call_may_clobber_ref_p_1): Properly handle builtins that may
10083 2009-06-20 Richard Guenther <rguenther@suse.de>
10085 PR tree-optimization/40495
10086 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10087 (new_scalar_tmp_constraint_exp): New function.
10088 (process_constraint): Do not create temporary decls.
10089 (process_all_all_constraints): Likewise.
10090 (handle_const_call): Likewise.
10091 (create_function_info_for): Do not set decl.
10093 2009-06-19 Ian Lance Taylor <iant@google.com>
10095 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10096 (rs6000_attribute_table): Make static; move before use.
10098 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10100 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10101 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10102 Propagate the TREE_READONLY flag without overwriting it.
10103 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10104 Propagate the TREE_READONLY flag onto the result.
10105 (process_call_operands): Move around. Use correct constant value.
10107 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10110 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10111 * config/arm/arm.md: Likewise.
10113 2009-06-19 Ian Lance Taylor <iant@google.com>
10115 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10116 to GIMPLE_ERROR_MARK.
10118 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10119 op2_original_type parameters. Warn about using different enum types.
10120 * c-parser.c (c_parser_conditional_expression): Pass original
10121 types to build_conditional_expr.
10122 * c-tree.h (build_conditional_expr): Update declaration.
10124 2009-06-19 Ian Lance Taylor <iant@google.com>
10126 * config/i386/i386.c (ix86_function_specific_save): Test that
10127 fields match values, rather than testing the values are in a
10130 2009-06-19 Richard Guenther <rguenther@suse.de>
10132 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10133 ADDR_EXPR pointers.
10134 (ptr_derefs_may_alias_p): Likewise.
10135 (ptr_deref_may_alias_ref_p_1): New function.
10136 (ptr_deref_may_alias_ref_p): Likewise.
10137 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10138 covered by looking at the ESCAPED solution.
10139 (call_may_clobber_ref_p_1): Likewise.
10140 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10141 Handle NULL_TREE offset. Do not produce redundant constraints.
10142 (process_all_all_constraints): New helper function.
10143 (do_structure_copy): Use it.
10144 (handle_lhs_call): Likewise.
10145 (find_func_aliases): Handle some builtins with pointer arguments
10146 and/or return values explicitly.
10148 2009-06-19 Ian Lance Taylor <iant@google.com>
10150 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10152 2009-06-19 Ian Lance Taylor <iant@google.com>
10154 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10156 2009-06-19 Ian Lance Taylor <iant@google.com>
10158 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10159 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10162 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10163 uninitialized const.
10165 2009-06-19 Ian Lance Taylor <iant@google.com>
10167 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10170 * c-decl.c (in_struct, struct_types): Remove.
10171 (struct c_binding): Add in_struct field.
10172 (c_binding_ptr): Define type, along with VEC.
10173 (struct c_struct_parse_info): Define.
10174 (struct_parse_info): New static variable.
10175 (bind): Initialize in_struct field.
10176 (start_struct): Remove enclosing_in_struct and
10177 enclosing_struct_types parameters. Add
10178 enclosing_struct_parse_info parameter. Change all callers. Set
10179 struct_parse_info rather than in_struct and struct_types.
10180 (grokfield): If -Wc++-compat and there is a symbol binding for the
10181 field name, set the in_struct flag and push it on the
10182 struct_parse_info->fields vector.
10183 (warn_cxx_compat_finish_struct): New static function.
10184 (finish_struct): Remove enclosing_in_struct and
10185 enclosing_struct_types parameters. Add
10186 enclosing_struct_parse_info parameter. Change all callers. Don't
10187 set C_TYPE_DEFINED_IN_STRUCT here. Call
10188 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10189 parameter. Only push on struct_types if warn_cxx_compat.
10190 (finish_enum): Only push on struct_types if warn_cxx_compat.
10191 (declspecs_add_type): Add loc parameter. Change all callers.
10192 Change all error calls to error_at. Pass loc, not input_location,
10193 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10194 defined in a struct. If -Wc++-compat and parsing a struct, record
10195 that a typedef name was used.
10196 * c-parser.c (c_parser_declspecs): Get location to pass to
10197 declspecs_add_type.
10198 (c_parser_struct_or_union_specifier): Update calls to start_struct
10200 * c-tree.h (struct c_struct_parse_info): Declare.
10201 (finish_struct, start_struct): Update declarations.
10202 (declspecs_add_type): Update declaration.
10204 2009-06-19 Ian Lance Taylor <iant@google.com>
10206 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10207 variable with an anonymous type.
10209 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10211 * see.c: Remove for real.
10213 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10215 * optabs.h (enum optab_index): Add new OTI_significand.
10216 (significand_optab): Define corresponding macro.
10217 * optabs.c (init_optabs): Initialize significand_optab.
10218 * genopinit.c (optabs): Implement significand_optab using
10219 significand?f2 patterns.
10220 * builtins.c (expand_builtin_mathfn): Handle
10221 BUILT_IN_SIGNIFICAND{,F,L}.
10222 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10223 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10225 * config/i386/i386.md (significandxf2, significand<mode>2): New
10226 expanders to implement significandf, significand and significandl
10227 built-ins as inline x87 intrinsics.
10229 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10231 * config/avr/avr.c (avr_override_options): Remove setting value of
10232 PARAM_INLINE_CALL_COST.
10234 2009-06-18 Richard Henderson <rth@redhat.com>
10237 * tree-pass.h (TDF_ASMNAME): New.
10238 * tree-dump.c (dump_options): Add asmname.
10239 * doc/invoke.texi: Document it.
10241 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10242 (dump_decl_name): ...here.
10243 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10244 (dump_generic_node): Update dump_function_name calls.
10245 (print_call_name): New flags arg; update all dump calls.
10246 * diagnostic.h (print_call_name): Update.
10247 * gimple-pretty-print.c (dump_gimple_call): Update.
10249 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10252 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10254 2009-06-18 Diego Novillo <dnovillo@google.com>
10256 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10257 * plugin.c (str_license): Declare.
10258 (try_init_one_plugin): Assert that the symbol
10259 'plugin_is_GPL_compatible' exists.
10261 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10264 * Makefile.in (OBJS-common): Remove see.o.
10266 * common.opt (fsee): Mark as preserved for backward compatibility.
10267 * opts.c (common_handle_option): Add OPT_fsee to the backward
10268 compatibility section.
10269 * passes.c (init_optimization_passes, pass_see): Remove pass.
10270 * timevar.def (TV_SEE): Remove.
10271 * tree-pass.h (pass_see): Remove declaration.
10272 * doc/invoke.texi (-fsee): Remove documentation.
10274 2009-06-18 Martin Jambor <mjambor@suse.cz>
10276 * tree-sra.c: Include statistics.h
10277 (sra_stats): New variable.
10278 (sra_initialize): Clear sra_stats.
10279 (create_access_replacement): Increment sra_stats.replacements.
10280 (get_access_replacement): Do not return twice.
10281 (analyze_all_variable_accesses): Increment statistics counter by the
10282 number of scalarized aggregates.
10283 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10284 (sra_modify_expr): Increment sra_stats.exprs.
10285 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10286 (sra_modify_assign): Increment sra_stats.exprs,
10287 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10288 (perform_intra_sra): Update statistics counters.
10289 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10291 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10293 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10294 (arm_scalar_mode_supported_p): New function.
10296 2009-06-18 Paul Brook <paul@codesourcery.com>
10297 Sandra Loosemore <sandra@codesourcery.com>
10299 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10300 (__extendhfsf2, __truncsfhf2): Define.
10301 * config/arm/fp16.c: New file.
10302 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10303 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10305 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10307 * doc/extend.texi (Half-Precision): New section.
10308 * doc/invoke.texi (Option Summary): List -mfp16-format.
10309 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10310 * config/arm/arm.opt (mfp16-format=): New.
10311 * config/arm/arm.c: Include intl.h.
10312 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10313 (TARGET_INVALID_RETURN_TYPE): Redefine.
10314 (TARGET_PROMOTED_TYPE): Redefine.
10315 (TARGET_CONVERT_TO_TYPE): Redefine.
10316 (arm_fp16_format): Define.
10317 (all_fpus): Add entry for neon-fp16.
10318 (fp_model_for_fpu): Likewise.
10319 (struct fp16_format): Declare.
10320 (all_fp16_formats): Define.
10321 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10323 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10325 (arm_legitimate_index_p): Treat HFmode like HImode.
10326 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10327 (coproc_secondary_reload_class): Special-case HFmode.
10328 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10329 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10330 (arm_init_fp16_builtins): New.
10331 (arm_init_builtins): Call it.
10332 (arm_invalid_parameter_type): New.
10333 (arm_invalid_return_type): New.
10334 (arm_promoted_type): New.
10335 (arm_convert_to_type).
10336 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10338 (arm_emit_fp16_const): New function.
10339 (arm_mangle_type): Mangle __fp16 as "Dh".
10340 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10342 (TARGET_NEON_FP16): New.
10343 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10344 (enum fputype): Add FPUTYPE_NEON_FP16.
10345 (enum arm_fp16_format_type): Declare.
10346 (arm_fp16_format): Declare.
10347 (LARGEST_EXPONENT_IS_NORMAL): Define.
10348 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10349 * config/arm/arm-modes.def (HFmode): Define.
10350 * config/arm/vfp.md: (*movhf_vfp): New.
10351 (extendhfsf2): New.
10353 * config/arm/arm.md: (fpu): Add neon_fp16.
10354 (floatsihf2, floatdihf2): New.
10355 (fix_trunchfsi2, fix_trunchfdi2): New.
10357 (extendhfdf2): New.
10359 (*arm32_movhf): New.
10360 (*thumb1_movhf): New.
10361 (consttable_2): Add check for HFmode constants.
10362 (consttable_4): Handle HFmode constants.
10364 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10366 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10368 2009-06-17 Olivier Hainque <hainque@adacore.com>
10370 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10371 const char ** conversion in AIX specific section.
10373 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10375 * config/i386/i386.c (ix86_special_builtin_type): Remove
10376 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10377 (bdesc_special_args): Updated.
10378 (ix86_init_mmx_sse_builtins): Likewise.
10379 (ix86_expand_special_args_builtin): Likewise.
10381 2009-06-17 Richard Henderson <rth@redhat.com>
10383 * tree-pretty-print.c (maybe_dump_asm_name): New.
10384 (dump_decl_name): Use it.
10385 (PRINT_FUNCTION_NAME): Merge into...
10386 (dump_function_name): ... here. Use maybe_dump_asm_name.
10388 2009-06-17 Cary Coutant <ccoutant@google.com>
10390 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10392 * debug.c (struct gcc_debug_hooks): Change placeholder for
10394 (debug_nothing_int_charstar_int): Replaced by...
10395 (debug_nothing_int_charstar_int_bool): ...this.
10396 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10397 source_line prototype.
10398 (debug_nothing_int_charstar_int): Replaced by...
10399 (debug_nothing_int_charstar_int_bool): ...this.
10400 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10401 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10402 Output is_stmt operand when necessary.
10403 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10404 (notice_source_line): Add is_stmt parameter.
10405 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10406 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10408 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10409 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10411 2009-06-17 Ian Lance Taylor <iant@google.com>
10413 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10415 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10418 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10420 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10421 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10422 tree_strip_sign_nop_conversions and
10423 tree_ssa_strip_useless_type_conversions rather than stripping
10424 the operations here.
10425 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10427 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10428 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10429 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10430 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10433 2009-06-17 Michael Eager <eager@eagercon.com>
10435 * config/rs6000/constraints.md (register_constraint "d"): New.
10436 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10437 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10438 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10439 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10440 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10441 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10442 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10443 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10444 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10445 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10447 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10448 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10449 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10450 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10451 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10452 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10453 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10454 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10455 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10456 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10457 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10458 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10459 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10460 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10462 2009-06-16 Ian Lance Taylor <iant@google.com>
10464 * profile.c (total_num_never_executed): Don't define.
10465 (compute_branch_probabilities): Don't count or print
10466 num_never_executed.
10467 (init_branch_prob): Don't set total_num_never_executed.
10468 (end_branch_prob): Don't print total_num_never_executed.
10470 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10472 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10474 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10476 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10477 (nabstd2_fpr): Same.
10479 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10481 * expr.c (expand_assignment): Change complex type check.
10483 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10485 * doc/plugins.texi (Building GCC plugins): Added new section.
10487 2009-06-17 Ian Lance Taylor <iant@google.com>
10489 * c-pch.c (get_ident): Don't set size of templ array.
10490 (pch_init): Don't set size of partial_pch array.
10492 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10493 string constant to intialize an array whose size is the length of
10496 2009-06-17 Richard Guenther <rguenther@suse.de>
10498 PR tree-optimization/40389
10499 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10500 to addressable types.
10501 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10503 2009-06-17 Richard Guenther <rguenther@suse.de>
10505 PR middle-end/40460
10506 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10507 if there is no evolution of left in the loop bail out.
10508 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10509 chrec_fold_multiply.
10511 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10512 Janis Johnson <janis187@us.ibm.com>
10515 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10516 for the symbol ref of a constant that is the source of a move
10517 - nor for any other not-obvious-label-ref constants.
10519 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10521 * plugin.c (position_pass): Skip newly inserted pass during list
10522 traversal to avoid repeated insertion.
10524 2009-06-16 Ian Lance Taylor <iant@google.com>
10526 * vec.h (VEC_stack_alloc): Define different version if
10527 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10528 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10529 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10530 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10532 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10534 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10536 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10537 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10538 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10539 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10540 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10541 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10542 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10543 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10544 __builtin_ia32_rdtscp.
10545 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10546 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10547 and __builtin_ia32_rorhi.
10548 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10549 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10550 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10551 (ix86_expand_args_builtin): Likewise.
10552 (ix86_expand_special_args_builtin): Likewise.
10554 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10555 (UNSPECV_RDTSC): Likewise.
10556 (UNSPECV_RDPMC): Likewise.
10557 (*bsr): Renamed to ...
10559 (*bsr_rex64): Renamed to ...
10562 (*rdpmc): Likewise.
10563 (*rdpmc_rex64): Likewise.
10565 (*rdtsc): Likewise.
10566 (*rdtsc_rex64): Likewise.
10567 (rdtscp): Likewise.
10568 (*rdtscp): Likewise.
10569 (*rdtscp_rex64): Likewise.
10571 * config/i386/ia32intrin.h: New.
10573 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10575 2009-06-16 Ian Lance Taylor <iant@google.com>
10577 * ira-build.c (copy_info_to_removed_store_destinations):
10578 Initialize parent_a.
10580 2009-06-16 Ian Lance Taylor <iant@google.com>
10582 * c-decl.c (grokdeclarator): Change size_varies to bool.
10584 2009-06-16 Ian Lance Taylor <iant@google.com>
10586 * sel-sched.c: Make forward declarations of move_op_hooks and
10587 fur_hooks explicitly extern.
10589 2009-06-16 Ian Lance Taylor <iant@google.com>
10591 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10592 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10594 2009-06-16 Ian Lance Taylor <iant@google.com>
10596 * resource.c (mark_referenced_resources): Change
10597 include_delayed_effects parameter to bool. Change all callers.
10598 (mark_end_of_function_resources): Likewise.
10599 * reorg.c (insn_references_resource_p): Likewise.
10600 (insn_sets_resource_p): Likewise.
10601 * resource.h (mark_referenced_resources): Update declaration.
10602 (mark_end_of_function_resources): Update declaration.
10604 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10606 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10608 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10610 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10611 GCC can bootstrap on AIX with GNU Binutils 2.20.
10613 2009-06-16 Ian Lance Taylor <iant@google.com>
10615 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10617 2009-06-16 Ian Lance Taylor <iant@google.com>
10619 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10620 inline, not extern inline.
10621 (exact_log2): Likewise.
10622 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10624 (exact_log2): Likewise, but don't test CTZ_HWI.
10626 2009-06-16 Ian Lance Taylor <iant@google.com>
10628 * bitmap.c (bitmap_clear): Don't declare as inline.
10629 * gimple.c (gimplify_assign): Likewise.
10630 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10631 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10632 (sched_scan_info): Remove duplicate definition.
10634 2009-06-16 Ian Lance Taylor <iant@google.com>
10636 * c-common.c (skip_evaluation): Don't define.
10637 (c_inhibit_evaluation_warnings): Define global variable.
10638 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10639 than skip_evaluation.
10640 (convert_and_check, warn_for_div_by_zero): Likewise.
10641 * c-common.h (skip_evaluation): Don't declare.
10642 (c_inhibit_evaluation_warnings): Declare.
10643 * c-parser.c (c_parser_typeof_specifier): Set
10644 c_inhibit_evaluation_warnings rather than skip_evaluation.
10645 (c_parser_conditional_expression): Likewise.
10646 (c_parser_binary_expression): Likewise.
10647 (c_parser_sizeof_expression): Likewise.
10648 (c_parser_alignof_expression): Likewise.
10649 * c-typeck.c (build_indirect_ref): Check
10650 c_inhibit_evaluation_warnings rather than skip_evaluation.
10651 (build_conditional_expr, build_binary_op): Likewise.
10653 2009-06-16 Richard Guenther <rguenther@suse.de>
10655 * tree-ssa-alias.c (is_escape_site): Remove.
10656 * tree-ssa-alias.h (enum escape_type): Remove.
10657 (is_escape_site): Likewise.
10658 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10659 via casts and asms without deferring to is_escape_site.
10661 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10663 PR middle-end/40446
10664 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10665 use gen_lowpart if op0 has complex mode.
10667 2009-06-16 Richard Guenther <rguenther@suse.de>
10669 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10670 variables add them to ESCAPED.
10671 (find_func_aliases): Do not make all indirectly stored values escaped.
10673 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10675 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10676 make_decl_one_only.
10678 2009-06-16 Martin Jambor <mjambor@suse.cz>
10680 PR tree-optimization/40432
10681 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10682 check whether we need to force gimple register operand.
10684 2009-06-16 Martin Jambor <mjambor@suse.cz>
10686 PR tree-optimization/40413
10687 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10688 build_ref_for_offset.
10689 (propagate_subacesses_accross_link): Fix a typo in a comment.
10691 2009-06-16 Ira Rosen <irar@il.ibm.com>
10693 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10694 with additional parameter.
10695 * tree-vectorizer.h (enum vect_def_type): Add new value
10697 (enum vect_relevant): Add comments.
10698 (vect_is_simple_reduction): Add new argument.
10699 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10700 Detect nested cycles.
10701 (vect_is_simple_reduction): Update documentation, add an argument to
10702 distinguish inner-loop reduction from nested cycle, detect nested
10703 cycles, fix printings and indentation, don't swap operands in case
10705 (get_initial_def_for_reduction): Handle subtraction.
10706 (vect_create_epilog_for_reduction): Add new argument to specify
10707 reduction variable.
10708 (vect_finalize_reduction): Handle subtraction, fix comments.
10709 (vectorizable_reduction): Handle nested cycles. In case of nested
10710 cycle keep track of the reduction variable position. Call
10711 vect_is_simple_reduction with additional parameter. Use original
10712 statement code in reduction epilogue for nested cycle. Call
10713 vect_create_epilog_for_reduction with additional parameter.
10714 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10715 inner-loop vectorization.
10716 (vect_recog_widen_sum_pattern): Likewise.
10717 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10719 (vect_mark_stmts_to_be_vectorized): Likewise.
10720 (vect_get_vec_def_for_operand): Handle nested cycles.
10722 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10724 * doc/invoke.texi (Debugging Options): Fix option index entries
10725 for -fdump-statistics, -frandom-seed add entries for
10726 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10727 (FRV Options): Fix entries for -mTLS, -mtls.
10728 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10729 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10730 (M68hc1x Options): Fix @itemx for -mnominmax.
10731 (MCore Options): Fix entry for -mno-lsim.
10732 (MMIX Options): Fix entry for -mabi=mmixware.
10733 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10735 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10737 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10738 Mention the plugin mode of gengtype.
10739 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10740 * gengtype.c: Updated copyright.
10741 (plugin_files, nb_plugin_files) Added new static variables.
10742 (measure_input_list) Care about plugin_files.
10743 (write_rtx_next): Added early return in plugin mode.
10744 (create_file): Updated copyright year in generated file. Added
10746 (oprintf): Added early return if NULL outf.
10747 (get_output_file_with_visibility): Care of plugin_files.
10748 (get_output_file_name): May return null.
10749 (write_local): Added early return.
10750 (put_mangled_filename): Ditto.
10751 (finish_root_table): Added check for base_files.
10752 (write_roots): Care about null when plugins.
10753 (main): Added plugin mode.
10755 2009-06-15 Ian Lance Taylor <iant@google.com>
10757 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10758 * gcov.c (read_count_file): Add braces around variables declared
10761 * c.opt (Wjump-misses-init): New warning.
10762 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10763 -Wall and -Wc++-compat if not already set.
10764 (c_common_post_options): Clear warn_jump_misses_init if it was not
10766 * c-decl.c (struct c_binding): Change type field to a union with
10767 new label field. Make it the first field in the struct. Update
10768 references to type to use u.type instead.
10769 (struct c_spot_bindings): Define.
10770 (struct c_goto_bindings): Define.
10771 (c_goto_bindings_p): Define, along with VECs.
10772 (struct c_label_vars): Define.
10773 (struct c_scope): Add has_label_bindings field.
10774 (bind_label, set_spot_bindings): New static functions.
10775 (decl_jump_unsafe, update_spot_bindings): New static functions.
10776 (update_label_decls): New static function.
10777 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10778 Update binding u.label field to shadowed field.
10779 (c_binding_start_stmt_expr): New function.
10780 (c_binding_end_stmt_expr): New function.
10781 (pushdecl): Don't call c_begin_vm_scope.
10782 (make_label): Add defining and p_label_vars parameters. Change
10784 (lookup_label): Correct test for whether a label has not yet been
10785 defined. Call bind_label rather than bind.
10786 (warn_about_goto): New static function.
10787 (lookup_label_for_goto): New function.
10788 (declare_label): Call bind_label rather than bind.
10789 (check_earlier_gotos): New static function.
10790 (define_label): Don't give errors about jumping into statement
10791 expressions or scopes of variably modified types. Call
10792 set_spot_bindings and check_earlier_gotos. Call bind_label
10793 instead of bind. Don't set label_context_stack_se or
10794 label_context_stack_vm.
10795 (c_get_switch_bindings): New function.
10796 (c_release_switch_bindings): New function.
10797 (c_check_switch_jump_warnings): New function.
10798 (start_function): Don't set label_context_stack_se or
10799 label_context_stack_vm.
10800 (finish_function): Likewise.
10801 * c-typeck.c (label_context_stack_se): Don't define.
10802 (label_context_stack_vm): Don't define.
10803 (c_finish_goto_label): Call lookup_label_for_goto rather than
10804 lookup_label. Don't give errors about jumping into a statement
10805 expression or the scope of a variably modified type. Don't set
10806 label_context_stack_se or label_context_stack_vm.
10807 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10808 fields. Add bindings field.
10809 (c_start_case): Don't set deleted fields. Set bindings field.
10810 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10811 or blocked_vm. Call c_check_switch_jump_warnings.
10812 (c_finish_case): Don't test blocked_stmt_expr field. Call
10813 c_release_switch_bindings.
10814 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10815 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10816 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10817 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10818 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10819 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10820 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10821 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10822 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10823 (C_DECL_UNJUMPABLE_VM): Don't define.
10824 (C_DECL_UNDEFINABLE_VM): Don't define.
10825 (struct c_label_list): Don't define.
10826 (struct c_label_context_se): Don't define.
10827 (struct c_label_context_vm): Don't define.
10828 (struct c_spot_bindings): Declare.
10829 (c_bindings_start_stmt_expr): Declare.
10830 (c_bindings_end_stmt_expr): Declare.
10831 (lookup_label_for_goto): Declare.
10832 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10833 (c_check_switch_jump_warnings): Declare.
10834 (label_context_stack_se, label_context_stack_vm): Don't declare.
10835 (c_finish_goto_label): Update declaration.
10836 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10837 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10838 (Warning Options): Document -Wjump-misses-init.
10840 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10842 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10845 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10847 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10849 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10851 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10853 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10855 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10857 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10859 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10860 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10861 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10862 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10863 * dwarf2asm.c (dw2_force_const_mem): Update call to
10864 make_decl_one_only.
10865 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10866 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10867 * langhooks.c (lhd_comdat_group): Remove.
10868 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10869 * tree.h (DECL_COMDAT_GROUP): New.
10870 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10871 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10872 (make_decl_one_only): Change signature.
10873 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10874 make_decl_one_only.
10875 (make_decl_one_only): Change signature.
10876 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10878 2009-06-15 Richard Guenther <rguenther@suse.de>
10880 PR middle-end/40439
10881 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10883 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10885 * tree-ssa-math-opts.c: Remove extra divide.
10887 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10889 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10891 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10893 * passes.c: Add bswap pass.
10894 * tree-pass.h: Add pass_optimize_bswap declaration.
10895 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10896 Include rtl.h, expr.h and optabs.h for optab_handler check.
10897 (struct symbolic_number, pass_optimize_bswap): New definition.
10898 (do_shift_rotate, verify_symbolic_number_p): New functions.
10899 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10900 (gate_optimize_bswap): New function.
10901 * tree.c (widest_int_cst_value): New function.
10902 * tree.h (widest_int_cst_value): Prototype added.
10904 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10906 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10907 REG_EQUAL/REG_EQUIV notes.
10909 2009-06-14 Richard Guenther <rguenther@suse.de>
10911 PR middle-end/40389
10912 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10913 has its address taken if NRV was applied and it is addressable.
10914 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10915 function split out from ...
10916 (get_constraint_for_1): ... here.
10917 (handle_rhs_call): Use it to mark the return slot escaped if
10918 it is addressable and NRV was applied.
10920 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10922 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10923 Change first argument type to location_t.
10924 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10925 Do not set input_location.
10926 Use loc instead of input_location throughout.
10928 2009-06-13 Richard Guenther <rguenther@suse.de>
10930 PR tree-optimization/40421
10931 * tree-predcom.c (should_unroll_loop_p): Remove.
10932 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10934 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10936 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10937 Add location argument.
10939 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10941 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10943 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10944 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10945 * config/spu/spu-protos.h: Add location to
10946 spu_resolve_overloaded_builtin.
10947 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10948 spu_build_builtin_va_list.
10949 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10950 argument. Pass location to build_function_call_vec.
10951 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10953 (emit_fpu_switch): Same.
10954 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10955 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10956 to build_decl and create_artificial_label.
10957 (xtensa_gimplify_va_arg_expr): Same.
10958 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10959 (xstormy16_gimplify_va_arg_expr): Same.
10960 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10961 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10962 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10963 (mips16_build_function_stub): Same.
10964 (mips16_build_call_stub): Same.
10966 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10969 * arm/constraints.md (Pa, Pb): New constraints.
10970 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10971 split pattern to deal with them.
10973 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10975 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10976 fix index entry for -Xpreprocessor.
10978 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10980 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10981 Add location argument to build_decl call.
10982 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10983 (rs6000_init_builtins): Same.
10984 (spe_init_builtins): Same.
10985 (rs6000_gimplify_va_arg): Add location argument to
10986 create_artificial_label call.
10988 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10990 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10991 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10992 * Makefile.in: Fix GGC dependency for gcse.o.
10994 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10996 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10997 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10998 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11000 * c-parser.c (c_parser_binary_expression): Use current column while
11001 building binary operations.
11002 * common.opt (fshow-column): Enable by default.
11003 * tree-vrp.c (check_array_ref): Use warning_at.
11004 (check_array_bounds): Use location from call back if expr has no
11006 * tree.h: Add location argument to maybe_fold_*.
11007 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11008 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11009 (maybe_fold_offset_to_component_ref): Same.
11010 (maybe_fold_offset_to_reference): Same.
11011 (maybe_fold_offset_to_address): Same.
11012 (maybe_fold_stmt_indirect): Same.
11013 (maybe_fold_stmt_addition): Same.
11014 (fold_stmt_r): Pass location to maybe_fold_*.
11015 (fold_gimple_assign): Same.
11016 * c-tree.h: Add location argument to finish_decl,
11017 default_function_array_conversion, store_init_value.
11018 * c-decl.c (define_label): Use error_at.
11019 (c_make_fname_decl): Pass location to finish_decl.
11020 (finish_decl): New location argument.
11021 (build_compound_literal): Pass location to store_init_value.
11022 (grokdeclarator): Pass location to finish_decl.
11024 * c-typeck.c (array_to_pointer_conversion): New location argument.
11025 (function_to_pointer_conversion): Same.
11026 (default_function_array_conversion): Same.
11027 (parser_build_unary_op): Pass location to overflow_warning.
11028 (parser_build_binary_op): Same. Use warning_at.
11029 (build_unary_op): Pass location to array_to_pointer_conversion.
11030 (build_c_cast): Pass location to digest_init.
11031 (build_modify_expr): New location argument.
11032 (convert_for_assignment): Same.
11033 (store_init_value): Same.
11034 (digest_init): Same.
11035 (output_init_element): Pass location to digest_init and
11036 array_to_pointer_conversion.
11037 (c_finish_return): Pass location to convert_for_assignment.
11038 * gimplify.c (gimplify_conversion): Pass location to
11039 maybe_fold_offset_to_address.
11040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11041 to maybe_fold_stmt_addition.
11042 * c-omp.c (c_finish_omp_atomic): Pass new location to
11044 (c_finish_omp_for): Same.
11045 * c-common.c (overflow_warning): New argument.
11046 * c-common.h: New argument to build_modify_expr, overflow_warning.
11047 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11049 (c_parser_initializer): Pass location to
11050 default_function_array_conversion.
11051 (c_parser_initelt): Same.
11052 (c_parser_initval): Same.
11053 (c_parser_asm_operands): Same.
11054 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11055 (c_parser_conditional_expression): Same.
11056 (c_parser_binary_expression): Add location info to stack. Use it.
11057 (c_parser_unary_expression): Pass location to
11058 default_function_array_conversion, parser_build_unary_op,
11059 build_indirect_ref, c_parser_postfix_expression_after_primary.
11060 (c_parser_postfix_expression_after_primary): New location argument.
11062 (c_parser_expression_conv): Pass location to
11063 default_function_array_conversion.
11064 (c_parser_expr_list): Same.
11065 (c_parser_omp_atomic): Same.
11066 (c_parser_omp_for_loop): Same.
11067 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11068 (build_array_declarator): New argument.
11069 * c-decl.c (build_array_declarator): Add location argument.
11070 (grokdeclarator): Set id_loc for cdk_array.
11071 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11072 build_array_declarator.
11073 * tree.c (build_omp_clause): Add location argument.
11074 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11075 (OMP_CLAUSE_LOCATION): New macro.
11076 (struct tree_omp_clause): Add location field.
11077 (build_omp_clause): Add argument.
11078 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11079 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11081 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11082 (cp_parser_omp_clause_collapse): Same.
11083 (cp_parser_omp_clause_default): Same.
11084 (cp_parser_omp_clause_if): Same.
11085 (cp_parser_omp_clause_nowait): Same.
11086 (cp_parser_omp_clause_num_threads): Same.
11087 (cp_parser_omp_clause_ordered): Same.
11088 (cp_parser_omp_clause_schedule): Same.
11089 (cp_parser_omp_clause_untied): Same.
11090 (cp_parser_omp_for_loop): Same.
11091 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11092 * c-tree.h (c_start_case): Add location argument.
11093 (c_process_expr_stmt): Same.
11094 (c_finish_goto_*): Same.
11095 * tree-parloops.c (initialize_reductions): Pass location to
11097 (create_parallel_loop): Same.
11098 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11099 (gfc_trans_omp_reduction_list): Same.
11100 (gfc_trans_omp_clauses): Same.
11101 (gfc_trans_omp_do): Same.
11102 * c-typeck.c (c_finish_goto_label): Same.
11103 (c_finish_goto_ptr): New location argument.
11104 (c_start_case): Same.
11105 (emit_side_effect_warnings): Same.
11106 (c_process_expr_stmt): Same.
11107 (c_finish_stmt_expr): Same.
11108 (c_finish_omp_clauses): Use error_at instead of error.
11109 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11111 * c-omp.c (c_split_parallel_clauses): New location argument.
11112 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11113 to build_omp_clause.
11114 (convert_local_reference_stmt): Same.
11115 (convert_gimple_call): Same.
11116 * c-common.h (c_split_parallel_clauses): New argument.
11117 * c-parser.c (c_parser_statement_after_labels): Pass location to
11118 c_finish_goto_label.
11119 (c_parser_switch_statement): Pass location to c_start_case.
11120 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11121 and c_process_expr_stmt.
11122 (c_parser_omp_variable_list): Add location argument.
11123 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11124 (c_parser_omp_clause_default): Same.
11125 (c_parser_omp_clause_if): Same.
11126 (c_parser_omp_clause_num_threads): Same.
11127 (-c_parser_omp_clause_ordered): Same.
11128 (c_parser_omp_clause_reduction): Pass location to
11129 c_parser_omp_variable_list.
11130 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11131 (c_parser_omp_clause_untied): Same.
11132 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11133 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11135 * c-tree.h (check_for_loop_decls, undeclared_variable,
11136 build_component_ref, build_array_ref, build_external_ref,
11137 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11138 build_conditional_expr, build_compound_expr, c_cast_expr,
11139 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11140 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11142 * c-semantics.c (build_stmt): Same.
11143 (build_case_label): Same.
11144 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11145 (undeclared_variable): New argument.
11146 (make_label): Same.
11147 (lookup_label): Pass location on down.
11148 (define_label): Same.
11149 (finish_decl): Same.
11150 (build_compound_literal): Same.
11151 (finish_struct): Same.
11152 (finish_function): Do not set location here.
11153 (check_for_loop_decls): New argument.
11154 * tree.c (save_expr): Set location.
11155 (build_empty_stmt): New argument.
11156 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11157 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11158 * builtins.c (gimplify_va_arg_expr): Use locations.
11159 (expand_builtin_sync_operation): Same.
11160 * c-typeck.c (build_component_ref): New argument.
11161 (build_array_ref): Same.
11162 (build_external_ref): Same.
11163 (c_expr_sizeof_expr): Same.
11164 (c_expr_sizeof_type): Same.
11165 (parser_build_unary_op): Same.
11166 (build_conditional_expr): Same.
11167 (build_compound_expr): Pass location on down.
11168 (build_compound_expr): New argument.
11169 (build_c_cast): Same.
11170 (c_cast_expr): Same.
11171 (build_asm_expr): Same.
11172 (c_finish_return): Same.
11173 (c_process_expr_stmt): Pass location on down.
11174 (c_finish_stmt_expr): New argument.
11175 (push_clenaup): Same.
11176 (c_finish_omp_parallel): Same.
11177 (c_finish_omp_task): Same.
11178 * gimplify.c (gimplify_call_expr): Pass location on down.
11179 * c-omp.c (c_finish_omp_master): New argument.
11180 (c_finish_omp_critical): Same.
11181 (c_finish_omp_ordered): Same.
11182 (c_finish_omp_barrier): Same.
11183 (-c_finish_omp_taskwait): Same.
11184 (c_finish_omp_atomic): Same.
11185 (c_finish_omp_flush): Same.
11186 * tree-inline.c (copy_tree_body_r): Pass location on down.
11187 (inline_forbidden_p): Remove use of input_location.
11188 * c-gimplify.c (c_build_bind_expr): New argument.
11189 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11190 (c_sizeof_or_alignof_type): New argument.
11191 (c_alignof_expr): Same.
11192 (build_va_arg): Same.
11193 (c_add_case_label): Same.
11194 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11195 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11196 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11197 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11198 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11199 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11201 * stub-objc.c (objc_build_selector_expr): Same.
11202 (objc_build_throw_stmt): Same.
11203 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11204 (c_parser_initelt): Same.
11205 (c_parser_compound_statement): Same.
11206 (c_parser_compound_statement_nostart): Same.
11207 (c_parser_label): Same.
11208 (c_parser_statement_after_labels): Same.
11209 (c_parser_if_body): Same.
11210 (c_parser_else_body): Same.
11211 (c_parser_if_statement): Same.
11212 (c_parser_switch_statement): Same.
11213 (c_parser_while_statement): Same.
11214 (c_parser_do_statement): Same.
11215 (c_parser_for_statement): Same.
11216 (c_parser_asm_statement): Same.
11217 (c_parser_conditional_expression): Same.
11218 (c_parser_binary_expression): Same.
11219 (c_parser_cast_expression): Same.
11220 (c_parser_unary_expression): Same.
11221 (c_parser_sizeof_expression): Same.
11222 (c_parser_alignof_expression): Same.
11223 (c_parser_postfix_expression): Same.
11224 (c_parser_expression): Same.
11225 (c_parser_objc_receiver): Same.
11226 (c_parser_omp_variable_list): Same.
11227 (c_parser_omp_structured_block): Same.
11228 (c_parser_omp_atomic): New argument.
11229 (c_parser_omp_barrier): Same.
11230 (c_parser_omp_critical): Same.
11231 (c_parser_omp_flush): Pass location on down.
11232 (c_parser_omp_for_loop): New argument.
11233 (c_parser_omp_for): Same.
11234 (c_parser_omp_master): Same.
11235 (c_parser_omp_ordered): Same.
11236 (c_parser_omp_sections_scope): Same.
11237 (c_parser_omp_sections): Same.
11238 (c_parser_omp_parallel): Same.
11239 (c_parser_omp_single): Same.
11240 (c_parser_omp_task): Same.
11241 (c_parser_omp_taskwait): Pass location on down.
11242 (c_parser_omp_construct): Same.
11243 (c_parser_omp_threadprivate): Same.
11244 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11245 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11246 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11247 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11248 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11249 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11250 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11251 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11252 config/i386/i386.c, stmt.c:
11253 Add location argument to the following function definitions and/or
11254 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11255 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11256 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11257 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11258 do_case, c_finish_bc_stmt, build_compound_literal,
11259 build_function_call.
11260 * c-decl.c (build_compound_literal): Add location argument.
11261 Make all diagnostic calls use location.
11262 (start_struct): Same.
11263 (finish_struct): Same.
11264 (start_enum): Same.
11265 (build_enumerator): Same.
11266 (start_function): Same.
11267 (grokdeclarator): Make all diagnostic calls use location.
11268 (store_parm_decls_oldstyle): Same.
11269 * c-typeck.c (build_function_call): Add location argument.
11270 Make all diagnostic calls use location.
11272 (c_finish_bc_stmt): Same.
11273 * tree-nested.c (get_trampoline_type): Add argument.
11274 Pass location to build_decl.
11275 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11276 * rtl.h (RTL_LOCATION): New.
11277 * c-common.c (c_add_case_label): Add location argument.
11278 Make all diagnostic calls use location.
11279 * c-common.h: Add location argument to make_fname_decl, do_case,
11280 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11281 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11282 Set it appropriately for every case. Pass enum_loc to start_enum
11283 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11285 (c_parser_struct_or_union_specifier): Save location. Use it for
11286 start_struct, finish_struct, and parser_xref_tag.
11288 2009-06-12 Ian Lance Taylor <iant@google.com>
11290 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11292 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11293 cpp_opts->warn_cxx_operator_names.
11295 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11298 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11299 is returns NULL and OP is a VCE, look through the VCE.
11301 2009-06-12 Ian Lance Taylor <iant@google.com>
11304 * collect2.c (main): Use CONST_CAST2 in code inside #if
11305 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11307 2009-06-12 Joey Ye <joey.ye@intel.com>
11309 PR middle-end/39146
11310 * cfgexpand.c (get_decl_align_unit): Update
11311 max_used_stack_slot_alignment with align instead of
11312 stack_alignment_needed.
11314 * function.c (assign_stack_local_1): Update
11315 max_used_stack_slot_alignment with alignment_in_bits instead
11316 of stack_alignment_needed.
11317 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11320 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11322 * dwarf2out.c (last_var_location_insn): New variable.
11323 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11324 (dwarf2out_var_location): Don't record anything after last real
11325 insn. Only change labels if there were any real instructions
11326 in between last note and this one, or if changed sections.
11328 2009-06-11 Richard Henderson <rth@redhat.com>
11330 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11331 note when storing the frame pointer in a register.
11332 (FRP): Don't redefine to nothing for epilogue.
11333 (alpha_expand_epilogue): Mark register and sp restores.
11334 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11336 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11337 when gen_lowpart is needed.
11339 2009-06-11 Richard Henderson <rth@redhat.com>
11341 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11343 * dwarf2out.c (need_data_align_sf_opcode): New.
11344 (div_data_align): Move earlier.
11345 (def_cfa_1, reg_save): Use it.
11347 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11349 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11350 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11351 (ix86_handle_option): Handle OPT_mcrc32.
11352 (ix86_target_string): Add -mcrc32.
11353 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11355 * config/i386/i386.h (TARGET_CRC32): New.
11357 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11358 (sse4_2_crc32di): Likewise.
11360 * config/i386/i386.opt (mcrc32): New.
11362 * doc/invoke.texi: Document -mcrc32.
11364 2009-06-11 Richard Henderson <rth@redhat.com>
11366 * common.opt (gdwarf-): Accept a version number.
11367 * doc/invoke.texi (gdwarf-): Update docs.
11368 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11369 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11370 version level, and record it.
11372 * dwarf2.h (DW_CIE_VERSION): Remove.
11373 * dwarf2out.c (DWARF_VERSION): Remove.
11374 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11375 (output_call_frame_info): Use CIE version 3 for dwarf3,
11376 or if the return register column is out of range for version 1.
11377 (dwarf_stack_op_name): Add all dwarf3 values.
11378 (DEBUG_PUBTYPES_SECTION): New.
11379 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11380 encoding change for dwarf3.
11381 (output_die) [dw_val_class_die_ref]: Likewise.
11382 (output_compilation_unit_header): Emit correct version for dwarf3.
11383 (output_line_info): Likewise.
11384 (output_pubnames): Update for DWARF_VERSION removal.
11385 (output_aranges): Likewise.
11386 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11387 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11388 (dwarf2out_finish): Likewise.
11390 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11392 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11395 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11398 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11399 * builtins.c (expand_builtin_unreachable): New function.
11400 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11401 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11402 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11404 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11405 searching for missing barriers.
11407 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11409 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11410 when -fprofile-generate* was passed.
11411 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11413 2009-06-11 Anthony Green <green@moxielogic.com>
11415 * config/moxie/moxie.md: Define length attribute for all instructions.
11417 (*b<cond:code>): Support limited branch ranges for new PC-relative
11418 branch instructions.
11419 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11421 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11423 * config/i386/i386.c (min_insn_size): Use get_attr_length
11424 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11425 For __asm return 0.
11427 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11428 instead of emit_insn_before.
11430 2009-06-10 Ian Lance Taylor <iant@google.com>
11433 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11436 2009-06-10 Revital Eres <eres@il.ibm.com>
11438 * passes.c (init_optimization_passes): Reschedule
11439 predictive-commoning pass before complete unroll pass.
11441 2009-06-10 Martin Jambor <mjambor@suse.cz>
11443 * cgraph.c (cgraph_node_can_be_local_p): New function.
11444 (cgraph_make_node_local): New function.
11445 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11446 (cgraph_make_node_local): Declare.
11448 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11450 * tree.h (tree_base): Add packed_flag and user_align fields.
11451 Decrease size of spare field.
11452 (TYPE_USER_ALIGN): Use user_align from tree_base.
11453 (DECL_USER_ALIGN): Likewise.
11454 (TYPE_PACKED): Use packed_flag from tree_base.
11455 (DECL_PACKED): Likewise.
11456 (tree_type): Delete packed_flag and user_align fields. Widen
11457 precision field. Widen mode field and shuffle fields to align
11458 mode on an 8-bit boundary.
11459 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11460 Renumber decl_flag_* fields. Fix comments. Widen
11461 decl_common_unused field.
11462 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11463 (DECL_EXTERNAL): Likewise.
11464 (DECL_BIT_FIELD): Likewise.
11465 (DECL_NONADDRESSABLE_P): Likewise.
11466 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11467 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11469 2009-06-10 Ian Lance Taylor <iant@google.com>
11471 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11472 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11473 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11474 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11475 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11476 DEF_VEC_ALLOC_FUNC_P.
11477 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11478 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11479 DEF_VEC_ALLOC_FUNC_O.
11480 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11481 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11482 DEF_VEC_ALLOC_FUNC_I.
11483 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11484 (vec_stack_p_reserve_exact_1): Declare.
11485 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11486 (vec_stack_free): Declare.
11487 (VEC_stack_alloc): Define.
11488 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11489 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11490 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11491 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11493 (stack_vecs): New static variable.
11494 (vec_stack_p_reserve_exact_1): New function.
11495 (vec_stack_o_reserve_1): New static function.
11496 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11497 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11498 (vec_stack_free): New function.
11499 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11500 (VEC_df_ref_stack_alloc): Define.
11501 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11502 DEF_VEC_ALLOC_P_STACK.
11503 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11504 (struct df_collection_rec): Change _vec fields to VEC. Remove
11506 (df_free_collection_rec): Adjust for new fields.
11507 (df_insn_rescan): Use new df_collection_rec fields.
11508 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11509 (df_ref_create_structure, df_ref_record): Likewise.
11510 (df_get_conditional_uses, df_get_call_refs): Likewise.
11511 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11512 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11513 (df_record_exit_block_uses, df_bb_verify): Likewise.
11514 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11515 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11516 Remove count parameter. Change return type to void. Change all
11518 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11519 Remove count parameter. Change return type to void. Change all
11521 (df_install_refs): Change old_vec parameter to VEC. Remove count
11522 parameter. Change all callers.
11523 (df_install_mws): Change old_vec parameter to VEC. Remove count
11524 parameter. Change all callers.
11525 (df_refs_verify): Change new_rec parameter to VEC. Change call
11527 (df_mws_verify): Likewise.
11529 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11531 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11533 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11535 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11537 2009-06-10 Anthony Green <green@moxielogic.com>
11539 * config/moxie/crti.asm: New file.
11540 * config/moxie/crtn.asm: New file.
11541 * config/moxie/moxie.c: New file.
11542 * config/moxie/moxie.h: New file.
11543 * config/moxie/sfp-machine.h: New file.
11544 * config/moxie/moxie-protos.h: New file.
11545 * config/moxie/t-moxie: Created.
11546 * config/moxie/t-moxie-softfp: Created.
11547 * config/moxie/moxie.md: Created.
11548 * config/moxie/constraints.md: Created.
11549 * config.gcc: Add moxie support.
11550 * doc/md.texi (Machine Constraints): Add moxie constraints.
11551 * doc/contrib.texi (Contributors): Mention moxie port.
11552 * doc/install.texi (Specific): Mention the moxie port.
11554 2009-06-09 Ian Lance Taylor <iant@google.com>
11556 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11557 compiling with C++.
11558 * optabs.c (optab_table): Only use designated initializers if
11559 HAVE_DESIGNATED_INITIALIZERS is defined.
11560 (convert_optab_table): Likewise.
11561 (init_optabs): Always call init_insn_codes if
11562 HAVE_DESIGNATED_INITIALIZERS is not defined.
11564 2009-06-09 Ian Lance Taylor <iant@google.com>
11566 * targhooks.c (default_builtin_vectorized_function): Change fn
11567 parameter to unsigned int.
11568 (default_builtin_vectorized_conversion): Change code parameter to
11570 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11571 * targhooks.h: Update declarations.
11572 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11573 parameter to unsigned int.
11575 * c-typeck.c (comptypes_check_enum_int): New static function.
11576 (comptypes_internal): Add enum_and_int_p parameter. Change all
11578 (comp_target_types): Add location parameter. Change all callers.
11579 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11580 Change all callers.
11581 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11582 (build_conditional_expr): Add colon_loc parameter. Change all
11584 (convert_for_assignment): Add location parameter. Change all callers.
11585 * c-parser.c (c_parser_conditional_expression): Pass location of
11586 colon to build_conditional_expr.
11587 * c-tree.h (build_conditional_expr): Update declaration.
11589 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11591 * graphite.c: Revert previous patch.
11593 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11596 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11598 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11600 * tree-ssa-loop-prefetch.c
11601 (loop_prefetch_arrays): Fixed a portability problem in printf format
11604 2009-06-09 Martin Jambor <mjambor@suse.cz>
11606 PR tree-optimization/40351
11607 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11608 refrence to a potential artifical subaccess can be constructed.
11610 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11612 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11613 (sh_override_options): Likewise.
11614 * config/sh/sh.c: Include params.h.
11615 (sh_optimization_options): New.
11616 (sh_override_options): Likewise.
11617 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11618 (OVERRIDE_OPTIONS): Use sh_override_options.
11620 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11622 * dwarf2out.c (emit_cfa_remember): New variable.
11623 (add_fde_cfi): If emit_cfa_remember, recurse to add
11624 DW_CFA_remember_state first.
11625 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11626 instead just set emit_cfa_remember.
11628 2009-06-08 Jan Hubicka <jh@suse.cz>
11631 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11633 2009-06-08 Jan Hubicka <jh@suse.cz>
11635 PR middle-end/39834
11636 * cgraphunit.c (save_inline_function_body): Do not copy transform
11637 hooks for saved inline bodies.
11638 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11639 for given function.
11641 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11643 * jump.c (returnjump_p): Handle delayed branches. Add missing
11646 2009-06-08 Jan Hubicka <jh@suse.cz>
11648 PR middle-end/40102
11649 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11650 original node might've been modified.
11651 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11653 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11655 * tree-object-size.c (addr_object_size): Add OSI argument.
11656 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11657 (compute_builtin_object_size, expr_object_size): Adjust callers.
11658 (plus_stmt_object_size): Call addr_object_size instead of
11659 compute_builtin_object_size.
11661 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11662 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11664 * tree-ssa-loop-prefetch.c
11665 (gather_memory_references): Introduced a counter for the number of
11667 (anything_to_prefetch_p): Introduced a counter for the number of
11669 (is_loop_prefetching_profitable): New function with a cost model
11671 (loop_prefetch_arrays): Use the new cost model to determine if
11672 prefetching is profitable.
11673 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11674 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11675 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11676 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11677 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11678 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11680 2009-06-08 Michael Matz <matz@suse.de>
11683 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11684 partitions use the same.
11685 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11686 for basevars of SSA_NAMEs.
11687 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11688 to not expand them twice.
11689 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11692 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11694 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11695 (fdump-final-insns=, gtoggle): New.
11696 * doc/invoke.texi: Document them.
11697 * final.c (rest_of_clean_state): Dump final insn stream.
11698 * gcc.c (invoke_as): Hook in -fcompare-debug.
11699 (static_spec_functions): Add compare-debug-dump-opt,
11700 compare-debug-self-opt and compare-debug-auxbase-opt.
11701 (compare_debug, compare_debug_second, compare_debug_opt): New.
11702 (switches_debug_check, n_switches_debug_check): New.
11703 (debug_auxbase_opt, debug_check_temp_file): New.
11704 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11706 (do_self_spec): Handle arguments after switches.
11707 (do_spec_1): Add .gk extension to temp file basenames for compare.
11708 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11709 (cc1_options): Use it instead of normal auxbase computation for
11710 the second compare-debug compilation.
11711 (compare_files): New.
11712 (main): Set up and implement compare debug mode.
11713 (compare_debug_dump_opt_spec_function): New.
11714 (compare_debug_self_opt_spec_function): New.
11715 (compare_debug_auxbase_opt_spec_function): New.
11716 * toplev.c (process_options): Handle flag_gtoggle,
11717 flag_dump_final_insns.
11718 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11719 during -fcompare-debug-second compilation.
11721 2009-06-07 Ian Lance Taylor <iant@google.com>
11723 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11724 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11726 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11727 with no default node. Change warning with %H to warning_at.
11728 Don't clear warn_switch around case checking.
11729 * doc/invoke.texi (Warning Options): Clarify distinction between
11730 -Wswitch and -Wswitch-enum.
11732 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11734 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11736 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11738 * gbl-ctors.h: Add header guard.
11740 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11742 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11743 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11744 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11745 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11746 prototypes for removed functions.
11747 (expressions_equal_p): Move to ...
11748 * tree-ssa-sccvn.h: ... here and ...
11749 * matrix-reorg.c: ... adjust includes.
11751 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11753 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11755 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11757 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11758 (finish_function): Remove erroneous whitespace.
11760 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11762 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11763 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11765 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11767 * errors.c (internal_error): Commentary typo fix.
11768 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11769 * tree-ssa-pre.c: Ditto.
11771 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11773 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11774 them is supposed to hold actual statements.
11776 2009-06-06 Ian Lance Taylor <iant@google.com>
11778 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11779 empty statements can now have attributes.
11781 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11783 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11784 * config/mips/mips.md: Ditto.
11786 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11788 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11790 (__eabi_uconvert): Likewise.
11792 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11794 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11795 CFI_* definitions with IN_GCC.
11797 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11799 * xcoffout.h (xcoffout_source_line): Update prototype.
11801 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11803 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11804 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11806 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11808 PR middle-end/40340
11809 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11810 inlined_function_outer_scope_p blocks for artificial inlines
11812 * tree.c (tree_nonartificial_location): Rewrite using
11813 block_nonartificial_location.
11815 2009-06-05 Revital Eres <eres@il.ibm.com>
11816 Leehod Baruch <leehod@il.ibm.com>
11818 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11819 (expand_expr_real_1): Remove comment.
11820 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11821 Vectorize misaligned access when the target supports it.
11822 (vect_supportable_dr_alignment): Check for unaligned access support.
11823 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11826 2009-06-05 Julian Brown <julian@codesourcery.com>
11828 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11829 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11831 2009-06-05 Richard Guenther <rguenther@suse.de>
11834 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11835 as possibly unused.
11837 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11839 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11840 (save_gprs): Don't tell unwinder when a global register is saved.
11841 (s390_emit_epilogue): Emit needed epilogue unwind info.
11843 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11845 * dwarf2out.c (deferred_asm_name): New.
11846 (add_name_and_src_coords_attributes): Defer creation of
11847 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11849 (move_linkage_attr): New.
11850 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11853 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11855 * tree-nested.c (finalize_nesting_tree_1): Declare the
11856 frame_decl in the binding tree.
11858 2009-06-04 Cary Coutant <ccoutant@google.com>
11860 * basic-block.h (struct basic_block_def): Add discriminator field.
11861 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11863 * debug.c (do_nothing_debug_hooks): Add additional entry.
11864 (debug_nothing_int_charstar_int): New function.
11865 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11866 (debug_nothing_int_charstar_int): New declaration.
11867 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11868 discriminator value in .loc directive.
11869 * final.c (last_discriminator): New variable.
11870 (discriminator): New variable.
11871 (final_start_function): Initialize above variables, pass current
11872 discriminator to debug hook.
11873 (notice_source_line): Check for discriminator change.
11874 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11875 * sdbout.c (sdbout_source_line): New parameter.
11876 * tree-cfg.c (struct locus_discrim_map): New structure type.
11877 (discriminator_per_locus): New hash table.
11878 (build_gimple_cfg): Allocate and free discriminator hash table.
11879 (make_edges): Call assign_discriminator.
11880 (locus_map_hash): New function.
11881 (locus_map_eq): New function.
11882 (next_discriminator_for_locus): New function.
11883 (same_line_p): New function.
11884 (assign_discriminator): New function.
11885 (make_cond_expr_edges): Call assign_discriminator.
11886 (make_gimple_switch_edges): Likewise.
11887 (first_non_label_stmt): New function.
11888 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11890 * xcoffout.c (xcoffout_source_line): Add new parameter.
11892 * configure.ac (gcc_cv_as_discriminator): New configury check for
11893 gas support for discriminator.
11894 * configure: Regenerate.
11895 * config.in: Regenerate.
11897 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11899 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11900 val after checking for integers.
11902 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11904 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11906 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11907 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11908 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11909 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11910 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11911 X64_SSE_REGPARM_MAX.
11912 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11913 X64_SSE_REGPARM_MAX.
11915 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11917 * gcc.c (report_times_to_file): New.
11918 (execute): Implement it.
11919 (process_command): Support -time=.
11920 * doc/invoke.texi: Document it.
11922 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11924 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11925 that have value exprs.
11927 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11929 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11930 declarations for constants until...
11931 (dw2_output_indirect_constant_1): ... this point.
11933 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11936 * arm.md (arm_addsi3): Don't try to split an add with an
11937 eliminable register until after reload has completed.
11939 2009-06-03 Ian Lance Taylor <iant@google.com>
11941 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11942 * genattrtab.c (write_length_unit_log): Likewise.
11943 * genchecksum.c (dosum): Likewise.
11944 * gengtype.c (write_rtx_next): Likewise.
11945 (finish_root_table, write_roots): Likewise.
11946 * gimple.c (gimple_ops_offset_): Likewise.
11947 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11948 * config/arc/arc.c (arc_attribute_table): Likewise.
11949 * config/arm/arm.c (arm_attribute_table): Likewise.
11950 * config/avr/avr.c (avr_attribute_table): Likewise.
11951 * config/crx/crx.c (crx_attribute_table): Likewise.
11952 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11953 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11954 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11955 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11956 * config/sh/sh.c (sh_attribute_table): Likewise.
11957 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11958 * config/spu/spu.c (spu_attribute_table): Likewise.
11959 * config/v850/v850.c (v850_attribute_table): Likewise.
11961 * config/alpha/alpha.c (vms_attribute_table): Make static.
11962 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11963 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11964 * config/mips/mips.c (mips_attribute_table): Likewise.
11966 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11968 (cc1-checksum.o): Likewise.
11970 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11972 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11974 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11976 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11977 insn if it is changing sp. Use gen_add3_insn instead of
11978 conditionally gen_addsi3 and gen_adddi3.
11979 (offset_below_red_zone_p): New static inline function.
11980 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11981 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11982 * config/rs6000/ppc-asm.h: Include auto-host.h.
11983 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11984 CFI_RESTORE): Define.
11985 * config/rs6000/crtresxgpr.asm: Add unwind info.
11986 * config/rs6000/crtresxfpr.asm: Likewise.
11987 * config/rs6000/crtresgpr.asm: Likewise.
11988 * config/rs6000/crtresfpr.asm: Likewise.
11989 * config/rs6000/crtsavgpr.asm: Likewise.
11990 * config/rs6000/crtsavfpr.asm: Likewise.
11992 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11993 argument of DWARF2_FRAME_REG_OUT macros.
11995 2009-06-03 Julian Brown <julian@codesourcery.com>
11997 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11998 words or less (including TImode) in core registers.
12000 2009-06-03 Richard Guenther <rguenther@suse.de>
12002 PR middle-end/40328
12003 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12005 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12007 * statistics.c (statistics_counter_event): Do not record event
12008 in pass dump if its number == -1.
12009 (curr_statistics_hash): Add assert that we never get passes
12010 with static number == -1.
12012 2009-06-03 Richard Guenther <rguenther@suse.de>
12013 Andrey Belevantsev <abel@ispras.ru>
12015 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12016 non-BLKmode arrays addressable.
12018 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12020 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12021 * config/m68k/m68k.h: ... here.
12022 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12025 2009-06-03 Martin Jambor <mjambor@suse.cz>
12027 PR tree-optimization/40323
12028 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12031 2009-06-03 Richard Guenther <rguenther@suse.de>
12033 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12036 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12038 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12039 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12040 JUMP_TABLE_DATA_P where applicable.
12041 * config/sh/sh.c: Ditto.
12042 * config/sh/sh.h: Ditto.
12043 * config/sh/sh.md: Ditto.
12044 * config/sh/symbian.c: Ditto.
12046 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12048 * config/i386/driver-i386.c (describe_cache): Optimize
12049 concatenation of strings. Use snprintf instead of sprintf.
12050 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12051 target when not compiling with GCC.
12053 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12055 * config/sh/sh.c: Revert last change.
12056 (sh_expand_epilogue): Emit a blockage insn before the frame
12057 pointer adjustment unconditionally.
12059 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12061 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12062 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12063 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12064 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12065 to COLLECT_GCC_OPTIONS.
12067 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12069 * collect2.c (target_system_root): New variable.
12070 (main): Handle --sysroot=.
12071 (ignore_library): Strip the sysroot from the library path.
12073 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12075 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12076 (collect2.o): Depend on collect2-aix.h.
12077 (collect2-aix.o): New rule.
12078 * collect2-aix.h: New file.
12079 * collect2-aix.c: Likewise.
12080 * collect2.c: Include collect2-aix.h. Don't undefine
12081 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12082 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12083 Use TARGET_AIX_VERSION instead of _AIX51.
12084 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12085 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12086 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12087 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12088 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12090 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12092 * collect2.c (ignore_library): Avoid premature post-increment
12093 and null deference.
12095 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12097 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12098 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12099 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12100 CROSS_DIRECTORY_STRUCTURE too.
12101 (LINK_LIBG_SPEC): Likewise.
12102 (LIB_SPEC): Add %R to sysroot paths.
12103 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12104 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12105 * config/rs6000/aix51.h: As for aix43.h.
12106 * config/rs6000/aix52.h: Likewise.
12107 * config/rs6000/aix53.h: Likewise.
12108 * config/rs6000/aix61.h: Likewise.
12109 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12110 to the beginning of sysroot paths.
12112 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12114 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12115 INSN_LISTs that are out of the REG_NOTE range.
12117 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12119 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12120 (struct var_to_expand): Likewise.
12121 (struct opt_info): Add head and tail for linked lists of the above.
12122 (analyze_insn_to_expand_var): Initialize next.
12123 (analyze_iv_to_split_insn): Likewise.
12124 (analyze_insns_in_loop): Create linked lists.
12125 (allocate_basic_variable): Simplify for use without hash table.
12126 (insert_var_expansion_initialization): Likewise, make it type-safer.
12127 (combine_var_copies_in_loop_exit): Likewise.
12128 (apply_opt_in_copies): Walk lists rather than hash tables.
12129 (release_var_copies): Simplified and inlined by hand into...
12130 (free_opt_info): ... this function.
12132 2009-06-02 Richard Guenther <rguenther@suse.de>
12134 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12137 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12139 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12140 only for builtins that are not overridden.
12142 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12144 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12147 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12149 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12151 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12153 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12155 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12157 * common.opt (fdump-unnumbered-links): New.
12158 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12159 * print-rtl.c (flag_dump_unnumbered_links): New.
12160 (print_rtx): Test it.
12162 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12164 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12165 push/pop multiple to 8-byte alignment.
12167 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12169 * config/i386/i386.c (queued_cfa_restores): New static variable.
12170 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12172 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12173 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12174 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12175 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12176 note unconditionally.
12177 (ix86_emit_restore_regs_using_mov): Likewise.
12178 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12179 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12180 it through to ix86_emit_restore_reg_using_pop.
12181 (ix86_emit_leave): Add RED_OFFSET argument. Call
12182 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12183 instead of adding REG_CFA_OFFSET note unconditionally.
12184 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12185 the above functions. Call ix86_add_queued_cfa_restore_notes when
12188 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12189 force output of the label even for dwarf2out_do_cfi_asm.
12190 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12191 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12192 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12194 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12195 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12196 dwarf2out_cfi_label callers.
12197 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12198 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12199 Adjust dwarf2out_cfi_label callers.
12200 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12202 * config/i386/i386.h (struct machine_cfa_state,
12203 struct machine_function): Guard with ifndef USED_FOR_TARGET
12204 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12207 * emutls.c (__emutls_get_address): Change arr->size to mean number
12208 of allocated arr->data entries instead of # of slots + 1.
12210 PR middle-end/40316
12211 * recog.c (peep2_reinit_state): New function.
12212 (peephole2_init_state): Use it at the end of a basic block and also
12213 when seeing a RTX_FRAME_RELATED_P insn.
12215 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12217 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12218 fixuns_truncrfdi2): New.
12219 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12220 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12221 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12222 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12223 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12224 *recip_approx): Remove.
12225 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12226 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12227 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12229 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12232 2009-06-01 Ian Lance Taylor <iant@google.com>
12234 * attribs.c (register_attribute): Use CONST_CAST.
12235 * collect2.c (main): Use CONST_CAST2.
12236 (scan_prog_file): Likewise.
12237 * gcc.c (process_command, main): Likewise.
12238 * toplev.c (toplev_main): Likewise.
12240 * c-typeck.c (handle_warn_cast_qual): New static function,
12241 partially broken out of build_c_cast.
12242 (build_c_cast): Call handle_warn_cast_qual.
12243 * doc/invoke.texi (Warning Options): Document new effect of
12246 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12248 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12249 (diagnostic_report_current_module): Print columns.
12250 * common.opt (flag_show_column): Enable by default.
12252 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12254 * alias.c (find_base_term): Check for NULL term before returning.
12256 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12258 Revert due to PR40320:
12259 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12260 * calls.c (emit_library_call_value_1): Don't force_operand for move
12263 2009-06-01 Olivier Hainque <hainque@adacore.com>
12264 Eric Botcazou <ebotcazou@adacore.com>
12266 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12267 to be processed as a bitfield for constructor output purposes.
12268 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12270 * varasm.c (oc_local_state): New type, output_constructor
12271 local state to support communication with helpers.
12272 (oc_outer_state): New type, output_constructor outer state of
12273 relevance in recursive calls.
12274 (output_constructor_array_range): New output_constructor helper,
12275 extracted code for an array range element.
12276 (output_constructor_regular_field): New output_constructor helper,
12277 extracted code for an element that is not a bitfield.
12278 (output_constructor_bitfield): New output_constructor helper,
12279 extracted code for a bitfield element. Accept an OUTER state
12280 argument for recursive processing. Recurse on record or array
12281 CONSTRUCTOR values, possibly past noop conversions.
12282 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12283 VALUE is a valid constant-valued expression for use in a static
12284 bit-field initializer.
12285 (output_constructor): Rework to use helpers. Accept and honor an
12286 OUTER state argument for recursive calls. Return total size. Be
12287 prepared for nested constructors initializing bitfields.
12288 (output_constant): Feed OUTER in calls to output_constructor.
12290 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12292 * calls.c (emit_library_call_value_1): Don't force_operand for move
12295 2009-06-01 Nick Clifton <nickc@redhat.com>
12297 * doc/invoke.texi (IA-64 Options): Fix typo.
12299 2009-06-01 Ira Rosen <irar@il.ibm.com>
12301 PR tree-optimization/39129
12302 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12304 (vect_do_peeling_for_loop_bound): Use
12305 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12306 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12307 (vect_loop_versioning): Likewise.
12308 (vect_create_cond_for_alias_checks): Fix indentation.
12309 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12311 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12312 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12313 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12314 "control flow in loop".
12315 (vect_estimate_min_profitable_iters): Use
12316 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12317 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12318 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12319 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12320 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12321 statement belongs to a group of strided accesses with the exact code
12323 (vectorizable_load): Likewise.
12324 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12325 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12327 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12329 * config/freebsd-stdint.h: New file.
12330 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12331 Add freebsd-stdint.h to tm_file.
12333 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12335 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12336 (thumb2_extendhidi2): Likewise.
12338 2009-05-31 Ian Lance Taylor <iant@google.com>
12340 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12342 2009-05-31 Ian Lance Taylor <iant@google.com>
12344 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12345 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12346 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12348 2009-05-31 Jason Merrill <jason@redhat.com>
12350 * tree-pretty-print.c (print_call_name): Take the callee, not the
12351 call itself. Make non-static. Use dump_function_name for functions.
12352 (dump_generic_node): Adjust.
12353 * diagnostic.h: Declare print_call_name.
12354 * gimple-pretty-print.c (dump_gimple_call): Use it.
12356 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12358 * config/sh/sh.md (ashldi3_std): New define_expand.
12361 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12364 * config/sh/sh.c: Include debug.h.
12365 (sh_expand_epilogue): Emit a blockage insn before the frame
12366 pointer adjustment also when dwarf2out_do_frame returns true.
12368 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12370 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12371 (thumb2_extendqidi2): New pattern.
12373 2009-05-31 Ira Rosen <irar@il.ibm.com>
12375 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12376 mark phis for renaming.
12377 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12378 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12379 Call mark_sym_for_renaming.
12380 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12381 * tree-vect-loop.c (vect_transform_loop): Remove
12382 vect_memsyms_to_rename initialization and a call to
12383 mark_set_for_renaming.
12385 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12387 PR middle-end/40304
12388 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12389 frame related even if !set_cfa && style < 0.
12391 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12393 * config/i386/mingw-tls.c: New file.
12394 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12395 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12396 defining _WIN32 but not __CYGWIN__.
12398 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12400 * configure.ac: Add MPC support.
12402 * config.in, configure: Regenerate.
12404 2009-05-29 Richard Henderson <rth@redhat.com>
12406 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12407 NOTE_INSN_BASIC_BLOCK.
12408 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12409 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12410 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12412 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12414 (add_cfi): Disable check redefining cfa away from drap.
12415 (lookup_cfa_1): Add remember argument; handle remember/restore.
12416 (lookup_cfa): Pass remember argument.
12417 (cfa_remember): New.
12418 (compute_barrier_args_size_1): Remove sibcall check.
12419 (dwarf2out_frame_debug_def_cfa): New.
12420 (dwarf2out_frame_debug_adjust_cfa): New.
12421 (dwarf2out_frame_debug_cfa_offset): New.
12422 (dwarf2out_frame_debug_cfa_register): New.
12423 (dwarf2out_frame_debug_cfa_restore): New.
12424 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12425 (dwarf2out_begin_epilogue): New.
12426 (dwarf2out_frame_debug_restore_state): New.
12427 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12428 DW_CFA_restore_state.
12429 (output_cfi_directive): Likewise.
12430 (convert_cfa_to_fb_loc_list): Likewise.
12431 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12432 * dwarf2out.h: Update.
12433 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12434 (copy_insn_1): Early out for null.
12435 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12436 and dwarf2out_frame_debug_restore_state.
12437 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12438 (prologue_insn_hash, epilogue_insn_hash): New.
12439 (free_after_compilation): Adjust freeing accordingly.
12440 (record_insns): Create hash table if needed; push insns into
12441 hash instead of array.
12442 (maybe_copy_epilogue_insn): New.
12443 (contains): Search hash table instead of array.
12444 (sibcall_epilogue_contains): Remove.
12445 (thread_prologue_and_epilogue_insns): Split eh_return insns
12446 and mark them as epilogues.
12447 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12448 scanning in terms of basic blocks.
12449 * insn-notes.def (CFA_RESTORE_STATE): New.
12450 * jump.c (returnjump_p_1): Accept EH_RETURN.
12451 (eh_returnjump_p_1, eh_returnjump_p): New.
12452 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12453 CFA_REGISTER, CFA_RESTORE): New.
12454 * rtl.def (EH_RETURN): New.
12455 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12457 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12458 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12460 * config/i386/i386.c (gen_push): Update cfa state.
12461 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12462 add a CFA_ADJUST_CFA note.
12463 (ix86_dwarf_handle_frame_unspec): Remove.
12464 (ix86_expand_prologue): Update cfa state.
12465 (ix86_emit_restore_reg_using_pop): New.
12466 (ix86_emit_restore_regs_using_pop): New.
12467 (ix86_emit_leave): New.
12468 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12469 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12470 * config/i386/i386.h (struct machine_cfa_state): New.
12471 (ix86_cfa_state): New.
12472 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12473 (eh_return_internal): Merge from eh_return_<mode>,
12474 use eh_return rtx, split w/ epilogue.
12476 2009-05-29 Ian Lance Taylor <iant@google.com>
12478 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12480 * calls.c (emit_library_call_value_1): Likewise.
12482 * c-typeck.c (c_build_va_arg): New function.
12483 * c-tree.h (c_build_va_arg): Declare.
12484 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12485 instead of build_va_arg.
12487 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12489 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12490 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12491 (ptr_difference_cost): Use affine combinations to compute it.
12492 (difference_cost): Likewise.
12493 (get_computation_cost_at): Compute more accurate cost for addresses
12494 if the ratio is a multiplier allowed in addresses.
12495 For non-addresses, consider that an additional offset or symbol is
12498 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12500 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12501 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12503 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12504 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12505 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12507 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12508 to 1 for TYPE_SSE{IADD1,CVT1}.
12509 (prefix_vex_imm8): Removed.
12510 (length_vex): Only pass 1 as second argument to
12511 ix86_attr_length_vex_default if prefix_extra is 0.
12512 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12513 (length): For prefix vex computation use length_immediate
12514 attribute instead of prefix_vex_imm8.
12515 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12516 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12517 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12518 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12519 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12520 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12521 a space in between the operands.
12522 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12523 if one operand is 0xff and the other one si, di, bp or sp.
12524 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12525 other one si, di, bp or sp.
12526 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12527 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12528 type and mode attributes.
12529 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12530 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12531 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12532 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12533 prefix_data16 attribute iff MODE_DF.
12534 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12535 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12536 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12537 constm128_operand in length_immediate computation.
12538 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12539 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12540 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12541 length_immediate attribute to 1.
12542 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12543 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12544 for certain alternatives.
12545 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12546 prefix_data16 attribute if MODE_V1DF.
12547 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12548 length_immediate to 1.
12549 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12550 length_address to 4, set mode attribute to MODE_DI.
12551 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12552 (fxam<mode>2_i387): Set length attribute to 4.
12553 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12554 *prefetch_3dnow_rex): Override length_address attribute.
12555 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12557 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12558 (constm128_operand): Removed.
12559 * config/i386/i386.c (memory_address_length): For
12560 disp && !index && !base in 64-bit mode account for SIB byte if
12561 print_operand_address can't optimize disp32 into disp32(%rip)
12562 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12563 for fs: or gs: segment.
12564 (ix86_attr_length_immediate_default): When checking if shortform
12565 is possible, truncate immediate to the length of the non-shortened
12567 (ix86_attr_length_address_default): Ignore MEM_P operands
12569 (ix86_attr_length_vex_default): Only check for DImode on
12570 GENERAL_REG_P operands.
12571 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12572 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12573 (sse_cvttps2pi): Clear prefix_rep attribute.
12574 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12576 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12577 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12578 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12579 iff operand 2 is const_int_operand.
12580 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12581 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12582 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12584 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12586 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12587 prefix_data16 attribute for movlpd and movhpd instructions.
12588 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12589 length_immediate for shufpd instruction.
12590 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12591 (avx_cmpp<avxmodesuffixf2c><mode>3,
12592 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12593 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12594 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12595 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12596 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12597 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12598 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12599 prefix_data16 attribute for the first alternative to 1.
12600 (*avx_loadlps): Override length_immediate for the first alternative.
12601 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12602 attributes for second alternative.
12603 (*vec_concatv2sf_sse4_1): Override length_immediate and
12604 prefix_data16 attributes for second alternative.
12605 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12606 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12607 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12608 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12609 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12610 prefix_data16 and length_immediate to 1.
12611 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12613 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12614 prefix_extra attribute for variants that don't have 0f prefix alone.
12615 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12616 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12617 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12618 *sse4_1_pextrd): Set length_immediate to 1.
12619 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12620 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12622 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12623 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12624 length_immediate to 1 for second alternative.
12625 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12626 prefix_extra and length_immediate attributes for the first
12628 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12630 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12631 to 1 for the first and third alternative.
12632 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12634 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12636 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12638 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12639 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12640 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12641 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12642 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12643 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12644 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12645 ssse3_psign<mode>3): Override prefix_rex attribute.
12646 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12647 (ssse3_palignrti): Override length_immediate to 1.
12648 (ssse3_palignrdi): Override length_immediate to 1, override
12649 prefix_rex attribute.
12650 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12651 (sse4a_extrqi): Override length_immediate to 2.
12652 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12653 (sse4a_insertq): Override prefix_data16 to 0.
12654 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12655 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12656 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12657 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12658 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12659 and length_immediate to 1.
12660 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12661 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12662 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12663 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12664 and length_immediate to 1.
12665 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12666 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12667 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12668 avx_ptest256): Override prefix_extra to 1.
12669 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12670 Override prefix_data16 and length_immediate to 1.
12671 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12672 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12673 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12674 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12675 prefix_data16 to 0 and prefix_extra to 2.
12676 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12677 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12679 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12680 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12681 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12682 and prefix_extra to 2.
12683 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12684 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12685 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12686 avx_vpermilvar<mode>3,
12687 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12688 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12689 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12690 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12691 Override prefix_extra to 1.
12692 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12693 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12694 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12695 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12696 prefix_extra and length_immediate to 1.
12697 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12699 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12700 to 1 for the first alternative.
12701 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12702 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12704 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12705 *movv2sf_internal_avx, *movv2sf_internal): Override
12706 prefix_rep attribute for certain alternatives.
12707 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12708 attributes for certain alternatives.
12709 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12710 attributes for certain alternatives.
12711 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12712 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12713 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12714 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12715 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12716 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12717 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12718 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12719 length_immediate to 1 if operand 2 is const_int_operand.
12720 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12721 *vec_extractv2si_1): Set length_immediate attribute to 1.
12722 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12723 using old 3DNOW insn rather than SSE/3DNOW_A.
12724 (mmx_emms, mmx_femms): Clear modrm attribute.
12726 2009-05-29 Martin Jambor <mjambor@suse.cz>
12728 * tree-sra.c: New implementation of SRA.
12730 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12731 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12732 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12733 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12734 (SRA_MAX_STRUCTURE_COUNT): Removed.
12735 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12736 * doc/invoke.texi (sra-max-structure-size): Removed.
12737 (sra-field-structure-ratio): Removed.
12739 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12741 PR middle-end/40291
12742 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12745 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12747 PR rtl-optimization/40101
12748 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12749 seqno. Adjust comment.
12750 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12751 inserting bookkeeping before a jump, the jump is not scheduled.
12752 When no positive seqno found, provide a value. Add comment.
12754 2009-05-29 Richard Guenther <rguenther@suse.de>
12756 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12757 short-cutting on the first component.
12759 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12761 PR middle-end/39958
12762 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12763 for trees other than decls/types.
12765 2009-05-29 Richard Guenther <rguenther@suse.de>
12767 * tree-ssa-operands.c (get_expr_operands): Do not handle
12768 INDIRECT_REFs in the handled-component case. Remove
12769 unused get_ref_base_and_extent case.
12770 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12771 tree_low_cst and host_integerp where possible.
12772 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12773 codes for equivalence.
12774 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12776 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12778 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12779 to tmake_file for i[34567]86-*-cygwin*.
12781 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12784 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12785 (altivec_categorize_keyword, init_vector_keywords,
12786 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12789 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12791 * tree.c (handle_dll_attribute): Check if node is
12792 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12794 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12796 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12798 (thumb2_zero_extendqidi2): Likewise.
12800 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12802 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12803 instead of gen_movrt.
12804 * config/sh/sh.md (movrt): Remove.
12806 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12808 * doc/invoke.texi (IA-64 Options):
12809 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12810 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12811 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12812 -msched-prefer-non-control-spec-insns,
12813 -msched-stop-bits-after-every-cycle,
12814 -msched-count-spec-in-critical-path,
12815 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12816 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12817 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12818 and -msched-spec-verbose.
12820 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12822 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12823 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12825 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12827 2009-05-28 Richard Guenther <rguenther@suse.de>
12829 * tree-ssa-alias.c (ao_ref_init): New function.
12830 (ao_ref_base): Likewise.
12831 (ao_ref_base_alias_set): Likewise.
12832 (ao_ref_alias_set): Likewise.
12833 (refs_may_alias_p_1): Change signature.
12834 (refs_may_alias_p): Adjust.
12835 (refs_anti_dependent_p): Likewise.
12836 (refs_output_dependent_p): Likewise.
12837 (call_may_clobber_ref_p_1): Change signature.
12838 (call_may_clobber_ref_p): Adjust.
12839 (stmt_may_clobber_ref_p_1): New function split out from ...
12840 (stmt_may_clobber_ref_p): ... here.
12841 (maybe_skip_until): Adjust signature.
12842 (get_continuation_for_phi): Likewise.
12843 (walk_non_aliased_vuses): Likewise.
12844 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12845 (ao_ref_init): Declare.
12846 (ao_ref_base): Likewise.
12847 (ao_ref_alias_set): Likewise.
12848 (stmt_may_clobber_ref_p_1): Likewise.
12849 (walk_non_aliased_vuses): Adjust.
12850 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12851 (get_ref_from_reference_ops): remove.
12852 (vn_reference_lookup_2): Adjust signature.
12853 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12854 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12855 (vn_reference_lookup): Adjust.
12856 (vn_reference_insert): Likewise.
12857 (vn_reference_insert_pieces): Adjust signature.
12858 (visit_reference_op_call): Adjust.
12859 * tree-ssa-pre.c (get_expr_type): Simplify.
12860 (phi_translate_1): Adjust.
12861 (compute_avail): Likewise.
12862 (translate_vuse_through_block): Do not re-build trees.
12863 (value_dies_in_block_x): Likewise.
12864 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12866 (vn_reference_lookup_pieces): Adjust declaration.
12867 (vn_reference_insert_pieces): Likewise.
12869 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12871 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12872 with checking disabled.
12874 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12878 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12879 macro definition for support of three-operand format aligned
12880 .comm directive in assembler on cygwin/pe/mingw target OS.
12881 * configure: Regenerate.
12882 * config.h: Regenerate.
12884 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12885 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12886 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12888 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12889 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12891 2009-05-28 Ira Rosen <irar@il.ibm.com>
12893 PR tree-optimization/40254
12894 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12895 in analysis of basic blocks.
12897 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12899 PR middle-end/33699
12900 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12901 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12902 (TARGET_INITIALIZER): Use it.
12903 * cse.c (CHEAPER): Move it up to the other macros.
12904 (insert): Rename this ...
12905 (insert_with_costs): ... to this. Add cost parameters. Update
12907 (insert): New function. Call insert_with_costs.
12908 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12909 find_reg_offset_for_const, try_const_anchors): New functions.
12910 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12911 when using a const-anchor. Call insert_const_anchors.
12912 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12913 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12915 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12917 * tree-inline.c (remap_decls): Enable nonlocalized variables
12918 when not optimizing.
12920 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12922 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12923 Simplify other tests involving optimize.
12925 2009-05-27 Tom Tromey <tromey@redhat.com>
12927 * unwind-dw2.c (_Unwind_DebugHook): New function.
12928 (uw_install_context): Call _Unwind_DebugHook.
12930 2009-05-27 Tom Tromey <tromey@redhat.com>
12932 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12934 2009-05-27 Ian Lance Taylor <iant@google.com>
12936 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12937 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12938 (ALL_LINKERFLAGS): Define.
12939 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12940 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12941 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12942 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12943 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12944 $(LINKER_FOR_BUILD).
12945 (build/gcov-iov$(build_exeext)): Likewise.
12947 2009-05-27 Julian Brown <julian@codesourcery.com>
12949 * gcse.c (target.h): Include.
12950 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12951 copy of argument to a pseudo register.
12953 2009-05-27 Diego Novillo <dnovillo@google.com>
12955 * tree-ssa-live.c (dump_scope_block): Document arguments.
12956 (dump_scope_blocks): Document.
12957 (debug_scope_blocks): New.
12958 * tree-flow.h (debug_scope_blocks): Declare.
12960 2009-05-21 Denis Chertykov <denisc@overta.ru>
12962 * doc/contrib.texi (Contributors): Add myself to the list.
12964 2009-05-27 Olivier Hainque <hainque@adacore.com>
12966 * expr.c (target_align): New function. Alignment the TARGET of an
12967 assignment may be assume to have.
12968 (highest_pow2_factor_for_target): Use it instead of relying on
12969 immediate tree attributes of TARGET, not necessarily honored when
12970 intermediate bitfields are involved.
12972 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12975 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12976 AVX, SSE4, AES, PCLMUL and POPCNT.
12978 2009-05-27 Diego Novillo <dnovillo@google.com>
12980 * tree-pretty-print.c (dump_location): New.
12981 (dump_generic_node): Call it.
12982 Factor code to handle BLOCK nodes ...
12983 (dump_block_node): ... here.
12985 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12987 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12989 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12991 * gcc-plugin.h: Include config.h and system.h.
12992 (IN_GCC): Define if not defined.
12994 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12996 PR middle-end/40249
12997 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13000 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13002 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13004 * config/m32r/m32r.h: Ditto.
13005 * config/m32r/m32r.md: Ditto.
13006 * config/m32r/predicates.md: Ditto.
13008 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13010 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13012 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13015 (Loading plugins): typo.
13016 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13017 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13018 (Interacting with the GCC Garbage Collector): Added new section.
13019 (Giving information about a plugin): Added new section for
13021 * ggc.h (ggc_register_root_tab): Added declaration.
13022 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13023 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13024 (register_callback): Improved comment in declaration.
13025 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13026 (extra_root_vec) Added static variable for dynamic roots registration.
13027 (ggc_register_root_tab) Added new routine.
13028 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13029 PLUGIN_GGC_MARKING event.
13030 * ggc-zone.c: Include plugin.h.
13031 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13032 * ggc-page.c: Include plugin.h.
13033 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13034 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13035 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13036 (register_callback): check lack of callbacks for
13037 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13038 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13039 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13040 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13041 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13042 dependency on plugin.h.
13043 (plugin.o): Added dependency on ggc.h...
13045 2009-05-26 Richard Guenther <rguenther@suse.de>
13047 PR middle-end/40248
13049 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13050 with mismatched comparison modes.
13052 * expr.c (expand_expr_real_1): Expand the operand of a
13053 VIEW_CONVERT_EXPR in its natural mode.
13055 2009-05-26 Ian Lance Taylor <iant@google.com>
13057 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13058 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13059 (ALL_COMPILERFLAGS): Define.
13060 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13061 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13062 (collect2$(exeext), collect2.o): Likewise.
13063 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13064 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13065 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13066 (libbackend.o, intl.o, cppdefault.o): Likewise.
13067 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13068 (build/%.o): Use $(COMPILER_FOR_BUILD).
13069 (build/gen%$(build_exeext)): Likewise.
13070 (build/gcov-iov$(build_exeext)): LIkewise.
13071 * config/t-darwin (darwin.o): Use $(COMPILER).
13072 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13073 * config/t-sol2 (sol2-c.o): Likewise.
13074 (sol2.o): Likewise.
13075 * config/t-vxworks (vxworks.o): Likewise.
13076 * config/x-darwin (host-darwin.o): Likewise.
13077 * config/x-hpux (host-hpux.o): Likewise.
13078 * config/x-linux (host-linux.o): Likewise.
13079 * config/x-solaris (host-solaris.o): Likewise.
13080 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13081 * config/arm/t-arm (arm-c.o): Likewise.
13082 * config/arm/t-pe (pe.o): Likewise.
13083 * config/arm/t-wince-pe (pe.o): Likewise.
13084 * config/i386/t-cygming (winnt.o): Likewise.
13085 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13086 * config/i386/t-cygwin (cygwin1.o): Likewise.
13087 (cygwin2.o): Likewise.
13088 * config/i386/t-i386 (i386-c.o): Likewise.
13089 * config/i386/t-interix (winnt.o): Likewise.
13090 * config/i386/t-netware (netware.o): Likewise.
13091 * config/i386/t-nwld (nwld.o): Likewise.
13092 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13093 * config/i386/x-i386 (driver-i386.o): Likewise.
13094 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13095 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13096 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13097 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13098 * config/mips/x-native (driver-native.o): Likewise.
13099 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13100 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13101 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13102 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13103 * config/score/t-score-elf (score7.o): Likewise.
13104 (score3.o): Likewise.
13105 * config/sh/t-sh (sh-c.o): Likewise.
13106 * config/sh/t-symbian (sh-c.o): Likewise.
13107 (symbian.o): Likewise.
13108 * config/spu/t-spu-elf (spu-c.o): Likewise.
13109 * config/v850/t-v850 (v850-c.o): Likewise.
13110 * config/v850/t-v850e (v850-c.o): Likewise.
13112 2009-05-26 Richard Guenther <rguenther@suse.de>
13114 PR tree-optimization/40122
13115 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13116 VECTOR_CSTs if possible.
13117 (fold_gimple_assign): Likewise.
13119 2009-05-26 Richard Guenther <rguenther@suse.de>
13121 PR middle-end/40252
13122 * fold-const.c (fold_binary): Use the correct types for building
13125 2009-05-26 Richard Guenther <rguenther@suse.de>
13127 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13128 redundant calls to merge_alias_info.
13129 (bump_vector_ptr): Likewise.
13130 * tree-ssa-copy.c (merge_alias_info): Remove.
13131 (replace_exp_1): Remove call to merge_alias_info.
13132 (propagate_tree_value): Likewise.
13133 (fini_copy_prop): Propagate points-to info.
13134 * tree-flow.h (merge_alias_info): Remove.
13136 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13138 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13140 2009-05-25 Jan Hubicka <jh@suse.cz>
13142 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13143 * cgraph.h (struct inline_summary): New filed self_wize,
13144 size_inlining_benefit, self_time and time_inlining_benefit.
13145 (struct cgraph_global_info): Replace insns by time ans size fields.
13146 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13147 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13148 (ipcp_update_callgraph): Do not touch function bodies.
13149 * ipa-inline.c: Include except.h
13150 (MAX_TIME): New constant.
13151 (overall_insns): Remove.
13152 (leaf_node_p): New.
13153 (overall_size, max_benefit): New static variables.
13154 (cgraph_estimate_time_after_inlining): New function.
13155 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13156 (cgraph_clone_inlined_nodes): Update size.
13157 (cgraph_mark_inline_edge): Update size.
13158 (cgraph_estimate_growth): Use size info.
13159 (cgraph_check_inline_limits): Check size.
13160 (cgraph_default_inline_p): Likewise.
13161 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13162 (cgraph_decide_recursive_inlining): Check size.
13163 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13165 (cgraph_decide_inlining): Likewise.
13166 (cgraph_decide_inlining_incrementally): Likewise; honor
13167 PARAM_EARLY_INLINING_INSNS.
13168 (likely_eliminated_by_inlining_p): New predicate.
13169 (estimate_function_body_sizes): New function.
13170 (compute_inline_parameters): Use it.
13171 * except.c (must_not_throw_labels): New function.
13172 * except.h (must_not_throw_labels): Declare.
13173 * tree-inline.c (init_inline_once): Kill inlining_weigths
13174 * tree-ssa-structalias.c: Avoid uninitialized warning.
13175 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13176 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13177 (PARAM_INLINE_CALL_COST): Remove.
13178 (PARAM_EARLY_INLINING_INSNS): New.
13180 2009-05-25 Richard Guenther <rguenther@suse.de>
13182 PR tree-optimization/36327
13183 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13184 callback for reference translation or lookup at the point of may-defs.
13185 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13186 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13187 for union COMPONENT_REFs.
13188 (vn_reference_lookup_3): New callback. Lookup from memset
13189 and CONSTRUCTOR assignment, translate through struct copies.
13190 (vn_reference_lookup_pieces): Make sure to not free the
13191 passed operands array. Adjust walk_non_aliased_vuses call.
13192 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13193 make sure we do not leak memory.
13195 2009-05-25 Richard Guenther <rguenther@suse.de>
13197 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13198 * tree-inline.c (expand_call_inline): Reset the escaped and
13199 callused solutions.
13200 * tree-ssa-structalias.c (pass_build_ealias): New.
13201 * tree-pass.h (pass_build_ealias): Declare.
13202 * passes.c (init_optimization_passes): Add PTA during
13203 early optimizations.
13204 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13205 and CALLUSED solutions.
13206 (dump_points_to_solution): New function, split out from ...
13207 (dump_points_to_info_for): ... here.
13208 * tree-parloops.c (parallelize_loops): Reset the escaped and
13209 callused solutions.
13211 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13214 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13215 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13217 2009-05-25 Ira Rosen <irar@il.ibm.com>
13219 PR tree-optimization/40238
13220 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13221 statements after basic block's labels.
13222 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13223 to free the allocated memory.
13225 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13227 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13228 return address with a USE.
13230 2009-05-24 Richard Guenther <rguenther@suse.de>
13232 PR middle-end/40233
13233 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13234 array type from the main variant of the inner type.
13236 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13238 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13239 definition to bool (from int) to un-break build.
13240 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13242 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13244 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13245 discard_stmt_changes): Delete.
13246 * tree-ssa-operands.c (scb_stack): Delete.
13247 (init_ssa_operands): Do not initialize it.
13248 (fini_ssa_operands): Do not free it.
13249 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13251 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13252 update_stmt, remove the others. Fix comments.
13253 * tree-dfa.c (optimize_stack_restore): Likewise.
13254 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13255 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13256 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13257 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13259 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13260 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13261 (dom_opt_finalize_block): Likewise, adjusting access to
13263 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13264 (stmts_to_rescan): Change item type to gimple.
13265 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13267 2009-05-24 Ira Rosen <irar@il.ibm.com>
13269 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13270 * tree-pass.h (pass_slp_vectorize): New pass.
13271 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13272 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13273 * tree-vectorizer.c (timevar.h): Include.
13274 (user_vect_verbosity_level): Declare.
13275 (vect_location): Fix comment.
13276 (vect_set_verbosity_level): Update user_vect_verbosity_level
13277 instead of vect_verbosity_level.
13278 (vect_set_dump_settings): Add an argument. Ignore user defined
13279 verbosity if dump flags require higher level of verbosity. Print to
13280 stderr only for loop vectorization.
13281 (vectorize_loops): Update call to vect_set_dump_settings.
13282 (execute_vect_slp): New function.
13283 (gate_vect_slp): Likewise.
13284 (struct gimple_opt_pass pass_slp_vectorize): New.
13285 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13286 access its members.
13287 (vec_info_for_bb): New function.
13288 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13289 (VECTORIZATION_ENABLED): New macro.
13290 (SLP_ENABLED, SLP_DISABLED): Likewise.
13291 (vect_is_simple_use): Add bb_vec_info argument.
13292 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13293 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13294 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13295 vect_schedule_slp, vect_analyze_slp): Likewise.
13296 (vect_analyze_stmt): Add slp_tree argument.
13297 (find_bb_location): Declare.
13298 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13299 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13300 (vect_analyze_loop_operations, vect_analyze_loop,
13301 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13302 vect_finalize_reduction, vectorizable_reduction,
13303 vectorizable_live_operation, vect_transform_loop): Likewise.
13304 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13305 skip evolution analysis if analyzing a basic block.
13306 (dr_analyze_indices): Likewise.
13307 (initialize_data_dependence_relation): Skip the test whether the
13308 object is invariant for basic blocks.
13309 (compute_all_dependences): Skip dependence analysis for data
13310 references in basic blocks.
13311 (find_data_references_in_stmt): Don't fail in case of invariant
13312 access in basic block.
13313 (find_data_references_in_bb): New function.
13314 (find_data_references_in_loop): Move code to
13315 find_data_references_in_bb and add a call to it.
13316 (compute_data_dependences_for_bb): New function.
13317 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13318 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13320 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13321 unknown dependence in basic block and fail in case of dependence in
13323 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13324 dependence instances from either loop or basic block vectorization
13326 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13327 before calling nested_in_vect_loop_p.
13328 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13329 dependence instances from either loop or basic block vectorization
13331 (vect_verify_datarefs_alignment): Likewise.
13332 (vect_enhance_data_refs_alignment): Adjust function calls.
13333 (vect_analyze_data_refs_alignment): Likewise.
13334 (vect_analyze_group_access): Fix printing. Skip different checks if
13335 DR_STEP is 0. Keep strided stores either in loop or basic block
13336 vectorization data structure. Fix indentation.
13337 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13339 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13340 dependence instances from either loop or basic block vectorization
13342 (vect_analyze_data_refs): Update comment. Call
13343 compute_data_dependences_for_bb to analyze basic blocks.
13344 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13345 case of loop vectorization. In case of basic block vectorization use
13346 data-ref itself as a base.
13347 (vect_create_data_ref_ptr): In case of basic block vectorization:
13348 don't advance the pointer, add new statements before the current
13349 statement. Adjust function calls.
13350 (vect_supportable_dr_alignment): Support only aligned accesses in
13351 basic block vectorization.
13352 * common.opt (ftree-slp-vectorize): New flag.
13353 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13354 (vect_pattern_recog_1): Likewise.
13355 * tree-vect-stmts.c (process_use): Likewise.
13356 (vect_init_vector): Add new statements in the beginning of the basic
13357 block in case of basic block SLP.
13358 (vect_get_vec_def_for_operand): Adjust function calls.
13359 (vect_finish_stmt_generation): Likewise.
13360 (vectorizable_call): Add assert that it is loop vectorization, adjust
13362 (vectorizable_conversion, vectorizable_assignment): Likewise.
13363 (vectorizable_operation): In case of basic block SLP, take
13364 vectorization factor from statement's type and skip the relevance
13365 check. Adjust function calls.
13366 (vectorizable_type_demotion): Add assert that it is loop
13367 vectorization, adjust function calls.
13368 (vectorizable_type_promotion): Likewise.
13369 (vectorizable_store): Check for outer loop only in case of loop
13370 vectorization. Adjust function calls. For basic blocks, skip the
13371 relevance check and don't advance pointers.
13372 (vectorizable_load): Likewise.
13373 (vectorizable_condition): Add assert that it is loop vectorization,
13374 adjust function calls.
13375 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13376 that it is not reduction, get vector type, call only supported
13377 functions, skip loop specific parts.
13378 (vect_transform_stmt): Check for outer loop only in case of loop
13380 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13381 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13382 for external definition.
13383 * passes.c (pass_slp_vectorize): New pass.
13384 * tree-vect-slp.c (find_bb_location): New function.
13385 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13386 check for patterns only in loops.
13387 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13388 case of multiple types in basic block SLP.
13389 (vect_mark_slp_stmts_relevant): New function.
13390 (vect_supported_load_permutation_p): Fix comment.
13391 (vect_analyze_slp_instance): Add argument. In case of basic block
13392 SLP, take vectorization factor from statement's type, check that
13393 unrolling factor is 1. Adjust function call. Save SLP instance in
13394 either loop or basic block vectorization structure. Return FALSE,
13396 (vect_analyze_slp): Add argument. Get strided stores groups from
13397 either loop or basic block vectorization structure. Return FALSE
13398 if basic block SLP failed.
13399 (new_bb_vec_info): New function.
13400 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13401 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13402 (vect_schedule_slp): Add argument. Get SLP instances from either
13403 loop or basic block vectorization structure. Set vectorization factor
13404 to be 1 for basic block SLP.
13405 (vect_slp_transform_bb): New function.
13406 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13408 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13410 * final.c (shorten_branches): Do not align labels for jump tables.
13411 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13413 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13415 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13416 Remove outdated reference to flow.c and fix nits.
13417 * doc/gccint.texi: Tweak RTL description.
13418 * doc/rtl.texi: Likewise.
13420 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13422 * config/avr/avr.c: Change my email address.
13423 * config/avr/avr.h: Likewise.
13424 * config/avr/avr.md: Likewise.
13425 * config/avr/avr-protos.h: Likewise.
13426 * config/avr/libgcc.S: Likewise.
13428 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13430 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13431 (spu_split_load, spu_split_store): Change return type to int.
13432 (spu_split_convert): Declare.
13433 * config/spu/predicates.md (spu_mem_operand): Remove.
13434 (spu_mov_operand): Update.
13435 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13436 * config/spu/spu.c (regno_aligned_for_load): Remove.
13437 (reg_aligned_for_addr, spu_expand_load): Define.
13438 (spu_expand_extv): Reimplement and handle MEM.
13439 (spu_expand_insv): Handle MEM.
13440 (spu_sched_reorder): Handle insn's with length 0.
13441 (spu_legitimate_address_p): Reimplement.
13442 (store_with_one_insn_p): Return TRUE for any mode with size
13443 larger than 16 bytes.
13444 (address_needs_split): Define.
13445 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13447 (spu_convert_move): Define.
13448 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13449 (spu_split_store): Change all MEM's to TImode.
13450 (spu_init_expanders): Preallocate registers that correspond to
13451 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13453 (spu_split_convert): Define.
13454 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13455 (_move<mode>, _movdi, _movti): Update predicate and condition.
13456 (load, store): Change to define_split.
13457 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13459 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13460 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13461 define_insn_and_split of lshr<mode>3.
13462 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13463 (<v>ashr<mode>3_imm): Define.
13464 (extv, extzv, insv): Allow MEM operands.
13465 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13466 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13467 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13468 (_spu_convert2): Change to define_insn_and_split and remove the
13469 corresponding define_peephole2.
13470 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13471 Change predicates to memory_operand.
13473 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13475 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13477 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13479 PR tree-optimization/40219
13480 * tree.c (iterative_hash_expr): Make sure the builtin function is
13481 a normal builtin function and not a front end or back end builtin
13482 before indexing into the built_in_decls array.
13484 2009-05-22 Richard Guenther <rguenther@suse.de>
13486 PR middle-end/38964
13487 * alias.c (write_dependence_p): Do not use TBAA for answering
13488 anti-dependence or output-dependence.
13489 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13490 (emit_pointer_definition): Remove.
13491 (emit_alias_warning): Likewise.
13492 (find_what_var_points_to): Remove TBAA pruning code.
13493 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13495 (compute_points_to_sets): Remove code computing the set of
13496 dereferenced pointers.
13497 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13498 oracle for querying anti and output dependencies.
13499 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13500 if TBAA may be applied.
13501 (refs_anti_dependent_p): New function.
13502 (refs_output_dependent_p): Likewise.
13503 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13504 (refs_output_dependent_p): Likewise.
13505 * doc/tree-ssa.texi (Memory model): New section.
13506 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13507 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13508 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13509 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13510 * expr.c (expand_expr_real_1): Likewise.
13511 * gimple-low.c (lower_stmt): Likewise.
13512 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13513 (dump_gimple_cdt): Remove.
13514 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13515 (gimple_size): Likewise.
13516 (walk_gimple_op): Likewise.
13517 (is_gimple_stmt): Likewise.
13518 (walk_stmt_load_store_addr_ops): Likewise.
13519 (gimple_build_cdt): Remove.
13520 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13521 * gimple.h (gimple_cdt_new_type): Remove.
13522 (gimple_cdt_new_type_ptr): Likewise.
13523 (gimple_cdt_set_new_type): Likewise.
13524 (gimple_cdt_location): Likewise.
13525 (gimple_cdt_location_ptr): Likewise.
13526 (gimple_cdt_set_location): Likewise.
13527 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13528 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13529 GIMPLE_CHANGE_DYNAMIC_TYPE.
13530 (verify_types_in_gimple_stmt): Likewise.
13531 * tree-inline.c (estimate_num_insns): Likewise.
13532 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13533 (copy_decl_to_var): Likewise.
13534 (copy_result_decl_to_var): Likewise.
13535 * tree-pretty-print.c (dump_generic_node): Do not handle
13536 CHANGE_DYNAMIC_TYPE_EXPR.
13537 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13538 * tree-ssa-operands.c (get_expr_operands): Likewise.
13539 * tree-ssa-structalias.c (struct variable_info): Remove
13540 no_tbaa_pruning member.
13541 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13542 (unify_nodes): Do not copy it.
13543 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13544 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13545 (set_uids_in_ptset): Do not check it.
13546 (find_what_var_points_to): Likewise.
13547 (compute_tbaa_pruning): Remove.
13548 (compute_points_to_sets): Do not call it.
13549 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13550 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13551 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13552 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13553 (DECL_NO_TBAA_P): Likewise.
13554 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13555 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13556 (expand_omp_atomic_pipeline): Do not set it.
13557 * print-tree.c (print_node): Do not dump it.
13558 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13561 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13564 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13567 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13569 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13572 2009-05-22 Ben Elliston <bje@au.ibm.com>
13574 * Makefile.in (bversion.h, s-bversion): New targets.
13575 (TOPLEV_H): Add bversion.h.
13576 * toplev.h: Include "bversion.h".
13577 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13578 the __format__ attribute only if compiling with the same version
13579 of GCC as the sources (the "build version").
13581 2009-05-22 Ben Elliston <bje@au.ibm.com>
13583 * c-format.c (handle_format_attribute): Fix comment typo.
13585 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13588 * config/ia64/ia64.opt (mfused-madd): New.
13589 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13590 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13591 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13592 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13593 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13594 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13595 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13596 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13597 instruction if !TARGET_FUSED_MADD.
13598 (fpma, fpms): Remove colon from name.
13600 2009-05-22 Richard Guenther <rguenther@suse.de>
13602 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13603 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13604 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13606 (create_expression_by_pieces): Only convert if necessary.
13607 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13608 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13610 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13612 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13613 regular pattern from a template and rename it ...
13614 (*extzv_truncsi_exts): ... to this.
13616 2009-05-21 Richard Guenther <rguenther@suse.de>
13618 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13619 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13620 (cgraph_default_inline_p): Likewise.
13621 (cgraph_decide_inlining_incrementally): Likewise.
13623 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13624 Uros Bizjak <ubizjak@gmail.com>
13626 * config/i386/cpuid.h (bit_MOVBE): New.
13628 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13630 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13631 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13632 (ix86_handle_option): Handle OPT_mmovbe.
13633 (ix86_target_string): Add -mmovbe.
13634 (pta_flags): Add PTA_MOVBE.
13635 (processor_alias_table): Add PTA_MOVBE to "atom".
13636 (override_options): Handle PTA_MOVBE.
13638 * config/i386/i386.h (TARGET_MOVBE): New.
13640 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13641 (*bswapsi_movbe): New.
13642 (*bswapdi_movbe): Likewise.
13643 (bswapdi2): Renamed to ...
13644 (*bswapdi_1): This.
13645 (bswapdi2): New expander.
13647 * config/i386/i386.opt (mmovbe): New.
13649 * doc/invoke.texi: Document -mmovbe.
13651 2009-05-21 Taras Glek <tglek@mozilla.com>
13653 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13654 * gcc-plugin.h (plugin_init): Updated signature.
13655 * gcc-plugin.h (plugin_name_args): Moved to this header.
13656 * doc/plugins.texi (plugin_init): Updated documention to reflect
13658 * doc/plugins.texi (plugin_name_args): Added to documention.
13660 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13662 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13663 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13665 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13667 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13668 JUMP_TABLE_DATA_P predicates where applicable.
13669 * config/i386/predicates.md: Ditto.
13670 * config/i386/sse.md: Ditto.
13672 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13674 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13675 operand2 -128 override length_immediate attribute to 1.
13676 * config/i386/predicates.md (constm128_operand): New predicate.
13678 * config/i386/i386.c (memory_address_length): Handle %r12
13679 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13681 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13682 mode look through optional ZERO_EXTEND and SUBREG.
13683 * config/i386/i386.md (R12_REG): New define_constant.
13684 (prefix_data16): For sse unit set also for MODE_TI insns.
13685 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13686 insns set if operand 1 is ext_QIreg_operand.
13687 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13688 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13690 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13691 mode from MODE_DI to MODE_SI.
13692 (movdi_1_rex64): Override modrm and length_immediate attributes
13693 only for movabs (TYPE_IMOV, alternative 2).
13694 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13695 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13696 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13697 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13698 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13699 prefix_rex attribute if DImode.
13700 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13701 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13702 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13703 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13704 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13705 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13706 Likewise. For TYPE_IMOV clear length_immediate attribute.
13707 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13708 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13709 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13710 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13711 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13712 or one operand TYPE_ISHIFT.
13713 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13714 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13715 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13716 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13717 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13718 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13719 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13720 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13721 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13722 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13723 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13724 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13725 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13726 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13727 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13728 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13729 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13730 set mode attribute, don't override length attribute.
13731 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13733 (return_internal_long): Set length attribute to 2 instead of 1.
13734 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13735 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13736 prefix_rex attribute.
13737 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13739 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13741 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13743 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13745 2009-05-20 Ian Lance Taylor <iant@google.com>
13747 * tree.c (build_tree_list_vec_stat): New function.
13748 (ctor_to_vec): New function.
13749 (build_nt_call_vec): New function.
13750 (build_call_array): Change args to be a const pointer.
13751 (build_call_vec): New function.
13752 * tree.h (build_nt_call_vec): Declare.
13753 (build_tree_list_vec_stat): Declare.
13754 (build_tree_list_vec): Define.
13755 (build_call_array): Update declaration.
13756 (build_call_vec): Declare.
13757 (ctor_to_vec): Declare.
13758 * c-common.c (tree_vector_cache): New static variable.
13759 (make_tree_vector): New function.
13760 (release_tree_vector): New function.
13761 (make_tree_vector_single): New function.
13762 (make_tree_vector_copy): New function.
13763 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13764 (make_tree_vector_single, make_tree_vector_copy): Declare.
13765 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13766 (c_parser_expr_list): Don't manage cache here, instead call
13768 (c_parser_release_expr_list): Remove static function.
13769 (c_parser_vec_to_tree_list): Remove static function.
13770 (c_parser_attributes): Call build_tree_list_vec instead of
13771 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13772 c_parser_release_expr_list.
13773 (c_parser_postfix_expression_after_primary): Likewise.
13774 (c_parser_objc_keywordexpr): Likewise.
13776 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13778 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13779 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13780 TARGET_CONVERT_TO_TYPE.
13781 * hooks.c (hook_tree_const_tree_null): Define.
13782 * hooks.h (hook_tree_const_tree_null): Declare.
13783 * target.h (struct gcc_target): Add invalid_parameter_type,
13784 invalid_return_type, promoted_type, and convert_to_type fields.
13785 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13786 (TARGET_INVALID_RETURN_TYPE): Define.
13787 (TARGET_PROMOTED_TYPE): Define.
13788 (TARGET_CONVERT_TO_TYPE): Define.
13789 (TARGET_INITIALIZER): Update for new fields.
13790 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13791 (grokparms): Check targetm.invalid_parameter_type.
13792 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13793 * c-convert.c (convert): Check targetm.convert_to_type.
13795 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13797 * config/mips/mips.md (*extenddi_truncate<mode>,
13798 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13800 (*extendhi_truncateqi): New define_insn_and_sptit.
13802 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13804 PR middle-end/40204
13805 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13806 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13808 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13810 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13811 the operand of VIEW_CONVERT_EXPR.
13813 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13815 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13816 extended family and model for Intel processors. Support Intel Atom.
13818 2009-05-20 Olivier Hainque <hainque@adacore.com>
13820 * gstab.h (stab_code_type): Define, to be used instead of the
13821 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13823 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13824 occurrences by stab_code_type.
13825 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13827 2009-05-20 Martin Jambor <mjambor@suse.cz>
13829 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13830 (sra_insert_before): Likewise.
13831 (sra_insert_after): Likewise.
13832 (sra_init_cache): Likewise.
13833 (sra_type_can_be_decomposed_p): Likewise.
13834 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13835 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13836 (sra_insert_before): Likewise.
13837 (sra_insert_after): Likewise.
13838 (sra_init_cache): Likewise.
13839 (insert_edge_copies_seq): Made static and moved upwards.
13841 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13844 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13846 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13847 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13850 2009-05-20 Richard Guenther <rguenther@suse.de>
13852 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13853 with mismatched comparison modes.
13855 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13857 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13858 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13859 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13860 with shifts for Thumb2.
13861 (orsi_notsi): New for orn.
13862 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13863 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13864 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13865 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13866 Don't invert remainder for IOR.
13868 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13870 PR tree-optimization/40087
13871 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13872 number_of_iterations_ne): Rename never_infinite argument.
13873 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13874 number_of_iterations_le): Handle pointer-type ivs when
13875 exit_must_be_taken is false.
13876 (number_of_iterations_cond): Do not always assume that
13877 exit_must_be_taken if the control variable is a pointer.
13879 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13881 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13882 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13884 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13886 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13887 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13889 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13892 * c.opt (Wlogical-op): Disabled by default.
13893 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13895 * doc/invoke.texi (Wlogical-op): Likewise.
13897 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13899 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13901 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13902 Propagate the type of the first operand.
13903 <ASSERT_EXPR>: Simplify.
13904 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13905 Rewrite using the RHS code as discriminant.
13906 <NOP_EXPR>: Turn into CASE_CONVERT.
13907 <PLUS_EXPR>: Propagate the type of the first operand.
13909 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13911 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13912 (ia64_dconst_0_375): New.
13913 * config/ia64/ia64.c (ia64_override_options): Remove
13914 -minline-sqrt-min-latency warning.
13915 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13916 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13917 * config/ia64/ia64.md (*sqrt_approx): Remove.
13918 (sqrtsf2): Remove #if 0.
13919 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13920 (sqrtdf): Remove assert.
13921 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13922 (sqrtxf2): Remove #if 0.
13923 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13924 * div.md (sqrt_approx_rf): New.
13925 (sqrtsf2_internal_thr): New implementation.
13926 (sqrtsf2_internal_lat): New.
13927 (sqrtdf2_internal_thr: New implementation.
13928 (sqrtxf2_internal): New implementation.
13930 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13931 Hans-Peter Nilsson <hp@axis.com>
13933 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13934 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13935 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13936 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13937 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13938 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13939 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13940 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13941 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13942 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13943 * c-common.c: ...from here.
13945 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13947 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13949 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13951 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13953 2009-05-19 Ben Elliston <bje@au.ibm.com>
13955 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13956 assignments with memcpy calls.
13957 (add_fdes): Likewise.
13958 (binary_search_unencoded_fdes): Likewise.
13959 (linear_search_fdes): Eliminate type puns.
13961 2009-05-19 Richard Guenther <rguenther@suse.de>
13963 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13964 not falsely claim to have propagated into all uses.
13966 2009-05-19 Ben Elliston <bje@au.ibm.com>
13968 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13971 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13973 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13974 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13975 (TARGET_LEGITIMATE_ADDRESS_P): New.
13976 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13977 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13979 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13982 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13983 child of the containing namespace's DIE.
13985 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13987 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13988 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13989 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13992 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13995 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13996 gen_align with gen_pad.
13997 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13998 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14000 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14001 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14003 * config/i386/i386.md (align): Renamed to ...
14004 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14005 ASM_OUTPUT_MAX_SKIP_PAD.
14007 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14009 * config.gcc: Fix variable syntax.
14012 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14013 before calling exact_log2.
14014 (output_iorsi3): Likewise.
14015 (output_xorsi3): Likewise.
14017 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14019 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14020 for the none zero constant operand except for EQ and NE
14021 comprisons even when the first operand is R0.
14023 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14025 * config/s390/2064.md: Remove trailing whitespaces.
14026 * config/s390/2084.md: Likewise.
14027 * config/s390/constraints.md: Likewise.
14028 * config/s390/fixdfdi.h: Likewise.
14029 * config/s390/libgcc-glibc.ver: Likewise.
14030 * config/s390/s390-modes.def: Likewise.
14031 * config/s390/s390-protos.h: Likewise.
14032 * config/s390/s390.c: Likewise.
14033 * config/s390/s390.h: Likewise.
14034 * config/s390/s390.md: Likewise.
14035 * config/s390/tpf-unwind.h: Likewise.
14037 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14039 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14041 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14044 * configure.ac (m68k-*-*): Check if binutils support TLS.
14045 * configure: Regenerate.
14046 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14047 * config/m68k/constraints.md (Cu): New constraint.
14048 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14049 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14050 (movsi): Handle TLS symbols.
14051 (addsi3_5200): Handle XTLS symbols, indent.
14052 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14053 (m68k_tls_reference_p): Declare.
14054 (m68k_legitimize_address): Declare.
14055 (m68k_unwrap_symbol): Declare.
14056 * config/m68k/m68k.opt (mxtls): New option.
14057 * config/m68k/m68k.c (ggc.h): Include.
14058 (m68k_output_dwarf_dtprel): Implement hook.
14059 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14060 (m68k_expand_prologue): Load GOT pointer when function needs it.
14061 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14062 (m68k_legitimate_constant_address_p): Same.
14063 (m68k_decompose_address): Handle TLS references.
14064 (m68k_get_gp): New static function.
14065 (enum m68k_reloc): New contants.
14066 (TLS_RELOC_P): New macro.
14067 (m68k_wrap_symbol): New static function.
14068 (m68k_unwrap_symbol): New function.
14069 (m68k_final_prescan_insn_1): New static function.
14070 (m68k_final_prescan_insn): New function.
14071 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14073 (legitimize_pic_address): Handle TLS references..
14074 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14075 (m68k_libcall_value_in_a0_p)
14076 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14077 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14078 (m68k_legitimize_tls_address): Handle TLS references.
14079 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14081 (m68k_legitimize_address): Handle TLS symbols.
14082 (m68k_get_reloc_decoration): New static function.
14083 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14085 (m68k_output_dwarf_dtprel): Implement hook.
14086 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14087 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14088 m68k_call_* routines.
14089 (sched_attr_op_type): Handle TLS symbols.
14090 (gt-m68k.h): Include.
14091 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14092 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14094 2009-05-18 Martin Jambor <mjambor@suse.cz>
14096 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14097 (visit_store_addr_for_mod_analysis): New function.
14098 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14099 (determine_cst_member_ptr): Use gimple_assign_single_p.
14100 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14101 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14102 operands. Don't check number of operands of a NOP_EXPR.
14104 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14106 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14108 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14111 * c-common.c (warn_logical_operator): Don't warn if one of
14112 expression isn't always true or false.
14114 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14116 * config/i386/biarch32.h: New file.
14117 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14119 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14121 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14122 *zero_extend<mode>_truncqi): Merge these into ...
14123 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14124 Name the pattern following this as *zero_extendhi_truncqi.
14126 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14128 PR middle-end/39301
14129 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14130 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14131 (output_info): Make field HOST_WIDEST_INT.
14132 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14133 (dump_bitmat_statistics): Same.
14135 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14137 * config.gcc (use_gcc_stdint): Set to wrap.
14138 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14139 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14140 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14141 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14142 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14143 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14144 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14145 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14147 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14149 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14151 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14152 Move definitions earlier.
14153 (OPT_ARCH64, OPT_ARCH32): Define.
14154 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14157 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14160 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14163 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14165 * arm.md (movdi2): Copy non-reg values to DImode registers.
14167 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14170 * final.c (label_to_max_skip): New function.
14171 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14172 CODE_LABEL_NUMBER <= max_labelno.
14173 * output.h (label_to_max_skip): New prototype.
14174 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14175 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14176 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14177 Handle CODE_LABELs with >= 16 byte alignment or with
14178 max_skip == (1 << align) - 1.
14179 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14180 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14183 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14184 .p2align 3 if MAX_SKIP is smaller than 7.
14185 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14187 2009-05-15 Ian Lance Taylor <iant@google.com>
14189 * alias.c (struct alias_set_entry_d): Rename from struct
14190 alias_set_entry. Change all uses.
14191 * except.c (struct call_site_record_d): Rename from struct
14192 call_site_record. Change all uses.
14193 * except.h (struct eh_region_d): Rename from struct eh_region.
14195 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14197 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14198 ivtype_map_elt. Change all uses.
14199 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14201 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14202 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14204 (struct sese_d): Rename from struct sese. Change all uses.
14205 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14206 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14207 * optabs.h (struct optab_d): Rename from struct optab. Change all
14209 (struct convert_optab_d): Rename from struct convert_optab.
14211 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14212 ipa_opt_pass. Change all uses.
14213 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14216 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14217 defined as a typedef.
14218 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14221 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14224 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14226 (merge_ranges): Returns bool.
14227 * tree.h (make_range): .. to here.
14228 (build_range_check): Likewise.
14229 (merge_ranges): Likewise. Renamed from merge_ranges.
14230 * c-typeck.c (parser_build_binary_op): Update calls to
14231 warn_logical_operator.
14232 * c-common.c (warn_logical_operator): Add new warning.
14233 * c-common.h (warn_logical_operator): Update declaration.
14235 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14237 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14239 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14241 * doc/install.texi: Document MPC requirements, flags etc.
14243 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14244 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14245 Evaluate constant arguments.
14246 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14247 (fold_builtin_1): Likewise, also evaluate constant arguments.
14248 Remove superfluous break.
14249 (do_mpc_ckconv): New.
14250 * real.h: Include mpc.h.
14251 * toplev.c (print_version): Output MPC version info if available.
14253 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14255 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14257 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14259 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14262 2009-05-15 Jan Hubicka <jh@suse.cz>
14264 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14265 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14266 (try_inline): Fix return value.
14267 (cgraph_decide_inlining_incrementally): Honor new value.
14268 (cgraph_early_inlining): Handle indirect inlining.
14269 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14271 2009-05-15 Jan Hubicka <jh@suse.cz>
14273 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14274 * cgraphunit.c (cgraph_finalize_function): Set it.
14275 (cgraph_expand_function): Use it.
14277 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14279 * real.c (encode_ieee_half): Define.
14280 (decode_ieee_half): Define.
14281 (ieee_half_format): Define.
14282 (arm_half_format): Define.
14283 * real.h (ieee_half_format): Declare.
14284 (arm_half_format): Declare.
14286 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14288 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14289 swapped, and reversed optabs exist before trying to use them.
14291 2009-05-15 Paul Brook <paul@codesourcery.com>
14292 Sandra Loosemore <sandra@codesourcery.com>
14294 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14295 loads. Allow PRE_DEC.
14296 (output_move_neon): Handle PRE_DEC.
14297 (arm_print_operand): Add 'A' for neon structure loads.
14298 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14299 * config/arm/neon.md (neon_mov): Update comment.
14300 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14302 (Um): New constraint.
14304 2009-05-15 Jan Hubicka <jh@suse.cz>
14306 Revert the following patch until testsuite fallout is fixed:
14307 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14308 * cgraph.h (struct inline_summary): New filed self_wize,
14309 size_inlining_benefit, self_time and time_inlining_benefit.
14310 (struct cgraph_global_info): Replace insns by time ans size fields.
14311 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14312 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14313 (ipcp_update_callgraph): Do not touch function bodies.
14314 * ipa-inline.c: Include except.h
14315 (MAX_TIME): New constant.
14316 (overall_insns): Remove
14317 (overall_size, max_benefit): New static variables.
14318 (cgraph_estimate_time_after_inlining): New function.
14319 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14320 (cgraph_clone_inlined_nodes): Update size.
14321 (cgraph_mark_inline_edge): Update size.
14322 (cgraph_estimate_growth): Use size info.
14323 (cgraph_check_inline_limits): Check size.
14324 (cgraph_default_inline_p): Likewise.
14325 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14326 (cgraph_decide_recursive_inlining): Check size.
14327 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14329 (cgraph_decide_inlining): Likewise.
14330 (cgraph_decide_inlining_incrementally): Likewise; honor
14331 PARAM_EARLY_INLINING_INSNS.
14332 (likely_eliminated_by_inlining_p): New predicate.
14333 (estimate_function_body_sizes): New function.
14334 (compute_inline_parameters): Use it.
14335 * except.c (must_not_throw_labels): New function.
14336 * except.h (must_not_throw_labels): Declare.
14337 * tree-inline.c (init_inline_once): Kill inlining_weigths
14338 * tree-ssa-structalias.c: Avoid uninitialized warning.
14339 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14340 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14341 (PARAM_INLINE_CALL_COST): Remove.
14342 (PARAM_EARLY_INLINING_INSNS): New.
14344 2009-05-15 Richard Guenther <rguenther@suse.de>
14346 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14347 not TODO_update_ssa.
14349 2009-05-15 Richard Guenther <rguenther@suse.de>
14351 PR tree-optimization/39999
14352 * gimple.h (gimple_expr_type): Use the expression type looking
14353 through useless conversions.
14354 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14355 (vn_nary_op_insert_stmt): Likewise.
14356 (simplify_binary_expression): Likewise.
14358 2009-05-15 Richard Guenther <rguenther@suse.de>
14360 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14361 New options, enabled by default.
14362 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14364 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14365 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14366 * tree-ssa-structalias.c (gate_tree_pta): New function.
14367 (pass_build_alias): Use it.
14369 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14372 recurse on an invariant address if a conversion from a pointer
14373 type to a wider integer type is involved.
14375 2009-05-15 Jan Hubicka <jh@suse.cz>
14377 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14378 * cgraph.h (struct inline_summary): New filed self_wize,
14379 size_inlining_benefit, self_time and time_inlining_benefit.
14380 (struct cgraph_global_info): Replace insns by time ans size fields.
14381 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14382 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14383 (ipcp_update_callgraph): Do not touch function bodies.
14384 * ipa-inline.c: Include except.h
14385 (MAX_TIME): New constant.
14386 (overall_insns): Remove
14387 (overall_size, max_benefit): New static variables.
14388 (cgraph_estimate_time_after_inlining): New function.
14389 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14390 (cgraph_clone_inlined_nodes): Update size.
14391 (cgraph_mark_inline_edge): Update size.
14392 (cgraph_estimate_growth): Use size info.
14393 (cgraph_check_inline_limits): Check size.
14394 (cgraph_default_inline_p): Likewise.
14395 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14396 (cgraph_decide_recursive_inlining): Check size.
14397 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14399 (cgraph_decide_inlining): Likewise.
14400 (cgraph_decide_inlining_incrementally): Likewise; honor
14401 PARAM_EARLY_INLINING_INSNS.
14402 (likely_eliminated_by_inlining_p): New predicate.
14403 (estimate_function_body_sizes): New function.
14404 (compute_inline_parameters): Use it.
14405 * except.c (must_not_throw_labels): New function.
14406 * except.h (must_not_throw_labels): Declare.
14407 * tree-inline.c (init_inline_once): Kill inlining_weigths
14408 * tree-ssa-structalias.c: Avoid uninitialized warning.
14409 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14410 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14411 (PARAM_INLINE_CALL_COST): Remove.
14412 (PARAM_EARLY_INLINING_INSNS): New.
14413 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14414 (inline-call-cost): Remove.
14415 (early-inlining-insns): New.
14417 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14419 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14421 (print_int_cst_bounds_in_octal_p): Likewise.
14422 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14424 * dwarf2out.c (base_type_die): Likewise.
14425 (is_subrange_type): Delete.
14426 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14427 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14428 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14429 if the destination type is boolean.
14430 (build_range_check): Do not special-case subtypes.
14431 (fold_sign_changed_comparison): Likewise.
14432 (fold_unary): Likewise.
14433 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14434 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14435 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14436 * tree.c (subrange_type_for_debug_p): New predicate based on the
14437 former is_subrange_type.
14438 * tree.h (subrange_type_for_debug_p): Declare.
14439 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14440 (convert_affine_scev): Remove call to above function.
14441 (chrec_convert_aggressive): Likewise.
14442 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14443 false for conversions involving subtypes.
14444 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14445 (vrp_val_min): Likewise.
14446 (needs_overflow_infinity): Likewise.
14447 (extract_range_from_unary_expr): Likewise.
14449 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14451 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14452 * config/frv/frv.c: Likewise.
14453 * config/s390/s390.c: Likewise.
14454 * config/sparc/sparc.h: Likewise.
14455 * config/i386/i386.h: Likewise.
14456 * config/i386/i386.c: Likewise.
14457 * config/crx/crx.c: Likewise.
14458 * config/m68hc11/m68hc11.h: Likewise.
14459 * config/iq2000/iq2000.c: Likewise.
14460 * config/mn10300/mn10300.h: Likewise.
14461 * config/mn10300/mn10300.c: Likewise.
14462 * config/m68k/m68k.c: Likewise.
14463 * config/rs6000/rs6000.c: Likewise.
14464 * config/rs6000/xcoff.h: Likewise.
14465 * config/rs6000/linux64.h: Likewise.
14466 * config/rs6000/sysv4.h: Likewise.
14467 * config/score/score3.c: Likewise.
14468 * config/score/score7.c: Likewise.
14469 * config/score/score.c: Likewise.
14470 * config/arm/arm.md: Likewise.
14471 * config/mips/mips.c: Likewise.
14472 * config/mips/mips.md: Likewise.
14473 * config/bfin/bfin.h: Likewise.
14474 * config/pa/pa.c: Likewise.
14475 * config/pa/constraints.md: Likewise.
14477 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14478 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14479 * config/pdp11/pdp11.h: Use memory_address_p instead.
14481 2009-05-14 Ian Lance Taylor <iant@google.com>
14483 * passes.c (finish_optimization_passes): Change i to int.
14484 * plugin.c (plugins_active_p): Change event to int.
14485 (dump_active_plugins): Likewise.
14486 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14488 * tree.c (tree_range_check_failed): Change c to unsigned int.
14489 (omp_clause_range_check_failed): Likewise.
14490 (build_common_builtin_nodes): Change mode to int. Add cast.
14491 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14492 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14494 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14495 ++ or -- with a variable of enum type.
14497 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14500 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14502 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14504 * store-motion.c: Do not include params.h
14505 * Makefile.in: Fix dependencies for various files.
14507 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14509 * auto-inc-dec.c: Fix pass description, remove apparent
14510 accidental duplication.
14512 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14514 PR middle-end/40147
14515 * ipa-utils.h (memory_identifier_string): Moved to ...
14516 * tree.h (memory_identifier_string): Here. Add GTY(()).
14518 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14520 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14521 in the former documentation of...
14522 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14523 * ira-conflicts.c (get_dup_num): Use address_operand.
14524 * targhooks.c (default_legitimate_address_p): New.
14525 * targhooks.h (default_legitimate_address_p): New.
14526 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14528 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14529 * target.h (struct target): Add legitimate_address_p.
14530 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14531 (TARGET_INITIALIZER): Include it.
14533 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14534 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14535 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14536 (TARGET_LEGITIMATE_ADDRESS_P): New.
14538 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14539 (REG_OK_STRICT_P): Delete.
14540 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14541 (frv_legitimate_address_p_1): ... this.
14542 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14543 (frv_legitimate_address_p_1): ... the renamed old
14544 frv_legitimate_address_p.
14545 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14546 (TARGET_LEGITIMATE_ADDRESS_P): New.
14548 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14549 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14550 * config/s390/s390.c (legitimate_address_p): Rename to...
14551 (s390_legitimate_address_p): ... this, make static.
14552 (legitimize_address): Adjust call.
14553 (TARGET_LEGITIMATE_ADDRESS_P): New.
14554 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14556 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14557 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14558 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14559 (TARGET_LEGITIMATE_ADDRESS_P): New.
14561 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14562 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14563 * config/spu/spu.c (spu_legitimate_address): Rename to...
14564 (spu_legitimate_address_p): ... this, make static.
14565 (TARGET_LEGITIMATE_ADDRESS_P): New.
14567 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14568 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14569 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14570 (sparc_legitimate_address_p): ... this, make static and return bool.
14571 (legitimize_address): Adjust call.
14572 (TARGET_LEGITIMATE_ADDRESS_P): New.
14574 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14575 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14576 * config/i386/i386.c (legitimate_address_p): Rename to...
14577 (ix86_legitimate_address_p): ... this, make static.
14578 (constant_address_p): Move after it, adjust call.
14579 (TARGET_LEGITIMATE_ADDRESS_P): New.
14581 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14582 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14583 * config/avr/avr.c (legitimate_address_p): Rename to...
14584 (avr_legitimate_address_p): ... this, make static.
14585 (legitimize_address): Adjust call.
14586 (TARGET_LEGITIMATE_ADDRESS_P): New.
14588 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14589 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14590 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14591 (TARGET_LEGITIMATE_ADDRESS_P): New.
14593 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14594 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14595 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14596 (TARGET_LEGITIMATE_ADDRESS_P): New.
14598 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14599 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14601 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14603 (TARGET_LEGITIMATE_ADDRESS_P): New.
14605 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14606 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14608 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14610 (m68hc11_legitimate_address_p): ... this, make static.
14611 (go_if_legitimate_address_internal): Rename to...
14612 (m68hc11_legitimate_address_p_1): ... this.
14613 (legitimize_address): Adjust call.
14614 (TARGET_LEGITIMATE_ADDRESS_P): New.
14616 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14617 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14618 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14619 (TARGET_LEGITIMATE_ADDRESS_P): New.
14621 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14622 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14623 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14624 (mn10300_legitimate_address_p): ... this, make static.
14625 (TARGET_LEGITIMATE_ADDRESS_P): New.
14627 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14628 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14629 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14630 (TARGET_LEGITIMATE_ADDRESS_P): New.
14632 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14633 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14634 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14635 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14636 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14637 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14638 (rs6000_legitimate_address_p): ... this, make static.
14639 (TARGET_LEGITIMATE_ADDRESS_P): New.
14640 (REG_MODE_OK_FOR_BASE_P): Delete.
14641 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14643 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14644 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14646 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14647 static, adjust types.
14648 (TARGET_LEGITIMATE_ADDRESS_P): New.
14650 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14651 * config/score/score.c (score_address_p): Rename to...
14652 (score_legitimate_address_p): ... this.
14653 (TARGET_LEGITIMATE_ADDRESS_P): New.
14654 * config/score/score3.c (score3_address_p): Rename to...
14655 (score3_legitimate_address_p): ... this.
14656 * config/score/score7.c (score7_address_p): Rename to...
14657 (score7_legitimate_address_p): ... this.
14659 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14660 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14661 GO_IF_LEGITIMATE_ADDRESS): Delete.
14662 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14663 thumb2_legitimate_address_p): Delete.
14664 (arm_legitimate_address_p): Rename to...
14665 (arm_legitimate_address_outer_p): ... this.
14666 * config/arm/constraints.md ("Uq"): Adjust call.
14667 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14668 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14670 (arm_legitimate_address_outer_p): ... this.
14671 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14673 (TARGET_LEGITIMATE_ADDRESS_P): New.
14675 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14676 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14677 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14678 (TARGET_LEGITIMATE_ADDRESS_P): New.
14680 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14681 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14682 * config/vax/vax.c (legitimate_address_p): Rename to...
14683 (vax_legitimate_address_p): ... this, make static.
14684 (TARGET_LEGITIMATE_ADDRESS_P): New.
14686 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14687 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14688 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14689 (TARGET_LEGITIMATE_ADDRESS_P): New.
14691 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14692 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14693 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14694 (mmix_legitimate_address_p): ... this, make static.
14695 (TARGET_LEGITIMATE_ADDRESS_P): New.
14697 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14698 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14699 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14700 (TARGET_LEGITIMATE_ADDRESS_P): New.
14702 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14704 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14705 of MODE_COMPLEX_INT.
14707 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14709 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14710 LCT_NORMAL in function call.
14711 * mips-tdump.c (print_file_desc): Add cast to enum type.
14712 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14713 (mark_stabs): Add casts to enum types.
14714 (parse_stabs_common): Add casts to enum types.
14716 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14718 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14719 Check for invalid values of LETTER.
14721 2009-05-13 Taras Glek <tglek@mozilla.com>
14723 * attribs.c (register_attribute): moved out attribute registration
14724 into register_attribute.
14725 * doc/plugins.texi: Documented register_attribute and
14727 * gcc-plugin.h: Added forward decl for register_attribute.
14728 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14729 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14730 PLUGIN_ATTRIBUTES boilerplate.
14732 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14734 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14735 values even in sentinel and empty entries.
14736 (ms_printf_flag_specs): Likewise.
14737 (ms_scanf_flag_specs): Likewise.
14738 (ms_strftime_flag_specs): Likewise.
14739 (ms_print_char_table): Likewise.
14740 (ms_scan_char_table): Likewise.
14741 (ms_time_char_table): Likewise.
14743 2009-05-13 Doug Kwan <dougkwan@google.com>
14745 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14747 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14749 * config/mips/mips.md (store): Add attributes for QI and HI.
14751 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14752 (truncdi<mode>2): ... this new pattern.
14754 2009-05-13 Brad Hards <bradh@kde.org>
14756 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14758 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14759 Ben Elliston <bje@au.ibm.com>
14761 PR middle-end/40035
14762 * dse.c (check_mem_read_rtx): Guard against width == -1.
14764 2009-05-13 Michael Matz <matz@suse.de>
14766 PR middle-end/39976
14767 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14768 (trivially_conflicts_p): New function.
14769 (insert_backedge_copies): Use it.
14771 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14773 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14774 (handle_stdc_pragma): Use new enum constant names.
14775 (handle_pragma_float_const_decimal64): Ditto.
14777 2009-05-13 Ian Lance Taylor <iant@google.com>
14779 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14782 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14784 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14785 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14787 * config/m68k/m68k.h (FL_UCLINUX): Define.
14789 2009-05-13 Jan Hubicka <jh@suse.cz>
14791 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14793 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14795 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14796 unless -fschedule-insns is specified.
14798 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14801 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14802 TARGET_EXPAND_CBRANCHDI4.
14803 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14804 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14805 (cmpeqdi): Fix comment.
14807 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14809 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14810 (sh_legitimate_address_p): Likewise.
14811 * config/sh/sh.c (sh_legitimate_index_p): New.
14812 (sh_legitimate_address_p): Likewise.
14813 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14814 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14815 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14816 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14817 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14818 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14819 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14820 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14821 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14823 2009-05-12 Jan Hubicka <jh@suse.cz>
14825 * tree-inline.c (estimate_operator_cost): Add operands;
14826 when division happens by constant, it is cheap.
14827 (estimate_num_insns): Loads and stores are not having cost of 0;
14828 EH magic stuff is cheap; when computing runtime cost of switch,
14829 use log2 base of amount of its cases; builtin_expect has cost of 0;
14830 compute cost for moving return value of call.
14831 (init_inline_once): Initialize time_based flags.
14832 * tree-inline.h (eni_weights_d): Add time_based flag.
14834 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14836 * df-core.c: Update head documentation.
14838 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14841 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14842 shadowing exisiting variable op1.
14844 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14847 * config/i386/driver-i386.c (processor_signatures): New enum.
14848 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14849 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14850 processor signature to detect geode processor.
14852 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14856 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14858 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14859 causes spurious differences between trunk and cond-optab branch.
14861 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14863 * dojump.c (compare_from_rtx): Delete.
14864 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14865 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14866 if the comparison does not satisfy the predicate; test predicates for
14867 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14868 further if one existing pattern fails.
14869 * expr.h (compare_from_rtx): Delete.
14870 (prepare_operand): Declare it.
14871 * optabs.c: Change "lib call" to "libcall" throughout.
14872 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14873 HAVE_conditional_trap, emit_cmp_insn): Delete.
14874 (can_compare_p): Delete cmp_optab case.
14875 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14876 Accept other parameters by value.
14877 (prepare_operand): Make non-static.
14878 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14879 other parameters by value. Try to widen operands here based on
14880 an optab_methods argument and looking at cbranch_optab.
14881 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14882 loop. Use cbranch_optab directly.
14883 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14884 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14886 (emit_conditional_move, emit_conditional_add): Inline what's needed
14887 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14888 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14889 with COMPARE. Move cmov_optab and cstore_optab above
14890 with cbranch_optab, move cmp_optab down with ucmp_optab,
14891 remove tst_otpab. Do not initialize trap_rtx.
14892 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14893 for trap code. Do not check HAVE_conditional_trap. Use
14894 prepare_cmp_insn. Accept no predicate for operand 3.
14895 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14896 (OTI_ctrap, ctrap_optab): New.
14897 (tst_optab): Delete.
14898 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14899 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14900 with lookup of ctrap_optab.
14901 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14903 (ctrap_optab): New.
14905 * combine.c (combine_simplify_rtx, simplify_set): Do not
14906 special case comparing against zero for cc0 machines.
14907 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14908 COMPARE on cc0 machines.
14909 (simplify_relational_operation): Return a new expression when
14910 a COMPARE could be removed.
14911 * final.c (final_scan_insn): Compare cc_status values
14912 against LHS of a (compare FOO (const_int 0)) cc0 source.
14913 Also check if cc_status.value is the full compare.
14915 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14916 (cstoreMM4): Document.
14917 (conditional_trap): Document ctrapMM4 instead.
14918 (sync_compare_and_swapMM): Refer to cbranchcc4.
14919 (Dependent Patterns): Eliminate obsolete information referring to
14920 the old jump optimization phase.
14921 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14922 of compares with 0 on cc0 machines.
14923 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14924 avoiding references to cc0. Remove text about storing operands
14926 * doc/tm.texi (Condition Codes): Include blurb on different
14927 condition code representations, separate into subsections for
14928 CC0, MODE_CC and conditional execution.
14930 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14931 alpha_emit_setcc): Accept operands and a machine mode.
14932 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14933 Get code/op0/op1 from operands, use machine mode argument
14934 instead of alpha_compare.fp_p. Emit the branch here.
14935 (alpha_emit_setcc): Likewise, and return boolean.
14936 (alpha_emit_conditional_move): Likewise. Assert that
14937 cmp_op_mode == cmp_mode, and simplify accordingly.
14938 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14939 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14940 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14942 (stack probe test): Use cbranchdi4.
14943 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14945 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14946 * config/arc/arc.h (movsicc, movsfcc): Use it.
14947 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14948 (cbranchsi4, cstoresi4): New.
14949 (cmpsi, bCC and sCC expanders): Remove.
14951 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14952 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14953 * config/arm/predicates.md (arm_comparison_operator): Only include
14954 floating-point operators if there is a hardware floating-point unit.
14955 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14956 deferring to cbranch_cc and cstore_cc respectively.
14957 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14958 cbranch_cc, cstore_cc): New.
14959 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14961 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14963 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14964 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14966 (adjust_insn_length): Adjust calls.
14967 (avr_reorg): Handle (compare (foo) (const_int 0)).
14968 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14969 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14970 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14971 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14973 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14974 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14976 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14977 (cbranchsi4, cstorebi4, cstoresi4): New.
14978 (movbisi): This insn is duplicate, split it to zero_extend.
14979 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14980 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14981 (bfin_optimize_loop): Use cbranch expander.
14982 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14983 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14984 (bfin_bimode_comparison_operator): ... this.
14985 (bfin_direct_comparison_operator): New.
14987 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14988 inside (compare FOO (const_int 0)).
14989 (cris_rtx_costs): Handle ZERO_EXTRACT.
14990 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14991 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14992 (*tstdi_v32): Delete.
14993 (*cmpdi_non_v32): Add M alternative for operand 1.
14994 (cmpsi, cmp<mode>): Make private.
14995 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14997 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14999 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15000 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15001 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15002 (cc_reg_operand): New.
15003 (any_cond): Delete.
15004 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15005 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15006 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15007 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15008 crx_expand_scond): Delete.
15010 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15012 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15013 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15015 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15016 cstoresi4, cstoresf4, cstoredf4): New.
15017 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15018 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15019 Receive the entire operands array.
15020 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15021 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15022 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15023 Get test/op0/op1 from the operands array.
15024 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15026 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15027 (h8300_expand_store): New.
15028 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15030 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15031 (h8300_expand_store): New.
15032 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15033 or do not try to produce (set (cc0) REG).
15034 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15035 change a compare into a move to a scratch register. Disable some
15036 peepholes when comparing with zero.
15037 (tstsi, tsthi, tstsi, cmpqi): Make private.
15039 (bCC, sCC): Delete.
15040 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15043 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15044 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15045 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15046 (ix86_emit_i387_log1p): Use cbranchxf2.
15047 (ix86_expand_setcc): Return void.
15048 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15049 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15050 cmp<MODEF>, cmpcc): Remove.
15051 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15052 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15053 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15054 (sCC and bCC expanders): Remove.
15055 (stack_protect_test): Use cbranchcc4.
15057 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15059 (ia64_expand_compare): Accept three rtx by reference and return void.
15060 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15061 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15062 from *expr. Update *expr with the BImode comparison to do.
15063 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15064 cmptf, bCC, sCC, conditional_trap): Delete.
15065 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15066 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15067 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15068 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15069 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15071 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15072 type of last argument.
15073 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15074 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15075 use machine mode argument instead of branch_type. Remove dead
15076 code for floating-point comparisons.
15077 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15078 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15080 (cbranchsi4, cstoresi4): New.
15081 * config/iq2000/predicates.md (reg_or_const_operand): New.
15083 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15084 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15085 (b<code>_op): Rewrite to...
15086 (bcc_op): ... this, using match_operator.
15087 (s<code>_op): Rewrite to...
15088 (scc_op): ... this, using match_operator.
15089 (s<code>_24_op): Rewrite to...
15090 (scc_op_24): ... this, using match_operator.
15091 (s<code>_<mode>): Rewrite to...
15092 (cstore<mode>4): ... this, using match_operator.
15093 (s<code>_<mode>_24): Rewrite to...
15094 (cstore<mode>4_24): ... this, using match_operator.
15095 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15096 m32c_unpend_compare, m32c_expand_scc): Delete.
15097 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15098 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15099 (m32c_expand_movcc): Change NE to EQ if necessary.
15100 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15102 * config/m32r/m32r-protos.h (gen_cond_store): New.
15103 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15104 (gen_cond_store): New, from sCC patterns.
15105 (m32r_expand_block_move): Use cbranchsi4.
15106 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15107 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15108 (cbranchsi4, cstoresi4): New.
15110 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15112 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15113 (m68hc11_notice_update_cc): Look into a compare with 0.
15114 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15116 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15117 cmphi, cmpqi, bCC): Delete.
15118 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15119 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15120 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15123 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15124 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15125 * config/m68k/constraints.md (H): New.
15126 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15127 the define_insn below.
15128 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15129 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15130 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15131 patterns): Wrap RHS with COMPARE.
15132 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15133 (*cmpdi_internal): Name this pattern.
15134 (cmpdi): Change to define_insn.
15135 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15136 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15137 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15139 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15140 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15141 (conditional_trap): Change to...
15142 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15143 (*conditional_trap): Use the ordered_comparison_operator and
15144 const1_operand predicates.
15145 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15146 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15147 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15148 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15150 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15151 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15152 (mcore_gen_compare): New.
15153 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15154 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15155 (mcore_gen_compare): ... this.
15156 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15157 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15158 (stack probe pattern): Use cbranchsi4.
15160 * config/mips/predicates.md (mips_cstore_operator): New.
15161 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15162 * config/mips/mips.md (any_cond): Delete.
15163 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15165 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15166 fixuns_truncsfdi2): Use cbranch patterns.
15167 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15168 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15169 Adjust call to mips_expand_conditional_branch.
15170 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15172 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15173 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15174 * config/mips/mips.c (cmp_operands): Delete.
15175 (mips_emit_compare): Get comparison operands from *op0/*op1.
15176 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15177 that it succeeds. Use op0/op1 instead of cmp_operands.
15178 (mips_expand_conditional_branch, mips_expand_conditional_move,
15179 mips_expand_conditional_trap): Likewise.
15180 (mips_block_move_loop): Use cbranch patterns.
15181 * config/mips/mips.h (cmp_operands): Delete.
15183 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15184 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15185 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15186 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15187 (*cmpcc_folded): Rename to...
15188 (*cmpdi_folded): this.
15189 (*cmpcc): Rename to...
15191 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15194 (cbranchdf4): New. Handle invalid comparisons here.
15195 * config/mmix/predicates.md (float_comparison_operator): New.
15197 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15198 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15199 * config/mn10300/mn10300.md (tst): Delete.
15200 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15201 Name these patterns and wrap RHS in a compare.
15202 (*cmpsi): Make this pattern private. Include tst.
15203 (*cmpsf): Make this pattern private.
15204 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15205 (compare with zero peepholes): Likewise.
15207 (cbranchsi4, cbranchsf4): New.
15208 (casesi): Use cbranchsi4.
15210 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15211 hppa_branch_type): Delete.
15212 (return_addr_rtx): Use cbranchsi4.
15213 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15214 Emit CCFPmode comparison here.
15215 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15216 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15217 hppa_branch_type): Delete.
15218 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15219 (movsicc, movdicc): Remove references to hppa_compare_op0,
15220 hppa_compare_op1 and compare_from_rtx.
15221 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15222 (casesi): Use cbranchsi4.
15224 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15225 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15226 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15227 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15228 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15230 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15231 (*branch, *branch_inverted): New.
15233 * config/picochip/picochip.md (cbranchhi4): Use
15234 ordered_comparison_operator.
15235 (cmphi, bCC): Remove.
15237 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15238 (trap_comparison_operator): Delete.
15239 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15240 rs6000_emit_cbranch): Accept mode and operands.
15241 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15242 rs6000_compare_fp_p): Delete.
15243 (rs6000_generate_compare): Accept mode and comparison. Extract code
15244 and op0/op1 from there. Replace references to rs6000_compare_op0
15245 and rs6000_compare_op1.
15246 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15247 extract result from passed operands.
15248 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15249 extract loc from passed operands.
15250 (rs6000_emit_cmove): Likewise.
15251 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15252 rs6000_compare_fp_p): Delete.
15253 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15254 (cbranch<GPR>4, cbranch<FP>4): New.
15255 (cstore<mode>4): New. Consolidate here all choices about when to use
15256 portable or specialized sCC sequences.
15257 (stack_protect_test): Use cbranchsi4.
15258 (conditional_trap): Replace with ctrap<GPR>4.
15259 (conditional trap insn): Replace trap_comparison_operator with
15260 ordered_comparison_operator.
15262 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15263 (s390_emit_prologue): Use ctrap.
15264 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15265 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15266 New predicates replacing...
15267 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15268 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15269 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15270 (add<mode>cc): Do not use s390_compare_op0/op1.
15271 (s<code>): Change to...
15272 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15273 (seq): Change to...
15274 (cstorecc4): ... this. Handle EQ or NE equally.
15275 (*sne): Un-privatize for use in cstorecc4.
15276 (b<code>): Change to...
15277 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15278 (conditional_trap): Replace with...
15279 (ctrap<GPR>4, ctrap<FP>4): ... these.
15280 (stack_protect): Use cbranchcc4.
15282 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15283 * config/score/score-protos.h (score_gen_cmp): Delete.
15284 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15285 (score_block_move-loop): Use cbranchsi4.
15286 * config/score/score.md (cbranchsi4): New.
15287 (cmpsi, bCC): Delete.
15288 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15289 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15290 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15291 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15292 * config/score/score3.h (score3_gen_cmp): Delete.
15293 * config/score/score7.h (score7_gen_cmp): Delete.
15295 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15296 (sh_emit_scc_to_t): ... this. Return void.
15297 (from_compare): Rename to...
15298 (sh_emit_compare_and_branch): ... this.
15299 (sh_emit_compare_and_set): New.
15300 (sh_expand_t_scc): Accept operands.
15301 * config/sh/predicates.md (sh_float_comparison_operator): New.
15302 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15303 (prepare_scc_operands): Rename to...
15304 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15306 (sh_emit_cheap_store_flag): New.
15307 (sh_emit_set_t_insn): New.
15308 (from_compare): Rename to...
15309 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15310 handling of TARGET_SH2E floating point to avoid recursive call.
15311 Generate branch here.
15312 (sh_emit_compare_and_set): New.
15313 (sh_expand_t_scc): Get op0/op1 from arguments.
15314 (sh_emit_cheap_store_flag): New.
15315 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15317 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15318 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15319 (movsicc, movdicc): Do nothing when it recreated operands from
15320 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15321 prepare_scc_operands (now sh_emit_scc_to_t).
15322 (udivdi3): Use cstoresi4.
15323 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15324 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15325 (cbranchint4_media, cbranchfp4_media): New.
15326 (casesi): Use cbranchdi4.
15327 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15329 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15330 (movnegt): Remove second operand.
15331 (cbranchsf4, cbranchdf4): New.
15332 (stack_protect): Use cbranchdi4/cbranchsi4.
15334 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15335 (gen_compare_reg): Accept comparison, extract part of it to...
15336 (gen_compare_reg_1): ... this.
15337 (gen_compare_operator): Delete.
15338 (gen_v9_scc): Accept separate destination, comparison code and arms.
15339 Do not use sparc_compare_op0/sparc_compare_op1.
15340 (emit_scc_insn, emit_conditional_branch_insn): New.
15341 (emit_v9_brxx): Make static. Remove useless assertion.
15342 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15344 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15345 * config/sparc/sparc-protos.h (gen_compare_reg,
15346 sparc_emit_float_lib_cmp): Adjust prototype.
15347 (emit_scc_insn, emit_conditional_branch_insn): New.
15348 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15349 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15350 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15351 iterators to the top.
15352 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15353 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15354 snedi_special_trunc): Delete.
15355 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15356 and snedi_special_trunc.
15357 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15358 cbranchdi4, cbranch<F:mode>4): New.
15359 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15360 here. Use gen_compare_reg instead of gen_compare_operator.
15361 (conditional_trap): Replace with...
15362 (ctrapsi4, ctrapdi4): ... this.
15363 (stack_protect_test): Use cbranchcc4.
15365 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15367 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15368 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15369 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15370 from operands[0] or operands[3] depending on is_set.
15371 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15372 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15373 cmpdf, bCC), sCC: Remove.
15374 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15375 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15377 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15378 spu_emit_branch_or_set.
15380 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15382 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15383 xstormy16_compare_op1): Delete.
15384 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15385 xstormy16_compare_op1): Delete.
15386 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15388 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15389 (cmphi, cmpsi, bCC): Remove.
15391 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15392 (*cmpsi): ... this one.
15393 (cbranchsi4, cstoresi4): New.
15394 (bCC expanders): Delete.
15395 (sCC insns): Fold into...
15396 (*setcc): ... this one.
15397 (casesi): Do not use gen_cmpsi and gen_bgtu.
15398 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15399 (movsicc): Simplify.
15400 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15402 * config/vax/vax-protos.h (cond_name): New.
15403 (vax_output_conditional_branch): Remove.
15404 * config/vax/vax.c (cond_name): New.
15405 (vax_output_conditional_branch): Remove.
15406 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15407 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15408 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15409 (bit<VAXint>): Wrap source with (compare).
15410 (b<code> and following unnamed pattern): Rename to *branch and
15411 *branch_reversed. Change macroization to match_operator.
15412 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15414 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15415 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15416 Change last argument to machine_mode.
15417 (xtensa_expand_scc): Add machine_mode argument.
15418 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15419 (gen_conditional_move, xtensa_expand_conditional_branch,
15420 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15421 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15422 Adjust operand numbers.
15423 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15425 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15426 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15427 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15429 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15431 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15432 causes spurious differences between trunk and cond-optab branch.
15434 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15437 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15439 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15441 * tree.c (iterative_hash_pointer): Delete.
15442 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15443 Hash UIDs and versions of SSA names. Don't special-case built-in
15444 function declarations.
15446 2009-05-11 Ian Lance Taylor <iant@google.com>
15449 * graphite.c: Force -Wc++-compat to only be a warning before
15450 #including "cloog/cloog.h".
15452 2009-05-11 Martin Jambor <mjambor@suse.cz>
15454 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15456 2009-05-11 Jan Hubicka <jh@suse.cz>
15458 * tree-ssa-loop-ivcanon.c: Include target.h
15459 (struct loop_size): new structure.
15460 (constant_after_peeling): New predicate.
15461 (tree_estimate_loop_size): New function.
15462 (estimated_unrolled_size): Rewrite for new estimates.
15463 (try_unroll_loop_completely): Use new estimates.
15464 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15466 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15468 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15469 libcpp interface change.
15470 (spu_macro_to_expand): Likewise.
15472 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15474 PR tree-optimization/40026
15475 * gimplify.c (gimplify_init_constructor): Change initial conditional
15476 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15477 optimize_compound_literals_in_ctor.
15479 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15481 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15483 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15485 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15487 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15488 HOST_WIDE_INT for gap.
15490 2009-05-11 Ira Rosen <irar@il.ibm.com>
15492 PR tree-optimization/40074
15493 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15494 account in group size and step comparison.
15496 2009-05-11 Richard Guenther <rguenther@suse.de>
15498 * passes.c (init_optimization_passes): Strip now incorrect comment.
15499 (execute_function_todo): Do not set PROP_alias.
15500 * tree-pass.h (PROP_alias): Remove.
15501 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15502 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15503 * tree-nrv.c (pass_return_slot): Likewise.
15504 * tree-object-size.c (pass_object_sizes): Likewise.
15505 * tree-ssa-dom.c (pass_dominator): Likewise.
15506 (pass_phi_only_cprop): Likewise.
15507 * tree-ssa-dse.c (pass_dse): Likewise.
15508 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15509 (pass_cselim): Likewise.
15510 * tree-ssa-pre.c (pass_pre): Likewise.
15511 (pass_fre): Likewise.
15512 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15513 * tree-ssa-sink.c (pass_sink_code): Likewise.
15514 * tree-stdarg.c (pass_stdarg): Likewise.
15515 * tree-tailcall.c (pass_tail_calls): Likewise.
15516 * tree-vrp.c (pass_vrp): Likewise.
15518 2009-05-10 Ian Lance Taylor <iant@google.com>
15520 * basic-block.h (enum profile_status): Break out of struct
15521 control_flow_graph.
15522 * cgraph.h (struct inline_summary): Break out of struct
15524 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15525 of struct cgraph_order_sort.
15526 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15527 * cse.c (struct branch_path): Break out of struct
15528 cse_basic_block_data.
15529 * except.h (enum eh_region_type): Break out of struct eh_region.
15530 * gcc.c (enum add_del): Break out of struct modify_target.
15531 * genrecog.c (enum decision_type): Break out of struct decision_test.
15532 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15534 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15535 * regmove.c (enum match_use): New enum, broken out of struct match.
15536 * sched-int.h (enum post_call_group): New enum, broken out of
15538 (struct deps_reg): Break out of struct deps.
15539 * target.h (struct asm_int_op): Break out of struct gcc_target.
15540 * tree-eh.c (struct goto_queue_node): Break out of struct
15542 * tree-inline.h (enum copy_body_cge_which): Break out of
15544 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15546 * c-decl.c (in_struct, struct_types): New static variables.
15547 (pushtag): Add loc parameter. Change all callers.
15548 (lookup_tag): Add ploc parameter. Change all callers.
15549 (check_compound_literal_type): New function.
15550 (parser_xref_tag): Add loc parameter. Change all callers. If
15551 -Wc++-compat, warn about struct/union/enum types defined within a
15553 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15554 and loc parameters. Change all callers. Change error calls to
15555 error_at, using loc. For a redefinition, if the location of the
15556 original definition is known, report it. Set in_struct and
15557 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15558 (finish_struct): Add new parameters enclosing_in_struct and
15559 enclosing_struct_types. Change all callers. Set
15560 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15561 in the struct. If in a struct, add this struct to struct_types.
15562 (start_enum): Add loc parameter. Change all callers. Use
15563 error_at for errors, using loc. For a redefinition, if the
15564 location of the original definition is known, report it. If in a
15565 struct, add this enum type to struct_types. If -Wc++-compat warn
15566 if in sizeof, typeof, or alignof.
15567 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15568 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15569 (c_parser_enum_specifier): Get enum location for start_enum.
15570 (c_parser_struct_or_union_specifier): Get struct location for
15571 start_struct. Save in_struct and struct_types status between
15572 start_struct and finish_struct.
15573 (c_parser_cast_expression): Get location of cast.
15574 (c_parser_alignof_expression): Get location of type.
15575 (c_parser_postfix_expression): Likewise.
15576 (c_parser_postfix_expression_after_paren_type): Add type_loc
15577 parameter. Change all callers. Call check_compound_literal_type.
15578 Use type_loc for error about variable size type.
15579 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15580 of an enum constant from an enum type defined in a struct or union.
15581 (c_cast_expr): Add loc parameter. Change all callers. If
15582 -Wc++-compat, warn about defining a type in a cast.
15583 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15584 (start_enum, start_struct, finish_struct): Update declarations.
15585 (parser_xref_tag, c_cast_expr): Update declarations.
15586 (check_compound_literal_type): Declare.
15588 2009-05-11 Ben Elliston <bje@au.ibm.com>
15590 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15591 for recent libcpp interface change.
15592 (rs6000_macro_to_expand): Likewise.
15594 2009-05-10 Michael Matz <matz@suse.de>
15597 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15598 not at entry of function.
15600 2009-05-10 Richard Guenther <rguenther@suse.de>
15602 PR tree-optimization/40081
15604 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15605 using the main variant of the element type. Do not fiddle with
15606 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15608 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15609 structs with volatile fields.
15611 2009-05-10 Jan Hubicka <jh@suse.cz>
15613 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15614 (estimate_move_cost): Assert that it does not get called for
15616 (estimate_num_insns): Skip VOID types in argument handling.
15617 (optimize_inline_calls): Delete unreachable blocks and verify that
15618 callgraph is valid.
15620 2009-05-10 Jan Hubicka <jh@suse.cz>
15622 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15623 * cgraph.c (cgraph_mark_address_taken_node): New function.
15624 (dump_cgraph_node): Dump new flag.
15625 * cgraph.h (struct cgraph_node): Add address_taken.
15626 (cgraph_mark_address_taken_node): New function.
15627 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15628 since new direct calls can be born.
15630 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15632 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15633 tok->val.node.node.
15635 2009-05-10 Jan Hubicka <jh@suse.cz>
15637 PR middle-end/40084
15638 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15640 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15641 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15642 * tree-inline.c (copy_bb): Set frequency correctly.
15643 (fold_marked_statements): Update call to
15644 cgraph_update_edges_for_call_stmt.
15646 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15648 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15649 identifiers in diagnostics.
15650 * config/arm/arm.c (arm_handle_fndecl_attribute,
15651 arm_handle_isr_attribute): Likewise.
15652 * config/avr/avr.c (avr_handle_progmem_attribute,
15653 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15654 * config/bfin/bfin.c (handle_int_attribute,
15655 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15656 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15657 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15659 * config/darwin.c (darwin_handle_kext_attribute,
15660 darwin_handle_weak_import_attribute): Likewise.
15661 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15662 h8300_handle_eightbit_data_attribute,
15663 h8300_handle_tiny_data_attribute): Likewise.
15664 * config/i386/i386.c (ix86_handle_cconv_attribute,
15665 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15666 * config/i386/winnt.c (ix86_handle_shared_attribute,
15667 ix86_handle_selectany_attribute): Likewise.
15668 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15669 * config/m32c/m32c.c (function_vector_handler): Likewise.
15670 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15671 m68hc11_handle_fntype_attribute): Likewise.
15672 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15673 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15674 * config/mips/mips.c (mips_insert_attributes,
15675 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15676 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15677 rs6000_handle_struct_attribute): Likewise.
15678 * config/sh/sh.c (sh_insert_attributes,
15679 sh_handle_resbank_handler_attribute,
15680 sh_handle_interrupt_handler_attribute,
15681 sh2a_handle_function_vector_handler_attribute,
15682 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15684 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15685 * config/spu/spu.c (spu_handle_fndecl_attribute,
15686 spu_handle_vector_attribute): Likewise.
15687 * config/stormy16/stormy16.c
15688 (xstormy16_handle_interrupt_attribute): Likewise.
15689 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15690 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15692 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15694 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15695 (pp_translate_identifiers): New.
15696 (pp_identifier): Only conditionally translate identifier to locale
15698 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15699 (pp_base_tree_identifier): Only conditionally translate identifier
15700 to locale character set.
15701 * c-pretty-print.c (M_): Define.
15702 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15703 fragments for conditional translation with M_.
15704 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15705 identifier translation.
15707 2009-05-10 Richard Guenther <rguenther@suse.de>
15709 PR tree-optimization/40081
15710 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15711 using the main variant of the element type. Do not fiddle with
15712 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15714 2009-05-09 Jan Hubicka <jh@suse.cz>
15716 PR middle-end/40080
15717 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15718 indirect calls; verify cgraph afterwards.
15720 2009-05-09 Jan Hubicka <jh@suse.cz>
15723 * ipa.c (update_inlined_to_pointer): New function.
15724 (cgraph_remove_unreachable_nodes): Use it.
15726 2009-05-09 Jan Hubicka <jh@suse.cz>
15728 * tree-eh.c (struct leh_state): Remove prev_try.
15729 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15730 not track prev_try.
15731 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15732 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15733 remove_eh_handler_and_replace, foreach_reachable_handler,
15734 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15735 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15736 (gen_eh_region_cleanup): Update prototype.
15738 2009-05-09 Jan Hubicka <jh@suse.cz>
15740 PR middle-end/40043
15741 * except.c (copy_eh_region): Always set prev_try.
15742 (redirect_eh_edge_to_label): Find outer try.
15743 (foreach_reachable_handler): When looking for prev try
15744 handle case where previous try is not going to be taken.
15746 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15748 PR tree-optimization/40049
15749 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15750 only vector/vector shifts, convert the type of the constant to the
15751 appropriate type to avoid building incorrect trees, which
15752 eventually have problems with garbage collection.
15754 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15756 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15757 -1 for complex floating-point types if honoring signed zeros.
15759 2009-05-08 Jan Hubicka <jh@suse.cz>
15761 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15762 argument; handle correctly when profile is absent.
15763 (build_cgraph_edges): Update.
15764 (rebuild_cgraph_edges): Update.
15765 * cgraph.c: Do not include varray.h.
15766 (cgraph_set_call_stmt_including_clones): New function.
15767 (cgraph_create_edge_including_clones): Likewise
15768 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15769 (cgraph_update_edges_for_call_stmt): Handle clones.
15770 (cgraph_remove_node): Handle clone tree.
15771 (cgraph_remove_node_and_inline_clones): New function.
15772 (dump_cgraph_node): Dump clone tree.
15773 (cgraph_clone_node): Handle clone tree.
15774 (clone_function_name): Bring here from tree-inline.c.
15775 (cgraph_create_virtual_clone): New function.
15776 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15777 (cgraph_clone_info): New function.
15778 (strut cgraph_node): Add clone_info and new clone tree pointers.
15779 (cgraph_remove_node_and_inline_clones,
15780 cgraph_set_call_stmt_including_clones,
15781 cgraph_create_edge_including_clones,
15782 cgraph_create_virtual_clone): Declare.
15783 (cgraph_function_versioning): Use VEC argument.
15784 (compute_call_stmt_bb_frequency): Update prototype.
15785 (cgraph_materialize_all_clones): New function.
15786 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15787 (ipcp_create_replace_map): Update to VECtors.
15788 (ipcp_update_callgraph): Use virtual clones.
15789 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15790 (ipcp_update_profiling): Do not update local profiling.
15791 (ipcp_insert_stage): Use VECtors and virtual clones.
15792 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15793 (clone_of_p): New function.
15794 (cgraph_preserve_function_body_p): Use clone tree.
15795 (cgraph_optimize): Materialize clones.
15796 (cgraph_function_versioning): Update for VECtors.
15797 (save_inline_function_body): Use clone tree.
15798 (cgraph_materialize_clone): New function.
15799 (cgraph_materialize_all_clones): Likewise.
15800 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15801 * ipa.c: Include gimple.h.
15802 (cgraph_remove_unreachable_nodes): Use clone tree.
15803 * ipa-prop.c (ipa_note_param_call): Update call to
15804 compute_call_stmt_bb_frequencycall.
15805 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15806 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15807 (copy_bb): Handle updating of clone tree; add new edge when new call
15809 (expand_call_inline): Be strict about every call having edge.
15810 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15811 (delete_unreachable_blocks_update_callgraph): New function.
15812 (tree_function_versioning): Use VECtors; always remove unreachable
15813 blocks and fold conditionals.
15814 * tree-inline.h: Do not include varray.h.
15815 (tree_function_versioning): Remove.
15816 * Makefile.in (GTFILES): Remove tree-inline.c
15817 * passes.c (do_per_function): Do only functions having body.
15818 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15821 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15822 Andrew Morrow <acm@google.com>
15825 * c-common.c (c_common_attribute_table): Permit deprecated
15826 attribute to take an optional argument.
15827 (handle_deprecated_attribute): If the optional argument to
15828 __attribute__((deprecated)) is not a string ignore the attribute
15829 and emit a warning.
15831 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15832 * c-typeck.c (build_component_ref): Likewise.
15833 (build_external_ref): Likewise.
15835 * toplev.c (warn_deprecated_use): Add an attribute argument.
15836 Emit the message associated with __attribute__((deprecated)).
15838 * toplev.h (warn_deprecated_use): Updated.
15840 * doc/extend.texi: Document new optional parameter to
15841 __attribute__((deprecated))
15843 2009-05-08 Michael Eager <eager@eagercon.com>
15845 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15846 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15848 2009-05-08 Richard Guenther <rguenther@suse.de>
15850 PR tree-optimization/40062
15851 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15852 Avoid exponential behavior.
15854 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15856 PR rtl-optimization/33928
15858 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15859 process_uses, build_single_def_use_links): New.
15860 (update_df): Update use_def_ref.
15861 (forward_propagate_into): Use get_def_for_use instead of use-def
15863 (fwprop_init): Call build_single_def_use_links and let it initialize
15865 (fwprop_done): Free use_def_ref.
15866 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15867 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15868 df_rd_simulate_one_insn): New.
15869 (df_rd_bb_local_compute_process_def): Update head comment.
15870 (df_chain_create_bb): Use the new RD simulation functions.
15871 * df.h (df_rd_simulate_artificial_defs_at_top,
15872 df_rd_simulate_one_insn): New.
15873 * opts.c (decode_options): Enable fwprop at -O1.
15874 * doc/invoke.texi (-fforward-propagate): Document this.
15876 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15879 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15880 and one complex operand specially.
15881 * tree-complex.c (some_nonzerop): Do not identify a real value as
15882 zero if flag_signed_zeros.
15884 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15886 PR rtl-optimization/33928
15887 * loop-invariant.c (record_use): Fix && vs. || mishap.
15889 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15891 PR rtl-optimization/33928
15892 * loop-invariant.c (struct use): Add addr_use_p.
15893 (struct def): Add n_addr_uses.
15894 (struct invariant): Add cheap_address.
15895 (create_new_invariant): Set cheap_address.
15896 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15897 (record_uses): Pass df_ref to record_use.
15898 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15901 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15903 * config/sh/sh.c: Do not include c-pragma.h.
15905 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15907 * config/spu/spu.c: Remove include of c-common.h.
15909 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15912 * c-common.h (mark_valid_location_for_stdc_pragma,
15913 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15914 clear_float_const_decimal64, float_const_decimal64_p): New.
15915 * c.opt (Wunsuffixed-float-constants): New.
15916 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15917 unsuffixed float constant, handle new warning.
15918 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15919 * c-decl.c (c_scope): New flag float_const_decimal64.
15920 (set_float_const_decimal64, clear_float_const_decimal64,
15921 float_const_decimal64_p): New.
15922 (push_scope): Set new flag.
15923 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15924 to use STDC pragmas.
15925 (c_parser_external_declaration): Ditto.
15926 (c_parser_compound_statement_nostart): Ditto.
15927 * c-pragma.c (valid_location_for_stdc_pragma,
15928 mark_valid_location_for_stdc_pragma,
15929 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15930 handle_pragma_float_const_decimal64): New.
15931 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15932 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15933 set_float_const_decimal64, clear_float_const_decimal64,
15934 float_const_decimal64_p): New dummy functions.
15935 * doc/extend.texi (Decimal Float): Remove statement that the
15936 pragma, and suffix for double constants, are not supported.
15937 * doc/invoke.texi (Warning Options): List new option.
15938 (-Wunsuffixed-float-constants): New.
15940 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15942 * config/i386/i386.c: Do not include c-common.h.
15944 2009-05-07 Mark Heffernan <meheff@google.com>
15946 * doc/invoke.texi (Debugging Options): Document change of debugging
15948 * opts.c (decode_options): Make dump_base_name relative to
15949 aux_base_name directory.
15951 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15953 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15954 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15956 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15958 * Makefile.in (install-plugin): Simplify a bit.
15960 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15962 * Makefile.in (OBJS-common): Add regcprop.o.
15964 * timevar.def (TV_CPROP_REGISTERS): New.
15965 * regrename.c (regrename_optimize): Return 0.
15966 (rest_of_handle_regrename): Delete.
15967 (pass_rename_registers): Point to regrename_optimize.
15968 (struct value_data_entry, struct value_data,
15969 kill_value_one_regno, kill_value_regno, kill_value,
15970 set_value_regno, init_value_data, kill_clobbered_value,
15971 kill_set_value, kill_autoinc_value, copy_value,
15972 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15973 replace_oldest_value_reg, replace_oldest_value_addr,
15974 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15975 debug_value_data, validate_value_data): Move...
15976 * regcprop.c: ... here.
15977 (rest_of_handle_cprop): Delete.
15978 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15980 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15982 PR middle-end/40057
15983 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15984 GEN_INT for 1 << bitnum.
15985 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15986 build_int_cst_type.
15988 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15990 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15991 Remove wrong description of "nand" operation.
15993 2009-05-06 Richard Guenther <rguenther@suse.de>
15994 Adam Nemet <anemet@caviumnetworks.com>
15996 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15997 comment. Add that if LHS is not a gimple register, then RHS1 has
15998 to be a single object (GIMPLE_SINGLE_RHS).
16000 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16002 * expr.c (get_def_for_expr): Move it up in the file.
16003 (store_field): When expanding a bit-field store, look at the
16004 defining gimple stmt for the masking conversion.
16006 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16008 PR middle-end/39986
16009 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16010 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16011 32-bit memcpy into long.
16013 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16015 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16016 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16018 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16019 instead of appending DW_OP_deref*.
16021 2009-05-06 Michael Matz <matz@suse.de>
16023 PR middle-end/40021
16024 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16025 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16027 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16029 * Makefile.in (install-plugin): Fix srcdir handling.
16031 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16033 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16034 when processing for not_regs_needed bitmap.
16035 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16036 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16037 handling it for rhs.
16039 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16041 * config/i386/i386.md (unnamed inc/dec peephole): Use
16042 optimize_insn_for_size_p instead of optimize_size.
16043 * config/i386/predicates.md (incdec_operand): Likewise.
16044 (aligned_operand): Likewise.
16045 * config/i386/sse.md (divv8sf3): Likewise.
16046 (sqrtv8sf2): Likewise.
16048 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16050 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16052 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16054 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16056 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16057 ssemodesuffixf2c with avxmodesuffixf2c.
16059 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16062 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16064 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16066 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16067 (struct tree_base): Adjust spacing for 8 bit boundaries.
16068 (struct tree_decl_common): Add decl_by_reference_flag bit.
16069 (DECL_BY_REFERENCE): Adjust.
16070 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16071 print DECL_BY_REFERENCE bit.
16072 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16073 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16074 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16075 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16078 PR middle-end/39666
16079 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16080 range of the type, but default label is missing, add it with one
16081 of the existing labels instead of adding a new label for it.
16083 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16087 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16089 * Makefile.in (enable_plugin, plugin_includedir): New.
16090 (install): Depend on install-plugin.
16091 (PLUGIN_HEADERS): New.
16092 (install-plugin): New.
16093 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16095 2009-05-05 Richard Guenther <rguenther@suse.de>
16097 PR tree-optimization/40022
16098 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16100 (phivn_valid_p): Fix tuplification error, simplify.
16101 (phiprop_insert_phi): Add dumps.
16102 (propagate_with_phi): Simplify.
16104 2009-05-05 Richard Guenther <rguenther@suse.de>
16106 PR middle-end/40023
16107 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16109 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16111 * tree.h (strip_float_extensions): Remove duplicate declaration.
16112 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16113 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16114 block_ultimate_origin): Rearrange the declarations line to match the
16115 comment that indicates the .c file which the functions are defined.
16116 (dwarf2out_*, set_decl_rtl): Add comment.
16117 (get_base_address): Adjust comment.
16118 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16119 declarations line and add comment.
16120 (is_builtin_name): Add blank after function name, for clarity.
16122 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16124 * attribs.c (decl_attributes): Use %qE for identifiers in
16126 * cgraphunit.c (verify_cgraph_node): Translate function names to
16127 locale character set in diagnostics.
16128 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16130 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16131 Document that functions are named in UTF-8.
16132 * expr.c (expand_expr_real_1): Translate function names to locale
16133 character set in diagnostics.
16134 * gimplify.c (omp_notice_variable, omp_is_private,
16135 gimplify_scan_omp_clauses): Use %qE for identifiers in
16137 * langhooks.c (lhd_print_error_function): Translate function names
16138 to locale character set.
16139 * langhooks.h (decl_printable_name): Document that return value is
16140 in internal character set.
16141 * stmt.c: Include pretty-print.h
16142 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16144 (resolve_operand_name_1): Translate named operand name to locale
16146 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16148 * toplev.c (announce_function): Translate function names to locale
16150 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16151 (default_tree_printer): Use pp_identifier or translate identifiers
16152 to locale character set. Mark "<anonymous>" for translation.
16153 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16154 for identifiers in diagnostics.
16155 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16157 * varasm.c (output_constructor): Use %qE for identifiers in
16160 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16162 * configure.ac: use ` ` instead of $()
16163 * configure: Regenerate.
16165 2009-05-05 Ben Elliston <bje@au.ibm.com>
16167 * config/pa/linux-atomic.c: Eliminate conditional include of
16168 errno.h on non-LP64 systems to simplify build requirements.
16170 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16172 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16174 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16175 and pass value to identifier_to_locale.
16176 (warn_variable_length_array): Make name a tree.
16177 (grokdeclarator): Separate diagnostic texts for named and unnamed
16178 declarators. Use %qE for named declarators.
16179 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16181 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16182 identifiers in diagnostics.
16183 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16184 identifier_to_locale. Mark "anonymous" strings for translation.
16186 2009-05-04 Michael Eager <eager@eagercon.com>
16188 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16189 address for DImode/DFmode only if double-precision FP regs.
16191 2009-05-04 Michael Eager <eager@eagercon.com>
16193 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16194 TARGET_SINGLE_FLOAT check.
16196 2009-05-04 Michael Eager <eager@eagercon.com>
16198 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16200 2009-05-04 Michael Eager <eager@eagercon.com>
16202 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16203 * config/rs6000/t-xilinx: New
16205 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16207 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16208 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16209 * gcc/explow.c (memory_address): Use target hook.
16210 * gcc/targhooks.c (default_legitimize_address): New.
16211 * gcc/targhooks.h (default_legitimize_address): New.
16212 * gcc/target.h (legitimize_address): New.
16213 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16214 (TARGET_INITIALIZER): Include it.
16215 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16217 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16218 * config/bfin/bfin.c (legitimize_address): Remove.
16219 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16220 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16222 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16223 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16225 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16226 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16227 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16228 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16229 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16230 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16231 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16232 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16233 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16234 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16235 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16236 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16237 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16238 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16239 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16240 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16241 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16242 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16243 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16244 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16245 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16246 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16247 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16249 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16250 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16251 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16252 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16253 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16254 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16255 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16256 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16257 (thumb_legitimize_address): Delete.
16258 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16259 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16260 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16261 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16262 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16263 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16265 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16268 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16269 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16270 * config/m32r/m32r.c (m32r_legitimize_address): New.
16271 * config/m68k/m68k.c (m68k_legitimize_address): New.
16272 * config/score/score.c (score_legitimize_address): Standardize.
16273 * config/score/score3.c (score3_legitimize_address): Standardize.
16274 * config/score/score3.h (score3_legitimize_address): Adjust.
16275 * config/score/score7.c (score7_legitimize_address): Standardize.
16276 * config/score/score7.h (score7_legitimize_address): Adjust.
16277 * config/sh/sh.c (sh_legitimize_address): New.
16278 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16280 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16281 (s390_legitimize_address): ... this.
16282 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16283 (sparc_legitimize_address): ... this.
16284 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16285 (ix86_legitimize_address): ... this.
16286 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16287 (avr_legitimize_address): ... this.
16288 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16289 (mn10300_legitimize_address): ... this.
16290 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16291 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16292 (alpha_expand_mov): Adjust call.
16294 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16295 * config/spu/spu.c (spu_legitimize_address): Likewise.
16296 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16297 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16299 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16301 * intl.c (locale_encoding, locale_utf8): New.
16302 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16303 * intl.h (locale_encoding, locale_utf8): Declare.
16304 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16305 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16307 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16309 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16310 (pp_base_tree_identifier): Declare as function.
16311 (identifier_to_locale): Declare.
16312 * Makefile.in (pretty-print.o): Update dependencies.
16313 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16315 2009-05-04 Richard Guenther <rguenther@suse.de>
16317 PR middle-end/40015
16318 * builtins.c (fold_builtin_memory_op): Do not decay to element
16319 type if the size matches the whole array.
16321 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16323 * expmed.c (synth_mult): When trying out a shift, pass the result
16326 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16328 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16329 (shiftsub1_cost): New.
16330 (init_expmed): Compute shiftsub1_cost.
16331 (synth_mult): Optimize multiplications by constants of the form
16332 -(2^^m-1) for some constant positive integer m.
16334 2009-05-03 Richard Guenther <rguenther@suse.de>
16337 * c-typeck.c (array_to_pointer_conversion): Do not built
16338 ADDR_EXPRs of arrays of pointer-to-element type.
16339 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16340 up wrong ADDR_EXPRs after-the-fact.
16341 * c-common.c (strict_aliasing_warning): Strip pointer
16342 conversions for obtaining the original type.
16343 * builtins.c (fold_builtin_memset): Handle array types.
16344 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16347 2009-05-03 Richard Guenther <rguenther@suse.de>
16349 PR middle-end/23329
16350 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16351 Do not lose casts from array types with unknown extent to array
16352 types with known extent.
16353 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16354 alias set compatibility.
16356 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16358 * flags.h (extra_warnings): Delete.
16359 * toplev.c (process_options): Handle Wuninitialized here.
16360 * opts.c (extra_warnings): Delete.
16361 (set_Wextra): Delete.
16362 (common_handle_option): -Wextra can be handled automatically.
16363 * c-opts.c (c_common_handle_option): Delete obsolete code.
16364 (c_common_post_options): Simplify comment.
16365 * common.opt (W): Add Var.
16367 (Wuninitialized): Initialize to -1.
16369 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16370 Richard Guenther <rguenther@suse.de>
16372 * expr.c (get_def_for_expr): New function.
16373 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16374 SSA rather than trees.
16375 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16376 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16378 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16380 * c-common.c (reswords): Add _Imaginary.
16381 * c-common.c (enum rid): Add RID_IMAGINARY.
16383 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16385 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16386 Patch by Richard Guenther.
16388 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16390 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16391 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16392 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16393 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16394 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16395 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16396 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16397 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16398 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16399 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16400 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16401 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16402 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16403 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16404 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16405 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16406 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16407 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16409 2009-05-02 Richard Guenther <rguenther@suse.de>
16411 PR tree-optimization/39940
16412 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16415 2009-05-02 Richard Guenther <rguenther@suse.de>
16417 PR middle-end/40001
16418 * tree-ssa.c (execute_update_addresses_taken): Properly check
16419 if we can mark a variable DECL_GIMPLE_REG_P.
16420 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16421 back to the end of the function.
16422 (is_gimple_reg_type): Remove complex type special casing.
16423 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16426 2009-05-02 Ben Elliston <bje@au.ibm.com>
16428 * doc/collect2.texi (Collect2): Document search path behaviour
16429 when configured with --with-ld.
16431 2009-05-02 Jan Hubicka <jh@suse.cz>
16433 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16434 parameter; update callers.
16435 (coalesce_cost_edge): EH edges are costier because they needs
16436 splitting even if not critical and even more costier when there are
16437 multiple EH predecestors.
16439 2009-05-02 Jan Hubicka <jh@suse.cz>
16441 * except.c (remove_eh_handler_and_replace): Handle updating after
16442 removing TRY blocks.
16444 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16446 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16448 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16450 * varasm.c: Do not include c-pragma.h.
16451 * attribs.c: Do not incude c-common.h.
16453 2009-05-01 Michael Matz <matz@suse.de>
16455 * calls.c (initialize_argument_information): Handle SSA names like
16456 decls with a non MEM_P DECL_RTL.
16458 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16460 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16461 * ipa-utils.c: Likewise.
16462 * ipa-type-escape.c: Likewise.
16463 * cgraphunit.c Do not include c-common.h.
16464 * ipa-pure-const.c: Likewise.
16465 * tree-if-conv.c: Likewise.
16466 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16467 * ipa-struct-reorg.c: Likewise.
16468 * tree-nomudflap.c: Likewise.
16469 * tree-ssa-structalias.c: Likewise.
16471 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16473 * store-motion.c: Many cleanups to make this pass a first-class
16474 citizen instead of an appendix to gcse load motion. Add TODO list
16475 to make this pass faster/cleaner/better.
16477 (struct ls_expr): Post gcse.c-split cleanups.
16478 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16479 "stores" field to "avail_stores".
16480 (pre_ldst_mems): Rename to store_motion_mems.
16481 (pre_ldst_table): Rename to store_motion_mems_table.
16482 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16483 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16484 (ldst_entry): Rename to st_expr_entry, update users.
16485 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16486 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16487 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16489 (first_ls_expr): Rename to first_st_expr, update users.
16490 (next_ls_expr): Rename to next_st_expr, update users.
16491 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16492 fields properly for store motion instead of names inherited from load
16494 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16495 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16498 (ae_kill): Rename to st_kill, update users.
16499 (ae_gen): Rename to st_avloc, update users.
16500 (transp): Rename to st_transp, update users.
16501 (pre_insert_map): Rename to st_insert_map, update users.
16502 (pre_delete_map): Rename to st_delete_map, update users.
16503 (insert_store, build_store_vectors, free_store_memory,
16504 one_store_motion_pass): Update for abovementioned changes.
16506 (gcse_subst_count, gcse_create_count): Remove.
16507 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16508 and "n_stores_created", local variables.
16510 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16513 (regvec, compute_store_table_current_insn): Remove.
16514 (reg_set_info, reg_clear_last_set): Remove.
16515 (compute_store_table): Use DF caches instead of local dataflow
16518 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16520 * c-objc-common.c (c_tree_printer): Print identifiers with
16521 pp_identifier, not pp_string. Mark "({anonymous})" for
16523 * c-pretty-print.c (pp_c_ws_string): New.
16524 (pp_c_cv_qualifier, pp_c_type_specifier,
16525 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16526 pp_c_storage_class_specifier, pp_c_function_specifier,
16527 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16528 pp_c_primary_expression, pp_c_postfix_expression,
16529 pp_c_unary_expression, pp_c_shift_expression,
16530 pp_c_relational_expression, pp_c_equality_expression,
16531 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16532 use pp_string and pp_c_ws_string in place of pp_identifier and
16533 pp_c_identifier for non-identifiers. Mark English strings for
16535 * c-pretty-print.h (pp_c_ws_string): Declare.
16537 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16538 Roland McGrath <roland@redhat.com>
16540 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16541 (ENABLE_LD_BUILDID): New configuration option.
16542 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16543 (LINK_BUILDID_SPEC): New macro.
16544 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16546 * doc/install.texi: Document --enable-linker-build-id option.
16547 * configure: Rebuild.
16548 * config.in: Rebuild.
16550 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16552 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16553 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16554 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16555 MIPS_GP_SAVE_AREA_SIZE.
16556 * config/mips/mips.c (struct mips_frame_info): Update comment
16557 before arg_pointer_offset and hard_frame_pointer_offset.
16558 (mips_compute_frame_info): Update diagram before function: to
16559 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16560 indicate the position of frame_pointer_rtx with -fstack-protector and
16561 to show args_size. Don't allocate cprestore area for leaf functions
16562 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16564 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16566 2009-04-30 Michael Matz <matz@suse.de>
16568 PR tree-optimization/39955
16569 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16571 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16573 * ira.c (setup_cover_and_important_classes): Use safe macro
16574 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16576 * genpreds.c (write_tm_preds_h): Output suitable definition of
16577 REG_CLASS_FOR_CONSTRAINT.
16579 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16581 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16583 * bitmap.c (bitmap_descriptor): Likewise.
16584 * ggc-common.c (loc_descriptor): Likewise.
16585 * varray.c (varray_descriptor): Likewise.
16586 * vec.c (vec_descriptor): Likewise.
16588 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16590 * Makefile.in (dce.o): Add $(EXCEPT_H).
16591 * dce.c: Include except.h and delete redundant vector definitions.
16592 (deletable_insn_p): Return false for non-call insns that can throw
16595 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16597 * gcse.c (ae_gen): Remove.
16598 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16599 and make non-static function to make it available in store-motion.c.
16600 Update call sites with search-and-replace.
16601 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16602 extract_mentioned_regs, extract_mentioned_regs_helper,
16603 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16604 store_killed_in_insn, store_killed_after, store_killed_before,
16605 build_store_vectors, insert_insn_start_basic_block, insert-store,
16606 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16607 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16608 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16609 * store-motion.c: ...new file. Also copy data structures from gcse.c
16610 and clean up to remove parts not used by store motion.
16611 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16612 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16614 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16617 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16618 when optimizing for size.
16620 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16622 * gcse.c (gcse_constant_p): Fix typo in last change.
16624 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16626 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16628 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16630 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16632 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16634 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16635 CONST_HIGH_PART result.
16637 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16639 * config/avr/avr.c (initial_elimination_offset): Rename to
16640 avr_initial_elimination_offset.
16641 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16642 change return type to bool.
16643 (avr_can_eliminate): New function.
16644 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16645 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16646 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16647 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16648 avr_initial_elimination_offset.
16649 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16650 (avr_initial_elimination_offset): Define.
16652 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16653 Steven Bosscher <steven@gcc.gnu.org>
16655 PR rtl-optimization/39938
16656 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16657 * cfgrtl.c: Include insn-attr.h.
16658 (rest_of_pass_free_cfg): New function.
16659 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16660 * resource.c (init_resource_info): Remove call to df_analyze.
16662 2009-04-29 Richard Guenther <rguenther@suse.de>
16665 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16666 allow conversion to signed integers.
16668 2009-04-29 Richard Guenther <rguenther@suse.de>
16670 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16671 shifts of floating point vectors if the shift amount is
16672 a constant multiple of the element size.
16674 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16675 Michael Matz <matz@suse.de>
16677 PR middle-end/39927
16679 * tree-outof-ssa.c (emit_partition_copy): New function.
16680 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16681 insert_part_to_rtx_on_edge): Perform the partition base var
16682 copy using emit_partition_copy.
16683 (insert_value_copy_on_edge): Convert constants to the right mode.
16684 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16685 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16687 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16689 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16690 scan backwards to try to find a constant to initialize it.
16692 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16693 insn before the loop_end instruction, don't look past labels.
16695 2009-04-29 Richard Guenther <rguenther@suse.de>
16697 PR middle-end/39937
16698 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16699 loose type conversions.
16700 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16701 stmts only if there are no uses of its definition.
16703 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16705 * config/bfin/bfin.h (splitting_loops): Declare.
16706 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16707 Reorder bit definitions to be ascending.
16708 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16709 * config/bfin/bfin.c (splitting_loops): New variable.
16710 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16711 (struct loop_info): Remove members INIT and LOOP_INIT.
16712 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16713 the LSETUP sequence. Allow LC to be loaded from any register, but
16714 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16715 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16717 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16718 of reload_completed.
16721 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16723 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16725 * Makefile.in (PLUGIN_VERSION_H): New.
16726 (OBJS-common): Remove plugin-version.o.
16727 (plugin.o): Depend on (PLUGIN_VERSION_H).
16728 (plugin-version.o): Remove.
16729 * configure: Regenerate
16730 * configure.ac: Create plugin-version.h.
16731 * gcc-plugin.h (plugin_gcc_version): Remove.
16732 (plugin_default_version_check): Change signature.
16733 * plugin-version.c: Remove.
16734 * plugin.c: Include plugin-version.h.
16735 (str_plugin_gcc_version_name): Remove.
16736 (try_init_one_plugin): Pass gcc version to plugin_init.
16737 (plugin_default_version_check): Both gcc and plugin versions are now
16740 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16742 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16743 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16744 Remove special case testing for last insn of inner loops. Don't fail
16745 if the loop ends with a jump, emit an extra nop instead.
16747 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16748 DREGS rather than comparing directly. Remove code that tries to
16749 account for latencies.
16751 2009-04-29 Richard Guenther <rguenther@suse.de>
16753 PR tree-optimization/39941
16754 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16755 eliminating an indirect call.
16757 2009-04-29 Richard Guenther <rguenther@suse.de>
16759 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16760 parameter. Allow invariants as base if !require_lvalue.
16761 (verify_gimple_assign_single): Adjust.
16763 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16765 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16766 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16767 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16768 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16769 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16771 * config/bfin/bfin.c (bfin_expand_builtin,
16772 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16774 2009-04-28 Richard Guenther <rguenther@suse.de>
16776 * tree-vect-loop.c (get_initial_def_for_induction): Use
16777 correct types for pointer increment.
16779 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16781 * toplev.c (print_version): Update GMP version string calculation.
16783 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16785 PR rtl-optimization/39938
16786 * resource.c (init_resource_info): Add call to df_analyze.
16788 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16790 * config/alpha/alpha.md (usegp): Cast the result of
16791 alpha_find_lo_sum_using_gp to enum attr_usegp.
16792 * config/alpha/alpha.c (override_options): Remove end-of-structure
16793 marker element from cpu_table. Use array size of cpu_table to handle
16794 -mcpu and -mtune options.
16795 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16797 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16799 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16800 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16801 tune_32 and tune_64.
16802 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16803 support on PowerPC.
16804 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16805 * config/rs6000/option-defaults.h: ... here. New file.
16806 (OPT_64, OPT_32): Define.
16807 (MASK_64BIT): Define to 0 if not already defined.
16808 (OPT_ARCH64, OPT_ARCH32): Define.
16809 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16812 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16814 * config/arm/arm.c (arm_override_options): Emit error on using
16817 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16819 PR rtl-optimization/39914
16820 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16821 registers for allocnos created from user-defined variables only
16822 when not optimizing.
16824 2009-04-28 Richard Guenther <rguenther@suse.de>
16826 PR middle-end/39937
16827 * fold-const.c (fold_binary): Use distribute_real_division only
16830 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16832 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16833 add hpux-stdint.h to tm_file.
16834 (hppa[12]*-*-hpux11*): Ditto.
16835 (ia64*-*-hpux*): Ditto.
16836 * config/hpux-stdint.h: New.
16837 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16838 __STDC_EXT__ for all compiles.
16839 * config/pa/pa-hpux.h: Ditto.
16840 * config/pa/pa-hpux10.h: Ditto.
16841 * config/pa/pa-hpux11.h: Ditto.
16843 2009-04-28 Catherine Moore <clm@codesourcery.com>
16845 * debug.h (set_name): Add comment.
16847 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16850 * config/darwin.c (machopic_gen_offset): Check
16851 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16852 * config/arm/arm.c (require_pic_register): Likewise.
16854 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16856 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16857 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16858 m32c_promote_prototypes): Delete.
16860 2009-04-28 Michael Matz <matz@suse.de>
16862 PR middle-end/39922
16863 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16866 2009-04-28 Richard Guenther <rguenther@suse.de>
16868 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16870 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16872 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16873 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16874 * config/arm/arm-tune.md: Regenerate.
16876 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16878 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16879 block if there are complex incoming edges.
16880 (sel_merge_blocks): Remove useless assert.
16881 (sel_redirect_edge_and_branch): Check that edge was redirected.
16882 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16883 (sel_find_rgns): Delete declaration.
16884 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16885 the region when it is not a preheader.
16887 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16890 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16892 2009-04-28 Richard Guenther <rguenther@suse.de>
16894 * tree.h (SSA_NAME_VALUE): Remove.
16895 (struct tree_ssa_name): Remove value_handle member.
16896 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16897 array for jump threading.
16898 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16900 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16901 * tree-flow.h (threadedge_initialize_values): Declare.
16902 (threadedge_finalize_values): Likewise.
16903 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16904 (SSA_NAME_VALUE): Define.
16905 (threadedge_initialize_values): New function.
16906 (threadedge_finalize_values): Likewise.
16907 * tree-ssa-dom.c (ssa_name_values): New global variable.
16908 (SSA_NAME_VALUE): Define.
16909 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16911 2009-04-28 Ira Rosen <irar@il.ibm.com>
16913 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16914 Use REPORT_VECTORIZED_LOCATIONS instead
16915 REPORT_VECTORIZED_LOOPS.
16916 * tree-vectorizer.c (vect_verbosity_level): Make static.
16917 (vect_loop_location): Rename to vect_location.
16918 (vect_set_verbosity_level): Update comment.
16919 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16921 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16922 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16923 instead REPORT_UNVECTORIZED_LOOPS.
16924 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16925 and vect_loop_def to vect_external_def and vect_internal_def.
16926 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16927 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16928 REPORT_UNVECTORIZED_LOCATIONS.
16929 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16930 and vect_used_in_loop and to vect_unused_in_scope and
16931 vect_used_in_scope.
16932 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16933 (vect_verbosity_level): Remove declaration.
16934 (vect_analyze_operations): Likewise.
16935 (vect_analyze_stmt): Declare.
16936 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16937 REPORT_UNVECTORIZED_LOCATIONS.
16938 (vect_get_loop_niters): Fix indentation.
16939 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16940 (vect_analyze_loop_operations): New function.
16941 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16942 vect_analyze_operations.
16943 (vect_is_simple_reduction): Use new names.
16944 (vectorizable_live_operation, vect_transform_loop): Likewise.
16945 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16946 to specify whether the data references can be a part of interleaving
16948 (vect_analyze_data_ref_dependence): Use new names.
16949 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16950 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16951 * tree-vect-patterns.c (widened_name_p): Use new names.
16952 (vect_recog_dot_prod_pattern): Likewise.
16953 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16954 (process_use, vect_mark_stmts_to_be_vectorized,
16955 vect_model_simple_cost, vect_model_store_cost,
16956 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16957 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16958 vectorizable_operation, vectorizable_type_demotion,
16959 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16960 vectorizable_condition): Likewise.
16961 (vect_analyze_operations): Split into vect_analyze_loop_operations
16963 (vect_analyze_stmt): ... new function.
16964 (new_stmt_vec_info): Use new names.
16965 (vect_is_simple_use): Use new names and fix comment.
16966 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16967 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16969 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16972 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16973 and integer modes for x87 operands. Do not ICE for unsupported size,
16974 generate error instead. Generate error for unsupported operand types.
16975 ['z']: Do not handle HImode memory operands specially. Warning
16976 for floating-point operands. Fallthru to 'Z' for unsupported operand
16977 types. Do not ICE for unsupported size, generate error instead.
16978 (output_387_binary_op): Use %Z to output operands.
16979 (output_fp_compare): Ditto.
16980 (output_387_reg_move): Ditto.
16982 2009-04-28 Ben Elliston <bje@au.ibm.com>
16987 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16989 * builtins.c (c_strlen): Do not warn here.
16990 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16991 * c-common.c (pointer_int_sum): Take an explicit location.
16992 Warn about offsets out of bounds.
16993 * c-common.h (pointer_int_sum): Adjust declaration.
16995 2009-04-27 Ian Lance Taylor <iant@google.com>
16997 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16999 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17000 * df-core.c (df_set_flags): Change return type to int. Change
17001 type of old_flags to int.
17002 (df_clear_flags): Likewise.
17003 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17004 (df_get_conditional_uses): Likewise.
17005 * df.h (df_set_flags, df_clear_flags): Update declarations.
17006 * dwarf2out.c (struct indirect_string_node): Change type of form
17007 field to enum dwarf_form.
17008 (AT_string_form): Change return type to enum dwarf_form.
17009 * fixed-value.c (fixed_compare): Add cast to enum type.
17010 * fwprop.c (update_df): Change 0 to VOIDmode.
17011 * gensupport.c: Change 0 to UNKNOWN.
17012 * gimple.h (gimple_cond_code): Add cast to enum type.
17013 * haifa-sched.c (reemit_notes): Add cast to enum type.
17014 * hooks.c (hook_int_void_no_regs): Remove function.
17015 * hooks.h (hook_int_void_no_regs): Remove declaration.
17016 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17017 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17018 * real.c (real_arithmetic): Add cast to enum type.
17019 (real_compare): Likewise.
17020 * target.h (struct gcc_target): Change return type of
17021 branch_target_register_class to enum reg_class.
17022 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17023 default_branch_target_register_class.
17024 * targhooks.c (default_branch_target_register_class): New function.
17025 * targhooks.h (default_branch_target_register_class): Declare.
17026 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17027 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17029 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17031 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17032 vect_uninitialized_def. Change 0 to ERROR_MARK.
17033 * tree-vect-stmts.c (supportable_widening_operation): Don't
17034 initialize icode1 and icode2.
17035 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17036 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17038 (cmn_err_flag_specs): Change 0 to STD_C89.
17039 (cmn_err_char_table): Likewise.
17040 * config/arm/arm.c (get_arm_condition_code): Change type of code
17041 to enum arm_cond_code.
17042 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17043 (IWMMXT_BUILTIN2): Likewise.
17044 (neon_builtin_type_bits): Don't define typedef.
17045 (neon_builtin_datum): Change type of bits field to int.
17046 (arm_expand_neon_args): Add cast to enum type.
17047 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17049 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17050 casts to enum type.
17051 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17053 * config/mips/mips.md (jal_macro): Return enum constant.
17054 (single_insn): Likewise.
17055 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17057 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17058 casts to enum type.
17059 * config/s390/s390.c (s390_tune_flags): Change type to int.
17060 (s390_arch_flags): Likewise.
17061 (s390_handle_arch_option): Change flags field of struct pta to int.
17062 * config/s390/s390.h (s390_tune_flags): Update declaration.
17063 (s390_arch_flags): Likewise.
17064 * config/sh/sh.c (prepare_move_operands): Compare
17065 tls_symbolic_operand result with enum constant.
17066 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17067 (sh_expand_prologue): Add cast to enum type.
17068 (sh_expand_epilogue): Likewise.
17069 (tls_symbolic_operand): Change return type to enum tls_model.
17070 (fpscr_set_from_mem): Add cast to enum type.
17071 (legitimize_pic_address): Compare tls_symbolic_operand result with
17073 (sh_target_reg_class): Change return type to enum reg_class.
17074 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17076 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17077 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17078 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17079 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17080 (delayed_branch, tls_call_delay): Likewise.
17081 (eligible_for_sibcall_delay): Likewise.
17082 (eligible_for_return_delay): Likewise.
17083 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17084 (spu_expand_builtin_1): Likewise.
17086 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17087 for all types of conversions.
17088 (output_init_element): Issue -Wc++-compat warning if needed when
17089 initializing a bitfield with enum type.
17090 * c-parser.c (c_parser_expression): Set original_type to
17091 original_type of right hand operand of comma operator.
17093 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17095 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17097 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17098 * doc/cpp.texi (Standard Predefined Macros)
17099 (Implementation-defined behavior): Likewise.
17100 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17101 * doc/gimple.texi (GIMPLE Exception Handling)
17102 (@code{GIMPLE_ASSIGN}): Likewise.
17103 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17104 * doc/invoke.texi (Warning Options, Optimize Options)
17105 (AVR Options, Darwin Options): Likewise.
17106 (Optimize Options): Reformulate -fwhole-program description.
17107 * doc/loop.texi (Lambda): Likewise.
17108 * doc/md.texi (Output Template, Define Constraints)
17109 (Standard Names, Insn Splitting): Likewise.
17110 * doc/options.texi (Option properties): Likewise.
17111 * doc/passes.texi (Tree-SSA passes): Likewise.
17112 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17113 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17114 (File Names and DBX): Likewise.
17115 * doc/trouble.texi (Incompatibilities): Likewise.
17117 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17119 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17120 instruction is correct.
17122 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17124 Allow non-constant arguments to conversion intrinsics.
17125 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17126 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17127 * spu.c (print_operand): Handle 'v' and 'w'.
17128 (exp2_immediate_p, spu_gen_exp2): Define.
17129 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17130 spu_convtf_1): Update parameter descriptions.
17131 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17132 * constraints.md ('v', 'w'): New.
17133 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17135 (i2f, I2F): New define_mode_attr.
17136 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17137 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17138 fixuns_truncv4sfv4si2): Update to use mode attribute.
17139 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17140 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17141 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17142 patterns for combine.
17144 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17146 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17147 (cprop, hoist, pre, store_motion): New debug counters.
17148 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17149 is not an RTL pass anymore.
17150 (pass_profiling): Remove extern decl for pass removed in 2005.
17151 (pass_gcse, pass_jump_bypass): Remove.
17152 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17153 to 0 for clean state.
17154 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17155 * cse.c (gate_handle_cse_after_global_opts,
17156 rest_of_handle_cse_after_global_opts): New functions.
17157 (pass_cse_after_global_opts): New pass, does local CSE.
17158 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17159 (TV_CPROP): New timevar.
17160 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17161 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17162 (gcse_main, recompute_all_luids): Remove.
17163 (compute_hash_table_work): Call max_reg_num instead of reading
17165 (cprop_jump): Don't set run_jump_opt_after_gcse.
17166 (constprop_register): Always allow to alter jumps.
17167 (cprop_insn): Likewise.
17168 (do_local_cprop): Likewise.
17169 (local_cprop_pass): Likewise. Return non-zero if something changed.
17170 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17171 (find_implicit_sets): Add note about missed optimization opportunity.
17172 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17173 pass_rtl_cprop execute function.
17174 Don't bother tracking the pass number, each pass gets its own dumpfile
17176 Always allow to alter jumpsand bypass jumps.
17177 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17178 will just find no suitable set.
17179 (pre_edge_insert): Fix dumping, this function is for PRE only.
17180 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17181 pass_rtl_pre execute function.
17182 (hoist_code): Return non-zero if something changed. Keep track of
17183 substitutions and insertions for statistics gathering similar to PRE.
17184 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17185 called from the pass_rtl_hoist execute function. Show pass statistics.
17186 (compute_store_table): Use max_reg_num directly instead of using the
17187 formerly global max_gcse_regno.
17188 (build_store_vectors): Likewise.
17189 (replace_store_insn): Fix dumping.
17190 (store_motion): Rename to ...
17191 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17192 pass, called from the pass_rtl_store_motion execute function. Keep
17193 track of substitutions and insertions for statistics gathering similar
17195 (bypass_jumps): Remove, fold interesting bits into ...
17196 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17197 from the pass_rtl_cprop execute function.
17198 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17199 pass_jump_bypass): Remove.
17200 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17201 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17202 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17203 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17204 (gate_rtl_store_motion, execute_rtl_store_motion,
17205 pass_rtl_store_motion): New.
17206 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17207 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17208 * passes.c (init_optimization_passes): Remove pass_gcse and
17209 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17210 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17211 instead of pass_jump_bypass.
17213 2009-04-27 Richard Guenther <rguenther@suse.de>
17215 PR middle-end/39928
17216 * gimplify.c (gimplify_expr): If we are required to create
17217 a temporary make sure it ends up as register.
17219 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17222 * config/i386/i386.c (construct_container): Don't call
17223 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17224 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17226 2009-04-27 Michael Matz <matz@suse.de>
17228 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17229 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17230 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17231 (dump_replaceable_exprs): Take a bitmap.
17232 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17234 (expand_gimple_basic_block): Likewise.
17235 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17236 replaceable_expressions member a bitmap.
17237 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17238 (mark_replaceable): Likewise.
17239 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17240 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17242 2009-04-27 Richard Guenther <rguenther@suse.de>
17244 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17245 (verify_stmts): Dispatch to gimple/type verification code.
17246 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17247 issue with call argument types.
17249 2009-04-27 Michael Matz <matz@suse.de>
17251 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17252 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17255 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17256 Eric Botcazou <ebotcazou@adacore.com>
17258 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17259 a label's basic block.
17260 (mark_target_live_regs): Tidy and rework obsolete comments.
17261 Change back DF problem to LIVE. If a label starts a basic block,
17262 assume that all registers that used to be live then still are.
17263 (init_resource_info): If a label starts a basic block, set its
17264 BLOCK_FOR_INSN accordingly.
17265 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17267 2009-04-27 Richard Guenther <rguenther@suse.de>
17269 * tree-flow-inline.h (function_ann): Remove.
17270 (get_function_ann): Likewise.
17271 * tree-dfa.c (create_function_ann): Remove.
17272 * tree-flow.h (struct static_var_ann_d): Remove.
17273 (struct function_ann_d): Likewise.
17274 (union tree_ann_d): Remove fdecl member.
17275 (function_ann_t): Remove.
17276 (function_ann, get_function_ann, create_function_ann): Remove
17279 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17281 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17283 2009-04-27 Jan Hubicka <jh@suse.cz>
17285 * ipa-pure-const.c (struct funct_state_d): New fields
17286 state_previously_known, looping_previously_known; remove
17287 state_set_in_source.
17288 (analyze_function): Use new fields.
17289 (propagate): Avoid assumption that state_set_in_source imply
17292 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17293 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17294 * cfgloop.h (finite_loop_p): Declare.
17296 2009-04-26 Michael Matz <matz@suse.de>
17298 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17300 2009-04-26 Michael Matz <matz@suse.de>
17302 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17303 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17304 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17305 pass_mark_used_blocks): Remove.
17306 * tree-optimize.c (pass_free_datastructures,
17307 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17308 * passes.c (init_optimization_passes): Don't call
17309 pass_mark_used_blocks, remove dead code.
17311 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17313 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17314 * tree-ssa-live.h (register_ssa_partition): Likewise.
17316 2009-04-26 Michael Matz <matz@suse.de>
17319 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17320 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17321 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17323 (compare_pairs): Swap cost comparison.
17324 (coalesce_ssa_name): Don't use change_partition_var.
17325 * tree-nrv.c (struct nrv_data): Add modified member.
17326 (finalize_nrv_r): Set it.
17327 (tree_nrv): Use it to update statements.
17328 (pass_nrv): Require PROP_ssa.
17329 * tree-mudflap.c (mf_decl_cache_locals,
17330 mf_build_check_statement_for): Use make_rename_temp.
17331 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17332 * alias.c (find_base_decl): Handle SSA names.
17333 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17334 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17335 * rtl.h (set_reg_attrs_for_parm): Declare.
17336 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17337 to "optimized", remove unused locals at finish.
17338 (execute_free_datastructures): Make global, call
17339 delete_tree_cfg_annotations.
17340 (execute_free_cfg_annotations): Don't call
17341 delete_tree_cfg_annotations.
17343 * ssaexpand.h: New file.
17344 * expr.c (toplevel): Include ssaexpand.h.
17345 (expand_assignment): Handle SSA names the same as register variables.
17346 (expand_expr_real_1): Expand SSA names.
17347 * cfgexpand.c (toplevel): Include ssaexpand.h.
17348 (SA): New global variable.
17349 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17350 (SSAVAR): New macro.
17351 (set_rtl): New helper function.
17352 (add_stack_var): Deal with SSA names, use set_rtl.
17353 (expand_one_stack_var_at): Likewise.
17354 (expand_one_stack_var): Deal with SSA names.
17355 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17356 before unique numbers.
17357 (expand_stack_vars): Use set_rtl.
17358 (expand_one_var): Accept SSA names, add asserts for them, feed them
17359 to above subroutines.
17360 (expand_used_vars): Expand all partitions (without default defs),
17361 then only the local decls (ignoring those expanded already).
17362 (expand_gimple_cond): Remove edges when jumpif() expands an
17363 unconditional jump.
17364 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17365 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17367 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17368 members of SA; deal with PARM_DECL partitions here; expand
17369 all PHI nodes, free tree datastructures and SA. Commit instructions
17370 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17371 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17372 info and statements at start, collect garbage at finish.
17373 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17374 (VAR_ANN_PARTITION) Remove.
17375 (change_partition_var): Don't declare.
17376 (partition_to_var): Always return SSA names.
17377 (var_to_partition): Only accept SSA names.
17378 (register_ssa_partition): Only check argument.
17379 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17381 (delete_var_map): Don't free it.
17382 (var_union): Only accept SSA names, simplify.
17383 (partition_view_init): Mark only useful SSA names as used.
17384 (partition_view_fini): Only deal with SSA names.
17385 (change_partition_var): Remove.
17386 (dump_var_map): Use ssa_name instead of partition_to_var member.
17387 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17389 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17390 (struct _elim_graph): New member const_dests; nodes member vector of
17392 (set_location_for_edge): New static helper.
17393 (create_temp): Remove.
17394 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17395 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17396 (new_elim_graph): Allocate const_dests member.
17397 (clean_elim_graph): Truncate const_dests member.
17398 (delete_elim_graph): Free const_dests member.
17399 (elim_graph_size): Adapt to new type of nodes member.
17400 (elim_graph_add_node): Likewise.
17401 (eliminate_name): Likewise.
17402 (eliminate_build): Don't take basic block argument, deal only with
17403 partition numbers, not variables.
17404 (get_temp_reg): New static helper.
17405 (elim_create): Use it, deal with RTL temporaries instead of trees.
17406 (eliminate_phi): Adjust all calls to new signature.
17407 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17408 (rewrite_trees): Only do checking.
17409 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17410 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17411 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17412 contains_tree_r, MAX_STMTS_IN_LATCH,
17413 process_single_block_loop_latch, analyze_edges_for_bb,
17414 perform_edge_inserts): Remove.
17415 (expand_phi_nodes): New global function.
17416 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17417 functions, initialize new parameter, remember partitions having a
17419 (finish_out_of_ssa): New global function.
17420 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17421 don't reset in_ssa_p here, don't disable TER when mudflap.
17422 (pass_del_ssa): Remove.
17423 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17425 (execute_free_datastructures): Declare.
17426 * Makefile.in (SSAEXPAND_H): New variable.
17427 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17428 * basic-block.h (commit_one_edge_insertion): Declare.
17429 * passes.c (init_optimization_passes): Move pass_nrv and
17430 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17431 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17432 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17433 (redirect_branch_edge): Deal with super block when expanding, split
17434 out jump patching itself into ...
17435 (patch_jump_insn): ... here, new static helper.
17437 2009-04-26 Michael Matz <matz@suse.de>
17439 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17440 beyond num_ssa_names.
17441 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17442 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17444 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17446 PR inline-asm/39543
17447 * fwprop.c (forward_propagate_asm): New function.
17448 (forward_propagate_and_simplify): Propagate also into __asm, if it
17449 doesn't increase the number of referenced registers.
17452 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17454 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17456 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17457 note_nonlocal_vla_type for nonlocal VLAs.
17458 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17459 contains_remapped_vars, remap_vla_decls): New functions.
17460 (convert_nonlocal_reference_stmt): If not optimizing, call
17461 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17462 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17463 if it wasn't found in var_map.
17464 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17465 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17466 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17468 * gimplify.c (nonlocal_vlas): New variable.
17469 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17471 (gimplify_body): Create and destroy nonlocal_vlas.
17473 * dwarf2out.c (loc_descr_plus_const): New function.
17474 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17475 mem_loc_descriptor, loc_descriptor_from_tree_1,
17476 descr_info_loc, gen_variable_die): Use it.
17478 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17479 !TREE_STATIC VAR_DECLs.
17480 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17481 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17482 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17483 DECL_BY_REFERENCE is valid.
17484 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17485 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17486 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17487 Copy DECL_BY_REFERENCE.
17488 (struct nesting_copy_body_data): New type.
17489 (nesting_copy_decl): New function.
17490 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17491 if they have variable length.
17493 2009-04-26 Michael Matz <matz@suse.de>
17495 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17496 mark new temporaries for renaming.
17498 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17501 * c-decl.c (global_bindings_p): Return negative value.
17502 (c_variable_size): New. Based on variable_size from
17504 (grokdeclarator): Call c_variable_size not variable_size.
17506 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17508 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17510 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17512 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17513 Redefine it to just use mingw/include.
17514 (ASM_SPEC): Rules for -m32 and -m64.
17515 (LINK_SPEC): Use Likewise.
17516 (SPEC_32): New define.
17517 (SPEC_64): Likewise.
17518 (SUB_LINK_SPEC): Likewise.
17519 (MULTILIB_DEFAULTS): New define.
17520 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17521 Add multilib options.
17522 (MULTILIB_DIRNAMES): Likewise.
17523 (MULTILIB_OSDIRNAMES): Likewise.
17524 (LIBGCC): Likewise.
17525 (INSTALL_LIBGCC): Likewise.
17527 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17530 * c-tree.h (enum c_inline_static_type): New.
17531 (record_inline_static): Declare.
17532 * c-decl.c (struct c_inline_static, c_inline_statics,
17533 record_inline_static, check_inline_statics): New.
17534 (pop_file_scope): Call check_inline_statics.
17535 (start_decl): Call record_inline_static instead of pedwarning
17536 directly for static in inline function.
17537 * c-typeck.c (build_external_ref): Call record_inline_static
17538 instead of pedwarning directly for static referenced in inline
17541 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17543 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17544 not new but only being rescanned.
17545 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17546 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17547 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17548 record_set_info, compute_set, grealloc): Remove.
17549 (recompute_all_luids): New function.
17550 (gcse_main): Don't compute sets, and don't do related memory
17551 allocations/free-ing. If something changed before the end of the
17552 pass, update LUIDs using recompute_all_luids.
17553 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17554 (free_gcse_mem): Don't free it either.
17555 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17556 Use the df insn LUIDs.
17557 (load_killed_in_block): Likewise.
17558 (compute_hash_table_work): Don't compute reg_set_in_block.
17559 (compute_transp): Use DF_REG_DEF_CHAINs.
17560 (local_cprop_pass): Don't use compute_sets and related functions.
17561 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17562 Use get_max_uid() instead of max_cuid.
17563 (insert_insn_end_basic_block, pre_insert_copy_insn,
17564 update_ld_motion_stores): Don't try to
17565 keep reg_set tables up to date.
17566 (pre_insert_copies): Use df insn LUIDs.
17567 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17568 (reg_set_info): Don't use extra bitmap argument.
17569 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17570 information to compute regs_set_in_block.
17571 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17572 (bypass_jumps): Don't use compute_sets and friends.
17574 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17577 * opts.c (undocumented_msg): Do not leave blank even with
17580 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17582 * c-decl.c (build_enumerator): Allow values folding to integer
17583 constants but not integer constant expressions with a pedwarn if
17586 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17589 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17590 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17591 type is an integer constant.
17593 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17596 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17599 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17602 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17603 with variably modified return type and no storage class
17604 specifiers, except for the case of nested functions. Distinguish
17605 extern declarations of functions with variably modified return
17606 types from those of objects with variably modified types.
17608 2009-04-25 Jan Hubicka <jh@suse.cz>
17610 * tree.c (list_equal_p): New function.
17611 * tree.h (list_equal_p): Declare.
17612 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17613 basic_block_def, basic_block, const_basic_block): New.
17614 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17615 (redirect_eh_edge): New function.
17616 (make_eh_edge_update_phi): EH edges are not abnormal.
17617 * except.c: Include tree-flow.h.
17618 (list_match): New function.
17619 (eh_region_replaceable_by_p): New function.
17620 (replace_region): New function.
17621 (hash_type_list): New function.
17622 (hash_eh_region): New function.
17623 (eh_regions_equal_p): New function.
17624 (merge_peers): New function.
17625 (remove_unreachable_regions): Verify EH tree when checking;
17627 (copy_eh_region_1): New function.
17628 (copy_eh_region): New function.
17629 (push_reachable_handler): New function.
17630 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17631 regions without label but with live RESX.
17632 * except.h (redirect_eh_edge_to_label): New.
17633 * tree-flow.h (redirect_eh_edge): New.
17634 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17635 basic_block_def, basic_block, const_basic_block): Remove.
17636 * Makefile.in (except.o): Add dependency on tree-flow.h
17637 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17638 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17641 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17644 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17645 on the destination of memcpy.
17647 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17649 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17650 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17651 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17653 2009-04-25 Jan Hubicka <jh@suse.cz>
17655 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17656 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17657 to be reached by different label than left.
17658 (update_eh_edges): Update comment; remove edge_to_remove if possible
17659 and return true if suceeded.
17660 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17661 (cleanup_eh): Compute sharing map.
17662 * except.c (remove_eh_handler_and_replace): Add argument if we should
17664 (remove_unreachable_regions): Update for label sharing.
17665 (label_to_region_map): Likewise.
17666 (get_next_region_sharing_label): New function.
17667 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17669 (remove_eh_handler): Update.
17670 (remove_eh_region_and_replace_by_outer_of): New function.
17671 * except.h (struct eh_region): Add next_region_sharing_label.
17672 (remove_eh_region_and_replace_by_outer_of,
17673 get_next_region_sharing_label): Declare.
17674 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17676 2009-04-25 Jan Hubicka <jh@suse.cz>
17678 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17679 insert code even if they are not critical.
17681 2009-04-25 Jan Hubicka <jh@suse.cz>
17683 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17684 (gimple_can_remove_branch_p): EH edges won't remove branch by
17686 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17687 updating of non-abnormal EH edges.
17688 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17689 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17690 (split_critical_edges): Split also edges where emitting code on them
17691 will lead to splitting later.
17693 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17694 H.J. Lu <hongjiu.lu@intel.com>
17697 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17698 the configured assembler supports fildq and fistpq mnemonics.
17699 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17700 * configure: Regenerated.
17701 * config.in: Ditto.
17703 * config/i386/i386.c (print_operand): Handle 'Z'.
17704 ['z']: Remove handling of special fild/fist suffixes.
17705 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17706 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17707 suffix of fild insn.
17708 (*floatsi<mode>2_vector_mixed): Ditto.
17709 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17710 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17711 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17712 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17713 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17715 2009-04-25 Ben Elliston <bje@au.ibm.com>
17717 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17718 the source of a set operation.
17720 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17722 * target.h (struct gcc_target): Add case_values_threshold field.
17723 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17724 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17725 * targhooks.c (default_case_values_threshold): New function.
17726 * targhooks.h (default_case_values_threshold): Declare function.
17727 * stmt.c (expand_case): Use case_values_threshold target hook.
17728 * expr.h (case_values_threshold): Remove declartation.
17729 * expr.c (case_values_threshold): Remove function.
17730 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17732 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17733 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17734 (avr_case_values_threshold): Declare as static.
17735 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17737 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17738 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17739 (mn10300_case_values_threshold): New function.
17741 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17743 * ira.c (setup_cover_and_important_classes): Add enum cast.
17745 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17747 * genpreds.c (write_enum_constraint_num): Output definition of
17748 CONSTRAINT_NUM_DEFINED_P macro.
17749 * ira.c (setup_cover_and_important_classes): Use
17750 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17752 2009-04-24 DJ Delorie <dj@redhat.com>
17754 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17755 __SH2A_SINGLE_ONLY__ also.
17757 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17759 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17760 (movdf_internal): Ditto.
17761 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17762 SFmode and DFmode constants.
17763 (ia64_print_operand): Add 'G' format for printing
17764 floating point constants.
17766 2009-04-24 Richard Guenther <rguenther@suse.de>
17768 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17769 from unsigned additions.
17771 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17773 * c-typeck.c (set_init_index): Allow array designators that are
17774 not integer constant expressions with a pedwarn if pedantic.
17776 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17778 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17779 zero if no overlap in nonzero bits between the operands.
17781 2009-04-24 Ian Lance Taylor <iant@google.com>
17783 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17784 (record_dead_and_set_regs): Likewise.
17785 * df.h (struct df_mw_hardreg): Change flags field to int.
17786 (struct df_base_ref): Likewise.
17787 (struct df): Change changeable_flags field to int.
17788 * df-scan.c (df_defs_record): Change clobber_flags to int.
17789 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17790 constants rather than #define macros.
17791 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17792 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17793 (enum dwarf_calling_convention): Likewise.
17794 (enum dwarf_line_number_x_ops): Likewise.
17795 (enum dwarf_call_frame_info): Likewise.
17796 (enum dwarf_source_language): Likewise.
17797 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17798 (add_calling_convention_attribute): Likewise.
17799 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17800 (combine_comparisons): Change compcode to int. Add cast to enum type.
17801 * genrecog.c (maybe_both_true_2): Change c to int.
17802 (write_switch): Likewise. Add cast to enum type.
17803 * gimplify.c (gimplify_omp_for): Handle return values from
17804 gimplify_expr using MIN rather than bitwise or.
17805 (gimplify_expr): Add cast to enum type.
17806 * ipa-prop.c (update_jump_functions_after_inlining): Change
17807 IPA_BOTTOM to IPA_JF_UNKNOWN.
17808 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17809 Add casts to enum type.
17810 (setup_cover_and_important_classes): Change cl to int. Add casts
17812 (setup_class_translate): Change cl and mode to int.
17813 (ira_init_once): Change mode to int.
17814 (free_register_move_costs): Likewise.
17815 (setup_prohibited_mode_move_regs): Add casts to enum type.
17816 * langhooks.c (add_builtin_function_common): Rework assertion that
17817 value fits bitfield.
17818 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17819 * omega.c (omega_do_elimination): Avoid math on enum types.
17820 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17821 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17822 int local to handle integral_argment value.
17823 * regmove.c (try_auto_increment): Change PUT_MODE to
17825 * reload.c (push_secondary_reload): Add casts to enum type.
17826 (secondary_reload_class, find_valid_class): Likewise.
17827 * reload1.c (emit_input_reload_insns): Likewise.
17828 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17829 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17830 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17832 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17833 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17835 (expand_complex_libcall): Add casts to enum type.
17836 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17837 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17838 with ERROR_MARK, not NUM_TREE_CODES.
17839 (vect_create_epilog_for_reduction): Likewise.
17840 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17841 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17842 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17844 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17845 vect_unused_in_loop. Change 0 to loop_vect.
17846 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17847 * var-tracking.c (get_init_value): Change return type to enum
17849 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17850 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17852 (arm_override_options): Add casts to enum type.
17853 (arm_emit_tls_decoration): Likewise.
17854 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17856 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17857 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17858 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17860 * config/s390/s390.c (code_for_builtin_64): Change to array of
17862 (code_for_builtin_31): Likewise.
17863 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17865 * config/sparc/sparc.c (sparc_override_options): Change value
17866 field in struct code_model to enum cmodel. In initializer change
17867 0 to NULL and add cast to enum type.
17869 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17870 Change all callers. Issue a -Wc++-compat warning using
17871 lhs_origtype if necessary.
17872 (convert_for_assignment): Issue -Wc++-compat warnings about
17873 invalid conversions to enum type on assignment.
17874 * c-common.h (build_modify_expr): Update declaration.
17876 2009-04-24 Nick Clifton <nickc@redhat.com>
17878 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17879 (function_arg_advance): Likewise.
17880 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17883 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17885 * config/s390/constraints.md ('I', 'J'): Fix condition.
17887 2009-04-24 Diego Novillo <dnovillo@google.com>
17889 * gengtype-parse.c (parse_error): Add newline after message.
17891 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17893 * config/i386/sse.md (avxmodesuffixs): Removed.
17894 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17895 (*avx_pinsr<ssevecsize>): This.
17897 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17899 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17900 follow chains of regs with a single definition, and allow expressions
17901 that are function_invariant_p.
17902 (simple_rhs_p): Allow expressions that are function_invariant_p.
17904 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17906 PR middle-end/39867
17907 * fold-const.c (fold_cond_expr_with_comparison): When folding
17908 > and >= to MAX, make sure the MAX uses the same type as the
17909 comparison's operands.
17911 2009-04-24 Nick Clifton <nickc@redhat.com>
17913 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17914 addressing for DImode accesses.
17915 (frv_print_operand_address): Handle PLUS case.
17916 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17918 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17920 PR rtl-optimization/39794
17921 * alias.c (canon_true_dependence): Add x_addr argument.
17922 * rtl.h (canon_true_dependence): Adjust prototype.
17923 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17924 * cselib.c (cselib_invalidate_mem): Likewise.
17925 * gcse.c (compute_transp): Likewise.
17926 * dse.c (scan_reads_nospill): Likewise.
17927 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17928 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17929 canon_base_addr of the group, plus optional offset.
17930 (struct group_info): Rename canon_base_mem to
17932 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17933 canon_rtx of base_mem.
17935 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17937 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17938 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17940 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17942 * config/spu/spu-builtins.h: Delete file.
17944 * config/spu/spu.h (enum spu_builtin_type): Move here from
17946 (struct spu_builtin_description): Likewise. Add GTY marker.
17947 Do not use enum spu_function_code or enum insn_code.
17948 (spu_builtins): Add extern declaration.
17950 * config/spu/spu.c: Do not include "spu-builtins.h".
17951 (enum spu_function_code, enum spu_builtin_type_index,
17952 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17953 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17954 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17955 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17956 (spu_builtin_types): Make static. Add GTY marker.
17957 (spu_builtins): Add extern declaration with GTY marker.
17958 Include "gt-spu.h".
17960 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17961 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17962 Check programmatically whether all parameters are scalar.
17964 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17966 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17968 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17969 assignment from the constructor either if the target is volatile.
17971 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17973 * config/arm/arm.md (insv): Do not share operands[0].
17975 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17977 * config/vxlib-tls.c (active_tls_threads): Delete.
17978 (delete_hook_installed): New.
17979 (tls_delete_hook): Don't delete the delete hook.
17980 (tls_destructor): Delete it here.
17981 (__gthread_set_specific): Adjust installing the delete hook.
17982 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17983 __gthread_leave_tsd_dtor_context.
17985 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17987 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17989 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17991 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17993 (alpha_rtx_costs): Ditto.
17994 (emit_unlikely_jump): Use add_reg_note.
17995 (emit_frame_store_1): Ditto.
17996 (alpha_expand_prologue): Ditto.
17997 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17998 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18000 2009-04-23 Nick Clifton <nickc@redhat.com>
18002 * config/v850/v850.md (epilogue): Remove suppressed code.
18003 (return): Rename to return_simple and remove test of frame size.
18004 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18005 to gen_return_simple.
18007 2009-04-22 Jing Yu <jingyu@google.com>
18010 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18012 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18015 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18016 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18017 value is a VECTOR_CST, the element type is the element type of the
18020 2009-04-22 DJ Delorie <dj@redhat.com>
18022 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18024 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18026 * alias.c (find_base_term): Move around LO_SUM case, so that
18027 CONST falls through into PLUS/MINUS handling.
18030 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18031 into 0, use omit_one_operand.
18033 2009-04-23 Ben Elliston <bje@au.ibm.com>
18035 * config/rs6000/linux-unwind.h (get_regs): Remove type
18036 puns. Change the type of `pc' to an array of unsigned ints and
18037 update all users. Constify frame24.
18039 2009-04-22 DJ Delorie <dj@redhat.com>
18041 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18042 declarations before code.
18043 (current_function_special_page_vector): Likewise.
18044 (m32c_expand_insv): Silence a warning.
18046 2009-04-21 Taras Glek <tglek@mozilla.com>
18048 * alias.c: Update GTY annotations to new syntax.
18049 * basic-block.h: Likewise.
18050 * bitmap.h: Likewise.
18051 * c-common.h: Likewise.
18052 * c-decl.c: Likewise.
18053 * c-parser.c: Likewise.
18054 * c-pragma.c: Likewise.
18055 * c-tree.h: Likewise.
18056 * cfgloop.h: Likewise.
18057 * cgraph.h: Likewise.
18058 * config/alpha/alpha.c: Likewise.
18059 * config/arm/arm.h: Likewise.
18060 * config/avr/avr.h: Likewise.
18061 * config/bfin/bfin.c: Likewise.
18062 * config/cris/cris.c: Likewise.
18063 * config/darwin.c: Likewise.
18064 * config/frv/frv.c: Likewise.
18065 * config/i386/i386.c: Likewise.
18066 * config/i386/i386.h: Likewise.
18067 * config/i386/winnt.c: Likewise.
18068 * config/ia64/ia64.h: Likewise.
18069 * config/iq2000/iq2000.c: Likewise.
18070 * config/mips/mips.c: Likewise.
18071 * config/mmix/mmix.h: Likewise.
18072 * config/pa/pa.c: Likewise.
18073 * config/pa/pa.h: Likewise.
18074 * config/rs6000/rs6000.c: Likewise.
18075 * config/s390/s390.c: Likewise.
18076 * config/sparc/sparc.c: Likewise.
18077 * config/xtensa/xtensa.c: Likewise.
18078 * cselib.h: Likewise.
18079 * dbxout.c: Likewise.
18080 * dwarf2out.c: Likewise.
18081 * except.c: Likewise.
18082 * except.h: Likewise.
18083 * fixed-value.h: Likewise.
18084 * function.c: Likewise.
18085 * function.h: Likewise.
18086 * gimple.h: Likewise.
18087 * integrate.c: Likewise.
18088 * optabs.c: Likewise.
18089 * output.h: Likewise.
18090 * real.h: Likewise.
18092 * stringpool.c: Likewise.
18093 * tree-data-ref.c: Likewise.
18094 * tree-flow.h: Likewise.
18095 * tree-scalar-evolution.c: Likewise.
18096 * tree-ssa-address.c: Likewise.
18097 * tree-ssa-alias.h: Likewise.
18098 * tree-ssa-operands.h: Likewise.
18099 * tree.c: Likewise.
18100 * tree.h: Likewise.
18101 * varasm.c: Likewise.
18102 * varray.h: Likewise.
18104 * coretypes.h: Do not define GTY macro if it is already defined.
18105 * doc/gty.texi: Update GTY documentation to new syntax.
18106 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18107 annotations on structs.
18108 * gengtype-parse.c: Likewise.
18110 2009-04-22 Mark Heffernan <meheff@google.com>
18112 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18114 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18116 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18119 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18121 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18122 the same as a PLUS without a shift. Increase the cost of a
18125 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18127 * Makefile.in: Update dependencies.
18128 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18129 * errors.h: Remove bogus comment about compatibility.
18130 (warning): Update declaration.
18131 * genautomata.c: Update all calls to warning.
18132 * gimple.c: Do not include errors.h. Include toplev.h.
18133 * tree-ssa-structalias.c: Do not include errors.h.
18134 * omega.c: Likewise.
18135 * tree-ssa-reassoc.c: Likewise.
18136 * config/spu/spu-c.c: Likewise.
18137 * config/spu/t-spu-elf: Update dependencies.
18139 2009-04-22 Richard Guenther <rguenther@suse.de>
18141 PR tree-optimization/39824
18142 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18143 make sure the types are compatible.
18145 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18148 * c-common.c (c_parse_error): Take a token_flags parameter.
18149 Use token_type for the token type instead.
18150 Pass token_flags to cpp_type2name.
18151 * c-common.h (c_parse_error): Update declaration.
18152 * c-parser.c (c_parser_error): Pass 0 as token flags.
18154 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18156 PR rtl-optimization/39580
18157 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18159 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18161 * function.c (expand_function_end): Do not emit a jump to the "naked"
18162 return label for fall-through returns.
18163 * except.c (sjlj_emit_function_exit): Always place the call to the
18164 unregister function at the location installed by expand_function_end.
18166 2009-04-22 Richard Guenther <rguenther@suse.de>
18168 PR tree-optimization/39845
18169 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18170 (gen_inbound_check): Likewise.
18172 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18174 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18176 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18177 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18179 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18181 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18182 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18183 shift counts to avoid out-of-bounds array accesses.
18185 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18187 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18188 (Pmode): Move above.
18190 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18192 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18193 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18194 GET_CODE macro. Use IN_RANGE macro where appropriate.
18195 * config/alpha/alpha.h: Ditto.
18196 * config/alpha/alpha.md: Ditto.
18197 * config/alpha/constraints.md: Ditto.
18198 * config/alpha/predicates.md: Ditto.
18200 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18202 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18203 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18204 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18205 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18206 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18207 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18208 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18209 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18210 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18211 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18212 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18213 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18214 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18215 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18216 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18217 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18218 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18219 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18220 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18221 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18222 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18223 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18224 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18225 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18226 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18227 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18228 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18230 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18232 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18233 references from comments.
18234 * cfgbuild.c: (count_basic_blocks): Delete.
18235 (find_basic_blocks_1): Delete.
18236 (find_basic_blocks): Delete.
18237 * except.c (finish_eh_generation): Make static. Move comment from
18238 except.h here. Remove find_basic_blocks references from comments.
18239 * except.h (finish_eh_generation): Delete.
18240 * basic-block.h (find_basic_blocks): Delete.
18241 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18243 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18245 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18246 (sdbout_parms): Likewise.
18248 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18250 * config/sh/sh.c (prepare_cbranch_operands): Use
18251 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18252 (expand_cbranchdi4): Likewise.
18253 (from_compare): Add cast to enum type.
18254 (expand_cbranchsi4): Use add_reg_note.
18255 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18256 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18257 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18258 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18259 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18260 instead of CODE_FOR_nothing.
18261 (cbranchdi4): Likewise. Fix the order of arguments for
18263 (push_fpscr): Use add_reg_note.
18264 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18265 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18267 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18269 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18270 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18271 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18272 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18273 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18274 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18275 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18276 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18277 config/alpha/x-vms, config/arc/t-arc,
18278 config/arm/README-interworking, config/arm/arm-c.c,
18279 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18280 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18281 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18282 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18283 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18284 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18285 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18286 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18287 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18288 config/cris/t-elfmulti, config/crx/t-crx,
18289 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18290 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18291 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18292 config/h8300/t-h8300, config/i386/athlon.md,
18293 config/i386/darwin-libgcc.10.4.ver,
18294 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18295 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18296 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18297 config/i386/t-linux64, config/i386/t-nwld,
18298 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18299 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18300 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18301 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18302 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18303 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18304 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18305 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18306 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18307 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18308 config/m68k/t-uclinux, config/mcore/t-mcore,
18309 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18310 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18311 config/mips/crtn.asm, config/mips/irix-crti.asm,
18312 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18313 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18314 config/mips/mips-fixed.md, config/mips/sb1.md,
18315 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18316 config/mips/t-iris6, config/mips/t-isa3264,
18317 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18318 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18319 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18320 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18321 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18322 config/mn10300/t-linux, config/mn10300/t-mn10300,
18323 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18324 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18325 config/picochip/libgccExtras/clzsi2.asm,
18326 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18327 config/rs6000/darwin-libgcc.10.4.ver,
18328 config/rs6000/darwin-libgcc.10.5.ver,
18329 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18330 config/rs6000/t-aix43, config/rs6000/t-aix52,
18331 config/rs6000/t-darwin, config/rs6000/t-fprules,
18332 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18333 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18334 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18335 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18336 config/rs6000/t-rtems, config/rs6000/t-spe,
18337 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18338 config/score/t-score-elf, config/sh/divcost-analysis,
18339 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18340 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18341 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18342 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18343 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18344 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18345 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18346 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18347 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18348 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18349 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18350 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18351 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18352 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18353 * config/h8300/genmova.sh: Include copyright and license notices
18354 in generated output.
18355 * config/h8300/mova.md: Regenerate.
18356 * doc/install.texi2html: Include word "Copyright" in copyright
18357 notice and use name "Free Software Foundation, Inc.".
18358 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18359 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18360 ChangeLog-2007, ChangeLog-2008: Correct dates.
18362 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18364 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18365 NE_EXPR operations as well.
18366 * c-parser.c (c_parser_condition): Do not set location information on
18368 (c_parser_conditional_expression): Likewise.
18369 (c_parser_binary_expression): Set location information on operators.
18370 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18371 TRUTH_NOT_EXPR has been folded.
18372 * fold-const.c (fold_truth_not_expr): Copy location information from
18373 the incoming expression to the outgoing one.
18374 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18375 recursive calls on the LHS of the operator but pass that of the
18376 operator to recursive calls on the RHS of the operator. Set it
18378 (shortcut_cond_expr): Set the locus of the operator on the second
18379 COND_EXPR and that of the expression on the first in degenerate cases.
18380 Pass the locus of the expression to calls to shortcut_cond_r.
18381 Set the locus of the 'then' block on the associated jump, if any.
18382 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18383 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18384 expression to call to gimplify_boolean_expr.
18386 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18388 * config.gcc: Add additional configuration for
18389 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18390 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18391 (CPP_SPEC): Redefine for allowing -municode option.
18392 (STARTFILE_SPEC): Likewise.
18393 * config/i386/t-mingw-w64: New.
18394 * config/i386/mingw-w64.opt: New.
18395 (municode): Add new target option.
18396 * doc/invoke.texi (municode): Add documentation for new option.
18398 2009-04-21 Ian Lance Taylor <iant@google.com>
18400 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18401 Correct test for number of arguments.
18402 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18404 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18406 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18407 argument of emit_library_call.
18409 2009-04-21 Richard Guenther <rguenther@suse.de>
18411 PR middle-end/39829
18412 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18413 inside VIEW_CONVERT_EXPRs.
18415 2009-04-21 Martin Jambor <mjambor@suse.cz>
18417 * tree-switch-conversion.c (build_constructors): Split a long line.
18418 (constructor_contains_same_values_p): New function.
18419 (build_one_array): Create assigns of constants if possible, do not
18420 call mark_sym_for_renaming, call update_stmt.
18421 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18422 make_rename_temp. Do not call mark_symbols_for_renaming, call
18424 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18425 find_new_referenced_vars, call update_stmt.
18426 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18427 instead of calling make_rename_temp. Do not call
18428 find_new_referenced_vars or mark_symbols_for_renaming, call
18431 2009-04-21 Richard Guenther <rguenther@suse.de>
18433 PR tree-optimization/39827
18434 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18435 (tree_ssa_phiprop): Pass the correct array size.
18437 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18439 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18441 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18444 * c-typeck.c (lvalue_p): Move declaration ...
18445 * c-common.h (lvalue_p): ... to here.
18446 * c-common.c (candidate_equal_p): New.
18447 (add_tlist): Use it.
18448 (merge_tlist): Use it.
18449 (warn_for_collisions_1): Likewise.
18450 (warning_candidate_p): Accept more candidates.
18451 (verify_tree): A warning candidate can be an expression. Use
18454 2009-04-21 Ben Elliston <bje@au.ibm.com>
18457 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18458 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18459 options. Remove -mcall-solaris documentation.
18461 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18464 * doc/invoke.texi (-Wlong-long): Update description.
18465 * c-lex (interpret_integer): Only warn if there was no previous
18466 overflow and -Wlong-long is enabled.
18467 * c-decl.c (declspecs_add_type): Drop redundant flags.
18468 * c.opt (Wlong-long): Init to -1.
18469 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18470 and front-end warn_long_long. Wlong-long only depends on other
18471 flags if it is uninitialized.
18472 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18473 the same for CPP and FE.
18474 (restore_extension_diagnostics): Likewise.
18476 2009-04-20 Ian Lance Taylor <iant@google.com>
18478 Fix enum conversions which are invalid in C++:
18479 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18480 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18481 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18482 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18483 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18484 (dbxout_parms): Likewise.
18485 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18486 (df_clear_flags): Likewise.
18487 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18488 top_flag parameter to int.
18489 (df_chain_create_bb_process_use): Likewise.
18490 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18492 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18493 (df_ref_create_structure, df_def_record_1): Likewise.
18494 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18495 (df_notes_rescan): Change 0 to VOIDmode in function call.
18496 (df_get_call_refs, df_insn_refs_collect): Likewise.
18497 (df_bb_regs_collect): Likewise.
18498 (df_entry_block_defs_collect): Likewise.
18499 (df_exit_block_uses_collect): Likewise.
18500 * df.h: Update declarations.
18501 * double-int.c (double_int_divmod): Add cast to enum type.
18502 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18503 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18504 (based_loc_descr): Likewise.
18505 (loc_descriptor_from_tree_1): Change first_op and second_op to
18506 enum dwarf_location_atom. Add cast to enum type.
18507 * expmed.c (init_expmed): Change 0 to SET in function call.
18508 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18509 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18510 (do_store_flag): Likewise.
18511 * fixed-value.h (struct fixed_value): Change mode to enum
18513 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18514 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18516 (insert_insn_decl, insert_decl, insert_state): Likewise.
18517 (automata_list_finish): Likewise.
18518 * genrecog.c (process_define_predicate): Add cast to enum type.
18519 * gensupport.c (init_predicate_table): Add cast to enum type.
18520 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18522 (gimple_build_call_1, gimple_build_label): Likewise.
18523 (gimple_build_goto, gimple_build_asm_1): Likewise.
18524 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18525 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18526 (enum fallback): Rename from enum fallback_t.
18527 (fallback_t): Typedef as int.
18528 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18529 GSI_SAME_STMT in function call.
18530 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18532 (setup_reg_class_relations): Likewise.
18533 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18534 (setup_prohibited_class_mode_regs): Add cast to enum type.
18535 (setup_prohibited_mode_move_regs): Likewise.
18536 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18537 (record_address_regs): Change i to enum reg_class.
18538 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18539 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18540 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18541 (GET_MODE_2XWIDER_MODE): Likewise.
18542 (GET_CLASS_NARROWEST_MODE): Likewise.
18543 * omp-low.c (expand_omp_for): Add cast to enum type.
18544 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18545 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18546 * postreload.c (reload_cse_simplify_operands): Change rclass local
18548 * predict.c (combine_predictions_for_insn): Change best_predictor
18549 and predictor to enum br_predictor.
18550 (combine_predictions_for_bb): Likewise.
18551 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18552 use SET_PREDICT_EXPR_OUTCOME.
18553 * real.c (real_arithmetic): Change icode to code in function call.
18554 * reginfo.c (init_move_cost): Add casts to enum type.
18555 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18556 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18558 * reload.c (find_valid_class): Add casts to enum type.
18559 (push_reload): Change 0 to NO_REGS in function call.
18560 (find_reloads): Change this_alternative to array of enum
18561 reg_class. Remove some now-unnecessary casts.
18562 (make_memloc): Change 0 to VOIDmode in function call.
18563 * reload1.c (reload): Change 0 to VOIDmode in function call.
18564 (eliminate_regs_1, elimination_effects): Likewise.
18565 (eliminate_regs_in_insn): Likewise.
18566 (emit_input_reload_insns): Add cast to enum type.
18567 (delete_output_reload): Change 0 to VOIDmode in function call.
18568 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18569 to enum type in function call.
18570 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18571 (SET_PREDICT_EXPR_OUTCOME): Define.
18572 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18573 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18574 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18575 (dump_function): Likewise.
18576 * tree-dump.h: Update declarations.
18577 * tree-pass.h: Update declarations.
18578 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18579 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18581 (arm_rtx_costs_1): Correct parenthesization.
18582 (arm_rtx_costs): Add casts to enum type.
18583 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18584 (vfp_emit_fstmd): Use add_rg_note.
18585 (emit_multi_reg_push, emit_sfm): Likewise.
18586 (thumb_set_frame_pointer): Likewise.
18587 (arm_expand_prologue): Likewise.
18588 (arm_regno_class): Change return type to enum reg_class.
18589 (thumb1_expand_prologue): Use add_reg_note.
18590 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18591 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18593 * config/arm/gentune.sh: Add cast to enum type.
18594 * config/arm/arm-tune.md: Rebuild.
18595 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18596 (ix86_split_fp_branch, predict_jump): Likewise.
18597 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18598 insn_code to enum rtx_code.
18599 (ix86_builtin_vectorized_function): Add cast to enum type.
18600 * config/i386/i386.md (truncdfsf2): Change slot to enum
18602 (truncxf<mode>2, isinf<mode>2): Likewise.
18603 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18605 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18606 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18607 (insert_bundle_state): Change 1 to INSERT in function call.
18608 (ia64_add_bundle_selector_before): Likewise.
18609 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18610 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18611 (restore_stack_nonlocal): Likewise.
18612 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18614 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18616 (mips_rtx_costs): Likewise.
18617 (mips_override_options): Add casts to enum type.
18618 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18620 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18621 (store_reg, set_reg_plus_d): Likewise.
18622 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18623 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18625 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18627 (emit_unlikely_jump): Use add_reg_note.
18628 (rs6000_emit_allocate_stack): Likewise.
18629 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18630 (output_toc): Change 1 to INSERT in function call.
18631 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18632 (rs6000_initialize_trampoline): Likewise.
18633 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18635 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18636 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18637 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18638 (save_gprs): Use add_reg_note.
18639 (s390_emit_prologue): Likewise.
18640 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18641 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18642 (sparc_fold_builtin): Add cast to enum type.
18643 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18645 (spu_expand_prologue): Use add_reg_note.
18646 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18648 2009-04-20 Ian Lance Taylor <iant@google.com>
18650 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18651 (c_parser_postfix_expression_after_primary): Get VEC for list of
18652 arguments. Get original types of arguments. Call
18653 build_function_call_vec.
18654 (cached_expr_list_1, cached_expr_list_2): New static variables.
18655 (c_parser_expr_list): Change return type to VEC *. Add
18656 p_orig_types parameter. Change all callers.
18657 (c_parser_release_expr): New static function.
18658 (c_parser_vec_to_tree_list): New static function.
18659 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18660 call build_function_call_vec.
18661 (build_function_call_vec): New function, based on old
18662 build_function_call.
18663 (convert_arguments): Remove nargs and argarray parameters. Change
18664 values to a VEC. Add origtypes parameter.
18665 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18666 (convert_for_assignment): Add origtype parameter. Change all
18667 callers. If warn_cxx_compat, check for conversion to an enum
18668 type when calling a function.
18669 (store_init_value): Add origtype parameter. Change all callers.
18670 (digest_init): Likewise.
18671 (struct init_node): Add origtype field.
18672 (add_pending_init): Add origtype parameter. Change all callers.
18673 (output_init_element): Likewise.
18674 (output_pending_init_elements): Pass origtype from init_node to
18675 output_init_element.
18676 (process_init_element): Pass origtype from c_expr to
18677 output_init_element.
18678 (c_finish_return): Add origtype parameter. Change all callers.
18679 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18681 (sync_resolve_params): Likewise.
18682 (sync_resolve_return): Change params to first_param. Change caller.
18683 (resolve_overloaded_builtins): Change params to VEC *. Change
18684 callers. Save first parameter around call to build_function_call_vec.
18685 * c-decl.c (finish_decl): Add origtype parameter. Change all
18686 callers. Call build_function_call_vec rather than
18687 build_function_call for cleanup.
18688 * c-tree.h: Update declarations.
18689 * c-common.h: Update declarations.
18690 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18691 params to first_param.
18692 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18693 params parameter from tree to void *.
18694 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18695 Change arglist parameter to have type void *, and to be a pointer
18697 * config/rs6000/rs6000-protos.h
18698 (altivec_resolve_overloaded_builtin): Update declaration.
18699 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18700 fnargs parameter to have type void *, and to be a pointer to a
18701 VEC. Call build_function_call_vec instead of
18702 build_function_call.
18703 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18705 2009-04-20 Joey Ye <joey.ye@intel.com>
18706 Xuepeng Guo <xuepeng.guo@intel.com>
18707 H.J. Lu <hongjiu.lu@intel.com>
18709 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18711 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18712 (IX86_LEA_PRIORITY): Likewise.
18713 (distance_non_agu_define): New function.
18714 (distance_agu_use): Likewise.
18715 (ix86_lea_for_add_ok): Likewise.
18716 (ix86_dep_by_shift_count): Likewise.
18718 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18719 should split for LEA.
18721 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18723 (ix86_dep_by_shift_count): Likewise.
18725 2009-04-20 Richard Guenther <rguenther@suse.de>
18727 * expr.c (handled_component_p): Move ...
18728 * tree.h (handled_component_p): ... here.
18729 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18730 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18731 and REALPART_EXPR to be in one group.
18733 2009-04-20 Richard Guenther <rguenther@suse.de>
18735 * basic-block.h (get_all_dominated_blocks): Declare.
18736 * dominance.c (get_all_dominated_blocks): New function.
18737 * tree-cfg.c (get_all_dominated_blocks): Remove.
18738 (remove_edge_and_dominated_blocks): Adjust.
18739 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18740 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18741 instead of recursing.
18743 2009-04-20 Doug Kwan <dougkwan@google.com>
18745 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18746 (struct cgraph_node_set_def): New type.
18747 (cgraph_node_set) New type. Also declare vector functions.
18748 (struct cgraph_node_set_element_def): New type.
18749 (cgraph_node_set_element): Ditto.
18750 (cgraph_node_set_iterator): New iterator type.
18751 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18752 cgraph_node_set_remove, dump_cgraph_node_set,
18753 debug_cgraph_node_set): New prototypes.
18754 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18755 cgraph_node_set_size): New inlines.
18756 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18757 including cgraph.h.
18758 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18759 argument to function 'write_summary'.
18760 * ipa.c: Include ggc.h.
18761 (hash_cgraph_node_set_element,
18762 eq_cgraph_node_set_element, cgraph_node_set_new,
18763 cgraph_node_set_add, cgraph_node_set_remove,
18764 cgraph_node_set_find, dump_cgraph_node_set,
18765 debug_cgraph_node_set): New functions.
18766 * Makefile.in (ipa.o): Add dependency on GGC_H.
18768 2009-04-20 Ira Rosen <irar@il.ibm.com>
18770 PR tree-optimization/39675
18771 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18772 check of the return code of vect_schedule_slp. Check that
18773 stmt_vec_info still exists for the statement, before checking its
18774 vectorization type.
18776 2009-04-20 Michael Matz <matz@suse.de>
18778 * Makefile.in (generated_files): Take out $(simple_generated_c).
18780 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18782 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18783 (UINTPTR_TYPE): Likewise.
18785 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18788 * c-typeck.c (digest_init): Check for initializing an array with a
18791 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18794 * c-semantics.c (pop_stmt_list): Propagate
18795 STATEMENT_LIST_HAS_LABEL to parent statement list.
18797 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18799 * config/mips/mips.h (mips_tune_attr): New macro.
18800 * config/mips/mips.md (cpu): Use it.
18802 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18805 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18808 2009-04-19 Diego Novillo <dnovillo@google.com>
18810 * toplev.c (compile_file): Move call to coverage_finish ...
18811 * cgraphunit.c (ipa_passes): ... here.
18812 Call cgraph_process_new_functions.
18813 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18814 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18816 2009-04-19 Jan Hubicka <jh@suse.cz>
18818 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18820 (dump_cgraph_node): Dump can throw external flag.
18821 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18823 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18827 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18828 * common.opt (Wlogical-op): Move from here...
18829 * c.opt (Wlogical-op): ... to here.
18830 * c-typeck.c (parser_build_binary_op): Update call to
18831 warn_logical_operator.
18832 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18834 * c-common.c (warn_logical_op): Update.
18835 * c-common.h (warn_logical_op): Update declaration.
18837 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18839 * tree.c (protected_set_expr_location): Fix formatting.
18841 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18844 * c-typeck.c (readonly_warning): new.
18845 (build_unary_op, build_modify_expr): Use readonly_warning for
18846 storing into something readonly but not const-qualified.
18848 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18851 * c-typeck.c (build_unary_op): Check for taking address of
18852 expression of type void.
18854 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18857 * c-typeck.c (build_function_call): Check for calling a function
18858 with qualified void return types. Call require_complete_type when
18861 2009-04-18 Jan Hubicka <jh@suse.cz>
18863 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18865 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18866 can_throw_external flag.
18867 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18868 * ipa-pure-const.c (ignore_edge): New function.
18869 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18870 only over can_throw_external edges.
18871 (local_pure_const): Add nothrow flag.
18872 * ipa-utils.c (searchc): Add ignore_edge callback.
18873 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18874 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18875 (set_nothrow_function_flags): Update cgraph.
18876 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18878 2009-04-18 Richard Guenther <rguenther@suse.de>
18880 PR middle-end/39804
18881 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18882 (fold_stmt): ... this and ...
18883 (fold_stmt_inplace): ... this.
18884 (fold_stmt_1): Fold references in calls and asms.
18885 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18887 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18889 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18890 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18892 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18894 * tree.c (function_args_count): Remove.
18895 * tree.h: Remove the prototype for function_args_count.
18897 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18899 * tree-iterator.c (expr_only): Remove.
18900 * tree.h: Remove the prototype for expr_only.
18902 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18904 * reginfo.c (cannot_change_mode_set_regs): Remove.
18905 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18907 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18909 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18910 whether operands 0 and 1 overlaps.
18912 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18914 PR middle-end/36902
18915 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18916 pointer. Use warning_at instead of warning.
18917 (search_for_addr_array): Likewise.
18918 (check_array_bounds): Likewise.
18919 (check_all_array_refs): Check that the incoming edge is not in the
18920 list of edges to be removed.
18921 (check_all_array_refs): Avoid the temporal pointer.
18922 (vrp_visit_cond_stmt): Fix typo.
18923 (simplify_switch_using_ranges): Handle the case where the switch
18924 index is an integer constant.
18926 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18928 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18930 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18932 * doc/extend.texi, doc/invoke.texi: Fix typos.
18934 2009-04-17 Cary Coutant <ccoutant@google.com>
18936 * tree-flow-inline.h (get_lineno): Fix inverted test.
18938 2009-04-17 Diego Novillo <dnovillo@google.com>
18940 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18941 assertion for AVAIL_OUT.
18943 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18946 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18947 * config/sh/linux-atomic.asm: Likewise.
18949 2009-04-17 Diego Novillo <dnovillo@google.com>
18951 * except.c (debug_eh_tree): New.
18952 (struct eh_region, struct eh_status): Move ...
18953 * except.h: ... here.
18954 (add_type_for_runtime): Declare extern.
18955 (lookup_type_for_runtime): Likewise.
18956 (debug_eh_tree): Declare.
18957 * Makefile.in (GTFILES): List except.h before except.c
18959 2009-04-17 Diego Novillo <dnovillo@google.com>
18961 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18962 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18963 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18964 (find_vars_r): ... here.
18965 * tree-flow.h (find_referenced_vars_in): Declare.
18966 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18967 that AVAIL_OUT exists for BLOCK.
18968 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18969 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18970 (tree-parloops.o): Likewise.
18972 2009-04-17 Simon Baldwin <simonb@google.com>
18974 * toplev.c (default_tree_printer): Add handling for %E format.
18976 2009-04-17 Diego Novillo <dnovillo@google.com>
18978 * tree-pretty-print.c (dump_generic_node): Add break after
18979 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18980 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18981 FUNCTION_TYPE together. Call print_struct_decl when printing
18982 structures and TDF_SLIM is not given.
18983 (print_struct_decl): Fix logic for detecting recursion.
18985 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18988 * gcc.c (create_at_file): New.
18989 (compile_input_file_p): New.
18990 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18991 * main.c (main): Update call to toplev_main.
18992 * toplev.c (toplev_main): Change signature. Call expandargv.
18993 * toplev.h (toplev_main): Change signature.
18995 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18997 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18998 if the latter is not constant.
19000 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19002 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19004 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19006 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19007 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19009 2009-04-17 Richard Guenther <rguenther@suse.de>
19011 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19012 Handle component references view-converting an invariant address.
19014 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19016 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19017 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19018 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19019 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19020 Use @deftypevr rather than @deftypevar.
19022 2009-04-17 Richard Guenther <rguenther@suse.de>
19024 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19025 (get_prop_source_stmt): Likewise.
19026 (can_propagate_from): Likewise.
19028 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19030 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19031 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19032 (--with-multilib-list): Add default value.
19033 * configure: Regenerate.
19034 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19035 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19036 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19037 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19038 Don't add default cpu to multilib list unnecessarily, but do enable
19039 the relevant compiler option..
19040 Add support for --with-multilib-list=<blank> and
19041 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19042 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19043 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19044 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19045 TM_MULTILIB_CONFIG.
19046 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19047 (MULTILIB_OSDIRNAMES): New variable.
19048 * config/sh/t-1e: Delete file.
19049 * config/sh/t-mlib-sh1: Delete file.
19050 * config/sh/t-mlib-sh2: Delete file.
19051 * config/sh/t-mlib-sh2a: Delete file.
19052 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19053 * config/sh/t-mlib-sh2a-single: Delete file.
19054 * config/sh/t-mlib-sh2a-single-only: Delete file.
19055 * config/sh/t-mlib-sh2e: Delete file.
19056 * config/sh/t-mlib-sh3e: Delete file.
19057 * config/sh/t-mlib-sh4: Delete file.
19058 * config/sh/t-mlib-sh4-nofpu: Delete file.
19059 * config/sh/t-mlib-sh4-single: Delete file.
19060 * config/sh/t-mlib-sh4-single-only: Delete file.
19061 * config/sh/t-mlib-sh4a: Delete file.
19062 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19063 * config/sh/t-mlib-sh4a-single: Delete file.
19064 * config/sh/t-mlib-sh4a-single-only: Delete file.
19065 * config/sh/t-mlib-sh4al: Delete file.
19066 * config/sh/t-mlib-sh5-32media: Delete file.
19067 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19068 * config/sh/t-mlib-sh5-64media: Delete file.
19069 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19070 * config/sh/t-mlib-sh5-compact: Delete file.
19071 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19072 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19073 * doc/install.texi (Options specification): Add
19074 --with-multilib-list and --with-endian.
19076 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19078 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19080 (OBJS-common): Add plugin-version.o.
19081 (plugin-version.o): New.
19082 * gcc-plugin.h (plugin_gcc_version): New.
19083 (plugin_default_version_check): New.
19084 (plugin_init_func, plugin_init): Add version argument.
19085 * plugin-version.c: New.
19086 * plugin.c (str_plugin_gcc_version_name): New.
19087 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19088 pass it to the init function.
19089 (plugin_default_version_check): New.
19091 2009-04-17 Richard Guenther <rguenther@suse.de>
19093 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19094 for decl-vs-decl disambiguation.
19096 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19098 * config/s390/s390.h (s390_tune_attr): New macro definition.
19099 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19101 2009-04-17 Richard Guenther <rguenther@suse.de>
19103 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19104 (fold_stmt_r): Likewise.
19105 (maybe_fold_reference): New function.
19106 (fold_gimple_assign): Handle cases fold_stmt_r did.
19107 (fold_stmt): Do not use fold_stmt_r.
19108 (fold_stmt_inplace): Likewise.
19110 2009-04-17 Richard Guenther <rguenther@suse.de>
19112 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19113 (record_equivalences_from_stmt): Remove useless checks and
19115 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19116 the type is already suitable.
19118 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19120 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19122 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19124 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19125 (CMPtype): Define as __gcc_CMPtype.
19127 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19129 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19130 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19132 2009-04-17 Richard Guenther <rguenther@suse.de>
19134 PR tree-optimization/39746
19135 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19136 special-casing for builtins and static variable use/def.
19137 (call_may_clobber_ref_p_1): Likewise.
19139 2009-04-16 Ian Lance Taylor <iant@google.com>
19141 * df.h: Include "timevar.h".
19142 (struct df_problem): Change tv_id field to timevar_id_t.
19143 * tree-pass.h: Include "timevar.h".
19144 (struct opt_pass): Change tv_id field to timevar_id_t.
19145 * timevar.h (timevar_id_t): Define TV_NONE.
19146 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19147 TV_NONE rather than tv_id != 0.
19148 (execute_one_pass): Likewise.
19149 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19150 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19151 dependencies to $(TREE_PASS_H).
19152 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19154 (pass_branch_target_load_optimize2): Likewise.
19155 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19156 (pass_outof_cfg_layout_mode): Likewise.
19157 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19158 (pass_rebuild_cgraph_edges): Likewise.
19159 (pass_remove_cgraph_callee_edges): Likewise.
19160 * df-core.c (pass_df_initialize_opt): Likewise.
19161 (pass_df_initialize_no_opt): Likewise.
19162 (pass_df_finish): Likewise.
19163 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19164 * except.c (pass_set_nothrow_function_flags): Likewise.
19165 (pass_convert_to_eh_region_ranges): Likewise.
19166 * final.c (pass_compute_alignments): Likewise.
19167 * function.c (pass_instantiate_virtual_regs): Likewise.
19168 (pass_init_function): Likewise.
19169 (pass_leaf_regs): Likewise.
19170 (pass_match_asm_constraints): Likewise.
19171 * gimple-low.c (pass_lower_cf): Likewise.
19172 (pass_mark_used_blocks): Likewise.
19173 * init-regs.c (pass_initialize_regs): Likewise.
19174 * integrate.c (pass_initial_value_sets): Likewise.
19175 * ira.c (pass_ira): Likewise.
19176 * jump.c (pass_cleanup_barriers): Likewise.
19177 * omp-low.c (pass_expand_omp): Likewise.
19178 (pass_lower_omp): Likewise.
19179 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19180 * recog.c (pass_split_all_insns): Likewise.
19181 (pass_split_after_reload): Likewise.
19182 (pass_split_before_regstack): Likewise.
19183 (pass_split_before_sched2): Likewise.
19184 (pass_split_for_shorten_branches): Likewise.
19185 * reginfo.c (pass_reginfo_init): Likewise.
19186 (pass_subregs_of_mode_init): Likewise.
19187 (pass_subregs_of_mode_finish): Likewise.
19188 * passes.c (pass_postreload): Likewise.
19189 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19190 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19191 (pass_warn_function_return): Likewise.
19192 (pass_warn_function_noreturn): Likewise.
19193 * tree-complex.c (pass_lower_complex): Likewise.
19194 (pass_lower_complex_O0): Likewise.
19195 * tree-if-conv.c (pass_if_conversion): Likewise.
19196 * tree-into-ssa.c (pass_build_ssa): Likewise.
19197 * tree-mudflap.c (pass_mudflap_1): Likewise.
19198 (pass_mudflap_2): Likewise.
19199 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19200 (pass_mudflap_2): Likewise.
19201 * tree-nrv.c (pass_return_slot): Likewise.
19202 * tree-object-size.c (pass_object_sizes): Likewise.
19203 * tree-optimize.c (pass_all_optimizations): Likewise.
19204 (pass_early_local_passes): Likewise.
19205 (pass_all_early_optimizations): Likewise.
19206 (pass_cleanup_cfg): Likewise.
19207 (pass_cleanup_cfg_post_optimizing): Likewise.
19208 (pass_free_datastructures): Likewise.
19209 (pass_free_cfg_annotations): Likewise.
19210 (pass_fixup_cfg): Likewise.
19211 (pass_init_datastructures): Likewise.
19212 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19213 (pass_late_warn_uninitialized): Likewise.
19214 (pass_update_address_taken): Likewise.
19215 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19216 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19217 (pass_cse_sincos): Likewise.
19218 (pass_convert_to_rsqrt): Likewise.
19219 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19220 * tree-stdarg.c (pass_stdarg): Likewise.
19221 * tree-tailcall.c (pass_tail_recursion): Likewise.
19222 (pass_tail_calls): Likewise.
19223 * tree-vect-generic.c (pass_lower_vector): Likewise.
19224 (pass_lower_vector_ssa): Likewise.
19225 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19227 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19229 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19231 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19233 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19234 logical and signext.
19236 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19239 * config/sh/predicates.md (arith_operand): Check if the operand
19240 of TRUNCATE is a REG.
19242 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19244 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19245 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19247 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19249 * tree-iterator.c (tsi_split_statement_list_after,
19250 tsi_split_statement_list_before): Remove.
19251 * tree-iterator.h: Remove the prototypes for
19252 tsi_split_statement_list_after and tsi_split_statement_list_before.
19254 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19256 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19257 * tree-ssa-propagate.h: Remove the prototype for
19258 stmt_makes_single_load.
19260 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19262 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19263 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19265 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19267 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19269 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19271 * except.c (eh_region_outer_p): Remove.
19272 * except.h: Remove the prototype for eh_region_outer_p.
19274 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19276 * function.c (current_function_assembler_name): Remove.
19277 * function.h: Remove the prototype for
19278 current_function_assembler_name.
19280 2009-04-16 Ian Lance Taylor <iant@google.com>
19282 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19283 (add_reg_note): Call alloc_reg_note.
19284 * rtl.h (alloc_reg_note): Declare.
19285 * combine.c (try_combine): Use alloc_reg_note.
19286 (recog_for_combine, move_deaths): Likewise.
19287 (distribute_notes): Use alloc_reg_note and add_reg_note.
19288 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19289 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19290 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19292 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19294 PR rtl-optimization/39762
19295 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19296 ira_may_move_out_cost): Add comments about way of their usage.
19297 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19299 * ira-conflicts.c (process_regs_for_copy): Use function
19300 ira_get_register_move_cost instead of global
19301 ira_register_move_cost.
19303 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19304 color_pass, move_spill_restore, update_curr_costs): Ditto.
19306 * ira-lives.c (process_single_reg_class_operands): Ditto.
19308 * ira-emit.c (emit_move_list): Ditto.
19310 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19311 (record_reg_classes): Ditto. Use functions
19312 ira_get_register_move_cost and ira_get_may_move_cost instead of
19313 global vars ira_register_move_cost, ira_may_move_out_cost and
19314 ira_may_move_in_cost.
19315 (record_address_regs): Don't call ira_init_register_move_cost.
19316 Use function ira_get_may_move_cost instead of global
19317 ira_may_move_in_cost.
19318 (process_bb_node_for_hard_reg_moves): Use function
19319 ira_get_register_move_cost instead of global ira_register_move_cost.
19320 (ira_costs): Don't call ira_init_register_move_cost.
19322 2009-04-16 Richard Guenther <rguenther@suse.de>
19324 * tree-cfg.c (verify_gimple_assign_binary):
19325 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19326 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19327 (create_general_new_stmt): Note that this function is broken.
19329 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19331 * common.opt (fhelp): Add Var(help_flag).
19332 * gcc-plugin.h (plugin_info): Add help.
19333 * plugin.c (plugin_name_args): Add help.
19334 (register_plugin_info): Set plugin->help.
19335 (print_help_one_plugin): New.
19336 (print_plugins_help): New.
19337 * plugin.h (print_plugins_help): New.
19338 * toplev.c (toplev_main): Call print_plugins_help if needed.
19340 2009-04-16 Richard Guenther <rguenther@suse.de>
19342 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19343 (gimple_ior_addresses_taken_1): New function.
19344 (gimple_ior_addresses_taken): Likewise.
19345 * gimple.h (struct gimple_statement_with_ops_base): Remove
19346 addresses_taken member.
19347 (gimple_ior_addresses_taken): Declare.
19348 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19349 gimple_set_addresses_taken): Remove.
19350 * ipa-reference.c (mark_address): New function.
19351 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19352 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19353 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19354 (gimple_add_to_addresses_taken): Remove.
19355 (get_tmr_operands): Call mark_address_taken.
19356 (get_asm_expr_operands): Likewise.
19357 (get_expr_operands): Likewise.
19358 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19359 (free_stmt_operands): Do not free it.
19360 * tree-ssa.c (delete_tree_ssa): Likewise.
19361 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19363 2009-04-16 Richard Guenther <rguenther@suse.de>
19365 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19366 (walk_stmt_load_store_ops): Likewise.
19367 * gimple.c (get_base_loadstore): New function.
19368 (walk_stmt_load_store_addr_ops): Likewise.
19369 (walk_stmt_load_store_ops): Likewise.
19370 * ipa-pure-const.c (check_op): Simplify.
19371 (check_load, check_store): New functions.
19372 (check_stmt): Use walk_stmt_load_store_ops.
19373 * ipa-reference.c (mark_load): Adjust signature.
19374 (mark_store): Likewise.
19375 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19377 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19379 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19380 (plugin_info): New.
19381 * opts.c (common_handle_option): Don't call print_version.
19382 * plugin.c (plugin_name_args): Add version.
19383 (register_plugin_info): New.
19384 (register_callback): Handle PLUGIN_INFO.
19385 (try_init_one_plugin): New.
19386 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19388 (finalize_one_plugin): New.
19389 (finalize_plugins): New.
19390 (print_one_plugin): New.
19391 (print_plugins_versions): New.
19392 * plugin.h (print_plugins_versions): New.
19393 (finalize_plugins): New.
19394 * toplev.c (compile_file): Don't call initialize_plugins.
19395 (print_version): Call print_plugins_versions.
19396 (toplev_main): Call initialize_plugins. Print version if needed.
19397 Call finalize_plugins.
19399 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19401 * common.opt (fversion): New.
19402 * gcc.c (print_version): New.
19403 (process_command): Don't print the version. Just set print_version.
19404 (main): Print version. Call subprocesses if print_version and
19405 verbose_flag are set.
19406 * opts.c (common_handle_option): Handle OPT_fversion.
19408 2009-04-16 Richard Guenther <rguenther@suse.de>
19409 Ira Rosen <irar@il.ibm.com>
19411 PR tree-optimization/39698
19412 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19413 type of the reduction variable. Only generate the def if
19416 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19417 make sure to first convert to an integer of the same precision.
19418 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19419 the type of the evolution correctly in computing the new
19420 induction variable base.
19422 2009-04-16 Richard Guenther <rguenther@suse.de>
19424 PR middle-end/39625
19425 * tree-cfg.c (make_blocks): Split statements with to-be
19426 abnormal SSA names on the lhs.
19428 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19430 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19431 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19432 * c-typeck.c (really_start_incremental_init): Likewise.
19433 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19434 (TARGET_INITIALIZER): Remove it.
19435 * target.h (struct target): Remove vector_opaque_p.
19436 * tree.c (build_opaque_vector_type): New.
19437 * tree.h (TYPE_VECTOR_OPAQUE): New.
19438 (build_opaque_vector_type): Declare.
19439 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19440 * config/rs6000/rs6000.c (build_opaque_vector_type,
19441 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19442 (rs6000_init_builtins): Use build_opaque_vector_type for
19443 opaque_V4SI_type_node.
19445 2009-04-15 Catherine Moore <clm@codesourcery.com>
19447 * debug.h (set_name): Declare.
19448 * dwarf2out.c (dwarf2out_set_name): Declare.
19449 (dwarf2_debug_hooks): Add set_name.
19450 (find_AT_string): New.
19451 (add_AT_string): Call find_AT_string.
19452 (dwarf2out_set_name): New.
19453 * cp/decl.c (grokdeclarator): Call set_name.
19454 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19455 * debug.c (do_nothing_debug_hooks): Likewise.
19456 * dbxout.c (dbx_debug_hooks): Likewise.
19457 * sdbout.c (sdb_debug_hooks): Likewise.
19459 2009-04-15 Michael Eager <eager@eagercon.com>
19461 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19462 reg for single-precision FPU.
19463 * config/rs6000/rs6000.md (movsi_internal1): Only for
19464 !TARGET_SINGLE_FPU.
19465 (movsi_internal1_single): New. Add pattern to move SI values to/from
19466 single-precision FP regs.
19468 2009-04-15 Richard Guenther <rguenther@suse.de>
19470 * omp-low.c (lower_rec_input_clauses): Build correct address
19472 (expand_omp_for_generic): Fix multiplication type.
19473 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19474 (generate_memset_zero): Fix types.
19475 * tree-profile.c (prepare_instrumented_value): Correctly
19478 2009-04-15 Ian Lance Taylor <iant@google.com>
19480 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19481 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19482 for -Wall and for -Wc++-compat.
19483 (c_common_post_options): For C++, set warn_enum_compare if not
19485 * c-tree.h (struct c_expr): Add field original_type.
19486 (build_external_ref): Update declaration.
19487 * c-parser.c (c_parser_braced_init): Set original_type.
19488 (c_parser_initelt): Likewise.
19489 (c_parser_expr_no_commas): Likewise.
19490 (c_parser_conditional_expression): Likewise.
19491 (c_parser_cast_expression): Likewise.
19492 (c_parser_unary_expression): Likewise. Pull setting of
19493 original_code to top of function.
19494 (c_parser_sizeof_expression): Set original_type.
19495 (c_parser_alignof_expression): Likewise.
19496 (c_parser_postfix_expression): Likewise. Pull setting of
19497 original_code to top of function.
19498 (c_parser_postfix_expression_after_paren_type): Set original_type.
19499 (c_parser_postfix_expression_after_primary): Likewise.
19500 (c_parser_expression): Likewise.
19501 * c-typeck.c (build_external_ref): Add type parameter. Change all
19503 (c_expr_sizeof_expr): Set original_type field.
19504 (parser_build_unary_op): Likewise.
19505 (parser_build_binary_op): Likewise. Optionally warn about
19506 comparisons of enums of different types.
19507 (digest_init): Set original_type field.
19508 (really_start_incremental_init): Likewise.
19509 (push_init_level, pop_init_level): Likewise.
19510 * doc/invoke.texi (Warning Options): -Wenum-compare now
19513 2009-04-15 Richard Guenther <rguenther@suse.de>
19515 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19516 out a necessary conversion.
19517 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19518 names we didn't value number.
19519 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19521 2009-04-15 Richard Guenther <rguenther@suse.de>
19523 PR tree-optimization/39764
19524 * tree-ssa-ccp.c (get_value): Canonicalize value with
19525 canonicalize_float_value.
19527 2009-04-15 Jan Hubicka <jh@suse.cz>
19529 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19530 Wrong version of patch.
19532 2009-04-15 Jan Hubicka <jh@suse.cz>
19534 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19536 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19538 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19539 our distinct integral and vector types.
19541 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19543 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19544 * init.c (build_vtbl_address): Remove call to assemble_external.
19546 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19548 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19549 output for other floating point modes.
19551 2009-04-14 Diego Novillo <dnovillo@google.com>
19553 * diagnostic.c (diagnostic_report_diagnostic): Do not
19554 warn about loaded plugins for DK_ERROR and DK_WARNING.
19555 * c-decl.c (declspecs_add_type): Move call to
19556 invoke_plugin_callbacks ...
19557 * c-parser.c (c_parser_declspecs): ... here.
19558 * plugin.c (dump_active_plugins): Tidy output.
19560 2009-04-14 Diego Novillo <dnovillo@google.com>
19561 Le-Chun Wu <lcwu@google.com>
19563 * configure.ac: Add --enable-plugin support.
19564 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19565 * Makefile.in (PLUGIN_H): Define.
19566 Export ENABLE_PLUGIN and GMPINC to site.exp.
19567 Add PLUGINLIBS to link command.
19568 Add/modify dependencies for plugin.o and files including plugin.h.
19570 * config.in: Regenerate.
19572 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19575 2009-04-14 Le-Chun Wu <lcwu@google.com>
19577 * tree-pass.h (register_one_dump_file): Add a prototype for
19578 register_one_dump_file.
19579 * toplev.c (compile_file): Call initialize_plugins.
19580 (do_compile): Call invoke_plugin_callbacks.
19581 (toplev_main): Call invoke_plugin_callbacks.
19582 * common.opt: Add -fplugin= and -fplugin-arg-.
19583 * gcc-plugin.h: New public header file for plugins to include.
19584 * plugin.c: New source file.
19585 * plugin.h: New internal header file.
19586 * passes.c (register_one_dump_file): Make it external.
19588 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19590 2009-04-14 Diego Novillo <dnovillo@google.com>
19592 * doc/plugins.texi: New.
19593 * doc/gccint.texi: Add reference to Plugins chapter.
19594 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19595 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19596 loaded plugins, if any.
19597 * timevar.def (TV_PLUGIN_INIT): Define.
19598 (TV_PLUGIN_RUN): Define.
19599 * plugin.c: Include timevar.h
19600 (plugins_active_p): New.
19601 (dump_active_plugins): New.
19602 (debug_active_plugins): New.
19604 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19606 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19608 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19610 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19612 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19613 the same as a minus without a shift.
19615 2009-04-14 Nick Clifton <nickc@redhat.com>
19617 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19618 comparisons with small integers will always produce a short
19621 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19624 2008-12-19 Diego Novillo <dnovillo@google.com>
19626 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19628 2009-04-14 Richard Guenther <rguenther@suse.de>
19630 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19632 (verify_gimple_assign_binary): Likewise. Handle shifts and
19634 (verify_gimple_phi): Print the mismatched argument position.
19635 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19637 (vect_update_init_of_dr): Likewise.
19638 * matrix-reorg.c (transform_access_sites): Do what the
19640 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19642 2009-04-13 Michael Eager <eager@eagercon.com>
19644 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19645 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19646 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19647 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19648 remove duplicate config
19650 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19652 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19653 file_name:line_number type locator of the call site.
19655 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19657 * genautomata.c: Put blank after comma.
19658 (automaton_decls): New.
19659 (struct unit_usage): Add comments to member next.
19660 (store_alt_unit_usage): Keep the list ordered.
19661 (unit_present_on_list_p, equal_alternatives_p): New.
19662 (check_regexp_units_distribution): Check units distribution
19663 correctness correctly.
19664 (main): Don't write automata if error is found. Return correct
19667 * config/m68k/cf.md (cfv4_ds): Remove.
19668 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19669 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19671 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19672 power4-load-ext, power4-store, power4-store-update,
19673 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19674 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19675 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19676 power4-sqrt, power4-isync): Modify reservation to make correct
19677 unit distribution to automata.
19679 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19680 power5-store-update, power5-two, power5-three, power5-lmul,
19681 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19683 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19685 * except.c (pass_set_nothrow_function_flags): Set name and add
19687 (set_nothrow_function_flags): Mention in the dump file when
19688 changing a function to nothrow.
19690 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19693 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19694 instead of unsigned long.
19696 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19698 * config/arm/arm.c (return_used_this_function): Remove.
19699 (arm_output_function_prologue): Remove use of
19700 return_used_this_function.
19701 (output_return_instruction): Replace use of
19702 return_used_this_function
19703 by cfun->machine->return_used_this_function.
19704 (arm_output_epilogue): Likewise.
19705 (arm_output_function_epilogue): Likewise.
19706 (thumb_unexpanded_epilogue): Likewise.
19707 * config/arm/arm.h (struct machine_function):
19708 New member return_used_this_function.
19710 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19712 * doc/install.texi: Correct description of default directory for
19713 --with-gxx-include-dir.
19715 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19717 * fold-const.c (build_range_check): Properly deal with enumeral and
19718 boolean base types.
19720 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19722 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19723 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19724 * params.h (MAX_GCSE_PASSES): Remove.
19725 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19726 in sequence. Remove ability to run multiple passes.
19727 (bypass_jumps): Report run as third CPROP pass.
19729 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19731 PR middle-end/39651
19732 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19733 when deciding whether the whole SEQUENCE can throw.
19735 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19738 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19739 offseted label references.
19741 2009-04-11 Jan Hubicka <jh@suse.cz>
19743 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19745 2009-04-11 Richard Guenther <rguenther@suse.de>
19747 PR middle-end/39732
19748 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19749 return variables as TREE_ADDRESSABLE.
19751 2009-04-11 Richard Guenther <rguenther@suse.de>
19753 PR tree-optimization/39713
19754 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19755 reference trees have SSA_NAME operands.
19757 2009-04-11 Richard Guenther <rguenther@suse.de>
19760 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19761 address expressions.
19763 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19765 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19766 match changes in Cygwin 1.7
19767 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19768 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19770 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19772 PR tree-optimization/39701
19773 * doc/invoke.texi (Optimization Options): Document change in
19774 meaning and initialization of -fdelete-null-pointer-checks.
19776 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19778 PR middle-end/39701
19779 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19781 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19784 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19786 2009-04-10 Chao-ying Fu <fu@mips.com>
19788 * doc/tm.texi (Instruction Output): Document
19789 TARGET_ASM_FINAL_POSTSCAN_INSN.
19790 * target.h (final_postscan_insn): New field in asm_out.
19791 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19792 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19793 * final.c (final_scan_insn): Call
19794 targetm.asm_out.final_postscan_insn after outputting
19795 an asm macro and a normal instruction.
19797 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19798 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19799 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19800 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19801 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19803 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19805 PR middle-end/39701
19806 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19807 variables as non-NULL even with -fdelete-null-pointer-checks.
19809 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19811 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19813 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19816 * config/i386/i386.c (classify_argument): Handle SCmode with
19817 (bit_offset % 64) != 0.
19819 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19821 * doc/invoke.texi (Optimize Options): Add cross-reference to
19822 -Q --help=optimizers examples.
19824 2009-04-10 Ben Elliston <bje@au.ibm.com>
19827 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19828 regalign for the reg == fpr and TDmode case.
19830 2009-04-09 David Ayers <ayers@fsfe.org>
19833 * objc/objc-act.c (warn_with_method): Remove helper function.
19834 (check_duplicates): Call warning and inform directly.
19835 (really_start_method): Likewise.
19837 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19839 * expmed.c (expand_divmod): Always use a comparison for a division
19840 by a large unsigned integer.
19842 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19843 for things others than variables or functions as nonzero.
19845 2009-04-09 Nick Clifton <nickc@redhat.com>
19847 * unwind-compat.c: Change copyright header to refer to version
19848 3 of the GNU General Public License with version 3.1 of the
19849 GCC Runtime Library Exception and to point readers at the
19850 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19851 * config/alpha/crtfastmath.c: Likewise.
19852 * config/alpha/linux-unwind.h: Likewise.
19853 * config/alpha/qrnnd.asm: Likewise.
19854 * config/alpha/vms-crt0-64.c: Likewise.
19855 * config/alpha/vms-crt0.c: Likewise.
19856 * config/alpha/vms-dwarf2.asm: Likewise.
19857 * config/alpha/vms-dwarf2eh.asm: Likewise.
19858 * config/alpha/vms-psxcrt0-64.c: Likewise.
19859 * config/alpha/vms-psxcrt0.c: Likewise.
19860 * config/alpha/vms_tramp.asm: Likewise.
19861 * config/arc/initfini.c: Likewise.
19862 * config/arc/lib1funcs.asm: Likewise.
19863 * config/arm/bpabi-v6m.S: Likewise.
19864 * config/arm/bpabi.S: Likewise.
19865 * config/arm/bpabi.c: Likewise.
19866 * config/arm/crti.asm: Likewise.
19867 * config/arm/crtn.asm: Likewise.
19868 * config/arm/ieee754-df.S: Likewise.
19869 * config/arm/ieee754-sf.S: Likewise.
19870 * config/arm/lib1funcs.asm: Likewise.
19871 * config/arm/libunwind.S: Likewise.
19872 * config/arm/linux-atomic.c: Likewise.
19873 * config/arm/mmintrin.h: Likewise.
19874 * config/arm/pr-support.c: Likewise.
19875 * config/arm/unaligned-funcs.c: Likewise.
19876 * config/arm/unwind-arm.c: Likewise.
19877 * config/arm/unwind-arm.h: Likewise.
19878 * config/avr/libgcc.S: Likewise.
19879 * config/bfin/crti.s: Likewise.
19880 * config/bfin/crtlibid.s: Likewise.
19881 * config/bfin/crtn.s: Likewise.
19882 * config/bfin/lib1funcs.asm: Likewise.
19883 * config/bfin/linux-unwind.h: Likewise.
19884 * config/cris/arit.c: Likewise.
19885 * config/cris/cris_abi_symbol.c: Likewise.
19886 * config/darwin-64.c: Likewise.
19887 * config/darwin-crt2.c: Likewise.
19888 * config/darwin-crt3.c: Likewise.
19889 * config/darwin.h: Likewise.
19890 * config/dbxelf.h: Likewise.
19891 * config/dfp-bit.c: Likewise.
19892 * config/dfp-bit.h: Likewise.
19893 * config/elfos.h: Likewise.
19894 * config/fixed-bit.c: Likewise.
19895 * config/fixed-bit.h: Likewise.
19896 * config/fp-bit.c: Likewise.
19897 * config/fp-bit.h: Likewise.
19898 * config/fr30/crti.asm: Likewise.
19899 * config/fr30/crtn.asm: Likewise.
19900 * config/fr30/lib1funcs.asm: Likewise.
19901 * config/freebsd-spec.h: Likewise.
19902 * config/frv/cmovd.c: Likewise.
19903 * config/frv/cmovh.c: Likewise.
19904 * config/frv/cmovw.c: Likewise.
19905 * config/frv/frvbegin.c: Likewise.
19906 * config/frv/frvend.c: Likewise.
19907 * config/frv/lib1funcs.asm: Likewise.
19908 * config/glibc-stdint.h: Likewise.
19909 * config/h8300/clzhi2.c: Likewise.
19910 * config/h8300/crti.asm: Likewise.
19911 * config/h8300/crtn.asm: Likewise.
19912 * config/h8300/ctzhi2.c: Likewise.
19913 * config/h8300/fixunssfsi.c: Likewise.
19914 * config/h8300/lib1funcs.asm: Likewise.
19915 * config/h8300/parityhi2.c: Likewise.
19916 * config/h8300/popcounthi2.c: Likewise.
19917 * config/i386/ammintrin.h: Likewise.
19918 * config/i386/att.h: Likewise.
19919 * config/i386/avxintrin.h: Likewise.
19920 * config/i386/biarch64.h: Likewise.
19921 * config/i386/bmmintrin.h: Likewise.
19922 * config/i386/cpuid.h: Likewise.
19923 * config/i386/cross-stdarg.h: Likewise.
19924 * config/i386/crtfastmath.c: Likewise.
19925 * config/i386/crtprec.c: Likewise.
19926 * config/i386/cygming-crtbegin.c: Likewise.
19927 * config/i386/cygming-crtend.c: Likewise.
19928 * config/i386/cygwin.asm: Likewise.
19929 * config/i386/emmintrin.h: Likewise.
19930 * config/i386/gmm_malloc.h: Likewise.
19931 * config/i386/gthr-win32.c: Likewise.
19932 * config/i386/i386.h: Likewise.
19933 * config/i386/immintrin.h: Likewise.
19934 * config/i386/linux-unwind.h: Likewise.
19935 * config/i386/linux64.h: Likewise.
19936 * config/i386/mm3dnow.h: Likewise.
19937 * config/i386/mmintrin-common.h: Likewise.
19938 * config/i386/mmintrin.h: Likewise.
19939 * config/i386/nmmintrin.h: Likewise.
19940 * config/i386/pmm_malloc.h: Likewise.
19941 * config/i386/pmmintrin.h: Likewise.
19942 * config/i386/smmintrin.h: Likewise.
19943 * config/i386/sol2-c1.asm: Likewise.
19944 * config/i386/sol2-ci.asm: Likewise.
19945 * config/i386/sol2-cn.asm: Likewise.
19946 * config/i386/sol2-gc1.asm: Likewise.
19947 * config/i386/tmmintrin.h: Likewise.
19948 * config/i386/unix.h: Likewise.
19949 * config/i386/w32-unwind.h: Likewise.
19950 * config/i386/wmmintrin.h: Likewise.
19951 * config/i386/x86-64.h: Likewise.
19952 * config/i386/x86intrin.h: Likewise.
19953 * config/i386/xmmintrin.h: Likewise.
19954 * config/ia64/crtbegin.asm: Likewise.
19955 * config/ia64/crtend.asm: Likewise.
19956 * config/ia64/crtfastmath.c: Likewise.
19957 * config/ia64/crti.asm: Likewise.
19958 * config/ia64/crtn.asm: Likewise.
19959 * config/ia64/fde-glibc.c: Likewise.
19960 * config/ia64/lib1funcs.asm: Likewise.
19961 * config/ia64/linux-unwind.h: Likewise.
19962 * config/ia64/quadlib.c: Likewise.
19963 * config/ia64/unwind-ia64.c: Likewise.
19964 * config/linux.h: Likewise.
19965 * config/m32c/m32c-lib1.S: Likewise.
19966 * config/m32c/m32c-lib2-trapv.c: Likewise.
19967 * config/m32c/m32c-lib2.c: Likewise.
19968 * config/m32r/initfini.c: Likewise.
19969 * config/m68hc11/larith.asm: Likewise.
19970 * config/m68hc11/m68hc11-crt0.S: Likewise.
19971 * config/m68k/cf.md: Likewise.
19972 * config/m68k/crti.s: Likewise.
19973 * config/m68k/crtn.s: Likewise.
19974 * config/m68k/lb1sf68.asm: Likewise.
19975 * config/m68k/linux-unwind.h: Likewise.
19976 * config/mcore/crti.asm: Likewise.
19977 * config/mcore/crtn.asm: Likewise.
19978 * config/mcore/lib1.asm: Likewise.
19979 * config/mips/linux-unwind.h: Likewise.
19980 * config/mips/loongson.h: Likewise.
19981 * config/mips/mips16.S: Likewise.
19982 * config/mmix/crti.asm: Likewise.
19983 * config/mmix/crtn.asm: Likewise.
19984 * config/pa/fptr.c: Likewise.
19985 * config/pa/hpux-unwind.h: Likewise.
19986 * config/pa/lib2funcs.asm: Likewise.
19987 * config/pa/linux-atomic.c: Likewise.
19988 * config/pa/linux-unwind.h: Likewise.
19989 * config/pa/milli64.S: Likewise.
19990 * config/pa/quadlib.c: Likewise.
19991 * config/pa/stublib.c: Likewise.
19992 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19993 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19994 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19995 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19996 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19997 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19998 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19999 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20000 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20001 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20002 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20003 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20004 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20005 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20006 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20007 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20008 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20009 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20010 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20011 * config/rs6000/750cl.h: Likewise.
20012 * config/rs6000/altivec.h: Likewise.
20013 * config/rs6000/biarch64.h: Likewise.
20014 * config/rs6000/crtresfpr.asm: Likewise.
20015 * config/rs6000/crtresgpr.asm: Likewise.
20016 * config/rs6000/crtresxfpr.asm: Likewise.
20017 * config/rs6000/crtresxgpr.asm: Likewise.
20018 * config/rs6000/crtsavfpr.asm: Likewise.
20019 * config/rs6000/crtsavgpr.asm: Likewise.
20020 * config/rs6000/darwin-asm.h: Likewise.
20021 * config/rs6000/darwin-fallback.c: Likewise.
20022 * config/rs6000/darwin-fpsave.asm: Likewise.
20023 * config/rs6000/darwin-ldouble.c: Likewise.
20024 * config/rs6000/darwin-tramp.asm: Likewise.
20025 * config/rs6000/darwin-unwind.h: Likewise.
20026 * config/rs6000/darwin-vecsave.asm: Likewise.
20027 * config/rs6000/darwin-world.asm: Likewise.
20028 * config/rs6000/e500crtres32gpr.asm: Likewise.
20029 * config/rs6000/e500crtres64gpr.asm: Likewise.
20030 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20031 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20032 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20033 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20034 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20035 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20036 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20037 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20038 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20039 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20040 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20041 * config/rs6000/eabi-ci.asm: Likewise.
20042 * config/rs6000/eabi-cn.asm: Likewise.
20043 * config/rs6000/eabi.asm: Likewise.
20044 * config/rs6000/linux-unwind.h: Likewise.
20045 * config/rs6000/linux64.h: Likewise.
20046 * config/rs6000/paired.h: Likewise.
20047 * config/rs6000/paired.md: Likewise.
20048 * config/rs6000/ppc64-fp.c: Likewise.
20049 * config/rs6000/ppu_intrinsics.h: Likewise.
20050 * config/rs6000/rs6000.h: Likewise.
20051 * config/rs6000/si2vmx.h: Likewise.
20052 * config/rs6000/sol-ci.asm: Likewise.
20053 * config/rs6000/sol-cn.asm: Likewise.
20054 * config/rs6000/spe.h: Likewise.
20055 * config/rs6000/spu2vmx.h: Likewise.
20056 * config/rs6000/sysv4.h: Likewise.
20057 * config/rs6000/tramp.asm: Likewise.
20058 * config/rs6000/vec_types.h: Likewise.
20059 * config/s390/linux-unwind.h: Likewise.
20060 * config/s390/tpf-unwind.h: Likewise.
20061 * config/score/crti.asm: Likewise.
20062 * config/score/crtn.asm: Likewise.
20063 * config/sh/crt1.asm: Likewise.
20064 * config/sh/crti.asm: Likewise.
20065 * config/sh/crtn.asm: Likewise.
20066 * config/sh/divtab-sh4-300.c: Likewise.
20067 * config/sh/divtab-sh4.c: Likewise.
20068 * config/sh/divtab.c: Likewise.
20069 * config/sh/lib1funcs-4-300.asm: Likewise.
20070 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20071 * config/sh/lib1funcs.asm: Likewise.
20072 * config/sh/lib1funcs.h: Likewise.
20073 * config/sh/linux-atomic.asm: Likewise.
20074 * config/sh/linux-unwind.h: Likewise.
20075 * config/sh/shmedia.h: Likewise.
20076 * config/sh/sshmedia.h: Likewise.
20077 * config/sh/ushmedia.h: Likewise.
20078 * config/sparc/crtfastmath.c: Likewise.
20079 * config/sparc/linux-unwind.h: Likewise.
20080 * config/sparc/sol2-c1.asm: Likewise.
20081 * config/sparc/sol2-ci.asm: Likewise.
20082 * config/sparc/sol2-cn.asm: Likewise.
20083 * config/spu/divmodti4.c: Likewise.
20084 * config/spu/divv2df3.c: Likewise.
20085 * config/spu/float_disf.c: Likewise.
20086 * config/spu/float_unsdidf.c: Likewise.
20087 * config/spu/float_unsdisf.c: Likewise.
20088 * config/spu/float_unssidf.c: Likewise.
20089 * config/spu/mfc_multi_tag_release.c: Likewise.
20090 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20091 * config/spu/mfc_tag_release.c: Likewise.
20092 * config/spu/mfc_tag_reserve.c: Likewise.
20093 * config/spu/mfc_tag_table.c: Likewise.
20094 * config/spu/multi3.c: Likewise.
20095 * config/spu/spu_internals.h: Likewise.
20096 * config/spu/spu_intrinsics.h: Likewise.
20097 * config/spu/spu_mfcio.h: Likewise.
20098 * config/spu/vec_types.h: Likewise.
20099 * config/spu/vmx2spu.h: Likewise.
20100 * config/stormy16/stormy16-lib2.c: Likewise.
20101 * config/svr4.h: Likewise.
20102 * config/sync.c: Likewise.
20103 * config/v850/lib1funcs.asm: Likewise.
20104 * config/vxlib-tls.c: Likewise.
20105 * config/vxlib.c: Likewise.
20106 * config/vxworks-dummy.h: Likewise.
20107 * config/xtensa/crti.asm: Likewise.
20108 * config/xtensa/crtn.asm: Likewise.
20109 * config/xtensa/ieee754-df.S: Likewise.
20110 * config/xtensa/ieee754-sf.S: Likewise.
20111 * config/xtensa/lib1funcs.asm: Likewise.
20112 * config/xtensa/lib2funcs.S: Likewise.
20113 * config/xtensa/linux-unwind.h: Likewise.
20114 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20115 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20116 * coretypes.h: Likewise.
20117 * crtstuff.c: Likewise.
20118 * defaults.h: Likewise.
20119 * dwarf2.h: Likewise.
20120 * emutls.c: Likewise.
20121 * gbl-ctors.h: Likewise.
20122 * gcov-io.h: Likewise.
20123 * ginclude/float.h: Likewise.
20124 * ginclude/iso646.h: Likewise.
20125 * ginclude/stdarg.h: Likewise.
20126 * ginclude/stdbool.h: Likewise.
20127 * ginclude/stddef.h: Likewise.
20128 * ginclude/stdfix.h: Likewise.
20129 * ginclude/stdint-gcc.h: Likewise.
20130 * ginclude/tgmath.h: Likewise.
20131 * gthr-aix.h: Likewise.
20132 * gthr-dce.h: Likewise.
20133 * gthr-gnat.c: Likewise.
20134 * gthr-gnat.h: Likewise.
20135 * gthr-lynx.h: Likewise.
20136 * gthr-mipssde.h: Likewise.
20137 * gthr-nks.h: Likewise.
20138 * gthr-posix.c: Likewise.
20139 * gthr-posix.h: Likewise.
20140 * gthr-posix95.h: Likewise.
20141 * gthr-rtems.h: Likewise.
20142 * gthr-single.h: Likewise.
20143 * gthr-solaris.h: Likewise.
20144 * gthr-tpf.h: Likewise.
20145 * gthr-vxworks.h: Likewise.
20146 * gthr-win32.h: Likewise.
20147 * gthr.h: Likewise.
20148 * libgcc2.c: Likewise.
20149 * libgcc2.h: Likewise.
20150 * libgcov.c: Likewise.
20151 * tsystem.h: Likewise.
20152 * typeclass.h: Likewise.
20153 * unwind-c.c: Likewise.
20154 * unwind-compat.h: Likewise.
20155 * unwind-dw2-fde-compat.c: Likewise.
20156 * unwind-dw2-fde-darwin.c: Likewise.
20157 * unwind-dw2-fde-glibc.c: Likewise.
20158 * unwind-dw2-fde.c: Likewise.
20159 * unwind-dw2-fde.h: Likewise.
20160 * unwind-dw2.c: Likewise.
20161 * unwind-dw2.h: Likewise.
20162 * unwind-generic.h: Likewise.
20163 * unwind-pe.h: Likewise.
20164 * unwind-sjlj.c: Likewise.
20165 * unwind.inc: Likewise.
20166 * config/arm/neon-gen.ml: Change generated copyright header to
20167 refer to version 3 of the GNU General Public License with
20168 version 3.1 of the GCC Runtime Library Exception and to point
20169 readers at the COPYING3 and COPYING3.RUNTIME files and the
20170 FSF's license web page.
20171 * config/arm/arm_neon.h: Regenerate.
20173 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20175 * config/cris/cris.md: Change copyright header to refer to version
20176 3 of the GNU General Public License.
20177 * doc/install.texi2html: Change copyright header to refer to version
20178 3 of the GNU General Public License and to point readers at the
20179 COPYING3 file and the FSF's license web page.
20180 * config/vax/linux.h: Likewise.
20182 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20184 * config/i386/i386.md (cmpcc): New.
20185 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20186 (sync_compare_and_swap_cc*): Delete.
20188 * config/s390/s390.c (s390_compare_emitted): Remove.
20189 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20190 s390_compare_emitted used to be handled. Assert that modes match.
20191 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20192 refer to sync_compare_and_swap_ccsi.
20193 * config/s390/s390.h (s390_compare_emitted): Remove.
20194 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20195 instead of s390_compare_emitted.
20196 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20197 instead of s390_compare_emitted.
20198 * config/s390/s390.md (cmpcc): New.
20199 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20200 CC_REGNUM, do not pretend it's set.
20201 (sync_compare_and_swap_cc*): Delete.
20202 * config/s390/predicates.md (cc_reg_operand): New.
20204 * expr.c (sync_compare_and_swap_cc): Delete.
20205 * optabs.h (sync_compare_and_swap_cc): Delete.
20206 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20207 is being used with can_compare_p.
20208 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20209 (find_cc_set): New.
20210 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20211 look for a MODE_CC set instead. Use emit_store_flag.
20212 (expand_compare_and_swap_loop): Likewise, with some additional
20213 complication to avoid a force_reg when useless. Use
20214 emit_cmp_and_jump_insns.
20215 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20216 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20217 sync_compare_and_swap documentation.
20219 2009-04-09 Jan Hubicka <jh@suse.cz>
20221 * except.c (find_prev_try): Break out from ....
20222 (duplicate_eh_regions): ... here; properly update prev_try pointers
20223 when duplication part of tree.
20224 (dump_eh_tree): Improve dumping.
20225 (verify_eh_region): New.
20226 (verify_eh_tree): Use it.
20228 2009-04-06 Richard Guenther <rguenther@suse.de>
20230 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20231 &ARRAY addresses by adjusting their types and prepending
20233 * tree-cfg.c (verify_gimple_assign_single): Verify that
20234 addresses are correct.
20236 2009-04-09 Richard Guenther <rguenther@suse.de>
20238 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20239 indices into an array reference if possible.
20240 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20241 Fold POINTER_PLUS_EXPR statements with invariant address.
20243 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20246 * config.gcc (powerpc64-*-linux*): Always build biarch.
20248 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20251 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20252 it and pedwarn if this results in an INTEGER_CST.
20254 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20256 * doc/install.texi: Update minimum GMP version. Remove obsolete
20257 text in MPFR section.
20259 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20261 * dwarf2out.c (class_scope_p): New static inline.
20262 (class_or_namespace_scope_p): Use it.
20263 (gen_variable_die): Use DW_TAG_member tag for static data member
20264 declarations instead of DW_TAG_variable.
20266 PR middle-end/39573
20267 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20270 2009-04-08 Richard Guenther <rguenther@suse.de>
20272 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20273 valueize random data.
20275 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20277 * config.gcc (aix tm_file): Add aix-stdint.h.
20278 (aix tm clause use_gcc_stdint): Set to wrap.
20279 * config/rs6000/aix-stdint.h: New file.
20281 2009-04-08 Richard Guenther <rguenther@suse.de>
20283 PR middle-end/36291
20284 * tree-dfa.c (add_referenced_var): Do not recurse into
20285 global initializers.
20286 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20288 (fold_const_aggregate_ref): Likewise.
20290 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20292 * recog.c (ordered_comparison_operator): New.
20293 * gensupport.c (std_preds): Add it.
20294 * doc/md.texi (Machine-Independent Predicates): Document it.
20296 2009-04-08 Jan Hubicka <jh@suse.cz>
20298 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20299 * function.h (rtl_eh): Remove exception_handler_label_map.
20300 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20301 remove_exception_handler_label, for_each_eh_label_1): Remove.
20302 (rtl_remove_unreachable_regions): Remove.
20303 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20304 (find_exception_handler_labels): Don't build the hashtable.
20305 (maybe_remove_eh_handler): Remove.
20306 (for_each_eh_label): Rewrite to walk the tree.
20307 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20308 * except.h (maybe_remove_eh_handler): Remove.
20309 * passes.c (init_optimization_passes): Schedule second EH cleanup
20311 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20312 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20314 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20316 * genoutput.c (validate_optab_operands): New.
20317 (gen_insn, gen_expand): Call it.
20319 * genflags.c (gen_insn): Detect misused iterators.
20320 (main): Pass line_no to gen_insn, exit with status 1 on error.
20322 * genextract.c (line_no): Make global.
20323 (VEC_safe_set_locstr): Change assertion to error message.
20324 (main): Exit with status 1 on error.
20326 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20330 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20331 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20332 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20333 * c-convert.c (convert): Do not call fold on results of conversion
20334 functions when the result is a C_MAYBE_CONST_EXPR.
20335 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20336 of __builtin_choose_expr.
20337 * c-typeck.c (remove_c_maybe_const_expr): New.
20338 (build_unary_op, build_conditional_expr, build_compound_expr,
20339 build_binary_op, c_objc_common_truthvalue_conversion): Call
20340 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20343 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20345 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20346 CODE to produce a new one. Add a prototype to use fold_convert_const
20348 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20351 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20352 mix declarations and code.
20354 2009-04-08 Ben Elliston <bje@au.ibm.com>
20356 * gcc.c: Replace `CC' with `GCC' throughout.
20358 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20360 * doc/invoke.texi: Document Atom support.
20362 2009-04-07 Jason Merrill <jason@redhat.com>
20365 * c-common.h, c-common.c: Add flag_pretty_templates.
20366 * c-opts.c (c_common_handle_option): Set it.
20367 * c.opt: Add -fno-pretty-templates.
20368 * doc/invoke.texi (C++ Dialect Options): Likewise.
20370 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20372 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20373 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20374 (ia64_expand_builtin): Likewise.
20376 2009-04-07 Martin Jambor <mjambor@suse.cz>
20378 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20379 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20380 ADDR_EXPRS are include too.
20382 2009-04-07 Richard Guenther <rguenther@suse.de>
20384 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20385 decls are only used if passes as parameters or if they are
20386 local statics and the call is not to a builtin.
20387 (call_may_clobber_ref_p_1): Likewise.
20389 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20391 * expr.c (do_store_flag): Remove last argument. Simplify code
20392 to avoid duplication of tests already done by can_compare_p.
20393 (expand_expr_real_1): Adjust caller.
20395 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20397 * optabs.c (can_compare_p): Test the predicate of a
20398 cbranch and cstore pattern.
20400 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20402 * expr.c (convert_move): Use emit_store_flag instead of
20405 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20407 * config/i386/i386.c (ix86_compare_emitted): Remove.
20408 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20409 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20410 * config/i386/i386.h (ix86_compare_emitted): Remove.
20411 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20412 instead of ix86_compare_emitted.
20413 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20415 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20417 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20418 Add t-sysroot-suffix to tmake_file.
20419 * config/print-sysroot-suffix.sh: New file.
20420 * config/t-sysroot-suffix: New file.
20422 2009-04-07 Ben Elliston <bje@au.ibm.com>
20424 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20425 as the latter produces a warning when the target does not support
20428 2009-04-07 Ben Elliston <bje@au.ibm.com>
20430 * dfp.c: Replace type punning assignments with memcpy throughout.
20431 * Makefile.in (dfp.o-warn): Remove.
20433 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20436 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20437 Include soft-fp/t-softfp after rs6000/t-linux64.
20439 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20441 * stor-layout.c (set_sizetype): Use the full precision of their
20442 machine mode for bitsize types.
20444 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20446 * config/i386/i386.md: Revert 2 accidental checkins.
20448 2009-04-06 Joey Ye <joey.ye@intel.com>
20449 Xuepeng Guo <xuepeng.guo@intel.com>
20450 H.J. Lu <hongjiu.lu@intel.com>
20452 Atom pipeline model, tuning and insn selection.
20453 * config.gcc (atom): Add atom config options and target.
20455 * config/i386/atom.md: New.
20457 * config/i386/i386.c (atom_cost): New cost.
20458 (m_ATOM): New macro flag.
20459 (initial_ix86_tune_features): Set m_ATOM.
20460 (x86_accumulate_outgoing_args): Likewise.
20461 (x86_arch_always_fancy_math_387): Likewise.
20462 (processor_target): Add Atom cost.
20463 (cpu_names): Add Atom cpu name.
20464 (override_options): Set Atom ISA.
20465 (ix86_issue_rate): New case PROCESSOR_ATOM.
20466 (ix86_adjust_cost): Likewise.
20468 * config/i386/i386.h (TARGET_ATOM): New target macro.
20469 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20470 (TARGET_OPT_AGU): New target option.
20471 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20472 (processor_type): Add PROCESSOR_ATOM.
20474 * config/i386/i386.md (cpu): Add new value "atom".
20475 (use_carry, movu): New attr.
20476 (atom.md): Include atom.md.
20477 (adddi3_carry_rex64): Set attr "use_carry".
20478 (addqi3_carry): Likewise.
20479 (addhi3_carry): Likewise.
20480 (addsi3_carry): Likewise.
20481 (*addsi3_carry_zext): Likewise.
20482 (subdi3_carry_rex64): Likewise.
20483 (subqi3_carry): Likewise.
20484 (subhi3_carry): Likewise.
20485 (subsi3_carry): Likewise.
20486 (x86_movdicc_0_m1_rex64): Likewise.
20487 (*x86_movdicc_0_m1_se): Likewise.
20488 (x86_movsicc_0_m1): Likewise.
20489 (*x86_movsicc_0_m1_se): Likewise.
20490 (*adddi_1_rex64): Emit add insn as much as possible.
20491 (*addsi_1): Likewise.
20492 (return_internal): Set atom_unit.
20493 (return_internal_long): Likewise.
20494 (return_pop_internal): Likewise.
20495 (*rcpsf2_sse): Set atom_sse_attr attr.
20496 (*qrt<mode>2_sse): Likewise.
20497 (*prefetch_sse): Likewise.
20499 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20501 (ix86_target_macros_internal): Likewise.
20503 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20504 (*prefetch_sse_rex): Likewise.
20505 (sse_rcpv4sf2): Likewise.
20506 (sse_vmrcpv4sf2): Likewise.
20507 (sse_sqrtv4sf2): Likewise.
20508 (<sse>_vmsqrt<mode>2): Likewise.
20509 (sse_ldmxcsr): Likewise.
20510 (sse_stmxcsr): Likewise.
20511 (*sse_sfence): Likewise.
20512 (sse2_clflush): Likewise.
20513 (*sse2_mfence): Likewise.
20514 (*sse2_lfence): Likewise.
20515 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20516 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20517 (avx_movdqu<avxmodesuffix>): Likewise.
20518 (avx_lddqu<avxmodesuffix>): Likewise.
20519 (sse2_movntv2di): Change attr "type" to "ssemov".
20520 (sse2_movntsi): Likewise.
20521 (rsqrtv8sf2): Change attr "type" to "sseadd".
20522 (sse3_addsubv2df3): Set attr "atom_unit".
20523 (sse3_h<plusminus_insn>v4sf3): Likewise.
20524 (*sse2_pmaddwd): Likewise.
20525 (*vec_extractv2di_1_rex64): Likewise.
20526 (*vec_extractv2di_1_avx): Likewise.
20527 (sse2_psadbw): Likewise.
20528 (ssse3_phaddwv8hi3): Likewise.
20529 (ssse3_phaddwv4hi3): Likewise.
20530 (ssse3_phadddv4si3): Likewise.
20531 (ssse3_phadddv2si3): Likewise.
20532 (ssse3_phaddswv8hi3): Likewise.
20533 (ssse3_phaddswv4hi3): Likewise.
20534 (ssse3_phsubwv8hi3): Likewise.
20535 (ssse3_phsubwv4hi3): Likewise.
20536 (ssse3_phsubdv4si3): Likewise.
20537 (ssse3_phsubdv2si3): Likewise.
20538 (ssse3_phsubswv8hi3): Likewise.
20539 (ssse3_phsubswv4hi3): Likewise.
20540 (ssse3_pmaddubsw128): Likewise.
20541 (sse3_pmaddubsw: Likewise.
20542 (ssse3_palignrti): Likewise.
20543 (ssse3_palignrdi): Likewise.
20545 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20547 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20549 2009-04-06 Richard Guenther <rguenther@suse.de>
20551 PR tree-optimization/28868
20552 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20553 of which PHI results we inserted.
20554 (insert_into_preds_of_block): Record inserted PHIs.
20555 (eliminate): Eliminate redundant PHI nodes.
20556 (init_pre): Init inserted_phi_names.
20558 2009-04-06 Richard Guenther <rguenther@suse.de>
20560 PR tree-optimization/39643
20561 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20562 IMAGPART_EXPRs of complex constants.
20563 (execute_fold_all_builtins): If we folded a call queue
20564 TODO_update_address_taken.
20566 2009-04-06 Jan Hubicka <jh@suse.cz>
20568 PR middle-end/39659
20569 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20572 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20574 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20576 (ic_invalidate_array): Likewise.
20578 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20580 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20581 alignment for library calls.
20583 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20585 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20586 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20587 * config/i386/mingw-stdint.h: New file.
20589 2009-04-05 Richard Guenther <rguenther@suse.de>
20591 PR tree-optimization/39648
20592 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20593 our &A vs. &A[0] IL deficiencies.
20595 2009-04-04 Jan Hubicka <jh@suse.cz>
20597 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20598 removed toplevel regions.
20599 (sjlj_mark_call_sites): Likewise.
20601 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20603 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20604 (cygwin tm clause use_gcc_stdint): Set to wrap.
20605 * config/i386/cygwin-stdint.h: New file.
20607 2009-04-04 Richard Guenther <rguenther@suse.de>
20609 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20610 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20611 single-argument PHIs if we are in loop-closed SSA form.
20612 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20613 for the pre-condition.
20614 (slpeel_tree_peel_loop_to_edge): Likewise.
20615 (vect_build_loop_niters): Take an optional sequence to append stmts.
20616 (vect_generate_tmps_on_preheader): Likewise.
20617 (vect_do_peeling_for_loop_bound): Take extra guards for the
20619 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20620 the cost model check.
20621 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20622 guards if we are going to peel. Do not apply versioning in that case.
20623 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20624 (vect_do_peeling_for_loop_bound): Likewise.
20625 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20626 loop bound only record extra pre-conditions, do not apply loop
20629 2009-04-04 Richard Guenther <rguenther@suse.de>
20631 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20634 2009-04-04 Jan Hubicka <jh@suse.cz>
20636 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20637 last_basic_block for size of bb->index indexed array.
20638 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20639 compute_out, link_btr_uses, build_btr_def_use_webs,
20640 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20642 2009-04-04 Jan Hubicka <jh@suse.cz>
20644 * except.c (remove_eh_handler_and_replace): Break out from ...
20645 (remove_eh_handler): ... here.
20646 (bring_to_root): New function.
20647 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20648 handled ones, bring others to root of tree.
20650 2009-04-04 Jan Hubicka <jh@suse.cz>
20652 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20653 (all_phis_safe_to_merge): New function.
20654 (update_info): New structure.
20655 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20656 (cleanup_empty_eh): Update SSA if possible.
20658 2009-04-04 Richard Guenther <rguenther@suse.de>
20660 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20661 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20662 (append_vuse): Likewise.
20664 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20666 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20667 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20668 instead of REG_UNSAVED for DW_CFA_undefined.
20669 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20670 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20673 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20676 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20677 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20678 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20680 2009-04-04 Richard Guenther <rguenther@suse.de>
20682 PR tree-optimization/8781
20683 PR tree-optimization/37892
20684 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20685 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20686 (valueize_refs): Call it for *& valueizations.
20687 (shared_reference_ops_from_ref): Rename to ...
20688 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20689 (shared_reference_ops_from_call): Rename to ...
20690 (valueize_shared_reference_ops_from_call): ... this and valueize.
20691 (vn_reference_lookup): Update.
20692 (visit_reference_op_call): Likewise.
20693 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20694 (eliminate): Value-replace the call address in call statements.
20696 2009-04-04 Richard Guenther <rguenther@suse.de>
20698 PR tree-optimization/39636
20699 * tree-ssa-forwprop.c
20700 (forward_propagate_addr_into_variable_array_index): Check for
20701 GIMPLE_ASSIGN before accessing the rhs code.
20703 2009-04-03 Jason Merrill <jason@redhat.com>
20705 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20707 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20709 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20710 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20711 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20712 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20713 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20714 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20715 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20716 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20717 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20718 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20719 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20720 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20721 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20722 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20723 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20724 Use fr_reg_or_fp01_operand instead of fr_register_operand
20726 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20727 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20728 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20730 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20732 PR rtl-optimization/39607
20733 PR rtl-optimization/39631
20737 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20738 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20739 instead of DF_LR_OUT.
20740 * ira-lives.c (process_bb_node_lives): Ditto.
20741 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20742 instead of DF_LR_{OUT,IN}.
20743 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20744 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20746 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20748 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20749 (execute_lower_omp): Always run but take the short way out if -fopenmp
20751 (gate_lower_omp): Remove, forcing the pass manager to always run the
20752 pass and always set PROP_gimple_lomp.
20753 (pass_lower_omp): Remove gate function.
20754 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20755 PROP_trees. Instead, require it.
20756 * ipa-cp.c (pass_ipa_cp): Likewise.
20757 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20758 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20759 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20760 and PROP_gimple_leh.
20762 2009-04-03 Richard Guenther <rguenther@suse.de>
20764 PR middle-end/13146
20765 PR tree-optimization/23940
20766 PR tree-optimization/33237
20767 PR middle-end/33974
20768 PR middle-end/34093
20769 PR tree-optimization/36201
20770 PR tree-optimization/36230
20771 PR tree-optimization/38049
20772 PR tree-optimization/38207
20773 PR tree-optimization/38230
20774 PR tree-optimization/38301
20775 PR tree-optimization/38585
20776 PR middle-end/38895
20777 PR tree-optimization/38985
20778 PR tree-optimization/39299
20779 * tree-ssa-structalias.h: Remove.
20780 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20781 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20782 (struct vuse_element_d): Remove.
20783 (struct vuse_vec_d): Likewise.
20784 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20785 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20786 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20787 VUSE_ELEMENT_VAR): Likewise.
20788 (struct voptype_d): Likewise.
20789 (NUM_VOP_FREE_BUCKETS): Likewise.
20790 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20791 (struct stmt_operands_d): Remove.
20792 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20793 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20794 VDEF_NUM, VDEF_VECT): Likewise.
20795 (copy_virtual_operands): Remove.
20796 (operand_build_cmp): Likewise.
20797 (create_ssa_artificial_load_stmt): Likewise.
20798 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20799 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20800 vuse_index and mayuse_index members. Pack and move done and iter_type
20801 members to the front.
20802 (SSA_OP_VMAYUSE): Remove.
20803 (SSA_OP_VIRTUAL_USES): Adjust.
20804 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20805 (unlink_stmt_vdef): Declare.
20806 (add_to_addressable_set): Remove.
20807 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20808 (vrp_visit_stmt): Likewise.
20809 * doc/tree-ssa.texi (Alias analysis): Update.
20810 * doc/invoke.texi (max-aliased-vops): Remove docs.
20811 (avg-aliased-vops): Likewise.
20812 * tree-into-ssa.c (syms_to_rename): Remove.
20813 (need_to_update_vops_p): Likewise.
20814 (need_to_initialize_update_ssa_p): Rename to ...
20815 (update_ssa_initialized_fn): ... this. Track function we are
20817 (symbol_marked_for_renaming): Simplify.
20818 (add_new_name_mapping): Do not set need_to_update_vops_p.
20819 (dump_currdefs): Use SYMS_TO_RENAME.
20820 (rewrite_update_stmt): Always walk all uses/defs.
20821 (dump_update_ssa): Adjust.
20822 (init_update_ssa): Take function argument. Track what we are
20824 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20825 (create_new_def_for): Initialize for cfun, assert we are initialized
20827 (mark_sym_for_renaming): Simplify.
20828 (mark_set_for_renaming): Do not initialize update-ssa.
20829 (need_ssa_update_p): Simplify. Take function argument.
20830 (name_mappings_registered_p): Assert we ask for the correct function.
20831 (name_registered_for_update_p): Likewise.
20832 (ssa_names_to_replace): Likewise.
20833 (release_ssa_name_after_update_ssa): Likewise.
20834 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20835 (dump_decl_set): Do not print a newline.
20836 (debug_decl_set): Do it here.
20837 (dump_update_ssa): And here.
20838 * tree-ssa-loop-im.c (move_computations): Adjust.
20839 (movement_possibility): Likewise.
20840 (determine_max_movement): Likewise.
20841 (gather_mem_refs_stmt): Likewise.
20842 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20843 or NAME_MEMORY_TAG.
20844 * tree-complex.c (update_all_vops): Remove.
20845 (expand_complex_move): Adjust.
20846 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20847 Simplify test for memory referencing statement. Exclude
20848 non-invariant ADDR_EXPRs.
20849 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20850 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20851 (rdg_flag_uses): Likewise.
20852 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20854 (tree_optimize_tail_calls_1): Also split the
20855 edge from the entry block if we have degenerate PHI nodes in
20856 the first basic block.
20857 * tree.c (init_ttree): Remove memory-tag related code.
20858 (tree_code_size): Likewise.
20859 (tree_node_structure): Likewise.
20860 (build7_stat): Re-write to be build6_stat.
20861 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20862 (SSA_VAR_P): Adjust.
20863 (struct tree_memory_tag): Remove.
20864 (struct tree_memory_partition_tag): Likewise.
20865 (union tree_node): Adjust.
20866 (build7): Re-write to be build6.
20867 * tree-pass.h (pass_reset_cc_flags): Remove.
20868 (TODO_update_address_taken): New flag.
20869 (pass_simple_dse): Remove.
20870 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20871 * params.h (MAX_ALIASED_VOPS): Remove.
20872 (AVG_ALIASED_VOPS): Likewise.
20873 * omp-low.c (expand_omp_taskreg): Update SSA form.
20874 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20875 aliases the lhs in a copy stmt.
20876 * tree-ssa-dse.c (struct address_walk_data): Remove.
20877 (memory_ssa_name_same): Likewise.
20878 (memory_address_same): Likewise.
20879 (get_kill_of_stmt_lhs): Likewise.
20880 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20881 unused stores. Look through PHI nodes into post-dominated regions.
20882 (dse_optimize_stmt): Simplify. Properly remove stores.
20883 (tree_ssa_dse): Compute dominators.
20884 (execute_simple_dse): Remove.
20885 (pass_simple_dse): Likewise.
20886 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20887 gimple_loaded_syms and gimple_stored_syms computation.
20888 * toplev.c (dump_memory_report): Dump alias and pta stats.
20889 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20890 (vn_reference_eq): Likewise.
20891 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20892 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20893 valueize_vuses): Remove.
20894 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20895 (get_def_ref_stmt_vuse): ... this.
20896 (vn_reference_lookup_2): New function.
20897 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20898 walking equivalent vuses. Simplify.
20899 (vn_reference_lookup): Likewise.
20900 (vn_reference_insert): Likewise.
20901 (vn_reference_insert_pieces): Likewise.
20902 (visit_reference_op_call): Simplify.
20903 (visit_reference_op_load): Likewise.
20904 (visit_reference_op_store): Likewise.
20905 (init_scc_vn): Remove shared_lookup_vuses initialization.
20906 (free_scc_vn): Remove shared_lookup_vuses freeing.
20907 (sort_vuses, sort_vuses_heap): Remove.
20908 (get_ref_from_reference_ops): Export.
20909 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20910 vector with single vuse pointer.
20911 (vn_reference_lookup_pieces, vn_reference_lookup,
20912 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20913 (shared_vuses_from_stmt): Remove.
20914 (get_ref_from_reference_ops): Declare.
20915 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20916 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20917 memory-tag related code.
20918 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20919 (likely_value): Add comment, skip static-chain of call statements.
20920 (surely_varying_stmt_p): Adjust.
20921 (gimplify_and_update_call_from_tree): Likewise.
20922 (execute_fold_all_builtins): Do not rebuild alias info.
20923 (gimplify_and_update_call_from_tree): Properly update VOPs.
20924 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20925 (copy_ref_info): Remove memory-tag related code.
20926 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20927 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20928 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20930 * tree-ssa-dom.c (gimple_p): Remove typedef.
20931 (eliminate_redundant_computations): Adjust.
20932 (record_equivalences_from_stmt): Likewise.
20933 (avail_expr_hash): Likewise.
20934 (avail_expr_eq): Likewise.
20935 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20936 (stmt_makes_single_load): Likewise.
20937 (stmt_makes_single_store): Likewise.
20938 * tree-ssa-alias.c: Rewrite completely.
20939 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20940 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20941 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20942 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20943 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20944 Remove public functions.
20945 (pass_reset_cc_flags): Remove.
20946 (pass_build_alias): Move ...
20947 * tree-ssa-structalias.c (pass_build_alias): ... here.
20948 * tree-ssa-alias.c (may_be_aliased): Move ...
20949 * tree-flow-inline.h (may_be_aliased): ... here.
20950 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20951 count_uses_and_derefs): Move ...
20952 * gimple.c: ... here.
20953 * gimple.h (count_uses_and_derefs): Declare.
20954 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20955 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20956 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20957 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20958 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20959 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20960 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20962 * tree-dfa.c (refs_may_alias_p): Move ...
20963 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20964 * tree-ssa-alias.h: New file.
20965 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20966 (statement_sink_location): Likewise.
20967 * opts.c (decode_options): Do not adjust max-aliased-vops or
20968 avg-aliased-vops values.
20969 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20970 (TV_CALL_CLOBBER): Likewise.
20971 (TV_FLOW_SENSITIVE): Likewise.
20972 (TV_FLOW_INSENSITIVE): Likewise.
20973 (TV_MEMORY_PARTITIONING): Likewise.
20974 (TV_ALIAS_STMT_WALK): New timevar.
20975 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20976 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20977 (get_address_description): Remove memory-tag related code.
20978 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20979 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20980 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20981 and immediate uses in statements. Document.
20982 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20983 (dump_symbols): Remove.
20984 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20985 * alias.c (get_deref_alias_set): New function split out from ...
20986 (get_alias_set): ... here.
20987 * alias.h (get_deref_alias_set): Declare.
20988 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20989 type parameter. Remove restrict pointer handling. Create a
20990 ref-all pointer in case type-based alias sets do not conflict.
20991 (vect_analyze_data_refs): Remove SMT related code.
20992 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20993 (vectorizable_load): Likewise.
20994 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20995 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20996 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20997 Ignore vops and SMTs.
20998 (dr_analyze_alias): Likewise..
20999 (free_data_ref): Likewise.
21000 (create_data_ref): Likewise.
21001 (analyze_all_data_dependences): Likewise.
21002 (get_references_in_stmt): Adjust.
21003 * tree-flow-inline.h (gimple_aliases_computed_p,
21004 gimple_addressable_vars, gimple_call_clobbered_vars,
21005 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21006 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21007 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21008 gimple_mem_ref_stats): Remove.
21009 (gimple_vop): New function.
21010 (op_iter_next_use): Remove vuses and mayuses cases.
21011 (op_iter_next_def): Remove vdefs case.
21012 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21013 (clear_and_done_ssa_iter): Do not set removed fields.
21014 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21015 Assert we are not iterating over vuses or vdefs if not also
21016 iterating over uses or defs.
21017 (op_iter_init_use): Likewise.
21018 (op_iter_init_def): Likewise.
21019 (op_iter_next_vdef): Remove.
21020 (op_iter_next_mustdef): Likewise.
21021 (op_iter_init_vdef): Likewise.
21022 (compare_ssa_operands_equal): Likewise.
21023 (link_use_stmts_after): Handle vuse operand.
21024 (is_call_used): Use is_call_clobbered.
21025 (is_call_clobbered): Global variables are always call clobbered,
21026 query the call-clobbers bitmap.
21027 (mark_call_clobbered): Ignore global variables.
21028 (clear_call_clobbered): Likewise.
21029 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21030 virtual operands sanity check.
21031 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21033 (TARGET_MEM_REF): Remove TMR_TAG operand.
21034 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21035 Remove call-clobber related code.
21036 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21037 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21038 partitions or escape reason.
21039 (get_single_def_stmt, get_single_def_stmt_from_phi,
21040 get_single_def_stmt_with_phi): Remove.
21041 (dump_referenced_vars): Tidy.
21042 (get_ref_base_and_extent): Allow bare decls.
21043 (collect_dfa_stats): Adjust.
21044 * graphite.c (rename_variables_in_stmt): Adjust.
21045 (graphite_copy_stmts_from_block): Likewise.
21046 (translate_clast): Likewise.
21047 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21049 (translate_vuse_through_block): Use the oracle.
21050 (phi_translate_1): Adjust.
21051 (value_dies_in_block_x): Use the oracle. Cache the outcome
21053 (valid_in_sets): Check if the VUSE for
21054 a REFERENCE is available.
21055 (eliminate): Do not remove stmts during elimination,
21056 instead queue and remove them afterwards.
21057 (do_pre): Do not rebuild alias info.
21058 (pass_pre): Run TODO_rebuild_alias before PRE.
21059 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21060 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21061 (mark_all_v_defs_stmt): Remove.
21062 (mark_all_v_defs_seq): Adjust.
21063 (sra_replace): Likewise.
21064 (scalarize_use): Likewise.
21065 (scalarize_copy): Likewise.
21066 (scalarize_init): Likewise.
21067 (scalarize_ldst): Likewise.
21068 (todoflags): Remove.
21069 (tree_sra): Do not rebuild alias info.
21070 (tree_sra_early): Adjust.
21071 (pass_sra): Run TODO_update_address_taken before SRA.
21072 * tree-predcom.c (set_alias_info): Remove.
21073 (prepare_initializers_chain): Do not call it.
21074 (mark_virtual_ops_for_renaming): Adjust.
21075 (mark_virtual_ops_for_renaming_list): Remove.
21076 (initialize_root_vars): Adjust.
21077 (initialize_root_vars_lm): Likewise.
21078 (prepare_initializers_chain): Likewise.
21079 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21080 (may_propagate_copy_into_stmt): Likewise.
21081 (merge_alias_info): Do nothing for now.
21082 (propagate_tree_value_into_stmt): Adjust.
21083 (stmt_may_generate_copy): Likewise.
21084 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21085 not mark symbols for renaming.
21086 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21087 with the same statement, make sure to update the new pointed-to one.
21088 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21089 call statements, do not mark symbols for renaming.
21090 (mark_operand_necessary): Dump something.
21091 (ref_may_be_aliased): New function.
21092 (mark_aliased_reaching_defs_necessary_1): New helper function.
21093 (mark_aliased_reaching_defs_necessary): Likewise.
21094 (mark_all_reaching_defs_necessary_1): Likewise.
21095 (mark_all_reaching_defs_necessary): Likewise.
21096 (propagate_necessity): Do not process virtual PHIs. For
21097 non-aliased loads mark all reaching definitions as necessary.
21098 For aliased loads and stores mark the immediate dominating
21099 aliased clobbers as necessary.
21100 (visited): New global static.
21101 (perform_tree_ssa_dce): Free visited bitmap after propagating
21103 (remove_dead_phis): Perform simple dead virtual PHI removal.
21104 (remove_dead_stmt): Properly unlink virtual operands when
21106 (eliminate_unnecessary_stmts): Schedule PHI removal after
21108 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21109 (process_replaceable): Likewise.
21110 (find_replaceable_in_bb): Likewise.
21111 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21112 based on the single gimple vop.
21113 (verify_flow_insensitive_alias_info): Remove.
21114 (verify_flow_sensitive_alias_info): Likewise.
21115 (verify_call_clobbering): Likewise.
21116 (verify_memory_partitions): Likewise.
21117 (verify_alias_info): Likewise.
21118 (verify_ssa): Adjust..
21119 (execute_update_addresses_taken): Export. Update SSA
21120 manually. Optimize only when optimizing. Use a local bitmap.
21121 (pass_update_address_taken): Remove TODO_update_ssa, add
21123 (pass_update_address_taken): Just use TODO_update_address_taken.
21124 (init_tree_ssa): Do not initialize addressable_vars.
21125 (verify_ssa): Verify new VUSE / VDEF properties.
21126 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21127 Do not call verify_alias_info.
21128 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21129 Do not free the loaded and stored syms bitmaps. Reset the escaped
21130 and callused solutions. Do not free addressable_vars.
21131 Remove memory-tag related code.
21132 (warn_uninitialized_var): Aliases are always available.
21133 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21134 * lambda-code.c (can_put_in_inner_loop): Adjust.
21135 (can_put_after_inner_loop): Likewise.
21136 (perfect_nestify): Likewise.
21137 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21138 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21139 (vectorizable_conversion): Do not mark symbols for renaming.
21140 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21141 (expand_call_inline): Unlink the calls virtual operands before
21143 (tree_function_versioning): Do not call update_ssa if we are not
21144 updating clones. Simplify.
21145 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21146 (propagate_with_phi): Likewise..
21147 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21148 clobber code. Assert we are not aliased or global.
21149 * tree-flow.h: Include tree-ssa-alias.h
21150 (enum escape_type): Remove.
21151 (struct mem_sym_stats_d): Likewise.
21152 (struct mem_ref_stats_d): Likewise.
21153 (struct gimple_df): Add vop member. Remove global_var,
21154 call_clobbered_vars, call_used_vars, addressable_vars,
21155 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21156 escaped and callused members.
21157 (struct ptr_info_def): Remove all members, add points-to solution
21159 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21160 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21161 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21162 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21163 (tree-ssa-alias.o): Likewise.
21164 (toplev.o): Add tree-ssa-alias.h
21165 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21166 * gimple.c (gimple_set_bb): Fix off-by-one error.
21167 (is_gimple_reg): Do not handle memory tags.
21168 (gimple_copy): Also copy virtual operands.
21169 Delay updating the statement. Do not reset loaded and stored syms.
21170 (gimple_set_stored_syms): Remove.
21171 (gimple_set_loaded_syms): Likewise.
21172 (gimple_call_copy_skip_args): Copy the virtual operands
21173 and mark the new statement modified.
21174 * tree-ssa-structalias.c (may_alias_p): Remove.
21175 (set_uids_in_ptset): Take the alias set to prune with as
21176 parameter. Fold in the alias test of may_alias_p.
21177 (compute_points_to_sets): Compute whether a ptr is dereferenced
21178 in a local sbitmap.
21179 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21180 other ADDRESSOF constraints on the lhs.
21181 (get_constraint_for_component_ref): Assert that we don't get
21182 ADDRESSOF constraints from the base of the reference.
21183 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21184 (struct variable_info): Remove collapsed_to member.
21185 (get_varinfo_fc): Remove.
21186 (new_var_info): Do not set collapsed_to.
21187 (dump_constraint): Do not follow cycles.
21188 (dump_constraint_graph): Likewise.
21189 (build_pred_graph): Likewise.
21190 (build_succ_graph): Likewise.
21191 (rewrite_constraints): Likewise.
21192 (do_simple_structure_copy): Remove.
21193 (do_rhs_deref_structure_copy): Remove.
21194 (do_lhs_deref_structure_copy): Remove.
21195 (collapse_rest_of_var): Remove.
21196 (do_structure_copy): Re-implement.
21197 (pta_stats): New global variable.
21198 (dump_pta_stats): New function.
21199 (struct constraint_expr): Make offset signed.
21200 (UNKNOWN_OFFSET): Define special value.
21201 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21202 (solution_set_expand): New helper function split out from ...
21203 (do_sd_constraint): ... here.
21204 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21205 (do_ds_constraint): Likewise.
21206 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21207 and CALLUSED = *CALLUSED.
21208 (set_union_with_increment): Make inc argument signed.
21209 (type_safe): Remove.
21210 (get_constraint_for_ptr_offset): Handle unknown and negative
21212 (first_vi_for_offset): Handle offsets before start. Bail
21213 out early for offsets beyond the variable extent.
21214 (first_or_preceding_vi_for_offset): New function.
21215 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21216 Together with ESCAPED = *ESCAPED this properly computes reachability.
21217 (find_what_var_points_to): New function.
21218 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21219 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21220 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21221 pt_solutions_intersect): New functions.
21222 (compute_call_used_vars): Remove.
21223 (compute_may_aliases): New main entry into PTA computation.
21224 * gimple.h (gimple_p): New typedef.
21225 (struct gimple_statement_base): Remove references_memory_p.
21226 (struct gimple_statement_with_memory_ops_base): Remove
21227 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21229 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21230 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21231 gimple_set_references_memory): Remove.
21232 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21233 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21235 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21236 (verify_expr): Allow RESULT_DECL.
21237 (gimple_duplicate_bb): Do not copy virtual operands.
21238 (gimple_duplicate_sese_region): Adjust.
21239 (gimple_duplicate_sese_tail): Likewise.
21240 (mark_virtual_ops_in_region): Remove.
21241 (move_sese_region_to_fn): Do not call it.
21242 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21243 and pass_simple_dse.
21244 (execute_function_todo): Handle TODO_update_address_taken,
21245 call execute_update_addresses_taken for TODO_rebuild_alias.
21246 (execute_todo): Adjust.
21247 (execute_one_pass): Init dump files early.
21248 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21250 (create_general_new_stmt): Clear vops.
21251 * tree-ssa-reassoc.c (get_rank): Adjust.
21252 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21253 symbols for renaming.
21254 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21255 (PARAM_AVG_ALIASED_VOPS): Likewise.
21256 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21257 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21258 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21259 (operand_build_cmp, copy_virtual_operands,
21260 create_ssa_artificial_load_stmt, add_to_addressable_set,
21261 gimple_add_to_addresses_taken): Remove public functions.
21262 (unlink_stmt_vdef): New function.
21264 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21266 * config.gcc (powerpc-*-linux*): Merge variants.
21268 2009-04-02 Chao-ying Fu <fu@mips.com>
21269 James Grosbach <james.grosbach@microchip.com>
21271 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21272 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21274 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21275 keep_interrupts_masked_p, use_debug_exception_return_p.
21276 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21277 keep_interrupts_masked, use_debug_exception_return.
21278 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21279 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21281 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21282 (mips_print_operand): Process COP0 registers to print $0 .. $31
21283 correctly for GAS to process.
21284 (mips_interrupt_extra_call_saved_reg_p): New function.
21285 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21287 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21288 (mips_compute_frame_info): Add supports for interrupt context that
21289 includes doubleword accumulators and COP0 registers.
21290 (mips_for_each_saved_acc): New function.
21291 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21292 mips_for_each_saved_reg.
21293 (mips_save_reg): Save accumulators.
21294 (mips_kernel_reg_p): A new for_each_rtx callback.
21295 (mips_expand_prologue): Support interrupt handlers.
21296 (mips_restore_reg): Restore accumulators.
21297 (mips_expand_epilogue): Support interrupt handlers.
21298 (mips_can_use_return_insn): Return false for interrupt handlers.
21299 (mips_epilogue_uses): New function.
21300 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21301 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21302 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21303 cop0_move): New instructions.
21304 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21305 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21307 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21309 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21310 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21311 interrupt handlers, we use K0 as the temporary register.
21312 (EPILOGUE_USES): Change to a function call.
21313 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21314 handlers, we use K0 as the temporary register.
21316 * doc/extend.texi (Function Attributes): Document interrupt,
21317 use_shadow_register_set, keep_interrupts_masked,
21318 use_debug_exception_return for MIPS attributes.
21320 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21322 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21323 Remove a number of t-files from tmake_file.
21324 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21325 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21326 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21327 target_prototype, not TARGET_PROTOTYPE.
21328 (LINK_OS_GNU_SPEC): Define.
21329 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21330 and darwin-ldoubdle.c.
21332 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21335 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21336 (cpp_options): Ditto.
21337 (default_compilers): Ditto.
21338 (display_help): Ditto.
21339 (process_command): Ditto.
21340 (do_spec_1): Ditto.
21341 (set_input): Use lbasename instead of duplicate code.
21342 (save_temps_prefix): New static for -save-temps=obj.
21343 (save_temps_length): Ditto.
21345 * doc/invoke.texi (-save-temps=obj): Document new variant to
21346 -save-temps switch.
21348 2009-04-02 Jeff Law <law@redhat.com>
21350 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21353 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21355 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21356 * configure: Regenerated.
21358 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21360 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21361 share the argument list.
21363 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21367 2009-02-12 Diego Novillo <dnovillo@google.com>
21369 * varpool.c (debug_varpool): New.
21370 * cgraph.h (debug_varpool): Declare.
21372 2009-04-02 Jan Hubicka <jh@suse.cz>
21374 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21377 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21379 * config/i386/i386.c (ix86_abi): Move initialization to ...
21380 (override_options): Here.
21382 2009-04-02 Christian Bruel <christian.bruel@st.com>
21384 * config/sh/sh.c (sh_dwarf_register_span): New function.
21385 (TARGET_DWARF_REGISTER_SPAN): Define.
21386 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21388 2009-04-02 Ira Rosen <irar@il.ibm.com>
21390 PR tree-optimization/39595
21391 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21392 interleaved loads group is not greater than the SLP group size.
21394 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21396 * builtins.c (is_builtin_name): New.
21397 (called_as_built_in): Use is_builtin_name.
21398 * tree.h (is_builtin_name): New.
21399 * varasm.c (incorporeal_function_p): Use is_builtin_name
21401 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21403 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21405 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21408 * c-decl.c (clone_underlying_type): Move this ...
21409 * c-common.c (set_underlying_type): ... here.
21410 Also, make sure the function properly sets TYPE_STUB_DECL() on
21411 the newly created typedef variant type.
21412 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21413 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21416 2009-04-02 Richard Guenther <rguenther@suse.de>
21418 PR tree-optimization/37221
21419 * tree-flow.h (degenerate_phi_result): Declare.
21420 * tree-ssa-dom.c (degenerate_phi_result): Export.
21421 * tree-scalar-evolution.c (analyze_initial_condition): If
21422 the initial condition is defined by a degenerate PHI node
21423 use the degenerate value.
21425 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21427 PR rtl-optimization/39588
21428 * combine.c (merge_outer_ops): Do not set the constant when this
21430 (simplify_shift_const_1): Do not modify it either in this case.
21432 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21434 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21435 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21437 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21440 * c-lex.c (interpret_float): Default (no suffix) is double.
21442 2009-04-1 Xinliang David Li <davidxl@google.com>
21444 * config/i386/i386.c (legitimate_constant_p): Recognize
21445 all one vector constant.
21447 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21449 * config/vax/vax.c: Add #includes to silence warnings.
21450 Change #include order to silence two warnings.
21452 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21454 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21455 (ASM_SPEC): Pass -k to the assembler for PIC code.
21457 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21459 * config.gcc: Add vax-*-linux* to the switch.
21460 * config/vax/linux.h: New file. (TARGET_VERSION,
21461 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21463 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21465 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21466 Use predicate macros instead of GET_CODE() == foo.
21467 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21468 ashlsi3, rotrsi3, <unnamed>): Likewise.
21470 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21472 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21473 jbbccihi, jbbccisi): Remova trailing whitespace.
21474 * config/vax/constraints.md: Likewise.
21475 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21476 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21477 * config/vax/predicates.md: Likewise.
21478 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21479 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21480 * config/vax/vax.h: Likewise.
21481 * config/vax/vax.md (nonlocal_goto): Likewise.
21483 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21485 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21486 (indirectable_address_p, adjacent_operands_p): Add spaces around
21488 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21490 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21492 * config/vax/vax.c (legitimate_constant_address_p,
21493 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21494 index_term_p, reg_plus_index_p, legitimate_address_p,
21495 vax_mode_dependent_address_p): Update comments to match functions
21496 modified by the recent int->bool conversion.
21498 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21500 * config/vax/builtins.md: Update copyright message.
21501 * config/vax/constraints.md: Likewise.
21502 * config/vax/netbsd-elf.h: Likewise.
21503 * config/vax/predicates.md: Likewise.
21504 * config/vax/vax-protos.h: Likewise.
21505 * config/vax/vax.c: Likewise.
21506 * config/vax/vax.h: Likewise.
21507 * config/vax/vax.md: Likewise.
21508 * config/vax/vax.opt: Likewise.
21510 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21512 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21513 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21514 * config/vax/constraints.md (B, R): Likewise.
21515 * config/vax/predicates.md (external_memory_operand,
21516 nonimmediate_addsub_di_operand): Likewise.
21517 * config/vax/vax.c (vax_output_int_add): Likewise.
21518 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21519 untyped_call): Likewise.
21521 2009-04-01 Matt Thomas <matt@3am-software.com>
21523 * config/vax/predicates.md: New file.
21524 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21525 external_const_operand, nonsymbolic_operand, external_memory_operand,
21526 indirect_memory_operand, indexed_memory_operand,
21527 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21528 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21530 * config/vax/constraints.md: New file.
21531 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21533 * config/vax/builtins.md: New file.
21534 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21535 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21537 * config/vax/vax.opt (mqmath): Add option.
21538 * config/vax/vax.md (isfx): Extend with DI.
21539 (VAXintQH, VAXintQHSD): Define.
21540 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21541 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21542 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21543 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21544 (movdi): Update constraints and use vax_output_int_move().
21545 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21546 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21547 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21548 nonlocal_goto): New.
21549 (mov<mode>): Extend accepted operand types.
21550 (subdi3_old): Rename from subdi3, change update constraints and use
21551 a new implementation.
21552 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21553 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21554 MOVE_RATIO, CLEAR_RATIO): Define.
21555 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21556 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21557 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21558 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21559 (split_quadword_operands): Make static and really allow variable
21561 (print_operand_address): Update for PIC generation.
21562 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21563 indexable_address_p, fixup_mathdi_operand,
21564 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21565 (vax_float_literal, legitimate_constant_p,
21566 indirectable_constant_address_p, index_term_p,
21567 reg_plus_index_p): Return bool instead of int.
21568 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21570 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21572 (vax_output_conditional_branch): Indent.
21573 (legitimate_constant_address_p, indirectable_constant_address_p,
21574 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21575 vax_mode_dependent_address_p): Return bool instead of int, update for
21577 * config/vax/vax-protos.h (legitimate_constant_address_p,
21578 legitimate_constant_p, legitimate_address_p,
21579 vax_mode_dependent_address_p): Change declaration to bool.
21580 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21581 vax_expand_addsub_di_operands, vax_output_int_subtract,
21582 vax_output_movmemsi): Declare.
21583 (split_quadword_operands, vax_float_literal): Delete declaration.
21584 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21585 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21586 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21587 ASM_OUTPUT_DWARF_PCREL): Define.
21588 (ASM_SPEC): Change definition to allow PIC generation.
21590 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21592 * doc/sourcebuild.texi: Update front-end requirements.
21594 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21597 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21598 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21599 (booldi3_internal3): Use boolean_or_operator instead of
21602 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21605 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21606 declarator whose size is not an integer constant expression but
21607 folds to an integer constant, then treat it as a constant
21610 2009-04-01 Richard Guenther <rguenther@suse.de>
21612 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21613 i * 4 + 2 to (i * 2 + 1) * 2.
21615 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21618 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21619 return if c_parser_asm_string_literal returned NULL.
21621 2009-04-01 Nick Clifton <nickc@redhat.com>
21623 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21625 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21626 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21627 other typedefs to avoid conflicts with libgcc2.c. Define labels
21628 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21630 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21631 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21634 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21636 * varasm.c (default_function_rodata_section): Declare DOT as
21639 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21640 Andrey Galkin <agalkin@hypercom.com>
21643 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21644 Make object_name unique for each process.
21646 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21649 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21650 addressable variables in the parallel that could go out of scope while
21651 running queued tasks.
21653 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21655 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21656 (CASE_VALUES_THRESHOLD): Redefine.
21657 * config/avr/avr.c (avr_override_options): Remove initialization of
21658 avr_case_values_threshold variable.
21659 (avr_case_values_threshold): Remove variable. Add new function.
21660 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21661 * config/avr/avr.opt (mno-tablejump): Remove option.
21662 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21664 2009-04-01 DJ Delorie <dj@redhat.com>
21666 * varasm.c (default_function_rodata_section): Don't assume
21667 anything about where the first '.' in the section name is.
21669 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21671 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21672 rs6000_emit_stack_tie.
21674 2009-03-31 Ian Lance Taylor <iant@google.com>
21676 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21677 gimple_code with GIMPLE_RESX, not RESX.
21679 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21681 * c-common.c (c_get_ident): New.
21682 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21684 2009-04-01 Ben Elliston <bje@au.ibm.com>
21686 * config/rs6000/sysv4.opt (msdata): Improve option description.
21688 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21690 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21691 (divdf3_internal_lat): Remove.
21692 (divxf3_internal_lat): Remove.
21693 (divxf3_internal_thr): Remove.
21694 (divxf): Use divxf3_internal.
21695 * config/ia64/div.md (divsf3_internal_lat): New.
21696 (divdf3_internal_lat): New.
21697 (divxf3_internal): New.
21699 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21702 * Makefile.in (USE_GCC_STDINT): Define.
21703 (stmp-int-hdrs): Install stdint.h if applicable.
21704 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21706 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21707 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21708 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21709 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21710 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21711 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21712 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21713 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21714 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21715 (c_common_nodes_and_builtins): Initialize
21716 underlying_wchar_type_node. Do not initialize
21717 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21718 nodes for new types.
21719 (c_stddef_cpp_builtins): Define macros for new types.
21720 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21722 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21723 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21724 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21725 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21726 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21727 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21728 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21729 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21730 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21731 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21732 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21733 int16_type_node, int32_type_node, int64_type_node,
21734 uint8_type_node, uint16_type_node, c_uint32_type_node,
21735 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21736 int_least32_type_node, int_least64_type_node,
21737 uint_least8_type_node, uint_least16_type_node,
21738 uint_least32_type_node, uint_least64_type_node,
21739 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21740 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21741 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21742 uintptr_type_node): Define.
21743 * c-cppbuiltin.c (builtin_define_constants,
21744 builtin_define_type_minmax): New.
21745 (builtin_define_stdint_macros): Define more macros.
21746 (c_cpp_builtins): Define more limit macros.
21747 (type_suffix): New.
21748 (builtin_define_type_max): Define in terms of
21749 builtin_define_type_minmax. Remove is_long parameter. All
21751 * config.gcc (use_gcc_stdint): Define.
21752 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21753 Add newlib-stdint.h for generic targets.
21754 * config/glibc-stdint.h, config/newlib-stdint.h,
21755 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21756 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21757 * config/score/score.h (UINTPTR_TYPE): Define.
21758 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21759 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21760 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21761 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21762 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21763 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21764 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21765 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21766 * config/spu/spu.h (STDINT_LONG32): Define.
21767 * configure.ac (use_gcc_stdint): Substitute.
21768 * configure: Regenerate.
21769 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21770 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21771 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21772 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21773 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21774 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21775 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21776 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21777 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21778 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21779 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21780 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21781 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21782 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21783 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21784 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21785 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21786 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21787 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21788 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21789 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21790 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21791 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21792 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21793 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21794 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21795 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21796 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21797 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21799 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21801 * loop-iv.c (suitable_set_for_replacement): Renamed from
21802 simplify_using_assignment; changed to return bool and to accept new
21803 args DEST and SRC. Return true iff we find a source/destination pair
21804 that can be used to make a replacement, and fill SRC and DEST if so.
21805 Remove arg ALTERED. Don't deal with altered regs here. All callers
21807 (simplify_using_initial_values): Deal with altered regs here and track
21808 more precisely the effect they have on the validity of our expression.
21810 * loop-iv.c (simplify_using_condition): A condition of the form
21811 (EQ REG CONST) can be used to simply make a substitution.
21812 (simplify_using_initial_values): Keep track of conditions we have seen
21813 and keep using them to simplify new expressions, while applying the
21814 same substitutions to them as to the expression.
21816 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21817 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21820 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21821 changed. Use this when trying to improve the upper bound.
21822 Generate the comparison by using simplify_gen_relational.
21824 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21826 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21828 (simplify_using_assignment, simplify_using_initial_values): Call
21829 replace_in_expr to make replacements. Call replace_single_def_regs
21830 once on the initial version of the expression.
21832 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21835 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21837 2009-03-31 Richard Guenther <rguenther@suse.de>
21839 PR middle-end/31029
21840 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21841 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21843 2009-03-31 Richard Guenther <rguenther@suse.de>
21845 * tree.h (div_if_zero_remainder): Declare.
21846 * fold-const.c (div_if_zero_remainder): Export.
21847 * tree-ssa-forwprop.c
21848 (forward_propagate_addr_into_variable_array_index): Handle
21849 constant array index addition outside of the variable index.
21851 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21854 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21855 define_splits, floatunssi<mode>2): Require x87 conversions from
21856 DImode to be permitted.
21858 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21860 PR preprocessor/15638
21861 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21863 2009-03-31 Richard Guenther <rguenther@suse.de>
21865 PR middle-end/23401
21866 PR middle-end/27810
21867 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21868 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21869 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21870 a separate statement.
21871 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21872 (lookup_tmp_var): Likewise.
21873 (is_gimple_formal_tmp_or_call_rhs): Remove.
21874 (is_gimple_reg_or_call_rhs): Rename to ...
21875 (is_gimple_reg_rhs_or_call): ... this.
21876 (is_gimple_mem_or_call_rhs): Rename to ...
21877 (is_gimple_mem_rhs_or_call): ... this.
21878 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21879 DECL_GIMPLE_REG_P only if is_formal is true.
21880 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21881 for non-proper post-modify expression gimplification.
21882 (gimplify_self_mod_expr): For post-modify expressions gimplify
21883 the lvalue to a minimal lvalue.
21884 (rhs_predicate_for): Remove formal temp case.
21885 (gimplify_modify_expr_rhs): Likewise.
21886 (gimplify_addr_expr): Use is_gimple_reg.
21887 (gimplify_expr): Remove formal temp cases.
21888 (gimple_regimplify_operands): Likewise.
21889 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21890 and FILTER_EXPR like constants.
21891 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21893 (is_gimple_formal_tmp_rhs): Remove.
21894 (is_gimple_reg_rhs): Remove special casing.
21895 (is_gimple_mem_rhs): Fix.
21896 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21897 (is_gimple_formal_tmp_var): Remove.
21898 (is_gimple_formal_tmp_reg): Likewise.
21899 (is_gimple_min_lval): Allow invariant component ref parts.
21900 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21901 is_gimple_formal_tmp_reg): Remove declarations.
21902 * tree-cfg.c (verify_expr): Verify that variables with address
21903 taken do not have DECL_GIMPLE_REG_P set.
21904 * tree-mudflap.c (mf_build_check_statement_for): Use
21905 force_gimple_operand instead of gimplify_expr.
21907 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21909 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21910 schedulable rows to compute_split_row.
21912 2009-03-31 Ben Elliston <bje@au.ibm.com>
21915 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21918 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21920 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21921 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21922 * configure: Regenerate.
21923 * config.in: Regenerate.
21924 * config/rs6000/rs6000.opt (mtls-markers): Add.
21925 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21926 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21927 (tls_ld_aix, tls_ld_sysv): Likewise.
21928 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21929 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21931 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21933 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21935 2009-03-30 Jan Hubicka <jh@suse.cz>
21937 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21939 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21940 detection and label handling.
21942 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21944 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21945 left_conflicts_size.
21946 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21947 ALLOCNO_LEFT_CONFLICTS_SIZE.
21949 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21950 remove_allocno_from_bucket_and_push,
21951 allocno_spill_priority_compare, push_allocnos_to_stack,
21952 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21953 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21954 (setup_allocno_left_conflicts_num): Ditto. Rename to
21955 setup_allocno_left_conflicts_size.
21956 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21957 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21958 setup_allocno_left_conflicts_size instead of
21959 setup_allocno_left_conflicts_num.
21961 * ira-build.c (ira_create_allocno): Use
21962 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21963 ALLOCNO_LEFT_CONFLICTS_NUM.
21965 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21967 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21968 instead of DF_LR_OUT.
21970 * ira-lives.c (process_bb_node_lives): Ditto.
21972 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21973 instead of DF_LR_{OUT,IN}.
21975 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21977 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21979 2009-03-30 Jan Hubicka <jh@suse.cz>
21981 * except.c (label_to_region_map): Fix thinko.
21983 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21985 PR middle-end/38237
21986 * tree.h (tree_find_value): New declaration.
21987 * tree.c (tree_find_value): New function.
21988 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21990 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21993 * c-decl.c (struct c_binding): Add locus field.
21994 (bind): Add locus argument, set locus field from it.
21995 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21996 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21997 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21998 implicitly_declare, undeclared_variable, lookup_label,
21999 declare_label, c_make_fname_decl, c_builtin_function,
22000 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22003 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22006 * config/i386/i386.c (classify_argument): Check total size of
22009 2009-03-30 Martin Jambor <mjambor@suse.cz>
22011 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22012 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22013 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22016 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22017 seen_variable_array_ref while also traversing a union.
22019 * tree-inline.c (optimize_inline_calls): Do not call
22020 cgraph_node_remove_callees.
22021 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22022 (pass_remove_cgraph_callee_edges): New variable.
22023 * passes.c (init_optimization_passes): Add
22024 pass_remove_cgraph_callee_edges after early inlining and before all
22025 late intraprocedural passes.
22027 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22029 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22031 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22032 Fix typos in names.
22034 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22036 * combine.c (simplify_comparison): Use have_insn_for.
22037 * dojump.c (do_jump): Likewise.
22039 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22041 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22042 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22043 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22044 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22045 instead of sparc_compare_emitted.
22046 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22047 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22048 instead of sparc_compare_emitted.
22050 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22052 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22053 enter/exit cfglayout mode.
22054 (pass_partition_block): Require it.
22055 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22056 (combine_instructions): Track basic blocks instead of labels.
22057 (update_cfg_for_uncondjump): New.
22058 (try_combine): Use it. Update jumps after rescanning.
22059 (pass_combine): Require PROP_cfglayout.
22060 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22062 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22064 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22065 Provide/destroy PROP_cfglayout respectively.
22066 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22067 * tree-pass.h (PROP_cfglayout): New.
22069 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22071 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22072 fold_convert_const_fixed_from_fixed,
22073 fold_convert_const_fixed_from_int,
22074 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22075 set TREE_CONSTANT_OVERFLOW.
22076 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22077 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22079 2009-03-30 Ira Rosen <irar@il.ibm.com>
22081 * tree-vect-loop-manip.c: New file.
22082 * tree-vectorizer.c: Update documentation and included files.
22083 (vect_loop_location): Make extern.
22084 (rename_use_op): Move to tree-vect-loop-manip.c
22085 (rename_variables_in_bb, rename_variables_in_loop,
22086 slpeel_update_phis_for_duplicate_loop,
22087 slpeel_update_phi_nodes_for_guard1,
22088 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22089 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22090 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22091 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22092 find_loop_location): Likewise.
22093 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22094 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22095 get_vectype_for_scalar_type, vect_is_simple_use,
22096 supportable_widening_operation, supportable_narrowing_operation):
22098 (bb_in_loop_p): Move to tree-vect-loop.c.
22099 (new_loop_vec_info, destroy_loop_vec_info,
22100 reduction_code_for_scalar_code, report_vect_op,
22101 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22102 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22103 (vect_supportable_dr_alignment): Likewise.
22104 * tree-vectorizer.h (tree-data-ref.h): Include.
22105 (vect_loop_location): Declare.
22106 Reorganize function declarations according to the new file structure.
22107 * tree-vect-loop.c: New file.
22108 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22109 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22110 * tree-vect-data-refs.c: New file.
22111 * tree-vect-patterns.c (timevar.h): Don't include.
22112 * tree-vect-stmts.c: New file.
22113 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22114 tree-vect-slp.c, tree-vect-loop.c.
22115 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22116 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22117 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22118 (tree-vect-analyze.o): Remove.
22119 (tree-vect-transform.o): Likewise.
22120 (tree-vect-data-refs.o): Add rule.
22121 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22122 tree-vect-slp.o): Likewise.
22123 (tree-vect-patterns.o): Remove redundant dependencies.
22124 (tree-vectorizer.o): Likewise.
22125 * tree-vect-slp.c: New file.
22127 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22129 * optc-gen.awk: Warn if an option flag has multiple different
22132 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22134 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22135 -floop-block): Document dependences on PPL, CLooG and Graphite.
22137 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22139 PR rtl-optimization/323
22140 * c-common.c (c_fully_fold, convert_and_check,
22141 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22142 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22143 * c-common.def (EXCESS_PRECISION_EXPR): New.
22144 * c-cppbuiltin.c (builtin_define_float_constants): Define
22145 constants with enough digits for long double.
22146 * c-lex.c (interpret_float): Interpret constant with excess
22147 precision where appropriate.
22148 * c-opts.c (c_common_post_options): Set
22149 flag_excess_precision_cmdline. Give an error for
22150 -fexcess-precision=standard for C++ for processors where the
22151 option is significant.
22152 * c-parser.c (c_parser_conditional_expression): Handle excess
22153 precision in condition.
22154 * c-typeck.c (convert_arguments): Handle arguments with excess
22156 (build_unary_op): Move excess precision outside operation.
22157 (build_conditional_expr): Likewise.
22158 (build_compound_expr): Likewise.
22159 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22160 (build_modify_expr): Handle excess precision in RHS.
22161 (convert_for_assignment): Handle excess precision in converted
22163 (digest_init, output_init_element, process_init_element): Handle
22164 excess precision in initializer.
22165 (c_finish_return): Handle excess precision in return value.
22166 (build_binary_op): Handle excess precision in operands and add
22167 excess precision as needed for operation.
22168 * common.opt (-fexcess-precision=): New option.
22169 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22170 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22171 For standard excess precision, output explicit conversion to and
22172 truncation from XFmode.
22173 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22174 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22175 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22176 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22177 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22178 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22179 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22180 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22181 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22182 define_splits, sqrt<mode>2): Disable where appropriate for
22183 standard excess precision.
22184 * convert.c (convert_to_real): Do not shorten arithmetic to type
22185 for which excess precision would be used.
22186 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22187 * doc/invoke.texi (-fexcess-precision=): Document option.
22188 (-mfpmath=): Correct index entry.
22189 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22190 flag_excess_precision): New.
22191 * langhooks.c (lhd_post_options): Set
22192 flag_excess_precision_cmdline.
22193 * opts.c (common_handle_option): Handle -fexcess-precision=.
22194 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22195 init_excess_precision): New.
22196 (lang_dependent_init_target): Call init_excess_precision.
22197 * tree.c (excess_precision_type): New.
22198 * tree.h (excess_precision_type): Declare.
22200 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22203 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22204 non-lvalue to component.
22206 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22208 PR preprocessor/34695
22209 * Makefile.in (c-opts.o): Depend on c-tree.h.
22210 * c-common.c: Move down include of diagnostic.h.
22211 (done_lexing, c_cpp_error): New.
22212 * c-common.h (done_lexing): Declare.
22213 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22215 * c-opts.c: Include c-tree.h.
22216 (c_common_init_options): Set preprocessor error callback.
22217 (c_common_handle_option): Do not set preprocessor
22218 inhibit_warnings, warnings_are_errors, warn_system_headers,
22219 pedantic_errors or inhibit_warnings flags.
22220 (c_common_post_options): Do not check cpp_errors (parse_in).
22221 (c_common_finish): Do not output dependencies if there were
22222 errors. Do not check return value of cpp_finish.
22223 * c-ppoutput.c (pp_file_change): Set input_location.
22224 * c-tree.h (c_cpp_error): Declare.
22225 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22227 (diagnostic_build_prefix): Check override_column.
22228 * diagnostic.h (diagnostic_info): Add override_column field.
22229 (diagnostic_override_column): Define.
22231 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22233 * c-common.c (c_expand_expr, c_staticp): Remove.
22234 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22235 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22236 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22237 * c-gimplify.c (gimplify_compound_literal_expr,
22238 optimize_compound_literals_in_ctor): Remove.
22239 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22240 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22241 * c-semantics.c (emit_local_var): Remove.
22243 * langhooks-def.h (lhd_expand_expr): Remove.
22244 * langhooks.c (lhd_expand_expr): Remove.
22245 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22247 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22248 handling from c-semantics.c; don't call into langhook.
22249 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22250 * gimplify.c (gimplify_compound_literal_expr,
22251 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22252 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22253 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22254 as was done in c-gimplify.c.
22255 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22256 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22257 Move from c-common.h.
22258 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22260 * tree.c (staticp): Do not call langhook.
22261 * langhooks.c (lhd_staticp): Delete.
22262 * langhooks-def.h (lhd_staticp): Delete prototype.
22263 (LANG_HOOKS_STATICP): Delete.
22264 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22266 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22267 instead of DECL_STMTs.
22269 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22277 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22279 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22280 contained expression.
22281 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22282 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22283 conditional expressions for C.
22284 (decl_constant_value_for_optimization): Move from
22285 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22286 whether optimizing and that the expression is a VAR_DECL not of
22287 array type instead of doing such checks in the caller. Do not
22288 check pedantic. Call gcc_unreachable for C++.
22289 * c-common.def (C_MAYBE_CONST_EXPR): New.
22290 * c-common.h (c_fully_fold, c_save_expr,
22291 decl_constant_value_for_optimization): New prototypes.
22292 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22293 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22294 EXPR_INT_CONST_OPERANDS): Define.
22295 * c-convert.c (convert): Strip nops from expression.
22296 * c-decl.c (groktypename): Take extra parameters expr and
22297 expr_const_operands. Update call to grokdeclarator.
22298 (start_decl): Update call to grokdeclarator. Add statement for
22299 expressions used in type of decl.
22300 (grokparm): Update call to grokdeclarator.
22301 (push_parm_decl): Update call to grokdeclarator.
22302 (build_compound_literal): Add parameter non_const and build a
22303 C_MAYBE_COSNT_EXPR if applicable.
22304 (grokdeclarator): Take extra parameters expr and
22305 expr_const_operands. Track expressions used in declaration
22306 specifiers and declarators. Fold array sizes and track whether
22307 they are constant expressions and whether they are integer
22308 constant expressions.
22309 (parser_xref_tag): Set expr and expr_const_operands fields in
22311 (grokfield): Update call to grokdeclarator.
22312 (start_function): Update call to grokdeclarator.
22313 (build_null_declspecs): Set expr and expr_const_operands fields in
22315 (declspecs_add_type): Handle expressions in typeof specifiers.
22316 * c-parser.c (c_parser_declspecs): Set expr and
22317 expr_const_operands fields for declaration specifiers.
22318 (c_parser_enum_specifier): Likewise.
22319 (c_parser_struct_or_union_specifier): Likewise.
22320 (c_parser_typeof_specifier): Likewise. Update call to
22321 groktypename. Fold expression as needed. Return expressions with
22322 type instead of adding statements.
22323 (c_parser_attributes): Update calls to c_parser_expr_list.
22324 (c_parser_statement_after_labels): Fold expression before passing
22325 to objc_build_throw_stmt.
22326 (c_parser_condition): Fold expression.
22327 (c_parser_asm_operands): Fold expression.
22328 (c_parser_conditional_expression): Use c_save_expr. Update call
22329 to build_conditional_expr.
22330 (c_parser_alignof_expression): Update call to groktypename.
22331 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22332 original_code. Fold expression argument of va_arg. Create
22333 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22334 argument to va_arg. Update calls to groktypename. Fold array
22335 index for offsetof. Verify that first argument to
22336 __builtin_choose_expr has integer type.
22337 (c_parser_postfix_expression_after_paren_type): Update calls to
22338 groktypename and build_compound_literal. Handle expressions with
22339 side effects in type name.
22340 (c_parser_postfix_expression_after_primary): Update call to
22341 c_parser_expr_list. Set original_code for calls to
22342 __builtin_constant_p.
22343 (c_parser_expr_list): Take extra parameter fold_p. Fold
22344 expressions if requested.
22345 (c_parser_objc_type_name): Update call to groktypename.
22346 (c_parser_objc_synchronized_statement): Fold expression.
22347 (c_parser_objc_receiver): Fold expression.
22348 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22349 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22350 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22351 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22352 (struct c_typespec): Add elements expr and expr_const_operands.
22353 (struct c_declspecs): Add elements expr and expr_const_operands.
22354 (groktypename, build_conditional_expr, build_compound_literal):
22356 (in_late_binary_op): Declare.
22357 * c-typeck.c (note_integer_operands): New function.
22358 (in_late_binary_op): New variable.
22359 (decl_constant_value_for_broken_optimization): Move to c-common.c
22360 and rename to decl_constant_value_for_optimization.
22361 (default_function_array_conversion): Do not strip nops.
22362 (default_conversion): Do not call
22363 decl_constant_value_for_broken_optimization.
22364 (build_array_ref): Do not fold result.
22365 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22366 result when operand is a VLA.
22367 (c_expr_sizeof_type): Update call to groktypename. Handle
22368 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22369 result when operand names a VLA type.
22370 (build_function_call): Update call to build_compound_literal.
22371 Only fold result for calls to __builtin_* functions. Strip
22372 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22373 the function designator.
22374 (convert_arguments): Fold arguments. Update call to
22375 convert_for_assignment.
22376 (build_unary_op): Handle increment and decrement of
22377 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22378 decrement earlier. Fold operand of increment and decrement.
22379 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22380 built for integer operand. Wrap returns that are INTEGER_CSTs
22381 without being integer constant expressions or that have integer
22382 constant operands without being INTEGER_CSTs.
22383 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22384 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22385 result is an integer constant expression or can be used in
22386 unevaluated parts of one and avoid folding and wrap as
22387 appropriate. Fold operands before possibly doing -Wsign-compare
22389 (build_compound_expr): Wrap result for C99 if operands can be used
22390 in integer constant expressions.
22391 (build_c_cast): Update call to digest_init. Do not ignore
22392 overflow from casting floating-point constants to integers. Wrap
22393 results that could be confused with integer constant expressions,
22394 null pointer constants or floating-point constants.
22395 (c_cast_expr): Update call to groktypename. Handle expressions
22396 included in type name.
22397 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22398 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22399 Update calls to convert_for_assignment.
22400 (convert_for_assignment): Take new parameter
22401 null_pointer_constant. Do not strip nops or call
22402 decl_constant_value_for_broken_optimization. Set
22403 in_late_binary_op for conversions to boolean.
22404 (store_init_value): Update call to digest_init.
22405 (digest_init): Take new parameter null_pointer_constant. Do not
22406 call decl_constant_value_for_broken_optimization. pedwarn for
22407 initializers not constant expressions. Update calls to
22408 convert_for_assignment.
22409 (constructor_nonconst): New.
22410 (struct constructor_stack): Add nonconst element.
22411 (really_start_incremental_init, push_init_level, pop_init_level):
22412 Handle constructor_nonconst and nonconst element.
22413 (set_init_index): Call constant_expression_warning for array
22415 (output_init_element): Fold value. Set constructor_nonconst as
22416 applicable. pedwarn for initializers not constant expressions.
22417 Update call to digest_init. Call constant_expression_warning
22418 where constant initializers are required.
22419 (process_init_element): Use c_save_expr.
22420 (c_finish_goto_ptr): Fold expression.
22421 (c_finish_return): Fold return value. Update call to
22422 convert_for_assignment.
22423 (c_start_case): Fold switch expression.
22424 (c_process_expr_stmt): Fold expression.
22425 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22426 ensure statement expression is not evaluated in constant expression.
22427 (build_binary_op): Track whether results are integer constant
22428 expressions or may occur in such, disable folding and wrap results
22429 as applicable. Fold operands for -Wsign-compare warnings unless
22431 (c_objc_common_truthvalue_conversion): Handle results folded to
22432 integer constants that are not integer constant expressions.
22433 * doc/extend.texi: Document when typeof operands are evaluated,
22434 that condition of __builtin_choose_expr is an integer constant
22435 expression, and more about use of __builtin_constant_p in
22438 2009-03-29 Richard Guenther <rguenther@suse.de>
22440 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22441 propagate addresses of array references.
22443 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22445 * regmove.c (perhaps_ends_bb_p): Remove.
22446 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22447 from INSN and check that the main loop stays within that basic block.
22448 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22449 (regmove_forward_pass): Split out from regmove_optimize. Use
22450 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22451 (regmove_backward_pass): Split out from regmove_optimize. Use
22452 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22453 (regmove_optimize): Simplify.
22455 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22458 * config/i386/i386.c (classify_argument): Ignore flexible array
22459 member in struct and warn ABI change.
22461 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22463 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22465 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22466 (ix86_adjust_cost): Updated.
22468 2009-03-29 Jan Hubicka <jh@suse.cz>
22470 PR middle-end/28850
22471 * tree-pass.h (pass_cleanup_eh): New function.
22472 (remove_unreachable_regions): Break code handling RTL
22473 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22474 that can not be reached by runtime.
22475 (can_be_reached_by_runtime): New function.
22476 (label_to_region_map): New function.
22477 (num_eh_regions): New function.
22478 (rtl_remove_unreachable_regions): New function.
22479 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22480 (remove_eh_region): New function.
22481 * except.h: Include sbitmap and vecprim.
22482 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22483 num_eh_regions): Declare.
22484 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22485 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22486 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22487 (tree_empty_eh_handler_p): New function.
22488 (cleanup_empty_eh): New function.
22489 (cleanup_eh): New function.
22490 (pass_cleanup_eh): New function.
22492 2009-03-29 Jan Hubicka <jh@suse.cz>
22494 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22495 for removed regions.
22497 2009-03-29 Jan Hubicka <jh@suse.cz>
22499 * except.c (dump_eh_tree): Dump all datastructures.
22501 2009-03-29 Jan Hubicka <jh@suse.cz>
22503 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22504 (duplicate_eh_regions_1): Likewise.
22505 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22506 vector; call EH verification.
22507 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22508 Be ready for region being removed.
22510 2009-03-29 Jan Hubicka <jh@suse.cz>
22512 * bitmap.c (bitmap_last_set_bit): New function.
22513 * bitmap.h (bitmap_last_set_bit): Declare.
22515 2009-03-29 David Ayers <ayers@fsfe.org>
22518 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22519 by calling objc_compare_types and surpress warnings about
22520 incompatible C pointers that are compatible ObjC pointers.
22522 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22524 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22525 call initialize_inline_failed.
22526 (initialize_inline_failed): Move it from here ...
22527 * cgraph.c (initialize_inline_failed): ... to here.
22528 (cgraph_create_edge): Call initialize_inline_failed rather than
22529 setting inline_failed directly.
22531 2009-03-29 Ben Elliston <bje@au.ibm.com>
22534 * sysv4.opt (msdata): Improve comment.
22535 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22536 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22538 2009-03-29 Ben Elliston <bje@au.ibm.com>
22541 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22542 load and store attributes.
22544 2009-03-29 Ben Elliston <bje@au.ibm.com>
22546 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22547 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22548 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22549 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22550 __builtin_infq and __builtin_huge_valq.
22552 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22554 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22556 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22557 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22559 2009-03-28 Xinliang David Li <davidxl@google.com>
22561 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22562 (do_dbg_cnt): New function.
22564 2009-03-28 Jan Hubicka <jh@suse.cz>
22566 Merge from pretty-ipa:
22568 2009-03-27 Jan Hubicka <jh@suse.cz>
22570 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22571 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22572 * passes.c (function_called_by_processed_nodes_p): New.
22573 * ipa-pure-const.c (check_call): Fix handling of operands.
22574 (analyze_function): Dump debug output for skipped bodies.
22575 (local_pure_const): Use function_called_by_processed_nodes_p.
22576 * dwarf2out.c (reference_to_unused): Use output.
22577 * passes.c (do_per_function_toporder): Likewise.
22579 2008-11-12 Jan Hubicka <jh@suse.cz>
22581 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22582 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22583 state_set_in_source enum
22584 (check_decl): Ignore memory tags; do not set fake looping flags;
22586 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22587 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22588 (check_call, analyze_function): Rewrite.
22590 (add_new_function): Update call of analyze_function.
22591 (generate_summary): Add call of analyze_function.
22592 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22593 (local_pure_const): New function.
22594 (pass_local_pure_const): New pass.
22595 * ipa-inline.c (inline_transform): Set after_inlining.
22596 * tree-eh.c (stmt_can_throw_external): New.
22597 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22598 work with aliasing built.
22599 * tree-flow.h (stmt_can_throw_external): New.
22600 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22601 and local pure/const pass in early and late optimization queue.
22603 2009-03-28 Martin Jambor <mjambor@suse.cz>
22605 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22607 (fold_binary): Allow function decl aligment consideration is the
22608 second argument is integer constant one.
22609 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22610 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22611 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22613 2009-03-28 Jan Hubicka <jh@suse.cz>
22615 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22616 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22617 * function.h (rtl_data): Add nothrow flag.
22618 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22619 set DECL_NOTHROW for AVAILABLE functions.
22621 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22623 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22624 following vector keyword has expansion starting with pixel or bool
22625 keyword, expand vector to __vector and pixel or bool to __pixel or
22629 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22630 warn_if_disallowed_function_p): Removed.
22631 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22632 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22633 warning_if_disallowed_function_p.
22634 * flags.h (warn_if_disallowed_function_p,
22635 warn_disallowed_functions): Removed.
22636 * common.opt (Wdisallowed-function-list=): Removed.
22637 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22639 2009-03-28 Richard Guenther <rguenther@suse.de>
22641 PR tree-optimization/38723
22642 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22645 2009-03-28 Jan Hubicka <jh@suse.cz>
22647 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22648 test introduced by my previous patch.
22650 2009-03-28 Richard Guenther <rguenther@suse.de>
22652 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22653 the PHIs value undefined.
22655 2009-03-28 Jan Hubicka <jh@suse.cz>
22657 * tree-pass.h (pass_fixup_cfg): New pass.
22658 * ipa-inline.c (inline_transform): Set
22659 always_inline_functions_inlined/after_inlining.
22660 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22661 (pass_fixup_cfg): New pass.
22662 * passes.c (init_optimization_passes): Add fixup_cfg.
22664 2009-03-28 Richard Guenther <rguenther@suse.de>
22666 PR tree-optimization/38458
22667 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22668 argument use the arguments copy-of value.
22670 2009-03-28 Richard Guenther <rguenther@suse.de>
22672 PR tree-optimization/38180
22673 * tree-ssa-ccp.c (get_default_value): Simplify.
22674 (likely_value): Likewise.
22675 (surely_varying_stmt_p): Properly handle VOP case.
22676 (ccp_initialize): Likewise.
22677 (ccp_fold): Handle propagating through *&.
22678 (fold_const_aggregate_ref): Also handle decls.
22680 2009-03-28 Jan Hubicka <jh@suse.cz>
22682 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22683 * cgraph.h (cgraph_node): Likewise.
22684 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22685 (cgraph_reset_node): Use process flag.
22686 (cgraph_mark_functions_to_output): Likewise.
22687 (cgraph_expand_function): Likewise.
22688 (cgraph_expand_all_functions): Likewise.
22689 (cgraph_output_in_order): Likewise.
22690 * dwarf2out.c (reference_to_unused): Likewise.
22691 * passes.c do_per_function_toporder): Likewise.
22693 2009-03-28 Jan Hubicka <jh@suse.cz>
22695 Bring from lto-branch:
22697 2008-09-03 Doug Kwan <dougkwan@google.com>
22699 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22700 enums instead of reason strings.
22701 * cgraph.c (cgraph_create_edge): Same.
22702 (cgraph_inline_failed_string): New function.
22703 * cgraph.h (cgraph_inline_failed_t): New enum type.
22704 (cgraph_inline_failed_string): New prototype.
22705 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22706 char pointer to cgraph_inline_failed_t.
22707 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22708 (cgraph_default_inline_p): Ditto.
22709 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22710 to cgraph_inline_failed_t pointer.
22711 * cif-code.def: New file.
22712 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22714 (cgraph_check_inline_limits): Change type of REASON to pointer to
22715 cgraph_inline_failed_t. Replace reason strings with enums.
22716 (cgraph_default_inline_p): Ditto.
22717 (cgraph_recursive_inlining_p): Ditto.
22718 (update_caller_keys): Change type of FAILED_REASON to
22719 cgraph_inline_failed_t.
22720 (cgraph_set_inline_failed): Change type of REASON to pointer to
22721 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22722 convert enums to strings for text output.
22723 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22724 to be of type cgraph_inline_failed_t. Replace reason strings with
22725 enums. Call cgraph_inline_failed_string to covert enums
22726 to strings for text output.
22727 (cgraph_decide_inlining): Replace reason strings with enums.
22728 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22729 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22731 * tree-inline.c (expand_call_inline): Change type of REASON
22732 to cgraph_inline_failed_t. Replace reason strings with enums.
22733 Call cgraph_inline_failed_string for text output.
22734 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22737 2009-03-28 Jan Hubicka <jh@suse.cz>
22739 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22740 cgraph_clone_node): Remove master clone handling.
22741 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22742 * cgraph.h (master_clone): Remove.
22743 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22744 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22745 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22747 2009-03-28 Jan Hubicka <jh@suse.cz>
22749 * cgraph.c (cgraph_function_body_availability): Functions declared
22750 inline are always safe to assume that it is not going to be replaced.
22752 2009-03-28 Richard Guenther <rguenther@suse.de>
22754 PR tree-optimization/38513
22755 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22756 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22757 EXC_PTR_EXPR and FILTER_EXPR.
22758 (get_ref_from_reference_ops): Likewise.
22760 2009-03-28 Richard Guenther <rguenther@suse.de>
22762 PR tree-optimization/38968
22763 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22764 Use FLOOR_MOD_EXPR to compute misalignment.
22766 2009-03-28 Richard Guenther <rguenther@suse.de>
22768 PR tree-optimization/37795
22769 * tree.h (combine_comparisons): Declare.
22770 * fold-const.c (combine_comparisons): Export.
22771 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22773 (ifcombine_iforif): Use combine_comparisons.
22775 2009-03-28 Jan Hubicka <jh@suse.cz>
22777 * tree-eh.c (inlinable_call_p): New function.
22778 (make_eh_edges): Use it.
22779 (verify_eh_edges): Use it.
22780 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22781 * except.c (reachable_next_level): Add inlinable_function argument
22782 (sjlj_find_directly_reachable_regions): Update.
22783 (add_reachable_handler): Do not set saw_any_handlers.
22784 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22785 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22786 Add new inlinable call parameter.
22787 (can_throw_internal, can_throw_external): Update.
22788 * except.h (can_throw_internal_1, can_throw_external_1,
22789 foreach_reachable_handler): Update declaration.
22791 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22793 * config/arm/t-arm-coff, config/h8300/coff.h,
22794 config/i386/i386-aout.h, config/i386/i386-coff.h,
22795 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22796 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22797 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22798 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22799 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22800 sys-types.h: Remove.
22801 * Makefile.in: Remove protoize and fixproto support and references
22803 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22804 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22806 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22807 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22808 unprotoize$(exeext).
22809 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22810 (.PHONY): Don't depend on proto.
22811 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22812 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22813 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22814 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22815 build/gen-protos.o, build/scan.o, xsys-protos.h,
22816 build/fix-header$(build_exeext), build/fix-header.o,
22817 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22818 stmp-install-fixproto): Remove.
22819 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22820 SYSCALLS.c or fixproto files.
22821 (install-common): Don't install protoize.
22822 (install-headers-tar, install-headers-cpio, install-headers-cp):
22823 Don't depend on $(STMP_FIXPROTO).
22824 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22825 install fixproto files or write out fixproto settings.
22826 (uninstall): Don't uninstall protoize.
22827 * config.gcc (use_fixproto): Remove.
22828 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22829 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22830 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22831 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22832 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22833 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22834 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22835 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22836 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22837 * config/t-vxworks (STMP_FIXPROTO): Remove.
22838 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22839 STMP_FIXPROTO): Remove.
22840 * config.in, configure: Regenerate.
22841 * crtstuff.c (gid_t, uid_t): Don't undefine.
22842 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22843 (arm-*-coff, arm-*-aout: Remove target entries.
22844 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22845 Remove mention of AIX 4.1.
22846 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22847 * doc/invoke.texi (Running Protoize): Remove.
22848 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22849 (Protoize Caveats): Remove.
22850 * tsystem.h: Update comments on headers assumed to exist.
22852 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22854 * genautomata.c: Add a new year to the copyright. Add a new
22856 (struct insn_reserv_decl): Add comments for member bypass_list.
22857 (find_bypass): Remove.
22858 (insert_bypass): New.
22859 (process_decls): Use insert_bypass.
22860 (output_internal_insn_latency_func): Output all bypasses with the
22861 same input insn in one switch case.
22863 * rtl.def (define_bypass): Describe bypass choice.
22864 * doc/md.texi (define_bypass): Ditto.
22866 2009-03-27 Richard Guenther <rguenther@suse.de>
22868 * gimplify.c (mark_addressable): Export.
22869 * tree-flow.h (mark_addressable): Declare.
22870 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22871 * tree-ssa.c (verify_phi_args): Verify that address taken
22872 variables have TREE_ADDRESSABLE set.
22874 2009-03-27 Richard Guenther <rguenther@suse.de>
22876 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22877 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22878 Do not mark decls TREE_ADDRESSABLE.
22879 (build_fold_addr_expr): Adjust.
22880 (fold_addr_expr): Remove.
22881 (fold_unary): Use build_fold_addr_expr.
22882 (fold_comparison): Likewise.
22883 (split_address_to_core_and_offset): Likewise.
22884 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22886 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22887 (gimplify_modify_expr_to_memcpy): Mark source and destination
22889 * omp-low.c (create_omp_child_function): Mark the object decl
22891 (lower_rec_input_clauses): Mark the var we take the address of
22893 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22895 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22897 PR middle-end/39315
22898 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22899 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22901 2009-03-27 Richard Guenther <rguenther@suse.de>
22903 PR tree-optimization/39120
22904 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22906 (handle_lhs_call): Process return constraints. Add escape
22907 constraints if necessary.
22908 (handle_const_call): Fill out return constraints. Make nested
22909 case more precise. Avoid consttmp if possible.
22910 (handle_pure_call): Fill out return constraints. Avoid
22911 callused if possible.
22912 (find_func_aliases): Simplify call handling.
22914 2009-03-27 Richard Guenther <rguenther@suse.de>
22916 PR tree-optimization/39120
22917 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22918 as a representative.
22919 (solve_graph): Do propagate CALLUSED.
22920 (handle_pure_call): Use a scalar constraint from CALLUSED for
22922 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22925 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22928 * c-common.c (handle_aligned_attribute): Properly check alignment
22929 overflow. Use (1U << i) instead of (1 << i).
22931 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22933 * expr.h (get_mem_align_offset): Updated.
22935 * tree.h (tree_decl_common): Change align to "unsigned int" and
22936 move it before pointer_alias_set.
22938 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22939 Jakub Jelinek <jakub@redhat.com>
22942 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22943 gr_register_operand with gr_reg_or_0_operand.
22944 (cmpxchg_rel_di): Likewise.
22945 (sync_lock_test_and_set<mode>): Likewise.
22947 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22949 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22950 (true_regnum): Likewise.
22952 * rtlanal.c (subreg_info): Moved to ...
22953 * rtl.h (subreg_info): Here. New.
22954 (subreg_get_info): New.
22956 * rtlanal.c (subreg_get_info): Make it extern.
22958 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22961 * config/i386/i386.c (ix86_abi): New.
22962 (override_options): Handle -mabi=.
22963 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22964 (ix86_call_abi_override): Likewise.
22965 (init_cumulative_args): Likewise.
22966 (function_arg_advance): Likewise.
22967 (function_arg_64): Likewise.
22968 (function_arg): Likewise.
22969 (ix86_pass_by_reference): Likewise.
22970 (ix86_function_value_regno_p): Likewise.
22971 (ix86_build_builtin_va_list_abi): Likewise.
22972 (setup_incoming_varargs_64): Likewise.
22973 (is_va_list_char_pointer): Likewise.
22974 (ix86_init_machine_status): Likewise.
22975 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22976 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22977 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22978 (ix86_function_abi): Make it static and return enum calling_abi.
22979 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22981 (ix86_fn_abi_va_list): Updated.
22983 * config/i386/i386.h (ix86_abi): New.
22984 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22985 (CONDITIONAL_REGISTER_USAGE): Likewise.
22986 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22987 (machine_function): Likewise.
22989 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22991 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22992 (STACK_BOUNDARY): Likewise.
22993 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22995 * config/i386/i386.opt (mabi=): New.
22997 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22998 return enum calling_abi.
22999 (ix86_function_type_abi): Likewise.
23000 (ix86_function_abi): Removed.
23002 * doc/invoke.texi: Document -mabi= option for x86.
23004 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23006 * builtins.c (real_dconstp): Delete.
23007 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23009 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23010 Jakub Jelinek <jakub@redhat.com>
23013 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23014 (gen_subprogram_die): When a function is explicit, generate the
23015 DW_AT_explicit attribute.
23016 * langhooks.h (struct lang_hooks_for_decls): Add
23017 function_decl_explicit_p langhook.
23018 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23019 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23021 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23023 * builtins.c (fold_builtin_memory_op): Optimize memmove
23024 into memcpy if we can prove source and destination don't overlap.
23026 * tree-inline.c: Include gt-tree-inline.h.
23027 (clone_fn_id_num): New variable.
23028 (clone_function_name): New function.
23029 (tree_function_versioning): Use it.
23030 * Makefile.in (GTFILES): Add tree-inline.c.
23032 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23034 * BASE-VER: Change to 4.5.0.
23036 2009-03-27 Xinliang David Li <davidxl@google.com>
23038 PR tree-optimization/39557
23039 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23041 2009-03-27 Xinliang David Li <davidxl@google.com>
23043 PR tree-optimization/39548
23044 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23047 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23049 * c-common.c (pointer_int_sum): Use %wd on return from
23052 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23054 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23055 on return from tree_low_cst.
23057 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23060 * ginclude/stdarg.h (va_copy): Define also for
23061 __GXX_EXPERIMENTAL_CXX0X__.
23063 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23066 * builtins.h (c_strlen): Do not warn here.
23067 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23068 * c-common.c (pointer_int_sum): Take an explicit location.
23069 Warn about offsets out of bounds.
23070 * c-common.h (pointer_int_sum): Adjust declaration.
23072 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23074 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23077 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23080 * opts.c (warn_if_disallowed_function_p): Don't assume
23081 get_callee_fndecl must return non-NULL.
23083 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23085 PR rtl-optimization/39522
23086 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23087 when reg_reloaded_valid is set.
23089 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23091 * config/spu/divv2df3.c: New file.
23092 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23093 (DPBIT_FUNCS): Filter out _div_df.
23095 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23097 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23098 a jump insn, count that jump in the distance to the loop start.
23100 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23103 * config/sh/sh.c (calc_live_regs): Fix condition for global
23104 registers except PIC_OFFSET_TABLE_REGNUM.
23106 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23109 * doc/invoke.texi (-mconsole): New.
23111 (-mno-cygwin): New.
23113 (-mnop-fun-dllimport): New.
23117 (sub section "i386 and x86-64 Windows Options"): New.
23119 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23121 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23122 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23124 2009-03-25 Richard Guenther <rguenther@suse.de>
23126 PR middle-end/39497
23127 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23130 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23132 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23133 neither of haifa/selective schedulers are working.
23135 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23137 * doc/invoke.texi (Debugging Options): Fix description of
23138 -fno-merge-debug-strings.
23140 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23142 * config/cris/libgcc.ver: New version-script.
23143 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23145 * configure.ac <GAS features, nop mnemonic>: Add pattern
23146 crisv32-*-* for "nop".
23147 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23148 * configure: Regenerate.
23150 2009-03-24 Ira Rosen <irar@il.ibm.com>
23152 PR tree-optimization/39529
23153 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23154 mark_sym_for_renaming for the tag copied to the new vector
23157 2009-03-24 Arthur Loiret <aloiret@debian.org>
23159 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23160 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23161 EXTRA_SPEC_FUNCTIONS.
23162 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23163 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23164 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23165 -march and -mtune options.
23167 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23169 * config/m68k/t-rtems: Add m5329 multilib.
23171 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23172 Jakub Jelinek <jakub@redhat.com>
23175 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23178 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23181 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23182 instead of c_parser_expression_conv, if original_code isn't one of the
23183 4 allowed comparison codes, fail.
23185 2009-03-23 Richard Guenther <rguenther@suse.de>
23187 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23188 * tree.h (struct tree_type): Likewise.
23189 * reload.h (struct insn_chain): Likewise.
23190 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23191 * function.h (struct function): Likewise.
23192 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23194 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23196 PR tree-optimization/39516
23197 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23199 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23201 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23202 should be set true if BITS_PER_WORD of target is bigger than 32
23204 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23206 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23207 Translate -B-options to -rpath-link. Correct existing
23208 rpath-link and conditionalize on !nostdlib.
23210 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23212 * doc/extend.texi (Function Attributes, Variable Attributes):
23214 * doc/invoke.texi (Debugging Options, Optimize Options)
23215 (i386 and x86-64 Options, MCore Options): Likewise.
23217 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23220 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23221 it for block local namespace aliases.
23222 (gen_decl_die): Pass context_die to gen_namespace_die.
23224 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23227 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23228 minimum or maximum value.
23230 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23232 * reginfo.c (globalize_reg): Recompute derived reg sets.
23234 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23237 * libgcc2.c (mprotect): Do not use signed arguments for
23238 VirtualProtect, use DWORD arguments. Also fix the 'may
23239 be used uninitialized' warning for the np variable.
23241 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23244 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23245 functions using regparm calling conventions when not optimizing.
23246 (ix86_function_sseregparm): Similarly for sseregparm calling
23249 2009-03-19 Li Feng <nemokingdom@gmail.com>
23251 PR middle-end/39500
23252 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23253 dependence if the first conflict is after niter iterations.
23255 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23257 PR middle-end/38609
23258 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23259 functions with dynamic stack-pointer adjustments.
23261 2009-03-19 Ben Elliston <bje@au.ibm.com>
23263 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23264 option; change to -msdata=data.
23266 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23268 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23271 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23274 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23276 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23278 * doc/invoke.texi (Code Gen Options): Expand discussion of
23281 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23283 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23284 * matrix-reorg.c (struct matrix_info): Likewise.
23285 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23286 * rtl.h (struct mem_attrs): Likewise.
23287 * df.h (struct df): Likewise.
23288 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23289 * ira-int.h (struct ira_allocno): Likewise.
23290 * df-scan.c (struct df_collection_rec): Likewise.
23291 * ira.c (struct equivalence): Likewise.
23292 * function.c (struct temp_slot): Likewise.
23293 * cfgloop.h (struct loop): Likewise.
23296 * function.c (use_register_for_decl): When not optimizing, disregard
23297 register keyword for variables with types containing methods.
23299 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23301 PR middle-end/39447
23302 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23303 (is_simple_operand): Call contains_component_ref_p before calling data
23304 reference analysis that would fail on COMPONENT_REFs.
23306 * tree-vrp.c (search_for_addr_array): Fix formatting.
23308 2009-03-18 Richard Guenther <rguenther@suse.de>
23310 * tree-vect-transform.c (vect_loop_versioning): Fold the
23311 generated comparisons.
23312 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23313 (slpeel_tree_peel_loop_to_edge): Likewise.
23315 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23317 PR middle-end/37805
23318 * opts.c (print_specific_help): In addition to `undocumented',
23319 accept `separate' and `joined' flags if passed alone. Describe
23320 output by the first matched one of those.
23321 (common_handle_option): Skip over empty strings.
23322 * gcc.c (display_help): Fix help string for `--help='.
23323 * doc/invoke.texi (Option Summary, Overall Options): With
23324 `--help=', classes and qualifiers can both be repeated, but
23325 only the latter can be negated. One should not pass only
23326 negated qualifiers. Fix markup and examples.
23329 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23330 PR middle-end/37805
23331 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23332 and -fhelp=separate.
23334 2009-03-17 Jing Yu <jingyu@google.com>
23336 PR middle-end/39378
23337 * function.h (struct rtl_data): Move is_thunk from here...
23338 (struct function): ...to here.
23339 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23340 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23342 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23344 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23345 (alpha_output_function_end_prologue): Likewise.
23346 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23347 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23348 (rs6000_output_function_epilogue): Likewise.
23349 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23351 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23354 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23355 from different units in a single alternative.
23356 (*truncdfsf_i387): Ditto.
23357 (*truncxfsf2_mixed): Ditto.
23358 (*truncxfdf2_mixed): Ditto.
23360 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23362 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23363 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23366 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23367 unused non-artificial variables when not optimizing.
23370 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23371 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23372 NAMESPACE_DECL in its DECL_INITIAL.
23374 PR middle-end/39443
23375 * optabs.c (set_user_assembler_libfunc): New function.
23376 * expr.h (set_user_assembler_libfunc): New prototype.
23377 * c-common.c: Include libfuncs.h.
23378 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23379 for memcmp, memset, memcpy, memmove and abort.
23380 * Makefile.in (c-common.o): Depend on libfuncs.h.
23383 * dwarf2out.c (gen_inlined_enumeration_type_die,
23384 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23385 gen_tagged_type_instantiation_die): Removed.
23386 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23389 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23392 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23394 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23395 (check-parallel-%): Ditto.
23396 (check-consistency): Ditto.
23398 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23400 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23401 local variable rhs by NULL_TREE.
23403 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23406 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23408 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23411 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23413 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23416 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23417 for ms->sysv ABI calls only in 64bit mode.
23419 * config/i386/i386.md (untyped_call): Support 32bit.
23421 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23423 * doc/extend.texi: Replace x86_65 with x86_64.
23425 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23427 PR tree-optimization/39455
23428 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23429 mismatches for POINTER_TYPE_P (type).
23430 (number_of_iterations_le): Likewise.
23432 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23434 * config/picochip/picochip.c: Removed profiling support.
23435 * config/picochip/picochip.md: Removed profiling instruction.
23436 * config/picochip/picochip.h: Removed profiling builtin.
23438 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23440 * doc/install.texi (--with-host-libstdcxx): Document.
23442 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23445 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23446 generate a warning if the function name does not begin with
23447 "__vector" and the function has either the 'signal' or 'interrupt'
23448 attribute, from here to ...
23449 (avr_declare_function_name): ...here. New function.
23450 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23451 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23453 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23456 * cse.c (fold_rtx): Don't modify original const_arg1 when
23457 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23458 separate variable instead.
23459 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23460 from out of range shift counts.
23461 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23463 2009-03-13 Catherine Moore <clm@codesourcery.com>
23465 * config/i386/x-mingw32 (host-mingw32.o): Replace
23466 diagnostic.h with $(DIAGNOSTIC_H).
23468 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23471 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23473 * config/i386/sync.md (sync_compare_and_swap<mode>,
23474 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23475 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23477 (sync_double_compare_and_swapdi_pic,
23478 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23479 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23481 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23484 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23486 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23489 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23490 (avx_addsubv4df3): Likewise.
23491 (*avx_addsubv4sf3): Likewise.
23492 (sse3_addsubv4sf3): Likewise.
23494 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23497 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23499 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23502 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23503 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23504 registers for allocnos created from user-defined variables.
23506 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23509 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23510 of non-integer mode as well.
23512 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23514 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23515 for functions for which the parameter types are unknown.
23517 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23520 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23521 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23522 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23523 * config/i386/i386.c (ix86_local_alignment): For
23524 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23525 long long variables on the stack to avoid dynamic realignment.
23526 Allow the first argument to be a decl rather than type.
23527 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23529 2009-03-11 Nick Clifton <nickc@redhat.com>
23532 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23534 Add description to mno-lsim option.
23535 * config/mcore/mcore.h: Remove comment about deprecated m4align
23537 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23538 * doc/invoke.texi: Add description of mno-lsim and
23539 mstack-increment options.
23541 * config/fr30/fr30.opt: Document the -mno-lsim option.
23542 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23543 and -mno-lsim options.
23545 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23547 * fold-const.c (fold_comparison): Only call fold_inf_compare
23548 if the mode supports infinities.
23550 2009-03-11 Jason Merrill <jason@redhat.com>
23553 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23554 end already did. Notice GIMPLE_CALL modifications of the result.
23555 Don't copy debug information from an ignored decl or a decl from
23558 2009-03-10 Richard Guenther <rguenther@suse.de>
23559 Nathan Froyd <froydnj@codesourcery.com>
23561 PR middle-end/37850
23562 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23563 (__divMODE3): Likewise.
23565 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23567 PR tree-optimization/39394
23568 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23569 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23571 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23573 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23574 inline asms for register asm ("") declarations.
23576 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23578 * fold-const.c (fold_unary): Fix comment.
23580 2009-03-07 Jan Hubicka <jh@suse.cz>
23583 * tree-inline.c (setup_one_parameter): Do replacement of const
23584 argument by constant in SSA form.
23586 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23588 PR middle-end/38028
23589 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23590 determine alignment passed to assign_stack_local.
23591 (assign_parms_unsplit_complex): Likewise.
23592 * except.c (sjlj_build_landing_pads): Likewise.
23594 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23596 PR middle-end/39360
23597 * tree-flow.h (add_referenced_var): Return bool instead of void.
23598 * tree-dfa.c (add_referenced_var): Return result of
23599 referenced_var_check_and_insert call.
23600 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23601 of referenced_var_check_and_insert.
23604 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23605 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23606 DIE, don't emit it if abstract origin already has it.
23607 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23608 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23610 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23612 * genpreds.c (needs_variable): Fix parentheses at variable name
23614 (write_tm_constrs_h): Indent generated code.
23616 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23618 * doc/extend.texi (Function Attributes): Add documentation
23619 for isr attributes.
23621 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23624 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23625 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23627 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23629 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23632 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23635 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23636 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23638 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23640 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23641 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23642 constants instead of magic numbers.
23643 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23645 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23646 (x86_64_ms_abi_int_parameter_registers): Ditto.
23647 (x86_64_int_return_registers): Ditto.
23648 (ix86_maybe_switch_abi): Ditto.
23649 (ix86_expand_call): Ditto for clobbered_registers array.
23650 (ix86_hard_regno_mode_ok): Ditto.
23651 (x86_extended_QIreg_mentioned_p): Ditto.
23653 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23655 PR tree-optimization/39349
23656 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23658 * combine.c (gen_lowpart_for_combine): Use omode when generating
23661 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23663 PR rtl-optimization/39235
23664 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23666 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23668 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23670 2009-03-04 Richard Guenther <rguenther@suse.de>
23672 PR tree-optimization/39362
23673 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23674 that occur in abnormal PHIs should be varying.
23676 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23678 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23680 (simple_iv): Take loop as an argument instead of statement.
23681 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23682 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23684 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23686 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23687 * matrix-reorg.c (analyze_transpose): Ditto.
23688 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23689 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23690 * tree-predcom.c (ref_at_iteration): Ditto.
23691 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23693 2009-03-04 Richard Guenther <rguenther@suse.de>
23695 PR tree-optimization/39358
23696 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23697 escaped_id and callused_id.
23698 (solve_graph): Likewise.
23700 2009-03-04 Richard Guenther <rguenther@suse.de>
23702 PR tree-optimization/39339
23703 * tree-sra.c (try_instantiate_multiple_fields): Make it
23704 no longer ICE on the above.
23706 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23708 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23709 that fits within Pmode.
23711 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23713 PR middle-end/10109
23714 * tm.texi (LIBCALL_VALUE): Update description.
23716 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23718 PR middle-end/34443
23719 * doc/extend.texi (section): Update description.
23721 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23723 PR middle-end/39345
23724 * tree-inline.c (remapped_type): New.
23725 (can_be_nonlocal): Call remapped_type instead of remap_type.
23727 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23730 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23731 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23733 2009-03-03 Richard Guenther <rguenther@suse.de>
23735 PR middle-end/39272
23736 * tree.c (tree_nonartificial_location): New function.
23737 * tree.h (tree_nonartificial_location): Declare.
23738 * builtins.c (expand_builtin_memory_chk): Provide location
23739 of the call location for artificial function pieces.
23740 (maybe_emit_chk_warning): Likewise.
23741 (maybe_emit_sprintf_chk_warning): Likewise.
23742 (maybe_emit_free_warning): Likewise.
23743 * expr.c (expand_expr_real_1): Likewise.
23745 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23747 PR tree-optimization/39343
23748 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23749 COMPONENT_REF t has ARRAY_TYPE.
23751 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23753 PR middle-end/39335
23754 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23755 when the type precision of the induction variable should be
23756 larger than the type precision of nit.
23757 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23758 * graphite.c (graphite_loop_normal_form): Same.
23759 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23761 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23763 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23764 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23765 numbers to describe clobbered registers.
23766 (*call_value_0_rex64_ms_sysv): Ditto.
23767 * config/i386/mmx.md (mmx_emms): Ditto.
23768 (mmx_femms): Ditto.
23770 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23772 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23775 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23777 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23778 (spu_section_type_flags): New function.
23780 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23782 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23783 reg_class_contents of FLOAT_REGS into a temporary.
23785 2009-03-02 Richard Guenther <rguenther@suse.de>
23786 Ira Rosen <irar@il.ibm.com>
23788 PR tree-optimization/39318
23789 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23790 information to the vectorized statement.
23792 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23794 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23795 variable. Use defined names instead of magic constants for REX SSE
23798 2009-03-01 Richard Guenther <rguenther@suse.de>
23800 PR tree-optimization/39331
23801 * omp-low.c (lower_send_shared_vars): Do not receive new
23802 values for the reference of DECL_BY_REFERENCE parms or results.
23804 2009-03-01 Jan Hubicka <jh@suse.cz>
23807 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23808 BLOCK_NONLOCALIZED_VAR): New macros.
23809 (tree_block): Add nonlocalized_vars.
23810 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23811 gen_decl_die): Add origin argument. Allow generation of die with
23812 origin at hand only.
23813 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23814 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23816 (gen_block_die): Fix checking for unused blocks.
23817 (process_scope_var): Break out from .... ; work with origins only.
23818 (decls_for_scope) ... here; process nonlocalized list.
23819 (dwarf2out_ignore_block): Look for nonlocalized vars.
23820 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23822 (dump_scope_block): Dump them.
23823 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23824 (remap_block): Likewise.
23825 (can_be_nonlocal): New predicate.
23826 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23828 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23830 * configure: Regenerate.
23832 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23834 * optc-gen.awk: No need to duplicate option flags twice.
23835 Reuse help texts for duplicate options which do not have any.
23837 * gcc.c (display_help): Document --version.
23839 * gcc.c (main): If print_help_list and verbose_flag, ensure
23840 driver output comes before subprocess output.
23842 * optc-gen.awk: Assign all remaining fields to help string,
23843 space-separated, for multi-line help in *.opt.
23845 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23846 -Wno-pedantic-ms-format is for MinGW targets only.
23848 * doc/options.texi (Option file format): Fix bad indentation,
23849 restoring dropped sentence.
23851 2009-02-28 Jan Hubicka <jh@suse.cz>
23853 * tree-inline.c (tree_function_versioning): Output debug info.
23855 2009-02-28 Jan Hubicka <jh@suse.cz>
23858 * tree-inline.c (setup_one_parameter): Do not copy propagate
23859 arguments when not optimizing.
23861 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23864 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23865 (avx_addsubv4df3): Likewise.
23866 (*avx_addsubv4sf3): Likewise.
23867 (sse3_addsubv4sf3): Likewise.
23868 (*avx_addsubv2df3): Likewise.
23869 (sse3_addsubv2df3): Likewise.
23870 (avx_unpckhps256): Correct item selectors.
23871 (avx_unpcklps256): Likewise.
23872 (avx_unpckhpd256): Likewise.
23873 (avx_unpcklpd256): Likewise.
23875 2009-02-28 Jan Hubicka <jh@suse.cz>
23877 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23879 (copy_arguments_for_versioning): If var is declared don't declare it.
23880 (tree_function_versioning): First setup substitutions and then copy
23883 2009-02-27 Jan Hubicka <jh@suse.cz>
23886 * cgraph.h (varpool_output_debug_info): Remove.
23887 * cgraphunit.c (varpool_output_debug_info): Remove.
23888 * dwarf2out.c (deferred_locations_struct): New struct
23889 (deferred_locations): New type.
23890 (deferred_locations_list): New static var.
23891 (deffer_location): New function.
23892 (gen_variable_die): Use it.
23893 (decls_for_scope): Output info on local static vars.
23894 (dwarf2out_finish): Process deferred locations.
23895 * varpool.c (varpool_output_debug_info): Remove.
23897 2009-02-27 Jan Hubicka <jh@suse.cz>
23900 * tree.h (TREE_PROTECTED): Fix comment.
23901 (BLOCK_HANDLER_BLOCK): Remove.
23902 (struct tree_block): Remove handler_block add body_block.
23903 (inlined_function_outer_scope_p): New.
23904 (is_body_block): Remove.
23905 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23906 * dwarf2out.c (is_inlined_entry_point): Remove.
23907 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23908 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23910 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23911 * gimplify.c (gimplify_expr): Gimplify body blocks.
23912 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23913 block with multiple subblocks.
23914 (dump_scope_block): Prettier output; dump more flags and info.
23915 (dump_scope_blocks): New.
23916 (remove_unused_locals): Use dump_scope_blocks.
23917 * tree-flow.h (dump_scope_blocks): Declare.
23918 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23919 * stmt.c (is_body_block): Remove.
23920 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23921 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23923 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23925 PR middle-end/39308
23926 * graphite.c (graphite_loop_normal_form): Do not call
23927 number_of_iterations_exit from a gcc_assert.
23929 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23931 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23932 jumps if COND is NULL.
23933 (find_cond_jump): New function.
23934 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23935 * config/s390/s390.md: Remove z10_cobra attribute value.
23937 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23939 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23940 force_const_mem returns NULL_RTX.
23942 2009-02-26 Jan Hubicka <jh@suse.cz>
23945 * cgraph.h (varpool_output_debug_info): Remove.
23946 * cgraphunit.c (varpool_output_debug_info): Remove.
23947 * dwarf2out.c (deferred_locations_struct): New struct
23948 (deferred_locations): New type.
23949 (deferred_locations_list): New static var.
23950 (deffer_location): New function.
23951 (gen_variable_die): Use it.
23952 (decls_for_scope): Output info on local static vars.
23953 (dwarf2out_finish): Process deferred locations.
23954 * varpool.c (varpool_output_debug_info): Remove.
23956 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23958 PR rtl-optimization/39241
23959 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23960 to subreg_offset_representable_p.
23962 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23964 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23965 execute function prototype. Get f and nregs from max_reg_num
23966 and get_insns. Remove the first backward pass as it's dead,
23967 guard the forward pass by flag_expensive_optimizations.
23968 (rest_of_handle_regmove): Delete.
23969 (pass_regmove): Replace it with regmove_optimize.
23971 2009-02-25 Martin Jambor <mjambor@suse.cz>
23973 PR tree-optimization/39259
23974 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23975 calls_alloca function flags.
23976 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23977 calls are detected.
23979 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23981 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23982 flags_set_1_rtx, flags_set_1_set): Delete.
23983 (regmove_optimize): Do not call mark_flags_life_zones.
23985 2009-02-24 Julian Brown <julian@codesourcery.com>
23988 * config/arm/arm.c (require_pic_register): Only set
23989 cfun->machine->pic_reg once per function.
23991 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23993 * doc/invoke.texi (Link Options): Document an easier way to pass
23994 options that take arguments to the GNU linker using -Xlinker and -Wl.
23996 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23999 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24001 2009-02-24 Richard Guenther <rguenther@suse.de>
24004 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24006 2009-02-24 Richard Guenther <rguenther@suse.de>
24007 Zdenek Dvorak <ook@ucw.cz>
24009 PR tree-optimization/39233
24010 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24011 from converting them to a generic type.
24013 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24015 PR tree-optimization/39260
24016 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24017 contains a condition with a real type.
24018 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24020 2009-02-23 Jason Merrill <jason@redhat.com>
24023 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24024 narrowing_initializer_constant_valid_p.
24025 (narrowing_initializer_constant_valid_p): Don't return
24026 null_pointer_node for adding a pointer to itself.
24028 2009-02-23 Jan Hubicka <jh@suse.cz>
24031 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24034 2009-02-23 Jan Hubicka <jh@suse.cz>
24036 PR tree-optimization/37709
24037 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24038 * tree.h (block_ultimate_origin): Declare.
24039 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24040 * tree-ssa-live.c (remove_unused_scope_block_p):
24041 Eliminate blocks containig no instructions nor live variables nor
24043 (dump_scope_block): New function.
24044 (remove_unused_locals): Enable removal of dead blocks by default;
24045 enable dumping at TDF_DETAILS.
24047 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24049 * config/i386/i386.c (classify_argument): Don't allow COImode
24051 (function_arg_advance_32): Don't allow OImode.
24052 (function_arg_32): Likewise.
24053 (function_value_32): Likewise.
24054 (return_in_memory_32): Likewise.
24055 (function_arg_64): Remove OImode comment.
24057 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24060 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24061 ix86_expand_vector_set for V4DImode in 64bit mode only.
24062 (ix86_expand_vector_init_one_var): Likewise.
24064 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24066 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24068 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24071 * loop-iv.c: Revert last change.
24072 * emit-rtl.c: Likewise.
24074 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24077 * config/i386/i386.c (type_natural_mode): Remove an extra
24078 space in the warning message.
24079 (function_value_32): Handle 32-byte vector modes.
24080 (return_in_memory_32): Likewise.
24082 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24084 * loop-iv.c (truncate_value): New function.
24085 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24087 (lowpart_subreg): Move to...
24088 * emit-rtl.c: ...here.
24090 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24092 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24093 accidental and undocumented change at revision 140860.
24095 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24097 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24098 take gimple_seq * arguments.
24099 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24100 types_compatible_p langhook.
24102 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24103 Joseph Myers <joseph@codesourcery.com>
24105 * config/arm/arm.c (arm_builtin_va_list): New function.
24106 (arm_expand_builtin_va_start): Likewise.
24107 (arm_gimplify_va_arg_expr): Likewise.
24108 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24109 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24110 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24111 (va_list_type): New variable.
24112 (arm_mangle_type): Mangle va_list_type appropriately.
24114 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24116 PR middle-end/39157
24117 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24118 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24119 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24120 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24121 parameter to 1000 for -O1 by default.
24122 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24124 * loop-invariant.c: Include params.h.
24125 (move_loop_invariants): Don't call move_single_loop_invariants on
24128 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24130 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24131 offset when calculating bounds for indexing stack_usage_map. Fixes
24132 a buffer overflow with certain target setups.
24134 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24137 * calls.c (expand_call): Clear try_tail_call if caller and callee
24138 disagree in promotion of function return value.
24140 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24143 * c-common.c (c_determine_visibility): If visibility changed and
24144 DECL_RTL has been already set, call make_decl_rtl to update symbol
24147 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24150 * varasm.c (assemble_variable): Don't check DECL_NAME when
24151 globalizing a variable.
24153 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24156 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24157 expression before any __builtin_trap call.
24158 * c-typeck.c (build_function_call): Convert and check function
24159 arguments before generating a call to a trap. Evaluate the
24160 function arguments before the trap.
24162 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24165 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24166 (UNSPEC_FXAM_MEM): New unspec.
24167 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24168 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24169 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24171 2009-02-19 Richard Guenther <rguenther@suse.de>
24173 PR tree-optimization/39207
24174 PR tree-optimization/39074
24175 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24176 storedanything_tree): New.
24177 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24178 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24179 (build_succ_graph): Add edges from STOREDANYTHING to all
24181 (init_base_vars): Initialize STOREDANYTHING.
24182 (compute_points_to_sets): Free substitution info after
24183 building the succ graph.
24184 (ipa_pta_execute): Likewise.
24186 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24188 (do_ds_constraint): Do not add to special var or non-pointer
24190 (type_could_have_pointers): Split out from ...
24191 (could_have_pointers): ... here. For arrays use the element type.
24192 (create_variable_info_for): Initialize may_have_pointers.
24193 (new_var_info): Likewise.
24194 (handle_lhs_call): Make the HEAP variable unknown-sized.
24195 (intra_create_variable_infos): Use a type with pointers for
24196 PARM_NOALIAS, make it unknown-sized.
24198 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24201 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24203 2009-02-18 Jason Merrill <jason@redhat.com>
24206 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24207 value if DECL_EXTERNAL.
24208 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24209 * target.h (gcc_target::binds_local_p): Clarify "module".
24210 * tree.h (TREE_PUBLIC): Clarify "module".
24212 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24215 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24216 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24218 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24221 * c.opt (Wabi): Support C and ObjC.
24224 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24226 * config/i386/i386.c (classify_argument): Warn once about the ABI
24227 change when passing union with long double.
24229 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24231 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24234 * c-parser.c (c_parser_compound_statement): Always enter and leave
24237 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24240 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24242 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24244 PR tree-optimization/36922
24245 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24246 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24249 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24251 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24254 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24256 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24258 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24260 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24263 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24264 Richard Sandiford <rdsandiford@googlemail.com>
24266 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24267 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24268 (loongson_biadd): ...this.
24270 2009-02-17 Richard Guenther <rguenther@suse.de>
24272 PR tree-optimization/39202
24273 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24274 a var make sure to follow existing collapses.
24276 2009-02-17 Richard Guenther <rguenther@suse.de>
24278 PR middle-end/39214
24279 * langhooks.c (lhd_print_error_function): Check for NULL block.
24281 2009-02-17 Richard Guenther <rguenther@suse.de>
24283 PR tree-optimization/39204
24284 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24287 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24289 * config/soft-fp/double.h: Update from glibc CVS.
24291 2009-02-17 Richard Guenther <rguenther@suse.de>
24293 PR tree-optimization/39207
24294 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24295 strict-aliasing warnings for pointers pointing to NULL.
24297 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24300 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24301 skipping until next close brace.
24303 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24306 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24307 to function argument boundary.
24309 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24311 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24312 in the lea_add. Reload eventually constraints it properly.
24313 * config/picochip/constraints.md: Remove the target constraint
24314 "b", since it is not needed anymore.
24316 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24318 * gthr-dce.h: Uglify function parameter and local variable names.
24319 * gthr-gnat.h: Likewise.
24320 * gthr-mipssde.h: Likewise.
24321 * gthr-nks.h: Likewise.
24322 * gthr-posix95.h: Likewise.
24323 * gthr-posix.h: Likewise.
24324 * gthr-rtems.h: Likewise.
24325 * gthr-single.h: Likewise.
24326 * gthr-solaris.h: Likewise.
24327 * gthr-tpf.h: Likewise.
24328 * gthr-vxworks.h: Likewise.
24329 * gthr-win32.h: Likewise.
24331 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24334 * config/i386/i386.md: Restrict the new peephole2 to move
24335 between MMX/SSE registers.
24337 2009-02-15 Richard Guenther <rguenther@suse.de>
24340 2009-02-13 Richard Guenther <rguenther@suse.de>
24342 * configure.ac: Enable LFS.
24343 * configure: Re-generate.
24344 * config.in: Likewise.
24346 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24348 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24349 spu_srqwbyte, spu_srqwbytebc): Define.
24350 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24351 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24352 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24353 "shrqby_<mode>"): New insn-and-split patterns.
24354 * config/spu/spu.c (expand_builtin_args): Determine and return
24355 number of operands using spu_builtin_description data.
24356 (spu_expand_builtin_1): Use it.
24358 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24361 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24364 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24367 * config/i386/i386.c (override_options): Correct warning
24368 messages for -malign-loops, -malign-jumps and -malign-functions.
24370 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24373 * config/i386/i386.md: Restrict the new peephole2 to move
24374 between the general purpose registers.
24376 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24379 * config/i386/i386.c (type_natural_mode): Add a new argument.
24380 Return the original mode and warn ABI change if vector size is 32byte.
24381 (function_arg_advance): Updated.
24382 (function_arg): Likewise.
24383 (ix86_function_value): Likewise.
24384 (ix86_return_in_memory): Likewise.
24385 (ix86_sol10_return_in_memory): Likewise.
24386 (ix86_gimplify_va_arg): Likewise.
24387 (function_arg_32): Don't warn ABX ABI change here.
24388 (function_arg_64): Likewise.
24390 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24392 * loop-iv.c (implies_p): In the final case, test that operands 0
24393 of the two comparisons match.
24395 * config/bfin/bfin.c (find_prev_insn_start): New function.
24396 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24397 (find_next_insn_start): Move.
24399 2009-02-13 Richard Guenther <rguenther@suse.de>
24401 * configure.ac: Enable LFS.
24402 * configure: Re-generate.
24403 * config.in: Likewise.
24405 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24408 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24409 sizes on syntax error after some arguments have been parsed.
24411 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24413 * doc/invoke.texi (-fira): Remove.
24415 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24417 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24418 * recog.c: Likewise.
24421 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24423 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24424 (umul_ppmm): Likewise.
24425 (count_leading_zeros): Likewise.
24426 (count_trailing_zeros): Likewise.
24427 (UMUL_TIME): Likewise.
24429 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24431 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24432 soft-fp/t-softfp to tmake_file.
24434 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24435 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24436 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24437 IA64_BUILTIN_INFQ]: New.
24438 (ia64_init_builtins): Initialize __builtin_infq,
24439 __builtin_fabsq and __builtin_copysignq if not HPUX.
24440 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24441 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24443 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24445 (__fixtfti): Likewise.
24446 (__fixunstfti): Likewise.
24447 (__floattitf): Likewise.
24449 * config/ia64/libgcc-glibc.ver: New.
24450 * config/ia64/t-fprules-softfp: Likewise.
24451 * config/ia64/sfp-machine.h: Likewise.
24453 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24454 (LIBGCC2_TF_CEXT): Likewise.
24455 (TF_SIZE): Likewise.
24456 (TARGET_INIT_LIBFUNCS): Likewise.
24458 * config/ia64/t-glibc (SHLINB_MAPFILES):
24459 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24461 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24463 * config/i386/i386.c (construct_container): Rewrite processing
24464 BLKmode with X86_64_SSE_CLASS.
24466 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24469 * config/i386/i386.md: Replace simplify_replace_rtx with
24470 replace_rtx in the new peephole2.
24472 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24474 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24475 loop unrolling do not happen at -O2.
24477 2009-02-12 Michael Matz <matz@suse.de>
24479 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24481 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24483 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24486 2009-02-12 Ben Elliston <bje@au.ibm.com>
24488 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24489 patterns when updating the back chain. Missed in the 2009-02-10
24492 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24494 * doc/extend.texi (Decimal Floating Types): Update identifier of
24495 draft TR and list of missing support.
24497 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24499 PR middle-end/39154
24500 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24501 bit to variable length decl's flags, add it also to its
24502 pointer replacement variable.
24504 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24505 Jakub Jelinek <jakub@redhat.com>
24508 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24509 (memory_blockage): New expander.
24510 (*memory_blockage): New insn pattern.
24511 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24512 instead of general blockage at the end of function prologue when
24513 frame pointer is used to access red zone area. Do not emit blockage
24514 when profiling, it is emitted in generic code.
24515 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24516 function epilogue when frame pointer is used to access red zone area.
24518 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24521 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24522 by arithmetic with memory operands.
24523 * config/i386/predicates.md (commutative_operator): New.
24525 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24527 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24530 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24532 * alias.h (record_alias_subset): Declare.
24533 * alias.c (record_alias_subset): Make global.
24535 2009-02-10 Nick Clifton <nickc@redhat.com>
24537 * tree-parloops.c: Change license to GPLv3.
24538 * ipa-struct-reorg.c: Change license to GPLv3.
24539 * ipa-struct-reorg.h: Change license to GPLv3.
24541 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24544 * c-decl.c (start_struct): Return NULL on error.
24546 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24548 PR middle-end/39124
24549 * cfgloopmanip.c (remove_path): Call remove_bbs after
24550 cancel_loop_tree, not before it.
24553 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24554 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24555 VAR_DECLs were seen.
24556 * tree-ssa-live.c (remove_unused_locals): Recompute
24557 cfun->has_local_explicit_reg_vars.
24558 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24559 copies or clearings if cfun->has_local_explicit_reg_vars.
24561 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24564 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24565 of function prologue when frame pointer is used to access
24568 2009-02-10 Richard Guenther <rguenther@suse.de>
24570 PR middle-end/39127
24571 * gimplify.c (gimple_regimplify_operands): Always look if
24572 we need to create a temporary.
24574 2009-02-10 Richard Guenther <rguenther@suse.de>
24576 PR tree-optimization/39132
24577 * tree-loop-distribution.c (todo): New global var.
24578 (generate_memset_zero): Trigger TODO_rebuild_alias.
24579 (tree_loop_distribution): Return todo.
24581 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24584 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24585 (x86_64_reg_class_name): Removed.
24586 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24587 first one isn't X86_64_SSE_CLASS or any other ones aren't
24588 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24589 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24590 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24591 and 3 X86_64_SSEUP_CLASS.
24592 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24593 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24595 2009-02-10 Ben Elliston <bje@au.ibm.com>
24597 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24598 form instruction to update the stack back chain word, even if the
24599 user has disabled the generation of update instructions.
24600 (movdi_<mode>_update_stack): New.
24601 (movsi_update_stack): Likewise.
24602 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24603 always use an update form instruction to update the stack back
24606 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24608 PR middle-end/38953
24609 * graphite.c (if_region_set_false_region): After moving a region in
24610 the false branch of a condition, remove the empty dummy basic block.
24611 (gloog): Remove wrong fix for PR38953.
24613 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24615 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24616 generation due to implicit sign extension.
24618 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24620 PR middle-end/38981
24621 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24622 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24624 2009-02-09 Richard Guenther <rguenther@suse.de>
24626 PR middle-end/35202
24627 * convert.c (convert_to_real): Disable (float)fn((double)x)
24628 to fnf(x) conversion if errno differences may occur and
24629 -fmath-errno is set.
24631 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24633 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24634 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24635 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24637 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24640 * c-common.c (handle_alias_attribute): Disallow attribute for
24641 anything not a FUNCTION_DECL or VAR_DECL.
24643 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24646 * real.c (do_compare): Special-case compare of zero against
24647 decimal float value.
24649 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24652 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24653 as indicating flexible array members unless the field itself is
24654 being declarared as the incomplete array.
24656 2009-02-06 Jan Hubicka <jh@suse.cz>
24658 PR tree-optimization/38844
24659 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24660 is already inlined.
24662 2009-02-06 Richard Guenther <rguenther@suse.de>
24664 PR middle-end/38977
24665 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24666 fork because we may expand it as __gcov_fork.
24668 2009-02-06 Nick Clifton <nickc@redhat.com>
24670 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24672 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24674 PR tree-optimization/35659
24675 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24676 vn_phi_eq): Shortcut if hashcode does not match.
24677 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24679 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24680 and avoid iterative_hash_expr.
24681 (FOR_EACH_VALUE_ID_IN_SET): New.
24682 (value_id_compare): Remove.
24683 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24684 sort expressions by value id.
24686 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24689 * config/sh/predicates.md (general_movsrc_operand): Don't check
24690 the subreg of system registers here.
24692 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24695 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24696 on the copied decl.
24698 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24700 PR rtl-optimization/39110
24701 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24702 addresses, not aligned ones.
24704 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24705 Richard Guenther <rguenther@suse.de>
24707 PR tree-optimization/39100
24708 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24709 comment says and add edges.
24711 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24714 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24715 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24717 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24719 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24720 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24721 register_bb_in_sese, new_sese, free_sese): Moved.
24722 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24723 outermost_loop_in_scop, build_scop_iteration_domain,
24724 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24725 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24726 Use loop_in_sese_p instead of loop_in_scop_p.
24727 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24728 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24729 (scopdet_basic_block_info): Fix bug in scop detection.
24730 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24731 eq_loop_to_cloog_loop): Remove.
24732 (nb_loops_around_loop_in_scop, nb_loop
24733 ref_nb_loops): Moved here...
24734 * graphite.h (ref_nb_loops): ... from here.
24735 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24736 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24737 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24738 * testsuite/gcc.dg/graphite/scop-19.c: New
24740 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24741 Hans-Peter Nilsson <hp@axis.com>
24743 PR rtl-optimization/37889
24744 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24745 Move offset handling from PLUS to before the switch. Use new
24746 arguments when considering SYMBOL_REFs too.
24747 (rtx_addr_can_trap_p): Pass dummy offset and size.
24748 (enum may_trap_p_flags): Remove.
24749 (may_trap_p_1): Pass size from MEM_SIZE.
24751 PR rtl-optimization/38921
24752 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24753 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24754 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24755 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24757 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24759 AVX Programming Reference (January, 2009)
24760 * config/i386/sse.md (*vpclmulqdq): New.
24762 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24764 PR tree-optimization/38977
24765 PR gcov-profile/38292
24766 * calls.c (special_function_p): Disregard __builtin_ prefix.
24768 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24770 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24771 non-indexable addresses even before reload.
24773 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24776 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24777 as having variable size. Do not give an error for unnamed
24778 parameters with [*] declarators. Give a warning for type names
24779 with [*] declarators and mark them as variable size.
24780 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24781 for sizeof applied to [*] type names.
24783 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24786 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24788 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24790 * gcc.c (process_command): Update copyright notice dates.
24791 * gcov.c (print_version): Likewise.
24792 * gcov-dump.c (print_version): Likewise.
24793 * mips-tfile.c (main): Likewise.
24794 * mips-tdump.c (main): Likewise.
24796 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24799 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24800 for composite type involving a zero-length array type.
24802 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24805 * function.c (match_asm_constraints_1): Skip over
24806 initial optional % in the constraint.
24808 PR inline-asm/39059
24809 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24810 supported, don't accept FIXED_CSTs.
24811 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24812 and _Sat is used without _Fract/_Accum. Set specs->type to
24813 integer_type_node for cts_fract/cts_accum if fixed point is not
24816 2009-02-02 Catherine Moore <clm@codesourcery.com>
24818 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24820 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24822 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24823 (ABI_HAS_64BIT_SYMBOLS): Use it.
24824 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24826 2009-02-02 Paul Brook <paul@codesourcery.com>
24828 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24830 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24832 PR inline-asm/39058
24833 * recog.h (asm_operand_ok): Add constraints argument.
24834 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24835 recurse on matching constraint.
24836 (check_asm_operands): Pass constraints as 3rd argument to
24837 asm_operand_ok. Don't look up matching constraint here.
24838 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24841 2009-02-02 Ben Elliston <bje@au.ibm.com>
24843 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24844 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24846 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24848 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24849 information. Remove some obsolete information. Reorganize.
24851 * config/pa/fptr.c: Revert license to GPL 2.
24852 * config/pa/milli64.S: Likewise.
24854 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24857 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24858 LIBRARY name in, instead of hard-coding it.
24859 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24860 extra target make frag to tmake_files according to EH model.
24861 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24862 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24863 frags that define makefile variable EH_MODEL appropriately.
24864 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24865 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24866 to "-sjlj" according to type of EH configured.
24867 (LIBGCC_SONAME): Concatenate it to shared library base name.
24868 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24869 to "_sjlj" according to type of EH configured.
24870 (LIBGCC_SONAME): Concatenate it to shared library base name.
24871 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24872 (SHLIB_LINK): Add missing semicolon to if-else construct.
24873 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24874 string value of "pe_dll" command-line option.
24875 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24876 (SHLIB_SONAME): Use it when overriding t-cygming default.
24877 (SHLIB_IMPLIB): Override t-cygming default.
24878 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24879 string value of "pe_dll" command-line option.
24881 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24884 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24885 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24887 2009-01-31 Richard Guenther <rguenther@suse.de>
24889 PR tree-optimization/38937
24890 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24891 computing the transitive closure.
24893 2009-01-30 Richard Guenther <rguenther@suse.de>
24895 PR tree-optimization/39041
24896 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24897 Propagate variable indices only if the types match for this stmt.
24899 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24902 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24903 inline but never defined.
24905 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24907 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24908 (*insv_h_di_reg_extimm): New insn.
24909 (*insv_l<mode>_reg_extimm): New insn.
24911 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24913 * config/picochip/picochip.c (flag_conserve_stack): set
24914 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24915 fconserve-stack. Reduce call-overhead used by inliner.
24917 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24920 * common.opt (flag_conserve_stack): Initialised to zero.
24922 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24925 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24926 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24929 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24931 * ira-color.c (allocno_reload_assign): Update comments.
24932 * regmove.c (regmove_optimize): Likewise.
24936 2009-01-29 Robert Millan <rmh@aybabtu.com>
24938 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24939 * config/i386/kopensolaris-gnu.h: New file. Undefine
24940 `MD_UNWIND_SUPPORT'.
24941 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24943 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24945 PR tree-optimization/39007
24946 * tree-loop-distribution.c (generate_builtin): Use
24947 recompute_dominator to compute the immediate dominator of the
24948 basic block just after the loop.
24950 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24952 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24953 (ASM_OUTPUT_DWARF_PCREL): Define.
24955 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24957 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24958 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24959 global. Modify entries about regmove and IRA.
24961 * ra-conflict.c: Remove the file.
24963 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24965 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24966 (pass_regclass_init): Rename to pass_reginfo_init.
24968 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24970 * toplev.h (flag_ira): Remove.
24972 * caller-save.c (setup_save_areas): Remove flag_ira.
24974 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24976 * global.c: Remove the file.
24978 * opts.c (decode_options): Remove flag_ira.
24980 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24982 * regmove.c: Modify file description.
24983 (find_use_as_address, try_auto_increment): Define them only if
24984 AUTO_INC_DEC is defined.
24985 (replacement_quality, replace_in_call_usage, fixup_match_1,
24986 stable_and_no_regs_but_for_p): Remove.
24987 (reg_set_in_bb): Make it static.
24988 (regmove_optimize): Remove flag_ira and code which worked for
24991 * local-alloc.c: Remove the file.
24993 * common.opt (fira): Remove.
24995 * ira.c: Include except.h.
24996 (eliminable_regset): Move from global.c.
24997 (mark_elimination): Ditto. Remove flag_ira.
24998 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24999 equiv_mem_modified, validate_equiv_mem_from_store,
25000 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25001 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25002 no_equiv, recorded_label_ref): Move from local-alloc.c.
25003 (update_equiv_regs): Ditto. Make it static.
25004 (print_insn_chain, print_insn_chains): Move it from global.c.
25005 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25006 (build_insn_chain): Ditto. Make it static.
25007 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25008 Rename to init_live_subregs.
25009 (gate_ira): Remove flag_ira.
25011 * regclass.c: Rename reginfo.c. Change file description.
25012 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25013 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25014 (init_reg_sets_1): Remove code for evaluation of
25015 reg_class_superclasses and losing_caller_save_reg_set.
25016 (init_regs): Remove init_reg_autoinc.
25017 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25018 ok_for_base_p_nonstrict): Remove.
25019 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25020 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25021 corresponding entries.
25022 (dump_regclass, record_operand_costs, scan_one_insn,
25023 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25024 record_address_regs, auto_inc_dec_reg_p): Remove.
25025 (gt-regclass.h): Rename to gt-reginfo.h.
25027 * rtl.h (dump_global_regs, retry_global_alloc,
25028 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25030 * Makefile.in (RA_H): Remove.
25031 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25032 Rename regclass.o to reginfo.o.
25033 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25035 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25036 (GTFILES): Rename regclass.c to reginfo.c.
25038 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25039 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25041 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25042 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25044 (finish_spills): Ditto. Remove code for !flag_ira.
25046 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25048 PR middle-end/35854
25049 * doc/invoke.texi (rtl debug options): Complete rewrite.
25050 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25052 * mode-switching.c (pass_mode_switching): Rename pass from
25053 "mode-sw" to "mode_sw".
25054 * except.c (pass_convert_to_eh_ranges): Rename pass from
25055 "eh-ranges" to "eh_ranges".
25056 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25060 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25061 Alexander Monakov <amonakov@ispras.ru>
25063 PR middle-end/38857
25064 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25066 (move_exprs_to_boundary): Change return type and pass through
25067 should_move from move_op. Relax assert. Update usage ...
25068 (schedule_expr_on_boundary): ... here. Use should_move instead of
25070 (move_op_orig_expr_found): Indicate that insn was disconnected from
25072 (code_motion_process_successors): Do not call after_merge_succs
25073 callback if original expression was not found when traversing any of
25075 (code_motion_path_driver): Change return type. Update prototype.
25076 (move_op): Update comment. Add a new parameter (should_move). Update
25077 prototype. Set *should_move based on indication provided by
25078 move_op_orig_expr_found.
25080 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25082 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25083 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25084 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25085 * config/rs6000/rs6000.c (rs6000_override_options): Default
25086 avoid-indexed-addresses on for Power6, off for everything else.
25087 (avoiding_indexed_address_p): New function.
25088 (rs6000_legitimize_address): Use it.
25089 (rs6000_legitimate_address): Likewise.
25090 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25092 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25094 PR tree-optimization/38997
25095 * tree-loop-distribution.c (generate_memset_zero): Use
25096 POINTER_PLUS_EXPR for a pointer addition.
25098 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25100 * config/s390/s390.md (bswap<mode>2): New pattern added.
25102 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25104 * config/s390/s390.md (*tls_load_31): Added type attribute.
25106 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25108 * config/s390/s390.md: Fix a few comments.
25110 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25112 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25113 (*tm<mode>_full): Fixed z10prop attribute.
25114 (*tst<mode>_extimm): Fixed z10prop attribute.
25115 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25116 (*tstqiCCT_cconly): Fixed z10prop attribute.
25117 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25118 (*movsi_larl): Fixed z10prop attribute.
25119 (*movsi_zarch): Fixed z10prop attribute.
25120 (*movsi_eas): Fixed z10prop attribute.
25121 (*movhi): Fixed z10prop attribute.
25122 (*movqi): Fixed z10prop attribute.
25123 (*movstrictqi): Fixed z10prop attribute.
25124 (*mov<mode>): Fixed z10prop attribute.
25125 (*movcc): Fixed z10prop attribute.
25126 (*sethighpartdi_64): Fixed z10prop attribute.
25127 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25128 (*negdi2_sign_cc): Fixed z10prop attribute.
25129 (*negdi2_sign): Fixed z10prop attribute.
25130 (*absdi2_sign_cc): Fixed z10prop attribute.
25131 (*absdi2_sign): Fixed z10prop attribute.
25132 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25133 (*negabsdi2_sign): Fixed z10prop attribute.
25134 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25135 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25136 (doloop_si64): Fixed z10prop attribute.
25137 (doloop_si31): Fixed z10prop attribute.
25138 (doloop_long): Fixed z10prop attribute.
25139 (indirect_jump): Fixed z10prop attribute.
25140 (nop): Fixed z10prop attribute.
25141 (main_base_64): Fixed z10prop attribute.
25142 (reload_base_64): Fixed z10prop attribute.
25144 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25146 PR rtl-optimization/38740
25147 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25149 * config/mips/mips.c (mips_reorg): Likewise.
25151 2009-01-28 Richard Guenther <rguenther@suse.de>
25153 PR tree-optimization/38926
25154 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25155 with the correct value id to a value.
25156 (do_regular_insertion): Use the value number of edoubleprime
25157 for the value number of the expr.
25160 2008-08-21 Richard Guenther <rguenther@suse.de>
25162 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25163 a PHI ask VN if it is already available.
25164 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25165 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25167 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25169 PR middle-end/38934
25170 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25171 set to varying whenever max has TREE_OVERFLOW set, similarly
25172 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25174 2009-01-28 Richard Guenther <rguenther@suse.de>
25176 PR middle-end/38908
25177 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25178 uninitialized aggregate uses in call arguments.
25180 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25182 PR tree-optimization/38984
25183 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25184 the nothing_id variable if -fno-delete-null-pointer-checks.
25186 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25189 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25190 (set_got_offset_rex64): Ditto.
25192 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25195 * doc/extend.texi: Improve local variable with asm reg.
25197 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25199 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25200 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25201 was not supplied then set warn_packed_bitfield_compat to the
25202 default value of 1.
25203 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25206 2009-01-27 Richard Guenther <rguenther@suse.de>
25208 PR tree-optimization/38503
25209 * cfgexpand.c (expand_gimple_basic_block): Ignore
25210 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25211 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25212 variables that cannot have TBAA applied.
25213 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25216 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25218 PR middle-end/38969
25219 * calls.c (initialize_argument_information): Do not wrap complex
25220 arguments in SAVE_EXPR.
25222 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25224 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25225 (INSTALL_LIBGCC): Revert typo commit.
25227 2009-01-26 Richard Guenther <rguenther@suse.de>
25229 PR tree-optimization/38745
25230 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25231 from special handling.
25233 2009-01-26 Richard Guenther <rguenther@suse.de>
25235 PR tree-optimization/38745
25236 * tree-ssa.c (execute_update_addresses_taken): Do not include
25237 variables that cannot possibly be a register in not_reg_needs.
25238 Do not clear TREE_ADDRESSABLE on vars that may not become
25240 * tree-ssa.c (update_alias_info_1): Include those in the set
25241 of addressable vars.
25243 2009-01-26 Richard Guenther <rguenther@suse.de>
25245 PR middle-end/38851
25246 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25247 * tree-ssa-dse.c: Include langhooks.h
25248 (execute_simple_dse): Remove stores with zero size.
25250 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25253 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25256 2009-01-24 Julian Brown <julian@codesourcery.com>
25258 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25259 config/arm/linux-atomic.c.
25260 * config/arm/linux-atomic.c: New.
25262 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25264 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25265 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25266 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25268 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25271 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25274 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25276 PR tree-optimization/38953
25277 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25278 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25279 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25280 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25283 2009-01-24 Paul Brook <paul@codesourcery.com>
25285 * config/arm/neon.md (neon_type): Move to arm.md.
25286 (neon_mov<VSTRUCT>): Add neon_type attribute.
25287 * config/arm/arm.md (neon_type): Move to here.
25288 (conds): Add "unconditioal" and use as default for NEON insns.
25290 2009-01-24 Ben Elliston <bje@au.ibm.com>
25292 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25293 void *' warning from -Wc++-compat.
25294 * Makefile.in (dominance.o-warn): Remove.
25296 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25298 PR tree-optimization/38932
25299 * fold-const.c (fold_unary_ignore_overflow): New.
25300 * tree.h (fold_unary_ignore_overflow): Declare.
25301 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25302 * tree-ssa-sccvn.c (visit_reference_op_load,
25303 simplify_unary_expression): Likewise.
25305 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25307 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25308 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25309 regardless of their type.
25310 * c-common.c (handle_packed_attribute): Don't ignore packed on
25312 * c.opt (Wpacked-bitfield-compat): New warning option.
25313 * stor-layout.c (place_field): Warn if offset of a field changed.
25314 * doc/extend.texi (packed): Mention the ABI change.
25315 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25316 (Warning Options): Add it to the list.
25318 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25320 * c-opts.c (c_common_post_options): Fix a typo in comments.
25322 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25324 PR middle-end/38615
25325 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25326 variables to static.
25327 * doc/invoke.texi (-fmerge-all-constants): Update description.
25329 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25332 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25333 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25335 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25337 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25339 (LOCAL_ALIGNMENT): Similarly.
25341 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25342 Joseph Myers <joseph@codesourcery.com>
25344 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25345 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25346 * config/arm/arm-tune.md: Regenerate.
25347 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25350 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25352 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25353 version number to five.
25355 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25358 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25359 * c-common.c (set_underlying_type): Likewise.
25360 (is_typedef_decl ): Likewise
25362 (set_underlying_type): Likewise.
25363 (is_typedef_type): Likewise.
25365 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25367 PR middle-end/38587
25368 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25371 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25374 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25375 (LIBGCC_SPEC): Don't define.
25376 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25378 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25380 PR rtl-optimization/38879
25381 * alias.c (base_alias_check): Unaligned access via AND address can
25382 alias all surrounding object types except those with sizes equal
25383 or wider than the size of unaligned access.
25385 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25388 * c-decl.c (clone_underlying_type): Move this ...
25389 * c-common.c (set_underlying_type): ... here.
25390 Also, make sure the function properly sets TYPE_STUB_DECL() on
25391 the newly created typedef variant type.
25392 (is_typedef_decl ): New entry point.
25393 * tree.h: Added a new member member_types_needing_access_check to
25394 struct tree_decl_non_common.
25395 (set_underlying_type): New entry point.
25396 (is_typedef_type): Likewise.
25398 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25400 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25401 Check whether two instructions have memory references that
25402 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25403 are helper functions for traversing.
25404 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25405 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25406 not to draw dependency edge for instructions with non-conflicting
25409 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25412 * longlong.h: Update copyright years. Use soft-fp license notice.
25413 Sync __clz_tab declaration with glibc.
25415 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25418 * doc/extend.texi (syscall_linkage): New.
25419 (version_id): Modify.
25421 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25422 Richard Guenther <rguenther@suse.de>
25424 PR tree-optimization/38747
25425 PR tree-optimization/38748
25426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25427 conversion if the base address is an indirect reference and the
25428 aliasing sets could cause issues.
25430 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25432 * common.opt (fgraphite, fgraphite-identity): Add comment for
25433 explaining why these options are not documented.
25435 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25437 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25438 gimple_call_lhs is NULL.
25440 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25443 * emit-rtl.c (adjust_address_1): Make sure memref is never
25446 2009-01-20 Ben Elliston <bje@au.ibm.com>
25448 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25449 const qualifier from arg parameter. Remove unnecessary cast to char *.
25450 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25451 const qualifier from arg 2.
25453 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25455 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25457 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25460 * rtl.h (reinit_regs): New prototype.
25461 * regclass.c: Include ira.h.
25462 (reinit_regs): New.
25463 * Makefile.in (regclass.o): Add ira.h.
25464 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25466 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25469 * c-common.c (handle_aligned_attribute): Use
25470 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25471 default alignment value.
25473 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25475 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25476 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25478 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25479 __BIGGEST_ALIGNMENT__.
25481 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25483 2009-01-18 Richard Guenther <rguenther@suse.de>
25485 PR tree-optimization/38819
25486 * tree-flow.h (operation_could_trap_helper_p): Declare.
25487 * tree-eh.c (operation_could_trap_helper_p): Export.
25488 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25489 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25490 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25491 are about to insert a possibly trapping instruction and fail
25494 2009-01-18 Andreas Schwab <schwab@suse.de>
25496 * doc/install.texi (Configuration): Remove obsolete paragraph
25497 about use of --with-gnu-ld with --with-gnu-as.
25499 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25501 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25502 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25503 Follow spelling conventions.
25505 2009-01-18 Ben Elliston <bje@au.ibm.com>
25507 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25508 C++ warning about implicit conversion from void * to struct
25510 (bitmap_obstack_free): Likewise for bitmap_element *.
25511 * Makefile.in (bitmap.o-warn): Remove.
25513 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25515 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25517 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25518 Tobias Grosser <tobi.grosser@amd.com>
25520 * graphite.c (graphite_trans_scop_block): Do not block single
25523 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25525 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25526 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25527 test with assertion.
25529 2009-01-16 Richard Guenther <rguenther@suse.de>
25531 PR tree-optimization/38835
25532 PR middle-end/36227
25533 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25534 and INT + PTR -> (INT)(PTR p+ INT) folding.
25535 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25537 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25540 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25541 the subreg from a lowpart subreg if it is also casting the value.
25543 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25544 Tobias Grosser <tobi.grosser@amd.com>
25546 * graphite.c (compare_prefix_loops): New.
25547 (build_scop_canonical_schedules): Rewritten.
25548 (graphite_transform_loops): Move build_scop_canonical_schedules
25549 after build_scop_iteration_domain.
25551 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25552 Tobias Grosser <tobi.grosser@amd.com>
25554 * graphite.c (add_conditions_to_domain): Add the loops to
25555 the dimension of the iteration domain. Do copy the domain
25556 only when it exists.
25557 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25558 (add_conditions_to_constraints): New.
25559 (can_generate_code_stmt, can_generate_code): Removed.
25560 (gloog): Do not call can_generate_code.
25561 (graphite_transform_loops): Call add_conditions_to_constraints
25562 after building the iteration domain.
25564 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25566 PR tree-optimization/38789
25567 * tree-ssa-threadedge.c
25568 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25569 __builtin_constant_p.
25571 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25573 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25574 examined before deleting them.
25576 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25578 * function.c (aggregate_value_p): Correctly extract the function
25579 type from CALL_EXPR_FN lookup.
25581 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25583 * config/picochip/picochip.c (picochip_override_options): Revert
25584 CFI asm flag disable commited previously.
25586 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25587 Tobias Grosser <tobi.grosser@amd.com>
25588 Jan Sjodin <jan.sjodin@amd.com>
25590 * graphite.c (scan_tree_for_params): On substractions negate
25591 all the coefficients of the term.
25592 (clast_to_gcc_expression_red): New. Handle reduction expressions
25593 of more than two operands.
25594 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25595 (get_vdef_before_scop): Handle also the case of default definitions.
25597 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25599 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25600 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25601 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25603 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25604 Joey Ye <joey.ye@intel.com>
25606 PR middle-end/37843
25607 * cfgexpand.c (expand_stack_alignment): Don't update stack
25608 boundary nor check incoming stack boundary here.
25609 (gimple_expand_cfg): Update stack boundary and check incoming
25610 stack boundary here.
25612 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25614 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25616 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25618 PR rtl-optimization/38245
25619 * calls.c (expand_call): Add stack arguments to
25620 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25621 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25622 in regs and partially in memory or BLKmode arguments.
25623 (emit_library_call_value_1): Add stack arguments to
25624 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25625 ACCUMULATE_OUTGOING_ARGS).
25626 * dce.c: Include tm_p.h.
25627 (find_call_stack_args): New function.
25628 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25630 (mark_insn): Call find_call_stack_args for CALL_Ps.
25631 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25632 forwards. Allocate and free arg_stores bitmap if needed, pass it
25633 down to deletable_insn_p, don't mark stores set in arg_stores
25634 bitmap, clear the bitmap at the beginning of each bb.
25635 * Makefile.in (dce.o): Depend on $(TM_P_H).
25637 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25640 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25641 to make sure the insn is a conditional test (bug 22599). Reformat a
25644 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25646 PR middle-end/38431
25647 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25648 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25649 (gloog): Do not call cleanup_tree_cfg.
25650 (graphite_transform_loops): Call cleanup_tree_cfg after all
25651 scops have been code generated.
25653 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25654 * doc/gty.texi (Invoking the garbage collector): Added new node
25655 and section documenting ggc_collect.
25657 2009-01-14 Richard Guenther <rguenther@suse.de>
25659 PR tree-optimization/38826
25660 PR middle-end/38477
25661 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25662 initialization notes only if we actually emitted a warning.
25663 (intra_create_variable_infos): Add constraints for a result decl
25664 that is passed by hidden reference.
25665 (build_pred_graph): Mark all related variables non-direct on
25668 2009-01-14 Nick Clifton <nickc@redhat.com>
25670 * ira-conflicts.c: Include addresses.h for the definition of
25672 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25673 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25675 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25678 * Makefile.in (ira-lives.o): Add except.h.
25680 * ira-lives.c: Include except.h.
25681 (process_bb_node_lives): Process can_throw_internal.
25683 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25685 PR rtl-optimization/38774
25686 * combine.c (simplify_set): When undoing cc_use change, don't do
25687 PUT_CODE on the newly created comparison, but instead put back the
25690 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25692 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25693 values. Remove duplicate arm8 entry.
25695 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25697 PR tree-optimization/38786
25698 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25699 the SSA_NAME case of expand_scalar_variables_expr.
25700 Set the type of an expression to the type of its assign statement.
25701 (expand_scalar_variables_expr): Also gather the scalar computation
25702 used to index the memory access. Do not pass loop_p.
25703 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25704 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25705 the gimple_stmt_iterator where it inserts new code.
25706 Do not pass loop_p.
25707 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25708 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25710 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25712 * graphite.h (debug_value): Removed.
25713 * graphite.c (debug_value): Removed.
25715 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25717 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25718 ldrd/strd with two 32-bit instructions.
25720 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25722 * config/arm/arm.c (struct processors): Pass for speed down into
25723 cost helper functions.
25724 (const_ok_for_op): Handle COMPARE and inequality nodes.
25725 (arm_rtx_costs_1): Rewrite.
25726 (arm_size_rtx_costs): Update prototype.
25727 (arm_rtx_costs): Pass speed down to helper functions.
25728 (arm_slowmul_rtx_costs): Rework cost calculations.
25729 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25730 (arm_9e_rtx_costs): Likewise.
25732 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25734 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25735 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25736 (alpha_legitimize_address): Do not split local symbols wider than
25737 UNITS_PER_WORD into HIGH/LO_SUM parts.
25739 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25742 * gcc.c (process_command): Replace call to execvp with calls
25743 to pex_one and exit.
25745 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25748 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25749 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25750 variant for devices with 3-byte PC.
25751 (__tablejump_elpm__): New.
25753 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25756 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25757 offsetof member-designator, handle it as `[0].'.
25759 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25761 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25762 function when not using named sections on targets with named sections
25763 if branch distance is less than 262132.
25765 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25767 * combine.c (combine_instructions): Recompute
25768 optimize_this_for_speed_p for each BB in the main combine loop.
25770 2009-01-12 Tomas Bily <tbily@suse.cz>
25773 * tree-loop-distribution.c (prop_phis): New function.
25774 (generate_builtin): Call prop_phis.
25775 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25777 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25779 PR tree-optimization/38807
25780 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25781 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25783 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25785 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25786 subreg of op0 to the original op0.
25788 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25790 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25792 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25795 * mips-tfile.c (parse_def): Fix parsing of def strings
25796 starting with digits.
25798 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25801 * config/arm/arm.c (arm_is_long_call_p): Don't call
25802 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25804 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25806 * regrename.c (regrename_optimize): Fix dumping.
25807 (find_oldest_value_reg): Preserve REG_POINTER.
25808 (copy_hardreg_forward_1): Likewise.
25810 2009-01-09 Diego Novillo <dnovillo@google.com>
25812 * gimple.h (struct gimple_statement_base) <uid>: Document
25813 the restrictions on its use.
25814 (gimple_uid): Tidy.
25815 (gimple_set_uid): Tidy.
25817 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25819 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25820 zero guard even if align_bytes != 0 and count is smaller than
25823 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25825 PR rtl-optimization/38495
25826 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25827 (add_range_and_copies_from_move_list): Print all added ranges.
25828 Add ranges to memory optimized destination.
25830 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25834 * config/i386/i386.c (override_options): Reject
25835 -mstringop-strategy=rep_8byte with -m32.
25836 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25837 to 1. Do count comparison against epilogue_size_needed at compile
25838 time even when count_exp was constant forced into register. For
25839 size_needed don't jump to epilogue, instead just avoid aligning
25840 and invoke the body algorithm. If need_zero_guard, add zero guard
25841 even if count is non-zero, but smaller than size_needed + number of
25842 bytes that could be stored for alignment.
25843 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25844 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25845 but smaller than size_needed + number of bytes that could be stored
25846 for alignment. Compare size_needed with epilogue_size_needed instead
25847 of desired_align - align, don't adjust size_needed, pass
25848 epilogue_size_needed to the epilogue expanders.
25851 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25853 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25855 * pa.c (last_address): Change to unsigned.
25856 (update_total_code_bytes): Change argument to unsigned. Don't
25857 check if insn addresses are set.
25858 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25859 addresses are not set.
25860 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25862 2009-01-09 Nick Clifton <nickc@redhat.com>
25864 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25865 DECL_DECLARED_INLINE_P.
25867 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25869 PR middle-end/38347
25870 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25871 GET_MODE (op0) in operand_subword_force calls.
25873 PR middle-end/38771
25874 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25875 fold_convert arg0 operands to TREE_TYPE (op0) first.
25877 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25879 * params.def (ira-max-conflict-table-size): Decrease default value
25882 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25884 PR tree-optimization/37031
25885 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25887 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25888 allocate it using gc instead of heap, use VEC_quick_push instead of
25890 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25891 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25892 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25893 allocated vector from heap allocated.
25894 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25895 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25896 vector only after perfect_loop_nest_depth call.
25898 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25899 Jan Sjodin <jan.sjodin@amd.com>
25901 PR tree-optimization/38559
25902 * graphite.c (debug_value, copy_constraint,
25903 swap_constraint_variables, scale_constraint_variable, ): New.
25904 (get_lower_bound, get_upper_bound): Removed.
25905 (graphite_trans_bb_strip_mine): Clean up this code that works
25906 only for constant number of iterations. Fully copy upper and
25907 lower bound constraints, not only the constant part of them.
25908 * graphite.h (debug_value): Declared.
25910 2009-01-08 Ira Rosen <irar@il.ibm.com>
25912 PR tree-optimization/37194
25913 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25914 Don't add the cost of cost model guard in prologue to scalar
25915 outside cost in case of known number of iterations.
25917 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25918 Alan Modra <amodra@bigpond.net.au>
25920 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25921 non-word-aligned REG+CONST addressing.
25923 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25926 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25927 free_after_compilation when outputting a thunk.
25928 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25929 Do not call free_after_compilation here.
25931 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25933 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25934 (ix86_valid_target_attribute_inner_p): Ditto.
25936 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25938 PR tree-optimization/38492
25939 PR tree-optimization/38498
25940 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25941 * tree-chrec.h (scev_is_linear_expression): Declared.
25942 * graphite.c (graphite_cannot_represent_loop_niter): New.
25943 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25944 (graphite_loop_normal_form): Use gcc_assert.
25945 (scan_tree_for_params): Use CASE_CONVERT.
25946 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25947 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25948 Use gcc_assert. Discard scops that contain unhandled cases.
25949 (build_scop_conditions): Return a boolean status for unhandled cases.
25950 (strip_mine_profitable_p): Print the loop number, not its depth.
25951 (is_interchange_valid): Pass the depth of the loop nest, don't
25952 recompute it wrongly.
25953 (graphite_trans_bb_block): Same.
25954 (graphite_trans_bb_block): Print tentative of loop blocking.
25955 (graphite_trans_scop_block): Do not print that the loop has been
25957 (graphite_transform_loops): Do not handle scops that contain condition
25960 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25962 AVX Programming Reference (December, 2008)
25963 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25964 (_mm256_stream_pd): Likewise.
25965 (_mm256_stream_ps): Likewise.
25967 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25968 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25969 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25970 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25971 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25972 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25973 (ix86_expand_special_args_builtin): Likewise.
25975 * config/i386/sse.md (AVXMODEDI): New.
25976 (avx_movnt<mode>): Likewise.
25977 (avx_movnt<mode>): Likewise.
25978 (<sse>_movnt<mode>): Remove AVX support.
25979 (sse2_movntv2di): Likewise.
25981 2009-01-07 Richard Guenther <rguenther@suse.de>
25983 PR middle-end/38751
25984 * fold-const.c (extract_muldiv): Remove obsolete comment.
25985 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25986 to PLUS_EXPR canonicalization for the canonicalization.
25988 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25990 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25991 hosted cross-compilers generating less efficient code.
25993 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25995 * function.h (rtl_data): Add a dbr_scheduled_p field.
25996 * reorg.c (dbr_schedule): Set it.
25997 (gate_handle_delay_slots): Check it.
25998 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25999 (mips_reorg): Check flag_delayed_branch instead of
26000 mips_base_delayed_branch.
26001 (mips_override_options): Don't set mips_base_delayed_branch
26002 or flag_delayed_branch.
26004 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26006 PR rtl-optimization/38426.
26007 * ira.c (ira): Set current_function_is_leaf earlier.
26009 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26011 PR rtl-optimization/38722
26012 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26013 too early, only set a flag and modify after last possible
26016 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26019 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26020 * real.c (decimal_single_format): Correct values of emin and emax.
26021 (decimal_double_format): Ditto.
26022 (decimal_quad_format): Ditto.
26023 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26024 computation of DECnn_MIN and DECnn_MAX for corrected values of
26025 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26026 __DECnn_MIN__, and adjust its computation for the corrected value
26029 2009-01-06 Jan Hubicka <jh@suse.cz>
26032 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26034 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26036 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26037 Add Robert Clark to the list of testers.
26039 2009-01-06 Jan Hubicka <jh@suse.cz>
26040 Kai Tietz <kai.tietz@onevision.com>
26042 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26043 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26045 2009-01-06 Jan Hubicka <jh@suse.cz>
26046 Kai Tietz <kai.tietz@onevision.com>
26048 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26050 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26051 (ix86_nsaved_regs): Count only general purpose regs.
26052 (ix86_nsaved_sseregs): New.
26053 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26054 to 16 for w64; compute padding and size of sse reg save area.
26055 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26056 general purpose regs.
26057 (ix86_emit_save_sse_regs_using_mov): New.
26058 (ix86_expand_prologue): Save SSE regs if needed.
26059 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26060 (ix86_emit_restore_sse_regs_using_mov): New.
26061 (ix86_expand_epilogue): Save SSE regs if needed.
26063 2009-01-06 Jan Hubicka <jh@suse.cz>
26064 Kai Tietz <kai.tietz@onevision.com>
26066 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26067 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26068 functions when accumulate outgoing args is off.
26070 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26073 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26074 before using pseudos_have_intersected_live_ranges_p.
26076 * ira-int.h (ira_assert): Always define.
26078 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26080 AVX Programming Reference (December, 2008)
26081 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26082 (_mm256_permute2_pd): Likewise.
26083 (_mm_permute2_ps): Likewise.
26084 (_mm256_permute2_ps): Likewise.
26085 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26086 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26088 * config/i386/i386.c (ix86_builtins): Remove
26089 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26090 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26091 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26092 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26093 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26094 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26095 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26096 __builtin_ia32_vpermil2ps256.
26097 (ix86_init_mmx_sse_builtins): Updated.
26098 (ix86_expand_args_builtin): Likewise.
26100 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26102 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26103 long absolute calls when generating PA 2.0 code.
26105 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26107 PR rtl-optimization/38583
26108 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26110 * params.def (ira-max-conflict-table-size): New.
26112 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26114 * ira.h (ira_conflicts_p): New external definition.
26116 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26117 table. Report this. Return result of building.
26118 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26119 building conflict table.
26121 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26122 (ira_color): Use ira_conflicts_p.
26124 * global.c: Include ira.h.
26125 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26128 * Makefile.in (global.o): Add ira.h.
26130 * ira-build.c (mark_all_loops_for_removal,
26131 propagate_some_info_from_allocno): New.
26132 (remove_unnecessary_allocnos): Call
26133 propagate_some_info_from_allocno.
26134 (remove_low_level_allocnos): New.
26135 (remove_unnecessary_regions): Add parameter. Call
26136 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26137 parameter to remove_unnecessary_regions.
26138 (ira_build): Remove all regions but root if the conflict table was
26139 not built. Update conflict hard regs for allocnos crossing calls.
26141 * ira.c (ira_conflicts_p): New global.
26142 (ira): Define and use ira_conflicts_p.
26144 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26145 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26146 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26148 2009-01-06 Ben Elliston <bje@au.ibm.com>
26150 * gengtype-lex.l (YY_NO_INPUT): Define.
26152 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26155 * c-common.c (handle_vector_size_attribute): Also reject
26156 BOOLEAN_TYPE types.
26158 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26160 PR tree-optimization/38492
26161 * graphite.c (rename_map_elt, debug_rename_elt,
26162 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26163 rename_map_elt_info, eq_rename_map_elts,
26164 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26165 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26166 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26167 (sese_build_livein_liveouts): New.
26168 (new_sese, free_sese): New.
26169 (new_scop): Call new_sese.
26170 (free_scop): Call free_sese.
26171 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26172 (register_old_new_names): Renamed register_old_and_new_names.
26173 (register_scop_liveout_renames, add_loop_exit_phis,
26174 insert_loop_close_phis, struct igp,
26175 default_liveout_before_guard, add_guard_exit_phis,
26176 insert_guard_phis, copy_renames): New.
26177 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26178 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26179 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26180 (scop_adjust_phis_for_liveouts): New.
26181 (gloog): Call scop_adjust_phis_for_liveouts.
26183 * graphite.h (struct sese): Documented. Added fields liveout,
26184 num_ver and livein.
26185 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26186 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26187 (struct scop): Added field liveout_renames.
26188 (SCOP_LIVEOUT_RENAMES): New.
26190 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26192 PR tree-optimization/38510
26193 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26194 (translate_clast): Call recompute_all_dominators before
26196 (gloog): Call recompute_all_dominators before graphite_verify.
26198 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26199 Jan Sjodin <jan.sjodin@amd.com>
26201 PR tree-optimization/38500
26202 * graphite.c (create_sese_edges): Call fix_loop_structure after
26205 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26207 * config.gcc: Add m32r*-*-rtems*.
26208 * config/m32r/rtems.h: New file.
26210 2009-01-05 Ben Elliston <bje@au.ibm.com>
26212 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26213 (.po.pox): Likewise.
26214 (po/gcc.pot): Likewise.
26216 2009-01-04 David S. Miller <davem@davemloft.net>
26218 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26219 (STARTING_FRAME_OFFSET): Always set to zero.
26221 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26223 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26224 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26225 fixed-point types, and vectors of the same.
26227 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26229 * config/mips/sync.md (*mb_barrier): Rename to...
26230 (*memory_barrier): ...this.
26232 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26234 * doc/extend.texi (Function Attributes): Move @cindex after @item
26235 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26236 and put in alphabetical order. Fix 'target' name and put in order.
26237 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26240 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26242 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26243 (memory_barrier): Expand as unspec instead of unspec_volatile.
26244 Remove mem:BLK from insn operands. Use Pmode scratch register.
26245 (*memory_barrier): Define as unspec instead of unspec_volatile.
26246 Use (match_dup 0) as input operand.
26248 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26249 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26250 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26251 scratch register. Remove operand 1.
26252 (*stbar): Define as unspec instead of unspec_volatile.
26253 Use (match_dup 0) as input operand, remove (const_int 8).
26254 (*membar): Define as unspec instead of unspec_volatile.
26255 Use (match_dup 0) as input operand, remove input operand 2.
26257 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26258 (memory_barrier): Expand as unspec instead of unspec_volatile.
26259 Remove mem:BLK from insn operands. Use Pmode scratch register.
26260 (*memory_barrier): Define as unspec instead of unspec_volatile.
26261 Use (match_dup 0) as input operand.
26263 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26264 Remove mem:BLK from insn operands. Use Pmode scratch register.
26265 Set volatile flag on operand 0.
26266 (*memory_barrier): New insn pattern.
26268 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26270 (*memory_barrier): Use (match_dup 0) as input operand.
26272 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26273 Remove mem:BLK from insn operands. Use Pmode scratch register.
26274 Set volatile flag on operand 0.
26275 (*mb_internal): New insn pattern.
26277 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26279 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26281 PR middle-end/38586
26282 * function.c (struct temp_slot): Move to the section of the file
26283 that deals with temp slots. Remove field 'address'.
26284 (temp_slot_address_table): New hash table of address -> temp slot.
26285 (struct temp_slot_address_entry): New struct, items for the table.
26286 (temp_slot_address_compute_hash, temp_slot_address_hash,
26287 temp_slot_address_eq, insert_temp_slot_address): Support functions
26289 (find_temp_slot_from_address): Rewrite to use the new hash table.
26290 (remove_unused_temp_slot_addresses): Remove addresses of temp
26291 slots that have been made available.
26292 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26293 worker function for remove_unused_temp_slot_addresses.
26294 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26295 Add the temp slot address to the address -> temp slot map.
26296 (update_temp_slot_address): Update via insert_temp_slot_address.
26297 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26298 (pop_temp_slots): Likewise.
26299 (init_temp_slots): Allocate the address -> temp slot map, or empty
26300 the map if it is already allocated.
26301 (prepare_function_start): Initialize temp slot processing.
26303 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26305 PR middle-end/38584
26306 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26307 Calculate the size of all stack vars assuming no packing of stack
26308 vars will happen, replacing a quadratic algorithm with a linear one.
26310 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26313 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26316 2009-01-03 Diego Novillo <dnovillo@google.com>
26318 * doc/contrib.texi: Update contributions.
26320 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26323 * builtins.c (fold_builtin_memory_op): Give up if either operand
26324 is volatile. Set srctype or desttype to non-qualified version
26328 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26329 and FUNCTION_DECLs.
26331 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26333 PR rtl-optimization/35805
26334 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26335 problem if fast dce is able to remove any instructions.
26336 * dce.c (dce_process_block): Fix dump message.
26338 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26341 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26343 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26345 PR middle-end/38690
26346 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26347 * tree-pretty-print.c (op_code_prio): New function.
26348 (op_prio): No longer static. Use op_code_prio.
26349 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26350 Use op_prio and op_code_prio to determine if () should be
26351 printed around operand(s) or not.
26353 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26354 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26355 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26356 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26357 pp_character instead of pp_string for single letter printing.
26359 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26361 * doc/extend.texi: Fix '#pragma GCC option' typo.
26363 2009-01-02 Richard Guenther <rguenther@suse.de>
26365 * doc/install.texi (--enable-checking): Mention different
26366 default for stage1.
26367 (--enable-stage1-checking): Document.
26369 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26371 PR middle-end/30142
26372 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26373 case to be an error.
26375 2009-01-02 Ben Elliston <bje@au.ibm.com>
26377 * config/fp-bit.h (pack_d): Constify argument.
26378 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26379 (isnan): Constify argument.
26381 (iszero): Likewise.
26382 (pack_d): Likewise.
26383 (_fpadd_parts): Constify return type.
26384 (_fpmul_parts): Likewise.
26385 (_fpdiv_parts): Likewise.
26387 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26390 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26391 warn about overwriting initializer with side-effects or
26392 -Woverride-init if !IMPLICIT.
26393 (output_init_element): Likewise. Pass IMPLICIT down to
26395 (process_init_element): Add IMPLICIT argument. Pass it down
26396 to output_init_element.
26397 (push_init_element, pop_init_level, set_designator): Adjust
26398 process_init_element callers.
26399 (set_nonincremental_init, set_nonincremental_init_from_string):
26400 Adjust add_pending_init callers.
26401 (output_pending_init_elements): Adjust output_init_element callers.
26402 * c-tree.h (process_init_element): Adjust prototype.
26403 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26404 process_init_element callers.
26407 Copyright (C) 2009 Free Software Foundation, Inc.
26409 Copying and distribution of this file, with or without modification,
26410 are permitted in any medium without royalty provided the copyright
26411 notice and this notice are preserved.