1 2009-09-22 Neil Vachharajani <nvachhar@google.com>
3 * testsuite/gcc.dg/pr40209.c: Add test case.
5 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
8 unconditional true for decimal float modes.
9 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
10 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
12 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
14 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
15 Enable a new case for __FreeBSD__ >= 7.
16 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
17 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
18 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
21 * doc/install.texi (*-*-freebsd*): Update target information.
23 2009-09-22 Richard Guenther <rguenther@suse.de>
26 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
27 arrays really properly.
29 2009-09-22 Richard Henderson <rth@redhat.com>
32 * target.h (struct gcc_target): Add asm_out.trampoline_template,
33 calls.static_chain, calls.trampoline_init,
34 calls.trampoline_adjust_address.
35 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
36 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
37 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
38 * builtins.c (expand_builtin_setjmp_receiver): Use
39 targetm.calls.static_chain; only clobber registers.
40 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
41 set up memory attributes properly for the trampoline block.
42 (expand_builtin_adjust_trampoline): Use
43 targetm.calls.trampoline_adjust_address.
44 * calls.c (prepare_call_address): Add fndecl argument. Use
45 targetm.calls.static_chain.
46 * df-scan.c (df_need_static_chain_reg): Remove.
47 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
48 consolodate static chain handling.
49 * doc/tm.texi: Document new hooks.
50 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
51 (init_emit_regs): Don't initialize them.
52 * expr.h (prepare_call_address): Update decl.
53 * final.c (profile_function): Use targetm.calls.static_chain.
54 * function.c (expand_function_start): Likewise.
55 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
56 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
57 only clobber registers.
58 * targhooks.c (default_static_chain): New.
59 (default_asm_trampoline_template, default_trampoline_init): New.
60 (default_trampoline_adjust_address): New.
61 * targhooks.h: Declare them.
62 * varasm.c (assemble_trampoline_template): Use
63 targetm.asm_out.trampoline_template. Make the memory block const
66 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
67 alpha_initialize_trampoline. Make static. Merge VMS parameter
68 differences into the TARGET_ABI_OPEN_VMS code block.
69 (TARGET_TRAMPOLINE_INIT): New.
70 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
71 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
72 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
73 (INITIALIZE_TRAMPOLINE): Remove.
75 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
76 (TRAMPOLINE_TEMPLATE): Merge with ...
77 (INITIALIZE_TRAMPOLINE): ... this and move ...
78 * config/arc/arc.c (arc_trampoline_init): ... here.
79 (TARGET_TRAMPOLINE_INIT): New.
81 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
82 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
83 (arm_asm_trampoline_template): New.
84 (arm_trampoline_init, arm_trampoline_adjust_address): New.
85 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
86 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
87 code to arm_asm_trampoline_template.
88 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
89 arm_trampoline_adjust_address.
90 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
91 adjust for target hook parameters.
93 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Remove.
95 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
96 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
97 (bfin_trampoline_init): Rename from initialize_trampoline;
98 make static; update for target hook parameters.
99 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
100 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
101 bfin_asm_trampoline_template.
102 (INITIALIZE_TRAMPOLINE): Remove.
104 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
105 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
106 cris_trampoline_init): New.
107 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
108 cris_asm_trampoline_template.
109 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
110 adjust for target hook parameters.
112 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
114 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
115 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
116 fr30_trampoline_init): New.
117 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
118 fr30_asm_trampoline_template.
119 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
120 adjust for target hook parameters.
122 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
123 (frv_trampoline_init): Rename from frv_initialize_trampoline;
124 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
125 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
126 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
128 * config/h8300/h8300.c (h8300_trampoline_init): New.
129 (TARGET_TRAMPOLINE_INIT): New.
130 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
131 to h8300_trampoline_init and adjust for hook parameters.
133 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
134 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
135 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
136 make static; adjust for hook parameters.
137 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
139 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
140 (TARGET_TRAMPOLINE_INIT): New.
141 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
142 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
143 iq2000_asm_trampoline_template.
144 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
145 (TRAMPOLINE_CODE_SIZE): New.
146 (TRAMPOLINE_SIZE): Use it.
147 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
149 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
150 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
151 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
152 adjust for hook parameters.
153 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
155 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
156 (m32r_trampoline_init): New.
157 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
158 m32r_trampoline_init.
160 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
161 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
162 make static; update for hook parameters.
163 * config/m68hc11/m68hc11-protos.h: Update.
164 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
166 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
167 (TARGET_TRAMPOLINE_INIT): New.
168 (mcore_function_value): Fix typo.
169 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
170 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
171 to mcore_asm_trampoline_template.
172 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
174 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
175 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
176 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
177 update for hook parameters.
178 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
180 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
181 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
182 mips_trampoline_init): New.
183 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
184 mips_asm_trampoline_template.
185 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
186 update for hook parameters.
188 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
189 (TARGET_TRAMPOLINE_INIT): New.
190 (mmix_trampoline_size): Remove.
191 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
192 make static. Remove out-of-date tetra vs octa comment.
193 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
194 make static; update for hook parameters.
195 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
196 (INITIALIZE_TRAMPOLINE): Remove.
197 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
198 (TRAMPOLINE_ALIGNMENT): New.
199 * gcc/config/mmix/mmix-protos.h: Update.
201 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
202 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
203 mn10300_trampoline_init): New.
204 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
205 mn10300_asm_trampoline_template.
206 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
208 * config/moxie/moxie.c (moxie_static_chain,
209 moxie_asm_trampoline_template, moxie_trampoline_init,
210 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
211 TARGET_TRAMPOLINE_INIT): New.
212 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
213 moxie_trampoline_init.
214 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
215 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
217 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
218 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
219 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
220 pa_trampoline_adjust_address): New.
221 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
222 pa_asm_trampoline_template.
223 (TRAMPOLINE_ALIGNMENT): New.
224 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
225 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
226 adjust for hook parameters.
227 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
229 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
230 (TARGET_TRAMPOLINE_INIT): New.
231 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
232 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
234 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
236 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
237 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
238 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
239 make static; adjust parameters for the hook.
240 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
242 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
243 s390_trampoline_template; make static.
244 (s390_trampoline_init): Rename from s390_initialize_trampoline;
245 make static; adjust for target hook.
246 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
247 * config/s390/s390-protos.h: Remove trampoline decls.
248 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
249 (TRAMPOLINE_TEMPLATE): Remove.
250 (TRAMPOLINE_ALIGNMENT): New.
252 * config/score/score-protos.h (score_initialize_trampoline): Remove.
253 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
254 (TARGET_TRAMPOLINE_INIT): New.
255 (score_asm_trampoline_template): New.
256 (score_trampoline_init): Rename from score_initialize_trampoline;
257 make static; adjust for hook parameters.
258 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
259 score[37]_asm_trampoline_template.
260 (INITIALIZE_TRAMPOLINE): Remove.
261 * config/score/score3.c (score3_asm_trampoline_template): New.
262 (score3_trampoline_init): Rename from score3_initialize_trampoline;
263 adjust for target hook.
264 * config/score/score7.c (score7_asm_trampoline_template): New.
265 (score7_trampoline_init): Rename from score7_initialize_trampoline;
266 adjust for target hook.
267 * config/score/score3.h, config/score/score7.h: Update.
269 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
270 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
271 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
272 (sh_trampoline_init): Rename from sh_initialize_trampoline;
273 make static; adjust for target hook parameters.
274 (sh_trampoline_adjust_address): New.
275 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
276 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
278 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
279 (sparc32_initialize_trampoline): Rename from
280 sparc_initialize_trampoline; make static; replace tramp parameter
281 with m_tramp and update memory accesses.
282 (sparc64_initialize_trampoline): Similarly.
283 (sparc_trampoline_init): New.
284 * config/sparc/sparc-protos.h: Remove trampoline decls.
285 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
286 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
288 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
289 (array_to_constant): Make ARR parameter const.
290 (spu_trampoline_init): Rename from spu_initialize_trampoline;
291 make static; update for hook parameters.
292 * config/spu/spu-protos.h: Update decls.
293 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
295 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
296 from xstormy16_initialize_trampoline; make static; update for
298 (TARGET_TRAMPOLINE_INIT): New.
299 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
301 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
302 (TARGET_TRAMPOLINE_INIT): New.
303 (v850_can_eliminate): Make static.
304 (v850_asm_trampoline_template, v850_trampoline_init): New.
305 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
306 v850_asm_trampoline_template.
307 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
308 and adjust for target hook parameters.
310 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
311 (TARGET_TRAMPOLINE_INIT): New.
312 (vax_asm_trampoline_template, vax_trampoline_init): New.
313 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
314 vax_asm_trampoline_template.
315 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
317 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
318 (TARGET_TRAMPOLINE_INIT): New.
319 (xtensa_asm_trampoline_template): Rename from
320 xtensa_trampoline_template; make static.
321 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
322 make static; update for hook parameters.
323 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
324 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
325 (INITIALIZE_TRAMPOLINE): Remove.
327 * config/i386/i386.c (ix86_function_regparm): Do not issue an
328 error for nested functions with regparm=3.
329 (ix86_compute_frame_layout): Adjust frame pointer offset for
330 ix86_static_chain_on_stack.
331 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
332 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
333 don't reset to UNITS_PER_WORD.
334 (ix86_emit_leave): Adjust ix86_cfa_state.
335 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
336 (ix86_static_chain): New.
337 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
338 make static; update for target hook parameters; use ix86_static_chain.
339 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
340 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
341 (INITIALIZE_TRAMPOLINE): Remove.
342 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
343 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
344 to the end. Add static_chain_on_stack.
345 (ix86_static_chain_on_stack): New.
347 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
348 (m68k_output_mi_thunk): Don't use static_chain_rtx.
349 (m68k_trampoline_init): New.
350 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
351 m68k_trampoline_init and adjust for hook parameters.
352 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
353 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
355 2009-09-22 Jakub Jelinek <jakub@redhat.com>
357 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
358 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
360 * reload1.c (reload): Call wrap_constant when substituting
361 reg for equiv inside of DEBUG_INSNs.
364 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
365 add_call_src_coords_attributes, add_high_low_attributes,
366 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
367 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
368 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
369 when -gdwarf-2 -gstrict-dwarf.
370 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
371 -gdwarf-[23] -gstrict-dwarf.
372 (address_of_int_loc_descriptor, loc_descriptor,
373 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
374 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
375 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
377 2009-09-22 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/41428
380 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
381 (ccp_finalize): Pass it to substitute_and_fold.
383 2009-09-22 Richard Guenther <rguenther@suse.de>
385 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
386 (substitute_and_fold): Adjust prototype.
387 * tree-vrp.c (vrp_evaluate_conditional): Make static.
388 (simplify_stmt_using_ranges): Likewise.
389 (fold_predicate_in): Move here from tree-ssa-propagate.c.
390 (vrp_fold_stmt): New function.
391 (vrp_finalize): Pass it to substitute_and_fold.
392 * tree-flow.h (vrp_evaluate_conditional): Remove.
393 (simplify_stmt_using_ranges): Likewise.
394 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
395 * tree-ssa-copy.c (fini_copy_prop): Likewise.
396 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
398 (fold_predicate_in): Move to tree-vrp.c.
399 (substitute_and_fold): Use the callback instead of calling into
400 tree-vrp.c functions directly.
402 2009-09-22 Jakub Jelinek <jakub@redhat.com>
404 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
405 comparison warning on rs6000.
408 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
409 GIMPLE_EH_MUST_NOT_THROW cleanup.
410 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
412 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
415 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
416 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
417 LIB_SPEC for darwin10 and later since it always uses the unwinder in
418 libSystem which is derived from the gcc 4.2.1 unwinder.
420 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
423 * varasm.c (default_encode_section_info): Copy TLS model into
424 sym_ref flags regardless of backend support for TLS, for all
425 model types except TLS_MODEL_EMULATED.
427 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
430 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
431 we can handle it correctly.
433 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
435 * doc/install.texi (os2): Remove section.
437 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
439 * doc/standards.texi (Objective-C): Adjust two URLs.
441 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
443 * tree-tailcall.c (process_assignment): Don't check if a multiplication
444 or an addition are already present.
445 (find_tail_calls): Combine multiple additions and multiplications.
446 (adjust_accumulator_values): Emit accumulators.
448 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
450 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
451 xmm register restore.
453 2009-09-21 Jan Hubicka <jh@suse.cz>
455 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
456 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
459 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
461 * stor-layout.c (layout_type): Remove obsolete code.
463 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
466 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
468 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
471 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
472 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
473 (fold_builtin_2, do_mpc_arg1): Update accordingly.
474 * fold-const.c (const_binop): Likewise.
475 * real.h (do_mpc_arg2): Update prototype.
477 2009-09-20 Jan Hubicka <jh@suse.cz>
479 * dwarf2out.c (add_const_value_attribute): Return true if successful.
480 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
481 (tree_add_const_value_attribute): Return true if successful.
482 (tree_add_const_value_attribute_for_decl): Likewise.
484 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
485 (loc_descriptor): ... here;
486 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
487 (cst_pool_loc_descr): Break out from ...; do not reffer constant
488 pool items that was not marked for output.
489 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
490 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
491 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
492 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
493 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
494 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
495 DW_OP_stack_value to get address of items that are not available
497 (dw_loc_list): Handle single element lists correctly.
499 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
500 Pascal Obry <obry@adacore.com>
502 * unwind-dw2-fde.c (classify_object_over_fdes):
503 Cast the constant 1 to _Unwind_Ptr.
504 (add_fdes): Likewise.
505 (linear_search_fdes): Likewise.
507 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
509 * stor-layout.c (set_sizetype): Avoid useless type copy.
511 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
513 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
515 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
516 * configure, config.in: Regenerate.
517 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
519 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
520 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
521 for global data if the output could be used in a shared library.
522 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
523 to 0 if TARGET_WRITABLE_EH_FRAME.
525 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
527 PR rtl-optimization/39886
528 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
529 just when insn is equal to BB_END (bb).
531 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
533 * config/mips/mips.opt (mrelax-pic-calls): New option.
534 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
536 (mips_unspec_call): Change "unspec_call" expander into this.
537 (mips_strip_unspec_call): New function.
538 (mips_got_load): Call mips_unspec_call instead of
539 gen_unspec_call<mode>.
540 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
542 (mips_cfg_in_reorg): New function.
543 (mips16_lay_out_constants): Use it to decide whether to call
544 CFG-aware insn splitting.
545 (r10k_insert_cache_barriers): Move CFG set-up code from here to
546 mips_reorg. Move DF set-up code from here ...
547 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
549 (mips_reorg): Call mips_df_reorg instead of
550 r10k_insert_cache_barriers. Move CFG set-up code here from
551 r10k_insert_cache_barriers.
552 (mips_call_expr_from_insn): New function.
553 (mips_pic_call_symbol_from_set): Likewise.
554 (mips_find_pic_call_symbol): Likewise.
555 (mips_annotate_pic_call_expr): Likewise.
556 (mips_get_pic_call_symbol): Likewise.
557 (mips_annotate_pic_calls): Likewise.
558 (mips_override_options): Disable -mrelax-pic-calls unless PIC
560 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
561 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
562 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
564 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
565 (unspec_call<mode>): Remove it.
566 (sibcall_internal, sibcall_value_internal,
567 sibcall_value_multiple_internal, call_internal, call_split,
568 call_value_internal, call_value_split,
569 call_value_multiple_internal, call_value_multiple_split): Pass
570 SIZE_OPNO to MIPS_CALL.
571 (call_internal_direct, call_direct_split,
572 call_value_internal_direct, call_value_direct_split): Pass -1 as
573 SIZE_OPNO to MIPS_CALL.
574 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
575 * configure: Regenerate.
576 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
577 and -mno-relax-pic-calls.
578 (MIPS Options): Document -mrelax-pic-calls
579 and -mno-relax-pic-calls.
581 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
584 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
585 in the directory this rule is called from, rather than the
586 toplevel 'gcc' directory, to fix in-tree build.
588 2009-09-19 Chris Demetriou <cgd@google.com>
590 PR preprocessor/28435:
591 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
592 to cpplib that the preprocessor output is needed.
594 2009-09-19 Jakub Jelinek <jakub@redhat.com>
596 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
597 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
598 *return_and_restore_fpregs_<mode>,
599 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
602 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
603 instead of assuming it has always a REG inside of it.
605 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
607 * config/freebsd.h: Update comment on types.
610 2009-09-18 Jason Merrill <jason@redhat.com>
612 * c.opt: Add -fno-deduce-init-list.
614 2009-09-18 Neil Vachharajani <nvachhar@google.com>
616 * value-prof.c (interesting_stringop_to_profile_p): Added output
617 argument to indicate which parameter is the size parameter.
618 * value-prof.c (gimple_stringop_fixed_value): Use
619 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
620 * value-prof.c (gimple_stringops_transform): Update call sites to
621 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
622 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
624 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
627 From David Binderman <dcb314@hotmail.com>:
628 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
629 local variable f. Remove stale comments.
630 (ix86_compute_frame_layout): Remove useless local variable total_size.
632 (legitimate_address_p): Remove useless local variables
633 reason_rtx and reason.
634 (ix86_split_copysign_const): Remove useless local variable op1.
635 (scale_counter): Remove useless local variable piece_size_mask.
637 2009-09-18 Jakub Jelinek <jakub@redhat.com>
639 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
642 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
645 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
647 2009-09-17 Jakub Jelinek <jakub@redhat.com>
649 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
652 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
654 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
655 DW_OP_implicit_value even without dwarf_version 4.
657 2009-09-17 Jan Hubicka <jh@suse.cz>
659 * dwarf2out.c: Include tree-pass.h and gimple.h.
660 (loc_list_plus_const): New function.
661 (loc_descriptor_from_tree_1): Rename to ...
662 (loc_descriptor_from_tree): ... remove original.
663 (loc_list_from_tree): New function.
664 (add_AT_location_description): Accept location list.
665 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
666 (concatn_mem_loc_descriptor): Remove.
667 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
669 (secname_for_decl): Move up.
670 (hidden_reference_p): New function; break out from ...
671 (loc_by_refernece): ... here; move up.
672 (dw_loc_list): New function.
673 (single_element_loc_list): New function.
674 (single_element_loc_list_p): New function.
675 (add_loc_descr_to_each): New function.
676 (add_loc_list): New function.
677 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
678 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
679 add diagnostics why expansion failed.
680 (add_location_or_const_value_attribute): Support location lists.
681 (add_bound_info): Likewise.
682 (descr_info_loc): Update call of loc_descriptor_from_tree.
683 (gen_variable_die): Work on location lists.
684 * final.c (pass_final): Add dump file.
685 * Makefile.in (dwarf2out.o): Add new dependencies.
687 2009-09-17 Janis Johnson <janis187@us.ibm.com>
690 * real.c decimal_from_integer, decimal_integer_string): New.
691 (real_from_integer): Use them as special case for decimal float.
692 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
693 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
694 Do not append zero after the decimal point in string to convert.
696 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
698 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
699 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
701 2009-09-17 Martin Jambor <mjambor@suse.cz>
703 * common.opt (fipa-sra): New switch.
704 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
705 * timevar.def (TV_IPA_SRA): New timevar.
706 * params.def (ipa-sra-ptr-growth-factor): New parameter.
707 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
708 * tree-sra.c: Include cgraph.c.
709 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
710 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
711 and grp_not_necessarilly_dereferenced.
712 (func_param_count): New variable.
713 (encountered_apply_args): New variable.
714 (bb_dereferences): New variable.
715 (final_bbs): New variable.
716 (no_accesses_representant): New variable.
717 (no_accesses_p): New function.
718 (dump_access): Dump the new fields.
719 (sra_initialize): Set encountered_apply_args to false.
720 (get_ssa_base_param): New function.
721 (mark_parm_dereference): New function.
722 (create_access): Caring for INIDRECT_REFs and different handling of
723 varialble length accesses in early IPA SRA. Store the stmt - a new
724 parameter - to the new access.
725 (build_access_from_expr_1): New parameter stmt, passed to
726 create_access. Handle INDIRECT_REFs.
727 (build_access_from_expr): Pass the current statement to
728 build_access_from_expr_1.
729 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
731 (build_accesses_from_assign): Pass the current statement to
732 build_access_from_expr_1. Do not create assign links in IPA-SRA.
733 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
734 final_bbs when necessary. Check for calls to __builtin_apply_args.
735 Fixup EH info if anythng was changed.
736 (is_unused_scalar_param): New function.
737 (ptr_parm_has_direct_uses): New function.
738 (find_param_candidates): New function.
739 (mark_maybe_modified): New function.
740 (analyze_modified_params): New function.
741 (propagate_dereference_distances): New function.
742 (dump_dereferences_table): New function.
743 (analyze_caller_dereference_legality): New function.
744 (unmodified_by_ref_scalar_representative): New function.
745 (splice_param_accesses): New function.
746 (decide_one_param_reduction): New function.
747 (enum ipa_splicing_result): New type.
748 (splice_all_param_accesses): New function.
749 (get_param_index): New function.
750 (turn_representatives_into_adjustments): New function.
751 (analyze_all_param_acesses): New function.
752 (get_replaced_param_substitute): New function.
753 (get_adjustment_for_base): New function.
754 (replace_removed_params_ssa_names): New function.
755 (sra_ipa_reset_debug_stmts): New function.
756 (sra_ipa_modify_expr): New function.
757 (sra_ipa_modify_assign): New function.
758 (convert_callers): New function.
759 (modify_function): New function.
760 (ipa_sra_preliminary_function_checks): New function.
761 (ipa_early_sra): New function.
762 (ipa_early_sra_gate): New function.
763 (pass_early_ipa_sra): New variable.
764 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
766 2009-09-17 Michael Matz <matz@suse.de>
769 * tree.c (build_type_attribute_qual_variant): Export.
770 * tree.h (build_type_attribute_qual_variant): Declare.
771 * tree-inline.c (remap_type_1): Use it to build variants with
772 the original qualifiers and attributes.
774 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
776 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
777 without a fallthrough edge.
779 2009-09-16 DJ Delorie <dj@redhat.com>
781 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
782 chip and ignore the "fast_interrupt" attribute if so.
784 2009-09-16 Richard Henderson <rth@redhat.com>
787 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
790 2009-09-16 Richard Henderson <rth@redhat.com>
793 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
794 is set only if DECL_NO_STATIC_CHAIN is unset.
795 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
796 (FOR_EACH_NEST_INFO): New.
797 (walk_all_functions): Use it.
798 (finalize_nesting_tree): Likewise.
799 (unnest_nesting_tree): Likewise.
800 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
801 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
802 (convert_gimple_call): Early out if gimple_call_chain already set.
803 (convert_all_function_calls): Iterate until no new functions
804 require a static chain.
805 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
806 when building a trampoline. Use dump_function_to_file instead
808 (lower_nested_functions): Open dump_file. Validate that decls
809 that have DECL_NO_STATIC_CHAIN from the front end don't have that
810 bit reset by this pass.
812 2009-09-16 Michael Matz <matz@suse.de>
815 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
816 shorten decl_common_unused.
817 (DECL_RESTRICTED_P): New accessor.
818 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
819 to disambiguate marked decls and restrict pointers.
821 2009-09-16 Richard Henderson <rth@redhat.com>
824 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
826 2009-09-16 Jakub Jelinek <jakub@redhat.com>
828 * integrate.c (set_block_abstract_flags): Call
829 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
831 2009-09-16 Richard Guenther <rguenther@suse.de>
834 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
837 2009-09-16 DJ Delorie <dj@redhat.com>
838 Kaz Kojima <kkojima@gcc.gnu.org>
840 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
841 (sh_expand_prologue): Update calls to output_stack_adjust.
842 (sh_expand_epilogue): Likewise.
844 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
847 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
848 trying to limit the extent of searches in the insn stream.
850 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
851 Jakub Jelinek <jakub@redhat.com>
855 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
857 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
858 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
859 (rs6000_savres_strategy): Always save FP registers inline if the
860 target doesn't support hardware double-precision. Set the above
861 bits in return value when needed.
862 (rs6000_savres_routine_sym): Fix computation for cache selector.
863 Mark the generated symbol as a function. Rename exitp argument to
864 lr. Move code for determining the name of the symbol...
865 (rs6000_savres_routine_name): ...here. New function. Add cases for
866 getting the names right on AIX and 64-bit Linux.
867 (savres_routine_name): New variable.
868 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
869 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
870 on what the target routine uses as a base register. If savep && lr
871 describe saving of r0 into memory slot.
872 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
873 line calls for AIX ABI.
874 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
875 determine FP save/restore functions.
876 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
877 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
879 (rs6000_emit_epilogue): Adjust computation of restore_lr.
880 Duplicate restoration of LR and execute the appropriate one
881 depending on whether GPRs are being restored inline. Set r11 from
882 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
883 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
884 Fix out of line calls for AIX ABI.
885 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
887 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
889 (*restore_gpregs_spe): Likewise.
890 (*return_and_restore_gpregs_spe): Likewise.
891 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
892 Define to empty string unconditionally.
893 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
894 Define to empty string unconditionally.
895 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
898 2009-09-15 Jan Hubicka <jh@suse.cz>
900 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
901 * params.def (inline-insns-auto): Likewise.
903 2009-09-15 Martin Jambor <mjambor@suse.cz>
905 * ipa-inline.c (estimate_function_body_sizes): Dump info about
906 individual statements only at TDF_DETAILS dump level. Format
907 source for 80 characters per line.
909 2009-09-15 Christian Bruel <christian.bruel@st.com>
911 * regrename.c (do_replace): Update REG_DEAD notes.
913 2009-09-15 Revital Eres <eres@il.ibm.com>
915 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
916 * targhooks.c (default_builtin_support_vector_misalignment):
917 New builtin function.
918 * targhooks.h (default_builtin_support_vector_misalignment):
920 * target.h (builtin_support_vector_misalignment):
921 New field in struct gcc_target.
922 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
923 new builtin function.
924 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
926 * config/rs6000/rs6000.c
927 (rs6000_builtin_support_vector_misalignment): New function.
928 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
930 2009-09-15 Jie Zhang <jie.zhang@analog.com>
932 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
934 (bfin_optimize_loop): Likewise.
935 (bfin_gen_bundles): Likewise.
936 (workaround_speculation): Likewise.
937 (find_load): Return NULL_RTX for debug_insn.
939 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
941 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
944 2009-09-14 DJ Delorie <dj@redhat.com>
946 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
947 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
950 2009-09-14 Richard Henderson <rth@redhat.com>
951 Jakub Jelinek <jakub@redhat.com>
953 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
954 * cfgbuild.c (make_edges): Handle asm goto.
955 * cfglayout.c (fixup_reorder_chain): Likewise.
956 * cfgrtl.c (patch_jump_insn): Likewise.
957 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
958 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
959 (gimple_build_asm_vec): Add and use labels parameter.
960 (gimple_build_asm): Remove.
961 (walk_gimple_asm): Walk labels too.
962 * gimple.def (GIMPLE_ASM): Update docs.
963 * gimple.h: Update decls.
964 (struct gimple_statement_asm): Change nc to use unsigned char;
966 (gimple_asm_nlabels): New.
967 (gimple_asm_label_op, gimple_asm_set_label_op): New.
968 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
969 into gimple_build_asm_vec.
970 * jump.c (mark_jump_label_asm): New.
971 (mark_jump_label): Use it.
972 (redirect_jump_1): Handle asm goto.
973 (invert_jump_1): Soft fail if X is null.
974 * recog.c (extract_asm_operands): New.
975 (asm_noperands): Use it; handle asm labels.
976 (decode_asm_operands): Use extract_asm_operands.
977 (asm_operand_ok): Properly handle empty string.
978 * reg-stack.c (get_asm_operands_in_out): Rename from
979 get_asm_operand_n_inputs; use extract_asm_operands; return both
980 inputs and outputs by reference; update all callers.
981 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
982 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
983 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
984 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
985 (extract_asm_operands): Declare.
986 * stmt.c (expand_asm_operands): Add and use labels parameter.
987 (check_unique_operand_names): Likewise.
988 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
989 (expand_asm_stmt): Handle asm labels.
990 * tree-cfg.c (make_gimple_asm_edges): New.
991 (make_edges): Use it.
992 (cleanup_dead_labels): Handle asm labels.
993 (is_ctrl_altering_stmt): Likewise.
994 (gimple_redirect_edge_and_branch): Likewise.
995 * tree.def (ASM_EXPR): Add 5th operand.
996 * tree.h (ASM_LABELS): New.
997 (resolve_asm_operand_names): Update decl.
999 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1000 (c_parser_asm_goto_operands): New.
1001 * c-tree.h (build_asm_expr): Update decl.
1002 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1003 * doc/extend.texi: Document asm goto.
1005 2009-09-14 Richard Henderson <rth@redhat.com>
1007 * except.h: Update declarations.
1008 (struct pointer_map_t): Forward declare.
1009 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1010 (struct eh_landing_pad_d, eh_landing_pad): New.
1011 (struct eh_catch_d, eh_catch): New.
1012 (struct eh_region_d): Remove next_region_sharing_label, aka,
1013 label, tree_label, landing_pad, post_landing_pad, resume,
1014 may_contain_throw. Rename region_number to index. Remove
1015 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1016 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1017 (VEC(eh_landing_pad,gc)): New.
1018 (struct eh_status): Remove last_region_number. Add lp_array,
1019 throw_stmt_table, ttype_data, ehspec_data.
1020 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1021 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1022 * except.c (lang_protect_cleanup_actions): Return tree.
1023 (struct ehl_map_entry): Remove.
1024 (init_eh_for_function): Push zero entries for region and lp_array.
1025 (gen_eh_region): Add to region_array immediately.
1026 (gen_eh_region_catch): Operate on eh_catch objects.
1027 (gen_eh_landing_pad): New.
1028 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1029 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1030 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1031 (get_eh_landing_pad_from_number_fn): New.
1032 (get_eh_landing_pad_from_number): New.
1033 (get_eh_region_from_lp_number_fn): New.
1034 (get_eh_region_from_lp_number): New.
1035 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1036 (get_exception_pointer, get_exception_filter): Remove.
1037 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1038 (current_function_has_exception_handlers): Simplify.
1039 (bring_to_root, eh_region_replaceable_by_p): Remove.
1040 (replace_region, hash_type_list, hash_eh_region): Remove.
1041 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1042 (label_to_region_map, num_eh_regions): Remove.
1043 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1044 (find_exception_handler_labels): Remove.
1045 (duplicate_eh_regions_0, find_prev_try): Remove.
1046 (struct duplicate_eh_regions_data): New.
1047 (duplicate_eh_regions_1): Rewrite.
1048 (duplicate_eh_regions): Return a pointer map instead of an
1050 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1051 (redirect_eh_edge_to_label): Remove.
1052 (eh_region_outermost): Rewrite using eh_region pointers
1053 instead of integers.
1054 (add_ttypes_entry): Update for ttype_data move to eh_status.
1055 (add_ehspec_entry): Rewrite with VEC instead of varray.
1056 (assign_filter_values): Likewise. Export.
1057 (build_post_landing_pads, connect_post_landing_pads): Remove.
1058 (dw2_build_landing_pads): Rewrite to use lp_array.
1059 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1060 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1061 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1062 (sjlj_mark_call_sites): Update for landing pad numbers.
1063 (finish_eh_generation): Rewrite.
1064 (gate_handle_eh): Do nothing for no eh tree.
1065 (pass_rtl_eh): Move up near finish_eh_generation.
1066 (remove_eh_landing_pad): New.
1067 (remove_eh_handler): Export.
1068 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1069 (for_each_eh_label): Rewrite to use lp_array.
1070 (make_reg_eh_region_note): New.
1071 (make_reg_eh_region_note_nothrow_nononlocal): New.
1072 (insn_could_throw_p): New.
1073 (copy_reg_eh_region_note_forward): New.
1074 (copy_reg_eh_region_note_backward): New.
1075 (check_handled, add_reachable_handler): Remove.
1076 (reachable_next_level, foreach_reachable_handler): Remove.
1077 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1078 (get_eh_region_and_lp_from_rtx): New.
1079 (get_eh_region_from_rtx): New.
1080 (can_throw_internal_1, can_throw_external_1): Remove.
1081 (can_throw_internal): Use get_eh_region_from_rtx.
1082 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1083 (insn_nothrow_p, can_nonlocal_goto): New.
1084 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1085 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1086 (add_action_record): Use VEC not varray.
1087 (collect_one_action_chain): Update for eh_region changes.
1088 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1089 Use get_eh_region_and_lp_from_rtx.
1090 (gate_convert_to_eh_region_ranges): New.
1091 (pass_convert_to_eh_region_ranges): Use it.
1092 (push_uleb128, push_sleb128): Use VEC not varray.
1093 (output_one_function_exception_table): Likewise.
1094 (dump_eh_tree): Update for eh_region changes.
1095 (verify_eh_tree): Likewise.
1096 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1097 * tree-eh.c: Include target.h.
1098 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1099 Don't disallow GIMPLE_RESX; adjust argument check.
1100 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1101 (record_stmt_eh_region): Update for landing pad numbers;
1102 generate a landing pad if necessary.
1103 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1104 (remove_stmt_from_eh_lp_fn): Similarly.
1105 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1106 Update for lp numbers; don't special case missing throw_stmt_table.
1107 (lookup_expr_eh_lp): Similarly.
1108 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1109 (eh_seq, eh_region_may_contain_throw): New.
1110 (struct leh_state): Add ehp_region.
1111 (struct leh_tf_state): Remove eh_label.
1112 (emit_post_landing_pad): New.
1113 (emit_resx, emit_eh_dispatch): New.
1114 (note_eh_region_may_contain_throw): New.
1115 (frob_into_branch_around): Take eh_region not eh label;
1116 emit eh code into eh_seq.
1117 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1118 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1119 lower_eh_must_not_throw. Emit code to eh_seq.
1120 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1121 (lower_try_finally_onedest): Likewise.
1122 (lower_try_finally_copy): Likewise.
1123 (lower_try_finally_switch): Likewise.
1124 (lower_try_finally): Initialize ehp_region.
1125 (lower_catch): Update for eh_catch objects.
1126 (lower_eh_filter): Don't handle must_not_throw.
1127 (lower_eh_must_not_throw): New.
1128 (lower_cleanup): Don't set eh_label.
1129 (lower_eh_constructs_2): Resolve eh builtins.
1130 Handle GIMPLE_EH_MUST_NOT_THROW.
1131 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1132 Add eh_seq to the end of the function body.
1133 (make_eh_dispatch_edges): New.
1134 (make_eh_edge): Remove.
1135 (make_eh_edges): Simplify for landing pads.
1136 (redirect_eh_edge_1): New.
1137 (redirect_eh_edge): Use it.
1138 (redirect_eh_dispatch_edge): New.
1139 (stmt_could_throw_p): Use a switch. Allow RESX.
1140 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1141 (stmt_can_throw_internal): Likewise.
1142 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1143 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1144 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1145 (gate_refactor_eh): New.
1146 (pass_refactor_eh): Use it.
1147 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1148 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1149 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1150 (remove_unreachable_handlers): Rename from
1151 tree_remove_unreachable_handlers; rewrite for landing pads;
1152 call remove_eh_handler directly.
1153 (remove_unreachable_handlers_no_lp): New.
1154 (unsplit_eh, unsplit_all_eh): New.
1155 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1156 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1157 (cleanup_empty_eh_unsplit): New.
1158 (cleanup_empty_eh): Rewrite.
1159 (cleanup_all_empty_eh): New.
1160 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1161 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1162 (gate_cleanup_eh): New.
1163 (pass_cleanup_eh): Use it.
1164 (verify_eh_edges): Move later in file. Expect one EH edge.
1165 (verify_eh_dispatch_edge): New.
1167 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1168 (gtype-desc.o): Add TARGET_H.
1169 (tree.o): Use EXCEPT_H, not except.h.
1170 (cfgbuild.o): Add EXPR_H.
1171 (GTFILES): Add vecprim.h.
1172 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1173 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1174 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1175 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1176 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1177 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1178 calls to can_throw_internal.
1179 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1180 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1181 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1182 (expand_gimple_stmt): Use make_reg_eh_region_note.
1183 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1184 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1185 or find_exception_handler_labels.
1186 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1187 there is exacly one EH edge. Use can_nonlocal_goto and
1189 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1190 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1191 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1192 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1193 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1194 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1195 * dse.c (scan_insn): Use insn_could_throw_p.
1196 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1197 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1198 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1199 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1200 EXC_PTR_EXPR or FILTER_EXPR.
1201 (tree_expr_nonzero_warnv_p): Likewise.
1202 * function.h: Include vecprim.h, not varray.h
1203 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1204 move ttype_data and ehspec_data members to struct eh_status; change
1205 action_record_data member to a VEC.
1206 * gcse.c (hash_scan_set): Use can_throw_internal.
1207 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1208 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1209 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1210 (block_may_fallthru): Don't handle RESX_EXPR.
1211 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1212 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1213 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1214 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1215 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1216 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1217 (gimple_size): Likewise.
1218 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1219 (gimple_build_resx): Use gimple_build_with_ops.
1220 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1221 (is_gimple_val): Likewise.
1222 (is_gimple_stmt): Remove RESX_EXPR.
1223 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1224 (GIMPLE_RESX): Reorder with other EH constructs.
1225 * gimple.h (struct gimple_statement_eh_mnt): New.
1226 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1227 (gimple_eh_filter_must_not_throw): Remove.
1228 (gimple_eh_filter_set_must_not_throw): Remove.
1229 (gimple_eh_must_not_throw_fndecl): New.
1230 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1231 (is_gimple_resx): New.
1232 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1233 Don't copy EH_FILTER_MUST_NOT_THROW.
1234 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1235 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1236 handle must_not_throw_labels specially.
1237 * ipa-pure-const.c (check_call): Update debug statement for LP.
1238 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1239 * ipa-utils.c (get_base_var): Likewise.
1240 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1241 * lower-subreg.c (move_eh_region_note): Remove.
1242 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1243 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1244 (create_task_copyfn): Likewise.
1245 (maybe_catch_exception): Use gimple_build_eh_filter.
1246 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1247 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1248 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1249 and pass_lower_resx.
1250 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1251 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1252 can_throw_internal, can_nonlocal_goto.
1253 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1254 copy_reg_eh_region_note_forward.
1255 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1256 (emit_output_reload_insns): Likewise.
1257 (copy_eh_notes): Remove.
1258 * rtl.def (RESX): Remove.
1259 * rtl.h: Update declarations.
1260 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1261 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1262 (update_eh_label): Remove.
1263 (cleanup_dead_labels_eh): New.
1264 (cleanup_deal_labels): Use it instead of update_eh_label.
1265 (gimple_merge_blocks): Update landing pad data structure when
1266 removing a landing pad label.
1267 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1268 test; handle GIMPLE_EH_MUST_NOT_THROW.
1269 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1270 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1271 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1272 (verify_stmt): Likewise. Verify landing pads.
1273 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1274 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1275 (struct move_stmt_d): Add eh_map.
1276 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1277 (move_stmt_r): Remap eh region numbers in builtin calls,
1278 resx and eh_dispatch.
1279 (move_block_to_fn): Remove eh_offset parameter. Use
1280 maybe_duplicate_eh_stmt_fn.
1281 (find_outermost_region_in_block): Operate on eh_region pointers
1282 instead of region numbers.
1283 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1284 duplicate_eh_regions.
1285 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1286 test earlier. Disallow EH landing pads.
1287 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1288 * tree-flow.h: Update declarations.
1289 (struct tree_ann_common_d): Replace rn with lp_nr.
1290 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1291 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1292 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1293 resx and eh_dispatch.
1294 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1295 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1296 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1297 from duplicate_eh_regions.
1298 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1299 update RESX; handle EH_DISPATCH.
1300 (expand_call_inline): Set eh_lp_nr, not eh_region.
1301 (maybe_inline_call_in_expr): Likewise.
1302 * tree-inline.h (struct copy_body_data): Replace eh_region with
1303 eh_lp_nr, eh_region_offset with eh_map.
1304 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1305 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1306 * tree-pretty-print.c (dump_generic_node): Don't handle
1307 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1308 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1309 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1310 EXC_PTR_EXPR, FILTER_EXPR.
1311 * tree-ssa-operands.c (get_expr_operands): Likewise.
1312 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1313 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1314 (ao_ref_init_from_vn_reference): Likewise.
1315 * tree-ssa-sink.c (statement_sink_location): Likewise.
1316 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1317 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1318 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1319 EXC_PTR_EXPR, FILTER_EXPR.
1320 (is_exception_related): Remove.
1321 (compute_avail): Don't call it.
1322 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1323 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1324 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1325 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1327 (build_resx): Remove.
1328 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1329 * tree.h: Update declarations.
1330 (EH_FILTER_MUST_NOT_THROW): Remove.
1331 (struct tree_label_decl): Add eh_landing_pad_nr.
1332 (EH_LANDING_PAD_NR): New.
1333 * value-prof.c (gimple_ic): Tidy variable names. Update for
1334 landing pad numbers.
1335 (gimple_stringop_fixed_value): Tidy variable names. Assert
1336 that neither call stmt can throw.
1337 * vecprim.h (uchar): New.
1338 (VEC(uchar,heap), VEC(uchar,gc)): New.
1340 * c-common.c (c_define_builtins): Update call to
1341 build_common_builtin_nodes.
1342 * c-parser.c (c_parse_file): Don't call
1343 default_init_unwind_resume_libfunc.
1345 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1347 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1348 (mips_cprestore_address_p): Likewise.
1349 (mips_save_gp_to_cprestore_slot): Likewise.
1350 (mips_restore_gp): Rename to...
1351 (mips_restore_gp_from_cprestore_slot): ...this.
1352 (mips_must_initialize_gp_p): Declare.
1353 (mips_emit_save_slot_move): Likewise.
1354 (mips_output_load_label): Return nothing.
1355 (mips_eh_uses): Declare.
1356 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1357 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1358 (TARGET_ABSOLUTE_JUMPS): Likewise.
1359 (EH_USES): Likewise.
1360 (FIRST_PSEUDO_REGISTER): Update comment.
1361 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1362 (MIPS_CALL): ...here.
1363 (REGISTER_NAMES): Add $cprestore.
1364 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1365 Add load_label_length, has_inflexible_gp_insn_p,
1366 has_flexible_gp_insn_p, must_initialize_gp_p and
1367 must_restore_gp_when_clobbered_p.
1368 (mips_expand_call): Don't generate split instructions here.
1369 (mips_split_call): Update the call to mips_restore_gp after
1370 the above name change.
1371 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1372 (mips_find_gp_ref): New function.
1373 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1374 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1375 (mips_insn_has_flexible_gp_ref_p): Likewise.
1376 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1377 (mips_function_has_gp_insn): Delete.
1378 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1379 Use the new functions above. Only return INVALID_REGNUM
1380 for TARGET_ABSOLUTE_JUMPS.
1381 (mips_must_initialize_gp_p): New function.
1382 (mips_get_cprestore_base_and_offset): New function, extracted from...
1383 (mips_cprestore_slot): ...here. Take a bool parameter.
1384 (mips_cfun_has_cprestore_slot_p): New function.
1385 (mips_cprestore_address_p): Likewise.
1386 (mips_save_gp_to_cprestore_slot): Likewise.
1387 (mips_restore_gp): Rename to...
1388 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1389 epilogue_completed. Update the call to mips_cprestore_slot.
1390 Test cfun->machine->must_restore_gp_when_clobbered_p.
1391 (mips_direct_save_slot_move_p): New function.
1392 (mips_emit_save_slot_move): Likewise.
1393 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1394 of cfun->machine->global_pointer.
1395 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1396 (mips_save_reg): Use mips_emit_save_slot_move.
1397 (mips_expand_prologue): Set must_initialize_gp_p.
1398 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1399 for all cprestore saves. Emit a use_cprestore instruction after
1400 setting up the cprestore slot.
1401 (mips_restore_reg): Use mips_emit_save_slot_move.
1402 (mips_process_load_label): New function.
1403 (mips_load_label_length): Likewise.
1404 (mips_output_load_label): Don't return asm: output it here instead.
1405 Use mips_process_load_label.
1406 (mips_adjust_insn_length): Adjust the length of branch instructions
1407 that have length MAX_PIC_BRANCH_LENGTH.
1408 (mips_output_conditional_branch): Update the call to
1409 mips_output_load_label. Assume the branch target is OPERANDS[0]
1410 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1411 (mips_output_order_conditional_branch): Swap the meaning of
1412 OPERANDS[0] and OPERANDS[1].
1413 (mips_variable_issue): Don't count ghost instructions.
1414 (mips_expand_ghost_gp_insns): New function.
1415 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1416 (mips_output_mi_thunk): Set must_initialize_gp_p.
1417 (mips_eh_uses): New function.
1418 * config/mips/predicates.md (cprestore_save_slot_operand)
1419 (cprestore_load_slot_operand): New predicates.
1420 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1421 (UNSPEC_MOVE_GP): Likewise.
1422 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1423 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1424 (CPRESTORE_SLOT_REGNUM): New register.
1425 (MAX_PIC_BRANCH_LENGTH): New constant.
1426 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1427 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1428 branches. Fix commentary.
1429 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1430 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1431 Change type to "ghost".
1432 (loadgp_absolute_<mode>): Likewise.
1433 (loadgp_rtp_<mode>): Likewise.
1434 (copygp_mips16): Likewise.
1435 (loadgp_blockage): Remove redundant mode attribute.
1436 (potential_cprestore): New instruction.
1437 (cprestore): Turn into an unspec set.
1438 (use_cprestore): New instruction.
1439 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1440 (*branch_fp_inverted): Likewise.
1441 (*branch_order<mode>): Likewise.
1442 (*branch_order<mode>_inverted): Likewise.
1443 (*branch_equality<mode>): Likewise.
1444 (*branch_equality<mode>_inverted): Likewise.
1445 (*branch_bit<bbv><mode>): Likewise.
1446 (*branch_bit<bbv><mode>_inverted): Likewise.
1447 (*branch_equality<mode>_mips16): Remove redundant mode.
1448 (jump): Turn into a define_expand.
1449 (*jump_absolute): New instruction.
1450 (*jump_pic): Likewise.
1451 (*jump_mips16): Rename previously-unnamed pattern. Remove
1452 redundant mode attribute.
1453 (restore_gp): Split on epilogue_completed rather than
1454 reload_completed. Change type to "ghost".
1455 (move_gp<mode>): New instruction.
1456 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1457 Remove redundant mode attribute.
1458 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1459 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1460 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1462 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1465 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1466 are returned in the same register (vs34 or v2) that Altivec vector
1467 types are returned in.
1468 (rs6000_libcall_value): Ditto.
1471 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1472 instead of explicit addsi3/adddi3 calls.
1473 (rs6000_split_multireg_move): Ditto.
1474 (rs6000_emit_allocate_stack): Ditto.
1475 (rs6000_emit_prologue): Ditto.
1476 (rs6000_output_mi_thunk): Ditto.
1478 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1479 size is 64 bits if we can use 64-bit registers.
1481 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1483 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1486 From Jie Zhang <jie.zhang@analog.com>:
1487 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1488 save FP and RETS with saveall attribute.
1489 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1490 with saveall attribute.
1492 * config/bfin/bfin.c (bfin_expand_builtin,
1493 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1496 From Jie Zhang <jie.zhang@analog.com>:
1497 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1498 before use in two places.
1499 * config/bfin/bfin.md (AREG): Define mode iterator.
1500 (reload_in, reload_out): Use mode iterator AREG.
1502 2009-09-14 Richard Guenther <rguenther@suse.de>
1505 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1506 EH personality path.
1508 2009-09-13 Richard Guenther <rguenther@suse.de>
1509 Rafael Avila de Espindola <espindola@google.com>
1511 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1512 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1513 (LANG_HOOKS_INITIALIZER): Adjust.
1514 (lhd_pass_through_t): Declare.
1515 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1517 * langhooks.c (lhd_pass_through_t): New function.
1518 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1519 dwarf2out_begin_prologue): Use personality from current_function_decl.
1520 * expr.h (get_personality_function): Declare.
1521 * expr.c (get_personality_function): New function.
1522 (build_personality_function): Likewise.
1523 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1524 (eh_personality_libfunc): Remove.
1525 * optabs.c (build_libfunc_function): New function split out from ...
1526 (init_one_libfunc): ... here.
1527 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1528 (tree_function_decl): Add personality.
1529 (lhd_gcc_personality): Declare.
1530 (build_personality_function): Likewise.
1531 * tree.c (gcc_eh_personality_decl): New.
1532 (lhd_gcc_personality): New function.
1533 * except.h (lang_eh_runtime_type): Remove.
1534 (enum eh_personality_kind): New.
1535 (build_personality_function): Declare.
1536 (function_needs_eh_personality): Declare.
1537 * except.c (lang_eh_runtime_type): Remove.
1538 (function_needs_eh_personality): New function.
1539 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1540 (sjlj_emit_function_enter, output_function_exception_table):
1541 Use personality from current_function_decl.
1542 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1543 * tree-inline.c (tree_can_inline_p): Do not inline across different
1545 (expand_call_inline): Likewise. Adjust the callers EH personality.
1546 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1547 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1548 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1549 (c-parser.o): Likewise
1550 * c-tree.h (c_eh_initialized_p): Remove.
1551 (c_maybe_initialize_eh): Likewise.
1552 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1553 (finish_decl): Don't call c_maybe_initialize_eh.
1554 (c_eh_initialized_p): Remove.
1555 (c_maybe_initialize_eh): Likewise.
1556 * c-parser.c (c_parser_omp_construct): Likewise.
1557 (c_parse_file): Initialize exception handling.
1559 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1561 * config.gcc (tm_file): Remove i386/biarch32.h
1562 for i?86-w64-mingw* case.
1563 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1565 * config.host: Set for x64 mingw the option
1566 use_long_long_for_widest_fast_int to yes.
1568 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1570 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1571 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1572 (dbxout_begin_function): Likewise.
1573 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1574 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1575 set on the function.
1576 (final_end_function): Likewise.
1577 (final_scan_insn): Likewise.
1578 (rest_of_handle_final): Likewise.
1579 * varasm.c (assemble_start_function): Likewise.
1580 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1582 2009-09-12 Jason Merrill <jason@redhat.com>
1584 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1585 * opts.c (common_handle_option): constify.
1587 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1589 * doc/install.texi (avr): Remove obsolete reference site.
1591 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1593 * doc/install.texi (Binaries): Adjust AIX link.
1595 2009-09-12 Akim Demaille <demaille@gostai.com>
1597 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1598 Use an imperative sentence.
1600 2009-09-11 Richard Henderson <rth@redhat.com>
1602 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1603 structure-name and has-tree-operands arguments; update all entries.
1604 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1606 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1607 (gsstruct_code_size): New.
1608 (gss_for_code_): New.
1609 (gss_for_code): Remove.
1610 (gimple_size): Rewrite using gsstruct_code_size.
1611 (gimple_statement_structure): Move to gimple.h.
1612 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1613 (gss_for_code, gimple_statement_structure): New.
1614 (gimple_ops): Use new arrays; tidy.
1616 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1618 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1619 operand to be a PLUS expression.
1620 * config/pa/pa.c (pa_secondary_reload): Likewise.
1622 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1624 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1626 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1629 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1631 From Jie Zhang <jie.zhang@analog.com>:
1632 * doc/extend.texi (node Function Attributes): Document l2
1634 (node Blackfin Variable Attributes): Document l2 variable attributes.
1636 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1638 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1639 to match the system compiler's configuration at inflection point.
1640 Add comment to remark a remaining difference with system compiler.
1642 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1643 * configure: Regenerate.
1645 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1647 From Jie Zhang <jie.zhang@analog.com>:
1648 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1649 (bfin_handle_l2_attribute): New.
1650 (bfin_attribute_table): Add l2 attribute.
1652 2009-09-11 Michael Matz <matz@suse.de>
1655 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1656 on the local_decls list.
1658 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1662 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1664 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1665 for VALUEs, to implement the documented interface.
1666 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1667 Adjust for VALUEs and anything else, to implement the
1668 documented interface.
1670 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1672 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1673 with actual SPE/paired vector modes before using 64-bit alignment.
1674 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1676 2009-09-10 DJ Delorie <dj@redhat.com>
1678 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1681 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1682 * config/mep/mep.c (mep_legitimate_constant_p): New.
1683 * config/mep/mep-protos.h: Prototype it.
1685 2009-09-10 Richard Henderson <rth@redhat.com>
1687 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1689 2009-09-10 Jason Merrill <jason@redhat.com>
1691 * tree.c (chain_index): New fn.
1692 * tree.h: Declare it.
1694 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1696 * config/sol2-c.c (cmn_err_length_specs): Initialize
1697 scalar_identity_flag.
1699 2009-09-10 Richard Henderson <rth@redhat.com>
1701 * tree.h (struct tree_decl_common): Move align member earlier;
1702 move label_decl_uid member ...
1703 (struct tree_label_decl): ... here.
1704 (LABEL_DECL_UID): Update to match.
1706 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1709 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1710 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1712 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1713 dest_prev if the edge is complex.
1715 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1717 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1718 loop latch tests earlier.
1720 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1721 before GIMPLE_RETURN, not after its predecessor; insert
1724 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1725 gimple_seq_empty_p to test for no PHI nodes.
1726 * tree-cfg.c (split_critical_edges): Likewise.
1728 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1730 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1732 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1733 introduced by the VTA branch merge.
1735 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1737 * ira-conflicts.c: Use fputs or putc instead of fprintf
1741 * tree-switch-conversion.c: Ditto.
1743 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1745 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1746 introduced by the VTA branch merge.
1748 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1751 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1753 PR rtl-optimization/39779
1754 * expr.c (convert_modes): Return when mode == oldmode after
1755 CONST_INTs are processed.
1757 2009-09-10 Nick Clifton <nickc@redhat.com>
1759 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1760 attribute and referring decl when creating renamed symbol.
1762 2009-09-10 Richard Guenther <rguenther@suse.de>
1765 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1767 (cgraph_finalize_compilation_unit): Compute reachability
1768 before emitting thunks. Properly process aliases before
1769 possibly removing unreachable nodes.
1771 2009-09-10 Richard Guenther <rguenther@suse.de>
1774 * tree.c (struct free_lang_data_d): Add worklist member.
1775 (find_decls_types_r): Push onto the worklist instead of recursing.
1776 Handle TREE_BINFOs properly.
1777 (find_decls_types): New function wrapped around find_decls_types_r
1778 to process the worklist.
1779 (find_decls_types_in_eh_region): Use it.
1780 (find_decls_types_in_node): Likewise.
1781 (find_decls_types_in_var): Likewise.
1782 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1783 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1784 (AGGREGATE_TYPE_P): Adjust.
1786 2009-09-09 Jason Merrill <jason@redhat.com>
1788 * configure.ac: Check glibc version even if we have an in-tree
1791 2009-09-09 Anthony Green <green@moxielogic.com>
1793 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1794 the constant 0 when appropriate.
1795 * config/moxie/constraints.md: Add constraint O.
1797 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1798 to pass up to 6 32-bit argument values in registers.
1799 (moxie_function_arg): Ditto.
1800 (moxie_arg_partial_bytes): Ditto.
1801 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1802 (REG_PARM_STACK_SPACE): Ditto.
1803 (FUNCTION_ARG_REGNO_P): Ditto.
1805 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1806 instruction to allocate stack space.
1808 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1810 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1811 unnecessarily stringent constraints. Fix address
1812 calculation in the splitters.
1814 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1816 PR rtl-optimization/39779
1817 * expr.c (convert_modes): Return when mode == oldmode after
1818 CONST_INTs are processed.
1820 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1823 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1824 (ix86_expand_prologue): Take frame.padding0 into logic of
1826 (ix86_expand_epilogue): Likewise.
1828 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1830 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1832 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1833 * config/t-slibgcc-libgcc: New file.
1834 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1836 2009-09-09 Martin Jambor <mjambor@suse.cz>
1838 PR tree-optimization/41089
1839 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1842 2009-09-09 Richard Henderson <rth@redhat.com>
1844 * gimple.h (CASE_GIMPLE_OMP): New.
1845 (is_gimple_omp): Use it.
1846 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1847 (verify_gimple_debug): Likewise.
1849 2009-09-09 Richard Guenther <rguenther@suse.de>
1851 PR tree-optimization/41101
1852 * tree-ssa-pre.c (maximal_set): Remove.
1853 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1854 Defer all blocks we didn't visit at least one successor.
1855 (add_to_exp_gen): Do not add to the maximal set.
1856 (make_values_for_phi): Likewise.
1857 (compute_avail): Likewise.
1858 (init_pre): Do not allocate the maximal set.
1859 (execute_pre): Do not dump it.
1861 2009-09-09 Martin Jambor <mjambor@suse.cz>
1863 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1864 an SSA_NAME rather than a is_gimple_variable.
1866 2009-09-09 Richard Guenther <rguenther@suse.de>
1869 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1870 code dealing with plain pointer bases.
1871 (maybe_fold_offset_to_reference): Likewise.
1872 (maybe_fold_stmt_addition): Adjust.
1874 2009-09-09 Richard Guenther <rguenther@suse.de>
1876 * tree.c (free_lang_data_in_type): Do not free the type variant
1878 (free_lang_data): Merge char_type_node with its properly signed
1880 (pass_ipa_free): Collect after freeing language specific data.
1882 2009-09-09 Michael Matz <matz@suse.de>
1885 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1886 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1887 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1890 2009-09-08 DJ Delorie <dj@redhat.com>
1892 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1894 2009-09-04 Jason Merrill <jason@redhat.com>
1896 * tree.c (tree_find_value): Remove.
1897 * tree.h: Remove prototype.
1898 * varasm.c (assemble_external): Use value_member instead.
1900 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1902 * toplev.c (process_options): Choose default debugging type when
1903 gtoggle enables debug info and type is unset.
1905 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1909 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1912 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1914 * configure: Rebuilt with modified libtool.m4.
1916 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1921 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1923 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1925 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1926 (remove_statement): Likewise.
1927 (rewrite_use_nonlinear_expr): Adjust.
1928 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1929 * tree-ssa.c (release_defs_bitset): ... this. New.
1930 * tree-flow.h (release_defs_bitset): Declare.
1932 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1935 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1936 in the middle block.
1938 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1940 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1941 via intptr_t to long type.
1942 (insert_operand_rank): Cast long type via intptr_t to
1944 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1946 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1947 from pointer to unsigned via uintptr_t.
1949 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1950 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1952 * configure: Regenerated.
1953 * config.in: Regenerated
1954 * system.h (stdint.h): Add include.
1955 (inttypes.h): Likewise.
1956 * Makefile.in (aclocal): Add config/stdint.m4.
1957 * aclocal.m4: Regenerated.
1959 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1961 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1963 (note_np_check_stores): New function.
1964 (harmless_null_pointer_p): New function.
1965 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1966 changed. Take into account whether we're in the shadow of a condjump
1967 that tested NP_REG for NULL.
1968 Lose all code that tested for SEQUENCEs.
1969 (workaround_speculation): Avoid inserting NOPs for loads that are
1970 either always executed or a NULL pointer.
1972 2009-09-08 Jan Hubicka <jh@suse.cz>
1974 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1975 * params.def (early-inlining-insns): Likewise.
1977 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1979 PR rtl-optimization/41239
1980 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1981 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1983 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1984 across calls, as the calls might not always return normally.
1985 (call_may_noreturn_p): New function.
1986 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1987 (init_deps): Initialize it.
1988 (remove_from_deps): Also remove calls from
1989 last_function_call_may_noreturn list.
1991 2009-09-07 Richard Henderson <rth@redhat.com>
1993 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1994 more VR->OPERANDS than LHS operands. Free LHS before returning.
1996 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1998 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1999 (attr "addrtype"): New member "spreg".
2000 Use it if mem_spfp_address_operand is true for the address.
2001 (attr "type"): New entry "stall".
2002 (cpu_unit "load"): New.
2003 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2005 (insn_reservation "loadsp"): New.
2006 (insn_reservation "load_stall1"): New.
2007 (insn_reservation "load_stall3"): New.
2009 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2010 (mem_p_address_operand): Exclude stack and frame pointer based
2012 (mem_spfp_address_operand): New; match them here.
2013 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2014 (bfin_reorg): Call it if scheduling insns.
2015 (bfin_gen_bundles): Remove dummy insns created by
2016 add_sched_insns_for_speculation.
2018 From Jie Zhang <jie.zhang@analog.com>:
2019 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2020 bfin_si_revision, bfin_workarounds): Move these ...
2021 * config/bfin/bfin.h: ... here.
2023 From Mike Frysinger <michael.frysinger@analog.com>
2024 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2025 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2026 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2027 bf547m, bf548m, and bf549m.
2028 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2029 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2030 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2031 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2032 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2033 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2034 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2035 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2036 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2037 bf542m, bf544m, bf547m, bf548m, and bf549m.
2039 From Jie Zhang <jie.zhang@analog.com>:
2040 * config/bfin/predicates.md (p_register_operand): New predicate.
2041 (dp_register_operand): New predicate.
2042 * config/bfin/bfin-protos.h (WA_05000074): Define.
2043 (ENABLE_WA_05000074): Define.
2044 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2045 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2046 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2047 (define_attr addrtype): Allow load/store register to be P register.
2048 (define_attr storereg): New.
2049 (define_cpu_unit anomaly_05000074): New.
2050 (define_insn_reservation dsp32shiftimm): New.
2051 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2052 (define_insn_reservation loadp): Cannot use slot2.
2053 (define_insn_reservation loadsp): Cannot use slot2.
2054 (define_insn_reservation storep): Cannot use slot2. Does not
2055 apply when working around 05000074.
2056 (define_insn_reservation storep_anomaly_05000074): New.
2057 (define_insn_reservation storei): Does not apply when working
2059 (define_insn_reservation storei_anomaly_05000074): New.
2060 (define_attr length): Add dsp32shiftimm case.
2061 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2062 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2063 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2064 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2065 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2067 2009-09-07 Martin Jambor <mjambor@suse.cz>
2070 * tree-sra.c (create_artificial_child_access): Return NULL if
2071 build_ref_for_offset fails.
2072 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2073 and create_artificial_child_access to fail.
2075 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2078 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2079 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2080 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2082 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2084 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2085 block, ensure it has an exit edge. Emit a barrier after a jump.
2087 2009-09-07 Nick Clifton <nickc@redhat.com>
2089 * gcc.c (this_is_linker_script): New variable. Like
2090 this_is_library_file but for the %T constructor.
2091 (end_going_arg): If this_is_linker_script is set then locate the
2092 script and insert a --script switch before it
2093 (do_spec_2): Initialise this_is_linker_script.
2094 (do_spec_1): Likewise. Handle %T construct.
2095 (eval_spec_function): Preserve this_is_linker_script.
2096 * doc/invoke.texi: Document %T construct in spec files.
2097 * config/m32c/m32c.h (LIB_SPEC): Use it.
2099 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2101 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2102 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2103 when volatile flag is set.
2104 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2106 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2109 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2110 (combine_stack_adjustments_for_block): Allow insns between stack
2111 adjustments and stores with corresponding pre-(dec|inc)rement or
2112 pre-modify operation.
2114 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2117 * combine-stack-adj.c (struct csa_memlist): Rename to...
2118 (struct csa_reflist): ... this. Rename mem field to ref.
2119 (free_csa_memlist): Rename to...
2120 (free_csa_reflist): ... this.
2121 (record_one_stack_memref): Rename to...
2122 (record_one_stack_ref): ... this. Handle also REG_P.
2123 (try_apply_stack_adjustment): Handle also REG_P.
2124 (struct record_stack_memrefs_data): Rename to...
2125 (struct record_stack_refs_data): ... this. Rename memlist field to
2127 (record_stack_memrefs): Rename to...
2128 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2129 subexpressions instead of failing when a MEM contains SP references.
2130 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2131 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2133 2009-09-06 Richard Guenther <rguenther@suse.de>
2136 * tree.c (build_array_type): Do not record types marked
2137 with structural equality in the canonical type hashtable.
2139 2009-09-06 Richard Guenther <rguenther@suse.de>
2142 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2144 2009-09-05 Richard Guenther <rguenther@suse.de>
2147 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2149 2009-09-05 Richard Guenther <rguenther@suse.de>
2152 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2154 2009-09-05 Richard Guenther <rguenther@suse.de>
2157 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2158 before comparing function argument types.
2160 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2163 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2166 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2169 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2171 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2172 locators before emit_insn is called.
2174 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2177 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2178 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2179 (reginfo_init): Don't call allocate_reg_info.
2181 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2184 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2185 NONDEBUG_INSN_P instead of INSN_P.
2187 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2190 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2192 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2195 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2196 pattern of the split.
2198 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2200 * toplev.c (process_options): Move setter of flag_var_tracking
2201 before other tests that depend on it. Move down setter of
2202 flag_rename_registers. Don't enable var-tracking-assignments
2203 by default if selective scheduling is enabled. Warn if both
2206 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2208 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2209 comment. Use switch statement to catch overlaps between rtx
2210 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2211 (IS_DECL_CODE): ... here. Remove.
2212 (check_value_is_not_decl): Remove.
2213 (dv_from_decl, dv_from_value): Check after conversion.
2215 2009-09-04 Richard Guenther <rguenther@suse.de>
2218 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2219 after emitting tunks. Move emitting thunks and ctors from ...
2220 (cgraph_optimize): ... here. Remove redundant
2221 cgraph_analyze_functions.
2222 * varasm.c (find_decl_and_mark_needed): Remove no longer
2224 (finish_aliases_1): Adjust check for thunk aliases.
2226 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2228 * config/arm/arm.md (ctzsi2): Added braces
2229 to avoid warning that broke booststrap.
2231 2009-09-04 Martin Jambor <mjambor@suse.cz>
2233 PR tree-optimization/41112
2234 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2235 handle variable-bounded arrays.
2236 (expr_with_var_bounded_array_refs_p): New function.
2237 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2239 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2241 * config/s390/2097.md: Removed two incorrect bypasses.
2242 (z10_fsimpdf): Fixed latency.
2243 (z10_fhex): New insn_reservation.
2244 (z10_floaddf): Fixed latency.
2245 (z10_floadsf): Fixed latency.
2246 (z10_ftrunctf): Fixed latency.
2247 (z10_ftruncdf): Fixed latency.
2248 * config/s390/s390.c (z10_cost): Fixed values.
2249 (s390_adjust_priority): Added z10 path.
2250 * config/s390/s390.md (type): Added fhex.
2251 (*mov<mode>_64dfp): Updated type attribute.
2252 (*mov<mode>_64): Updated type attribute.
2253 (*mov<mode>_31): Updated type attribute.
2254 (*mov<mode>"): Likewise.
2255 * config/s390/2084.md (x_fsimpdf): Updated condition.
2257 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2259 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2260 RTXs in the predicate for operand 1.
2262 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2264 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2265 (rbitsi2): New insn.
2266 (ctzsi2): New expand.
2267 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2269 2009-09-03 Martin Jambor <mjambor@suse.cz>
2271 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2272 (create_artificial_child_access): Use build_ref_for_offset instead
2273 of duplicate_expr_for_different_base.
2274 (propagate_subacesses_accross_link): Likewise.
2276 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2278 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2280 (mips16e_collect_argument_saves): Skip debug instructions.
2281 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2282 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2283 (r10k_insert_cache_barriers): Likewise.
2284 (mips_reorg_process_insns): Likewise.
2286 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2289 * ira.c (update_equiv_reg): Remove check on class likely spill.
2291 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2294 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2295 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2299 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2300 the stack slot if it is passed by invisible reference.
2301 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2302 by invisible reference.
2304 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2306 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2307 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2308 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2310 * config/bfin/sync.md: New file.
2311 * config/bfin/bfin.md: Include it.
2312 (UNSPEC_ATOMIC): New.
2313 (UNSPEC_ONES): Provide a unique number.
2315 From Jie Zhang <jie.zhang@analog.com>:
2316 * config/bfin/bfin.c (ret_regs): New.
2317 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2318 (must_save_rets_p): New.
2319 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2320 current_function_is_leaf.
2321 (do_link): Likewise.
2322 (do_unlink): Likewise.
2323 (expand_interrupt_handler_prologue): Use ret_regs array.
2324 (expand_interrupt_handler_epilogue): Use ret_regs array and
2325 pass return register to gen_return_internal.
2326 (bfin_expand_epilogue): Pass return register to
2327 gen_return_internal.
2328 (bfin_expand_call): Explicitly clobber RETS.
2329 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2330 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2331 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2332 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2334 (return_internal): Take a reg rtx rather than the register number.
2336 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2338 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2339 when comparing against estimated_loop_iterations_int return.
2341 2009-09-03 Richard Guenther <rguenther@suse.de>
2343 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2344 eh_personality_libfunc.
2346 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2348 * tree-parloops.c (separate_decls_in_region): Add space.
2350 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2352 * tree-parloops.c (separate_decls_in_region): Change the condition
2353 checking if there are reductions in the loop.
2355 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2357 PR tree-optimization/38275
2358 * tree-parloops.c (parallelize_loops): Replace profitability condition
2359 for expected number of iterations.
2361 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2363 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2364 (bootstrap-debug): Explain conditions in which it becomes default.
2365 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2368 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2370 * doc/invoke.texi (Optimize Options): Move
2371 -finline-small-functions to the -O2 list.
2373 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2375 * toplev.c (process_options): Enable var-tracking-assignments
2376 by default if var-tracking is enabled.
2378 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2380 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2382 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2383 * rtl.h (prev_nonnote_insn_bb): Declare it.
2385 2009-09-03 Diego Novillo <dnovillo@google.com>
2387 * cgraph.c (cgraph_node_for_decl): New.
2388 * cgraph.h (cgraph_node_for_decl): Declare.
2389 * tree.c (host_integerp): Return 0 if T is NULL.
2391 2009-09-03 Diego Novillo <dnovillo@google.com>
2393 * tree.h (struct alias_pair): Move from varasm.c.
2394 (alias_pairs): Likewise.
2395 (TYPE_MAXVAL): Define.
2396 (TYPE_MINVAL): Define.
2397 (iterative_hash_host_wide_int): Declare.
2398 (remove_unreachable_alias_pairs): Declare.
2399 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2400 * diagnostic.c (default_diagnostic_starter): Make extern.
2401 (default_diagnostic_finalizer): Make extern.
2402 * diagnostic.h (default_diagnostic_starter): Declare.
2403 (default_diagnostic_finalizer): Declare.
2404 (default_tree_printer): Declare.
2405 * toplev.c (default_tree_printer): Make extern.
2407 2009-09-03 Richard Guenther <rguenther@suse.de>
2408 Diego Novillo <dnovillo@google.com>
2410 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2411 * cgraphunit.c (cgraph_expand_function): Do not emit
2412 associated thunks from here.
2413 (cgraph_emit_thunks): New.
2414 (cgraph_optimize): Call it.
2415 Return if any IPA pass finds an error.
2416 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2419 2009-09-03 Simon Baldwin <simonb@google.com>
2420 Rafael Espindola <espindola@google.com>
2421 Richard Guenther <rguenther@suse.de>
2422 Doug Kwan <dougkwan@google.com>
2423 Diego Novillo <dnovillo@google.com>
2425 * tree.c: Include tree-pass.h, langhooks-def.h,
2426 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2427 (free_lang_data_in_type): New.
2428 (need_assembler_name_p): New.
2429 (free_lang_data_in_block): New.
2430 (free_lang_data_in_decl): New.
2431 (struct free_lang_data_d): New.
2432 (add_tree_to_fld_list): New.
2433 (find_decls_types_r): New.
2434 (get_eh_types_for_runtime): New.
2435 (find_decls_types_in_eh_region): New.
2436 (find_decls_types_in_node): New.
2437 (find_decls_types_in_var): New.
2438 (free_lang_data_in_cgraph): New.
2439 (free_lang_data): New.
2440 (gate_free_lang_data): New.
2441 (pass_ipa_free_lang_data): New.
2443 2009-09-03 Diego Novillo <dnovillo@google.com>
2445 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2446 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2447 (lang_hooks): Remove const qualifier.
2448 * ipa.c (cgraph_remove_unreachable_nodes): Call
2449 remove_unreachable_alias_pairs.
2450 * except.c (add_type_for_runtime): Check if TYPE has
2451 already been converted.
2452 (lookup_type_for_runtime): Likewise.
2453 (check_handled): Handle converted types.
2454 * varasm.c (remove_unreachable_alias_pairs): New.
2455 * gimple.c: Include demangle.h.
2456 (gimple_decl_printable_name): New.
2457 (gimple_fold_obj_type_ref): New.
2458 * gimple.h (gimple_decl_printable_name): Declare.
2459 (gimple_fold_obj_type_ref): Declare.
2460 * passes.c (init_optimization_passes): Add pass
2461 pass_ipa_free_lang_data.
2462 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2463 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2465 2009-09-03 Diego Novillo <dnovillo@google.com>
2467 * c-lang.c (lang_hooks): Remove const qualifier.
2469 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2471 * doc/install.texi (*-*-freebsd*): Update target information.
2473 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2475 * hard-reg-set.h (call_fixed_regs): Remove.
2476 * reginfo.c (call_fixed_regs): Remove.
2477 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2478 (globalize_reg): Don't use call_fixed_regs.
2479 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2482 2009-09-01 Michael Matz <matz@suse.de>
2484 * expr.h (emit_storent_insn, expand_expr_real_1,
2485 expand_expr_real_2): Declare.
2486 * expr.c (emit_storent_insn, expand_expr_real_1,
2487 expand_expr_real_2): Export.
2488 (store_expr): Setting and evaluating dont_return_target is useless.
2489 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2490 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2491 * except.c (expand_resx_expr): Rename to ...
2492 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2493 * except.h (expand_resx_stmt): Declare.
2494 * stmt.c: Add include gimple.h
2495 (expand_asm_expr): Rename to ...
2496 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2497 (expand_case): Rewrite to take gimple statement.
2498 * tree.h (expand_asm_stmt): Declare.
2499 (expand_case): Change prototype.
2500 * Makefile.in (stmt.o): Depend on gimple.h.
2501 * builtins.c (expand_builtin_synchronize): Build gimple asm
2502 statement, not an ASM_EXPR.
2503 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2504 gimple_to_tree, release_stmt_tree): Remove.
2505 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2506 ggc_free, but hold comparison code and operands separately.
2507 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2508 (expand_call_stmt, expand_gimple_stmt_1,
2509 expand_gimple_stmt): New helpers.
2510 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2511 release_stmt_tree. Call expand_gimple_stmt instead.
2512 (expand_gimple_basic_block): Ditto.
2514 * calls.c (emit_call_1): Don't look at EH regions here, make
2515 fntree parameter useless.
2516 (expand_call): New local rettype for TREE_TYPE(exp), use it
2517 throughout. Remove local p, use addr instead.
2518 Don't look at EH regions here.
2520 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2522 * doc/invoke.texi (-fsched-pressure): Document it.
2523 (-fsched-reg-pressure-heuristic): Remove it.
2525 * reload.c (ira.h): Include.
2526 (find_reloads): Add choosing reload on number of small spilled
2529 * haifa-sched.c (ira.h): Include.
2530 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2531 saved_reg_pressure, curr_reg_live, saved_reg_live,
2532 region_ref_regs): New variables.
2533 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2534 initiate_reg_pressure_info, setup_ref_regs,
2535 initiate_bb_reg_pressure_info, save_reg_pressure,
2536 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2538 (setup_insn_reg_pressure_info): New function.
2539 (rank_for_schedule): Add pressure checking and insn issue time.
2540 Remove comparison of insn reg weights.
2541 (ready_sort): Set insn reg pressure info.
2542 (update_register_pressure, setup_insn_max_reg_pressure,
2543 update_reg_and_insn_max_reg_pressure,
2544 sched_setup_bb_reg_pressure_info): New functions.
2545 (schedule_insn): Add code for printing and updating reg pressure info.
2546 (find_set_reg_weight, find_insn_reg_weight): Remove.
2547 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2548 (debug_ready_list): Print reg pressure info.
2549 (schedule_block): Ditto. Check insn issue time.
2550 (sched_init): Set up sched_pressure_p. Allocate and set up some
2551 reg pressure related info.
2552 (sched_finish): Free some reg pressure related info.
2553 (fix_tick_ready): Make insn always ready if pressure_p.
2554 (init_h_i_d): Don't call find_insn_reg_weight.
2555 (haifa_finish_h_i_d): Free insn reg pressure info.
2557 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2558 ira_memory_move_cost, ira_class_hard_regs,
2559 ira_class_hard_regs_num, ira_no_alloc_regs,
2560 ira_available_class_regs, ira_reg_class_cover_size,
2561 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2563 * ira-lives.c (single_reg_class): Check mode to find how many
2564 registers are necessary for operand.
2565 (ira_implicitly_set_insn_hard_regs): New.
2567 * common.opt (fsched-pressure): New options.
2568 (fsched-reg-pressure-heuristic): Remove.
2570 * ira.c (setup_eliminable_regset): Rename to
2571 ira_setup_eliminable_regset. Make it external.
2572 (expand_reg_info): Pass cover class to setup_reg_classes.
2573 (ira): Call resize_reg_info instead of allocate_reg_info.
2575 * sched-deps.c: Include ira.h.
2576 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2577 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2578 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2579 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2580 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2581 mark_insn_reg_store, mark_insn_reg_clobber,
2582 setup_insn_reg_pressure_info): New.
2583 (sched_analyze_1): Update implicit_reg_pending_uses.
2584 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2585 Use them to create dependencies. Set insn reg uses and pressure
2586 info. Process reg_pending_uses in one place.
2587 (free_deps): Free implicit sets.
2588 (remove_from_deps): Remove implicit sets if necessary. Check
2589 implicit sets when clearing reg_last_in_use.
2590 (init_deps_global): Clear implicit_reg_pending_clobbers and
2591 implicit_reg_pending_uses.
2593 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2594 ira_memory_move_cost, ira_class_hard_regs,
2595 ira_class_hard_regs_num, ira_no_alloc_regs,
2596 ira_available_class_regs, ira_reg_class_cover_size,
2597 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2598 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2599 ira_implicitly_set_insn_hard_regs): New prototypes.
2601 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2602 cost_elements_num): New variables.
2603 (allocno_costs, total_costs): Rename to costs and
2604 total_allocno_costs.
2605 (COSTS_OF_ALLOCNO): Rename to COSTS.
2606 (allocno_pref): Rename to pref.
2607 (allocno_pref_buffer): Rename to pref_buffer.
2608 (common_classes): Rename to regno_cover_class.
2610 (record_reg_classes): Set allocno attributes only if allocno_p.
2611 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2612 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2613 and COSTS_OF_ALLOCNO.
2614 (print_costs): Rename to print_allocno_costs.
2615 (print_pseudo_costs): New.
2616 (process_bb_node_for_costs): Split into 2 functions with new
2617 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2618 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2619 new parameter dump_file. Use cost_elements_num instead of
2620 ira_allocnos_num. Make one iteration if preferred classes were
2621 already calculated for scheduler. Make 2 versions of code
2622 depending on allocno_p.
2623 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2624 regno_cover_class and COSTS instead of common_classes and
2626 (init_costs, finish_costs): New.
2627 (ira_costs): Set up allocno_p and cost_elements_num. Call
2628 init_costs and finish_costs.
2629 (ira_set_pseudo_classes): New.
2631 * rtl.h (allocate_reg_info): Remove.
2632 (resize_reg_info): Change return type.
2633 (reg_cover_class): New.
2634 (setup_reg_classes): Add new parameter.
2636 * sched-int.h (struct deps_reg): New member implicit_sets.
2637 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2638 (INCREASE_BITS): New macro.
2639 (struct reg_pressure_data, struct reg_use_data): New.
2640 (struct _haifa_insn_data): Remove reg_weight. Add members
2641 reg_pressure, reg_use_list, reg_set_list, and
2642 reg_pressure_excess_cost_change.
2643 (struct deps): New member implicit_sets.
2644 (pressure_p): New variable.
2645 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2646 (struct reg_pressure_data, struct reg_use_data): New.
2647 (INSN_REG_WEIGHT): Remove.
2648 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2649 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2650 (sched_init_region_reg_pressure_info,
2651 sched_setup_bb_reg_pressure_info): New prototypes.
2653 * reginfo.c (struct reg_pref): New member coverclass.
2654 (reg_cover_class): New function.
2655 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2656 (reg_info_size): New variable.
2657 (allocate_reg_info): Make static. Setup reg_info_size.
2658 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2659 (setup_reg_classes): Add a new parameter. Setup cover class too.
2661 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2664 * sched-rgn.c (deps_join): Set up implicit_sets.
2665 (schedule_region): Set up region and basic blocks pressure
2668 * passes.c (init_optimization_passes): Move
2669 pass_subregs_of_mode_init before pass_sched.
2671 2009-09-02 Martin Jambor <mjambor@suse.cz>
2673 * tree-sra.c (struct access): New field grp_hint.
2674 (dump_access): Dump grp_hint.
2675 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2677 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2678 those which have been specifically read and somehow written to.
2679 (propagate_subacesses_accross_link): Set grp_hint of right child and
2680 also possibly of the left child.
2682 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2684 * tree-object-size.c (addr_object_size): Always use object_size_type
2685 0 or 2 when determining the pointer pointed object size.
2687 2009-09-02 Richard Guenther <rguenther@suse.de>
2690 2009-08-31 Richard Guenther <rguenther@suse.de>
2692 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2693 to query if the memory regions for memmove overlap.
2694 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2695 asserts on pointers, instead deal with odd trees.
2696 (ptr_derefs_may_alias_p): Likewise.
2697 (refs_may_alias_p_1): Constructor bases also never alias.
2699 2009-08-01 Christian Bruel <christian.bruel@st.com>
2702 2009-07-31 Christian Bruel <christian.bruel@st.com>
2703 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2705 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2707 * doc/invoke.texi (-fvar-tracking-assignments): New.
2708 (-fvar-tracking-assignments-toggle): New.
2709 (-fdump-final-insns=file): Mark filename as optional.
2710 (--param min-nondebug-insn-uid): New.
2711 (-gdwarf-@{version}): Mention version 4.
2712 * opts.c (common_handle_option): Accept it.
2713 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2714 * regrename.c (regrename_optimize): Drop last. Don't count debug
2715 insns as uses. Don't reject change because of debug insn.
2716 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2717 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2718 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2719 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2720 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2721 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2722 * doc/gimple.texi (is_gimple_debug): New.
2723 (gimple_debug_bind_p): New.
2724 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2725 * doc/install.texi (bootstrap-debug): More details.
2726 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2727 (bootstrap-debug-lib): More details.
2728 (bootstrap-debug-ckovw): Update.
2729 (bootstrap-time): New.
2730 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2731 (insert_phi_nodes_for): Insert debug stmts.
2732 (rewrite_stmt): Take iterator. Insert debug stmts.
2733 (rewrite_enter_block): Adjust.
2734 (maybe_replace_use_in_debug_stmt): New.
2735 (rewrite_update_stmt): Use it.
2736 (mark_use_interesting): Return early for debug stmts.
2737 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2738 stmts before replacing stmt.
2739 (move_computations_stmt): Likewise.
2740 * ira-conflicts.c (add_copies): Skip debug insns.
2741 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2742 (regstat_bb_compute_ri): Skip debug insns.
2743 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2744 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2745 check_loop_closed_ssa_stmt): Skip debug stmts.
2746 * tree-tailcall.c (find_tail_calls): Likewise.
2747 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2748 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2749 (build_var_debug_value_stat): Declare.
2750 (build_var_debug_value): Define.
2751 (target_for_debug_bind): Declare.
2752 * reload.c (find_equiv_reg): Skip debug insns.
2753 * rtlanal.c (reg_used_between_p): Skip debug insns.
2754 (side_effects_p): Likewise.
2755 (canonicalize_condition): Likewise.
2756 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2757 insns never depend on debug insns.
2758 (create_ddg_dep_no_link): Likewise.
2759 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2760 Don't add inter-loop dependencies for debug insns.
2761 (build_intra_loop_deps): Likewise.
2762 (create_ddg): Count debug insns.
2763 * ddg.h (struct ddg::num_debug): New.
2764 (num_backargs): Pair up with previous int field.
2765 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2766 -fcompare-debug-second.
2767 * final.c (get_attr_length_1): Skip debug insns.
2768 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2769 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2770 (driver_self_specs): Map -fdump-final-insns to
2771 -fdump-final-insns=..
2772 (get_local_tick): New.
2773 (compare_debug_dump_opt_spec_function): Test for . argument and
2774 compute output name. Compute temp output spec without flag name.
2775 Compute -frandom-seed.
2776 (OPT): Undef after use.
2777 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2778 (average_num_loop_insns): Likewise.
2779 * params.h (MIN_NONDEBUG_INSN_UID): New.
2780 * gimple.def (GIMPLE_DEBUG): New.
2781 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2782 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2783 (merge_in_block): Fix whitespace.
2784 * toplev.c (flag_var_tracking): Update comment.
2785 (flag_var_tracking_assignments): New.
2786 (flag_var_tracking_assignments_toggle): New.
2787 (process_options): Don't open final insns dump file if we're not
2788 going to write to it. Compute defaults for var_tracking.
2789 * df-scan.c (df_insn_rescan_debug_internal): New.
2790 (df_uses_record): Handle debug insns.
2791 * haifa-sched.c (ready): Initialize n_debug.
2792 (contributes_to_priority): Skip debug insns.
2793 (dep_list_size): New.
2795 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2796 they're ready. Disregard previous debug insns to make decisions.
2797 (queue_insn): Never queue debug insns.
2798 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2799 (schedule_insn): Don't reject debug insns because of issue rate.
2800 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2801 (queue_to_ready): Skip and discount debug insns.
2802 (choose_ready): Let debug insns through.
2803 (schedule_block): Check boundary debug insns. Discount debug
2804 insns, schedule them early. Adjust whitespace.
2805 (set_priorities): Check for boundary debug insns.
2806 (add_jump_dependencies): Use dep_list_size.
2807 (prev_non_location_insn): New.
2808 (check_cfg): Use it.
2809 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2811 (remove_unused_ivs): Reset debug stmts.
2812 * modulo-sched.c (const_iteration_count): Skip debug insns.
2813 (res_MII): Discount debug insns.
2814 (loop_single_full_bb_p): Skip debug insns.
2815 (sms_schedule): Likewise.
2816 (sms_schedule_by_order): Likewise.
2817 (ps_has_conflicts): Likewise.
2818 * caller-save.c (refmarker_fn): New.
2819 (save_call_clobbered_regs): Replace regs with saved mem in
2821 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2822 Call refmarker_fn mark for hardregnos.
2823 (mark_reg_as_referenced): New.
2824 (replace_reg_with_saved_mem): New.
2825 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2826 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2828 (cse_extended_basic_block): Skip debug insns.
2829 (count_reg_usage): Likewise.
2830 (is_dead_reg): New, split out of...
2831 (set_live_p): ... here.
2832 (insn_live_p): Use it for debug insns.
2833 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2834 (execute_optimize_stdarg): Likewise.
2835 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2836 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2837 changes in debug stmts as changes.
2838 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2839 (moveup_expr): Don't move across debug insns. Don't move
2840 debug insn if it would create a bookkeeping block.
2841 (moveup_expr_cached): Don't use cache for debug insns that
2842 are heads of blocks.
2843 (compute_av_set_inside_bb): Skip debug insns.
2844 (sel_rank_for_schedule): Schedule debug insns first. Remove
2846 (block_valid_for_bookkeeping_p); Support lax searches.
2847 (create_block_for_bookkeeping): Adjust block numbers when
2848 encountering debug-only blocks.
2849 (find_place_for_bookkeeping): Deal with debug-only blocks.
2850 (generate_bookkeeping_insn): Accept no place to insert.
2851 (remove_temp_moveop_nops): New argument full_tidying.
2852 (prepare_place_to_insert): Deal with debug insns.
2853 (advance_state_on_fence): Debug insns don't start cycles.
2854 (update_boundaries): Take fence as argument. Deal with
2856 (schedule_expr_on_boundary): No full_tidying on debug insns.
2857 (fill_insns): Deal with debug insns.
2858 (track_scheduled_insns_and_blocks): Don't count debug insns.
2859 (need_nop_to_preserve_insn_bb): New, split out of...
2860 (remove_insn_from_stream): ... this.
2861 (fur_orig_expr_not_found): Skip debug insns.
2862 * rtl.def (VALUE): Move up.
2864 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2865 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2866 Set it if debug stmts are found.
2867 (statement_sink_location): Skip debug stmts. Propagate
2868 moving defs into debug stmts.
2869 * ifcvt.c (first_active_insn): Skip debug insns.
2870 (last_active_insns): Likewise.
2871 (cond_exec_process_insns): Likewise.
2872 (noce_process_if_block): Likewise.
2873 (check_cond_move_block): Likewise.
2874 (cond_move_convert_if_block): Likewise.
2875 (block_jumps_and_fallthru_p): Likewise.
2876 (dead_or_predicable): Likewise.
2877 * dwarf2out.c (debug_str_hash_forced): New.
2878 (find_AT_string): Add comment.
2879 (gen_label_for_indirect_string): New.
2880 (get_debug_string_label): New.
2881 (AT_string_form): Use it.
2882 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2883 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2884 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2885 several operations that cannot be represented with DWARF opcodes.
2886 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2887 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2888 (dwarf2out_var_location): Take during-call mark into account.
2889 (output_indirect_string): Update comment. Output if there are
2890 label and references.
2891 (prune_indirect_string): New.
2892 (prune_unused_types): Call it if debug_str_hash_forced.
2893 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2894 (dw_long_long_const): Remove.
2895 (struct dw_val_struct): Change val_long_long type to rtx.
2896 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2897 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2898 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2899 component instead of HOST_BITS_PER_LONG.
2900 (output_loc_operands): Likewise. For const8* assert
2901 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2902 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2903 rather than HOST_BITS_PER_LONG is >= 64.
2904 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2906 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2907 HOST_BITS_PER_LONG for dw_val_class_long_long.
2908 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2909 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2910 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2912 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2913 Handle DW_OP_implicit_value.
2914 (extract_int): Move prototype earlier.
2915 (mem_loc_descriptor): For SUBREG punt if inner
2916 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2917 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2918 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2919 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2920 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2921 instead of Pmode size.
2922 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2923 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2924 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2925 (concat_loc_descriptor, concatn_loc_descriptor,
2926 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2927 (add_location_or_const_value_attribute): Likewise. For single
2928 location loc_lists attempt to use add_const_value_attribute
2929 for constant decls. Add DW_AT_const_value even if
2930 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2932 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2933 (control_flow_insn_p): Likewise.
2934 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2935 (separate_decls_in_region_debug_bind): New.
2936 (separate_decls_in_region): Process debug bind stmts afterwards.
2937 * recog.c (verify_changes): Handle debug insns.
2938 (extract_insn): Likewise.
2939 (peephole2_optimize): Skip debug insns.
2940 * dse.c (scan_insn): Skip debug insns.
2941 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2943 (setup_id_for_insn): Handle debug insns.
2944 (maybe_tidy_empty_bb): Adjust whitespace.
2945 (tidy_control_flow): Skip debug insns.
2946 (sel_remove_insn): Adjust for debug insns.
2947 (sel_estimate_number_of_insns): Skip debug insns.
2948 (create_insn_rtx_from_pattern): Handle debug insns.
2949 (create_copy_of_insn_rtx): Likewise.
2950 * sel-sched-.h (sel_bb_end): Declare.
2951 (sel_bb_empty_or_nop_p): New.
2952 (get_all_loop_exits): Use it.
2953 (_eligible_successor_edge_p): Likewise.
2954 (return_nop_to_pool): Adjust.
2955 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2956 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2957 * gimple-pretty-print.c (dump_gimple_debug): New.
2958 (dump_gimple_stmt): Use it.
2959 (dump_bb_header): Skip gimple debug stmts.
2960 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2961 (fixup_match_2): Likewise.
2962 (regmove_backward_pass): Likewise. Simplify combined
2963 replacement. Handle debug insns.
2964 * function.c (instantiate_virtual_regs): Handle debug insns.
2965 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2966 * print-rtl.h: Include cselib.h.
2967 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2968 * df.h (df_inns_rescan_debug_internal): Declare.
2969 * gcse.c (alloc_hash_table): Estimate n_insns.
2970 (cprop_insn): Don't regard debug insns as changes.
2971 (bypass_conditional_jumps): Skip debug insns.
2972 (one_pre_gcse_pass): Adjust.
2973 (one_code_hoisting_pass): Likewise.
2974 (compute_ld_motion_mems): Skip debug insns.
2975 (one_cprop_pass): Adjust.
2976 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2977 (if_convertible_stmt_p): Handle debug stmts.
2978 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2979 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2980 * ira-build.c (create_bb_allocnos): Skip debug insns.
2981 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2982 (has_single_use): Likewise.
2983 (single_imm_use): Likewise.
2984 (num_imm_uses): Likewise.
2985 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2986 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2987 (create_outofssa_var_map): Likewise.
2988 * lower-subreg.c (adjust_decomposed_uses): New.
2989 (resolve_debug): New.
2990 (decompose_multiword_subregs): Use it.
2991 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2992 * emit-rtl.c: Include params.h.
2993 (cur_debug_insn_uid): Define.
2994 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2995 (copy_rtx_if_shared_1): Handle debug insns.
2996 (reset_used_flags): Likewise.
2997 (set_used_flags): LIkewise.
2998 (get_max_insn_count): New.
2999 (next_nondebug_insn): New.
3000 (prev_nondebug_insn): New.
3001 (make_debug_insn_raw): New.
3002 (emit_insn_before_noloc): Handle debug insns.
3003 (emit_jump_insn_before_noloc): Likewise.
3004 (emit_call_insn_before_noloc): Likewise.
3005 (emit_debug_insn_before_noloc): New.
3006 (emit_insn_after_noloc): Handle debug insns.
3007 (emit_jump_insn_after_noloc): Likewise.
3008 (emit_call_insn_after_noloc): Likewise.
3009 (emit_debug_insn_after_noloc): Likewise.
3010 (emit_insn_after): Take loc from earlier non-debug insn.
3011 (emit_jump_insn_after): Likewise.
3012 (emit_call_insn_after): Likewise.
3013 (emit_debug_insn_after_setloc): New.
3014 (emit_debug_insn_after): New.
3015 (emit_insn_before): Take loc from later non-debug insn.
3016 (emit_jump_insn_before): Likewise.
3017 (emit_call_insn_before): Likewise.
3018 (emit_debug_insn_before_setloc): New.
3019 (emit_debug_insn_before): New.
3020 (emit_insn): Handle debug insns.
3021 (emit_debug_insn): New.
3022 (emit_jump_insn): Handle debug insns.
3023 (emit_call_insn): Likewise.
3025 (init_emit): Take min-nondebug-insn-uid into account.
3026 Initialize cur_debug_insn_uid.
3027 (emit_copy_of_insn_after): Handle debug insns.
3028 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3029 location of single rhs in place.
3030 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3031 (floor_sdiv_adjust): New.
3032 (cell_sdiv_adjust): New.
3033 (cell_udiv_adjust): New.
3034 (round_sdiv_adjust): New.
3035 (round_udiv_adjust): New.
3036 (wrap_constant): Moved from cselib.
3037 (unwrap_constant): New.
3038 (expand_debug_expr): New.
3039 (expand_debug_locations): New.
3040 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3042 (gimple_expand_cfg): Expand debug locations.
3043 * cselib.c: Include tree-pass.h.
3044 (struct expand_value_data): New.
3045 (cselib_record_sets_hook): New.
3046 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3047 (cselib_clear_table): Move, and implemnet in terms of...
3048 (cselib_reset_table_with_next_value): ... this.
3049 (cselib_get_next_unknown_value): New.
3050 (discard_useless_locs): Don't discard preserved values.
3051 (cselib_preserve_value): New.
3052 (cselib_preserved_value_p): New.
3053 (cselib_preserve_definitely): New.
3054 (cselib_clear_preserve): New.
3055 (cselib_preserve_only_values): New.
3056 (new_cselib_val): Take rtx argument. Dump it in details.
3057 (cselib_lookup_mem): Adjust.
3058 (expand_loc): Take regs_active in struct. Adjust. Silence
3059 dumps unless details are requested.
3060 (cselib_expand_value_rtx_cb): New.
3061 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3062 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3063 without details. Copy more subregs. Try to resolve values
3064 using a callback. Wrap constants.
3065 (cselib_subst_to_values): Adjust.
3066 (cselib_log_lookup): New.
3067 (cselib_lookup): Call it.
3068 (cselib_invalidate_regno): Don't count preserved values as useless.
3069 (cselib_invalidate_mem): Likewise.
3070 (cselib_record_set): Likewise.
3071 (struct set): Renamed to cselib_set, moved to cselib.h.
3072 (cselib_record_sets): Adjust. Call hook.
3073 (cselib_process_insn): Reset table when it would be cleared.
3074 (dump_cselib_val): New.
3075 (dump_cselib_table): New.
3076 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3077 (remove_forwarder_block): Support moving debug stmts.
3078 * cselib.h (cselib_record_sets_hook): Declare.
3079 (cselib_expand_callback): New type.
3080 (cselib_expand_value_rtx_cb): Declare.
3081 (cselib_reset_table_with_next_value): Declare.
3082 (cselib_get_next_unknown_value): Declare.
3083 (cselib_preserve_value): Declare.
3084 (cselib_preserved_value_p): Declare.
3085 (cselib_preserve_only_values): Declare.
3086 (dump_cselib_table): Declare.
3087 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3088 (try_crossjump_to_edge): Likewise.
3089 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3090 dominated blocks when debug stmts are present.
3091 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3092 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3093 (set_var_live_on_entry): Likewise.
3094 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3095 * cfglayout.c (curr_location, last_location): Make static.
3096 (set_curr_insn_source_location): Don't avoid bouncing.
3097 (get_curr_insn_source_location): New.
3098 (get_curr_insn_block): New.
3099 (duplicate_insn_chain): Handle debug insns.
3100 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3102 * common.opt (fcompare-debug): Move to sort order.
3103 (fdump-unnumbered-links): Likewise.
3104 (fvar-tracking-assignments): New.
3105 (fvar-tracking-assignments-toggle): New.
3106 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3107 because of debug stmts.
3108 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3109 (eliminate_unnecessary_stmts): Walk dominated blocks before
3111 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3112 * ira.c (memref_used_between_p): Skip debug insns.
3113 (update_equiv_regs): Likewise.
3114 * sched-deps.c (sd_lists_size): Accept empty list.
3115 (sd_init_insn): Mark debug insns.
3116 (sd_finish_insn): Unmark them.
3117 (sd_add_dep): Reject non-debug deps on debug insns.
3118 (fixup_sched_groups): Give debug insns group treatment.
3120 (sched_analyze_reg): Don't mark debug insns for sched before call.
3121 (sched_analyze_2): Handle debug insns.
3122 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3124 (deps_analyze_insn): Handle debug insns.
3125 (deps_start_bb): Skip debug insns.
3126 (init_deps): Initialize last_debug_insn.
3127 * tree-ssa.c (target_for_debug_bind): New.
3128 (find_released_ssa_name): New.
3129 (propagate_var_def_into_debug_stmts): New.
3130 (propagate_defs_into_debug_stmts): New.
3131 (verify_ssa): Skip debug bind stmts without values.
3132 (warn_uninialized_vars): Skip debug stmts.
3133 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3134 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3135 (rtx_equal_p): Likewise.
3136 * ira-costs.c (scan_one_insn): Skip debug insns.
3137 (process_bb_node_for_hard_reg_moves): Likewise.
3138 * rtl.h (DEBUG_INSN_P): New.
3139 (NONDEBUG_INSN_P): New.
3140 (MAY_HAVE_DEBUG_INSNS): New.
3141 (INSN_P): Accept debug insns.
3142 (RTX_FRAME_RELATED_P): Likewise.
3143 (INSN_DELETED_P): Likewise
3144 (PAT_VAR_LOCATION_DECL): New.
3145 (PAT_VAR_LOCATION_LOC): New.
3146 (PAT_VAR_OCATION_STATUS): New.
3147 (NOTE_VAR_LOCATION_DECL): Reimplement.
3148 (NOTE_VAR_LOCATION_LOC): Likewise.
3149 (NOTE_VAR_LOCATION_STATUS): Likewise.
3150 (INSN_VAR_LOCATION): New.
3151 (INSN_VAR_LOCATION_DECL): New.
3152 (INSN_VAR_LOCATION_LOC): New.
3153 (INSN_VAR_LOCATION_STATUS): New.
3154 (gen_rtx_UNKNOWN_VAR_LOC): New.
3155 (VAR_LOC_UNKNOWN_P): New.
3156 (NOTE_DURING_CALL_P): New.
3157 (SCHED_GROUP_P): Accept debug insns.
3158 (emit_debug_insn_before): Declare.
3159 (emit_debug_insn_before_noloc): Declare.
3160 (emit_debug_insn_beore_setloc): Declare.
3161 (emit_debug_insn_after): Declare.
3162 (emit_debug_insn_after_noloc): Declare.
3163 (emit_debug_insn_after_setloc): Declare.
3164 (emit_debug_insn): Declare.
3165 (make_debug_insn_raw): Declare.
3166 (prev_nondebug_insn): Declare.
3167 (next_nondebug_insn): Declare.
3168 (delegitimize_mem_from_attrs): Declare.
3169 (get_max_insn_count): Declare.
3170 (wrap_constant): Declare.
3171 (unwrap_constant): Declare.
3172 (get_curr_insn_source_location): Declare.
3173 (get_curr_insn_block): Declare.
3174 * tree-inline.c (insert_debug_decl_map): New.
3175 (processing_debug_stmt): New.
3176 (remap_decl): Don't create new mappings in debug stmts.
3177 (remap_gimple_op_r): Don't add references in debug stmts.
3178 (copy_tree_body_r): Likewise.
3179 (remap_gimple_stmt): Handle debug bind stmts.
3180 (copy_bb): Skip debug stmts.
3181 (copy_edges_for_bb): Likewise.
3182 (copy_debug_stmt): New.
3183 (copy_debug_stmts): New.
3184 (copy_body): Copy debug stmts at the end.
3185 (insert_init_debug_bind): New.
3186 (insert_init_stmt): Take id. Skip and emit debug stmts.
3187 (setup_one_parameter): Remap variable earlier, register debug mapping.
3188 (estimate_num_insns): Skip debug stmts.
3189 (expand_call_inline): Preserve debug_map.
3190 (optimize_inline_calls): Check for no debug_stmts left-overs.
3191 (unsave_expr_now): Preserve debug_map.
3192 (copy_gimple_seq_and_replace_locals): Likewise.
3193 (tree_function_versioning): Check for no debug_stmts left-overs.
3194 Init and destroy debug_map as needed. Split edges unconditionally.
3195 (build_duplicate_type): Init and destroy debug_map as needed.
3196 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3197 (struct copy_body_data): Add debug_stmts and debug_map.
3198 * sched-int.h (struct ready_list): Add n_debug.
3199 (struct deps): Add last_debug_insn.
3200 (DEBUG_INSN_SCHED_P): New.
3201 (BOUNDARY_DEBUG_INSN_P): New.
3202 (SCHEDULE_DEBUG_INSN_P): New.
3203 (sd_iterator_cond): Accept empty list.
3204 * combine.c (create_log_links): Skip debug insns.
3205 (combine_instructions): Likewise.
3206 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3207 return value is always unshared.
3208 (struct rtx_subst_pair): New.
3209 (auto_adjust_pair): New.
3210 (propagate_for_debug_subst): New.
3211 (propagate_for_debug): New.
3212 (try_combine): Skip debug insns. Propagate removed defs into
3214 (next_nonnote_nondebug_insn): New.
3215 (distribute_notes): Use it. Skip debug insns.
3216 (distribute_links): Skip debug insns.
3217 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3218 * resource.c (mark_target_live_regs): Likewise.
3219 * var-tracking.c: Include cselib.h and target.h.
3220 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3222 (micro_operation_type_name): New.
3223 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3224 (struct micro_operation_def): Update comments.
3225 (decl_or_value): New type. Use instead of decls.
3226 (struct emit_note_data_def): Add vars.
3227 (struct attrs_def): Use decl_or_value.
3228 (struct variable_tracking_info_def): Add permp, flooded.
3229 (struct location_chain_def): Update comment.
3230 (struct variable_part_def): Use decl_or_value.
3231 (struct variable_def): Make var_part a variable length array.
3233 (scratch_regs): New.
3234 (cselib_hook_called): New.
3235 (dv_is_decl_p): New.
3236 (dv_is_value_p): New.
3239 (dv_as_opaque): New.
3240 (dv_onepart_p): New.
3242 (IS_DECL_CODE): New.
3243 (check_value_is_not_decl): New.
3244 (dv_from_decl): New.
3245 (dv_from_value): New.
3246 (dv_htab_hash): New.
3247 (variable_htab_hash): Use it.
3248 (variable_htab_eq): Support values.
3249 (variable_htab_free): Free from the right pool.
3250 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3251 (attrs_list_union): Adjust.
3252 (attrs_list_mpdv_union): New.
3253 (tie_break_pointers): New.
3254 (canon_value_cmp): New.
3255 (unshare_variable): Return possibly-modified slot.
3256 (vars_copy_1): Adjust.
3257 (var_reg_decl_set): Adjust. Split out of...
3258 (var_reg_set): ... this.
3259 (get_init_value): Adjust.
3260 (var_reg_delete_and_set): Adjust.
3261 (var_reg_delete): Adjust.
3262 (var_regno_delete): Adjust.
3263 (var_mem_decl_set): Split out of...
3264 (var_mem_set): ... this.
3265 (var_mem_delete_and_set): Adjust.
3266 (var_mem_delete): Adjust.
3270 (variable_union): Adjust. Speed up merge of 1-part vars.
3271 (variable_canonicalize): Use unshared slot.
3272 (VALUED_RECURSED_INTO): New.
3273 (find_loc_in_1pdv): New.
3274 (struct dfset_merge): New.
3275 (insert_into_intersection): New.
3276 (intersect_loc_chains): New.
3278 (canonicalize_loc_order_check): New.
3279 (canonicalize_values_mark): New.
3280 (canonicalize_values_star): New.
3281 (variable_merge_over_cur): New.
3282 (variable_merge_over_src): New.
3283 (dataflow_set_merge): New.
3284 (dataflow_set_equiv_regs): New.
3285 (remove_duplicate_values): New.
3286 (struct dfset_post_merge): New.
3287 (variable_post_merge_new_vals): New.
3288 (variable_post_merge_perm_vals): New.
3289 (dataflow_post_merge_adjust): New.
3290 (find_mem_expr_in_1pdv): New.
3291 (dataflow_set_preserve_mem_locs): New.
3292 (dataflow_set_remove_mem_locs): New.
3293 (dataflow_set_clear_at_call): New.
3294 (onepart_variable_different_p): New.
3295 (variable_different_p): Use it.
3296 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3297 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3299 (track_loc_p): Pass it true.
3300 (struct count_use_info): New.
3301 (find_use_val): New.
3302 (replace_expr_with_values): New.
3304 (use_type): New, partially split out of...
3305 (count_uses): ... this. Count new micro-ops.
3306 (count_uses_1): Adjust.
3307 (count_stores): Adjust.
3308 (count_with_sets): New.
3309 (VAL_NEEDS_RESOLUTION): New.
3310 (VAL_HOLDS_TRACK_EXPR): New.
3311 (VAL_EXPR_IS_COPIED): New.
3312 (VAL_EXPR_IS_CLOBBERED): New.
3313 (add_uses): Adjust. Generate new micro-ops.
3314 (add_uses_1): Adjust.
3315 (add_stores): Generate new micro-ops.
3316 (add_with_sets): New.
3317 (find_src_status): Adjust.
3318 (find_src_set_src): Adjust.
3319 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3320 Handle new micro-ops. Canonicalize value equivalances.
3321 (vt_find_locations): Compute total size of hash tables for
3322 dumping. Perform merge for var-tracking-assignments. Don't
3323 disregard single-block loops.
3324 (dump_attrs_list): Handle decl_or_value.
3325 (dump_variable): Take variable. Deal with decl_or_value.
3326 (dump_variable_slot): New.
3327 (dump_vars): Use it.
3328 (dump_dataflow_sets): Adjust.
3329 (set_slot_part): New, extended to support one-part variables
3330 after splitting out of...
3331 (set_variable_part): ... this.
3332 (clobber_slot_part): New, split out of...
3333 (clobber_variable_part): ... this.
3334 (delete_slot_part): New, split out of...
3335 (delete_variable_part): .... this.
3336 (check_wrap_constant): New.
3337 (vt_expand_loc_callback): New.
3338 (vt_expand_loc): New.
3339 (emit_note_insn_var_location): Adjust. Handle values. Handle
3340 EMIT_NOTE_AFTER_CALL_INSN.
3341 (emit_notes_for_differences_1): Adjust. Handle values.
3342 (emit_notes_for_differences_2): Likewise.
3343 (emit_notes_for_differences): Adjust.
3344 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3345 Adjust. Handle new micro-ops.
3346 (vt_add_function_parameters): Adjust. Create and bind values.
3347 (vt_initialize): Adjust. Initialize scratch_regs and
3348 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3349 operations. Move some code to count_with_sets and add_with_sets.
3350 (delete_debug_insns): New.
3351 (vt_debug_insns_local): New.
3352 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3354 (var_tracking_main): If var-tracking-assignments is enabled
3355 but var-tracking isn't, delete debug insns and leave. Likewise
3356 if we exceed limits or fail the stack adjustments tests, and
3357 after all var-tracking processing.
3358 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3359 (dataflow_set): Add traversed_vars.
3360 (value_chain, const_value_chain): New typedefs.
3361 (value_chain_pool, value_chains): New variables.
3362 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3363 add_value_chains, add_cselib_value_chains, remove_value_chain,
3364 remove_value_chains, remove_cselib_value_chains): New functions.
3365 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3366 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3368 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3369 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3370 (dst_can_be_shared): New variable.
3371 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3372 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3373 different from set->vars, look up slot again instead of using the
3375 (dataflow_set_init): Initialize traversed_vars.
3376 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3377 lookup if set->vars is shared. Don't keep slot cleared before
3378 calling unshare_variable. Unshare set->vars if needed. Adjust
3379 unshare_variable callers. Clear dst_can_be_shared if needed.
3380 Even ->refcount == 1 vars must be unshared if set->vars is shared
3381 and var needs to be modified.
3382 (dataflow_set_union): Set traversed_vars during canonicalization.
3383 (VALUE_CHANGED, DECL_CHANGED): Define.
3384 (set_dv_changed, dv_changed_p): New static inlines.
3385 (track_expr_p): Clear DECL_CHANGED.
3386 (dump_dataflow_sets): Set it.
3387 (variable_was_changed): Call set_dv_changed.
3388 (emit_note_insn_var_location): Likewise.
3389 (changed_variables_stack): New variable.
3390 (check_changed_vars_1, check_changed_vars_2): New functions.
3391 (emit_notes_for_changes): Do nothing if changed_variables is
3392 empty. Traverse changed_variables with check_changed_vars_1,
3393 call check_changed_vars_2 on each changed_variables_stack entry.
3394 (emit_notes_in_bb): Add SET argument. Just clear it at the
3395 beginning, use it instead of local &set, don't destroy it at the end.
3396 (vt_emit_notes): Call dataflow_set_clear early on all
3397 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3398 computed set, dataflow_set_clear also VTI(bb)->in when we are
3399 done with the basic block. Initialize changed_variables_stack,
3400 free it afterwards. If ENABLE_CHECKING verify that after noting
3401 differences to an empty set value_chains hash table is empty.
3402 (vt_initialize): Initialize value_chains and value_chain_pool.
3403 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3404 (variable_tracking_main): Call dump_dataflow_sets before calling
3405 vt_emit_notes, not after it.
3406 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3407 (propagate_var_def_into_debug_stmts): Declare.
3408 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3409 (df_set_note): Reject debug insns.
3410 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3411 add notes to debug insns.
3412 (df_note_bb_compute): Adjust. Likewise.
3413 (df_simulate_uses): Skip debug insns.
3414 (df_simulate_initialize_backwards): Likewise.
3415 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3416 (subst_stack_regs_pat): Reject debug insns.
3417 (convert_regs_1): Handle debug insns.
3418 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3419 (print-rtl.o): Depend on cselib.h.
3420 (cselib.o): Depend on TREE_PASS_H.
3421 (var-tracking.o): Depend on cselib.h and TARGET_H.
3422 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3423 (init_ready_list): Skip boundary debug insns.
3424 (add_branch_dependences): Skip debug insns.
3425 (free_block_dependencies): Check for blocks with only debug insns.
3426 (compute_priorities): Likewise.
3427 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3428 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3430 (gimple_build_debug_bind_stat): New.
3431 (empty_body_p): Skip debug stmts.
3432 (gimple_has_side_effects): Likewise.
3433 (gimple_rhs_has_side_effects): Likewise.
3434 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3435 (gimple_build_debug_bind_stat): Declare.
3436 (gimple_build_debug_bind): Define.
3437 (is_gimple_debug): New.
3438 (gimple_debug_bind_p): New.
3439 (gimple_debug_bind_get_var): New.
3440 (gimple_debug_bind_get_value): New.
3441 (gimple_debug_bind_get_value_ptr): New.
3442 (gimple_debug_bind_set_var): New.
3443 (gimple_debug_bind_set_value): New.
3444 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3445 (gimple_debug_bind_reset_value): New.
3446 (gimple_debug_bind_has_value_p): New.
3447 (gsi_next_nondebug): New.
3448 (gsi_prev_nondebug): New.
3449 (gsi_start_nondebug_bb): New.
3450 (gsi_last_nondebug_bb): New.
3451 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3452 (print_insn): Handle DEBUG_INSN.
3453 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3454 of first insn prevail.
3455 (first_stmt): Skip debug stmts.
3456 (first_non_label_stmt): Likewise.
3457 (last_stmt): Likewise.
3458 (has_zero_uses_1): New.
3459 (single_imm_use_1): New.
3460 (verify_gimple_debug): New.
3461 (verify_types_in_gimple_stmt): Handle debug stmts.
3462 (verify_stmt): Likewise.
3463 (debug_loop_num): Skip debug stmts.
3464 (remove_edge_and_dominated_blocks): Remove dominators last.
3465 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3466 (linearize_expr): Likewise.
3467 * config/i386/i386.c (ix86_delegitimize_address): Call
3468 default implementation.
3469 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3470 (group_barrier_needed): Skip debug insns.
3471 (emit_insn_group_barriers): Likewise.
3472 (emit_all_insn_group_barriers): Likewise.
3473 (ia64_variable_issue): Handle debug insns.
3474 (ia64_dfa_new_cycle): Likewise.
3475 (final_emit_insn_group_barriers): Skip debug insns.
3476 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3477 def cfa without frame.
3478 (process_set): Likewise.
3479 (process_for_unwind_directive): Pass frame on.
3480 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3481 (rs6000_delegitimize_address): New.
3482 (rs6000_debug_adjust_cost): Handle debug insns.
3483 (is_microcoded_insn): Likewise.
3484 (is_cracked_insn): Likewise.
3485 (is_nonpipeline_insn): Likewise.
3486 (insn_must_be_first_in_group): Likewise.
3487 (insn_must_be_last_in_group): Likewise.
3488 (force_new_group): Likewise.
3489 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3490 contains only debug insns.
3491 (rtl_merge_blocks): Skip debug insns.
3492 (purge_dead_edges): Likewise.
3493 (rtl_block_ends_with_call_p): Skip debug insns.
3494 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3495 (mark_reg_dependencies): Skip debug insns.
3496 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3497 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3498 * tree-ssa-threadedge.c
3499 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3500 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3501 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3502 (copyprop_hardreg_forward_1): Handle debug insns.
3503 * reload1.c (reload): Skip debug insns. Replace unassigned
3504 pseudos in debug insns with their equivalences.
3505 (eliminate_regs_in_insn): Skip debug insns.
3506 (emit_input_reload_insns): Skip debug insns at first, adjust
3508 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3509 (get_indirect_ref_operands): Pass opf_no_vops on.
3510 (get_expr_operands): Likewise. Skip debug stmts.
3511 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3513 2009-09-01 Richard Henderson <rth@redhat.com>
3515 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3516 stmt_ends_pp_p statements at least once.
3517 * tree-vrp.c (vrp_initialize): Likewise.
3518 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3520 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3523 Fix AIX bootstrap after PR debug/30161
3524 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3525 that is a GNU extension.
3526 (tmpl_value_parm_die_table): Move the definition of this global
3527 outside #ifdef DWARF2_DEBUGGING_INFO region.
3529 2009-09-01 Richard Guenther <rguenther@suse.de>
3531 * tree.c (tree_expr_size): New function.
3532 * tree.h (tree_expr_size): Declare.
3533 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3534 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3535 * langhooks.c (lhd_expr_size): Remove.
3536 * langhooks.h (struct lang_hooks): Remove expr_size.
3537 * explow.c (expr_size): Use tree_expr_size.
3538 (int_expr_size): Likewise.
3539 * langhooks-def.h (lhd_expr_size): Remove.
3540 (LANG_HOOKS_EXPR_SIZE): Likewise.
3541 (LANG_HOOKS_INITIALIZER): Adjust.
3543 2009-09-01 Richard Guenther <rguenther@suse.de>
3545 * tree-flow.h (mark_addressable): Move declaration ...
3546 * tree.h (mark_addressable): ... here.
3547 * stmt.c (expand_asm_operands): Use mark_addressable, not
3548 lang_hooks.mark_addressable.
3549 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3550 LANG_HOOKS_MARK_ADDRESSABLE.
3551 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3552 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3554 2009-08-31 Chris Demetriou <cgd@google.com>
3556 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3557 vectorize if not TARGET_SSE2.
3559 2009-08-31 DJ Delorie <dj@redhat.com>
3561 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3562 registers if no coprocessor is enabled.
3564 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3567 * cgraph.h (cgraph_get_node): Declare ...
3568 * cgraph.c (cgraph_get_node): ... new function.
3569 * dwarf2out.c (gen_generic_params_dies,
3570 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3571 make_ith_pack_parameter_name,
3572 append_entry_to_tmpl_value_parm_die_table,
3573 gen_remaining_tmpl_value_param_die_attribute): New functions.
3574 (gen_subprogram_die): Generate debug info for template parameters
3575 if debug info level is higher than DINFO_LEVEL_TERSE.
3576 Use tree_add_const_value_attribute_for_decl instead of
3577 tree_add_const_value_attribute.
3578 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3579 instead of tree_add_const_value_attribute.
3580 (gen_struct_or_union_type_die): Generate debug
3581 info for template parameters if debug info level is higher than
3583 (tree_add_const_value_attribute): Handle integral and pointer
3584 constants. Update comment.
3585 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3586 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3587 (reference_to_unused): Fix thinko. Remove redundant predicates from
3589 (tree_add_const_value_attribute): Make this work for constant
3591 tree_add_const_value_attribute_for_decl is to be used for variable
3593 (add_location_or_const_value_attribute): Use
3594 tree_add_const_value_attribute_for_decl now.
3595 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3596 DW_TAG_template_value_param DIEs after function DIEs have been
3598 * langhooks.h (lang_hooks_for_types): Add
3599 get_argument_pack_elems.
3600 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3601 (lang_hooks): Added get_innermost_generic_parms,
3602 get_innermost_generic_args.
3603 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3604 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3605 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3606 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3608 2009-08-31 DJ Delorie <dj@redhat.com>
3610 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3611 it once we start generating the prologue or epilogue.
3612 (mep_call_saves_register): If the frame is locked, re-use
3614 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3615 (mep_expand_prologue): Call it.
3616 (mep_expand_epilogue): Likewise.
3617 (mep_start_function): Use the same logic as mep_expand_prologue.
3618 (mep_pass_by_reference): Make logic more readable.
3619 (mep_return_in_memory): Zero-sized objects are passed in memory.
3620 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3622 2009-08-31 Richard Guenther <rguenther@suse.de>
3624 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3625 to query if the memory regions for memmove overlap.
3626 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3627 asserts on pointers, instead deal with odd trees.
3628 (ptr_derefs_may_alias_p): Likewise.
3629 (refs_may_alias_p_1): Constructor bases also never alias.
3631 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3633 * doc/install.texi (Final install): Adjust reference on where to
3634 order printed manuals.
3636 2009-08-30 Olivier Hainque <hainque@adacore.com>
3638 * dwarf2out.c (switch_to_frame_table_section): Move
3639 definition prior to first use.
3641 2009-08-30 Richard Guenther <rguenther@suse.de>
3643 PR tree-optimization/41186
3644 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3645 (ao_ref_init_from_ptr_and_size): New function.
3646 (ref_maybe_used_by_call_p_1): Be more precise tracking
3647 used ranges for builtin functions.
3648 (ref_maybe_used_by_call_p): Adjust.
3649 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3650 ranges for builtin functions.
3651 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3653 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3656 * fwprop.c (get_reg_use_in): Delete.
3657 (free_load_extend): New function.
3658 (forward_propagate_subreg): Use it.
3660 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3662 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3664 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3667 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3670 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3672 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3673 fini or fini_array section.
3675 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3677 * graphite-dependences.c (graphite_legal_transform_bb): Call
3678 pbb_remove_duplicate_pdrs.
3679 * graphite-poly.c (can_collapse_pdr): Removed.
3680 (pdr_find_duplicate): Removed.
3681 (can_collapse_pdrs): New.
3682 (pbb_remove_duplicate_pdrs): New.
3683 (new_poly_dr): Do not look for duplicates.
3684 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3685 (PBB_PDR_DUPLICATES_REMOVED): New.
3686 (pbb_remove_duplicate_pdrs): Declared.
3688 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3690 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3691 the strides by multiplying by PDR_NB_REFS.
3692 * graphite-poly.c (can_collapse_pdr): New.
3693 (pdr_find_duplicate): New.
3694 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3695 Initialize PDR_NB_REFS.
3696 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3698 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3700 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3703 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3706 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3708 * graphite-dependences.c (pddr_original_scattering): Return NULL
3709 for read-read dependence relations.
3710 * graphite-poly.h (enum poly_dr_type): Fix comment.
3713 (pdr_may_write_p): New.
3715 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3717 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3718 (struct poly_dr): Same.
3719 (new_poly_dr): Same.
3720 * graphite-poly.c (new_poly_dr): Same.
3721 * graphite-dependences.c (dot_deps): Disable call to system.
3723 2009-08-28 Cary Coutant <ccoutant@google.com>
3726 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3727 struct/union/enum types local to a function.
3729 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3730 Sebastian Pop <sebastian.pop@amd.com>
3732 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3733 pbb_strip_mine_time_depth. Changed the implementation so that
3734 transformation is expressed as a transformation on
3735 time (scatttering) dimensions. Also, ensures that the 2d+1
3736 scheduling format is preserved.
3737 (pbb_strip_mine_profitable_p): Profitability is based on the
3738 iteration number of a given time (scattering) dimension,
3739 and not on a original loop depth dimension.
3740 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3741 (pbb_do_strip_mine): Call psct_dynamic_dim.
3742 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3743 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3744 (pbb_nb_dynamic_scattering_transform): New.
3745 (psct_dynamic_dim): New.
3747 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3749 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3750 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3751 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3752 * graphite-interchange.c (build_linearized_memory_access): Same.
3753 (memory_stride_in_loop): Same.
3755 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3757 * graphite-dependences.c (pddr_original_scattering): New.
3758 (graphite_legal_transform_dr): Call pddr_original_scattering.
3761 * graphite-dependences.h (dot_deps): Declared.
3762 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3763 (print_pdr): Print PDR_ID.
3764 * graphite-poly.h (struct poly_dr): Add field id.
3767 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3769 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3771 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3772 not delete the original dependence relation.
3774 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3776 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3777 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3778 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3779 (free_poly_ddr): New.
3780 (pddr_is_empty): New.
3781 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3782 (dependence_polyhedron): Same. Remove useless gcc_assert.
3784 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3785 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3786 * graphite-dependences.h (enum poly_dependence_kind): New.
3787 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3788 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3789 (PDRP_SINK): Renamed PDDR_SINK.
3790 (PDRP_DDP): Renamed PDDR_DDP.
3792 (free_poly_ddr): Declared.
3793 * graphite-poly.c (new_scop): Use the new hash function names.
3794 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3795 into original_pddrs.
3796 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3798 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3800 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3801 bounds with LT_EXPR to make niter analysis more precise on code
3802 generated by Graphite.
3804 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3806 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3807 (graphite_legal_transform_bb): Same.
3808 (poly_drs_may_alias_p): Same.
3810 2009-08-28 Richard Guenther <rguenther@suse.de>
3812 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3814 2009-08-28 Jan Beulich <jbeulich@novell.com>
3816 * config/i386/netware.c: Include langhooks.h.
3817 (i386_nlm_encode_section_info): Simplify.
3818 (netware_override_options): Delete.
3819 * config/i386/netware.h (netware_override_options): Delete
3821 (OVERRIDE_OPTIONS): Delete definition.
3822 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3823 (ASM_COMMENT_START): Define.
3824 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3826 2009-08-28 Jan Beulich <jbeulich@novell.com>
3828 * configure.ac: For in-tree ld, do a plain version check to
3829 determine whether comdat groups are supported.
3830 * configure: Regenerate.
3832 2009-08-28 Olivier Hainque <hainque@adacore.com>
3834 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3835 always defined. Reflect definition or absence of such for
3836 COLLECT_EXPORT_LIST. Readability helper.
3837 (scanfilter): New enum, to help control what symbols
3838 are to be considered or ignored by scan_prog_file.
3839 (enum pass): Rename as "scanpass", moved together with scanfilter
3840 prior to scan_prog_file's prototype.
3841 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3842 Group prototype with the scanpass/scanfilter definitions, factorize
3843 head comments for the several implementations at the prototype.
3844 (main): Reorganize the first pass link control to let AIX
3845 drag only the needed frame tables in executables. Prevent
3846 frame tables collection during the scan aimed at static ctors.
3847 Pre-link and scan for frame tables later to compensate.
3848 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3849 A C statement to issue assembly directives that create a reference
3850 to the given DWARF table identifier label from the current function
3852 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3853 to differentiate first time section entry. Only emit a .data
3854 tables start identifier label the first time around.
3855 (switch_to_frame_table_section): New function. Helper for
3856 output_call_frame_info to switch possibly BACK into the eh_frame
3857 or the debug_frame section depending on FOR_EH.
3858 (output_call_frame_info): Use helper to first enter the proper
3860 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3861 emit a link to the frame table start label from each function
3863 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3864 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3865 * config/rs6000/rs6000-protos.h: Declare it.
3866 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3868 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3870 * config/sh/sh.c (split_branches): Check the result of
3873 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3875 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3876 using -pthread -fopenmp
3878 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3880 * doc/service.texi (service directory): Update URL.
3882 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3884 PR rtl-optimization/40861
3885 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3886 extract word from a multi-word subreg for negative byte positions.
3888 2009-08-27 Tristan Gingold <gingold@adacore.com>
3889 Douglas B Rupp <rupp@gnat.com>
3891 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3892 (SECTION_VMS_OVERLAY): Define.
3893 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3895 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3897 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3898 common_object declarations.
3899 (ia64_section_type_flags): Set section flag for common_object.
3900 * config/ia64/ia64-protos.h
3901 (ia64_vms_output_aligned_decl_common): Declare.
3902 (ia64_vms_elf_asm_named_section): Declare.
3904 2009-08-27 Michael Matz <matz@suse.de>
3906 * expr.c (expand_expr_real_2): New function taking exploded
3907 unary or binary expression, split out from ...
3908 (expand_expr_real_1): ... here. Move over all unary/binary
3909 switch parts to above function, in particular these codes:
3910 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3911 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3912 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3913 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3914 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3915 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3916 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3917 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3918 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3919 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3920 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3921 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3922 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3923 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3924 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3925 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3926 VEC_PACK_FIX_TRUNC_EXPR.
3927 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3930 2009-08-27 Richard Guenther <rguenther@suse.de>
3932 * gengtype.c (main): Handle uint64_t.
3933 * ipa-utils.c (get_base_var): Indent properly.
3934 * tree-ssa-live.c (debug_scope_block): New function.
3935 * tree-flow.h (debug_scope_block): Declare.
3936 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3937 * basic-block.h (enum profile_status): Rename to
3938 enum profile_status_d.
3939 (x_profile_status): Adjust type.
3941 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3944 * dwarf2out.c (get_context_die): Declare this static function.
3945 (gen_type_die_with_usage): Make sure a DIE is a generated for
3946 the context of a typedef.
3948 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3950 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3953 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3955 * config/mips/mips-protos.h (mips_output_sync): Declare.
3956 (mips_sync_loop_insns): Likewise.
3957 (mips_output_sync_loop): Replace first two parameters with an rtx.
3958 * config/mips/mips.c (mips_multi_member): New structure.
3959 (mips_multi_members): New variable.
3960 (mips_multi_start): New function.
3961 (mips_multi_add): Likewise.
3962 (mips_multi_add_insn): Likewise.
3963 (mips_multi_add_label): Likewise.
3964 (mips_multi_last_index): Likewise.
3965 (mips_multi_copy_insn): Likewise.
3966 (mips_multi_set_operand): Likewise.
3967 (mips_multi_write): Likewise.
3968 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3969 (mips_init_print_operand_punct): Update accordingly.
3970 (mips_start_ll_sc_sync_block): New function.
3971 (mips_end_ll_sc_sync_block): Likewise.
3972 (mips_output_sync): Likewise.
3973 (mips_sync_insn1_template): Likewise.
3974 (mips_sync_insn2_template): Likewise.
3975 (mips_get_sync_operand): Likewise.
3976 (mips_process_sync_loop): Likewise.
3977 (mips_output_sync_loop): Use mips_process_sync_loop.
3978 (mips_sync_loop_insns): New function.
3979 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3980 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3981 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3982 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3983 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3984 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3985 (MIPS_SYNC_OLD_OP_12): Likewise.
3986 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3987 (MIPS_SYNC_NEW_OP_12): Likewise.
3988 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3989 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3990 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3991 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3992 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3993 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3994 * config/mips/mips.md (sync_mem): New attribute.
3995 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3996 (sync_exclusive_mask, sync_required_oldval): Likewise.
3997 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3998 (sync_release_barrier): Likewise.
3999 (length): Handle sync loops.
4000 (sync): Use mips_output_sync.
4001 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4002 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4003 and use mips_output_sync_loop.
4004 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4005 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4006 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4007 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4008 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4009 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4010 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4011 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4012 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4014 2009-08-26 Richard Guenther <rguenther@suse.de>
4017 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4018 the types to not match.
4019 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4021 * tree-ssa.c (useless_type_conversion_p): Conversions to
4022 pointers to unprototyped functions are useless.
4024 2009-08-26 Richard Guenther <rguenther@suse.de>
4026 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4027 whole-program condition, prepare to be called for non-globals.
4028 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4029 params build a representative with known type and track its fields.
4031 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4033 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4034 clearing by a taken branch.
4035 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4036 effectively after bbro pass.
4037 (sync_nand<mode>): Ditto.
4038 (sync_old_<fetchop_name><mode>): Ditto.
4039 (sync_old_nand<mode>): Ditto.
4040 (sync_new_<fetchop_name><mode>): Dito.
4041 (sync_new_nand<mode>): Ditto.
4042 (sync_compare_and_swap<mode>_1): Ditto.
4043 (*sync_compare_and_swap<mode>): Ditto.
4044 (sync_lock_test_and_set<mode>_1): Ditto.
4045 ("sync_lock_test_and_set<mode>): Ditto.
4047 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4049 * hwint.h (HOST_LONG_FORMAT): New macro
4050 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4051 Use HOST_PTR_PRINTF.
4052 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4053 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4054 (HOST_PTR_PRINTF): Document.
4056 2009-08-25 Jan Hubicka <jh@suse.cz>
4058 * config/i386/bmmintrin.h: Replace by #error.
4061 Michael Meissner <michael.meissner@amd.com>
4062 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4063 Tony Linthicum <tony.linthicum@amd.com>
4065 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4066 (TARGET_ROUND): New macro for the round/ptest instructions which
4067 are shared between SSE4.1 and SSE5.
4068 (OPTION_MASK_ISA_ROUND): Ditto.
4069 (OPTION_ISA_ROUND): Ditto.
4070 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4071 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4073 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4074 (-mfused-madd): New switch to give users control over whether the
4075 compiler optimizes to use the multiply/add SSE5 instructions.
4077 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4078 (ix86_handle_option): Turn off 3dnow if -msse5.
4079 (override_options): Add SSE5 support.
4080 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4082 (ix86_expand_sse_movcc): Add SSE5 support.
4083 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4084 vector type to the next largest size.
4085 (ix86_expand_sse5_pack): New function to use pperm to pack a
4086 vector type to the next smallest size.
4087 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4088 (IX86_BUILTIN_FMADDSD): Ditto.
4089 (IX86_BUILTIN_FMADDPS): Ditto.
4090 (IX86_BUILTIN_FMADDPD): Ditto.
4091 (IX86_BUILTIN_FMSUBSS): Ditto.
4092 (IX86_BUILTIN_FMSUBSD): Ditto.
4093 (IX86_BUILTIN_FMSUBPS): Ditto.
4094 (IX86_BUILTIN_FMSUBPD): Ditto.
4095 (IX86_BUILTIN_FNMADDSS): Ditto.
4096 (IX86_BUILTIN_FNMADDSD): Ditto.
4097 (IX86_BUILTIN_FNMADDPS): Ditto.
4098 (IX86_BUILTIN_FNMADDPD): Ditto.
4099 (IX86_BUILTIN_FNMSUBSS): Ditto.
4100 (IX86_BUILTIN_FNMSUBSD): Ditto.
4101 (IX86_BUILTIN_FNMSUBPS): Ditto.
4102 (IX86_BUILTIN_FNMSUBPD): Ditto.
4103 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4104 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4105 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4106 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4107 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4108 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4109 (IX86_BUILTIN_PPERM): Ditto.
4110 (IX86_BUILTIN_PERMPS): Ditto.
4111 (IX86_BUILTIN_PERMPD): Ditto.
4112 (IX86_BUILTIN_PMACSSWW): Ditto.
4113 (IX86_BUILTIN_PMACSWW): Ditto.
4114 (IX86_BUILTIN_PMACSSWD): Ditto.
4115 (IX86_BUILTIN_PMACSWD): Ditto.
4116 (IX86_BUILTIN_PMACSSDD): Ditto.
4117 (IX86_BUILTIN_PMACSDD): Ditto.
4118 (IX86_BUILTIN_PMACSSDQL): Ditto.
4119 (IX86_BUILTIN_PMACSSDQH): Ditto.
4120 (IX86_BUILTIN_PMACSDQL): Ditto.
4121 (IX86_BUILTIN_PMACSDQH): Ditto.
4122 (IX86_BUILTIN_PMADCSSWD): Ditto.
4123 (IX86_BUILTIN_PMADCSWD): Ditto.
4124 (IX86_BUILTIN_PHADDBW): Ditto.
4125 (IX86_BUILTIN_PHADDBD): Ditto.
4126 (IX86_BUILTIN_PHADDBQ): Ditto.
4127 (IX86_BUILTIN_PHADDWD): Ditto.
4128 (IX86_BUILTIN_PHADDWQ): Ditto.
4129 (IX86_BUILTIN_PHADDDQ): Ditto.
4130 (IX86_BUILTIN_PHADDUBW): Ditto.
4131 (IX86_BUILTIN_PHADDUBD): Ditto.
4132 (IX86_BUILTIN_PHADDUBQ): Ditto.
4133 (IX86_BUILTIN_PHADDUWD): Ditto.
4134 (IX86_BUILTIN_PHADDUWQ): Ditto.
4135 (IX86_BUILTIN_PHADDUDQ): Ditto.
4136 (IX86_BUILTIN_PHSUBBW): Ditto.
4137 (IX86_BUILTIN_PHSUBWD): Ditto.
4138 (IX86_BUILTIN_PHSUBDQ): Ditto.
4139 (IX86_BUILTIN_PROTB): Ditto.
4140 (IX86_BUILTIN_PROTW): Ditto.
4141 (IX86_BUILTIN_PROTD): Ditto.
4142 (IX86_BUILTIN_PROTQ): Ditto.
4143 (IX86_BUILTIN_PROTB_IMM): Ditto.
4144 (IX86_BUILTIN_PROTW_IMM): Ditto.
4145 (IX86_BUILTIN_PROTD_IMM): Ditto.
4146 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4147 (IX86_BUILTIN_PSHLB): Ditto.
4148 (IX86_BUILTIN_PSHLW): Ditto.
4149 (IX86_BUILTIN_PSHLD): Ditto.
4150 (IX86_BUILTIN_PSHLQ): Ditto.
4151 (IX86_BUILTIN_PSHAB): Ditto.
4152 (IX86_BUILTIN_PSHAW): Ditto.
4153 (IX86_BUILTIN_PSHAD): Ditto.
4154 (IX86_BUILTIN_PSHAQ): Ditto.
4155 (IX86_BUILTIN_FRCZSS): Ditto.
4156 (IX86_BUILTIN_FRCZSD): Ditto.
4157 (IX86_BUILTIN_FRCZPS): Ditto.
4158 (IX86_BUILTIN_FRCZPD): Ditto.
4159 (IX86_BUILTIN_CVTPH2PS): Ditto.
4160 (IX86_BUILTIN_CVTPS2PH): Ditto.
4161 (IX86_BUILTIN_COMEQSS): Ditto.
4162 (IX86_BUILTIN_COMNESS): Ditto.
4163 (IX86_BUILTIN_COMLTSS): Ditto.
4164 (IX86_BUILTIN_COMLESS): Ditto.
4165 (IX86_BUILTIN_COMGTSS): Ditto.
4166 (IX86_BUILTIN_COMGESS): Ditto.
4167 (IX86_BUILTIN_COMUEQSS): Ditto.
4168 (IX86_BUILTIN_COMUNESS): Ditto.
4169 (IX86_BUILTIN_COMULTSS): Ditto.
4170 (IX86_BUILTIN_COMULESS): Ditto.
4171 (IX86_BUILTIN_COMUGTSS): Ditto.
4172 (IX86_BUILTIN_COMUGESS): Ditto.
4173 (IX86_BUILTIN_COMORDSS): Ditto.
4174 (IX86_BUILTIN_COMUNORDSS): Ditto.
4175 (IX86_BUILTIN_COMFALSESS): Ditto.
4176 (IX86_BUILTIN_COMTRUESS): Ditto.
4177 (IX86_BUILTIN_COMEQSD): Ditto.
4178 (IX86_BUILTIN_COMNESD): Ditto.
4179 (IX86_BUILTIN_COMLTSD): Ditto.
4180 (IX86_BUILTIN_COMLESD): Ditto.
4181 (IX86_BUILTIN_COMGTSD): Ditto.
4182 (IX86_BUILTIN_COMGESD): Ditto.
4183 (IX86_BUILTIN_COMUEQSD): Ditto.
4184 (IX86_BUILTIN_COMUNESD): Ditto.
4185 (IX86_BUILTIN_COMULTSD): Ditto.
4186 (IX86_BUILTIN_COMULESD): Ditto.
4187 (IX86_BUILTIN_COMUGTSD): Ditto.
4188 (IX86_BUILTIN_COMUGESD): Ditto.
4189 (IX86_BUILTIN_COMORDSD): Ditto.
4190 (IX86_BUILTIN_COMUNORDSD): Ditto.
4191 (IX86_BUILTIN_COMFALSESD): Ditto.
4192 (IX86_BUILTIN_COMTRUESD): Ditto.
4193 (IX86_BUILTIN_COMEQPS): Ditto.
4194 (IX86_BUILTIN_COMNEPS): Ditto.
4195 (IX86_BUILTIN_COMLTPS): Ditto.
4196 (IX86_BUILTIN_COMLEPS): Ditto.
4197 (IX86_BUILTIN_COMGTPS): Ditto.
4198 (IX86_BUILTIN_COMGEPS): Ditto.
4199 (IX86_BUILTIN_COMUEQPS): Ditto.
4200 (IX86_BUILTIN_COMUNEPS): Ditto.
4201 (IX86_BUILTIN_COMULTPS): Ditto.
4202 (IX86_BUILTIN_COMULEPS): Ditto.
4203 (IX86_BUILTIN_COMUGTPS): Ditto.
4204 (IX86_BUILTIN_COMUGEPS): Ditto.
4205 (IX86_BUILTIN_COMORDPS): Ditto.
4206 (IX86_BUILTIN_COMUNORDPS): Ditto.
4207 (IX86_BUILTIN_COMFALSEPS): Ditto.
4208 (IX86_BUILTIN_COMTRUEPS): Ditto.
4209 (IX86_BUILTIN_COMEQPD): Ditto.
4210 (IX86_BUILTIN_COMNEPD): Ditto.
4211 (IX86_BUILTIN_COMLTPD): Ditto.
4212 (IX86_BUILTIN_COMLEPD): Ditto.
4213 (IX86_BUILTIN_COMGTPD): Ditto.
4214 (IX86_BUILTIN_COMGEPD): Ditto.
4215 (IX86_BUILTIN_COMUEQPD): Ditto.
4216 (IX86_BUILTIN_COMUNEPD): Ditto.
4217 (IX86_BUILTIN_COMULTPD): Ditto.
4218 (IX86_BUILTIN_COMULEPD): Ditto.
4219 (IX86_BUILTIN_COMUGTPD): Ditto.
4220 (IX86_BUILTIN_COMUGEPD): Ditto.
4221 (IX86_BUILTIN_COMORDPD): Ditto.
4222 (IX86_BUILTIN_COMUNORDPD): Ditto.
4223 (IX86_BUILTIN_COMFALSEPD): Ditto.
4224 (IX86_BUILTIN_COMTRUEPD): Ditto.
4225 (IX86_BUILTIN_PCOMEQUB): Ditto.
4226 (IX86_BUILTIN_PCOMNEUB): Ditto.
4227 (IX86_BUILTIN_PCOMLTUB): Ditto.
4228 (IX86_BUILTIN_PCOMLEUB): Ditto.
4229 (IX86_BUILTIN_PCOMGTUB): Ditto.
4230 (IX86_BUILTIN_PCOMGEUB): Ditto.
4231 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4232 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4233 (IX86_BUILTIN_PCOMEQUW): Ditto.
4234 (IX86_BUILTIN_PCOMNEUW): Ditto.
4235 (IX86_BUILTIN_PCOMLTUW): Ditto.
4236 (IX86_BUILTIN_PCOMLEUW): Ditto.
4237 (IX86_BUILTIN_PCOMGTUW): Ditto.
4238 (IX86_BUILTIN_PCOMGEUW): Ditto.
4239 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4240 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4241 (IX86_BUILTIN_PCOMEQUD): Ditto.
4242 (IX86_BUILTIN_PCOMNEUD): Ditto.
4243 (IX86_BUILTIN_PCOMLTUD): Ditto.
4244 (IX86_BUILTIN_PCOMLEUD): Ditto.
4245 (IX86_BUILTIN_PCOMGTUD): Ditto.
4246 (IX86_BUILTIN_PCOMGEUD): Ditto.
4247 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4248 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4249 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4250 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4251 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4252 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4253 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4254 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4255 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4256 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4257 (IX86_BUILTIN_PCOMEQB): Ditto.
4258 (IX86_BUILTIN_PCOMNEB): Ditto.
4259 (IX86_BUILTIN_PCOMLTB): Ditto.
4260 (IX86_BUILTIN_PCOMLEB): Ditto.
4261 (IX86_BUILTIN_PCOMGTB): Ditto.
4262 (IX86_BUILTIN_PCOMGEB): Ditto.
4263 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4264 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4265 (IX86_BUILTIN_PCOMEQW): Ditto.
4266 (IX86_BUILTIN_PCOMNEW): Ditto.
4267 (IX86_BUILTIN_PCOMLTW): Ditto.
4268 (IX86_BUILTIN_PCOMLEW): Ditto.
4269 (IX86_BUILTIN_PCOMGTW): Ditto.
4270 (IX86_BUILTIN_PCOMGEW): Ditto.
4271 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4272 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4273 (IX86_BUILTIN_PCOMEQD): Ditto.
4274 (IX86_BUILTIN_PCOMNED): Ditto.
4275 (IX86_BUILTIN_PCOMLTD): Ditto.
4276 (IX86_BUILTIN_PCOMLED): Ditto.
4277 (IX86_BUILTIN_PCOMGTD): Ditto.
4278 (IX86_BUILTIN_PCOMGED): Ditto.
4279 (IX86_BUILTIN_PCOMFALSED): Ditto.
4280 (IX86_BUILTIN_PCOMTRUED): Ditto.
4281 (IX86_BUILTIN_PCOMEQQ): Ditto.
4282 (IX86_BUILTIN_PCOMNEQ): Ditto.
4283 (IX86_BUILTIN_PCOMLTQ): Ditto.
4284 (IX86_BUILTIN_PCOMLEQ): Ditto.
4285 (IX86_BUILTIN_PCOMGTQ): Ditto.
4286 (IX86_BUILTIN_PCOMGEQ): Ditto.
4287 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4288 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4289 (enum multi_arg_type): New enum for describing the various SSE5
4290 intrinsic argument types.
4291 (bdesc_multi_arg): New table for SSE5 intrinsics.
4292 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4293 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4295 (ix86_expand_builtin): Add SSE5 intrinsic support.
4296 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4297 operand instructions.
4298 (ix86_expand_sse5_multiple_memory): New function to split the
4299 second memory reference from SSE5 instructions.
4300 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4301 (ix86_return_pops_args): Use stdarg_p to determine if the function
4302 has variable arguments.
4303 (ix86_setup_incoming_varargs): Ditto.
4304 (x86_this_parameter): Ditto.
4306 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4308 (ix86_expand_sse5_pack): Ditto.
4309 (ix86_sse5_valid_op_p): Ditto.
4310 (ix86_expand_sse5_multiple_memory): Ditto.
4312 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4313 constant for SSE5 support.
4314 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4315 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4316 (UNSPEC_SSE5_PERMUTE): Ditto.
4317 (UNSPEC_SSE5_ASHIFT): Ditto.
4318 (UNSPEC_SSE5_LSHIFT): Ditto.
4319 (UNSPEC_FRCZ): Ditto.
4320 (UNSPEC_CVTPH2PS): Ditto.
4321 (UNSPEC_CVTPS2PH): Ditto.
4322 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4324 (COM_FALSE_S): Ditto.
4325 (COM_FALSE_P): Ditto.
4326 (COM_TRUE_S): Ditto.
4327 (COM_TRUE_P): Ditto.
4328 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4329 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4331 (memory attribute): Ditto.
4332 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4333 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4334 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4335 (floor<mode>2): Ditto.
4336 (ceil<mode>2): Ditto.
4337 (btrunc<mode>2): Ditto.
4338 (nearbyintdf2): Ditto.
4339 (nearbyintsf2): Ditto.
4340 (sse_setccsf): Disable if SSE5.
4341 (sse_setccdf): Ditto.
4342 (sse5_setcc<mode>): New support for SSE5 conditional move.
4343 (sse5_pcmov_<mode>): Ditto.
4345 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4347 (SSEMODEF2P): Ditto.
4348 (ssemodesuffixf4): New mode attribute for SSE5.
4349 (ssemodesuffixf2s): Ditto.
4350 (ssemodesuffixf2c): Ditto.
4351 (sserotatemax): Ditto.
4352 (ssescalarmode): Ditto.
4353 (sse_maskcmpv4sf3): Disable if SSE5.
4354 (sse_maskcmpv2df3): Ditto.
4355 (sse_vmmaskcmpv4sf3): Ditto.
4356 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4357 (sse5_vmfmadd<mode>4): Ditto.
4358 (sse5_fmsub<mode>4): Ditto.
4359 (sse5_vmfmsub<mode>4): Ditto.
4360 (sse5_fnmadd<mode>4): Ditto.
4361 (sse5_vmfnmadd<mode>4): Ditto.
4362 (sse5_fnmsub<mode>4): Ditto.
4363 (sse5_vmfnmsub<mode>4): Ditto.
4364 (sse5i_fmadd<mode>4): Ditto.
4365 (sse5i_fmsub<mode>4): Ditto.
4366 (sse5i_fnmadd<mode>4): Ditto.
4367 (sse5i_fnmsub<mode>4): Ditto.
4368 (sse5i_vmfmadd<mode>4): Ditto.
4369 (sse5i_vmfmsub<mode>4): Ditto.
4370 (sse5i_vmfnmadd<mode>4): Ditto.
4371 (sse5i_vmfnmsub<mode>4): Ditto.
4372 (mulv16qi3): Add SSE5 support.
4374 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4375 (sse2_mulv4si3): Disable if SSE5.
4376 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4377 (sse4_1_roundps): Ditto.
4378 (sse4_1_roundsd): Ditto.
4379 (sse4_1_roundss): Ditto.
4380 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4382 (sse_maskcmpsf3): Ditto.
4383 (sse_vmmaskcmpv4sf3): Ditto.
4384 (sse2_maskcmpv2df3): Ditto.
4385 (sse2_maskcmpdf3): Ditto.
4386 (sse2_vmmaskcmpv2df3): Ditto.
4387 (sse2_eq<mode>3): Ditto.
4388 (sse2_gt<mode>3): Ditto.
4389 (sse5_pcmov_<mode>): Add SSE5 support.
4390 (vec_unpacku_hi_v16qi): Ditto.
4391 (vec_unpacks_hi_v16qi): Ditto.
4392 (vec_unpacku_lo_v16qi): Ditto.
4393 (vec_unpacks_lo_v16qi): Ditto.
4394 (vec_unpacku_hi_v8hi): Ditto.
4395 (vec_unpacks_hi_v8hi): Ditto.
4396 (vec_unpacku_lo_v8hi): Ditto.
4397 (vec_unpacks_lo_v8hi): Ditto.
4398 (vec_unpacku_hi_v4si): Ditto.
4399 (vec_unpacks_hi_v4si): Ditto.
4400 (vec_unpacku_lo_v4si): Ditto.
4401 (vec_unpacks_lo_v4si): Ditto.
4402 (sse5_pmacsww): New SSE5 intrinsic insn.
4403 (sse5_pmacssww): Ditto.
4404 (sse5_pmacsdd): Ditto.
4405 (sse5_pmacssdd): Ditto.
4406 (sse5_pmacssdql): Ditto.
4407 (sse5_pmacssdqh): Ditto.
4408 (sse5_pmacsdqh): Ditto.
4409 (sse5_pmacsswd): Ditto.
4410 (sse5_pmacswd): Ditto.
4411 (sse5_pmadcsswd): Ditto.
4412 (sse5_pmadcswd): Ditto.
4413 (sse5_pcmov_<move>): Conditional move support on SSE5.
4414 (sse5_phaddbw): New SSE5 intrinsic insn.
4415 (sse5_phaddbd): Ditto.
4416 (sse5_phaddbq): Ditto.
4417 (sse5_phaddwd): Ditto.
4418 (sse5_phaddwq): Ditto.
4419 (sse5_phadddq): Ditto.
4420 (sse5_phaddubw): Ditto.
4421 (sse5_phaddubd): Ditto.
4422 (sse5_phaddubq): Ditto.
4423 (sse5_phadduwd): Ditto.
4424 (sse5_phadduwq): Ditto.
4425 (sse5_phaddudq): Ditto.
4426 (sse5_phsubbw): Ditto.
4427 (sse5_phsubwd): Ditto.
4428 (sse5_phsubdq): Ditto.
4429 (sse5_pperm): Ditto.
4430 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4431 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4432 (sse5_pperm_sign_v8hi_v4si): Ditto.
4433 (sse5_pperm_zero_v8hi_v4si): Ditto.
4434 (sse5_pperm_sign_v4si_v2di): Ditto.
4435 (sse5_pperm_sign_v4si_v2di): Ditto.
4436 (sse5_pperm_pack_v2di_v4si): Ditto.
4437 (sse5_pperm_pack_v4si_v8hi): Ditto.
4438 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4439 (sse5_perm<mode>): New SSE5 intrinsic insn.
4440 (rotl<mode>3): Ditto.
4441 (sse5_rotl<mode>3): Ditto.
4442 (sse5_ashl<mode>3): Ditto.
4443 (sse5_lshl<mode>3): Ditto.
4444 (sse5_frcz<mode>2): Ditto.
4445 (sse5s_frcz<mode>2): Ditto.
4446 (sse5_cvtph2ps): Ditto.
4447 (sse5_cvtps2ph): Ditto.
4448 (sse5_vmmaskcmp<mode>3): Ditto.
4449 (sse5_com_tf<mode>3): Ditto.
4450 (sse5_maskcmp<mode>3): Ditto.
4451 (sse5_maskcmp_uns<mode>3): Ditto.
4452 (sse5_maskcmp_uns2<mode>3): Ditto.
4453 (sse5_pcom_tf<mode>3): Ditto.
4455 * config/i386/predicates.md (sse5_comparison_float_operator):
4456 New predicate to match the comparison operators supported by
4457 the SSE5 com instruction.
4458 (ix86_comparison_int_operator): New predicate to match just the
4459 signed int comparisons.
4460 (ix86_comparison_uns_operator): New predicate to match just the
4461 unsigned int comparisons.
4463 * doc/invoke.texi (-msse5): Add documentation.
4464 (-mfused-madd): Ditto.
4466 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4468 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4470 (x86_64-*-*): Ditto.
4472 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4474 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4475 intrinisics for SSE5.
4477 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4480 * config/i386/mmintrin-common.h: New file, to contain common
4481 instructions between SSE4.1 and SSE5.
4483 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4484 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4485 (gen_regparm_prefix): Ditto.
4487 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4488 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4489 prototype_p to determine if a function is prototyped.
4491 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4493 * c-common.c (c_common_reswords) add the alignof keyword,
4494 with same RID as __alignof and __alignof__
4496 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4498 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4499 * hooks.c (hook_bool_const_int_const_int_true): New function.
4500 * target.h (struct gcc_target): Add can_eliminate field.
4501 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4502 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4503 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4504 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4505 (elim_table): Revise comment.
4506 * system.h (CAN_ELIMINATE): Poison.
4507 * defaults.h (CAN_ELIMINATE): Remove.
4508 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4510 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4511 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4513 (alpha_vms_can_eliminate): Declare as static, change return type to
4515 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4517 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4518 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4519 (arm_can_eliminate): New function.
4521 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4522 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4523 (avr_can_eliminate): Declare as static.
4524 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4526 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4527 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4528 (bfin_can_eliminate): New function.
4530 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4531 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4532 (crx_can_eliminate): New function.
4534 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4535 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4536 (fr30_can_eliminate): New function.
4538 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4539 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4540 (frv_can_eliminate): New function.
4542 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4543 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4544 (h8300_can_eliminate): New function.
4546 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4547 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4548 (i386_can_eliminate): Declare as static, change return type to bool.
4549 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4551 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4552 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4553 (ia64_can_eliminate): New function.
4555 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4556 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4557 (iq2000_can_eliminate): New function.
4559 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4560 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4561 (m32r_can_eliminate): New function.
4563 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4564 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4565 (m68hc11_can_eliminate): New function.
4567 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4568 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4569 (m68k_can_eliminate): New function.
4571 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4572 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4573 (mep_can_eliminate): New function.
4575 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4576 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4577 (mips_can_eliminate): New function.
4579 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4580 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4581 (rs6000_can_eliminate): New function.
4583 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4584 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4585 (s390_can_eliminate): Declare as static.
4586 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4588 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4589 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4590 (score_can_eliminate): New function.
4592 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4593 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4594 (sparc_can_eliminate): Declare as static.
4595 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4597 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4598 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4599 (xstormy16_can_eliminate): New function.
4601 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4602 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4603 (v850_can_eliminate): New function.
4605 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4607 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4608 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4609 (*movdfcc_ext[1234]): Disable for IEEE mode.
4611 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4613 * gimplify.c (prepare_gimple_addressable): New static function.
4614 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4616 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4617 manually fiddling with it.
4619 2009-08-25 Michael Matz <matz@suse.de>
4621 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4622 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4624 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4625 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4626 (do_jump): Split out code for simple binary comparisons into ...
4627 (do_jump_1): ... this, taking the individual operands and code.
4628 Change callers to helper function above accordingly.
4629 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4632 2009-08-25 Michael Matz <matz@suse.de>
4634 * expr.h (struct separate_ops, sepops): New type for passing
4635 around an exploded simple expression.
4636 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4637 Use this structure instead of expression tree.
4638 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4639 expression, only its type.
4640 (expand_vec_cond_expr): Take type and individual operands instead
4642 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4643 expand_vec_shift_expr): Change prototype accordingly.
4644 * tree-vect-stmts.c (vectorizable_condition): Change call of
4645 expand_vec_cond_expr_p to pass only type.
4646 * expr.c (do_store_flags): Change prototype and implementation
4647 to take an exploded expression.
4648 (expand_expr_real_1): New local ops initialized with details
4649 of the full expression. Use it instead of full
4650 expression in calls to do_store_flags, expand_vec_cond_expr,
4651 expand_widen_pattern_expr and expand_vec_shift_expr.
4653 2009-08-25 Michael Matz <matz@suse.de>
4655 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4656 treeop2 initialized with first three operands of the full expression.
4657 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4659 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4661 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4662 (__gthread_objc_condition_allocate): Mark arguments as unused.
4663 (__gthread_objc_condition_deallocate): Likewise.
4664 (__gthread_objc_condition_wait): Likewise.
4665 (__gthread_objc_condition_broadcast): Likewise.
4666 (__gthread_objc_condition_signal): Likewise.
4667 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4668 (__gthread_objc_thread_id): Likewise.
4670 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4673 * tree-pretty-print.c (print_call_name): Print the correct call name
4674 for procedure pointer components.
4676 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4678 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4679 default_promote_function_mode when not VMS.
4681 2009-08-24 Olivier Hainque <hainque@adacore.com>
4683 * convert.c (convert_to_integer): Don't assume an input pointer is
4684 POINTER_SIZE wide. Fetch from the type instead.
4686 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4688 * configure.ac (AC_PREREQ): Bump to 2.64.
4690 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4692 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4693 (process_command): Don't search standard_exec_prefix_1 and
4694 standard_exec_prefix_2.
4696 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4698 * config/arm/arm.c (output_return_instruction): Handle for
4701 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4703 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4705 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4707 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4708 (*arm_movdf_vfp): Likewise.
4710 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4712 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4713 (vashr<mode>3): Rename from ashr<mode>3.
4714 (vlshr<mode>3): Rename from lshr<mode>3.
4716 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4719 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4720 (check_format_info_main): Use scalar_identify_flag.
4721 (check_format_types): Check for scalar size identity if
4722 scalar_identify_flag is set.
4723 (printf_length_specs): Extend by new field.
4724 (asm_fprintf_length_specs): Likewise.
4725 (gcc_diag_length_specs): Likewise.
4726 (scanf_length_specs): Likewise.
4727 (strfmon_length_specs): Likewise.
4728 (gcc_gfc_length_specs): Likewise.
4729 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4730 (ms_printf_flag_specs): Likewise.
4731 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4733 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4736 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4737 (*call_value_pop_1): Ditto.
4738 (*sibcall_pop_1): New insn pattern.
4739 (*sibcall_value_pop_1): Ditto.
4741 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4744 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4747 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4750 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4751 (get_reg_use_in): New function.
4752 (forward_propagate_subreg): Propagate through subreg of zero_extend
4755 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4757 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4758 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4760 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4762 * configure.ac: Remove --with-datarootdir, --with-docdir,
4763 --with-htmldir switches. No need to call AC_SUBST for
4764 datarootdir, docdir, htmldir any more.
4765 * configure: Regenerate.
4766 * doc/install.texi (Configuration): Document --datarootdir,
4767 --docdir, --htmldir, --pdfdir; update documentation for
4768 --infodir, --mandir.
4769 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4772 * aclocal.m4: Regenerate.
4773 * config.in: Regenerate.
4774 * configure: Regenerate.
4776 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4777 Olivier Hainque <hainque@adacore.com>
4779 * config/ia64/ia64.c: Include libfuncs.h.
4780 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4781 (ia64_expand_call): Use reg 25 on VMS.
4782 (ia64_initialize_trampoline): Fix for VMS ABI.
4783 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4784 (ia64_function_arg): Initialize reg 25 on VMS.
4785 Fix OpenVMS ABI issues for varargs.
4786 For OpenVMS, emit the Argument Information register set in the
4787 incoming/sibcall case as well.
4788 (ia64_arg_type): New function.
4789 (ia64_function_arg_advance): Keep track of cum->words.
4790 Fix OpenVMS ABI issues for varargs.
4791 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4792 (ia64_override_options): Set flag_no_common on VMS.
4793 (ia64_init_builtins): Disable FWRITE builtin.
4794 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4795 (ia64_vms_init_libfuncs): Add decc$ routines.
4796 (ia64_vms_valid_pointer_mode): New function.
4797 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4798 (ia64_promote_function_mode): New function
4799 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4800 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4801 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4802 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4803 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4804 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4805 Suppress trailing '#' if VALUE is numeric.
4806 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4807 ia64_promote_function_mode.
4808 (TARGET_VALID_POINTER_MODE): Define.
4810 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4813 * config/rs6000/rs6000.c (rs6000_override_options): Use
4814 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4817 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4818 reporting of vector + decimal/boolean/complex error.
4820 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4822 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4823 __vector double TYPE_DECL.
4825 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4827 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4828 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4829 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4830 to pointer to enum machine_mode. Update all callers as needed.
4832 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4834 * config/alpha/alpha.md (exception_receiver): Emit alternative
4835 GP load sequence if flag_reorder_blocks_and_partition is set.
4836 (*exception_receiver_2): Also enable when
4837 flag_reorder_blocks_and_partition is set.
4839 2009-08-20 Matt Rice <ratmice@gmail.com>
4840 Diego Novillo <dnovillo@google.com>
4842 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4845 2009-08-20 Richard Guenther <rguenther@suse.de>
4847 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4848 * c-tree.h (c_dup_lang_specific_decl): Remove.
4849 (struct lang_decl, struct lang_type): Move definitions ...
4850 * c-lang.h: ... here. New file.
4851 * c-decl.c: Include c-lang.h.
4852 (c_dup_lang_specific_decl): Remove.
4853 * c-typeck.c: Include c-lang.h.
4854 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4855 (c-typeck.o): Likewise.
4856 * c-config-lang.in (gtfiles): Add c-lang.h.
4857 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4860 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4862 * config/alpha/alpha.c (alpha_end_function): Do not clear
4863 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4864 this is now handled in generic code.
4866 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4868 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4869 (s390_z10_fix_long_loop_prediction): New function.
4870 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4871 (s390_reorg): Walk over the INSNs and invoke
4872 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4874 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4876 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4877 "*brx_64bit", "*brx_31bit"): New patterns.
4878 * config/s390/s390.c ('E'): New output modifier.
4880 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4881 Richard Earnshaw <richard.earnshaw@arm.com>
4883 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4884 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4886 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4888 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4890 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4891 for mode mode of operand0 when doing secondary reload for SAR.
4893 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4896 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4897 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4899 2009-08-19 Jason Merrill <jason@redhat.com>
4901 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4902 supported template depth in C++0x.
4904 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4906 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4907 free_after_compilation.
4908 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4909 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4910 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4911 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4912 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4913 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4914 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4916 2009-08-19 Ian Lance Taylor <iant@google.com>
4918 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4919 of (plus (mult (neg B) C) A).
4921 2009-08-18 Michael Matz <matz@suse.de>
4923 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4924 instead of comparing TYPE_MAIN_VARIANT for equality.
4925 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4926 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4927 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4928 * gimplify.c (goa_lhs_expr_p): Ditto and use
4929 STRIP_USELESS_TYPE_CONVERSION.
4931 2009-08-18 Michael Matz <matz@suse.de>
4933 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4934 first field in a struct.
4935 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4937 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4939 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4940 locators before emit_insn is called. Remove assert that
4942 (alpha_end_function): Clear crtl->emit structure and free insn
4943 locators if cfun->is_thunk is true.
4945 2009-08-18 Jason Merrill <jason@redhat.com>
4947 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4949 * configure.ac: Test for it.
4950 * configure, config.in: Regenerate.
4951 * doc/install.texi: Document --enable-gnu-unique-object.
4953 2009-08-18 Richard Guenther <rguenther@suse.de>
4956 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4957 pow(x,y*z) only if x is nonnegative.
4959 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4961 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4965 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4966 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4968 2009-08-17 DJ Delorie <dj@redhat.com>
4970 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4971 * config/m32c/prologue.md (epilogue_freit): New.
4973 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4974 (bank_switch_p): Likewise.
4975 (fast_interrupt_p): Likewise.
4976 (interrupt_p): Likewise.
4977 (m32c_conditional_register_usage): Round memregs size up.
4978 (need_to_save): We only need to save $a0 when we use ENTER.
4979 (interrupt_p): Check for fast_interrupt too.
4980 (bank_switch_p): New.
4981 (fast_interrupt_p): New.
4982 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4983 (m32c_emit_prolog): Support bank switching and fast interrupts.
4984 * doc/extend.texi (Function Attributes): Add bank_switch and
4987 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4989 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4990 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4992 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4994 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4995 (menu): Add IA-64/VMS Options.
4996 (IA-64/VMS Options): Likewise.
4998 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5001 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5003 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5005 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5006 (mips_pop_asm_switch): Likewise.
5007 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5009 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5010 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5011 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5012 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5013 instead of set_noreorder.
5014 (mips_output_function_prologue): Use the new functions.
5015 (mips_output_function_epilogue): Likewise.
5016 (mips_need_noat_wrapper_p): New function, split out from...
5017 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5018 Use mips_push_asm_switch and mips_pop_asm_switch.
5019 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5020 and mips_pop_asm_switch.
5021 (ASM_OUTPUT_REG_POP): Likewise.
5022 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5023 Use mips_pop_asm_switch.
5024 (mips_asm_switch): New structure.
5025 (set_noreorder, set_nomacro): Replace with...
5026 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5027 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5028 instead of set_nomacro.
5029 (fix_truncsfsi2_macro): Likewise.
5030 (cprestore): Likewise.
5031 (hazard): Use mips_noreorder instead of set_noreorder.
5032 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5034 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5036 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5037 from prev_active_insn.
5039 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5041 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5042 * config/avr/avr.c (avr_override_options): Initialize
5043 avr_current_arch variable.
5044 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5045 __AVR_HAVE_16BIT_SP__ according to the device type.
5046 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5048 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5049 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5051 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5054 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5055 generating inlined subroutine die only. We shouldn't be
5056 called for anything else.
5057 (gen_block_die): Don't generate inline subroutine debug info for
5060 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5062 * graphite-poly.c (print_pbb): Print PBB index.
5064 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5067 * graphite-interchange.c (ppl_max_for_le): Moved...
5068 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5069 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5070 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5071 * graphite-ppl.h (ppl_max_for_le): Declared.
5073 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5075 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5076 supported on all platforms.
5077 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5078 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5079 * c-pragma.c: Likewise.
5080 * target-def.h (TARGET_INITIALIZER): Remove
5081 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5082 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5084 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5086 * config/ia64/fde-vms.c: New file.
5087 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5088 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5089 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5090 (uw_frame_state_for): Only register a personality routine if it is
5091 known to be compatible with our expectations.
5092 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5093 Declare unw_table_entry stack variable and
5094 mod all calls to _Unwind_FindTableEntry to add arg.
5095 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5096 (_Unwind_FindTableEntry): Add arg to prototype.
5098 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5100 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5101 field 'signal_pfs_loc'.
5102 (uw_frame_state_for): Remove duplicate code dealing with leaf
5103 procedures without unwind info.
5104 If in the frame after unwinding through a signal handler, restore
5105 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5106 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5107 'pfs_loc' to the AR.PFS location in the signal context; instead
5108 set 'signal_pfs_loc'.
5109 Manually generate the unwind info for the AR.PFS register.
5110 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5111 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5112 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5113 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5114 instead set 'signal_pfs_loc'.
5115 Remove code preventing the AR.PFS register from being restored
5116 from the signal context.
5118 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5119 Tristan Gingold <gingold@adacore.com>
5121 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5122 * config/ia64/t-vms: New file.
5123 * config/ia64/vms64.h: New file.
5124 * config/ia64/vms.h: New file.
5125 * config/ia64/vms-crtinit.asm: New file.
5126 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5127 * config/ia64/vms-unwind.h: New file.
5129 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5131 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5134 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5137 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5139 * real.h (do_mpc_arg2): ... here.
5140 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5143 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5145 * final.c (add_debug_prefix_map): Don't use GC memory for
5146 old_prefix and new_prefix.
5148 2009-08-14 Richard Guenther <rguenther@suse.de>
5150 * ipa-prop.c (compute_complex_pass_through): If we cannot
5151 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5153 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5155 * c-lex.c (c_lex_with_flags): Increase size of local variable
5156 to avoid memory clobber.
5158 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5161 * config/i386/i386.c (ix86_fp_comparison_strategy):
5162 Only enable/disable sahf at function granularity.
5164 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5166 PR rtl-optimization/41064
5167 * reload1.c (reload_as_needed): Don't call extract_insn
5168 for known invalid replacements after calling
5169 validate_replace_rtx_group and verify_changes.
5171 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5175 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5176 ix86_expand_fp_vcond.
5177 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5178 Assert that operation is supported by ix86_expand_int_vcond.
5179 (vcondu<SSEMODE124C8:mode>): Ditto.
5181 2009-08-13 DJ Delorie <dj@redhat.com>
5183 * config/i386/djgpp-stdint.h: New.
5184 * config.gcc (djgpp): Use it.
5186 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5188 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5189 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5191 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5193 * tree-ssa-loop-prefetch.c
5194 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5195 for long-stride pruning.
5196 (compute_miss_rate): New function to compute the probability
5197 that two memory references access different cache lines.
5199 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5201 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5203 2009-08-13 Richard Guenther <rguenther@suse.de>
5206 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5207 use the constant pointer type.
5208 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5209 of CV qualifiers on the target pointer type.
5210 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5211 conversion check before restrict check.
5213 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5216 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5218 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5220 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5222 2009-08-12 Richard Guenther <rguenther@suse.de>
5224 PR tree-optimization/41011
5225 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5226 and reference constructing.
5228 2009-08-12 Xinliang David Li <davidxl@google.com>
5230 PR tree-optimization/41012
5231 * tree-flow.h : New external interface.
5232 * gimple-low.c (check_call_arg): Change to public function.
5233 Remove argument mismatch check in lowering.
5234 * tree-inline.h (tree_can_inline_p): Interface change.
5235 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5237 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5238 Call change to tree_can_inline_p function.
5239 (cgraph_decide_inlining_incrementally): Ditto.
5241 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5243 PR tree-optimization/41031
5244 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5245 on the partition variable rather than promote_mode on the source
5246 type. Assert that the partition variable's type has the same
5247 mode as the source value's.
5249 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5251 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5252 for for_return == 2.
5253 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5255 * calls.c (expand_call): Fix typo.
5256 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5258 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5260 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5261 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5262 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5263 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5265 2009-08-12 Andrew Haley <aph@redhat.com>
5267 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5269 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5272 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5274 2009-08-12 Richard Guenther <rguenther@suse.de>
5276 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5277 * gimplify.c (gimplify_modify_expr): Do not use
5278 lang_hooks.types_compatible_p.
5279 * tree-ssa.c (useless_type_conversion_p): For aggregates
5280 just return false if the canonical types differ.
5282 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5285 * sese.c (convert_for_phi_arg): New.
5286 (add_guard_exit_phis): Use convert_for_phi_arg.
5288 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5290 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5291 unknown subscript upper bounds.
5293 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5294 Pranav Garg <pranav.garg2107@gmail.com>
5296 * graphite-interchange.c (gather_access_strides): Removed.
5297 (ppl_max_for_le): New.
5298 (build_linearized_memory_access): New.
5299 (memory_stride_in_loop): New.
5300 (pbb_interchange_profitable_p): Reimplemented.
5301 * graphite-ppl.h (ppl_new_id_map): New.
5302 (ppl_interchange): New.
5304 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5306 * graphite-interchange.c (compute_subscript): Removed.
5307 (compute_array_size_cstr): Removed.
5308 (compute_array_size_poly): Removed.
5309 (compute_array_size): Removed.
5310 (gather_access_strides_poly): Removed.
5311 (gather_access_strides): Empty.
5313 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5315 * graphite-dependences.c (dependence_polyhedron_1): Replace
5316 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5317 (graphite_legal_transform_dr): Same.
5318 (graphite_carried_dependence_level_k): Same.
5319 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5320 Initialize PDR_NB_SUBSCRIPTS.
5321 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5323 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5324 (PDR_NB_SUBSCRIPTS): New.
5325 (pdr_nb_subscripts): Removed.
5326 (pdr_dim): Simplified.
5327 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5328 with PDR_NB_SUBSCRIPTS.
5330 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5332 * graphite-interchange.c (compute_array_size): Remove use of
5334 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5335 Do not initialize PDR_DATA_CONTAINER.
5336 (print_pdr): Do not print PDR_DATA_CONTAINER.
5337 * graphite-poly.h (struct poly_dr): Remove data_container field.
5338 (PDR_DATA_CONTAINER): Removed.
5339 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5341 (build_poly_dr): Same.
5343 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5344 Sebastian Pop <sebastian.pop@amd.com>
5346 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5347 copy of the dependence polyhedron. Free the temporary objects.
5348 (graphite_carried_dependence_level_k): Free unused objects before
5351 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5352 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5353 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5354 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5355 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5357 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5359 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5360 Early return without analyzing the data dependences if no
5361 transform has been done. Call restore_scattering if the transform
5363 (graphite-interchange.c): Same.
5364 * graphite-poly.c (print_scattering_function): Test for
5366 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5367 (apply_poly_transforms): Do not gcc_assert that
5368 the transform is legal.
5369 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5370 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5371 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5372 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5373 * graphite-poly.h (struct poly_scattering): New.
5374 (struct poly_bb): Add original, transformed, and saved fields.
5375 Remove transformed_scattering, original_scattering,
5376 nb_local_variables and nb_scattering_transform fields.
5377 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5378 (poly_scattering_new): New.
5379 (poly_scattering_free): New.
5380 (poly_scattering_copy): New.
5381 (store_scattering_pbb): New.
5382 (store_scattering): New.
5383 (restore_scattering_pbb): New.
5384 (restore_scattering): New.
5385 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5386 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5388 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5390 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5393 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5395 * Makefile.in (graphite.o): Depends on PREDICT_H.
5396 * graphite.c: Include predict.h.
5397 (graphite_finalize): Call tree_estimate_probability.
5398 * predict.c (predict_loops): Do not call scev_initialize and
5400 (tree_estimate_probability_bb): New.
5401 (tree_estimate_probability): Do not initialize loops: move that
5402 code to the driver. Call tree_estimate_probability_bb.
5403 (tree_estimate_probability_driver): New.
5404 (pass_profile): Use tree_estimate_probability_driver.
5405 * predict.h (tree_estimate_probability): Declared.
5407 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5409 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5410 * graphite-dependences.c (graphite_legal_transform): Add time to
5411 TV_GRAPHITE_DATA_DEPS.
5412 (dependency_between_pbbs_p): Same.
5413 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5415 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5417 PR rtl-optimization/41033
5418 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5419 aliasing is disabled.
5421 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5423 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5424 si_mask_operand, and_load_operand, low_bitmask_operand,
5425 and_reg_operand, and_operand): New predicates.
5426 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5427 * config/mips/mips.c (and_operands_ok): New function.
5428 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5429 * config/mips/mips.md (move_type): Add ext_ins and logical.
5430 (type): Handle them.
5431 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5432 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5433 shift_shift. Remove commutative constraint modifier.
5434 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5436 (*clear_upper32_dext): Remove define_insn_and_split.
5437 (*clear_upper32): Turn this define_insn_and_split ...
5438 (splitter for ANDing register with 0xffff_ffff): .. into this.
5440 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5442 * combine.c (try_widen_shift_mode): Factor out code to check if an
5443 integer constant is a low-order bitmask from here ...
5444 * rtlanal.c (low_bitmask_len): ... to here.
5445 * rtl.h (low_bitmask_len): Declare.
5447 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5450 * config/alpha/alpha.md (addsi3): Remove expander.
5451 (addsi3): Rename from *addsi3_internal insn pattern.
5452 (subsi3): Remove expander.
5453 (subsi3): Rename from *subsi3_internal insn pattern.
5455 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5457 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5460 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5461 Eric Botcazou <botcazou@adacore.com>
5462 Douglas B Rupp <rupp@gnat.com>
5464 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5465 that records that fit in 64 bits are returned by immediate value,
5466 as required by OpenVMS Calling Standard.
5467 (function_value): Adjust for above modification.
5468 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5469 virtual_incoming_args_rtx as base object, not next_arg.
5470 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5472 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5474 * reload.c (find_reloads_subreg_address): Check the original
5475 req_equiv_mem address to detect the case where an address is
5476 not valid in the outer mode.
5478 2009-08-11 Richard Guenther <rguenther@suse.de>
5481 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5483 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5485 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5486 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5488 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5489 Douglas B Rupp <rupp@gnat.com>
5491 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5492 PT_STACK when frame_pointer_needed on OpenVMS.
5493 (alpha_pv_save_size, alpha_using_fp): Remove.
5494 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5495 with proper processing for PT_NULL.
5496 (alpha_vms_initial_elimination_offset): New function. Support for
5497 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5498 (alpha_sa_size): Force procedure type to PT_STACK when
5499 frame_pointer_needed on OpenVMS.
5500 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5501 (alpha_using_fp): Likewise.
5502 (alpha_vms_can_eliminate): Add prototype.
5503 (alpha_vms_initial_elimination_offset): Likewise.
5504 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5505 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5507 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5508 Douglas B Rupp <rupp@gnat.com>
5510 * config/alpha/alpha.c (common_object_handler): New function.
5511 (vms_attribute_table): Declare a single attribute "common_object".
5512 (vms_output_aligned_decl_common): New global function.
5513 (SECTION_VMS_OVERLAY): Delete.
5514 (SECTION_VMS_GLOBAL): Likewise.
5515 (SECTION_VMS_INITIALIZE): Likewise.
5516 (vms_asm_named_section): Remove support for above flags.
5517 (vms_section_type_flags): Delete.
5518 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5519 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5520 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5521 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5523 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5526 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5527 (sub_ddmmss): Likewise.
5529 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5532 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5535 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5538 * reload1.c (reload_as_needed): Use cancel_changes to completely
5539 undo a failed replacement attempt.
5541 2009-08-10 Richard Guenther <rguenther@suse.de>
5544 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5545 (useless_type_conversion_p): ... here. Require pointer targets
5548 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5551 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5552 loose the original type of the statement list.
5554 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5556 * config/alpha/alpha.c: Include libfuncs.h
5557 (avms_asm_output_extern): New function.
5558 (alpha_init_libfuncs): Init some decc libfuncs.
5559 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5560 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5561 (DO_CRTL_NAMES): Define.
5563 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5564 (LONG_TYPE_SIZE): Define.
5565 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5566 (SUBTARGET_SWITCHES): Define malloc64 switch.
5567 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5568 (MASK_RETURN_ADDR): Define.
5569 doc/invoke.texi (mmalloc64): Document switch.
5571 2009-08-09 Olivier Hainque <hainque@adacore.com>
5572 Douglas B Rupp <rupp@gnat.com>
5574 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5575 uses_condition_handler.
5576 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5577 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5578 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5579 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5580 (code_for_builtin): New insn codes for the new alpha_builtins.
5581 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5582 (alpha_sa_size): Account for uses_condition_handler.
5583 (alpha_expand_prologue): Likewise.
5584 (alpha_start_function): Likewise.
5585 (alpha_expand_epilogue): Likewise.
5586 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5587 establish/revert expanders.
5588 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5589 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5590 New expander, resorting to the alpha.c associated function.
5591 (builtin_revert_vms_condition_handler): Likewise.
5592 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5593 __gcc_shell_handler, the static VMS condition handler used as
5594 an indirection wrapper to the current dynamically established
5596 * config/alpha/vms-unwind.h: Complete rewrite.
5597 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5598 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5600 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5601 Douglas B Rupp <rupp@gnat.com>
5603 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5604 (alpha_need_linkage): Handle aliases. Return function symbol.
5605 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5606 Use ultimate alias target for the linkage name.
5607 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5608 by alpha_need_linkage for the function symbol.
5609 (setmemdi): Likewise.
5611 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5613 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5614 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5615 (ASM_WEAKEN_LABEL): Define.
5616 (CRT_CALL_STATIC_FUNCTION): Define.
5617 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5618 (ENDFILE_SPEC): Define.
5619 (INIT_SECTION_ASM_OP): Define.
5620 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5621 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5623 (MULTILIB_OSDIRNAMES): Define.
5624 (shlib_version): Define.
5625 (SHLIB_EXT): Define.
5626 (SHLIB_OBJS): Define.
5627 (SHLIB_NAME): Define.
5628 (SHLIB_MULTILIB): Define.
5629 (SHLIB_INSTALL): Define.
5630 (SHLIB_SYMVEC): Define.
5631 (SHLIB_SYMVECX2): Define.
5632 (SHLIB_LINK): Define.
5634 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5636 * config/alpha/alpha.c (alpha_initialize_trampoline):
5637 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5638 (alpha_start_function): Emit transfer address on nested functions
5639 for VMS trampoline call.
5640 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5641 since no longer used.
5642 * config/alpha/vms-tramp.asm: Remove.
5643 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5644 since now only data initialized at runtime.
5646 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5648 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5649 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5650 (MD_EXEC_PREFIX): Remove, no longer used.
5651 (MD_STARTFILE_PREFIX): Likewise.
5652 (INCLUDE_DEFAULTS): Likewise.
5653 * config/alpha/t-vms:
5654 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5656 2009-08-09 Richard Guenther <rguenther@suse.de>
5658 PR tree-optimization/41016
5659 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5660 (operand_precision): Remove.
5661 (integral_operand_p): Likewise.
5662 (recognize_single_bit_test): Adjust.
5664 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5666 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5667 operation overflows. Likewise non-cast unary arithmetic.
5668 If one arm of a conditional expression is always taken,
5669 inhibit evaluation warnings for the other arm. Likewise inhibit
5670 evaluation warnings for the second && or || operand if the first
5671 operand is enough to determine the result.
5672 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5674 (build_binary_op): Prevent duplicate evaluation warnings.
5676 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5678 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5679 and destination have different modes, Use promote_mode to
5680 determine the signedness of the conversion. Assert that the
5681 promoted source mode matches the destination mode. Don't pass
5682 the destination and destination mode to expand_expr if the source
5683 mode is different. Simplify conversion logic.
5685 2009-08-09 Ira Rosen <irar@il.ibm.com>
5687 PR tree-optimization/41008
5688 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5689 from condition only in case it's a comparison. Adjust checks.
5691 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5693 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5694 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5695 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5696 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5697 (dump_cand): Handle them.
5698 (struct iv_cand): New members COST_STEP and AINC_USE.
5699 (stmt_after_increment): Likewise.
5700 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5701 callers changed. Use gimple_uid comparison instead of scanning.
5702 (add_candidate_1): When looking for identical candidates, take
5703 AINC_USE into account. Set it for new candidates.
5704 (force_expr_to_var_cost): Cast target_spill_cost to int.
5705 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5706 All callers changed. Check for availability of autoinc addressing
5707 modes, both in general for a given mode, and in the specific use case.
5708 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5710 (get_computation_cost): Likewise.
5711 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5712 add_autoinc_candidates): New static functions.
5713 (add_candidate): Call add_autoinc_candidates for candidates based on
5715 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5716 (determine_use_iv_cost_address): If we have an autoinc candidate at
5717 the matching use, verify autoinc is possible and subtract the cost
5718 of the candidate's step from the cost.
5719 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5720 member of the candidate.
5721 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5722 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5724 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5726 * config.build (ia64-hp-*vms*): New target.
5727 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5729 * config.gcc (ia64-hp-*vms*): New target.
5730 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5732 * config.host (ia64-hp-*vms*): New target.
5733 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5736 2009-08-08 Richard Guenther <rguenther@suse.de>
5738 PR tree-optimization/40991
5739 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5741 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5743 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5744 mode check. Do truncations in an integer mode.
5745 (force_to_mode): Handle subregs for all mode types. Only do
5746 arithmetic simplifications on integer modes.
5748 2009-08-07 Richard Guenther <rguenther@suse.de>
5750 PR tree-optimization/40999
5751 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5752 (maybe_fold_reference): Lookup constant initializers.
5753 (fold_gimple_assign): Likewise.
5755 2009-08-07 Richard Guenther <rguenther@suse.de>
5757 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5758 that require structural equality defer to the langhook.
5760 2009-08-07 Martin Jambor <mjambor@suse.cz>
5762 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5764 (struct ipa_pass_through_data): New type.
5765 (struct ipa_ancestor_jf_data): New type.
5766 (union jump_func_value): Removed field formal_id, added fields
5767 pass_through and ancestor.
5768 (struct ipa_param_call_note): Changed type of formal_id to int from
5770 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5771 operations jump functions and ancestor jump functions.
5772 (compute_complex_pass_through): New function.
5773 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5774 reflect changes in the jump function strucutre.
5775 (update_jump_functions_after_inlining): Ignore complex pass-through
5776 and ancestor jump functions.
5777 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5778 polynomial pass-through with operation jump functions.
5780 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5782 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5783 fde->dw_fde_begin as begin label instead of hot/cold label.
5784 Use LLSDAC label instead of LLSDA for second section lsda.
5785 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5786 label instead of LLSDA if it is true.
5787 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5789 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5790 SECTION argument. Use it as index into crtl->eh.call_site_record
5792 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5793 use it to determine how to print table entries instead of using
5794 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5795 label instead of normal begin label as base.
5796 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5797 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5798 ensure no EH range spans between sections and that landing pads
5799 are always in the corresponding section.
5800 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5801 for crtl->eh.call_site_record being an array rather than scalar.
5802 (output_one_function_exception_table): New function, copied
5803 from output_function_exception_table. Adjust
5804 dw2_size_of_call_site_table, dw2_output_call_site_table
5805 callers. For SECOND section use *C suffixed labels.
5806 (output_function_exception_table): Call
5807 output_one_function_exception_table and, when doing hot/cold
5808 partitioning, also another time for the second section.
5809 * opts.c: Include except.h.
5810 (decode_options): Allow -freorder-blocks-and-partition with
5811 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5812 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5813 * function.h (struct rtl_eh): Change call_site_record from
5814 scalar into array of 2 elements.
5816 2009-08-07 Martin Jambor <mjambor@suse.cz>
5818 * ipa-prop.c (count_formal_params_1): New function.
5819 (ipa_get_vector_of_formal_parms): New function.
5820 (get_vector_of_formal_parm_types): New function.
5821 (ipa_modify_formal_parameters): New function.
5822 (ipa_modify_call_arguments): New function.
5823 (index_in_adjustments_multiple_times_p): New function.
5824 (ipa_combine_adjustments): New function.
5825 (ipa_dump_param_adjustments): New function.
5826 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5827 (ipa_get_vector_of_formal_parms): Declare.
5828 (ipa_modify_formal_parameters): Declare.
5829 (ipa_modify_call_arguments): Declare.
5830 (ipa_combine_adjustments): Declare.
5831 (ipa_dump_param_adjustments): Declare.
5832 (build_ref_for_offset): Declare.
5833 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5834 * tree-sra.c: Include ipa-prop.c.
5835 (build_ref_for_offset): Make public.
5837 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5839 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5841 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5843 * gcc/doc/extend.texi (__builtin_extract_return_address)
5844 (__builtin_frob_return_address): Document.
5846 2009-08-06 Paul Brook <paul@codesourcery.com>
5848 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5849 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5850 implementation on ARMv6-M.
5852 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5854 * doc/extend.texi (pcs): Document new attribute for ARM.
5856 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5858 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5861 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5863 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5866 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5868 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5870 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5872 Merge ARM/hard_vfp_branch to trunk.
5874 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5876 * arm.c (libcall_eq): New function.
5877 (libcall_hash): New function.
5878 (add_libcall): New function.
5879 (arm_libcall_uses_aapcs_base): New function.
5880 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5881 libcalls using the base PCS.
5882 (arm_init_cumulative_args): Likewise.
5884 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5886 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5887 Use base ABI for conversion libfuncs between HFmode and SFmode.
5889 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5891 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5892 V4SImode as representatives of all 64-bit and 128-bit vector
5893 types. Allow vector types without vector modes.
5894 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5895 without vector modes like BLKmode.
5896 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5897 BLKmode. Avoid unsupported vector modes or TImode moves for
5899 (aapcs_vfp_allocate_return_reg): Likewise.
5900 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5901 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5903 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5905 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5906 (arm_get_pcs_model): Pass attribute arguments to
5907 arm_pcs_from_attribute.
5908 (arm_init_cumulative_args): Use base AAPCS for conversions from
5909 floating-point types to DImode.
5910 (arm_attribute_table): Add pcs attribute.
5911 (arm_handle_pcs_attribute): New.
5912 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5913 conversions from floating-point types to DImode, also declare them
5914 to use base AAPCS and declare functions they call to use base
5915 AAPCS and their RTABI names.
5917 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5919 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5920 -mfloat-abi=hard not being supported for VFP.
5922 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5924 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5925 SYMBOL_REF to hard_libcall_value.
5927 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5928 Richard Earnshaw <rearnsha@arm.com>
5930 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5931 has been put on the stack, all remaining co-processory arguments for
5932 that co-processor also go on the stack.
5934 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5936 * config/arm/arm.c (arm_return_in_memory): Handle returning
5937 vectors of suitable size in registers also for AAPCS case.
5939 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5941 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5943 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5945 ARM Hard-VFP calling convention
5946 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5947 * target.h (gcc_target): Add libcall_value to table of call hooks.
5948 * targhooks.h (default_libcall_value): Default implementation.
5949 * targhooks.c (default_libcall_value): Likewise.
5950 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5951 * optabs.c (expand_unop): Use it.
5952 * expr.h (hard_libcall_value): Pass the function RTX through.
5953 * calls.c (emit_library_call_value_1): Update call to
5955 * explow.c (hard_libcall_value): Use new target hook.
5956 * testsuite/lib/target-supports.exp
5957 (check_effective_target_arm_hard_vfp_ok): New hook.
5958 (check_effective_target_arm_neon_ok): Improve test for neon
5960 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5961 * config/arm/arm.c: Include cgraph.h
5962 (TARGET_FUNCTION_VALUE): Override default hook.
5963 (arm_pcs_default): New variable.
5964 (arm_override_options): Don't fault hard calling convention with VFP.
5965 Add support for AAPCS variants.
5966 (arm_function_value): Make static. Handle AAPCS variants.
5967 (arm_libcall_value): New function.
5968 (arm_apply_result_size): Handle VFP registers in results.
5969 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5971 (pcs_attribute_args): New variable.
5972 (arm_pcs_from_attribute): New function.
5973 (arm_get_pcs_model): New function.
5974 (aapcs_vfp_cum_init): New function.
5975 (aapcs_vfp_sub_candidate): New function.
5976 (aapcs_vfp_is_return_candidate): New function.
5977 (aapcs_vfp_is_call_candidate): New function.
5978 (aapcs_vfp_allocate): New function.
5979 (aapcs_vfp_allocate_return_reg): New function.
5980 (aapcs_vfp_advance): New function.
5981 (aapcs_cp_arg_layout): New variable.
5982 (aapcs_select_call_coproc): New function.
5983 (aapcs_select_return_coproc): New function.
5984 (aapcs_allocate_return_reg): New function.
5985 (aapcs_libcall_value): New function.
5986 (aapcs_layout_arg): New function.
5987 (arm_init_cumulative_args): Initialize AAPCS args data.
5988 (arm_function_arg): Handle AAPCS variants using new interface.
5989 (arm_arg_parital_bytes): Likewise.
5990 (arm_function_arg_advance): New function.
5991 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5992 calling conventions.
5993 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5994 * arm.h (NUM_VFP_ARG_REGS): Define.
5995 (LIBCALL_VALUE): Update.
5996 (FUNCTION_VALUE): Delete.
5997 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5998 (arm_pcs): New enum.
5999 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6000 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6001 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6002 * arm-protos.h (arm_function_arg_advance): Add.
6003 (aapcs_libcall_value): Add.
6004 (arm_function_value): Delete.
6006 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6007 H.J. Lu <hongjiu.lu@intel.com>
6010 * config/i386/i386.c (standard_sse_mode_p): Remove.
6011 (standard_sse_constant_p): Return 2 for integer mode
6012 vector_all_ones_operand when SSE2 is enabled.
6013 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6014 (ix86_expand_vector_move): Do not check for negative values from
6015 standard_sse_constant_p.
6017 2009-08-06 Richard Guenther <rguenther@suse.de>
6019 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6020 array type comparisons frontend independent.
6021 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6022 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6023 out array reference lower bound and element size operands.
6024 (ao_ref_init_from_vn_reference): Properly compute the offset
6025 for ARRAY_RANGE_REF.
6026 (vn_reference_fold_indirect): Fill out array reference lower
6027 bound and element size operands.
6028 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6029 a non gimple valued reference operand which can happen for
6030 array reference lower bound or element size.
6031 (create_component_ref_by_pieces_1): Properly generate the
6032 element size operand for array references.
6034 2009-08-06 Richard Guenther <rguenther@suse.de>
6036 PR tree-optimization/40964
6037 * tree.c (iterative_hash_host_wide_int): Export.
6038 * tree.h (iterative_hash_host_wide_int): Declare.
6039 * tree-ssa-structalias.c (heapvar_map): New struct.
6040 (heapvar_map_eq): New function.
6041 (heapvar_map_hash): Likewise.
6042 (heapvar_lookup): Adjust.
6043 (heapvar_insert): Likewise.
6044 (make_constraint_from_heapvar): Allow multiple heap variables
6045 per decl at different offsets.
6046 (init_alias_heapvars): Adjust.
6048 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6050 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6051 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6052 trailing sync if TARGET_SYNC_AFTER_SC.
6054 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6056 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6057 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6058 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6059 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6060 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6061 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6062 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6063 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6064 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6065 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6066 the prototype declaration match the definition.
6067 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6068 instructions explicitly. Add barrier_before and operands
6070 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6071 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6072 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6073 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6074 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6075 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6077 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6079 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6081 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6082 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6085 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6088 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6090 PR rtl-optimization/40924
6091 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6092 make sure canon_rtx (mem_address) isn't simpler than
6093 canon_rtx (expanded_mem_address).
6095 2009-08-05 Li Feng <nemokingdom@gmail.com>
6097 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6099 (build_scop_drs): Build alias set for each SCoP.
6101 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6103 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6104 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6105 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6106 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6107 (BASE_DRIVER_SELF_SPECS): Likewise.
6109 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6111 * tree-ssa-alias.c: Fix some comment typos.
6113 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6115 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6116 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6118 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6121 * simplify-rtx.c (simplify_binary_operation_1): Disable
6122 simplifications for decimal float operations.
6124 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6127 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6128 operand of INDIRECT_REF.
6130 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6132 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6133 constants referencing TLS symbols.
6135 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6137 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6138 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6140 2009-08-03 Richard Guenther <rguenther@suse.de>
6142 * tree.c (make_vector_type): Build a main variant first,
6143 get the canonical one and then build the variant.
6144 * tree-ssa.c (useless_type_conversion_p_1): Handle
6146 (useless_type_conversion_p): Conversions to pointers to
6147 incomplete record types are useless.
6149 2009-08-03 Richard Guenther <rguenther@suse.de>
6151 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6152 file will be created.
6153 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6154 * toplev.c (compile_file): Adjust comment.
6156 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6158 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6159 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6160 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6161 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6162 (sh_promote_function_mode): Fix typo.
6164 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6166 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6168 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6170 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6171 declaration arguments.
6173 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6175 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6176 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6177 (ix86_split_ashl): Ditto.
6178 (ix86_expand_vector_init_one_nonzero): Ditto.
6179 (ix86_expand_vector_set): Ditto.
6180 (ix86_expand_reduc_v4sf): Ditto.
6182 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6184 * explow.c (promote_function_mode): Remove assert.
6185 * config/sh/sh.c (sh_promote_function_mode): Declare.
6187 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6189 * config/pa/pa.c (pa_promote_function_mode): Declare.
6190 Change to static. Fix promote_mode call.
6192 * gthr-dce.h (CONST_CAST2): Define if not defined.
6193 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6195 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6197 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6199 * expr.c (store_constructor): Use promote_decl_mode. Remove
6200 now write-only variable unsignedp.
6201 (expand_expr_real_1): Use promote_decl_mode.
6202 * expr.h (promote_function_mode, promote_decl_mode): New.
6203 (promote_mode): Remove last argument.
6204 * function.c (assign_temp): Drop last argument of promote_mode.
6205 (assign_parm_find_data_types): Use promote_function_mode.
6206 (assign_parm_setup_reg): Likewise.
6207 (expand_function_end): Use promote_function_mode.
6208 * calls.c (initialize_argument_information): Use promote_function_mode.
6209 (precompute_arguments): Use promote_mode instead of checking if
6210 only PROMOTE_FUNCTION_MODE is defined.
6211 (expand_call): When making sibcall decisions, use promote_function_mode.
6212 Below, remove an if for targetm.calls.promote_function_return and
6213 and use promote_function_mode.
6214 (emit_library_call_value_1): Use promote_function_mode, fix bug
6215 where promote_mode was passed FOR_CALL == 0 for a return value in an
6217 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6218 * explow.c (promote_function_mode, promote_decl_mode): New.
6219 (promote_mode): Keep only the FOR_CALL == 0 case.
6220 * combine.c (setup_incoming_promotion): Remove test of
6221 promote_function_args. Use promote_function_mode.
6222 * stmt.c (expand_value_return): Use promote_decl_mode.
6223 (expand_decl): Use promote_decl_mode.
6225 * expr.c (store_constructor): Use promote_decl_mode. Remove
6226 now write-only variable unsignedp.
6227 (expand_expr_real_1): Use promote_decl_mode.
6228 * expr.h (promote_function_mode, promote_decl_mode): New.
6229 (promote_mode): Remove last argument.
6230 * function.c (assign_temp): Drop last argument of promote_mode.
6231 (assign_parm_find_data_types): Use promote_function_mode.
6232 (assign_parm_setup_reg): Likewise.
6233 (expand_function_end): Use promote_function_mode.
6234 * calls.c (initialize_argument_information): Use promote_function_mode.
6235 (precompute_arguments): Use promote_mode instead of checking if
6236 only PROMOTE_FUNCTION_MODE is defined.
6237 (expand_call): When making sibcall decisions, use promote_function_mode.
6238 Below, remove an if for targetm.calls.promote_function_return and
6239 and use promote_function_mode.
6240 (emit_library_call_value_1): Use promote_function_mode, fix bug
6241 where promote_mode was passed FOR_CALL == 0 for a return value in an
6243 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6244 * explow.c (promote_function_mode, promote_decl_mode): New.
6245 (promote_mode): Keep only the FOR_CALL == 0 case.
6246 * combine.c (setup_incoming_promotion): Remove test of
6247 promote_function_args. Use promote_function_mode.
6248 * stmt.c (expand_value_return): Use promote_decl_mode.
6249 (expand_decl): Use promote_decl_mode.
6251 * explow.c (promote_function_mode): Just call the target hook.
6252 * targhooks.c (default_promote_function_mode,
6253 default_promote_function_mode_always_promote): New.
6254 * targhooks.h (default_promote_function_mode,
6255 default_promote_function_mode_always_promote): Declare.
6256 * target.h (promote_function_args, promote_function_return): Remove.
6257 (promote_function_mode): New.
6258 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6259 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6260 (TARGET_PROMOTE_FUNCTION_MODE): New.
6261 (TARGET_CALLS): Adjust.
6262 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6263 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6265 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6266 * config/s390/s390.c (s390_promote_function_mode): ... here,
6267 with pointer handling.
6268 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6269 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6271 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6272 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6273 with pointer handling.
6274 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6275 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6277 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6278 * config/sh/sh.c (sh_promote_function_mode): New.
6279 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6280 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6282 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6283 * config/cris/cris.c (cris_promote_function_mode): ... here.
6284 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6285 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6287 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6288 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6289 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6290 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6292 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6293 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6294 complex type handling.
6295 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6296 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6298 * config/pa/pa.c (pa_promote_function_mode): New.
6299 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6300 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6302 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6303 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6304 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6305 * config/xtensa/xtensa.c: Likewise.
6306 * config/stormy16/stormy16.c: Likewise.
6307 * config/iq2000/iq2000.c: Likewise.
6308 * config/rs6000/rs6000.c: Likewise.
6309 * config/picochip/picochip.c: Likewise.
6310 * config/arc/arc.c: Likewise.
6311 * config/mcore/mcore.c: Likewise.
6312 * config/score/score.c: Likewise.
6313 * config/mips/mips.c: Likewise.
6314 * config/bfin/bfin.c: Likewise.
6315 * config/ia64/ia64.c: Likewise (disabled though).
6317 * config/frv/frv.h: Remove pointless remark.
6319 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6320 TARGET_PROMOTE_FUNCTION_ARGS,
6321 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6322 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6324 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6326 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6327 -floop-parallelize-all.
6328 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6329 flag_loop_parallelize_all.
6330 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6331 * graphite.c (graphite_transform_loops): Same.
6333 * graphite-poly.c (apply_poly_transforms): Same.
6335 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6337 PR tree-optimization/40914
6338 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6339 if set, then check the delta field of the PMF record.
6340 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6341 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6342 call is stored in the delta.
6344 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6346 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6348 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6350 * config/i386/bsd.h (ASM_BYTE): New define.
6351 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6352 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6353 .byte. Use fputs or putc instead of fprintf where appropriate.
6354 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6355 fputs or putc instead of fprintf where appropriate.
6356 * config/i386/i386elf.h: Ditto.
6357 * config/i386/sysv4.h: Ditto.
6359 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6360 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6361 (*tls_global_dynamic_64): Ditto.
6363 2009-07-31 Christian Bruel <christian.bruel@st.com>
6365 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6367 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6369 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6370 Remove dead code for MINUS.
6372 2009-07-31 Anthony Green <green@moxielogic.com>
6374 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6376 (moxie_expand_epilogue): Ditto for epilogue.
6377 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6379 (moxie_function_arg): Ditto.
6380 (moxie_pass_by_reference): Ditto.
6381 (moxie_arg_partial_bytes): Ditto.
6382 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6383 (FUNCTION_ARG_ADVANCE) Ditto.
6384 (REG_PARM_STACK_SPACE) Ditto.
6385 (FUNCTION_ARG_REGNO_P) Dito.
6387 * config.gcc: Add moxie linux config support.
6388 * gcc/config/moxie/uclinux.h: New file.
6390 2009-07-31 DJ Delorie <dj@redhat.com>
6392 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6393 (UNSPECV_SP_SWITCH_E): New.
6394 (sp_switch_1): Change to an unspec.
6395 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6397 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6398 reference the new stack's address
6400 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6402 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6403 graphite-clast-to-gimple.o, graphite-dependences.o,
6404 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6405 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6406 (graphite-blocking.o,
6407 graphite-clast-to-gimple.o, graphite-dependences.o,
6408 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6409 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6410 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6411 * cfgloop.h (struct loop): Add can_be_parallel field.
6412 * common.opt (fgraphite-identity): Moved up.
6413 (fgraphite-force-parallel): New flag.
6414 * graphite.c: Rewrite.
6415 * graphite.h: Rewrite.
6416 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6418 * toplev.c (graphite_out_file): New file descriptor.
6419 (graphite_in_file): New.
6420 (process_options): flag_graphite_force_parallel cannot be used without
6422 * tree-ssa-loop.c: Include toplev.h.
6423 (gate_graphite_transforms): Enable flag_graphite for
6424 flag_graphite_force_parallel.
6426 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6428 * ChangeLog.graphite: New.
6429 * graphite-blocking.c: New.
6430 * graphite-clast-to-gimple.c: New.
6431 * graphite-clast-to-gimple.h: New.
6432 * graphite-dependences.c: New.
6433 * graphite-dependences.h: New.
6434 * graphite-interchange.c: New.
6435 * graphite-poly.c: New.
6436 * graphite-poly.h: New.
6437 * graphite-ppl.c: New.
6438 * graphite-ppl.h: New.
6439 * graphite-scop-detection.c: New.
6440 * graphite-scop-detection.h: New.
6441 * graphite-sese-to-poly.c: New.
6442 * graphite-sese-to-poly.h: New.
6446 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6448 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6449 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6451 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6453 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6454 (scev_is_linear_expression): Return false if the evolution is not
6455 affine multivariate.
6457 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6459 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6460 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6462 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6464 * tree-data-ref.c (debug_data_references): New.
6465 (debug_data_reference): New.
6466 * tree-data-ref.h (debug_data_references): Declared.
6467 (debug_data_reference): Declared.
6469 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6471 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6472 * tree-data-ref.h (scop_p): Removed.
6473 (struct data_reference): Remove field scop.
6475 (stmt_simple_memref_p): Removed.
6477 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6479 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6480 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6483 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6485 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6487 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6489 * doc/invoke.texi (-fgraphite-identity): Documented.
6491 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6493 * tree-scalar-evolution.c: Fix comment.
6494 (instantiate_scev_1): Return unknow from scev instantiation if the
6495 result is not above instantiate_below.
6497 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6499 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6500 static anymore. Instantiate the symbols that may have been introduced
6502 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6505 2009-07-30 DJ Delorie <dj@redhat.com>
6507 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6508 .vliw directive to VLIW sections.
6510 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6512 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6514 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6515 (AUTOHEADER): New variable.
6516 ($(srcdir)/cstamp-h.in): Use it.
6518 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6519 Pat Haugen <pthaugen@us.ibm.com>
6520 Revital Eres <ERES@il.ibm.com>
6522 * config/rs6000/vector.md (VEC_F): Add VSX support.
6526 (vector_load_<mode>): Ditto.
6527 (vector_store_<mode>): Ditto.
6528 (vector GPR move split): Ditto.
6529 (vec_reload_and_plus_<mptrsize>): Ditto.
6530 (vec_reload_and_reg_<mptrsize>): Ditto.
6531 (add<mode>3): Ditto.
6532 (sub<mode>3): Ditto.
6533 (mul<mode>3): Ditto.
6534 (neg<mode>2): Ditto.
6535 (abs<mode>2): Ditto.
6536 (smin<mode>3): Ditto.
6537 (smax<mode>3): Ditto.
6538 (vector_eq<mode>): Ditto.
6539 (vector_gt<mode>): Ditto.
6540 (vector_ge<mode>): Ditto.
6541 (vector_gtu<mode>): Ditto.
6542 (vector_select_<mode>_uns): Ditto.
6543 (vector_eq_<mode>_p): Ditto.
6544 (vector_gt_<mode>_p): Ditto.
6545 (vector_ge_<mode>_p): Ditto.
6546 (vector_gtu_<mode>_p): Ditto.
6547 (cr6_test_for_zero): Ditto.
6548 (cr6_test_for_zero_reverse): Ditto.
6549 (cr6_test_for_lt): Ditto.
6550 (cr6_test_for_lt_reverse): Ditto.
6551 (xor<mode>3): Ditto.
6552 (ior<mode>3): Ditto.
6553 (and<mode>3): Ditto.
6554 (one_cmpl<mode>2): Ditto.
6555 (nor<mode>2): Ditto.
6556 (andc<mode>2): Ditto.
6557 (float<VEC_int<mode>2): Ditto.
6558 (unsigned_float<VEC_int><mode>2): Ditto.
6559 (fix_trunc<mode><VEC_int>2): Ditto.
6560 (fixuns_trunc<mode><VEC_int>2): Ditto.
6562 (vec_set<mode>): Ditto.
6563 (vec_extract<mode>): Ditto.
6564 (vec_interleave_highv4sf): Ditto.
6565 (vec_interleave_lowv4sf): Ditto.
6566 (vec_realign_load_<mode>): Ditto.
6567 (vec_shl_<mode>): Ditto.
6568 (vec_shr_<mode>): Ditto.
6569 (div<mode>3): New patterns for VSX.
6570 (vec_interleave_highv2df): Ditto.
6571 (vec_interleave_lowv2df): Ditto.
6572 (vec_pack_trunc_v2df): Ditto.
6573 (vec_pack_sfix_trunc_v2df): Ditto.
6574 (vec_pack_ufix_trunc_v2df): Ditto.
6575 (vec_unpacks_hi_v4sf): Ditto.
6576 (vec_unpacks_lo_v4sf): Ditto.
6577 (vec_unpacks_float_hi_v4si): Ditto.
6578 (vec_unpacks_float_lo_v4si): Ditto.
6579 (vec_unpacku_float_hi_v4si): Ditto.
6580 (vec_unpacku_float_lo_v4si): Ditto.
6581 (movmisalign<mode>): Ditto.
6582 (vector_ceil<mode>2): New patterns for vectorizing math library.
6583 (vector_floor<mode>2): Ditto.
6584 (vector_btrunc<mode>2): Ditto.
6585 (vector_copysign<mode>3): Ditto.
6587 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6588 predicate for setting the high bit in each word, used for copysign.
6590 * config/rs6000/ppc-asm.h (f19): Whitespace.
6591 (f32-f63): Define if VSX.
6592 (v0-v31): Define if Altivec.
6593 (vs0-vs63): Define if VSX.
6595 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6597 * config/rs6000/power7.md: New file, provide tuning parameters for
6600 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6601 (rs6000_cpu_cpp_builtins): Ditto.
6602 (altivec_overloaded_builtins): Ditto.
6603 (altivec_resolve_overloaded_builtin): Ditto.
6605 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6606 debug switch to disable vectorizing simple math builtin
6609 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6610 Vectorize simple math builtin functions.
6611 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6612 hook to vectorize math builtins.
6613 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6614 (rs6000_builtin_conversion): Add VSX/power7 support.
6615 (rs6000_builtin_vec_perm): Ditto.
6616 (vsplits_constant): Add support for loading up a vector constant
6617 with just the high bit set in each part.
6618 (rs6000_expand_vector_init): Add VSX/power7 support.
6619 (rs6000_expand_vector_set): Ditto.
6620 (rs6000_expand_vector_extract): Ditto.
6621 (rs6000_emit_move): Ditto.
6622 (bdesc_3arg): Ditto.
6623 (bdesc_2arg): Ditto.
6624 (bdesc_1arg): Ditto.
6625 (rs6000_expand_ternop_builtin): Ditto.
6626 (altivec_expand_builtin): Ditto.
6627 (rs6000_expand_unop_builtin): Ditto.
6628 (rs6000_init_builtins): Ditto.
6629 (altivec_init_builtins): Ditto.
6630 (builtin_function_type): Ditto.
6631 (rs6000_common_init_builtins): Ditto.
6632 (rs6000_handle_altivec_attribute); Ditto.
6633 (rs6000_mangle_type): Ditto.
6634 (rs6000_vector_mode_supported_p): Ditto.
6635 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6638 * config/rs6000/vsx.md: New file for VSX support.
6640 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6641 identifing values with just the most significant bit set.
6642 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6643 vectorized builtins.
6645 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6646 (UNSPEC_VRFIM): Delete.
6647 (splitter for loading up vector with most significant bit): New
6648 splitter for vectorizing copysign.
6649 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6650 vectorizing simple math functions.
6651 (altivec_vrfip): Add support for vectorizing simple math functions.
6652 (altivec_vrfim): Ditto.
6653 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6655 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6656 (power7.md, vsx.md): Include for power7 support.
6657 (copysigndf3): Use VSX instructions if -mvsx.
6658 (negdf2_fpr): Ditto.
6659 (absdf2_fpr): Ditto.
6660 (nabsdf2_fpr): Ditto.
6661 (adddf3_fpr): Ditto.
6662 (subdf3_fpr): Ditto.
6663 (muldf3_fpr): Ditto.
6664 (divdf3_fpr): Ditto.
6665 (fix_truncdfdi2_fpr): Ditto.
6666 (cmpdf_internal1): Ditto.
6667 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6668 (btruncdf2, btruncdf2_fpr): Ditto.
6669 (ceildf2, ceildf2_fpr): Ditto.
6670 (floordf2, floordf2_fpr): Ditto.
6671 (floatdidf2, floatdidf2_fpr): Ditto.
6672 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6673 (fmsubdf4_fpr): Ditto.
6674 (fnmadddf4_fpr_1): Ditto.
6675 (fnmadddf4_fpr_2): Ditto.
6676 (fnmsubdf4_fpr_1): Ditto.
6677 (fnmsubdf4_fpr_2): Ditto.
6678 (fixuns_truncdfdi2): Add expander for VSX support.
6679 (fix_truncdfdi2): Ditto.
6680 (fix_truncdfsi2): Ditto.
6682 (btruncsf2): Whitespace.
6683 (movdf_hardfloat32): Add support for VSX registers.
6684 (movdf_softfloat32): Ditto.
6685 (movdf_hardfloat64): Ditto.
6686 (movdf_hardfloat64_mfpgpr): Ditto.
6687 (movdf_softfloat64): Ditto.
6688 (movti splitters): Add check for vector registers supporting
6689 TImode in the future.
6690 (bpermd): Add power7 bpermd instruction.
6692 * config/rs6000/altivec.h (vec_div): Define if VSX.
6696 (vec_nearbyint): Ditto.
6699 (all predicates): Use the generic builtin function, and not the V4SF
6700 specific function so that the predicates will work with VSX's V2DF.
6704 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6705 Document new VSX functions and types.
6707 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6710 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6711 "wa", and "j" constraints. Modify "v" to talk about Altivec
6712 instead of just vector.
6714 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6717 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6718 location for phi arguments.
6719 (rewrite_update_phi_arguments): Find locations for reaching defs.
6720 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6721 Add location to add_phi_arg calls.
6722 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6723 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6724 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6725 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6726 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6727 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6728 * tree-phinodes.c (make_phi_node): Initialize location.
6729 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6730 (add_phi_arg): Add location parameter.
6731 (remove_phi_arg_num): Move location when moving phi argument.
6732 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6734 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6735 slpeel_update_phi_nodes_for_guard1,
6736 slpeel_update_phi_nodes_for_guard2,
6737 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6738 vect_loop_versioning): Set locations.
6739 * tree-parloops.c (create_phi_for_local_result,
6740 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6741 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6742 * tree-vect-loop.c (get_initial_def_for_induction,
6743 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6745 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6746 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6747 (gimple_phi_arg_set_location): New. Set locus.
6748 (gimple_phi_arg_has_location): New. Check for locus.
6749 (redirect_edge_var_map_location): New. Return locus from var_map.
6750 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6751 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6752 combining PHI arguments.
6753 (cond_store_replacement): Set location.
6754 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6755 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6756 scop_add_exit_phis_edge): Add locations.
6757 * tree-cfgcleanup.c (remove_forwarder_block,
6758 remove_forwarder_block_with_phi): Add locations.
6759 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6760 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6762 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6763 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6764 flush_pending_stmts): Add source location.
6765 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6766 stack to preserve locations.
6767 * tree-vect-stmts.c (vectorizable_load): Add location.
6768 * tree-inline.c (copy_phis_for_bb): Copy locus.
6769 (setup_one_parameter): Add call locus to inlined parameter stmts.
6770 (initialize_inlined_parameters): Pass in call location as parameter
6772 (tree_function_versioning): Pass location to setup_one_parameter.
6773 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6774 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6775 copy and edge lists.
6776 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6777 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6778 locus parameter and override the stmt default if provided.
6779 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6780 elim_graph_add_edge, elim_graph_remove_succ_edge,
6781 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6782 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6783 eliminate_phi): Add locus info in elimination graph for each edge and
6785 (insert_backedge_copies): Copy locus if present.
6786 * tree-flow.h (struct _edge_var_map): Add locus field.
6787 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6788 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6789 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6791 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6793 2009-07-30 Martin Jambor <mjambor@suse.cz>
6795 PR tree-optimization/40570
6796 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6799 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6801 * ssa-loop-manip.c: Include langhooks.h.
6802 (rewrite_phi_with_iv): New.
6803 (rewrite_all_phi_nodes_with_iv): New.
6804 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6805 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6806 * tree-parloops.c (loop_parallel_p): Move out all conditions
6807 except dependency check.
6808 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6809 (gen_parallel_loop): Call canonicalize_loop_ivs without
6810 reduction_list argument.
6811 (build_new_reduction): New.
6812 (gather_scalar_reductions): New.
6813 (try_get_loop_niter): New.
6814 (try_create_reduction_list): New.
6815 (parallleize_loops): Change the parallel conditions check.
6816 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6817 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6819 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6821 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6823 * doc/options.texi (Option properties): Mention new quoting syntax.
6825 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6827 * config/alpha/alpha.c (alpha_start_function):
6828 Handle VMS_DEBUG_MAIN_POINTER
6829 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6830 * doc/invoke.texi: Document -mdebug-main switch.
6832 2009-07-29 Richard Henderson <rth@redhat.com>
6834 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6835 (cgraph_create_edge_including_clones): Likewise.
6836 * tree-inline.c (copy_bb): Operate on the correct edges
6837 when updating the callgraph.
6839 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6841 * config/alpha/vms-cc.c: Deleted.
6842 * config/alpha/vms-ld.c: Deleted.
6843 * config/alpha/t-vms64: Moved to config/vms
6844 * config/alpha/vms-crt0-64.c: Moved to config/vms
6845 * config/alpha/vms-crt0.c: Moved to config/vms
6846 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6847 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6848 * config/alpha/xm-vms.h: Moved to config/vms
6849 * config/alpha/x-vms: Moved to config/vms
6850 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6852 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6853 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6855 * config/vms/t-vms64: Moved here from config/alpha
6856 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6857 (argc,argv,envp): Enforce 32bit malloc'ing.
6858 * config/vms/vms-psxcrt0-64.c: Likewise.
6859 * config/vms/vms-crt0.c: Moved here from config/alpha.
6860 * config/vms/vms-psxcrt0.c: Likewise.
6861 * config/vms/vms-crtl-64.h: New file.
6862 * config/vms/vms-crtl.h: New file.
6863 * config/vms/vms.opt: New file.
6864 * config/vms/xm-vms64.h: New file.
6865 * config/vms/xm-vms.h: Moved here from config/alpha.
6866 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6868 * config/vms/x-vms: Moved here from config/alpha.
6869 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6870 (vms-ld.o, vms-cc.o): Removed.
6871 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6873 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6875 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6876 correct stack (obvious VMS fix).
6878 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6880 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6881 date, version info if VMS_DEBUGGING_INFO defined.
6882 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6883 size, date calculating code moved here.
6885 2009-07-29 Paul Brook <paul@codesourcery.com>
6887 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6890 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6893 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6894 to DImode when generating insq_le insn.
6896 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6898 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6899 New macro set for VMS_DEBUGGGING_INFO.
6900 (AT_string_form): Use it.
6902 2009-07-28 DJ Delorie <dj@redhat.com>
6904 * config/mep/mep.c (vtext_section): New.
6905 (vftext_section): New.
6906 (ftext_section): New.
6907 (mep_select_section): Add support for functions.
6908 (mep_unique_section): Likewise.
6909 (mep_asm_init_sections): Likewise.
6910 (mep_encode_section_info): Remove it from here.
6912 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6914 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6916 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6917 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6919 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6921 * dwarf2out.c (output_file_names): Test new macro
6922 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6923 (add_comp_dir_attribute): Likewise.
6925 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6927 * config/i386/mingw-w64.h (LINK_SPEC): Add
6928 separating space between commands.
6930 2009-07-28 Jan Hubicka <jh@suse.cz>
6932 PR tree-optimization/40759
6933 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6936 2009-07-27 DJ Delorie <dj@redhat.com>
6938 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6939 types are dword-aligned.
6940 (mep_expand_va_start): Likewise.
6942 2009-07-27 Olivier Hainque <hainque@adacore.com>
6943 Douglas B Rupp <rupp@gnat.com>
6945 * convert.c (convert_to_pointer): Don't assume the target
6946 pointer type is POINTER_SIZE long. Fetch its precision instead.
6948 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6950 * system.h (fopen): Undefine if macro.
6952 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6954 * dwarf2out.c (output_cfi_p): Removed.
6955 (output_cfis): New function.
6956 (output_fde): New function, split from output_call_frame_info.
6957 (output_call_frame_info): Use it.
6958 (dwarf2out_switch_text_section): Use output_cfis.
6960 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6962 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6963 TARGET_BI_ARCH is specified without enabling SJLJ.
6964 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6965 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6967 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6969 * arm.md (negdi2): Use DImode if forcing a value into a register.
6971 2009-07-26 Ira Rosen <irar@il.ibm.com>
6973 PR tree-optimization/40801
6974 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6975 of vector operand from the previous copy of vector statement.
6976 Pass the correct definition type value to
6977 vect_get_vec_def_for_stmt_copy().
6979 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6981 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6982 const char ** conversion.
6984 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6986 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6987 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6988 (gcc_unreachable): Invoke __builtin_unreachable() if
6989 !ENABLE_ASSERT_CHECKING.
6991 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6993 PR rtl-optimization/40445
6994 * emit-rtl.c (next_nonnote_insn_bb): New function.
6995 * rtl.h (next_nonnote_insn_bb): Declare new function.
6996 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6997 with no successors that is the successor of the ENTRY_BLOCK.
6998 Continue from the top after removing an empty fallthrough block.
6999 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7000 of next_nonnote_insn.
7002 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7004 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7006 2009-07-25 Martin Jambor <mjambor@suse.cz>
7008 * c-common.c (c_common_attribute_table): New element for noclone.
7009 (handle_noclone_attribute): New function. Forward-declare.
7010 * tree-inline.c (tree_versionable_function_p): Check for noclone
7012 * doc/extend.texi (Labels as Values): Document need for noclone.
7013 (Function Attributes): Document noclone attribute.
7015 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7017 PR rtl-optimization/34999
7018 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7019 and dw_fde_switched_cold_to_hot fields.
7020 (output_cfi_p): New function.
7021 (output_call_frame_info): If fde->dw_fde_switched_sections,
7022 output 2 FDEs instead of one with corrupted header.
7023 (dwarf2out_do_cfi_startproc): New function.
7024 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7025 and fde->dw_fde_switched_cold_to_hot.
7026 (dwarf2out_switch_text_section): Compute
7027 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7028 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7029 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7030 Otherwise, compute fde->dw_fde_switch_cfi.
7032 2009-07-24 Cary Coutant <ccoutant@google.com>
7034 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7036 2009-07-24 Cary Coutant <ccoutant@google.com>
7038 * cfghooks.c (split_block): Copy discriminator to new block.
7039 * tree-cfg.c (assign_discriminator): Check location of last
7040 instruction in block as well as first.
7042 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7044 * config/i386/linux.c: Use fputs or putc instead of fprintf
7046 * config/i386/gas.h: Ditto.
7047 * config/i386/x86-64.h: Ditto.
7048 * config/i386/att.h: Ditto.
7050 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7052 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7055 2009-07-24 Martin Jambor <mjambor@suse.cz>
7057 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7058 (ipa_push_func_to_list_1): Declare.
7059 (ipa_push_func_to_list): New function.
7061 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7062 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7063 (ipa_push_func_to_list): Removed.
7064 (ipa_pop_func_from_list): Clear node_enqueued flag.
7066 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7068 * config/s390/s390.c (override_options): Default
7069 max-unrolled-insns to 100 for z10 tuning.
7071 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7073 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7074 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7075 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7076 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7077 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7078 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7079 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7081 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7083 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7084 use default set in mingw32.h header.
7085 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7086 64-bit /mingw/include path.
7087 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7090 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7092 PR rtl-optimization/40209
7093 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7095 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7097 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7098 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7099 with the rest of string where appropriate. Use fputs or putc
7100 instead of fprintf where appropriate.
7102 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7103 Pat Haugen <pthaugen@us.ibm.com>
7104 Revital Eres <ERES@il.ibm.com>
7106 * config/rs6000/vector.md: New file. Move most of the vector
7107 expander support here from altivec.md to allow for the VSX vector
7108 unit in the future. Add support for secondary_reload patterns.
7109 Rewrite the patterns for vector comparison, and vector comparison
7110 predicate instructions so that the RTL expresses the desired
7111 behavior, instead of using unspec.
7113 * config/rs6000/constraints.md ("f" constraint): Use
7114 rs6000_constraints to hold the precalculated register class.
7115 ("d" constraint): Ditto.
7116 ("wd" constraint): New constraint for VSX.
7117 ("wf" constraint): Ditto.
7118 ("ws" constraint): Ditto.
7119 ("wa" constraint): Ditto.
7120 ("wZ" constraint): Ditto.
7121 ("j" constraint): Ditto.
7123 * config/rs6000/predicates.md (vsx_register_operand): New
7125 (vfloat_operand): New predicate for vector.md.
7126 (vint_operand): Ditto.
7127 (vlogical_operand): Ditto.
7128 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7129 (easy_vector_constant): Add VSX support.
7130 (altivec_indexed_or_indirect_operand): New predicate for
7131 recognizing Altivec style memory references with AND -16.
7133 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7134 for vector secondary reload support.
7135 (rs6000_vector_reg_class): Delete, replacing it with
7137 (rs6000_vsx_reg_class): Ditto.
7138 (rs6000_constraints): New array to hold the register classes of
7139 each of the register constraints that can vary at runtime.
7140 (builtin_mode_to_type): New static array for builtin function type
7142 (builtin_hash_table): New static hash table for builtin function
7144 (TARGET_SECONDARY_RELOAD): Define target hook.
7145 (TARGET_IRA_COVER_CLASSES): Ditto.
7146 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7147 registers are 128 bits if VSX memory reference instructions are used.
7148 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7150 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7151 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7152 Print several of the scheduling related parameters.
7153 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7154 rs6000_constraints instead of rs6000_vector_reg_class. Move
7155 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7156 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7157 Altivec. Add VSX support. Setup for secondary reload support on
7158 Altivec/VSX registers.
7159 (rs6000_override_options): Make power7 set the scheduling groups
7160 like the power5. Add support for new debug switches to override
7161 the scheduling defaults. Temporarily disable -mcpu=power7 from
7162 setting -mvsx. Add support for debug switches -malways-hint,
7163 -msched-groups, and -malign-branch-targets.
7164 (rs6000_buitlin_conversion): Add support for returning unsigned
7165 vector conversion functions to fix regressions due to stricter
7167 (rs6000_builtin_mul_widen_even): Ditto.
7168 (rs6000_builtin_mul_widen_odd): Ditto.
7169 (rs6000_builtin_vec_perm): Ditto.
7170 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7171 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7173 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7175 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7176 VSX types for bit operations. Changes to accomidate vector.md.
7177 (bdesc_2arg): Ditto.
7178 (bdesc_1arg): Ditto.
7179 (struct builtin_description_predicates): Rewrite predicate
7180 handling so that RTL describes the operation, instead of passing
7181 the instruction to be used as a string argument.
7182 (bdesc_altivec_preds): Ditto.
7183 (altivec_expand_predicate_builtin): Ditto.
7184 (altivec_expand_builtin): Ditto.
7185 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7186 statement for vsldoi support.
7187 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7188 (altivec_expand_st_builtin): Ditto.
7189 (paired_expand_builtin): Whitespace changes.
7190 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7191 builtin_mode_to_type table for secondary reload. Call
7192 builtin_function_type to build random builtin functions.
7193 (altivec_init_builtins): Change to use builtin_function_type to
7194 create builtin function types dynamically as we need them.
7195 (builtin_hash_function): New support for hashing the tree types
7196 for builtin function as we need it, rather than trying to build
7197 all of the trees that we need. Add initial preliminary VSX support.
7198 (builtin_function_type): Ditto.
7199 (builtin_function_eq): Ditto.
7200 (builtin_hash_struct): Ditto.
7201 (rs6000_init_builtins): Ditto.
7202 (rs6000_common_init_builtins): Ditto.
7203 (altivec_init_builtins): Ditto.
7204 (rs6000_common_init_builtins): Ditto.
7205 (enum reload_reg_type): New enum for simplifing reg classes.
7206 (rs6000_reload_register_type): Simplify register classes into GPR,
7207 Vector, and other registers. Altivec and VSX addresses in reload.
7208 (rs6000_secondary_reload_inner): Ditto.
7209 (rs6000_ira_cover_classes): New target hook, that returns the
7210 appropriate cover classes, based on -mvsx being used or not.
7211 (rs6000_secondary_reload_class): Add VSX support.
7212 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7213 (get_vsel_insn): Ditto.
7214 (rs6000_emit_vector_compare): Rewrite vector conditional support
7215 so that where we can, we use RTL operators, instead of blindly use
7217 (rs6000_emit_vector_select): Ditto.
7218 (rs6000_emit_vector_cond_expr): Ditto.
7219 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7220 (create_TOC_reference): Add -mdebug=addr support.
7221 (emit_frame_save): VSX loads/stores need register indexed addressing.
7223 * config/rs6000/rs6000.md: Include vector.md.
7225 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7227 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7228 support for V2DI, V2DF in logical, permute, select operations.
7230 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7231 switch for vsx/power7.
7232 (-mvsx-scalar-memory): Ditto.
7233 (-mvsx-align-128): Ditto.
7234 (-mallow-movmisalign): Ditto.
7235 (-mallow-df-permute): Ditto.
7236 (-msched-groups): Ditto.
7237 (-malways-hint): Ditto.
7238 (-malign-branch-targets): Ditto.
7240 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7242 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7243 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7244 (rs6000_vector_reg_class): Delete.
7245 (rs6000_vsx_reg_class): Ditto.
7246 (enum rs6000_reg_class_enum): New enum for the constraints that
7247 vary based on target switches.
7248 (rs6000_constraints): New array to hold the register class for all
7249 of the register constraints that vary based on the switches used.
7250 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7251 (enum rs6000_builtins): Add unsigned varients for the builtin
7252 declarations returned by target hooks for expanding multiplies,
7253 select, and permute operations. Add VSX builtins.
7254 (enum rs6000_builtin_type_index): Add entries for VSX.
7255 (V2DI_type_node): Ditto.
7256 (V2DF_type_node): Ditto.
7257 (unsigned_V2DI_type_node): Ditto.
7258 (bool_long_type_node): Ditto.
7259 (intDI_type_internal_node): Ditto.
7260 (uintDI_type_internal_node): Ditto.
7261 (double_type_internal_node): Ditto.
7263 * config/rs6000/altivec.md (whole file): Move all expanders to
7264 vector.md from altivec.md. Rename insn matching functions to be
7266 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7267 (altivec_vcmp*): Ditto.
7268 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7269 (VM): New iterator for moves that includes the VSX types.
7270 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7271 (altivec_vperm_<mode>_uns): New, for unsigned types.
7272 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7273 (altivec_eq<mode>): Ditto.
7274 (altivec_gt<mode>): Ditto.
7275 (altivec_gtu<mode>): Ditto.
7276 (altivec_eqv4sf): Ditto.
7277 (altivec_gev4sf): Ditto.
7278 (altivec_gtv4sf): Ditto.
7279 (altivec_vcmpbfp_p): Ditto.
7281 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7283 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7286 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7289 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7290 ASM_SHORT instead of .word.
7291 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7292 instead of .word in asm template.
7294 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7297 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7298 (process_bb_node_lives): Use it.
7300 * ira.c (setup_cover_and_important_classes): Don't setup
7301 ira_important_class_nums. Add cover classes to the end of
7303 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7305 (find_reg_class_closure): Use reorder_important_classes.
7307 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7309 * config/i386/i386.c (i386_ira_cover_classes): New function.
7310 (TARGET_IRA_COVER_CLASSES): Redefine.
7312 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7313 importance of order of cover classes in the array.
7315 2009-07-22 Diego Novillo <dnovillo@google.com>
7317 * tree-pass.h (TDF_EH): Define.
7318 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7319 contains TDF_EH, print the EH region number holding GS.
7320 * tree-dump.c (dump_options): Add "eh".
7321 * doc/invoke.texi: Document it.
7323 2009-07-22 Doug Kwan <dougkwan@google.com>
7325 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7327 2009-07-22 Michael Matz <matz@suse.de>
7329 PR tree-optimization/35229
7330 PR tree-optimization/39300
7332 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7333 (inhibit_phi_insertion): New function.
7334 (insert_into_preds_of_block): Call it for REFERENCEs.
7335 (init_pre): Initialize and finalize scalar evolutions.
7336 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7338 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7340 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7341 Use CONST_VECTOR_NUNITS to determine number of elements.
7343 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7345 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7346 (U, W): Constraints are now deprecated and will be removed if we
7348 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7350 ("prefetch"): Add the stcmh instruction for prefetching.
7351 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7353 (s390_short_displacement): Return always true if compiling for
7354 machines not providing the long displacement facility.
7355 (s390_mem_constraint): Support the new constraint letter Z.
7356 (s390_check_qrst_address): New function.
7358 2009-07-21 DJ Delorie <dj@redhat.com>
7360 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7363 2009-07-21 Jason Merrill <jason@redhat.com>
7365 * c-common.c (max_tinst_depth): Increase default to 1024.
7367 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7369 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7370 (vec_unpacku_float_lo_v4si): Ditto.
7372 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7375 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7376 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7377 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7378 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7380 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7382 PR tree-optimization/40813
7383 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7386 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7388 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7389 with a NOP_EXPR if needed.
7391 2009-07-21 Paul Brook <paul@codesourcery.com>
7393 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7394 Terminate debug dump with newline.
7396 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7398 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7399 Cast "1" to unsigned HOST_WIDE_INT.
7400 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7401 deposit length to the maximum length - lsb. Extend length if
7402 HOST_BITS_PER_WIDE_INT is 32.
7404 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7406 * cgraph.h (constant_pool_htab): New function.
7407 (constant_descriptor_tree): Move from varasm.c.
7408 * varasm.c (constant_pool_htab): New function.
7409 (constant_descriptor_tree): Move to cgraph.h.
7411 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7413 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7415 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7417 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7420 2009-07-20 Xinliang David Li <davidxl@google.com>
7422 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7424 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7426 * config/mips/mips.md (move_type): Add arith.
7427 (type): Handle arith.
7428 (zero_extendsidi2): Rename this into ...
7429 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7430 (zero_extendsidi2): New expander.
7431 (*zero_extendsidi2_dext): New pattern.
7433 2009-07-20 Nick Clifton <nickc@redhat.com>
7435 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7436 to set MIPS_ABI_DEFAULT.
7437 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7439 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7441 * tree-object-size.c (addr_object_size): Handle unions with
7442 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7444 PR tree-optimization/40792
7445 * tree.c (build_function_type_skip_args): Remove bogus assert.
7447 2009-07-20 Jan Hubicka <jh@suse.cz>
7448 Martin Jambor <mjambor@suse.cz>
7450 * cgraph.h (combined_args_to_skip): New field.
7451 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7452 combined_args_to_skip and args_to_skip.
7453 * tree-inline.c (update_clone_info): New function.
7454 (tree_function_versioning): Call update_clone_info.
7455 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7457 (cgraph_materialize_all_clones): More extensive dumping, working
7458 with combined_args_to_skip rather than args_to_skip.
7460 2009-07-20 Ira Rosen <irar@il.ibm.com>
7462 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7463 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7464 (get_initial_def_for_reduction): Likewise.
7465 (vectorizable_reduction): Skip the check of first operand in case
7466 of COND_EXPR. Add check that it is outer loop vectorization if
7467 nested cycle was detected. Call vectorizable_condition() for
7468 COND_EXPR. If reduction epilogue cannot be created do not fail for
7469 nested cycles (if it is not double reduction). Assert that there
7470 is only one type in the loop in case of COND_EXPR. Call
7471 vectorizable_condition() to vectorize COND_EXPR.
7472 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7473 Add parameters. Allow nested cycles if called from
7474 vectorizable_reduction(). Use reduction vector variable if provided.
7475 (vect_analyze_stmt): Call vectorizable_reduction() before
7476 vectorizable_condition().
7477 (vect_transform_stmt): Update call to vectorizable_condition().
7479 2009-07-20 Christian Bruel <christian.bruel@st.com>
7481 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7482 * doc/invoke.texi (-mfmovd): Likewise.
7483 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7485 2009-07-20 Jan Hubicka <jh@suse.cz>
7487 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7488 when handling SSA name.
7490 2009-07-19 Jan Hubicka <jh@suse.cz>
7492 PR tree-optimization/40676
7493 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7494 virtual PHIs in empty BBs.
7496 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7498 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7499 re-expanded the compound use gen_lowpart instead to convert to the
7502 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7504 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7505 OUTER_CONST arguments.
7506 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7507 the new wider mode will be masked off.
7508 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7510 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7512 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7513 high-order bits are zero.
7515 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7517 * combine.c (simplify_shift_const_1): Split code to determine
7519 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7520 new bits shifted in are identical to the old sign bit.
7522 2009-07-18 Richard Guenther <rguenther@suse.de>
7525 * gimplify.c (gimplify_call_expr): Reject code using results from
7526 functions returning void.
7528 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7530 * doc/md.texi: Document the new PowerPC "es" constraint.
7531 Document that "m" can include automodified addresses on this target,
7532 and explain how %U must be used. Extend the "Q" and "Z" documentation
7533 to suggest "es" as well as "m".
7534 * config/rs6000/constraints.md (es): New memory constraint.
7535 (Q, Z): Update strings to match new documentation.
7537 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7539 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7540 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7541 * config/rs6000/predicates.md (volatile_mem_operand): Use
7542 offsettable_nonstrict_memref_p.
7543 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7544 (*floatunssidf2_internal): Likewise.
7545 (*fix_truncdfsi2_internal): Likewise.
7546 (*fix_trunctfsi2_internal): Likewise.
7548 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7550 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7552 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7554 2009-07-17 Richard Guenther <rguenther@suse.de>
7557 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7558 (pass_warn_unused_result): Likewise.
7559 (TODO_set_props): Remove.
7560 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7562 (pass_diagnose_omp_blocks): Define.
7563 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7564 (c_gimple_diagnostics_recursively): Remove.
7565 (finish_function): Do not call it.
7566 (c_write_global_declarations): Continue after errors.
7567 Finalize the CU here.
7568 * c-gimplify.c (c_genericize): Do not gimplify here.
7569 * c-common.c (c_warn_unused_result): Move ...
7570 * tree-cfg.c (do_warn_unused_result): ... here.
7571 (run_warn_unused_result): New function.
7572 (gate_warn_unused_result): New function.
7573 (pass_warn_unused_result): New pass.
7574 * c-common.h (c_warn_unused_result): Remove.
7575 * flags.h (flag_warn_unused_result): Declare.
7576 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7577 * opts.c (flag_warn_unused_result): Initialize to false.
7578 * toplev.c (compile_file): Add comment.
7579 * omp-low.c (create_omp_child_function): Do not register
7580 the function with the frontend.
7581 (diagnose_omp_structured_block_errors): Prepare to be
7582 called as optimization pass.
7583 (gate_diagnose_omp_blocks): New function.
7584 (pass_diagnose_omp_blocks): New pass.
7585 * cgraph.h (cgraph_optimize): Remove.
7586 (cgraph_analyze_function): Likewise.
7587 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7588 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7589 before their parents here.
7590 (cgraph_finalize_function): Not here.
7591 (cgraph_analyze_function): Gimplify functions here.
7592 (cgraph_finalize_compilation_unit): Continue after errors.
7593 Optimize the callgraph from here.
7594 (cgraph_optimize): Make static.
7595 * langhooks.c (write_global_declarations): Finalize the CU.
7596 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7597 (gimplify_function_tree): Assert we gimplify only once.
7598 Set PROP_gimple_any property.
7599 * tree-nested.c (gimplify_all_functions): New function.
7600 (lower_nested_functions): Gimplify all nested functions.
7601 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7602 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7603 and pass_diagnose_omp_blocks after gimplification. Do not
7604 set TODO_set_props on all_lowering_passes.
7605 (execute_one_pass): Do not handle TODO_set_props.
7606 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7607 (gimplify.o): Add tree-pass.h dependency.
7608 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7609 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7610 (unsave_r): Likewise.
7611 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7614 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7616 * doc/service.texi (Service): Restore previously removed link,
7617 which isn't broken after all.
7619 2009-07-17 Richard Guenther <rguenther@suse.de>
7621 PR tree-optimization/40321
7622 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7623 PHI nodes to the maximal set.
7624 (make_values_for_phi): Add PHI arguments to the maximal set.
7625 (execute_pre): Dump PHI_GEN and the maximal set.
7627 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7630 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7633 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7635 * doc/extend.texi (Nested Functions): Replace broken link with
7637 * doc/service.texi (Service): Remove broken link.
7639 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7642 * builtins.c (expand_builtin_memcmp): Use loc instead of
7643 EXPR_LOCATION (exp).
7644 (expand_builtin_strncmp): Likewise.
7646 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7647 Manuel López-Ibáñez <manu@gcc.gnu.org>
7650 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7651 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7652 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7653 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7654 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7655 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7656 tree-inline.c, c-common.c, c-common.h, gimple.c,
7657 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7658 convert.c: Add location argument to fold_{unary,binary,ternary},
7659 fold_build[123], build_call_expr, build_size_arg,
7660 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7661 fold_build1_initializer, fold_build2_initializer,
7662 fold_build3_initializer, fold_build_call_array,
7663 fold_build_call_array_initializer, fold_single_bit_test,
7664 omit_one_operand, omit_two_operands, invert_truthvalue,
7665 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7666 combine_comparisons, fold_builtin_*, fold_call_expr,
7667 build_range_check, maybe_fold_offset_to_address, round_up,
7670 2009-07-16 Jason Merrill <jason@redhat.com>
7673 * c-common.c (c_common_reswords): Add __is_standard_layout
7675 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7676 * doc/implement-cxx.texi: New.
7677 * doc/gcc.texi: Include it.
7679 2009-07-16 DJ Delorie <dj@redhat.com>
7681 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7682 compares that may be indirectly affected by previous instructions.
7684 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7686 * builtins.c (do_mpc_arg2): New.
7687 (fold_builtin_2): Fold builtin cpow.
7688 * real.h (HAVE_mpc_pow): New.
7690 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7692 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7693 comparison to skip unprofitable schedule
7695 2009-07-16 Simon Baldwin <simonb@google.com>
7697 * gcc.c (option_map): New flag -no-canonical-prefixes.
7698 * (display_help): Print help text for new flag.
7699 * (process_command): Move options translation and language specifics
7700 and handle new flag early. Use it to set a function pointer to a
7701 prefix builder. Replace make_relative_prefix calls with calls to
7702 the function pointed to. Ignore new flag in regular options handling.
7703 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7705 2009-07-15 DJ Delorie <dj@redhat.com>
7707 * config/mep/mep.md (sibcall_internal): Change register to avoid
7709 (sibcall_value_internal): Likewise.
7711 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7713 PR rtl-optimization/40710
7714 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7716 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7718 * config/mips/mips.md (*extenddi_truncate<mode>,
7719 *extendsi_truncate<mode>): Change type attribute to move_type
7720 with shift_shift. Split out code handling exts from here ...
7721 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7723 (*extendhi_truncateqi): Change type attribute to move_type with
7724 shift_shift. Split out code handling exts from here ...
7725 (*extendhi_truncateqi_exts): ... to this new pattern.
7727 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7729 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7730 instead of "and" with inverted sign bit mask value. Use
7731 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7732 Allocate registers only for operand 4 and operand 5.
7734 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7737 * fold-const.c (fold_cond_expr_with_comparison): When folding
7738 < and <= to MIN, make sure the MIN uses the same type as the
7739 comparison's operands.
7741 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7743 * arm.md (ior_xor): New code iterator.
7744 (split for ior/xor with shift and zero-extend): New split pattern.
7745 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7747 2009-07-15 Richard Guenther <rguenther@suse.de>
7749 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7752 2009-07-15 Richard Guenther <rguenther@suse.de>
7755 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7757 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7759 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7760 handle 2.6.30 kernel.
7762 2009-07-15 DJ Delorie <dj@redhat.com>
7764 * config/mep/mep.md (sibcall_internal): Change register to allow
7765 for 24-bit addresses.
7766 (sibcall_value_internal): Likewise.
7768 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7770 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7771 that are enabled/disabled by the flags introduced by a previous patch.
7773 2009-07-14 DJ Delorie <dj@redhat.com>
7775 * config/mep/mep.md (sibcall_internal): Include non-toggling
7777 (sibcall_value_internal): Likewise.
7779 2009-07-14 Taras Glek <tglek@mozilla.com>
7780 Rafael Espindola <espindola@google.com>
7782 * doc/sourcebuild.texi: Document install-plugin target.
7783 * configure.ac: Added install-plugin target to language makefiles.
7784 * configure: Regenerate.
7785 * Makefile.in: (install-plugin): Install more headers,
7786 depend on lang.install-plugin.
7788 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7790 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7793 2009-07-14 DJ Delorie <dj@redhat.com>
7795 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7796 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7797 * config/mep/mep.md (sibcall_internal): Change test from
7798 mep_vliw_mode_match to mep_vliw_jmp_match.
7799 (sibcall_value_internal): Likewise.
7801 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7803 * config/i386/sse.md (copysign<mode>3): New expander.
7804 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7805 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7806 Use ix86_build_const_vector.
7807 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7808 IX86_BUILTIN_CPYSGNPD.
7809 (builtin_description): Add __builtin_ia32_copysignps and
7810 __builtin_ia32_copysignpd.
7811 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7812 and BUILT_IN_COPYSIGNF.
7814 2009-07-13 Jason Merrill <jason@redhat.com>
7816 * builtins.c (can_trust_pointer_alignment): New fn.
7817 (get_pointer_alignment): Factor it out from here.
7818 * tree.h: Declare it.
7820 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7822 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7825 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7829 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7831 2009-07-14 Richard Guenther <rguenther@suse.de>
7832 Andrey Belevantsev <abel@ispras.ru>
7835 * cfgexpand.c (partition_stack_vars): Do not bother to update
7836 alias information when not optimizing.
7838 2009-07-14 Richard Guenther <rguenther@suse.de>
7839 Andrey Belevantsev <abel@ispras.ru>
7841 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7842 (pt_solution_set): Likewise.
7843 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7844 * tree-ssa-structalias.c (pt_solution_set): New function.
7845 * final.c (rest_of_clean_state): Free SSA data structures.
7846 * print-rtl.c (print_decl_name): Remove.
7847 (print_mem_expr): Implement in terms of print_generic_expr.
7848 * alias.c (ao_ref_from_mem): New function.
7849 (rtx_refs_may_alias_p): Likewise.
7850 (true_dependence): Query alias-export info.
7851 (canon_true_dependence): Likewise.
7852 (write_dependence_p): Likewise.
7853 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7855 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7856 (mem_expr_equal_p): Use operand_equal_p.
7857 (set_mem_attributes_minus_bitpos): Do not use
7858 component_ref_for_mem_expr.
7859 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7860 (update_alias_info_with_stack_vars): Likewise.
7861 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7862 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7863 explicitly nor clear stmt operands.
7864 Free the decl-to-pointer map.
7865 * tree-optimize.c (execute_free_datastructures): Do not free
7866 SSA data structures here.
7867 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7868 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7869 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7871 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7873 2009-07-13 DJ Delorie <dj@redhat.com>
7875 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7876 unrolling at the right iteration count.
7878 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7881 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7883 * haifa-sched.c (rank_for_schedule): Introduced flags to
7884 enable/disable individual scheduling heuristics.
7885 * common.opt: Introduced flags to enable/disable individual
7886 heuristics in the scheduler.
7887 * doc/invoke.texi: Introduced flags to enable/disable individual
7888 heuristics in the scheduler.
7890 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7892 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7893 config/i386/mingw-tls.c.
7894 * config/i386/mingw-tls.c: Removed.
7896 2009-07-13 Ira Rosen <irar@il.ibm.com>
7898 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7899 checks access only relevant statements.
7900 (vectorizable_reduction): Likewise.
7902 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7904 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7905 just for 32-bit case.
7907 2009-07-12 Jan Hubicka <jh@suse.cz>
7909 PR tree-optimization/40585
7910 * except.c (expand_resx_expr): When there already is resume
7911 instruction, produce linked list.
7912 (build_post_landing_pads): Assert that resume is empty.
7913 (connect_post_landing_pads): Handle resume lists.
7914 (dump_eh_tree): Dump resume list.
7916 2009-07-12 Ira Rosen <irar@il.ibm.com>
7918 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7919 with additional argument.
7920 * tree-vectorizer.h (enum vect_def_type): Add
7921 vect_double_reduction_def.
7922 (vect_is_simple_reduction): Add argument.
7923 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7925 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7926 vect_is_simple_reduction with additional argument.
7927 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7929 (reduction_code_for_scalar_code): Handle additional codes by
7930 returning ERROR_MARK for them. Fix comment and indentation.
7931 (vect_is_simple_reduction): Fix comment, add argument to specify
7932 double reduction. Detect double reduction.
7933 (get_initial_def_for_induction): Fix indentation.
7934 (get_initial_def_for_reduction): Fix comment and indentation.
7935 Handle double reduction. Create initial definitions that do not
7936 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7937 (vect_create_epilog_for_reduction): Fix comment, add argument to
7938 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7939 epilogue result extraction. Create double reduction phi node and
7940 replace relevant uses.
7941 (vectorizable_reduction): Call vect_is_simple_reduction with
7942 additional argument. Fix indentation. Update epilogue code treatment
7943 according to the changes in reduction_code_for_scalar_code. Check
7944 for double reduction. Call vect_create_epilog_for_reduction with
7945 additional argument.
7946 * tree-vect-stmts.c (process_use): Handle double reduction, update
7948 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7949 (vect_get_vec_def_for_operand): Likewise.
7951 2009-07-12 Danny Smith <dansmister@gmail.com>
7953 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7954 dllexport if !TREE_PUBLIC.
7955 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7957 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7959 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7960 (avr_extra_arch_macro) Remove declatation.
7961 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7962 (avr_extra_arch_macro) Declare as static.
7963 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7965 2009-07-11 Jan Hubicka <jh@suse.cz>
7968 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7970 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7973 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7974 cold_in_std_section bits.
7975 (dwarf2out_begin_prologue): Initialize them.
7976 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7977 if already covered by text_section or cold_text_section range.
7979 PR rtl-optimization/40667
7980 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7981 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7982 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7983 * config/i386/i386.c (ix86_minimum_alignment): New function.
7984 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7985 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7986 * emit-rtl.c (gen_reg_rtx): Likewise.
7987 * function.c (assign_parms): Likewise. If nominal_type needs
7988 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7989 rather than passed_type's alignment.
7992 * function.c (assign_parm_setup_stack): Adjust
7993 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7994 from nominal_mode on big endian.
7996 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7998 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8000 2009-07-10 DJ Delorie <dj@redhat.com>
8002 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8004 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8006 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8008 (thumb2_cbnz): Likewise.
8010 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8013 * config.gcc (supported_defaults): Add synci.
8014 (with_synci): Add validation.
8015 (all_defaults): Add synci.
8016 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8019 * config/mips/mips.opt (msynci): New option.
8020 * config/mips/mips.c (mips_override_options): Warn on use of
8021 -msynci for targets that do now support it.
8022 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8024 * gcc/doc/invoke.texi (-msynci): Document the new option.
8025 * doc/install.texi (--with-synci): Document the new option.
8027 2009-07-10 Richard Guenther <rguenther@suse.de>
8029 PR tree-optimization/40496
8030 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8031 the PHI result with a compatible type.
8033 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8037 * c.opt (Wunused-result): New.
8038 * doc/invoke.texi: Document it.
8039 * c-common.c (c_warn_unused_result): Use it.
8041 2009-07-09 DJ Delorie <dj@redhat.com>
8043 * targhooks.c (default_target_can_inline_p): Rename from
8044 default_target_option_can_inline_p.
8045 * targhooks.h (default_target_can_inline_p): Likewise.
8046 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8047 TARGET_OPTION_CAN_INLINE_P.
8048 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8049 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8050 (mep_target_can_inline_p): Rename from
8051 mep_target_option_can_inline_p.
8054 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8055 registers used to pass vectors.
8057 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8059 2009-07-09 Tom Tromey <tromey@redhat.com>
8061 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8062 * config/mmix/mmix.c: Include dwarf2.h.
8063 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8064 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8065 * config/sh/sh.c: Include dwarf2.h.
8066 * config/i386/i386.c: Include dwarf2.h.
8067 * Makefile.in (DWARF2_H): Remove 'elf'.
8068 * except.c: Include dwarf2.h.
8069 * unwind-dw2.c: Include dwarf2.h.
8070 * dwarf2out.c: Include dwarf2.h.
8071 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8072 * unwind-dw2-fde.c: Include dwarf2.h.
8073 * dwarf2asm.c: Include dwarf2.h.
8075 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8077 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8078 (max_issue): Use it.
8079 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8081 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8082 (region_sched_info): Update.
8083 * sched-ebb.c (ebb_sched_info): Update.
8084 * modulo-sched.c (sms_sched_info): Update.
8085 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8087 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8089 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8091 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8093 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8095 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8098 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8099 arg1 with arg01 if arg1 is already INTEGER_CST.
8101 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8103 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8104 Transform (and (truncate)) into (truncate (and)).
8106 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8108 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8109 creating LHS paradoxical subregs. Fix surrounding returns to
8110 use NULL_RTX rather than 0.
8112 2009-07-08 DJ Delorie <dj@redhat.com>
8114 * config/mep/mep.c: (mep_option_can_inline_p): New.
8115 (TARGET_OPTION_CAN_INLINE_P): Define.
8117 2009-07-08 Mark Wielaard <mjw@redhat.com>
8120 * dwarf2out.c (add_data_member_location_attribute): When we have
8121 only a constant offset don't emit a new location description using
8122 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8125 2009-07-08 Richard Henderson <rth@redhat.com>
8128 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8129 (enum reg_class): Add CLOBBERED_REGS.
8130 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8131 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8132 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8133 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8134 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8135 force 64-bit sibcalls into R11.
8136 * config/i386/constraints.md (U): New constraint.
8137 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8138 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8139 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8141 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8143 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8145 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8146 * ebitmap.h (dump_ebitmap): Ditto.
8147 * optabs.h (optab_libfunc): Ditto.
8148 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8149 * tree-flow.h (vect_can_force_dr_alignment_p,
8150 get_vectype_for_scalar_type): Ditto.
8151 (vectorize_loops): Move prototype to ...
8152 * tree-vectorizer.h: ... here. Also, adjust comment.
8153 (vect_set_verbosity_level): Remove duplicate prototype.
8154 * tree-ssa-loop.c: Include tree-vectorizer.h.
8155 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8157 2009-07-08 Nick Clifton <nickc@redhat.com>
8159 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8162 2009-07-08 DJ Delorie <dj@redhat.com>
8164 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8165 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8166 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8168 * config/mep/intrinsics.md: Regenerated.
8169 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8170 registers when asm() or calls are detected.
8172 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8175 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8177 * gimple (gimple_build_call_from_tree): Likewise.
8178 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8179 no_warning flag before warning.
8181 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8183 * tree.c (set_expr_locus): Remove.
8184 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8185 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8187 * gimplify.c (internal_get_tmp_var): Likewise.
8188 (gimplify_call_expr): Likewise.
8189 (gimplify_one_sizepos): Likewise.
8191 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8194 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8195 to variables for debugging purposes.
8197 2009-06-23 Mark Loeser <mark@halcy0n.com>
8200 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8202 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8204 * pretty-print.c (pp_base_format): Remove %J.
8205 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8206 gcc_cxxdiag_char_table): Likewise.
8207 (init_dynamic_diag_info): Likewise.
8209 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8211 * pretty-print.c (pp_base_format): Remove %H.
8212 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8213 gcc_cxxdiag_char_table): Likewise.
8214 (init_dynamic_diag_info): Likewise.
8215 * config/mep/mep.c (mep_select_section): Likewise.
8217 2009-07-07 Duncan Sands <baldrick@free.fr>
8219 * final.c (pass_clean_state): Give the pass a name.
8220 * passes.c (pass_rest_of_compilation): Likewise.
8221 * tree-optimize.c (pass_all_optimizations): Likewise.
8223 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8225 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8226 an extra 'decl' for error_at.
8228 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8231 * tree-tailcall.c (adjust_return_value_with_ops,
8232 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8233 if it has complex or vector type.
8235 2009-07-07 Olivier Hainque <hainque@adacore.com>
8237 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8240 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8242 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8244 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8246 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8247 * c-decl.c: Likewise.
8248 * function.c: Likewise.
8249 * varasm.c: Likewise.
8250 * tree-ssa.c: Likewise.
8251 * c-common.c: Likewise.
8252 * tree-cfg.c: Likewise.
8253 * config/spu/spu.c: Likewise.
8254 * config/ia64/ia64.c: Likewise.
8255 * config/v850/v850.c: Likewise.
8257 2009-07-06 DJ Delorie <dj@redhat.com>
8259 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8260 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8261 unspecified accesses to control registers.
8262 * config/mep/intrinsics.md: Regenerate.
8263 * config/mep/intrinsics.h: Regenerate.
8264 * config/mep/mep-intrin.h: Regenerate.
8266 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8268 * c-lex.c: Replace %H by an explicit location. Update all calls.
8269 * c-common.c: Likewise.
8270 * c-decl.c: Likewise.
8271 * c-typeck.c: Likewise.
8272 * fold-const.c: Likewise.
8273 * gimplify.c: Likewise.
8275 * tree-cfg.c: Likewise.
8276 * tree-ssa-loop-niter.c: Likewise.
8277 * tree-vrp.c: Likewise.
8278 * value-prof.c: Likewise.
8280 2009-07-06 Diego Novillo <dnovillo@google.com>
8282 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8283 if it has one. Handle cases where VAR does not have an
8284 annotation or cfun is NULL.
8286 2009-07-06 Diego Novillo <dnovillo@google.com>
8288 * tree.c: Include debug.h.
8289 (initialize_tree_contains_struct): New.
8290 (init_ttree): Call it.
8291 (tree_node_structure_for_code): Factor out of ...
8292 (tree_node_structure): ... here.
8293 * treestruct.def (TS_PHI_NODE): Remove.
8294 (TS_GIMPLE_STATEMENT): Remove.
8296 2009-07-06 Diego Novillo <dnovillo@google.com>
8298 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8299 (debug_tree_chain): Handle cycles.
8301 2009-07-06 Nick Clifton <nickc@redhat.com>
8302 DJ Delorie <dj@redhat.com>
8304 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8305 __FMOVD_ENABLED__ is defined.
8307 (TARGET_FMOVD): Provide a default definition.
8308 (MASK_FMOVD): Likewise.
8309 (TARGET_CPU_CPP_BUILTINS): Define
8310 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8311 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8312 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8313 (split for DF load from memory into register): Also handle
8314 MEMs which consist of REG+DISP addressing.
8315 (split for DF store from register to memory): Likewise.
8316 (movsf_ie): Always use single fp_mode.
8317 * config/sh/sh.c (sh_override_options): Do not automatically
8318 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8319 that to the -mfmovd command line switch.
8320 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8321 (fldi_ok): Always allow.
8322 * config/sh/sh.opt (mfmovd): Remove this switch.
8323 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8325 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8326 Kaz Kojima <kkojima@gcc.gnu.org>
8328 PR rtl-optimization/30807
8329 * postreload.c (reload_combine): For every new use of REG_SUM,
8330 record the use of BASE.
8332 2009-07-06 Jan Hubicka <jh@suse.cz>
8334 * params.def: Revert my accidental commit at 2009-06-30.
8336 2009-07-04 Ian Lance Taylor <iant@google.com>
8339 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8341 (mingw_format_attribute_overrides): Likewise.
8343 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8346 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8347 don't check cfa.reg. Instead of cfa.indirect use
8348 fde && fde->drap_reg != INVALID_REGNUM test.
8350 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8352 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8354 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8357 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8359 2009-07-03 Richard Guenther <rguenther@suse.de>
8361 PR tree-optimization/40640
8362 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8365 2009-07-03 Jan Hubicka <jh@suse.cz>
8367 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8368 for size, reduce amount of inlining.
8370 2009-07-03 Richard Guenther <rguenther@suse.de>
8373 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8374 if t +- x is known to not overflow and the conversion widens the
8376 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8378 2009-07-03 Jan Hubicka <jh@suse.cz>
8380 * ipa-pure-const.c (analyze): Update loop optimizer init.
8381 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8382 try_remove_empty_loop, remove_empty_loops): Remove.
8383 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8384 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8385 to mark regular loops as neccesary.
8386 (degenerate_phi_p): New function.
8387 (propagate_necessity, remove_dead_phis): Use it.
8388 (forward_edge_to_pdom): Likewise.
8389 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8390 virtual PHI nodes that became unreachable.
8391 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8392 * tree-flow.h (remove_empty_loops): Remove.
8393 * passes.c (init_optimization_passes): Remove.
8395 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8397 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8398 can_create_pseudo_p.
8399 (*fix_trunc<mode>_i387_1): Ditto.
8400 (*floathi<mode>2_1): Ditto.
8401 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8402 (*fistdi2_1): Ditto.
8403 (*fist<mode>2_1): Ditto.
8404 (frndintxf2_floor): Ditto.
8405 (*fist<mode>2_floor_1): Ditto.
8406 (frndintxf2_ceil): Ditto.
8407 (*fist<mode>2_ceil_1): Ditto.
8408 (frndintxf2_trunc): Ditto.
8409 (frndintxf2_mask_pm): Ditto.
8410 (fxam<mode>2_i387_with_temp): Ditto.
8411 * config/i386/sse.md (mulv16qi3): Ditto.
8412 (*sse2_mulv4si3): Ditto.
8414 (sse4_2_pcmpestr): Ditto.
8415 (sse4_2_pcmpistr): Ditto.
8417 2009-07-03 Jan Hubicka <jh@suse.cz>
8419 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8420 (mark_stmt_necessary): Set it.
8421 (mark_operand_necessary): Set it.
8422 (mark_control_dependent_edges_necessary): Set it.
8423 (mark_virtual_phi_result_for_renaming): New function.
8424 (get_live_post_dom): New function.
8425 (forward_edge_to_pdom): New function.
8426 (remove_dead_stmt): Fix handling of control dependences.
8427 (tree_dce_init): Init new bitmap.
8428 (tree_dce_done): Free it.
8430 2009-07-02 Richard Guenther <rguenther@suse.de>
8433 * tree-ssa-structalias.c (new_var_info): Initialize
8436 2009-07-02 Jan Hubicka <jh@suse.cz>
8438 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8441 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8443 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8444 instead of recomputing it. Adjust calls.
8445 (emit_store_flag): Adjust recursive calls.
8447 2009-07-02 Richard Guenther <rguenther@suse.de>
8449 * tree-ssa-live.c (remove_unused_locals): Do not remove
8451 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8452 of DECL_EXTERNAL for HEAP variables.
8453 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8454 HEAP variables. Do not adjust RESTRICT vars.
8455 (find_what_var_points_to): Nobody cares if something
8458 2009-07-02 Ben Elliston <bje@au.ibm.com>
8460 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8461 pc_low and pc_high declarations to the top of the function.
8463 2009-07-01 DJ Delorie <dj@redhat.com>
8465 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8467 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8468 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8469 unspecified accesses to control registers.
8470 * config/mep/intrinsics.md: Regenerate.
8471 * config/mep/intrinsics.h: Regenerate.
8472 * config/mep/mep-intrin.h: Regenerate.
8474 2009-07-01 Anthony Green <green@moxielogic.com>
8476 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8477 instruction when possible.
8478 (moxie_expand_prologue): Ditto. Also, save an instruction and
8479 some complexity by popping off of $r12 instead of $sp.
8480 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8483 2009-07-01 Richard Henderson <rth@redhat.com>
8486 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8487 contained no insns, reposition note before last insn.
8489 2009-07-01 Richard Henderson <rth@redhat.com>
8492 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8493 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8495 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8498 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8499 darwin9 for printing reg addresses with %y.
8501 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8503 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8504 truncation from operands in binary operations.
8506 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8509 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8510 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8511 subreg of op0 to the original op0.
8513 * expmed.c (store_bit_field_1): Use a temporary as the destination
8514 instead of a paradoxical subreg when we need to truncate the result.
8516 2009-07-01 DJ Delorie <dj@redhat.com>
8518 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8519 names to VLIW variants.
8520 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8521 * config/mep/intrinsics.md: Regenerate.
8522 * config/mep/intrinsics.h: Regenerate.
8523 * config/mep/mep-intrin.h: Regenerate.
8525 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8528 * jump.c (returnjump_p): Revert last patch.
8529 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8531 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8534 * pa.md (casesi32p): Use jump table label to determine the offset
8536 (casesi64p): Likewise.
8538 * pa.c (forward_branch_p): Return bool type. Use instruction
8539 addresses when available. Assert that INSN has a jump label.
8540 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8543 2009-07-01 Richard Guenther <rguenther@suse.de>
8545 PR tree-optimization/19831
8546 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8547 that only act as barriers do not make any previous stores necessary.
8548 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8549 HEAP variables global, do not add a constraint from nonlocal.
8550 (find_func_aliases): Handle escapes through return statements.
8551 (compute_points_to_sets): Make escaped HEAP variables global.
8553 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8556 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8557 after reducing a DImode cstore to SImode.
8559 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8561 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8562 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8564 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8566 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8567 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8569 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8570 and umod_optab if TARGET_BSD_DIVMOD.
8571 * config/vax/lib1funcs.asm: New file.
8572 * config/vax/t-linux: New file.
8573 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8575 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8578 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8579 to type arguments that have void type.
8582 * dwarf2out.c (gen_formal_parameter_die): Call
8583 equate_decl_number_to_die if node is different from origin.
8585 2009-06-30 Anthony Green <green@moxielogic.com>
8587 Clean up moxie port for --enable-build-with-cxx.
8588 * config/moxie/moxie.c (moxie_function_value): First two
8589 parameters are const_tree, not tree.
8590 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8591 (REG_CLASS_NAMES): Ditto.
8592 (REGNO_REG_CLASS): Ditto.
8593 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8594 (moxie_function_value): Fix constyness of arguments.
8596 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8598 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8599 finalize_size_functions before further processing.
8600 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8601 (variable_size): Call self_referential_size on size expressions
8602 that contain a PLACEHOLDER_EXPR.
8603 (size_functions): New static variable.
8604 (copy_self_referential_tree_r): New static function.
8605 (self_referential_size): Likewise.
8606 (finalize_size_functions): New global function.
8607 * tree.c: Include tree-inline.h.
8608 (push_without_duplicates): New static function.
8609 (find_placeholder_in_expr): New global function.
8610 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8612 <tcc_expression>: Likewise.
8613 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8614 the call in the expression.
8615 * tree.h (finalize_size_functions): Declare.
8616 (find_placeholder_in_expr): Likewise.
8617 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8618 (substitute_placeholder_in_expr): Update comment.
8619 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8621 (copy_tree_body_r): Likewise.
8622 (copy_tree_body): New static function.
8623 (maybe_inline_call_in_expr): New global function.
8624 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8625 (maybe_inline_call_in_expr): Declare.
8626 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8627 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8630 2009-06-30 Richard Guenther <rguenther@suse.de>
8632 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8634 (propagate_necessity): Do not mark reaching defs of stores
8637 2009-06-30 Jan Hubicka <jh@suse.cz>
8639 * cfgloopanal.c (check_irred): Move into ...
8640 (mark_irreducible_loops): ... here; return true if ireducible
8642 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8643 (analyze_function): Try to prove loop finiteness.
8644 * cfgloop.h (mark_irreducible_loops): Update prototype.
8645 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8647 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8649 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8651 2009-06-30 Ira Rosen <irar@il.ibm.com>
8653 PR tree-optimization/40542
8654 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8657 2009-06-30 Martin Jambor <mjambor@suse.cz>
8659 PR tree-optimization/40582
8660 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8661 than useless_type_conversion_p.
8662 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8665 2009-06-30 Martin Jambor <mjambor@suse.cz>
8668 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8670 2009-06-30 Richard Guenther <rguenther@suse.de>
8672 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8673 use ao_ref references.
8674 (walk_aliased_vdefs): Likewise.
8675 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8676 * tree-ssa-dce.c (struct ref_data): Remove.
8677 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8678 (mark_aliased_reaching_defs_necessary): Adjust.
8679 (mark_all_reaching_defs_necessary_1): Likewise.
8681 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8684 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8685 (emit_store_flag_1): Extract from emit_store_flag, adjust
8686 calls to (what now is) emit_cstore.
8687 (emit_store_flag): Call emit_store_flag_1 and also use it
8688 for what used to be recursive calls.
8690 2009-06-30 Wei Guozhi <carrot@google.com>
8693 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8694 if the target bb post dominates from bb.
8695 * config/i386/i386.c (memory_address_length): Check existence of base
8696 register before using it.
8698 2009-06-30 Nick Clifton <nickc@redhat.com>
8699 DJ Delorie <dj@redhat.com>
8701 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8702 __FMOVD_ENABLED__ is defined.
8704 (TARGET_FMOVD): Provide a default definition.
8705 (MASK_FMOVD): Likewise.
8706 (TARGET_CPU_CPP_BUILTINS): Define
8707 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8708 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8709 two fmov instructions depending upon whether TARGET_FMOVD is
8711 (split for DF load from memory into register): Also handle
8712 MEMs which consist of REG+DISP addressing.
8713 (split for DF store from register to memory): Likewise.
8714 * config/sh/sh.opt (mfmovd): Remove this switch.
8715 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8716 * config/sh/sh.c (sh_override_options): Do not automatically
8717 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8718 that to the -mfmovd command line switch.
8720 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8722 (fldi_ok): Always allow.
8723 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8725 2009-06-29 DJ Delorie <dj@redhat.com>
8727 * doc/install.texi (mep-x-elf): Correct chip's full name.
8729 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8731 * doc/extend.texi: Fix typo.
8733 2009-06-29 Tom Tromey <tromey@redhat.com>
8736 * Makefile.in (DWARF2_H): New variable.
8738 (dwarf2out.o): Likewise.
8739 (dwarf2asm.o): Likewise.
8740 * config/i386/t-i386: Use DWARF2_H.
8741 * except.c: Include elf/dwarf2.h.
8742 * unwind-dw2.c: Include elf/dwarf2.h.
8743 * dwarf2out.c: Include elf/dwarf2.h.
8744 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8745 <dtprel>: New field.
8746 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8747 (size_of_loc_descr): Likewise.
8748 (output_loc_operands_raw): Likewise.
8749 (output_loc_operands): Handle new dtprel field.
8750 (loc_checksum): Update.
8751 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8752 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8753 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8754 * dwarf2asm.c: Include elf/dwarf2.h.
8755 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8756 * config/mmix/mmix.c: Include elf/dwarf2.h.
8757 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8758 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8759 * config/sh/sh.c: Include elf/dwarf2.h.
8760 * config/i386/i386.c: Include elf/dwarf2.h.
8762 2009-06-29 DJ Delorie <dj@redhat.com>
8764 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8766 * doc/extend.texi: Add MeP attributes and pragmas.
8767 * doc/invoke.text: Add MeP Options.
8768 * doc/contrib.texi: Add MeP contribution.
8769 * doc/md.texi: Add MeP constraints.
8770 * doc/install.texi: Add MeP target.
8772 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8774 * target.h (struct gcc_target): Add frame_pointer_required field.
8775 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8776 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8777 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8779 * reload1.c (update_eliminables): (Ditto.).
8780 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8781 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8782 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8784 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8786 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8787 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8788 (arm_frame_pointer_required): New function.
8790 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8791 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8792 (avr_frame_pointer_required_p): Declare as static.
8793 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8795 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8796 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8797 (bfin_frame_pointer_required): Make as static, change return type
8799 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8801 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8802 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8803 (cris_frame_pointer_required): New function.
8805 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8807 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8808 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8809 (fr30_frame_pointer_required): New function.
8811 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8812 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8813 (frv_frame_pointer_required): Make as static, change return type
8815 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8817 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8818 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8819 (ix86_frame_pointer_required): Make as static, change return type to
8821 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8823 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8824 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8826 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8828 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8830 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8832 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8833 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8834 (mips_frame_pointer_required): Make as static.
8835 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8837 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8838 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8839 (mmix_frame_pointer_required): Mew function.
8841 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8842 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8844 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8846 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8848 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8850 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8851 (CAN_ELIMINATE): Redefine.
8852 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8853 (sparc_frame_pointer_required): New function.
8854 (sparc_can_eliminate): New function.
8855 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8857 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8858 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8860 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8861 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8862 (xtensa_frame_pointer_required): Make as static, change return type
8864 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8867 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8869 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8870 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8871 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8872 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8873 (register_callback): Handle PLUGIN_START_UNIT.
8874 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8876 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8878 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8880 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8881 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8883 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8885 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8888 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8890 * doc/extend.texi (Additional Floating Types): __float128 is also
8891 supported on i386 targets.
8893 2009-06-29 Richard Guenther <rguenther@suse.de>
8896 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8898 (pt_solutions_same_restrict_base): Declare.
8899 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8901 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8902 (make_constraint_from, make_copy_constraint): Move earlier.
8903 (make_constraint_from_heapvar): New function.
8904 (make_constraint_from_restrict): Likewise.
8905 (handle_lhs_call): Use it.
8906 (find_func_aliases): Use it to track conversions to restrict
8908 (struct fieldoff): Add only_restrict_pointers flag.
8909 (push_fields_onto_fieldstack): Initialize it.
8910 (create_variable_info_for): Track global restrict qualified pointers.
8911 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8912 Track restrict qualified pointer arguments.
8913 (set_uids_in_ptset): Use varinfo is_global_var flag.
8914 (find_what_var_points_to): Set the vars_contains_restrict flag.
8915 Always create the points-to solution for sets including restrict tags.
8916 (pt_solutions_same_restrict_base): New function.
8917 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8918 qualified pointers use pt_solutions_same_restrict_base as
8919 additional source for disambiguation.
8921 2009-06-29 Richard Guenther <rguenther@suse.de>
8924 * alias.c (find_base_decl): Remove.
8925 (get_deref_alias_set_1): Remove restrict handling.
8926 * c-common.c (c_apply_type_quals_to_decl): Do not set
8927 DECL_POINTER_ALIAS_SET.
8928 * gimplify.c (find_single_pointer_decl_1): Remove.
8929 (find_single_pointer_decl): Likewise.
8930 (internal_get_tmp_var): Remove restrict handling.
8931 (gimple_regimplify_operands): Likewise.
8932 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8933 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8934 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8935 * tree.c (restrict_base_for_decl): Remove.
8936 (init_ttree): Do not allocate it.
8937 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8938 LABEL_DECL_UID for label decls.
8939 (copy_node_stat): Do not copy restrict information.
8940 (decl_restrict_base_lookup): Remove.
8941 (decl_restrict_base_insert): Likewise.
8942 (print_restrict_base_statistics): Likewise.
8943 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8944 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8945 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8946 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8947 (LABEL_DECL_UID): Adjust.
8948 (DECL_BASED_ON_RESTRICT_P): Remove.
8949 (DECL_GET_RESTRICT_BASE): Likewise.
8950 (SET_DECL_RESTRICT_BASE): Likewise.
8951 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8953 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8954 instead of DECL_POINTER_ALIAS_SET.
8955 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8956 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8957 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8959 2009-06-29 Richard Guenther <rguenther@suse.de>
8961 PR tree-optimization/40579
8962 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8963 the IL to simplify has constants that overflowed.
8965 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8967 PR tree-optimization/40550
8968 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8969 vector_compute_type only when the size of vector_compute_type is
8970 less than the size of type.
8972 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8974 * fold-const.c (contains_label_1): Fix comments.
8975 (contains_label_p): Do not walk trees multiple time.
8977 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8979 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8980 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8981 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8982 ix86_fp_comparison_operator.
8983 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8984 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8985 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8986 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8987 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8988 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8989 (related splits): Change predicate to ix86_fp_comparison_operator.
8990 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8991 instead of ix86_fp_comparison_codes.
8992 (ix86_trivial_fp_comparison_operator,
8993 ix86_fp_comparison_operator): New.
8994 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8995 (ix86_expand_compare): Eliminate last two parameters.
8996 (ix86_fp_jump_nontrivial_p): Kill.
8997 * config/i386/i386.c (put_condition_code): Eliminate call to
8998 ix86_fp_comparison_codes and subsequent assertion.
8999 (ix86_fp_comparison_codes): Eliminate.
9000 (ix86_fp_swap_condition): New.
9001 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9002 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9003 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9004 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9005 and ix86_fp_swap_condition.
9006 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9007 Use ix86_fp_comparison_strategy.
9008 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9009 (ix86_fp_jump_nontrivial_p): Eliminate.
9010 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9011 call to ix86_expand_compare.
9012 (ix86_split_fp_branch, ix86_expand_setcc,
9013 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9014 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9016 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9018 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9019 related to jump_clobbers.
9020 * config/arm/arm.md (conds): Remove jump_clob case.
9021 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9022 splits): Change comparison_operator to arm_comparison_operator.
9023 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9026 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9028 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9029 condition for floating point modes.
9030 * expmed.c (emit_store_flag_1): Move here a bigger part
9032 (emit_store_flag): Try swapping the condition for floating point
9034 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9036 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9038 * expr.c (expand_expr_real_1): Just use do_store_flag.
9039 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9040 emit_store_flag_force.
9041 * expmed.c (emit_store_flag_force): Copy here trick
9042 previously in expand_expr_real_1. Try reversing the comparison.
9043 (emit_store_flag_1): Work if target is NULL.
9044 (emit_store_flag): Work if target is NULL, using the result mode
9045 from the comparison. Use split_comparison, restructure final part
9046 to simplify conditionals.
9048 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9050 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9051 * dojump.c (do_jump): Change handling of floating-point
9052 ops to use just do_compare_and_jump.
9053 (split_comparison): New.
9054 (do_compare_rtx_and_jump): Add here logic coming previously
9055 in do_jump, using split_comparison.
9057 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9060 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9062 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9064 * tree-ssa-alias.c: Fix unintentional commit.
9066 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9068 * passes.c (execute_one_pass): Fix unintentional commit.
9070 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9072 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9073 (df_rd_local_compute, df_md_local_compute): Inline them.
9075 (df_md_scratch): New.
9076 (df_md_alloc, df_md_free): Allocate/free it.
9077 (df_md_local_compute): Only include live registers in init.
9078 (df_md_transfer_function): Prune the in-set computed by
9079 the confluence function, and the gen-set too.
9081 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9083 PR rtl-optimization/26854
9084 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9085 * df-problems.c (df_rd_add_problem): Fix comment.
9086 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9087 df_md_simulate_artificial_defs_at_top,
9088 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9089 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9090 df_md_transfer_function, df_md_init, df_md_confluence_0,
9091 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9092 problem_MD, df_md_add_problem): New.
9093 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9094 df_md_get_bb_info): New.
9095 (DF_LAST_PROBLEM_PLUS1): Adjust.
9097 * Makefile.in (fwprop.o): Include domwalk.h.
9098 * fwprop.c: Include domwalk.h.
9099 (reg_defs, reg_defs_stack): New.
9100 (bitmap_only_bit_between): Remove.
9101 (process_defs): New.
9102 (process_uses): Use reg_defs and local_md instead of
9103 bitmap_only_bit_between and local_rd.
9104 (single_def_use_enter_block): New, from build_single_def_use_links.
9105 (single_def_use_leave_block): New.
9106 (build_single_def_use_links): Remove code moved to
9107 single_def_use_enter_block, invoke domwalk.
9108 (use_killed_between): Adjust comment.
9110 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9112 * bitmap.h (bitmap_ior_and_into): New.
9113 * bitmap.c (bitmap_ior_and_into): New.
9115 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9117 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9118 before_dom_children_before_stmts and after_dom_children_after_stmts.
9119 Rename the two remaining callbacks to just before_dom_children and
9120 after_dom_children. Remove other GIMPLE statement walking bits.
9121 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9122 * graphite.c: Do not include domwalk.h.
9123 * tree-into-ssa.c (interesting_blocks): New global.
9124 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9125 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9126 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9127 now that they're not domwalk callbacks.
9128 (rewrite_initialize_block): Rename to...
9129 (rewrite_enter_block): ... this, place after called functions. Test
9130 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9131 (rewrite_finalize_block): Rename to...
9132 (rewrite_leave_block): ... this, place after called functions.
9133 (rewrite_update_init_block): Rename to...
9134 (rewrite_update_enter_block): ... this, place after called functions.
9135 Test interesting_blocks, call rewrite_update_stmt and
9136 rewrite_update_phi_arguments.
9137 (rewrite_update_fini_block): Rename to...
9138 (rewrite_leave_block): ... this, place after called functions.
9139 (rewrite_blocks): Remove last argument, simplify initialization of
9141 (mark_def_sites_initialize_block): Rename to...
9142 (mark_def_sites_block): ... this, call mark_def_sites.
9143 (mark_def_sites_blocks): Remove argument, simplify initialization of
9145 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9146 (update_ssa): Likewise.
9147 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9149 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9150 (dom_opt_initialize_block): Rename to...
9151 (dom_opt_enter_block): ... this, place after called functions. Walk
9152 statements here, inline propagate_to_outgoing_edges.
9153 (dom_opt_finalize_block): Rename to...
9154 (dom_opt_leave_block): ... this, place after called functions.
9155 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9157 (dse_enter_block, dse_record_phi): New.
9158 (dse_record_phis): Delete.
9159 (dse_finalize_block): Rename to...
9160 (dse_leave_block): ... this.
9161 (tree_ssa_dse): Simplify initialization of walk_data.
9162 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9163 Adjust initialization of walk_data.
9164 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9165 * tree-ssa-loop-phiopt.c (get_non_trapping):
9166 Adjust initialization of walk_data.
9167 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9168 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9169 it's not a domwalk callback.
9170 (uncprop_initialize_block): Rename to...
9171 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9172 (dse_finalize_block): Rename to...
9173 (dse_leave_block): ... this.
9174 (tree_ssa_uncprop): Simplify initialization of walk_data.
9175 * Makefile.in: Adjust dependencies.
9177 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9179 * arm.md (casesi): Fix test for Thumb1.
9180 (thumb1_casesi_internal_pic): Likewise.
9181 (thumb1_casesi_dispatch): Likewise.
9183 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9185 * config/arm/arm-cores.def: Added core cortex-m0.
9186 * config/arm/arm-tune.md: Regenerated.
9187 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9189 2009-06-26 DJ Delorie <dj@redhat.com>
9191 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9193 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9194 the scheduler doesn't tag jump insns.
9196 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9198 * c-decl.c (merge_decls): Re-indent.
9200 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9203 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9204 Special-case decimal float constants.
9206 2009-06-26 Richard Henderson <rth@redhat.com>
9208 * function.h (struct function): Add cannot_be_copied_reason,
9209 and cannot_be_copied_set.
9210 * tree-inline.c (has_label_address_in_static_1): Rename from
9211 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9212 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9213 don't set inline_forbidden_reason.
9214 (copy_forbidden): New function, split out of inline_forbidden_p.
9215 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9216 (inline_forbidden_p): Use copy_forbidden.
9217 (tree_versionable_function_p): Likewise.
9218 (inlinable_function_p): Merge into tree_inlinable_function_p.
9219 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9220 * ipa-cp.c (ipcp_versionable_function_p): New function.
9221 (ipcp_cloning_candidate_p): Use it.
9222 (ipcp_node_modifiable_p): Likewise.
9224 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9226 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9227 that is marked not to be inlined. Remove flag_mudflap use.
9228 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9229 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9231 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9234 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9235 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9237 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9239 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9241 (__mingwthr_remove_key_dtor): Likewise.
9243 2009-06-26 Richard Guenther <rguenther@suse.de>
9245 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9247 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9250 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9251 try the non-cond_exec path also.
9253 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9256 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9257 (output_cbranch): Use new functions.
9258 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9261 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9262 Pat Haugen <pthaugen@us.ibm.com>
9263 Revital Eres <ERES@il.ibm.com>
9265 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9266 for %c error. Add %x support to print VSX registers as a unified
9267 register set, instead of separate float and altivec registers.
9268 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9269 %y case, and add support for VSX pre-modify addresses.
9270 (output_toc): Add assert for CONST containing an integer constant
9272 (rs6000_adjust_cost): Add POWER7 support.
9273 (insn_must_be_first_in_group): Ditto.
9274 (insn_must_be_last_in_group): Ditto.
9275 (rs6000_emit_popcount): Ditto.
9276 (rs6000_vector_mode_supported_p): Ditto.
9278 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9279 Change some of the functions called by macros to being called
9280 through a pointer, so debug functions can be inserted if
9281 -mdebug=addr or -mdebug=cost.
9282 (rs6000_preferred_reload_class_ptr): Ditto.
9283 (rs6000_secondary_reload_class_ptr): Ditto.
9284 (rs6000_secondary_memory_needed_ptr): Ditto.
9285 (rs6000_cannot_change_mode_class_ptr): Ditto.
9286 (rs6000_secondary_reload_inner): Ditto.
9287 (rs6000_legitimize_reload_address): Ditto.
9288 (rs6000_legitimize_reload_address_ptr): Ditto.
9289 (rs6000_mode_dependent_address): Ditto.
9290 (rs6000_mode_dependent_address_ptr): Ditto.
9292 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9293 function to return true if the mode allows reg + integer
9295 (virtual_stack_registers_memory_p): New function to return true if
9296 the address refers to a virtual stack register.
9297 (rs6000_legitimate_offset_address_p): Move code to say whether a
9298 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9300 (rs6000_legitimate_address_p): Add checks for modes that only can
9301 do reg+reg addressing. Start adding VSX support.
9302 (rs6000_legitimize_reload_address): Ditto.
9303 (rs6000_legitimize_address): Ditto.
9304 (rs6000_debug_legitimate_address_p): New debug functions for
9305 -mdebug=addr and -mdebug=cost.
9306 (rs6000_debug_rtx_costs): Ditto.
9307 (rs6000_debug_address_costs): Ditto.
9308 (rs6000_debug_adjust_cost): Ditto.
9309 (rs6000_debug_legitimize_address): Ditto.
9310 (rs6000_legitimize_reload_address_ptr): Point to call normal
9311 function or debug function. Make functions called via pointer
9313 (rs6000_mode_dependent_address_ptr): Ditto.
9314 (rs6000_secondary_reload_class_ptr): Ditto.
9315 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9316 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9317 into a friendlier error.
9318 (rs6000_init_builtins): Add initial VSX support.
9319 (rs6000_adjust_cost): Fix some spacing issues.
9321 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9322 (REG_CLASS_NAMES): Ditto.
9323 (REG_CLASS_CONTENTS): Ditto.
9324 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9325 pointer, to add -mdebug=addr support.
9326 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9327 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9328 -mdebug=addr support.
9329 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9330 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9331 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9333 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9335 (bswapsi*): Set attribute types for load/store. Add combiner
9336 patterns to eliminate zero extend on 64-bit.
9337 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9338 stdbrx if the hardware supports those instructions.
9340 2009-06-25 Ian Lance Taylor <iant@google.com>
9342 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9343 (Link Options): Document -static-libstdc++.
9345 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9348 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9349 DATA_ALIGNMENT instead.
9351 2009-06-25 Richard Guenther <rguenther@suse.de>
9353 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9354 indirect references against the callused/escaped solutions.
9355 (call_may_clobber_ref_p_1): Likewise.
9357 2009-06-25 Martin Jambor <mjambor@suse.cz>
9359 PR tree-optimization/40493
9360 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9361 (enum unscalarized_data_handling): New type.
9362 (handle_unscalarized_data_in_subtree): Return what has been done.
9363 (load_assign_lhs_subreplacements): Handle left flushes differently.
9364 (sra_modify_assign): Use unscalarized_data_handling, simplified
9365 condition determining whether to remove the statement.
9367 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9369 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9370 excerpt - @ should be doubled for texinfo.
9372 2009-06-24 Ian Lance Taylor <iant@google.com>
9374 * config/arc/arc.c: Include "df.h".
9375 (arc_attribute_table): Make static. Move higher in file.
9376 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9377 (output_shift): Initialize n later to avoid warning.
9378 * config/arm/arm.c (arm_attribute_table): Make static. Move
9380 * config/avr/avr.c (avr_attribute_table): Make static. Move
9382 (reg_class_tab): Change array type from int to enum reg_class.
9383 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9385 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9386 (lshrhi3_out): Likewise.
9387 (class_likely_spilled_p): Change return type to bool.
9388 (avr_rtx_costs): Use local code variable with enum type.
9389 * config/avr/avr.md (movmemhi): Use add_reg_note.
9390 (andhi3, andsi3): Don't use AS2 with "and".
9391 (iorhi3, iorsi3): Don't use AS2 with "or".
9392 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9393 * config/crx/crx.c: Include "df.h".
9394 (crx_attribute_table): Make static.
9395 * config/m32r/m32r.c: Include "df.h".
9396 (m32r_attribute_table): Make static. Move higher in file.
9397 (pop): Use add_reg_note.
9398 (block_move_call): Change 0 to LCT_NORMAL in function call.
9399 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9400 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9401 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9402 declare, not just when TREE_CODE is defined.
9403 * config/m68hc11/m68hc11.c: Include "expr.h".
9404 (m68hc11_attribute_table): Make static. Move higher in file.
9405 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9407 (m68hc11_register_indirect_p): Likewise.
9408 (m68hc11_function_arg_padding): Change return type to enum
9410 (emit_move_after_reload): Use add_reg_note.
9411 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9412 (m68hc11_split_logical): Likewise.
9413 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9415 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9416 to VOIDmode in function call.
9417 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9419 (m68hc11_split_logical): Update declaration.
9420 (m68hc11_function_arg_padding): Update declaration.
9421 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9422 to array of enum reg_class.
9423 (mcore_attribute_table): Make static. Move higher in file.
9424 (mcore_rtx_costs): Add cast to enum type.
9425 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9426 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9427 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9429 * config/sh/predicates.md (trapping_target_operand): Rename and to
9431 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9433 * config/spu/spu.c (spu_attribute_table): Make static. Move
9435 * config/v850/v850.c (v850_attribute_table): Make static. Move
9437 (v850_rtx_costs): Use local code with enum type.
9438 (expand_epilogue): Add cast.
9439 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9441 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9444 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9445 -m2a-single-only and -m2a-nofpu.
9446 * config/sh/sh.opt: Document m2a generates FPU code.
9448 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9450 * defaults.h (CAN_ELIMINATE): Provide default.
9451 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9452 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9453 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9454 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9455 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9456 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9457 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9458 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9459 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9460 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9462 2009-06-24 DJ Delorie <dj@redhat.com>
9464 * mep-ext-cop.cpu: Fix copyright notice.
9465 * mep-default: Fix copyright notice.
9466 * mep-core: Fix copyright notice.
9467 * mep: Fix copyright notice.
9468 * mep-ivc2: Fix copyright notice.
9469 * mep-c5: Fix copyright notice.
9471 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9473 * doc/contrib.texi (Contributors):
9475 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9478 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9479 src and dst operands if necessary.
9481 2009-06-23 DJ Delorie <dj@redhat.com>
9484 * config.gcc: Add mep support.
9485 * recog.c: Resurrect validate_replace_rtx_subexp().
9486 * recog.h: Likewise.
9487 * config/mep/: Add new port:
9488 * config/mep/constraints.md: New file.
9489 * config/mep/default.h: New file.
9490 * config/mep/intrinsics.h: New file.
9491 * config/mep/intrinsics.md: New file.
9492 * config/mep/ivc2-template.h: New file.
9493 * config/mep/mep-c5.cpu: New file.
9494 * config/mep/mep-core.cpu: New file.
9495 * config/mep/mep-default.cpu: New file.
9496 * config/mep/mep-ext-cop.cpu: New file.
9497 * config/mep/mep-intrin.h: New file.
9498 * config/mep/mep-ivc2.cpu: New file.
9499 * config/mep/mep-lib1.asm: New file.
9500 * config/mep/mep-lib2.c: New file.
9501 * config/mep/mep-pragma.c: New file.
9502 * config/mep/mep-protos.h: New file.
9503 * config/mep/mep-tramp.c: New file.
9504 * config/mep/mep.c: New file.
9505 * config/mep/mep.cpu: New file.
9506 * config/mep/mep.h: New file.
9507 * config/mep/mep.md: New file.
9508 * config/mep/mep.opt: New file.
9509 * config/mep/predicates.md: New file.
9510 * config/mep/t-mep: New file.
9512 2009-06-23 Ian Lance Taylor <iant@google.com>
9514 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9515 from loose_warn into c_loose_warn and from strict_warn into
9516 c_strict_warn. Set and substitute warn_cxxflags. Check for
9517 --enable-build-with-cxx. Set and substitute
9518 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9519 * Makefile.in (CXXFLAGS): New variable.
9520 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9521 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9522 the default is the same as $(STRICT_WARN).
9523 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9524 (CXX): New variable.
9525 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9526 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9527 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9528 (HOST_LIBS): New variable.
9529 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9530 (ALL_CXXFLAGS): New variable.
9531 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9532 * doc/install.texi (Configuration): Document
9533 --enable-build-with-cxx, --with-stage1-ldflags,
9534 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9535 * configure: Rebuild.
9537 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9539 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9540 from previous commit.
9542 2009-06-23 Ian Lance Taylor <iant@google.com>
9544 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9546 2009-06-23 Ian Lance Taylor <iant@google.com>
9548 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9549 with ATTRIBUTE_UNUSED.
9551 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9552 Pat Haugen <pthaugen@us.ibm.com>
9553 Revital Eres <eres@il.ibm.com>
9555 * config.in (HAVE_AS_POPCNTD): Add default definition.
9556 (HAVE_AS_LWSYNC): Ditto.
9558 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9560 (gcc_cv_as_powerpc_cmpb): Ditto.
9561 (gcc_cv_as_powerpc_dfp): Ditto.
9562 (gcc_cv_as_powerpc_vsx): Ditto.
9563 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9564 supporting the popcntd/lwsync instructions.
9565 (gcc_cv_as_powerpc_lwsync): Ditto.
9566 * configure: Regenerate.
9568 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9569 -mcpu=native and -mcpu=power7.
9570 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9572 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9573 a variable instead of a mask to reduce the number of mask bits.
9574 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9575 (-mbit-word): Ditto.
9576 (-mregnames): Ditto.
9577 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9578 (-mfused-madd): Ditto.
9580 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9582 (-mvsx): New switch for VSX instructions.
9583 (-misel): Move from a variable to a mask to allow it to be set by
9586 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9587 function declaration to an array declaration.
9588 (rs6000_hard_regno_nregs): New external array declaration.
9590 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9591 files included by rs6000.md.
9593 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9594 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9596 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9598 (rs6000_debug_reg): New -mdebug= variables.
9599 (rs6000_debug_addr): Ditto.
9600 (rs6000_debug_cost): Ditto.
9601 (rs6000_pmode): New variable to hold Pmode.
9602 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9603 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9604 calculated at compiler start.
9605 (rs6000_hard_regno_nregs): Change function to an array which holds
9606 HARD_REGNO_NREGS calculated at compiler start.
9607 (rs6000_explicit_options): Delete isel field.
9608 (rs6000_vector_unit): New array to hold which vector unit
9609 supports arithmetic options for a given type.
9610 (rs6000_vector_mem): New array to hold which vector unit supports
9611 memory reference operations for a given type.
9612 (rs6000_vector_align): New array to given the alignment of each
9614 (power7_cost): New basic costs for power7.
9615 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9616 (rs6000_hard_regno_nregs_internal): New function, moved from
9617 HARD_REGNO_NREGS, to calculate the number of registers each hard
9618 register takes for each type.
9619 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9620 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9621 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9622 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9623 unit information here so it is calculated once at compiler startup
9625 (rs6000_override_options): Make -misel a target mask. Add more
9626 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9627 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9629 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9630 (rs6000_handle_option): Move -misel from variable to target mask.
9631 (rs6000_builtin_mask_for_load): Add VSX support.
9632 (rs6000_conditional_register_usage): Ditto.
9633 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9634 (function_arg_boundary): Ditto.
9635 (rs6000_expand_builtin): Ditto.
9636 (def_builtin): Make abort message a little friendlier.
9637 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9639 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9640 assembler support the popcntd instruction instead of a vsx
9641 instruction to enable power7 support.
9642 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9643 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9644 option to the assembler if -mcpu=native.
9645 (ASM_CPU_NATIVE_SPEC): Ditto.
9646 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9648 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9649 the lwsync instruction.
9650 (enum processor_type): Add PROCESSOR_POWER7.
9651 (rs6000_debug_reg): New -mdebug= options.
9652 (rs6000_debug_addr): Ditto.
9653 (rs6000_debug_cost): Ditto.
9654 (rs6000_isel): Delete.
9655 (enum rs6000_vector): New enum to say what vector unit we have.
9656 (VECTOR_UNIT_*): New macros to say which vector unit has
9657 arithmetic operations for a given type.
9658 (VECTOR_MEM_*): New macros to say which vector unit has memory
9659 operations for a given type.
9660 (TARGET_LDBRX): Whether the machine supports the ldbrx
9662 (TARGET_ISEL): Delete, -misel moved to be a mask.
9663 (TARGET_ISEL64): New macro for 64-bit isel support.
9664 (UNITS_PER_VSX_WORD): New macro.
9665 (POINTER_SIZE): Move to be an external variable, rather than
9666 calculating whether we are generating 32 ot 64-bit code.
9668 (STACK_BOUNDARY): Add VSX support.
9669 (LOCAL_ALIGNMENT): Ditto.
9670 (SLOW_UNALIGNED_ACCESS): Ditto.
9671 (VSX_REGNO_P): New macro for VSX support.
9672 (VFLOAT_REGNO_P): Ditto.
9673 (VINT_REGNO_P): Ditto.
9674 (VLOGICAL_REGNO_P): Ditto.
9675 (VSX_VECTOR_MODE): Ditto.
9676 (VSX_SCALAR_MODE): Ditto.
9678 (VSX_MOVE_MODE): Ditto.
9679 (VSX_REG_CLASS_P): Ditto.
9680 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9682 (UNITS_PER_SIMD_WORD): Add VSX support.
9683 (MODES_TIEABLE_P): Ditto.
9684 (STARTING_FRAME_OFFSET): Ditto.
9685 (STACK_DYNAMIC_OFFSET): Ditto.
9686 (EPILOGUE_USES): Ditto.
9687 (REGNO_REG_CLASS): Move to array lookup.
9688 (CLASS_MAX_NREGS): Ditto.
9689 (rs6000_vector_reg_class): Add declaration.
9690 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9691 overlap with the floating point and Altivec registers.
9693 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9695 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9696 give the appropriate asm switches if -mcpu=native.
9697 (host_detect_local_cpu): Add support for "asm".
9698 (host_detect_local_cpu): Follow GNU code guidelines for name.
9700 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9701 -mbit-word to a variable instead of being a target mask.
9703 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9704 emit the lwsync instruction instead of emitting the instruction as
9705 an integer constant.
9707 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9708 fixuns_trundfsi2, move expander into rs6000.md.
9710 * config/rs6000/rs6000.md (cpu): Add power7.
9711 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9712 (logical predicate patterns): Change the single instruction
9713 primitives that set CR0 to be fast_compare instead of compare.
9715 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9716 (popcntddi2): Ditto.
9717 (popcount<mode>): Ditto.
9718 (floating multiply/add insns): Name the floating point
9720 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9721 (isel_unsigned_<mode>): Ditto.
9722 (fixuns_trundfsi2): Move expander here from spe.md.
9723 (smindi3): Define if we have -misel on 64-bit systems.
9728 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9730 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9732 * config/avr/avr.c (avr_current_device): New variable.
9733 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9734 (avr_arch, mcu_type_s): Move to avr.h.
9735 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9736 default_data_section_start fields.
9737 (avr_arch): Moved from avr.c.
9738 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9739 library_name fields.
9740 (avr_current_device, avr_mcu_types, avr_arch_types,
9741 avr_device_to_arch, avr_device_to_data_start,
9742 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9743 (EXTRA_SPEC_FUNCTIONS): Define.
9744 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9745 options mapping. Use device_to_arch and device_to_data_start insted.
9746 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9747 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9748 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9749 * config/avr/driver-avr.c: New file.
9750 * config/avr/avr-devices.c: New file.
9752 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9754 * var-tracking.c (unshare_variable): Force initialized to
9755 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9756 (set_variable_part): Likewise.
9757 (struct variable_union_info): Remove pos_src field.
9758 (vui_vec, vui_allocated): New variables.
9759 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9760 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9761 == 1 use a simpler sorting algorithm. Compute pos field right
9762 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9763 Avoid quadratic comparison if !flag_var_tracking_uninit.
9764 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9765 unshare_variable unconditionally.
9766 (dataflow_set_different_2): Removed.
9767 (dataflow_set_different): Don't traverse second hash table.
9768 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9769 unconditionally to var_reg_set or var_mem_set.
9770 (emit_notes_in_bb): Likewise.
9771 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9773 (emit_note_insn_var_location): Don't set initialized to
9774 VAR_INIT_STATUS_INITIALIZED early.
9775 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9777 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9779 * tree-object-size.c (addr_object_size): Instead of checking
9780 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9781 are no FIELD_DECLs following it.
9783 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9785 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9786 order to match bswaps with signed source operands.
9788 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9790 * sdbout.c (sdbout_one_type): Fix braces in switch.
9792 2009-06-23 Richard Guenther <rguenther@suse.de>
9794 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9796 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9797 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9798 var_callused, callused_tree, var_storedanything, storedanything_tree,
9799 var_integer, integer_tree): Remove global variables.
9800 (new_var_info): Do not pass new id, append the new var to the
9801 global variable vector.
9802 (do_ds_constraint): Use is_global_var member of the variable-info.
9803 (new_scalar_tmp_constraint_exp): Adjust.
9804 (create_function_info_for): Likewise.
9805 (create_variable_info_for): Likewise.
9806 (find_what_var_points_to): Remove dead code.
9807 (init_base_vars): Simplify.
9808 (compute_points_to_sets): Adjust.
9810 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9812 * combine.c (try_combine): Dump information about the insns we're
9815 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9817 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9818 check when calling force_to_mode on TRUNCATE's operand.
9820 2009-06-22 Ian Lance Taylor <iant@google.com>
9822 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9824 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9826 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9828 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9830 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9831 override library linkage flags such as -static-libgcc or
9834 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9836 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9838 2009-06-22 Ian Lance Taylor <iant@google.com>
9840 * config/linux.opt: Put mglibc ahead of muclibc.
9842 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9843 for duplicate decls.
9845 2009-06-22 Matthias Klose <doko@ubuntu.com>
9847 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9849 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9852 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9853 instead of NULL if a parser error occurs.
9855 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9857 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9858 non-DWARF2_DEBUGGING_INFO version.
9860 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9862 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9863 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9865 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9866 (LIBGCC2_TF_CEXT): Define.
9869 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9872 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9874 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9876 * config/arm/arm.c (arm_override_options): Disable
9877 -mcaller-super-interworking and -mcallee-super-interworking.
9878 * doc/invoke.texi (ARM Options): Document this.
9880 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9882 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9883 * config/arm/constraints.md (j): New constraint for movw operands.
9884 (N): Remove thumb2 meaning.
9885 * config/arm/arm.md (*arm_movw): Delete.
9886 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9887 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9888 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9890 2009-06-22 Martin Jambor <mjambor@suse.cz>
9892 PR tree-optimization/40492
9893 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9894 build_ref_for_offset.
9896 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9898 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9899 JUMP_TABLE_DATA_P predicates where applicable.
9900 * auto-inc-dec.c: Ditto.
9901 * builtins.c: Ditto.
9902 * caller-save.c: Ditto.
9904 * cfgcleanup.c: Ditto.
9905 * cfglayout.c: Ditto.
9908 * combine-stack-adj.c: Ditto.
9914 * dwarf2asm.c: Ditto.
9915 * dwarf2out.c: Ditto.
9916 * emit-rtl.c: Ditto.
9922 * function.c: Ditto.
9925 * genpreds.c: Ditto.
9926 * genrecog.c: Ditto.
9928 * ira-costs.c: Ditto.
9929 * ira-lives.c: Ditto.
9932 * lower-subreg.c: Ditto.
9933 * modulo-sched.c: Ditto.
9935 * postreload.c: Ditto.
9936 * print-rtl.c: Ditto.
9945 * sched-vis.c: Ditto.
9947 * sel-sched-ir.c: Ditto.
9948 * simplify-rtx.c: Ditto.
9949 * targhooks.c: Ditto.
9950 * var-tracking.c: Ditto.
9951 * vmsdbgout.c: Ditto.
9953 2009-06-22 Matthias Klose <doko@ubuntu.com>
9955 * Makefile.in (install-plugin): Always use DESTDIR.
9957 2009-06-22 Olivier Hainque <hainque@adacore.com>
9959 * config/pa/pa.c (output_call): Don't optimize post call jumps
9960 into return address adjustments if the call may throw.
9962 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9964 * arm.c (thumb1_output_casesi): New function.
9965 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9966 optimizing for size or PIC.
9967 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9968 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9969 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9970 (thumb1_casesi_internal_pic): New expand rule.
9971 (thumb1_casesi_dispatch): New pattern.
9972 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9974 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9975 in the text seciton when PIC or optimizing for size.
9976 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9977 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9978 preservation properties of code.
9979 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9980 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9981 (__gnu_thumb1_case_si): New function.
9982 * t-arm (LIB1ASMSRC): Define here.
9983 (LIB1ASMFUNCS): Add some common functions.
9984 * t-arm-elf (LIB1ASMSRC): Delete.
9985 (LIB1ASMFUNCS): Append to existing set.
9986 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9987 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9988 * t-symbian (LIB1ASMFUNCS): Likewise.
9989 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9990 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9992 2009-06-21 Richard Guenther <rguenther@suse.de>
9994 PR tree-optimization/38729
9995 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9996 to loops with a single exit if -fno-expensive-optimizations.
9998 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10000 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10001 (dataflow_set): Change vars type from htab_t to shared_hash.
10002 (shared_hash_pool, empty_shared_hash): New variables.
10003 (vars_clear): Removed.
10004 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10005 shared_hash_find_slot_unshare, shared_hash_find_slot,
10006 shared_hash_find_slot_noinsert, shared_hash_find): New
10008 (shared_hash_unshare, shared_hash_destroy): New functions.
10009 (unshare_variable): Unshare set->vars if shared, use
10011 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10012 (get_init_value, find_src_set_src, dump_dataflow_set,
10013 clobber_variable_part, emit_notes_for_differences): Use
10015 (dataflow_set_init): Remove second argument, set vars to
10016 empty_shared_hash instead of creating a new htab.
10017 (dataflow_set_clear): Call shared_hash_destroy and set vars
10018 to empty_shared_hash instead of calling vars_clear.
10019 (dataflow_set_copy): Don't call vars_copy, instead just share
10020 the src htab with dst.
10021 (variable_union): Use shared_hash_*, use initially NO_INSERT
10022 lookup if set->vars is shared. Don't keep slot cleared before
10023 calling unshare_variable. Unshare set->vars if needed.
10024 Even ->refcount == 1 vars must be unshared if set->vars is shared
10025 and var needs to be modified.
10026 (variable_canonicalize): New function.
10027 (dataflow_set_union): If dst->vars is empty, just share src->vars
10028 with dst->vars and traverse with variable_canonicalize to canonicalize
10029 and unshare what is needed.
10030 (dataflow_set_different): If old_set and new_set use the same shared
10031 htab, they aren't different. If number of htab elements is different,
10032 htabs are different. Use shared_hash_*.
10033 (dataflow_set_destroy): Call shared_hash_destroy instead of
10035 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10036 second argument to dataflow_set_init.
10037 (vt_initialize): Likewise. Initialize shared_hash_pool and
10038 empty_shared_hash, move bb in/out initialization afterwards.
10039 Use variable_htab_free instead of NULL as changed_variables del hook.
10040 (variable_was_changed): Change type of second argument to pointer to
10041 dataflow_set. When inserting var into changed_variables, bump
10042 refcount. Unshare set->vars if set is shared htab and slot needs to
10044 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10045 lookup if set->vars is shared. Unshare set->vars if needed.
10046 Even ->refcount == 1 vars must be unshared if set->vars is shared
10047 and var needs to be modified. Adjust variable_was_changed caller.
10048 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10049 vars must be unshared if set->vars is shared and var needs to be
10050 modified. Adjust variable_was_changed caller.
10051 (emit_note_insn_var_location): Don't pool_free var.
10052 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10054 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10055 free_alloc_pool on shared_hash_pool.
10057 2009-06-20 Anthony Green <green@moxielogic.com>
10059 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10060 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10062 2009-06-20 Richard Guenther <rguenther@suse.de>
10064 * tree-ssa-structalias.c (find_func_aliases): For memset use
10065 a constraint from NULL if we memset to zero.
10066 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10067 we explicitly handle that do not read from memory.
10068 (call_may_clobber_ref_p_1): Properly handle builtins that may
10071 2009-06-20 Richard Guenther <rguenther@suse.de>
10073 PR tree-optimization/40495
10074 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10075 (new_scalar_tmp_constraint_exp): New function.
10076 (process_constraint): Do not create temporary decls.
10077 (process_all_all_constraints): Likewise.
10078 (handle_const_call): Likewise.
10079 (create_function_info_for): Do not set decl.
10081 2009-06-19 Ian Lance Taylor <iant@google.com>
10083 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10084 (rs6000_attribute_table): Make static; move before use.
10086 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10088 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10089 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10090 Propagate the TREE_READONLY flag without overwriting it.
10091 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10092 Propagate the TREE_READONLY flag onto the result.
10093 (process_call_operands): Move around. Use correct constant value.
10095 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10098 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10099 * config/arm/arm.md: Likewise.
10101 2009-06-19 Ian Lance Taylor <iant@google.com>
10103 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10104 to GIMPLE_ERROR_MARK.
10106 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10107 op2_original_type parameters. Warn about using different enum types.
10108 * c-parser.c (c_parser_conditional_expression): Pass original
10109 types to build_conditional_expr.
10110 * c-tree.h (build_conditional_expr): Update declaration.
10112 2009-06-19 Ian Lance Taylor <iant@google.com>
10114 * config/i386/i386.c (ix86_function_specific_save): Test that
10115 fields match values, rather than testing the values are in a
10118 2009-06-19 Richard Guenther <rguenther@suse.de>
10120 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10121 ADDR_EXPR pointers.
10122 (ptr_derefs_may_alias_p): Likewise.
10123 (ptr_deref_may_alias_ref_p_1): New function.
10124 (ptr_deref_may_alias_ref_p): Likewise.
10125 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10126 covered by looking at the ESCAPED solution.
10127 (call_may_clobber_ref_p_1): Likewise.
10128 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10129 Handle NULL_TREE offset. Do not produce redundant constraints.
10130 (process_all_all_constraints): New helper function.
10131 (do_structure_copy): Use it.
10132 (handle_lhs_call): Likewise.
10133 (find_func_aliases): Handle some builtins with pointer arguments
10134 and/or return values explicitly.
10136 2009-06-19 Ian Lance Taylor <iant@google.com>
10138 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10140 2009-06-19 Ian Lance Taylor <iant@google.com>
10142 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10144 2009-06-19 Ian Lance Taylor <iant@google.com>
10146 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10147 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10150 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10151 uninitialized const.
10153 2009-06-19 Ian Lance Taylor <iant@google.com>
10155 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10158 * c-decl.c (in_struct, struct_types): Remove.
10159 (struct c_binding): Add in_struct field.
10160 (c_binding_ptr): Define type, along with VEC.
10161 (struct c_struct_parse_info): Define.
10162 (struct_parse_info): New static variable.
10163 (bind): Initialize in_struct field.
10164 (start_struct): Remove enclosing_in_struct and
10165 enclosing_struct_types parameters. Add
10166 enclosing_struct_parse_info parameter. Change all callers. Set
10167 struct_parse_info rather than in_struct and struct_types.
10168 (grokfield): If -Wc++-compat and there is a symbol binding for the
10169 field name, set the in_struct flag and push it on the
10170 struct_parse_info->fields vector.
10171 (warn_cxx_compat_finish_struct): New static function.
10172 (finish_struct): Remove enclosing_in_struct and
10173 enclosing_struct_types parameters. Add
10174 enclosing_struct_parse_info parameter. Change all callers. Don't
10175 set C_TYPE_DEFINED_IN_STRUCT here. Call
10176 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10177 parameter. Only push on struct_types if warn_cxx_compat.
10178 (finish_enum): Only push on struct_types if warn_cxx_compat.
10179 (declspecs_add_type): Add loc parameter. Change all callers.
10180 Change all error calls to error_at. Pass loc, not input_location,
10181 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10182 defined in a struct. If -Wc++-compat and parsing a struct, record
10183 that a typedef name was used.
10184 * c-parser.c (c_parser_declspecs): Get location to pass to
10185 declspecs_add_type.
10186 (c_parser_struct_or_union_specifier): Update calls to start_struct
10188 * c-tree.h (struct c_struct_parse_info): Declare.
10189 (finish_struct, start_struct): Update declarations.
10190 (declspecs_add_type): Update declaration.
10192 2009-06-19 Ian Lance Taylor <iant@google.com>
10194 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10195 variable with an anonymous type.
10197 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10199 * see.c: Remove for real.
10201 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10203 * optabs.h (enum optab_index): Add new OTI_significand.
10204 (significand_optab): Define corresponding macro.
10205 * optabs.c (init_optabs): Initialize significand_optab.
10206 * genopinit.c (optabs): Implement significand_optab using
10207 significand?f2 patterns.
10208 * builtins.c (expand_builtin_mathfn): Handle
10209 BUILT_IN_SIGNIFICAND{,F,L}.
10210 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10211 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10213 * config/i386/i386.md (significandxf2, significand<mode>2): New
10214 expanders to implement significandf, significand and significandl
10215 built-ins as inline x87 intrinsics.
10217 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10219 * config/avr/avr.c (avr_override_options): Remove setting value of
10220 PARAM_INLINE_CALL_COST.
10222 2009-06-18 Richard Henderson <rth@redhat.com>
10225 * tree-pass.h (TDF_ASMNAME): New.
10226 * tree-dump.c (dump_options): Add asmname.
10227 * doc/invoke.texi: Document it.
10229 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10230 (dump_decl_name): ...here.
10231 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10232 (dump_generic_node): Update dump_function_name calls.
10233 (print_call_name): New flags arg; update all dump calls.
10234 * diagnostic.h (print_call_name): Update.
10235 * gimple-pretty-print.c (dump_gimple_call): Update.
10237 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10240 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10242 2009-06-18 Diego Novillo <dnovillo@google.com>
10244 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10245 * plugin.c (str_license): Declare.
10246 (try_init_one_plugin): Assert that the symbol
10247 'plugin_is_GPL_compatible' exists.
10249 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10252 * Makefile.in (OBJS-common): Remove see.o.
10254 * common.opt (fsee): Mark as preserved for backward compatibility.
10255 * opts.c (common_handle_option): Add OPT_fsee to the backward
10256 compatibility section.
10257 * passes.c (init_optimization_passes, pass_see): Remove pass.
10258 * timevar.def (TV_SEE): Remove.
10259 * tree-pass.h (pass_see): Remove declaration.
10260 * doc/invoke.texi (-fsee): Remove documentation.
10262 2009-06-18 Martin Jambor <mjambor@suse.cz>
10264 * tree-sra.c: Include statistics.h
10265 (sra_stats): New variable.
10266 (sra_initialize): Clear sra_stats.
10267 (create_access_replacement): Increment sra_stats.replacements.
10268 (get_access_replacement): Do not return twice.
10269 (analyze_all_variable_accesses): Increment statistics counter by the
10270 number of scalarized aggregates.
10271 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10272 (sra_modify_expr): Increment sra_stats.exprs.
10273 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10274 (sra_modify_assign): Increment sra_stats.exprs,
10275 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10276 (perform_intra_sra): Update statistics counters.
10277 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10279 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10281 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10282 (arm_scalar_mode_supported_p): New function.
10284 2009-06-18 Paul Brook <paul@codesourcery.com>
10285 Sandra Loosemore <sandra@codesourcery.com>
10287 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10288 (__extendhfsf2, __truncsfhf2): Define.
10289 * config/arm/fp16.c: New file.
10290 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10291 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10293 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10295 * doc/extend.texi (Half-Precision): New section.
10296 * doc/invoke.texi (Option Summary): List -mfp16-format.
10297 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10298 * config/arm/arm.opt (mfp16-format=): New.
10299 * config/arm/arm.c: Include intl.h.
10300 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10301 (TARGET_INVALID_RETURN_TYPE): Redefine.
10302 (TARGET_PROMOTED_TYPE): Redefine.
10303 (TARGET_CONVERT_TO_TYPE): Redefine.
10304 (arm_fp16_format): Define.
10305 (all_fpus): Add entry for neon-fp16.
10306 (fp_model_for_fpu): Likewise.
10307 (struct fp16_format): Declare.
10308 (all_fp16_formats): Define.
10309 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10311 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10313 (arm_legitimate_index_p): Treat HFmode like HImode.
10314 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10315 (coproc_secondary_reload_class): Special-case HFmode.
10316 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10317 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10318 (arm_init_fp16_builtins): New.
10319 (arm_init_builtins): Call it.
10320 (arm_invalid_parameter_type): New.
10321 (arm_invalid_return_type): New.
10322 (arm_promoted_type): New.
10323 (arm_convert_to_type).
10324 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10326 (arm_emit_fp16_const): New function.
10327 (arm_mangle_type): Mangle __fp16 as "Dh".
10328 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10330 (TARGET_NEON_FP16): New.
10331 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10332 (enum fputype): Add FPUTYPE_NEON_FP16.
10333 (enum arm_fp16_format_type): Declare.
10334 (arm_fp16_format): Declare.
10335 (LARGEST_EXPONENT_IS_NORMAL): Define.
10336 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10337 * config/arm/arm-modes.def (HFmode): Define.
10338 * config/arm/vfp.md: (*movhf_vfp): New.
10339 (extendhfsf2): New.
10341 * config/arm/arm.md: (fpu): Add neon_fp16.
10342 (floatsihf2, floatdihf2): New.
10343 (fix_trunchfsi2, fix_trunchfdi2): New.
10345 (extendhfdf2): New.
10347 (*arm32_movhf): New.
10348 (*thumb1_movhf): New.
10349 (consttable_2): Add check for HFmode constants.
10350 (consttable_4): Handle HFmode constants.
10352 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10354 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10356 2009-06-17 Olivier Hainque <hainque@adacore.com>
10358 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10359 const char ** conversion in AIX specific section.
10361 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10363 * config/i386/i386.c (ix86_special_builtin_type): Remove
10364 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10365 (bdesc_special_args): Updated.
10366 (ix86_init_mmx_sse_builtins): Likewise.
10367 (ix86_expand_special_args_builtin): Likewise.
10369 2009-06-17 Richard Henderson <rth@redhat.com>
10371 * tree-pretty-print.c (maybe_dump_asm_name): New.
10372 (dump_decl_name): Use it.
10373 (PRINT_FUNCTION_NAME): Merge into...
10374 (dump_function_name): ... here. Use maybe_dump_asm_name.
10376 2009-06-17 Cary Coutant <ccoutant@google.com>
10378 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10380 * debug.c (struct gcc_debug_hooks): Change placeholder for
10382 (debug_nothing_int_charstar_int): Replaced by...
10383 (debug_nothing_int_charstar_int_bool): ...this.
10384 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10385 source_line prototype.
10386 (debug_nothing_int_charstar_int): Replaced by...
10387 (debug_nothing_int_charstar_int_bool): ...this.
10388 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10389 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10390 Output is_stmt operand when necessary.
10391 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10392 (notice_source_line): Add is_stmt parameter.
10393 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10394 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10396 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10397 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10399 2009-06-17 Ian Lance Taylor <iant@google.com>
10401 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10403 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10406 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10408 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10409 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10410 tree_strip_sign_nop_conversions and
10411 tree_ssa_strip_useless_type_conversions rather than stripping
10412 the operations here.
10413 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10415 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10416 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10417 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10418 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10421 2009-06-17 Michael Eager <eager@eagercon.com>
10423 * config/rs6000/constraints.md (register_constraint "d"): New.
10424 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10425 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10426 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10427 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10428 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10429 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10430 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10431 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10432 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10433 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10435 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10436 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10437 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10438 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10439 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10440 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10441 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10442 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10443 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10444 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10445 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10446 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10447 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10448 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10450 2009-06-16 Ian Lance Taylor <iant@google.com>
10452 * profile.c (total_num_never_executed): Don't define.
10453 (compute_branch_probabilities): Don't count or print
10454 num_never_executed.
10455 (init_branch_prob): Don't set total_num_never_executed.
10456 (end_branch_prob): Don't print total_num_never_executed.
10458 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10460 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10462 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10464 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10465 (nabstd2_fpr): Same.
10467 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10469 * expr.c (expand_assignment): Change complex type check.
10471 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10473 * doc/plugins.texi (Building GCC plugins): Added new section.
10475 2009-06-17 Ian Lance Taylor <iant@google.com>
10477 * c-pch.c (get_ident): Don't set size of templ array.
10478 (pch_init): Don't set size of partial_pch array.
10480 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10481 string constant to intialize an array whose size is the length of
10484 2009-06-17 Richard Guenther <rguenther@suse.de>
10486 PR tree-optimization/40389
10487 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10488 to addressable types.
10489 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10491 2009-06-17 Richard Guenther <rguenther@suse.de>
10493 PR middle-end/40460
10494 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10495 if there is no evolution of left in the loop bail out.
10496 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10497 chrec_fold_multiply.
10499 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10500 Janis Johnson <janis187@us.ibm.com>
10503 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10504 for the symbol ref of a constant that is the source of a move
10505 - nor for any other not-obvious-label-ref constants.
10507 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10509 * plugin.c (position_pass): Skip newly inserted pass during list
10510 traversal to avoid repeated insertion.
10512 2009-06-16 Ian Lance Taylor <iant@google.com>
10514 * vec.h (VEC_stack_alloc): Define different version if
10515 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10516 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10517 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10518 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10520 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10522 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10524 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10525 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10526 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10527 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10528 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10529 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10530 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10531 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10532 __builtin_ia32_rdtscp.
10533 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10534 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10535 and __builtin_ia32_rorhi.
10536 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10537 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10538 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10539 (ix86_expand_args_builtin): Likewise.
10540 (ix86_expand_special_args_builtin): Likewise.
10542 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10543 (UNSPECV_RDTSC): Likewise.
10544 (UNSPECV_RDPMC): Likewise.
10545 (*bsr): Renamed to ...
10547 (*bsr_rex64): Renamed to ...
10550 (*rdpmc): Likewise.
10551 (*rdpmc_rex64): Likewise.
10553 (*rdtsc): Likewise.
10554 (*rdtsc_rex64): Likewise.
10555 (rdtscp): Likewise.
10556 (*rdtscp): Likewise.
10557 (*rdtscp_rex64): Likewise.
10559 * config/i386/ia32intrin.h: New.
10561 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10563 2009-06-16 Ian Lance Taylor <iant@google.com>
10565 * ira-build.c (copy_info_to_removed_store_destinations):
10566 Initialize parent_a.
10568 2009-06-16 Ian Lance Taylor <iant@google.com>
10570 * c-decl.c (grokdeclarator): Change size_varies to bool.
10572 2009-06-16 Ian Lance Taylor <iant@google.com>
10574 * sel-sched.c: Make forward declarations of move_op_hooks and
10575 fur_hooks explicitly extern.
10577 2009-06-16 Ian Lance Taylor <iant@google.com>
10579 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10580 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10582 2009-06-16 Ian Lance Taylor <iant@google.com>
10584 * resource.c (mark_referenced_resources): Change
10585 include_delayed_effects parameter to bool. Change all callers.
10586 (mark_end_of_function_resources): Likewise.
10587 * reorg.c (insn_references_resource_p): Likewise.
10588 (insn_sets_resource_p): Likewise.
10589 * resource.h (mark_referenced_resources): Update declaration.
10590 (mark_end_of_function_resources): Update declaration.
10592 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10594 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10596 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10598 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10599 GCC can bootstrap on AIX with GNU Binutils 2.20.
10601 2009-06-16 Ian Lance Taylor <iant@google.com>
10603 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10605 2009-06-16 Ian Lance Taylor <iant@google.com>
10607 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10608 inline, not extern inline.
10609 (exact_log2): Likewise.
10610 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10612 (exact_log2): Likewise, but don't test CTZ_HWI.
10614 2009-06-16 Ian Lance Taylor <iant@google.com>
10616 * bitmap.c (bitmap_clear): Don't declare as inline.
10617 * gimple.c (gimplify_assign): Likewise.
10618 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10619 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10620 (sched_scan_info): Remove duplicate definition.
10622 2009-06-16 Ian Lance Taylor <iant@google.com>
10624 * c-common.c (skip_evaluation): Don't define.
10625 (c_inhibit_evaluation_warnings): Define global variable.
10626 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10627 than skip_evaluation.
10628 (convert_and_check, warn_for_div_by_zero): Likewise.
10629 * c-common.h (skip_evaluation): Don't declare.
10630 (c_inhibit_evaluation_warnings): Declare.
10631 * c-parser.c (c_parser_typeof_specifier): Set
10632 c_inhibit_evaluation_warnings rather than skip_evaluation.
10633 (c_parser_conditional_expression): Likewise.
10634 (c_parser_binary_expression): Likewise.
10635 (c_parser_sizeof_expression): Likewise.
10636 (c_parser_alignof_expression): Likewise.
10637 * c-typeck.c (build_indirect_ref): Check
10638 c_inhibit_evaluation_warnings rather than skip_evaluation.
10639 (build_conditional_expr, build_binary_op): Likewise.
10641 2009-06-16 Richard Guenther <rguenther@suse.de>
10643 * tree-ssa-alias.c (is_escape_site): Remove.
10644 * tree-ssa-alias.h (enum escape_type): Remove.
10645 (is_escape_site): Likewise.
10646 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10647 via casts and asms without deferring to is_escape_site.
10649 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10651 PR middle-end/40446
10652 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10653 use gen_lowpart if op0 has complex mode.
10655 2009-06-16 Richard Guenther <rguenther@suse.de>
10657 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10658 variables add them to ESCAPED.
10659 (find_func_aliases): Do not make all indirectly stored values escaped.
10661 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10663 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10664 make_decl_one_only.
10666 2009-06-16 Martin Jambor <mjambor@suse.cz>
10668 PR tree-optimization/40432
10669 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10670 check whether we need to force gimple register operand.
10672 2009-06-16 Martin Jambor <mjambor@suse.cz>
10674 PR tree-optimization/40413
10675 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10676 build_ref_for_offset.
10677 (propagate_subacesses_accross_link): Fix a typo in a comment.
10679 2009-06-16 Ira Rosen <irar@il.ibm.com>
10681 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10682 with additional parameter.
10683 * tree-vectorizer.h (enum vect_def_type): Add new value
10685 (enum vect_relevant): Add comments.
10686 (vect_is_simple_reduction): Add new argument.
10687 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10688 Detect nested cycles.
10689 (vect_is_simple_reduction): Update documentation, add an argument to
10690 distinguish inner-loop reduction from nested cycle, detect nested
10691 cycles, fix printings and indentation, don't swap operands in case
10693 (get_initial_def_for_reduction): Handle subtraction.
10694 (vect_create_epilog_for_reduction): Add new argument to specify
10695 reduction variable.
10696 (vect_finalize_reduction): Handle subtraction, fix comments.
10697 (vectorizable_reduction): Handle nested cycles. In case of nested
10698 cycle keep track of the reduction variable position. Call
10699 vect_is_simple_reduction with additional parameter. Use original
10700 statement code in reduction epilogue for nested cycle. Call
10701 vect_create_epilog_for_reduction with additional parameter.
10702 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10703 inner-loop vectorization.
10704 (vect_recog_widen_sum_pattern): Likewise.
10705 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10707 (vect_mark_stmts_to_be_vectorized): Likewise.
10708 (vect_get_vec_def_for_operand): Handle nested cycles.
10710 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10712 * doc/invoke.texi (Debugging Options): Fix option index entries
10713 for -fdump-statistics, -frandom-seed add entries for
10714 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10715 (FRV Options): Fix entries for -mTLS, -mtls.
10716 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10717 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10718 (M68hc1x Options): Fix @itemx for -mnominmax.
10719 (MCore Options): Fix entry for -mno-lsim.
10720 (MMIX Options): Fix entry for -mabi=mmixware.
10721 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10723 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10725 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10726 Mention the plugin mode of gengtype.
10727 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10728 * gengtype.c: Updated copyright.
10729 (plugin_files, nb_plugin_files) Added new static variables.
10730 (measure_input_list) Care about plugin_files.
10731 (write_rtx_next): Added early return in plugin mode.
10732 (create_file): Updated copyright year in generated file. Added
10734 (oprintf): Added early return if NULL outf.
10735 (get_output_file_with_visibility): Care of plugin_files.
10736 (get_output_file_name): May return null.
10737 (write_local): Added early return.
10738 (put_mangled_filename): Ditto.
10739 (finish_root_table): Added check for base_files.
10740 (write_roots): Care about null when plugins.
10741 (main): Added plugin mode.
10743 2009-06-15 Ian Lance Taylor <iant@google.com>
10745 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10746 * gcov.c (read_count_file): Add braces around variables declared
10749 * c.opt (Wjump-misses-init): New warning.
10750 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10751 -Wall and -Wc++-compat if not already set.
10752 (c_common_post_options): Clear warn_jump_misses_init if it was not
10754 * c-decl.c (struct c_binding): Change type field to a union with
10755 new label field. Make it the first field in the struct. Update
10756 references to type to use u.type instead.
10757 (struct c_spot_bindings): Define.
10758 (struct c_goto_bindings): Define.
10759 (c_goto_bindings_p): Define, along with VECs.
10760 (struct c_label_vars): Define.
10761 (struct c_scope): Add has_label_bindings field.
10762 (bind_label, set_spot_bindings): New static functions.
10763 (decl_jump_unsafe, update_spot_bindings): New static functions.
10764 (update_label_decls): New static function.
10765 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10766 Update binding u.label field to shadowed field.
10767 (c_binding_start_stmt_expr): New function.
10768 (c_binding_end_stmt_expr): New function.
10769 (pushdecl): Don't call c_begin_vm_scope.
10770 (make_label): Add defining and p_label_vars parameters. Change
10772 (lookup_label): Correct test for whether a label has not yet been
10773 defined. Call bind_label rather than bind.
10774 (warn_about_goto): New static function.
10775 (lookup_label_for_goto): New function.
10776 (declare_label): Call bind_label rather than bind.
10777 (check_earlier_gotos): New static function.
10778 (define_label): Don't give errors about jumping into statement
10779 expressions or scopes of variably modified types. Call
10780 set_spot_bindings and check_earlier_gotos. Call bind_label
10781 instead of bind. Don't set label_context_stack_se or
10782 label_context_stack_vm.
10783 (c_get_switch_bindings): New function.
10784 (c_release_switch_bindings): New function.
10785 (c_check_switch_jump_warnings): New function.
10786 (start_function): Don't set label_context_stack_se or
10787 label_context_stack_vm.
10788 (finish_function): Likewise.
10789 * c-typeck.c (label_context_stack_se): Don't define.
10790 (label_context_stack_vm): Don't define.
10791 (c_finish_goto_label): Call lookup_label_for_goto rather than
10792 lookup_label. Don't give errors about jumping into a statement
10793 expression or the scope of a variably modified type. Don't set
10794 label_context_stack_se or label_context_stack_vm.
10795 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10796 fields. Add bindings field.
10797 (c_start_case): Don't set deleted fields. Set bindings field.
10798 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10799 or blocked_vm. Call c_check_switch_jump_warnings.
10800 (c_finish_case): Don't test blocked_stmt_expr field. Call
10801 c_release_switch_bindings.
10802 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10803 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10804 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10805 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10806 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10807 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10808 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10809 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10810 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10811 (C_DECL_UNJUMPABLE_VM): Don't define.
10812 (C_DECL_UNDEFINABLE_VM): Don't define.
10813 (struct c_label_list): Don't define.
10814 (struct c_label_context_se): Don't define.
10815 (struct c_label_context_vm): Don't define.
10816 (struct c_spot_bindings): Declare.
10817 (c_bindings_start_stmt_expr): Declare.
10818 (c_bindings_end_stmt_expr): Declare.
10819 (lookup_label_for_goto): Declare.
10820 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10821 (c_check_switch_jump_warnings): Declare.
10822 (label_context_stack_se, label_context_stack_vm): Don't declare.
10823 (c_finish_goto_label): Update declaration.
10824 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10825 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10826 (Warning Options): Document -Wjump-misses-init.
10828 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10830 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10833 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10835 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10837 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10839 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10841 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10843 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10845 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10847 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10848 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10849 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10850 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10851 * dwarf2asm.c (dw2_force_const_mem): Update call to
10852 make_decl_one_only.
10853 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10854 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10855 * langhooks.c (lhd_comdat_group): Remove.
10856 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10857 * tree.h (DECL_COMDAT_GROUP): New.
10858 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10859 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10860 (make_decl_one_only): Change signature.
10861 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10862 make_decl_one_only.
10863 (make_decl_one_only): Change signature.
10864 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10866 2009-06-15 Richard Guenther <rguenther@suse.de>
10868 PR middle-end/40439
10869 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10871 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10873 * tree-ssa-math-opts.c: Remove extra divide.
10875 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10877 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10879 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10881 * passes.c: Add bswap pass.
10882 * tree-pass.h: Add pass_optimize_bswap declaration.
10883 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10884 Include rtl.h, expr.h and optabs.h for optab_handler check.
10885 (struct symbolic_number, pass_optimize_bswap): New definition.
10886 (do_shift_rotate, verify_symbolic_number_p): New functions.
10887 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10888 (gate_optimize_bswap): New function.
10889 * tree.c (widest_int_cst_value): New function.
10890 * tree.h (widest_int_cst_value): Prototype added.
10892 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10894 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10895 REG_EQUAL/REG_EQUIV notes.
10897 2009-06-14 Richard Guenther <rguenther@suse.de>
10899 PR middle-end/40389
10900 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10901 has its address taken if NRV was applied and it is addressable.
10902 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10903 function split out from ...
10904 (get_constraint_for_1): ... here.
10905 (handle_rhs_call): Use it to mark the return slot escaped if
10906 it is addressable and NRV was applied.
10908 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10910 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10911 Change first argument type to location_t.
10912 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10913 Do not set input_location.
10914 Use loc instead of input_location throughout.
10916 2009-06-13 Richard Guenther <rguenther@suse.de>
10918 PR tree-optimization/40421
10919 * tree-predcom.c (should_unroll_loop_p): Remove.
10920 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10922 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10924 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10925 Add location argument.
10927 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10929 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10931 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10932 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10933 * config/spu/spu-protos.h: Add location to
10934 spu_resolve_overloaded_builtin.
10935 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10936 spu_build_builtin_va_list.
10937 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10938 argument. Pass location to build_function_call_vec.
10939 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10941 (emit_fpu_switch): Same.
10942 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10943 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10944 to build_decl and create_artificial_label.
10945 (xtensa_gimplify_va_arg_expr): Same.
10946 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10947 (xstormy16_gimplify_va_arg_expr): Same.
10948 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10949 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10950 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10951 (mips16_build_function_stub): Same.
10952 (mips16_build_call_stub): Same.
10954 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10957 * arm/constraints.md (Pa, Pb): New constraints.
10958 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10959 split pattern to deal with them.
10961 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10963 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10964 fix index entry for -Xpreprocessor.
10966 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10968 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10969 Add location argument to build_decl call.
10970 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10971 (rs6000_init_builtins): Same.
10972 (spe_init_builtins): Same.
10973 (rs6000_gimplify_va_arg): Add location argument to
10974 create_artificial_label call.
10976 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10978 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10979 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10980 * Makefile.in: Fix GGC dependency for gcse.o.
10982 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10984 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10985 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10986 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10988 * c-parser.c (c_parser_binary_expression): Use current column while
10989 building binary operations.
10990 * common.opt (fshow-column): Enable by default.
10991 * tree-vrp.c (check_array_ref): Use warning_at.
10992 (check_array_bounds): Use location from call back if expr has no
10994 * tree.h: Add location argument to maybe_fold_*.
10995 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10996 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10997 (maybe_fold_offset_to_component_ref): Same.
10998 (maybe_fold_offset_to_reference): Same.
10999 (maybe_fold_offset_to_address): Same.
11000 (maybe_fold_stmt_indirect): Same.
11001 (maybe_fold_stmt_addition): Same.
11002 (fold_stmt_r): Pass location to maybe_fold_*.
11003 (fold_gimple_assign): Same.
11004 * c-tree.h: Add location argument to finish_decl,
11005 default_function_array_conversion, store_init_value.
11006 * c-decl.c (define_label): Use error_at.
11007 (c_make_fname_decl): Pass location to finish_decl.
11008 (finish_decl): New location argument.
11009 (build_compound_literal): Pass location to store_init_value.
11010 (grokdeclarator): Pass location to finish_decl.
11012 * c-typeck.c (array_to_pointer_conversion): New location argument.
11013 (function_to_pointer_conversion): Same.
11014 (default_function_array_conversion): Same.
11015 (parser_build_unary_op): Pass location to overflow_warning.
11016 (parser_build_binary_op): Same. Use warning_at.
11017 (build_unary_op): Pass location to array_to_pointer_conversion.
11018 (build_c_cast): Pass location to digest_init.
11019 (build_modify_expr): New location argument.
11020 (convert_for_assignment): Same.
11021 (store_init_value): Same.
11022 (digest_init): Same.
11023 (output_init_element): Pass location to digest_init and
11024 array_to_pointer_conversion.
11025 (c_finish_return): Pass location to convert_for_assignment.
11026 * gimplify.c (gimplify_conversion): Pass location to
11027 maybe_fold_offset_to_address.
11028 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11029 to maybe_fold_stmt_addition.
11030 * c-omp.c (c_finish_omp_atomic): Pass new location to
11032 (c_finish_omp_for): Same.
11033 * c-common.c (overflow_warning): New argument.
11034 * c-common.h: New argument to build_modify_expr, overflow_warning.
11035 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11037 (c_parser_initializer): Pass location to
11038 default_function_array_conversion.
11039 (c_parser_initelt): Same.
11040 (c_parser_initval): Same.
11041 (c_parser_asm_operands): Same.
11042 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11043 (c_parser_conditional_expression): Same.
11044 (c_parser_binary_expression): Add location info to stack. Use it.
11045 (c_parser_unary_expression): Pass location to
11046 default_function_array_conversion, parser_build_unary_op,
11047 build_indirect_ref, c_parser_postfix_expression_after_primary.
11048 (c_parser_postfix_expression_after_primary): New location argument.
11050 (c_parser_expression_conv): Pass location to
11051 default_function_array_conversion.
11052 (c_parser_expr_list): Same.
11053 (c_parser_omp_atomic): Same.
11054 (c_parser_omp_for_loop): Same.
11055 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11056 (build_array_declarator): New argument.
11057 * c-decl.c (build_array_declarator): Add location argument.
11058 (grokdeclarator): Set id_loc for cdk_array.
11059 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11060 build_array_declarator.
11061 * tree.c (build_omp_clause): Add location argument.
11062 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11063 (OMP_CLAUSE_LOCATION): New macro.
11064 (struct tree_omp_clause): Add location field.
11065 (build_omp_clause): Add argument.
11066 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11067 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11069 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11070 (cp_parser_omp_clause_collapse): Same.
11071 (cp_parser_omp_clause_default): Same.
11072 (cp_parser_omp_clause_if): Same.
11073 (cp_parser_omp_clause_nowait): Same.
11074 (cp_parser_omp_clause_num_threads): Same.
11075 (cp_parser_omp_clause_ordered): Same.
11076 (cp_parser_omp_clause_schedule): Same.
11077 (cp_parser_omp_clause_untied): Same.
11078 (cp_parser_omp_for_loop): Same.
11079 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11080 * c-tree.h (c_start_case): Add location argument.
11081 (c_process_expr_stmt): Same.
11082 (c_finish_goto_*): Same.
11083 * tree-parloops.c (initialize_reductions): Pass location to
11085 (create_parallel_loop): Same.
11086 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11087 (gfc_trans_omp_reduction_list): Same.
11088 (gfc_trans_omp_clauses): Same.
11089 (gfc_trans_omp_do): Same.
11090 * c-typeck.c (c_finish_goto_label): Same.
11091 (c_finish_goto_ptr): New location argument.
11092 (c_start_case): Same.
11093 (emit_side_effect_warnings): Same.
11094 (c_process_expr_stmt): Same.
11095 (c_finish_stmt_expr): Same.
11096 (c_finish_omp_clauses): Use error_at instead of error.
11097 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11099 * c-omp.c (c_split_parallel_clauses): New location argument.
11100 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11101 to build_omp_clause.
11102 (convert_local_reference_stmt): Same.
11103 (convert_gimple_call): Same.
11104 * c-common.h (c_split_parallel_clauses): New argument.
11105 * c-parser.c (c_parser_statement_after_labels): Pass location to
11106 c_finish_goto_label.
11107 (c_parser_switch_statement): Pass location to c_start_case.
11108 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11109 and c_process_expr_stmt.
11110 (c_parser_omp_variable_list): Add location argument.
11111 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11112 (c_parser_omp_clause_default): Same.
11113 (c_parser_omp_clause_if): Same.
11114 (c_parser_omp_clause_num_threads): Same.
11115 (-c_parser_omp_clause_ordered): Same.
11116 (c_parser_omp_clause_reduction): Pass location to
11117 c_parser_omp_variable_list.
11118 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11119 (c_parser_omp_clause_untied): Same.
11120 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11121 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11123 * c-tree.h (check_for_loop_decls, undeclared_variable,
11124 build_component_ref, build_array_ref, build_external_ref,
11125 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11126 build_conditional_expr, build_compound_expr, c_cast_expr,
11127 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11128 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11130 * c-semantics.c (build_stmt): Same.
11131 (build_case_label): Same.
11132 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11133 (undeclared_variable): New argument.
11134 (make_label): Same.
11135 (lookup_label): Pass location on down.
11136 (define_label): Same.
11137 (finish_decl): Same.
11138 (build_compound_literal): Same.
11139 (finish_struct): Same.
11140 (finish_function): Do not set location here.
11141 (check_for_loop_decls): New argument.
11142 * tree.c (save_expr): Set location.
11143 (build_empty_stmt): New argument.
11144 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11145 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11146 * builtins.c (gimplify_va_arg_expr): Use locations.
11147 (expand_builtin_sync_operation): Same.
11148 * c-typeck.c (build_component_ref): New argument.
11149 (build_array_ref): Same.
11150 (build_external_ref): Same.
11151 (c_expr_sizeof_expr): Same.
11152 (c_expr_sizeof_type): Same.
11153 (parser_build_unary_op): Same.
11154 (build_conditional_expr): Same.
11155 (build_compound_expr): Pass location on down.
11156 (build_compound_expr): New argument.
11157 (build_c_cast): Same.
11158 (c_cast_expr): Same.
11159 (build_asm_expr): Same.
11160 (c_finish_return): Same.
11161 (c_process_expr_stmt): Pass location on down.
11162 (c_finish_stmt_expr): New argument.
11163 (push_clenaup): Same.
11164 (c_finish_omp_parallel): Same.
11165 (c_finish_omp_task): Same.
11166 * gimplify.c (gimplify_call_expr): Pass location on down.
11167 * c-omp.c (c_finish_omp_master): New argument.
11168 (c_finish_omp_critical): Same.
11169 (c_finish_omp_ordered): Same.
11170 (c_finish_omp_barrier): Same.
11171 (-c_finish_omp_taskwait): Same.
11172 (c_finish_omp_atomic): Same.
11173 (c_finish_omp_flush): Same.
11174 * tree-inline.c (copy_tree_body_r): Pass location on down.
11175 (inline_forbidden_p): Remove use of input_location.
11176 * c-gimplify.c (c_build_bind_expr): New argument.
11177 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11178 (c_sizeof_or_alignof_type): New argument.
11179 (c_alignof_expr): Same.
11180 (build_va_arg): Same.
11181 (c_add_case_label): Same.
11182 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11183 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11184 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11185 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11186 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11187 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11189 * stub-objc.c (objc_build_selector_expr): Same.
11190 (objc_build_throw_stmt): Same.
11191 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11192 (c_parser_initelt): Same.
11193 (c_parser_compound_statement): Same.
11194 (c_parser_compound_statement_nostart): Same.
11195 (c_parser_label): Same.
11196 (c_parser_statement_after_labels): Same.
11197 (c_parser_if_body): Same.
11198 (c_parser_else_body): Same.
11199 (c_parser_if_statement): Same.
11200 (c_parser_switch_statement): Same.
11201 (c_parser_while_statement): Same.
11202 (c_parser_do_statement): Same.
11203 (c_parser_for_statement): Same.
11204 (c_parser_asm_statement): Same.
11205 (c_parser_conditional_expression): Same.
11206 (c_parser_binary_expression): Same.
11207 (c_parser_cast_expression): Same.
11208 (c_parser_unary_expression): Same.
11209 (c_parser_sizeof_expression): Same.
11210 (c_parser_alignof_expression): Same.
11211 (c_parser_postfix_expression): Same.
11212 (c_parser_expression): Same.
11213 (c_parser_objc_receiver): Same.
11214 (c_parser_omp_variable_list): Same.
11215 (c_parser_omp_structured_block): Same.
11216 (c_parser_omp_atomic): New argument.
11217 (c_parser_omp_barrier): Same.
11218 (c_parser_omp_critical): Same.
11219 (c_parser_omp_flush): Pass location on down.
11220 (c_parser_omp_for_loop): New argument.
11221 (c_parser_omp_for): Same.
11222 (c_parser_omp_master): Same.
11223 (c_parser_omp_ordered): Same.
11224 (c_parser_omp_sections_scope): Same.
11225 (c_parser_omp_sections): Same.
11226 (c_parser_omp_parallel): Same.
11227 (c_parser_omp_single): Same.
11228 (c_parser_omp_task): Same.
11229 (c_parser_omp_taskwait): Pass location on down.
11230 (c_parser_omp_construct): Same.
11231 (c_parser_omp_threadprivate): Same.
11232 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11233 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11234 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11235 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11236 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11237 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11238 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11239 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11240 config/i386/i386.c, stmt.c:
11241 Add location argument to the following function definitions and/or
11242 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11243 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11244 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11245 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11246 do_case, c_finish_bc_stmt, build_compound_literal,
11247 build_function_call.
11248 * c-decl.c (build_compound_literal): Add location argument.
11249 Make all diagnostic calls use location.
11250 (start_struct): Same.
11251 (finish_struct): Same.
11252 (start_enum): Same.
11253 (build_enumerator): Same.
11254 (start_function): Same.
11255 (grokdeclarator): Make all diagnostic calls use location.
11256 (store_parm_decls_oldstyle): Same.
11257 * c-typeck.c (build_function_call): Add location argument.
11258 Make all diagnostic calls use location.
11260 (c_finish_bc_stmt): Same.
11261 * tree-nested.c (get_trampoline_type): Add argument.
11262 Pass location to build_decl.
11263 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11264 * rtl.h (RTL_LOCATION): New.
11265 * c-common.c (c_add_case_label): Add location argument.
11266 Make all diagnostic calls use location.
11267 * c-common.h: Add location argument to make_fname_decl, do_case,
11268 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11269 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11270 Set it appropriately for every case. Pass enum_loc to start_enum
11271 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11273 (c_parser_struct_or_union_specifier): Save location. Use it for
11274 start_struct, finish_struct, and parser_xref_tag.
11276 2009-06-12 Ian Lance Taylor <iant@google.com>
11278 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11280 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11281 cpp_opts->warn_cxx_operator_names.
11283 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11286 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11287 is returns NULL and OP is a VCE, look through the VCE.
11289 2009-06-12 Ian Lance Taylor <iant@google.com>
11292 * collect2.c (main): Use CONST_CAST2 in code inside #if
11293 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11295 2009-06-12 Joey Ye <joey.ye@intel.com>
11297 PR middle-end/39146
11298 * cfgexpand.c (get_decl_align_unit): Update
11299 max_used_stack_slot_alignment with align instead of
11300 stack_alignment_needed.
11302 * function.c (assign_stack_local_1): Update
11303 max_used_stack_slot_alignment with alignment_in_bits instead
11304 of stack_alignment_needed.
11305 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11308 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11310 * dwarf2out.c (last_var_location_insn): New variable.
11311 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11312 (dwarf2out_var_location): Don't record anything after last real
11313 insn. Only change labels if there were any real instructions
11314 in between last note and this one, or if changed sections.
11316 2009-06-11 Richard Henderson <rth@redhat.com>
11318 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11319 note when storing the frame pointer in a register.
11320 (FRP): Don't redefine to nothing for epilogue.
11321 (alpha_expand_epilogue): Mark register and sp restores.
11322 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11324 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11325 when gen_lowpart is needed.
11327 2009-06-11 Richard Henderson <rth@redhat.com>
11329 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11331 * dwarf2out.c (need_data_align_sf_opcode): New.
11332 (div_data_align): Move earlier.
11333 (def_cfa_1, reg_save): Use it.
11335 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11337 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11338 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11339 (ix86_handle_option): Handle OPT_mcrc32.
11340 (ix86_target_string): Add -mcrc32.
11341 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11343 * config/i386/i386.h (TARGET_CRC32): New.
11345 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11346 (sse4_2_crc32di): Likewise.
11348 * config/i386/i386.opt (mcrc32): New.
11350 * doc/invoke.texi: Document -mcrc32.
11352 2009-06-11 Richard Henderson <rth@redhat.com>
11354 * common.opt (gdwarf-): Accept a version number.
11355 * doc/invoke.texi (gdwarf-): Update docs.
11356 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11357 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11358 version level, and record it.
11360 * dwarf2.h (DW_CIE_VERSION): Remove.
11361 * dwarf2out.c (DWARF_VERSION): Remove.
11362 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11363 (output_call_frame_info): Use CIE version 3 for dwarf3,
11364 or if the return register column is out of range for version 1.
11365 (dwarf_stack_op_name): Add all dwarf3 values.
11366 (DEBUG_PUBTYPES_SECTION): New.
11367 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11368 encoding change for dwarf3.
11369 (output_die) [dw_val_class_die_ref]: Likewise.
11370 (output_compilation_unit_header): Emit correct version for dwarf3.
11371 (output_line_info): Likewise.
11372 (output_pubnames): Update for DWARF_VERSION removal.
11373 (output_aranges): Likewise.
11374 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11375 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11376 (dwarf2out_finish): Likewise.
11378 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11380 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11383 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11386 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11387 * builtins.c (expand_builtin_unreachable): New function.
11388 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11389 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11390 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11392 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11393 searching for missing barriers.
11395 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11397 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11398 when -fprofile-generate* was passed.
11399 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11401 2009-06-11 Anthony Green <green@moxielogic.com>
11403 * config/moxie/moxie.md: Define length attribute for all instructions.
11405 (*b<cond:code>): Support limited branch ranges for new PC-relative
11406 branch instructions.
11407 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11409 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11411 * config/i386/i386.c (min_insn_size): Use get_attr_length
11412 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11413 For __asm return 0.
11415 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11416 instead of emit_insn_before.
11418 2009-06-10 Ian Lance Taylor <iant@google.com>
11421 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11424 2009-06-10 Revital Eres <eres@il.ibm.com>
11426 * passes.c (init_optimization_passes): Reschedule
11427 predictive-commoning pass before complete unroll pass.
11429 2009-06-10 Martin Jambor <mjambor@suse.cz>
11431 * cgraph.c (cgraph_node_can_be_local_p): New function.
11432 (cgraph_make_node_local): New function.
11433 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11434 (cgraph_make_node_local): Declare.
11436 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11438 * tree.h (tree_base): Add packed_flag and user_align fields.
11439 Decrease size of spare field.
11440 (TYPE_USER_ALIGN): Use user_align from tree_base.
11441 (DECL_USER_ALIGN): Likewise.
11442 (TYPE_PACKED): Use packed_flag from tree_base.
11443 (DECL_PACKED): Likewise.
11444 (tree_type): Delete packed_flag and user_align fields. Widen
11445 precision field. Widen mode field and shuffle fields to align
11446 mode on an 8-bit boundary.
11447 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11448 Renumber decl_flag_* fields. Fix comments. Widen
11449 decl_common_unused field.
11450 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11451 (DECL_EXTERNAL): Likewise.
11452 (DECL_BIT_FIELD): Likewise.
11453 (DECL_NONADDRESSABLE_P): Likewise.
11454 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11455 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11457 2009-06-10 Ian Lance Taylor <iant@google.com>
11459 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11460 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11461 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11462 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11463 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11464 DEF_VEC_ALLOC_FUNC_P.
11465 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11466 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11467 DEF_VEC_ALLOC_FUNC_O.
11468 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11469 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11470 DEF_VEC_ALLOC_FUNC_I.
11471 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11472 (vec_stack_p_reserve_exact_1): Declare.
11473 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11474 (vec_stack_free): Declare.
11475 (VEC_stack_alloc): Define.
11476 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11477 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11478 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11479 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11481 (stack_vecs): New static variable.
11482 (vec_stack_p_reserve_exact_1): New function.
11483 (vec_stack_o_reserve_1): New static function.
11484 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11485 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11486 (vec_stack_free): New function.
11487 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11488 (VEC_df_ref_stack_alloc): Define.
11489 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11490 DEF_VEC_ALLOC_P_STACK.
11491 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11492 (struct df_collection_rec): Change _vec fields to VEC. Remove
11494 (df_free_collection_rec): Adjust for new fields.
11495 (df_insn_rescan): Use new df_collection_rec fields.
11496 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11497 (df_ref_create_structure, df_ref_record): Likewise.
11498 (df_get_conditional_uses, df_get_call_refs): Likewise.
11499 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11500 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11501 (df_record_exit_block_uses, df_bb_verify): Likewise.
11502 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11503 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11504 Remove count parameter. Change return type to void. Change all
11506 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11507 Remove count parameter. Change return type to void. Change all
11509 (df_install_refs): Change old_vec parameter to VEC. Remove count
11510 parameter. Change all callers.
11511 (df_install_mws): Change old_vec parameter to VEC. Remove count
11512 parameter. Change all callers.
11513 (df_refs_verify): Change new_rec parameter to VEC. Change call
11515 (df_mws_verify): Likewise.
11517 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11519 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11521 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11523 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11525 2009-06-10 Anthony Green <green@moxielogic.com>
11527 * config/moxie/crti.asm: New file.
11528 * config/moxie/crtn.asm: New file.
11529 * config/moxie/moxie.c: New file.
11530 * config/moxie/moxie.h: New file.
11531 * config/moxie/sfp-machine.h: New file.
11532 * config/moxie/moxie-protos.h: New file.
11533 * config/moxie/t-moxie: Created.
11534 * config/moxie/t-moxie-softfp: Created.
11535 * config/moxie/moxie.md: Created.
11536 * config/moxie/constraints.md: Created.
11537 * config.gcc: Add moxie support.
11538 * doc/md.texi (Machine Constraints): Add moxie constraints.
11539 * doc/contrib.texi (Contributors): Mention moxie port.
11540 * doc/install.texi (Specific): Mention the moxie port.
11542 2009-06-09 Ian Lance Taylor <iant@google.com>
11544 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11545 compiling with C++.
11546 * optabs.c (optab_table): Only use designated initializers if
11547 HAVE_DESIGNATED_INITIALIZERS is defined.
11548 (convert_optab_table): Likewise.
11549 (init_optabs): Always call init_insn_codes if
11550 HAVE_DESIGNATED_INITIALIZERS is not defined.
11552 2009-06-09 Ian Lance Taylor <iant@google.com>
11554 * targhooks.c (default_builtin_vectorized_function): Change fn
11555 parameter to unsigned int.
11556 (default_builtin_vectorized_conversion): Change code parameter to
11558 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11559 * targhooks.h: Update declarations.
11560 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11561 parameter to unsigned int.
11563 * c-typeck.c (comptypes_check_enum_int): New static function.
11564 (comptypes_internal): Add enum_and_int_p parameter. Change all
11566 (comp_target_types): Add location parameter. Change all callers.
11567 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11568 Change all callers.
11569 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11570 (build_conditional_expr): Add colon_loc parameter. Change all
11572 (convert_for_assignment): Add location parameter. Change all callers.
11573 * c-parser.c (c_parser_conditional_expression): Pass location of
11574 colon to build_conditional_expr.
11575 * c-tree.h (build_conditional_expr): Update declaration.
11577 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11579 * graphite.c: Revert previous patch.
11581 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11584 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11586 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11588 * tree-ssa-loop-prefetch.c
11589 (loop_prefetch_arrays): Fixed a portability problem in printf format
11592 2009-06-09 Martin Jambor <mjambor@suse.cz>
11594 PR tree-optimization/40351
11595 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11596 refrence to a potential artifical subaccess can be constructed.
11598 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11600 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11601 (sh_override_options): Likewise.
11602 * config/sh/sh.c: Include params.h.
11603 (sh_optimization_options): New.
11604 (sh_override_options): Likewise.
11605 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11606 (OVERRIDE_OPTIONS): Use sh_override_options.
11608 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11610 * dwarf2out.c (emit_cfa_remember): New variable.
11611 (add_fde_cfi): If emit_cfa_remember, recurse to add
11612 DW_CFA_remember_state first.
11613 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11614 instead just set emit_cfa_remember.
11616 2009-06-08 Jan Hubicka <jh@suse.cz>
11619 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11621 2009-06-08 Jan Hubicka <jh@suse.cz>
11623 PR middle-end/39834
11624 * cgraphunit.c (save_inline_function_body): Do not copy transform
11625 hooks for saved inline bodies.
11626 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11627 for given function.
11629 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11631 * jump.c (returnjump_p): Handle delayed branches. Add missing
11634 2009-06-08 Jan Hubicka <jh@suse.cz>
11636 PR middle-end/40102
11637 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11638 original node might've been modified.
11639 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11641 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11643 * tree-object-size.c (addr_object_size): Add OSI argument.
11644 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11645 (compute_builtin_object_size, expr_object_size): Adjust callers.
11646 (plus_stmt_object_size): Call addr_object_size instead of
11647 compute_builtin_object_size.
11649 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11650 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11652 * tree-ssa-loop-prefetch.c
11653 (gather_memory_references): Introduced a counter for the number of
11655 (anything_to_prefetch_p): Introduced a counter for the number of
11657 (is_loop_prefetching_profitable): New function with a cost model
11659 (loop_prefetch_arrays): Use the new cost model to determine if
11660 prefetching is profitable.
11661 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11662 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11663 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11664 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11665 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11666 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11668 2009-06-08 Michael Matz <matz@suse.de>
11671 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11672 partitions use the same.
11673 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11674 for basevars of SSA_NAMEs.
11675 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11676 to not expand them twice.
11677 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11680 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11682 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11683 (fdump-final-insns=, gtoggle): New.
11684 * doc/invoke.texi: Document them.
11685 * final.c (rest_of_clean_state): Dump final insn stream.
11686 * gcc.c (invoke_as): Hook in -fcompare-debug.
11687 (static_spec_functions): Add compare-debug-dump-opt,
11688 compare-debug-self-opt and compare-debug-auxbase-opt.
11689 (compare_debug, compare_debug_second, compare_debug_opt): New.
11690 (switches_debug_check, n_switches_debug_check): New.
11691 (debug_auxbase_opt, debug_check_temp_file): New.
11692 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11694 (do_self_spec): Handle arguments after switches.
11695 (do_spec_1): Add .gk extension to temp file basenames for compare.
11696 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11697 (cc1_options): Use it instead of normal auxbase computation for
11698 the second compare-debug compilation.
11699 (compare_files): New.
11700 (main): Set up and implement compare debug mode.
11701 (compare_debug_dump_opt_spec_function): New.
11702 (compare_debug_self_opt_spec_function): New.
11703 (compare_debug_auxbase_opt_spec_function): New.
11704 * toplev.c (process_options): Handle flag_gtoggle,
11705 flag_dump_final_insns.
11706 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11707 during -fcompare-debug-second compilation.
11709 2009-06-07 Ian Lance Taylor <iant@google.com>
11711 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11712 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11714 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11715 with no default node. Change warning with %H to warning_at.
11716 Don't clear warn_switch around case checking.
11717 * doc/invoke.texi (Warning Options): Clarify distinction between
11718 -Wswitch and -Wswitch-enum.
11720 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11722 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11724 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11726 * gbl-ctors.h: Add header guard.
11728 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11730 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11731 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11732 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11733 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11734 prototypes for removed functions.
11735 (expressions_equal_p): Move to ...
11736 * tree-ssa-sccvn.h: ... here and ...
11737 * matrix-reorg.c: ... adjust includes.
11739 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11741 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11743 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11745 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11746 (finish_function): Remove erroneous whitespace.
11748 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11750 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11751 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11753 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11755 * errors.c (internal_error): Commentary typo fix.
11756 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11757 * tree-ssa-pre.c: Ditto.
11759 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11761 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11762 them is supposed to hold actual statements.
11764 2009-06-06 Ian Lance Taylor <iant@google.com>
11766 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11767 empty statements can now have attributes.
11769 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11771 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11772 * config/mips/mips.md: Ditto.
11774 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11776 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11778 (__eabi_uconvert): Likewise.
11780 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11782 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11783 CFI_* definitions with IN_GCC.
11785 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11787 * xcoffout.h (xcoffout_source_line): Update prototype.
11789 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11791 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11792 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11794 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11796 PR middle-end/40340
11797 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11798 inlined_function_outer_scope_p blocks for artificial inlines
11800 * tree.c (tree_nonartificial_location): Rewrite using
11801 block_nonartificial_location.
11803 2009-06-05 Revital Eres <eres@il.ibm.com>
11804 Leehod Baruch <leehod@il.ibm.com>
11806 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11807 (expand_expr_real_1): Remove comment.
11808 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11809 Vectorize misaligned access when the target supports it.
11810 (vect_supportable_dr_alignment): Check for unaligned access support.
11811 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11814 2009-06-05 Julian Brown <julian@codesourcery.com>
11816 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11817 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11819 2009-06-05 Richard Guenther <rguenther@suse.de>
11822 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11823 as possibly unused.
11825 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11827 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11828 (save_gprs): Don't tell unwinder when a global register is saved.
11829 (s390_emit_epilogue): Emit needed epilogue unwind info.
11831 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11833 * dwarf2out.c (deferred_asm_name): New.
11834 (add_name_and_src_coords_attributes): Defer creation of
11835 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11837 (move_linkage_attr): New.
11838 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11841 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11843 * tree-nested.c (finalize_nesting_tree_1): Declare the
11844 frame_decl in the binding tree.
11846 2009-06-04 Cary Coutant <ccoutant@google.com>
11848 * basic-block.h (struct basic_block_def): Add discriminator field.
11849 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11851 * debug.c (do_nothing_debug_hooks): Add additional entry.
11852 (debug_nothing_int_charstar_int): New function.
11853 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11854 (debug_nothing_int_charstar_int): New declaration.
11855 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11856 discriminator value in .loc directive.
11857 * final.c (last_discriminator): New variable.
11858 (discriminator): New variable.
11859 (final_start_function): Initialize above variables, pass current
11860 discriminator to debug hook.
11861 (notice_source_line): Check for discriminator change.
11862 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11863 * sdbout.c (sdbout_source_line): New parameter.
11864 * tree-cfg.c (struct locus_discrim_map): New structure type.
11865 (discriminator_per_locus): New hash table.
11866 (build_gimple_cfg): Allocate and free discriminator hash table.
11867 (make_edges): Call assign_discriminator.
11868 (locus_map_hash): New function.
11869 (locus_map_eq): New function.
11870 (next_discriminator_for_locus): New function.
11871 (same_line_p): New function.
11872 (assign_discriminator): New function.
11873 (make_cond_expr_edges): Call assign_discriminator.
11874 (make_gimple_switch_edges): Likewise.
11875 (first_non_label_stmt): New function.
11876 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11878 * xcoffout.c (xcoffout_source_line): Add new parameter.
11880 * configure.ac (gcc_cv_as_discriminator): New configury check for
11881 gas support for discriminator.
11882 * configure: Regenerate.
11883 * config.in: Regenerate.
11885 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11887 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11888 val after checking for integers.
11890 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11892 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11894 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11895 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11896 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11897 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11898 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11899 X64_SSE_REGPARM_MAX.
11900 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11901 X64_SSE_REGPARM_MAX.
11903 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11905 * gcc.c (report_times_to_file): New.
11906 (execute): Implement it.
11907 (process_command): Support -time=.
11908 * doc/invoke.texi: Document it.
11910 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11912 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11913 that have value exprs.
11915 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11917 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11918 declarations for constants until...
11919 (dw2_output_indirect_constant_1): ... this point.
11921 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11924 * arm.md (arm_addsi3): Don't try to split an add with an
11925 eliminable register until after reload has completed.
11927 2009-06-03 Ian Lance Taylor <iant@google.com>
11929 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11930 * genattrtab.c (write_length_unit_log): Likewise.
11931 * genchecksum.c (dosum): Likewise.
11932 * gengtype.c (write_rtx_next): Likewise.
11933 (finish_root_table, write_roots): Likewise.
11934 * gimple.c (gimple_ops_offset_): Likewise.
11935 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11936 * config/arc/arc.c (arc_attribute_table): Likewise.
11937 * config/arm/arm.c (arm_attribute_table): Likewise.
11938 * config/avr/avr.c (avr_attribute_table): Likewise.
11939 * config/crx/crx.c (crx_attribute_table): Likewise.
11940 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11941 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11942 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11943 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11944 * config/sh/sh.c (sh_attribute_table): Likewise.
11945 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11946 * config/spu/spu.c (spu_attribute_table): Likewise.
11947 * config/v850/v850.c (v850_attribute_table): Likewise.
11949 * config/alpha/alpha.c (vms_attribute_table): Make static.
11950 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11951 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11952 * config/mips/mips.c (mips_attribute_table): Likewise.
11954 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11956 (cc1-checksum.o): Likewise.
11958 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11960 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11962 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11964 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11965 insn if it is changing sp. Use gen_add3_insn instead of
11966 conditionally gen_addsi3 and gen_adddi3.
11967 (offset_below_red_zone_p): New static inline function.
11968 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11969 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11970 * config/rs6000/ppc-asm.h: Include auto-host.h.
11971 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11972 CFI_RESTORE): Define.
11973 * config/rs6000/crtresxgpr.asm: Add unwind info.
11974 * config/rs6000/crtresxfpr.asm: Likewise.
11975 * config/rs6000/crtresgpr.asm: Likewise.
11976 * config/rs6000/crtresfpr.asm: Likewise.
11977 * config/rs6000/crtsavgpr.asm: Likewise.
11978 * config/rs6000/crtsavfpr.asm: Likewise.
11980 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11981 argument of DWARF2_FRAME_REG_OUT macros.
11983 2009-06-03 Julian Brown <julian@codesourcery.com>
11985 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11986 words or less (including TImode) in core registers.
11988 2009-06-03 Richard Guenther <rguenther@suse.de>
11990 PR middle-end/40328
11991 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11993 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11995 * statistics.c (statistics_counter_event): Do not record event
11996 in pass dump if its number == -1.
11997 (curr_statistics_hash): Add assert that we never get passes
11998 with static number == -1.
12000 2009-06-03 Richard Guenther <rguenther@suse.de>
12001 Andrey Belevantsev <abel@ispras.ru>
12003 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12004 non-BLKmode arrays addressable.
12006 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12008 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12009 * config/m68k/m68k.h: ... here.
12010 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12013 2009-06-03 Martin Jambor <mjambor@suse.cz>
12015 PR tree-optimization/40323
12016 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12019 2009-06-03 Richard Guenther <rguenther@suse.de>
12021 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12024 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12026 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12027 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12028 JUMP_TABLE_DATA_P where applicable.
12029 * config/sh/sh.c: Ditto.
12030 * config/sh/sh.h: Ditto.
12031 * config/sh/sh.md: Ditto.
12032 * config/sh/symbian.c: Ditto.
12034 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12036 * config/i386/driver-i386.c (describe_cache): Optimize
12037 concatenation of strings. Use snprintf instead of sprintf.
12038 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12039 target when not compiling with GCC.
12041 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12043 * config/sh/sh.c: Revert last change.
12044 (sh_expand_epilogue): Emit a blockage insn before the frame
12045 pointer adjustment unconditionally.
12047 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12049 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12050 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12051 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12052 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12053 to COLLECT_GCC_OPTIONS.
12055 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12057 * collect2.c (target_system_root): New variable.
12058 (main): Handle --sysroot=.
12059 (ignore_library): Strip the sysroot from the library path.
12061 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12063 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12064 (collect2.o): Depend on collect2-aix.h.
12065 (collect2-aix.o): New rule.
12066 * collect2-aix.h: New file.
12067 * collect2-aix.c: Likewise.
12068 * collect2.c: Include collect2-aix.h. Don't undefine
12069 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12070 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12071 Use TARGET_AIX_VERSION instead of _AIX51.
12072 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12073 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12074 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12075 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12076 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12078 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12080 * collect2.c (ignore_library): Avoid premature post-increment
12081 and null deference.
12083 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12085 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12086 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12087 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12088 CROSS_DIRECTORY_STRUCTURE too.
12089 (LINK_LIBG_SPEC): Likewise.
12090 (LIB_SPEC): Add %R to sysroot paths.
12091 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12092 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12093 * config/rs6000/aix51.h: As for aix43.h.
12094 * config/rs6000/aix52.h: Likewise.
12095 * config/rs6000/aix53.h: Likewise.
12096 * config/rs6000/aix61.h: Likewise.
12097 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12098 to the beginning of sysroot paths.
12100 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12102 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12103 INSN_LISTs that are out of the REG_NOTE range.
12105 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12107 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12108 (struct var_to_expand): Likewise.
12109 (struct opt_info): Add head and tail for linked lists of the above.
12110 (analyze_insn_to_expand_var): Initialize next.
12111 (analyze_iv_to_split_insn): Likewise.
12112 (analyze_insns_in_loop): Create linked lists.
12113 (allocate_basic_variable): Simplify for use without hash table.
12114 (insert_var_expansion_initialization): Likewise, make it type-safer.
12115 (combine_var_copies_in_loop_exit): Likewise.
12116 (apply_opt_in_copies): Walk lists rather than hash tables.
12117 (release_var_copies): Simplified and inlined by hand into...
12118 (free_opt_info): ... this function.
12120 2009-06-02 Richard Guenther <rguenther@suse.de>
12122 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12125 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12127 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12128 only for builtins that are not overridden.
12130 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12132 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12135 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12137 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12139 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12141 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12143 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12145 * common.opt (fdump-unnumbered-links): New.
12146 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12147 * print-rtl.c (flag_dump_unnumbered_links): New.
12148 (print_rtx): Test it.
12150 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12152 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12153 push/pop multiple to 8-byte alignment.
12155 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12157 * config/i386/i386.c (queued_cfa_restores): New static variable.
12158 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12160 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12161 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12162 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12163 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12164 note unconditionally.
12165 (ix86_emit_restore_regs_using_mov): Likewise.
12166 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12167 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12168 it through to ix86_emit_restore_reg_using_pop.
12169 (ix86_emit_leave): Add RED_OFFSET argument. Call
12170 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12171 instead of adding REG_CFA_OFFSET note unconditionally.
12172 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12173 the above functions. Call ix86_add_queued_cfa_restore_notes when
12176 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12177 force output of the label even for dwarf2out_do_cfi_asm.
12178 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12179 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12180 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12182 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12183 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12184 dwarf2out_cfi_label callers.
12185 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12186 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12187 Adjust dwarf2out_cfi_label callers.
12188 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12190 * config/i386/i386.h (struct machine_cfa_state,
12191 struct machine_function): Guard with ifndef USED_FOR_TARGET
12192 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12195 * emutls.c (__emutls_get_address): Change arr->size to mean number
12196 of allocated arr->data entries instead of # of slots + 1.
12198 PR middle-end/40316
12199 * recog.c (peep2_reinit_state): New function.
12200 (peephole2_init_state): Use it at the end of a basic block and also
12201 when seeing a RTX_FRAME_RELATED_P insn.
12203 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12205 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12206 fixuns_truncrfdi2): New.
12207 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12208 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12209 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12210 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12211 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12212 *recip_approx): Remove.
12213 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12214 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12215 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12217 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12220 2009-06-01 Ian Lance Taylor <iant@google.com>
12222 * attribs.c (register_attribute): Use CONST_CAST.
12223 * collect2.c (main): Use CONST_CAST2.
12224 (scan_prog_file): Likewise.
12225 * gcc.c (process_command, main): Likewise.
12226 * toplev.c (toplev_main): Likewise.
12228 * c-typeck.c (handle_warn_cast_qual): New static function,
12229 partially broken out of build_c_cast.
12230 (build_c_cast): Call handle_warn_cast_qual.
12231 * doc/invoke.texi (Warning Options): Document new effect of
12234 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12236 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12237 (diagnostic_report_current_module): Print columns.
12238 * common.opt (flag_show_column): Enable by default.
12240 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12242 * alias.c (find_base_term): Check for NULL term before returning.
12244 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12246 Revert due to PR40320:
12247 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12248 * calls.c (emit_library_call_value_1): Don't force_operand for move
12251 2009-06-01 Olivier Hainque <hainque@adacore.com>
12252 Eric Botcazou <ebotcazou@adacore.com>
12254 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12255 to be processed as a bitfield for constructor output purposes.
12256 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12258 * varasm.c (oc_local_state): New type, output_constructor
12259 local state to support communication with helpers.
12260 (oc_outer_state): New type, output_constructor outer state of
12261 relevance in recursive calls.
12262 (output_constructor_array_range): New output_constructor helper,
12263 extracted code for an array range element.
12264 (output_constructor_regular_field): New output_constructor helper,
12265 extracted code for an element that is not a bitfield.
12266 (output_constructor_bitfield): New output_constructor helper,
12267 extracted code for a bitfield element. Accept an OUTER state
12268 argument for recursive processing. Recurse on record or array
12269 CONSTRUCTOR values, possibly past noop conversions.
12270 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12271 VALUE is a valid constant-valued expression for use in a static
12272 bit-field initializer.
12273 (output_constructor): Rework to use helpers. Accept and honor an
12274 OUTER state argument for recursive calls. Return total size. Be
12275 prepared for nested constructors initializing bitfields.
12276 (output_constant): Feed OUTER in calls to output_constructor.
12278 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12280 * calls.c (emit_library_call_value_1): Don't force_operand for move
12283 2009-06-01 Nick Clifton <nickc@redhat.com>
12285 * doc/invoke.texi (IA-64 Options): Fix typo.
12287 2009-06-01 Ira Rosen <irar@il.ibm.com>
12289 PR tree-optimization/39129
12290 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12292 (vect_do_peeling_for_loop_bound): Use
12293 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12294 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12295 (vect_loop_versioning): Likewise.
12296 (vect_create_cond_for_alias_checks): Fix indentation.
12297 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12299 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12300 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12301 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12302 "control flow in loop".
12303 (vect_estimate_min_profitable_iters): Use
12304 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12305 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12306 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12307 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12308 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12309 statement belongs to a group of strided accesses with the exact code
12311 (vectorizable_load): Likewise.
12312 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12313 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12315 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12317 * config/freebsd-stdint.h: New file.
12318 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12319 Add freebsd-stdint.h to tm_file.
12321 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12323 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12324 (thumb2_extendhidi2): Likewise.
12326 2009-05-31 Ian Lance Taylor <iant@google.com>
12328 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12330 2009-05-31 Ian Lance Taylor <iant@google.com>
12332 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12333 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12334 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12336 2009-05-31 Jason Merrill <jason@redhat.com>
12338 * tree-pretty-print.c (print_call_name): Take the callee, not the
12339 call itself. Make non-static. Use dump_function_name for functions.
12340 (dump_generic_node): Adjust.
12341 * diagnostic.h: Declare print_call_name.
12342 * gimple-pretty-print.c (dump_gimple_call): Use it.
12344 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12346 * config/sh/sh.md (ashldi3_std): New define_expand.
12349 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12352 * config/sh/sh.c: Include debug.h.
12353 (sh_expand_epilogue): Emit a blockage insn before the frame
12354 pointer adjustment also when dwarf2out_do_frame returns true.
12356 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12358 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12359 (thumb2_extendqidi2): New pattern.
12361 2009-05-31 Ira Rosen <irar@il.ibm.com>
12363 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12364 mark phis for renaming.
12365 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12366 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12367 Call mark_sym_for_renaming.
12368 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12369 * tree-vect-loop.c (vect_transform_loop): Remove
12370 vect_memsyms_to_rename initialization and a call to
12371 mark_set_for_renaming.
12373 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12375 PR middle-end/40304
12376 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12377 frame related even if !set_cfa && style < 0.
12379 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12381 * config/i386/mingw-tls.c: New file.
12382 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12383 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12384 defining _WIN32 but not __CYGWIN__.
12386 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12388 * configure.ac: Add MPC support.
12390 * config.in, configure: Regenerate.
12392 2009-05-29 Richard Henderson <rth@redhat.com>
12394 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12395 NOTE_INSN_BASIC_BLOCK.
12396 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12397 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12398 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12400 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12402 (add_cfi): Disable check redefining cfa away from drap.
12403 (lookup_cfa_1): Add remember argument; handle remember/restore.
12404 (lookup_cfa): Pass remember argument.
12405 (cfa_remember): New.
12406 (compute_barrier_args_size_1): Remove sibcall check.
12407 (dwarf2out_frame_debug_def_cfa): New.
12408 (dwarf2out_frame_debug_adjust_cfa): New.
12409 (dwarf2out_frame_debug_cfa_offset): New.
12410 (dwarf2out_frame_debug_cfa_register): New.
12411 (dwarf2out_frame_debug_cfa_restore): New.
12412 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12413 (dwarf2out_begin_epilogue): New.
12414 (dwarf2out_frame_debug_restore_state): New.
12415 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12416 DW_CFA_restore_state.
12417 (output_cfi_directive): Likewise.
12418 (convert_cfa_to_fb_loc_list): Likewise.
12419 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12420 * dwarf2out.h: Update.
12421 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12422 (copy_insn_1): Early out for null.
12423 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12424 and dwarf2out_frame_debug_restore_state.
12425 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12426 (prologue_insn_hash, epilogue_insn_hash): New.
12427 (free_after_compilation): Adjust freeing accordingly.
12428 (record_insns): Create hash table if needed; push insns into
12429 hash instead of array.
12430 (maybe_copy_epilogue_insn): New.
12431 (contains): Search hash table instead of array.
12432 (sibcall_epilogue_contains): Remove.
12433 (thread_prologue_and_epilogue_insns): Split eh_return insns
12434 and mark them as epilogues.
12435 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12436 scanning in terms of basic blocks.
12437 * insn-notes.def (CFA_RESTORE_STATE): New.
12438 * jump.c (returnjump_p_1): Accept EH_RETURN.
12439 (eh_returnjump_p_1, eh_returnjump_p): New.
12440 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12441 CFA_REGISTER, CFA_RESTORE): New.
12442 * rtl.def (EH_RETURN): New.
12443 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12445 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12446 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12448 * config/i386/i386.c (gen_push): Update cfa state.
12449 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12450 add a CFA_ADJUST_CFA note.
12451 (ix86_dwarf_handle_frame_unspec): Remove.
12452 (ix86_expand_prologue): Update cfa state.
12453 (ix86_emit_restore_reg_using_pop): New.
12454 (ix86_emit_restore_regs_using_pop): New.
12455 (ix86_emit_leave): New.
12456 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12457 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12458 * config/i386/i386.h (struct machine_cfa_state): New.
12459 (ix86_cfa_state): New.
12460 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12461 (eh_return_internal): Merge from eh_return_<mode>,
12462 use eh_return rtx, split w/ epilogue.
12464 2009-05-29 Ian Lance Taylor <iant@google.com>
12466 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12468 * calls.c (emit_library_call_value_1): Likewise.
12470 * c-typeck.c (c_build_va_arg): New function.
12471 * c-tree.h (c_build_va_arg): Declare.
12472 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12473 instead of build_va_arg.
12475 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12477 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12478 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12479 (ptr_difference_cost): Use affine combinations to compute it.
12480 (difference_cost): Likewise.
12481 (get_computation_cost_at): Compute more accurate cost for addresses
12482 if the ratio is a multiplier allowed in addresses.
12483 For non-addresses, consider that an additional offset or symbol is
12486 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12488 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12489 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12491 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12492 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12493 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12495 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12496 to 1 for TYPE_SSE{IADD1,CVT1}.
12497 (prefix_vex_imm8): Removed.
12498 (length_vex): Only pass 1 as second argument to
12499 ix86_attr_length_vex_default if prefix_extra is 0.
12500 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12501 (length): For prefix vex computation use length_immediate
12502 attribute instead of prefix_vex_imm8.
12503 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12504 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12505 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12506 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12507 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12508 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12509 a space in between the operands.
12510 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12511 if one operand is 0xff and the other one si, di, bp or sp.
12512 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12513 other one si, di, bp or sp.
12514 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12515 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12516 type and mode attributes.
12517 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12518 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12519 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12520 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12521 prefix_data16 attribute iff MODE_DF.
12522 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12523 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12524 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12525 constm128_operand in length_immediate computation.
12526 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12527 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12528 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12529 length_immediate attribute to 1.
12530 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12531 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12532 for certain alternatives.
12533 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12534 prefix_data16 attribute if MODE_V1DF.
12535 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12536 length_immediate to 1.
12537 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12538 length_address to 4, set mode attribute to MODE_DI.
12539 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12540 (fxam<mode>2_i387): Set length attribute to 4.
12541 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12542 *prefetch_3dnow_rex): Override length_address attribute.
12543 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12545 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12546 (constm128_operand): Removed.
12547 * config/i386/i386.c (memory_address_length): For
12548 disp && !index && !base in 64-bit mode account for SIB byte if
12549 print_operand_address can't optimize disp32 into disp32(%rip)
12550 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12551 for fs: or gs: segment.
12552 (ix86_attr_length_immediate_default): When checking if shortform
12553 is possible, truncate immediate to the length of the non-shortened
12555 (ix86_attr_length_address_default): Ignore MEM_P operands
12557 (ix86_attr_length_vex_default): Only check for DImode on
12558 GENERAL_REG_P operands.
12559 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12560 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12561 (sse_cvttps2pi): Clear prefix_rep attribute.
12562 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12564 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12565 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12566 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12567 iff operand 2 is const_int_operand.
12568 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12569 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12570 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12572 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12574 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12575 prefix_data16 attribute for movlpd and movhpd instructions.
12576 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12577 length_immediate for shufpd instruction.
12578 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12579 (avx_cmpp<avxmodesuffixf2c><mode>3,
12580 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12581 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12582 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12583 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12584 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12585 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12586 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12587 prefix_data16 attribute for the first alternative to 1.
12588 (*avx_loadlps): Override length_immediate for the first alternative.
12589 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12590 attributes for second alternative.
12591 (*vec_concatv2sf_sse4_1): Override length_immediate and
12592 prefix_data16 attributes for second alternative.
12593 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12594 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12595 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12596 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12597 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12598 prefix_data16 and length_immediate to 1.
12599 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12601 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12602 prefix_extra attribute for variants that don't have 0f prefix alone.
12603 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12604 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12605 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12606 *sse4_1_pextrd): Set length_immediate to 1.
12607 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12608 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12610 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12611 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12612 length_immediate to 1 for second alternative.
12613 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12614 prefix_extra and length_immediate attributes for the first
12616 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12618 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12619 to 1 for the first and third alternative.
12620 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12622 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12624 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12626 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12627 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12628 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12629 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12630 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12631 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12632 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12633 ssse3_psign<mode>3): Override prefix_rex attribute.
12634 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12635 (ssse3_palignrti): Override length_immediate to 1.
12636 (ssse3_palignrdi): Override length_immediate to 1, override
12637 prefix_rex attribute.
12638 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12639 (sse4a_extrqi): Override length_immediate to 2.
12640 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12641 (sse4a_insertq): Override prefix_data16 to 0.
12642 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12643 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12644 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12645 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12646 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12647 and length_immediate to 1.
12648 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12649 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12650 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12651 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12652 and length_immediate to 1.
12653 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12654 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12655 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12656 avx_ptest256): Override prefix_extra to 1.
12657 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12658 Override prefix_data16 and length_immediate to 1.
12659 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12660 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12661 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12662 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12663 prefix_data16 to 0 and prefix_extra to 2.
12664 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12665 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12667 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12668 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12669 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12670 and prefix_extra to 2.
12671 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12672 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12673 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12674 avx_vpermilvar<mode>3,
12675 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12676 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12677 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12678 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12679 Override prefix_extra to 1.
12680 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12681 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12682 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12683 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12684 prefix_extra and length_immediate to 1.
12685 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12687 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12688 to 1 for the first alternative.
12689 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12690 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12692 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12693 *movv2sf_internal_avx, *movv2sf_internal): Override
12694 prefix_rep attribute for certain alternatives.
12695 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12696 attributes for certain alternatives.
12697 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12698 attributes for certain alternatives.
12699 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12700 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12701 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12702 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12703 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12704 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12705 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12706 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12707 length_immediate to 1 if operand 2 is const_int_operand.
12708 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12709 *vec_extractv2si_1): Set length_immediate attribute to 1.
12710 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12711 using old 3DNOW insn rather than SSE/3DNOW_A.
12712 (mmx_emms, mmx_femms): Clear modrm attribute.
12714 2009-05-29 Martin Jambor <mjambor@suse.cz>
12716 * tree-sra.c: New implementation of SRA.
12718 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12719 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12720 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12721 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12722 (SRA_MAX_STRUCTURE_COUNT): Removed.
12723 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12724 * doc/invoke.texi (sra-max-structure-size): Removed.
12725 (sra-field-structure-ratio): Removed.
12727 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12729 PR middle-end/40291
12730 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12733 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12735 PR rtl-optimization/40101
12736 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12737 seqno. Adjust comment.
12738 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12739 inserting bookkeeping before a jump, the jump is not scheduled.
12740 When no positive seqno found, provide a value. Add comment.
12742 2009-05-29 Richard Guenther <rguenther@suse.de>
12744 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12745 short-cutting on the first component.
12747 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12749 PR middle-end/39958
12750 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12751 for trees other than decls/types.
12753 2009-05-29 Richard Guenther <rguenther@suse.de>
12755 * tree-ssa-operands.c (get_expr_operands): Do not handle
12756 INDIRECT_REFs in the handled-component case. Remove
12757 unused get_ref_base_and_extent case.
12758 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12759 tree_low_cst and host_integerp where possible.
12760 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12761 codes for equivalence.
12762 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12764 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12766 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12767 to tmake_file for i[34567]86-*-cygwin*.
12769 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12772 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12773 (altivec_categorize_keyword, init_vector_keywords,
12774 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12777 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12779 * tree.c (handle_dll_attribute): Check if node is
12780 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12782 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12784 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12786 (thumb2_zero_extendqidi2): Likewise.
12788 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12790 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12791 instead of gen_movrt.
12792 * config/sh/sh.md (movrt): Remove.
12794 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12796 * doc/invoke.texi (IA-64 Options):
12797 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12798 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12799 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12800 -msched-prefer-non-control-spec-insns,
12801 -msched-stop-bits-after-every-cycle,
12802 -msched-count-spec-in-critical-path,
12803 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12804 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12805 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12806 and -msched-spec-verbose.
12808 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12810 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12811 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12813 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12815 2009-05-28 Richard Guenther <rguenther@suse.de>
12817 * tree-ssa-alias.c (ao_ref_init): New function.
12818 (ao_ref_base): Likewise.
12819 (ao_ref_base_alias_set): Likewise.
12820 (ao_ref_alias_set): Likewise.
12821 (refs_may_alias_p_1): Change signature.
12822 (refs_may_alias_p): Adjust.
12823 (refs_anti_dependent_p): Likewise.
12824 (refs_output_dependent_p): Likewise.
12825 (call_may_clobber_ref_p_1): Change signature.
12826 (call_may_clobber_ref_p): Adjust.
12827 (stmt_may_clobber_ref_p_1): New function split out from ...
12828 (stmt_may_clobber_ref_p): ... here.
12829 (maybe_skip_until): Adjust signature.
12830 (get_continuation_for_phi): Likewise.
12831 (walk_non_aliased_vuses): Likewise.
12832 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12833 (ao_ref_init): Declare.
12834 (ao_ref_base): Likewise.
12835 (ao_ref_alias_set): Likewise.
12836 (stmt_may_clobber_ref_p_1): Likewise.
12837 (walk_non_aliased_vuses): Adjust.
12838 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12839 (get_ref_from_reference_ops): remove.
12840 (vn_reference_lookup_2): Adjust signature.
12841 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12842 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12843 (vn_reference_lookup): Adjust.
12844 (vn_reference_insert): Likewise.
12845 (vn_reference_insert_pieces): Adjust signature.
12846 (visit_reference_op_call): Adjust.
12847 * tree-ssa-pre.c (get_expr_type): Simplify.
12848 (phi_translate_1): Adjust.
12849 (compute_avail): Likewise.
12850 (translate_vuse_through_block): Do not re-build trees.
12851 (value_dies_in_block_x): Likewise.
12852 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12854 (vn_reference_lookup_pieces): Adjust declaration.
12855 (vn_reference_insert_pieces): Likewise.
12857 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12859 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12860 with checking disabled.
12862 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12866 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12867 macro definition for support of three-operand format aligned
12868 .comm directive in assembler on cygwin/pe/mingw target OS.
12869 * configure: Regenerate.
12870 * config.h: Regenerate.
12872 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12873 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12874 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12876 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12877 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12879 2009-05-28 Ira Rosen <irar@il.ibm.com>
12881 PR tree-optimization/40254
12882 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12883 in analysis of basic blocks.
12885 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12887 PR middle-end/33699
12888 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12889 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12890 (TARGET_INITIALIZER): Use it.
12891 * cse.c (CHEAPER): Move it up to the other macros.
12892 (insert): Rename this ...
12893 (insert_with_costs): ... to this. Add cost parameters. Update
12895 (insert): New function. Call insert_with_costs.
12896 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12897 find_reg_offset_for_const, try_const_anchors): New functions.
12898 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12899 when using a const-anchor. Call insert_const_anchors.
12900 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12901 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12903 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12905 * tree-inline.c (remap_decls): Enable nonlocalized variables
12906 when not optimizing.
12908 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12910 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12911 Simplify other tests involving optimize.
12913 2009-05-27 Tom Tromey <tromey@redhat.com>
12915 * unwind-dw2.c (_Unwind_DebugHook): New function.
12916 (uw_install_context): Call _Unwind_DebugHook.
12918 2009-05-27 Tom Tromey <tromey@redhat.com>
12920 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12922 2009-05-27 Ian Lance Taylor <iant@google.com>
12924 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12925 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12926 (ALL_LINKERFLAGS): Define.
12927 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12928 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12929 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12930 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12931 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12932 $(LINKER_FOR_BUILD).
12933 (build/gcov-iov$(build_exeext)): Likewise.
12935 2009-05-27 Julian Brown <julian@codesourcery.com>
12937 * gcse.c (target.h): Include.
12938 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12939 copy of argument to a pseudo register.
12941 2009-05-27 Diego Novillo <dnovillo@google.com>
12943 * tree-ssa-live.c (dump_scope_block): Document arguments.
12944 (dump_scope_blocks): Document.
12945 (debug_scope_blocks): New.
12946 * tree-flow.h (debug_scope_blocks): Declare.
12948 2009-05-21 Denis Chertykov <denisc@overta.ru>
12950 * doc/contrib.texi (Contributors): Add myself to the list.
12952 2009-05-27 Olivier Hainque <hainque@adacore.com>
12954 * expr.c (target_align): New function. Alignment the TARGET of an
12955 assignment may be assume to have.
12956 (highest_pow2_factor_for_target): Use it instead of relying on
12957 immediate tree attributes of TARGET, not necessarily honored when
12958 intermediate bitfields are involved.
12960 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12963 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12964 AVX, SSE4, AES, PCLMUL and POPCNT.
12966 2009-05-27 Diego Novillo <dnovillo@google.com>
12968 * tree-pretty-print.c (dump_location): New.
12969 (dump_generic_node): Call it.
12970 Factor code to handle BLOCK nodes ...
12971 (dump_block_node): ... here.
12973 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12975 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12977 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12979 * gcc-plugin.h: Include config.h and system.h.
12980 (IN_GCC): Define if not defined.
12982 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12984 PR middle-end/40249
12985 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12988 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12990 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12992 * config/m32r/m32r.h: Ditto.
12993 * config/m32r/m32r.md: Ditto.
12994 * config/m32r/predicates.md: Ditto.
12996 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12998 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13000 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13003 (Loading plugins): typo.
13004 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13005 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13006 (Interacting with the GCC Garbage Collector): Added new section.
13007 (Giving information about a plugin): Added new section for
13009 * ggc.h (ggc_register_root_tab): Added declaration.
13010 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13011 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13012 (register_callback): Improved comment in declaration.
13013 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13014 (extra_root_vec) Added static variable for dynamic roots registration.
13015 (ggc_register_root_tab) Added new routine.
13016 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13017 PLUGIN_GGC_MARKING event.
13018 * ggc-zone.c: Include plugin.h.
13019 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13020 * ggc-page.c: Include plugin.h.
13021 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13022 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13023 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13024 (register_callback): check lack of callbacks for
13025 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13026 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13027 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13028 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13029 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13030 dependency on plugin.h.
13031 (plugin.o): Added dependency on ggc.h...
13033 2009-05-26 Richard Guenther <rguenther@suse.de>
13035 PR middle-end/40248
13037 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13038 with mismatched comparison modes.
13040 * expr.c (expand_expr_real_1): Expand the operand of a
13041 VIEW_CONVERT_EXPR in its natural mode.
13043 2009-05-26 Ian Lance Taylor <iant@google.com>
13045 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13046 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13047 (ALL_COMPILERFLAGS): Define.
13048 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13049 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13050 (collect2$(exeext), collect2.o): Likewise.
13051 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13052 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13053 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13054 (libbackend.o, intl.o, cppdefault.o): Likewise.
13055 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13056 (build/%.o): Use $(COMPILER_FOR_BUILD).
13057 (build/gen%$(build_exeext)): Likewise.
13058 (build/gcov-iov$(build_exeext)): LIkewise.
13059 * config/t-darwin (darwin.o): Use $(COMPILER).
13060 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13061 * config/t-sol2 (sol2-c.o): Likewise.
13062 (sol2.o): Likewise.
13063 * config/t-vxworks (vxworks.o): Likewise.
13064 * config/x-darwin (host-darwin.o): Likewise.
13065 * config/x-hpux (host-hpux.o): Likewise.
13066 * config/x-linux (host-linux.o): Likewise.
13067 * config/x-solaris (host-solaris.o): Likewise.
13068 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13069 * config/arm/t-arm (arm-c.o): Likewise.
13070 * config/arm/t-pe (pe.o): Likewise.
13071 * config/arm/t-wince-pe (pe.o): Likewise.
13072 * config/i386/t-cygming (winnt.o): Likewise.
13073 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13074 * config/i386/t-cygwin (cygwin1.o): Likewise.
13075 (cygwin2.o): Likewise.
13076 * config/i386/t-i386 (i386-c.o): Likewise.
13077 * config/i386/t-interix (winnt.o): Likewise.
13078 * config/i386/t-netware (netware.o): Likewise.
13079 * config/i386/t-nwld (nwld.o): Likewise.
13080 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13081 * config/i386/x-i386 (driver-i386.o): Likewise.
13082 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13083 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13084 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13085 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13086 * config/mips/x-native (driver-native.o): Likewise.
13087 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13088 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13089 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13090 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13091 * config/score/t-score-elf (score7.o): Likewise.
13092 (score3.o): Likewise.
13093 * config/sh/t-sh (sh-c.o): Likewise.
13094 * config/sh/t-symbian (sh-c.o): Likewise.
13095 (symbian.o): Likewise.
13096 * config/spu/t-spu-elf (spu-c.o): Likewise.
13097 * config/v850/t-v850 (v850-c.o): Likewise.
13098 * config/v850/t-v850e (v850-c.o): Likewise.
13100 2009-05-26 Richard Guenther <rguenther@suse.de>
13102 PR tree-optimization/40122
13103 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13104 VECTOR_CSTs if possible.
13105 (fold_gimple_assign): Likewise.
13107 2009-05-26 Richard Guenther <rguenther@suse.de>
13109 PR middle-end/40252
13110 * fold-const.c (fold_binary): Use the correct types for building
13113 2009-05-26 Richard Guenther <rguenther@suse.de>
13115 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13116 redundant calls to merge_alias_info.
13117 (bump_vector_ptr): Likewise.
13118 * tree-ssa-copy.c (merge_alias_info): Remove.
13119 (replace_exp_1): Remove call to merge_alias_info.
13120 (propagate_tree_value): Likewise.
13121 (fini_copy_prop): Propagate points-to info.
13122 * tree-flow.h (merge_alias_info): Remove.
13124 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13126 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13128 2009-05-25 Jan Hubicka <jh@suse.cz>
13130 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13131 * cgraph.h (struct inline_summary): New filed self_wize,
13132 size_inlining_benefit, self_time and time_inlining_benefit.
13133 (struct cgraph_global_info): Replace insns by time ans size fields.
13134 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13135 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13136 (ipcp_update_callgraph): Do not touch function bodies.
13137 * ipa-inline.c: Include except.h
13138 (MAX_TIME): New constant.
13139 (overall_insns): Remove.
13140 (leaf_node_p): New.
13141 (overall_size, max_benefit): New static variables.
13142 (cgraph_estimate_time_after_inlining): New function.
13143 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13144 (cgraph_clone_inlined_nodes): Update size.
13145 (cgraph_mark_inline_edge): Update size.
13146 (cgraph_estimate_growth): Use size info.
13147 (cgraph_check_inline_limits): Check size.
13148 (cgraph_default_inline_p): Likewise.
13149 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13150 (cgraph_decide_recursive_inlining): Check size.
13151 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13153 (cgraph_decide_inlining): Likewise.
13154 (cgraph_decide_inlining_incrementally): Likewise; honor
13155 PARAM_EARLY_INLINING_INSNS.
13156 (likely_eliminated_by_inlining_p): New predicate.
13157 (estimate_function_body_sizes): New function.
13158 (compute_inline_parameters): Use it.
13159 * except.c (must_not_throw_labels): New function.
13160 * except.h (must_not_throw_labels): Declare.
13161 * tree-inline.c (init_inline_once): Kill inlining_weigths
13162 * tree-ssa-structalias.c: Avoid uninitialized warning.
13163 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13164 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13165 (PARAM_INLINE_CALL_COST): Remove.
13166 (PARAM_EARLY_INLINING_INSNS): New.
13168 2009-05-25 Richard Guenther <rguenther@suse.de>
13170 PR tree-optimization/36327
13171 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13172 callback for reference translation or lookup at the point of may-defs.
13173 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13174 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13175 for union COMPONENT_REFs.
13176 (vn_reference_lookup_3): New callback. Lookup from memset
13177 and CONSTRUCTOR assignment, translate through struct copies.
13178 (vn_reference_lookup_pieces): Make sure to not free the
13179 passed operands array. Adjust walk_non_aliased_vuses call.
13180 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13181 make sure we do not leak memory.
13183 2009-05-25 Richard Guenther <rguenther@suse.de>
13185 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13186 * tree-inline.c (expand_call_inline): Reset the escaped and
13187 callused solutions.
13188 * tree-ssa-structalias.c (pass_build_ealias): New.
13189 * tree-pass.h (pass_build_ealias): Declare.
13190 * passes.c (init_optimization_passes): Add PTA during
13191 early optimizations.
13192 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13193 and CALLUSED solutions.
13194 (dump_points_to_solution): New function, split out from ...
13195 (dump_points_to_info_for): ... here.
13196 * tree-parloops.c (parallelize_loops): Reset the escaped and
13197 callused solutions.
13199 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13202 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13203 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13205 2009-05-25 Ira Rosen <irar@il.ibm.com>
13207 PR tree-optimization/40238
13208 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13209 statements after basic block's labels.
13210 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13211 to free the allocated memory.
13213 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13215 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13216 return address with a USE.
13218 2009-05-24 Richard Guenther <rguenther@suse.de>
13220 PR middle-end/40233
13221 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13222 array type from the main variant of the inner type.
13224 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13226 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13227 definition to bool (from int) to un-break build.
13228 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13230 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13232 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13233 discard_stmt_changes): Delete.
13234 * tree-ssa-operands.c (scb_stack): Delete.
13235 (init_ssa_operands): Do not initialize it.
13236 (fini_ssa_operands): Do not free it.
13237 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13239 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13240 update_stmt, remove the others. Fix comments.
13241 * tree-dfa.c (optimize_stack_restore): Likewise.
13242 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13243 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13244 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13245 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13247 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13248 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13249 (dom_opt_finalize_block): Likewise, adjusting access to
13251 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13252 (stmts_to_rescan): Change item type to gimple.
13253 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13255 2009-05-24 Ira Rosen <irar@il.ibm.com>
13257 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13258 * tree-pass.h (pass_slp_vectorize): New pass.
13259 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13260 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13261 * tree-vectorizer.c (timevar.h): Include.
13262 (user_vect_verbosity_level): Declare.
13263 (vect_location): Fix comment.
13264 (vect_set_verbosity_level): Update user_vect_verbosity_level
13265 instead of vect_verbosity_level.
13266 (vect_set_dump_settings): Add an argument. Ignore user defined
13267 verbosity if dump flags require higher level of verbosity. Print to
13268 stderr only for loop vectorization.
13269 (vectorize_loops): Update call to vect_set_dump_settings.
13270 (execute_vect_slp): New function.
13271 (gate_vect_slp): Likewise.
13272 (struct gimple_opt_pass pass_slp_vectorize): New.
13273 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13274 access its members.
13275 (vec_info_for_bb): New function.
13276 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13277 (VECTORIZATION_ENABLED): New macro.
13278 (SLP_ENABLED, SLP_DISABLED): Likewise.
13279 (vect_is_simple_use): Add bb_vec_info argument.
13280 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13281 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13282 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13283 vect_schedule_slp, vect_analyze_slp): Likewise.
13284 (vect_analyze_stmt): Add slp_tree argument.
13285 (find_bb_location): Declare.
13286 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13287 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13288 (vect_analyze_loop_operations, vect_analyze_loop,
13289 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13290 vect_finalize_reduction, vectorizable_reduction,
13291 vectorizable_live_operation, vect_transform_loop): Likewise.
13292 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13293 skip evolution analysis if analyzing a basic block.
13294 (dr_analyze_indices): Likewise.
13295 (initialize_data_dependence_relation): Skip the test whether the
13296 object is invariant for basic blocks.
13297 (compute_all_dependences): Skip dependence analysis for data
13298 references in basic blocks.
13299 (find_data_references_in_stmt): Don't fail in case of invariant
13300 access in basic block.
13301 (find_data_references_in_bb): New function.
13302 (find_data_references_in_loop): Move code to
13303 find_data_references_in_bb and add a call to it.
13304 (compute_data_dependences_for_bb): New function.
13305 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13306 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13308 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13309 unknown dependence in basic block and fail in case of dependence in
13311 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13312 dependence instances from either loop or basic block vectorization
13314 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13315 before calling nested_in_vect_loop_p.
13316 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13317 dependence instances from either loop or basic block vectorization
13319 (vect_verify_datarefs_alignment): Likewise.
13320 (vect_enhance_data_refs_alignment): Adjust function calls.
13321 (vect_analyze_data_refs_alignment): Likewise.
13322 (vect_analyze_group_access): Fix printing. Skip different checks if
13323 DR_STEP is 0. Keep strided stores either in loop or basic block
13324 vectorization data structure. Fix indentation.
13325 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13327 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13328 dependence instances from either loop or basic block vectorization
13330 (vect_analyze_data_refs): Update comment. Call
13331 compute_data_dependences_for_bb to analyze basic blocks.
13332 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13333 case of loop vectorization. In case of basic block vectorization use
13334 data-ref itself as a base.
13335 (vect_create_data_ref_ptr): In case of basic block vectorization:
13336 don't advance the pointer, add new statements before the current
13337 statement. Adjust function calls.
13338 (vect_supportable_dr_alignment): Support only aligned accesses in
13339 basic block vectorization.
13340 * common.opt (ftree-slp-vectorize): New flag.
13341 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13342 (vect_pattern_recog_1): Likewise.
13343 * tree-vect-stmts.c (process_use): Likewise.
13344 (vect_init_vector): Add new statements in the beginning of the basic
13345 block in case of basic block SLP.
13346 (vect_get_vec_def_for_operand): Adjust function calls.
13347 (vect_finish_stmt_generation): Likewise.
13348 (vectorizable_call): Add assert that it is loop vectorization, adjust
13350 (vectorizable_conversion, vectorizable_assignment): Likewise.
13351 (vectorizable_operation): In case of basic block SLP, take
13352 vectorization factor from statement's type and skip the relevance
13353 check. Adjust function calls.
13354 (vectorizable_type_demotion): Add assert that it is loop
13355 vectorization, adjust function calls.
13356 (vectorizable_type_promotion): Likewise.
13357 (vectorizable_store): Check for outer loop only in case of loop
13358 vectorization. Adjust function calls. For basic blocks, skip the
13359 relevance check and don't advance pointers.
13360 (vectorizable_load): Likewise.
13361 (vectorizable_condition): Add assert that it is loop vectorization,
13362 adjust function calls.
13363 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13364 that it is not reduction, get vector type, call only supported
13365 functions, skip loop specific parts.
13366 (vect_transform_stmt): Check for outer loop only in case of loop
13368 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13369 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13370 for external definition.
13371 * passes.c (pass_slp_vectorize): New pass.
13372 * tree-vect-slp.c (find_bb_location): New function.
13373 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13374 check for patterns only in loops.
13375 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13376 case of multiple types in basic block SLP.
13377 (vect_mark_slp_stmts_relevant): New function.
13378 (vect_supported_load_permutation_p): Fix comment.
13379 (vect_analyze_slp_instance): Add argument. In case of basic block
13380 SLP, take vectorization factor from statement's type, check that
13381 unrolling factor is 1. Adjust function call. Save SLP instance in
13382 either loop or basic block vectorization structure. Return FALSE,
13384 (vect_analyze_slp): Add argument. Get strided stores groups from
13385 either loop or basic block vectorization structure. Return FALSE
13386 if basic block SLP failed.
13387 (new_bb_vec_info): New function.
13388 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13389 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13390 (vect_schedule_slp): Add argument. Get SLP instances from either
13391 loop or basic block vectorization structure. Set vectorization factor
13392 to be 1 for basic block SLP.
13393 (vect_slp_transform_bb): New function.
13394 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13396 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13398 * final.c (shorten_branches): Do not align labels for jump tables.
13399 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13401 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13403 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13404 Remove outdated reference to flow.c and fix nits.
13405 * doc/gccint.texi: Tweak RTL description.
13406 * doc/rtl.texi: Likewise.
13408 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13410 * config/avr/avr.c: Change my email address.
13411 * config/avr/avr.h: Likewise.
13412 * config/avr/avr.md: Likewise.
13413 * config/avr/avr-protos.h: Likewise.
13414 * config/avr/libgcc.S: Likewise.
13416 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13418 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13419 (spu_split_load, spu_split_store): Change return type to int.
13420 (spu_split_convert): Declare.
13421 * config/spu/predicates.md (spu_mem_operand): Remove.
13422 (spu_mov_operand): Update.
13423 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13424 * config/spu/spu.c (regno_aligned_for_load): Remove.
13425 (reg_aligned_for_addr, spu_expand_load): Define.
13426 (spu_expand_extv): Reimplement and handle MEM.
13427 (spu_expand_insv): Handle MEM.
13428 (spu_sched_reorder): Handle insn's with length 0.
13429 (spu_legitimate_address_p): Reimplement.
13430 (store_with_one_insn_p): Return TRUE for any mode with size
13431 larger than 16 bytes.
13432 (address_needs_split): Define.
13433 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13435 (spu_convert_move): Define.
13436 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13437 (spu_split_store): Change all MEM's to TImode.
13438 (spu_init_expanders): Preallocate registers that correspond to
13439 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13441 (spu_split_convert): Define.
13442 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13443 (_move<mode>, _movdi, _movti): Update predicate and condition.
13444 (load, store): Change to define_split.
13445 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13447 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13448 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13449 define_insn_and_split of lshr<mode>3.
13450 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13451 (<v>ashr<mode>3_imm): Define.
13452 (extv, extzv, insv): Allow MEM operands.
13453 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13454 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13455 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13456 (_spu_convert2): Change to define_insn_and_split and remove the
13457 corresponding define_peephole2.
13458 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13459 Change predicates to memory_operand.
13461 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13463 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13465 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13467 PR tree-optimization/40219
13468 * tree.c (iterative_hash_expr): Make sure the builtin function is
13469 a normal builtin function and not a front end or back end builtin
13470 before indexing into the built_in_decls array.
13472 2009-05-22 Richard Guenther <rguenther@suse.de>
13474 PR middle-end/38964
13475 * alias.c (write_dependence_p): Do not use TBAA for answering
13476 anti-dependence or output-dependence.
13477 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13478 (emit_pointer_definition): Remove.
13479 (emit_alias_warning): Likewise.
13480 (find_what_var_points_to): Remove TBAA pruning code.
13481 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13483 (compute_points_to_sets): Remove code computing the set of
13484 dereferenced pointers.
13485 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13486 oracle for querying anti and output dependencies.
13487 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13488 if TBAA may be applied.
13489 (refs_anti_dependent_p): New function.
13490 (refs_output_dependent_p): Likewise.
13491 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13492 (refs_output_dependent_p): Likewise.
13493 * doc/tree-ssa.texi (Memory model): New section.
13494 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13495 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13496 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13497 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13498 * expr.c (expand_expr_real_1): Likewise.
13499 * gimple-low.c (lower_stmt): Likewise.
13500 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13501 (dump_gimple_cdt): Remove.
13502 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13503 (gimple_size): Likewise.
13504 (walk_gimple_op): Likewise.
13505 (is_gimple_stmt): Likewise.
13506 (walk_stmt_load_store_addr_ops): Likewise.
13507 (gimple_build_cdt): Remove.
13508 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13509 * gimple.h (gimple_cdt_new_type): Remove.
13510 (gimple_cdt_new_type_ptr): Likewise.
13511 (gimple_cdt_set_new_type): Likewise.
13512 (gimple_cdt_location): Likewise.
13513 (gimple_cdt_location_ptr): Likewise.
13514 (gimple_cdt_set_location): Likewise.
13515 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13516 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13517 GIMPLE_CHANGE_DYNAMIC_TYPE.
13518 (verify_types_in_gimple_stmt): Likewise.
13519 * tree-inline.c (estimate_num_insns): Likewise.
13520 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13521 (copy_decl_to_var): Likewise.
13522 (copy_result_decl_to_var): Likewise.
13523 * tree-pretty-print.c (dump_generic_node): Do not handle
13524 CHANGE_DYNAMIC_TYPE_EXPR.
13525 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13526 * tree-ssa-operands.c (get_expr_operands): Likewise.
13527 * tree-ssa-structalias.c (struct variable_info): Remove
13528 no_tbaa_pruning member.
13529 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13530 (unify_nodes): Do not copy it.
13531 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13532 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13533 (set_uids_in_ptset): Do not check it.
13534 (find_what_var_points_to): Likewise.
13535 (compute_tbaa_pruning): Remove.
13536 (compute_points_to_sets): Do not call it.
13537 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13538 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13539 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13540 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13541 (DECL_NO_TBAA_P): Likewise.
13542 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13543 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13544 (expand_omp_atomic_pipeline): Do not set it.
13545 * print-tree.c (print_node): Do not dump it.
13546 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13549 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13552 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13555 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13557 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13560 2009-05-22 Ben Elliston <bje@au.ibm.com>
13562 * Makefile.in (bversion.h, s-bversion): New targets.
13563 (TOPLEV_H): Add bversion.h.
13564 * toplev.h: Include "bversion.h".
13565 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13566 the __format__ attribute only if compiling with the same version
13567 of GCC as the sources (the "build version").
13569 2009-05-22 Ben Elliston <bje@au.ibm.com>
13571 * c-format.c (handle_format_attribute): Fix comment typo.
13573 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13576 * config/ia64/ia64.opt (mfused-madd): New.
13577 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13578 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13579 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13580 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13581 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13582 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13583 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13584 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13585 instruction if !TARGET_FUSED_MADD.
13586 (fpma, fpms): Remove colon from name.
13588 2009-05-22 Richard Guenther <rguenther@suse.de>
13590 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13591 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13592 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13594 (create_expression_by_pieces): Only convert if necessary.
13595 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13596 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13598 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13600 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13601 regular pattern from a template and rename it ...
13602 (*extzv_truncsi_exts): ... to this.
13604 2009-05-21 Richard Guenther <rguenther@suse.de>
13606 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13607 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13608 (cgraph_default_inline_p): Likewise.
13609 (cgraph_decide_inlining_incrementally): Likewise.
13611 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13612 Uros Bizjak <ubizjak@gmail.com>
13614 * config/i386/cpuid.h (bit_MOVBE): New.
13616 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13618 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13619 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13620 (ix86_handle_option): Handle OPT_mmovbe.
13621 (ix86_target_string): Add -mmovbe.
13622 (pta_flags): Add PTA_MOVBE.
13623 (processor_alias_table): Add PTA_MOVBE to "atom".
13624 (override_options): Handle PTA_MOVBE.
13626 * config/i386/i386.h (TARGET_MOVBE): New.
13628 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13629 (*bswapsi_movbe): New.
13630 (*bswapdi_movbe): Likewise.
13631 (bswapdi2): Renamed to ...
13632 (*bswapdi_1): This.
13633 (bswapdi2): New expander.
13635 * config/i386/i386.opt (mmovbe): New.
13637 * doc/invoke.texi: Document -mmovbe.
13639 2009-05-21 Taras Glek <tglek@mozilla.com>
13641 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13642 * gcc-plugin.h (plugin_init): Updated signature.
13643 * gcc-plugin.h (plugin_name_args): Moved to this header.
13644 * doc/plugins.texi (plugin_init): Updated documention to reflect
13646 * doc/plugins.texi (plugin_name_args): Added to documention.
13648 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13650 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13651 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13653 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13655 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13656 JUMP_TABLE_DATA_P predicates where applicable.
13657 * config/i386/predicates.md: Ditto.
13658 * config/i386/sse.md: Ditto.
13660 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13662 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13663 operand2 -128 override length_immediate attribute to 1.
13664 * config/i386/predicates.md (constm128_operand): New predicate.
13666 * config/i386/i386.c (memory_address_length): Handle %r12
13667 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13669 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13670 mode look through optional ZERO_EXTEND and SUBREG.
13671 * config/i386/i386.md (R12_REG): New define_constant.
13672 (prefix_data16): For sse unit set also for MODE_TI insns.
13673 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13674 insns set if operand 1 is ext_QIreg_operand.
13675 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13676 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13678 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13679 mode from MODE_DI to MODE_SI.
13680 (movdi_1_rex64): Override modrm and length_immediate attributes
13681 only for movabs (TYPE_IMOV, alternative 2).
13682 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13683 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13684 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13685 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13686 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13687 prefix_rex attribute if DImode.
13688 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13689 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13690 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13691 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13692 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13693 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13694 Likewise. For TYPE_IMOV clear length_immediate attribute.
13695 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13696 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13697 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13698 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13699 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13700 or one operand TYPE_ISHIFT.
13701 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13702 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13703 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13704 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13705 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13706 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13707 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13708 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13709 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13710 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13711 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13712 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13713 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13714 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13715 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13716 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13717 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13718 set mode attribute, don't override length attribute.
13719 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13721 (return_internal_long): Set length attribute to 2 instead of 1.
13722 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13723 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13724 prefix_rex attribute.
13725 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13727 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13729 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13731 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13733 2009-05-20 Ian Lance Taylor <iant@google.com>
13735 * tree.c (build_tree_list_vec_stat): New function.
13736 (ctor_to_vec): New function.
13737 (build_nt_call_vec): New function.
13738 (build_call_array): Change args to be a const pointer.
13739 (build_call_vec): New function.
13740 * tree.h (build_nt_call_vec): Declare.
13741 (build_tree_list_vec_stat): Declare.
13742 (build_tree_list_vec): Define.
13743 (build_call_array): Update declaration.
13744 (build_call_vec): Declare.
13745 (ctor_to_vec): Declare.
13746 * c-common.c (tree_vector_cache): New static variable.
13747 (make_tree_vector): New function.
13748 (release_tree_vector): New function.
13749 (make_tree_vector_single): New function.
13750 (make_tree_vector_copy): New function.
13751 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13752 (make_tree_vector_single, make_tree_vector_copy): Declare.
13753 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13754 (c_parser_expr_list): Don't manage cache here, instead call
13756 (c_parser_release_expr_list): Remove static function.
13757 (c_parser_vec_to_tree_list): Remove static function.
13758 (c_parser_attributes): Call build_tree_list_vec instead of
13759 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13760 c_parser_release_expr_list.
13761 (c_parser_postfix_expression_after_primary): Likewise.
13762 (c_parser_objc_keywordexpr): Likewise.
13764 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13766 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13767 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13768 TARGET_CONVERT_TO_TYPE.
13769 * hooks.c (hook_tree_const_tree_null): Define.
13770 * hooks.h (hook_tree_const_tree_null): Declare.
13771 * target.h (struct gcc_target): Add invalid_parameter_type,
13772 invalid_return_type, promoted_type, and convert_to_type fields.
13773 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13774 (TARGET_INVALID_RETURN_TYPE): Define.
13775 (TARGET_PROMOTED_TYPE): Define.
13776 (TARGET_CONVERT_TO_TYPE): Define.
13777 (TARGET_INITIALIZER): Update for new fields.
13778 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13779 (grokparms): Check targetm.invalid_parameter_type.
13780 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13781 * c-convert.c (convert): Check targetm.convert_to_type.
13783 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13785 * config/mips/mips.md (*extenddi_truncate<mode>,
13786 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13788 (*extendhi_truncateqi): New define_insn_and_sptit.
13790 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13792 PR middle-end/40204
13793 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13794 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13796 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13798 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13799 the operand of VIEW_CONVERT_EXPR.
13801 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13803 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13804 extended family and model for Intel processors. Support Intel Atom.
13806 2009-05-20 Olivier Hainque <hainque@adacore.com>
13808 * gstab.h (stab_code_type): Define, to be used instead of the
13809 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13811 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13812 occurrences by stab_code_type.
13813 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13815 2009-05-20 Martin Jambor <mjambor@suse.cz>
13817 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13818 (sra_insert_before): Likewise.
13819 (sra_insert_after): Likewise.
13820 (sra_init_cache): Likewise.
13821 (sra_type_can_be_decomposed_p): Likewise.
13822 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13823 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13824 (sra_insert_before): Likewise.
13825 (sra_insert_after): Likewise.
13826 (sra_init_cache): Likewise.
13827 (insert_edge_copies_seq): Made static and moved upwards.
13829 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13832 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13834 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13835 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13838 2009-05-20 Richard Guenther <rguenther@suse.de>
13840 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13841 with mismatched comparison modes.
13843 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13845 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13846 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13847 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13848 with shifts for Thumb2.
13849 (orsi_notsi): New for orn.
13850 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13851 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13852 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13853 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13854 Don't invert remainder for IOR.
13856 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13858 PR tree-optimization/40087
13859 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13860 number_of_iterations_ne): Rename never_infinite argument.
13861 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13862 number_of_iterations_le): Handle pointer-type ivs when
13863 exit_must_be_taken is false.
13864 (number_of_iterations_cond): Do not always assume that
13865 exit_must_be_taken if the control variable is a pointer.
13867 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13869 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13870 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13872 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13874 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13875 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13877 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13880 * c.opt (Wlogical-op): Disabled by default.
13881 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13883 * doc/invoke.texi (Wlogical-op): Likewise.
13885 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13887 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13889 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13890 Propagate the type of the first operand.
13891 <ASSERT_EXPR>: Simplify.
13892 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13893 Rewrite using the RHS code as discriminant.
13894 <NOP_EXPR>: Turn into CASE_CONVERT.
13895 <PLUS_EXPR>: Propagate the type of the first operand.
13897 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13899 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13900 (ia64_dconst_0_375): New.
13901 * config/ia64/ia64.c (ia64_override_options): Remove
13902 -minline-sqrt-min-latency warning.
13903 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13904 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13905 * config/ia64/ia64.md (*sqrt_approx): Remove.
13906 (sqrtsf2): Remove #if 0.
13907 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13908 (sqrtdf): Remove assert.
13909 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13910 (sqrtxf2): Remove #if 0.
13911 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13912 * div.md (sqrt_approx_rf): New.
13913 (sqrtsf2_internal_thr): New implementation.
13914 (sqrtsf2_internal_lat): New.
13915 (sqrtdf2_internal_thr: New implementation.
13916 (sqrtxf2_internal): New implementation.
13918 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13919 Hans-Peter Nilsson <hp@axis.com>
13921 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13922 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13923 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13924 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13925 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13926 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13927 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13928 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13929 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13930 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13931 * c-common.c: ...from here.
13933 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13935 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13937 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13939 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13941 2009-05-19 Ben Elliston <bje@au.ibm.com>
13943 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13944 assignments with memcpy calls.
13945 (add_fdes): Likewise.
13946 (binary_search_unencoded_fdes): Likewise.
13947 (linear_search_fdes): Eliminate type puns.
13949 2009-05-19 Richard Guenther <rguenther@suse.de>
13951 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13952 not falsely claim to have propagated into all uses.
13954 2009-05-19 Ben Elliston <bje@au.ibm.com>
13956 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13959 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13961 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13962 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13963 (TARGET_LEGITIMATE_ADDRESS_P): New.
13964 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13965 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13967 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13970 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13971 child of the containing namespace's DIE.
13973 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13975 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13976 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13977 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13980 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13983 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13984 gen_align with gen_pad.
13985 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13986 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13988 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13989 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13991 * config/i386/i386.md (align): Renamed to ...
13992 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13993 ASM_OUTPUT_MAX_SKIP_PAD.
13995 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13997 * config.gcc: Fix variable syntax.
14000 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14001 before calling exact_log2.
14002 (output_iorsi3): Likewise.
14003 (output_xorsi3): Likewise.
14005 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14007 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14008 for the none zero constant operand except for EQ and NE
14009 comprisons even when the first operand is R0.
14011 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14013 * config/s390/2064.md: Remove trailing whitespaces.
14014 * config/s390/2084.md: Likewise.
14015 * config/s390/constraints.md: Likewise.
14016 * config/s390/fixdfdi.h: Likewise.
14017 * config/s390/libgcc-glibc.ver: Likewise.
14018 * config/s390/s390-modes.def: Likewise.
14019 * config/s390/s390-protos.h: Likewise.
14020 * config/s390/s390.c: Likewise.
14021 * config/s390/s390.h: Likewise.
14022 * config/s390/s390.md: Likewise.
14023 * config/s390/tpf-unwind.h: Likewise.
14025 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14027 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14029 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14032 * configure.ac (m68k-*-*): Check if binutils support TLS.
14033 * configure: Regenerate.
14034 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14035 * config/m68k/constraints.md (Cu): New constraint.
14036 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14037 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14038 (movsi): Handle TLS symbols.
14039 (addsi3_5200): Handle XTLS symbols, indent.
14040 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14041 (m68k_tls_reference_p): Declare.
14042 (m68k_legitimize_address): Declare.
14043 (m68k_unwrap_symbol): Declare.
14044 * config/m68k/m68k.opt (mxtls): New option.
14045 * config/m68k/m68k.c (ggc.h): Include.
14046 (m68k_output_dwarf_dtprel): Implement hook.
14047 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14048 (m68k_expand_prologue): Load GOT pointer when function needs it.
14049 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14050 (m68k_legitimate_constant_address_p): Same.
14051 (m68k_decompose_address): Handle TLS references.
14052 (m68k_get_gp): New static function.
14053 (enum m68k_reloc): New contants.
14054 (TLS_RELOC_P): New macro.
14055 (m68k_wrap_symbol): New static function.
14056 (m68k_unwrap_symbol): New function.
14057 (m68k_final_prescan_insn_1): New static function.
14058 (m68k_final_prescan_insn): New function.
14059 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14061 (legitimize_pic_address): Handle TLS references..
14062 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14063 (m68k_libcall_value_in_a0_p)
14064 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14065 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14066 (m68k_legitimize_tls_address): Handle TLS references.
14067 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14069 (m68k_legitimize_address): Handle TLS symbols.
14070 (m68k_get_reloc_decoration): New static function.
14071 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14073 (m68k_output_dwarf_dtprel): Implement hook.
14074 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14075 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14076 m68k_call_* routines.
14077 (sched_attr_op_type): Handle TLS symbols.
14078 (gt-m68k.h): Include.
14079 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14080 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14082 2009-05-18 Martin Jambor <mjambor@suse.cz>
14084 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14085 (visit_store_addr_for_mod_analysis): New function.
14086 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14087 (determine_cst_member_ptr): Use gimple_assign_single_p.
14088 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14089 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14090 operands. Don't check number of operands of a NOP_EXPR.
14092 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14094 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14096 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14099 * c-common.c (warn_logical_operator): Don't warn if one of
14100 expression isn't always true or false.
14102 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14104 * config/i386/biarch32.h: New file.
14105 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14107 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14109 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14110 *zero_extend<mode>_truncqi): Merge these into ...
14111 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14112 Name the pattern following this as *zero_extendhi_truncqi.
14114 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14116 PR middle-end/39301
14117 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14118 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14119 (output_info): Make field HOST_WIDEST_INT.
14120 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14121 (dump_bitmat_statistics): Same.
14123 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14125 * config.gcc (use_gcc_stdint): Set to wrap.
14126 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14127 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14128 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14129 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14130 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14131 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14132 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14133 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14135 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14137 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14139 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14140 Move definitions earlier.
14141 (OPT_ARCH64, OPT_ARCH32): Define.
14142 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14145 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14148 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14151 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14153 * arm.md (movdi2): Copy non-reg values to DImode registers.
14155 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14158 * final.c (label_to_max_skip): New function.
14159 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14160 CODE_LABEL_NUMBER <= max_labelno.
14161 * output.h (label_to_max_skip): New prototype.
14162 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14163 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14164 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14165 Handle CODE_LABELs with >= 16 byte alignment or with
14166 max_skip == (1 << align) - 1.
14167 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14168 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14171 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14172 .p2align 3 if MAX_SKIP is smaller than 7.
14173 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14175 2009-05-15 Ian Lance Taylor <iant@google.com>
14177 * alias.c (struct alias_set_entry_d): Rename from struct
14178 alias_set_entry. Change all uses.
14179 * except.c (struct call_site_record_d): Rename from struct
14180 call_site_record. Change all uses.
14181 * except.h (struct eh_region_d): Rename from struct eh_region.
14183 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14185 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14186 ivtype_map_elt. Change all uses.
14187 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14189 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14190 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14192 (struct sese_d): Rename from struct sese. Change all uses.
14193 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14194 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14195 * optabs.h (struct optab_d): Rename from struct optab. Change all
14197 (struct convert_optab_d): Rename from struct convert_optab.
14199 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14200 ipa_opt_pass. Change all uses.
14201 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14204 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14205 defined as a typedef.
14206 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14209 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14212 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14214 (merge_ranges): Returns bool.
14215 * tree.h (make_range): .. to here.
14216 (build_range_check): Likewise.
14217 (merge_ranges): Likewise. Renamed from merge_ranges.
14218 * c-typeck.c (parser_build_binary_op): Update calls to
14219 warn_logical_operator.
14220 * c-common.c (warn_logical_operator): Add new warning.
14221 * c-common.h (warn_logical_operator): Update declaration.
14223 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14225 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14227 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14229 * doc/install.texi: Document MPC requirements, flags etc.
14231 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14232 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14233 Evaluate constant arguments.
14234 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14235 (fold_builtin_1): Likewise, also evaluate constant arguments.
14236 Remove superfluous break.
14237 (do_mpc_ckconv): New.
14238 * real.h: Include mpc.h.
14239 * toplev.c (print_version): Output MPC version info if available.
14241 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14243 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14245 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14247 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14250 2009-05-15 Jan Hubicka <jh@suse.cz>
14252 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14253 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14254 (try_inline): Fix return value.
14255 (cgraph_decide_inlining_incrementally): Honor new value.
14256 (cgraph_early_inlining): Handle indirect inlining.
14257 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14259 2009-05-15 Jan Hubicka <jh@suse.cz>
14261 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14262 * cgraphunit.c (cgraph_finalize_function): Set it.
14263 (cgraph_expand_function): Use it.
14265 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14267 * real.c (encode_ieee_half): Define.
14268 (decode_ieee_half): Define.
14269 (ieee_half_format): Define.
14270 (arm_half_format): Define.
14271 * real.h (ieee_half_format): Declare.
14272 (arm_half_format): Declare.
14274 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14276 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14277 swapped, and reversed optabs exist before trying to use them.
14279 2009-05-15 Paul Brook <paul@codesourcery.com>
14280 Sandra Loosemore <sandra@codesourcery.com>
14282 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14283 loads. Allow PRE_DEC.
14284 (output_move_neon): Handle PRE_DEC.
14285 (arm_print_operand): Add 'A' for neon structure loads.
14286 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14287 * config/arm/neon.md (neon_mov): Update comment.
14288 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14290 (Um): New constraint.
14292 2009-05-15 Jan Hubicka <jh@suse.cz>
14294 Revert the following patch until testsuite fallout is fixed:
14295 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14296 * cgraph.h (struct inline_summary): New filed self_wize,
14297 size_inlining_benefit, self_time and time_inlining_benefit.
14298 (struct cgraph_global_info): Replace insns by time ans size fields.
14299 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14300 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14301 (ipcp_update_callgraph): Do not touch function bodies.
14302 * ipa-inline.c: Include except.h
14303 (MAX_TIME): New constant.
14304 (overall_insns): Remove
14305 (overall_size, max_benefit): New static variables.
14306 (cgraph_estimate_time_after_inlining): New function.
14307 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14308 (cgraph_clone_inlined_nodes): Update size.
14309 (cgraph_mark_inline_edge): Update size.
14310 (cgraph_estimate_growth): Use size info.
14311 (cgraph_check_inline_limits): Check size.
14312 (cgraph_default_inline_p): Likewise.
14313 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14314 (cgraph_decide_recursive_inlining): Check size.
14315 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14317 (cgraph_decide_inlining): Likewise.
14318 (cgraph_decide_inlining_incrementally): Likewise; honor
14319 PARAM_EARLY_INLINING_INSNS.
14320 (likely_eliminated_by_inlining_p): New predicate.
14321 (estimate_function_body_sizes): New function.
14322 (compute_inline_parameters): Use it.
14323 * except.c (must_not_throw_labels): New function.
14324 * except.h (must_not_throw_labels): Declare.
14325 * tree-inline.c (init_inline_once): Kill inlining_weigths
14326 * tree-ssa-structalias.c: Avoid uninitialized warning.
14327 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14328 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14329 (PARAM_INLINE_CALL_COST): Remove.
14330 (PARAM_EARLY_INLINING_INSNS): New.
14332 2009-05-15 Richard Guenther <rguenther@suse.de>
14334 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14335 not TODO_update_ssa.
14337 2009-05-15 Richard Guenther <rguenther@suse.de>
14339 PR tree-optimization/39999
14340 * gimple.h (gimple_expr_type): Use the expression type looking
14341 through useless conversions.
14342 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14343 (vn_nary_op_insert_stmt): Likewise.
14344 (simplify_binary_expression): Likewise.
14346 2009-05-15 Richard Guenther <rguenther@suse.de>
14348 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14349 New options, enabled by default.
14350 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14352 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14353 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14354 * tree-ssa-structalias.c (gate_tree_pta): New function.
14355 (pass_build_alias): Use it.
14357 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14360 recurse on an invariant address if a conversion from a pointer
14361 type to a wider integer type is involved.
14363 2009-05-15 Jan Hubicka <jh@suse.cz>
14365 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14366 * cgraph.h (struct inline_summary): New filed self_wize,
14367 size_inlining_benefit, self_time and time_inlining_benefit.
14368 (struct cgraph_global_info): Replace insns by time ans size fields.
14369 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14370 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14371 (ipcp_update_callgraph): Do not touch function bodies.
14372 * ipa-inline.c: Include except.h
14373 (MAX_TIME): New constant.
14374 (overall_insns): Remove
14375 (overall_size, max_benefit): New static variables.
14376 (cgraph_estimate_time_after_inlining): New function.
14377 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14378 (cgraph_clone_inlined_nodes): Update size.
14379 (cgraph_mark_inline_edge): Update size.
14380 (cgraph_estimate_growth): Use size info.
14381 (cgraph_check_inline_limits): Check size.
14382 (cgraph_default_inline_p): Likewise.
14383 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14384 (cgraph_decide_recursive_inlining): Check size.
14385 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14387 (cgraph_decide_inlining): Likewise.
14388 (cgraph_decide_inlining_incrementally): Likewise; honor
14389 PARAM_EARLY_INLINING_INSNS.
14390 (likely_eliminated_by_inlining_p): New predicate.
14391 (estimate_function_body_sizes): New function.
14392 (compute_inline_parameters): Use it.
14393 * except.c (must_not_throw_labels): New function.
14394 * except.h (must_not_throw_labels): Declare.
14395 * tree-inline.c (init_inline_once): Kill inlining_weigths
14396 * tree-ssa-structalias.c: Avoid uninitialized warning.
14397 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14398 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14399 (PARAM_INLINE_CALL_COST): Remove.
14400 (PARAM_EARLY_INLINING_INSNS): New.
14401 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14402 (inline-call-cost): Remove.
14403 (early-inlining-insns): New.
14405 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14407 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14409 (print_int_cst_bounds_in_octal_p): Likewise.
14410 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14412 * dwarf2out.c (base_type_die): Likewise.
14413 (is_subrange_type): Delete.
14414 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14415 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14416 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14417 if the destination type is boolean.
14418 (build_range_check): Do not special-case subtypes.
14419 (fold_sign_changed_comparison): Likewise.
14420 (fold_unary): Likewise.
14421 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14422 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14423 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14424 * tree.c (subrange_type_for_debug_p): New predicate based on the
14425 former is_subrange_type.
14426 * tree.h (subrange_type_for_debug_p): Declare.
14427 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14428 (convert_affine_scev): Remove call to above function.
14429 (chrec_convert_aggressive): Likewise.
14430 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14431 false for conversions involving subtypes.
14432 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14433 (vrp_val_min): Likewise.
14434 (needs_overflow_infinity): Likewise.
14435 (extract_range_from_unary_expr): Likewise.
14437 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14439 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14440 * config/frv/frv.c: Likewise.
14441 * config/s390/s390.c: Likewise.
14442 * config/sparc/sparc.h: Likewise.
14443 * config/i386/i386.h: Likewise.
14444 * config/i386/i386.c: Likewise.
14445 * config/crx/crx.c: Likewise.
14446 * config/m68hc11/m68hc11.h: Likewise.
14447 * config/iq2000/iq2000.c: Likewise.
14448 * config/mn10300/mn10300.h: Likewise.
14449 * config/mn10300/mn10300.c: Likewise.
14450 * config/m68k/m68k.c: Likewise.
14451 * config/rs6000/rs6000.c: Likewise.
14452 * config/rs6000/xcoff.h: Likewise.
14453 * config/rs6000/linux64.h: Likewise.
14454 * config/rs6000/sysv4.h: Likewise.
14455 * config/score/score3.c: Likewise.
14456 * config/score/score7.c: Likewise.
14457 * config/score/score.c: Likewise.
14458 * config/arm/arm.md: Likewise.
14459 * config/mips/mips.c: Likewise.
14460 * config/mips/mips.md: Likewise.
14461 * config/bfin/bfin.h: Likewise.
14462 * config/pa/pa.c: Likewise.
14463 * config/pa/constraints.md: Likewise.
14465 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14466 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14467 * config/pdp11/pdp11.h: Use memory_address_p instead.
14469 2009-05-14 Ian Lance Taylor <iant@google.com>
14471 * passes.c (finish_optimization_passes): Change i to int.
14472 * plugin.c (plugins_active_p): Change event to int.
14473 (dump_active_plugins): Likewise.
14474 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14476 * tree.c (tree_range_check_failed): Change c to unsigned int.
14477 (omp_clause_range_check_failed): Likewise.
14478 (build_common_builtin_nodes): Change mode to int. Add cast.
14479 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14480 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14482 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14483 ++ or -- with a variable of enum type.
14485 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14488 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14490 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14492 * store-motion.c: Do not include params.h
14493 * Makefile.in: Fix dependencies for various files.
14495 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14497 * auto-inc-dec.c: Fix pass description, remove apparent
14498 accidental duplication.
14500 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14502 PR middle-end/40147
14503 * ipa-utils.h (memory_identifier_string): Moved to ...
14504 * tree.h (memory_identifier_string): Here. Add GTY(()).
14506 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14508 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14509 in the former documentation of...
14510 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14511 * ira-conflicts.c (get_dup_num): Use address_operand.
14512 * targhooks.c (default_legitimate_address_p): New.
14513 * targhooks.h (default_legitimate_address_p): New.
14514 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14516 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14517 * target.h (struct target): Add legitimate_address_p.
14518 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14519 (TARGET_INITIALIZER): Include it.
14521 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14522 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14523 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14524 (TARGET_LEGITIMATE_ADDRESS_P): New.
14526 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14527 (REG_OK_STRICT_P): Delete.
14528 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14529 (frv_legitimate_address_p_1): ... this.
14530 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14531 (frv_legitimate_address_p_1): ... the renamed old
14532 frv_legitimate_address_p.
14533 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14534 (TARGET_LEGITIMATE_ADDRESS_P): New.
14536 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14537 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14538 * config/s390/s390.c (legitimate_address_p): Rename to...
14539 (s390_legitimate_address_p): ... this, make static.
14540 (legitimize_address): Adjust call.
14541 (TARGET_LEGITIMATE_ADDRESS_P): New.
14542 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14544 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14545 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14546 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14547 (TARGET_LEGITIMATE_ADDRESS_P): New.
14549 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14550 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14551 * config/spu/spu.c (spu_legitimate_address): Rename to...
14552 (spu_legitimate_address_p): ... this, make static.
14553 (TARGET_LEGITIMATE_ADDRESS_P): New.
14555 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14556 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14557 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14558 (sparc_legitimate_address_p): ... this, make static and return bool.
14559 (legitimize_address): Adjust call.
14560 (TARGET_LEGITIMATE_ADDRESS_P): New.
14562 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14563 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14564 * config/i386/i386.c (legitimate_address_p): Rename to...
14565 (ix86_legitimate_address_p): ... this, make static.
14566 (constant_address_p): Move after it, adjust call.
14567 (TARGET_LEGITIMATE_ADDRESS_P): New.
14569 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14570 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14571 * config/avr/avr.c (legitimate_address_p): Rename to...
14572 (avr_legitimate_address_p): ... this, make static.
14573 (legitimize_address): Adjust call.
14574 (TARGET_LEGITIMATE_ADDRESS_P): New.
14576 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14577 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14578 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14579 (TARGET_LEGITIMATE_ADDRESS_P): New.
14581 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14582 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14583 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14584 (TARGET_LEGITIMATE_ADDRESS_P): New.
14586 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14587 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14589 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14591 (TARGET_LEGITIMATE_ADDRESS_P): New.
14593 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14594 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14596 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14598 (m68hc11_legitimate_address_p): ... this, make static.
14599 (go_if_legitimate_address_internal): Rename to...
14600 (m68hc11_legitimate_address_p_1): ... this.
14601 (legitimize_address): Adjust call.
14602 (TARGET_LEGITIMATE_ADDRESS_P): New.
14604 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14605 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14606 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14607 (TARGET_LEGITIMATE_ADDRESS_P): New.
14609 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14610 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14611 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14612 (mn10300_legitimate_address_p): ... this, make static.
14613 (TARGET_LEGITIMATE_ADDRESS_P): New.
14615 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14616 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14617 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14618 (TARGET_LEGITIMATE_ADDRESS_P): New.
14620 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14621 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14622 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14623 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14624 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14625 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14626 (rs6000_legitimate_address_p): ... this, make static.
14627 (TARGET_LEGITIMATE_ADDRESS_P): New.
14628 (REG_MODE_OK_FOR_BASE_P): Delete.
14629 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14631 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14632 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14634 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14635 static, adjust types.
14636 (TARGET_LEGITIMATE_ADDRESS_P): New.
14638 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14639 * config/score/score.c (score_address_p): Rename to...
14640 (score_legitimate_address_p): ... this.
14641 (TARGET_LEGITIMATE_ADDRESS_P): New.
14642 * config/score/score3.c (score3_address_p): Rename to...
14643 (score3_legitimate_address_p): ... this.
14644 * config/score/score7.c (score7_address_p): Rename to...
14645 (score7_legitimate_address_p): ... this.
14647 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14648 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14649 GO_IF_LEGITIMATE_ADDRESS): Delete.
14650 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14651 thumb2_legitimate_address_p): Delete.
14652 (arm_legitimate_address_p): Rename to...
14653 (arm_legitimate_address_outer_p): ... this.
14654 * config/arm/constraints.md ("Uq"): Adjust call.
14655 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14656 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14658 (arm_legitimate_address_outer_p): ... this.
14659 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14661 (TARGET_LEGITIMATE_ADDRESS_P): New.
14663 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14664 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14665 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14666 (TARGET_LEGITIMATE_ADDRESS_P): New.
14668 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14669 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14670 * config/vax/vax.c (legitimate_address_p): Rename to...
14671 (vax_legitimate_address_p): ... this, make static.
14672 (TARGET_LEGITIMATE_ADDRESS_P): New.
14674 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14675 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14676 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14677 (TARGET_LEGITIMATE_ADDRESS_P): New.
14679 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14680 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14681 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14682 (mmix_legitimate_address_p): ... this, make static.
14683 (TARGET_LEGITIMATE_ADDRESS_P): New.
14685 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14686 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14687 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14688 (TARGET_LEGITIMATE_ADDRESS_P): New.
14690 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14692 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14693 of MODE_COMPLEX_INT.
14695 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14697 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14698 LCT_NORMAL in function call.
14699 * mips-tdump.c (print_file_desc): Add cast to enum type.
14700 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14701 (mark_stabs): Add casts to enum types.
14702 (parse_stabs_common): Add casts to enum types.
14704 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14706 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14707 Check for invalid values of LETTER.
14709 2009-05-13 Taras Glek <tglek@mozilla.com>
14711 * attribs.c (register_attribute): moved out attribute registration
14712 into register_attribute.
14713 * doc/plugins.texi: Documented register_attribute and
14715 * gcc-plugin.h: Added forward decl for register_attribute.
14716 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14717 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14718 PLUGIN_ATTRIBUTES boilerplate.
14720 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14722 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14723 values even in sentinel and empty entries.
14724 (ms_printf_flag_specs): Likewise.
14725 (ms_scanf_flag_specs): Likewise.
14726 (ms_strftime_flag_specs): Likewise.
14727 (ms_print_char_table): Likewise.
14728 (ms_scan_char_table): Likewise.
14729 (ms_time_char_table): Likewise.
14731 2009-05-13 Doug Kwan <dougkwan@google.com>
14733 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14735 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14737 * config/mips/mips.md (store): Add attributes for QI and HI.
14739 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14740 (truncdi<mode>2): ... this new pattern.
14742 2009-05-13 Brad Hards <bradh@kde.org>
14744 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14746 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14747 Ben Elliston <bje@au.ibm.com>
14749 PR middle-end/40035
14750 * dse.c (check_mem_read_rtx): Guard against width == -1.
14752 2009-05-13 Michael Matz <matz@suse.de>
14754 PR middle-end/39976
14755 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14756 (trivially_conflicts_p): New function.
14757 (insert_backedge_copies): Use it.
14759 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14761 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14762 (handle_stdc_pragma): Use new enum constant names.
14763 (handle_pragma_float_const_decimal64): Ditto.
14765 2009-05-13 Ian Lance Taylor <iant@google.com>
14767 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14770 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14772 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14773 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14775 * config/m68k/m68k.h (FL_UCLINUX): Define.
14777 2009-05-13 Jan Hubicka <jh@suse.cz>
14779 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14781 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14783 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14784 unless -fschedule-insns is specified.
14786 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14789 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14790 TARGET_EXPAND_CBRANCHDI4.
14791 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14792 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14793 (cmpeqdi): Fix comment.
14795 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14797 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14798 (sh_legitimate_address_p): Likewise.
14799 * config/sh/sh.c (sh_legitimate_index_p): New.
14800 (sh_legitimate_address_p): Likewise.
14801 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14802 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14803 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14804 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14805 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14806 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14807 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14808 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14809 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14811 2009-05-12 Jan Hubicka <jh@suse.cz>
14813 * tree-inline.c (estimate_operator_cost): Add operands;
14814 when division happens by constant, it is cheap.
14815 (estimate_num_insns): Loads and stores are not having cost of 0;
14816 EH magic stuff is cheap; when computing runtime cost of switch,
14817 use log2 base of amount of its cases; builtin_expect has cost of 0;
14818 compute cost for moving return value of call.
14819 (init_inline_once): Initialize time_based flags.
14820 * tree-inline.h (eni_weights_d): Add time_based flag.
14822 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14824 * df-core.c: Update head documentation.
14826 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14829 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14830 shadowing exisiting variable op1.
14832 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14835 * config/i386/driver-i386.c (processor_signatures): New enum.
14836 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14837 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14838 processor signature to detect geode processor.
14840 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14844 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14846 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14847 causes spurious differences between trunk and cond-optab branch.
14849 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14851 * dojump.c (compare_from_rtx): Delete.
14852 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14853 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14854 if the comparison does not satisfy the predicate; test predicates for
14855 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14856 further if one existing pattern fails.
14857 * expr.h (compare_from_rtx): Delete.
14858 (prepare_operand): Declare it.
14859 * optabs.c: Change "lib call" to "libcall" throughout.
14860 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14861 HAVE_conditional_trap, emit_cmp_insn): Delete.
14862 (can_compare_p): Delete cmp_optab case.
14863 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14864 Accept other parameters by value.
14865 (prepare_operand): Make non-static.
14866 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14867 other parameters by value. Try to widen operands here based on
14868 an optab_methods argument and looking at cbranch_optab.
14869 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14870 loop. Use cbranch_optab directly.
14871 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14872 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14874 (emit_conditional_move, emit_conditional_add): Inline what's needed
14875 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14876 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14877 with COMPARE. Move cmov_optab and cstore_optab above
14878 with cbranch_optab, move cmp_optab down with ucmp_optab,
14879 remove tst_otpab. Do not initialize trap_rtx.
14880 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14881 for trap code. Do not check HAVE_conditional_trap. Use
14882 prepare_cmp_insn. Accept no predicate for operand 3.
14883 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14884 (OTI_ctrap, ctrap_optab): New.
14885 (tst_optab): Delete.
14886 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14887 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14888 with lookup of ctrap_optab.
14889 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14891 (ctrap_optab): New.
14893 * combine.c (combine_simplify_rtx, simplify_set): Do not
14894 special case comparing against zero for cc0 machines.
14895 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14896 COMPARE on cc0 machines.
14897 (simplify_relational_operation): Return a new expression when
14898 a COMPARE could be removed.
14899 * final.c (final_scan_insn): Compare cc_status values
14900 against LHS of a (compare FOO (const_int 0)) cc0 source.
14901 Also check if cc_status.value is the full compare.
14903 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14904 (cstoreMM4): Document.
14905 (conditional_trap): Document ctrapMM4 instead.
14906 (sync_compare_and_swapMM): Refer to cbranchcc4.
14907 (Dependent Patterns): Eliminate obsolete information referring to
14908 the old jump optimization phase.
14909 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14910 of compares with 0 on cc0 machines.
14911 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14912 avoiding references to cc0. Remove text about storing operands
14914 * doc/tm.texi (Condition Codes): Include blurb on different
14915 condition code representations, separate into subsections for
14916 CC0, MODE_CC and conditional execution.
14918 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14919 alpha_emit_setcc): Accept operands and a machine mode.
14920 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14921 Get code/op0/op1 from operands, use machine mode argument
14922 instead of alpha_compare.fp_p. Emit the branch here.
14923 (alpha_emit_setcc): Likewise, and return boolean.
14924 (alpha_emit_conditional_move): Likewise. Assert that
14925 cmp_op_mode == cmp_mode, and simplify accordingly.
14926 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14927 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14928 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14930 (stack probe test): Use cbranchdi4.
14931 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14933 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14934 * config/arc/arc.h (movsicc, movsfcc): Use it.
14935 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14936 (cbranchsi4, cstoresi4): New.
14937 (cmpsi, bCC and sCC expanders): Remove.
14939 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14940 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14941 * config/arm/predicates.md (arm_comparison_operator): Only include
14942 floating-point operators if there is a hardware floating-point unit.
14943 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14944 deferring to cbranch_cc and cstore_cc respectively.
14945 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14946 cbranch_cc, cstore_cc): New.
14947 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14949 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14951 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14952 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14954 (adjust_insn_length): Adjust calls.
14955 (avr_reorg): Handle (compare (foo) (const_int 0)).
14956 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14957 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14958 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14959 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14961 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14962 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14964 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14965 (cbranchsi4, cstorebi4, cstoresi4): New.
14966 (movbisi): This insn is duplicate, split it to zero_extend.
14967 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14968 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14969 (bfin_optimize_loop): Use cbranch expander.
14970 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14971 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14972 (bfin_bimode_comparison_operator): ... this.
14973 (bfin_direct_comparison_operator): New.
14975 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14976 inside (compare FOO (const_int 0)).
14977 (cris_rtx_costs): Handle ZERO_EXTRACT.
14978 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14979 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14980 (*tstdi_v32): Delete.
14981 (*cmpdi_non_v32): Add M alternative for operand 1.
14982 (cmpsi, cmp<mode>): Make private.
14983 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14985 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14987 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14988 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14989 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14990 (cc_reg_operand): New.
14991 (any_cond): Delete.
14992 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14993 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14994 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14995 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14996 crx_expand_scond): Delete.
14998 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15000 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15001 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15003 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15004 cstoresi4, cstoresf4, cstoredf4): New.
15005 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15006 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15007 Receive the entire operands array.
15008 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15009 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15010 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15011 Get test/op0/op1 from the operands array.
15012 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15014 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15015 (h8300_expand_store): New.
15016 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15018 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15019 (h8300_expand_store): New.
15020 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15021 or do not try to produce (set (cc0) REG).
15022 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15023 change a compare into a move to a scratch register. Disable some
15024 peepholes when comparing with zero.
15025 (tstsi, tsthi, tstsi, cmpqi): Make private.
15027 (bCC, sCC): Delete.
15028 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15031 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15032 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15033 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15034 (ix86_emit_i387_log1p): Use cbranchxf2.
15035 (ix86_expand_setcc): Return void.
15036 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15037 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15038 cmp<MODEF>, cmpcc): Remove.
15039 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15040 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15041 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15042 (sCC and bCC expanders): Remove.
15043 (stack_protect_test): Use cbranchcc4.
15045 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15047 (ia64_expand_compare): Accept three rtx by reference and return void.
15048 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15049 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15050 from *expr. Update *expr with the BImode comparison to do.
15051 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15052 cmptf, bCC, sCC, conditional_trap): Delete.
15053 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15054 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15055 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15056 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15057 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15059 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15060 type of last argument.
15061 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15062 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15063 use machine mode argument instead of branch_type. Remove dead
15064 code for floating-point comparisons.
15065 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15066 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15068 (cbranchsi4, cstoresi4): New.
15069 * config/iq2000/predicates.md (reg_or_const_operand): New.
15071 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15072 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15073 (b<code>_op): Rewrite to...
15074 (bcc_op): ... this, using match_operator.
15075 (s<code>_op): Rewrite to...
15076 (scc_op): ... this, using match_operator.
15077 (s<code>_24_op): Rewrite to...
15078 (scc_op_24): ... this, using match_operator.
15079 (s<code>_<mode>): Rewrite to...
15080 (cstore<mode>4): ... this, using match_operator.
15081 (s<code>_<mode>_24): Rewrite to...
15082 (cstore<mode>4_24): ... this, using match_operator.
15083 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15084 m32c_unpend_compare, m32c_expand_scc): Delete.
15085 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15086 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15087 (m32c_expand_movcc): Change NE to EQ if necessary.
15088 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15090 * config/m32r/m32r-protos.h (gen_cond_store): New.
15091 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15092 (gen_cond_store): New, from sCC patterns.
15093 (m32r_expand_block_move): Use cbranchsi4.
15094 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15095 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15096 (cbranchsi4, cstoresi4): New.
15098 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15100 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15101 (m68hc11_notice_update_cc): Look into a compare with 0.
15102 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15104 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15105 cmphi, cmpqi, bCC): Delete.
15106 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15107 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15108 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15111 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15112 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15113 * config/m68k/constraints.md (H): New.
15114 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15115 the define_insn below.
15116 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15117 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15118 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15119 patterns): Wrap RHS with COMPARE.
15120 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15121 (*cmpdi_internal): Name this pattern.
15122 (cmpdi): Change to define_insn.
15123 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15124 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15125 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15127 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15128 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15129 (conditional_trap): Change to...
15130 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15131 (*conditional_trap): Use the ordered_comparison_operator and
15132 const1_operand predicates.
15133 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15134 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15135 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15136 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15138 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15139 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15140 (mcore_gen_compare): New.
15141 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15142 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15143 (mcore_gen_compare): ... this.
15144 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15145 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15146 (stack probe pattern): Use cbranchsi4.
15148 * config/mips/predicates.md (mips_cstore_operator): New.
15149 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15150 * config/mips/mips.md (any_cond): Delete.
15151 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15153 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15154 fixuns_truncsfdi2): Use cbranch patterns.
15155 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15156 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15157 Adjust call to mips_expand_conditional_branch.
15158 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15160 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15161 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15162 * config/mips/mips.c (cmp_operands): Delete.
15163 (mips_emit_compare): Get comparison operands from *op0/*op1.
15164 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15165 that it succeeds. Use op0/op1 instead of cmp_operands.
15166 (mips_expand_conditional_branch, mips_expand_conditional_move,
15167 mips_expand_conditional_trap): Likewise.
15168 (mips_block_move_loop): Use cbranch patterns.
15169 * config/mips/mips.h (cmp_operands): Delete.
15171 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15172 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15173 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15174 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15175 (*cmpcc_folded): Rename to...
15176 (*cmpdi_folded): this.
15177 (*cmpcc): Rename to...
15179 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15182 (cbranchdf4): New. Handle invalid comparisons here.
15183 * config/mmix/predicates.md (float_comparison_operator): New.
15185 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15186 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15187 * config/mn10300/mn10300.md (tst): Delete.
15188 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15189 Name these patterns and wrap RHS in a compare.
15190 (*cmpsi): Make this pattern private. Include tst.
15191 (*cmpsf): Make this pattern private.
15192 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15193 (compare with zero peepholes): Likewise.
15195 (cbranchsi4, cbranchsf4): New.
15196 (casesi): Use cbranchsi4.
15198 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15199 hppa_branch_type): Delete.
15200 (return_addr_rtx): Use cbranchsi4.
15201 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15202 Emit CCFPmode comparison here.
15203 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15204 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15205 hppa_branch_type): Delete.
15206 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15207 (movsicc, movdicc): Remove references to hppa_compare_op0,
15208 hppa_compare_op1 and compare_from_rtx.
15209 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15210 (casesi): Use cbranchsi4.
15212 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15213 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15214 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15215 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15216 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15218 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15219 (*branch, *branch_inverted): New.
15221 * config/picochip/picochip.md (cbranchhi4): Use
15222 ordered_comparison_operator.
15223 (cmphi, bCC): Remove.
15225 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15226 (trap_comparison_operator): Delete.
15227 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15228 rs6000_emit_cbranch): Accept mode and operands.
15229 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15230 rs6000_compare_fp_p): Delete.
15231 (rs6000_generate_compare): Accept mode and comparison. Extract code
15232 and op0/op1 from there. Replace references to rs6000_compare_op0
15233 and rs6000_compare_op1.
15234 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15235 extract result from passed operands.
15236 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15237 extract loc from passed operands.
15238 (rs6000_emit_cmove): Likewise.
15239 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15240 rs6000_compare_fp_p): Delete.
15241 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15242 (cbranch<GPR>4, cbranch<FP>4): New.
15243 (cstore<mode>4): New. Consolidate here all choices about when to use
15244 portable or specialized sCC sequences.
15245 (stack_protect_test): Use cbranchsi4.
15246 (conditional_trap): Replace with ctrap<GPR>4.
15247 (conditional trap insn): Replace trap_comparison_operator with
15248 ordered_comparison_operator.
15250 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15251 (s390_emit_prologue): Use ctrap.
15252 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15253 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15254 New predicates replacing...
15255 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15256 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15257 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15258 (add<mode>cc): Do not use s390_compare_op0/op1.
15259 (s<code>): Change to...
15260 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15261 (seq): Change to...
15262 (cstorecc4): ... this. Handle EQ or NE equally.
15263 (*sne): Un-privatize for use in cstorecc4.
15264 (b<code>): Change to...
15265 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15266 (conditional_trap): Replace with...
15267 (ctrap<GPR>4, ctrap<FP>4): ... these.
15268 (stack_protect): Use cbranchcc4.
15270 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15271 * config/score/score-protos.h (score_gen_cmp): Delete.
15272 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15273 (score_block_move-loop): Use cbranchsi4.
15274 * config/score/score.md (cbranchsi4): New.
15275 (cmpsi, bCC): Delete.
15276 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15277 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15278 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15279 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15280 * config/score/score3.h (score3_gen_cmp): Delete.
15281 * config/score/score7.h (score7_gen_cmp): Delete.
15283 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15284 (sh_emit_scc_to_t): ... this. Return void.
15285 (from_compare): Rename to...
15286 (sh_emit_compare_and_branch): ... this.
15287 (sh_emit_compare_and_set): New.
15288 (sh_expand_t_scc): Accept operands.
15289 * config/sh/predicates.md (sh_float_comparison_operator): New.
15290 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15291 (prepare_scc_operands): Rename to...
15292 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15294 (sh_emit_cheap_store_flag): New.
15295 (sh_emit_set_t_insn): New.
15296 (from_compare): Rename to...
15297 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15298 handling of TARGET_SH2E floating point to avoid recursive call.
15299 Generate branch here.
15300 (sh_emit_compare_and_set): New.
15301 (sh_expand_t_scc): Get op0/op1 from arguments.
15302 (sh_emit_cheap_store_flag): New.
15303 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15305 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15306 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15307 (movsicc, movdicc): Do nothing when it recreated operands from
15308 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15309 prepare_scc_operands (now sh_emit_scc_to_t).
15310 (udivdi3): Use cstoresi4.
15311 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15312 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15313 (cbranchint4_media, cbranchfp4_media): New.
15314 (casesi): Use cbranchdi4.
15315 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15317 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15318 (movnegt): Remove second operand.
15319 (cbranchsf4, cbranchdf4): New.
15320 (stack_protect): Use cbranchdi4/cbranchsi4.
15322 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15323 (gen_compare_reg): Accept comparison, extract part of it to...
15324 (gen_compare_reg_1): ... this.
15325 (gen_compare_operator): Delete.
15326 (gen_v9_scc): Accept separate destination, comparison code and arms.
15327 Do not use sparc_compare_op0/sparc_compare_op1.
15328 (emit_scc_insn, emit_conditional_branch_insn): New.
15329 (emit_v9_brxx): Make static. Remove useless assertion.
15330 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15332 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15333 * config/sparc/sparc-protos.h (gen_compare_reg,
15334 sparc_emit_float_lib_cmp): Adjust prototype.
15335 (emit_scc_insn, emit_conditional_branch_insn): New.
15336 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15337 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15338 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15339 iterators to the top.
15340 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15341 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15342 snedi_special_trunc): Delete.
15343 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15344 and snedi_special_trunc.
15345 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15346 cbranchdi4, cbranch<F:mode>4): New.
15347 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15348 here. Use gen_compare_reg instead of gen_compare_operator.
15349 (conditional_trap): Replace with...
15350 (ctrapsi4, ctrapdi4): ... this.
15351 (stack_protect_test): Use cbranchcc4.
15353 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15355 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15356 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15357 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15358 from operands[0] or operands[3] depending on is_set.
15359 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15360 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15361 cmpdf, bCC), sCC: Remove.
15362 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15363 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15365 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15366 spu_emit_branch_or_set.
15368 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15370 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15371 xstormy16_compare_op1): Delete.
15372 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15373 xstormy16_compare_op1): Delete.
15374 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15376 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15377 (cmphi, cmpsi, bCC): Remove.
15379 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15380 (*cmpsi): ... this one.
15381 (cbranchsi4, cstoresi4): New.
15382 (bCC expanders): Delete.
15383 (sCC insns): Fold into...
15384 (*setcc): ... this one.
15385 (casesi): Do not use gen_cmpsi and gen_bgtu.
15386 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15387 (movsicc): Simplify.
15388 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15390 * config/vax/vax-protos.h (cond_name): New.
15391 (vax_output_conditional_branch): Remove.
15392 * config/vax/vax.c (cond_name): New.
15393 (vax_output_conditional_branch): Remove.
15394 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15395 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15396 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15397 (bit<VAXint>): Wrap source with (compare).
15398 (b<code> and following unnamed pattern): Rename to *branch and
15399 *branch_reversed. Change macroization to match_operator.
15400 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15402 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15403 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15404 Change last argument to machine_mode.
15405 (xtensa_expand_scc): Add machine_mode argument.
15406 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15407 (gen_conditional_move, xtensa_expand_conditional_branch,
15408 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15409 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15410 Adjust operand numbers.
15411 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15413 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15414 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15415 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15417 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15419 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15420 causes spurious differences between trunk and cond-optab branch.
15422 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15425 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15427 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15429 * tree.c (iterative_hash_pointer): Delete.
15430 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15431 Hash UIDs and versions of SSA names. Don't special-case built-in
15432 function declarations.
15434 2009-05-11 Ian Lance Taylor <iant@google.com>
15437 * graphite.c: Force -Wc++-compat to only be a warning before
15438 #including "cloog/cloog.h".
15440 2009-05-11 Martin Jambor <mjambor@suse.cz>
15442 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15444 2009-05-11 Jan Hubicka <jh@suse.cz>
15446 * tree-ssa-loop-ivcanon.c: Include target.h
15447 (struct loop_size): new structure.
15448 (constant_after_peeling): New predicate.
15449 (tree_estimate_loop_size): New function.
15450 (estimated_unrolled_size): Rewrite for new estimates.
15451 (try_unroll_loop_completely): Use new estimates.
15452 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15454 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15456 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15457 libcpp interface change.
15458 (spu_macro_to_expand): Likewise.
15460 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15462 PR tree-optimization/40026
15463 * gimplify.c (gimplify_init_constructor): Change initial conditional
15464 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15465 optimize_compound_literals_in_ctor.
15467 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15469 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15471 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15473 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15475 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15476 HOST_WIDE_INT for gap.
15478 2009-05-11 Ira Rosen <irar@il.ibm.com>
15480 PR tree-optimization/40074
15481 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15482 account in group size and step comparison.
15484 2009-05-11 Richard Guenther <rguenther@suse.de>
15486 * passes.c (init_optimization_passes): Strip now incorrect comment.
15487 (execute_function_todo): Do not set PROP_alias.
15488 * tree-pass.h (PROP_alias): Remove.
15489 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15490 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15491 * tree-nrv.c (pass_return_slot): Likewise.
15492 * tree-object-size.c (pass_object_sizes): Likewise.
15493 * tree-ssa-dom.c (pass_dominator): Likewise.
15494 (pass_phi_only_cprop): Likewise.
15495 * tree-ssa-dse.c (pass_dse): Likewise.
15496 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15497 (pass_cselim): Likewise.
15498 * tree-ssa-pre.c (pass_pre): Likewise.
15499 (pass_fre): Likewise.
15500 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15501 * tree-ssa-sink.c (pass_sink_code): Likewise.
15502 * tree-stdarg.c (pass_stdarg): Likewise.
15503 * tree-tailcall.c (pass_tail_calls): Likewise.
15504 * tree-vrp.c (pass_vrp): Likewise.
15506 2009-05-10 Ian Lance Taylor <iant@google.com>
15508 * basic-block.h (enum profile_status): Break out of struct
15509 control_flow_graph.
15510 * cgraph.h (struct inline_summary): Break out of struct
15512 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15513 of struct cgraph_order_sort.
15514 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15515 * cse.c (struct branch_path): Break out of struct
15516 cse_basic_block_data.
15517 * except.h (enum eh_region_type): Break out of struct eh_region.
15518 * gcc.c (enum add_del): Break out of struct modify_target.
15519 * genrecog.c (enum decision_type): Break out of struct decision_test.
15520 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15522 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15523 * regmove.c (enum match_use): New enum, broken out of struct match.
15524 * sched-int.h (enum post_call_group): New enum, broken out of
15526 (struct deps_reg): Break out of struct deps.
15527 * target.h (struct asm_int_op): Break out of struct gcc_target.
15528 * tree-eh.c (struct goto_queue_node): Break out of struct
15530 * tree-inline.h (enum copy_body_cge_which): Break out of
15532 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15534 * c-decl.c (in_struct, struct_types): New static variables.
15535 (pushtag): Add loc parameter. Change all callers.
15536 (lookup_tag): Add ploc parameter. Change all callers.
15537 (check_compound_literal_type): New function.
15538 (parser_xref_tag): Add loc parameter. Change all callers. If
15539 -Wc++-compat, warn about struct/union/enum types defined within a
15541 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15542 and loc parameters. Change all callers. Change error calls to
15543 error_at, using loc. For a redefinition, if the location of the
15544 original definition is known, report it. Set in_struct and
15545 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15546 (finish_struct): Add new parameters enclosing_in_struct and
15547 enclosing_struct_types. Change all callers. Set
15548 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15549 in the struct. If in a struct, add this struct to struct_types.
15550 (start_enum): Add loc parameter. Change all callers. Use
15551 error_at for errors, using loc. For a redefinition, if the
15552 location of the original definition is known, report it. If in a
15553 struct, add this enum type to struct_types. If -Wc++-compat warn
15554 if in sizeof, typeof, or alignof.
15555 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15556 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15557 (c_parser_enum_specifier): Get enum location for start_enum.
15558 (c_parser_struct_or_union_specifier): Get struct location for
15559 start_struct. Save in_struct and struct_types status between
15560 start_struct and finish_struct.
15561 (c_parser_cast_expression): Get location of cast.
15562 (c_parser_alignof_expression): Get location of type.
15563 (c_parser_postfix_expression): Likewise.
15564 (c_parser_postfix_expression_after_paren_type): Add type_loc
15565 parameter. Change all callers. Call check_compound_literal_type.
15566 Use type_loc for error about variable size type.
15567 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15568 of an enum constant from an enum type defined in a struct or union.
15569 (c_cast_expr): Add loc parameter. Change all callers. If
15570 -Wc++-compat, warn about defining a type in a cast.
15571 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15572 (start_enum, start_struct, finish_struct): Update declarations.
15573 (parser_xref_tag, c_cast_expr): Update declarations.
15574 (check_compound_literal_type): Declare.
15576 2009-05-11 Ben Elliston <bje@au.ibm.com>
15578 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15579 for recent libcpp interface change.
15580 (rs6000_macro_to_expand): Likewise.
15582 2009-05-10 Michael Matz <matz@suse.de>
15585 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15586 not at entry of function.
15588 2009-05-10 Richard Guenther <rguenther@suse.de>
15590 PR tree-optimization/40081
15592 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15593 using the main variant of the element type. Do not fiddle with
15594 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15596 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15597 structs with volatile fields.
15599 2009-05-10 Jan Hubicka <jh@suse.cz>
15601 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15602 (estimate_move_cost): Assert that it does not get called for
15604 (estimate_num_insns): Skip VOID types in argument handling.
15605 (optimize_inline_calls): Delete unreachable blocks and verify that
15606 callgraph is valid.
15608 2009-05-10 Jan Hubicka <jh@suse.cz>
15610 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15611 * cgraph.c (cgraph_mark_address_taken_node): New function.
15612 (dump_cgraph_node): Dump new flag.
15613 * cgraph.h (struct cgraph_node): Add address_taken.
15614 (cgraph_mark_address_taken_node): New function.
15615 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15616 since new direct calls can be born.
15618 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15620 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15621 tok->val.node.node.
15623 2009-05-10 Jan Hubicka <jh@suse.cz>
15625 PR middle-end/40084
15626 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15628 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15629 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15630 * tree-inline.c (copy_bb): Set frequency correctly.
15631 (fold_marked_statements): Update call to
15632 cgraph_update_edges_for_call_stmt.
15634 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15636 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15637 identifiers in diagnostics.
15638 * config/arm/arm.c (arm_handle_fndecl_attribute,
15639 arm_handle_isr_attribute): Likewise.
15640 * config/avr/avr.c (avr_handle_progmem_attribute,
15641 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15642 * config/bfin/bfin.c (handle_int_attribute,
15643 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15644 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15645 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15647 * config/darwin.c (darwin_handle_kext_attribute,
15648 darwin_handle_weak_import_attribute): Likewise.
15649 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15650 h8300_handle_eightbit_data_attribute,
15651 h8300_handle_tiny_data_attribute): Likewise.
15652 * config/i386/i386.c (ix86_handle_cconv_attribute,
15653 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15654 * config/i386/winnt.c (ix86_handle_shared_attribute,
15655 ix86_handle_selectany_attribute): Likewise.
15656 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15657 * config/m32c/m32c.c (function_vector_handler): Likewise.
15658 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15659 m68hc11_handle_fntype_attribute): Likewise.
15660 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15661 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15662 * config/mips/mips.c (mips_insert_attributes,
15663 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15664 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15665 rs6000_handle_struct_attribute): Likewise.
15666 * config/sh/sh.c (sh_insert_attributes,
15667 sh_handle_resbank_handler_attribute,
15668 sh_handle_interrupt_handler_attribute,
15669 sh2a_handle_function_vector_handler_attribute,
15670 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15672 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15673 * config/spu/spu.c (spu_handle_fndecl_attribute,
15674 spu_handle_vector_attribute): Likewise.
15675 * config/stormy16/stormy16.c
15676 (xstormy16_handle_interrupt_attribute): Likewise.
15677 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15678 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15680 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15682 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15683 (pp_translate_identifiers): New.
15684 (pp_identifier): Only conditionally translate identifier to locale
15686 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15687 (pp_base_tree_identifier): Only conditionally translate identifier
15688 to locale character set.
15689 * c-pretty-print.c (M_): Define.
15690 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15691 fragments for conditional translation with M_.
15692 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15693 identifier translation.
15695 2009-05-10 Richard Guenther <rguenther@suse.de>
15697 PR tree-optimization/40081
15698 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15699 using the main variant of the element type. Do not fiddle with
15700 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15702 2009-05-09 Jan Hubicka <jh@suse.cz>
15704 PR middle-end/40080
15705 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15706 indirect calls; verify cgraph afterwards.
15708 2009-05-09 Jan Hubicka <jh@suse.cz>
15711 * ipa.c (update_inlined_to_pointer): New function.
15712 (cgraph_remove_unreachable_nodes): Use it.
15714 2009-05-09 Jan Hubicka <jh@suse.cz>
15716 * tree-eh.c (struct leh_state): Remove prev_try.
15717 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15718 not track prev_try.
15719 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15720 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15721 remove_eh_handler_and_replace, foreach_reachable_handler,
15722 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15723 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15724 (gen_eh_region_cleanup): Update prototype.
15726 2009-05-09 Jan Hubicka <jh@suse.cz>
15728 PR middle-end/40043
15729 * except.c (copy_eh_region): Always set prev_try.
15730 (redirect_eh_edge_to_label): Find outer try.
15731 (foreach_reachable_handler): When looking for prev try
15732 handle case where previous try is not going to be taken.
15734 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15736 PR tree-optimization/40049
15737 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15738 only vector/vector shifts, convert the type of the constant to the
15739 appropriate type to avoid building incorrect trees, which
15740 eventually have problems with garbage collection.
15742 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15744 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15745 -1 for complex floating-point types if honoring signed zeros.
15747 2009-05-08 Jan Hubicka <jh@suse.cz>
15749 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15750 argument; handle correctly when profile is absent.
15751 (build_cgraph_edges): Update.
15752 (rebuild_cgraph_edges): Update.
15753 * cgraph.c: Do not include varray.h.
15754 (cgraph_set_call_stmt_including_clones): New function.
15755 (cgraph_create_edge_including_clones): Likewise
15756 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15757 (cgraph_update_edges_for_call_stmt): Handle clones.
15758 (cgraph_remove_node): Handle clone tree.
15759 (cgraph_remove_node_and_inline_clones): New function.
15760 (dump_cgraph_node): Dump clone tree.
15761 (cgraph_clone_node): Handle clone tree.
15762 (clone_function_name): Bring here from tree-inline.c.
15763 (cgraph_create_virtual_clone): New function.
15764 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15765 (cgraph_clone_info): New function.
15766 (strut cgraph_node): Add clone_info and new clone tree pointers.
15767 (cgraph_remove_node_and_inline_clones,
15768 cgraph_set_call_stmt_including_clones,
15769 cgraph_create_edge_including_clones,
15770 cgraph_create_virtual_clone): Declare.
15771 (cgraph_function_versioning): Use VEC argument.
15772 (compute_call_stmt_bb_frequency): Update prototype.
15773 (cgraph_materialize_all_clones): New function.
15774 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15775 (ipcp_create_replace_map): Update to VECtors.
15776 (ipcp_update_callgraph): Use virtual clones.
15777 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15778 (ipcp_update_profiling): Do not update local profiling.
15779 (ipcp_insert_stage): Use VECtors and virtual clones.
15780 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15781 (clone_of_p): New function.
15782 (cgraph_preserve_function_body_p): Use clone tree.
15783 (cgraph_optimize): Materialize clones.
15784 (cgraph_function_versioning): Update for VECtors.
15785 (save_inline_function_body): Use clone tree.
15786 (cgraph_materialize_clone): New function.
15787 (cgraph_materialize_all_clones): Likewise.
15788 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15789 * ipa.c: Include gimple.h.
15790 (cgraph_remove_unreachable_nodes): Use clone tree.
15791 * ipa-prop.c (ipa_note_param_call): Update call to
15792 compute_call_stmt_bb_frequencycall.
15793 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15794 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15795 (copy_bb): Handle updating of clone tree; add new edge when new call
15797 (expand_call_inline): Be strict about every call having edge.
15798 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15799 (delete_unreachable_blocks_update_callgraph): New function.
15800 (tree_function_versioning): Use VECtors; always remove unreachable
15801 blocks and fold conditionals.
15802 * tree-inline.h: Do not include varray.h.
15803 (tree_function_versioning): Remove.
15804 * Makefile.in (GTFILES): Remove tree-inline.c
15805 * passes.c (do_per_function): Do only functions having body.
15806 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15809 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15810 Andrew Morrow <acm@google.com>
15813 * c-common.c (c_common_attribute_table): Permit deprecated
15814 attribute to take an optional argument.
15815 (handle_deprecated_attribute): If the optional argument to
15816 __attribute__((deprecated)) is not a string ignore the attribute
15817 and emit a warning.
15819 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15820 * c-typeck.c (build_component_ref): Likewise.
15821 (build_external_ref): Likewise.
15823 * toplev.c (warn_deprecated_use): Add an attribute argument.
15824 Emit the message associated with __attribute__((deprecated)).
15826 * toplev.h (warn_deprecated_use): Updated.
15828 * doc/extend.texi: Document new optional parameter to
15829 __attribute__((deprecated))
15831 2009-05-08 Michael Eager <eager@eagercon.com>
15833 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15834 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15836 2009-05-08 Richard Guenther <rguenther@suse.de>
15838 PR tree-optimization/40062
15839 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15840 Avoid exponential behavior.
15842 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15844 PR rtl-optimization/33928
15846 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15847 process_uses, build_single_def_use_links): New.
15848 (update_df): Update use_def_ref.
15849 (forward_propagate_into): Use get_def_for_use instead of use-def
15851 (fwprop_init): Call build_single_def_use_links and let it initialize
15853 (fwprop_done): Free use_def_ref.
15854 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15855 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15856 df_rd_simulate_one_insn): New.
15857 (df_rd_bb_local_compute_process_def): Update head comment.
15858 (df_chain_create_bb): Use the new RD simulation functions.
15859 * df.h (df_rd_simulate_artificial_defs_at_top,
15860 df_rd_simulate_one_insn): New.
15861 * opts.c (decode_options): Enable fwprop at -O1.
15862 * doc/invoke.texi (-fforward-propagate): Document this.
15864 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15867 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15868 and one complex operand specially.
15869 * tree-complex.c (some_nonzerop): Do not identify a real value as
15870 zero if flag_signed_zeros.
15872 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15874 PR rtl-optimization/33928
15875 * loop-invariant.c (record_use): Fix && vs. || mishap.
15877 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15879 PR rtl-optimization/33928
15880 * loop-invariant.c (struct use): Add addr_use_p.
15881 (struct def): Add n_addr_uses.
15882 (struct invariant): Add cheap_address.
15883 (create_new_invariant): Set cheap_address.
15884 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15885 (record_uses): Pass df_ref to record_use.
15886 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15889 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15891 * config/sh/sh.c: Do not include c-pragma.h.
15893 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15895 * config/spu/spu.c: Remove include of c-common.h.
15897 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15900 * c-common.h (mark_valid_location_for_stdc_pragma,
15901 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15902 clear_float_const_decimal64, float_const_decimal64_p): New.
15903 * c.opt (Wunsuffixed-float-constants): New.
15904 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15905 unsuffixed float constant, handle new warning.
15906 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15907 * c-decl.c (c_scope): New flag float_const_decimal64.
15908 (set_float_const_decimal64, clear_float_const_decimal64,
15909 float_const_decimal64_p): New.
15910 (push_scope): Set new flag.
15911 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15912 to use STDC pragmas.
15913 (c_parser_external_declaration): Ditto.
15914 (c_parser_compound_statement_nostart): Ditto.
15915 * c-pragma.c (valid_location_for_stdc_pragma,
15916 mark_valid_location_for_stdc_pragma,
15917 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15918 handle_pragma_float_const_decimal64): New.
15919 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15920 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15921 set_float_const_decimal64, clear_float_const_decimal64,
15922 float_const_decimal64_p): New dummy functions.
15923 * doc/extend.texi (Decimal Float): Remove statement that the
15924 pragma, and suffix for double constants, are not supported.
15925 * doc/invoke.texi (Warning Options): List new option.
15926 (-Wunsuffixed-float-constants): New.
15928 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15930 * config/i386/i386.c: Do not include c-common.h.
15932 2009-05-07 Mark Heffernan <meheff@google.com>
15934 * doc/invoke.texi (Debugging Options): Document change of debugging
15936 * opts.c (decode_options): Make dump_base_name relative to
15937 aux_base_name directory.
15939 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15941 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15942 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15944 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15946 * Makefile.in (install-plugin): Simplify a bit.
15948 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15950 * Makefile.in (OBJS-common): Add regcprop.o.
15952 * timevar.def (TV_CPROP_REGISTERS): New.
15953 * regrename.c (regrename_optimize): Return 0.
15954 (rest_of_handle_regrename): Delete.
15955 (pass_rename_registers): Point to regrename_optimize.
15956 (struct value_data_entry, struct value_data,
15957 kill_value_one_regno, kill_value_regno, kill_value,
15958 set_value_regno, init_value_data, kill_clobbered_value,
15959 kill_set_value, kill_autoinc_value, copy_value,
15960 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15961 replace_oldest_value_reg, replace_oldest_value_addr,
15962 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15963 debug_value_data, validate_value_data): Move...
15964 * regcprop.c: ... here.
15965 (rest_of_handle_cprop): Delete.
15966 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15968 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15970 PR middle-end/40057
15971 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15972 GEN_INT for 1 << bitnum.
15973 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15974 build_int_cst_type.
15976 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15978 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15979 Remove wrong description of "nand" operation.
15981 2009-05-06 Richard Guenther <rguenther@suse.de>
15982 Adam Nemet <anemet@caviumnetworks.com>
15984 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15985 comment. Add that if LHS is not a gimple register, then RHS1 has
15986 to be a single object (GIMPLE_SINGLE_RHS).
15988 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15990 * expr.c (get_def_for_expr): Move it up in the file.
15991 (store_field): When expanding a bit-field store, look at the
15992 defining gimple stmt for the masking conversion.
15994 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15996 PR middle-end/39986
15997 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15998 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15999 32-bit memcpy into long.
16001 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16003 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16004 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16006 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16007 instead of appending DW_OP_deref*.
16009 2009-05-06 Michael Matz <matz@suse.de>
16011 PR middle-end/40021
16012 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16013 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16015 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16017 * Makefile.in (install-plugin): Fix srcdir handling.
16019 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16021 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16022 when processing for not_regs_needed bitmap.
16023 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16024 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16025 handling it for rhs.
16027 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16029 * config/i386/i386.md (unnamed inc/dec peephole): Use
16030 optimize_insn_for_size_p instead of optimize_size.
16031 * config/i386/predicates.md (incdec_operand): Likewise.
16032 (aligned_operand): Likewise.
16033 * config/i386/sse.md (divv8sf3): Likewise.
16034 (sqrtv8sf2): Likewise.
16036 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16038 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16040 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16042 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16044 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16045 ssemodesuffixf2c with avxmodesuffixf2c.
16047 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16050 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16052 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16054 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16055 (struct tree_base): Adjust spacing for 8 bit boundaries.
16056 (struct tree_decl_common): Add decl_by_reference_flag bit.
16057 (DECL_BY_REFERENCE): Adjust.
16058 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16059 print DECL_BY_REFERENCE bit.
16060 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16061 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16062 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16063 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16066 PR middle-end/39666
16067 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16068 range of the type, but default label is missing, add it with one
16069 of the existing labels instead of adding a new label for it.
16071 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16075 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16077 * Makefile.in (enable_plugin, plugin_includedir): New.
16078 (install): Depend on install-plugin.
16079 (PLUGIN_HEADERS): New.
16080 (install-plugin): New.
16081 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16083 2009-05-05 Richard Guenther <rguenther@suse.de>
16085 PR tree-optimization/40022
16086 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16088 (phivn_valid_p): Fix tuplification error, simplify.
16089 (phiprop_insert_phi): Add dumps.
16090 (propagate_with_phi): Simplify.
16092 2009-05-05 Richard Guenther <rguenther@suse.de>
16094 PR middle-end/40023
16095 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16097 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16099 * tree.h (strip_float_extensions): Remove duplicate declaration.
16100 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16101 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16102 block_ultimate_origin): Rearrange the declarations line to match the
16103 comment that indicates the .c file which the functions are defined.
16104 (dwarf2out_*, set_decl_rtl): Add comment.
16105 (get_base_address): Adjust comment.
16106 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16107 declarations line and add comment.
16108 (is_builtin_name): Add blank after function name, for clarity.
16110 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16112 * attribs.c (decl_attributes): Use %qE for identifiers in
16114 * cgraphunit.c (verify_cgraph_node): Translate function names to
16115 locale character set in diagnostics.
16116 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16118 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16119 Document that functions are named in UTF-8.
16120 * expr.c (expand_expr_real_1): Translate function names to locale
16121 character set in diagnostics.
16122 * gimplify.c (omp_notice_variable, omp_is_private,
16123 gimplify_scan_omp_clauses): Use %qE for identifiers in
16125 * langhooks.c (lhd_print_error_function): Translate function names
16126 to locale character set.
16127 * langhooks.h (decl_printable_name): Document that return value is
16128 in internal character set.
16129 * stmt.c: Include pretty-print.h
16130 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16132 (resolve_operand_name_1): Translate named operand name to locale
16134 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16136 * toplev.c (announce_function): Translate function names to locale
16138 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16139 (default_tree_printer): Use pp_identifier or translate identifiers
16140 to locale character set. Mark "<anonymous>" for translation.
16141 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16142 for identifiers in diagnostics.
16143 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16145 * varasm.c (output_constructor): Use %qE for identifiers in
16148 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16150 * configure.ac: use ` ` instead of $()
16151 * configure: Regenerate.
16153 2009-05-05 Ben Elliston <bje@au.ibm.com>
16155 * config/pa/linux-atomic.c: Eliminate conditional include of
16156 errno.h on non-LP64 systems to simplify build requirements.
16158 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16160 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16162 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16163 and pass value to identifier_to_locale.
16164 (warn_variable_length_array): Make name a tree.
16165 (grokdeclarator): Separate diagnostic texts for named and unnamed
16166 declarators. Use %qE for named declarators.
16167 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16169 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16170 identifiers in diagnostics.
16171 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16172 identifier_to_locale. Mark "anonymous" strings for translation.
16174 2009-05-04 Michael Eager <eager@eagercon.com>
16176 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16177 address for DImode/DFmode only if double-precision FP regs.
16179 2009-05-04 Michael Eager <eager@eagercon.com>
16181 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16182 TARGET_SINGLE_FLOAT check.
16184 2009-05-04 Michael Eager <eager@eagercon.com>
16186 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16188 2009-05-04 Michael Eager <eager@eagercon.com>
16190 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16191 * config/rs6000/t-xilinx: New
16193 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16195 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16196 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16197 * gcc/explow.c (memory_address): Use target hook.
16198 * gcc/targhooks.c (default_legitimize_address): New.
16199 * gcc/targhooks.h (default_legitimize_address): New.
16200 * gcc/target.h (legitimize_address): New.
16201 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16202 (TARGET_INITIALIZER): Include it.
16203 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16205 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16206 * config/bfin/bfin.c (legitimize_address): Remove.
16207 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16208 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16210 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16211 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16213 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16214 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16215 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16216 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16217 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16218 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16219 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16220 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16221 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16222 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16223 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16224 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16225 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16226 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16227 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16228 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16229 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16230 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16231 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16232 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16233 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16234 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16235 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16237 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16238 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16239 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16240 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16241 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16242 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16243 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16244 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16245 (thumb_legitimize_address): Delete.
16246 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16247 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16248 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16249 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16250 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16251 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16253 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16256 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16257 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16258 * config/m32r/m32r.c (m32r_legitimize_address): New.
16259 * config/m68k/m68k.c (m68k_legitimize_address): New.
16260 * config/score/score.c (score_legitimize_address): Standardize.
16261 * config/score/score3.c (score3_legitimize_address): Standardize.
16262 * config/score/score3.h (score3_legitimize_address): Adjust.
16263 * config/score/score7.c (score7_legitimize_address): Standardize.
16264 * config/score/score7.h (score7_legitimize_address): Adjust.
16265 * config/sh/sh.c (sh_legitimize_address): New.
16266 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16268 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16269 (s390_legitimize_address): ... this.
16270 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16271 (sparc_legitimize_address): ... this.
16272 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16273 (ix86_legitimize_address): ... this.
16274 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16275 (avr_legitimize_address): ... this.
16276 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16277 (mn10300_legitimize_address): ... this.
16278 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16279 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16280 (alpha_expand_mov): Adjust call.
16282 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16283 * config/spu/spu.c (spu_legitimize_address): Likewise.
16284 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16285 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16287 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16289 * intl.c (locale_encoding, locale_utf8): New.
16290 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16291 * intl.h (locale_encoding, locale_utf8): Declare.
16292 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16293 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16295 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16297 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16298 (pp_base_tree_identifier): Declare as function.
16299 (identifier_to_locale): Declare.
16300 * Makefile.in (pretty-print.o): Update dependencies.
16301 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16303 2009-05-04 Richard Guenther <rguenther@suse.de>
16305 PR middle-end/40015
16306 * builtins.c (fold_builtin_memory_op): Do not decay to element
16307 type if the size matches the whole array.
16309 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16311 * expmed.c (synth_mult): When trying out a shift, pass the result
16314 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16316 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16317 (shiftsub1_cost): New.
16318 (init_expmed): Compute shiftsub1_cost.
16319 (synth_mult): Optimize multiplications by constants of the form
16320 -(2^^m-1) for some constant positive integer m.
16322 2009-05-03 Richard Guenther <rguenther@suse.de>
16325 * c-typeck.c (array_to_pointer_conversion): Do not built
16326 ADDR_EXPRs of arrays of pointer-to-element type.
16327 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16328 up wrong ADDR_EXPRs after-the-fact.
16329 * c-common.c (strict_aliasing_warning): Strip pointer
16330 conversions for obtaining the original type.
16331 * builtins.c (fold_builtin_memset): Handle array types.
16332 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16335 2009-05-03 Richard Guenther <rguenther@suse.de>
16337 PR middle-end/23329
16338 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16339 Do not lose casts from array types with unknown extent to array
16340 types with known extent.
16341 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16342 alias set compatibility.
16344 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16346 * flags.h (extra_warnings): Delete.
16347 * toplev.c (process_options): Handle Wuninitialized here.
16348 * opts.c (extra_warnings): Delete.
16349 (set_Wextra): Delete.
16350 (common_handle_option): -Wextra can be handled automatically.
16351 * c-opts.c (c_common_handle_option): Delete obsolete code.
16352 (c_common_post_options): Simplify comment.
16353 * common.opt (W): Add Var.
16355 (Wuninitialized): Initialize to -1.
16357 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16358 Richard Guenther <rguenther@suse.de>
16360 * expr.c (get_def_for_expr): New function.
16361 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16362 SSA rather than trees.
16363 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16364 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16366 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16368 * c-common.c (reswords): Add _Imaginary.
16369 * c-common.c (enum rid): Add RID_IMAGINARY.
16371 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16373 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16374 Patch by Richard Guenther.
16376 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16378 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16379 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16380 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16381 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16382 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16383 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16384 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16385 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16386 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16387 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16388 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16389 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16390 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16391 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16392 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16393 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16394 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16395 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16397 2009-05-02 Richard Guenther <rguenther@suse.de>
16399 PR tree-optimization/39940
16400 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16403 2009-05-02 Richard Guenther <rguenther@suse.de>
16405 PR middle-end/40001
16406 * tree-ssa.c (execute_update_addresses_taken): Properly check
16407 if we can mark a variable DECL_GIMPLE_REG_P.
16408 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16409 back to the end of the function.
16410 (is_gimple_reg_type): Remove complex type special casing.
16411 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16414 2009-05-02 Ben Elliston <bje@au.ibm.com>
16416 * doc/collect2.texi (Collect2): Document search path behaviour
16417 when configured with --with-ld.
16419 2009-05-02 Jan Hubicka <jh@suse.cz>
16421 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16422 parameter; update callers.
16423 (coalesce_cost_edge): EH edges are costier because they needs
16424 splitting even if not critical and even more costier when there are
16425 multiple EH predecestors.
16427 2009-05-02 Jan Hubicka <jh@suse.cz>
16429 * except.c (remove_eh_handler_and_replace): Handle updating after
16430 removing TRY blocks.
16432 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16434 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16436 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16438 * varasm.c: Do not include c-pragma.h.
16439 * attribs.c: Do not incude c-common.h.
16441 2009-05-01 Michael Matz <matz@suse.de>
16443 * calls.c (initialize_argument_information): Handle SSA names like
16444 decls with a non MEM_P DECL_RTL.
16446 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16448 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16449 * ipa-utils.c: Likewise.
16450 * ipa-type-escape.c: Likewise.
16451 * cgraphunit.c Do not include c-common.h.
16452 * ipa-pure-const.c: Likewise.
16453 * tree-if-conv.c: Likewise.
16454 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16455 * ipa-struct-reorg.c: Likewise.
16456 * tree-nomudflap.c: Likewise.
16457 * tree-ssa-structalias.c: Likewise.
16459 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16461 * store-motion.c: Many cleanups to make this pass a first-class
16462 citizen instead of an appendix to gcse load motion. Add TODO list
16463 to make this pass faster/cleaner/better.
16465 (struct ls_expr): Post gcse.c-split cleanups.
16466 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16467 "stores" field to "avail_stores".
16468 (pre_ldst_mems): Rename to store_motion_mems.
16469 (pre_ldst_table): Rename to store_motion_mems_table.
16470 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16471 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16472 (ldst_entry): Rename to st_expr_entry, update users.
16473 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16474 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16475 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16477 (first_ls_expr): Rename to first_st_expr, update users.
16478 (next_ls_expr): Rename to next_st_expr, update users.
16479 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16480 fields properly for store motion instead of names inherited from load
16482 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16483 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16486 (ae_kill): Rename to st_kill, update users.
16487 (ae_gen): Rename to st_avloc, update users.
16488 (transp): Rename to st_transp, update users.
16489 (pre_insert_map): Rename to st_insert_map, update users.
16490 (pre_delete_map): Rename to st_delete_map, update users.
16491 (insert_store, build_store_vectors, free_store_memory,
16492 one_store_motion_pass): Update for abovementioned changes.
16494 (gcse_subst_count, gcse_create_count): Remove.
16495 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16496 and "n_stores_created", local variables.
16498 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16501 (regvec, compute_store_table_current_insn): Remove.
16502 (reg_set_info, reg_clear_last_set): Remove.
16503 (compute_store_table): Use DF caches instead of local dataflow
16506 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16508 * c-objc-common.c (c_tree_printer): Print identifiers with
16509 pp_identifier, not pp_string. Mark "({anonymous})" for
16511 * c-pretty-print.c (pp_c_ws_string): New.
16512 (pp_c_cv_qualifier, pp_c_type_specifier,
16513 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16514 pp_c_storage_class_specifier, pp_c_function_specifier,
16515 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16516 pp_c_primary_expression, pp_c_postfix_expression,
16517 pp_c_unary_expression, pp_c_shift_expression,
16518 pp_c_relational_expression, pp_c_equality_expression,
16519 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16520 use pp_string and pp_c_ws_string in place of pp_identifier and
16521 pp_c_identifier for non-identifiers. Mark English strings for
16523 * c-pretty-print.h (pp_c_ws_string): Declare.
16525 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16526 Roland McGrath <roland@redhat.com>
16528 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16529 (ENABLE_LD_BUILDID): New configuration option.
16530 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16531 (LINK_BUILDID_SPEC): New macro.
16532 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16534 * doc/install.texi: Document --enable-linker-build-id option.
16535 * configure: Rebuild.
16536 * config.in: Rebuild.
16538 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16540 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16541 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16542 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16543 MIPS_GP_SAVE_AREA_SIZE.
16544 * config/mips/mips.c (struct mips_frame_info): Update comment
16545 before arg_pointer_offset and hard_frame_pointer_offset.
16546 (mips_compute_frame_info): Update diagram before function: to
16547 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16548 indicate the position of frame_pointer_rtx with -fstack-protector and
16549 to show args_size. Don't allocate cprestore area for leaf functions
16550 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16552 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16554 2009-04-30 Michael Matz <matz@suse.de>
16556 PR tree-optimization/39955
16557 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16559 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16561 * ira.c (setup_cover_and_important_classes): Use safe macro
16562 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16564 * genpreds.c (write_tm_preds_h): Output suitable definition of
16565 REG_CLASS_FOR_CONSTRAINT.
16567 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16569 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16571 * bitmap.c (bitmap_descriptor): Likewise.
16572 * ggc-common.c (loc_descriptor): Likewise.
16573 * varray.c (varray_descriptor): Likewise.
16574 * vec.c (vec_descriptor): Likewise.
16576 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16578 * Makefile.in (dce.o): Add $(EXCEPT_H).
16579 * dce.c: Include except.h and delete redundant vector definitions.
16580 (deletable_insn_p): Return false for non-call insns that can throw
16583 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16585 * gcse.c (ae_gen): Remove.
16586 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16587 and make non-static function to make it available in store-motion.c.
16588 Update call sites with search-and-replace.
16589 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16590 extract_mentioned_regs, extract_mentioned_regs_helper,
16591 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16592 store_killed_in_insn, store_killed_after, store_killed_before,
16593 build_store_vectors, insert_insn_start_basic_block, insert-store,
16594 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16595 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16596 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16597 * store-motion.c: ...new file. Also copy data structures from gcse.c
16598 and clean up to remove parts not used by store motion.
16599 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16600 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16602 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16605 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16606 when optimizing for size.
16608 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16610 * gcse.c (gcse_constant_p): Fix typo in last change.
16612 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16614 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16616 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16618 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16620 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16622 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16623 CONST_HIGH_PART result.
16625 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16627 * config/avr/avr.c (initial_elimination_offset): Rename to
16628 avr_initial_elimination_offset.
16629 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16630 change return type to bool.
16631 (avr_can_eliminate): New function.
16632 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16633 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16634 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16635 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16636 avr_initial_elimination_offset.
16637 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16638 (avr_initial_elimination_offset): Define.
16640 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16641 Steven Bosscher <steven@gcc.gnu.org>
16643 PR rtl-optimization/39938
16644 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16645 * cfgrtl.c: Include insn-attr.h.
16646 (rest_of_pass_free_cfg): New function.
16647 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16648 * resource.c (init_resource_info): Remove call to df_analyze.
16650 2009-04-29 Richard Guenther <rguenther@suse.de>
16653 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16654 allow conversion to signed integers.
16656 2009-04-29 Richard Guenther <rguenther@suse.de>
16658 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16659 shifts of floating point vectors if the shift amount is
16660 a constant multiple of the element size.
16662 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16663 Michael Matz <matz@suse.de>
16665 PR middle-end/39927
16667 * tree-outof-ssa.c (emit_partition_copy): New function.
16668 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16669 insert_part_to_rtx_on_edge): Perform the partition base var
16670 copy using emit_partition_copy.
16671 (insert_value_copy_on_edge): Convert constants to the right mode.
16672 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16673 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16675 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16677 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16678 scan backwards to try to find a constant to initialize it.
16680 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16681 insn before the loop_end instruction, don't look past labels.
16683 2009-04-29 Richard Guenther <rguenther@suse.de>
16685 PR middle-end/39937
16686 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16687 loose type conversions.
16688 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16689 stmts only if there are no uses of its definition.
16691 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16693 * config/bfin/bfin.h (splitting_loops): Declare.
16694 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16695 Reorder bit definitions to be ascending.
16696 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16697 * config/bfin/bfin.c (splitting_loops): New variable.
16698 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16699 (struct loop_info): Remove members INIT and LOOP_INIT.
16700 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16701 the LSETUP sequence. Allow LC to be loaded from any register, but
16702 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16703 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16705 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16706 of reload_completed.
16709 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16711 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16713 * Makefile.in (PLUGIN_VERSION_H): New.
16714 (OBJS-common): Remove plugin-version.o.
16715 (plugin.o): Depend on (PLUGIN_VERSION_H).
16716 (plugin-version.o): Remove.
16717 * configure: Regenerate
16718 * configure.ac: Create plugin-version.h.
16719 * gcc-plugin.h (plugin_gcc_version): Remove.
16720 (plugin_default_version_check): Change signature.
16721 * plugin-version.c: Remove.
16722 * plugin.c: Include plugin-version.h.
16723 (str_plugin_gcc_version_name): Remove.
16724 (try_init_one_plugin): Pass gcc version to plugin_init.
16725 (plugin_default_version_check): Both gcc and plugin versions are now
16728 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16730 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16731 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16732 Remove special case testing for last insn of inner loops. Don't fail
16733 if the loop ends with a jump, emit an extra nop instead.
16735 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16736 DREGS rather than comparing directly. Remove code that tries to
16737 account for latencies.
16739 2009-04-29 Richard Guenther <rguenther@suse.de>
16741 PR tree-optimization/39941
16742 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16743 eliminating an indirect call.
16745 2009-04-29 Richard Guenther <rguenther@suse.de>
16747 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16748 parameter. Allow invariants as base if !require_lvalue.
16749 (verify_gimple_assign_single): Adjust.
16751 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16753 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16754 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16755 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16756 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16757 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16759 * config/bfin/bfin.c (bfin_expand_builtin,
16760 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16762 2009-04-28 Richard Guenther <rguenther@suse.de>
16764 * tree-vect-loop.c (get_initial_def_for_induction): Use
16765 correct types for pointer increment.
16767 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16769 * toplev.c (print_version): Update GMP version string calculation.
16771 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16773 PR rtl-optimization/39938
16774 * resource.c (init_resource_info): Add call to df_analyze.
16776 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16778 * config/alpha/alpha.md (usegp): Cast the result of
16779 alpha_find_lo_sum_using_gp to enum attr_usegp.
16780 * config/alpha/alpha.c (override_options): Remove end-of-structure
16781 marker element from cpu_table. Use array size of cpu_table to handle
16782 -mcpu and -mtune options.
16783 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16785 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16787 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16788 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16789 tune_32 and tune_64.
16790 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16791 support on PowerPC.
16792 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16793 * config/rs6000/option-defaults.h: ... here. New file.
16794 (OPT_64, OPT_32): Define.
16795 (MASK_64BIT): Define to 0 if not already defined.
16796 (OPT_ARCH64, OPT_ARCH32): Define.
16797 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16800 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16802 * config/arm/arm.c (arm_override_options): Emit error on using
16805 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16807 PR rtl-optimization/39914
16808 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16809 registers for allocnos created from user-defined variables only
16810 when not optimizing.
16812 2009-04-28 Richard Guenther <rguenther@suse.de>
16814 PR middle-end/39937
16815 * fold-const.c (fold_binary): Use distribute_real_division only
16818 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16820 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16821 add hpux-stdint.h to tm_file.
16822 (hppa[12]*-*-hpux11*): Ditto.
16823 (ia64*-*-hpux*): Ditto.
16824 * config/hpux-stdint.h: New.
16825 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16826 __STDC_EXT__ for all compiles.
16827 * config/pa/pa-hpux.h: Ditto.
16828 * config/pa/pa-hpux10.h: Ditto.
16829 * config/pa/pa-hpux11.h: Ditto.
16831 2009-04-28 Catherine Moore <clm@codesourcery.com>
16833 * debug.h (set_name): Add comment.
16835 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16838 * config/darwin.c (machopic_gen_offset): Check
16839 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16840 * config/arm/arm.c (require_pic_register): Likewise.
16842 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16844 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16845 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16846 m32c_promote_prototypes): Delete.
16848 2009-04-28 Michael Matz <matz@suse.de>
16850 PR middle-end/39922
16851 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16854 2009-04-28 Richard Guenther <rguenther@suse.de>
16856 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16858 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16860 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16861 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16862 * config/arm/arm-tune.md: Regenerate.
16864 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16866 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16867 block if there are complex incoming edges.
16868 (sel_merge_blocks): Remove useless assert.
16869 (sel_redirect_edge_and_branch): Check that edge was redirected.
16870 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16871 (sel_find_rgns): Delete declaration.
16872 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16873 the region when it is not a preheader.
16875 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16878 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16880 2009-04-28 Richard Guenther <rguenther@suse.de>
16882 * tree.h (SSA_NAME_VALUE): Remove.
16883 (struct tree_ssa_name): Remove value_handle member.
16884 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16885 array for jump threading.
16886 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16888 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16889 * tree-flow.h (threadedge_initialize_values): Declare.
16890 (threadedge_finalize_values): Likewise.
16891 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16892 (SSA_NAME_VALUE): Define.
16893 (threadedge_initialize_values): New function.
16894 (threadedge_finalize_values): Likewise.
16895 * tree-ssa-dom.c (ssa_name_values): New global variable.
16896 (SSA_NAME_VALUE): Define.
16897 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16899 2009-04-28 Ira Rosen <irar@il.ibm.com>
16901 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16902 Use REPORT_VECTORIZED_LOCATIONS instead
16903 REPORT_VECTORIZED_LOOPS.
16904 * tree-vectorizer.c (vect_verbosity_level): Make static.
16905 (vect_loop_location): Rename to vect_location.
16906 (vect_set_verbosity_level): Update comment.
16907 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16909 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16910 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16911 instead REPORT_UNVECTORIZED_LOOPS.
16912 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16913 and vect_loop_def to vect_external_def and vect_internal_def.
16914 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16915 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16916 REPORT_UNVECTORIZED_LOCATIONS.
16917 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16918 and vect_used_in_loop and to vect_unused_in_scope and
16919 vect_used_in_scope.
16920 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16921 (vect_verbosity_level): Remove declaration.
16922 (vect_analyze_operations): Likewise.
16923 (vect_analyze_stmt): Declare.
16924 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16925 REPORT_UNVECTORIZED_LOCATIONS.
16926 (vect_get_loop_niters): Fix indentation.
16927 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16928 (vect_analyze_loop_operations): New function.
16929 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16930 vect_analyze_operations.
16931 (vect_is_simple_reduction): Use new names.
16932 (vectorizable_live_operation, vect_transform_loop): Likewise.
16933 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16934 to specify whether the data references can be a part of interleaving
16936 (vect_analyze_data_ref_dependence): Use new names.
16937 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16938 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16939 * tree-vect-patterns.c (widened_name_p): Use new names.
16940 (vect_recog_dot_prod_pattern): Likewise.
16941 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16942 (process_use, vect_mark_stmts_to_be_vectorized,
16943 vect_model_simple_cost, vect_model_store_cost,
16944 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16945 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16946 vectorizable_operation, vectorizable_type_demotion,
16947 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16948 vectorizable_condition): Likewise.
16949 (vect_analyze_operations): Split into vect_analyze_loop_operations
16951 (vect_analyze_stmt): ... new function.
16952 (new_stmt_vec_info): Use new names.
16953 (vect_is_simple_use): Use new names and fix comment.
16954 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16955 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16957 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16960 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16961 and integer modes for x87 operands. Do not ICE for unsupported size,
16962 generate error instead. Generate error for unsupported operand types.
16963 ['z']: Do not handle HImode memory operands specially. Warning
16964 for floating-point operands. Fallthru to 'Z' for unsupported operand
16965 types. Do not ICE for unsupported size, generate error instead.
16966 (output_387_binary_op): Use %Z to output operands.
16967 (output_fp_compare): Ditto.
16968 (output_387_reg_move): Ditto.
16970 2009-04-28 Ben Elliston <bje@au.ibm.com>
16975 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16977 * builtins.c (c_strlen): Do not warn here.
16978 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16979 * c-common.c (pointer_int_sum): Take an explicit location.
16980 Warn about offsets out of bounds.
16981 * c-common.h (pointer_int_sum): Adjust declaration.
16983 2009-04-27 Ian Lance Taylor <iant@google.com>
16985 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16987 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16988 * df-core.c (df_set_flags): Change return type to int. Change
16989 type of old_flags to int.
16990 (df_clear_flags): Likewise.
16991 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16992 (df_get_conditional_uses): Likewise.
16993 * df.h (df_set_flags, df_clear_flags): Update declarations.
16994 * dwarf2out.c (struct indirect_string_node): Change type of form
16995 field to enum dwarf_form.
16996 (AT_string_form): Change return type to enum dwarf_form.
16997 * fixed-value.c (fixed_compare): Add cast to enum type.
16998 * fwprop.c (update_df): Change 0 to VOIDmode.
16999 * gensupport.c: Change 0 to UNKNOWN.
17000 * gimple.h (gimple_cond_code): Add cast to enum type.
17001 * haifa-sched.c (reemit_notes): Add cast to enum type.
17002 * hooks.c (hook_int_void_no_regs): Remove function.
17003 * hooks.h (hook_int_void_no_regs): Remove declaration.
17004 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17005 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17006 * real.c (real_arithmetic): Add cast to enum type.
17007 (real_compare): Likewise.
17008 * target.h (struct gcc_target): Change return type of
17009 branch_target_register_class to enum reg_class.
17010 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17011 default_branch_target_register_class.
17012 * targhooks.c (default_branch_target_register_class): New function.
17013 * targhooks.h (default_branch_target_register_class): Declare.
17014 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17015 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17017 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17019 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17020 vect_uninitialized_def. Change 0 to ERROR_MARK.
17021 * tree-vect-stmts.c (supportable_widening_operation): Don't
17022 initialize icode1 and icode2.
17023 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17024 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17026 (cmn_err_flag_specs): Change 0 to STD_C89.
17027 (cmn_err_char_table): Likewise.
17028 * config/arm/arm.c (get_arm_condition_code): Change type of code
17029 to enum arm_cond_code.
17030 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17031 (IWMMXT_BUILTIN2): Likewise.
17032 (neon_builtin_type_bits): Don't define typedef.
17033 (neon_builtin_datum): Change type of bits field to int.
17034 (arm_expand_neon_args): Add cast to enum type.
17035 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17037 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17038 casts to enum type.
17039 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17041 * config/mips/mips.md (jal_macro): Return enum constant.
17042 (single_insn): Likewise.
17043 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17045 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17046 casts to enum type.
17047 * config/s390/s390.c (s390_tune_flags): Change type to int.
17048 (s390_arch_flags): Likewise.
17049 (s390_handle_arch_option): Change flags field of struct pta to int.
17050 * config/s390/s390.h (s390_tune_flags): Update declaration.
17051 (s390_arch_flags): Likewise.
17052 * config/sh/sh.c (prepare_move_operands): Compare
17053 tls_symbolic_operand result with enum constant.
17054 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17055 (sh_expand_prologue): Add cast to enum type.
17056 (sh_expand_epilogue): Likewise.
17057 (tls_symbolic_operand): Change return type to enum tls_model.
17058 (fpscr_set_from_mem): Add cast to enum type.
17059 (legitimize_pic_address): Compare tls_symbolic_operand result with
17061 (sh_target_reg_class): Change return type to enum reg_class.
17062 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17064 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17065 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17066 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17067 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17068 (delayed_branch, tls_call_delay): Likewise.
17069 (eligible_for_sibcall_delay): Likewise.
17070 (eligible_for_return_delay): Likewise.
17071 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17072 (spu_expand_builtin_1): Likewise.
17074 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17075 for all types of conversions.
17076 (output_init_element): Issue -Wc++-compat warning if needed when
17077 initializing a bitfield with enum type.
17078 * c-parser.c (c_parser_expression): Set original_type to
17079 original_type of right hand operand of comma operator.
17081 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17083 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17085 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17086 * doc/cpp.texi (Standard Predefined Macros)
17087 (Implementation-defined behavior): Likewise.
17088 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17089 * doc/gimple.texi (GIMPLE Exception Handling)
17090 (@code{GIMPLE_ASSIGN}): Likewise.
17091 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17092 * doc/invoke.texi (Warning Options, Optimize Options)
17093 (AVR Options, Darwin Options): Likewise.
17094 (Optimize Options): Reformulate -fwhole-program description.
17095 * doc/loop.texi (Lambda): Likewise.
17096 * doc/md.texi (Output Template, Define Constraints)
17097 (Standard Names, Insn Splitting): Likewise.
17098 * doc/options.texi (Option properties): Likewise.
17099 * doc/passes.texi (Tree-SSA passes): Likewise.
17100 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17101 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17102 (File Names and DBX): Likewise.
17103 * doc/trouble.texi (Incompatibilities): Likewise.
17105 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17107 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17108 instruction is correct.
17110 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17112 Allow non-constant arguments to conversion intrinsics.
17113 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17114 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17115 * spu.c (print_operand): Handle 'v' and 'w'.
17116 (exp2_immediate_p, spu_gen_exp2): Define.
17117 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17118 spu_convtf_1): Update parameter descriptions.
17119 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17120 * constraints.md ('v', 'w'): New.
17121 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17123 (i2f, I2F): New define_mode_attr.
17124 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17125 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17126 fixuns_truncv4sfv4si2): Update to use mode attribute.
17127 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17128 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17129 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17130 patterns for combine.
17132 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17134 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17135 (cprop, hoist, pre, store_motion): New debug counters.
17136 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17137 is not an RTL pass anymore.
17138 (pass_profiling): Remove extern decl for pass removed in 2005.
17139 (pass_gcse, pass_jump_bypass): Remove.
17140 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17141 to 0 for clean state.
17142 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17143 * cse.c (gate_handle_cse_after_global_opts,
17144 rest_of_handle_cse_after_global_opts): New functions.
17145 (pass_cse_after_global_opts): New pass, does local CSE.
17146 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17147 (TV_CPROP): New timevar.
17148 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17149 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17150 (gcse_main, recompute_all_luids): Remove.
17151 (compute_hash_table_work): Call max_reg_num instead of reading
17153 (cprop_jump): Don't set run_jump_opt_after_gcse.
17154 (constprop_register): Always allow to alter jumps.
17155 (cprop_insn): Likewise.
17156 (do_local_cprop): Likewise.
17157 (local_cprop_pass): Likewise. Return non-zero if something changed.
17158 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17159 (find_implicit_sets): Add note about missed optimization opportunity.
17160 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17161 pass_rtl_cprop execute function.
17162 Don't bother tracking the pass number, each pass gets its own dumpfile
17164 Always allow to alter jumpsand bypass jumps.
17165 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17166 will just find no suitable set.
17167 (pre_edge_insert): Fix dumping, this function is for PRE only.
17168 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17169 pass_rtl_pre execute function.
17170 (hoist_code): Return non-zero if something changed. Keep track of
17171 substitutions and insertions for statistics gathering similar to PRE.
17172 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17173 called from the pass_rtl_hoist execute function. Show pass statistics.
17174 (compute_store_table): Use max_reg_num directly instead of using the
17175 formerly global max_gcse_regno.
17176 (build_store_vectors): Likewise.
17177 (replace_store_insn): Fix dumping.
17178 (store_motion): Rename to ...
17179 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17180 pass, called from the pass_rtl_store_motion execute function. Keep
17181 track of substitutions and insertions for statistics gathering similar
17183 (bypass_jumps): Remove, fold interesting bits into ...
17184 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17185 from the pass_rtl_cprop execute function.
17186 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17187 pass_jump_bypass): Remove.
17188 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17189 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17190 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17191 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17192 (gate_rtl_store_motion, execute_rtl_store_motion,
17193 pass_rtl_store_motion): New.
17194 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17195 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17196 * passes.c (init_optimization_passes): Remove pass_gcse and
17197 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17198 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17199 instead of pass_jump_bypass.
17201 2009-04-27 Richard Guenther <rguenther@suse.de>
17203 PR middle-end/39928
17204 * gimplify.c (gimplify_expr): If we are required to create
17205 a temporary make sure it ends up as register.
17207 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17210 * config/i386/i386.c (construct_container): Don't call
17211 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17212 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17214 2009-04-27 Michael Matz <matz@suse.de>
17216 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17217 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17218 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17219 (dump_replaceable_exprs): Take a bitmap.
17220 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17222 (expand_gimple_basic_block): Likewise.
17223 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17224 replaceable_expressions member a bitmap.
17225 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17226 (mark_replaceable): Likewise.
17227 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17228 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17230 2009-04-27 Richard Guenther <rguenther@suse.de>
17232 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17233 (verify_stmts): Dispatch to gimple/type verification code.
17234 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17235 issue with call argument types.
17237 2009-04-27 Michael Matz <matz@suse.de>
17239 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17240 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17243 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17244 Eric Botcazou <ebotcazou@adacore.com>
17246 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17247 a label's basic block.
17248 (mark_target_live_regs): Tidy and rework obsolete comments.
17249 Change back DF problem to LIVE. If a label starts a basic block,
17250 assume that all registers that used to be live then still are.
17251 (init_resource_info): If a label starts a basic block, set its
17252 BLOCK_FOR_INSN accordingly.
17253 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17255 2009-04-27 Richard Guenther <rguenther@suse.de>
17257 * tree-flow-inline.h (function_ann): Remove.
17258 (get_function_ann): Likewise.
17259 * tree-dfa.c (create_function_ann): Remove.
17260 * tree-flow.h (struct static_var_ann_d): Remove.
17261 (struct function_ann_d): Likewise.
17262 (union tree_ann_d): Remove fdecl member.
17263 (function_ann_t): Remove.
17264 (function_ann, get_function_ann, create_function_ann): Remove
17267 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17269 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17271 2009-04-27 Jan Hubicka <jh@suse.cz>
17273 * ipa-pure-const.c (struct funct_state_d): New fields
17274 state_previously_known, looping_previously_known; remove
17275 state_set_in_source.
17276 (analyze_function): Use new fields.
17277 (propagate): Avoid assumption that state_set_in_source imply
17280 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17281 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17282 * cfgloop.h (finite_loop_p): Declare.
17284 2009-04-26 Michael Matz <matz@suse.de>
17286 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17288 2009-04-26 Michael Matz <matz@suse.de>
17290 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17291 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17292 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17293 pass_mark_used_blocks): Remove.
17294 * tree-optimize.c (pass_free_datastructures,
17295 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17296 * passes.c (init_optimization_passes): Don't call
17297 pass_mark_used_blocks, remove dead code.
17299 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17301 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17302 * tree-ssa-live.h (register_ssa_partition): Likewise.
17304 2009-04-26 Michael Matz <matz@suse.de>
17307 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17308 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17309 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17311 (compare_pairs): Swap cost comparison.
17312 (coalesce_ssa_name): Don't use change_partition_var.
17313 * tree-nrv.c (struct nrv_data): Add modified member.
17314 (finalize_nrv_r): Set it.
17315 (tree_nrv): Use it to update statements.
17316 (pass_nrv): Require PROP_ssa.
17317 * tree-mudflap.c (mf_decl_cache_locals,
17318 mf_build_check_statement_for): Use make_rename_temp.
17319 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17320 * alias.c (find_base_decl): Handle SSA names.
17321 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17322 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17323 * rtl.h (set_reg_attrs_for_parm): Declare.
17324 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17325 to "optimized", remove unused locals at finish.
17326 (execute_free_datastructures): Make global, call
17327 delete_tree_cfg_annotations.
17328 (execute_free_cfg_annotations): Don't call
17329 delete_tree_cfg_annotations.
17331 * ssaexpand.h: New file.
17332 * expr.c (toplevel): Include ssaexpand.h.
17333 (expand_assignment): Handle SSA names the same as register variables.
17334 (expand_expr_real_1): Expand SSA names.
17335 * cfgexpand.c (toplevel): Include ssaexpand.h.
17336 (SA): New global variable.
17337 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17338 (SSAVAR): New macro.
17339 (set_rtl): New helper function.
17340 (add_stack_var): Deal with SSA names, use set_rtl.
17341 (expand_one_stack_var_at): Likewise.
17342 (expand_one_stack_var): Deal with SSA names.
17343 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17344 before unique numbers.
17345 (expand_stack_vars): Use set_rtl.
17346 (expand_one_var): Accept SSA names, add asserts for them, feed them
17347 to above subroutines.
17348 (expand_used_vars): Expand all partitions (without default defs),
17349 then only the local decls (ignoring those expanded already).
17350 (expand_gimple_cond): Remove edges when jumpif() expands an
17351 unconditional jump.
17352 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17353 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17355 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17356 members of SA; deal with PARM_DECL partitions here; expand
17357 all PHI nodes, free tree datastructures and SA. Commit instructions
17358 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17359 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17360 info and statements at start, collect garbage at finish.
17361 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17362 (VAR_ANN_PARTITION) Remove.
17363 (change_partition_var): Don't declare.
17364 (partition_to_var): Always return SSA names.
17365 (var_to_partition): Only accept SSA names.
17366 (register_ssa_partition): Only check argument.
17367 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17369 (delete_var_map): Don't free it.
17370 (var_union): Only accept SSA names, simplify.
17371 (partition_view_init): Mark only useful SSA names as used.
17372 (partition_view_fini): Only deal with SSA names.
17373 (change_partition_var): Remove.
17374 (dump_var_map): Use ssa_name instead of partition_to_var member.
17375 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17377 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17378 (struct _elim_graph): New member const_dests; nodes member vector of
17380 (set_location_for_edge): New static helper.
17381 (create_temp): Remove.
17382 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17383 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17384 (new_elim_graph): Allocate const_dests member.
17385 (clean_elim_graph): Truncate const_dests member.
17386 (delete_elim_graph): Free const_dests member.
17387 (elim_graph_size): Adapt to new type of nodes member.
17388 (elim_graph_add_node): Likewise.
17389 (eliminate_name): Likewise.
17390 (eliminate_build): Don't take basic block argument, deal only with
17391 partition numbers, not variables.
17392 (get_temp_reg): New static helper.
17393 (elim_create): Use it, deal with RTL temporaries instead of trees.
17394 (eliminate_phi): Adjust all calls to new signature.
17395 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17396 (rewrite_trees): Only do checking.
17397 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17398 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17399 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17400 contains_tree_r, MAX_STMTS_IN_LATCH,
17401 process_single_block_loop_latch, analyze_edges_for_bb,
17402 perform_edge_inserts): Remove.
17403 (expand_phi_nodes): New global function.
17404 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17405 functions, initialize new parameter, remember partitions having a
17407 (finish_out_of_ssa): New global function.
17408 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17409 don't reset in_ssa_p here, don't disable TER when mudflap.
17410 (pass_del_ssa): Remove.
17411 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17413 (execute_free_datastructures): Declare.
17414 * Makefile.in (SSAEXPAND_H): New variable.
17415 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17416 * basic-block.h (commit_one_edge_insertion): Declare.
17417 * passes.c (init_optimization_passes): Move pass_nrv and
17418 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17419 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17420 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17421 (redirect_branch_edge): Deal with super block when expanding, split
17422 out jump patching itself into ...
17423 (patch_jump_insn): ... here, new static helper.
17425 2009-04-26 Michael Matz <matz@suse.de>
17427 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17428 beyond num_ssa_names.
17429 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17430 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17432 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17434 PR inline-asm/39543
17435 * fwprop.c (forward_propagate_asm): New function.
17436 (forward_propagate_and_simplify): Propagate also into __asm, if it
17437 doesn't increase the number of referenced registers.
17440 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17442 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17444 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17445 note_nonlocal_vla_type for nonlocal VLAs.
17446 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17447 contains_remapped_vars, remap_vla_decls): New functions.
17448 (convert_nonlocal_reference_stmt): If not optimizing, call
17449 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17450 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17451 if it wasn't found in var_map.
17452 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17453 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17454 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17456 * gimplify.c (nonlocal_vlas): New variable.
17457 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17459 (gimplify_body): Create and destroy nonlocal_vlas.
17461 * dwarf2out.c (loc_descr_plus_const): New function.
17462 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17463 mem_loc_descriptor, loc_descriptor_from_tree_1,
17464 descr_info_loc, gen_variable_die): Use it.
17466 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17467 !TREE_STATIC VAR_DECLs.
17468 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17469 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17470 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17471 DECL_BY_REFERENCE is valid.
17472 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17473 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17474 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17475 Copy DECL_BY_REFERENCE.
17476 (struct nesting_copy_body_data): New type.
17477 (nesting_copy_decl): New function.
17478 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17479 if they have variable length.
17481 2009-04-26 Michael Matz <matz@suse.de>
17483 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17484 mark new temporaries for renaming.
17486 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17489 * c-decl.c (global_bindings_p): Return negative value.
17490 (c_variable_size): New. Based on variable_size from
17492 (grokdeclarator): Call c_variable_size not variable_size.
17494 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17496 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17498 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17500 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17501 Redefine it to just use mingw/include.
17502 (ASM_SPEC): Rules for -m32 and -m64.
17503 (LINK_SPEC): Use Likewise.
17504 (SPEC_32): New define.
17505 (SPEC_64): Likewise.
17506 (SUB_LINK_SPEC): Likewise.
17507 (MULTILIB_DEFAULTS): New define.
17508 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17509 Add multilib options.
17510 (MULTILIB_DIRNAMES): Likewise.
17511 (MULTILIB_OSDIRNAMES): Likewise.
17512 (LIBGCC): Likewise.
17513 (INSTALL_LIBGCC): Likewise.
17515 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17518 * c-tree.h (enum c_inline_static_type): New.
17519 (record_inline_static): Declare.
17520 * c-decl.c (struct c_inline_static, c_inline_statics,
17521 record_inline_static, check_inline_statics): New.
17522 (pop_file_scope): Call check_inline_statics.
17523 (start_decl): Call record_inline_static instead of pedwarning
17524 directly for static in inline function.
17525 * c-typeck.c (build_external_ref): Call record_inline_static
17526 instead of pedwarning directly for static referenced in inline
17529 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17531 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17532 not new but only being rescanned.
17533 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17534 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17535 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17536 record_set_info, compute_set, grealloc): Remove.
17537 (recompute_all_luids): New function.
17538 (gcse_main): Don't compute sets, and don't do related memory
17539 allocations/free-ing. If something changed before the end of the
17540 pass, update LUIDs using recompute_all_luids.
17541 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17542 (free_gcse_mem): Don't free it either.
17543 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17544 Use the df insn LUIDs.
17545 (load_killed_in_block): Likewise.
17546 (compute_hash_table_work): Don't compute reg_set_in_block.
17547 (compute_transp): Use DF_REG_DEF_CHAINs.
17548 (local_cprop_pass): Don't use compute_sets and related functions.
17549 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17550 Use get_max_uid() instead of max_cuid.
17551 (insert_insn_end_basic_block, pre_insert_copy_insn,
17552 update_ld_motion_stores): Don't try to
17553 keep reg_set tables up to date.
17554 (pre_insert_copies): Use df insn LUIDs.
17555 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17556 (reg_set_info): Don't use extra bitmap argument.
17557 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17558 information to compute regs_set_in_block.
17559 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17560 (bypass_jumps): Don't use compute_sets and friends.
17562 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17565 * opts.c (undocumented_msg): Do not leave blank even with
17568 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17570 * c-decl.c (build_enumerator): Allow values folding to integer
17571 constants but not integer constant expressions with a pedwarn if
17574 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17577 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17578 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17579 type is an integer constant.
17581 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17584 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17587 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17590 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17591 with variably modified return type and no storage class
17592 specifiers, except for the case of nested functions. Distinguish
17593 extern declarations of functions with variably modified return
17594 types from those of objects with variably modified types.
17596 2009-04-25 Jan Hubicka <jh@suse.cz>
17598 * tree.c (list_equal_p): New function.
17599 * tree.h (list_equal_p): Declare.
17600 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17601 basic_block_def, basic_block, const_basic_block): New.
17602 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17603 (redirect_eh_edge): New function.
17604 (make_eh_edge_update_phi): EH edges are not abnormal.
17605 * except.c: Include tree-flow.h.
17606 (list_match): New function.
17607 (eh_region_replaceable_by_p): New function.
17608 (replace_region): New function.
17609 (hash_type_list): New function.
17610 (hash_eh_region): New function.
17611 (eh_regions_equal_p): New function.
17612 (merge_peers): New function.
17613 (remove_unreachable_regions): Verify EH tree when checking;
17615 (copy_eh_region_1): New function.
17616 (copy_eh_region): New function.
17617 (push_reachable_handler): New function.
17618 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17619 regions without label but with live RESX.
17620 * except.h (redirect_eh_edge_to_label): New.
17621 * tree-flow.h (redirect_eh_edge): New.
17622 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17623 basic_block_def, basic_block, const_basic_block): Remove.
17624 * Makefile.in (except.o): Add dependency on tree-flow.h
17625 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17626 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17629 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17632 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17633 on the destination of memcpy.
17635 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17637 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17638 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17639 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17641 2009-04-25 Jan Hubicka <jh@suse.cz>
17643 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17644 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17645 to be reached by different label than left.
17646 (update_eh_edges): Update comment; remove edge_to_remove if possible
17647 and return true if suceeded.
17648 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17649 (cleanup_eh): Compute sharing map.
17650 * except.c (remove_eh_handler_and_replace): Add argument if we should
17652 (remove_unreachable_regions): Update for label sharing.
17653 (label_to_region_map): Likewise.
17654 (get_next_region_sharing_label): New function.
17655 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17657 (remove_eh_handler): Update.
17658 (remove_eh_region_and_replace_by_outer_of): New function.
17659 * except.h (struct eh_region): Add next_region_sharing_label.
17660 (remove_eh_region_and_replace_by_outer_of,
17661 get_next_region_sharing_label): Declare.
17662 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17664 2009-04-25 Jan Hubicka <jh@suse.cz>
17666 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17667 insert code even if they are not critical.
17669 2009-04-25 Jan Hubicka <jh@suse.cz>
17671 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17672 (gimple_can_remove_branch_p): EH edges won't remove branch by
17674 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17675 updating of non-abnormal EH edges.
17676 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17677 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17678 (split_critical_edges): Split also edges where emitting code on them
17679 will lead to splitting later.
17681 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17682 H.J. Lu <hongjiu.lu@intel.com>
17685 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17686 the configured assembler supports fildq and fistpq mnemonics.
17687 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17688 * configure: Regenerated.
17689 * config.in: Ditto.
17691 * config/i386/i386.c (print_operand): Handle 'Z'.
17692 ['z']: Remove handling of special fild/fist suffixes.
17693 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17694 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17695 suffix of fild insn.
17696 (*floatsi<mode>2_vector_mixed): Ditto.
17697 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17698 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17699 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17700 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17701 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17703 2009-04-25 Ben Elliston <bje@au.ibm.com>
17705 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17706 the source of a set operation.
17708 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17710 * target.h (struct gcc_target): Add case_values_threshold field.
17711 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17712 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17713 * targhooks.c (default_case_values_threshold): New function.
17714 * targhooks.h (default_case_values_threshold): Declare function.
17715 * stmt.c (expand_case): Use case_values_threshold target hook.
17716 * expr.h (case_values_threshold): Remove declartation.
17717 * expr.c (case_values_threshold): Remove function.
17718 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17720 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17721 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17722 (avr_case_values_threshold): Declare as static.
17723 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17725 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17726 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17727 (mn10300_case_values_threshold): New function.
17729 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17731 * ira.c (setup_cover_and_important_classes): Add enum cast.
17733 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17735 * genpreds.c (write_enum_constraint_num): Output definition of
17736 CONSTRAINT_NUM_DEFINED_P macro.
17737 * ira.c (setup_cover_and_important_classes): Use
17738 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17740 2009-04-24 DJ Delorie <dj@redhat.com>
17742 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17743 __SH2A_SINGLE_ONLY__ also.
17745 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17747 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17748 (movdf_internal): Ditto.
17749 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17750 SFmode and DFmode constants.
17751 (ia64_print_operand): Add 'G' format for printing
17752 floating point constants.
17754 2009-04-24 Richard Guenther <rguenther@suse.de>
17756 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17757 from unsigned additions.
17759 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17761 * c-typeck.c (set_init_index): Allow array designators that are
17762 not integer constant expressions with a pedwarn if pedantic.
17764 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17766 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17767 zero if no overlap in nonzero bits between the operands.
17769 2009-04-24 Ian Lance Taylor <iant@google.com>
17771 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17772 (record_dead_and_set_regs): Likewise.
17773 * df.h (struct df_mw_hardreg): Change flags field to int.
17774 (struct df_base_ref): Likewise.
17775 (struct df): Change changeable_flags field to int.
17776 * df-scan.c (df_defs_record): Change clobber_flags to int.
17777 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17778 constants rather than #define macros.
17779 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17780 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17781 (enum dwarf_calling_convention): Likewise.
17782 (enum dwarf_line_number_x_ops): Likewise.
17783 (enum dwarf_call_frame_info): Likewise.
17784 (enum dwarf_source_language): Likewise.
17785 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17786 (add_calling_convention_attribute): Likewise.
17787 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17788 (combine_comparisons): Change compcode to int. Add cast to enum type.
17789 * genrecog.c (maybe_both_true_2): Change c to int.
17790 (write_switch): Likewise. Add cast to enum type.
17791 * gimplify.c (gimplify_omp_for): Handle return values from
17792 gimplify_expr using MIN rather than bitwise or.
17793 (gimplify_expr): Add cast to enum type.
17794 * ipa-prop.c (update_jump_functions_after_inlining): Change
17795 IPA_BOTTOM to IPA_JF_UNKNOWN.
17796 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17797 Add casts to enum type.
17798 (setup_cover_and_important_classes): Change cl to int. Add casts
17800 (setup_class_translate): Change cl and mode to int.
17801 (ira_init_once): Change mode to int.
17802 (free_register_move_costs): Likewise.
17803 (setup_prohibited_mode_move_regs): Add casts to enum type.
17804 * langhooks.c (add_builtin_function_common): Rework assertion that
17805 value fits bitfield.
17806 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17807 * omega.c (omega_do_elimination): Avoid math on enum types.
17808 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17809 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17810 int local to handle integral_argment value.
17811 * regmove.c (try_auto_increment): Change PUT_MODE to
17813 * reload.c (push_secondary_reload): Add casts to enum type.
17814 (secondary_reload_class, find_valid_class): Likewise.
17815 * reload1.c (emit_input_reload_insns): Likewise.
17816 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17817 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17818 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17820 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17821 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17823 (expand_complex_libcall): Add casts to enum type.
17824 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17825 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17826 with ERROR_MARK, not NUM_TREE_CODES.
17827 (vect_create_epilog_for_reduction): Likewise.
17828 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17829 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17830 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17832 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17833 vect_unused_in_loop. Change 0 to loop_vect.
17834 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17835 * var-tracking.c (get_init_value): Change return type to enum
17837 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17838 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17840 (arm_override_options): Add casts to enum type.
17841 (arm_emit_tls_decoration): Likewise.
17842 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17844 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17845 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17846 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17848 * config/s390/s390.c (code_for_builtin_64): Change to array of
17850 (code_for_builtin_31): Likewise.
17851 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17853 * config/sparc/sparc.c (sparc_override_options): Change value
17854 field in struct code_model to enum cmodel. In initializer change
17855 0 to NULL and add cast to enum type.
17857 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17858 Change all callers. Issue a -Wc++-compat warning using
17859 lhs_origtype if necessary.
17860 (convert_for_assignment): Issue -Wc++-compat warnings about
17861 invalid conversions to enum type on assignment.
17862 * c-common.h (build_modify_expr): Update declaration.
17864 2009-04-24 Nick Clifton <nickc@redhat.com>
17866 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17867 (function_arg_advance): Likewise.
17868 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17871 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17873 * config/s390/constraints.md ('I', 'J'): Fix condition.
17875 2009-04-24 Diego Novillo <dnovillo@google.com>
17877 * gengtype-parse.c (parse_error): Add newline after message.
17879 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17881 * config/i386/sse.md (avxmodesuffixs): Removed.
17882 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17883 (*avx_pinsr<ssevecsize>): This.
17885 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17887 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17888 follow chains of regs with a single definition, and allow expressions
17889 that are function_invariant_p.
17890 (simple_rhs_p): Allow expressions that are function_invariant_p.
17892 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17894 PR middle-end/39867
17895 * fold-const.c (fold_cond_expr_with_comparison): When folding
17896 > and >= to MAX, make sure the MAX uses the same type as the
17897 comparison's operands.
17899 2009-04-24 Nick Clifton <nickc@redhat.com>
17901 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17902 addressing for DImode accesses.
17903 (frv_print_operand_address): Handle PLUS case.
17904 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17906 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17908 PR rtl-optimization/39794
17909 * alias.c (canon_true_dependence): Add x_addr argument.
17910 * rtl.h (canon_true_dependence): Adjust prototype.
17911 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17912 * cselib.c (cselib_invalidate_mem): Likewise.
17913 * gcse.c (compute_transp): Likewise.
17914 * dse.c (scan_reads_nospill): Likewise.
17915 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17916 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17917 canon_base_addr of the group, plus optional offset.
17918 (struct group_info): Rename canon_base_mem to
17920 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17921 canon_rtx of base_mem.
17923 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17925 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17926 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17928 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17930 * config/spu/spu-builtins.h: Delete file.
17932 * config/spu/spu.h (enum spu_builtin_type): Move here from
17934 (struct spu_builtin_description): Likewise. Add GTY marker.
17935 Do not use enum spu_function_code or enum insn_code.
17936 (spu_builtins): Add extern declaration.
17938 * config/spu/spu.c: Do not include "spu-builtins.h".
17939 (enum spu_function_code, enum spu_builtin_type_index,
17940 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17941 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17942 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17943 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17944 (spu_builtin_types): Make static. Add GTY marker.
17945 (spu_builtins): Add extern declaration with GTY marker.
17946 Include "gt-spu.h".
17948 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17949 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17950 Check programmatically whether all parameters are scalar.
17952 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17954 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17956 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17957 assignment from the constructor either if the target is volatile.
17959 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17961 * config/arm/arm.md (insv): Do not share operands[0].
17963 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17965 * config/vxlib-tls.c (active_tls_threads): Delete.
17966 (delete_hook_installed): New.
17967 (tls_delete_hook): Don't delete the delete hook.
17968 (tls_destructor): Delete it here.
17969 (__gthread_set_specific): Adjust installing the delete hook.
17970 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17971 __gthread_leave_tsd_dtor_context.
17973 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17975 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17977 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17979 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17981 (alpha_rtx_costs): Ditto.
17982 (emit_unlikely_jump): Use add_reg_note.
17983 (emit_frame_store_1): Ditto.
17984 (alpha_expand_prologue): Ditto.
17985 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17986 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17988 2009-04-23 Nick Clifton <nickc@redhat.com>
17990 * config/v850/v850.md (epilogue): Remove suppressed code.
17991 (return): Rename to return_simple and remove test of frame size.
17992 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17993 to gen_return_simple.
17995 2009-04-22 Jing Yu <jingyu@google.com>
17998 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18000 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18003 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18004 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18005 value is a VECTOR_CST, the element type is the element type of the
18008 2009-04-22 DJ Delorie <dj@redhat.com>
18010 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18012 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18014 * alias.c (find_base_term): Move around LO_SUM case, so that
18015 CONST falls through into PLUS/MINUS handling.
18018 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18019 into 0, use omit_one_operand.
18021 2009-04-23 Ben Elliston <bje@au.ibm.com>
18023 * config/rs6000/linux-unwind.h (get_regs): Remove type
18024 puns. Change the type of `pc' to an array of unsigned ints and
18025 update all users. Constify frame24.
18027 2009-04-22 DJ Delorie <dj@redhat.com>
18029 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18030 declarations before code.
18031 (current_function_special_page_vector): Likewise.
18032 (m32c_expand_insv): Silence a warning.
18034 2009-04-21 Taras Glek <tglek@mozilla.com>
18036 * alias.c: Update GTY annotations to new syntax.
18037 * basic-block.h: Likewise.
18038 * bitmap.h: Likewise.
18039 * c-common.h: Likewise.
18040 * c-decl.c: Likewise.
18041 * c-parser.c: Likewise.
18042 * c-pragma.c: Likewise.
18043 * c-tree.h: Likewise.
18044 * cfgloop.h: Likewise.
18045 * cgraph.h: Likewise.
18046 * config/alpha/alpha.c: Likewise.
18047 * config/arm/arm.h: Likewise.
18048 * config/avr/avr.h: Likewise.
18049 * config/bfin/bfin.c: Likewise.
18050 * config/cris/cris.c: Likewise.
18051 * config/darwin.c: Likewise.
18052 * config/frv/frv.c: Likewise.
18053 * config/i386/i386.c: Likewise.
18054 * config/i386/i386.h: Likewise.
18055 * config/i386/winnt.c: Likewise.
18056 * config/ia64/ia64.h: Likewise.
18057 * config/iq2000/iq2000.c: Likewise.
18058 * config/mips/mips.c: Likewise.
18059 * config/mmix/mmix.h: Likewise.
18060 * config/pa/pa.c: Likewise.
18061 * config/pa/pa.h: Likewise.
18062 * config/rs6000/rs6000.c: Likewise.
18063 * config/s390/s390.c: Likewise.
18064 * config/sparc/sparc.c: Likewise.
18065 * config/xtensa/xtensa.c: Likewise.
18066 * cselib.h: Likewise.
18067 * dbxout.c: Likewise.
18068 * dwarf2out.c: Likewise.
18069 * except.c: Likewise.
18070 * except.h: Likewise.
18071 * fixed-value.h: Likewise.
18072 * function.c: Likewise.
18073 * function.h: Likewise.
18074 * gimple.h: Likewise.
18075 * integrate.c: Likewise.
18076 * optabs.c: Likewise.
18077 * output.h: Likewise.
18078 * real.h: Likewise.
18080 * stringpool.c: Likewise.
18081 * tree-data-ref.c: Likewise.
18082 * tree-flow.h: Likewise.
18083 * tree-scalar-evolution.c: Likewise.
18084 * tree-ssa-address.c: Likewise.
18085 * tree-ssa-alias.h: Likewise.
18086 * tree-ssa-operands.h: Likewise.
18087 * tree.c: Likewise.
18088 * tree.h: Likewise.
18089 * varasm.c: Likewise.
18090 * varray.h: Likewise.
18092 * coretypes.h: Do not define GTY macro if it is already defined.
18093 * doc/gty.texi: Update GTY documentation to new syntax.
18094 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18095 annotations on structs.
18096 * gengtype-parse.c: Likewise.
18098 2009-04-22 Mark Heffernan <meheff@google.com>
18100 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18102 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18104 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18107 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18109 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18110 the same as a PLUS without a shift. Increase the cost of a
18113 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18115 * Makefile.in: Update dependencies.
18116 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18117 * errors.h: Remove bogus comment about compatibility.
18118 (warning): Update declaration.
18119 * genautomata.c: Update all calls to warning.
18120 * gimple.c: Do not include errors.h. Include toplev.h.
18121 * tree-ssa-structalias.c: Do not include errors.h.
18122 * omega.c: Likewise.
18123 * tree-ssa-reassoc.c: Likewise.
18124 * config/spu/spu-c.c: Likewise.
18125 * config/spu/t-spu-elf: Update dependencies.
18127 2009-04-22 Richard Guenther <rguenther@suse.de>
18129 PR tree-optimization/39824
18130 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18131 make sure the types are compatible.
18133 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18136 * c-common.c (c_parse_error): Take a token_flags parameter.
18137 Use token_type for the token type instead.
18138 Pass token_flags to cpp_type2name.
18139 * c-common.h (c_parse_error): Update declaration.
18140 * c-parser.c (c_parser_error): Pass 0 as token flags.
18142 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18144 PR rtl-optimization/39580
18145 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18147 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18149 * function.c (expand_function_end): Do not emit a jump to the "naked"
18150 return label for fall-through returns.
18151 * except.c (sjlj_emit_function_exit): Always place the call to the
18152 unregister function at the location installed by expand_function_end.
18154 2009-04-22 Richard Guenther <rguenther@suse.de>
18156 PR tree-optimization/39845
18157 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18158 (gen_inbound_check): Likewise.
18160 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18162 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18164 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18165 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18167 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18169 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18170 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18171 shift counts to avoid out-of-bounds array accesses.
18173 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18175 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18176 (Pmode): Move above.
18178 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18180 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18181 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18182 GET_CODE macro. Use IN_RANGE macro where appropriate.
18183 * config/alpha/alpha.h: Ditto.
18184 * config/alpha/alpha.md: Ditto.
18185 * config/alpha/constraints.md: Ditto.
18186 * config/alpha/predicates.md: Ditto.
18188 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18190 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18191 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18192 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18193 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18194 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18195 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18196 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18197 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18198 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18199 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18200 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18201 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18202 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18203 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18204 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18205 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18206 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18207 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18208 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18209 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18210 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18211 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18212 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18213 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18214 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18215 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18216 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18218 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18220 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18221 references from comments.
18222 * cfgbuild.c: (count_basic_blocks): Delete.
18223 (find_basic_blocks_1): Delete.
18224 (find_basic_blocks): Delete.
18225 * except.c (finish_eh_generation): Make static. Move comment from
18226 except.h here. Remove find_basic_blocks references from comments.
18227 * except.h (finish_eh_generation): Delete.
18228 * basic-block.h (find_basic_blocks): Delete.
18229 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18231 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18233 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18234 (sdbout_parms): Likewise.
18236 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18238 * config/sh/sh.c (prepare_cbranch_operands): Use
18239 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18240 (expand_cbranchdi4): Likewise.
18241 (from_compare): Add cast to enum type.
18242 (expand_cbranchsi4): Use add_reg_note.
18243 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18244 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18245 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18246 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18247 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18248 instead of CODE_FOR_nothing.
18249 (cbranchdi4): Likewise. Fix the order of arguments for
18251 (push_fpscr): Use add_reg_note.
18252 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18253 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18255 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18257 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18258 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18259 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18260 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18261 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18262 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18263 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18264 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18265 config/alpha/x-vms, config/arc/t-arc,
18266 config/arm/README-interworking, config/arm/arm-c.c,
18267 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18268 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18269 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18270 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18271 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18272 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18273 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18274 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18275 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18276 config/cris/t-elfmulti, config/crx/t-crx,
18277 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18278 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18279 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18280 config/h8300/t-h8300, config/i386/athlon.md,
18281 config/i386/darwin-libgcc.10.4.ver,
18282 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18283 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18284 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18285 config/i386/t-linux64, config/i386/t-nwld,
18286 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18287 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18288 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18289 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18290 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18291 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18292 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18293 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18294 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18295 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18296 config/m68k/t-uclinux, config/mcore/t-mcore,
18297 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18298 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18299 config/mips/crtn.asm, config/mips/irix-crti.asm,
18300 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18301 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18302 config/mips/mips-fixed.md, config/mips/sb1.md,
18303 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18304 config/mips/t-iris6, config/mips/t-isa3264,
18305 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18306 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18307 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18308 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18309 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18310 config/mn10300/t-linux, config/mn10300/t-mn10300,
18311 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18312 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18313 config/picochip/libgccExtras/clzsi2.asm,
18314 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18315 config/rs6000/darwin-libgcc.10.4.ver,
18316 config/rs6000/darwin-libgcc.10.5.ver,
18317 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18318 config/rs6000/t-aix43, config/rs6000/t-aix52,
18319 config/rs6000/t-darwin, config/rs6000/t-fprules,
18320 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18321 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18322 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18323 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18324 config/rs6000/t-rtems, config/rs6000/t-spe,
18325 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18326 config/score/t-score-elf, config/sh/divcost-analysis,
18327 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18328 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18329 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18330 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18331 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18332 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18333 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18334 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18335 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18336 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18337 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18338 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18339 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18340 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18341 * config/h8300/genmova.sh: Include copyright and license notices
18342 in generated output.
18343 * config/h8300/mova.md: Regenerate.
18344 * doc/install.texi2html: Include word "Copyright" in copyright
18345 notice and use name "Free Software Foundation, Inc.".
18346 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18347 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18348 ChangeLog-2007, ChangeLog-2008: Correct dates.
18350 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18352 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18353 NE_EXPR operations as well.
18354 * c-parser.c (c_parser_condition): Do not set location information on
18356 (c_parser_conditional_expression): Likewise.
18357 (c_parser_binary_expression): Set location information on operators.
18358 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18359 TRUTH_NOT_EXPR has been folded.
18360 * fold-const.c (fold_truth_not_expr): Copy location information from
18361 the incoming expression to the outgoing one.
18362 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18363 recursive calls on the LHS of the operator but pass that of the
18364 operator to recursive calls on the RHS of the operator. Set it
18366 (shortcut_cond_expr): Set the locus of the operator on the second
18367 COND_EXPR and that of the expression on the first in degenerate cases.
18368 Pass the locus of the expression to calls to shortcut_cond_r.
18369 Set the locus of the 'then' block on the associated jump, if any.
18370 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18371 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18372 expression to call to gimplify_boolean_expr.
18374 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18376 * config.gcc: Add additional configuration for
18377 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18378 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18379 (CPP_SPEC): Redefine for allowing -municode option.
18380 (STARTFILE_SPEC): Likewise.
18381 * config/i386/t-mingw-w64: New.
18382 * config/i386/mingw-w64.opt: New.
18383 (municode): Add new target option.
18384 * doc/invoke.texi (municode): Add documentation for new option.
18386 2009-04-21 Ian Lance Taylor <iant@google.com>
18388 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18389 Correct test for number of arguments.
18390 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18392 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18394 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18395 argument of emit_library_call.
18397 2009-04-21 Richard Guenther <rguenther@suse.de>
18399 PR middle-end/39829
18400 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18401 inside VIEW_CONVERT_EXPRs.
18403 2009-04-21 Martin Jambor <mjambor@suse.cz>
18405 * tree-switch-conversion.c (build_constructors): Split a long line.
18406 (constructor_contains_same_values_p): New function.
18407 (build_one_array): Create assigns of constants if possible, do not
18408 call mark_sym_for_renaming, call update_stmt.
18409 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18410 make_rename_temp. Do not call mark_symbols_for_renaming, call
18412 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18413 find_new_referenced_vars, call update_stmt.
18414 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18415 instead of calling make_rename_temp. Do not call
18416 find_new_referenced_vars or mark_symbols_for_renaming, call
18419 2009-04-21 Richard Guenther <rguenther@suse.de>
18421 PR tree-optimization/39827
18422 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18423 (tree_ssa_phiprop): Pass the correct array size.
18425 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18427 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18429 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18432 * c-typeck.c (lvalue_p): Move declaration ...
18433 * c-common.h (lvalue_p): ... to here.
18434 * c-common.c (candidate_equal_p): New.
18435 (add_tlist): Use it.
18436 (merge_tlist): Use it.
18437 (warn_for_collisions_1): Likewise.
18438 (warning_candidate_p): Accept more candidates.
18439 (verify_tree): A warning candidate can be an expression. Use
18442 2009-04-21 Ben Elliston <bje@au.ibm.com>
18445 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18446 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18447 options. Remove -mcall-solaris documentation.
18449 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18452 * doc/invoke.texi (-Wlong-long): Update description.
18453 * c-lex (interpret_integer): Only warn if there was no previous
18454 overflow and -Wlong-long is enabled.
18455 * c-decl.c (declspecs_add_type): Drop redundant flags.
18456 * c.opt (Wlong-long): Init to -1.
18457 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18458 and front-end warn_long_long. Wlong-long only depends on other
18459 flags if it is uninitialized.
18460 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18461 the same for CPP and FE.
18462 (restore_extension_diagnostics): Likewise.
18464 2009-04-20 Ian Lance Taylor <iant@google.com>
18466 Fix enum conversions which are invalid in C++:
18467 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18468 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18469 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18470 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18471 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18472 (dbxout_parms): Likewise.
18473 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18474 (df_clear_flags): Likewise.
18475 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18476 top_flag parameter to int.
18477 (df_chain_create_bb_process_use): Likewise.
18478 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18480 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18481 (df_ref_create_structure, df_def_record_1): Likewise.
18482 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18483 (df_notes_rescan): Change 0 to VOIDmode in function call.
18484 (df_get_call_refs, df_insn_refs_collect): Likewise.
18485 (df_bb_regs_collect): Likewise.
18486 (df_entry_block_defs_collect): Likewise.
18487 (df_exit_block_uses_collect): Likewise.
18488 * df.h: Update declarations.
18489 * double-int.c (double_int_divmod): Add cast to enum type.
18490 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18491 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18492 (based_loc_descr): Likewise.
18493 (loc_descriptor_from_tree_1): Change first_op and second_op to
18494 enum dwarf_location_atom. Add cast to enum type.
18495 * expmed.c (init_expmed): Change 0 to SET in function call.
18496 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18497 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18498 (do_store_flag): Likewise.
18499 * fixed-value.h (struct fixed_value): Change mode to enum
18501 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18502 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18504 (insert_insn_decl, insert_decl, insert_state): Likewise.
18505 (automata_list_finish): Likewise.
18506 * genrecog.c (process_define_predicate): Add cast to enum type.
18507 * gensupport.c (init_predicate_table): Add cast to enum type.
18508 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18510 (gimple_build_call_1, gimple_build_label): Likewise.
18511 (gimple_build_goto, gimple_build_asm_1): Likewise.
18512 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18513 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18514 (enum fallback): Rename from enum fallback_t.
18515 (fallback_t): Typedef as int.
18516 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18517 GSI_SAME_STMT in function call.
18518 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18520 (setup_reg_class_relations): Likewise.
18521 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18522 (setup_prohibited_class_mode_regs): Add cast to enum type.
18523 (setup_prohibited_mode_move_regs): Likewise.
18524 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18525 (record_address_regs): Change i to enum reg_class.
18526 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18527 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18528 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18529 (GET_MODE_2XWIDER_MODE): Likewise.
18530 (GET_CLASS_NARROWEST_MODE): Likewise.
18531 * omp-low.c (expand_omp_for): Add cast to enum type.
18532 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18533 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18534 * postreload.c (reload_cse_simplify_operands): Change rclass local
18536 * predict.c (combine_predictions_for_insn): Change best_predictor
18537 and predictor to enum br_predictor.
18538 (combine_predictions_for_bb): Likewise.
18539 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18540 use SET_PREDICT_EXPR_OUTCOME.
18541 * real.c (real_arithmetic): Change icode to code in function call.
18542 * reginfo.c (init_move_cost): Add casts to enum type.
18543 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18544 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18546 * reload.c (find_valid_class): Add casts to enum type.
18547 (push_reload): Change 0 to NO_REGS in function call.
18548 (find_reloads): Change this_alternative to array of enum
18549 reg_class. Remove some now-unnecessary casts.
18550 (make_memloc): Change 0 to VOIDmode in function call.
18551 * reload1.c (reload): Change 0 to VOIDmode in function call.
18552 (eliminate_regs_1, elimination_effects): Likewise.
18553 (eliminate_regs_in_insn): Likewise.
18554 (emit_input_reload_insns): Add cast to enum type.
18555 (delete_output_reload): Change 0 to VOIDmode in function call.
18556 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18557 to enum type in function call.
18558 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18559 (SET_PREDICT_EXPR_OUTCOME): Define.
18560 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18561 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18562 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18563 (dump_function): Likewise.
18564 * tree-dump.h: Update declarations.
18565 * tree-pass.h: Update declarations.
18566 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18567 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18569 (arm_rtx_costs_1): Correct parenthesization.
18570 (arm_rtx_costs): Add casts to enum type.
18571 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18572 (vfp_emit_fstmd): Use add_rg_note.
18573 (emit_multi_reg_push, emit_sfm): Likewise.
18574 (thumb_set_frame_pointer): Likewise.
18575 (arm_expand_prologue): Likewise.
18576 (arm_regno_class): Change return type to enum reg_class.
18577 (thumb1_expand_prologue): Use add_reg_note.
18578 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18579 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18581 * config/arm/gentune.sh: Add cast to enum type.
18582 * config/arm/arm-tune.md: Rebuild.
18583 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18584 (ix86_split_fp_branch, predict_jump): Likewise.
18585 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18586 insn_code to enum rtx_code.
18587 (ix86_builtin_vectorized_function): Add cast to enum type.
18588 * config/i386/i386.md (truncdfsf2): Change slot to enum
18590 (truncxf<mode>2, isinf<mode>2): Likewise.
18591 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18593 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18594 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18595 (insert_bundle_state): Change 1 to INSERT in function call.
18596 (ia64_add_bundle_selector_before): Likewise.
18597 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18598 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18599 (restore_stack_nonlocal): Likewise.
18600 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18602 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18604 (mips_rtx_costs): Likewise.
18605 (mips_override_options): Add casts to enum type.
18606 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18608 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18609 (store_reg, set_reg_plus_d): Likewise.
18610 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18611 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18613 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18615 (emit_unlikely_jump): Use add_reg_note.
18616 (rs6000_emit_allocate_stack): Likewise.
18617 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18618 (output_toc): Change 1 to INSERT in function call.
18619 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18620 (rs6000_initialize_trampoline): Likewise.
18621 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18623 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18624 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18625 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18626 (save_gprs): Use add_reg_note.
18627 (s390_emit_prologue): Likewise.
18628 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18629 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18630 (sparc_fold_builtin): Add cast to enum type.
18631 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18633 (spu_expand_prologue): Use add_reg_note.
18634 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18636 2009-04-20 Ian Lance Taylor <iant@google.com>
18638 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18639 (c_parser_postfix_expression_after_primary): Get VEC for list of
18640 arguments. Get original types of arguments. Call
18641 build_function_call_vec.
18642 (cached_expr_list_1, cached_expr_list_2): New static variables.
18643 (c_parser_expr_list): Change return type to VEC *. Add
18644 p_orig_types parameter. Change all callers.
18645 (c_parser_release_expr): New static function.
18646 (c_parser_vec_to_tree_list): New static function.
18647 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18648 call build_function_call_vec.
18649 (build_function_call_vec): New function, based on old
18650 build_function_call.
18651 (convert_arguments): Remove nargs and argarray parameters. Change
18652 values to a VEC. Add origtypes parameter.
18653 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18654 (convert_for_assignment): Add origtype parameter. Change all
18655 callers. If warn_cxx_compat, check for conversion to an enum
18656 type when calling a function.
18657 (store_init_value): Add origtype parameter. Change all callers.
18658 (digest_init): Likewise.
18659 (struct init_node): Add origtype field.
18660 (add_pending_init): Add origtype parameter. Change all callers.
18661 (output_init_element): Likewise.
18662 (output_pending_init_elements): Pass origtype from init_node to
18663 output_init_element.
18664 (process_init_element): Pass origtype from c_expr to
18665 output_init_element.
18666 (c_finish_return): Add origtype parameter. Change all callers.
18667 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18669 (sync_resolve_params): Likewise.
18670 (sync_resolve_return): Change params to first_param. Change caller.
18671 (resolve_overloaded_builtins): Change params to VEC *. Change
18672 callers. Save first parameter around call to build_function_call_vec.
18673 * c-decl.c (finish_decl): Add origtype parameter. Change all
18674 callers. Call build_function_call_vec rather than
18675 build_function_call for cleanup.
18676 * c-tree.h: Update declarations.
18677 * c-common.h: Update declarations.
18678 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18679 params to first_param.
18680 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18681 params parameter from tree to void *.
18682 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18683 Change arglist parameter to have type void *, and to be a pointer
18685 * config/rs6000/rs6000-protos.h
18686 (altivec_resolve_overloaded_builtin): Update declaration.
18687 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18688 fnargs parameter to have type void *, and to be a pointer to a
18689 VEC. Call build_function_call_vec instead of
18690 build_function_call.
18691 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18693 2009-04-20 Joey Ye <joey.ye@intel.com>
18694 Xuepeng Guo <xuepeng.guo@intel.com>
18695 H.J. Lu <hongjiu.lu@intel.com>
18697 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18699 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18700 (IX86_LEA_PRIORITY): Likewise.
18701 (distance_non_agu_define): New function.
18702 (distance_agu_use): Likewise.
18703 (ix86_lea_for_add_ok): Likewise.
18704 (ix86_dep_by_shift_count): Likewise.
18706 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18707 should split for LEA.
18709 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18711 (ix86_dep_by_shift_count): Likewise.
18713 2009-04-20 Richard Guenther <rguenther@suse.de>
18715 * expr.c (handled_component_p): Move ...
18716 * tree.h (handled_component_p): ... here.
18717 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18718 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18719 and REALPART_EXPR to be in one group.
18721 2009-04-20 Richard Guenther <rguenther@suse.de>
18723 * basic-block.h (get_all_dominated_blocks): Declare.
18724 * dominance.c (get_all_dominated_blocks): New function.
18725 * tree-cfg.c (get_all_dominated_blocks): Remove.
18726 (remove_edge_and_dominated_blocks): Adjust.
18727 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18728 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18729 instead of recursing.
18731 2009-04-20 Doug Kwan <dougkwan@google.com>
18733 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18734 (struct cgraph_node_set_def): New type.
18735 (cgraph_node_set) New type. Also declare vector functions.
18736 (struct cgraph_node_set_element_def): New type.
18737 (cgraph_node_set_element): Ditto.
18738 (cgraph_node_set_iterator): New iterator type.
18739 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18740 cgraph_node_set_remove, dump_cgraph_node_set,
18741 debug_cgraph_node_set): New prototypes.
18742 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18743 cgraph_node_set_size): New inlines.
18744 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18745 including cgraph.h.
18746 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18747 argument to function 'write_summary'.
18748 * ipa.c: Include ggc.h.
18749 (hash_cgraph_node_set_element,
18750 eq_cgraph_node_set_element, cgraph_node_set_new,
18751 cgraph_node_set_add, cgraph_node_set_remove,
18752 cgraph_node_set_find, dump_cgraph_node_set,
18753 debug_cgraph_node_set): New functions.
18754 * Makefile.in (ipa.o): Add dependency on GGC_H.
18756 2009-04-20 Ira Rosen <irar@il.ibm.com>
18758 PR tree-optimization/39675
18759 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18760 check of the return code of vect_schedule_slp. Check that
18761 stmt_vec_info still exists for the statement, before checking its
18762 vectorization type.
18764 2009-04-20 Michael Matz <matz@suse.de>
18766 * Makefile.in (generated_files): Take out $(simple_generated_c).
18768 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18770 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18771 (UINTPTR_TYPE): Likewise.
18773 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18776 * c-typeck.c (digest_init): Check for initializing an array with a
18779 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18782 * c-semantics.c (pop_stmt_list): Propagate
18783 STATEMENT_LIST_HAS_LABEL to parent statement list.
18785 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18787 * config/mips/mips.h (mips_tune_attr): New macro.
18788 * config/mips/mips.md (cpu): Use it.
18790 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18793 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18796 2009-04-19 Diego Novillo <dnovillo@google.com>
18798 * toplev.c (compile_file): Move call to coverage_finish ...
18799 * cgraphunit.c (ipa_passes): ... here.
18800 Call cgraph_process_new_functions.
18801 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18802 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18804 2009-04-19 Jan Hubicka <jh@suse.cz>
18806 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18808 (dump_cgraph_node): Dump can throw external flag.
18809 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18811 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18815 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18816 * common.opt (Wlogical-op): Move from here...
18817 * c.opt (Wlogical-op): ... to here.
18818 * c-typeck.c (parser_build_binary_op): Update call to
18819 warn_logical_operator.
18820 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18822 * c-common.c (warn_logical_op): Update.
18823 * c-common.h (warn_logical_op): Update declaration.
18825 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18827 * tree.c (protected_set_expr_location): Fix formatting.
18829 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18832 * c-typeck.c (readonly_warning): new.
18833 (build_unary_op, build_modify_expr): Use readonly_warning for
18834 storing into something readonly but not const-qualified.
18836 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18839 * c-typeck.c (build_unary_op): Check for taking address of
18840 expression of type void.
18842 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18845 * c-typeck.c (build_function_call): Check for calling a function
18846 with qualified void return types. Call require_complete_type when
18849 2009-04-18 Jan Hubicka <jh@suse.cz>
18851 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18853 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18854 can_throw_external flag.
18855 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18856 * ipa-pure-const.c (ignore_edge): New function.
18857 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18858 only over can_throw_external edges.
18859 (local_pure_const): Add nothrow flag.
18860 * ipa-utils.c (searchc): Add ignore_edge callback.
18861 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18862 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18863 (set_nothrow_function_flags): Update cgraph.
18864 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18866 2009-04-18 Richard Guenther <rguenther@suse.de>
18868 PR middle-end/39804
18869 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18870 (fold_stmt): ... this and ...
18871 (fold_stmt_inplace): ... this.
18872 (fold_stmt_1): Fold references in calls and asms.
18873 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18875 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18877 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18878 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18880 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18882 * tree.c (function_args_count): Remove.
18883 * tree.h: Remove the prototype for function_args_count.
18885 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18887 * tree-iterator.c (expr_only): Remove.
18888 * tree.h: Remove the prototype for expr_only.
18890 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18892 * reginfo.c (cannot_change_mode_set_regs): Remove.
18893 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18895 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18897 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18898 whether operands 0 and 1 overlaps.
18900 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18902 PR middle-end/36902
18903 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18904 pointer. Use warning_at instead of warning.
18905 (search_for_addr_array): Likewise.
18906 (check_array_bounds): Likewise.
18907 (check_all_array_refs): Check that the incoming edge is not in the
18908 list of edges to be removed.
18909 (check_all_array_refs): Avoid the temporal pointer.
18910 (vrp_visit_cond_stmt): Fix typo.
18911 (simplify_switch_using_ranges): Handle the case where the switch
18912 index is an integer constant.
18914 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18916 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18918 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18920 * doc/extend.texi, doc/invoke.texi: Fix typos.
18922 2009-04-17 Cary Coutant <ccoutant@google.com>
18924 * tree-flow-inline.h (get_lineno): Fix inverted test.
18926 2009-04-17 Diego Novillo <dnovillo@google.com>
18928 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18929 assertion for AVAIL_OUT.
18931 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18934 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18935 * config/sh/linux-atomic.asm: Likewise.
18937 2009-04-17 Diego Novillo <dnovillo@google.com>
18939 * except.c (debug_eh_tree): New.
18940 (struct eh_region, struct eh_status): Move ...
18941 * except.h: ... here.
18942 (add_type_for_runtime): Declare extern.
18943 (lookup_type_for_runtime): Likewise.
18944 (debug_eh_tree): Declare.
18945 * Makefile.in (GTFILES): List except.h before except.c
18947 2009-04-17 Diego Novillo <dnovillo@google.com>
18949 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18950 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18951 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18952 (find_vars_r): ... here.
18953 * tree-flow.h (find_referenced_vars_in): Declare.
18954 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18955 that AVAIL_OUT exists for BLOCK.
18956 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18957 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18958 (tree-parloops.o): Likewise.
18960 2009-04-17 Simon Baldwin <simonb@google.com>
18962 * toplev.c (default_tree_printer): Add handling for %E format.
18964 2009-04-17 Diego Novillo <dnovillo@google.com>
18966 * tree-pretty-print.c (dump_generic_node): Add break after
18967 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18968 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18969 FUNCTION_TYPE together. Call print_struct_decl when printing
18970 structures and TDF_SLIM is not given.
18971 (print_struct_decl): Fix logic for detecting recursion.
18973 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18976 * gcc.c (create_at_file): New.
18977 (compile_input_file_p): New.
18978 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18979 * main.c (main): Update call to toplev_main.
18980 * toplev.c (toplev_main): Change signature. Call expandargv.
18981 * toplev.h (toplev_main): Change signature.
18983 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18985 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18986 if the latter is not constant.
18988 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18990 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18992 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18994 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18995 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18997 2009-04-17 Richard Guenther <rguenther@suse.de>
18999 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19000 Handle component references view-converting an invariant address.
19002 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19004 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19005 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19006 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19007 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19008 Use @deftypevr rather than @deftypevar.
19010 2009-04-17 Richard Guenther <rguenther@suse.de>
19012 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19013 (get_prop_source_stmt): Likewise.
19014 (can_propagate_from): Likewise.
19016 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19018 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19019 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19020 (--with-multilib-list): Add default value.
19021 * configure: Regenerate.
19022 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19023 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19024 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19025 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19026 Don't add default cpu to multilib list unnecessarily, but do enable
19027 the relevant compiler option..
19028 Add support for --with-multilib-list=<blank> and
19029 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19030 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19031 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19032 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19033 TM_MULTILIB_CONFIG.
19034 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19035 (MULTILIB_OSDIRNAMES): New variable.
19036 * config/sh/t-1e: Delete file.
19037 * config/sh/t-mlib-sh1: Delete file.
19038 * config/sh/t-mlib-sh2: Delete file.
19039 * config/sh/t-mlib-sh2a: Delete file.
19040 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19041 * config/sh/t-mlib-sh2a-single: Delete file.
19042 * config/sh/t-mlib-sh2a-single-only: Delete file.
19043 * config/sh/t-mlib-sh2e: Delete file.
19044 * config/sh/t-mlib-sh3e: Delete file.
19045 * config/sh/t-mlib-sh4: Delete file.
19046 * config/sh/t-mlib-sh4-nofpu: Delete file.
19047 * config/sh/t-mlib-sh4-single: Delete file.
19048 * config/sh/t-mlib-sh4-single-only: Delete file.
19049 * config/sh/t-mlib-sh4a: Delete file.
19050 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19051 * config/sh/t-mlib-sh4a-single: Delete file.
19052 * config/sh/t-mlib-sh4a-single-only: Delete file.
19053 * config/sh/t-mlib-sh4al: Delete file.
19054 * config/sh/t-mlib-sh5-32media: Delete file.
19055 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19056 * config/sh/t-mlib-sh5-64media: Delete file.
19057 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19058 * config/sh/t-mlib-sh5-compact: Delete file.
19059 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19060 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19061 * doc/install.texi (Options specification): Add
19062 --with-multilib-list and --with-endian.
19064 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19066 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19068 (OBJS-common): Add plugin-version.o.
19069 (plugin-version.o): New.
19070 * gcc-plugin.h (plugin_gcc_version): New.
19071 (plugin_default_version_check): New.
19072 (plugin_init_func, plugin_init): Add version argument.
19073 * plugin-version.c: New.
19074 * plugin.c (str_plugin_gcc_version_name): New.
19075 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19076 pass it to the init function.
19077 (plugin_default_version_check): New.
19079 2009-04-17 Richard Guenther <rguenther@suse.de>
19081 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19082 for decl-vs-decl disambiguation.
19084 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19086 * config/s390/s390.h (s390_tune_attr): New macro definition.
19087 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19089 2009-04-17 Richard Guenther <rguenther@suse.de>
19091 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19092 (fold_stmt_r): Likewise.
19093 (maybe_fold_reference): New function.
19094 (fold_gimple_assign): Handle cases fold_stmt_r did.
19095 (fold_stmt): Do not use fold_stmt_r.
19096 (fold_stmt_inplace): Likewise.
19098 2009-04-17 Richard Guenther <rguenther@suse.de>
19100 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19101 (record_equivalences_from_stmt): Remove useless checks and
19103 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19104 the type is already suitable.
19106 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19108 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19110 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19112 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19113 (CMPtype): Define as __gcc_CMPtype.
19115 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19117 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19118 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19120 2009-04-17 Richard Guenther <rguenther@suse.de>
19122 PR tree-optimization/39746
19123 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19124 special-casing for builtins and static variable use/def.
19125 (call_may_clobber_ref_p_1): Likewise.
19127 2009-04-16 Ian Lance Taylor <iant@google.com>
19129 * df.h: Include "timevar.h".
19130 (struct df_problem): Change tv_id field to timevar_id_t.
19131 * tree-pass.h: Include "timevar.h".
19132 (struct opt_pass): Change tv_id field to timevar_id_t.
19133 * timevar.h (timevar_id_t): Define TV_NONE.
19134 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19135 TV_NONE rather than tv_id != 0.
19136 (execute_one_pass): Likewise.
19137 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19138 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19139 dependencies to $(TREE_PASS_H).
19140 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19142 (pass_branch_target_load_optimize2): Likewise.
19143 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19144 (pass_outof_cfg_layout_mode): Likewise.
19145 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19146 (pass_rebuild_cgraph_edges): Likewise.
19147 (pass_remove_cgraph_callee_edges): Likewise.
19148 * df-core.c (pass_df_initialize_opt): Likewise.
19149 (pass_df_initialize_no_opt): Likewise.
19150 (pass_df_finish): Likewise.
19151 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19152 * except.c (pass_set_nothrow_function_flags): Likewise.
19153 (pass_convert_to_eh_region_ranges): Likewise.
19154 * final.c (pass_compute_alignments): Likewise.
19155 * function.c (pass_instantiate_virtual_regs): Likewise.
19156 (pass_init_function): Likewise.
19157 (pass_leaf_regs): Likewise.
19158 (pass_match_asm_constraints): Likewise.
19159 * gimple-low.c (pass_lower_cf): Likewise.
19160 (pass_mark_used_blocks): Likewise.
19161 * init-regs.c (pass_initialize_regs): Likewise.
19162 * integrate.c (pass_initial_value_sets): Likewise.
19163 * ira.c (pass_ira): Likewise.
19164 * jump.c (pass_cleanup_barriers): Likewise.
19165 * omp-low.c (pass_expand_omp): Likewise.
19166 (pass_lower_omp): Likewise.
19167 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19168 * recog.c (pass_split_all_insns): Likewise.
19169 (pass_split_after_reload): Likewise.
19170 (pass_split_before_regstack): Likewise.
19171 (pass_split_before_sched2): Likewise.
19172 (pass_split_for_shorten_branches): Likewise.
19173 * reginfo.c (pass_reginfo_init): Likewise.
19174 (pass_subregs_of_mode_init): Likewise.
19175 (pass_subregs_of_mode_finish): Likewise.
19176 * passes.c (pass_postreload): Likewise.
19177 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19178 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19179 (pass_warn_function_return): Likewise.
19180 (pass_warn_function_noreturn): Likewise.
19181 * tree-complex.c (pass_lower_complex): Likewise.
19182 (pass_lower_complex_O0): Likewise.
19183 * tree-if-conv.c (pass_if_conversion): Likewise.
19184 * tree-into-ssa.c (pass_build_ssa): Likewise.
19185 * tree-mudflap.c (pass_mudflap_1): Likewise.
19186 (pass_mudflap_2): Likewise.
19187 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19188 (pass_mudflap_2): Likewise.
19189 * tree-nrv.c (pass_return_slot): Likewise.
19190 * tree-object-size.c (pass_object_sizes): Likewise.
19191 * tree-optimize.c (pass_all_optimizations): Likewise.
19192 (pass_early_local_passes): Likewise.
19193 (pass_all_early_optimizations): Likewise.
19194 (pass_cleanup_cfg): Likewise.
19195 (pass_cleanup_cfg_post_optimizing): Likewise.
19196 (pass_free_datastructures): Likewise.
19197 (pass_free_cfg_annotations): Likewise.
19198 (pass_fixup_cfg): Likewise.
19199 (pass_init_datastructures): Likewise.
19200 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19201 (pass_late_warn_uninitialized): Likewise.
19202 (pass_update_address_taken): Likewise.
19203 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19204 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19205 (pass_cse_sincos): Likewise.
19206 (pass_convert_to_rsqrt): Likewise.
19207 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19208 * tree-stdarg.c (pass_stdarg): Likewise.
19209 * tree-tailcall.c (pass_tail_recursion): Likewise.
19210 (pass_tail_calls): Likewise.
19211 * tree-vect-generic.c (pass_lower_vector): Likewise.
19212 (pass_lower_vector_ssa): Likewise.
19213 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19215 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19217 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19219 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19221 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19222 logical and signext.
19224 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19227 * config/sh/predicates.md (arith_operand): Check if the operand
19228 of TRUNCATE is a REG.
19230 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19232 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19233 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19235 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19237 * tree-iterator.c (tsi_split_statement_list_after,
19238 tsi_split_statement_list_before): Remove.
19239 * tree-iterator.h: Remove the prototypes for
19240 tsi_split_statement_list_after and tsi_split_statement_list_before.
19242 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19244 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19245 * tree-ssa-propagate.h: Remove the prototype for
19246 stmt_makes_single_load.
19248 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19250 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19251 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19253 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19255 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19257 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19259 * except.c (eh_region_outer_p): Remove.
19260 * except.h: Remove the prototype for eh_region_outer_p.
19262 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19264 * function.c (current_function_assembler_name): Remove.
19265 * function.h: Remove the prototype for
19266 current_function_assembler_name.
19268 2009-04-16 Ian Lance Taylor <iant@google.com>
19270 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19271 (add_reg_note): Call alloc_reg_note.
19272 * rtl.h (alloc_reg_note): Declare.
19273 * combine.c (try_combine): Use alloc_reg_note.
19274 (recog_for_combine, move_deaths): Likewise.
19275 (distribute_notes): Use alloc_reg_note and add_reg_note.
19276 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19277 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19278 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19280 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19282 PR rtl-optimization/39762
19283 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19284 ira_may_move_out_cost): Add comments about way of their usage.
19285 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19287 * ira-conflicts.c (process_regs_for_copy): Use function
19288 ira_get_register_move_cost instead of global
19289 ira_register_move_cost.
19291 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19292 color_pass, move_spill_restore, update_curr_costs): Ditto.
19294 * ira-lives.c (process_single_reg_class_operands): Ditto.
19296 * ira-emit.c (emit_move_list): Ditto.
19298 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19299 (record_reg_classes): Ditto. Use functions
19300 ira_get_register_move_cost and ira_get_may_move_cost instead of
19301 global vars ira_register_move_cost, ira_may_move_out_cost and
19302 ira_may_move_in_cost.
19303 (record_address_regs): Don't call ira_init_register_move_cost.
19304 Use function ira_get_may_move_cost instead of global
19305 ira_may_move_in_cost.
19306 (process_bb_node_for_hard_reg_moves): Use function
19307 ira_get_register_move_cost instead of global ira_register_move_cost.
19308 (ira_costs): Don't call ira_init_register_move_cost.
19310 2009-04-16 Richard Guenther <rguenther@suse.de>
19312 * tree-cfg.c (verify_gimple_assign_binary):
19313 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19314 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19315 (create_general_new_stmt): Note that this function is broken.
19317 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19319 * common.opt (fhelp): Add Var(help_flag).
19320 * gcc-plugin.h (plugin_info): Add help.
19321 * plugin.c (plugin_name_args): Add help.
19322 (register_plugin_info): Set plugin->help.
19323 (print_help_one_plugin): New.
19324 (print_plugins_help): New.
19325 * plugin.h (print_plugins_help): New.
19326 * toplev.c (toplev_main): Call print_plugins_help if needed.
19328 2009-04-16 Richard Guenther <rguenther@suse.de>
19330 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19331 (gimple_ior_addresses_taken_1): New function.
19332 (gimple_ior_addresses_taken): Likewise.
19333 * gimple.h (struct gimple_statement_with_ops_base): Remove
19334 addresses_taken member.
19335 (gimple_ior_addresses_taken): Declare.
19336 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19337 gimple_set_addresses_taken): Remove.
19338 * ipa-reference.c (mark_address): New function.
19339 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19340 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19341 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19342 (gimple_add_to_addresses_taken): Remove.
19343 (get_tmr_operands): Call mark_address_taken.
19344 (get_asm_expr_operands): Likewise.
19345 (get_expr_operands): Likewise.
19346 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19347 (free_stmt_operands): Do not free it.
19348 * tree-ssa.c (delete_tree_ssa): Likewise.
19349 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19351 2009-04-16 Richard Guenther <rguenther@suse.de>
19353 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19354 (walk_stmt_load_store_ops): Likewise.
19355 * gimple.c (get_base_loadstore): New function.
19356 (walk_stmt_load_store_addr_ops): Likewise.
19357 (walk_stmt_load_store_ops): Likewise.
19358 * ipa-pure-const.c (check_op): Simplify.
19359 (check_load, check_store): New functions.
19360 (check_stmt): Use walk_stmt_load_store_ops.
19361 * ipa-reference.c (mark_load): Adjust signature.
19362 (mark_store): Likewise.
19363 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19365 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19367 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19368 (plugin_info): New.
19369 * opts.c (common_handle_option): Don't call print_version.
19370 * plugin.c (plugin_name_args): Add version.
19371 (register_plugin_info): New.
19372 (register_callback): Handle PLUGIN_INFO.
19373 (try_init_one_plugin): New.
19374 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19376 (finalize_one_plugin): New.
19377 (finalize_plugins): New.
19378 (print_one_plugin): New.
19379 (print_plugins_versions): New.
19380 * plugin.h (print_plugins_versions): New.
19381 (finalize_plugins): New.
19382 * toplev.c (compile_file): Don't call initialize_plugins.
19383 (print_version): Call print_plugins_versions.
19384 (toplev_main): Call initialize_plugins. Print version if needed.
19385 Call finalize_plugins.
19387 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19389 * common.opt (fversion): New.
19390 * gcc.c (print_version): New.
19391 (process_command): Don't print the version. Just set print_version.
19392 (main): Print version. Call subprocesses if print_version and
19393 verbose_flag are set.
19394 * opts.c (common_handle_option): Handle OPT_fversion.
19396 2009-04-16 Richard Guenther <rguenther@suse.de>
19397 Ira Rosen <irar@il.ibm.com>
19399 PR tree-optimization/39698
19400 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19401 type of the reduction variable. Only generate the def if
19404 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19405 make sure to first convert to an integer of the same precision.
19406 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19407 the type of the evolution correctly in computing the new
19408 induction variable base.
19410 2009-04-16 Richard Guenther <rguenther@suse.de>
19412 PR middle-end/39625
19413 * tree-cfg.c (make_blocks): Split statements with to-be
19414 abnormal SSA names on the lhs.
19416 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19418 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19419 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19420 * c-typeck.c (really_start_incremental_init): Likewise.
19421 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19422 (TARGET_INITIALIZER): Remove it.
19423 * target.h (struct target): Remove vector_opaque_p.
19424 * tree.c (build_opaque_vector_type): New.
19425 * tree.h (TYPE_VECTOR_OPAQUE): New.
19426 (build_opaque_vector_type): Declare.
19427 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19428 * config/rs6000/rs6000.c (build_opaque_vector_type,
19429 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19430 (rs6000_init_builtins): Use build_opaque_vector_type for
19431 opaque_V4SI_type_node.
19433 2009-04-15 Catherine Moore <clm@codesourcery.com>
19435 * debug.h (set_name): Declare.
19436 * dwarf2out.c (dwarf2out_set_name): Declare.
19437 (dwarf2_debug_hooks): Add set_name.
19438 (find_AT_string): New.
19439 (add_AT_string): Call find_AT_string.
19440 (dwarf2out_set_name): New.
19441 * cp/decl.c (grokdeclarator): Call set_name.
19442 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19443 * debug.c (do_nothing_debug_hooks): Likewise.
19444 * dbxout.c (dbx_debug_hooks): Likewise.
19445 * sdbout.c (sdb_debug_hooks): Likewise.
19447 2009-04-15 Michael Eager <eager@eagercon.com>
19449 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19450 reg for single-precision FPU.
19451 * config/rs6000/rs6000.md (movsi_internal1): Only for
19452 !TARGET_SINGLE_FPU.
19453 (movsi_internal1_single): New. Add pattern to move SI values to/from
19454 single-precision FP regs.
19456 2009-04-15 Richard Guenther <rguenther@suse.de>
19458 * omp-low.c (lower_rec_input_clauses): Build correct address
19460 (expand_omp_for_generic): Fix multiplication type.
19461 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19462 (generate_memset_zero): Fix types.
19463 * tree-profile.c (prepare_instrumented_value): Correctly
19466 2009-04-15 Ian Lance Taylor <iant@google.com>
19468 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19469 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19470 for -Wall and for -Wc++-compat.
19471 (c_common_post_options): For C++, set warn_enum_compare if not
19473 * c-tree.h (struct c_expr): Add field original_type.
19474 (build_external_ref): Update declaration.
19475 * c-parser.c (c_parser_braced_init): Set original_type.
19476 (c_parser_initelt): Likewise.
19477 (c_parser_expr_no_commas): Likewise.
19478 (c_parser_conditional_expression): Likewise.
19479 (c_parser_cast_expression): Likewise.
19480 (c_parser_unary_expression): Likewise. Pull setting of
19481 original_code to top of function.
19482 (c_parser_sizeof_expression): Set original_type.
19483 (c_parser_alignof_expression): Likewise.
19484 (c_parser_postfix_expression): Likewise. Pull setting of
19485 original_code to top of function.
19486 (c_parser_postfix_expression_after_paren_type): Set original_type.
19487 (c_parser_postfix_expression_after_primary): Likewise.
19488 (c_parser_expression): Likewise.
19489 * c-typeck.c (build_external_ref): Add type parameter. Change all
19491 (c_expr_sizeof_expr): Set original_type field.
19492 (parser_build_unary_op): Likewise.
19493 (parser_build_binary_op): Likewise. Optionally warn about
19494 comparisons of enums of different types.
19495 (digest_init): Set original_type field.
19496 (really_start_incremental_init): Likewise.
19497 (push_init_level, pop_init_level): Likewise.
19498 * doc/invoke.texi (Warning Options): -Wenum-compare now
19501 2009-04-15 Richard Guenther <rguenther@suse.de>
19503 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19504 out a necessary conversion.
19505 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19506 names we didn't value number.
19507 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19509 2009-04-15 Richard Guenther <rguenther@suse.de>
19511 PR tree-optimization/39764
19512 * tree-ssa-ccp.c (get_value): Canonicalize value with
19513 canonicalize_float_value.
19515 2009-04-15 Jan Hubicka <jh@suse.cz>
19517 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19518 Wrong version of patch.
19520 2009-04-15 Jan Hubicka <jh@suse.cz>
19522 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19524 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19526 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19527 our distinct integral and vector types.
19529 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19531 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19532 * init.c (build_vtbl_address): Remove call to assemble_external.
19534 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19536 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19537 output for other floating point modes.
19539 2009-04-14 Diego Novillo <dnovillo@google.com>
19541 * diagnostic.c (diagnostic_report_diagnostic): Do not
19542 warn about loaded plugins for DK_ERROR and DK_WARNING.
19543 * c-decl.c (declspecs_add_type): Move call to
19544 invoke_plugin_callbacks ...
19545 * c-parser.c (c_parser_declspecs): ... here.
19546 * plugin.c (dump_active_plugins): Tidy output.
19548 2009-04-14 Diego Novillo <dnovillo@google.com>
19549 Le-Chun Wu <lcwu@google.com>
19551 * configure.ac: Add --enable-plugin support.
19552 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19553 * Makefile.in (PLUGIN_H): Define.
19554 Export ENABLE_PLUGIN and GMPINC to site.exp.
19555 Add PLUGINLIBS to link command.
19556 Add/modify dependencies for plugin.o and files including plugin.h.
19558 * config.in: Regenerate.
19560 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19563 2009-04-14 Le-Chun Wu <lcwu@google.com>
19565 * tree-pass.h (register_one_dump_file): Add a prototype for
19566 register_one_dump_file.
19567 * toplev.c (compile_file): Call initialize_plugins.
19568 (do_compile): Call invoke_plugin_callbacks.
19569 (toplev_main): Call invoke_plugin_callbacks.
19570 * common.opt: Add -fplugin= and -fplugin-arg-.
19571 * gcc-plugin.h: New public header file for plugins to include.
19572 * plugin.c: New source file.
19573 * plugin.h: New internal header file.
19574 * passes.c (register_one_dump_file): Make it external.
19576 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19578 2009-04-14 Diego Novillo <dnovillo@google.com>
19580 * doc/plugins.texi: New.
19581 * doc/gccint.texi: Add reference to Plugins chapter.
19582 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19583 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19584 loaded plugins, if any.
19585 * timevar.def (TV_PLUGIN_INIT): Define.
19586 (TV_PLUGIN_RUN): Define.
19587 * plugin.c: Include timevar.h
19588 (plugins_active_p): New.
19589 (dump_active_plugins): New.
19590 (debug_active_plugins): New.
19592 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19594 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19596 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19598 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19600 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19601 the same as a minus without a shift.
19603 2009-04-14 Nick Clifton <nickc@redhat.com>
19605 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19606 comparisons with small integers will always produce a short
19609 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19612 2008-12-19 Diego Novillo <dnovillo@google.com>
19614 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19616 2009-04-14 Richard Guenther <rguenther@suse.de>
19618 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19620 (verify_gimple_assign_binary): Likewise. Handle shifts and
19622 (verify_gimple_phi): Print the mismatched argument position.
19623 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19625 (vect_update_init_of_dr): Likewise.
19626 * matrix-reorg.c (transform_access_sites): Do what the
19628 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19630 2009-04-13 Michael Eager <eager@eagercon.com>
19632 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19633 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19634 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19635 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19636 remove duplicate config
19638 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19640 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19641 file_name:line_number type locator of the call site.
19643 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19645 * genautomata.c: Put blank after comma.
19646 (automaton_decls): New.
19647 (struct unit_usage): Add comments to member next.
19648 (store_alt_unit_usage): Keep the list ordered.
19649 (unit_present_on_list_p, equal_alternatives_p): New.
19650 (check_regexp_units_distribution): Check units distribution
19651 correctness correctly.
19652 (main): Don't write automata if error is found. Return correct
19655 * config/m68k/cf.md (cfv4_ds): Remove.
19656 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19657 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19659 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19660 power4-load-ext, power4-store, power4-store-update,
19661 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19662 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19663 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19664 power4-sqrt, power4-isync): Modify reservation to make correct
19665 unit distribution to automata.
19667 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19668 power5-store-update, power5-two, power5-three, power5-lmul,
19669 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19671 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19673 * except.c (pass_set_nothrow_function_flags): Set name and add
19675 (set_nothrow_function_flags): Mention in the dump file when
19676 changing a function to nothrow.
19678 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19681 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19682 instead of unsigned long.
19684 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19686 * config/arm/arm.c (return_used_this_function): Remove.
19687 (arm_output_function_prologue): Remove use of
19688 return_used_this_function.
19689 (output_return_instruction): Replace use of
19690 return_used_this_function
19691 by cfun->machine->return_used_this_function.
19692 (arm_output_epilogue): Likewise.
19693 (arm_output_function_epilogue): Likewise.
19694 (thumb_unexpanded_epilogue): Likewise.
19695 * config/arm/arm.h (struct machine_function):
19696 New member return_used_this_function.
19698 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19700 * doc/install.texi: Correct description of default directory for
19701 --with-gxx-include-dir.
19703 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19705 * fold-const.c (build_range_check): Properly deal with enumeral and
19706 boolean base types.
19708 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19710 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19711 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19712 * params.h (MAX_GCSE_PASSES): Remove.
19713 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19714 in sequence. Remove ability to run multiple passes.
19715 (bypass_jumps): Report run as third CPROP pass.
19717 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19719 PR middle-end/39651
19720 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19721 when deciding whether the whole SEQUENCE can throw.
19723 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19726 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19727 offseted label references.
19729 2009-04-11 Jan Hubicka <jh@suse.cz>
19731 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19733 2009-04-11 Richard Guenther <rguenther@suse.de>
19735 PR middle-end/39732
19736 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19737 return variables as TREE_ADDRESSABLE.
19739 2009-04-11 Richard Guenther <rguenther@suse.de>
19741 PR tree-optimization/39713
19742 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19743 reference trees have SSA_NAME operands.
19745 2009-04-11 Richard Guenther <rguenther@suse.de>
19748 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19749 address expressions.
19751 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19753 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19754 match changes in Cygwin 1.7
19755 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19756 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19758 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19760 PR tree-optimization/39701
19761 * doc/invoke.texi (Optimization Options): Document change in
19762 meaning and initialization of -fdelete-null-pointer-checks.
19764 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19766 PR middle-end/39701
19767 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19769 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19772 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19774 2009-04-10 Chao-ying Fu <fu@mips.com>
19776 * doc/tm.texi (Instruction Output): Document
19777 TARGET_ASM_FINAL_POSTSCAN_INSN.
19778 * target.h (final_postscan_insn): New field in asm_out.
19779 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19780 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19781 * final.c (final_scan_insn): Call
19782 targetm.asm_out.final_postscan_insn after outputting
19783 an asm macro and a normal instruction.
19785 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19786 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19787 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19788 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19789 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19791 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19793 PR middle-end/39701
19794 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19795 variables as non-NULL even with -fdelete-null-pointer-checks.
19797 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19799 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19801 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19804 * config/i386/i386.c (classify_argument): Handle SCmode with
19805 (bit_offset % 64) != 0.
19807 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19809 * doc/invoke.texi (Optimize Options): Add cross-reference to
19810 -Q --help=optimizers examples.
19812 2009-04-10 Ben Elliston <bje@au.ibm.com>
19815 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19816 regalign for the reg == fpr and TDmode case.
19818 2009-04-09 David Ayers <ayers@fsfe.org>
19821 * objc/objc-act.c (warn_with_method): Remove helper function.
19822 (check_duplicates): Call warning and inform directly.
19823 (really_start_method): Likewise.
19825 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19827 * expmed.c (expand_divmod): Always use a comparison for a division
19828 by a large unsigned integer.
19830 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19831 for things others than variables or functions as nonzero.
19833 2009-04-09 Nick Clifton <nickc@redhat.com>
19835 * unwind-compat.c: Change copyright header to refer to version
19836 3 of the GNU General Public License with version 3.1 of the
19837 GCC Runtime Library Exception and to point readers at the
19838 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19839 * config/alpha/crtfastmath.c: Likewise.
19840 * config/alpha/linux-unwind.h: Likewise.
19841 * config/alpha/qrnnd.asm: Likewise.
19842 * config/alpha/vms-crt0-64.c: Likewise.
19843 * config/alpha/vms-crt0.c: Likewise.
19844 * config/alpha/vms-dwarf2.asm: Likewise.
19845 * config/alpha/vms-dwarf2eh.asm: Likewise.
19846 * config/alpha/vms-psxcrt0-64.c: Likewise.
19847 * config/alpha/vms-psxcrt0.c: Likewise.
19848 * config/alpha/vms_tramp.asm: Likewise.
19849 * config/arc/initfini.c: Likewise.
19850 * config/arc/lib1funcs.asm: Likewise.
19851 * config/arm/bpabi-v6m.S: Likewise.
19852 * config/arm/bpabi.S: Likewise.
19853 * config/arm/bpabi.c: Likewise.
19854 * config/arm/crti.asm: Likewise.
19855 * config/arm/crtn.asm: Likewise.
19856 * config/arm/ieee754-df.S: Likewise.
19857 * config/arm/ieee754-sf.S: Likewise.
19858 * config/arm/lib1funcs.asm: Likewise.
19859 * config/arm/libunwind.S: Likewise.
19860 * config/arm/linux-atomic.c: Likewise.
19861 * config/arm/mmintrin.h: Likewise.
19862 * config/arm/pr-support.c: Likewise.
19863 * config/arm/unaligned-funcs.c: Likewise.
19864 * config/arm/unwind-arm.c: Likewise.
19865 * config/arm/unwind-arm.h: Likewise.
19866 * config/avr/libgcc.S: Likewise.
19867 * config/bfin/crti.s: Likewise.
19868 * config/bfin/crtlibid.s: Likewise.
19869 * config/bfin/crtn.s: Likewise.
19870 * config/bfin/lib1funcs.asm: Likewise.
19871 * config/bfin/linux-unwind.h: Likewise.
19872 * config/cris/arit.c: Likewise.
19873 * config/cris/cris_abi_symbol.c: Likewise.
19874 * config/darwin-64.c: Likewise.
19875 * config/darwin-crt2.c: Likewise.
19876 * config/darwin-crt3.c: Likewise.
19877 * config/darwin.h: Likewise.
19878 * config/dbxelf.h: Likewise.
19879 * config/dfp-bit.c: Likewise.
19880 * config/dfp-bit.h: Likewise.
19881 * config/elfos.h: Likewise.
19882 * config/fixed-bit.c: Likewise.
19883 * config/fixed-bit.h: Likewise.
19884 * config/fp-bit.c: Likewise.
19885 * config/fp-bit.h: Likewise.
19886 * config/fr30/crti.asm: Likewise.
19887 * config/fr30/crtn.asm: Likewise.
19888 * config/fr30/lib1funcs.asm: Likewise.
19889 * config/freebsd-spec.h: Likewise.
19890 * config/frv/cmovd.c: Likewise.
19891 * config/frv/cmovh.c: Likewise.
19892 * config/frv/cmovw.c: Likewise.
19893 * config/frv/frvbegin.c: Likewise.
19894 * config/frv/frvend.c: Likewise.
19895 * config/frv/lib1funcs.asm: Likewise.
19896 * config/glibc-stdint.h: Likewise.
19897 * config/h8300/clzhi2.c: Likewise.
19898 * config/h8300/crti.asm: Likewise.
19899 * config/h8300/crtn.asm: Likewise.
19900 * config/h8300/ctzhi2.c: Likewise.
19901 * config/h8300/fixunssfsi.c: Likewise.
19902 * config/h8300/lib1funcs.asm: Likewise.
19903 * config/h8300/parityhi2.c: Likewise.
19904 * config/h8300/popcounthi2.c: Likewise.
19905 * config/i386/ammintrin.h: Likewise.
19906 * config/i386/att.h: Likewise.
19907 * config/i386/avxintrin.h: Likewise.
19908 * config/i386/biarch64.h: Likewise.
19909 * config/i386/bmmintrin.h: Likewise.
19910 * config/i386/cpuid.h: Likewise.
19911 * config/i386/cross-stdarg.h: Likewise.
19912 * config/i386/crtfastmath.c: Likewise.
19913 * config/i386/crtprec.c: Likewise.
19914 * config/i386/cygming-crtbegin.c: Likewise.
19915 * config/i386/cygming-crtend.c: Likewise.
19916 * config/i386/cygwin.asm: Likewise.
19917 * config/i386/emmintrin.h: Likewise.
19918 * config/i386/gmm_malloc.h: Likewise.
19919 * config/i386/gthr-win32.c: Likewise.
19920 * config/i386/i386.h: Likewise.
19921 * config/i386/immintrin.h: Likewise.
19922 * config/i386/linux-unwind.h: Likewise.
19923 * config/i386/linux64.h: Likewise.
19924 * config/i386/mm3dnow.h: Likewise.
19925 * config/i386/mmintrin-common.h: Likewise.
19926 * config/i386/mmintrin.h: Likewise.
19927 * config/i386/nmmintrin.h: Likewise.
19928 * config/i386/pmm_malloc.h: Likewise.
19929 * config/i386/pmmintrin.h: Likewise.
19930 * config/i386/smmintrin.h: Likewise.
19931 * config/i386/sol2-c1.asm: Likewise.
19932 * config/i386/sol2-ci.asm: Likewise.
19933 * config/i386/sol2-cn.asm: Likewise.
19934 * config/i386/sol2-gc1.asm: Likewise.
19935 * config/i386/tmmintrin.h: Likewise.
19936 * config/i386/unix.h: Likewise.
19937 * config/i386/w32-unwind.h: Likewise.
19938 * config/i386/wmmintrin.h: Likewise.
19939 * config/i386/x86-64.h: Likewise.
19940 * config/i386/x86intrin.h: Likewise.
19941 * config/i386/xmmintrin.h: Likewise.
19942 * config/ia64/crtbegin.asm: Likewise.
19943 * config/ia64/crtend.asm: Likewise.
19944 * config/ia64/crtfastmath.c: Likewise.
19945 * config/ia64/crti.asm: Likewise.
19946 * config/ia64/crtn.asm: Likewise.
19947 * config/ia64/fde-glibc.c: Likewise.
19948 * config/ia64/lib1funcs.asm: Likewise.
19949 * config/ia64/linux-unwind.h: Likewise.
19950 * config/ia64/quadlib.c: Likewise.
19951 * config/ia64/unwind-ia64.c: Likewise.
19952 * config/linux.h: Likewise.
19953 * config/m32c/m32c-lib1.S: Likewise.
19954 * config/m32c/m32c-lib2-trapv.c: Likewise.
19955 * config/m32c/m32c-lib2.c: Likewise.
19956 * config/m32r/initfini.c: Likewise.
19957 * config/m68hc11/larith.asm: Likewise.
19958 * config/m68hc11/m68hc11-crt0.S: Likewise.
19959 * config/m68k/cf.md: Likewise.
19960 * config/m68k/crti.s: Likewise.
19961 * config/m68k/crtn.s: Likewise.
19962 * config/m68k/lb1sf68.asm: Likewise.
19963 * config/m68k/linux-unwind.h: Likewise.
19964 * config/mcore/crti.asm: Likewise.
19965 * config/mcore/crtn.asm: Likewise.
19966 * config/mcore/lib1.asm: Likewise.
19967 * config/mips/linux-unwind.h: Likewise.
19968 * config/mips/loongson.h: Likewise.
19969 * config/mips/mips16.S: Likewise.
19970 * config/mmix/crti.asm: Likewise.
19971 * config/mmix/crtn.asm: Likewise.
19972 * config/pa/fptr.c: Likewise.
19973 * config/pa/hpux-unwind.h: Likewise.
19974 * config/pa/lib2funcs.asm: Likewise.
19975 * config/pa/linux-atomic.c: Likewise.
19976 * config/pa/linux-unwind.h: Likewise.
19977 * config/pa/milli64.S: Likewise.
19978 * config/pa/quadlib.c: Likewise.
19979 * config/pa/stublib.c: Likewise.
19980 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19981 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19982 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19983 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19984 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19985 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19986 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19987 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19988 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19989 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19990 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19991 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19992 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19993 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19994 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19995 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19996 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19997 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19998 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19999 * config/rs6000/750cl.h: Likewise.
20000 * config/rs6000/altivec.h: Likewise.
20001 * config/rs6000/biarch64.h: Likewise.
20002 * config/rs6000/crtresfpr.asm: Likewise.
20003 * config/rs6000/crtresgpr.asm: Likewise.
20004 * config/rs6000/crtresxfpr.asm: Likewise.
20005 * config/rs6000/crtresxgpr.asm: Likewise.
20006 * config/rs6000/crtsavfpr.asm: Likewise.
20007 * config/rs6000/crtsavgpr.asm: Likewise.
20008 * config/rs6000/darwin-asm.h: Likewise.
20009 * config/rs6000/darwin-fallback.c: Likewise.
20010 * config/rs6000/darwin-fpsave.asm: Likewise.
20011 * config/rs6000/darwin-ldouble.c: Likewise.
20012 * config/rs6000/darwin-tramp.asm: Likewise.
20013 * config/rs6000/darwin-unwind.h: Likewise.
20014 * config/rs6000/darwin-vecsave.asm: Likewise.
20015 * config/rs6000/darwin-world.asm: Likewise.
20016 * config/rs6000/e500crtres32gpr.asm: Likewise.
20017 * config/rs6000/e500crtres64gpr.asm: Likewise.
20018 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20019 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20020 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20021 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20022 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20023 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20024 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20025 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20026 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20027 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20028 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20029 * config/rs6000/eabi-ci.asm: Likewise.
20030 * config/rs6000/eabi-cn.asm: Likewise.
20031 * config/rs6000/eabi.asm: Likewise.
20032 * config/rs6000/linux-unwind.h: Likewise.
20033 * config/rs6000/linux64.h: Likewise.
20034 * config/rs6000/paired.h: Likewise.
20035 * config/rs6000/paired.md: Likewise.
20036 * config/rs6000/ppc64-fp.c: Likewise.
20037 * config/rs6000/ppu_intrinsics.h: Likewise.
20038 * config/rs6000/rs6000.h: Likewise.
20039 * config/rs6000/si2vmx.h: Likewise.
20040 * config/rs6000/sol-ci.asm: Likewise.
20041 * config/rs6000/sol-cn.asm: Likewise.
20042 * config/rs6000/spe.h: Likewise.
20043 * config/rs6000/spu2vmx.h: Likewise.
20044 * config/rs6000/sysv4.h: Likewise.
20045 * config/rs6000/tramp.asm: Likewise.
20046 * config/rs6000/vec_types.h: Likewise.
20047 * config/s390/linux-unwind.h: Likewise.
20048 * config/s390/tpf-unwind.h: Likewise.
20049 * config/score/crti.asm: Likewise.
20050 * config/score/crtn.asm: Likewise.
20051 * config/sh/crt1.asm: Likewise.
20052 * config/sh/crti.asm: Likewise.
20053 * config/sh/crtn.asm: Likewise.
20054 * config/sh/divtab-sh4-300.c: Likewise.
20055 * config/sh/divtab-sh4.c: Likewise.
20056 * config/sh/divtab.c: Likewise.
20057 * config/sh/lib1funcs-4-300.asm: Likewise.
20058 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20059 * config/sh/lib1funcs.asm: Likewise.
20060 * config/sh/lib1funcs.h: Likewise.
20061 * config/sh/linux-atomic.asm: Likewise.
20062 * config/sh/linux-unwind.h: Likewise.
20063 * config/sh/shmedia.h: Likewise.
20064 * config/sh/sshmedia.h: Likewise.
20065 * config/sh/ushmedia.h: Likewise.
20066 * config/sparc/crtfastmath.c: Likewise.
20067 * config/sparc/linux-unwind.h: Likewise.
20068 * config/sparc/sol2-c1.asm: Likewise.
20069 * config/sparc/sol2-ci.asm: Likewise.
20070 * config/sparc/sol2-cn.asm: Likewise.
20071 * config/spu/divmodti4.c: Likewise.
20072 * config/spu/divv2df3.c: Likewise.
20073 * config/spu/float_disf.c: Likewise.
20074 * config/spu/float_unsdidf.c: Likewise.
20075 * config/spu/float_unsdisf.c: Likewise.
20076 * config/spu/float_unssidf.c: Likewise.
20077 * config/spu/mfc_multi_tag_release.c: Likewise.
20078 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20079 * config/spu/mfc_tag_release.c: Likewise.
20080 * config/spu/mfc_tag_reserve.c: Likewise.
20081 * config/spu/mfc_tag_table.c: Likewise.
20082 * config/spu/multi3.c: Likewise.
20083 * config/spu/spu_internals.h: Likewise.
20084 * config/spu/spu_intrinsics.h: Likewise.
20085 * config/spu/spu_mfcio.h: Likewise.
20086 * config/spu/vec_types.h: Likewise.
20087 * config/spu/vmx2spu.h: Likewise.
20088 * config/stormy16/stormy16-lib2.c: Likewise.
20089 * config/svr4.h: Likewise.
20090 * config/sync.c: Likewise.
20091 * config/v850/lib1funcs.asm: Likewise.
20092 * config/vxlib-tls.c: Likewise.
20093 * config/vxlib.c: Likewise.
20094 * config/vxworks-dummy.h: Likewise.
20095 * config/xtensa/crti.asm: Likewise.
20096 * config/xtensa/crtn.asm: Likewise.
20097 * config/xtensa/ieee754-df.S: Likewise.
20098 * config/xtensa/ieee754-sf.S: Likewise.
20099 * config/xtensa/lib1funcs.asm: Likewise.
20100 * config/xtensa/lib2funcs.S: Likewise.
20101 * config/xtensa/linux-unwind.h: Likewise.
20102 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20103 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20104 * coretypes.h: Likewise.
20105 * crtstuff.c: Likewise.
20106 * defaults.h: Likewise.
20107 * dwarf2.h: Likewise.
20108 * emutls.c: Likewise.
20109 * gbl-ctors.h: Likewise.
20110 * gcov-io.h: Likewise.
20111 * ginclude/float.h: Likewise.
20112 * ginclude/iso646.h: Likewise.
20113 * ginclude/stdarg.h: Likewise.
20114 * ginclude/stdbool.h: Likewise.
20115 * ginclude/stddef.h: Likewise.
20116 * ginclude/stdfix.h: Likewise.
20117 * ginclude/stdint-gcc.h: Likewise.
20118 * ginclude/tgmath.h: Likewise.
20119 * gthr-aix.h: Likewise.
20120 * gthr-dce.h: Likewise.
20121 * gthr-gnat.c: Likewise.
20122 * gthr-gnat.h: Likewise.
20123 * gthr-lynx.h: Likewise.
20124 * gthr-mipssde.h: Likewise.
20125 * gthr-nks.h: Likewise.
20126 * gthr-posix.c: Likewise.
20127 * gthr-posix.h: Likewise.
20128 * gthr-posix95.h: Likewise.
20129 * gthr-rtems.h: Likewise.
20130 * gthr-single.h: Likewise.
20131 * gthr-solaris.h: Likewise.
20132 * gthr-tpf.h: Likewise.
20133 * gthr-vxworks.h: Likewise.
20134 * gthr-win32.h: Likewise.
20135 * gthr.h: Likewise.
20136 * libgcc2.c: Likewise.
20137 * libgcc2.h: Likewise.
20138 * libgcov.c: Likewise.
20139 * tsystem.h: Likewise.
20140 * typeclass.h: Likewise.
20141 * unwind-c.c: Likewise.
20142 * unwind-compat.h: Likewise.
20143 * unwind-dw2-fde-compat.c: Likewise.
20144 * unwind-dw2-fde-darwin.c: Likewise.
20145 * unwind-dw2-fde-glibc.c: Likewise.
20146 * unwind-dw2-fde.c: Likewise.
20147 * unwind-dw2-fde.h: Likewise.
20148 * unwind-dw2.c: Likewise.
20149 * unwind-dw2.h: Likewise.
20150 * unwind-generic.h: Likewise.
20151 * unwind-pe.h: Likewise.
20152 * unwind-sjlj.c: Likewise.
20153 * unwind.inc: Likewise.
20154 * config/arm/neon-gen.ml: Change generated copyright header to
20155 refer to version 3 of the GNU General Public License with
20156 version 3.1 of the GCC Runtime Library Exception and to point
20157 readers at the COPYING3 and COPYING3.RUNTIME files and the
20158 FSF's license web page.
20159 * config/arm/arm_neon.h: Regenerate.
20161 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20163 * config/cris/cris.md: Change copyright header to refer to version
20164 3 of the GNU General Public License.
20165 * doc/install.texi2html: Change copyright header to refer to version
20166 3 of the GNU General Public License and to point readers at the
20167 COPYING3 file and the FSF's license web page.
20168 * config/vax/linux.h: Likewise.
20170 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20172 * config/i386/i386.md (cmpcc): New.
20173 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20174 (sync_compare_and_swap_cc*): Delete.
20176 * config/s390/s390.c (s390_compare_emitted): Remove.
20177 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20178 s390_compare_emitted used to be handled. Assert that modes match.
20179 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20180 refer to sync_compare_and_swap_ccsi.
20181 * config/s390/s390.h (s390_compare_emitted): Remove.
20182 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20183 instead of s390_compare_emitted.
20184 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20185 instead of s390_compare_emitted.
20186 * config/s390/s390.md (cmpcc): New.
20187 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20188 CC_REGNUM, do not pretend it's set.
20189 (sync_compare_and_swap_cc*): Delete.
20190 * config/s390/predicates.md (cc_reg_operand): New.
20192 * expr.c (sync_compare_and_swap_cc): Delete.
20193 * optabs.h (sync_compare_and_swap_cc): Delete.
20194 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20195 is being used with can_compare_p.
20196 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20197 (find_cc_set): New.
20198 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20199 look for a MODE_CC set instead. Use emit_store_flag.
20200 (expand_compare_and_swap_loop): Likewise, with some additional
20201 complication to avoid a force_reg when useless. Use
20202 emit_cmp_and_jump_insns.
20203 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20204 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20205 sync_compare_and_swap documentation.
20207 2009-04-09 Jan Hubicka <jh@suse.cz>
20209 * except.c (find_prev_try): Break out from ....
20210 (duplicate_eh_regions): ... here; properly update prev_try pointers
20211 when duplication part of tree.
20212 (dump_eh_tree): Improve dumping.
20213 (verify_eh_region): New.
20214 (verify_eh_tree): Use it.
20216 2009-04-06 Richard Guenther <rguenther@suse.de>
20218 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20219 &ARRAY addresses by adjusting their types and prepending
20221 * tree-cfg.c (verify_gimple_assign_single): Verify that
20222 addresses are correct.
20224 2009-04-09 Richard Guenther <rguenther@suse.de>
20226 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20227 indices into an array reference if possible.
20228 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20229 Fold POINTER_PLUS_EXPR statements with invariant address.
20231 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20234 * config.gcc (powerpc64-*-linux*): Always build biarch.
20236 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20239 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20240 it and pedwarn if this results in an INTEGER_CST.
20242 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20244 * doc/install.texi: Update minimum GMP version. Remove obsolete
20245 text in MPFR section.
20247 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20249 * dwarf2out.c (class_scope_p): New static inline.
20250 (class_or_namespace_scope_p): Use it.
20251 (gen_variable_die): Use DW_TAG_member tag for static data member
20252 declarations instead of DW_TAG_variable.
20254 PR middle-end/39573
20255 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20258 2009-04-08 Richard Guenther <rguenther@suse.de>
20260 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20261 valueize random data.
20263 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20265 * config.gcc (aix tm_file): Add aix-stdint.h.
20266 (aix tm clause use_gcc_stdint): Set to wrap.
20267 * config/rs6000/aix-stdint.h: New file.
20269 2009-04-08 Richard Guenther <rguenther@suse.de>
20271 PR middle-end/36291
20272 * tree-dfa.c (add_referenced_var): Do not recurse into
20273 global initializers.
20274 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20276 (fold_const_aggregate_ref): Likewise.
20278 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20280 * recog.c (ordered_comparison_operator): New.
20281 * gensupport.c (std_preds): Add it.
20282 * doc/md.texi (Machine-Independent Predicates): Document it.
20284 2009-04-08 Jan Hubicka <jh@suse.cz>
20286 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20287 * function.h (rtl_eh): Remove exception_handler_label_map.
20288 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20289 remove_exception_handler_label, for_each_eh_label_1): Remove.
20290 (rtl_remove_unreachable_regions): Remove.
20291 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20292 (find_exception_handler_labels): Don't build the hashtable.
20293 (maybe_remove_eh_handler): Remove.
20294 (for_each_eh_label): Rewrite to walk the tree.
20295 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20296 * except.h (maybe_remove_eh_handler): Remove.
20297 * passes.c (init_optimization_passes): Schedule second EH cleanup
20299 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20300 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20302 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20304 * genoutput.c (validate_optab_operands): New.
20305 (gen_insn, gen_expand): Call it.
20307 * genflags.c (gen_insn): Detect misused iterators.
20308 (main): Pass line_no to gen_insn, exit with status 1 on error.
20310 * genextract.c (line_no): Make global.
20311 (VEC_safe_set_locstr): Change assertion to error message.
20312 (main): Exit with status 1 on error.
20314 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20318 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20319 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20320 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20321 * c-convert.c (convert): Do not call fold on results of conversion
20322 functions when the result is a C_MAYBE_CONST_EXPR.
20323 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20324 of __builtin_choose_expr.
20325 * c-typeck.c (remove_c_maybe_const_expr): New.
20326 (build_unary_op, build_conditional_expr, build_compound_expr,
20327 build_binary_op, c_objc_common_truthvalue_conversion): Call
20328 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20331 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20333 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20334 CODE to produce a new one. Add a prototype to use fold_convert_const
20336 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20339 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20340 mix declarations and code.
20342 2009-04-08 Ben Elliston <bje@au.ibm.com>
20344 * gcc.c: Replace `CC' with `GCC' throughout.
20346 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20348 * doc/invoke.texi: Document Atom support.
20350 2009-04-07 Jason Merrill <jason@redhat.com>
20353 * c-common.h, c-common.c: Add flag_pretty_templates.
20354 * c-opts.c (c_common_handle_option): Set it.
20355 * c.opt: Add -fno-pretty-templates.
20356 * doc/invoke.texi (C++ Dialect Options): Likewise.
20358 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20360 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20361 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20362 (ia64_expand_builtin): Likewise.
20364 2009-04-07 Martin Jambor <mjambor@suse.cz>
20366 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20367 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20368 ADDR_EXPRS are include too.
20370 2009-04-07 Richard Guenther <rguenther@suse.de>
20372 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20373 decls are only used if passes as parameters or if they are
20374 local statics and the call is not to a builtin.
20375 (call_may_clobber_ref_p_1): Likewise.
20377 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20379 * expr.c (do_store_flag): Remove last argument. Simplify code
20380 to avoid duplication of tests already done by can_compare_p.
20381 (expand_expr_real_1): Adjust caller.
20383 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20385 * optabs.c (can_compare_p): Test the predicate of a
20386 cbranch and cstore pattern.
20388 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20390 * expr.c (convert_move): Use emit_store_flag instead of
20393 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20395 * config/i386/i386.c (ix86_compare_emitted): Remove.
20396 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20397 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20398 * config/i386/i386.h (ix86_compare_emitted): Remove.
20399 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20400 instead of ix86_compare_emitted.
20401 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20403 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20405 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20406 Add t-sysroot-suffix to tmake_file.
20407 * config/print-sysroot-suffix.sh: New file.
20408 * config/t-sysroot-suffix: New file.
20410 2009-04-07 Ben Elliston <bje@au.ibm.com>
20412 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20413 as the latter produces a warning when the target does not support
20416 2009-04-07 Ben Elliston <bje@au.ibm.com>
20418 * dfp.c: Replace type punning assignments with memcpy throughout.
20419 * Makefile.in (dfp.o-warn): Remove.
20421 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20424 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20425 Include soft-fp/t-softfp after rs6000/t-linux64.
20427 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20429 * stor-layout.c (set_sizetype): Use the full precision of their
20430 machine mode for bitsize types.
20432 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20434 * config/i386/i386.md: Revert 2 accidental checkins.
20436 2009-04-06 Joey Ye <joey.ye@intel.com>
20437 Xuepeng Guo <xuepeng.guo@intel.com>
20438 H.J. Lu <hongjiu.lu@intel.com>
20440 Atom pipeline model, tuning and insn selection.
20441 * config.gcc (atom): Add atom config options and target.
20443 * config/i386/atom.md: New.
20445 * config/i386/i386.c (atom_cost): New cost.
20446 (m_ATOM): New macro flag.
20447 (initial_ix86_tune_features): Set m_ATOM.
20448 (x86_accumulate_outgoing_args): Likewise.
20449 (x86_arch_always_fancy_math_387): Likewise.
20450 (processor_target): Add Atom cost.
20451 (cpu_names): Add Atom cpu name.
20452 (override_options): Set Atom ISA.
20453 (ix86_issue_rate): New case PROCESSOR_ATOM.
20454 (ix86_adjust_cost): Likewise.
20456 * config/i386/i386.h (TARGET_ATOM): New target macro.
20457 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20458 (TARGET_OPT_AGU): New target option.
20459 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20460 (processor_type): Add PROCESSOR_ATOM.
20462 * config/i386/i386.md (cpu): Add new value "atom".
20463 (use_carry, movu): New attr.
20464 (atom.md): Include atom.md.
20465 (adddi3_carry_rex64): Set attr "use_carry".
20466 (addqi3_carry): Likewise.
20467 (addhi3_carry): Likewise.
20468 (addsi3_carry): Likewise.
20469 (*addsi3_carry_zext): Likewise.
20470 (subdi3_carry_rex64): Likewise.
20471 (subqi3_carry): Likewise.
20472 (subhi3_carry): Likewise.
20473 (subsi3_carry): Likewise.
20474 (x86_movdicc_0_m1_rex64): Likewise.
20475 (*x86_movdicc_0_m1_se): Likewise.
20476 (x86_movsicc_0_m1): Likewise.
20477 (*x86_movsicc_0_m1_se): Likewise.
20478 (*adddi_1_rex64): Emit add insn as much as possible.
20479 (*addsi_1): Likewise.
20480 (return_internal): Set atom_unit.
20481 (return_internal_long): Likewise.
20482 (return_pop_internal): Likewise.
20483 (*rcpsf2_sse): Set atom_sse_attr attr.
20484 (*qrt<mode>2_sse): Likewise.
20485 (*prefetch_sse): Likewise.
20487 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20489 (ix86_target_macros_internal): Likewise.
20491 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20492 (*prefetch_sse_rex): Likewise.
20493 (sse_rcpv4sf2): Likewise.
20494 (sse_vmrcpv4sf2): Likewise.
20495 (sse_sqrtv4sf2): Likewise.
20496 (<sse>_vmsqrt<mode>2): Likewise.
20497 (sse_ldmxcsr): Likewise.
20498 (sse_stmxcsr): Likewise.
20499 (*sse_sfence): Likewise.
20500 (sse2_clflush): Likewise.
20501 (*sse2_mfence): Likewise.
20502 (*sse2_lfence): Likewise.
20503 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20504 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20505 (avx_movdqu<avxmodesuffix>): Likewise.
20506 (avx_lddqu<avxmodesuffix>): Likewise.
20507 (sse2_movntv2di): Change attr "type" to "ssemov".
20508 (sse2_movntsi): Likewise.
20509 (rsqrtv8sf2): Change attr "type" to "sseadd".
20510 (sse3_addsubv2df3): Set attr "atom_unit".
20511 (sse3_h<plusminus_insn>v4sf3): Likewise.
20512 (*sse2_pmaddwd): Likewise.
20513 (*vec_extractv2di_1_rex64): Likewise.
20514 (*vec_extractv2di_1_avx): Likewise.
20515 (sse2_psadbw): Likewise.
20516 (ssse3_phaddwv8hi3): Likewise.
20517 (ssse3_phaddwv4hi3): Likewise.
20518 (ssse3_phadddv4si3): Likewise.
20519 (ssse3_phadddv2si3): Likewise.
20520 (ssse3_phaddswv8hi3): Likewise.
20521 (ssse3_phaddswv4hi3): Likewise.
20522 (ssse3_phsubwv8hi3): Likewise.
20523 (ssse3_phsubwv4hi3): Likewise.
20524 (ssse3_phsubdv4si3): Likewise.
20525 (ssse3_phsubdv2si3): Likewise.
20526 (ssse3_phsubswv8hi3): Likewise.
20527 (ssse3_phsubswv4hi3): Likewise.
20528 (ssse3_pmaddubsw128): Likewise.
20529 (sse3_pmaddubsw: Likewise.
20530 (ssse3_palignrti): Likewise.
20531 (ssse3_palignrdi): Likewise.
20533 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20535 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20537 2009-04-06 Richard Guenther <rguenther@suse.de>
20539 PR tree-optimization/28868
20540 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20541 of which PHI results we inserted.
20542 (insert_into_preds_of_block): Record inserted PHIs.
20543 (eliminate): Eliminate redundant PHI nodes.
20544 (init_pre): Init inserted_phi_names.
20546 2009-04-06 Richard Guenther <rguenther@suse.de>
20548 PR tree-optimization/39643
20549 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20550 IMAGPART_EXPRs of complex constants.
20551 (execute_fold_all_builtins): If we folded a call queue
20552 TODO_update_address_taken.
20554 2009-04-06 Jan Hubicka <jh@suse.cz>
20556 PR middle-end/39659
20557 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20560 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20562 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20564 (ic_invalidate_array): Likewise.
20566 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20568 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20569 alignment for library calls.
20571 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20573 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20574 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20575 * config/i386/mingw-stdint.h: New file.
20577 2009-04-05 Richard Guenther <rguenther@suse.de>
20579 PR tree-optimization/39648
20580 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20581 our &A vs. &A[0] IL deficiencies.
20583 2009-04-04 Jan Hubicka <jh@suse.cz>
20585 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20586 removed toplevel regions.
20587 (sjlj_mark_call_sites): Likewise.
20589 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20591 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20592 (cygwin tm clause use_gcc_stdint): Set to wrap.
20593 * config/i386/cygwin-stdint.h: New file.
20595 2009-04-04 Richard Guenther <rguenther@suse.de>
20597 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20598 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20599 single-argument PHIs if we are in loop-closed SSA form.
20600 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20601 for the pre-condition.
20602 (slpeel_tree_peel_loop_to_edge): Likewise.
20603 (vect_build_loop_niters): Take an optional sequence to append stmts.
20604 (vect_generate_tmps_on_preheader): Likewise.
20605 (vect_do_peeling_for_loop_bound): Take extra guards for the
20607 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20608 the cost model check.
20609 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20610 guards if we are going to peel. Do not apply versioning in that case.
20611 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20612 (vect_do_peeling_for_loop_bound): Likewise.
20613 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20614 loop bound only record extra pre-conditions, do not apply loop
20617 2009-04-04 Richard Guenther <rguenther@suse.de>
20619 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20622 2009-04-04 Jan Hubicka <jh@suse.cz>
20624 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20625 last_basic_block for size of bb->index indexed array.
20626 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20627 compute_out, link_btr_uses, build_btr_def_use_webs,
20628 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20630 2009-04-04 Jan Hubicka <jh@suse.cz>
20632 * except.c (remove_eh_handler_and_replace): Break out from ...
20633 (remove_eh_handler): ... here.
20634 (bring_to_root): New function.
20635 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20636 handled ones, bring others to root of tree.
20638 2009-04-04 Jan Hubicka <jh@suse.cz>
20640 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20641 (all_phis_safe_to_merge): New function.
20642 (update_info): New structure.
20643 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20644 (cleanup_empty_eh): Update SSA if possible.
20646 2009-04-04 Richard Guenther <rguenther@suse.de>
20648 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20649 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20650 (append_vuse): Likewise.
20652 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20654 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20655 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20656 instead of REG_UNSAVED for DW_CFA_undefined.
20657 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20658 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20661 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20664 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20665 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20666 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20668 2009-04-04 Richard Guenther <rguenther@suse.de>
20670 PR tree-optimization/8781
20671 PR tree-optimization/37892
20672 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20673 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20674 (valueize_refs): Call it for *& valueizations.
20675 (shared_reference_ops_from_ref): Rename to ...
20676 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20677 (shared_reference_ops_from_call): Rename to ...
20678 (valueize_shared_reference_ops_from_call): ... this and valueize.
20679 (vn_reference_lookup): Update.
20680 (visit_reference_op_call): Likewise.
20681 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20682 (eliminate): Value-replace the call address in call statements.
20684 2009-04-04 Richard Guenther <rguenther@suse.de>
20686 PR tree-optimization/39636
20687 * tree-ssa-forwprop.c
20688 (forward_propagate_addr_into_variable_array_index): Check for
20689 GIMPLE_ASSIGN before accessing the rhs code.
20691 2009-04-03 Jason Merrill <jason@redhat.com>
20693 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20695 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20697 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20698 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20699 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20700 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20701 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20702 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20703 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20704 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20705 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20706 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20707 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20708 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20709 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20710 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20711 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20712 Use fr_reg_or_fp01_operand instead of fr_register_operand
20714 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20715 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20716 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20718 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20720 PR rtl-optimization/39607
20721 PR rtl-optimization/39631
20725 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20726 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20727 instead of DF_LR_OUT.
20728 * ira-lives.c (process_bb_node_lives): Ditto.
20729 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20730 instead of DF_LR_{OUT,IN}.
20731 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20732 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20734 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20736 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20737 (execute_lower_omp): Always run but take the short way out if -fopenmp
20739 (gate_lower_omp): Remove, forcing the pass manager to always run the
20740 pass and always set PROP_gimple_lomp.
20741 (pass_lower_omp): Remove gate function.
20742 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20743 PROP_trees. Instead, require it.
20744 * ipa-cp.c (pass_ipa_cp): Likewise.
20745 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20746 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20747 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20748 and PROP_gimple_leh.
20750 2009-04-03 Richard Guenther <rguenther@suse.de>
20752 PR middle-end/13146
20753 PR tree-optimization/23940
20754 PR tree-optimization/33237
20755 PR middle-end/33974
20756 PR middle-end/34093
20757 PR tree-optimization/36201
20758 PR tree-optimization/36230
20759 PR tree-optimization/38049
20760 PR tree-optimization/38207
20761 PR tree-optimization/38230
20762 PR tree-optimization/38301
20763 PR tree-optimization/38585
20764 PR middle-end/38895
20765 PR tree-optimization/38985
20766 PR tree-optimization/39299
20767 * tree-ssa-structalias.h: Remove.
20768 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20769 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20770 (struct vuse_element_d): Remove.
20771 (struct vuse_vec_d): Likewise.
20772 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20773 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20774 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20775 VUSE_ELEMENT_VAR): Likewise.
20776 (struct voptype_d): Likewise.
20777 (NUM_VOP_FREE_BUCKETS): Likewise.
20778 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20779 (struct stmt_operands_d): Remove.
20780 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20781 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20782 VDEF_NUM, VDEF_VECT): Likewise.
20783 (copy_virtual_operands): Remove.
20784 (operand_build_cmp): Likewise.
20785 (create_ssa_artificial_load_stmt): Likewise.
20786 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20787 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20788 vuse_index and mayuse_index members. Pack and move done and iter_type
20789 members to the front.
20790 (SSA_OP_VMAYUSE): Remove.
20791 (SSA_OP_VIRTUAL_USES): Adjust.
20792 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20793 (unlink_stmt_vdef): Declare.
20794 (add_to_addressable_set): Remove.
20795 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20796 (vrp_visit_stmt): Likewise.
20797 * doc/tree-ssa.texi (Alias analysis): Update.
20798 * doc/invoke.texi (max-aliased-vops): Remove docs.
20799 (avg-aliased-vops): Likewise.
20800 * tree-into-ssa.c (syms_to_rename): Remove.
20801 (need_to_update_vops_p): Likewise.
20802 (need_to_initialize_update_ssa_p): Rename to ...
20803 (update_ssa_initialized_fn): ... this. Track function we are
20805 (symbol_marked_for_renaming): Simplify.
20806 (add_new_name_mapping): Do not set need_to_update_vops_p.
20807 (dump_currdefs): Use SYMS_TO_RENAME.
20808 (rewrite_update_stmt): Always walk all uses/defs.
20809 (dump_update_ssa): Adjust.
20810 (init_update_ssa): Take function argument. Track what we are
20812 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20813 (create_new_def_for): Initialize for cfun, assert we are initialized
20815 (mark_sym_for_renaming): Simplify.
20816 (mark_set_for_renaming): Do not initialize update-ssa.
20817 (need_ssa_update_p): Simplify. Take function argument.
20818 (name_mappings_registered_p): Assert we ask for the correct function.
20819 (name_registered_for_update_p): Likewise.
20820 (ssa_names_to_replace): Likewise.
20821 (release_ssa_name_after_update_ssa): Likewise.
20822 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20823 (dump_decl_set): Do not print a newline.
20824 (debug_decl_set): Do it here.
20825 (dump_update_ssa): And here.
20826 * tree-ssa-loop-im.c (move_computations): Adjust.
20827 (movement_possibility): Likewise.
20828 (determine_max_movement): Likewise.
20829 (gather_mem_refs_stmt): Likewise.
20830 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20831 or NAME_MEMORY_TAG.
20832 * tree-complex.c (update_all_vops): Remove.
20833 (expand_complex_move): Adjust.
20834 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20835 Simplify test for memory referencing statement. Exclude
20836 non-invariant ADDR_EXPRs.
20837 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20838 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20839 (rdg_flag_uses): Likewise.
20840 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20842 (tree_optimize_tail_calls_1): Also split the
20843 edge from the entry block if we have degenerate PHI nodes in
20844 the first basic block.
20845 * tree.c (init_ttree): Remove memory-tag related code.
20846 (tree_code_size): Likewise.
20847 (tree_node_structure): Likewise.
20848 (build7_stat): Re-write to be build6_stat.
20849 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20850 (SSA_VAR_P): Adjust.
20851 (struct tree_memory_tag): Remove.
20852 (struct tree_memory_partition_tag): Likewise.
20853 (union tree_node): Adjust.
20854 (build7): Re-write to be build6.
20855 * tree-pass.h (pass_reset_cc_flags): Remove.
20856 (TODO_update_address_taken): New flag.
20857 (pass_simple_dse): Remove.
20858 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20859 * params.h (MAX_ALIASED_VOPS): Remove.
20860 (AVG_ALIASED_VOPS): Likewise.
20861 * omp-low.c (expand_omp_taskreg): Update SSA form.
20862 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20863 aliases the lhs in a copy stmt.
20864 * tree-ssa-dse.c (struct address_walk_data): Remove.
20865 (memory_ssa_name_same): Likewise.
20866 (memory_address_same): Likewise.
20867 (get_kill_of_stmt_lhs): Likewise.
20868 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20869 unused stores. Look through PHI nodes into post-dominated regions.
20870 (dse_optimize_stmt): Simplify. Properly remove stores.
20871 (tree_ssa_dse): Compute dominators.
20872 (execute_simple_dse): Remove.
20873 (pass_simple_dse): Likewise.
20874 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20875 gimple_loaded_syms and gimple_stored_syms computation.
20876 * toplev.c (dump_memory_report): Dump alias and pta stats.
20877 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20878 (vn_reference_eq): Likewise.
20879 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20880 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20881 valueize_vuses): Remove.
20882 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20883 (get_def_ref_stmt_vuse): ... this.
20884 (vn_reference_lookup_2): New function.
20885 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20886 walking equivalent vuses. Simplify.
20887 (vn_reference_lookup): Likewise.
20888 (vn_reference_insert): Likewise.
20889 (vn_reference_insert_pieces): Likewise.
20890 (visit_reference_op_call): Simplify.
20891 (visit_reference_op_load): Likewise.
20892 (visit_reference_op_store): Likewise.
20893 (init_scc_vn): Remove shared_lookup_vuses initialization.
20894 (free_scc_vn): Remove shared_lookup_vuses freeing.
20895 (sort_vuses, sort_vuses_heap): Remove.
20896 (get_ref_from_reference_ops): Export.
20897 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20898 vector with single vuse pointer.
20899 (vn_reference_lookup_pieces, vn_reference_lookup,
20900 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20901 (shared_vuses_from_stmt): Remove.
20902 (get_ref_from_reference_ops): Declare.
20903 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20904 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20905 memory-tag related code.
20906 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20907 (likely_value): Add comment, skip static-chain of call statements.
20908 (surely_varying_stmt_p): Adjust.
20909 (gimplify_and_update_call_from_tree): Likewise.
20910 (execute_fold_all_builtins): Do not rebuild alias info.
20911 (gimplify_and_update_call_from_tree): Properly update VOPs.
20912 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20913 (copy_ref_info): Remove memory-tag related code.
20914 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20915 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20916 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20918 * tree-ssa-dom.c (gimple_p): Remove typedef.
20919 (eliminate_redundant_computations): Adjust.
20920 (record_equivalences_from_stmt): Likewise.
20921 (avail_expr_hash): Likewise.
20922 (avail_expr_eq): Likewise.
20923 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20924 (stmt_makes_single_load): Likewise.
20925 (stmt_makes_single_store): Likewise.
20926 * tree-ssa-alias.c: Rewrite completely.
20927 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20928 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20929 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20930 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20931 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20932 Remove public functions.
20933 (pass_reset_cc_flags): Remove.
20934 (pass_build_alias): Move ...
20935 * tree-ssa-structalias.c (pass_build_alias): ... here.
20936 * tree-ssa-alias.c (may_be_aliased): Move ...
20937 * tree-flow-inline.h (may_be_aliased): ... here.
20938 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20939 count_uses_and_derefs): Move ...
20940 * gimple.c: ... here.
20941 * gimple.h (count_uses_and_derefs): Declare.
20942 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20943 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20944 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20945 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20946 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20947 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20948 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20950 * tree-dfa.c (refs_may_alias_p): Move ...
20951 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20952 * tree-ssa-alias.h: New file.
20953 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20954 (statement_sink_location): Likewise.
20955 * opts.c (decode_options): Do not adjust max-aliased-vops or
20956 avg-aliased-vops values.
20957 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20958 (TV_CALL_CLOBBER): Likewise.
20959 (TV_FLOW_SENSITIVE): Likewise.
20960 (TV_FLOW_INSENSITIVE): Likewise.
20961 (TV_MEMORY_PARTITIONING): Likewise.
20962 (TV_ALIAS_STMT_WALK): New timevar.
20963 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20964 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20965 (get_address_description): Remove memory-tag related code.
20966 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20967 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20968 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20969 and immediate uses in statements. Document.
20970 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20971 (dump_symbols): Remove.
20972 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20973 * alias.c (get_deref_alias_set): New function split out from ...
20974 (get_alias_set): ... here.
20975 * alias.h (get_deref_alias_set): Declare.
20976 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20977 type parameter. Remove restrict pointer handling. Create a
20978 ref-all pointer in case type-based alias sets do not conflict.
20979 (vect_analyze_data_refs): Remove SMT related code.
20980 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20981 (vectorizable_load): Likewise.
20982 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20983 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20984 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20985 Ignore vops and SMTs.
20986 (dr_analyze_alias): Likewise..
20987 (free_data_ref): Likewise.
20988 (create_data_ref): Likewise.
20989 (analyze_all_data_dependences): Likewise.
20990 (get_references_in_stmt): Adjust.
20991 * tree-flow-inline.h (gimple_aliases_computed_p,
20992 gimple_addressable_vars, gimple_call_clobbered_vars,
20993 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20994 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20995 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20996 gimple_mem_ref_stats): Remove.
20997 (gimple_vop): New function.
20998 (op_iter_next_use): Remove vuses and mayuses cases.
20999 (op_iter_next_def): Remove vdefs case.
21000 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21001 (clear_and_done_ssa_iter): Do not set removed fields.
21002 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21003 Assert we are not iterating over vuses or vdefs if not also
21004 iterating over uses or defs.
21005 (op_iter_init_use): Likewise.
21006 (op_iter_init_def): Likewise.
21007 (op_iter_next_vdef): Remove.
21008 (op_iter_next_mustdef): Likewise.
21009 (op_iter_init_vdef): Likewise.
21010 (compare_ssa_operands_equal): Likewise.
21011 (link_use_stmts_after): Handle vuse operand.
21012 (is_call_used): Use is_call_clobbered.
21013 (is_call_clobbered): Global variables are always call clobbered,
21014 query the call-clobbers bitmap.
21015 (mark_call_clobbered): Ignore global variables.
21016 (clear_call_clobbered): Likewise.
21017 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21018 virtual operands sanity check.
21019 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21021 (TARGET_MEM_REF): Remove TMR_TAG operand.
21022 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21023 Remove call-clobber related code.
21024 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21025 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21026 partitions or escape reason.
21027 (get_single_def_stmt, get_single_def_stmt_from_phi,
21028 get_single_def_stmt_with_phi): Remove.
21029 (dump_referenced_vars): Tidy.
21030 (get_ref_base_and_extent): Allow bare decls.
21031 (collect_dfa_stats): Adjust.
21032 * graphite.c (rename_variables_in_stmt): Adjust.
21033 (graphite_copy_stmts_from_block): Likewise.
21034 (translate_clast): Likewise.
21035 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21037 (translate_vuse_through_block): Use the oracle.
21038 (phi_translate_1): Adjust.
21039 (value_dies_in_block_x): Use the oracle. Cache the outcome
21041 (valid_in_sets): Check if the VUSE for
21042 a REFERENCE is available.
21043 (eliminate): Do not remove stmts during elimination,
21044 instead queue and remove them afterwards.
21045 (do_pre): Do not rebuild alias info.
21046 (pass_pre): Run TODO_rebuild_alias before PRE.
21047 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21048 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21049 (mark_all_v_defs_stmt): Remove.
21050 (mark_all_v_defs_seq): Adjust.
21051 (sra_replace): Likewise.
21052 (scalarize_use): Likewise.
21053 (scalarize_copy): Likewise.
21054 (scalarize_init): Likewise.
21055 (scalarize_ldst): Likewise.
21056 (todoflags): Remove.
21057 (tree_sra): Do not rebuild alias info.
21058 (tree_sra_early): Adjust.
21059 (pass_sra): Run TODO_update_address_taken before SRA.
21060 * tree-predcom.c (set_alias_info): Remove.
21061 (prepare_initializers_chain): Do not call it.
21062 (mark_virtual_ops_for_renaming): Adjust.
21063 (mark_virtual_ops_for_renaming_list): Remove.
21064 (initialize_root_vars): Adjust.
21065 (initialize_root_vars_lm): Likewise.
21066 (prepare_initializers_chain): Likewise.
21067 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21068 (may_propagate_copy_into_stmt): Likewise.
21069 (merge_alias_info): Do nothing for now.
21070 (propagate_tree_value_into_stmt): Adjust.
21071 (stmt_may_generate_copy): Likewise.
21072 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21073 not mark symbols for renaming.
21074 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21075 with the same statement, make sure to update the new pointed-to one.
21076 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21077 call statements, do not mark symbols for renaming.
21078 (mark_operand_necessary): Dump something.
21079 (ref_may_be_aliased): New function.
21080 (mark_aliased_reaching_defs_necessary_1): New helper function.
21081 (mark_aliased_reaching_defs_necessary): Likewise.
21082 (mark_all_reaching_defs_necessary_1): Likewise.
21083 (mark_all_reaching_defs_necessary): Likewise.
21084 (propagate_necessity): Do not process virtual PHIs. For
21085 non-aliased loads mark all reaching definitions as necessary.
21086 For aliased loads and stores mark the immediate dominating
21087 aliased clobbers as necessary.
21088 (visited): New global static.
21089 (perform_tree_ssa_dce): Free visited bitmap after propagating
21091 (remove_dead_phis): Perform simple dead virtual PHI removal.
21092 (remove_dead_stmt): Properly unlink virtual operands when
21094 (eliminate_unnecessary_stmts): Schedule PHI removal after
21096 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21097 (process_replaceable): Likewise.
21098 (find_replaceable_in_bb): Likewise.
21099 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21100 based on the single gimple vop.
21101 (verify_flow_insensitive_alias_info): Remove.
21102 (verify_flow_sensitive_alias_info): Likewise.
21103 (verify_call_clobbering): Likewise.
21104 (verify_memory_partitions): Likewise.
21105 (verify_alias_info): Likewise.
21106 (verify_ssa): Adjust..
21107 (execute_update_addresses_taken): Export. Update SSA
21108 manually. Optimize only when optimizing. Use a local bitmap.
21109 (pass_update_address_taken): Remove TODO_update_ssa, add
21111 (pass_update_address_taken): Just use TODO_update_address_taken.
21112 (init_tree_ssa): Do not initialize addressable_vars.
21113 (verify_ssa): Verify new VUSE / VDEF properties.
21114 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21115 Do not call verify_alias_info.
21116 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21117 Do not free the loaded and stored syms bitmaps. Reset the escaped
21118 and callused solutions. Do not free addressable_vars.
21119 Remove memory-tag related code.
21120 (warn_uninitialized_var): Aliases are always available.
21121 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21122 * lambda-code.c (can_put_in_inner_loop): Adjust.
21123 (can_put_after_inner_loop): Likewise.
21124 (perfect_nestify): Likewise.
21125 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21126 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21127 (vectorizable_conversion): Do not mark symbols for renaming.
21128 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21129 (expand_call_inline): Unlink the calls virtual operands before
21131 (tree_function_versioning): Do not call update_ssa if we are not
21132 updating clones. Simplify.
21133 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21134 (propagate_with_phi): Likewise..
21135 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21136 clobber code. Assert we are not aliased or global.
21137 * tree-flow.h: Include tree-ssa-alias.h
21138 (enum escape_type): Remove.
21139 (struct mem_sym_stats_d): Likewise.
21140 (struct mem_ref_stats_d): Likewise.
21141 (struct gimple_df): Add vop member. Remove global_var,
21142 call_clobbered_vars, call_used_vars, addressable_vars,
21143 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21144 escaped and callused members.
21145 (struct ptr_info_def): Remove all members, add points-to solution
21147 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21148 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21149 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21150 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21151 (tree-ssa-alias.o): Likewise.
21152 (toplev.o): Add tree-ssa-alias.h
21153 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21154 * gimple.c (gimple_set_bb): Fix off-by-one error.
21155 (is_gimple_reg): Do not handle memory tags.
21156 (gimple_copy): Also copy virtual operands.
21157 Delay updating the statement. Do not reset loaded and stored syms.
21158 (gimple_set_stored_syms): Remove.
21159 (gimple_set_loaded_syms): Likewise.
21160 (gimple_call_copy_skip_args): Copy the virtual operands
21161 and mark the new statement modified.
21162 * tree-ssa-structalias.c (may_alias_p): Remove.
21163 (set_uids_in_ptset): Take the alias set to prune with as
21164 parameter. Fold in the alias test of may_alias_p.
21165 (compute_points_to_sets): Compute whether a ptr is dereferenced
21166 in a local sbitmap.
21167 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21168 other ADDRESSOF constraints on the lhs.
21169 (get_constraint_for_component_ref): Assert that we don't get
21170 ADDRESSOF constraints from the base of the reference.
21171 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21172 (struct variable_info): Remove collapsed_to member.
21173 (get_varinfo_fc): Remove.
21174 (new_var_info): Do not set collapsed_to.
21175 (dump_constraint): Do not follow cycles.
21176 (dump_constraint_graph): Likewise.
21177 (build_pred_graph): Likewise.
21178 (build_succ_graph): Likewise.
21179 (rewrite_constraints): Likewise.
21180 (do_simple_structure_copy): Remove.
21181 (do_rhs_deref_structure_copy): Remove.
21182 (do_lhs_deref_structure_copy): Remove.
21183 (collapse_rest_of_var): Remove.
21184 (do_structure_copy): Re-implement.
21185 (pta_stats): New global variable.
21186 (dump_pta_stats): New function.
21187 (struct constraint_expr): Make offset signed.
21188 (UNKNOWN_OFFSET): Define special value.
21189 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21190 (solution_set_expand): New helper function split out from ...
21191 (do_sd_constraint): ... here.
21192 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21193 (do_ds_constraint): Likewise.
21194 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21195 and CALLUSED = *CALLUSED.
21196 (set_union_with_increment): Make inc argument signed.
21197 (type_safe): Remove.
21198 (get_constraint_for_ptr_offset): Handle unknown and negative
21200 (first_vi_for_offset): Handle offsets before start. Bail
21201 out early for offsets beyond the variable extent.
21202 (first_or_preceding_vi_for_offset): New function.
21203 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21204 Together with ESCAPED = *ESCAPED this properly computes reachability.
21205 (find_what_var_points_to): New function.
21206 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21207 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21208 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21209 pt_solutions_intersect): New functions.
21210 (compute_call_used_vars): Remove.
21211 (compute_may_aliases): New main entry into PTA computation.
21212 * gimple.h (gimple_p): New typedef.
21213 (struct gimple_statement_base): Remove references_memory_p.
21214 (struct gimple_statement_with_memory_ops_base): Remove
21215 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21217 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21218 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21219 gimple_set_references_memory): Remove.
21220 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21221 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21223 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21224 (verify_expr): Allow RESULT_DECL.
21225 (gimple_duplicate_bb): Do not copy virtual operands.
21226 (gimple_duplicate_sese_region): Adjust.
21227 (gimple_duplicate_sese_tail): Likewise.
21228 (mark_virtual_ops_in_region): Remove.
21229 (move_sese_region_to_fn): Do not call it.
21230 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21231 and pass_simple_dse.
21232 (execute_function_todo): Handle TODO_update_address_taken,
21233 call execute_update_addresses_taken for TODO_rebuild_alias.
21234 (execute_todo): Adjust.
21235 (execute_one_pass): Init dump files early.
21236 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21238 (create_general_new_stmt): Clear vops.
21239 * tree-ssa-reassoc.c (get_rank): Adjust.
21240 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21241 symbols for renaming.
21242 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21243 (PARAM_AVG_ALIASED_VOPS): Likewise.
21244 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21245 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21246 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21247 (operand_build_cmp, copy_virtual_operands,
21248 create_ssa_artificial_load_stmt, add_to_addressable_set,
21249 gimple_add_to_addresses_taken): Remove public functions.
21250 (unlink_stmt_vdef): New function.
21252 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21254 * config.gcc (powerpc-*-linux*): Merge variants.
21256 2009-04-02 Chao-ying Fu <fu@mips.com>
21257 James Grosbach <james.grosbach@microchip.com>
21259 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21260 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21262 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21263 keep_interrupts_masked_p, use_debug_exception_return_p.
21264 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21265 keep_interrupts_masked, use_debug_exception_return.
21266 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21267 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21269 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21270 (mips_print_operand): Process COP0 registers to print $0 .. $31
21271 correctly for GAS to process.
21272 (mips_interrupt_extra_call_saved_reg_p): New function.
21273 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21275 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21276 (mips_compute_frame_info): Add supports for interrupt context that
21277 includes doubleword accumulators and COP0 registers.
21278 (mips_for_each_saved_acc): New function.
21279 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21280 mips_for_each_saved_reg.
21281 (mips_save_reg): Save accumulators.
21282 (mips_kernel_reg_p): A new for_each_rtx callback.
21283 (mips_expand_prologue): Support interrupt handlers.
21284 (mips_restore_reg): Restore accumulators.
21285 (mips_expand_epilogue): Support interrupt handlers.
21286 (mips_can_use_return_insn): Return false for interrupt handlers.
21287 (mips_epilogue_uses): New function.
21288 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21289 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21290 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21291 cop0_move): New instructions.
21292 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21293 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21295 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21297 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21298 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21299 interrupt handlers, we use K0 as the temporary register.
21300 (EPILOGUE_USES): Change to a function call.
21301 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21302 handlers, we use K0 as the temporary register.
21304 * doc/extend.texi (Function Attributes): Document interrupt,
21305 use_shadow_register_set, keep_interrupts_masked,
21306 use_debug_exception_return for MIPS attributes.
21308 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21310 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21311 Remove a number of t-files from tmake_file.
21312 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21313 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21314 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21315 target_prototype, not TARGET_PROTOTYPE.
21316 (LINK_OS_GNU_SPEC): Define.
21317 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21318 and darwin-ldoubdle.c.
21320 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21323 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21324 (cpp_options): Ditto.
21325 (default_compilers): Ditto.
21326 (display_help): Ditto.
21327 (process_command): Ditto.
21328 (do_spec_1): Ditto.
21329 (set_input): Use lbasename instead of duplicate code.
21330 (save_temps_prefix): New static for -save-temps=obj.
21331 (save_temps_length): Ditto.
21333 * doc/invoke.texi (-save-temps=obj): Document new variant to
21334 -save-temps switch.
21336 2009-04-02 Jeff Law <law@redhat.com>
21338 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21341 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21343 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21344 * configure: Regenerated.
21346 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21348 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21349 share the argument list.
21351 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21355 2009-02-12 Diego Novillo <dnovillo@google.com>
21357 * varpool.c (debug_varpool): New.
21358 * cgraph.h (debug_varpool): Declare.
21360 2009-04-02 Jan Hubicka <jh@suse.cz>
21362 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21365 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21367 * config/i386/i386.c (ix86_abi): Move initialization to ...
21368 (override_options): Here.
21370 2009-04-02 Christian Bruel <christian.bruel@st.com>
21372 * config/sh/sh.c (sh_dwarf_register_span): New function.
21373 (TARGET_DWARF_REGISTER_SPAN): Define.
21374 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21376 2009-04-02 Ira Rosen <irar@il.ibm.com>
21378 PR tree-optimization/39595
21379 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21380 interleaved loads group is not greater than the SLP group size.
21382 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21384 * builtins.c (is_builtin_name): New.
21385 (called_as_built_in): Use is_builtin_name.
21386 * tree.h (is_builtin_name): New.
21387 * varasm.c (incorporeal_function_p): Use is_builtin_name
21389 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21391 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21393 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21396 * c-decl.c (clone_underlying_type): Move this ...
21397 * c-common.c (set_underlying_type): ... here.
21398 Also, make sure the function properly sets TYPE_STUB_DECL() on
21399 the newly created typedef variant type.
21400 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21401 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21404 2009-04-02 Richard Guenther <rguenther@suse.de>
21406 PR tree-optimization/37221
21407 * tree-flow.h (degenerate_phi_result): Declare.
21408 * tree-ssa-dom.c (degenerate_phi_result): Export.
21409 * tree-scalar-evolution.c (analyze_initial_condition): If
21410 the initial condition is defined by a degenerate PHI node
21411 use the degenerate value.
21413 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21415 PR rtl-optimization/39588
21416 * combine.c (merge_outer_ops): Do not set the constant when this
21418 (simplify_shift_const_1): Do not modify it either in this case.
21420 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21422 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21423 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21425 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21428 * c-lex.c (interpret_float): Default (no suffix) is double.
21430 2009-04-1 Xinliang David Li <davidxl@google.com>
21432 * config/i386/i386.c (legitimate_constant_p): Recognize
21433 all one vector constant.
21435 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21437 * config/vax/vax.c: Add #includes to silence warnings.
21438 Change #include order to silence two warnings.
21440 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21442 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21443 (ASM_SPEC): Pass -k to the assembler for PIC code.
21445 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21447 * config.gcc: Add vax-*-linux* to the switch.
21448 * config/vax/linux.h: New file. (TARGET_VERSION,
21449 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21451 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21453 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21454 Use predicate macros instead of GET_CODE() == foo.
21455 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21456 ashlsi3, rotrsi3, <unnamed>): Likewise.
21458 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21460 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21461 jbbccihi, jbbccisi): Remova trailing whitespace.
21462 * config/vax/constraints.md: Likewise.
21463 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21464 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21465 * config/vax/predicates.md: Likewise.
21466 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21467 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21468 * config/vax/vax.h: Likewise.
21469 * config/vax/vax.md (nonlocal_goto): Likewise.
21471 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21473 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21474 (indirectable_address_p, adjacent_operands_p): Add spaces around
21476 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21478 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21480 * config/vax/vax.c (legitimate_constant_address_p,
21481 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21482 index_term_p, reg_plus_index_p, legitimate_address_p,
21483 vax_mode_dependent_address_p): Update comments to match functions
21484 modified by the recent int->bool conversion.
21486 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21488 * config/vax/builtins.md: Update copyright message.
21489 * config/vax/constraints.md: Likewise.
21490 * config/vax/netbsd-elf.h: Likewise.
21491 * config/vax/predicates.md: Likewise.
21492 * config/vax/vax-protos.h: Likewise.
21493 * config/vax/vax.c: Likewise.
21494 * config/vax/vax.h: Likewise.
21495 * config/vax/vax.md: Likewise.
21496 * config/vax/vax.opt: Likewise.
21498 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21500 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21501 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21502 * config/vax/constraints.md (B, R): Likewise.
21503 * config/vax/predicates.md (external_memory_operand,
21504 nonimmediate_addsub_di_operand): Likewise.
21505 * config/vax/vax.c (vax_output_int_add): Likewise.
21506 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21507 untyped_call): Likewise.
21509 2009-04-01 Matt Thomas <matt@3am-software.com>
21511 * config/vax/predicates.md: New file.
21512 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21513 external_const_operand, nonsymbolic_operand, external_memory_operand,
21514 indirect_memory_operand, indexed_memory_operand,
21515 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21516 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21518 * config/vax/constraints.md: New file.
21519 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21521 * config/vax/builtins.md: New file.
21522 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21523 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21525 * config/vax/vax.opt (mqmath): Add option.
21526 * config/vax/vax.md (isfx): Extend with DI.
21527 (VAXintQH, VAXintQHSD): Define.
21528 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21529 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21530 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21531 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21532 (movdi): Update constraints and use vax_output_int_move().
21533 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21534 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21535 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21536 nonlocal_goto): New.
21537 (mov<mode>): Extend accepted operand types.
21538 (subdi3_old): Rename from subdi3, change update constraints and use
21539 a new implementation.
21540 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21541 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21542 MOVE_RATIO, CLEAR_RATIO): Define.
21543 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21544 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21545 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21546 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21547 (split_quadword_operands): Make static and really allow variable
21549 (print_operand_address): Update for PIC generation.
21550 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21551 indexable_address_p, fixup_mathdi_operand,
21552 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21553 (vax_float_literal, legitimate_constant_p,
21554 indirectable_constant_address_p, index_term_p,
21555 reg_plus_index_p): Return bool instead of int.
21556 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21558 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21560 (vax_output_conditional_branch): Indent.
21561 (legitimate_constant_address_p, indirectable_constant_address_p,
21562 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21563 vax_mode_dependent_address_p): Return bool instead of int, update for
21565 * config/vax/vax-protos.h (legitimate_constant_address_p,
21566 legitimate_constant_p, legitimate_address_p,
21567 vax_mode_dependent_address_p): Change declaration to bool.
21568 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21569 vax_expand_addsub_di_operands, vax_output_int_subtract,
21570 vax_output_movmemsi): Declare.
21571 (split_quadword_operands, vax_float_literal): Delete declaration.
21572 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21573 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21574 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21575 ASM_OUTPUT_DWARF_PCREL): Define.
21576 (ASM_SPEC): Change definition to allow PIC generation.
21578 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21580 * doc/sourcebuild.texi: Update front-end requirements.
21582 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21585 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21586 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21587 (booldi3_internal3): Use boolean_or_operator instead of
21590 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21593 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21594 declarator whose size is not an integer constant expression but
21595 folds to an integer constant, then treat it as a constant
21598 2009-04-01 Richard Guenther <rguenther@suse.de>
21600 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21601 i * 4 + 2 to (i * 2 + 1) * 2.
21603 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21606 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21607 return if c_parser_asm_string_literal returned NULL.
21609 2009-04-01 Nick Clifton <nickc@redhat.com>
21611 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21613 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21614 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21615 other typedefs to avoid conflicts with libgcc2.c. Define labels
21616 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21618 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21619 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21622 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21624 * varasm.c (default_function_rodata_section): Declare DOT as
21627 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21628 Andrey Galkin <agalkin@hypercom.com>
21631 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21632 Make object_name unique for each process.
21634 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21637 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21638 addressable variables in the parallel that could go out of scope while
21639 running queued tasks.
21641 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21643 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21644 (CASE_VALUES_THRESHOLD): Redefine.
21645 * config/avr/avr.c (avr_override_options): Remove initialization of
21646 avr_case_values_threshold variable.
21647 (avr_case_values_threshold): Remove variable. Add new function.
21648 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21649 * config/avr/avr.opt (mno-tablejump): Remove option.
21650 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21652 2009-04-01 DJ Delorie <dj@redhat.com>
21654 * varasm.c (default_function_rodata_section): Don't assume
21655 anything about where the first '.' in the section name is.
21657 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21659 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21660 rs6000_emit_stack_tie.
21662 2009-03-31 Ian Lance Taylor <iant@google.com>
21664 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21665 gimple_code with GIMPLE_RESX, not RESX.
21667 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21669 * c-common.c (c_get_ident): New.
21670 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21672 2009-04-01 Ben Elliston <bje@au.ibm.com>
21674 * config/rs6000/sysv4.opt (msdata): Improve option description.
21676 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21678 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21679 (divdf3_internal_lat): Remove.
21680 (divxf3_internal_lat): Remove.
21681 (divxf3_internal_thr): Remove.
21682 (divxf): Use divxf3_internal.
21683 * config/ia64/div.md (divsf3_internal_lat): New.
21684 (divdf3_internal_lat): New.
21685 (divxf3_internal): New.
21687 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21690 * Makefile.in (USE_GCC_STDINT): Define.
21691 (stmp-int-hdrs): Install stdint.h if applicable.
21692 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21694 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21695 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21696 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21697 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21698 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21699 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21700 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21701 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21702 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21703 (c_common_nodes_and_builtins): Initialize
21704 underlying_wchar_type_node. Do not initialize
21705 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21706 nodes for new types.
21707 (c_stddef_cpp_builtins): Define macros for new types.
21708 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21710 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21711 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21712 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21713 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21714 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21715 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21716 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21717 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21718 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21719 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21720 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21721 int16_type_node, int32_type_node, int64_type_node,
21722 uint8_type_node, uint16_type_node, c_uint32_type_node,
21723 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21724 int_least32_type_node, int_least64_type_node,
21725 uint_least8_type_node, uint_least16_type_node,
21726 uint_least32_type_node, uint_least64_type_node,
21727 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21728 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21729 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21730 uintptr_type_node): Define.
21731 * c-cppbuiltin.c (builtin_define_constants,
21732 builtin_define_type_minmax): New.
21733 (builtin_define_stdint_macros): Define more macros.
21734 (c_cpp_builtins): Define more limit macros.
21735 (type_suffix): New.
21736 (builtin_define_type_max): Define in terms of
21737 builtin_define_type_minmax. Remove is_long parameter. All
21739 * config.gcc (use_gcc_stdint): Define.
21740 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21741 Add newlib-stdint.h for generic targets.
21742 * config/glibc-stdint.h, config/newlib-stdint.h,
21743 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21744 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21745 * config/score/score.h (UINTPTR_TYPE): Define.
21746 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21747 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21748 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21749 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21750 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21751 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21752 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21753 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21754 * config/spu/spu.h (STDINT_LONG32): Define.
21755 * configure.ac (use_gcc_stdint): Substitute.
21756 * configure: Regenerate.
21757 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21758 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21759 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21760 __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__,
21766 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21767 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21768 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21769 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21770 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21771 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21772 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21773 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21774 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21775 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21776 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21777 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21778 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21779 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21780 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21781 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21782 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21783 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21784 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21785 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21787 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21789 * loop-iv.c (suitable_set_for_replacement): Renamed from
21790 simplify_using_assignment; changed to return bool and to accept new
21791 args DEST and SRC. Return true iff we find a source/destination pair
21792 that can be used to make a replacement, and fill SRC and DEST if so.
21793 Remove arg ALTERED. Don't deal with altered regs here. All callers
21795 (simplify_using_initial_values): Deal with altered regs here and track
21796 more precisely the effect they have on the validity of our expression.
21798 * loop-iv.c (simplify_using_condition): A condition of the form
21799 (EQ REG CONST) can be used to simply make a substitution.
21800 (simplify_using_initial_values): Keep track of conditions we have seen
21801 and keep using them to simplify new expressions, while applying the
21802 same substitutions to them as to the expression.
21804 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21805 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21808 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21809 changed. Use this when trying to improve the upper bound.
21810 Generate the comparison by using simplify_gen_relational.
21812 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21814 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21816 (simplify_using_assignment, simplify_using_initial_values): Call
21817 replace_in_expr to make replacements. Call replace_single_def_regs
21818 once on the initial version of the expression.
21820 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21823 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21825 2009-03-31 Richard Guenther <rguenther@suse.de>
21827 PR middle-end/31029
21828 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21829 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21831 2009-03-31 Richard Guenther <rguenther@suse.de>
21833 * tree.h (div_if_zero_remainder): Declare.
21834 * fold-const.c (div_if_zero_remainder): Export.
21835 * tree-ssa-forwprop.c
21836 (forward_propagate_addr_into_variable_array_index): Handle
21837 constant array index addition outside of the variable index.
21839 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21842 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21843 define_splits, floatunssi<mode>2): Require x87 conversions from
21844 DImode to be permitted.
21846 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21848 PR preprocessor/15638
21849 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21851 2009-03-31 Richard Guenther <rguenther@suse.de>
21853 PR middle-end/23401
21854 PR middle-end/27810
21855 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21856 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21857 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21858 a separate statement.
21859 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21860 (lookup_tmp_var): Likewise.
21861 (is_gimple_formal_tmp_or_call_rhs): Remove.
21862 (is_gimple_reg_or_call_rhs): Rename to ...
21863 (is_gimple_reg_rhs_or_call): ... this.
21864 (is_gimple_mem_or_call_rhs): Rename to ...
21865 (is_gimple_mem_rhs_or_call): ... this.
21866 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21867 DECL_GIMPLE_REG_P only if is_formal is true.
21868 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21869 for non-proper post-modify expression gimplification.
21870 (gimplify_self_mod_expr): For post-modify expressions gimplify
21871 the lvalue to a minimal lvalue.
21872 (rhs_predicate_for): Remove formal temp case.
21873 (gimplify_modify_expr_rhs): Likewise.
21874 (gimplify_addr_expr): Use is_gimple_reg.
21875 (gimplify_expr): Remove formal temp cases.
21876 (gimple_regimplify_operands): Likewise.
21877 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21878 and FILTER_EXPR like constants.
21879 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21881 (is_gimple_formal_tmp_rhs): Remove.
21882 (is_gimple_reg_rhs): Remove special casing.
21883 (is_gimple_mem_rhs): Fix.
21884 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21885 (is_gimple_formal_tmp_var): Remove.
21886 (is_gimple_formal_tmp_reg): Likewise.
21887 (is_gimple_min_lval): Allow invariant component ref parts.
21888 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21889 is_gimple_formal_tmp_reg): Remove declarations.
21890 * tree-cfg.c (verify_expr): Verify that variables with address
21891 taken do not have DECL_GIMPLE_REG_P set.
21892 * tree-mudflap.c (mf_build_check_statement_for): Use
21893 force_gimple_operand instead of gimplify_expr.
21895 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21897 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21898 schedulable rows to compute_split_row.
21900 2009-03-31 Ben Elliston <bje@au.ibm.com>
21903 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21906 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21908 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21909 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21910 * configure: Regenerate.
21911 * config.in: Regenerate.
21912 * config/rs6000/rs6000.opt (mtls-markers): Add.
21913 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21914 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21915 (tls_ld_aix, tls_ld_sysv): Likewise.
21916 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21917 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21919 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21921 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21923 2009-03-30 Jan Hubicka <jh@suse.cz>
21925 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21927 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21928 detection and label handling.
21930 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21932 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21933 left_conflicts_size.
21934 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21935 ALLOCNO_LEFT_CONFLICTS_SIZE.
21937 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21938 remove_allocno_from_bucket_and_push,
21939 allocno_spill_priority_compare, push_allocnos_to_stack,
21940 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21941 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21942 (setup_allocno_left_conflicts_num): Ditto. Rename to
21943 setup_allocno_left_conflicts_size.
21944 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21945 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21946 setup_allocno_left_conflicts_size instead of
21947 setup_allocno_left_conflicts_num.
21949 * ira-build.c (ira_create_allocno): Use
21950 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21951 ALLOCNO_LEFT_CONFLICTS_NUM.
21953 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21955 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21956 instead of DF_LR_OUT.
21958 * ira-lives.c (process_bb_node_lives): Ditto.
21960 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21961 instead of DF_LR_{OUT,IN}.
21963 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21965 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21967 2009-03-30 Jan Hubicka <jh@suse.cz>
21969 * except.c (label_to_region_map): Fix thinko.
21971 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21973 PR middle-end/38237
21974 * tree.h (tree_find_value): New declaration.
21975 * tree.c (tree_find_value): New function.
21976 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21978 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21981 * c-decl.c (struct c_binding): Add locus field.
21982 (bind): Add locus argument, set locus field from it.
21983 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21984 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21985 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21986 implicitly_declare, undeclared_variable, lookup_label,
21987 declare_label, c_make_fname_decl, c_builtin_function,
21988 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21991 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21994 * config/i386/i386.c (classify_argument): Check total size of
21997 2009-03-30 Martin Jambor <mjambor@suse.cz>
21999 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22000 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22001 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22004 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22005 seen_variable_array_ref while also traversing a union.
22007 * tree-inline.c (optimize_inline_calls): Do not call
22008 cgraph_node_remove_callees.
22009 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22010 (pass_remove_cgraph_callee_edges): New variable.
22011 * passes.c (init_optimization_passes): Add
22012 pass_remove_cgraph_callee_edges after early inlining and before all
22013 late intraprocedural passes.
22015 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22017 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22019 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22020 Fix typos in names.
22022 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22024 * combine.c (simplify_comparison): Use have_insn_for.
22025 * dojump.c (do_jump): Likewise.
22027 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22029 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22030 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22031 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22032 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22033 instead of sparc_compare_emitted.
22034 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22035 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22036 instead of sparc_compare_emitted.
22038 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22040 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22041 enter/exit cfglayout mode.
22042 (pass_partition_block): Require it.
22043 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22044 (combine_instructions): Track basic blocks instead of labels.
22045 (update_cfg_for_uncondjump): New.
22046 (try_combine): Use it. Update jumps after rescanning.
22047 (pass_combine): Require PROP_cfglayout.
22048 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22050 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22052 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22053 Provide/destroy PROP_cfglayout respectively.
22054 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22055 * tree-pass.h (PROP_cfglayout): New.
22057 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22059 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22060 fold_convert_const_fixed_from_fixed,
22061 fold_convert_const_fixed_from_int,
22062 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22063 set TREE_CONSTANT_OVERFLOW.
22064 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22065 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22067 2009-03-30 Ira Rosen <irar@il.ibm.com>
22069 * tree-vect-loop-manip.c: New file.
22070 * tree-vectorizer.c: Update documentation and included files.
22071 (vect_loop_location): Make extern.
22072 (rename_use_op): Move to tree-vect-loop-manip.c
22073 (rename_variables_in_bb, rename_variables_in_loop,
22074 slpeel_update_phis_for_duplicate_loop,
22075 slpeel_update_phi_nodes_for_guard1,
22076 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22077 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22078 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22079 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22080 find_loop_location): Likewise.
22081 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22082 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22083 get_vectype_for_scalar_type, vect_is_simple_use,
22084 supportable_widening_operation, supportable_narrowing_operation):
22086 (bb_in_loop_p): Move to tree-vect-loop.c.
22087 (new_loop_vec_info, destroy_loop_vec_info,
22088 reduction_code_for_scalar_code, report_vect_op,
22089 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22090 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22091 (vect_supportable_dr_alignment): Likewise.
22092 * tree-vectorizer.h (tree-data-ref.h): Include.
22093 (vect_loop_location): Declare.
22094 Reorganize function declarations according to the new file structure.
22095 * tree-vect-loop.c: New file.
22096 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22097 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22098 * tree-vect-data-refs.c: New file.
22099 * tree-vect-patterns.c (timevar.h): Don't include.
22100 * tree-vect-stmts.c: New file.
22101 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22102 tree-vect-slp.c, tree-vect-loop.c.
22103 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22104 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22105 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22106 (tree-vect-analyze.o): Remove.
22107 (tree-vect-transform.o): Likewise.
22108 (tree-vect-data-refs.o): Add rule.
22109 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22110 tree-vect-slp.o): Likewise.
22111 (tree-vect-patterns.o): Remove redundant dependencies.
22112 (tree-vectorizer.o): Likewise.
22113 * tree-vect-slp.c: New file.
22115 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22117 * optc-gen.awk: Warn if an option flag has multiple different
22120 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22122 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22123 -floop-block): Document dependences on PPL, CLooG and Graphite.
22125 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22127 PR rtl-optimization/323
22128 * c-common.c (c_fully_fold, convert_and_check,
22129 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22130 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22131 * c-common.def (EXCESS_PRECISION_EXPR): New.
22132 * c-cppbuiltin.c (builtin_define_float_constants): Define
22133 constants with enough digits for long double.
22134 * c-lex.c (interpret_float): Interpret constant with excess
22135 precision where appropriate.
22136 * c-opts.c (c_common_post_options): Set
22137 flag_excess_precision_cmdline. Give an error for
22138 -fexcess-precision=standard for C++ for processors where the
22139 option is significant.
22140 * c-parser.c (c_parser_conditional_expression): Handle excess
22141 precision in condition.
22142 * c-typeck.c (convert_arguments): Handle arguments with excess
22144 (build_unary_op): Move excess precision outside operation.
22145 (build_conditional_expr): Likewise.
22146 (build_compound_expr): Likewise.
22147 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22148 (build_modify_expr): Handle excess precision in RHS.
22149 (convert_for_assignment): Handle excess precision in converted
22151 (digest_init, output_init_element, process_init_element): Handle
22152 excess precision in initializer.
22153 (c_finish_return): Handle excess precision in return value.
22154 (build_binary_op): Handle excess precision in operands and add
22155 excess precision as needed for operation.
22156 * common.opt (-fexcess-precision=): New option.
22157 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22158 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22159 For standard excess precision, output explicit conversion to and
22160 truncation from XFmode.
22161 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22162 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22163 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22164 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22165 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22166 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22167 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22168 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22169 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22170 define_splits, sqrt<mode>2): Disable where appropriate for
22171 standard excess precision.
22172 * convert.c (convert_to_real): Do not shorten arithmetic to type
22173 for which excess precision would be used.
22174 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22175 * doc/invoke.texi (-fexcess-precision=): Document option.
22176 (-mfpmath=): Correct index entry.
22177 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22178 flag_excess_precision): New.
22179 * langhooks.c (lhd_post_options): Set
22180 flag_excess_precision_cmdline.
22181 * opts.c (common_handle_option): Handle -fexcess-precision=.
22182 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22183 init_excess_precision): New.
22184 (lang_dependent_init_target): Call init_excess_precision.
22185 * tree.c (excess_precision_type): New.
22186 * tree.h (excess_precision_type): Declare.
22188 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22191 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22192 non-lvalue to component.
22194 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22196 PR preprocessor/34695
22197 * Makefile.in (c-opts.o): Depend on c-tree.h.
22198 * c-common.c: Move down include of diagnostic.h.
22199 (done_lexing, c_cpp_error): New.
22200 * c-common.h (done_lexing): Declare.
22201 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22203 * c-opts.c: Include c-tree.h.
22204 (c_common_init_options): Set preprocessor error callback.
22205 (c_common_handle_option): Do not set preprocessor
22206 inhibit_warnings, warnings_are_errors, warn_system_headers,
22207 pedantic_errors or inhibit_warnings flags.
22208 (c_common_post_options): Do not check cpp_errors (parse_in).
22209 (c_common_finish): Do not output dependencies if there were
22210 errors. Do not check return value of cpp_finish.
22211 * c-ppoutput.c (pp_file_change): Set input_location.
22212 * c-tree.h (c_cpp_error): Declare.
22213 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22215 (diagnostic_build_prefix): Check override_column.
22216 * diagnostic.h (diagnostic_info): Add override_column field.
22217 (diagnostic_override_column): Define.
22219 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22221 * c-common.c (c_expand_expr, c_staticp): Remove.
22222 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22223 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22224 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22225 * c-gimplify.c (gimplify_compound_literal_expr,
22226 optimize_compound_literals_in_ctor): Remove.
22227 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22228 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22229 * c-semantics.c (emit_local_var): Remove.
22231 * langhooks-def.h (lhd_expand_expr): Remove.
22232 * langhooks.c (lhd_expand_expr): Remove.
22233 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22235 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22236 handling from c-semantics.c; don't call into langhook.
22237 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22238 * gimplify.c (gimplify_compound_literal_expr,
22239 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22240 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22241 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22242 as was done in c-gimplify.c.
22243 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22244 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22245 Move from c-common.h.
22246 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22248 * tree.c (staticp): Do not call langhook.
22249 * langhooks.c (lhd_staticp): Delete.
22250 * langhooks-def.h (lhd_staticp): Delete prototype.
22251 (LANG_HOOKS_STATICP): Delete.
22252 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22254 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22255 instead of DECL_STMTs.
22257 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22265 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22267 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22268 contained expression.
22269 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22270 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22271 conditional expressions for C.
22272 (decl_constant_value_for_optimization): Move from
22273 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22274 whether optimizing and that the expression is a VAR_DECL not of
22275 array type instead of doing such checks in the caller. Do not
22276 check pedantic. Call gcc_unreachable for C++.
22277 * c-common.def (C_MAYBE_CONST_EXPR): New.
22278 * c-common.h (c_fully_fold, c_save_expr,
22279 decl_constant_value_for_optimization): New prototypes.
22280 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22281 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22282 EXPR_INT_CONST_OPERANDS): Define.
22283 * c-convert.c (convert): Strip nops from expression.
22284 * c-decl.c (groktypename): Take extra parameters expr and
22285 expr_const_operands. Update call to grokdeclarator.
22286 (start_decl): Update call to grokdeclarator. Add statement for
22287 expressions used in type of decl.
22288 (grokparm): Update call to grokdeclarator.
22289 (push_parm_decl): Update call to grokdeclarator.
22290 (build_compound_literal): Add parameter non_const and build a
22291 C_MAYBE_COSNT_EXPR if applicable.
22292 (grokdeclarator): Take extra parameters expr and
22293 expr_const_operands. Track expressions used in declaration
22294 specifiers and declarators. Fold array sizes and track whether
22295 they are constant expressions and whether they are integer
22296 constant expressions.
22297 (parser_xref_tag): Set expr and expr_const_operands fields in
22299 (grokfield): Update call to grokdeclarator.
22300 (start_function): Update call to grokdeclarator.
22301 (build_null_declspecs): Set expr and expr_const_operands fields in
22303 (declspecs_add_type): Handle expressions in typeof specifiers.
22304 * c-parser.c (c_parser_declspecs): Set expr and
22305 expr_const_operands fields for declaration specifiers.
22306 (c_parser_enum_specifier): Likewise.
22307 (c_parser_struct_or_union_specifier): Likewise.
22308 (c_parser_typeof_specifier): Likewise. Update call to
22309 groktypename. Fold expression as needed. Return expressions with
22310 type instead of adding statements.
22311 (c_parser_attributes): Update calls to c_parser_expr_list.
22312 (c_parser_statement_after_labels): Fold expression before passing
22313 to objc_build_throw_stmt.
22314 (c_parser_condition): Fold expression.
22315 (c_parser_asm_operands): Fold expression.
22316 (c_parser_conditional_expression): Use c_save_expr. Update call
22317 to build_conditional_expr.
22318 (c_parser_alignof_expression): Update call to groktypename.
22319 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22320 original_code. Fold expression argument of va_arg. Create
22321 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22322 argument to va_arg. Update calls to groktypename. Fold array
22323 index for offsetof. Verify that first argument to
22324 __builtin_choose_expr has integer type.
22325 (c_parser_postfix_expression_after_paren_type): Update calls to
22326 groktypename and build_compound_literal. Handle expressions with
22327 side effects in type name.
22328 (c_parser_postfix_expression_after_primary): Update call to
22329 c_parser_expr_list. Set original_code for calls to
22330 __builtin_constant_p.
22331 (c_parser_expr_list): Take extra parameter fold_p. Fold
22332 expressions if requested.
22333 (c_parser_objc_type_name): Update call to groktypename.
22334 (c_parser_objc_synchronized_statement): Fold expression.
22335 (c_parser_objc_receiver): Fold expression.
22336 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22337 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22338 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22339 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22340 (struct c_typespec): Add elements expr and expr_const_operands.
22341 (struct c_declspecs): Add elements expr and expr_const_operands.
22342 (groktypename, build_conditional_expr, build_compound_literal):
22344 (in_late_binary_op): Declare.
22345 * c-typeck.c (note_integer_operands): New function.
22346 (in_late_binary_op): New variable.
22347 (decl_constant_value_for_broken_optimization): Move to c-common.c
22348 and rename to decl_constant_value_for_optimization.
22349 (default_function_array_conversion): Do not strip nops.
22350 (default_conversion): Do not call
22351 decl_constant_value_for_broken_optimization.
22352 (build_array_ref): Do not fold result.
22353 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22354 result when operand is a VLA.
22355 (c_expr_sizeof_type): Update call to groktypename. Handle
22356 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22357 result when operand names a VLA type.
22358 (build_function_call): Update call to build_compound_literal.
22359 Only fold result for calls to __builtin_* functions. Strip
22360 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22361 the function designator.
22362 (convert_arguments): Fold arguments. Update call to
22363 convert_for_assignment.
22364 (build_unary_op): Handle increment and decrement of
22365 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22366 decrement earlier. Fold operand of increment and decrement.
22367 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22368 built for integer operand. Wrap returns that are INTEGER_CSTs
22369 without being integer constant expressions or that have integer
22370 constant operands without being INTEGER_CSTs.
22371 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22372 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22373 result is an integer constant expression or can be used in
22374 unevaluated parts of one and avoid folding and wrap as
22375 appropriate. Fold operands before possibly doing -Wsign-compare
22377 (build_compound_expr): Wrap result for C99 if operands can be used
22378 in integer constant expressions.
22379 (build_c_cast): Update call to digest_init. Do not ignore
22380 overflow from casting floating-point constants to integers. Wrap
22381 results that could be confused with integer constant expressions,
22382 null pointer constants or floating-point constants.
22383 (c_cast_expr): Update call to groktypename. Handle expressions
22384 included in type name.
22385 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22386 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22387 Update calls to convert_for_assignment.
22388 (convert_for_assignment): Take new parameter
22389 null_pointer_constant. Do not strip nops or call
22390 decl_constant_value_for_broken_optimization. Set
22391 in_late_binary_op for conversions to boolean.
22392 (store_init_value): Update call to digest_init.
22393 (digest_init): Take new parameter null_pointer_constant. Do not
22394 call decl_constant_value_for_broken_optimization. pedwarn for
22395 initializers not constant expressions. Update calls to
22396 convert_for_assignment.
22397 (constructor_nonconst): New.
22398 (struct constructor_stack): Add nonconst element.
22399 (really_start_incremental_init, push_init_level, pop_init_level):
22400 Handle constructor_nonconst and nonconst element.
22401 (set_init_index): Call constant_expression_warning for array
22403 (output_init_element): Fold value. Set constructor_nonconst as
22404 applicable. pedwarn for initializers not constant expressions.
22405 Update call to digest_init. Call constant_expression_warning
22406 where constant initializers are required.
22407 (process_init_element): Use c_save_expr.
22408 (c_finish_goto_ptr): Fold expression.
22409 (c_finish_return): Fold return value. Update call to
22410 convert_for_assignment.
22411 (c_start_case): Fold switch expression.
22412 (c_process_expr_stmt): Fold expression.
22413 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22414 ensure statement expression is not evaluated in constant expression.
22415 (build_binary_op): Track whether results are integer constant
22416 expressions or may occur in such, disable folding and wrap results
22417 as applicable. Fold operands for -Wsign-compare warnings unless
22419 (c_objc_common_truthvalue_conversion): Handle results folded to
22420 integer constants that are not integer constant expressions.
22421 * doc/extend.texi: Document when typeof operands are evaluated,
22422 that condition of __builtin_choose_expr is an integer constant
22423 expression, and more about use of __builtin_constant_p in
22426 2009-03-29 Richard Guenther <rguenther@suse.de>
22428 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22429 propagate addresses of array references.
22431 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22433 * regmove.c (perhaps_ends_bb_p): Remove.
22434 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22435 from INSN and check that the main loop stays within that basic block.
22436 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22437 (regmove_forward_pass): Split out from regmove_optimize. Use
22438 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22439 (regmove_backward_pass): Split out from regmove_optimize. Use
22440 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22441 (regmove_optimize): Simplify.
22443 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22446 * config/i386/i386.c (classify_argument): Ignore flexible array
22447 member in struct and warn ABI change.
22449 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22451 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22453 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22454 (ix86_adjust_cost): Updated.
22456 2009-03-29 Jan Hubicka <jh@suse.cz>
22458 PR middle-end/28850
22459 * tree-pass.h (pass_cleanup_eh): New function.
22460 (remove_unreachable_regions): Break code handling RTL
22461 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22462 that can not be reached by runtime.
22463 (can_be_reached_by_runtime): New function.
22464 (label_to_region_map): New function.
22465 (num_eh_regions): New function.
22466 (rtl_remove_unreachable_regions): New function.
22467 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22468 (remove_eh_region): New function.
22469 * except.h: Include sbitmap and vecprim.
22470 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22471 num_eh_regions): Declare.
22472 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22473 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22474 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22475 (tree_empty_eh_handler_p): New function.
22476 (cleanup_empty_eh): New function.
22477 (cleanup_eh): New function.
22478 (pass_cleanup_eh): New function.
22480 2009-03-29 Jan Hubicka <jh@suse.cz>
22482 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22483 for removed regions.
22485 2009-03-29 Jan Hubicka <jh@suse.cz>
22487 * except.c (dump_eh_tree): Dump all datastructures.
22489 2009-03-29 Jan Hubicka <jh@suse.cz>
22491 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22492 (duplicate_eh_regions_1): Likewise.
22493 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22494 vector; call EH verification.
22495 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22496 Be ready for region being removed.
22498 2009-03-29 Jan Hubicka <jh@suse.cz>
22500 * bitmap.c (bitmap_last_set_bit): New function.
22501 * bitmap.h (bitmap_last_set_bit): Declare.
22503 2009-03-29 David Ayers <ayers@fsfe.org>
22506 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22507 by calling objc_compare_types and surpress warnings about
22508 incompatible C pointers that are compatible ObjC pointers.
22510 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22512 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22513 call initialize_inline_failed.
22514 (initialize_inline_failed): Move it from here ...
22515 * cgraph.c (initialize_inline_failed): ... to here.
22516 (cgraph_create_edge): Call initialize_inline_failed rather than
22517 setting inline_failed directly.
22519 2009-03-29 Ben Elliston <bje@au.ibm.com>
22522 * sysv4.opt (msdata): Improve comment.
22523 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22524 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22526 2009-03-29 Ben Elliston <bje@au.ibm.com>
22529 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22530 load and store attributes.
22532 2009-03-29 Ben Elliston <bje@au.ibm.com>
22534 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22535 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22536 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22537 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22538 __builtin_infq and __builtin_huge_valq.
22540 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22542 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22544 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22545 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22547 2009-03-28 Xinliang David Li <davidxl@google.com>
22549 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22550 (do_dbg_cnt): New function.
22552 2009-03-28 Jan Hubicka <jh@suse.cz>
22554 Merge from pretty-ipa:
22556 2009-03-27 Jan Hubicka <jh@suse.cz>
22558 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22559 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22560 * passes.c (function_called_by_processed_nodes_p): New.
22561 * ipa-pure-const.c (check_call): Fix handling of operands.
22562 (analyze_function): Dump debug output for skipped bodies.
22563 (local_pure_const): Use function_called_by_processed_nodes_p.
22564 * dwarf2out.c (reference_to_unused): Use output.
22565 * passes.c (do_per_function_toporder): Likewise.
22567 2008-11-12 Jan Hubicka <jh@suse.cz>
22569 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22570 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22571 state_set_in_source enum
22572 (check_decl): Ignore memory tags; do not set fake looping flags;
22574 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22575 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22576 (check_call, analyze_function): Rewrite.
22578 (add_new_function): Update call of analyze_function.
22579 (generate_summary): Add call of analyze_function.
22580 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22581 (local_pure_const): New function.
22582 (pass_local_pure_const): New pass.
22583 * ipa-inline.c (inline_transform): Set after_inlining.
22584 * tree-eh.c (stmt_can_throw_external): New.
22585 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22586 work with aliasing built.
22587 * tree-flow.h (stmt_can_throw_external): New.
22588 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22589 and local pure/const pass in early and late optimization queue.
22591 2009-03-28 Martin Jambor <mjambor@suse.cz>
22593 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22595 (fold_binary): Allow function decl aligment consideration is the
22596 second argument is integer constant one.
22597 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22598 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22599 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22601 2009-03-28 Jan Hubicka <jh@suse.cz>
22603 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22604 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22605 * function.h (rtl_data): Add nothrow flag.
22606 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22607 set DECL_NOTHROW for AVAILABLE functions.
22609 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22611 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22612 following vector keyword has expansion starting with pixel or bool
22613 keyword, expand vector to __vector and pixel or bool to __pixel or
22617 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22618 warn_if_disallowed_function_p): Removed.
22619 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22620 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22621 warning_if_disallowed_function_p.
22622 * flags.h (warn_if_disallowed_function_p,
22623 warn_disallowed_functions): Removed.
22624 * common.opt (Wdisallowed-function-list=): Removed.
22625 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22627 2009-03-28 Richard Guenther <rguenther@suse.de>
22629 PR tree-optimization/38723
22630 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22633 2009-03-28 Jan Hubicka <jh@suse.cz>
22635 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22636 test introduced by my previous patch.
22638 2009-03-28 Richard Guenther <rguenther@suse.de>
22640 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22641 the PHIs value undefined.
22643 2009-03-28 Jan Hubicka <jh@suse.cz>
22645 * tree-pass.h (pass_fixup_cfg): New pass.
22646 * ipa-inline.c (inline_transform): Set
22647 always_inline_functions_inlined/after_inlining.
22648 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22649 (pass_fixup_cfg): New pass.
22650 * passes.c (init_optimization_passes): Add fixup_cfg.
22652 2009-03-28 Richard Guenther <rguenther@suse.de>
22654 PR tree-optimization/38458
22655 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22656 argument use the arguments copy-of value.
22658 2009-03-28 Richard Guenther <rguenther@suse.de>
22660 PR tree-optimization/38180
22661 * tree-ssa-ccp.c (get_default_value): Simplify.
22662 (likely_value): Likewise.
22663 (surely_varying_stmt_p): Properly handle VOP case.
22664 (ccp_initialize): Likewise.
22665 (ccp_fold): Handle propagating through *&.
22666 (fold_const_aggregate_ref): Also handle decls.
22668 2009-03-28 Jan Hubicka <jh@suse.cz>
22670 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22671 * cgraph.h (cgraph_node): Likewise.
22672 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22673 (cgraph_reset_node): Use process flag.
22674 (cgraph_mark_functions_to_output): Likewise.
22675 (cgraph_expand_function): Likewise.
22676 (cgraph_expand_all_functions): Likewise.
22677 (cgraph_output_in_order): Likewise.
22678 * dwarf2out.c (reference_to_unused): Likewise.
22679 * passes.c do_per_function_toporder): Likewise.
22681 2009-03-28 Jan Hubicka <jh@suse.cz>
22683 Bring from lto-branch:
22685 2008-09-03 Doug Kwan <dougkwan@google.com>
22687 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22688 enums instead of reason strings.
22689 * cgraph.c (cgraph_create_edge): Same.
22690 (cgraph_inline_failed_string): New function.
22691 * cgraph.h (cgraph_inline_failed_t): New enum type.
22692 (cgraph_inline_failed_string): New prototype.
22693 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22694 char pointer to cgraph_inline_failed_t.
22695 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22696 (cgraph_default_inline_p): Ditto.
22697 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22698 to cgraph_inline_failed_t pointer.
22699 * cif-code.def: New file.
22700 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22702 (cgraph_check_inline_limits): Change type of REASON to pointer to
22703 cgraph_inline_failed_t. Replace reason strings with enums.
22704 (cgraph_default_inline_p): Ditto.
22705 (cgraph_recursive_inlining_p): Ditto.
22706 (update_caller_keys): Change type of FAILED_REASON to
22707 cgraph_inline_failed_t.
22708 (cgraph_set_inline_failed): Change type of REASON to pointer to
22709 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22710 convert enums to strings for text output.
22711 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22712 to be of type cgraph_inline_failed_t. Replace reason strings with
22713 enums. Call cgraph_inline_failed_string to covert enums
22714 to strings for text output.
22715 (cgraph_decide_inlining): Replace reason strings with enums.
22716 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22717 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22719 * tree-inline.c (expand_call_inline): Change type of REASON
22720 to cgraph_inline_failed_t. Replace reason strings with enums.
22721 Call cgraph_inline_failed_string for text output.
22722 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22725 2009-03-28 Jan Hubicka <jh@suse.cz>
22727 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22728 cgraph_clone_node): Remove master clone handling.
22729 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22730 * cgraph.h (master_clone): Remove.
22731 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22732 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22733 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22735 2009-03-28 Jan Hubicka <jh@suse.cz>
22737 * cgraph.c (cgraph_function_body_availability): Functions declared
22738 inline are always safe to assume that it is not going to be replaced.
22740 2009-03-28 Richard Guenther <rguenther@suse.de>
22742 PR tree-optimization/38513
22743 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22744 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22745 EXC_PTR_EXPR and FILTER_EXPR.
22746 (get_ref_from_reference_ops): Likewise.
22748 2009-03-28 Richard Guenther <rguenther@suse.de>
22750 PR tree-optimization/38968
22751 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22752 Use FLOOR_MOD_EXPR to compute misalignment.
22754 2009-03-28 Richard Guenther <rguenther@suse.de>
22756 PR tree-optimization/37795
22757 * tree.h (combine_comparisons): Declare.
22758 * fold-const.c (combine_comparisons): Export.
22759 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22761 (ifcombine_iforif): Use combine_comparisons.
22763 2009-03-28 Jan Hubicka <jh@suse.cz>
22765 * tree-eh.c (inlinable_call_p): New function.
22766 (make_eh_edges): Use it.
22767 (verify_eh_edges): Use it.
22768 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22769 * except.c (reachable_next_level): Add inlinable_function argument
22770 (sjlj_find_directly_reachable_regions): Update.
22771 (add_reachable_handler): Do not set saw_any_handlers.
22772 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22773 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22774 Add new inlinable call parameter.
22775 (can_throw_internal, can_throw_external): Update.
22776 * except.h (can_throw_internal_1, can_throw_external_1,
22777 foreach_reachable_handler): Update declaration.
22779 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22781 * config/arm/t-arm-coff, config/h8300/coff.h,
22782 config/i386/i386-aout.h, config/i386/i386-coff.h,
22783 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22784 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22785 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22786 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22787 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22788 sys-types.h: Remove.
22789 * Makefile.in: Remove protoize and fixproto support and references
22791 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22792 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22794 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22795 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22796 unprotoize$(exeext).
22797 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22798 (.PHONY): Don't depend on proto.
22799 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22800 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22801 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22802 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22803 build/gen-protos.o, build/scan.o, xsys-protos.h,
22804 build/fix-header$(build_exeext), build/fix-header.o,
22805 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22806 stmp-install-fixproto): Remove.
22807 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22808 SYSCALLS.c or fixproto files.
22809 (install-common): Don't install protoize.
22810 (install-headers-tar, install-headers-cpio, install-headers-cp):
22811 Don't depend on $(STMP_FIXPROTO).
22812 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22813 install fixproto files or write out fixproto settings.
22814 (uninstall): Don't uninstall protoize.
22815 * config.gcc (use_fixproto): Remove.
22816 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22817 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22818 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22819 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22820 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22821 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22822 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22823 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22824 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22825 * config/t-vxworks (STMP_FIXPROTO): Remove.
22826 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22827 STMP_FIXPROTO): Remove.
22828 * config.in, configure: Regenerate.
22829 * crtstuff.c (gid_t, uid_t): Don't undefine.
22830 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22831 (arm-*-coff, arm-*-aout: Remove target entries.
22832 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22833 Remove mention of AIX 4.1.
22834 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22835 * doc/invoke.texi (Running Protoize): Remove.
22836 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22837 (Protoize Caveats): Remove.
22838 * tsystem.h: Update comments on headers assumed to exist.
22840 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22842 * genautomata.c: Add a new year to the copyright. Add a new
22844 (struct insn_reserv_decl): Add comments for member bypass_list.
22845 (find_bypass): Remove.
22846 (insert_bypass): New.
22847 (process_decls): Use insert_bypass.
22848 (output_internal_insn_latency_func): Output all bypasses with the
22849 same input insn in one switch case.
22851 * rtl.def (define_bypass): Describe bypass choice.
22852 * doc/md.texi (define_bypass): Ditto.
22854 2009-03-27 Richard Guenther <rguenther@suse.de>
22856 * gimplify.c (mark_addressable): Export.
22857 * tree-flow.h (mark_addressable): Declare.
22858 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22859 * tree-ssa.c (verify_phi_args): Verify that address taken
22860 variables have TREE_ADDRESSABLE set.
22862 2009-03-27 Richard Guenther <rguenther@suse.de>
22864 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22865 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22866 Do not mark decls TREE_ADDRESSABLE.
22867 (build_fold_addr_expr): Adjust.
22868 (fold_addr_expr): Remove.
22869 (fold_unary): Use build_fold_addr_expr.
22870 (fold_comparison): Likewise.
22871 (split_address_to_core_and_offset): Likewise.
22872 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22874 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22875 (gimplify_modify_expr_to_memcpy): Mark source and destination
22877 * omp-low.c (create_omp_child_function): Mark the object decl
22879 (lower_rec_input_clauses): Mark the var we take the address of
22881 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22883 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22885 PR middle-end/39315
22886 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22887 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22889 2009-03-27 Richard Guenther <rguenther@suse.de>
22891 PR tree-optimization/39120
22892 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22894 (handle_lhs_call): Process return constraints. Add escape
22895 constraints if necessary.
22896 (handle_const_call): Fill out return constraints. Make nested
22897 case more precise. Avoid consttmp if possible.
22898 (handle_pure_call): Fill out return constraints. Avoid
22899 callused if possible.
22900 (find_func_aliases): Simplify call handling.
22902 2009-03-27 Richard Guenther <rguenther@suse.de>
22904 PR tree-optimization/39120
22905 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22906 as a representative.
22907 (solve_graph): Do propagate CALLUSED.
22908 (handle_pure_call): Use a scalar constraint from CALLUSED for
22910 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22913 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22916 * c-common.c (handle_aligned_attribute): Properly check alignment
22917 overflow. Use (1U << i) instead of (1 << i).
22919 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22921 * expr.h (get_mem_align_offset): Updated.
22923 * tree.h (tree_decl_common): Change align to "unsigned int" and
22924 move it before pointer_alias_set.
22926 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22927 Jakub Jelinek <jakub@redhat.com>
22930 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22931 gr_register_operand with gr_reg_or_0_operand.
22932 (cmpxchg_rel_di): Likewise.
22933 (sync_lock_test_and_set<mode>): Likewise.
22935 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22937 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22938 (true_regnum): Likewise.
22940 * rtlanal.c (subreg_info): Moved to ...
22941 * rtl.h (subreg_info): Here. New.
22942 (subreg_get_info): New.
22944 * rtlanal.c (subreg_get_info): Make it extern.
22946 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22949 * config/i386/i386.c (ix86_abi): New.
22950 (override_options): Handle -mabi=.
22951 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22952 (ix86_call_abi_override): Likewise.
22953 (init_cumulative_args): Likewise.
22954 (function_arg_advance): Likewise.
22955 (function_arg_64): Likewise.
22956 (function_arg): Likewise.
22957 (ix86_pass_by_reference): Likewise.
22958 (ix86_function_value_regno_p): Likewise.
22959 (ix86_build_builtin_va_list_abi): Likewise.
22960 (setup_incoming_varargs_64): Likewise.
22961 (is_va_list_char_pointer): Likewise.
22962 (ix86_init_machine_status): Likewise.
22963 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22964 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22965 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22966 (ix86_function_abi): Make it static and return enum calling_abi.
22967 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22969 (ix86_fn_abi_va_list): Updated.
22971 * config/i386/i386.h (ix86_abi): New.
22972 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22973 (CONDITIONAL_REGISTER_USAGE): Likewise.
22974 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22975 (machine_function): Likewise.
22977 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22979 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22980 (STACK_BOUNDARY): Likewise.
22981 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22983 * config/i386/i386.opt (mabi=): New.
22985 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22986 return enum calling_abi.
22987 (ix86_function_type_abi): Likewise.
22988 (ix86_function_abi): Removed.
22990 * doc/invoke.texi: Document -mabi= option for x86.
22992 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22994 * builtins.c (real_dconstp): Delete.
22995 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22997 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22998 Jakub Jelinek <jakub@redhat.com>
23001 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23002 (gen_subprogram_die): When a function is explicit, generate the
23003 DW_AT_explicit attribute.
23004 * langhooks.h (struct lang_hooks_for_decls): Add
23005 function_decl_explicit_p langhook.
23006 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23007 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23009 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23011 * builtins.c (fold_builtin_memory_op): Optimize memmove
23012 into memcpy if we can prove source and destination don't overlap.
23014 * tree-inline.c: Include gt-tree-inline.h.
23015 (clone_fn_id_num): New variable.
23016 (clone_function_name): New function.
23017 (tree_function_versioning): Use it.
23018 * Makefile.in (GTFILES): Add tree-inline.c.
23020 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23022 * BASE-VER: Change to 4.5.0.
23024 2009-03-27 Xinliang David Li <davidxl@google.com>
23026 PR tree-optimization/39557
23027 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23029 2009-03-27 Xinliang David Li <davidxl@google.com>
23031 PR tree-optimization/39548
23032 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23035 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23037 * c-common.c (pointer_int_sum): Use %wd on return from
23040 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23042 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23043 on return from tree_low_cst.
23045 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23048 * ginclude/stdarg.h (va_copy): Define also for
23049 __GXX_EXPERIMENTAL_CXX0X__.
23051 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23054 * builtins.h (c_strlen): Do not warn here.
23055 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23056 * c-common.c (pointer_int_sum): Take an explicit location.
23057 Warn about offsets out of bounds.
23058 * c-common.h (pointer_int_sum): Adjust declaration.
23060 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23062 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23065 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23068 * opts.c (warn_if_disallowed_function_p): Don't assume
23069 get_callee_fndecl must return non-NULL.
23071 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23073 PR rtl-optimization/39522
23074 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23075 when reg_reloaded_valid is set.
23077 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23079 * config/spu/divv2df3.c: New file.
23080 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23081 (DPBIT_FUNCS): Filter out _div_df.
23083 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23085 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23086 a jump insn, count that jump in the distance to the loop start.
23088 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23091 * config/sh/sh.c (calc_live_regs): Fix condition for global
23092 registers except PIC_OFFSET_TABLE_REGNUM.
23094 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23097 * doc/invoke.texi (-mconsole): New.
23099 (-mno-cygwin): New.
23101 (-mnop-fun-dllimport): New.
23105 (sub section "i386 and x86-64 Windows Options"): New.
23107 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23109 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23110 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23112 2009-03-25 Richard Guenther <rguenther@suse.de>
23114 PR middle-end/39497
23115 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23118 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23120 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23121 neither of haifa/selective schedulers are working.
23123 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23125 * doc/invoke.texi (Debugging Options): Fix description of
23126 -fno-merge-debug-strings.
23128 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23130 * config/cris/libgcc.ver: New version-script.
23131 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23133 * configure.ac <GAS features, nop mnemonic>: Add pattern
23134 crisv32-*-* for "nop".
23135 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23136 * configure: Regenerate.
23138 2009-03-24 Ira Rosen <irar@il.ibm.com>
23140 PR tree-optimization/39529
23141 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23142 mark_sym_for_renaming for the tag copied to the new vector
23145 2009-03-24 Arthur Loiret <aloiret@debian.org>
23147 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23148 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23149 EXTRA_SPEC_FUNCTIONS.
23150 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23151 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23152 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23153 -march and -mtune options.
23155 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23157 * config/m68k/t-rtems: Add m5329 multilib.
23159 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23160 Jakub Jelinek <jakub@redhat.com>
23163 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23166 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23169 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23170 instead of c_parser_expression_conv, if original_code isn't one of the
23171 4 allowed comparison codes, fail.
23173 2009-03-23 Richard Guenther <rguenther@suse.de>
23175 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23176 * tree.h (struct tree_type): Likewise.
23177 * reload.h (struct insn_chain): Likewise.
23178 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23179 * function.h (struct function): Likewise.
23180 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23182 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23184 PR tree-optimization/39516
23185 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23187 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23189 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23190 should be set true if BITS_PER_WORD of target is bigger than 32
23192 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23194 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23195 Translate -B-options to -rpath-link. Correct existing
23196 rpath-link and conditionalize on !nostdlib.
23198 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23200 * doc/extend.texi (Function Attributes, Variable Attributes):
23202 * doc/invoke.texi (Debugging Options, Optimize Options)
23203 (i386 and x86-64 Options, MCore Options): Likewise.
23205 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23208 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23209 it for block local namespace aliases.
23210 (gen_decl_die): Pass context_die to gen_namespace_die.
23212 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23215 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23216 minimum or maximum value.
23218 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23220 * reginfo.c (globalize_reg): Recompute derived reg sets.
23222 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23225 * libgcc2.c (mprotect): Do not use signed arguments for
23226 VirtualProtect, use DWORD arguments. Also fix the 'may
23227 be used uninitialized' warning for the np variable.
23229 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23232 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23233 functions using regparm calling conventions when not optimizing.
23234 (ix86_function_sseregparm): Similarly for sseregparm calling
23237 2009-03-19 Li Feng <nemokingdom@gmail.com>
23239 PR middle-end/39500
23240 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23241 dependence if the first conflict is after niter iterations.
23243 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23245 PR middle-end/38609
23246 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23247 functions with dynamic stack-pointer adjustments.
23249 2009-03-19 Ben Elliston <bje@au.ibm.com>
23251 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23252 option; change to -msdata=data.
23254 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23256 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23259 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23262 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23264 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23266 * doc/invoke.texi (Code Gen Options): Expand discussion of
23269 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23271 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23272 * matrix-reorg.c (struct matrix_info): Likewise.
23273 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23274 * rtl.h (struct mem_attrs): Likewise.
23275 * df.h (struct df): Likewise.
23276 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23277 * ira-int.h (struct ira_allocno): Likewise.
23278 * df-scan.c (struct df_collection_rec): Likewise.
23279 * ira.c (struct equivalence): Likewise.
23280 * function.c (struct temp_slot): Likewise.
23281 * cfgloop.h (struct loop): Likewise.
23284 * function.c (use_register_for_decl): When not optimizing, disregard
23285 register keyword for variables with types containing methods.
23287 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23289 PR middle-end/39447
23290 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23291 (is_simple_operand): Call contains_component_ref_p before calling data
23292 reference analysis that would fail on COMPONENT_REFs.
23294 * tree-vrp.c (search_for_addr_array): Fix formatting.
23296 2009-03-18 Richard Guenther <rguenther@suse.de>
23298 * tree-vect-transform.c (vect_loop_versioning): Fold the
23299 generated comparisons.
23300 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23301 (slpeel_tree_peel_loop_to_edge): Likewise.
23303 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23305 PR middle-end/37805
23306 * opts.c (print_specific_help): In addition to `undocumented',
23307 accept `separate' and `joined' flags if passed alone. Describe
23308 output by the first matched one of those.
23309 (common_handle_option): Skip over empty strings.
23310 * gcc.c (display_help): Fix help string for `--help='.
23311 * doc/invoke.texi (Option Summary, Overall Options): With
23312 `--help=', classes and qualifiers can both be repeated, but
23313 only the latter can be negated. One should not pass only
23314 negated qualifiers. Fix markup and examples.
23317 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23318 PR middle-end/37805
23319 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23320 and -fhelp=separate.
23322 2009-03-17 Jing Yu <jingyu@google.com>
23324 PR middle-end/39378
23325 * function.h (struct rtl_data): Move is_thunk from here...
23326 (struct function): ...to here.
23327 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23328 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23330 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23332 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23333 (alpha_output_function_end_prologue): Likewise.
23334 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23335 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23336 (rs6000_output_function_epilogue): Likewise.
23337 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23339 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23342 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23343 from different units in a single alternative.
23344 (*truncdfsf_i387): Ditto.
23345 (*truncxfsf2_mixed): Ditto.
23346 (*truncxfdf2_mixed): Ditto.
23348 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23350 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23351 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23354 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23355 unused non-artificial variables when not optimizing.
23358 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23359 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23360 NAMESPACE_DECL in its DECL_INITIAL.
23362 PR middle-end/39443
23363 * optabs.c (set_user_assembler_libfunc): New function.
23364 * expr.h (set_user_assembler_libfunc): New prototype.
23365 * c-common.c: Include libfuncs.h.
23366 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23367 for memcmp, memset, memcpy, memmove and abort.
23368 * Makefile.in (c-common.o): Depend on libfuncs.h.
23371 * dwarf2out.c (gen_inlined_enumeration_type_die,
23372 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23373 gen_tagged_type_instantiation_die): Removed.
23374 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23377 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23380 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23382 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23383 (check-parallel-%): Ditto.
23384 (check-consistency): Ditto.
23386 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23388 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23389 local variable rhs by NULL_TREE.
23391 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23394 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23396 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23399 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23401 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23404 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23405 for ms->sysv ABI calls only in 64bit mode.
23407 * config/i386/i386.md (untyped_call): Support 32bit.
23409 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23411 * doc/extend.texi: Replace x86_65 with x86_64.
23413 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23415 PR tree-optimization/39455
23416 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23417 mismatches for POINTER_TYPE_P (type).
23418 (number_of_iterations_le): Likewise.
23420 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23422 * config/picochip/picochip.c: Removed profiling support.
23423 * config/picochip/picochip.md: Removed profiling instruction.
23424 * config/picochip/picochip.h: Removed profiling builtin.
23426 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23428 * doc/install.texi (--with-host-libstdcxx): Document.
23430 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23433 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23434 generate a warning if the function name does not begin with
23435 "__vector" and the function has either the 'signal' or 'interrupt'
23436 attribute, from here to ...
23437 (avr_declare_function_name): ...here. New function.
23438 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23439 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23441 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23444 * cse.c (fold_rtx): Don't modify original const_arg1 when
23445 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23446 separate variable instead.
23447 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23448 from out of range shift counts.
23449 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23451 2009-03-13 Catherine Moore <clm@codesourcery.com>
23453 * config/i386/x-mingw32 (host-mingw32.o): Replace
23454 diagnostic.h with $(DIAGNOSTIC_H).
23456 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23459 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23461 * config/i386/sync.md (sync_compare_and_swap<mode>,
23462 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23463 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23465 (sync_double_compare_and_swapdi_pic,
23466 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23467 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23469 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23472 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23474 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23477 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23478 (avx_addsubv4df3): Likewise.
23479 (*avx_addsubv4sf3): Likewise.
23480 (sse3_addsubv4sf3): Likewise.
23482 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23485 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23487 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23490 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23491 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23492 registers for allocnos created from user-defined variables.
23494 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23497 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23498 of non-integer mode as well.
23500 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23502 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23503 for functions for which the parameter types are unknown.
23505 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23508 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23509 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23510 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23511 * config/i386/i386.c (ix86_local_alignment): For
23512 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23513 long long variables on the stack to avoid dynamic realignment.
23514 Allow the first argument to be a decl rather than type.
23515 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23517 2009-03-11 Nick Clifton <nickc@redhat.com>
23520 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23522 Add description to mno-lsim option.
23523 * config/mcore/mcore.h: Remove comment about deprecated m4align
23525 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23526 * doc/invoke.texi: Add description of mno-lsim and
23527 mstack-increment options.
23529 * config/fr30/fr30.opt: Document the -mno-lsim option.
23530 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23531 and -mno-lsim options.
23533 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23535 * fold-const.c (fold_comparison): Only call fold_inf_compare
23536 if the mode supports infinities.
23538 2009-03-11 Jason Merrill <jason@redhat.com>
23541 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23542 end already did. Notice GIMPLE_CALL modifications of the result.
23543 Don't copy debug information from an ignored decl or a decl from
23546 2009-03-10 Richard Guenther <rguenther@suse.de>
23547 Nathan Froyd <froydnj@codesourcery.com>
23549 PR middle-end/37850
23550 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23551 (__divMODE3): Likewise.
23553 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23555 PR tree-optimization/39394
23556 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23557 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23559 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23561 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23562 inline asms for register asm ("") declarations.
23564 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23566 * fold-const.c (fold_unary): Fix comment.
23568 2009-03-07 Jan Hubicka <jh@suse.cz>
23571 * tree-inline.c (setup_one_parameter): Do replacement of const
23572 argument by constant in SSA form.
23574 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23576 PR middle-end/38028
23577 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23578 determine alignment passed to assign_stack_local.
23579 (assign_parms_unsplit_complex): Likewise.
23580 * except.c (sjlj_build_landing_pads): Likewise.
23582 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23584 PR middle-end/39360
23585 * tree-flow.h (add_referenced_var): Return bool instead of void.
23586 * tree-dfa.c (add_referenced_var): Return result of
23587 referenced_var_check_and_insert call.
23588 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23589 of referenced_var_check_and_insert.
23592 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23593 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23594 DIE, don't emit it if abstract origin already has it.
23595 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23596 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23598 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23600 * genpreds.c (needs_variable): Fix parentheses at variable name
23602 (write_tm_constrs_h): Indent generated code.
23604 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23606 * doc/extend.texi (Function Attributes): Add documentation
23607 for isr attributes.
23609 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23612 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23613 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23615 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23617 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23620 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23623 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23624 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23626 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23628 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23629 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23630 constants instead of magic numbers.
23631 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23633 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23634 (x86_64_ms_abi_int_parameter_registers): Ditto.
23635 (x86_64_int_return_registers): Ditto.
23636 (ix86_maybe_switch_abi): Ditto.
23637 (ix86_expand_call): Ditto for clobbered_registers array.
23638 (ix86_hard_regno_mode_ok): Ditto.
23639 (x86_extended_QIreg_mentioned_p): Ditto.
23641 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23643 PR tree-optimization/39349
23644 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23646 * combine.c (gen_lowpart_for_combine): Use omode when generating
23649 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23651 PR rtl-optimization/39235
23652 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23654 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23656 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23658 2009-03-04 Richard Guenther <rguenther@suse.de>
23660 PR tree-optimization/39362
23661 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23662 that occur in abnormal PHIs should be varying.
23664 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23666 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23668 (simple_iv): Take loop as an argument instead of statement.
23669 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23670 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23672 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23674 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23675 * matrix-reorg.c (analyze_transpose): Ditto.
23676 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23677 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23678 * tree-predcom.c (ref_at_iteration): Ditto.
23679 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23681 2009-03-04 Richard Guenther <rguenther@suse.de>
23683 PR tree-optimization/39358
23684 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23685 escaped_id and callused_id.
23686 (solve_graph): Likewise.
23688 2009-03-04 Richard Guenther <rguenther@suse.de>
23690 PR tree-optimization/39339
23691 * tree-sra.c (try_instantiate_multiple_fields): Make it
23692 no longer ICE on the above.
23694 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23696 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23697 that fits within Pmode.
23699 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23701 PR middle-end/10109
23702 * tm.texi (LIBCALL_VALUE): Update description.
23704 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23706 PR middle-end/34443
23707 * doc/extend.texi (section): Update description.
23709 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23711 PR middle-end/39345
23712 * tree-inline.c (remapped_type): New.
23713 (can_be_nonlocal): Call remapped_type instead of remap_type.
23715 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23718 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23719 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23721 2009-03-03 Richard Guenther <rguenther@suse.de>
23723 PR middle-end/39272
23724 * tree.c (tree_nonartificial_location): New function.
23725 * tree.h (tree_nonartificial_location): Declare.
23726 * builtins.c (expand_builtin_memory_chk): Provide location
23727 of the call location for artificial function pieces.
23728 (maybe_emit_chk_warning): Likewise.
23729 (maybe_emit_sprintf_chk_warning): Likewise.
23730 (maybe_emit_free_warning): Likewise.
23731 * expr.c (expand_expr_real_1): Likewise.
23733 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23735 PR tree-optimization/39343
23736 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23737 COMPONENT_REF t has ARRAY_TYPE.
23739 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23741 PR middle-end/39335
23742 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23743 when the type precision of the induction variable should be
23744 larger than the type precision of nit.
23745 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23746 * graphite.c (graphite_loop_normal_form): Same.
23747 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23749 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23751 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23752 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23753 numbers to describe clobbered registers.
23754 (*call_value_0_rex64_ms_sysv): Ditto.
23755 * config/i386/mmx.md (mmx_emms): Ditto.
23756 (mmx_femms): Ditto.
23758 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23760 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23763 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23765 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23766 (spu_section_type_flags): New function.
23768 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23770 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23771 reg_class_contents of FLOAT_REGS into a temporary.
23773 2009-03-02 Richard Guenther <rguenther@suse.de>
23774 Ira Rosen <irar@il.ibm.com>
23776 PR tree-optimization/39318
23777 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23778 information to the vectorized statement.
23780 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23782 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23783 variable. Use defined names instead of magic constants for REX SSE
23786 2009-03-01 Richard Guenther <rguenther@suse.de>
23788 PR tree-optimization/39331
23789 * omp-low.c (lower_send_shared_vars): Do not receive new
23790 values for the reference of DECL_BY_REFERENCE parms or results.
23792 2009-03-01 Jan Hubicka <jh@suse.cz>
23795 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23796 BLOCK_NONLOCALIZED_VAR): New macros.
23797 (tree_block): Add nonlocalized_vars.
23798 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23799 gen_decl_die): Add origin argument. Allow generation of die with
23800 origin at hand only.
23801 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23802 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23804 (gen_block_die): Fix checking for unused blocks.
23805 (process_scope_var): Break out from .... ; work with origins only.
23806 (decls_for_scope) ... here; process nonlocalized list.
23807 (dwarf2out_ignore_block): Look for nonlocalized vars.
23808 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23810 (dump_scope_block): Dump them.
23811 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23812 (remap_block): Likewise.
23813 (can_be_nonlocal): New predicate.
23814 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23816 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23818 * configure: Regenerate.
23820 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23822 * optc-gen.awk: No need to duplicate option flags twice.
23823 Reuse help texts for duplicate options which do not have any.
23825 * gcc.c (display_help): Document --version.
23827 * gcc.c (main): If print_help_list and verbose_flag, ensure
23828 driver output comes before subprocess output.
23830 * optc-gen.awk: Assign all remaining fields to help string,
23831 space-separated, for multi-line help in *.opt.
23833 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23834 -Wno-pedantic-ms-format is for MinGW targets only.
23836 * doc/options.texi (Option file format): Fix bad indentation,
23837 restoring dropped sentence.
23839 2009-02-28 Jan Hubicka <jh@suse.cz>
23841 * tree-inline.c (tree_function_versioning): Output debug info.
23843 2009-02-28 Jan Hubicka <jh@suse.cz>
23846 * tree-inline.c (setup_one_parameter): Do not copy propagate
23847 arguments when not optimizing.
23849 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23852 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23853 (avx_addsubv4df3): Likewise.
23854 (*avx_addsubv4sf3): Likewise.
23855 (sse3_addsubv4sf3): Likewise.
23856 (*avx_addsubv2df3): Likewise.
23857 (sse3_addsubv2df3): Likewise.
23858 (avx_unpckhps256): Correct item selectors.
23859 (avx_unpcklps256): Likewise.
23860 (avx_unpckhpd256): Likewise.
23861 (avx_unpcklpd256): Likewise.
23863 2009-02-28 Jan Hubicka <jh@suse.cz>
23865 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23867 (copy_arguments_for_versioning): If var is declared don't declare it.
23868 (tree_function_versioning): First setup substitutions and then copy
23871 2009-02-27 Jan Hubicka <jh@suse.cz>
23874 * cgraph.h (varpool_output_debug_info): Remove.
23875 * cgraphunit.c (varpool_output_debug_info): Remove.
23876 * dwarf2out.c (deferred_locations_struct): New struct
23877 (deferred_locations): New type.
23878 (deferred_locations_list): New static var.
23879 (deffer_location): New function.
23880 (gen_variable_die): Use it.
23881 (decls_for_scope): Output info on local static vars.
23882 (dwarf2out_finish): Process deferred locations.
23883 * varpool.c (varpool_output_debug_info): Remove.
23885 2009-02-27 Jan Hubicka <jh@suse.cz>
23888 * tree.h (TREE_PROTECTED): Fix comment.
23889 (BLOCK_HANDLER_BLOCK): Remove.
23890 (struct tree_block): Remove handler_block add body_block.
23891 (inlined_function_outer_scope_p): New.
23892 (is_body_block): Remove.
23893 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23894 * dwarf2out.c (is_inlined_entry_point): Remove.
23895 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23896 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23898 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23899 * gimplify.c (gimplify_expr): Gimplify body blocks.
23900 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23901 block with multiple subblocks.
23902 (dump_scope_block): Prettier output; dump more flags and info.
23903 (dump_scope_blocks): New.
23904 (remove_unused_locals): Use dump_scope_blocks.
23905 * tree-flow.h (dump_scope_blocks): Declare.
23906 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23907 * stmt.c (is_body_block): Remove.
23908 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23909 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23911 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23913 PR middle-end/39308
23914 * graphite.c (graphite_loop_normal_form): Do not call
23915 number_of_iterations_exit from a gcc_assert.
23917 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23919 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23920 jumps if COND is NULL.
23921 (find_cond_jump): New function.
23922 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23923 * config/s390/s390.md: Remove z10_cobra attribute value.
23925 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23927 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23928 force_const_mem returns NULL_RTX.
23930 2009-02-26 Jan Hubicka <jh@suse.cz>
23933 * cgraph.h (varpool_output_debug_info): Remove.
23934 * cgraphunit.c (varpool_output_debug_info): Remove.
23935 * dwarf2out.c (deferred_locations_struct): New struct
23936 (deferred_locations): New type.
23937 (deferred_locations_list): New static var.
23938 (deffer_location): New function.
23939 (gen_variable_die): Use it.
23940 (decls_for_scope): Output info on local static vars.
23941 (dwarf2out_finish): Process deferred locations.
23942 * varpool.c (varpool_output_debug_info): Remove.
23944 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23946 PR rtl-optimization/39241
23947 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23948 to subreg_offset_representable_p.
23950 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23952 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23953 execute function prototype. Get f and nregs from max_reg_num
23954 and get_insns. Remove the first backward pass as it's dead,
23955 guard the forward pass by flag_expensive_optimizations.
23956 (rest_of_handle_regmove): Delete.
23957 (pass_regmove): Replace it with regmove_optimize.
23959 2009-02-25 Martin Jambor <mjambor@suse.cz>
23961 PR tree-optimization/39259
23962 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23963 calls_alloca function flags.
23964 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23965 calls are detected.
23967 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23969 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23970 flags_set_1_rtx, flags_set_1_set): Delete.
23971 (regmove_optimize): Do not call mark_flags_life_zones.
23973 2009-02-24 Julian Brown <julian@codesourcery.com>
23976 * config/arm/arm.c (require_pic_register): Only set
23977 cfun->machine->pic_reg once per function.
23979 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23981 * doc/invoke.texi (Link Options): Document an easier way to pass
23982 options that take arguments to the GNU linker using -Xlinker and -Wl.
23984 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23987 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23989 2009-02-24 Richard Guenther <rguenther@suse.de>
23992 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23994 2009-02-24 Richard Guenther <rguenther@suse.de>
23995 Zdenek Dvorak <ook@ucw.cz>
23997 PR tree-optimization/39233
23998 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23999 from converting them to a generic type.
24001 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24003 PR tree-optimization/39260
24004 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24005 contains a condition with a real type.
24006 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24008 2009-02-23 Jason Merrill <jason@redhat.com>
24011 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24012 narrowing_initializer_constant_valid_p.
24013 (narrowing_initializer_constant_valid_p): Don't return
24014 null_pointer_node for adding a pointer to itself.
24016 2009-02-23 Jan Hubicka <jh@suse.cz>
24019 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24022 2009-02-23 Jan Hubicka <jh@suse.cz>
24024 PR tree-optimization/37709
24025 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24026 * tree.h (block_ultimate_origin): Declare.
24027 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24028 * tree-ssa-live.c (remove_unused_scope_block_p):
24029 Eliminate blocks containig no instructions nor live variables nor
24031 (dump_scope_block): New function.
24032 (remove_unused_locals): Enable removal of dead blocks by default;
24033 enable dumping at TDF_DETAILS.
24035 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24037 * config/i386/i386.c (classify_argument): Don't allow COImode
24039 (function_arg_advance_32): Don't allow OImode.
24040 (function_arg_32): Likewise.
24041 (function_value_32): Likewise.
24042 (return_in_memory_32): Likewise.
24043 (function_arg_64): Remove OImode comment.
24045 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24048 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24049 ix86_expand_vector_set for V4DImode in 64bit mode only.
24050 (ix86_expand_vector_init_one_var): Likewise.
24052 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24054 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24056 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24059 * loop-iv.c: Revert last change.
24060 * emit-rtl.c: Likewise.
24062 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24065 * config/i386/i386.c (type_natural_mode): Remove an extra
24066 space in the warning message.
24067 (function_value_32): Handle 32-byte vector modes.
24068 (return_in_memory_32): Likewise.
24070 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24072 * loop-iv.c (truncate_value): New function.
24073 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24075 (lowpart_subreg): Move to...
24076 * emit-rtl.c: ...here.
24078 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24080 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24081 accidental and undocumented change at revision 140860.
24083 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24085 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24086 take gimple_seq * arguments.
24087 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24088 types_compatible_p langhook.
24090 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24091 Joseph Myers <joseph@codesourcery.com>
24093 * config/arm/arm.c (arm_builtin_va_list): New function.
24094 (arm_expand_builtin_va_start): Likewise.
24095 (arm_gimplify_va_arg_expr): Likewise.
24096 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24097 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24098 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24099 (va_list_type): New variable.
24100 (arm_mangle_type): Mangle va_list_type appropriately.
24102 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24104 PR middle-end/39157
24105 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24106 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24107 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24108 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24109 parameter to 1000 for -O1 by default.
24110 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24112 * loop-invariant.c: Include params.h.
24113 (move_loop_invariants): Don't call move_single_loop_invariants on
24116 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24118 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24119 offset when calculating bounds for indexing stack_usage_map. Fixes
24120 a buffer overflow with certain target setups.
24122 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24125 * calls.c (expand_call): Clear try_tail_call if caller and callee
24126 disagree in promotion of function return value.
24128 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24131 * c-common.c (c_determine_visibility): If visibility changed and
24132 DECL_RTL has been already set, call make_decl_rtl to update symbol
24135 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24138 * varasm.c (assemble_variable): Don't check DECL_NAME when
24139 globalizing a variable.
24141 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24144 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24145 expression before any __builtin_trap call.
24146 * c-typeck.c (build_function_call): Convert and check function
24147 arguments before generating a call to a trap. Evaluate the
24148 function arguments before the trap.
24150 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24153 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24154 (UNSPEC_FXAM_MEM): New unspec.
24155 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24156 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24157 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24159 2009-02-19 Richard Guenther <rguenther@suse.de>
24161 PR tree-optimization/39207
24162 PR tree-optimization/39074
24163 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24164 storedanything_tree): New.
24165 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24166 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24167 (build_succ_graph): Add edges from STOREDANYTHING to all
24169 (init_base_vars): Initialize STOREDANYTHING.
24170 (compute_points_to_sets): Free substitution info after
24171 building the succ graph.
24172 (ipa_pta_execute): Likewise.
24174 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24176 (do_ds_constraint): Do not add to special var or non-pointer
24178 (type_could_have_pointers): Split out from ...
24179 (could_have_pointers): ... here. For arrays use the element type.
24180 (create_variable_info_for): Initialize may_have_pointers.
24181 (new_var_info): Likewise.
24182 (handle_lhs_call): Make the HEAP variable unknown-sized.
24183 (intra_create_variable_infos): Use a type with pointers for
24184 PARM_NOALIAS, make it unknown-sized.
24186 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24189 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24191 2009-02-18 Jason Merrill <jason@redhat.com>
24194 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24195 value if DECL_EXTERNAL.
24196 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24197 * target.h (gcc_target::binds_local_p): Clarify "module".
24198 * tree.h (TREE_PUBLIC): Clarify "module".
24200 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24203 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24204 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24206 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24209 * c.opt (Wabi): Support C and ObjC.
24212 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24214 * config/i386/i386.c (classify_argument): Warn once about the ABI
24215 change when passing union with long double.
24217 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24219 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24222 * c-parser.c (c_parser_compound_statement): Always enter and leave
24225 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24228 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24230 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24232 PR tree-optimization/36922
24233 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24234 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24237 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24239 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24242 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24244 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24246 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24248 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24251 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24252 Richard Sandiford <rdsandiford@googlemail.com>
24254 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24255 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24256 (loongson_biadd): ...this.
24258 2009-02-17 Richard Guenther <rguenther@suse.de>
24260 PR tree-optimization/39202
24261 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24262 a var make sure to follow existing collapses.
24264 2009-02-17 Richard Guenther <rguenther@suse.de>
24266 PR middle-end/39214
24267 * langhooks.c (lhd_print_error_function): Check for NULL block.
24269 2009-02-17 Richard Guenther <rguenther@suse.de>
24271 PR tree-optimization/39204
24272 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24275 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24277 * config/soft-fp/double.h: Update from glibc CVS.
24279 2009-02-17 Richard Guenther <rguenther@suse.de>
24281 PR tree-optimization/39207
24282 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24283 strict-aliasing warnings for pointers pointing to NULL.
24285 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24288 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24289 skipping until next close brace.
24291 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24294 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24295 to function argument boundary.
24297 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24299 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24300 in the lea_add. Reload eventually constraints it properly.
24301 * config/picochip/constraints.md: Remove the target constraint
24302 "b", since it is not needed anymore.
24304 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24306 * gthr-dce.h: Uglify function parameter and local variable names.
24307 * gthr-gnat.h: Likewise.
24308 * gthr-mipssde.h: Likewise.
24309 * gthr-nks.h: Likewise.
24310 * gthr-posix95.h: Likewise.
24311 * gthr-posix.h: Likewise.
24312 * gthr-rtems.h: Likewise.
24313 * gthr-single.h: Likewise.
24314 * gthr-solaris.h: Likewise.
24315 * gthr-tpf.h: Likewise.
24316 * gthr-vxworks.h: Likewise.
24317 * gthr-win32.h: Likewise.
24319 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24322 * config/i386/i386.md: Restrict the new peephole2 to move
24323 between MMX/SSE registers.
24325 2009-02-15 Richard Guenther <rguenther@suse.de>
24328 2009-02-13 Richard Guenther <rguenther@suse.de>
24330 * configure.ac: Enable LFS.
24331 * configure: Re-generate.
24332 * config.in: Likewise.
24334 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24336 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24337 spu_srqwbyte, spu_srqwbytebc): Define.
24338 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24339 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24340 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24341 "shrqby_<mode>"): New insn-and-split patterns.
24342 * config/spu/spu.c (expand_builtin_args): Determine and return
24343 number of operands using spu_builtin_description data.
24344 (spu_expand_builtin_1): Use it.
24346 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24349 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24352 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24355 * config/i386/i386.c (override_options): Correct warning
24356 messages for -malign-loops, -malign-jumps and -malign-functions.
24358 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24361 * config/i386/i386.md: Restrict the new peephole2 to move
24362 between the general purpose registers.
24364 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24367 * config/i386/i386.c (type_natural_mode): Add a new argument.
24368 Return the original mode and warn ABI change if vector size is 32byte.
24369 (function_arg_advance): Updated.
24370 (function_arg): Likewise.
24371 (ix86_function_value): Likewise.
24372 (ix86_return_in_memory): Likewise.
24373 (ix86_sol10_return_in_memory): Likewise.
24374 (ix86_gimplify_va_arg): Likewise.
24375 (function_arg_32): Don't warn ABX ABI change here.
24376 (function_arg_64): Likewise.
24378 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24380 * loop-iv.c (implies_p): In the final case, test that operands 0
24381 of the two comparisons match.
24383 * config/bfin/bfin.c (find_prev_insn_start): New function.
24384 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24385 (find_next_insn_start): Move.
24387 2009-02-13 Richard Guenther <rguenther@suse.de>
24389 * configure.ac: Enable LFS.
24390 * configure: Re-generate.
24391 * config.in: Likewise.
24393 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24396 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24397 sizes on syntax error after some arguments have been parsed.
24399 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24401 * doc/invoke.texi (-fira): Remove.
24403 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24405 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24406 * recog.c: Likewise.
24409 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24411 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24412 (umul_ppmm): Likewise.
24413 (count_leading_zeros): Likewise.
24414 (count_trailing_zeros): Likewise.
24415 (UMUL_TIME): Likewise.
24417 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24419 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24420 soft-fp/t-softfp to tmake_file.
24422 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24423 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24424 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24425 IA64_BUILTIN_INFQ]: New.
24426 (ia64_init_builtins): Initialize __builtin_infq,
24427 __builtin_fabsq and __builtin_copysignq if not HPUX.
24428 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24429 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24431 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24433 (__fixtfti): Likewise.
24434 (__fixunstfti): Likewise.
24435 (__floattitf): Likewise.
24437 * config/ia64/libgcc-glibc.ver: New.
24438 * config/ia64/t-fprules-softfp: Likewise.
24439 * config/ia64/sfp-machine.h: Likewise.
24441 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24442 (LIBGCC2_TF_CEXT): Likewise.
24443 (TF_SIZE): Likewise.
24444 (TARGET_INIT_LIBFUNCS): Likewise.
24446 * config/ia64/t-glibc (SHLINB_MAPFILES):
24447 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24449 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24451 * config/i386/i386.c (construct_container): Rewrite processing
24452 BLKmode with X86_64_SSE_CLASS.
24454 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24457 * config/i386/i386.md: Replace simplify_replace_rtx with
24458 replace_rtx in the new peephole2.
24460 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24462 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24463 loop unrolling do not happen at -O2.
24465 2009-02-12 Michael Matz <matz@suse.de>
24467 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24469 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24471 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24474 2009-02-12 Ben Elliston <bje@au.ibm.com>
24476 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24477 patterns when updating the back chain. Missed in the 2009-02-10
24480 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24482 * doc/extend.texi (Decimal Floating Types): Update identifier of
24483 draft TR and list of missing support.
24485 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24487 PR middle-end/39154
24488 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24489 bit to variable length decl's flags, add it also to its
24490 pointer replacement variable.
24492 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24493 Jakub Jelinek <jakub@redhat.com>
24496 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24497 (memory_blockage): New expander.
24498 (*memory_blockage): New insn pattern.
24499 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24500 instead of general blockage at the end of function prologue when
24501 frame pointer is used to access red zone area. Do not emit blockage
24502 when profiling, it is emitted in generic code.
24503 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24504 function epilogue when frame pointer is used to access red zone area.
24506 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24509 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24510 by arithmetic with memory operands.
24511 * config/i386/predicates.md (commutative_operator): New.
24513 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24515 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24518 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24520 * alias.h (record_alias_subset): Declare.
24521 * alias.c (record_alias_subset): Make global.
24523 2009-02-10 Nick Clifton <nickc@redhat.com>
24525 * tree-parloops.c: Change license to GPLv3.
24526 * ipa-struct-reorg.c: Change license to GPLv3.
24527 * ipa-struct-reorg.h: Change license to GPLv3.
24529 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24532 * c-decl.c (start_struct): Return NULL on error.
24534 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24536 PR middle-end/39124
24537 * cfgloopmanip.c (remove_path): Call remove_bbs after
24538 cancel_loop_tree, not before it.
24541 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24542 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24543 VAR_DECLs were seen.
24544 * tree-ssa-live.c (remove_unused_locals): Recompute
24545 cfun->has_local_explicit_reg_vars.
24546 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24547 copies or clearings if cfun->has_local_explicit_reg_vars.
24549 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24552 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24553 of function prologue when frame pointer is used to access
24556 2009-02-10 Richard Guenther <rguenther@suse.de>
24558 PR middle-end/39127
24559 * gimplify.c (gimple_regimplify_operands): Always look if
24560 we need to create a temporary.
24562 2009-02-10 Richard Guenther <rguenther@suse.de>
24564 PR tree-optimization/39132
24565 * tree-loop-distribution.c (todo): New global var.
24566 (generate_memset_zero): Trigger TODO_rebuild_alias.
24567 (tree_loop_distribution): Return todo.
24569 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24572 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24573 (x86_64_reg_class_name): Removed.
24574 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24575 first one isn't X86_64_SSE_CLASS or any other ones aren't
24576 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24577 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24578 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24579 and 3 X86_64_SSEUP_CLASS.
24580 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24581 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24583 2009-02-10 Ben Elliston <bje@au.ibm.com>
24585 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24586 form instruction to update the stack back chain word, even if the
24587 user has disabled the generation of update instructions.
24588 (movdi_<mode>_update_stack): New.
24589 (movsi_update_stack): Likewise.
24590 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24591 always use an update form instruction to update the stack back
24594 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24596 PR middle-end/38953
24597 * graphite.c (if_region_set_false_region): After moving a region in
24598 the false branch of a condition, remove the empty dummy basic block.
24599 (gloog): Remove wrong fix for PR38953.
24601 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24603 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24604 generation due to implicit sign extension.
24606 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24608 PR middle-end/38981
24609 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24610 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24612 2009-02-09 Richard Guenther <rguenther@suse.de>
24614 PR middle-end/35202
24615 * convert.c (convert_to_real): Disable (float)fn((double)x)
24616 to fnf(x) conversion if errno differences may occur and
24617 -fmath-errno is set.
24619 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24621 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24622 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24623 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24625 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24628 * c-common.c (handle_alias_attribute): Disallow attribute for
24629 anything not a FUNCTION_DECL or VAR_DECL.
24631 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24634 * real.c (do_compare): Special-case compare of zero against
24635 decimal float value.
24637 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24640 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24641 as indicating flexible array members unless the field itself is
24642 being declarared as the incomplete array.
24644 2009-02-06 Jan Hubicka <jh@suse.cz>
24646 PR tree-optimization/38844
24647 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24648 is already inlined.
24650 2009-02-06 Richard Guenther <rguenther@suse.de>
24652 PR middle-end/38977
24653 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24654 fork because we may expand it as __gcov_fork.
24656 2009-02-06 Nick Clifton <nickc@redhat.com>
24658 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24660 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24662 PR tree-optimization/35659
24663 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24664 vn_phi_eq): Shortcut if hashcode does not match.
24665 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24667 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24668 and avoid iterative_hash_expr.
24669 (FOR_EACH_VALUE_ID_IN_SET): New.
24670 (value_id_compare): Remove.
24671 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24672 sort expressions by value id.
24674 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24677 * config/sh/predicates.md (general_movsrc_operand): Don't check
24678 the subreg of system registers here.
24680 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24683 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24684 on the copied decl.
24686 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24688 PR rtl-optimization/39110
24689 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24690 addresses, not aligned ones.
24692 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24693 Richard Guenther <rguenther@suse.de>
24695 PR tree-optimization/39100
24696 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24697 comment says and add edges.
24699 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24702 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24703 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24705 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24707 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24708 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24709 register_bb_in_sese, new_sese, free_sese): Moved.
24710 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24711 outermost_loop_in_scop, build_scop_iteration_domain,
24712 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24713 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24714 Use loop_in_sese_p instead of loop_in_scop_p.
24715 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24716 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24717 (scopdet_basic_block_info): Fix bug in scop detection.
24718 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24719 eq_loop_to_cloog_loop): Remove.
24720 (nb_loops_around_loop_in_scop, nb_loop
24721 ref_nb_loops): Moved here...
24722 * graphite.h (ref_nb_loops): ... from here.
24723 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24724 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24725 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24726 * testsuite/gcc.dg/graphite/scop-19.c: New
24728 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24729 Hans-Peter Nilsson <hp@axis.com>
24731 PR rtl-optimization/37889
24732 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24733 Move offset handling from PLUS to before the switch. Use new
24734 arguments when considering SYMBOL_REFs too.
24735 (rtx_addr_can_trap_p): Pass dummy offset and size.
24736 (enum may_trap_p_flags): Remove.
24737 (may_trap_p_1): Pass size from MEM_SIZE.
24739 PR rtl-optimization/38921
24740 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24741 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24742 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24743 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24745 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24747 AVX Programming Reference (January, 2009)
24748 * config/i386/sse.md (*vpclmulqdq): New.
24750 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24752 PR tree-optimization/38977
24753 PR gcov-profile/38292
24754 * calls.c (special_function_p): Disregard __builtin_ prefix.
24756 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24758 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24759 non-indexable addresses even before reload.
24761 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24764 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24765 as having variable size. Do not give an error for unnamed
24766 parameters with [*] declarators. Give a warning for type names
24767 with [*] declarators and mark them as variable size.
24768 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24769 for sizeof applied to [*] type names.
24771 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24774 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24776 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24778 * gcc.c (process_command): Update copyright notice dates.
24779 * gcov.c (print_version): Likewise.
24780 * gcov-dump.c (print_version): Likewise.
24781 * mips-tfile.c (main): Likewise.
24782 * mips-tdump.c (main): Likewise.
24784 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24787 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24788 for composite type involving a zero-length array type.
24790 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24793 * function.c (match_asm_constraints_1): Skip over
24794 initial optional % in the constraint.
24796 PR inline-asm/39059
24797 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24798 supported, don't accept FIXED_CSTs.
24799 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24800 and _Sat is used without _Fract/_Accum. Set specs->type to
24801 integer_type_node for cts_fract/cts_accum if fixed point is not
24804 2009-02-02 Catherine Moore <clm@codesourcery.com>
24806 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24808 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24810 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24811 (ABI_HAS_64BIT_SYMBOLS): Use it.
24812 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24814 2009-02-02 Paul Brook <paul@codesourcery.com>
24816 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24818 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24820 PR inline-asm/39058
24821 * recog.h (asm_operand_ok): Add constraints argument.
24822 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24823 recurse on matching constraint.
24824 (check_asm_operands): Pass constraints as 3rd argument to
24825 asm_operand_ok. Don't look up matching constraint here.
24826 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24829 2009-02-02 Ben Elliston <bje@au.ibm.com>
24831 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24832 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24834 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24836 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24837 information. Remove some obsolete information. Reorganize.
24839 * config/pa/fptr.c: Revert license to GPL 2.
24840 * config/pa/milli64.S: Likewise.
24842 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24845 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24846 LIBRARY name in, instead of hard-coding it.
24847 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24848 extra target make frag to tmake_files according to EH model.
24849 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24850 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24851 frags that define makefile variable EH_MODEL appropriately.
24852 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24853 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24854 to "-sjlj" according to type of EH configured.
24855 (LIBGCC_SONAME): Concatenate it to shared library base name.
24856 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24857 to "_sjlj" according to type of EH configured.
24858 (LIBGCC_SONAME): Concatenate it to shared library base name.
24859 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24860 (SHLIB_LINK): Add missing semicolon to if-else construct.
24861 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24862 string value of "pe_dll" command-line option.
24863 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24864 (SHLIB_SONAME): Use it when overriding t-cygming default.
24865 (SHLIB_IMPLIB): Override t-cygming default.
24866 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24867 string value of "pe_dll" command-line option.
24869 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24872 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24873 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24875 2009-01-31 Richard Guenther <rguenther@suse.de>
24877 PR tree-optimization/38937
24878 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24879 computing the transitive closure.
24881 2009-01-30 Richard Guenther <rguenther@suse.de>
24883 PR tree-optimization/39041
24884 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24885 Propagate variable indices only if the types match for this stmt.
24887 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24890 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24891 inline but never defined.
24893 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24895 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24896 (*insv_h_di_reg_extimm): New insn.
24897 (*insv_l<mode>_reg_extimm): New insn.
24899 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24901 * config/picochip/picochip.c (flag_conserve_stack): set
24902 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24903 fconserve-stack. Reduce call-overhead used by inliner.
24905 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24908 * common.opt (flag_conserve_stack): Initialised to zero.
24910 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24913 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24914 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24917 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24919 * ira-color.c (allocno_reload_assign): Update comments.
24920 * regmove.c (regmove_optimize): Likewise.
24924 2009-01-29 Robert Millan <rmh@aybabtu.com>
24926 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24927 * config/i386/kopensolaris-gnu.h: New file. Undefine
24928 `MD_UNWIND_SUPPORT'.
24929 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24931 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24933 PR tree-optimization/39007
24934 * tree-loop-distribution.c (generate_builtin): Use
24935 recompute_dominator to compute the immediate dominator of the
24936 basic block just after the loop.
24938 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24940 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24941 (ASM_OUTPUT_DWARF_PCREL): Define.
24943 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24945 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24946 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24947 global. Modify entries about regmove and IRA.
24949 * ra-conflict.c: Remove the file.
24951 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24953 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24954 (pass_regclass_init): Rename to pass_reginfo_init.
24956 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24958 * toplev.h (flag_ira): Remove.
24960 * caller-save.c (setup_save_areas): Remove flag_ira.
24962 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24964 * global.c: Remove the file.
24966 * opts.c (decode_options): Remove flag_ira.
24968 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24970 * regmove.c: Modify file description.
24971 (find_use_as_address, try_auto_increment): Define them only if
24972 AUTO_INC_DEC is defined.
24973 (replacement_quality, replace_in_call_usage, fixup_match_1,
24974 stable_and_no_regs_but_for_p): Remove.
24975 (reg_set_in_bb): Make it static.
24976 (regmove_optimize): Remove flag_ira and code which worked for
24979 * local-alloc.c: Remove the file.
24981 * common.opt (fira): Remove.
24983 * ira.c: Include except.h.
24984 (eliminable_regset): Move from global.c.
24985 (mark_elimination): Ditto. Remove flag_ira.
24986 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24987 equiv_mem_modified, validate_equiv_mem_from_store,
24988 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24989 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24990 no_equiv, recorded_label_ref): Move from local-alloc.c.
24991 (update_equiv_regs): Ditto. Make it static.
24992 (print_insn_chain, print_insn_chains): Move it from global.c.
24993 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24994 (build_insn_chain): Ditto. Make it static.
24995 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24996 Rename to init_live_subregs.
24997 (gate_ira): Remove flag_ira.
24999 * regclass.c: Rename reginfo.c. Change file description.
25000 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25001 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25002 (init_reg_sets_1): Remove code for evaluation of
25003 reg_class_superclasses and losing_caller_save_reg_set.
25004 (init_regs): Remove init_reg_autoinc.
25005 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25006 ok_for_base_p_nonstrict): Remove.
25007 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25008 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25009 corresponding entries.
25010 (dump_regclass, record_operand_costs, scan_one_insn,
25011 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25012 record_address_regs, auto_inc_dec_reg_p): Remove.
25013 (gt-regclass.h): Rename to gt-reginfo.h.
25015 * rtl.h (dump_global_regs, retry_global_alloc,
25016 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25018 * Makefile.in (RA_H): Remove.
25019 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25020 Rename regclass.o to reginfo.o.
25021 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25023 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25024 (GTFILES): Rename regclass.c to reginfo.c.
25026 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25027 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25029 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25030 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25032 (finish_spills): Ditto. Remove code for !flag_ira.
25034 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25036 PR middle-end/35854
25037 * doc/invoke.texi (rtl debug options): Complete rewrite.
25038 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25040 * mode-switching.c (pass_mode_switching): Rename pass from
25041 "mode-sw" to "mode_sw".
25042 * except.c (pass_convert_to_eh_ranges): Rename pass from
25043 "eh-ranges" to "eh_ranges".
25044 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25048 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25049 Alexander Monakov <amonakov@ispras.ru>
25051 PR middle-end/38857
25052 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25054 (move_exprs_to_boundary): Change return type and pass through
25055 should_move from move_op. Relax assert. Update usage ...
25056 (schedule_expr_on_boundary): ... here. Use should_move instead of
25058 (move_op_orig_expr_found): Indicate that insn was disconnected from
25060 (code_motion_process_successors): Do not call after_merge_succs
25061 callback if original expression was not found when traversing any of
25063 (code_motion_path_driver): Change return type. Update prototype.
25064 (move_op): Update comment. Add a new parameter (should_move). Update
25065 prototype. Set *should_move based on indication provided by
25066 move_op_orig_expr_found.
25068 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25070 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25071 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25072 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25073 * config/rs6000/rs6000.c (rs6000_override_options): Default
25074 avoid-indexed-addresses on for Power6, off for everything else.
25075 (avoiding_indexed_address_p): New function.
25076 (rs6000_legitimize_address): Use it.
25077 (rs6000_legitimate_address): Likewise.
25078 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25080 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25082 PR tree-optimization/38997
25083 * tree-loop-distribution.c (generate_memset_zero): Use
25084 POINTER_PLUS_EXPR for a pointer addition.
25086 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25088 * config/s390/s390.md (bswap<mode>2): New pattern added.
25090 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25092 * config/s390/s390.md (*tls_load_31): Added type attribute.
25094 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25096 * config/s390/s390.md: Fix a few comments.
25098 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25100 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25101 (*tm<mode>_full): Fixed z10prop attribute.
25102 (*tst<mode>_extimm): Fixed z10prop attribute.
25103 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25104 (*tstqiCCT_cconly): Fixed z10prop attribute.
25105 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25106 (*movsi_larl): Fixed z10prop attribute.
25107 (*movsi_zarch): Fixed z10prop attribute.
25108 (*movsi_eas): Fixed z10prop attribute.
25109 (*movhi): Fixed z10prop attribute.
25110 (*movqi): Fixed z10prop attribute.
25111 (*movstrictqi): Fixed z10prop attribute.
25112 (*mov<mode>): Fixed z10prop attribute.
25113 (*movcc): Fixed z10prop attribute.
25114 (*sethighpartdi_64): Fixed z10prop attribute.
25115 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25116 (*negdi2_sign_cc): Fixed z10prop attribute.
25117 (*negdi2_sign): Fixed z10prop attribute.
25118 (*absdi2_sign_cc): Fixed z10prop attribute.
25119 (*absdi2_sign): Fixed z10prop attribute.
25120 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25121 (*negabsdi2_sign): Fixed z10prop attribute.
25122 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25123 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25124 (doloop_si64): Fixed z10prop attribute.
25125 (doloop_si31): Fixed z10prop attribute.
25126 (doloop_long): Fixed z10prop attribute.
25127 (indirect_jump): Fixed z10prop attribute.
25128 (nop): Fixed z10prop attribute.
25129 (main_base_64): Fixed z10prop attribute.
25130 (reload_base_64): Fixed z10prop attribute.
25132 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25134 PR rtl-optimization/38740
25135 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25137 * config/mips/mips.c (mips_reorg): Likewise.
25139 2009-01-28 Richard Guenther <rguenther@suse.de>
25141 PR tree-optimization/38926
25142 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25143 with the correct value id to a value.
25144 (do_regular_insertion): Use the value number of edoubleprime
25145 for the value number of the expr.
25148 2008-08-21 Richard Guenther <rguenther@suse.de>
25150 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25151 a PHI ask VN if it is already available.
25152 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25153 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25155 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25157 PR middle-end/38934
25158 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25159 set to varying whenever max has TREE_OVERFLOW set, similarly
25160 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25162 2009-01-28 Richard Guenther <rguenther@suse.de>
25164 PR middle-end/38908
25165 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25166 uninitialized aggregate uses in call arguments.
25168 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25170 PR tree-optimization/38984
25171 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25172 the nothing_id variable if -fno-delete-null-pointer-checks.
25174 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25177 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25178 (set_got_offset_rex64): Ditto.
25180 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25183 * doc/extend.texi: Improve local variable with asm reg.
25185 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25187 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25188 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25189 was not supplied then set warn_packed_bitfield_compat to the
25190 default value of 1.
25191 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25194 2009-01-27 Richard Guenther <rguenther@suse.de>
25196 PR tree-optimization/38503
25197 * cfgexpand.c (expand_gimple_basic_block): Ignore
25198 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25199 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25200 variables that cannot have TBAA applied.
25201 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25204 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25206 PR middle-end/38969
25207 * calls.c (initialize_argument_information): Do not wrap complex
25208 arguments in SAVE_EXPR.
25210 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25212 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25213 (INSTALL_LIBGCC): Revert typo commit.
25215 2009-01-26 Richard Guenther <rguenther@suse.de>
25217 PR tree-optimization/38745
25218 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25219 from special handling.
25221 2009-01-26 Richard Guenther <rguenther@suse.de>
25223 PR tree-optimization/38745
25224 * tree-ssa.c (execute_update_addresses_taken): Do not include
25225 variables that cannot possibly be a register in not_reg_needs.
25226 Do not clear TREE_ADDRESSABLE on vars that may not become
25228 * tree-ssa.c (update_alias_info_1): Include those in the set
25229 of addressable vars.
25231 2009-01-26 Richard Guenther <rguenther@suse.de>
25233 PR middle-end/38851
25234 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25235 * tree-ssa-dse.c: Include langhooks.h
25236 (execute_simple_dse): Remove stores with zero size.
25238 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25241 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25244 2009-01-24 Julian Brown <julian@codesourcery.com>
25246 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25247 config/arm/linux-atomic.c.
25248 * config/arm/linux-atomic.c: New.
25250 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25252 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25253 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25254 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25256 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25259 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25262 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25264 PR tree-optimization/38953
25265 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25266 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25267 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25268 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25271 2009-01-24 Paul Brook <paul@codesourcery.com>
25273 * config/arm/neon.md (neon_type): Move to arm.md.
25274 (neon_mov<VSTRUCT>): Add neon_type attribute.
25275 * config/arm/arm.md (neon_type): Move to here.
25276 (conds): Add "unconditioal" and use as default for NEON insns.
25278 2009-01-24 Ben Elliston <bje@au.ibm.com>
25280 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25281 void *' warning from -Wc++-compat.
25282 * Makefile.in (dominance.o-warn): Remove.
25284 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25286 PR tree-optimization/38932
25287 * fold-const.c (fold_unary_ignore_overflow): New.
25288 * tree.h (fold_unary_ignore_overflow): Declare.
25289 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25290 * tree-ssa-sccvn.c (visit_reference_op_load,
25291 simplify_unary_expression): Likewise.
25293 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25295 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25296 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25297 regardless of their type.
25298 * c-common.c (handle_packed_attribute): Don't ignore packed on
25300 * c.opt (Wpacked-bitfield-compat): New warning option.
25301 * stor-layout.c (place_field): Warn if offset of a field changed.
25302 * doc/extend.texi (packed): Mention the ABI change.
25303 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25304 (Warning Options): Add it to the list.
25306 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25308 * c-opts.c (c_common_post_options): Fix a typo in comments.
25310 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25312 PR middle-end/38615
25313 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25314 variables to static.
25315 * doc/invoke.texi (-fmerge-all-constants): Update description.
25317 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25320 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25321 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25323 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25325 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25327 (LOCAL_ALIGNMENT): Similarly.
25329 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25330 Joseph Myers <joseph@codesourcery.com>
25332 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25333 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25334 * config/arm/arm-tune.md: Regenerate.
25335 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25338 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25340 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25341 version number to five.
25343 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25346 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25347 * c-common.c (set_underlying_type): Likewise.
25348 (is_typedef_decl ): Likewise
25350 (set_underlying_type): Likewise.
25351 (is_typedef_type): Likewise.
25353 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25355 PR middle-end/38587
25356 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25359 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25362 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25363 (LIBGCC_SPEC): Don't define.
25364 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25366 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25368 PR rtl-optimization/38879
25369 * alias.c (base_alias_check): Unaligned access via AND address can
25370 alias all surrounding object types except those with sizes equal
25371 or wider than the size of unaligned access.
25373 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25376 * c-decl.c (clone_underlying_type): Move this ...
25377 * c-common.c (set_underlying_type): ... here.
25378 Also, make sure the function properly sets TYPE_STUB_DECL() on
25379 the newly created typedef variant type.
25380 (is_typedef_decl ): New entry point.
25381 * tree.h: Added a new member member_types_needing_access_check to
25382 struct tree_decl_non_common.
25383 (set_underlying_type): New entry point.
25384 (is_typedef_type): Likewise.
25386 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25388 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25389 Check whether two instructions have memory references that
25390 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25391 are helper functions for traversing.
25392 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25393 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25394 not to draw dependency edge for instructions with non-conflicting
25397 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25400 * longlong.h: Update copyright years. Use soft-fp license notice.
25401 Sync __clz_tab declaration with glibc.
25403 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25406 * doc/extend.texi (syscall_linkage): New.
25407 (version_id): Modify.
25409 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25410 Richard Guenther <rguenther@suse.de>
25412 PR tree-optimization/38747
25413 PR tree-optimization/38748
25414 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25415 conversion if the base address is an indirect reference and the
25416 aliasing sets could cause issues.
25418 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25420 * common.opt (fgraphite, fgraphite-identity): Add comment for
25421 explaining why these options are not documented.
25423 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25425 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25426 gimple_call_lhs is NULL.
25428 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25431 * emit-rtl.c (adjust_address_1): Make sure memref is never
25434 2009-01-20 Ben Elliston <bje@au.ibm.com>
25436 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25437 const qualifier from arg parameter. Remove unnecessary cast to char *.
25438 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25439 const qualifier from arg 2.
25441 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25443 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25445 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25448 * rtl.h (reinit_regs): New prototype.
25449 * regclass.c: Include ira.h.
25450 (reinit_regs): New.
25451 * Makefile.in (regclass.o): Add ira.h.
25452 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25454 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25457 * c-common.c (handle_aligned_attribute): Use
25458 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25459 default alignment value.
25461 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25463 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25464 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25466 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25467 __BIGGEST_ALIGNMENT__.
25469 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25471 2009-01-18 Richard Guenther <rguenther@suse.de>
25473 PR tree-optimization/38819
25474 * tree-flow.h (operation_could_trap_helper_p): Declare.
25475 * tree-eh.c (operation_could_trap_helper_p): Export.
25476 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25477 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25478 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25479 are about to insert a possibly trapping instruction and fail
25482 2009-01-18 Andreas Schwab <schwab@suse.de>
25484 * doc/install.texi (Configuration): Remove obsolete paragraph
25485 about use of --with-gnu-ld with --with-gnu-as.
25487 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25489 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25490 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25491 Follow spelling conventions.
25493 2009-01-18 Ben Elliston <bje@au.ibm.com>
25495 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25496 C++ warning about implicit conversion from void * to struct
25498 (bitmap_obstack_free): Likewise for bitmap_element *.
25499 * Makefile.in (bitmap.o-warn): Remove.
25501 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25503 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25505 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25506 Tobias Grosser <tobi.grosser@amd.com>
25508 * graphite.c (graphite_trans_scop_block): Do not block single
25511 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25513 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25514 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25515 test with assertion.
25517 2009-01-16 Richard Guenther <rguenther@suse.de>
25519 PR tree-optimization/38835
25520 PR middle-end/36227
25521 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25522 and INT + PTR -> (INT)(PTR p+ INT) folding.
25523 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25525 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25528 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25529 the subreg from a lowpart subreg if it is also casting the value.
25531 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25532 Tobias Grosser <tobi.grosser@amd.com>
25534 * graphite.c (compare_prefix_loops): New.
25535 (build_scop_canonical_schedules): Rewritten.
25536 (graphite_transform_loops): Move build_scop_canonical_schedules
25537 after build_scop_iteration_domain.
25539 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25540 Tobias Grosser <tobi.grosser@amd.com>
25542 * graphite.c (add_conditions_to_domain): Add the loops to
25543 the dimension of the iteration domain. Do copy the domain
25544 only when it exists.
25545 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25546 (add_conditions_to_constraints): New.
25547 (can_generate_code_stmt, can_generate_code): Removed.
25548 (gloog): Do not call can_generate_code.
25549 (graphite_transform_loops): Call add_conditions_to_constraints
25550 after building the iteration domain.
25552 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25554 PR tree-optimization/38789
25555 * tree-ssa-threadedge.c
25556 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25557 __builtin_constant_p.
25559 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25561 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25562 examined before deleting them.
25564 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25566 * function.c (aggregate_value_p): Correctly extract the function
25567 type from CALL_EXPR_FN lookup.
25569 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25571 * config/picochip/picochip.c (picochip_override_options): Revert
25572 CFI asm flag disable commited previously.
25574 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25575 Tobias Grosser <tobi.grosser@amd.com>
25576 Jan Sjodin <jan.sjodin@amd.com>
25578 * graphite.c (scan_tree_for_params): On substractions negate
25579 all the coefficients of the term.
25580 (clast_to_gcc_expression_red): New. Handle reduction expressions
25581 of more than two operands.
25582 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25583 (get_vdef_before_scop): Handle also the case of default definitions.
25585 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25587 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25588 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25589 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25591 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25592 Joey Ye <joey.ye@intel.com>
25594 PR middle-end/37843
25595 * cfgexpand.c (expand_stack_alignment): Don't update stack
25596 boundary nor check incoming stack boundary here.
25597 (gimple_expand_cfg): Update stack boundary and check incoming
25598 stack boundary here.
25600 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25602 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25604 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25606 PR rtl-optimization/38245
25607 * calls.c (expand_call): Add stack arguments to
25608 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25609 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25610 in regs and partially in memory or BLKmode arguments.
25611 (emit_library_call_value_1): Add stack arguments to
25612 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25613 ACCUMULATE_OUTGOING_ARGS).
25614 * dce.c: Include tm_p.h.
25615 (find_call_stack_args): New function.
25616 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25618 (mark_insn): Call find_call_stack_args for CALL_Ps.
25619 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25620 forwards. Allocate and free arg_stores bitmap if needed, pass it
25621 down to deletable_insn_p, don't mark stores set in arg_stores
25622 bitmap, clear the bitmap at the beginning of each bb.
25623 * Makefile.in (dce.o): Depend on $(TM_P_H).
25625 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25628 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25629 to make sure the insn is a conditional test (bug 22599). Reformat a
25632 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25634 PR middle-end/38431
25635 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25636 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25637 (gloog): Do not call cleanup_tree_cfg.
25638 (graphite_transform_loops): Call cleanup_tree_cfg after all
25639 scops have been code generated.
25641 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25642 * doc/gty.texi (Invoking the garbage collector): Added new node
25643 and section documenting ggc_collect.
25645 2009-01-14 Richard Guenther <rguenther@suse.de>
25647 PR tree-optimization/38826
25648 PR middle-end/38477
25649 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25650 initialization notes only if we actually emitted a warning.
25651 (intra_create_variable_infos): Add constraints for a result decl
25652 that is passed by hidden reference.
25653 (build_pred_graph): Mark all related variables non-direct on
25656 2009-01-14 Nick Clifton <nickc@redhat.com>
25658 * ira-conflicts.c: Include addresses.h for the definition of
25660 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25661 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25663 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25666 * Makefile.in (ira-lives.o): Add except.h.
25668 * ira-lives.c: Include except.h.
25669 (process_bb_node_lives): Process can_throw_internal.
25671 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25673 PR rtl-optimization/38774
25674 * combine.c (simplify_set): When undoing cc_use change, don't do
25675 PUT_CODE on the newly created comparison, but instead put back the
25678 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25680 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25681 values. Remove duplicate arm8 entry.
25683 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25685 PR tree-optimization/38786
25686 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25687 the SSA_NAME case of expand_scalar_variables_expr.
25688 Set the type of an expression to the type of its assign statement.
25689 (expand_scalar_variables_expr): Also gather the scalar computation
25690 used to index the memory access. Do not pass loop_p.
25691 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25692 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25693 the gimple_stmt_iterator where it inserts new code.
25694 Do not pass loop_p.
25695 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25696 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25698 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25700 * graphite.h (debug_value): Removed.
25701 * graphite.c (debug_value): Removed.
25703 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25705 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25706 ldrd/strd with two 32-bit instructions.
25708 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25710 * config/arm/arm.c (struct processors): Pass for speed down into
25711 cost helper functions.
25712 (const_ok_for_op): Handle COMPARE and inequality nodes.
25713 (arm_rtx_costs_1): Rewrite.
25714 (arm_size_rtx_costs): Update prototype.
25715 (arm_rtx_costs): Pass speed down to helper functions.
25716 (arm_slowmul_rtx_costs): Rework cost calculations.
25717 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25718 (arm_9e_rtx_costs): Likewise.
25720 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25722 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25723 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25724 (alpha_legitimize_address): Do not split local symbols wider than
25725 UNITS_PER_WORD into HIGH/LO_SUM parts.
25727 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25730 * gcc.c (process_command): Replace call to execvp with calls
25731 to pex_one and exit.
25733 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25736 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25737 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25738 variant for devices with 3-byte PC.
25739 (__tablejump_elpm__): New.
25741 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25744 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25745 offsetof member-designator, handle it as `[0].'.
25747 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25749 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25750 function when not using named sections on targets with named sections
25751 if branch distance is less than 262132.
25753 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25755 * combine.c (combine_instructions): Recompute
25756 optimize_this_for_speed_p for each BB in the main combine loop.
25758 2009-01-12 Tomas Bily <tbily@suse.cz>
25761 * tree-loop-distribution.c (prop_phis): New function.
25762 (generate_builtin): Call prop_phis.
25763 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25765 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25767 PR tree-optimization/38807
25768 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25769 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25771 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25773 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25774 subreg of op0 to the original op0.
25776 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25778 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25780 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25783 * mips-tfile.c (parse_def): Fix parsing of def strings
25784 starting with digits.
25786 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25789 * config/arm/arm.c (arm_is_long_call_p): Don't call
25790 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25792 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25794 * regrename.c (regrename_optimize): Fix dumping.
25795 (find_oldest_value_reg): Preserve REG_POINTER.
25796 (copy_hardreg_forward_1): Likewise.
25798 2009-01-09 Diego Novillo <dnovillo@google.com>
25800 * gimple.h (struct gimple_statement_base) <uid>: Document
25801 the restrictions on its use.
25802 (gimple_uid): Tidy.
25803 (gimple_set_uid): Tidy.
25805 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25807 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25808 zero guard even if align_bytes != 0 and count is smaller than
25811 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25813 PR rtl-optimization/38495
25814 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25815 (add_range_and_copies_from_move_list): Print all added ranges.
25816 Add ranges to memory optimized destination.
25818 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25822 * config/i386/i386.c (override_options): Reject
25823 -mstringop-strategy=rep_8byte with -m32.
25824 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25825 to 1. Do count comparison against epilogue_size_needed at compile
25826 time even when count_exp was constant forced into register. For
25827 size_needed don't jump to epilogue, instead just avoid aligning
25828 and invoke the body algorithm. If need_zero_guard, add zero guard
25829 even if count is non-zero, but smaller than size_needed + number of
25830 bytes that could be stored for alignment.
25831 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25832 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25833 but smaller than size_needed + number of bytes that could be stored
25834 for alignment. Compare size_needed with epilogue_size_needed instead
25835 of desired_align - align, don't adjust size_needed, pass
25836 epilogue_size_needed to the epilogue expanders.
25839 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25841 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25843 * pa.c (last_address): Change to unsigned.
25844 (update_total_code_bytes): Change argument to unsigned. Don't
25845 check if insn addresses are set.
25846 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25847 addresses are not set.
25848 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25850 2009-01-09 Nick Clifton <nickc@redhat.com>
25852 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25853 DECL_DECLARED_INLINE_P.
25855 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25857 PR middle-end/38347
25858 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25859 GET_MODE (op0) in operand_subword_force calls.
25861 PR middle-end/38771
25862 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25863 fold_convert arg0 operands to TREE_TYPE (op0) first.
25865 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25867 * params.def (ira-max-conflict-table-size): Decrease default value
25870 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25872 PR tree-optimization/37031
25873 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25875 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25876 allocate it using gc instead of heap, use VEC_quick_push instead of
25878 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25879 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25880 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25881 allocated vector from heap allocated.
25882 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25883 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25884 vector only after perfect_loop_nest_depth call.
25886 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25887 Jan Sjodin <jan.sjodin@amd.com>
25889 PR tree-optimization/38559
25890 * graphite.c (debug_value, copy_constraint,
25891 swap_constraint_variables, scale_constraint_variable, ): New.
25892 (get_lower_bound, get_upper_bound): Removed.
25893 (graphite_trans_bb_strip_mine): Clean up this code that works
25894 only for constant number of iterations. Fully copy upper and
25895 lower bound constraints, not only the constant part of them.
25896 * graphite.h (debug_value): Declared.
25898 2009-01-08 Ira Rosen <irar@il.ibm.com>
25900 PR tree-optimization/37194
25901 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25902 Don't add the cost of cost model guard in prologue to scalar
25903 outside cost in case of known number of iterations.
25905 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25906 Alan Modra <amodra@bigpond.net.au>
25908 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25909 non-word-aligned REG+CONST addressing.
25911 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25914 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25915 free_after_compilation when outputting a thunk.
25916 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25917 Do not call free_after_compilation here.
25919 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25921 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25922 (ix86_valid_target_attribute_inner_p): Ditto.
25924 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25926 PR tree-optimization/38492
25927 PR tree-optimization/38498
25928 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25929 * tree-chrec.h (scev_is_linear_expression): Declared.
25930 * graphite.c (graphite_cannot_represent_loop_niter): New.
25931 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25932 (graphite_loop_normal_form): Use gcc_assert.
25933 (scan_tree_for_params): Use CASE_CONVERT.
25934 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25935 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25936 Use gcc_assert. Discard scops that contain unhandled cases.
25937 (build_scop_conditions): Return a boolean status for unhandled cases.
25938 (strip_mine_profitable_p): Print the loop number, not its depth.
25939 (is_interchange_valid): Pass the depth of the loop nest, don't
25940 recompute it wrongly.
25941 (graphite_trans_bb_block): Same.
25942 (graphite_trans_bb_block): Print tentative of loop blocking.
25943 (graphite_trans_scop_block): Do not print that the loop has been
25945 (graphite_transform_loops): Do not handle scops that contain condition
25948 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25950 AVX Programming Reference (December, 2008)
25951 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25952 (_mm256_stream_pd): Likewise.
25953 (_mm256_stream_ps): Likewise.
25955 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25956 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25957 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25958 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25959 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25960 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25961 (ix86_expand_special_args_builtin): Likewise.
25963 * config/i386/sse.md (AVXMODEDI): New.
25964 (avx_movnt<mode>): Likewise.
25965 (avx_movnt<mode>): Likewise.
25966 (<sse>_movnt<mode>): Remove AVX support.
25967 (sse2_movntv2di): Likewise.
25969 2009-01-07 Richard Guenther <rguenther@suse.de>
25971 PR middle-end/38751
25972 * fold-const.c (extract_muldiv): Remove obsolete comment.
25973 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25974 to PLUS_EXPR canonicalization for the canonicalization.
25976 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25978 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25979 hosted cross-compilers generating less efficient code.
25981 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25983 * function.h (rtl_data): Add a dbr_scheduled_p field.
25984 * reorg.c (dbr_schedule): Set it.
25985 (gate_handle_delay_slots): Check it.
25986 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25987 (mips_reorg): Check flag_delayed_branch instead of
25988 mips_base_delayed_branch.
25989 (mips_override_options): Don't set mips_base_delayed_branch
25990 or flag_delayed_branch.
25992 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25994 PR rtl-optimization/38426.
25995 * ira.c (ira): Set current_function_is_leaf earlier.
25997 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25999 PR rtl-optimization/38722
26000 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26001 too early, only set a flag and modify after last possible
26004 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26007 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26008 * real.c (decimal_single_format): Correct values of emin and emax.
26009 (decimal_double_format): Ditto.
26010 (decimal_quad_format): Ditto.
26011 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26012 computation of DECnn_MIN and DECnn_MAX for corrected values of
26013 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26014 __DECnn_MIN__, and adjust its computation for the corrected value
26017 2009-01-06 Jan Hubicka <jh@suse.cz>
26020 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26022 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26024 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26025 Add Robert Clark to the list of testers.
26027 2009-01-06 Jan Hubicka <jh@suse.cz>
26028 Kai Tietz <kai.tietz@onevision.com>
26030 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26031 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26033 2009-01-06 Jan Hubicka <jh@suse.cz>
26034 Kai Tietz <kai.tietz@onevision.com>
26036 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26038 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26039 (ix86_nsaved_regs): Count only general purpose regs.
26040 (ix86_nsaved_sseregs): New.
26041 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26042 to 16 for w64; compute padding and size of sse reg save area.
26043 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26044 general purpose regs.
26045 (ix86_emit_save_sse_regs_using_mov): New.
26046 (ix86_expand_prologue): Save SSE regs if needed.
26047 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26048 (ix86_emit_restore_sse_regs_using_mov): New.
26049 (ix86_expand_epilogue): Save SSE regs if needed.
26051 2009-01-06 Jan Hubicka <jh@suse.cz>
26052 Kai Tietz <kai.tietz@onevision.com>
26054 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26055 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26056 functions when accumulate outgoing args is off.
26058 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26061 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26062 before using pseudos_have_intersected_live_ranges_p.
26064 * ira-int.h (ira_assert): Always define.
26066 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26068 AVX Programming Reference (December, 2008)
26069 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26070 (_mm256_permute2_pd): Likewise.
26071 (_mm_permute2_ps): Likewise.
26072 (_mm256_permute2_ps): Likewise.
26073 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26074 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26076 * config/i386/i386.c (ix86_builtins): Remove
26077 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26078 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26079 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26080 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26081 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26082 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26083 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26084 __builtin_ia32_vpermil2ps256.
26085 (ix86_init_mmx_sse_builtins): Updated.
26086 (ix86_expand_args_builtin): Likewise.
26088 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26090 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26091 long absolute calls when generating PA 2.0 code.
26093 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26095 PR rtl-optimization/38583
26096 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26098 * params.def (ira-max-conflict-table-size): New.
26100 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26102 * ira.h (ira_conflicts_p): New external definition.
26104 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26105 table. Report this. Return result of building.
26106 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26107 building conflict table.
26109 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26110 (ira_color): Use ira_conflicts_p.
26112 * global.c: Include ira.h.
26113 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26116 * Makefile.in (global.o): Add ira.h.
26118 * ira-build.c (mark_all_loops_for_removal,
26119 propagate_some_info_from_allocno): New.
26120 (remove_unnecessary_allocnos): Call
26121 propagate_some_info_from_allocno.
26122 (remove_low_level_allocnos): New.
26123 (remove_unnecessary_regions): Add parameter. Call
26124 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26125 parameter to remove_unnecessary_regions.
26126 (ira_build): Remove all regions but root if the conflict table was
26127 not built. Update conflict hard regs for allocnos crossing calls.
26129 * ira.c (ira_conflicts_p): New global.
26130 (ira): Define and use ira_conflicts_p.
26132 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26133 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26134 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26136 2009-01-06 Ben Elliston <bje@au.ibm.com>
26138 * gengtype-lex.l (YY_NO_INPUT): Define.
26140 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26143 * c-common.c (handle_vector_size_attribute): Also reject
26144 BOOLEAN_TYPE types.
26146 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26148 PR tree-optimization/38492
26149 * graphite.c (rename_map_elt, debug_rename_elt,
26150 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26151 rename_map_elt_info, eq_rename_map_elts,
26152 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26153 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26154 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26155 (sese_build_livein_liveouts): New.
26156 (new_sese, free_sese): New.
26157 (new_scop): Call new_sese.
26158 (free_scop): Call free_sese.
26159 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26160 (register_old_new_names): Renamed register_old_and_new_names.
26161 (register_scop_liveout_renames, add_loop_exit_phis,
26162 insert_loop_close_phis, struct igp,
26163 default_liveout_before_guard, add_guard_exit_phis,
26164 insert_guard_phis, copy_renames): New.
26165 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26166 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26167 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26168 (scop_adjust_phis_for_liveouts): New.
26169 (gloog): Call scop_adjust_phis_for_liveouts.
26171 * graphite.h (struct sese): Documented. Added fields liveout,
26172 num_ver and livein.
26173 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26174 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26175 (struct scop): Added field liveout_renames.
26176 (SCOP_LIVEOUT_RENAMES): New.
26178 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26180 PR tree-optimization/38510
26181 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26182 (translate_clast): Call recompute_all_dominators before
26184 (gloog): Call recompute_all_dominators before graphite_verify.
26186 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26187 Jan Sjodin <jan.sjodin@amd.com>
26189 PR tree-optimization/38500
26190 * graphite.c (create_sese_edges): Call fix_loop_structure after
26193 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26195 * config.gcc: Add m32r*-*-rtems*.
26196 * config/m32r/rtems.h: New file.
26198 2009-01-05 Ben Elliston <bje@au.ibm.com>
26200 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26201 (.po.pox): Likewise.
26202 (po/gcc.pot): Likewise.
26204 2009-01-04 David S. Miller <davem@davemloft.net>
26206 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26207 (STARTING_FRAME_OFFSET): Always set to zero.
26209 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26211 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26212 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26213 fixed-point types, and vectors of the same.
26215 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26217 * config/mips/sync.md (*mb_barrier): Rename to...
26218 (*memory_barrier): ...this.
26220 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26222 * doc/extend.texi (Function Attributes): Move @cindex after @item
26223 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26224 and put in alphabetical order. Fix 'target' name and put in order.
26225 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26228 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26230 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26231 (memory_barrier): Expand as unspec instead of unspec_volatile.
26232 Remove mem:BLK from insn operands. Use Pmode scratch register.
26233 (*memory_barrier): Define as unspec instead of unspec_volatile.
26234 Use (match_dup 0) as input operand.
26236 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26237 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26238 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26239 scratch register. Remove operand 1.
26240 (*stbar): Define as unspec instead of unspec_volatile.
26241 Use (match_dup 0) as input operand, remove (const_int 8).
26242 (*membar): Define as unspec instead of unspec_volatile.
26243 Use (match_dup 0) as input operand, remove input operand 2.
26245 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26246 (memory_barrier): Expand as unspec instead of unspec_volatile.
26247 Remove mem:BLK from insn operands. Use Pmode scratch register.
26248 (*memory_barrier): Define as unspec instead of unspec_volatile.
26249 Use (match_dup 0) as input operand.
26251 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26252 Remove mem:BLK from insn operands. Use Pmode scratch register.
26253 Set volatile flag on operand 0.
26254 (*memory_barrier): New insn pattern.
26256 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26258 (*memory_barrier): Use (match_dup 0) as input operand.
26260 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26261 Remove mem:BLK from insn operands. Use Pmode scratch register.
26262 Set volatile flag on operand 0.
26263 (*mb_internal): New insn pattern.
26265 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26267 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26269 PR middle-end/38586
26270 * function.c (struct temp_slot): Move to the section of the file
26271 that deals with temp slots. Remove field 'address'.
26272 (temp_slot_address_table): New hash table of address -> temp slot.
26273 (struct temp_slot_address_entry): New struct, items for the table.
26274 (temp_slot_address_compute_hash, temp_slot_address_hash,
26275 temp_slot_address_eq, insert_temp_slot_address): Support functions
26277 (find_temp_slot_from_address): Rewrite to use the new hash table.
26278 (remove_unused_temp_slot_addresses): Remove addresses of temp
26279 slots that have been made available.
26280 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26281 worker function for remove_unused_temp_slot_addresses.
26282 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26283 Add the temp slot address to the address -> temp slot map.
26284 (update_temp_slot_address): Update via insert_temp_slot_address.
26285 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26286 (pop_temp_slots): Likewise.
26287 (init_temp_slots): Allocate the address -> temp slot map, or empty
26288 the map if it is already allocated.
26289 (prepare_function_start): Initialize temp slot processing.
26291 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26293 PR middle-end/38584
26294 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26295 Calculate the size of all stack vars assuming no packing of stack
26296 vars will happen, replacing a quadratic algorithm with a linear one.
26298 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26301 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26304 2009-01-03 Diego Novillo <dnovillo@google.com>
26306 * doc/contrib.texi: Update contributions.
26308 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26311 * builtins.c (fold_builtin_memory_op): Give up if either operand
26312 is volatile. Set srctype or desttype to non-qualified version
26316 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26317 and FUNCTION_DECLs.
26319 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26321 PR rtl-optimization/35805
26322 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26323 problem if fast dce is able to remove any instructions.
26324 * dce.c (dce_process_block): Fix dump message.
26326 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26329 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26331 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26333 PR middle-end/38690
26334 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26335 * tree-pretty-print.c (op_code_prio): New function.
26336 (op_prio): No longer static. Use op_code_prio.
26337 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26338 Use op_prio and op_code_prio to determine if () should be
26339 printed around operand(s) or not.
26341 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26342 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26343 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26344 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26345 pp_character instead of pp_string for single letter printing.
26347 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26349 * doc/extend.texi: Fix '#pragma GCC option' typo.
26351 2009-01-02 Richard Guenther <rguenther@suse.de>
26353 * doc/install.texi (--enable-checking): Mention different
26354 default for stage1.
26355 (--enable-stage1-checking): Document.
26357 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26359 PR middle-end/30142
26360 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26361 case to be an error.
26363 2009-01-02 Ben Elliston <bje@au.ibm.com>
26365 * config/fp-bit.h (pack_d): Constify argument.
26366 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26367 (isnan): Constify argument.
26369 (iszero): Likewise.
26370 (pack_d): Likewise.
26371 (_fpadd_parts): Constify return type.
26372 (_fpmul_parts): Likewise.
26373 (_fpdiv_parts): Likewise.
26375 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26378 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26379 warn about overwriting initializer with side-effects or
26380 -Woverride-init if !IMPLICIT.
26381 (output_init_element): Likewise. Pass IMPLICIT down to
26383 (process_init_element): Add IMPLICIT argument. Pass it down
26384 to output_init_element.
26385 (push_init_element, pop_init_level, set_designator): Adjust
26386 process_init_element callers.
26387 (set_nonincremental_init, set_nonincremental_init_from_string):
26388 Adjust add_pending_init callers.
26389 (output_pending_init_elements): Adjust output_init_element callers.
26390 * c-tree.h (process_init_element): Adjust prototype.
26391 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26392 process_init_element callers.
26395 Copyright (C) 2009 Free Software Foundation, Inc.
26397 Copying and distribution of this file, with or without modification,
26398 are permitted in any medium without royalty provided the copyright
26399 notice and this notice are preserved.