1 2009-09-22 Richard Guenther <rguenther@suse.de>
4 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5 arrays really properly.
7 2009-09-22 Richard Henderson <rth@redhat.com>
10 * target.h (struct gcc_target): Add asm_out.trampoline_template,
11 calls.static_chain, calls.trampoline_init,
12 calls.trampoline_adjust_address.
13 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
14 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
15 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
16 * builtins.c (expand_builtin_setjmp_receiver): Use
17 targetm.calls.static_chain; only clobber registers.
18 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
19 set up memory attributes properly for the trampoline block.
20 (expand_builtin_adjust_trampoline): Use
21 targetm.calls.trampoline_adjust_address.
22 * calls.c (prepare_call_address): Add fndecl argument. Use
23 targetm.calls.static_chain.
24 * df-scan.c (df_need_static_chain_reg): Remove.
25 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
26 consolodate static chain handling.
27 * doc/tm.texi: Document new hooks.
28 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
29 (init_emit_regs): Don't initialize them.
30 * expr.h (prepare_call_address): Update decl.
31 * final.c (profile_function): Use targetm.calls.static_chain.
32 * function.c (expand_function_start): Likewise.
33 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
34 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
35 only clobber registers.
36 * targhooks.c (default_static_chain): New.
37 (default_asm_trampoline_template, default_trampoline_init): New.
38 (default_trampoline_adjust_address): New.
39 * targhooks.h: Declare them.
40 * varasm.c (assemble_trampoline_template): Use
41 targetm.asm_out.trampoline_template. Make the memory block const
44 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
45 alpha_initialize_trampoline. Make static. Merge VMS parameter
46 differences into the TARGET_ABI_OPEN_VMS code block.
47 (TARGET_TRAMPOLINE_INIT): New.
48 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
49 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
50 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
51 (INITIALIZE_TRAMPOLINE): Remove.
53 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
54 (TRAMPOLINE_TEMPLATE): Merge with ...
55 (INITIALIZE_TRAMPOLINE): ... this and move ...
56 * config/arc/arc.c (arc_trampoline_init): ... here.
57 (TARGET_TRAMPOLINE_INIT): New.
59 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
60 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
61 (arm_asm_trampoline_template): New.
62 (arm_trampoline_init, arm_trampoline_adjust_address): New.
63 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
64 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
65 code to arm_asm_trampoline_template.
66 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
67 arm_trampoline_adjust_address.
68 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
69 adjust for target hook parameters.
71 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Remove.
73 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
74 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
75 (bfin_trampoline_init): Rename from initialize_trampoline;
76 make static; update for target hook parameters.
77 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
78 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
79 bfin_asm_trampoline_template.
80 (INITIALIZE_TRAMPOLINE): Remove.
82 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
83 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
84 cris_trampoline_init): New.
85 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
86 cris_asm_trampoline_template.
87 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
88 adjust for target hook parameters.
90 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
92 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
93 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
94 fr30_trampoline_init): New.
95 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
96 fr30_asm_trampoline_template.
97 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
98 adjust for target hook parameters.
100 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
101 (frv_trampoline_init): Rename from frv_initialize_trampoline;
102 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
103 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
104 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
106 * config/h8300/h8300.c (h8300_trampoline_init): New.
107 (TARGET_TRAMPOLINE_INIT): New.
108 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
109 to h8300_trampoline_init and adjust for hook parameters.
111 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
112 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
113 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
114 make static; adjust for hook parameters.
115 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
117 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
118 (TARGET_TRAMPOLINE_INIT): New.
119 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
120 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
121 iq2000_asm_trampoline_template.
122 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
123 (TRAMPOLINE_CODE_SIZE): New.
124 (TRAMPOLINE_SIZE): Use it.
125 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
127 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
128 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
129 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
130 adjust for hook parameters.
131 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
133 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
134 (m32r_trampoline_init): New.
135 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
136 m32r_trampoline_init.
138 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
139 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
140 make static; update for hook parameters.
141 * config/m68hc11/m68hc11-protos.h: Update.
142 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
144 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
145 (TARGET_TRAMPOLINE_INIT): New.
146 (mcore_function_value): Fix typo.
147 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
148 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
149 to mcore_asm_trampoline_template.
150 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
152 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
153 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
154 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
155 update for hook parameters.
156 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
158 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
159 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
160 mips_trampoline_init): New.
161 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
162 mips_asm_trampoline_template.
163 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
164 update for hook parameters.
166 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
167 (TARGET_TRAMPOLINE_INIT): New.
168 (mmix_trampoline_size): Remove.
169 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
170 make static. Remove out-of-date tetra vs octa comment.
171 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
172 make static; update for hook parameters.
173 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
174 (INITIALIZE_TRAMPOLINE): Remove.
175 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
176 (TRAMPOLINE_ALIGNMENT): New.
177 * gcc/config/mmix/mmix-protos.h: Update.
179 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
180 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
181 mn10300_trampoline_init): New.
182 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
183 mn10300_asm_trampoline_template.
184 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
186 * config/moxie/moxie.c (moxie_static_chain,
187 moxie_asm_trampoline_template, moxie_trampoline_init,
188 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
189 TARGET_TRAMPOLINE_INIT): New.
190 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
191 moxie_trampoline_init.
192 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
193 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
195 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
196 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
197 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
198 pa_trampoline_adjust_address): New.
199 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
200 pa_asm_trampoline_template.
201 (TRAMPOLINE_ALIGNMENT): New.
202 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
203 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
204 adjust for hook parameters.
205 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
207 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
208 (TARGET_TRAMPOLINE_INIT): New.
209 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
210 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
212 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
214 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
215 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
216 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
217 make static; adjust parameters for the hook.
218 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
220 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
221 s390_trampoline_template; make static.
222 (s390_trampoline_init): Rename from s390_initialize_trampoline;
223 make static; adjust for target hook.
224 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
225 * config/s390/s390-protos.h: Remove trampoline decls.
226 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
227 (TRAMPOLINE_TEMPLATE): Remove.
228 (TRAMPOLINE_ALIGNMENT): New.
230 * config/score/score-protos.h (score_initialize_trampoline): Remove.
231 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
232 (TARGET_TRAMPOLINE_INIT): New.
233 (score_asm_trampoline_template): New.
234 (score_trampoline_init): Rename from score_initialize_trampoline;
235 make static; adjust for hook parameters.
236 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
237 score[37]_asm_trampoline_template.
238 (INITIALIZE_TRAMPOLINE): Remove.
239 * config/score/score3.c (score3_asm_trampoline_template): New.
240 (score3_trampoline_init): Rename from score3_initialize_trampoline;
241 adjust for target hook.
242 * config/score/score7.c (score7_asm_trampoline_template): New.
243 (score7_trampoline_init): Rename from score7_initialize_trampoline;
244 adjust for target hook.
245 * config/score/score3.h, config/score/score7.h: Update.
247 2009-09-22 Jakub Jelinek <jakub@redhat.com>
249 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
250 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
252 * reload1.c (reload): Call wrap_constant when substituting
253 reg for equiv inside of DEBUG_INSNs.
256 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
257 add_call_src_coords_attributes, add_high_low_attributes,
258 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
259 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
260 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
261 when -gdwarf-2 -gstrict-dwarf.
262 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
263 -gdwarf-[23] -gstrict-dwarf.
264 (address_of_int_loc_descriptor, loc_descriptor,
265 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
266 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
267 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
269 2009-09-22 Richard Guenther <rguenther@suse.de>
271 PR tree-optimization/41428
272 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
273 (ccp_finalize): Pass it to substitute_and_fold.
275 2009-09-22 Richard Guenther <rguenther@suse.de>
277 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
278 (substitute_and_fold): Adjust prototype.
279 * tree-vrp.c (vrp_evaluate_conditional): Make static.
280 (simplify_stmt_using_ranges): Likewise.
281 (fold_predicate_in): Move here from tree-ssa-propagate.c.
282 (vrp_fold_stmt): New function.
283 (vrp_finalize): Pass it to substitute_and_fold.
284 * tree-flow.h (vrp_evaluate_conditional): Remove.
285 (simplify_stmt_using_ranges): Likewise.
286 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
287 * tree-ssa-copy.c (fini_copy_prop): Likewise.
288 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
290 (fold_predicate_in): Move to tree-vrp.c.
291 (substitute_and_fold): Use the callback instead of calling into
292 tree-vrp.c functions directly.
294 2009-09-22 Jakub Jelinek <jakub@redhat.com>
296 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
297 comparison warning on rs6000.
300 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
301 GIMPLE_EH_MUST_NOT_THROW cleanup.
302 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
304 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
307 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
308 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
309 LIB_SPEC for darwin10 and later since it always uses the unwinder in
310 libSystem which is derived from the gcc 4.2.1 unwinder.
312 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
315 * varasm.c (default_encode_section_info): Copy TLS model into
316 sym_ref flags regardless of backend support for TLS, for all
317 model types except TLS_MODEL_EMULATED.
319 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
322 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
323 we can handle it correctly.
325 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
327 * doc/install.texi (os2): Remove section.
329 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
331 * doc/standards.texi (Objective-C): Adjust two URLs.
333 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
335 * tree-tailcall.c (process_assignment): Don't check if a multiplication
336 or an addition are already present.
337 (find_tail_calls): Combine multiple additions and multiplications.
338 (adjust_accumulator_values): Emit accumulators.
340 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
342 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
343 xmm register restore.
345 2009-09-21 Jan Hubicka <jh@suse.cz>
347 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
348 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
351 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
353 * stor-layout.c (layout_type): Remove obsolete code.
355 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
358 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
360 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
363 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
364 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
365 (fold_builtin_2, do_mpc_arg1): Update accordingly.
366 * fold-const.c (const_binop): Likewise.
367 * real.h (do_mpc_arg2): Update prototype.
369 2009-09-20 Jan Hubicka <jh@suse.cz>
371 * dwarf2out.c (add_const_value_attribute): Return true if successful.
372 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
373 (tree_add_const_value_attribute): Return true if successful.
374 (tree_add_const_value_attribute_for_decl): Likewise.
376 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
377 (loc_descriptor): ... here;
378 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
379 (cst_pool_loc_descr): Break out from ...; do not reffer constant
380 pool items that was not marked for output.
381 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
382 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
383 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
384 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
385 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
386 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
387 DW_OP_stack_value to get address of items that are not available
389 (dw_loc_list): Handle single element lists correctly.
391 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
392 Pascal Obry <obry@adacore.com>
394 * unwind-dw2-fde.c (classify_object_over_fdes):
395 Cast the constant 1 to _Unwind_Ptr.
396 (add_fdes): Likewise.
397 (linear_search_fdes): Likewise.
399 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
401 * stor-layout.c (set_sizetype): Avoid useless type copy.
403 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
405 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
407 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
408 * configure, config.in: Regenerate.
409 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
411 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
412 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
413 for global data if the output could be used in a shared library.
414 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
415 to 0 if TARGET_WRITABLE_EH_FRAME.
417 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
419 PR rtl-optimization/39886
420 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
421 just when insn is equal to BB_END (bb).
423 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
425 * config/mips/mips.opt (mrelax-pic-calls): New option.
426 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
428 (mips_unspec_call): Change "unspec_call" expander into this.
429 (mips_strip_unspec_call): New function.
430 (mips_got_load): Call mips_unspec_call instead of
431 gen_unspec_call<mode>.
432 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
434 (mips_cfg_in_reorg): New function.
435 (mips16_lay_out_constants): Use it to decide whether to call
436 CFG-aware insn splitting.
437 (r10k_insert_cache_barriers): Move CFG set-up code from here to
438 mips_reorg. Move DF set-up code from here ...
439 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
441 (mips_reorg): Call mips_df_reorg instead of
442 r10k_insert_cache_barriers. Move CFG set-up code here from
443 r10k_insert_cache_barriers.
444 (mips_call_expr_from_insn): New function.
445 (mips_pic_call_symbol_from_set): Likewise.
446 (mips_find_pic_call_symbol): Likewise.
447 (mips_annotate_pic_call_expr): Likewise.
448 (mips_get_pic_call_symbol): Likewise.
449 (mips_annotate_pic_calls): Likewise.
450 (mips_override_options): Disable -mrelax-pic-calls unless PIC
452 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
453 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
454 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
456 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
457 (unspec_call<mode>): Remove it.
458 (sibcall_internal, sibcall_value_internal,
459 sibcall_value_multiple_internal, call_internal, call_split,
460 call_value_internal, call_value_split,
461 call_value_multiple_internal, call_value_multiple_split): Pass
462 SIZE_OPNO to MIPS_CALL.
463 (call_internal_direct, call_direct_split,
464 call_value_internal_direct, call_value_direct_split): Pass -1 as
465 SIZE_OPNO to MIPS_CALL.
466 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
467 * configure: Regenerate.
468 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
469 and -mno-relax-pic-calls.
470 (MIPS Options): Document -mrelax-pic-calls
471 and -mno-relax-pic-calls.
473 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
476 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
477 in the directory this rule is called from, rather than the
478 toplevel 'gcc' directory, to fix in-tree build.
480 2009-09-19 Chris Demetriou <cgd@google.com>
482 PR preprocessor/28435:
483 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
484 to cpplib that the preprocessor output is needed.
486 2009-09-19 Jakub Jelinek <jakub@redhat.com>
488 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
489 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
490 *return_and_restore_fpregs_<mode>,
491 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
494 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
495 instead of assuming it has always a REG inside of it.
497 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
499 * config/freebsd.h: Update comment on types.
502 2009-09-18 Jason Merrill <jason@redhat.com>
504 * c.opt: Add -fno-deduce-init-list.
506 2009-09-18 Neil Vachharajani <nvachhar@google.com>
508 * value-prof.c (interesting_stringop_to_profile_p): Added output
509 argument to indicate which parameter is the size parameter.
510 * value-prof.c (gimple_stringop_fixed_value): Use
511 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
512 * value-prof.c (gimple_stringops_transform): Update call sites to
513 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
514 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
516 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
519 From David Binderman <dcb314@hotmail.com>:
520 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
521 local variable f. Remove stale comments.
522 (ix86_compute_frame_layout): Remove useless local variable total_size.
524 (legitimate_address_p): Remove useless local variables
525 reason_rtx and reason.
526 (ix86_split_copysign_const): Remove useless local variable op1.
527 (scale_counter): Remove useless local variable piece_size_mask.
529 2009-09-18 Jakub Jelinek <jakub@redhat.com>
531 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
534 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
537 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
539 2009-09-17 Jakub Jelinek <jakub@redhat.com>
541 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
544 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
546 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
547 DW_OP_implicit_value even without dwarf_version 4.
549 2009-09-17 Jan Hubicka <jh@suse.cz>
551 * dwarf2out.c: Include tree-pass.h and gimple.h.
552 (loc_list_plus_const): New function.
553 (loc_descriptor_from_tree_1): Rename to ...
554 (loc_descriptor_from_tree): ... remove original.
555 (loc_list_from_tree): New function.
556 (add_AT_location_description): Accept location list.
557 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
558 (concatn_mem_loc_descriptor): Remove.
559 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
561 (secname_for_decl): Move up.
562 (hidden_reference_p): New function; break out from ...
563 (loc_by_refernece): ... here; move up.
564 (dw_loc_list): New function.
565 (single_element_loc_list): New function.
566 (single_element_loc_list_p): New function.
567 (add_loc_descr_to_each): New function.
568 (add_loc_list): New function.
569 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
570 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
571 add diagnostics why expansion failed.
572 (add_location_or_const_value_attribute): Support location lists.
573 (add_bound_info): Likewise.
574 (descr_info_loc): Update call of loc_descriptor_from_tree.
575 (gen_variable_die): Work on location lists.
576 * final.c (pass_final): Add dump file.
577 * Makefile.in (dwarf2out.o): Add new dependencies.
579 2009-09-17 Janis Johnson <janis187@us.ibm.com>
582 * real.c decimal_from_integer, decimal_integer_string): New.
583 (real_from_integer): Use them as special case for decimal float.
584 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
585 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
586 Do not append zero after the decimal point in string to convert.
588 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
590 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
591 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
593 2009-09-17 Martin Jambor <mjambor@suse.cz>
595 * common.opt (fipa-sra): New switch.
596 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
597 * timevar.def (TV_IPA_SRA): New timevar.
598 * params.def (ipa-sra-ptr-growth-factor): New parameter.
599 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
600 * tree-sra.c: Include cgraph.c.
601 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
602 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
603 and grp_not_necessarilly_dereferenced.
604 (func_param_count): New variable.
605 (encountered_apply_args): New variable.
606 (bb_dereferences): New variable.
607 (final_bbs): New variable.
608 (no_accesses_representant): New variable.
609 (no_accesses_p): New function.
610 (dump_access): Dump the new fields.
611 (sra_initialize): Set encountered_apply_args to false.
612 (get_ssa_base_param): New function.
613 (mark_parm_dereference): New function.
614 (create_access): Caring for INIDRECT_REFs and different handling of
615 varialble length accesses in early IPA SRA. Store the stmt - a new
616 parameter - to the new access.
617 (build_access_from_expr_1): New parameter stmt, passed to
618 create_access. Handle INDIRECT_REFs.
619 (build_access_from_expr): Pass the current statement to
620 build_access_from_expr_1.
621 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
623 (build_accesses_from_assign): Pass the current statement to
624 build_access_from_expr_1. Do not create assign links in IPA-SRA.
625 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
626 final_bbs when necessary. Check for calls to __builtin_apply_args.
627 Fixup EH info if anythng was changed.
628 (is_unused_scalar_param): New function.
629 (ptr_parm_has_direct_uses): New function.
630 (find_param_candidates): New function.
631 (mark_maybe_modified): New function.
632 (analyze_modified_params): New function.
633 (propagate_dereference_distances): New function.
634 (dump_dereferences_table): New function.
635 (analyze_caller_dereference_legality): New function.
636 (unmodified_by_ref_scalar_representative): New function.
637 (splice_param_accesses): New function.
638 (decide_one_param_reduction): New function.
639 (enum ipa_splicing_result): New type.
640 (splice_all_param_accesses): New function.
641 (get_param_index): New function.
642 (turn_representatives_into_adjustments): New function.
643 (analyze_all_param_acesses): New function.
644 (get_replaced_param_substitute): New function.
645 (get_adjustment_for_base): New function.
646 (replace_removed_params_ssa_names): New function.
647 (sra_ipa_reset_debug_stmts): New function.
648 (sra_ipa_modify_expr): New function.
649 (sra_ipa_modify_assign): New function.
650 (convert_callers): New function.
651 (modify_function): New function.
652 (ipa_sra_preliminary_function_checks): New function.
653 (ipa_early_sra): New function.
654 (ipa_early_sra_gate): New function.
655 (pass_early_ipa_sra): New variable.
656 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
658 2009-09-17 Michael Matz <matz@suse.de>
661 * tree.c (build_type_attribute_qual_variant): Export.
662 * tree.h (build_type_attribute_qual_variant): Declare.
663 * tree-inline.c (remap_type_1): Use it to build variants with
664 the original qualifiers and attributes.
666 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
668 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
669 without a fallthrough edge.
671 2009-09-16 DJ Delorie <dj@redhat.com>
673 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
674 chip and ignore the "fast_interrupt" attribute if so.
676 2009-09-16 Richard Henderson <rth@redhat.com>
679 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
682 2009-09-16 Richard Henderson <rth@redhat.com>
685 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
686 is set only if DECL_NO_STATIC_CHAIN is unset.
687 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
688 (FOR_EACH_NEST_INFO): New.
689 (walk_all_functions): Use it.
690 (finalize_nesting_tree): Likewise.
691 (unnest_nesting_tree): Likewise.
692 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
693 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
694 (convert_gimple_call): Early out if gimple_call_chain already set.
695 (convert_all_function_calls): Iterate until no new functions
696 require a static chain.
697 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
698 when building a trampoline. Use dump_function_to_file instead
700 (lower_nested_functions): Open dump_file. Validate that decls
701 that have DECL_NO_STATIC_CHAIN from the front end don't have that
702 bit reset by this pass.
704 2009-09-16 Michael Matz <matz@suse.de>
707 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
708 shorten decl_common_unused.
709 (DECL_RESTRICTED_P): New accessor.
710 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
711 to disambiguate marked decls and restrict pointers.
713 2009-09-16 Richard Henderson <rth@redhat.com>
716 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
718 2009-09-16 Jakub Jelinek <jakub@redhat.com>
720 * integrate.c (set_block_abstract_flags): Call
721 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
723 2009-09-16 Richard Guenther <rguenther@suse.de>
726 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
729 2009-09-16 DJ Delorie <dj@redhat.com>
730 Kaz Kojima <kkojima@gcc.gnu.org>
732 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
733 (sh_expand_prologue): Update calls to output_stack_adjust.
734 (sh_expand_epilogue): Likewise.
736 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
739 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
740 trying to limit the extent of searches in the insn stream.
742 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
743 Jakub Jelinek <jakub@redhat.com>
747 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
749 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
750 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
751 (rs6000_savres_strategy): Always save FP registers inline if the
752 target doesn't support hardware double-precision. Set the above
753 bits in return value when needed.
754 (rs6000_savres_routine_sym): Fix computation for cache selector.
755 Mark the generated symbol as a function. Rename exitp argument to
756 lr. Move code for determining the name of the symbol...
757 (rs6000_savres_routine_name): ...here. New function. Add cases for
758 getting the names right on AIX and 64-bit Linux.
759 (savres_routine_name): New variable.
760 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
761 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
762 on what the target routine uses as a base register. If savep && lr
763 describe saving of r0 into memory slot.
764 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
765 line calls for AIX ABI.
766 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
767 determine FP save/restore functions.
768 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
769 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
771 (rs6000_emit_epilogue): Adjust computation of restore_lr.
772 Duplicate restoration of LR and execute the appropriate one
773 depending on whether GPRs are being restored inline. Set r11 from
774 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
775 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
776 Fix out of line calls for AIX ABI.
777 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
779 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
781 (*restore_gpregs_spe): Likewise.
782 (*return_and_restore_gpregs_spe): Likewise.
783 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
784 Define to empty string unconditionally.
785 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
786 Define to empty string unconditionally.
787 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
790 2009-09-15 Jan Hubicka <jh@suse.cz>
792 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
793 * params.def (inline-insns-auto): Likewise.
795 2009-09-15 Martin Jambor <mjambor@suse.cz>
797 * ipa-inline.c (estimate_function_body_sizes): Dump info about
798 individual statements only at TDF_DETAILS dump level. Format
799 source for 80 characters per line.
801 2009-09-15 Christian Bruel <christian.bruel@st.com>
803 * regrename.c (do_replace): Update REG_DEAD notes.
805 2009-09-15 Revital Eres <eres@il.ibm.com>
807 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
808 * targhooks.c (default_builtin_support_vector_misalignment):
809 New builtin function.
810 * targhooks.h (default_builtin_support_vector_misalignment):
812 * target.h (builtin_support_vector_misalignment):
813 New field in struct gcc_target.
814 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
815 new builtin function.
816 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
818 * config/rs6000/rs6000.c
819 (rs6000_builtin_support_vector_misalignment): New function.
820 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
822 2009-09-15 Jie Zhang <jie.zhang@analog.com>
824 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
826 (bfin_optimize_loop): Likewise.
827 (bfin_gen_bundles): Likewise.
828 (workaround_speculation): Likewise.
829 (find_load): Return NULL_RTX for debug_insn.
831 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
833 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
836 2009-09-14 DJ Delorie <dj@redhat.com>
838 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
839 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
842 2009-09-14 Richard Henderson <rth@redhat.com>
843 Jakub Jelinek <jakub@redhat.com>
845 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
846 * cfgbuild.c (make_edges): Handle asm goto.
847 * cfglayout.c (fixup_reorder_chain): Likewise.
848 * cfgrtl.c (patch_jump_insn): Likewise.
849 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
850 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
851 (gimple_build_asm_vec): Add and use labels parameter.
852 (gimple_build_asm): Remove.
853 (walk_gimple_asm): Walk labels too.
854 * gimple.def (GIMPLE_ASM): Update docs.
855 * gimple.h: Update decls.
856 (struct gimple_statement_asm): Change nc to use unsigned char;
858 (gimple_asm_nlabels): New.
859 (gimple_asm_label_op, gimple_asm_set_label_op): New.
860 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
861 into gimple_build_asm_vec.
862 * jump.c (mark_jump_label_asm): New.
863 (mark_jump_label): Use it.
864 (redirect_jump_1): Handle asm goto.
865 (invert_jump_1): Soft fail if X is null.
866 * recog.c (extract_asm_operands): New.
867 (asm_noperands): Use it; handle asm labels.
868 (decode_asm_operands): Use extract_asm_operands.
869 (asm_operand_ok): Properly handle empty string.
870 * reg-stack.c (get_asm_operands_in_out): Rename from
871 get_asm_operand_n_inputs; use extract_asm_operands; return both
872 inputs and outputs by reference; update all callers.
873 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
874 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
875 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
876 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
877 (extract_asm_operands): Declare.
878 * stmt.c (expand_asm_operands): Add and use labels parameter.
879 (check_unique_operand_names): Likewise.
880 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
881 (expand_asm_stmt): Handle asm labels.
882 * tree-cfg.c (make_gimple_asm_edges): New.
883 (make_edges): Use it.
884 (cleanup_dead_labels): Handle asm labels.
885 (is_ctrl_altering_stmt): Likewise.
886 (gimple_redirect_edge_and_branch): Likewise.
887 * tree.def (ASM_EXPR): Add 5th operand.
888 * tree.h (ASM_LABELS): New.
889 (resolve_asm_operand_names): Update decl.
891 * c-parser.c (c_parser_asm_statement): Parse asm goto.
892 (c_parser_asm_goto_operands): New.
893 * c-tree.h (build_asm_expr): Update decl.
894 * c-typeck.c (build_asm_expr): Add and use labels parameter.
895 * doc/extend.texi: Document asm goto.
897 2009-09-14 Richard Henderson <rth@redhat.com>
899 * except.h: Update declarations.
900 (struct pointer_map_t): Forward declare.
901 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
902 (struct eh_landing_pad_d, eh_landing_pad): New.
903 (struct eh_catch_d, eh_catch): New.
904 (struct eh_region_d): Remove next_region_sharing_label, aka,
905 label, tree_label, landing_pad, post_landing_pad, resume,
906 may_contain_throw. Rename region_number to index. Remove
907 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
908 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
909 (VEC(eh_landing_pad,gc)): New.
910 (struct eh_status): Remove last_region_number. Add lp_array,
911 throw_stmt_table, ttype_data, ehspec_data.
912 (ehr_next, FOR_ALL_EH_REGION_AT): New.
913 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
914 * except.c (lang_protect_cleanup_actions): Return tree.
915 (struct ehl_map_entry): Remove.
916 (init_eh_for_function): Push zero entries for region and lp_array.
917 (gen_eh_region): Add to region_array immediately.
918 (gen_eh_region_catch): Operate on eh_catch objects.
919 (gen_eh_landing_pad): New.
920 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
921 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
922 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
923 (get_eh_landing_pad_from_number_fn): New.
924 (get_eh_landing_pad_from_number): New.
925 (get_eh_region_from_lp_number_fn): New.
926 (get_eh_region_from_lp_number): New.
927 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
928 (get_exception_pointer, get_exception_filter): Remove.
929 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
930 (current_function_has_exception_handlers): Simplify.
931 (bring_to_root, eh_region_replaceable_by_p): Remove.
932 (replace_region, hash_type_list, hash_eh_region): Remove.
933 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
934 (label_to_region_map, num_eh_regions): Remove.
935 (get_next_region_sharing_label, must_not_throw_labels): Remove.
936 (find_exception_handler_labels): Remove.
937 (duplicate_eh_regions_0, find_prev_try): Remove.
938 (struct duplicate_eh_regions_data): New.
939 (duplicate_eh_regions_1): Rewrite.
940 (duplicate_eh_regions): Return a pointer map instead of an
942 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
943 (redirect_eh_edge_to_label): Remove.
944 (eh_region_outermost): Rewrite using eh_region pointers
946 (add_ttypes_entry): Update for ttype_data move to eh_status.
947 (add_ehspec_entry): Rewrite with VEC instead of varray.
948 (assign_filter_values): Likewise. Export.
949 (build_post_landing_pads, connect_post_landing_pads): Remove.
950 (dw2_build_landing_pads): Rewrite to use lp_array.
951 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
952 (sjlj_assign_call_site_values): Rewrite to use lp_array.
953 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
954 (sjlj_mark_call_sites): Update for landing pad numbers.
955 (finish_eh_generation): Rewrite.
956 (gate_handle_eh): Do nothing for no eh tree.
957 (pass_rtl_eh): Move up near finish_eh_generation.
958 (remove_eh_landing_pad): New.
959 (remove_eh_handler): Export.
960 (remove_eh_region, remove_eh_handler_and_replace): Remove.
961 (for_each_eh_label): Rewrite to use lp_array.
962 (make_reg_eh_region_note): New.
963 (make_reg_eh_region_note_nothrow_nononlocal): New.
964 (insn_could_throw_p): New.
965 (copy_reg_eh_region_note_forward): New.
966 (copy_reg_eh_region_note_backward): New.
967 (check_handled, add_reachable_handler): Remove.
968 (reachable_next_level, foreach_reachable_handler): Remove.
969 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
970 (get_eh_region_and_lp_from_rtx): New.
971 (get_eh_region_from_rtx): New.
972 (can_throw_internal_1, can_throw_external_1): Remove.
973 (can_throw_internal): Use get_eh_region_from_rtx.
974 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
975 (insn_nothrow_p, can_nonlocal_goto): New.
976 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
977 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
978 (add_action_record): Use VEC not varray.
979 (collect_one_action_chain): Update for eh_region changes.
980 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
981 Use get_eh_region_and_lp_from_rtx.
982 (gate_convert_to_eh_region_ranges): New.
983 (pass_convert_to_eh_region_ranges): Use it.
984 (push_uleb128, push_sleb128): Use VEC not varray.
985 (output_one_function_exception_table): Likewise.
986 (dump_eh_tree): Update for eh_region changes.
987 (verify_eh_tree): Likewise.
988 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
989 * tree-eh.c: Include target.h.
990 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
991 Don't disallow GIMPLE_RESX; adjust argument check.
992 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
993 (record_stmt_eh_region): Update for landing pad numbers;
994 generate a landing pad if necessary.
995 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
996 (remove_stmt_from_eh_lp_fn): Similarly.
997 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
998 Update for lp numbers; don't special case missing throw_stmt_table.
999 (lookup_expr_eh_lp): Similarly.
1000 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1001 (eh_seq, eh_region_may_contain_throw): New.
1002 (struct leh_state): Add ehp_region.
1003 (struct leh_tf_state): Remove eh_label.
1004 (emit_post_landing_pad): New.
1005 (emit_resx, emit_eh_dispatch): New.
1006 (note_eh_region_may_contain_throw): New.
1007 (frob_into_branch_around): Take eh_region not eh label;
1008 emit eh code into eh_seq.
1009 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1010 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1011 lower_eh_must_not_throw. Emit code to eh_seq.
1012 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1013 (lower_try_finally_onedest): Likewise.
1014 (lower_try_finally_copy): Likewise.
1015 (lower_try_finally_switch): Likewise.
1016 (lower_try_finally): Initialize ehp_region.
1017 (lower_catch): Update for eh_catch objects.
1018 (lower_eh_filter): Don't handle must_not_throw.
1019 (lower_eh_must_not_throw): New.
1020 (lower_cleanup): Don't set eh_label.
1021 (lower_eh_constructs_2): Resolve eh builtins.
1022 Handle GIMPLE_EH_MUST_NOT_THROW.
1023 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1024 Add eh_seq to the end of the function body.
1025 (make_eh_dispatch_edges): New.
1026 (make_eh_edge): Remove.
1027 (make_eh_edges): Simplify for landing pads.
1028 (redirect_eh_edge_1): New.
1029 (redirect_eh_edge): Use it.
1030 (redirect_eh_dispatch_edge): New.
1031 (stmt_could_throw_p): Use a switch. Allow RESX.
1032 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1033 (stmt_can_throw_internal): Likewise.
1034 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1035 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1036 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1037 (gate_refactor_eh): New.
1038 (pass_refactor_eh): Use it.
1039 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1040 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1041 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1042 (remove_unreachable_handlers): Rename from
1043 tree_remove_unreachable_handlers; rewrite for landing pads;
1044 call remove_eh_handler directly.
1045 (remove_unreachable_handlers_no_lp): New.
1046 (unsplit_eh, unsplit_all_eh): New.
1047 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1048 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1049 (cleanup_empty_eh_unsplit): New.
1050 (cleanup_empty_eh): Rewrite.
1051 (cleanup_all_empty_eh): New.
1052 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1053 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1054 (gate_cleanup_eh): New.
1055 (pass_cleanup_eh): Use it.
1056 (verify_eh_edges): Move later in file. Expect one EH edge.
1057 (verify_eh_dispatch_edge): New.
1059 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1060 (gtype-desc.o): Add TARGET_H.
1061 (tree.o): Use EXCEPT_H, not except.h.
1062 (cfgbuild.o): Add EXPR_H.
1063 (GTFILES): Add vecprim.h.
1064 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1065 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1066 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1067 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1068 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1069 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1070 calls to can_throw_internal.
1071 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1072 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1073 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1074 (expand_gimple_stmt): Use make_reg_eh_region_note.
1075 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1076 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1077 or find_exception_handler_labels.
1078 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1079 there is exacly one EH edge. Use can_nonlocal_goto and
1081 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1082 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1083 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1084 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1085 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1086 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1087 * dse.c (scan_insn): Use insn_could_throw_p.
1088 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1089 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1090 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1091 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1092 EXC_PTR_EXPR or FILTER_EXPR.
1093 (tree_expr_nonzero_warnv_p): Likewise.
1094 * function.h: Include vecprim.h, not varray.h
1095 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1096 move ttype_data and ehspec_data members to struct eh_status; change
1097 action_record_data member to a VEC.
1098 * gcse.c (hash_scan_set): Use can_throw_internal.
1099 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1100 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1101 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1102 (block_may_fallthru): Don't handle RESX_EXPR.
1103 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1104 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1105 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1106 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1107 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1108 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1109 (gimple_size): Likewise.
1110 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1111 (gimple_build_resx): Use gimple_build_with_ops.
1112 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1113 (is_gimple_val): Likewise.
1114 (is_gimple_stmt): Remove RESX_EXPR.
1115 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1116 (GIMPLE_RESX): Reorder with other EH constructs.
1117 * gimple.h (struct gimple_statement_eh_mnt): New.
1118 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1119 (gimple_eh_filter_must_not_throw): Remove.
1120 (gimple_eh_filter_set_must_not_throw): Remove.
1121 (gimple_eh_must_not_throw_fndecl): New.
1122 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1123 (is_gimple_resx): New.
1124 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1125 Don't copy EH_FILTER_MUST_NOT_THROW.
1126 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1127 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1128 handle must_not_throw_labels specially.
1129 * ipa-pure-const.c (check_call): Update debug statement for LP.
1130 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1131 * ipa-utils.c (get_base_var): Likewise.
1132 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1133 * lower-subreg.c (move_eh_region_note): Remove.
1134 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1135 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1136 (create_task_copyfn): Likewise.
1137 (maybe_catch_exception): Use gimple_build_eh_filter.
1138 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1139 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1140 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1141 and pass_lower_resx.
1142 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1143 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1144 can_throw_internal, can_nonlocal_goto.
1145 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1146 copy_reg_eh_region_note_forward.
1147 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1148 (emit_output_reload_insns): Likewise.
1149 (copy_eh_notes): Remove.
1150 * rtl.def (RESX): Remove.
1151 * rtl.h: Update declarations.
1152 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1153 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1154 (update_eh_label): Remove.
1155 (cleanup_dead_labels_eh): New.
1156 (cleanup_deal_labels): Use it instead of update_eh_label.
1157 (gimple_merge_blocks): Update landing pad data structure when
1158 removing a landing pad label.
1159 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1160 test; handle GIMPLE_EH_MUST_NOT_THROW.
1161 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1162 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1163 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1164 (verify_stmt): Likewise. Verify landing pads.
1165 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1166 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1167 (struct move_stmt_d): Add eh_map.
1168 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1169 (move_stmt_r): Remap eh region numbers in builtin calls,
1170 resx and eh_dispatch.
1171 (move_block_to_fn): Remove eh_offset parameter. Use
1172 maybe_duplicate_eh_stmt_fn.
1173 (find_outermost_region_in_block): Operate on eh_region pointers
1174 instead of region numbers.
1175 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1176 duplicate_eh_regions.
1177 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1178 test earlier. Disallow EH landing pads.
1179 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1180 * tree-flow.h: Update declarations.
1181 (struct tree_ann_common_d): Replace rn with lp_nr.
1182 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1183 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1184 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1185 resx and eh_dispatch.
1186 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1187 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1188 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1189 from duplicate_eh_regions.
1190 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1191 update RESX; handle EH_DISPATCH.
1192 (expand_call_inline): Set eh_lp_nr, not eh_region.
1193 (maybe_inline_call_in_expr): Likewise.
1194 * tree-inline.h (struct copy_body_data): Replace eh_region with
1195 eh_lp_nr, eh_region_offset with eh_map.
1196 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1197 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1198 * tree-pretty-print.c (dump_generic_node): Don't handle
1199 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1200 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1201 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1202 EXC_PTR_EXPR, FILTER_EXPR.
1203 * tree-ssa-operands.c (get_expr_operands): Likewise.
1204 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1205 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1206 (ao_ref_init_from_vn_reference): Likewise.
1207 * tree-ssa-sink.c (statement_sink_location): Likewise.
1208 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1209 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1210 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1211 EXC_PTR_EXPR, FILTER_EXPR.
1212 (is_exception_related): Remove.
1213 (compute_avail): Don't call it.
1214 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1215 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1216 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1217 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1219 (build_resx): Remove.
1220 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1221 * tree.h: Update declarations.
1222 (EH_FILTER_MUST_NOT_THROW): Remove.
1223 (struct tree_label_decl): Add eh_landing_pad_nr.
1224 (EH_LANDING_PAD_NR): New.
1225 * value-prof.c (gimple_ic): Tidy variable names. Update for
1226 landing pad numbers.
1227 (gimple_stringop_fixed_value): Tidy variable names. Assert
1228 that neither call stmt can throw.
1229 * vecprim.h (uchar): New.
1230 (VEC(uchar,heap), VEC(uchar,gc)): New.
1232 * c-common.c (c_define_builtins): Update call to
1233 build_common_builtin_nodes.
1234 * c-parser.c (c_parse_file): Don't call
1235 default_init_unwind_resume_libfunc.
1237 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1239 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1240 (mips_cprestore_address_p): Likewise.
1241 (mips_save_gp_to_cprestore_slot): Likewise.
1242 (mips_restore_gp): Rename to...
1243 (mips_restore_gp_from_cprestore_slot): ...this.
1244 (mips_must_initialize_gp_p): Declare.
1245 (mips_emit_save_slot_move): Likewise.
1246 (mips_output_load_label): Return nothing.
1247 (mips_eh_uses): Declare.
1248 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1249 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1250 (TARGET_ABSOLUTE_JUMPS): Likewise.
1251 (EH_USES): Likewise.
1252 (FIRST_PSEUDO_REGISTER): Update comment.
1253 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1254 (MIPS_CALL): ...here.
1255 (REGISTER_NAMES): Add $cprestore.
1256 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1257 Add load_label_length, has_inflexible_gp_insn_p,
1258 has_flexible_gp_insn_p, must_initialize_gp_p and
1259 must_restore_gp_when_clobbered_p.
1260 (mips_expand_call): Don't generate split instructions here.
1261 (mips_split_call): Update the call to mips_restore_gp after
1262 the above name change.
1263 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1264 (mips_find_gp_ref): New function.
1265 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1266 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1267 (mips_insn_has_flexible_gp_ref_p): Likewise.
1268 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1269 (mips_function_has_gp_insn): Delete.
1270 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1271 Use the new functions above. Only return INVALID_REGNUM
1272 for TARGET_ABSOLUTE_JUMPS.
1273 (mips_must_initialize_gp_p): New function.
1274 (mips_get_cprestore_base_and_offset): New function, extracted from...
1275 (mips_cprestore_slot): ...here. Take a bool parameter.
1276 (mips_cfun_has_cprestore_slot_p): New function.
1277 (mips_cprestore_address_p): Likewise.
1278 (mips_save_gp_to_cprestore_slot): Likewise.
1279 (mips_restore_gp): Rename to...
1280 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1281 epilogue_completed. Update the call to mips_cprestore_slot.
1282 Test cfun->machine->must_restore_gp_when_clobbered_p.
1283 (mips_direct_save_slot_move_p): New function.
1284 (mips_emit_save_slot_move): Likewise.
1285 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1286 of cfun->machine->global_pointer.
1287 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1288 (mips_save_reg): Use mips_emit_save_slot_move.
1289 (mips_expand_prologue): Set must_initialize_gp_p.
1290 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1291 for all cprestore saves. Emit a use_cprestore instruction after
1292 setting up the cprestore slot.
1293 (mips_restore_reg): Use mips_emit_save_slot_move.
1294 (mips_process_load_label): New function.
1295 (mips_load_label_length): Likewise.
1296 (mips_output_load_label): Don't return asm: output it here instead.
1297 Use mips_process_load_label.
1298 (mips_adjust_insn_length): Adjust the length of branch instructions
1299 that have length MAX_PIC_BRANCH_LENGTH.
1300 (mips_output_conditional_branch): Update the call to
1301 mips_output_load_label. Assume the branch target is OPERANDS[0]
1302 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1303 (mips_output_order_conditional_branch): Swap the meaning of
1304 OPERANDS[0] and OPERANDS[1].
1305 (mips_variable_issue): Don't count ghost instructions.
1306 (mips_expand_ghost_gp_insns): New function.
1307 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1308 (mips_output_mi_thunk): Set must_initialize_gp_p.
1309 (mips_eh_uses): New function.
1310 * config/mips/predicates.md (cprestore_save_slot_operand)
1311 (cprestore_load_slot_operand): New predicates.
1312 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1313 (UNSPEC_MOVE_GP): Likewise.
1314 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1315 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1316 (CPRESTORE_SLOT_REGNUM): New register.
1317 (MAX_PIC_BRANCH_LENGTH): New constant.
1318 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1319 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1320 branches. Fix commentary.
1321 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1322 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1323 Change type to "ghost".
1324 (loadgp_absolute_<mode>): Likewise.
1325 (loadgp_rtp_<mode>): Likewise.
1326 (copygp_mips16): Likewise.
1327 (loadgp_blockage): Remove redundant mode attribute.
1328 (potential_cprestore): New instruction.
1329 (cprestore): Turn into an unspec set.
1330 (use_cprestore): New instruction.
1331 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1332 (*branch_fp_inverted): Likewise.
1333 (*branch_order<mode>): Likewise.
1334 (*branch_order<mode>_inverted): Likewise.
1335 (*branch_equality<mode>): Likewise.
1336 (*branch_equality<mode>_inverted): Likewise.
1337 (*branch_bit<bbv><mode>): Likewise.
1338 (*branch_bit<bbv><mode>_inverted): Likewise.
1339 (*branch_equality<mode>_mips16): Remove redundant mode.
1340 (jump): Turn into a define_expand.
1341 (*jump_absolute): New instruction.
1342 (*jump_pic): Likewise.
1343 (*jump_mips16): Rename previously-unnamed pattern. Remove
1344 redundant mode attribute.
1345 (restore_gp): Split on epilogue_completed rather than
1346 reload_completed. Change type to "ghost".
1347 (move_gp<mode>): New instruction.
1348 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1349 Remove redundant mode attribute.
1350 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1351 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1352 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1354 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1357 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1358 are returned in the same register (vs34 or v2) that Altivec vector
1359 types are returned in.
1360 (rs6000_libcall_value): Ditto.
1363 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1364 instead of explicit addsi3/adddi3 calls.
1365 (rs6000_split_multireg_move): Ditto.
1366 (rs6000_emit_allocate_stack): Ditto.
1367 (rs6000_emit_prologue): Ditto.
1368 (rs6000_output_mi_thunk): Ditto.
1370 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1371 size is 64 bits if we can use 64-bit registers.
1373 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1375 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1378 From Jie Zhang <jie.zhang@analog.com>:
1379 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1380 save FP and RETS with saveall attribute.
1381 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1382 with saveall attribute.
1384 * config/bfin/bfin.c (bfin_expand_builtin,
1385 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1388 From Jie Zhang <jie.zhang@analog.com>:
1389 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1390 before use in two places.
1391 * config/bfin/bfin.md (AREG): Define mode iterator.
1392 (reload_in, reload_out): Use mode iterator AREG.
1394 2009-09-14 Richard Guenther <rguenther@suse.de>
1397 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1398 EH personality path.
1400 2009-09-13 Richard Guenther <rguenther@suse.de>
1401 Rafael Avila de Espindola <espindola@google.com>
1403 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1404 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1405 (LANG_HOOKS_INITIALIZER): Adjust.
1406 (lhd_pass_through_t): Declare.
1407 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1409 * langhooks.c (lhd_pass_through_t): New function.
1410 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1411 dwarf2out_begin_prologue): Use personality from current_function_decl.
1412 * expr.h (get_personality_function): Declare.
1413 * expr.c (get_personality_function): New function.
1414 (build_personality_function): Likewise.
1415 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1416 (eh_personality_libfunc): Remove.
1417 * optabs.c (build_libfunc_function): New function split out from ...
1418 (init_one_libfunc): ... here.
1419 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1420 (tree_function_decl): Add personality.
1421 (lhd_gcc_personality): Declare.
1422 (build_personality_function): Likewise.
1423 * tree.c (gcc_eh_personality_decl): New.
1424 (lhd_gcc_personality): New function.
1425 * except.h (lang_eh_runtime_type): Remove.
1426 (enum eh_personality_kind): New.
1427 (build_personality_function): Declare.
1428 (function_needs_eh_personality): Declare.
1429 * except.c (lang_eh_runtime_type): Remove.
1430 (function_needs_eh_personality): New function.
1431 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1432 (sjlj_emit_function_enter, output_function_exception_table):
1433 Use personality from current_function_decl.
1434 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1435 * tree-inline.c (tree_can_inline_p): Do not inline across different
1437 (expand_call_inline): Likewise. Adjust the callers EH personality.
1438 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1439 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1440 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1441 (c-parser.o): Likewise
1442 * c-tree.h (c_eh_initialized_p): Remove.
1443 (c_maybe_initialize_eh): Likewise.
1444 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1445 (finish_decl): Don't call c_maybe_initialize_eh.
1446 (c_eh_initialized_p): Remove.
1447 (c_maybe_initialize_eh): Likewise.
1448 * c-parser.c (c_parser_omp_construct): Likewise.
1449 (c_parse_file): Initialize exception handling.
1451 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1453 * config.gcc (tm_file): Remove i386/biarch32.h
1454 for i?86-w64-mingw* case.
1455 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1457 * config.host: Set for x64 mingw the option
1458 use_long_long_for_widest_fast_int to yes.
1460 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1462 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1463 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1464 (dbxout_begin_function): Likewise.
1465 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1466 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1467 set on the function.
1468 (final_end_function): Likewise.
1469 (final_scan_insn): Likewise.
1470 (rest_of_handle_final): Likewise.
1471 * varasm.c (assemble_start_function): Likewise.
1472 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1474 2009-09-12 Jason Merrill <jason@redhat.com>
1476 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1477 * opts.c (common_handle_option): constify.
1479 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1481 * doc/install.texi (avr): Remove obsolete reference site.
1483 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1485 * doc/install.texi (Binaries): Adjust AIX link.
1487 2009-09-12 Akim Demaille <demaille@gostai.com>
1489 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1490 Use an imperative sentence.
1492 2009-09-11 Richard Henderson <rth@redhat.com>
1494 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1495 structure-name and has-tree-operands arguments; update all entries.
1496 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1498 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1499 (gsstruct_code_size): New.
1500 (gss_for_code_): New.
1501 (gss_for_code): Remove.
1502 (gimple_size): Rewrite using gsstruct_code_size.
1503 (gimple_statement_structure): Move to gimple.h.
1504 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1505 (gss_for_code, gimple_statement_structure): New.
1506 (gimple_ops): Use new arrays; tidy.
1508 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1510 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1511 operand to be a PLUS expression.
1512 * config/pa/pa.c (pa_secondary_reload): Likewise.
1514 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1516 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1518 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1521 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1523 From Jie Zhang <jie.zhang@analog.com>:
1524 * doc/extend.texi (node Function Attributes): Document l2
1526 (node Blackfin Variable Attributes): Document l2 variable attributes.
1528 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1530 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1531 to match the system compiler's configuration at inflection point.
1532 Add comment to remark a remaining difference with system compiler.
1534 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1535 * configure: Regenerate.
1537 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1539 From Jie Zhang <jie.zhang@analog.com>:
1540 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1541 (bfin_handle_l2_attribute): New.
1542 (bfin_attribute_table): Add l2 attribute.
1544 2009-09-11 Michael Matz <matz@suse.de>
1547 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1548 on the local_decls list.
1550 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1554 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1556 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1557 for VALUEs, to implement the documented interface.
1558 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1559 Adjust for VALUEs and anything else, to implement the
1560 documented interface.
1562 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1564 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1565 with actual SPE/paired vector modes before using 64-bit alignment.
1566 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1568 2009-09-10 DJ Delorie <dj@redhat.com>
1570 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1573 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1574 * config/mep/mep.c (mep_legitimate_constant_p): New.
1575 * config/mep/mep-protos.h: Prototype it.
1577 2009-09-10 Richard Henderson <rth@redhat.com>
1579 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1581 2009-09-10 Jason Merrill <jason@redhat.com>
1583 * tree.c (chain_index): New fn.
1584 * tree.h: Declare it.
1586 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1588 * config/sol2-c.c (cmn_err_length_specs): Initialize
1589 scalar_identity_flag.
1591 2009-09-10 Richard Henderson <rth@redhat.com>
1593 * tree.h (struct tree_decl_common): Move align member earlier;
1594 move label_decl_uid member ...
1595 (struct tree_label_decl): ... here.
1596 (LABEL_DECL_UID): Update to match.
1598 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1601 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1602 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1604 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1605 dest_prev if the edge is complex.
1607 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1609 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1610 loop latch tests earlier.
1612 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1613 before GIMPLE_RETURN, not after its predecessor; insert
1616 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1617 gimple_seq_empty_p to test for no PHI nodes.
1618 * tree-cfg.c (split_critical_edges): Likewise.
1620 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1622 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1624 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1625 introduced by the VTA branch merge.
1627 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1629 * ira-conflicts.c: Use fputs or putc instead of fprintf
1633 * tree-switch-conversion.c: Ditto.
1635 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1637 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1638 introduced by the VTA branch merge.
1640 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1643 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1645 PR rtl-optimization/39779
1646 * expr.c (convert_modes): Return when mode == oldmode after
1647 CONST_INTs are processed.
1649 2009-09-10 Nick Clifton <nickc@redhat.com>
1651 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1652 attribute and referring decl when creating renamed symbol.
1654 2009-09-10 Richard Guenther <rguenther@suse.de>
1657 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1659 (cgraph_finalize_compilation_unit): Compute reachability
1660 before emitting thunks. Properly process aliases before
1661 possibly removing unreachable nodes.
1663 2009-09-10 Richard Guenther <rguenther@suse.de>
1666 * tree.c (struct free_lang_data_d): Add worklist member.
1667 (find_decls_types_r): Push onto the worklist instead of recursing.
1668 Handle TREE_BINFOs properly.
1669 (find_decls_types): New function wrapped around find_decls_types_r
1670 to process the worklist.
1671 (find_decls_types_in_eh_region): Use it.
1672 (find_decls_types_in_node): Likewise.
1673 (find_decls_types_in_var): Likewise.
1674 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1675 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1676 (AGGREGATE_TYPE_P): Adjust.
1678 2009-09-09 Jason Merrill <jason@redhat.com>
1680 * configure.ac: Check glibc version even if we have an in-tree
1683 2009-09-09 Anthony Green <green@moxielogic.com>
1685 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1686 the constant 0 when appropriate.
1687 * config/moxie/constraints.md: Add constraint O.
1689 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1690 to pass up to 6 32-bit argument values in registers.
1691 (moxie_function_arg): Ditto.
1692 (moxie_arg_partial_bytes): Ditto.
1693 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1694 (REG_PARM_STACK_SPACE): Ditto.
1695 (FUNCTION_ARG_REGNO_P): Ditto.
1697 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1698 instruction to allocate stack space.
1700 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1702 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1703 unnecessarily stringent constraints. Fix address
1704 calculation in the splitters.
1706 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1708 PR rtl-optimization/39779
1709 * expr.c (convert_modes): Return when mode == oldmode after
1710 CONST_INTs are processed.
1712 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1715 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1716 (ix86_expand_prologue): Take frame.padding0 into logic of
1718 (ix86_expand_epilogue): Likewise.
1720 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1722 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1724 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1725 * config/t-slibgcc-libgcc: New file.
1726 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1728 2009-09-09 Martin Jambor <mjambor@suse.cz>
1730 PR tree-optimization/41089
1731 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1734 2009-09-09 Richard Henderson <rth@redhat.com>
1736 * gimple.h (CASE_GIMPLE_OMP): New.
1737 (is_gimple_omp): Use it.
1738 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1739 (verify_gimple_debug): Likewise.
1741 2009-09-09 Richard Guenther <rguenther@suse.de>
1743 PR tree-optimization/41101
1744 * tree-ssa-pre.c (maximal_set): Remove.
1745 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1746 Defer all blocks we didn't visit at least one successor.
1747 (add_to_exp_gen): Do not add to the maximal set.
1748 (make_values_for_phi): Likewise.
1749 (compute_avail): Likewise.
1750 (init_pre): Do not allocate the maximal set.
1751 (execute_pre): Do not dump it.
1753 2009-09-09 Martin Jambor <mjambor@suse.cz>
1755 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1756 an SSA_NAME rather than a is_gimple_variable.
1758 2009-09-09 Richard Guenther <rguenther@suse.de>
1761 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1762 code dealing with plain pointer bases.
1763 (maybe_fold_offset_to_reference): Likewise.
1764 (maybe_fold_stmt_addition): Adjust.
1766 2009-09-09 Richard Guenther <rguenther@suse.de>
1768 * tree.c (free_lang_data_in_type): Do not free the type variant
1770 (free_lang_data): Merge char_type_node with its properly signed
1772 (pass_ipa_free): Collect after freeing language specific data.
1774 2009-09-09 Michael Matz <matz@suse.de>
1777 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1778 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1779 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1782 2009-09-08 DJ Delorie <dj@redhat.com>
1784 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1786 2009-09-04 Jason Merrill <jason@redhat.com>
1788 * tree.c (tree_find_value): Remove.
1789 * tree.h: Remove prototype.
1790 * varasm.c (assemble_external): Use value_member instead.
1792 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1794 * toplev.c (process_options): Choose default debugging type when
1795 gtoggle enables debug info and type is unset.
1797 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1801 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1804 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1806 * configure: Rebuilt with modified libtool.m4.
1808 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1813 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1815 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1817 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1818 (remove_statement): Likewise.
1819 (rewrite_use_nonlinear_expr): Adjust.
1820 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1821 * tree-ssa.c (release_defs_bitset): ... this. New.
1822 * tree-flow.h (release_defs_bitset): Declare.
1824 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1827 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1828 in the middle block.
1830 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1832 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1833 via intptr_t to long type.
1834 (insert_operand_rank): Cast long type via intptr_t to
1836 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1838 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1839 from pointer to unsigned via uintptr_t.
1841 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1842 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1844 * configure: Regenerated.
1845 * config.in: Regenerated
1846 * system.h (stdint.h): Add include.
1847 (inttypes.h): Likewise.
1848 * Makefile.in (aclocal): Add config/stdint.m4.
1849 * aclocal.m4: Regenerated.
1851 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1853 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1855 (note_np_check_stores): New function.
1856 (harmless_null_pointer_p): New function.
1857 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1858 changed. Take into account whether we're in the shadow of a condjump
1859 that tested NP_REG for NULL.
1860 Lose all code that tested for SEQUENCEs.
1861 (workaround_speculation): Avoid inserting NOPs for loads that are
1862 either always executed or a NULL pointer.
1864 2009-09-08 Jan Hubicka <jh@suse.cz>
1866 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1867 * params.def (early-inlining-insns): Likewise.
1869 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1871 PR rtl-optimization/41239
1872 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1873 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1875 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1876 across calls, as the calls might not always return normally.
1877 (call_may_noreturn_p): New function.
1878 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1879 (init_deps): Initialize it.
1880 (remove_from_deps): Also remove calls from
1881 last_function_call_may_noreturn list.
1883 2009-09-07 Richard Henderson <rth@redhat.com>
1885 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1886 more VR->OPERANDS than LHS operands. Free LHS before returning.
1888 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1890 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1891 (attr "addrtype"): New member "spreg".
1892 Use it if mem_spfp_address_operand is true for the address.
1893 (attr "type"): New entry "stall".
1894 (cpu_unit "load"): New.
1895 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1897 (insn_reservation "loadsp"): New.
1898 (insn_reservation "load_stall1"): New.
1899 (insn_reservation "load_stall3"): New.
1901 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1902 (mem_p_address_operand): Exclude stack and frame pointer based
1904 (mem_spfp_address_operand): New; match them here.
1905 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1906 (bfin_reorg): Call it if scheduling insns.
1907 (bfin_gen_bundles): Remove dummy insns created by
1908 add_sched_insns_for_speculation.
1910 From Jie Zhang <jie.zhang@analog.com>:
1911 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1912 bfin_si_revision, bfin_workarounds): Move these ...
1913 * config/bfin/bfin.h: ... here.
1915 From Mike Frysinger <michael.frysinger@analog.com>
1916 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1917 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1918 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1919 bf547m, bf548m, and bf549m.
1920 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1921 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1922 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1923 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1924 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1925 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1926 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1927 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1928 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1929 bf542m, bf544m, bf547m, bf548m, and bf549m.
1931 From Jie Zhang <jie.zhang@analog.com>:
1932 * config/bfin/predicates.md (p_register_operand): New predicate.
1933 (dp_register_operand): New predicate.
1934 * config/bfin/bfin-protos.h (WA_05000074): Define.
1935 (ENABLE_WA_05000074): Define.
1936 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1937 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1938 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1939 (define_attr addrtype): Allow load/store register to be P register.
1940 (define_attr storereg): New.
1941 (define_cpu_unit anomaly_05000074): New.
1942 (define_insn_reservation dsp32shiftimm): New.
1943 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1944 (define_insn_reservation loadp): Cannot use slot2.
1945 (define_insn_reservation loadsp): Cannot use slot2.
1946 (define_insn_reservation storep): Cannot use slot2. Does not
1947 apply when working around 05000074.
1948 (define_insn_reservation storep_anomaly_05000074): New.
1949 (define_insn_reservation storei): Does not apply when working
1951 (define_insn_reservation storei_anomaly_05000074): New.
1952 (define_attr length): Add dsp32shiftimm case.
1953 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1954 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1955 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1956 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1957 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1959 2009-09-07 Martin Jambor <mjambor@suse.cz>
1962 * tree-sra.c (create_artificial_child_access): Return NULL if
1963 build_ref_for_offset fails.
1964 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1965 and create_artificial_child_access to fail.
1967 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1970 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1971 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1972 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1974 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1976 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1977 block, ensure it has an exit edge. Emit a barrier after a jump.
1979 2009-09-07 Nick Clifton <nickc@redhat.com>
1981 * gcc.c (this_is_linker_script): New variable. Like
1982 this_is_library_file but for the %T constructor.
1983 (end_going_arg): If this_is_linker_script is set then locate the
1984 script and insert a --script switch before it
1985 (do_spec_2): Initialise this_is_linker_script.
1986 (do_spec_1): Likewise. Handle %T construct.
1987 (eval_spec_function): Preserve this_is_linker_script.
1988 * doc/invoke.texi: Document %T construct in spec files.
1989 * config/m32c/m32c.h (LIB_SPEC): Use it.
1991 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1993 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1994 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1995 when volatile flag is set.
1996 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1998 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2001 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2002 (combine_stack_adjustments_for_block): Allow insns between stack
2003 adjustments and stores with corresponding pre-(dec|inc)rement or
2004 pre-modify operation.
2006 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2009 * combine-stack-adj.c (struct csa_memlist): Rename to...
2010 (struct csa_reflist): ... this. Rename mem field to ref.
2011 (free_csa_memlist): Rename to...
2012 (free_csa_reflist): ... this.
2013 (record_one_stack_memref): Rename to...
2014 (record_one_stack_ref): ... this. Handle also REG_P.
2015 (try_apply_stack_adjustment): Handle also REG_P.
2016 (struct record_stack_memrefs_data): Rename to...
2017 (struct record_stack_refs_data): ... this. Rename memlist field to
2019 (record_stack_memrefs): Rename to...
2020 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2021 subexpressions instead of failing when a MEM contains SP references.
2022 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2023 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2025 2009-09-06 Richard Guenther <rguenther@suse.de>
2028 * tree.c (build_array_type): Do not record types marked
2029 with structural equality in the canonical type hashtable.
2031 2009-09-06 Richard Guenther <rguenther@suse.de>
2034 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2036 2009-09-05 Richard Guenther <rguenther@suse.de>
2039 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2041 2009-09-05 Richard Guenther <rguenther@suse.de>
2044 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2046 2009-09-05 Richard Guenther <rguenther@suse.de>
2049 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2050 before comparing function argument types.
2052 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2055 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2058 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2061 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2063 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2064 locators before emit_insn is called.
2066 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2069 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2070 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2071 (reginfo_init): Don't call allocate_reg_info.
2073 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2076 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2077 NONDEBUG_INSN_P instead of INSN_P.
2079 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2082 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2084 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2087 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2088 pattern of the split.
2090 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2092 * toplev.c (process_options): Move setter of flag_var_tracking
2093 before other tests that depend on it. Move down setter of
2094 flag_rename_registers. Don't enable var-tracking-assignments
2095 by default if selective scheduling is enabled. Warn if both
2098 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2100 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2101 comment. Use switch statement to catch overlaps between rtx
2102 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2103 (IS_DECL_CODE): ... here. Remove.
2104 (check_value_is_not_decl): Remove.
2105 (dv_from_decl, dv_from_value): Check after conversion.
2107 2009-09-04 Richard Guenther <rguenther@suse.de>
2110 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2111 after emitting tunks. Move emitting thunks and ctors from ...
2112 (cgraph_optimize): ... here. Remove redundant
2113 cgraph_analyze_functions.
2114 * varasm.c (find_decl_and_mark_needed): Remove no longer
2116 (finish_aliases_1): Adjust check for thunk aliases.
2118 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2120 * config/arm/arm.md (ctzsi2): Added braces
2121 to avoid warning that broke booststrap.
2123 2009-09-04 Martin Jambor <mjambor@suse.cz>
2125 PR tree-optimization/41112
2126 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2127 handle variable-bounded arrays.
2128 (expr_with_var_bounded_array_refs_p): New function.
2129 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2131 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2133 * config/s390/2097.md: Removed two incorrect bypasses.
2134 (z10_fsimpdf): Fixed latency.
2135 (z10_fhex): New insn_reservation.
2136 (z10_floaddf): Fixed latency.
2137 (z10_floadsf): Fixed latency.
2138 (z10_ftrunctf): Fixed latency.
2139 (z10_ftruncdf): Fixed latency.
2140 * config/s390/s390.c (z10_cost): Fixed values.
2141 (s390_adjust_priority): Added z10 path.
2142 * config/s390/s390.md (type): Added fhex.
2143 (*mov<mode>_64dfp): Updated type attribute.
2144 (*mov<mode>_64): Updated type attribute.
2145 (*mov<mode>_31): Updated type attribute.
2146 (*mov<mode>"): Likewise.
2147 * config/s390/2084.md (x_fsimpdf): Updated condition.
2149 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2151 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2152 RTXs in the predicate for operand 1.
2154 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2156 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2157 (rbitsi2): New insn.
2158 (ctzsi2): New expand.
2159 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2161 2009-09-03 Martin Jambor <mjambor@suse.cz>
2163 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2164 (create_artificial_child_access): Use build_ref_for_offset instead
2165 of duplicate_expr_for_different_base.
2166 (propagate_subacesses_accross_link): Likewise.
2168 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2170 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2172 (mips16e_collect_argument_saves): Skip debug instructions.
2173 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2174 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2175 (r10k_insert_cache_barriers): Likewise.
2176 (mips_reorg_process_insns): Likewise.
2178 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2181 * ira.c (update_equiv_reg): Remove check on class likely spill.
2183 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2186 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2187 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2191 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2192 the stack slot if it is passed by invisible reference.
2193 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2194 by invisible reference.
2196 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2198 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2199 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2200 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2202 * config/bfin/sync.md: New file.
2203 * config/bfin/bfin.md: Include it.
2204 (UNSPEC_ATOMIC): New.
2205 (UNSPEC_ONES): Provide a unique number.
2207 From Jie Zhang <jie.zhang@analog.com>:
2208 * config/bfin/bfin.c (ret_regs): New.
2209 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2210 (must_save_rets_p): New.
2211 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2212 current_function_is_leaf.
2213 (do_link): Likewise.
2214 (do_unlink): Likewise.
2215 (expand_interrupt_handler_prologue): Use ret_regs array.
2216 (expand_interrupt_handler_epilogue): Use ret_regs array and
2217 pass return register to gen_return_internal.
2218 (bfin_expand_epilogue): Pass return register to
2219 gen_return_internal.
2220 (bfin_expand_call): Explicitly clobber RETS.
2221 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2222 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2223 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2224 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2226 (return_internal): Take a reg rtx rather than the register number.
2228 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2230 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2231 when comparing against estimated_loop_iterations_int return.
2233 2009-09-03 Richard Guenther <rguenther@suse.de>
2235 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2236 eh_personality_libfunc.
2238 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2240 * tree-parloops.c (separate_decls_in_region): Add space.
2242 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2244 * tree-parloops.c (separate_decls_in_region): Change the condition
2245 checking if there are reductions in the loop.
2247 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2249 PR tree-optimization/38275
2250 * tree-parloops.c (parallelize_loops): Replace profitability condition
2251 for expected number of iterations.
2253 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2255 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2256 (bootstrap-debug): Explain conditions in which it becomes default.
2257 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2260 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2262 * doc/invoke.texi (Optimize Options): Move
2263 -finline-small-functions to the -O2 list.
2265 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2267 * toplev.c (process_options): Enable var-tracking-assignments
2268 by default if var-tracking is enabled.
2270 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2272 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2274 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2275 * rtl.h (prev_nonnote_insn_bb): Declare it.
2277 2009-09-03 Diego Novillo <dnovillo@google.com>
2279 * cgraph.c (cgraph_node_for_decl): New.
2280 * cgraph.h (cgraph_node_for_decl): Declare.
2281 * tree.c (host_integerp): Return 0 if T is NULL.
2283 2009-09-03 Diego Novillo <dnovillo@google.com>
2285 * tree.h (struct alias_pair): Move from varasm.c.
2286 (alias_pairs): Likewise.
2287 (TYPE_MAXVAL): Define.
2288 (TYPE_MINVAL): Define.
2289 (iterative_hash_host_wide_int): Declare.
2290 (remove_unreachable_alias_pairs): Declare.
2291 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2292 * diagnostic.c (default_diagnostic_starter): Make extern.
2293 (default_diagnostic_finalizer): Make extern.
2294 * diagnostic.h (default_diagnostic_starter): Declare.
2295 (default_diagnostic_finalizer): Declare.
2296 (default_tree_printer): Declare.
2297 * toplev.c (default_tree_printer): Make extern.
2299 2009-09-03 Richard Guenther <rguenther@suse.de>
2300 Diego Novillo <dnovillo@google.com>
2302 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2303 * cgraphunit.c (cgraph_expand_function): Do not emit
2304 associated thunks from here.
2305 (cgraph_emit_thunks): New.
2306 (cgraph_optimize): Call it.
2307 Return if any IPA pass finds an error.
2308 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2311 2009-09-03 Simon Baldwin <simonb@google.com>
2312 Rafael Espindola <espindola@google.com>
2313 Richard Guenther <rguenther@suse.de>
2314 Doug Kwan <dougkwan@google.com>
2315 Diego Novillo <dnovillo@google.com>
2317 * tree.c: Include tree-pass.h, langhooks-def.h,
2318 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2319 (free_lang_data_in_type): New.
2320 (need_assembler_name_p): New.
2321 (free_lang_data_in_block): New.
2322 (free_lang_data_in_decl): New.
2323 (struct free_lang_data_d): New.
2324 (add_tree_to_fld_list): New.
2325 (find_decls_types_r): New.
2326 (get_eh_types_for_runtime): New.
2327 (find_decls_types_in_eh_region): New.
2328 (find_decls_types_in_node): New.
2329 (find_decls_types_in_var): New.
2330 (free_lang_data_in_cgraph): New.
2331 (free_lang_data): New.
2332 (gate_free_lang_data): New.
2333 (pass_ipa_free_lang_data): New.
2335 2009-09-03 Diego Novillo <dnovillo@google.com>
2337 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2338 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2339 (lang_hooks): Remove const qualifier.
2340 * ipa.c (cgraph_remove_unreachable_nodes): Call
2341 remove_unreachable_alias_pairs.
2342 * except.c (add_type_for_runtime): Check if TYPE has
2343 already been converted.
2344 (lookup_type_for_runtime): Likewise.
2345 (check_handled): Handle converted types.
2346 * varasm.c (remove_unreachable_alias_pairs): New.
2347 * gimple.c: Include demangle.h.
2348 (gimple_decl_printable_name): New.
2349 (gimple_fold_obj_type_ref): New.
2350 * gimple.h (gimple_decl_printable_name): Declare.
2351 (gimple_fold_obj_type_ref): Declare.
2352 * passes.c (init_optimization_passes): Add pass
2353 pass_ipa_free_lang_data.
2354 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2355 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2357 2009-09-03 Diego Novillo <dnovillo@google.com>
2359 * c-lang.c (lang_hooks): Remove const qualifier.
2361 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2363 * doc/install.texi (*-*-freebsd*): Update target information.
2365 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2367 * hard-reg-set.h (call_fixed_regs): Remove.
2368 * reginfo.c (call_fixed_regs): Remove.
2369 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2370 (globalize_reg): Don't use call_fixed_regs.
2371 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2374 2009-09-01 Michael Matz <matz@suse.de>
2376 * expr.h (emit_storent_insn, expand_expr_real_1,
2377 expand_expr_real_2): Declare.
2378 * expr.c (emit_storent_insn, expand_expr_real_1,
2379 expand_expr_real_2): Export.
2380 (store_expr): Setting and evaluating dont_return_target is useless.
2381 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2382 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2383 * except.c (expand_resx_expr): Rename to ...
2384 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2385 * except.h (expand_resx_stmt): Declare.
2386 * stmt.c: Add include gimple.h
2387 (expand_asm_expr): Rename to ...
2388 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2389 (expand_case): Rewrite to take gimple statement.
2390 * tree.h (expand_asm_stmt): Declare.
2391 (expand_case): Change prototype.
2392 * Makefile.in (stmt.o): Depend on gimple.h.
2393 * builtins.c (expand_builtin_synchronize): Build gimple asm
2394 statement, not an ASM_EXPR.
2395 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2396 gimple_to_tree, release_stmt_tree): Remove.
2397 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2398 ggc_free, but hold comparison code and operands separately.
2399 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2400 (expand_call_stmt, expand_gimple_stmt_1,
2401 expand_gimple_stmt): New helpers.
2402 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2403 release_stmt_tree. Call expand_gimple_stmt instead.
2404 (expand_gimple_basic_block): Ditto.
2406 * calls.c (emit_call_1): Don't look at EH regions here, make
2407 fntree parameter useless.
2408 (expand_call): New local rettype for TREE_TYPE(exp), use it
2409 throughout. Remove local p, use addr instead.
2410 Don't look at EH regions here.
2412 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2414 * doc/invoke.texi (-fsched-pressure): Document it.
2415 (-fsched-reg-pressure-heuristic): Remove it.
2417 * reload.c (ira.h): Include.
2418 (find_reloads): Add choosing reload on number of small spilled
2421 * haifa-sched.c (ira.h): Include.
2422 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2423 saved_reg_pressure, curr_reg_live, saved_reg_live,
2424 region_ref_regs): New variables.
2425 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2426 initiate_reg_pressure_info, setup_ref_regs,
2427 initiate_bb_reg_pressure_info, save_reg_pressure,
2428 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2430 (setup_insn_reg_pressure_info): New function.
2431 (rank_for_schedule): Add pressure checking and insn issue time.
2432 Remove comparison of insn reg weights.
2433 (ready_sort): Set insn reg pressure info.
2434 (update_register_pressure, setup_insn_max_reg_pressure,
2435 update_reg_and_insn_max_reg_pressure,
2436 sched_setup_bb_reg_pressure_info): New functions.
2437 (schedule_insn): Add code for printing and updating reg pressure info.
2438 (find_set_reg_weight, find_insn_reg_weight): Remove.
2439 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2440 (debug_ready_list): Print reg pressure info.
2441 (schedule_block): Ditto. Check insn issue time.
2442 (sched_init): Set up sched_pressure_p. Allocate and set up some
2443 reg pressure related info.
2444 (sched_finish): Free some reg pressure related info.
2445 (fix_tick_ready): Make insn always ready if pressure_p.
2446 (init_h_i_d): Don't call find_insn_reg_weight.
2447 (haifa_finish_h_i_d): Free insn reg pressure info.
2449 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2450 ira_memory_move_cost, ira_class_hard_regs,
2451 ira_class_hard_regs_num, ira_no_alloc_regs,
2452 ira_available_class_regs, ira_reg_class_cover_size,
2453 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2455 * ira-lives.c (single_reg_class): Check mode to find how many
2456 registers are necessary for operand.
2457 (ira_implicitly_set_insn_hard_regs): New.
2459 * common.opt (fsched-pressure): New options.
2460 (fsched-reg-pressure-heuristic): Remove.
2462 * ira.c (setup_eliminable_regset): Rename to
2463 ira_setup_eliminable_regset. Make it external.
2464 (expand_reg_info): Pass cover class to setup_reg_classes.
2465 (ira): Call resize_reg_info instead of allocate_reg_info.
2467 * sched-deps.c: Include ira.h.
2468 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2469 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2470 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2471 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2472 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2473 mark_insn_reg_store, mark_insn_reg_clobber,
2474 setup_insn_reg_pressure_info): New.
2475 (sched_analyze_1): Update implicit_reg_pending_uses.
2476 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2477 Use them to create dependencies. Set insn reg uses and pressure
2478 info. Process reg_pending_uses in one place.
2479 (free_deps): Free implicit sets.
2480 (remove_from_deps): Remove implicit sets if necessary. Check
2481 implicit sets when clearing reg_last_in_use.
2482 (init_deps_global): Clear implicit_reg_pending_clobbers and
2483 implicit_reg_pending_uses.
2485 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2486 ira_memory_move_cost, ira_class_hard_regs,
2487 ira_class_hard_regs_num, ira_no_alloc_regs,
2488 ira_available_class_regs, ira_reg_class_cover_size,
2489 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2490 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2491 ira_implicitly_set_insn_hard_regs): New prototypes.
2493 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2494 cost_elements_num): New variables.
2495 (allocno_costs, total_costs): Rename to costs and
2496 total_allocno_costs.
2497 (COSTS_OF_ALLOCNO): Rename to COSTS.
2498 (allocno_pref): Rename to pref.
2499 (allocno_pref_buffer): Rename to pref_buffer.
2500 (common_classes): Rename to regno_cover_class.
2502 (record_reg_classes): Set allocno attributes only if allocno_p.
2503 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2504 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2505 and COSTS_OF_ALLOCNO.
2506 (print_costs): Rename to print_allocno_costs.
2507 (print_pseudo_costs): New.
2508 (process_bb_node_for_costs): Split into 2 functions with new
2509 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2510 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2511 new parameter dump_file. Use cost_elements_num instead of
2512 ira_allocnos_num. Make one iteration if preferred classes were
2513 already calculated for scheduler. Make 2 versions of code
2514 depending on allocno_p.
2515 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2516 regno_cover_class and COSTS instead of common_classes and
2518 (init_costs, finish_costs): New.
2519 (ira_costs): Set up allocno_p and cost_elements_num. Call
2520 init_costs and finish_costs.
2521 (ira_set_pseudo_classes): New.
2523 * rtl.h (allocate_reg_info): Remove.
2524 (resize_reg_info): Change return type.
2525 (reg_cover_class): New.
2526 (setup_reg_classes): Add new parameter.
2528 * sched-int.h (struct deps_reg): New member implicit_sets.
2529 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2530 (INCREASE_BITS): New macro.
2531 (struct reg_pressure_data, struct reg_use_data): New.
2532 (struct _haifa_insn_data): Remove reg_weight. Add members
2533 reg_pressure, reg_use_list, reg_set_list, and
2534 reg_pressure_excess_cost_change.
2535 (struct deps): New member implicit_sets.
2536 (pressure_p): New variable.
2537 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2538 (struct reg_pressure_data, struct reg_use_data): New.
2539 (INSN_REG_WEIGHT): Remove.
2540 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2541 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2542 (sched_init_region_reg_pressure_info,
2543 sched_setup_bb_reg_pressure_info): New prototypes.
2545 * reginfo.c (struct reg_pref): New member coverclass.
2546 (reg_cover_class): New function.
2547 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2548 (reg_info_size): New variable.
2549 (allocate_reg_info): Make static. Setup reg_info_size.
2550 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2551 (setup_reg_classes): Add a new parameter. Setup cover class too.
2553 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2556 * sched-rgn.c (deps_join): Set up implicit_sets.
2557 (schedule_region): Set up region and basic blocks pressure
2560 * passes.c (init_optimization_passes): Move
2561 pass_subregs_of_mode_init before pass_sched.
2563 2009-09-02 Martin Jambor <mjambor@suse.cz>
2565 * tree-sra.c (struct access): New field grp_hint.
2566 (dump_access): Dump grp_hint.
2567 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2569 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2570 those which have been specifically read and somehow written to.
2571 (propagate_subacesses_accross_link): Set grp_hint of right child and
2572 also possibly of the left child.
2574 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2576 * tree-object-size.c (addr_object_size): Always use object_size_type
2577 0 or 2 when determining the pointer pointed object size.
2579 2009-09-02 Richard Guenther <rguenther@suse.de>
2582 2009-08-31 Richard Guenther <rguenther@suse.de>
2584 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2585 to query if the memory regions for memmove overlap.
2586 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2587 asserts on pointers, instead deal with odd trees.
2588 (ptr_derefs_may_alias_p): Likewise.
2589 (refs_may_alias_p_1): Constructor bases also never alias.
2591 2009-08-01 Christian Bruel <christian.bruel@st.com>
2594 2009-07-31 Christian Bruel <christian.bruel@st.com>
2595 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2597 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2599 * doc/invoke.texi (-fvar-tracking-assignments): New.
2600 (-fvar-tracking-assignments-toggle): New.
2601 (-fdump-final-insns=file): Mark filename as optional.
2602 (--param min-nondebug-insn-uid): New.
2603 (-gdwarf-@{version}): Mention version 4.
2604 * opts.c (common_handle_option): Accept it.
2605 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2606 * regrename.c (regrename_optimize): Drop last. Don't count debug
2607 insns as uses. Don't reject change because of debug insn.
2608 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2609 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2610 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2611 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2612 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2613 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2614 * doc/gimple.texi (is_gimple_debug): New.
2615 (gimple_debug_bind_p): New.
2616 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2617 * doc/install.texi (bootstrap-debug): More details.
2618 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2619 (bootstrap-debug-lib): More details.
2620 (bootstrap-debug-ckovw): Update.
2621 (bootstrap-time): New.
2622 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2623 (insert_phi_nodes_for): Insert debug stmts.
2624 (rewrite_stmt): Take iterator. Insert debug stmts.
2625 (rewrite_enter_block): Adjust.
2626 (maybe_replace_use_in_debug_stmt): New.
2627 (rewrite_update_stmt): Use it.
2628 (mark_use_interesting): Return early for debug stmts.
2629 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2630 stmts before replacing stmt.
2631 (move_computations_stmt): Likewise.
2632 * ira-conflicts.c (add_copies): Skip debug insns.
2633 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2634 (regstat_bb_compute_ri): Skip debug insns.
2635 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2636 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2637 check_loop_closed_ssa_stmt): Skip debug stmts.
2638 * tree-tailcall.c (find_tail_calls): Likewise.
2639 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2640 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2641 (build_var_debug_value_stat): Declare.
2642 (build_var_debug_value): Define.
2643 (target_for_debug_bind): Declare.
2644 * reload.c (find_equiv_reg): Skip debug insns.
2645 * rtlanal.c (reg_used_between_p): Skip debug insns.
2646 (side_effects_p): Likewise.
2647 (canonicalize_condition): Likewise.
2648 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2649 insns never depend on debug insns.
2650 (create_ddg_dep_no_link): Likewise.
2651 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2652 Don't add inter-loop dependencies for debug insns.
2653 (build_intra_loop_deps): Likewise.
2654 (create_ddg): Count debug insns.
2655 * ddg.h (struct ddg::num_debug): New.
2656 (num_backargs): Pair up with previous int field.
2657 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2658 -fcompare-debug-second.
2659 * final.c (get_attr_length_1): Skip debug insns.
2660 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2661 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2662 (driver_self_specs): Map -fdump-final-insns to
2663 -fdump-final-insns=..
2664 (get_local_tick): New.
2665 (compare_debug_dump_opt_spec_function): Test for . argument and
2666 compute output name. Compute temp output spec without flag name.
2667 Compute -frandom-seed.
2668 (OPT): Undef after use.
2669 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2670 (average_num_loop_insns): Likewise.
2671 * params.h (MIN_NONDEBUG_INSN_UID): New.
2672 * gimple.def (GIMPLE_DEBUG): New.
2673 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2674 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2675 (merge_in_block): Fix whitespace.
2676 * toplev.c (flag_var_tracking): Update comment.
2677 (flag_var_tracking_assignments): New.
2678 (flag_var_tracking_assignments_toggle): New.
2679 (process_options): Don't open final insns dump file if we're not
2680 going to write to it. Compute defaults for var_tracking.
2681 * df-scan.c (df_insn_rescan_debug_internal): New.
2682 (df_uses_record): Handle debug insns.
2683 * haifa-sched.c (ready): Initialize n_debug.
2684 (contributes_to_priority): Skip debug insns.
2685 (dep_list_size): New.
2687 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2688 they're ready. Disregard previous debug insns to make decisions.
2689 (queue_insn): Never queue debug insns.
2690 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2691 (schedule_insn): Don't reject debug insns because of issue rate.
2692 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2693 (queue_to_ready): Skip and discount debug insns.
2694 (choose_ready): Let debug insns through.
2695 (schedule_block): Check boundary debug insns. Discount debug
2696 insns, schedule them early. Adjust whitespace.
2697 (set_priorities): Check for boundary debug insns.
2698 (add_jump_dependencies): Use dep_list_size.
2699 (prev_non_location_insn): New.
2700 (check_cfg): Use it.
2701 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2703 (remove_unused_ivs): Reset debug stmts.
2704 * modulo-sched.c (const_iteration_count): Skip debug insns.
2705 (res_MII): Discount debug insns.
2706 (loop_single_full_bb_p): Skip debug insns.
2707 (sms_schedule): Likewise.
2708 (sms_schedule_by_order): Likewise.
2709 (ps_has_conflicts): Likewise.
2710 * caller-save.c (refmarker_fn): New.
2711 (save_call_clobbered_regs): Replace regs with saved mem in
2713 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2714 Call refmarker_fn mark for hardregnos.
2715 (mark_reg_as_referenced): New.
2716 (replace_reg_with_saved_mem): New.
2717 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2718 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2720 (cse_extended_basic_block): Skip debug insns.
2721 (count_reg_usage): Likewise.
2722 (is_dead_reg): New, split out of...
2723 (set_live_p): ... here.
2724 (insn_live_p): Use it for debug insns.
2725 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2726 (execute_optimize_stdarg): Likewise.
2727 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2728 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2729 changes in debug stmts as changes.
2730 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2731 (moveup_expr): Don't move across debug insns. Don't move
2732 debug insn if it would create a bookkeeping block.
2733 (moveup_expr_cached): Don't use cache for debug insns that
2734 are heads of blocks.
2735 (compute_av_set_inside_bb): Skip debug insns.
2736 (sel_rank_for_schedule): Schedule debug insns first. Remove
2738 (block_valid_for_bookkeeping_p); Support lax searches.
2739 (create_block_for_bookkeeping): Adjust block numbers when
2740 encountering debug-only blocks.
2741 (find_place_for_bookkeeping): Deal with debug-only blocks.
2742 (generate_bookkeeping_insn): Accept no place to insert.
2743 (remove_temp_moveop_nops): New argument full_tidying.
2744 (prepare_place_to_insert): Deal with debug insns.
2745 (advance_state_on_fence): Debug insns don't start cycles.
2746 (update_boundaries): Take fence as argument. Deal with
2748 (schedule_expr_on_boundary): No full_tidying on debug insns.
2749 (fill_insns): Deal with debug insns.
2750 (track_scheduled_insns_and_blocks): Don't count debug insns.
2751 (need_nop_to_preserve_insn_bb): New, split out of...
2752 (remove_insn_from_stream): ... this.
2753 (fur_orig_expr_not_found): Skip debug insns.
2754 * rtl.def (VALUE): Move up.
2756 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2757 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2758 Set it if debug stmts are found.
2759 (statement_sink_location): Skip debug stmts. Propagate
2760 moving defs into debug stmts.
2761 * ifcvt.c (first_active_insn): Skip debug insns.
2762 (last_active_insns): Likewise.
2763 (cond_exec_process_insns): Likewise.
2764 (noce_process_if_block): Likewise.
2765 (check_cond_move_block): Likewise.
2766 (cond_move_convert_if_block): Likewise.
2767 (block_jumps_and_fallthru_p): Likewise.
2768 (dead_or_predicable): Likewise.
2769 * dwarf2out.c (debug_str_hash_forced): New.
2770 (find_AT_string): Add comment.
2771 (gen_label_for_indirect_string): New.
2772 (get_debug_string_label): New.
2773 (AT_string_form): Use it.
2774 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2775 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2776 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2777 several operations that cannot be represented with DWARF opcodes.
2778 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2779 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2780 (dwarf2out_var_location): Take during-call mark into account.
2781 (output_indirect_string): Update comment. Output if there are
2782 label and references.
2783 (prune_indirect_string): New.
2784 (prune_unused_types): Call it if debug_str_hash_forced.
2785 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2786 (dw_long_long_const): Remove.
2787 (struct dw_val_struct): Change val_long_long type to rtx.
2788 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2789 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2790 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2791 component instead of HOST_BITS_PER_LONG.
2792 (output_loc_operands): Likewise. For const8* assert
2793 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2794 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2795 rather than HOST_BITS_PER_LONG is >= 64.
2796 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2798 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2799 HOST_BITS_PER_LONG for dw_val_class_long_long.
2800 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2801 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2802 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2804 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2805 Handle DW_OP_implicit_value.
2806 (extract_int): Move prototype earlier.
2807 (mem_loc_descriptor): For SUBREG punt if inner
2808 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2809 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2810 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2811 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2812 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2813 instead of Pmode size.
2814 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2815 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2816 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2817 (concat_loc_descriptor, concatn_loc_descriptor,
2818 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2819 (add_location_or_const_value_attribute): Likewise. For single
2820 location loc_lists attempt to use add_const_value_attribute
2821 for constant decls. Add DW_AT_const_value even if
2822 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2824 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2825 (control_flow_insn_p): Likewise.
2826 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2827 (separate_decls_in_region_debug_bind): New.
2828 (separate_decls_in_region): Process debug bind stmts afterwards.
2829 * recog.c (verify_changes): Handle debug insns.
2830 (extract_insn): Likewise.
2831 (peephole2_optimize): Skip debug insns.
2832 * dse.c (scan_insn): Skip debug insns.
2833 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2835 (setup_id_for_insn): Handle debug insns.
2836 (maybe_tidy_empty_bb): Adjust whitespace.
2837 (tidy_control_flow): Skip debug insns.
2838 (sel_remove_insn): Adjust for debug insns.
2839 (sel_estimate_number_of_insns): Skip debug insns.
2840 (create_insn_rtx_from_pattern): Handle debug insns.
2841 (create_copy_of_insn_rtx): Likewise.
2842 * sel-sched-.h (sel_bb_end): Declare.
2843 (sel_bb_empty_or_nop_p): New.
2844 (get_all_loop_exits): Use it.
2845 (_eligible_successor_edge_p): Likewise.
2846 (return_nop_to_pool): Adjust.
2847 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2848 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2849 * gimple-pretty-print.c (dump_gimple_debug): New.
2850 (dump_gimple_stmt): Use it.
2851 (dump_bb_header): Skip gimple debug stmts.
2852 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2853 (fixup_match_2): Likewise.
2854 (regmove_backward_pass): Likewise. Simplify combined
2855 replacement. Handle debug insns.
2856 * function.c (instantiate_virtual_regs): Handle debug insns.
2857 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2858 * print-rtl.h: Include cselib.h.
2859 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2860 * df.h (df_inns_rescan_debug_internal): Declare.
2861 * gcse.c (alloc_hash_table): Estimate n_insns.
2862 (cprop_insn): Don't regard debug insns as changes.
2863 (bypass_conditional_jumps): Skip debug insns.
2864 (one_pre_gcse_pass): Adjust.
2865 (one_code_hoisting_pass): Likewise.
2866 (compute_ld_motion_mems): Skip debug insns.
2867 (one_cprop_pass): Adjust.
2868 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2869 (if_convertible_stmt_p): Handle debug stmts.
2870 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2871 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2872 * ira-build.c (create_bb_allocnos): Skip debug insns.
2873 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2874 (has_single_use): Likewise.
2875 (single_imm_use): Likewise.
2876 (num_imm_uses): Likewise.
2877 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2878 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2879 (create_outofssa_var_map): Likewise.
2880 * lower-subreg.c (adjust_decomposed_uses): New.
2881 (resolve_debug): New.
2882 (decompose_multiword_subregs): Use it.
2883 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2884 * emit-rtl.c: Include params.h.
2885 (cur_debug_insn_uid): Define.
2886 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2887 (copy_rtx_if_shared_1): Handle debug insns.
2888 (reset_used_flags): Likewise.
2889 (set_used_flags): LIkewise.
2890 (get_max_insn_count): New.
2891 (next_nondebug_insn): New.
2892 (prev_nondebug_insn): New.
2893 (make_debug_insn_raw): New.
2894 (emit_insn_before_noloc): Handle debug insns.
2895 (emit_jump_insn_before_noloc): Likewise.
2896 (emit_call_insn_before_noloc): Likewise.
2897 (emit_debug_insn_before_noloc): New.
2898 (emit_insn_after_noloc): Handle debug insns.
2899 (emit_jump_insn_after_noloc): Likewise.
2900 (emit_call_insn_after_noloc): Likewise.
2901 (emit_debug_insn_after_noloc): Likewise.
2902 (emit_insn_after): Take loc from earlier non-debug insn.
2903 (emit_jump_insn_after): Likewise.
2904 (emit_call_insn_after): Likewise.
2905 (emit_debug_insn_after_setloc): New.
2906 (emit_debug_insn_after): New.
2907 (emit_insn_before): Take loc from later non-debug insn.
2908 (emit_jump_insn_before): Likewise.
2909 (emit_call_insn_before): Likewise.
2910 (emit_debug_insn_before_setloc): New.
2911 (emit_debug_insn_before): New.
2912 (emit_insn): Handle debug insns.
2913 (emit_debug_insn): New.
2914 (emit_jump_insn): Handle debug insns.
2915 (emit_call_insn): Likewise.
2917 (init_emit): Take min-nondebug-insn-uid into account.
2918 Initialize cur_debug_insn_uid.
2919 (emit_copy_of_insn_after): Handle debug insns.
2920 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2921 location of single rhs in place.
2922 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2923 (floor_sdiv_adjust): New.
2924 (cell_sdiv_adjust): New.
2925 (cell_udiv_adjust): New.
2926 (round_sdiv_adjust): New.
2927 (round_udiv_adjust): New.
2928 (wrap_constant): Moved from cselib.
2929 (unwrap_constant): New.
2930 (expand_debug_expr): New.
2931 (expand_debug_locations): New.
2932 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2934 (gimple_expand_cfg): Expand debug locations.
2935 * cselib.c: Include tree-pass.h.
2936 (struct expand_value_data): New.
2937 (cselib_record_sets_hook): New.
2938 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2939 (cselib_clear_table): Move, and implemnet in terms of...
2940 (cselib_reset_table_with_next_value): ... this.
2941 (cselib_get_next_unknown_value): New.
2942 (discard_useless_locs): Don't discard preserved values.
2943 (cselib_preserve_value): New.
2944 (cselib_preserved_value_p): New.
2945 (cselib_preserve_definitely): New.
2946 (cselib_clear_preserve): New.
2947 (cselib_preserve_only_values): New.
2948 (new_cselib_val): Take rtx argument. Dump it in details.
2949 (cselib_lookup_mem): Adjust.
2950 (expand_loc): Take regs_active in struct. Adjust. Silence
2951 dumps unless details are requested.
2952 (cselib_expand_value_rtx_cb): New.
2953 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2954 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2955 without details. Copy more subregs. Try to resolve values
2956 using a callback. Wrap constants.
2957 (cselib_subst_to_values): Adjust.
2958 (cselib_log_lookup): New.
2959 (cselib_lookup): Call it.
2960 (cselib_invalidate_regno): Don't count preserved values as useless.
2961 (cselib_invalidate_mem): Likewise.
2962 (cselib_record_set): Likewise.
2963 (struct set): Renamed to cselib_set, moved to cselib.h.
2964 (cselib_record_sets): Adjust. Call hook.
2965 (cselib_process_insn): Reset table when it would be cleared.
2966 (dump_cselib_val): New.
2967 (dump_cselib_table): New.
2968 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2969 (remove_forwarder_block): Support moving debug stmts.
2970 * cselib.h (cselib_record_sets_hook): Declare.
2971 (cselib_expand_callback): New type.
2972 (cselib_expand_value_rtx_cb): Declare.
2973 (cselib_reset_table_with_next_value): Declare.
2974 (cselib_get_next_unknown_value): Declare.
2975 (cselib_preserve_value): Declare.
2976 (cselib_preserved_value_p): Declare.
2977 (cselib_preserve_only_values): Declare.
2978 (dump_cselib_table): Declare.
2979 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2980 (try_crossjump_to_edge): Likewise.
2981 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2982 dominated blocks when debug stmts are present.
2983 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2984 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2985 (set_var_live_on_entry): Likewise.
2986 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2987 * cfglayout.c (curr_location, last_location): Make static.
2988 (set_curr_insn_source_location): Don't avoid bouncing.
2989 (get_curr_insn_source_location): New.
2990 (get_curr_insn_block): New.
2991 (duplicate_insn_chain): Handle debug insns.
2992 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2994 * common.opt (fcompare-debug): Move to sort order.
2995 (fdump-unnumbered-links): Likewise.
2996 (fvar-tracking-assignments): New.
2997 (fvar-tracking-assignments-toggle): New.
2998 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2999 because of debug stmts.
3000 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3001 (eliminate_unnecessary_stmts): Walk dominated blocks before
3003 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3004 * ira.c (memref_used_between_p): Skip debug insns.
3005 (update_equiv_regs): Likewise.
3006 * sched-deps.c (sd_lists_size): Accept empty list.
3007 (sd_init_insn): Mark debug insns.
3008 (sd_finish_insn): Unmark them.
3009 (sd_add_dep): Reject non-debug deps on debug insns.
3010 (fixup_sched_groups): Give debug insns group treatment.
3012 (sched_analyze_reg): Don't mark debug insns for sched before call.
3013 (sched_analyze_2): Handle debug insns.
3014 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3016 (deps_analyze_insn): Handle debug insns.
3017 (deps_start_bb): Skip debug insns.
3018 (init_deps): Initialize last_debug_insn.
3019 * tree-ssa.c (target_for_debug_bind): New.
3020 (find_released_ssa_name): New.
3021 (propagate_var_def_into_debug_stmts): New.
3022 (propagate_defs_into_debug_stmts): New.
3023 (verify_ssa): Skip debug bind stmts without values.
3024 (warn_uninialized_vars): Skip debug stmts.
3025 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3026 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3027 (rtx_equal_p): Likewise.
3028 * ira-costs.c (scan_one_insn): Skip debug insns.
3029 (process_bb_node_for_hard_reg_moves): Likewise.
3030 * rtl.h (DEBUG_INSN_P): New.
3031 (NONDEBUG_INSN_P): New.
3032 (MAY_HAVE_DEBUG_INSNS): New.
3033 (INSN_P): Accept debug insns.
3034 (RTX_FRAME_RELATED_P): Likewise.
3035 (INSN_DELETED_P): Likewise
3036 (PAT_VAR_LOCATION_DECL): New.
3037 (PAT_VAR_LOCATION_LOC): New.
3038 (PAT_VAR_OCATION_STATUS): New.
3039 (NOTE_VAR_LOCATION_DECL): Reimplement.
3040 (NOTE_VAR_LOCATION_LOC): Likewise.
3041 (NOTE_VAR_LOCATION_STATUS): Likewise.
3042 (INSN_VAR_LOCATION): New.
3043 (INSN_VAR_LOCATION_DECL): New.
3044 (INSN_VAR_LOCATION_LOC): New.
3045 (INSN_VAR_LOCATION_STATUS): New.
3046 (gen_rtx_UNKNOWN_VAR_LOC): New.
3047 (VAR_LOC_UNKNOWN_P): New.
3048 (NOTE_DURING_CALL_P): New.
3049 (SCHED_GROUP_P): Accept debug insns.
3050 (emit_debug_insn_before): Declare.
3051 (emit_debug_insn_before_noloc): Declare.
3052 (emit_debug_insn_beore_setloc): Declare.
3053 (emit_debug_insn_after): Declare.
3054 (emit_debug_insn_after_noloc): Declare.
3055 (emit_debug_insn_after_setloc): Declare.
3056 (emit_debug_insn): Declare.
3057 (make_debug_insn_raw): Declare.
3058 (prev_nondebug_insn): Declare.
3059 (next_nondebug_insn): Declare.
3060 (delegitimize_mem_from_attrs): Declare.
3061 (get_max_insn_count): Declare.
3062 (wrap_constant): Declare.
3063 (unwrap_constant): Declare.
3064 (get_curr_insn_source_location): Declare.
3065 (get_curr_insn_block): Declare.
3066 * tree-inline.c (insert_debug_decl_map): New.
3067 (processing_debug_stmt): New.
3068 (remap_decl): Don't create new mappings in debug stmts.
3069 (remap_gimple_op_r): Don't add references in debug stmts.
3070 (copy_tree_body_r): Likewise.
3071 (remap_gimple_stmt): Handle debug bind stmts.
3072 (copy_bb): Skip debug stmts.
3073 (copy_edges_for_bb): Likewise.
3074 (copy_debug_stmt): New.
3075 (copy_debug_stmts): New.
3076 (copy_body): Copy debug stmts at the end.
3077 (insert_init_debug_bind): New.
3078 (insert_init_stmt): Take id. Skip and emit debug stmts.
3079 (setup_one_parameter): Remap variable earlier, register debug mapping.
3080 (estimate_num_insns): Skip debug stmts.
3081 (expand_call_inline): Preserve debug_map.
3082 (optimize_inline_calls): Check for no debug_stmts left-overs.
3083 (unsave_expr_now): Preserve debug_map.
3084 (copy_gimple_seq_and_replace_locals): Likewise.
3085 (tree_function_versioning): Check for no debug_stmts left-overs.
3086 Init and destroy debug_map as needed. Split edges unconditionally.
3087 (build_duplicate_type): Init and destroy debug_map as needed.
3088 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3089 (struct copy_body_data): Add debug_stmts and debug_map.
3090 * sched-int.h (struct ready_list): Add n_debug.
3091 (struct deps): Add last_debug_insn.
3092 (DEBUG_INSN_SCHED_P): New.
3093 (BOUNDARY_DEBUG_INSN_P): New.
3094 (SCHEDULE_DEBUG_INSN_P): New.
3095 (sd_iterator_cond): Accept empty list.
3096 * combine.c (create_log_links): Skip debug insns.
3097 (combine_instructions): Likewise.
3098 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3099 return value is always unshared.
3100 (struct rtx_subst_pair): New.
3101 (auto_adjust_pair): New.
3102 (propagate_for_debug_subst): New.
3103 (propagate_for_debug): New.
3104 (try_combine): Skip debug insns. Propagate removed defs into
3106 (next_nonnote_nondebug_insn): New.
3107 (distribute_notes): Use it. Skip debug insns.
3108 (distribute_links): Skip debug insns.
3109 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3110 * resource.c (mark_target_live_regs): Likewise.
3111 * var-tracking.c: Include cselib.h and target.h.
3112 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3114 (micro_operation_type_name): New.
3115 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3116 (struct micro_operation_def): Update comments.
3117 (decl_or_value): New type. Use instead of decls.
3118 (struct emit_note_data_def): Add vars.
3119 (struct attrs_def): Use decl_or_value.
3120 (struct variable_tracking_info_def): Add permp, flooded.
3121 (struct location_chain_def): Update comment.
3122 (struct variable_part_def): Use decl_or_value.
3123 (struct variable_def): Make var_part a variable length array.
3125 (scratch_regs): New.
3126 (cselib_hook_called): New.
3127 (dv_is_decl_p): New.
3128 (dv_is_value_p): New.
3131 (dv_as_opaque): New.
3132 (dv_onepart_p): New.
3134 (IS_DECL_CODE): New.
3135 (check_value_is_not_decl): New.
3136 (dv_from_decl): New.
3137 (dv_from_value): New.
3138 (dv_htab_hash): New.
3139 (variable_htab_hash): Use it.
3140 (variable_htab_eq): Support values.
3141 (variable_htab_free): Free from the right pool.
3142 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3143 (attrs_list_union): Adjust.
3144 (attrs_list_mpdv_union): New.
3145 (tie_break_pointers): New.
3146 (canon_value_cmp): New.
3147 (unshare_variable): Return possibly-modified slot.
3148 (vars_copy_1): Adjust.
3149 (var_reg_decl_set): Adjust. Split out of...
3150 (var_reg_set): ... this.
3151 (get_init_value): Adjust.
3152 (var_reg_delete_and_set): Adjust.
3153 (var_reg_delete): Adjust.
3154 (var_regno_delete): Adjust.
3155 (var_mem_decl_set): Split out of...
3156 (var_mem_set): ... this.
3157 (var_mem_delete_and_set): Adjust.
3158 (var_mem_delete): Adjust.
3162 (variable_union): Adjust. Speed up merge of 1-part vars.
3163 (variable_canonicalize): Use unshared slot.
3164 (VALUED_RECURSED_INTO): New.
3165 (find_loc_in_1pdv): New.
3166 (struct dfset_merge): New.
3167 (insert_into_intersection): New.
3168 (intersect_loc_chains): New.
3170 (canonicalize_loc_order_check): New.
3171 (canonicalize_values_mark): New.
3172 (canonicalize_values_star): New.
3173 (variable_merge_over_cur): New.
3174 (variable_merge_over_src): New.
3175 (dataflow_set_merge): New.
3176 (dataflow_set_equiv_regs): New.
3177 (remove_duplicate_values): New.
3178 (struct dfset_post_merge): New.
3179 (variable_post_merge_new_vals): New.
3180 (variable_post_merge_perm_vals): New.
3181 (dataflow_post_merge_adjust): New.
3182 (find_mem_expr_in_1pdv): New.
3183 (dataflow_set_preserve_mem_locs): New.
3184 (dataflow_set_remove_mem_locs): New.
3185 (dataflow_set_clear_at_call): New.
3186 (onepart_variable_different_p): New.
3187 (variable_different_p): Use it.
3188 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3189 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3191 (track_loc_p): Pass it true.
3192 (struct count_use_info): New.
3193 (find_use_val): New.
3194 (replace_expr_with_values): New.
3196 (use_type): New, partially split out of...
3197 (count_uses): ... this. Count new micro-ops.
3198 (count_uses_1): Adjust.
3199 (count_stores): Adjust.
3200 (count_with_sets): New.
3201 (VAL_NEEDS_RESOLUTION): New.
3202 (VAL_HOLDS_TRACK_EXPR): New.
3203 (VAL_EXPR_IS_COPIED): New.
3204 (VAL_EXPR_IS_CLOBBERED): New.
3205 (add_uses): Adjust. Generate new micro-ops.
3206 (add_uses_1): Adjust.
3207 (add_stores): Generate new micro-ops.
3208 (add_with_sets): New.
3209 (find_src_status): Adjust.
3210 (find_src_set_src): Adjust.
3211 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3212 Handle new micro-ops. Canonicalize value equivalances.
3213 (vt_find_locations): Compute total size of hash tables for
3214 dumping. Perform merge for var-tracking-assignments. Don't
3215 disregard single-block loops.
3216 (dump_attrs_list): Handle decl_or_value.
3217 (dump_variable): Take variable. Deal with decl_or_value.
3218 (dump_variable_slot): New.
3219 (dump_vars): Use it.
3220 (dump_dataflow_sets): Adjust.
3221 (set_slot_part): New, extended to support one-part variables
3222 after splitting out of...
3223 (set_variable_part): ... this.
3224 (clobber_slot_part): New, split out of...
3225 (clobber_variable_part): ... this.
3226 (delete_slot_part): New, split out of...
3227 (delete_variable_part): .... this.
3228 (check_wrap_constant): New.
3229 (vt_expand_loc_callback): New.
3230 (vt_expand_loc): New.
3231 (emit_note_insn_var_location): Adjust. Handle values. Handle
3232 EMIT_NOTE_AFTER_CALL_INSN.
3233 (emit_notes_for_differences_1): Adjust. Handle values.
3234 (emit_notes_for_differences_2): Likewise.
3235 (emit_notes_for_differences): Adjust.
3236 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3237 Adjust. Handle new micro-ops.
3238 (vt_add_function_parameters): Adjust. Create and bind values.
3239 (vt_initialize): Adjust. Initialize scratch_regs and
3240 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3241 operations. Move some code to count_with_sets and add_with_sets.
3242 (delete_debug_insns): New.
3243 (vt_debug_insns_local): New.
3244 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3246 (var_tracking_main): If var-tracking-assignments is enabled
3247 but var-tracking isn't, delete debug insns and leave. Likewise
3248 if we exceed limits or fail the stack adjustments tests, and
3249 after all var-tracking processing.
3250 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3251 (dataflow_set): Add traversed_vars.
3252 (value_chain, const_value_chain): New typedefs.
3253 (value_chain_pool, value_chains): New variables.
3254 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3255 add_value_chains, add_cselib_value_chains, remove_value_chain,
3256 remove_value_chains, remove_cselib_value_chains): New functions.
3257 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3258 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3260 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3261 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3262 (dst_can_be_shared): New variable.
3263 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3264 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3265 different from set->vars, look up slot again instead of using the
3267 (dataflow_set_init): Initialize traversed_vars.
3268 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3269 lookup if set->vars is shared. Don't keep slot cleared before
3270 calling unshare_variable. Unshare set->vars if needed. Adjust
3271 unshare_variable callers. Clear dst_can_be_shared if needed.
3272 Even ->refcount == 1 vars must be unshared if set->vars is shared
3273 and var needs to be modified.
3274 (dataflow_set_union): Set traversed_vars during canonicalization.
3275 (VALUE_CHANGED, DECL_CHANGED): Define.
3276 (set_dv_changed, dv_changed_p): New static inlines.
3277 (track_expr_p): Clear DECL_CHANGED.
3278 (dump_dataflow_sets): Set it.
3279 (variable_was_changed): Call set_dv_changed.
3280 (emit_note_insn_var_location): Likewise.
3281 (changed_variables_stack): New variable.
3282 (check_changed_vars_1, check_changed_vars_2): New functions.
3283 (emit_notes_for_changes): Do nothing if changed_variables is
3284 empty. Traverse changed_variables with check_changed_vars_1,
3285 call check_changed_vars_2 on each changed_variables_stack entry.
3286 (emit_notes_in_bb): Add SET argument. Just clear it at the
3287 beginning, use it instead of local &set, don't destroy it at the end.
3288 (vt_emit_notes): Call dataflow_set_clear early on all
3289 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3290 computed set, dataflow_set_clear also VTI(bb)->in when we are
3291 done with the basic block. Initialize changed_variables_stack,
3292 free it afterwards. If ENABLE_CHECKING verify that after noting
3293 differences to an empty set value_chains hash table is empty.
3294 (vt_initialize): Initialize value_chains and value_chain_pool.
3295 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3296 (variable_tracking_main): Call dump_dataflow_sets before calling
3297 vt_emit_notes, not after it.
3298 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3299 (propagate_var_def_into_debug_stmts): Declare.
3300 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3301 (df_set_note): Reject debug insns.
3302 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3303 add notes to debug insns.
3304 (df_note_bb_compute): Adjust. Likewise.
3305 (df_simulate_uses): Skip debug insns.
3306 (df_simulate_initialize_backwards): Likewise.
3307 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3308 (subst_stack_regs_pat): Reject debug insns.
3309 (convert_regs_1): Handle debug insns.
3310 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3311 (print-rtl.o): Depend on cselib.h.
3312 (cselib.o): Depend on TREE_PASS_H.
3313 (var-tracking.o): Depend on cselib.h and TARGET_H.
3314 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3315 (init_ready_list): Skip boundary debug insns.
3316 (add_branch_dependences): Skip debug insns.
3317 (free_block_dependencies): Check for blocks with only debug insns.
3318 (compute_priorities): Likewise.
3319 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3320 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3322 (gimple_build_debug_bind_stat): New.
3323 (empty_body_p): Skip debug stmts.
3324 (gimple_has_side_effects): Likewise.
3325 (gimple_rhs_has_side_effects): Likewise.
3326 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3327 (gimple_build_debug_bind_stat): Declare.
3328 (gimple_build_debug_bind): Define.
3329 (is_gimple_debug): New.
3330 (gimple_debug_bind_p): New.
3331 (gimple_debug_bind_get_var): New.
3332 (gimple_debug_bind_get_value): New.
3333 (gimple_debug_bind_get_value_ptr): New.
3334 (gimple_debug_bind_set_var): New.
3335 (gimple_debug_bind_set_value): New.
3336 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3337 (gimple_debug_bind_reset_value): New.
3338 (gimple_debug_bind_has_value_p): New.
3339 (gsi_next_nondebug): New.
3340 (gsi_prev_nondebug): New.
3341 (gsi_start_nondebug_bb): New.
3342 (gsi_last_nondebug_bb): New.
3343 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3344 (print_insn): Handle DEBUG_INSN.
3345 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3346 of first insn prevail.
3347 (first_stmt): Skip debug stmts.
3348 (first_non_label_stmt): Likewise.
3349 (last_stmt): Likewise.
3350 (has_zero_uses_1): New.
3351 (single_imm_use_1): New.
3352 (verify_gimple_debug): New.
3353 (verify_types_in_gimple_stmt): Handle debug stmts.
3354 (verify_stmt): Likewise.
3355 (debug_loop_num): Skip debug stmts.
3356 (remove_edge_and_dominated_blocks): Remove dominators last.
3357 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3358 (linearize_expr): Likewise.
3359 * config/i386/i386.c (ix86_delegitimize_address): Call
3360 default implementation.
3361 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3362 (group_barrier_needed): Skip debug insns.
3363 (emit_insn_group_barriers): Likewise.
3364 (emit_all_insn_group_barriers): Likewise.
3365 (ia64_variable_issue): Handle debug insns.
3366 (ia64_dfa_new_cycle): Likewise.
3367 (final_emit_insn_group_barriers): Skip debug insns.
3368 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3369 def cfa without frame.
3370 (process_set): Likewise.
3371 (process_for_unwind_directive): Pass frame on.
3372 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3373 (rs6000_delegitimize_address): New.
3374 (rs6000_debug_adjust_cost): Handle debug insns.
3375 (is_microcoded_insn): Likewise.
3376 (is_cracked_insn): Likewise.
3377 (is_nonpipeline_insn): Likewise.
3378 (insn_must_be_first_in_group): Likewise.
3379 (insn_must_be_last_in_group): Likewise.
3380 (force_new_group): Likewise.
3381 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3382 contains only debug insns.
3383 (rtl_merge_blocks): Skip debug insns.
3384 (purge_dead_edges): Likewise.
3385 (rtl_block_ends_with_call_p): Skip debug insns.
3386 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3387 (mark_reg_dependencies): Skip debug insns.
3388 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3389 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3390 * tree-ssa-threadedge.c
3391 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3392 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3393 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3394 (copyprop_hardreg_forward_1): Handle debug insns.
3395 * reload1.c (reload): Skip debug insns. Replace unassigned
3396 pseudos in debug insns with their equivalences.
3397 (eliminate_regs_in_insn): Skip debug insns.
3398 (emit_input_reload_insns): Skip debug insns at first, adjust
3400 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3401 (get_indirect_ref_operands): Pass opf_no_vops on.
3402 (get_expr_operands): Likewise. Skip debug stmts.
3403 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3405 2009-09-01 Richard Henderson <rth@redhat.com>
3407 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3408 stmt_ends_pp_p statements at least once.
3409 * tree-vrp.c (vrp_initialize): Likewise.
3410 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3412 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3415 Fix AIX bootstrap after PR debug/30161
3416 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3417 that is a GNU extension.
3418 (tmpl_value_parm_die_table): Move the definition of this global
3419 outside #ifdef DWARF2_DEBUGGING_INFO region.
3421 2009-09-01 Richard Guenther <rguenther@suse.de>
3423 * tree.c (tree_expr_size): New function.
3424 * tree.h (tree_expr_size): Declare.
3425 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3426 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3427 * langhooks.c (lhd_expr_size): Remove.
3428 * langhooks.h (struct lang_hooks): Remove expr_size.
3429 * explow.c (expr_size): Use tree_expr_size.
3430 (int_expr_size): Likewise.
3431 * langhooks-def.h (lhd_expr_size): Remove.
3432 (LANG_HOOKS_EXPR_SIZE): Likewise.
3433 (LANG_HOOKS_INITIALIZER): Adjust.
3435 2009-09-01 Richard Guenther <rguenther@suse.de>
3437 * tree-flow.h (mark_addressable): Move declaration ...
3438 * tree.h (mark_addressable): ... here.
3439 * stmt.c (expand_asm_operands): Use mark_addressable, not
3440 lang_hooks.mark_addressable.
3441 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3442 LANG_HOOKS_MARK_ADDRESSABLE.
3443 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3444 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3446 2009-08-31 Chris Demetriou <cgd@google.com>
3448 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3449 vectorize if not TARGET_SSE2.
3451 2009-08-31 DJ Delorie <dj@redhat.com>
3453 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3454 registers if no coprocessor is enabled.
3456 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3459 * cgraph.h (cgraph_get_node): Declare ...
3460 * cgraph.c (cgraph_get_node): ... new function.
3461 * dwarf2out.c (gen_generic_params_dies,
3462 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3463 make_ith_pack_parameter_name,
3464 append_entry_to_tmpl_value_parm_die_table,
3465 gen_remaining_tmpl_value_param_die_attribute): New functions.
3466 (gen_subprogram_die): Generate debug info for template parameters
3467 if debug info level is higher than DINFO_LEVEL_TERSE.
3468 Use tree_add_const_value_attribute_for_decl instead of
3469 tree_add_const_value_attribute.
3470 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3471 instead of tree_add_const_value_attribute.
3472 (gen_struct_or_union_type_die): Generate debug
3473 info for template parameters if debug info level is higher than
3475 (tree_add_const_value_attribute): Handle integral and pointer
3476 constants. Update comment.
3477 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3478 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3479 (reference_to_unused): Fix thinko. Remove redundant predicates from
3481 (tree_add_const_value_attribute): Make this work for constant
3483 tree_add_const_value_attribute_for_decl is to be used for variable
3485 (add_location_or_const_value_attribute): Use
3486 tree_add_const_value_attribute_for_decl now.
3487 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3488 DW_TAG_template_value_param DIEs after function DIEs have been
3490 * langhooks.h (lang_hooks_for_types): Add
3491 get_argument_pack_elems.
3492 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3493 (lang_hooks): Added get_innermost_generic_parms,
3494 get_innermost_generic_args.
3495 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3496 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3497 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3498 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3500 2009-08-31 DJ Delorie <dj@redhat.com>
3502 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3503 it once we start generating the prologue or epilogue.
3504 (mep_call_saves_register): If the frame is locked, re-use
3506 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3507 (mep_expand_prologue): Call it.
3508 (mep_expand_epilogue): Likewise.
3509 (mep_start_function): Use the same logic as mep_expand_prologue.
3510 (mep_pass_by_reference): Make logic more readable.
3511 (mep_return_in_memory): Zero-sized objects are passed in memory.
3512 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3514 2009-08-31 Richard Guenther <rguenther@suse.de>
3516 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3517 to query if the memory regions for memmove overlap.
3518 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3519 asserts on pointers, instead deal with odd trees.
3520 (ptr_derefs_may_alias_p): Likewise.
3521 (refs_may_alias_p_1): Constructor bases also never alias.
3523 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3525 * doc/install.texi (Final install): Adjust reference on where to
3526 order printed manuals.
3528 2009-08-30 Olivier Hainque <hainque@adacore.com>
3530 * dwarf2out.c (switch_to_frame_table_section): Move
3531 definition prior to first use.
3533 2009-08-30 Richard Guenther <rguenther@suse.de>
3535 PR tree-optimization/41186
3536 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3537 (ao_ref_init_from_ptr_and_size): New function.
3538 (ref_maybe_used_by_call_p_1): Be more precise tracking
3539 used ranges for builtin functions.
3540 (ref_maybe_used_by_call_p): Adjust.
3541 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3542 ranges for builtin functions.
3543 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3545 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3548 * fwprop.c (get_reg_use_in): Delete.
3549 (free_load_extend): New function.
3550 (forward_propagate_subreg): Use it.
3552 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3554 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3556 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3559 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3562 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3564 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3565 fini or fini_array section.
3567 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3569 * graphite-dependences.c (graphite_legal_transform_bb): Call
3570 pbb_remove_duplicate_pdrs.
3571 * graphite-poly.c (can_collapse_pdr): Removed.
3572 (pdr_find_duplicate): Removed.
3573 (can_collapse_pdrs): New.
3574 (pbb_remove_duplicate_pdrs): New.
3575 (new_poly_dr): Do not look for duplicates.
3576 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3577 (PBB_PDR_DUPLICATES_REMOVED): New.
3578 (pbb_remove_duplicate_pdrs): Declared.
3580 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3582 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3583 the strides by multiplying by PDR_NB_REFS.
3584 * graphite-poly.c (can_collapse_pdr): New.
3585 (pdr_find_duplicate): New.
3586 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3587 Initialize PDR_NB_REFS.
3588 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3590 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3592 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3595 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3598 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3600 * graphite-dependences.c (pddr_original_scattering): Return NULL
3601 for read-read dependence relations.
3602 * graphite-poly.h (enum poly_dr_type): Fix comment.
3605 (pdr_may_write_p): New.
3607 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3609 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3610 (struct poly_dr): Same.
3611 (new_poly_dr): Same.
3612 * graphite-poly.c (new_poly_dr): Same.
3613 * graphite-dependences.c (dot_deps): Disable call to system.
3615 2009-08-28 Cary Coutant <ccoutant@google.com>
3618 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3619 struct/union/enum types local to a function.
3621 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3622 Sebastian Pop <sebastian.pop@amd.com>
3624 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3625 pbb_strip_mine_time_depth. Changed the implementation so that
3626 transformation is expressed as a transformation on
3627 time (scatttering) dimensions. Also, ensures that the 2d+1
3628 scheduling format is preserved.
3629 (pbb_strip_mine_profitable_p): Profitability is based on the
3630 iteration number of a given time (scattering) dimension,
3631 and not on a original loop depth dimension.
3632 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3633 (pbb_do_strip_mine): Call psct_dynamic_dim.
3634 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3635 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3636 (pbb_nb_dynamic_scattering_transform): New.
3637 (psct_dynamic_dim): New.
3639 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3641 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3642 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3643 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3644 * graphite-interchange.c (build_linearized_memory_access): Same.
3645 (memory_stride_in_loop): Same.
3647 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3649 * graphite-dependences.c (pddr_original_scattering): New.
3650 (graphite_legal_transform_dr): Call pddr_original_scattering.
3653 * graphite-dependences.h (dot_deps): Declared.
3654 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3655 (print_pdr): Print PDR_ID.
3656 * graphite-poly.h (struct poly_dr): Add field id.
3659 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3661 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3663 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3664 not delete the original dependence relation.
3666 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3668 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3669 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3670 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3671 (free_poly_ddr): New.
3672 (pddr_is_empty): New.
3673 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3674 (dependence_polyhedron): Same. Remove useless gcc_assert.
3676 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3677 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3678 * graphite-dependences.h (enum poly_dependence_kind): New.
3679 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3680 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3681 (PDRP_SINK): Renamed PDDR_SINK.
3682 (PDRP_DDP): Renamed PDDR_DDP.
3684 (free_poly_ddr): Declared.
3685 * graphite-poly.c (new_scop): Use the new hash function names.
3686 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3687 into original_pddrs.
3688 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3690 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3692 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3693 bounds with LT_EXPR to make niter analysis more precise on code
3694 generated by Graphite.
3696 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3698 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3699 (graphite_legal_transform_bb): Same.
3700 (poly_drs_may_alias_p): Same.
3702 2009-08-28 Richard Guenther <rguenther@suse.de>
3704 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3706 2009-08-28 Jan Beulich <jbeulich@novell.com>
3708 * config/i386/netware.c: Include langhooks.h.
3709 (i386_nlm_encode_section_info): Simplify.
3710 (netware_override_options): Delete.
3711 * config/i386/netware.h (netware_override_options): Delete
3713 (OVERRIDE_OPTIONS): Delete definition.
3714 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3715 (ASM_COMMENT_START): Define.
3716 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3718 2009-08-28 Jan Beulich <jbeulich@novell.com>
3720 * configure.ac: For in-tree ld, do a plain version check to
3721 determine whether comdat groups are supported.
3722 * configure: Regenerate.
3724 2009-08-28 Olivier Hainque <hainque@adacore.com>
3726 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3727 always defined. Reflect definition or absence of such for
3728 COLLECT_EXPORT_LIST. Readability helper.
3729 (scanfilter): New enum, to help control what symbols
3730 are to be considered or ignored by scan_prog_file.
3731 (enum pass): Rename as "scanpass", moved together with scanfilter
3732 prior to scan_prog_file's prototype.
3733 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3734 Group prototype with the scanpass/scanfilter definitions, factorize
3735 head comments for the several implementations at the prototype.
3736 (main): Reorganize the first pass link control to let AIX
3737 drag only the needed frame tables in executables. Prevent
3738 frame tables collection during the scan aimed at static ctors.
3739 Pre-link and scan for frame tables later to compensate.
3740 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3741 A C statement to issue assembly directives that create a reference
3742 to the given DWARF table identifier label from the current function
3744 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3745 to differentiate first time section entry. Only emit a .data
3746 tables start identifier label the first time around.
3747 (switch_to_frame_table_section): New function. Helper for
3748 output_call_frame_info to switch possibly BACK into the eh_frame
3749 or the debug_frame section depending on FOR_EH.
3750 (output_call_frame_info): Use helper to first enter the proper
3752 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3753 emit a link to the frame table start label from each function
3755 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3756 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3757 * config/rs6000/rs6000-protos.h: Declare it.
3758 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3760 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3762 * config/sh/sh.c (split_branches): Check the result of
3765 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3767 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3768 using -pthread -fopenmp
3770 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3772 * doc/service.texi (service directory): Update URL.
3774 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3776 PR rtl-optimization/40861
3777 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3778 extract word from a multi-word subreg for negative byte positions.
3780 2009-08-27 Tristan Gingold <gingold@adacore.com>
3781 Douglas B Rupp <rupp@gnat.com>
3783 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3784 (SECTION_VMS_OVERLAY): Define.
3785 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3787 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3789 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3790 common_object declarations.
3791 (ia64_section_type_flags): Set section flag for common_object.
3792 * config/ia64/ia64-protos.h
3793 (ia64_vms_output_aligned_decl_common): Declare.
3794 (ia64_vms_elf_asm_named_section): Declare.
3796 2009-08-27 Michael Matz <matz@suse.de>
3798 * expr.c (expand_expr_real_2): New function taking exploded
3799 unary or binary expression, split out from ...
3800 (expand_expr_real_1): ... here. Move over all unary/binary
3801 switch parts to above function, in particular these codes:
3802 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3803 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3804 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3805 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3806 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3807 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3808 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3809 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3810 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3811 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3812 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3813 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3814 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3815 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3816 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3817 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3818 VEC_PACK_FIX_TRUNC_EXPR.
3819 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3822 2009-08-27 Richard Guenther <rguenther@suse.de>
3824 * gengtype.c (main): Handle uint64_t.
3825 * ipa-utils.c (get_base_var): Indent properly.
3826 * tree-ssa-live.c (debug_scope_block): New function.
3827 * tree-flow.h (debug_scope_block): Declare.
3828 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3829 * basic-block.h (enum profile_status): Rename to
3830 enum profile_status_d.
3831 (x_profile_status): Adjust type.
3833 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3836 * dwarf2out.c (get_context_die): Declare this static function.
3837 (gen_type_die_with_usage): Make sure a DIE is a generated for
3838 the context of a typedef.
3840 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3842 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3845 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3847 * config/mips/mips-protos.h (mips_output_sync): Declare.
3848 (mips_sync_loop_insns): Likewise.
3849 (mips_output_sync_loop): Replace first two parameters with an rtx.
3850 * config/mips/mips.c (mips_multi_member): New structure.
3851 (mips_multi_members): New variable.
3852 (mips_multi_start): New function.
3853 (mips_multi_add): Likewise.
3854 (mips_multi_add_insn): Likewise.
3855 (mips_multi_add_label): Likewise.
3856 (mips_multi_last_index): Likewise.
3857 (mips_multi_copy_insn): Likewise.
3858 (mips_multi_set_operand): Likewise.
3859 (mips_multi_write): Likewise.
3860 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3861 (mips_init_print_operand_punct): Update accordingly.
3862 (mips_start_ll_sc_sync_block): New function.
3863 (mips_end_ll_sc_sync_block): Likewise.
3864 (mips_output_sync): Likewise.
3865 (mips_sync_insn1_template): Likewise.
3866 (mips_sync_insn2_template): Likewise.
3867 (mips_get_sync_operand): Likewise.
3868 (mips_process_sync_loop): Likewise.
3869 (mips_output_sync_loop): Use mips_process_sync_loop.
3870 (mips_sync_loop_insns): New function.
3871 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3872 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3873 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3874 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3875 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3876 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3877 (MIPS_SYNC_OLD_OP_12): Likewise.
3878 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3879 (MIPS_SYNC_NEW_OP_12): Likewise.
3880 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3881 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3882 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3883 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3884 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3885 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3886 * config/mips/mips.md (sync_mem): New attribute.
3887 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3888 (sync_exclusive_mask, sync_required_oldval): Likewise.
3889 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3890 (sync_release_barrier): Likewise.
3891 (length): Handle sync loops.
3892 (sync): Use mips_output_sync.
3893 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3894 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3895 and use mips_output_sync_loop.
3896 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3897 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3898 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3899 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3900 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3901 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3902 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3903 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3904 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3906 2009-08-26 Richard Guenther <rguenther@suse.de>
3909 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3910 the types to not match.
3911 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3913 * tree-ssa.c (useless_type_conversion_p): Conversions to
3914 pointers to unprototyped functions are useless.
3916 2009-08-26 Richard Guenther <rguenther@suse.de>
3918 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3919 whole-program condition, prepare to be called for non-globals.
3920 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3921 params build a representative with known type and track its fields.
3923 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3925 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3926 clearing by a taken branch.
3927 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3928 effectively after bbro pass.
3929 (sync_nand<mode>): Ditto.
3930 (sync_old_<fetchop_name><mode>): Ditto.
3931 (sync_old_nand<mode>): Ditto.
3932 (sync_new_<fetchop_name><mode>): Dito.
3933 (sync_new_nand<mode>): Ditto.
3934 (sync_compare_and_swap<mode>_1): Ditto.
3935 (*sync_compare_and_swap<mode>): Ditto.
3936 (sync_lock_test_and_set<mode>_1): Ditto.
3937 ("sync_lock_test_and_set<mode>): Ditto.
3939 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3941 * hwint.h (HOST_LONG_FORMAT): New macro
3942 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3943 Use HOST_PTR_PRINTF.
3944 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3945 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3946 (HOST_PTR_PRINTF): Document.
3948 2009-08-25 Jan Hubicka <jh@suse.cz>
3950 * config/i386/bmmintrin.h: Replace by #error.
3953 Michael Meissner <michael.meissner@amd.com>
3954 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3955 Tony Linthicum <tony.linthicum@amd.com>
3957 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3958 (TARGET_ROUND): New macro for the round/ptest instructions which
3959 are shared between SSE4.1 and SSE5.
3960 (OPTION_MASK_ISA_ROUND): Ditto.
3961 (OPTION_ISA_ROUND): Ditto.
3962 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3963 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3965 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3966 (-mfused-madd): New switch to give users control over whether the
3967 compiler optimizes to use the multiply/add SSE5 instructions.
3969 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3970 (ix86_handle_option): Turn off 3dnow if -msse5.
3971 (override_options): Add SSE5 support.
3972 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3974 (ix86_expand_sse_movcc): Add SSE5 support.
3975 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3976 vector type to the next largest size.
3977 (ix86_expand_sse5_pack): New function to use pperm to pack a
3978 vector type to the next smallest size.
3979 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3980 (IX86_BUILTIN_FMADDSD): Ditto.
3981 (IX86_BUILTIN_FMADDPS): Ditto.
3982 (IX86_BUILTIN_FMADDPD): Ditto.
3983 (IX86_BUILTIN_FMSUBSS): Ditto.
3984 (IX86_BUILTIN_FMSUBSD): Ditto.
3985 (IX86_BUILTIN_FMSUBPS): Ditto.
3986 (IX86_BUILTIN_FMSUBPD): Ditto.
3987 (IX86_BUILTIN_FNMADDSS): Ditto.
3988 (IX86_BUILTIN_FNMADDSD): Ditto.
3989 (IX86_BUILTIN_FNMADDPS): Ditto.
3990 (IX86_BUILTIN_FNMADDPD): Ditto.
3991 (IX86_BUILTIN_FNMSUBSS): Ditto.
3992 (IX86_BUILTIN_FNMSUBSD): Ditto.
3993 (IX86_BUILTIN_FNMSUBPS): Ditto.
3994 (IX86_BUILTIN_FNMSUBPD): Ditto.
3995 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3996 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3997 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3998 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3999 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4000 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4001 (IX86_BUILTIN_PPERM): Ditto.
4002 (IX86_BUILTIN_PERMPS): Ditto.
4003 (IX86_BUILTIN_PERMPD): Ditto.
4004 (IX86_BUILTIN_PMACSSWW): Ditto.
4005 (IX86_BUILTIN_PMACSWW): Ditto.
4006 (IX86_BUILTIN_PMACSSWD): Ditto.
4007 (IX86_BUILTIN_PMACSWD): Ditto.
4008 (IX86_BUILTIN_PMACSSDD): Ditto.
4009 (IX86_BUILTIN_PMACSDD): Ditto.
4010 (IX86_BUILTIN_PMACSSDQL): Ditto.
4011 (IX86_BUILTIN_PMACSSDQH): Ditto.
4012 (IX86_BUILTIN_PMACSDQL): Ditto.
4013 (IX86_BUILTIN_PMACSDQH): Ditto.
4014 (IX86_BUILTIN_PMADCSSWD): Ditto.
4015 (IX86_BUILTIN_PMADCSWD): Ditto.
4016 (IX86_BUILTIN_PHADDBW): Ditto.
4017 (IX86_BUILTIN_PHADDBD): Ditto.
4018 (IX86_BUILTIN_PHADDBQ): Ditto.
4019 (IX86_BUILTIN_PHADDWD): Ditto.
4020 (IX86_BUILTIN_PHADDWQ): Ditto.
4021 (IX86_BUILTIN_PHADDDQ): Ditto.
4022 (IX86_BUILTIN_PHADDUBW): Ditto.
4023 (IX86_BUILTIN_PHADDUBD): Ditto.
4024 (IX86_BUILTIN_PHADDUBQ): Ditto.
4025 (IX86_BUILTIN_PHADDUWD): Ditto.
4026 (IX86_BUILTIN_PHADDUWQ): Ditto.
4027 (IX86_BUILTIN_PHADDUDQ): Ditto.
4028 (IX86_BUILTIN_PHSUBBW): Ditto.
4029 (IX86_BUILTIN_PHSUBWD): Ditto.
4030 (IX86_BUILTIN_PHSUBDQ): Ditto.
4031 (IX86_BUILTIN_PROTB): Ditto.
4032 (IX86_BUILTIN_PROTW): Ditto.
4033 (IX86_BUILTIN_PROTD): Ditto.
4034 (IX86_BUILTIN_PROTQ): Ditto.
4035 (IX86_BUILTIN_PROTB_IMM): Ditto.
4036 (IX86_BUILTIN_PROTW_IMM): Ditto.
4037 (IX86_BUILTIN_PROTD_IMM): Ditto.
4038 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4039 (IX86_BUILTIN_PSHLB): Ditto.
4040 (IX86_BUILTIN_PSHLW): Ditto.
4041 (IX86_BUILTIN_PSHLD): Ditto.
4042 (IX86_BUILTIN_PSHLQ): Ditto.
4043 (IX86_BUILTIN_PSHAB): Ditto.
4044 (IX86_BUILTIN_PSHAW): Ditto.
4045 (IX86_BUILTIN_PSHAD): Ditto.
4046 (IX86_BUILTIN_PSHAQ): Ditto.
4047 (IX86_BUILTIN_FRCZSS): Ditto.
4048 (IX86_BUILTIN_FRCZSD): Ditto.
4049 (IX86_BUILTIN_FRCZPS): Ditto.
4050 (IX86_BUILTIN_FRCZPD): Ditto.
4051 (IX86_BUILTIN_CVTPH2PS): Ditto.
4052 (IX86_BUILTIN_CVTPS2PH): Ditto.
4053 (IX86_BUILTIN_COMEQSS): Ditto.
4054 (IX86_BUILTIN_COMNESS): Ditto.
4055 (IX86_BUILTIN_COMLTSS): Ditto.
4056 (IX86_BUILTIN_COMLESS): Ditto.
4057 (IX86_BUILTIN_COMGTSS): Ditto.
4058 (IX86_BUILTIN_COMGESS): Ditto.
4059 (IX86_BUILTIN_COMUEQSS): Ditto.
4060 (IX86_BUILTIN_COMUNESS): Ditto.
4061 (IX86_BUILTIN_COMULTSS): Ditto.
4062 (IX86_BUILTIN_COMULESS): Ditto.
4063 (IX86_BUILTIN_COMUGTSS): Ditto.
4064 (IX86_BUILTIN_COMUGESS): Ditto.
4065 (IX86_BUILTIN_COMORDSS): Ditto.
4066 (IX86_BUILTIN_COMUNORDSS): Ditto.
4067 (IX86_BUILTIN_COMFALSESS): Ditto.
4068 (IX86_BUILTIN_COMTRUESS): Ditto.
4069 (IX86_BUILTIN_COMEQSD): Ditto.
4070 (IX86_BUILTIN_COMNESD): Ditto.
4071 (IX86_BUILTIN_COMLTSD): Ditto.
4072 (IX86_BUILTIN_COMLESD): Ditto.
4073 (IX86_BUILTIN_COMGTSD): Ditto.
4074 (IX86_BUILTIN_COMGESD): Ditto.
4075 (IX86_BUILTIN_COMUEQSD): Ditto.
4076 (IX86_BUILTIN_COMUNESD): Ditto.
4077 (IX86_BUILTIN_COMULTSD): Ditto.
4078 (IX86_BUILTIN_COMULESD): Ditto.
4079 (IX86_BUILTIN_COMUGTSD): Ditto.
4080 (IX86_BUILTIN_COMUGESD): Ditto.
4081 (IX86_BUILTIN_COMORDSD): Ditto.
4082 (IX86_BUILTIN_COMUNORDSD): Ditto.
4083 (IX86_BUILTIN_COMFALSESD): Ditto.
4084 (IX86_BUILTIN_COMTRUESD): Ditto.
4085 (IX86_BUILTIN_COMEQPS): Ditto.
4086 (IX86_BUILTIN_COMNEPS): Ditto.
4087 (IX86_BUILTIN_COMLTPS): Ditto.
4088 (IX86_BUILTIN_COMLEPS): Ditto.
4089 (IX86_BUILTIN_COMGTPS): Ditto.
4090 (IX86_BUILTIN_COMGEPS): Ditto.
4091 (IX86_BUILTIN_COMUEQPS): Ditto.
4092 (IX86_BUILTIN_COMUNEPS): Ditto.
4093 (IX86_BUILTIN_COMULTPS): Ditto.
4094 (IX86_BUILTIN_COMULEPS): Ditto.
4095 (IX86_BUILTIN_COMUGTPS): Ditto.
4096 (IX86_BUILTIN_COMUGEPS): Ditto.
4097 (IX86_BUILTIN_COMORDPS): Ditto.
4098 (IX86_BUILTIN_COMUNORDPS): Ditto.
4099 (IX86_BUILTIN_COMFALSEPS): Ditto.
4100 (IX86_BUILTIN_COMTRUEPS): Ditto.
4101 (IX86_BUILTIN_COMEQPD): Ditto.
4102 (IX86_BUILTIN_COMNEPD): Ditto.
4103 (IX86_BUILTIN_COMLTPD): Ditto.
4104 (IX86_BUILTIN_COMLEPD): Ditto.
4105 (IX86_BUILTIN_COMGTPD): Ditto.
4106 (IX86_BUILTIN_COMGEPD): Ditto.
4107 (IX86_BUILTIN_COMUEQPD): Ditto.
4108 (IX86_BUILTIN_COMUNEPD): Ditto.
4109 (IX86_BUILTIN_COMULTPD): Ditto.
4110 (IX86_BUILTIN_COMULEPD): Ditto.
4111 (IX86_BUILTIN_COMUGTPD): Ditto.
4112 (IX86_BUILTIN_COMUGEPD): Ditto.
4113 (IX86_BUILTIN_COMORDPD): Ditto.
4114 (IX86_BUILTIN_COMUNORDPD): Ditto.
4115 (IX86_BUILTIN_COMFALSEPD): Ditto.
4116 (IX86_BUILTIN_COMTRUEPD): Ditto.
4117 (IX86_BUILTIN_PCOMEQUB): Ditto.
4118 (IX86_BUILTIN_PCOMNEUB): Ditto.
4119 (IX86_BUILTIN_PCOMLTUB): Ditto.
4120 (IX86_BUILTIN_PCOMLEUB): Ditto.
4121 (IX86_BUILTIN_PCOMGTUB): Ditto.
4122 (IX86_BUILTIN_PCOMGEUB): Ditto.
4123 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4124 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4125 (IX86_BUILTIN_PCOMEQUW): Ditto.
4126 (IX86_BUILTIN_PCOMNEUW): Ditto.
4127 (IX86_BUILTIN_PCOMLTUW): Ditto.
4128 (IX86_BUILTIN_PCOMLEUW): Ditto.
4129 (IX86_BUILTIN_PCOMGTUW): Ditto.
4130 (IX86_BUILTIN_PCOMGEUW): Ditto.
4131 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4132 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4133 (IX86_BUILTIN_PCOMEQUD): Ditto.
4134 (IX86_BUILTIN_PCOMNEUD): Ditto.
4135 (IX86_BUILTIN_PCOMLTUD): Ditto.
4136 (IX86_BUILTIN_PCOMLEUD): Ditto.
4137 (IX86_BUILTIN_PCOMGTUD): Ditto.
4138 (IX86_BUILTIN_PCOMGEUD): Ditto.
4139 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4140 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4141 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4142 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4143 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4144 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4145 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4146 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4147 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4148 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4149 (IX86_BUILTIN_PCOMEQB): Ditto.
4150 (IX86_BUILTIN_PCOMNEB): Ditto.
4151 (IX86_BUILTIN_PCOMLTB): Ditto.
4152 (IX86_BUILTIN_PCOMLEB): Ditto.
4153 (IX86_BUILTIN_PCOMGTB): Ditto.
4154 (IX86_BUILTIN_PCOMGEB): Ditto.
4155 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4156 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4157 (IX86_BUILTIN_PCOMEQW): Ditto.
4158 (IX86_BUILTIN_PCOMNEW): Ditto.
4159 (IX86_BUILTIN_PCOMLTW): Ditto.
4160 (IX86_BUILTIN_PCOMLEW): Ditto.
4161 (IX86_BUILTIN_PCOMGTW): Ditto.
4162 (IX86_BUILTIN_PCOMGEW): Ditto.
4163 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4164 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4165 (IX86_BUILTIN_PCOMEQD): Ditto.
4166 (IX86_BUILTIN_PCOMNED): Ditto.
4167 (IX86_BUILTIN_PCOMLTD): Ditto.
4168 (IX86_BUILTIN_PCOMLED): Ditto.
4169 (IX86_BUILTIN_PCOMGTD): Ditto.
4170 (IX86_BUILTIN_PCOMGED): Ditto.
4171 (IX86_BUILTIN_PCOMFALSED): Ditto.
4172 (IX86_BUILTIN_PCOMTRUED): Ditto.
4173 (IX86_BUILTIN_PCOMEQQ): Ditto.
4174 (IX86_BUILTIN_PCOMNEQ): Ditto.
4175 (IX86_BUILTIN_PCOMLTQ): Ditto.
4176 (IX86_BUILTIN_PCOMLEQ): Ditto.
4177 (IX86_BUILTIN_PCOMGTQ): Ditto.
4178 (IX86_BUILTIN_PCOMGEQ): Ditto.
4179 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4180 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4181 (enum multi_arg_type): New enum for describing the various SSE5
4182 intrinsic argument types.
4183 (bdesc_multi_arg): New table for SSE5 intrinsics.
4184 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4185 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4187 (ix86_expand_builtin): Add SSE5 intrinsic support.
4188 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4189 operand instructions.
4190 (ix86_expand_sse5_multiple_memory): New function to split the
4191 second memory reference from SSE5 instructions.
4192 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4193 (ix86_return_pops_args): Use stdarg_p to determine if the function
4194 has variable arguments.
4195 (ix86_setup_incoming_varargs): Ditto.
4196 (x86_this_parameter): Ditto.
4198 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4200 (ix86_expand_sse5_pack): Ditto.
4201 (ix86_sse5_valid_op_p): Ditto.
4202 (ix86_expand_sse5_multiple_memory): Ditto.
4204 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4205 constant for SSE5 support.
4206 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4207 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4208 (UNSPEC_SSE5_PERMUTE): Ditto.
4209 (UNSPEC_SSE5_ASHIFT): Ditto.
4210 (UNSPEC_SSE5_LSHIFT): Ditto.
4211 (UNSPEC_FRCZ): Ditto.
4212 (UNSPEC_CVTPH2PS): Ditto.
4213 (UNSPEC_CVTPS2PH): Ditto.
4214 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4216 (COM_FALSE_S): Ditto.
4217 (COM_FALSE_P): Ditto.
4218 (COM_TRUE_S): Ditto.
4219 (COM_TRUE_P): Ditto.
4220 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4221 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4223 (memory attribute): Ditto.
4224 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4225 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4226 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4227 (floor<mode>2): Ditto.
4228 (ceil<mode>2): Ditto.
4229 (btrunc<mode>2): Ditto.
4230 (nearbyintdf2): Ditto.
4231 (nearbyintsf2): Ditto.
4232 (sse_setccsf): Disable if SSE5.
4233 (sse_setccdf): Ditto.
4234 (sse5_setcc<mode>): New support for SSE5 conditional move.
4235 (sse5_pcmov_<mode>): Ditto.
4237 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4239 (SSEMODEF2P): Ditto.
4240 (ssemodesuffixf4): New mode attribute for SSE5.
4241 (ssemodesuffixf2s): Ditto.
4242 (ssemodesuffixf2c): Ditto.
4243 (sserotatemax): Ditto.
4244 (ssescalarmode): Ditto.
4245 (sse_maskcmpv4sf3): Disable if SSE5.
4246 (sse_maskcmpv2df3): Ditto.
4247 (sse_vmmaskcmpv4sf3): Ditto.
4248 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4249 (sse5_vmfmadd<mode>4): Ditto.
4250 (sse5_fmsub<mode>4): Ditto.
4251 (sse5_vmfmsub<mode>4): Ditto.
4252 (sse5_fnmadd<mode>4): Ditto.
4253 (sse5_vmfnmadd<mode>4): Ditto.
4254 (sse5_fnmsub<mode>4): Ditto.
4255 (sse5_vmfnmsub<mode>4): Ditto.
4256 (sse5i_fmadd<mode>4): Ditto.
4257 (sse5i_fmsub<mode>4): Ditto.
4258 (sse5i_fnmadd<mode>4): Ditto.
4259 (sse5i_fnmsub<mode>4): Ditto.
4260 (sse5i_vmfmadd<mode>4): Ditto.
4261 (sse5i_vmfmsub<mode>4): Ditto.
4262 (sse5i_vmfnmadd<mode>4): Ditto.
4263 (sse5i_vmfnmsub<mode>4): Ditto.
4264 (mulv16qi3): Add SSE5 support.
4266 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4267 (sse2_mulv4si3): Disable if SSE5.
4268 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4269 (sse4_1_roundps): Ditto.
4270 (sse4_1_roundsd): Ditto.
4271 (sse4_1_roundss): Ditto.
4272 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4274 (sse_maskcmpsf3): Ditto.
4275 (sse_vmmaskcmpv4sf3): Ditto.
4276 (sse2_maskcmpv2df3): Ditto.
4277 (sse2_maskcmpdf3): Ditto.
4278 (sse2_vmmaskcmpv2df3): Ditto.
4279 (sse2_eq<mode>3): Ditto.
4280 (sse2_gt<mode>3): Ditto.
4281 (sse5_pcmov_<mode>): Add SSE5 support.
4282 (vec_unpacku_hi_v16qi): Ditto.
4283 (vec_unpacks_hi_v16qi): Ditto.
4284 (vec_unpacku_lo_v16qi): Ditto.
4285 (vec_unpacks_lo_v16qi): Ditto.
4286 (vec_unpacku_hi_v8hi): Ditto.
4287 (vec_unpacks_hi_v8hi): Ditto.
4288 (vec_unpacku_lo_v8hi): Ditto.
4289 (vec_unpacks_lo_v8hi): Ditto.
4290 (vec_unpacku_hi_v4si): Ditto.
4291 (vec_unpacks_hi_v4si): Ditto.
4292 (vec_unpacku_lo_v4si): Ditto.
4293 (vec_unpacks_lo_v4si): Ditto.
4294 (sse5_pmacsww): New SSE5 intrinsic insn.
4295 (sse5_pmacssww): Ditto.
4296 (sse5_pmacsdd): Ditto.
4297 (sse5_pmacssdd): Ditto.
4298 (sse5_pmacssdql): Ditto.
4299 (sse5_pmacssdqh): Ditto.
4300 (sse5_pmacsdqh): Ditto.
4301 (sse5_pmacsswd): Ditto.
4302 (sse5_pmacswd): Ditto.
4303 (sse5_pmadcsswd): Ditto.
4304 (sse5_pmadcswd): Ditto.
4305 (sse5_pcmov_<move>): Conditional move support on SSE5.
4306 (sse5_phaddbw): New SSE5 intrinsic insn.
4307 (sse5_phaddbd): Ditto.
4308 (sse5_phaddbq): Ditto.
4309 (sse5_phaddwd): Ditto.
4310 (sse5_phaddwq): Ditto.
4311 (sse5_phadddq): Ditto.
4312 (sse5_phaddubw): Ditto.
4313 (sse5_phaddubd): Ditto.
4314 (sse5_phaddubq): Ditto.
4315 (sse5_phadduwd): Ditto.
4316 (sse5_phadduwq): Ditto.
4317 (sse5_phaddudq): Ditto.
4318 (sse5_phsubbw): Ditto.
4319 (sse5_phsubwd): Ditto.
4320 (sse5_phsubdq): Ditto.
4321 (sse5_pperm): Ditto.
4322 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4323 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4324 (sse5_pperm_sign_v8hi_v4si): Ditto.
4325 (sse5_pperm_zero_v8hi_v4si): Ditto.
4326 (sse5_pperm_sign_v4si_v2di): Ditto.
4327 (sse5_pperm_sign_v4si_v2di): Ditto.
4328 (sse5_pperm_pack_v2di_v4si): Ditto.
4329 (sse5_pperm_pack_v4si_v8hi): Ditto.
4330 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4331 (sse5_perm<mode>): New SSE5 intrinsic insn.
4332 (rotl<mode>3): Ditto.
4333 (sse5_rotl<mode>3): Ditto.
4334 (sse5_ashl<mode>3): Ditto.
4335 (sse5_lshl<mode>3): Ditto.
4336 (sse5_frcz<mode>2): Ditto.
4337 (sse5s_frcz<mode>2): Ditto.
4338 (sse5_cvtph2ps): Ditto.
4339 (sse5_cvtps2ph): Ditto.
4340 (sse5_vmmaskcmp<mode>3): Ditto.
4341 (sse5_com_tf<mode>3): Ditto.
4342 (sse5_maskcmp<mode>3): Ditto.
4343 (sse5_maskcmp_uns<mode>3): Ditto.
4344 (sse5_maskcmp_uns2<mode>3): Ditto.
4345 (sse5_pcom_tf<mode>3): Ditto.
4347 * config/i386/predicates.md (sse5_comparison_float_operator):
4348 New predicate to match the comparison operators supported by
4349 the SSE5 com instruction.
4350 (ix86_comparison_int_operator): New predicate to match just the
4351 signed int comparisons.
4352 (ix86_comparison_uns_operator): New predicate to match just the
4353 unsigned int comparisons.
4355 * doc/invoke.texi (-msse5): Add documentation.
4356 (-mfused-madd): Ditto.
4358 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4360 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4362 (x86_64-*-*): Ditto.
4364 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4366 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4367 intrinisics for SSE5.
4369 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4372 * config/i386/mmintrin-common.h: New file, to contain common
4373 instructions between SSE4.1 and SSE5.
4375 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4376 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4377 (gen_regparm_prefix): Ditto.
4379 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4380 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4381 prototype_p to determine if a function is prototyped.
4383 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4385 * c-common.c (c_common_reswords) add the alignof keyword,
4386 with same RID as __alignof and __alignof__
4388 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4390 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4391 * hooks.c (hook_bool_const_int_const_int_true): New function.
4392 * target.h (struct gcc_target): Add can_eliminate field.
4393 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4394 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4395 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4396 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4397 (elim_table): Revise comment.
4398 * system.h (CAN_ELIMINATE): Poison.
4399 * defaults.h (CAN_ELIMINATE): Remove.
4400 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4402 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4403 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4405 (alpha_vms_can_eliminate): Declare as static, change return type to
4407 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4409 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4410 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4411 (arm_can_eliminate): New function.
4413 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4414 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4415 (avr_can_eliminate): Declare as static.
4416 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4418 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4419 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4420 (bfin_can_eliminate): New function.
4422 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4423 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4424 (crx_can_eliminate): New function.
4426 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4427 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4428 (fr30_can_eliminate): New function.
4430 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4431 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4432 (frv_can_eliminate): New function.
4434 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4435 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4436 (h8300_can_eliminate): New function.
4438 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4439 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4440 (i386_can_eliminate): Declare as static, change return type to bool.
4441 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4443 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4444 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4445 (ia64_can_eliminate): New function.
4447 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4448 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4449 (iq2000_can_eliminate): New function.
4451 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4452 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4453 (m32r_can_eliminate): New function.
4455 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4456 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4457 (m68hc11_can_eliminate): New function.
4459 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4460 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4461 (m68k_can_eliminate): New function.
4463 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4464 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4465 (mep_can_eliminate): New function.
4467 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4468 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4469 (mips_can_eliminate): New function.
4471 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4472 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4473 (rs6000_can_eliminate): New function.
4475 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4476 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4477 (s390_can_eliminate): Declare as static.
4478 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4480 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4481 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4482 (score_can_eliminate): New function.
4484 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4485 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4486 (sparc_can_eliminate): Declare as static.
4487 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4489 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4490 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4491 (xstormy16_can_eliminate): New function.
4493 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4494 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4495 (v850_can_eliminate): New function.
4497 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4499 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4500 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4501 (*movdfcc_ext[1234]): Disable for IEEE mode.
4503 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4505 * gimplify.c (prepare_gimple_addressable): New static function.
4506 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4508 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4509 manually fiddling with it.
4511 2009-08-25 Michael Matz <matz@suse.de>
4513 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4514 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4516 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4517 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4518 (do_jump): Split out code for simple binary comparisons into ...
4519 (do_jump_1): ... this, taking the individual operands and code.
4520 Change callers to helper function above accordingly.
4521 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4524 2009-08-25 Michael Matz <matz@suse.de>
4526 * expr.h (struct separate_ops, sepops): New type for passing
4527 around an exploded simple expression.
4528 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4529 Use this structure instead of expression tree.
4530 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4531 expression, only its type.
4532 (expand_vec_cond_expr): Take type and individual operands instead
4534 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4535 expand_vec_shift_expr): Change prototype accordingly.
4536 * tree-vect-stmts.c (vectorizable_condition): Change call of
4537 expand_vec_cond_expr_p to pass only type.
4538 * expr.c (do_store_flags): Change prototype and implementation
4539 to take an exploded expression.
4540 (expand_expr_real_1): New local ops initialized with details
4541 of the full expression. Use it instead of full
4542 expression in calls to do_store_flags, expand_vec_cond_expr,
4543 expand_widen_pattern_expr and expand_vec_shift_expr.
4545 2009-08-25 Michael Matz <matz@suse.de>
4547 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4548 treeop2 initialized with first three operands of the full expression.
4549 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4551 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4553 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4554 (__gthread_objc_condition_allocate): Mark arguments as unused.
4555 (__gthread_objc_condition_deallocate): Likewise.
4556 (__gthread_objc_condition_wait): Likewise.
4557 (__gthread_objc_condition_broadcast): Likewise.
4558 (__gthread_objc_condition_signal): Likewise.
4559 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4560 (__gthread_objc_thread_id): Likewise.
4562 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4565 * tree-pretty-print.c (print_call_name): Print the correct call name
4566 for procedure pointer components.
4568 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4570 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4571 default_promote_function_mode when not VMS.
4573 2009-08-24 Olivier Hainque <hainque@adacore.com>
4575 * convert.c (convert_to_integer): Don't assume an input pointer is
4576 POINTER_SIZE wide. Fetch from the type instead.
4578 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4580 * configure.ac (AC_PREREQ): Bump to 2.64.
4582 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4584 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4585 (process_command): Don't search standard_exec_prefix_1 and
4586 standard_exec_prefix_2.
4588 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4590 * config/arm/arm.c (output_return_instruction): Handle for
4593 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4595 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4597 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4599 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4600 (*arm_movdf_vfp): Likewise.
4602 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4604 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4605 (vashr<mode>3): Rename from ashr<mode>3.
4606 (vlshr<mode>3): Rename from lshr<mode>3.
4608 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4611 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4612 (check_format_info_main): Use scalar_identify_flag.
4613 (check_format_types): Check for scalar size identity if
4614 scalar_identify_flag is set.
4615 (printf_length_specs): Extend by new field.
4616 (asm_fprintf_length_specs): Likewise.
4617 (gcc_diag_length_specs): Likewise.
4618 (scanf_length_specs): Likewise.
4619 (strfmon_length_specs): Likewise.
4620 (gcc_gfc_length_specs): Likewise.
4621 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4622 (ms_printf_flag_specs): Likewise.
4623 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4625 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4628 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4629 (*call_value_pop_1): Ditto.
4630 (*sibcall_pop_1): New insn pattern.
4631 (*sibcall_value_pop_1): Ditto.
4633 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4636 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4639 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4642 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4643 (get_reg_use_in): New function.
4644 (forward_propagate_subreg): Propagate through subreg of zero_extend
4647 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4649 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4650 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4652 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4654 * configure.ac: Remove --with-datarootdir, --with-docdir,
4655 --with-htmldir switches. No need to call AC_SUBST for
4656 datarootdir, docdir, htmldir any more.
4657 * configure: Regenerate.
4658 * doc/install.texi (Configuration): Document --datarootdir,
4659 --docdir, --htmldir, --pdfdir; update documentation for
4660 --infodir, --mandir.
4661 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4664 * aclocal.m4: Regenerate.
4665 * config.in: Regenerate.
4666 * configure: Regenerate.
4668 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4669 Olivier Hainque <hainque@adacore.com>
4671 * config/ia64/ia64.c: Include libfuncs.h.
4672 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4673 (ia64_expand_call): Use reg 25 on VMS.
4674 (ia64_initialize_trampoline): Fix for VMS ABI.
4675 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4676 (ia64_function_arg): Initialize reg 25 on VMS.
4677 Fix OpenVMS ABI issues for varargs.
4678 For OpenVMS, emit the Argument Information register set in the
4679 incoming/sibcall case as well.
4680 (ia64_arg_type): New function.
4681 (ia64_function_arg_advance): Keep track of cum->words.
4682 Fix OpenVMS ABI issues for varargs.
4683 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4684 (ia64_override_options): Set flag_no_common on VMS.
4685 (ia64_init_builtins): Disable FWRITE builtin.
4686 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4687 (ia64_vms_init_libfuncs): Add decc$ routines.
4688 (ia64_vms_valid_pointer_mode): New function.
4689 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4690 (ia64_promote_function_mode): New function
4691 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4692 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4693 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4694 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4695 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4696 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4697 Suppress trailing '#' if VALUE is numeric.
4698 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4699 ia64_promote_function_mode.
4700 (TARGET_VALID_POINTER_MODE): Define.
4702 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4705 * config/rs6000/rs6000.c (rs6000_override_options): Use
4706 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4709 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4710 reporting of vector + decimal/boolean/complex error.
4712 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4714 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4715 __vector double TYPE_DECL.
4717 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4719 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4720 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4721 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4722 to pointer to enum machine_mode. Update all callers as needed.
4724 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4726 * config/alpha/alpha.md (exception_receiver): Emit alternative
4727 GP load sequence if flag_reorder_blocks_and_partition is set.
4728 (*exception_receiver_2): Also enable when
4729 flag_reorder_blocks_and_partition is set.
4731 2009-08-20 Matt Rice <ratmice@gmail.com>
4732 Diego Novillo <dnovillo@google.com>
4734 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4737 2009-08-20 Richard Guenther <rguenther@suse.de>
4739 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4740 * c-tree.h (c_dup_lang_specific_decl): Remove.
4741 (struct lang_decl, struct lang_type): Move definitions ...
4742 * c-lang.h: ... here. New file.
4743 * c-decl.c: Include c-lang.h.
4744 (c_dup_lang_specific_decl): Remove.
4745 * c-typeck.c: Include c-lang.h.
4746 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4747 (c-typeck.o): Likewise.
4748 * c-config-lang.in (gtfiles): Add c-lang.h.
4749 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4752 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4754 * config/alpha/alpha.c (alpha_end_function): Do not clear
4755 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4756 this is now handled in generic code.
4758 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4760 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4761 (s390_z10_fix_long_loop_prediction): New function.
4762 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4763 (s390_reorg): Walk over the INSNs and invoke
4764 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4766 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4768 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4769 "*brx_64bit", "*brx_31bit"): New patterns.
4770 * config/s390/s390.c ('E'): New output modifier.
4772 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4773 Richard Earnshaw <richard.earnshaw@arm.com>
4775 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4776 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4778 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4780 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4782 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4783 for mode mode of operand0 when doing secondary reload for SAR.
4785 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4788 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4789 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4791 2009-08-19 Jason Merrill <jason@redhat.com>
4793 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4794 supported template depth in C++0x.
4796 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4798 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4799 free_after_compilation.
4800 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4801 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4802 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4803 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4804 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4805 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4806 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4808 2009-08-19 Ian Lance Taylor <iant@google.com>
4810 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4811 of (plus (mult (neg B) C) A).
4813 2009-08-18 Michael Matz <matz@suse.de>
4815 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4816 instead of comparing TYPE_MAIN_VARIANT for equality.
4817 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4818 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4819 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4820 * gimplify.c (goa_lhs_expr_p): Ditto and use
4821 STRIP_USELESS_TYPE_CONVERSION.
4823 2009-08-18 Michael Matz <matz@suse.de>
4825 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4826 first field in a struct.
4827 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4829 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4831 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4832 locators before emit_insn is called. Remove assert that
4834 (alpha_end_function): Clear crtl->emit structure and free insn
4835 locators if cfun->is_thunk is true.
4837 2009-08-18 Jason Merrill <jason@redhat.com>
4839 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4841 * configure.ac: Test for it.
4842 * configure, config.in: Regenerate.
4843 * doc/install.texi: Document --enable-gnu-unique-object.
4845 2009-08-18 Richard Guenther <rguenther@suse.de>
4848 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4849 pow(x,y*z) only if x is nonnegative.
4851 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4853 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4857 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4858 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4860 2009-08-17 DJ Delorie <dj@redhat.com>
4862 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4863 * config/m32c/prologue.md (epilogue_freit): New.
4865 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4866 (bank_switch_p): Likewise.
4867 (fast_interrupt_p): Likewise.
4868 (interrupt_p): Likewise.
4869 (m32c_conditional_register_usage): Round memregs size up.
4870 (need_to_save): We only need to save $a0 when we use ENTER.
4871 (interrupt_p): Check for fast_interrupt too.
4872 (bank_switch_p): New.
4873 (fast_interrupt_p): New.
4874 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4875 (m32c_emit_prolog): Support bank switching and fast interrupts.
4876 * doc/extend.texi (Function Attributes): Add bank_switch and
4879 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4881 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4882 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4884 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4886 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4887 (menu): Add IA-64/VMS Options.
4888 (IA-64/VMS Options): Likewise.
4890 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4893 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4895 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4897 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4898 (mips_pop_asm_switch): Likewise.
4899 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4901 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4902 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4903 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4904 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4905 instead of set_noreorder.
4906 (mips_output_function_prologue): Use the new functions.
4907 (mips_output_function_epilogue): Likewise.
4908 (mips_need_noat_wrapper_p): New function, split out from...
4909 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4910 Use mips_push_asm_switch and mips_pop_asm_switch.
4911 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4912 and mips_pop_asm_switch.
4913 (ASM_OUTPUT_REG_POP): Likewise.
4914 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4915 Use mips_pop_asm_switch.
4916 (mips_asm_switch): New structure.
4917 (set_noreorder, set_nomacro): Replace with...
4918 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4919 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4920 instead of set_nomacro.
4921 (fix_truncsfsi2_macro): Likewise.
4922 (cprestore): Likewise.
4923 (hazard): Use mips_noreorder instead of set_noreorder.
4924 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4926 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4928 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4929 from prev_active_insn.
4931 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4933 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4934 * config/avr/avr.c (avr_override_options): Initialize
4935 avr_current_arch variable.
4936 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4937 __AVR_HAVE_16BIT_SP__ according to the device type.
4938 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4940 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4941 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4943 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4946 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4947 generating inlined subroutine die only. We shouldn't be
4948 called for anything else.
4949 (gen_block_die): Don't generate inline subroutine debug info for
4952 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4954 * graphite-poly.c (print_pbb): Print PBB index.
4956 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4959 * graphite-interchange.c (ppl_max_for_le): Moved...
4960 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4961 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4962 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4963 * graphite-ppl.h (ppl_max_for_le): Declared.
4965 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4967 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4968 supported on all platforms.
4969 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4970 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4971 * c-pragma.c: Likewise.
4972 * target-def.h (TARGET_INITIALIZER): Remove
4973 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4974 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4976 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4978 * config/ia64/fde-vms.c: New file.
4979 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4980 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4981 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4982 (uw_frame_state_for): Only register a personality routine if it is
4983 known to be compatible with our expectations.
4984 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4985 Declare unw_table_entry stack variable and
4986 mod all calls to _Unwind_FindTableEntry to add arg.
4987 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4988 (_Unwind_FindTableEntry): Add arg to prototype.
4990 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4992 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4993 field 'signal_pfs_loc'.
4994 (uw_frame_state_for): Remove duplicate code dealing with leaf
4995 procedures without unwind info.
4996 If in the frame after unwinding through a signal handler, restore
4997 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4998 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4999 'pfs_loc' to the AR.PFS location in the signal context; instead
5000 set 'signal_pfs_loc'.
5001 Manually generate the unwind info for the AR.PFS register.
5002 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5003 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5004 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5005 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5006 instead set 'signal_pfs_loc'.
5007 Remove code preventing the AR.PFS register from being restored
5008 from the signal context.
5010 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5011 Tristan Gingold <gingold@adacore.com>
5013 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5014 * config/ia64/t-vms: New file.
5015 * config/ia64/vms64.h: New file.
5016 * config/ia64/vms.h: New file.
5017 * config/ia64/vms-crtinit.asm: New file.
5018 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5019 * config/ia64/vms-unwind.h: New file.
5021 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5023 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5026 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5029 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5031 * real.h (do_mpc_arg2): ... here.
5032 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5035 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5037 * final.c (add_debug_prefix_map): Don't use GC memory for
5038 old_prefix and new_prefix.
5040 2009-08-14 Richard Guenther <rguenther@suse.de>
5042 * ipa-prop.c (compute_complex_pass_through): If we cannot
5043 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5045 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5047 * c-lex.c (c_lex_with_flags): Increase size of local variable
5048 to avoid memory clobber.
5050 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5053 * config/i386/i386.c (ix86_fp_comparison_strategy):
5054 Only enable/disable sahf at function granularity.
5056 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5058 PR rtl-optimization/41064
5059 * reload1.c (reload_as_needed): Don't call extract_insn
5060 for known invalid replacements after calling
5061 validate_replace_rtx_group and verify_changes.
5063 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5066 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5067 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5068 ix86_expand_fp_vcond.
5069 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5070 Assert that operation is supported by ix86_expand_int_vcond.
5071 (vcondu<SSEMODE124C8:mode>): Ditto.
5073 2009-08-13 DJ Delorie <dj@redhat.com>
5075 * config/i386/djgpp-stdint.h: New.
5076 * config.gcc (djgpp): Use it.
5078 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5080 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5081 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5083 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5085 * tree-ssa-loop-prefetch.c
5086 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5087 for long-stride pruning.
5088 (compute_miss_rate): New function to compute the probability
5089 that two memory references access different cache lines.
5091 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5093 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5095 2009-08-13 Richard Guenther <rguenther@suse.de>
5098 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5099 use the constant pointer type.
5100 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5101 of CV qualifiers on the target pointer type.
5102 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5103 conversion check before restrict check.
5105 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5108 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5110 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5112 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5114 2009-08-12 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/41011
5117 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5118 and reference constructing.
5120 2009-08-12 Xinliang David Li <davidxl@google.com>
5122 PR tree-optimization/41012
5123 * tree-flow.h : New external interface.
5124 * gimple-low.c (check_call_arg): Change to public function.
5125 Remove argument mismatch check in lowering.
5126 * tree-inline.h (tree_can_inline_p): Interface change.
5127 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5129 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5130 Call change to tree_can_inline_p function.
5131 (cgraph_decide_inlining_incrementally): Ditto.
5133 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5135 PR tree-optimization/41031
5136 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5137 on the partition variable rather than promote_mode on the source
5138 type. Assert that the partition variable's type has the same
5139 mode as the source value's.
5141 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5143 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5144 for for_return == 2.
5145 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5147 * calls.c (expand_call): Fix typo.
5148 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5150 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5152 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5153 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5154 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5155 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5157 2009-08-12 Andrew Haley <aph@redhat.com>
5159 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5161 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5164 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5166 2009-08-12 Richard Guenther <rguenther@suse.de>
5168 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5169 * gimplify.c (gimplify_modify_expr): Do not use
5170 lang_hooks.types_compatible_p.
5171 * tree-ssa.c (useless_type_conversion_p): For aggregates
5172 just return false if the canonical types differ.
5174 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5177 * sese.c (convert_for_phi_arg): New.
5178 (add_guard_exit_phis): Use convert_for_phi_arg.
5180 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5182 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5183 unknown subscript upper bounds.
5185 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5186 Pranav Garg <pranav.garg2107@gmail.com>
5188 * graphite-interchange.c (gather_access_strides): Removed.
5189 (ppl_max_for_le): New.
5190 (build_linearized_memory_access): New.
5191 (memory_stride_in_loop): New.
5192 (pbb_interchange_profitable_p): Reimplemented.
5193 * graphite-ppl.h (ppl_new_id_map): New.
5194 (ppl_interchange): New.
5196 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5198 * graphite-interchange.c (compute_subscript): Removed.
5199 (compute_array_size_cstr): Removed.
5200 (compute_array_size_poly): Removed.
5201 (compute_array_size): Removed.
5202 (gather_access_strides_poly): Removed.
5203 (gather_access_strides): Empty.
5205 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5207 * graphite-dependences.c (dependence_polyhedron_1): Replace
5208 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5209 (graphite_legal_transform_dr): Same.
5210 (graphite_carried_dependence_level_k): Same.
5211 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5212 Initialize PDR_NB_SUBSCRIPTS.
5213 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5215 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5216 (PDR_NB_SUBSCRIPTS): New.
5217 (pdr_nb_subscripts): Removed.
5218 (pdr_dim): Simplified.
5219 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5220 with PDR_NB_SUBSCRIPTS.
5222 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5224 * graphite-interchange.c (compute_array_size): Remove use of
5226 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5227 Do not initialize PDR_DATA_CONTAINER.
5228 (print_pdr): Do not print PDR_DATA_CONTAINER.
5229 * graphite-poly.h (struct poly_dr): Remove data_container field.
5230 (PDR_DATA_CONTAINER): Removed.
5231 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5233 (build_poly_dr): Same.
5235 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5236 Sebastian Pop <sebastian.pop@amd.com>
5238 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5239 copy of the dependence polyhedron. Free the temporary objects.
5240 (graphite_carried_dependence_level_k): Free unused objects before
5243 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5244 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5245 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5246 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5247 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5249 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5251 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5252 Early return without analyzing the data dependences if no
5253 transform has been done. Call restore_scattering if the transform
5255 (graphite-interchange.c): Same.
5256 * graphite-poly.c (print_scattering_function): Test for
5258 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5259 (apply_poly_transforms): Do not gcc_assert that
5260 the transform is legal.
5261 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5262 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5263 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5264 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5265 * graphite-poly.h (struct poly_scattering): New.
5266 (struct poly_bb): Add original, transformed, and saved fields.
5267 Remove transformed_scattering, original_scattering,
5268 nb_local_variables and nb_scattering_transform fields.
5269 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5270 (poly_scattering_new): New.
5271 (poly_scattering_free): New.
5272 (poly_scattering_copy): New.
5273 (store_scattering_pbb): New.
5274 (store_scattering): New.
5275 (restore_scattering_pbb): New.
5276 (restore_scattering): New.
5277 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5278 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5280 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5282 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5285 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5287 * Makefile.in (graphite.o): Depends on PREDICT_H.
5288 * graphite.c: Include predict.h.
5289 (graphite_finalize): Call tree_estimate_probability.
5290 * predict.c (predict_loops): Do not call scev_initialize and
5292 (tree_estimate_probability_bb): New.
5293 (tree_estimate_probability): Do not initialize loops: move that
5294 code to the driver. Call tree_estimate_probability_bb.
5295 (tree_estimate_probability_driver): New.
5296 (pass_profile): Use tree_estimate_probability_driver.
5297 * predict.h (tree_estimate_probability): Declared.
5299 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5301 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5302 * graphite-dependences.c (graphite_legal_transform): Add time to
5303 TV_GRAPHITE_DATA_DEPS.
5304 (dependency_between_pbbs_p): Same.
5305 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5307 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5309 PR rtl-optimization/41033
5310 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5311 aliasing is disabled.
5313 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5315 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5316 si_mask_operand, and_load_operand, low_bitmask_operand,
5317 and_reg_operand, and_operand): New predicates.
5318 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5319 * config/mips/mips.c (and_operands_ok): New function.
5320 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5321 * config/mips/mips.md (move_type): Add ext_ins and logical.
5322 (type): Handle them.
5323 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5324 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5325 shift_shift. Remove commutative constraint modifier.
5326 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5328 (*clear_upper32_dext): Remove define_insn_and_split.
5329 (*clear_upper32): Turn this define_insn_and_split ...
5330 (splitter for ANDing register with 0xffff_ffff): .. into this.
5332 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5334 * combine.c (try_widen_shift_mode): Factor out code to check if an
5335 integer constant is a low-order bitmask from here ...
5336 * rtlanal.c (low_bitmask_len): ... to here.
5337 * rtl.h (low_bitmask_len): Declare.
5339 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5342 * config/alpha/alpha.md (addsi3): Remove expander.
5343 (addsi3): Rename from *addsi3_internal insn pattern.
5344 (subsi3): Remove expander.
5345 (subsi3): Rename from *subsi3_internal insn pattern.
5347 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5349 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5352 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5353 Eric Botcazou <botcazou@adacore.com>
5354 Douglas B Rupp <rupp@gnat.com>
5356 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5357 that records that fit in 64 bits are returned by immediate value,
5358 as required by OpenVMS Calling Standard.
5359 (function_value): Adjust for above modification.
5360 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5361 virtual_incoming_args_rtx as base object, not next_arg.
5362 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5364 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5366 * reload.c (find_reloads_subreg_address): Check the original
5367 req_equiv_mem address to detect the case where an address is
5368 not valid in the outer mode.
5370 2009-08-11 Richard Guenther <rguenther@suse.de>
5373 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5375 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5377 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5378 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5380 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5381 Douglas B Rupp <rupp@gnat.com>
5383 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5384 PT_STACK when frame_pointer_needed on OpenVMS.
5385 (alpha_pv_save_size, alpha_using_fp): Remove.
5386 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5387 with proper processing for PT_NULL.
5388 (alpha_vms_initial_elimination_offset): New function. Support for
5389 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5390 (alpha_sa_size): Force procedure type to PT_STACK when
5391 frame_pointer_needed on OpenVMS.
5392 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5393 (alpha_using_fp): Likewise.
5394 (alpha_vms_can_eliminate): Add prototype.
5395 (alpha_vms_initial_elimination_offset): Likewise.
5396 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5397 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5399 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5400 Douglas B Rupp <rupp@gnat.com>
5402 * config/alpha/alpha.c (common_object_handler): New function.
5403 (vms_attribute_table): Declare a single attribute "common_object".
5404 (vms_output_aligned_decl_common): New global function.
5405 (SECTION_VMS_OVERLAY): Delete.
5406 (SECTION_VMS_GLOBAL): Likewise.
5407 (SECTION_VMS_INITIALIZE): Likewise.
5408 (vms_asm_named_section): Remove support for above flags.
5409 (vms_section_type_flags): Delete.
5410 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5411 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5412 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5413 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5415 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5418 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5419 (sub_ddmmss): Likewise.
5421 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5424 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5427 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5430 * reload1.c (reload_as_needed): Use cancel_changes to completely
5431 undo a failed replacement attempt.
5433 2009-08-10 Richard Guenther <rguenther@suse.de>
5436 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5437 (useless_type_conversion_p): ... here. Require pointer targets
5440 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5443 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5444 loose the original type of the statement list.
5446 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5448 * config/alpha/alpha.c: Include libfuncs.h
5449 (avms_asm_output_extern): New function.
5450 (alpha_init_libfuncs): Init some decc libfuncs.
5451 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5452 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5453 (DO_CRTL_NAMES): Define.
5455 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5456 (LONG_TYPE_SIZE): Define.
5457 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5458 (SUBTARGET_SWITCHES): Define malloc64 switch.
5459 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5460 (MASK_RETURN_ADDR): Define.
5461 doc/invoke.texi (mmalloc64): Document switch.
5463 2009-08-09 Olivier Hainque <hainque@adacore.com>
5464 Douglas B Rupp <rupp@gnat.com>
5466 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5467 uses_condition_handler.
5468 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5469 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5470 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5471 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5472 (code_for_builtin): New insn codes for the new alpha_builtins.
5473 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5474 (alpha_sa_size): Account for uses_condition_handler.
5475 (alpha_expand_prologue): Likewise.
5476 (alpha_start_function): Likewise.
5477 (alpha_expand_epilogue): Likewise.
5478 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5479 establish/revert expanders.
5480 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5481 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5482 New expander, resorting to the alpha.c associated function.
5483 (builtin_revert_vms_condition_handler): Likewise.
5484 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5485 __gcc_shell_handler, the static VMS condition handler used as
5486 an indirection wrapper to the current dynamically established
5488 * config/alpha/vms-unwind.h: Complete rewrite.
5489 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5490 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5492 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5493 Douglas B Rupp <rupp@gnat.com>
5495 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5496 (alpha_need_linkage): Handle aliases. Return function symbol.
5497 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5498 Use ultimate alias target for the linkage name.
5499 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5500 by alpha_need_linkage for the function symbol.
5501 (setmemdi): Likewise.
5503 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5505 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5506 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5507 (ASM_WEAKEN_LABEL): Define.
5508 (CRT_CALL_STATIC_FUNCTION): Define.
5509 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5510 (ENDFILE_SPEC): Define.
5511 (INIT_SECTION_ASM_OP): Define.
5512 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5513 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5515 (MULTILIB_OSDIRNAMES): Define.
5516 (shlib_version): Define.
5517 (SHLIB_EXT): Define.
5518 (SHLIB_OBJS): Define.
5519 (SHLIB_NAME): Define.
5520 (SHLIB_MULTILIB): Define.
5521 (SHLIB_INSTALL): Define.
5522 (SHLIB_SYMVEC): Define.
5523 (SHLIB_SYMVECX2): Define.
5524 (SHLIB_LINK): Define.
5526 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5528 * config/alpha/alpha.c (alpha_initialize_trampoline):
5529 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5530 (alpha_start_function): Emit transfer address on nested functions
5531 for VMS trampoline call.
5532 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5533 since no longer used.
5534 * config/alpha/vms-tramp.asm: Remove.
5535 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5536 since now only data initialized at runtime.
5538 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5540 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5541 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5542 (MD_EXEC_PREFIX): Remove, no longer used.
5543 (MD_STARTFILE_PREFIX): Likewise.
5544 (INCLUDE_DEFAULTS): Likewise.
5545 * config/alpha/t-vms:
5546 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5548 2009-08-09 Richard Guenther <rguenther@suse.de>
5550 PR tree-optimization/41016
5551 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5552 (operand_precision): Remove.
5553 (integral_operand_p): Likewise.
5554 (recognize_single_bit_test): Adjust.
5556 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5558 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5559 operation overflows. Likewise non-cast unary arithmetic.
5560 If one arm of a conditional expression is always taken,
5561 inhibit evaluation warnings for the other arm. Likewise inhibit
5562 evaluation warnings for the second && or || operand if the first
5563 operand is enough to determine the result.
5564 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5566 (build_binary_op): Prevent duplicate evaluation warnings.
5568 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5570 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5571 and destination have different modes, Use promote_mode to
5572 determine the signedness of the conversion. Assert that the
5573 promoted source mode matches the destination mode. Don't pass
5574 the destination and destination mode to expand_expr if the source
5575 mode is different. Simplify conversion logic.
5577 2009-08-09 Ira Rosen <irar@il.ibm.com>
5579 PR tree-optimization/41008
5580 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5581 from condition only in case it's a comparison. Adjust checks.
5583 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5585 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5586 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5587 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5588 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5589 (dump_cand): Handle them.
5590 (struct iv_cand): New members COST_STEP and AINC_USE.
5591 (stmt_after_increment): Likewise.
5592 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5593 callers changed. Use gimple_uid comparison instead of scanning.
5594 (add_candidate_1): When looking for identical candidates, take
5595 AINC_USE into account. Set it for new candidates.
5596 (force_expr_to_var_cost): Cast target_spill_cost to int.
5597 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5598 All callers changed. Check for availability of autoinc addressing
5599 modes, both in general for a given mode, and in the specific use case.
5600 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5602 (get_computation_cost): Likewise.
5603 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5604 add_autoinc_candidates): New static functions.
5605 (add_candidate): Call add_autoinc_candidates for candidates based on
5607 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5608 (determine_use_iv_cost_address): If we have an autoinc candidate at
5609 the matching use, verify autoinc is possible and subtract the cost
5610 of the candidate's step from the cost.
5611 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5612 member of the candidate.
5613 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5614 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5616 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5618 * config.build (ia64-hp-*vms*): New target.
5619 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5621 * config.gcc (ia64-hp-*vms*): New target.
5622 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5624 * config.host (ia64-hp-*vms*): New target.
5625 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5628 2009-08-08 Richard Guenther <rguenther@suse.de>
5630 PR tree-optimization/40991
5631 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5633 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5635 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5636 mode check. Do truncations in an integer mode.
5637 (force_to_mode): Handle subregs for all mode types. Only do
5638 arithmetic simplifications on integer modes.
5640 2009-08-07 Richard Guenther <rguenther@suse.de>
5642 PR tree-optimization/40999
5643 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5644 (maybe_fold_reference): Lookup constant initializers.
5645 (fold_gimple_assign): Likewise.
5647 2009-08-07 Richard Guenther <rguenther@suse.de>
5649 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5650 that require structural equality defer to the langhook.
5652 2009-08-07 Martin Jambor <mjambor@suse.cz>
5654 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5656 (struct ipa_pass_through_data): New type.
5657 (struct ipa_ancestor_jf_data): New type.
5658 (union jump_func_value): Removed field formal_id, added fields
5659 pass_through and ancestor.
5660 (struct ipa_param_call_note): Changed type of formal_id to int from
5662 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5663 operations jump functions and ancestor jump functions.
5664 (compute_complex_pass_through): New function.
5665 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5666 reflect changes in the jump function strucutre.
5667 (update_jump_functions_after_inlining): Ignore complex pass-through
5668 and ancestor jump functions.
5669 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5670 polynomial pass-through with operation jump functions.
5672 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5674 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5675 fde->dw_fde_begin as begin label instead of hot/cold label.
5676 Use LLSDAC label instead of LLSDA for second section lsda.
5677 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5678 label instead of LLSDA if it is true.
5679 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5681 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5682 SECTION argument. Use it as index into crtl->eh.call_site_record
5684 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5685 use it to determine how to print table entries instead of using
5686 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5687 label instead of normal begin label as base.
5688 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5689 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5690 ensure no EH range spans between sections and that landing pads
5691 are always in the corresponding section.
5692 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5693 for crtl->eh.call_site_record being an array rather than scalar.
5694 (output_one_function_exception_table): New function, copied
5695 from output_function_exception_table. Adjust
5696 dw2_size_of_call_site_table, dw2_output_call_site_table
5697 callers. For SECOND section use *C suffixed labels.
5698 (output_function_exception_table): Call
5699 output_one_function_exception_table and, when doing hot/cold
5700 partitioning, also another time for the second section.
5701 * opts.c: Include except.h.
5702 (decode_options): Allow -freorder-blocks-and-partition with
5703 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5704 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5705 * function.h (struct rtl_eh): Change call_site_record from
5706 scalar into array of 2 elements.
5708 2009-08-07 Martin Jambor <mjambor@suse.cz>
5710 * ipa-prop.c (count_formal_params_1): New function.
5711 (ipa_get_vector_of_formal_parms): New function.
5712 (get_vector_of_formal_parm_types): New function.
5713 (ipa_modify_formal_parameters): New function.
5714 (ipa_modify_call_arguments): New function.
5715 (index_in_adjustments_multiple_times_p): New function.
5716 (ipa_combine_adjustments): New function.
5717 (ipa_dump_param_adjustments): New function.
5718 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5719 (ipa_get_vector_of_formal_parms): Declare.
5720 (ipa_modify_formal_parameters): Declare.
5721 (ipa_modify_call_arguments): Declare.
5722 (ipa_combine_adjustments): Declare.
5723 (ipa_dump_param_adjustments): Declare.
5724 (build_ref_for_offset): Declare.
5725 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5726 * tree-sra.c: Include ipa-prop.c.
5727 (build_ref_for_offset): Make public.
5729 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5731 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5733 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5735 * gcc/doc/extend.texi (__builtin_extract_return_address)
5736 (__builtin_frob_return_address): Document.
5738 2009-08-06 Paul Brook <paul@codesourcery.com>
5740 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5741 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5742 implementation on ARMv6-M.
5744 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5746 * doc/extend.texi (pcs): Document new attribute for ARM.
5748 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5750 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5753 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5755 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5758 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5760 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5762 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5764 Merge ARM/hard_vfp_branch to trunk.
5766 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5768 * arm.c (libcall_eq): New function.
5769 (libcall_hash): New function.
5770 (add_libcall): New function.
5771 (arm_libcall_uses_aapcs_base): New function.
5772 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5773 libcalls using the base PCS.
5774 (arm_init_cumulative_args): Likewise.
5776 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5778 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5779 Use base ABI for conversion libfuncs between HFmode and SFmode.
5781 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5783 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5784 V4SImode as representatives of all 64-bit and 128-bit vector
5785 types. Allow vector types without vector modes.
5786 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5787 without vector modes like BLKmode.
5788 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5789 BLKmode. Avoid unsupported vector modes or TImode moves for
5791 (aapcs_vfp_allocate_return_reg): Likewise.
5792 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5793 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5795 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5797 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5798 (arm_get_pcs_model): Pass attribute arguments to
5799 arm_pcs_from_attribute.
5800 (arm_init_cumulative_args): Use base AAPCS for conversions from
5801 floating-point types to DImode.
5802 (arm_attribute_table): Add pcs attribute.
5803 (arm_handle_pcs_attribute): New.
5804 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5805 conversions from floating-point types to DImode, also declare them
5806 to use base AAPCS and declare functions they call to use base
5807 AAPCS and their RTABI names.
5809 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5811 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5812 -mfloat-abi=hard not being supported for VFP.
5814 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5816 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5817 SYMBOL_REF to hard_libcall_value.
5819 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5820 Richard Earnshaw <rearnsha@arm.com>
5822 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5823 has been put on the stack, all remaining co-processory arguments for
5824 that co-processor also go on the stack.
5826 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5828 * config/arm/arm.c (arm_return_in_memory): Handle returning
5829 vectors of suitable size in registers also for AAPCS case.
5831 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5833 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5835 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5837 ARM Hard-VFP calling convention
5838 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5839 * target.h (gcc_target): Add libcall_value to table of call hooks.
5840 * targhooks.h (default_libcall_value): Default implementation.
5841 * targhooks.c (default_libcall_value): Likewise.
5842 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5843 * optabs.c (expand_unop): Use it.
5844 * expr.h (hard_libcall_value): Pass the function RTX through.
5845 * calls.c (emit_library_call_value_1): Update call to
5847 * explow.c (hard_libcall_value): Use new target hook.
5848 * testsuite/lib/target-supports.exp
5849 (check_effective_target_arm_hard_vfp_ok): New hook.
5850 (check_effective_target_arm_neon_ok): Improve test for neon
5852 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5853 * config/arm/arm.c: Include cgraph.h
5854 (TARGET_FUNCTION_VALUE): Override default hook.
5855 (arm_pcs_default): New variable.
5856 (arm_override_options): Don't fault hard calling convention with VFP.
5857 Add support for AAPCS variants.
5858 (arm_function_value): Make static. Handle AAPCS variants.
5859 (arm_libcall_value): New function.
5860 (arm_apply_result_size): Handle VFP registers in results.
5861 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5863 (pcs_attribute_args): New variable.
5864 (arm_pcs_from_attribute): New function.
5865 (arm_get_pcs_model): New function.
5866 (aapcs_vfp_cum_init): New function.
5867 (aapcs_vfp_sub_candidate): New function.
5868 (aapcs_vfp_is_return_candidate): New function.
5869 (aapcs_vfp_is_call_candidate): New function.
5870 (aapcs_vfp_allocate): New function.
5871 (aapcs_vfp_allocate_return_reg): New function.
5872 (aapcs_vfp_advance): New function.
5873 (aapcs_cp_arg_layout): New variable.
5874 (aapcs_select_call_coproc): New function.
5875 (aapcs_select_return_coproc): New function.
5876 (aapcs_allocate_return_reg): New function.
5877 (aapcs_libcall_value): New function.
5878 (aapcs_layout_arg): New function.
5879 (arm_init_cumulative_args): Initialize AAPCS args data.
5880 (arm_function_arg): Handle AAPCS variants using new interface.
5881 (arm_arg_parital_bytes): Likewise.
5882 (arm_function_arg_advance): New function.
5883 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5884 calling conventions.
5885 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5886 * arm.h (NUM_VFP_ARG_REGS): Define.
5887 (LIBCALL_VALUE): Update.
5888 (FUNCTION_VALUE): Delete.
5889 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5890 (arm_pcs): New enum.
5891 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5892 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5893 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5894 * arm-protos.h (arm_function_arg_advance): Add.
5895 (aapcs_libcall_value): Add.
5896 (arm_function_value): Delete.
5898 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5899 H.J. Lu <hongjiu.lu@intel.com>
5902 * config/i386/i386.c (standard_sse_mode_p): Remove.
5903 (standard_sse_constant_p): Return 2 for integer mode
5904 vector_all_ones_operand when SSE2 is enabled.
5905 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5906 (ix86_expand_vector_move): Do not check for negative values from
5907 standard_sse_constant_p.
5909 2009-08-06 Richard Guenther <rguenther@suse.de>
5911 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5912 array type comparisons frontend independent.
5913 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5914 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5915 out array reference lower bound and element size operands.
5916 (ao_ref_init_from_vn_reference): Properly compute the offset
5917 for ARRAY_RANGE_REF.
5918 (vn_reference_fold_indirect): Fill out array reference lower
5919 bound and element size operands.
5920 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5921 a non gimple valued reference operand which can happen for
5922 array reference lower bound or element size.
5923 (create_component_ref_by_pieces_1): Properly generate the
5924 element size operand for array references.
5926 2009-08-06 Richard Guenther <rguenther@suse.de>
5928 PR tree-optimization/40964
5929 * tree.c (iterative_hash_host_wide_int): Export.
5930 * tree.h (iterative_hash_host_wide_int): Declare.
5931 * tree-ssa-structalias.c (heapvar_map): New struct.
5932 (heapvar_map_eq): New function.
5933 (heapvar_map_hash): Likewise.
5934 (heapvar_lookup): Adjust.
5935 (heapvar_insert): Likewise.
5936 (make_constraint_from_heapvar): Allow multiple heap variables
5937 per decl at different offsets.
5938 (init_alias_heapvars): Adjust.
5940 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5942 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5943 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5944 trailing sync if TARGET_SYNC_AFTER_SC.
5946 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5948 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5949 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5950 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5951 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5952 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5953 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5954 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5955 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5956 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5957 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5958 the prototype declaration match the definition.
5959 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5960 instructions explicitly. Add barrier_before and operands
5962 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5963 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5964 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5965 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5966 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5967 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5969 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5971 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5973 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5974 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5977 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5980 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5982 PR rtl-optimization/40924
5983 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5984 make sure canon_rtx (mem_address) isn't simpler than
5985 canon_rtx (expanded_mem_address).
5987 2009-08-05 Li Feng <nemokingdom@gmail.com>
5989 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5991 (build_scop_drs): Build alias set for each SCoP.
5993 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5995 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5996 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5997 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5998 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5999 (BASE_DRIVER_SELF_SPECS): Likewise.
6001 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6003 * tree-ssa-alias.c: Fix some comment typos.
6005 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6007 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6008 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6010 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6013 * simplify-rtx.c (simplify_binary_operation_1): Disable
6014 simplifications for decimal float operations.
6016 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6019 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6020 operand of INDIRECT_REF.
6022 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6024 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6025 constants referencing TLS symbols.
6027 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6029 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6030 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6032 2009-08-03 Richard Guenther <rguenther@suse.de>
6034 * tree.c (make_vector_type): Build a main variant first,
6035 get the canonical one and then build the variant.
6036 * tree-ssa.c (useless_type_conversion_p_1): Handle
6038 (useless_type_conversion_p): Conversions to pointers to
6039 incomplete record types are useless.
6041 2009-08-03 Richard Guenther <rguenther@suse.de>
6043 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6044 file will be created.
6045 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6046 * toplev.c (compile_file): Adjust comment.
6048 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6050 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6051 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6052 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6053 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6054 (sh_promote_function_mode): Fix typo.
6056 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6058 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6060 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6062 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6063 declaration arguments.
6065 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6067 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6068 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6069 (ix86_split_ashl): Ditto.
6070 (ix86_expand_vector_init_one_nonzero): Ditto.
6071 (ix86_expand_vector_set): Ditto.
6072 (ix86_expand_reduc_v4sf): Ditto.
6074 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6076 * explow.c (promote_function_mode): Remove assert.
6077 * config/sh/sh.c (sh_promote_function_mode): Declare.
6079 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6081 * config/pa/pa.c (pa_promote_function_mode): Declare.
6082 Change to static. Fix promote_mode call.
6084 * gthr-dce.h (CONST_CAST2): Define if not defined.
6085 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6087 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6089 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6091 * expr.c (store_constructor): Use promote_decl_mode. Remove
6092 now write-only variable unsignedp.
6093 (expand_expr_real_1): Use promote_decl_mode.
6094 * expr.h (promote_function_mode, promote_decl_mode): New.
6095 (promote_mode): Remove last argument.
6096 * function.c (assign_temp): Drop last argument of promote_mode.
6097 (assign_parm_find_data_types): Use promote_function_mode.
6098 (assign_parm_setup_reg): Likewise.
6099 (expand_function_end): Use promote_function_mode.
6100 * calls.c (initialize_argument_information): Use promote_function_mode.
6101 (precompute_arguments): Use promote_mode instead of checking if
6102 only PROMOTE_FUNCTION_MODE is defined.
6103 (expand_call): When making sibcall decisions, use promote_function_mode.
6104 Below, remove an if for targetm.calls.promote_function_return and
6105 and use promote_function_mode.
6106 (emit_library_call_value_1): Use promote_function_mode, fix bug
6107 where promote_mode was passed FOR_CALL == 0 for a return value in an
6109 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6110 * explow.c (promote_function_mode, promote_decl_mode): New.
6111 (promote_mode): Keep only the FOR_CALL == 0 case.
6112 * combine.c (setup_incoming_promotion): Remove test of
6113 promote_function_args. Use promote_function_mode.
6114 * stmt.c (expand_value_return): Use promote_decl_mode.
6115 (expand_decl): Use promote_decl_mode.
6117 * expr.c (store_constructor): Use promote_decl_mode. Remove
6118 now write-only variable unsignedp.
6119 (expand_expr_real_1): Use promote_decl_mode.
6120 * expr.h (promote_function_mode, promote_decl_mode): New.
6121 (promote_mode): Remove last argument.
6122 * function.c (assign_temp): Drop last argument of promote_mode.
6123 (assign_parm_find_data_types): Use promote_function_mode.
6124 (assign_parm_setup_reg): Likewise.
6125 (expand_function_end): Use promote_function_mode.
6126 * calls.c (initialize_argument_information): Use promote_function_mode.
6127 (precompute_arguments): Use promote_mode instead of checking if
6128 only PROMOTE_FUNCTION_MODE is defined.
6129 (expand_call): When making sibcall decisions, use promote_function_mode.
6130 Below, remove an if for targetm.calls.promote_function_return and
6131 and use promote_function_mode.
6132 (emit_library_call_value_1): Use promote_function_mode, fix bug
6133 where promote_mode was passed FOR_CALL == 0 for a return value in an
6135 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6136 * explow.c (promote_function_mode, promote_decl_mode): New.
6137 (promote_mode): Keep only the FOR_CALL == 0 case.
6138 * combine.c (setup_incoming_promotion): Remove test of
6139 promote_function_args. Use promote_function_mode.
6140 * stmt.c (expand_value_return): Use promote_decl_mode.
6141 (expand_decl): Use promote_decl_mode.
6143 * explow.c (promote_function_mode): Just call the target hook.
6144 * targhooks.c (default_promote_function_mode,
6145 default_promote_function_mode_always_promote): New.
6146 * targhooks.h (default_promote_function_mode,
6147 default_promote_function_mode_always_promote): Declare.
6148 * target.h (promote_function_args, promote_function_return): Remove.
6149 (promote_function_mode): New.
6150 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6151 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6152 (TARGET_PROMOTE_FUNCTION_MODE): New.
6153 (TARGET_CALLS): Adjust.
6154 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6155 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6157 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6158 * config/s390/s390.c (s390_promote_function_mode): ... here,
6159 with pointer handling.
6160 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6161 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6163 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6164 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6165 with pointer handling.
6166 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6167 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6169 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6170 * config/sh/sh.c (sh_promote_function_mode): New.
6171 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6172 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6174 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6175 * config/cris/cris.c (cris_promote_function_mode): ... here.
6176 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6177 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6179 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6180 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6181 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6182 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6184 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6185 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6186 complex type handling.
6187 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6188 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6190 * config/pa/pa.c (pa_promote_function_mode): New.
6191 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6192 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6194 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6195 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6196 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6197 * config/xtensa/xtensa.c: Likewise.
6198 * config/stormy16/stormy16.c: Likewise.
6199 * config/iq2000/iq2000.c: Likewise.
6200 * config/rs6000/rs6000.c: Likewise.
6201 * config/picochip/picochip.c: Likewise.
6202 * config/arc/arc.c: Likewise.
6203 * config/mcore/mcore.c: Likewise.
6204 * config/score/score.c: Likewise.
6205 * config/mips/mips.c: Likewise.
6206 * config/bfin/bfin.c: Likewise.
6207 * config/ia64/ia64.c: Likewise (disabled though).
6209 * config/frv/frv.h: Remove pointless remark.
6211 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6212 TARGET_PROMOTE_FUNCTION_ARGS,
6213 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6214 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6216 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6218 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6219 -floop-parallelize-all.
6220 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6221 flag_loop_parallelize_all.
6222 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6223 * graphite.c (graphite_transform_loops): Same.
6225 * graphite-poly.c (apply_poly_transforms): Same.
6227 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6229 PR tree-optimization/40914
6230 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6231 if set, then check the delta field of the PMF record.
6232 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6233 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6234 call is stored in the delta.
6236 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6238 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6240 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6242 * config/i386/bsd.h (ASM_BYTE): New define.
6243 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6244 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6245 .byte. Use fputs or putc instead of fprintf where appropriate.
6246 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6247 fputs or putc instead of fprintf where appropriate.
6248 * config/i386/i386elf.h: Ditto.
6249 * config/i386/sysv4.h: Ditto.
6251 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6252 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6253 (*tls_global_dynamic_64): Ditto.
6255 2009-07-31 Christian Bruel <christian.bruel@st.com>
6257 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6259 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6261 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6262 Remove dead code for MINUS.
6264 2009-07-31 Anthony Green <green@moxielogic.com>
6266 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6268 (moxie_expand_epilogue): Ditto for epilogue.
6269 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6271 (moxie_function_arg): Ditto.
6272 (moxie_pass_by_reference): Ditto.
6273 (moxie_arg_partial_bytes): Ditto.
6274 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6275 (FUNCTION_ARG_ADVANCE) Ditto.
6276 (REG_PARM_STACK_SPACE) Ditto.
6277 (FUNCTION_ARG_REGNO_P) Dito.
6279 * config.gcc: Add moxie linux config support.
6280 * gcc/config/moxie/uclinux.h: New file.
6282 2009-07-31 DJ Delorie <dj@redhat.com>
6284 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6285 (UNSPECV_SP_SWITCH_E): New.
6286 (sp_switch_1): Change to an unspec.
6287 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6289 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6290 reference the new stack's address
6292 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6294 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6295 graphite-clast-to-gimple.o, graphite-dependences.o,
6296 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6297 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6298 (graphite-blocking.o,
6299 graphite-clast-to-gimple.o, graphite-dependences.o,
6300 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6301 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6302 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6303 * cfgloop.h (struct loop): Add can_be_parallel field.
6304 * common.opt (fgraphite-identity): Moved up.
6305 (fgraphite-force-parallel): New flag.
6306 * graphite.c: Rewrite.
6307 * graphite.h: Rewrite.
6308 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6310 * toplev.c (graphite_out_file): New file descriptor.
6311 (graphite_in_file): New.
6312 (process_options): flag_graphite_force_parallel cannot be used without
6314 * tree-ssa-loop.c: Include toplev.h.
6315 (gate_graphite_transforms): Enable flag_graphite for
6316 flag_graphite_force_parallel.
6318 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6320 * ChangeLog.graphite: New.
6321 * graphite-blocking.c: New.
6322 * graphite-clast-to-gimple.c: New.
6323 * graphite-clast-to-gimple.h: New.
6324 * graphite-dependences.c: New.
6325 * graphite-dependences.h: New.
6326 * graphite-interchange.c: New.
6327 * graphite-poly.c: New.
6328 * graphite-poly.h: New.
6329 * graphite-ppl.c: New.
6330 * graphite-ppl.h: New.
6331 * graphite-scop-detection.c: New.
6332 * graphite-scop-detection.h: New.
6333 * graphite-sese-to-poly.c: New.
6334 * graphite-sese-to-poly.h: New.
6338 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6340 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6341 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6343 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6345 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6346 (scev_is_linear_expression): Return false if the evolution is not
6347 affine multivariate.
6349 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6351 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6352 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6354 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6356 * tree-data-ref.c (debug_data_references): New.
6357 (debug_data_reference): New.
6358 * tree-data-ref.h (debug_data_references): Declared.
6359 (debug_data_reference): Declared.
6361 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6363 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6364 * tree-data-ref.h (scop_p): Removed.
6365 (struct data_reference): Remove field scop.
6367 (stmt_simple_memref_p): Removed.
6369 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6371 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6372 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6375 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6377 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6379 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6381 * doc/invoke.texi (-fgraphite-identity): Documented.
6383 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6385 * tree-scalar-evolution.c: Fix comment.
6386 (instantiate_scev_1): Return unknow from scev instantiation if the
6387 result is not above instantiate_below.
6389 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6391 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6392 static anymore. Instantiate the symbols that may have been introduced
6394 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6397 2009-07-30 DJ Delorie <dj@redhat.com>
6399 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6400 .vliw directive to VLIW sections.
6402 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6404 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6406 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6407 (AUTOHEADER): New variable.
6408 ($(srcdir)/cstamp-h.in): Use it.
6410 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6411 Pat Haugen <pthaugen@us.ibm.com>
6412 Revital Eres <ERES@il.ibm.com>
6414 * config/rs6000/vector.md (VEC_F): Add VSX support.
6418 (vector_load_<mode>): Ditto.
6419 (vector_store_<mode>): Ditto.
6420 (vector GPR move split): Ditto.
6421 (vec_reload_and_plus_<mptrsize>): Ditto.
6422 (vec_reload_and_reg_<mptrsize>): Ditto.
6423 (add<mode>3): Ditto.
6424 (sub<mode>3): Ditto.
6425 (mul<mode>3): Ditto.
6426 (neg<mode>2): Ditto.
6427 (abs<mode>2): Ditto.
6428 (smin<mode>3): Ditto.
6429 (smax<mode>3): Ditto.
6430 (vector_eq<mode>): Ditto.
6431 (vector_gt<mode>): Ditto.
6432 (vector_ge<mode>): Ditto.
6433 (vector_gtu<mode>): Ditto.
6434 (vector_select_<mode>_uns): Ditto.
6435 (vector_eq_<mode>_p): Ditto.
6436 (vector_gt_<mode>_p): Ditto.
6437 (vector_ge_<mode>_p): Ditto.
6438 (vector_gtu_<mode>_p): Ditto.
6439 (cr6_test_for_zero): Ditto.
6440 (cr6_test_for_zero_reverse): Ditto.
6441 (cr6_test_for_lt): Ditto.
6442 (cr6_test_for_lt_reverse): Ditto.
6443 (xor<mode>3): Ditto.
6444 (ior<mode>3): Ditto.
6445 (and<mode>3): Ditto.
6446 (one_cmpl<mode>2): Ditto.
6447 (nor<mode>2): Ditto.
6448 (andc<mode>2): Ditto.
6449 (float<VEC_int<mode>2): Ditto.
6450 (unsigned_float<VEC_int><mode>2): Ditto.
6451 (fix_trunc<mode><VEC_int>2): Ditto.
6452 (fixuns_trunc<mode><VEC_int>2): Ditto.
6454 (vec_set<mode>): Ditto.
6455 (vec_extract<mode>): Ditto.
6456 (vec_interleave_highv4sf): Ditto.
6457 (vec_interleave_lowv4sf): Ditto.
6458 (vec_realign_load_<mode>): Ditto.
6459 (vec_shl_<mode>): Ditto.
6460 (vec_shr_<mode>): Ditto.
6461 (div<mode>3): New patterns for VSX.
6462 (vec_interleave_highv2df): Ditto.
6463 (vec_interleave_lowv2df): Ditto.
6464 (vec_pack_trunc_v2df): Ditto.
6465 (vec_pack_sfix_trunc_v2df): Ditto.
6466 (vec_pack_ufix_trunc_v2df): Ditto.
6467 (vec_unpacks_hi_v4sf): Ditto.
6468 (vec_unpacks_lo_v4sf): Ditto.
6469 (vec_unpacks_float_hi_v4si): Ditto.
6470 (vec_unpacks_float_lo_v4si): Ditto.
6471 (vec_unpacku_float_hi_v4si): Ditto.
6472 (vec_unpacku_float_lo_v4si): Ditto.
6473 (movmisalign<mode>): Ditto.
6474 (vector_ceil<mode>2): New patterns for vectorizing math library.
6475 (vector_floor<mode>2): Ditto.
6476 (vector_btrunc<mode>2): Ditto.
6477 (vector_copysign<mode>3): Ditto.
6479 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6480 predicate for setting the high bit in each word, used for copysign.
6482 * config/rs6000/ppc-asm.h (f19): Whitespace.
6483 (f32-f63): Define if VSX.
6484 (v0-v31): Define if Altivec.
6485 (vs0-vs63): Define if VSX.
6487 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6489 * config/rs6000/power7.md: New file, provide tuning parameters for
6492 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6493 (rs6000_cpu_cpp_builtins): Ditto.
6494 (altivec_overloaded_builtins): Ditto.
6495 (altivec_resolve_overloaded_builtin): Ditto.
6497 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6498 debug switch to disable vectorizing simple math builtin
6501 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6502 Vectorize simple math builtin functions.
6503 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6504 hook to vectorize math builtins.
6505 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6506 (rs6000_builtin_conversion): Add VSX/power7 support.
6507 (rs6000_builtin_vec_perm): Ditto.
6508 (vsplits_constant): Add support for loading up a vector constant
6509 with just the high bit set in each part.
6510 (rs6000_expand_vector_init): Add VSX/power7 support.
6511 (rs6000_expand_vector_set): Ditto.
6512 (rs6000_expand_vector_extract): Ditto.
6513 (rs6000_emit_move): Ditto.
6514 (bdesc_3arg): Ditto.
6515 (bdesc_2arg): Ditto.
6516 (bdesc_1arg): Ditto.
6517 (rs6000_expand_ternop_builtin): Ditto.
6518 (altivec_expand_builtin): Ditto.
6519 (rs6000_expand_unop_builtin): Ditto.
6520 (rs6000_init_builtins): Ditto.
6521 (altivec_init_builtins): Ditto.
6522 (builtin_function_type): Ditto.
6523 (rs6000_common_init_builtins): Ditto.
6524 (rs6000_handle_altivec_attribute); Ditto.
6525 (rs6000_mangle_type): Ditto.
6526 (rs6000_vector_mode_supported_p): Ditto.
6527 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6530 * config/rs6000/vsx.md: New file for VSX support.
6532 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6533 identifing values with just the most significant bit set.
6534 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6535 vectorized builtins.
6537 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6538 (UNSPEC_VRFIM): Delete.
6539 (splitter for loading up vector with most significant bit): New
6540 splitter for vectorizing copysign.
6541 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6542 vectorizing simple math functions.
6543 (altivec_vrfip): Add support for vectorizing simple math functions.
6544 (altivec_vrfim): Ditto.
6545 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6547 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6548 (power7.md, vsx.md): Include for power7 support.
6549 (copysigndf3): Use VSX instructions if -mvsx.
6550 (negdf2_fpr): Ditto.
6551 (absdf2_fpr): Ditto.
6552 (nabsdf2_fpr): Ditto.
6553 (adddf3_fpr): Ditto.
6554 (subdf3_fpr): Ditto.
6555 (muldf3_fpr): Ditto.
6556 (divdf3_fpr): Ditto.
6557 (fix_truncdfdi2_fpr): Ditto.
6558 (cmpdf_internal1): Ditto.
6559 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6560 (btruncdf2, btruncdf2_fpr): Ditto.
6561 (ceildf2, ceildf2_fpr): Ditto.
6562 (floordf2, floordf2_fpr): Ditto.
6563 (floatdidf2, floatdidf2_fpr): Ditto.
6564 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6565 (fmsubdf4_fpr): Ditto.
6566 (fnmadddf4_fpr_1): Ditto.
6567 (fnmadddf4_fpr_2): Ditto.
6568 (fnmsubdf4_fpr_1): Ditto.
6569 (fnmsubdf4_fpr_2): Ditto.
6570 (fixuns_truncdfdi2): Add expander for VSX support.
6571 (fix_truncdfdi2): Ditto.
6572 (fix_truncdfsi2): Ditto.
6574 (btruncsf2): Whitespace.
6575 (movdf_hardfloat32): Add support for VSX registers.
6576 (movdf_softfloat32): Ditto.
6577 (movdf_hardfloat64): Ditto.
6578 (movdf_hardfloat64_mfpgpr): Ditto.
6579 (movdf_softfloat64): Ditto.
6580 (movti splitters): Add check for vector registers supporting
6581 TImode in the future.
6582 (bpermd): Add power7 bpermd instruction.
6584 * config/rs6000/altivec.h (vec_div): Define if VSX.
6588 (vec_nearbyint): Ditto.
6591 (all predicates): Use the generic builtin function, and not the V4SF
6592 specific function so that the predicates will work with VSX's V2DF.
6596 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6597 Document new VSX functions and types.
6599 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6602 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6603 "wa", and "j" constraints. Modify "v" to talk about Altivec
6604 instead of just vector.
6606 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6609 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6610 location for phi arguments.
6611 (rewrite_update_phi_arguments): Find locations for reaching defs.
6612 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6613 Add location to add_phi_arg calls.
6614 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6615 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6616 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6617 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6618 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6619 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6620 * tree-phinodes.c (make_phi_node): Initialize location.
6621 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6622 (add_phi_arg): Add location parameter.
6623 (remove_phi_arg_num): Move location when moving phi argument.
6624 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6626 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6627 slpeel_update_phi_nodes_for_guard1,
6628 slpeel_update_phi_nodes_for_guard2,
6629 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6630 vect_loop_versioning): Set locations.
6631 * tree-parloops.c (create_phi_for_local_result,
6632 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6633 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6634 * tree-vect-loop.c (get_initial_def_for_induction,
6635 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6637 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6638 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6639 (gimple_phi_arg_set_location): New. Set locus.
6640 (gimple_phi_arg_has_location): New. Check for locus.
6641 (redirect_edge_var_map_location): New. Return locus from var_map.
6642 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6643 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6644 combining PHI arguments.
6645 (cond_store_replacement): Set location.
6646 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6647 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6648 scop_add_exit_phis_edge): Add locations.
6649 * tree-cfgcleanup.c (remove_forwarder_block,
6650 remove_forwarder_block_with_phi): Add locations.
6651 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6652 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6654 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6655 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6656 flush_pending_stmts): Add source location.
6657 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6658 stack to preserve locations.
6659 * tree-vect-stmts.c (vectorizable_load): Add location.
6660 * tree-inline.c (copy_phis_for_bb): Copy locus.
6661 (setup_one_parameter): Add call locus to inlined parameter stmts.
6662 (initialize_inlined_parameters): Pass in call location as parameter
6664 (tree_function_versioning): Pass location to setup_one_parameter.
6665 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6666 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6667 copy and edge lists.
6668 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6669 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6670 locus parameter and override the stmt default if provided.
6671 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6672 elim_graph_add_edge, elim_graph_remove_succ_edge,
6673 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6674 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6675 eliminate_phi): Add locus info in elimination graph for each edge and
6677 (insert_backedge_copies): Copy locus if present.
6678 * tree-flow.h (struct _edge_var_map): Add locus field.
6679 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6680 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6681 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6683 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6685 2009-07-30 Martin Jambor <mjambor@suse.cz>
6687 PR tree-optimization/40570
6688 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6691 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6693 * ssa-loop-manip.c: Include langhooks.h.
6694 (rewrite_phi_with_iv): New.
6695 (rewrite_all_phi_nodes_with_iv): New.
6696 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6697 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6698 * tree-parloops.c (loop_parallel_p): Move out all conditions
6699 except dependency check.
6700 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6701 (gen_parallel_loop): Call canonicalize_loop_ivs without
6702 reduction_list argument.
6703 (build_new_reduction): New.
6704 (gather_scalar_reductions): New.
6705 (try_get_loop_niter): New.
6706 (try_create_reduction_list): New.
6707 (parallleize_loops): Change the parallel conditions check.
6708 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6709 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6711 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6713 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6715 * doc/options.texi (Option properties): Mention new quoting syntax.
6717 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6719 * config/alpha/alpha.c (alpha_start_function):
6720 Handle VMS_DEBUG_MAIN_POINTER
6721 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6722 * doc/invoke.texi: Document -mdebug-main switch.
6724 2009-07-29 Richard Henderson <rth@redhat.com>
6726 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6727 (cgraph_create_edge_including_clones): Likewise.
6728 * tree-inline.c (copy_bb): Operate on the correct edges
6729 when updating the callgraph.
6731 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6733 * config/alpha/vms-cc.c: Deleted.
6734 * config/alpha/vms-ld.c: Deleted.
6735 * config/alpha/t-vms64: Moved to config/vms
6736 * config/alpha/vms-crt0-64.c: Moved to config/vms
6737 * config/alpha/vms-crt0.c: Moved to config/vms
6738 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6739 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6740 * config/alpha/xm-vms.h: Moved to config/vms
6741 * config/alpha/x-vms: Moved to config/vms
6742 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6744 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6745 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6747 * config/vms/t-vms64: Moved here from config/alpha
6748 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6749 (argc,argv,envp): Enforce 32bit malloc'ing.
6750 * config/vms/vms-psxcrt0-64.c: Likewise.
6751 * config/vms/vms-crt0.c: Moved here from config/alpha.
6752 * config/vms/vms-psxcrt0.c: Likewise.
6753 * config/vms/vms-crtl-64.h: New file.
6754 * config/vms/vms-crtl.h: New file.
6755 * config/vms/vms.opt: New file.
6756 * config/vms/xm-vms64.h: New file.
6757 * config/vms/xm-vms.h: Moved here from config/alpha.
6758 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6760 * config/vms/x-vms: Moved here from config/alpha.
6761 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6762 (vms-ld.o, vms-cc.o): Removed.
6763 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6765 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6767 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6768 correct stack (obvious VMS fix).
6770 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6772 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6773 date, version info if VMS_DEBUGGING_INFO defined.
6774 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6775 size, date calculating code moved here.
6777 2009-07-29 Paul Brook <paul@codesourcery.com>
6779 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6782 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6785 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6786 to DImode when generating insq_le insn.
6788 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6790 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6791 New macro set for VMS_DEBUGGGING_INFO.
6792 (AT_string_form): Use it.
6794 2009-07-28 DJ Delorie <dj@redhat.com>
6796 * config/mep/mep.c (vtext_section): New.
6797 (vftext_section): New.
6798 (ftext_section): New.
6799 (mep_select_section): Add support for functions.
6800 (mep_unique_section): Likewise.
6801 (mep_asm_init_sections): Likewise.
6802 (mep_encode_section_info): Remove it from here.
6804 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6806 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6808 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6809 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6811 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6813 * dwarf2out.c (output_file_names): Test new macro
6814 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6815 (add_comp_dir_attribute): Likewise.
6817 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6819 * config/i386/mingw-w64.h (LINK_SPEC): Add
6820 separating space between commands.
6822 2009-07-28 Jan Hubicka <jh@suse.cz>
6824 PR tree-optimization/40759
6825 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6828 2009-07-27 DJ Delorie <dj@redhat.com>
6830 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6831 types are dword-aligned.
6832 (mep_expand_va_start): Likewise.
6834 2009-07-27 Olivier Hainque <hainque@adacore.com>
6835 Douglas B Rupp <rupp@gnat.com>
6837 * convert.c (convert_to_pointer): Don't assume the target
6838 pointer type is POINTER_SIZE long. Fetch its precision instead.
6840 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6842 * system.h (fopen): Undefine if macro.
6844 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6846 * dwarf2out.c (output_cfi_p): Removed.
6847 (output_cfis): New function.
6848 (output_fde): New function, split from output_call_frame_info.
6849 (output_call_frame_info): Use it.
6850 (dwarf2out_switch_text_section): Use output_cfis.
6852 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6854 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6855 TARGET_BI_ARCH is specified without enabling SJLJ.
6856 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6857 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6859 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6861 * arm.md (negdi2): Use DImode if forcing a value into a register.
6863 2009-07-26 Ira Rosen <irar@il.ibm.com>
6865 PR tree-optimization/40801
6866 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6867 of vector operand from the previous copy of vector statement.
6868 Pass the correct definition type value to
6869 vect_get_vec_def_for_stmt_copy().
6871 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6873 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6874 const char ** conversion.
6876 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6878 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6879 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6880 (gcc_unreachable): Invoke __builtin_unreachable() if
6881 !ENABLE_ASSERT_CHECKING.
6883 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6885 PR rtl-optimization/40445
6886 * emit-rtl.c (next_nonnote_insn_bb): New function.
6887 * rtl.h (next_nonnote_insn_bb): Declare new function.
6888 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6889 with no successors that is the successor of the ENTRY_BLOCK.
6890 Continue from the top after removing an empty fallthrough block.
6891 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6892 of next_nonnote_insn.
6894 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6896 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6898 2009-07-25 Martin Jambor <mjambor@suse.cz>
6900 * c-common.c (c_common_attribute_table): New element for noclone.
6901 (handle_noclone_attribute): New function. Forward-declare.
6902 * tree-inline.c (tree_versionable_function_p): Check for noclone
6904 * doc/extend.texi (Labels as Values): Document need for noclone.
6905 (Function Attributes): Document noclone attribute.
6907 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6909 PR rtl-optimization/34999
6910 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6911 and dw_fde_switched_cold_to_hot fields.
6912 (output_cfi_p): New function.
6913 (output_call_frame_info): If fde->dw_fde_switched_sections,
6914 output 2 FDEs instead of one with corrupted header.
6915 (dwarf2out_do_cfi_startproc): New function.
6916 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6917 and fde->dw_fde_switched_cold_to_hot.
6918 (dwarf2out_switch_text_section): Compute
6919 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6920 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6921 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6922 Otherwise, compute fde->dw_fde_switch_cfi.
6924 2009-07-24 Cary Coutant <ccoutant@google.com>
6926 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6928 2009-07-24 Cary Coutant <ccoutant@google.com>
6930 * cfghooks.c (split_block): Copy discriminator to new block.
6931 * tree-cfg.c (assign_discriminator): Check location of last
6932 instruction in block as well as first.
6934 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6936 * config/i386/linux.c: Use fputs or putc instead of fprintf
6938 * config/i386/gas.h: Ditto.
6939 * config/i386/x86-64.h: Ditto.
6940 * config/i386/att.h: Ditto.
6942 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6944 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6947 2009-07-24 Martin Jambor <mjambor@suse.cz>
6949 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6950 (ipa_push_func_to_list_1): Declare.
6951 (ipa_push_func_to_list): New function.
6953 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6954 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6955 (ipa_push_func_to_list): Removed.
6956 (ipa_pop_func_from_list): Clear node_enqueued flag.
6958 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6960 * config/s390/s390.c (override_options): Default
6961 max-unrolled-insns to 100 for z10 tuning.
6963 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6965 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6966 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6967 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6968 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6969 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6970 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6971 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6973 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6975 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6976 use default set in mingw32.h header.
6977 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6978 64-bit /mingw/include path.
6979 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6982 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6984 PR rtl-optimization/40209
6985 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6987 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6989 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6990 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6991 with the rest of string where appropriate. Use fputs or putc
6992 instead of fprintf where appropriate.
6994 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6995 Pat Haugen <pthaugen@us.ibm.com>
6996 Revital Eres <ERES@il.ibm.com>
6998 * config/rs6000/vector.md: New file. Move most of the vector
6999 expander support here from altivec.md to allow for the VSX vector
7000 unit in the future. Add support for secondary_reload patterns.
7001 Rewrite the patterns for vector comparison, and vector comparison
7002 predicate instructions so that the RTL expresses the desired
7003 behavior, instead of using unspec.
7005 * config/rs6000/constraints.md ("f" constraint): Use
7006 rs6000_constraints to hold the precalculated register class.
7007 ("d" constraint): Ditto.
7008 ("wd" constraint): New constraint for VSX.
7009 ("wf" constraint): Ditto.
7010 ("ws" constraint): Ditto.
7011 ("wa" constraint): Ditto.
7012 ("wZ" constraint): Ditto.
7013 ("j" constraint): Ditto.
7015 * config/rs6000/predicates.md (vsx_register_operand): New
7017 (vfloat_operand): New predicate for vector.md.
7018 (vint_operand): Ditto.
7019 (vlogical_operand): Ditto.
7020 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7021 (easy_vector_constant): Add VSX support.
7022 (altivec_indexed_or_indirect_operand): New predicate for
7023 recognizing Altivec style memory references with AND -16.
7025 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7026 for vector secondary reload support.
7027 (rs6000_vector_reg_class): Delete, replacing it with
7029 (rs6000_vsx_reg_class): Ditto.
7030 (rs6000_constraints): New array to hold the register classes of
7031 each of the register constraints that can vary at runtime.
7032 (builtin_mode_to_type): New static array for builtin function type
7034 (builtin_hash_table): New static hash table for builtin function
7036 (TARGET_SECONDARY_RELOAD): Define target hook.
7037 (TARGET_IRA_COVER_CLASSES): Ditto.
7038 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7039 registers are 128 bits if VSX memory reference instructions are used.
7040 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7042 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7043 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7044 Print several of the scheduling related parameters.
7045 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7046 rs6000_constraints instead of rs6000_vector_reg_class. Move
7047 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7048 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7049 Altivec. Add VSX support. Setup for secondary reload support on
7050 Altivec/VSX registers.
7051 (rs6000_override_options): Make power7 set the scheduling groups
7052 like the power5. Add support for new debug switches to override
7053 the scheduling defaults. Temporarily disable -mcpu=power7 from
7054 setting -mvsx. Add support for debug switches -malways-hint,
7055 -msched-groups, and -malign-branch-targets.
7056 (rs6000_buitlin_conversion): Add support for returning unsigned
7057 vector conversion functions to fix regressions due to stricter
7059 (rs6000_builtin_mul_widen_even): Ditto.
7060 (rs6000_builtin_mul_widen_odd): Ditto.
7061 (rs6000_builtin_vec_perm): Ditto.
7062 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7063 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7065 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7067 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7068 VSX types for bit operations. Changes to accomidate vector.md.
7069 (bdesc_2arg): Ditto.
7070 (bdesc_1arg): Ditto.
7071 (struct builtin_description_predicates): Rewrite predicate
7072 handling so that RTL describes the operation, instead of passing
7073 the instruction to be used as a string argument.
7074 (bdesc_altivec_preds): Ditto.
7075 (altivec_expand_predicate_builtin): Ditto.
7076 (altivec_expand_builtin): Ditto.
7077 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7078 statement for vsldoi support.
7079 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7080 (altivec_expand_st_builtin): Ditto.
7081 (paired_expand_builtin): Whitespace changes.
7082 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7083 builtin_mode_to_type table for secondary reload. Call
7084 builtin_function_type to build random builtin functions.
7085 (altivec_init_builtins): Change to use builtin_function_type to
7086 create builtin function types dynamically as we need them.
7087 (builtin_hash_function): New support for hashing the tree types
7088 for builtin function as we need it, rather than trying to build
7089 all of the trees that we need. Add initial preliminary VSX support.
7090 (builtin_function_type): Ditto.
7091 (builtin_function_eq): Ditto.
7092 (builtin_hash_struct): Ditto.
7093 (rs6000_init_builtins): Ditto.
7094 (rs6000_common_init_builtins): Ditto.
7095 (altivec_init_builtins): Ditto.
7096 (rs6000_common_init_builtins): Ditto.
7097 (enum reload_reg_type): New enum for simplifing reg classes.
7098 (rs6000_reload_register_type): Simplify register classes into GPR,
7099 Vector, and other registers. Altivec and VSX addresses in reload.
7100 (rs6000_secondary_reload_inner): Ditto.
7101 (rs6000_ira_cover_classes): New target hook, that returns the
7102 appropriate cover classes, based on -mvsx being used or not.
7103 (rs6000_secondary_reload_class): Add VSX support.
7104 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7105 (get_vsel_insn): Ditto.
7106 (rs6000_emit_vector_compare): Rewrite vector conditional support
7107 so that where we can, we use RTL operators, instead of blindly use
7109 (rs6000_emit_vector_select): Ditto.
7110 (rs6000_emit_vector_cond_expr): Ditto.
7111 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7112 (create_TOC_reference): Add -mdebug=addr support.
7113 (emit_frame_save): VSX loads/stores need register indexed addressing.
7115 * config/rs6000/rs6000.md: Include vector.md.
7117 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7119 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7120 support for V2DI, V2DF in logical, permute, select operations.
7122 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7123 switch for vsx/power7.
7124 (-mvsx-scalar-memory): Ditto.
7125 (-mvsx-align-128): Ditto.
7126 (-mallow-movmisalign): Ditto.
7127 (-mallow-df-permute): Ditto.
7128 (-msched-groups): Ditto.
7129 (-malways-hint): Ditto.
7130 (-malign-branch-targets): Ditto.
7132 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7134 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7135 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7136 (rs6000_vector_reg_class): Delete.
7137 (rs6000_vsx_reg_class): Ditto.
7138 (enum rs6000_reg_class_enum): New enum for the constraints that
7139 vary based on target switches.
7140 (rs6000_constraints): New array to hold the register class for all
7141 of the register constraints that vary based on the switches used.
7142 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7143 (enum rs6000_builtins): Add unsigned varients for the builtin
7144 declarations returned by target hooks for expanding multiplies,
7145 select, and permute operations. Add VSX builtins.
7146 (enum rs6000_builtin_type_index): Add entries for VSX.
7147 (V2DI_type_node): Ditto.
7148 (V2DF_type_node): Ditto.
7149 (unsigned_V2DI_type_node): Ditto.
7150 (bool_long_type_node): Ditto.
7151 (intDI_type_internal_node): Ditto.
7152 (uintDI_type_internal_node): Ditto.
7153 (double_type_internal_node): Ditto.
7155 * config/rs6000/altivec.md (whole file): Move all expanders to
7156 vector.md from altivec.md. Rename insn matching functions to be
7158 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7159 (altivec_vcmp*): Ditto.
7160 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7161 (VM): New iterator for moves that includes the VSX types.
7162 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7163 (altivec_vperm_<mode>_uns): New, for unsigned types.
7164 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7165 (altivec_eq<mode>): Ditto.
7166 (altivec_gt<mode>): Ditto.
7167 (altivec_gtu<mode>): Ditto.
7168 (altivec_eqv4sf): Ditto.
7169 (altivec_gev4sf): Ditto.
7170 (altivec_gtv4sf): Ditto.
7171 (altivec_vcmpbfp_p): Ditto.
7173 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7175 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7178 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7181 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7182 ASM_SHORT instead of .word.
7183 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7184 instead of .word in asm template.
7186 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7189 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7190 (process_bb_node_lives): Use it.
7192 * ira.c (setup_cover_and_important_classes): Don't setup
7193 ira_important_class_nums. Add cover classes to the end of
7195 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7197 (find_reg_class_closure): Use reorder_important_classes.
7199 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7201 * config/i386/i386.c (i386_ira_cover_classes): New function.
7202 (TARGET_IRA_COVER_CLASSES): Redefine.
7204 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7205 importance of order of cover classes in the array.
7207 2009-07-22 Diego Novillo <dnovillo@google.com>
7209 * tree-pass.h (TDF_EH): Define.
7210 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7211 contains TDF_EH, print the EH region number holding GS.
7212 * tree-dump.c (dump_options): Add "eh".
7213 * doc/invoke.texi: Document it.
7215 2009-07-22 Doug Kwan <dougkwan@google.com>
7217 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7219 2009-07-22 Michael Matz <matz@suse.de>
7221 PR tree-optimization/35229
7222 PR tree-optimization/39300
7224 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7225 (inhibit_phi_insertion): New function.
7226 (insert_into_preds_of_block): Call it for REFERENCEs.
7227 (init_pre): Initialize and finalize scalar evolutions.
7228 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7230 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7232 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7233 Use CONST_VECTOR_NUNITS to determine number of elements.
7235 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7237 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7238 (U, W): Constraints are now deprecated and will be removed if we
7240 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7242 ("prefetch"): Add the stcmh instruction for prefetching.
7243 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7245 (s390_short_displacement): Return always true if compiling for
7246 machines not providing the long displacement facility.
7247 (s390_mem_constraint): Support the new constraint letter Z.
7248 (s390_check_qrst_address): New function.
7250 2009-07-21 DJ Delorie <dj@redhat.com>
7252 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7255 2009-07-21 Jason Merrill <jason@redhat.com>
7257 * c-common.c (max_tinst_depth): Increase default to 1024.
7259 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7261 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7262 (vec_unpacku_float_lo_v4si): Ditto.
7264 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7267 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7268 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7269 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7270 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7272 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7274 PR tree-optimization/40813
7275 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7278 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7280 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7281 with a NOP_EXPR if needed.
7283 2009-07-21 Paul Brook <paul@codesourcery.com>
7285 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7286 Terminate debug dump with newline.
7288 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7290 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7291 Cast "1" to unsigned HOST_WIDE_INT.
7292 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7293 deposit length to the maximum length - lsb. Extend length if
7294 HOST_BITS_PER_WIDE_INT is 32.
7296 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7298 * cgraph.h (constant_pool_htab): New function.
7299 (constant_descriptor_tree): Move from varasm.c.
7300 * varasm.c (constant_pool_htab): New function.
7301 (constant_descriptor_tree): Move to cgraph.h.
7303 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7305 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7307 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7309 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7312 2009-07-20 Xinliang David Li <davidxl@google.com>
7314 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7316 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7318 * config/mips/mips.md (move_type): Add arith.
7319 (type): Handle arith.
7320 (zero_extendsidi2): Rename this into ...
7321 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7322 (zero_extendsidi2): New expander.
7323 (*zero_extendsidi2_dext): New pattern.
7325 2009-07-20 Nick Clifton <nickc@redhat.com>
7327 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7328 to set MIPS_ABI_DEFAULT.
7329 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7331 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7333 * tree-object-size.c (addr_object_size): Handle unions with
7334 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7336 PR tree-optimization/40792
7337 * tree.c (build_function_type_skip_args): Remove bogus assert.
7339 2009-07-20 Jan Hubicka <jh@suse.cz>
7340 Martin Jambor <mjambor@suse.cz>
7342 * cgraph.h (combined_args_to_skip): New field.
7343 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7344 combined_args_to_skip and args_to_skip.
7345 * tree-inline.c (update_clone_info): New function.
7346 (tree_function_versioning): Call update_clone_info.
7347 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7349 (cgraph_materialize_all_clones): More extensive dumping, working
7350 with combined_args_to_skip rather than args_to_skip.
7352 2009-07-20 Ira Rosen <irar@il.ibm.com>
7354 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7355 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7356 (get_initial_def_for_reduction): Likewise.
7357 (vectorizable_reduction): Skip the check of first operand in case
7358 of COND_EXPR. Add check that it is outer loop vectorization if
7359 nested cycle was detected. Call vectorizable_condition() for
7360 COND_EXPR. If reduction epilogue cannot be created do not fail for
7361 nested cycles (if it is not double reduction). Assert that there
7362 is only one type in the loop in case of COND_EXPR. Call
7363 vectorizable_condition() to vectorize COND_EXPR.
7364 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7365 Add parameters. Allow nested cycles if called from
7366 vectorizable_reduction(). Use reduction vector variable if provided.
7367 (vect_analyze_stmt): Call vectorizable_reduction() before
7368 vectorizable_condition().
7369 (vect_transform_stmt): Update call to vectorizable_condition().
7371 2009-07-20 Christian Bruel <christian.bruel@st.com>
7373 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7374 * doc/invoke.texi (-mfmovd): Likewise.
7375 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7377 2009-07-20 Jan Hubicka <jh@suse.cz>
7379 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7380 when handling SSA name.
7382 2009-07-19 Jan Hubicka <jh@suse.cz>
7384 PR tree-optimization/40676
7385 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7386 virtual PHIs in empty BBs.
7388 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7390 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7391 re-expanded the compound use gen_lowpart instead to convert to the
7394 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7396 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7397 OUTER_CONST arguments.
7398 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7399 the new wider mode will be masked off.
7400 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7402 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7404 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7405 high-order bits are zero.
7407 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7409 * combine.c (simplify_shift_const_1): Split code to determine
7411 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7412 new bits shifted in are identical to the old sign bit.
7414 2009-07-18 Richard Guenther <rguenther@suse.de>
7417 * gimplify.c (gimplify_call_expr): Reject code using results from
7418 functions returning void.
7420 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7422 * doc/md.texi: Document the new PowerPC "es" constraint.
7423 Document that "m" can include automodified addresses on this target,
7424 and explain how %U must be used. Extend the "Q" and "Z" documentation
7425 to suggest "es" as well as "m".
7426 * config/rs6000/constraints.md (es): New memory constraint.
7427 (Q, Z): Update strings to match new documentation.
7429 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7431 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7432 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7433 * config/rs6000/predicates.md (volatile_mem_operand): Use
7434 offsettable_nonstrict_memref_p.
7435 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7436 (*floatunssidf2_internal): Likewise.
7437 (*fix_truncdfsi2_internal): Likewise.
7438 (*fix_trunctfsi2_internal): Likewise.
7440 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7442 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7444 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7446 2009-07-17 Richard Guenther <rguenther@suse.de>
7449 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7450 (pass_warn_unused_result): Likewise.
7451 (TODO_set_props): Remove.
7452 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7454 (pass_diagnose_omp_blocks): Define.
7455 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7456 (c_gimple_diagnostics_recursively): Remove.
7457 (finish_function): Do not call it.
7458 (c_write_global_declarations): Continue after errors.
7459 Finalize the CU here.
7460 * c-gimplify.c (c_genericize): Do not gimplify here.
7461 * c-common.c (c_warn_unused_result): Move ...
7462 * tree-cfg.c (do_warn_unused_result): ... here.
7463 (run_warn_unused_result): New function.
7464 (gate_warn_unused_result): New function.
7465 (pass_warn_unused_result): New pass.
7466 * c-common.h (c_warn_unused_result): Remove.
7467 * flags.h (flag_warn_unused_result): Declare.
7468 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7469 * opts.c (flag_warn_unused_result): Initialize to false.
7470 * toplev.c (compile_file): Add comment.
7471 * omp-low.c (create_omp_child_function): Do not register
7472 the function with the frontend.
7473 (diagnose_omp_structured_block_errors): Prepare to be
7474 called as optimization pass.
7475 (gate_diagnose_omp_blocks): New function.
7476 (pass_diagnose_omp_blocks): New pass.
7477 * cgraph.h (cgraph_optimize): Remove.
7478 (cgraph_analyze_function): Likewise.
7479 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7480 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7481 before their parents here.
7482 (cgraph_finalize_function): Not here.
7483 (cgraph_analyze_function): Gimplify functions here.
7484 (cgraph_finalize_compilation_unit): Continue after errors.
7485 Optimize the callgraph from here.
7486 (cgraph_optimize): Make static.
7487 * langhooks.c (write_global_declarations): Finalize the CU.
7488 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7489 (gimplify_function_tree): Assert we gimplify only once.
7490 Set PROP_gimple_any property.
7491 * tree-nested.c (gimplify_all_functions): New function.
7492 (lower_nested_functions): Gimplify all nested functions.
7493 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7494 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7495 and pass_diagnose_omp_blocks after gimplification. Do not
7496 set TODO_set_props on all_lowering_passes.
7497 (execute_one_pass): Do not handle TODO_set_props.
7498 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7499 (gimplify.o): Add tree-pass.h dependency.
7500 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7501 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7502 (unsave_r): Likewise.
7503 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7506 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7508 * doc/service.texi (Service): Restore previously removed link,
7509 which isn't broken after all.
7511 2009-07-17 Richard Guenther <rguenther@suse.de>
7513 PR tree-optimization/40321
7514 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7515 PHI nodes to the maximal set.
7516 (make_values_for_phi): Add PHI arguments to the maximal set.
7517 (execute_pre): Dump PHI_GEN and the maximal set.
7519 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7522 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7525 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7527 * doc/extend.texi (Nested Functions): Replace broken link with
7529 * doc/service.texi (Service): Remove broken link.
7531 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7534 * builtins.c (expand_builtin_memcmp): Use loc instead of
7535 EXPR_LOCATION (exp).
7536 (expand_builtin_strncmp): Likewise.
7538 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7539 Manuel López-Ibáñez <manu@gcc.gnu.org>
7542 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7543 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7544 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7545 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7546 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7547 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7548 tree-inline.c, c-common.c, c-common.h, gimple.c,
7549 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7550 convert.c: Add location argument to fold_{unary,binary,ternary},
7551 fold_build[123], build_call_expr, build_size_arg,
7552 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7553 fold_build1_initializer, fold_build2_initializer,
7554 fold_build3_initializer, fold_build_call_array,
7555 fold_build_call_array_initializer, fold_single_bit_test,
7556 omit_one_operand, omit_two_operands, invert_truthvalue,
7557 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7558 combine_comparisons, fold_builtin_*, fold_call_expr,
7559 build_range_check, maybe_fold_offset_to_address, round_up,
7562 2009-07-16 Jason Merrill <jason@redhat.com>
7565 * c-common.c (c_common_reswords): Add __is_standard_layout
7567 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7568 * doc/implement-cxx.texi: New.
7569 * doc/gcc.texi: Include it.
7571 2009-07-16 DJ Delorie <dj@redhat.com>
7573 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7574 compares that may be indirectly affected by previous instructions.
7576 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7578 * builtins.c (do_mpc_arg2): New.
7579 (fold_builtin_2): Fold builtin cpow.
7580 * real.h (HAVE_mpc_pow): New.
7582 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7584 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7585 comparison to skip unprofitable schedule
7587 2009-07-16 Simon Baldwin <simonb@google.com>
7589 * gcc.c (option_map): New flag -no-canonical-prefixes.
7590 * (display_help): Print help text for new flag.
7591 * (process_command): Move options translation and language specifics
7592 and handle new flag early. Use it to set a function pointer to a
7593 prefix builder. Replace make_relative_prefix calls with calls to
7594 the function pointed to. Ignore new flag in regular options handling.
7595 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7597 2009-07-15 DJ Delorie <dj@redhat.com>
7599 * config/mep/mep.md (sibcall_internal): Change register to avoid
7601 (sibcall_value_internal): Likewise.
7603 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7605 PR rtl-optimization/40710
7606 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7608 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7610 * config/mips/mips.md (*extenddi_truncate<mode>,
7611 *extendsi_truncate<mode>): Change type attribute to move_type
7612 with shift_shift. Split out code handling exts from here ...
7613 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7615 (*extendhi_truncateqi): Change type attribute to move_type with
7616 shift_shift. Split out code handling exts from here ...
7617 (*extendhi_truncateqi_exts): ... to this new pattern.
7619 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7621 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7622 instead of "and" with inverted sign bit mask value. Use
7623 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7624 Allocate registers only for operand 4 and operand 5.
7626 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7629 * fold-const.c (fold_cond_expr_with_comparison): When folding
7630 < and <= to MIN, make sure the MIN uses the same type as the
7631 comparison's operands.
7633 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7635 * arm.md (ior_xor): New code iterator.
7636 (split for ior/xor with shift and zero-extend): New split pattern.
7637 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7639 2009-07-15 Richard Guenther <rguenther@suse.de>
7641 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7644 2009-07-15 Richard Guenther <rguenther@suse.de>
7647 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7649 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7651 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7652 handle 2.6.30 kernel.
7654 2009-07-15 DJ Delorie <dj@redhat.com>
7656 * config/mep/mep.md (sibcall_internal): Change register to allow
7657 for 24-bit addresses.
7658 (sibcall_value_internal): Likewise.
7660 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7662 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7663 that are enabled/disabled by the flags introduced by a previous patch.
7665 2009-07-14 DJ Delorie <dj@redhat.com>
7667 * config/mep/mep.md (sibcall_internal): Include non-toggling
7669 (sibcall_value_internal): Likewise.
7671 2009-07-14 Taras Glek <tglek@mozilla.com>
7672 Rafael Espindola <espindola@google.com>
7674 * doc/sourcebuild.texi: Document install-plugin target.
7675 * configure.ac: Added install-plugin target to language makefiles.
7676 * configure: Regenerate.
7677 * Makefile.in: (install-plugin): Install more headers,
7678 depend on lang.install-plugin.
7680 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7682 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7685 2009-07-14 DJ Delorie <dj@redhat.com>
7687 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7688 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7689 * config/mep/mep.md (sibcall_internal): Change test from
7690 mep_vliw_mode_match to mep_vliw_jmp_match.
7691 (sibcall_value_internal): Likewise.
7693 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7695 * config/i386/sse.md (copysign<mode>3): New expander.
7696 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7697 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7698 Use ix86_build_const_vector.
7699 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7700 IX86_BUILTIN_CPYSGNPD.
7701 (builtin_description): Add __builtin_ia32_copysignps and
7702 __builtin_ia32_copysignpd.
7703 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7704 and BUILT_IN_COPYSIGNF.
7706 2009-07-13 Jason Merrill <jason@redhat.com>
7708 * builtins.c (can_trust_pointer_alignment): New fn.
7709 (get_pointer_alignment): Factor it out from here.
7710 * tree.h: Declare it.
7712 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7714 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7717 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7721 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7723 2009-07-14 Richard Guenther <rguenther@suse.de>
7724 Andrey Belevantsev <abel@ispras.ru>
7727 * cfgexpand.c (partition_stack_vars): Do not bother to update
7728 alias information when not optimizing.
7730 2009-07-14 Richard Guenther <rguenther@suse.de>
7731 Andrey Belevantsev <abel@ispras.ru>
7733 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7734 (pt_solution_set): Likewise.
7735 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7736 * tree-ssa-structalias.c (pt_solution_set): New function.
7737 * final.c (rest_of_clean_state): Free SSA data structures.
7738 * print-rtl.c (print_decl_name): Remove.
7739 (print_mem_expr): Implement in terms of print_generic_expr.
7740 * alias.c (ao_ref_from_mem): New function.
7741 (rtx_refs_may_alias_p): Likewise.
7742 (true_dependence): Query alias-export info.
7743 (canon_true_dependence): Likewise.
7744 (write_dependence_p): Likewise.
7745 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7747 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7748 (mem_expr_equal_p): Use operand_equal_p.
7749 (set_mem_attributes_minus_bitpos): Do not use
7750 component_ref_for_mem_expr.
7751 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7752 (update_alias_info_with_stack_vars): Likewise.
7753 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7754 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7755 explicitly nor clear stmt operands.
7756 Free the decl-to-pointer map.
7757 * tree-optimize.c (execute_free_datastructures): Do not free
7758 SSA data structures here.
7759 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7760 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7761 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7763 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7765 2009-07-13 DJ Delorie <dj@redhat.com>
7767 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7768 unrolling at the right iteration count.
7770 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7773 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7775 * haifa-sched.c (rank_for_schedule): Introduced flags to
7776 enable/disable individual scheduling heuristics.
7777 * common.opt: Introduced flags to enable/disable individual
7778 heuristics in the scheduler.
7779 * doc/invoke.texi: Introduced flags to enable/disable individual
7780 heuristics in the scheduler.
7782 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7784 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7785 config/i386/mingw-tls.c.
7786 * config/i386/mingw-tls.c: Removed.
7788 2009-07-13 Ira Rosen <irar@il.ibm.com>
7790 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7791 checks access only relevant statements.
7792 (vectorizable_reduction): Likewise.
7794 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7796 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7797 just for 32-bit case.
7799 2009-07-12 Jan Hubicka <jh@suse.cz>
7801 PR tree-optimization/40585
7802 * except.c (expand_resx_expr): When there already is resume
7803 instruction, produce linked list.
7804 (build_post_landing_pads): Assert that resume is empty.
7805 (connect_post_landing_pads): Handle resume lists.
7806 (dump_eh_tree): Dump resume list.
7808 2009-07-12 Ira Rosen <irar@il.ibm.com>
7810 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7811 with additional argument.
7812 * tree-vectorizer.h (enum vect_def_type): Add
7813 vect_double_reduction_def.
7814 (vect_is_simple_reduction): Add argument.
7815 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7817 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7818 vect_is_simple_reduction with additional argument.
7819 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7821 (reduction_code_for_scalar_code): Handle additional codes by
7822 returning ERROR_MARK for them. Fix comment and indentation.
7823 (vect_is_simple_reduction): Fix comment, add argument to specify
7824 double reduction. Detect double reduction.
7825 (get_initial_def_for_induction): Fix indentation.
7826 (get_initial_def_for_reduction): Fix comment and indentation.
7827 Handle double reduction. Create initial definitions that do not
7828 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7829 (vect_create_epilog_for_reduction): Fix comment, add argument to
7830 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7831 epilogue result extraction. Create double reduction phi node and
7832 replace relevant uses.
7833 (vectorizable_reduction): Call vect_is_simple_reduction with
7834 additional argument. Fix indentation. Update epilogue code treatment
7835 according to the changes in reduction_code_for_scalar_code. Check
7836 for double reduction. Call vect_create_epilog_for_reduction with
7837 additional argument.
7838 * tree-vect-stmts.c (process_use): Handle double reduction, update
7840 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7841 (vect_get_vec_def_for_operand): Likewise.
7843 2009-07-12 Danny Smith <dansmister@gmail.com>
7845 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7846 dllexport if !TREE_PUBLIC.
7847 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7849 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7851 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7852 (avr_extra_arch_macro) Remove declatation.
7853 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7854 (avr_extra_arch_macro) Declare as static.
7855 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7857 2009-07-11 Jan Hubicka <jh@suse.cz>
7860 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7862 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7865 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7866 cold_in_std_section bits.
7867 (dwarf2out_begin_prologue): Initialize them.
7868 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7869 if already covered by text_section or cold_text_section range.
7871 PR rtl-optimization/40667
7872 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7873 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7874 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7875 * config/i386/i386.c (ix86_minimum_alignment): New function.
7876 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7877 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7878 * emit-rtl.c (gen_reg_rtx): Likewise.
7879 * function.c (assign_parms): Likewise. If nominal_type needs
7880 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7881 rather than passed_type's alignment.
7884 * function.c (assign_parm_setup_stack): Adjust
7885 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7886 from nominal_mode on big endian.
7888 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7890 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7892 2009-07-10 DJ Delorie <dj@redhat.com>
7894 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7896 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7898 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7900 (thumb2_cbnz): Likewise.
7902 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7905 * config.gcc (supported_defaults): Add synci.
7906 (with_synci): Add validation.
7907 (all_defaults): Add synci.
7908 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7911 * config/mips/mips.opt (msynci): New option.
7912 * config/mips/mips.c (mips_override_options): Warn on use of
7913 -msynci for targets that do now support it.
7914 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7916 * gcc/doc/invoke.texi (-msynci): Document the new option.
7917 * doc/install.texi (--with-synci): Document the new option.
7919 2009-07-10 Richard Guenther <rguenther@suse.de>
7921 PR tree-optimization/40496
7922 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7923 the PHI result with a compatible type.
7925 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7929 * c.opt (Wunused-result): New.
7930 * doc/invoke.texi: Document it.
7931 * c-common.c (c_warn_unused_result): Use it.
7933 2009-07-09 DJ Delorie <dj@redhat.com>
7935 * targhooks.c (default_target_can_inline_p): Rename from
7936 default_target_option_can_inline_p.
7937 * targhooks.h (default_target_can_inline_p): Likewise.
7938 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7939 TARGET_OPTION_CAN_INLINE_P.
7940 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7941 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7942 (mep_target_can_inline_p): Rename from
7943 mep_target_option_can_inline_p.
7946 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7947 registers used to pass vectors.
7949 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7951 2009-07-09 Tom Tromey <tromey@redhat.com>
7953 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7954 * config/mmix/mmix.c: Include dwarf2.h.
7955 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7956 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7957 * config/sh/sh.c: Include dwarf2.h.
7958 * config/i386/i386.c: Include dwarf2.h.
7959 * Makefile.in (DWARF2_H): Remove 'elf'.
7960 * except.c: Include dwarf2.h.
7961 * unwind-dw2.c: Include dwarf2.h.
7962 * dwarf2out.c: Include dwarf2.h.
7963 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7964 * unwind-dw2-fde.c: Include dwarf2.h.
7965 * dwarf2asm.c: Include dwarf2.h.
7967 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7969 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7970 (max_issue): Use it.
7971 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7973 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7974 (region_sched_info): Update.
7975 * sched-ebb.c (ebb_sched_info): Update.
7976 * modulo-sched.c (sms_sched_info): Update.
7977 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7979 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7981 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7983 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7985 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7987 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7990 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7991 arg1 with arg01 if arg1 is already INTEGER_CST.
7993 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7995 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7996 Transform (and (truncate)) into (truncate (and)).
7998 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8000 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8001 creating LHS paradoxical subregs. Fix surrounding returns to
8002 use NULL_RTX rather than 0.
8004 2009-07-08 DJ Delorie <dj@redhat.com>
8006 * config/mep/mep.c: (mep_option_can_inline_p): New.
8007 (TARGET_OPTION_CAN_INLINE_P): Define.
8009 2009-07-08 Mark Wielaard <mjw@redhat.com>
8012 * dwarf2out.c (add_data_member_location_attribute): When we have
8013 only a constant offset don't emit a new location description using
8014 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8017 2009-07-08 Richard Henderson <rth@redhat.com>
8020 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8021 (enum reg_class): Add CLOBBERED_REGS.
8022 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8023 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8024 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8025 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8026 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8027 force 64-bit sibcalls into R11.
8028 * config/i386/constraints.md (U): New constraint.
8029 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8030 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8031 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8033 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8035 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8037 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8038 * ebitmap.h (dump_ebitmap): Ditto.
8039 * optabs.h (optab_libfunc): Ditto.
8040 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8041 * tree-flow.h (vect_can_force_dr_alignment_p,
8042 get_vectype_for_scalar_type): Ditto.
8043 (vectorize_loops): Move prototype to ...
8044 * tree-vectorizer.h: ... here. Also, adjust comment.
8045 (vect_set_verbosity_level): Remove duplicate prototype.
8046 * tree-ssa-loop.c: Include tree-vectorizer.h.
8047 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8049 2009-07-08 Nick Clifton <nickc@redhat.com>
8051 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8054 2009-07-08 DJ Delorie <dj@redhat.com>
8056 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8057 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8058 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8060 * config/mep/intrinsics.md: Regenerated.
8061 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8062 registers when asm() or calls are detected.
8064 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8067 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8069 * gimple (gimple_build_call_from_tree): Likewise.
8070 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8071 no_warning flag before warning.
8073 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8075 * tree.c (set_expr_locus): Remove.
8076 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8077 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8079 * gimplify.c (internal_get_tmp_var): Likewise.
8080 (gimplify_call_expr): Likewise.
8081 (gimplify_one_sizepos): Likewise.
8083 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8086 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8087 to variables for debugging purposes.
8089 2009-06-23 Mark Loeser <mark@halcy0n.com>
8092 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8094 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8096 * pretty-print.c (pp_base_format): Remove %J.
8097 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8098 gcc_cxxdiag_char_table): Likewise.
8099 (init_dynamic_diag_info): Likewise.
8101 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8103 * pretty-print.c (pp_base_format): Remove %H.
8104 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8105 gcc_cxxdiag_char_table): Likewise.
8106 (init_dynamic_diag_info): Likewise.
8107 * config/mep/mep.c (mep_select_section): Likewise.
8109 2009-07-07 Duncan Sands <baldrick@free.fr>
8111 * final.c (pass_clean_state): Give the pass a name.
8112 * passes.c (pass_rest_of_compilation): Likewise.
8113 * tree-optimize.c (pass_all_optimizations): Likewise.
8115 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8117 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8118 an extra 'decl' for error_at.
8120 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8123 * tree-tailcall.c (adjust_return_value_with_ops,
8124 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8125 if it has complex or vector type.
8127 2009-07-07 Olivier Hainque <hainque@adacore.com>
8129 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8132 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8134 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8136 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8138 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8139 * c-decl.c: Likewise.
8140 * function.c: Likewise.
8141 * varasm.c: Likewise.
8142 * tree-ssa.c: Likewise.
8143 * c-common.c: Likewise.
8144 * tree-cfg.c: Likewise.
8145 * config/spu/spu.c: Likewise.
8146 * config/ia64/ia64.c: Likewise.
8147 * config/v850/v850.c: Likewise.
8149 2009-07-06 DJ Delorie <dj@redhat.com>
8151 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8152 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8153 unspecified accesses to control registers.
8154 * config/mep/intrinsics.md: Regenerate.
8155 * config/mep/intrinsics.h: Regenerate.
8156 * config/mep/mep-intrin.h: Regenerate.
8158 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8160 * c-lex.c: Replace %H by an explicit location. Update all calls.
8161 * c-common.c: Likewise.
8162 * c-decl.c: Likewise.
8163 * c-typeck.c: Likewise.
8164 * fold-const.c: Likewise.
8165 * gimplify.c: Likewise.
8167 * tree-cfg.c: Likewise.
8168 * tree-ssa-loop-niter.c: Likewise.
8169 * tree-vrp.c: Likewise.
8170 * value-prof.c: Likewise.
8172 2009-07-06 Diego Novillo <dnovillo@google.com>
8174 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8175 if it has one. Handle cases where VAR does not have an
8176 annotation or cfun is NULL.
8178 2009-07-06 Diego Novillo <dnovillo@google.com>
8180 * tree.c: Include debug.h.
8181 (initialize_tree_contains_struct): New.
8182 (init_ttree): Call it.
8183 (tree_node_structure_for_code): Factor out of ...
8184 (tree_node_structure): ... here.
8185 * treestruct.def (TS_PHI_NODE): Remove.
8186 (TS_GIMPLE_STATEMENT): Remove.
8188 2009-07-06 Diego Novillo <dnovillo@google.com>
8190 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8191 (debug_tree_chain): Handle cycles.
8193 2009-07-06 Nick Clifton <nickc@redhat.com>
8194 DJ Delorie <dj@redhat.com>
8196 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8197 __FMOVD_ENABLED__ is defined.
8199 (TARGET_FMOVD): Provide a default definition.
8200 (MASK_FMOVD): Likewise.
8201 (TARGET_CPU_CPP_BUILTINS): Define
8202 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8203 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8204 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8205 (split for DF load from memory into register): Also handle
8206 MEMs which consist of REG+DISP addressing.
8207 (split for DF store from register to memory): Likewise.
8208 (movsf_ie): Always use single fp_mode.
8209 * config/sh/sh.c (sh_override_options): Do not automatically
8210 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8211 that to the -mfmovd command line switch.
8212 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8213 (fldi_ok): Always allow.
8214 * config/sh/sh.opt (mfmovd): Remove this switch.
8215 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8217 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8218 Kaz Kojima <kkojima@gcc.gnu.org>
8220 PR rtl-optimization/30807
8221 * postreload.c (reload_combine): For every new use of REG_SUM,
8222 record the use of BASE.
8224 2009-07-06 Jan Hubicka <jh@suse.cz>
8226 * params.def: Revert my accidental commit at 2009-06-30.
8228 2009-07-04 Ian Lance Taylor <iant@google.com>
8231 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8233 (mingw_format_attribute_overrides): Likewise.
8235 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8238 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8239 don't check cfa.reg. Instead of cfa.indirect use
8240 fde && fde->drap_reg != INVALID_REGNUM test.
8242 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8244 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8246 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8249 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8251 2009-07-03 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/40640
8254 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8257 2009-07-03 Jan Hubicka <jh@suse.cz>
8259 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8260 for size, reduce amount of inlining.
8262 2009-07-03 Richard Guenther <rguenther@suse.de>
8265 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8266 if t +- x is known to not overflow and the conversion widens the
8268 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8270 2009-07-03 Jan Hubicka <jh@suse.cz>
8272 * ipa-pure-const.c (analyze): Update loop optimizer init.
8273 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8274 try_remove_empty_loop, remove_empty_loops): Remove.
8275 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8276 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8277 to mark regular loops as neccesary.
8278 (degenerate_phi_p): New function.
8279 (propagate_necessity, remove_dead_phis): Use it.
8280 (forward_edge_to_pdom): Likewise.
8281 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8282 virtual PHI nodes that became unreachable.
8283 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8284 * tree-flow.h (remove_empty_loops): Remove.
8285 * passes.c (init_optimization_passes): Remove.
8287 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8289 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8290 can_create_pseudo_p.
8291 (*fix_trunc<mode>_i387_1): Ditto.
8292 (*floathi<mode>2_1): Ditto.
8293 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8294 (*fistdi2_1): Ditto.
8295 (*fist<mode>2_1): Ditto.
8296 (frndintxf2_floor): Ditto.
8297 (*fist<mode>2_floor_1): Ditto.
8298 (frndintxf2_ceil): Ditto.
8299 (*fist<mode>2_ceil_1): Ditto.
8300 (frndintxf2_trunc): Ditto.
8301 (frndintxf2_mask_pm): Ditto.
8302 (fxam<mode>2_i387_with_temp): Ditto.
8303 * config/i386/sse.md (mulv16qi3): Ditto.
8304 (*sse2_mulv4si3): Ditto.
8306 (sse4_2_pcmpestr): Ditto.
8307 (sse4_2_pcmpistr): Ditto.
8309 2009-07-03 Jan Hubicka <jh@suse.cz>
8311 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8312 (mark_stmt_necessary): Set it.
8313 (mark_operand_necessary): Set it.
8314 (mark_control_dependent_edges_necessary): Set it.
8315 (mark_virtual_phi_result_for_renaming): New function.
8316 (get_live_post_dom): New function.
8317 (forward_edge_to_pdom): New function.
8318 (remove_dead_stmt): Fix handling of control dependences.
8319 (tree_dce_init): Init new bitmap.
8320 (tree_dce_done): Free it.
8322 2009-07-02 Richard Guenther <rguenther@suse.de>
8325 * tree-ssa-structalias.c (new_var_info): Initialize
8328 2009-07-02 Jan Hubicka <jh@suse.cz>
8330 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8333 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8335 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8336 instead of recomputing it. Adjust calls.
8337 (emit_store_flag): Adjust recursive calls.
8339 2009-07-02 Richard Guenther <rguenther@suse.de>
8341 * tree-ssa-live.c (remove_unused_locals): Do not remove
8343 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8344 of DECL_EXTERNAL for HEAP variables.
8345 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8346 HEAP variables. Do not adjust RESTRICT vars.
8347 (find_what_var_points_to): Nobody cares if something
8350 2009-07-02 Ben Elliston <bje@au.ibm.com>
8352 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8353 pc_low and pc_high declarations to the top of the function.
8355 2009-07-01 DJ Delorie <dj@redhat.com>
8357 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8359 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8360 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8361 unspecified accesses to control registers.
8362 * config/mep/intrinsics.md: Regenerate.
8363 * config/mep/intrinsics.h: Regenerate.
8364 * config/mep/mep-intrin.h: Regenerate.
8366 2009-07-01 Anthony Green <green@moxielogic.com>
8368 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8369 instruction when possible.
8370 (moxie_expand_prologue): Ditto. Also, save an instruction and
8371 some complexity by popping off of $r12 instead of $sp.
8372 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8375 2009-07-01 Richard Henderson <rth@redhat.com>
8378 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8379 contained no insns, reposition note before last insn.
8381 2009-07-01 Richard Henderson <rth@redhat.com>
8384 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8385 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8387 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8390 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8391 darwin9 for printing reg addresses with %y.
8393 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8395 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8396 truncation from operands in binary operations.
8398 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8401 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8402 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8403 subreg of op0 to the original op0.
8405 * expmed.c (store_bit_field_1): Use a temporary as the destination
8406 instead of a paradoxical subreg when we need to truncate the result.
8408 2009-07-01 DJ Delorie <dj@redhat.com>
8410 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8411 names to VLIW variants.
8412 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8413 * config/mep/intrinsics.md: Regenerate.
8414 * config/mep/intrinsics.h: Regenerate.
8415 * config/mep/mep-intrin.h: Regenerate.
8417 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8420 * jump.c (returnjump_p): Revert last patch.
8421 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8423 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8426 * pa.md (casesi32p): Use jump table label to determine the offset
8428 (casesi64p): Likewise.
8430 * pa.c (forward_branch_p): Return bool type. Use instruction
8431 addresses when available. Assert that INSN has a jump label.
8432 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8435 2009-07-01 Richard Guenther <rguenther@suse.de>
8437 PR tree-optimization/19831
8438 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8439 that only act as barriers do not make any previous stores necessary.
8440 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8441 HEAP variables global, do not add a constraint from nonlocal.
8442 (find_func_aliases): Handle escapes through return statements.
8443 (compute_points_to_sets): Make escaped HEAP variables global.
8445 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8448 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8449 after reducing a DImode cstore to SImode.
8451 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8453 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8454 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8456 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8458 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8459 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8461 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8462 and umod_optab if TARGET_BSD_DIVMOD.
8463 * config/vax/lib1funcs.asm: New file.
8464 * config/vax/t-linux: New file.
8465 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8467 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8470 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8471 to type arguments that have void type.
8474 * dwarf2out.c (gen_formal_parameter_die): Call
8475 equate_decl_number_to_die if node is different from origin.
8477 2009-06-30 Anthony Green <green@moxielogic.com>
8479 Clean up moxie port for --enable-build-with-cxx.
8480 * config/moxie/moxie.c (moxie_function_value): First two
8481 parameters are const_tree, not tree.
8482 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8483 (REG_CLASS_NAMES): Ditto.
8484 (REGNO_REG_CLASS): Ditto.
8485 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8486 (moxie_function_value): Fix constyness of arguments.
8488 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8490 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8491 finalize_size_functions before further processing.
8492 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8493 (variable_size): Call self_referential_size on size expressions
8494 that contain a PLACEHOLDER_EXPR.
8495 (size_functions): New static variable.
8496 (copy_self_referential_tree_r): New static function.
8497 (self_referential_size): Likewise.
8498 (finalize_size_functions): New global function.
8499 * tree.c: Include tree-inline.h.
8500 (push_without_duplicates): New static function.
8501 (find_placeholder_in_expr): New global function.
8502 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8504 <tcc_expression>: Likewise.
8505 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8506 the call in the expression.
8507 * tree.h (finalize_size_functions): Declare.
8508 (find_placeholder_in_expr): Likewise.
8509 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8510 (substitute_placeholder_in_expr): Update comment.
8511 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8513 (copy_tree_body_r): Likewise.
8514 (copy_tree_body): New static function.
8515 (maybe_inline_call_in_expr): New global function.
8516 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8517 (maybe_inline_call_in_expr): Declare.
8518 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8519 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8522 2009-06-30 Richard Guenther <rguenther@suse.de>
8524 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8526 (propagate_necessity): Do not mark reaching defs of stores
8529 2009-06-30 Jan Hubicka <jh@suse.cz>
8531 * cfgloopanal.c (check_irred): Move into ...
8532 (mark_irreducible_loops): ... here; return true if ireducible
8534 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8535 (analyze_function): Try to prove loop finiteness.
8536 * cfgloop.h (mark_irreducible_loops): Update prototype.
8537 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8539 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8541 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8543 2009-06-30 Ira Rosen <irar@il.ibm.com>
8545 PR tree-optimization/40542
8546 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8549 2009-06-30 Martin Jambor <mjambor@suse.cz>
8551 PR tree-optimization/40582
8552 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8553 than useless_type_conversion_p.
8554 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8557 2009-06-30 Martin Jambor <mjambor@suse.cz>
8560 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8562 2009-06-30 Richard Guenther <rguenther@suse.de>
8564 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8565 use ao_ref references.
8566 (walk_aliased_vdefs): Likewise.
8567 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8568 * tree-ssa-dce.c (struct ref_data): Remove.
8569 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8570 (mark_aliased_reaching_defs_necessary): Adjust.
8571 (mark_all_reaching_defs_necessary_1): Likewise.
8573 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8576 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8577 (emit_store_flag_1): Extract from emit_store_flag, adjust
8578 calls to (what now is) emit_cstore.
8579 (emit_store_flag): Call emit_store_flag_1 and also use it
8580 for what used to be recursive calls.
8582 2009-06-30 Wei Guozhi <carrot@google.com>
8585 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8586 if the target bb post dominates from bb.
8587 * config/i386/i386.c (memory_address_length): Check existence of base
8588 register before using it.
8590 2009-06-30 Nick Clifton <nickc@redhat.com>
8591 DJ Delorie <dj@redhat.com>
8593 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8594 __FMOVD_ENABLED__ is defined.
8596 (TARGET_FMOVD): Provide a default definition.
8597 (MASK_FMOVD): Likewise.
8598 (TARGET_CPU_CPP_BUILTINS): Define
8599 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8600 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8601 two fmov instructions depending upon whether TARGET_FMOVD is
8603 (split for DF load from memory into register): Also handle
8604 MEMs which consist of REG+DISP addressing.
8605 (split for DF store from register to memory): Likewise.
8606 * config/sh/sh.opt (mfmovd): Remove this switch.
8607 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8608 * config/sh/sh.c (sh_override_options): Do not automatically
8609 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8610 that to the -mfmovd command line switch.
8612 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8614 (fldi_ok): Always allow.
8615 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8617 2009-06-29 DJ Delorie <dj@redhat.com>
8619 * doc/install.texi (mep-x-elf): Correct chip's full name.
8621 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8623 * doc/extend.texi: Fix typo.
8625 2009-06-29 Tom Tromey <tromey@redhat.com>
8628 * Makefile.in (DWARF2_H): New variable.
8630 (dwarf2out.o): Likewise.
8631 (dwarf2asm.o): Likewise.
8632 * config/i386/t-i386: Use DWARF2_H.
8633 * except.c: Include elf/dwarf2.h.
8634 * unwind-dw2.c: Include elf/dwarf2.h.
8635 * dwarf2out.c: Include elf/dwarf2.h.
8636 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8637 <dtprel>: New field.
8638 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8639 (size_of_loc_descr): Likewise.
8640 (output_loc_operands_raw): Likewise.
8641 (output_loc_operands): Handle new dtprel field.
8642 (loc_checksum): Update.
8643 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8644 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8645 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8646 * dwarf2asm.c: Include elf/dwarf2.h.
8647 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8648 * config/mmix/mmix.c: Include elf/dwarf2.h.
8649 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8650 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8651 * config/sh/sh.c: Include elf/dwarf2.h.
8652 * config/i386/i386.c: Include elf/dwarf2.h.
8654 2009-06-29 DJ Delorie <dj@redhat.com>
8656 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8658 * doc/extend.texi: Add MeP attributes and pragmas.
8659 * doc/invoke.text: Add MeP Options.
8660 * doc/contrib.texi: Add MeP contribution.
8661 * doc/md.texi: Add MeP constraints.
8662 * doc/install.texi: Add MeP target.
8664 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8666 * target.h (struct gcc_target): Add frame_pointer_required field.
8667 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8668 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8669 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8671 * reload1.c (update_eliminables): (Ditto.).
8672 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8673 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8674 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8676 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8678 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8679 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8680 (arm_frame_pointer_required): New function.
8682 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8683 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8684 (avr_frame_pointer_required_p): Declare as static.
8685 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8687 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8688 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8689 (bfin_frame_pointer_required): Make as static, change return type
8691 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8693 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8694 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8695 (cris_frame_pointer_required): New function.
8697 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8699 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8700 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8701 (fr30_frame_pointer_required): New function.
8703 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8704 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8705 (frv_frame_pointer_required): Make as static, change return type
8707 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8709 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8710 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8711 (ix86_frame_pointer_required): Make as static, change return type to
8713 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8715 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8716 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8718 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8720 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8722 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8724 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8725 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8726 (mips_frame_pointer_required): Make as static.
8727 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8729 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8730 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8731 (mmix_frame_pointer_required): Mew function.
8733 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8734 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8736 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8738 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8740 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8742 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8743 (CAN_ELIMINATE): Redefine.
8744 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8745 (sparc_frame_pointer_required): New function.
8746 (sparc_can_eliminate): New function.
8747 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8749 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8750 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8752 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8753 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8754 (xtensa_frame_pointer_required): Make as static, change return type
8756 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8759 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8761 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8762 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8763 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8764 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8765 (register_callback): Handle PLUGIN_START_UNIT.
8766 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8768 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8770 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8772 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8773 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8775 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8777 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8780 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8782 * doc/extend.texi (Additional Floating Types): __float128 is also
8783 supported on i386 targets.
8785 2009-06-29 Richard Guenther <rguenther@suse.de>
8788 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8790 (pt_solutions_same_restrict_base): Declare.
8791 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8793 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8794 (make_constraint_from, make_copy_constraint): Move earlier.
8795 (make_constraint_from_heapvar): New function.
8796 (make_constraint_from_restrict): Likewise.
8797 (handle_lhs_call): Use it.
8798 (find_func_aliases): Use it to track conversions to restrict
8800 (struct fieldoff): Add only_restrict_pointers flag.
8801 (push_fields_onto_fieldstack): Initialize it.
8802 (create_variable_info_for): Track global restrict qualified pointers.
8803 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8804 Track restrict qualified pointer arguments.
8805 (set_uids_in_ptset): Use varinfo is_global_var flag.
8806 (find_what_var_points_to): Set the vars_contains_restrict flag.
8807 Always create the points-to solution for sets including restrict tags.
8808 (pt_solutions_same_restrict_base): New function.
8809 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8810 qualified pointers use pt_solutions_same_restrict_base as
8811 additional source for disambiguation.
8813 2009-06-29 Richard Guenther <rguenther@suse.de>
8816 * alias.c (find_base_decl): Remove.
8817 (get_deref_alias_set_1): Remove restrict handling.
8818 * c-common.c (c_apply_type_quals_to_decl): Do not set
8819 DECL_POINTER_ALIAS_SET.
8820 * gimplify.c (find_single_pointer_decl_1): Remove.
8821 (find_single_pointer_decl): Likewise.
8822 (internal_get_tmp_var): Remove restrict handling.
8823 (gimple_regimplify_operands): Likewise.
8824 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8825 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8826 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8827 * tree.c (restrict_base_for_decl): Remove.
8828 (init_ttree): Do not allocate it.
8829 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8830 LABEL_DECL_UID for label decls.
8831 (copy_node_stat): Do not copy restrict information.
8832 (decl_restrict_base_lookup): Remove.
8833 (decl_restrict_base_insert): Likewise.
8834 (print_restrict_base_statistics): Likewise.
8835 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8836 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8837 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8838 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8839 (LABEL_DECL_UID): Adjust.
8840 (DECL_BASED_ON_RESTRICT_P): Remove.
8841 (DECL_GET_RESTRICT_BASE): Likewise.
8842 (SET_DECL_RESTRICT_BASE): Likewise.
8843 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8845 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8846 instead of DECL_POINTER_ALIAS_SET.
8847 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8848 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8849 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8851 2009-06-29 Richard Guenther <rguenther@suse.de>
8853 PR tree-optimization/40579
8854 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8855 the IL to simplify has constants that overflowed.
8857 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8859 PR tree-optimization/40550
8860 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8861 vector_compute_type only when the size of vector_compute_type is
8862 less than the size of type.
8864 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8866 * fold-const.c (contains_label_1): Fix comments.
8867 (contains_label_p): Do not walk trees multiple time.
8869 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8871 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8872 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8873 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8874 ix86_fp_comparison_operator.
8875 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8876 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8877 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8878 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8879 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8880 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8881 (related splits): Change predicate to ix86_fp_comparison_operator.
8882 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8883 instead of ix86_fp_comparison_codes.
8884 (ix86_trivial_fp_comparison_operator,
8885 ix86_fp_comparison_operator): New.
8886 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8887 (ix86_expand_compare): Eliminate last two parameters.
8888 (ix86_fp_jump_nontrivial_p): Kill.
8889 * config/i386/i386.c (put_condition_code): Eliminate call to
8890 ix86_fp_comparison_codes and subsequent assertion.
8891 (ix86_fp_comparison_codes): Eliminate.
8892 (ix86_fp_swap_condition): New.
8893 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8894 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8895 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8896 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8897 and ix86_fp_swap_condition.
8898 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8899 Use ix86_fp_comparison_strategy.
8900 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8901 (ix86_fp_jump_nontrivial_p): Eliminate.
8902 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8903 call to ix86_expand_compare.
8904 (ix86_split_fp_branch, ix86_expand_setcc,
8905 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8906 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8908 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8910 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8911 related to jump_clobbers.
8912 * config/arm/arm.md (conds): Remove jump_clob case.
8913 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8914 splits): Change comparison_operator to arm_comparison_operator.
8915 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8918 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8920 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8921 condition for floating point modes.
8922 * expmed.c (emit_store_flag_1): Move here a bigger part
8924 (emit_store_flag): Try swapping the condition for floating point
8926 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8928 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8930 * expr.c (expand_expr_real_1): Just use do_store_flag.
8931 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8932 emit_store_flag_force.
8933 * expmed.c (emit_store_flag_force): Copy here trick
8934 previously in expand_expr_real_1. Try reversing the comparison.
8935 (emit_store_flag_1): Work if target is NULL.
8936 (emit_store_flag): Work if target is NULL, using the result mode
8937 from the comparison. Use split_comparison, restructure final part
8938 to simplify conditionals.
8940 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8942 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8943 * dojump.c (do_jump): Change handling of floating-point
8944 ops to use just do_compare_and_jump.
8945 (split_comparison): New.
8946 (do_compare_rtx_and_jump): Add here logic coming previously
8947 in do_jump, using split_comparison.
8949 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8952 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8954 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8956 * tree-ssa-alias.c: Fix unintentional commit.
8958 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8960 * passes.c (execute_one_pass): Fix unintentional commit.
8962 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8964 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8965 (df_rd_local_compute, df_md_local_compute): Inline them.
8967 (df_md_scratch): New.
8968 (df_md_alloc, df_md_free): Allocate/free it.
8969 (df_md_local_compute): Only include live registers in init.
8970 (df_md_transfer_function): Prune the in-set computed by
8971 the confluence function, and the gen-set too.
8973 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8975 PR rtl-optimization/26854
8976 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8977 * df-problems.c (df_rd_add_problem): Fix comment.
8978 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8979 df_md_simulate_artificial_defs_at_top,
8980 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8981 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8982 df_md_transfer_function, df_md_init, df_md_confluence_0,
8983 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8984 problem_MD, df_md_add_problem): New.
8985 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8986 df_md_get_bb_info): New.
8987 (DF_LAST_PROBLEM_PLUS1): Adjust.
8989 * Makefile.in (fwprop.o): Include domwalk.h.
8990 * fwprop.c: Include domwalk.h.
8991 (reg_defs, reg_defs_stack): New.
8992 (bitmap_only_bit_between): Remove.
8993 (process_defs): New.
8994 (process_uses): Use reg_defs and local_md instead of
8995 bitmap_only_bit_between and local_rd.
8996 (single_def_use_enter_block): New, from build_single_def_use_links.
8997 (single_def_use_leave_block): New.
8998 (build_single_def_use_links): Remove code moved to
8999 single_def_use_enter_block, invoke domwalk.
9000 (use_killed_between): Adjust comment.
9002 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9004 * bitmap.h (bitmap_ior_and_into): New.
9005 * bitmap.c (bitmap_ior_and_into): New.
9007 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9009 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9010 before_dom_children_before_stmts and after_dom_children_after_stmts.
9011 Rename the two remaining callbacks to just before_dom_children and
9012 after_dom_children. Remove other GIMPLE statement walking bits.
9013 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9014 * graphite.c: Do not include domwalk.h.
9015 * tree-into-ssa.c (interesting_blocks): New global.
9016 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9017 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9018 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9019 now that they're not domwalk callbacks.
9020 (rewrite_initialize_block): Rename to...
9021 (rewrite_enter_block): ... this, place after called functions. Test
9022 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9023 (rewrite_finalize_block): Rename to...
9024 (rewrite_leave_block): ... this, place after called functions.
9025 (rewrite_update_init_block): Rename to...
9026 (rewrite_update_enter_block): ... this, place after called functions.
9027 Test interesting_blocks, call rewrite_update_stmt and
9028 rewrite_update_phi_arguments.
9029 (rewrite_update_fini_block): Rename to...
9030 (rewrite_leave_block): ... this, place after called functions.
9031 (rewrite_blocks): Remove last argument, simplify initialization of
9033 (mark_def_sites_initialize_block): Rename to...
9034 (mark_def_sites_block): ... this, call mark_def_sites.
9035 (mark_def_sites_blocks): Remove argument, simplify initialization of
9037 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9038 (update_ssa): Likewise.
9039 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9041 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9042 (dom_opt_initialize_block): Rename to...
9043 (dom_opt_enter_block): ... this, place after called functions. Walk
9044 statements here, inline propagate_to_outgoing_edges.
9045 (dom_opt_finalize_block): Rename to...
9046 (dom_opt_leave_block): ... this, place after called functions.
9047 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9049 (dse_enter_block, dse_record_phi): New.
9050 (dse_record_phis): Delete.
9051 (dse_finalize_block): Rename to...
9052 (dse_leave_block): ... this.
9053 (tree_ssa_dse): Simplify initialization of walk_data.
9054 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9055 Adjust initialization of walk_data.
9056 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9057 * tree-ssa-loop-phiopt.c (get_non_trapping):
9058 Adjust initialization of walk_data.
9059 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9060 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9061 it's not a domwalk callback.
9062 (uncprop_initialize_block): Rename to...
9063 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9064 (dse_finalize_block): Rename to...
9065 (dse_leave_block): ... this.
9066 (tree_ssa_uncprop): Simplify initialization of walk_data.
9067 * Makefile.in: Adjust dependencies.
9069 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9071 * arm.md (casesi): Fix test for Thumb1.
9072 (thumb1_casesi_internal_pic): Likewise.
9073 (thumb1_casesi_dispatch): Likewise.
9075 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9077 * config/arm/arm-cores.def: Added core cortex-m0.
9078 * config/arm/arm-tune.md: Regenerated.
9079 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9081 2009-06-26 DJ Delorie <dj@redhat.com>
9083 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9085 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9086 the scheduler doesn't tag jump insns.
9088 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9090 * c-decl.c (merge_decls): Re-indent.
9092 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9095 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9096 Special-case decimal float constants.
9098 2009-06-26 Richard Henderson <rth@redhat.com>
9100 * function.h (struct function): Add cannot_be_copied_reason,
9101 and cannot_be_copied_set.
9102 * tree-inline.c (has_label_address_in_static_1): Rename from
9103 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9104 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9105 don't set inline_forbidden_reason.
9106 (copy_forbidden): New function, split out of inline_forbidden_p.
9107 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9108 (inline_forbidden_p): Use copy_forbidden.
9109 (tree_versionable_function_p): Likewise.
9110 (inlinable_function_p): Merge into tree_inlinable_function_p.
9111 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9112 * ipa-cp.c (ipcp_versionable_function_p): New function.
9113 (ipcp_cloning_candidate_p): Use it.
9114 (ipcp_node_modifiable_p): Likewise.
9116 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9118 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9119 that is marked not to be inlined. Remove flag_mudflap use.
9120 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9121 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9123 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9126 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9127 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9129 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9131 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9133 (__mingwthr_remove_key_dtor): Likewise.
9135 2009-06-26 Richard Guenther <rguenther@suse.de>
9137 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9139 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9142 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9143 try the non-cond_exec path also.
9145 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9148 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9149 (output_cbranch): Use new functions.
9150 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9153 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9154 Pat Haugen <pthaugen@us.ibm.com>
9155 Revital Eres <ERES@il.ibm.com>
9157 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9158 for %c error. Add %x support to print VSX registers as a unified
9159 register set, instead of separate float and altivec registers.
9160 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9161 %y case, and add support for VSX pre-modify addresses.
9162 (output_toc): Add assert for CONST containing an integer constant
9164 (rs6000_adjust_cost): Add POWER7 support.
9165 (insn_must_be_first_in_group): Ditto.
9166 (insn_must_be_last_in_group): Ditto.
9167 (rs6000_emit_popcount): Ditto.
9168 (rs6000_vector_mode_supported_p): Ditto.
9170 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9171 Change some of the functions called by macros to being called
9172 through a pointer, so debug functions can be inserted if
9173 -mdebug=addr or -mdebug=cost.
9174 (rs6000_preferred_reload_class_ptr): Ditto.
9175 (rs6000_secondary_reload_class_ptr): Ditto.
9176 (rs6000_secondary_memory_needed_ptr): Ditto.
9177 (rs6000_cannot_change_mode_class_ptr): Ditto.
9178 (rs6000_secondary_reload_inner): Ditto.
9179 (rs6000_legitimize_reload_address): Ditto.
9180 (rs6000_legitimize_reload_address_ptr): Ditto.
9181 (rs6000_mode_dependent_address): Ditto.
9182 (rs6000_mode_dependent_address_ptr): Ditto.
9184 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9185 function to return true if the mode allows reg + integer
9187 (virtual_stack_registers_memory_p): New function to return true if
9188 the address refers to a virtual stack register.
9189 (rs6000_legitimate_offset_address_p): Move code to say whether a
9190 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9192 (rs6000_legitimate_address_p): Add checks for modes that only can
9193 do reg+reg addressing. Start adding VSX support.
9194 (rs6000_legitimize_reload_address): Ditto.
9195 (rs6000_legitimize_address): Ditto.
9196 (rs6000_debug_legitimate_address_p): New debug functions for
9197 -mdebug=addr and -mdebug=cost.
9198 (rs6000_debug_rtx_costs): Ditto.
9199 (rs6000_debug_address_costs): Ditto.
9200 (rs6000_debug_adjust_cost): Ditto.
9201 (rs6000_debug_legitimize_address): Ditto.
9202 (rs6000_legitimize_reload_address_ptr): Point to call normal
9203 function or debug function. Make functions called via pointer
9205 (rs6000_mode_dependent_address_ptr): Ditto.
9206 (rs6000_secondary_reload_class_ptr): Ditto.
9207 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9208 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9209 into a friendlier error.
9210 (rs6000_init_builtins): Add initial VSX support.
9211 (rs6000_adjust_cost): Fix some spacing issues.
9213 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9214 (REG_CLASS_NAMES): Ditto.
9215 (REG_CLASS_CONTENTS): Ditto.
9216 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9217 pointer, to add -mdebug=addr support.
9218 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9219 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9220 -mdebug=addr support.
9221 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9222 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9223 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9225 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9227 (bswapsi*): Set attribute types for load/store. Add combiner
9228 patterns to eliminate zero extend on 64-bit.
9229 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9230 stdbrx if the hardware supports those instructions.
9232 2009-06-25 Ian Lance Taylor <iant@google.com>
9234 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9235 (Link Options): Document -static-libstdc++.
9237 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9240 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9241 DATA_ALIGNMENT instead.
9243 2009-06-25 Richard Guenther <rguenther@suse.de>
9245 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9246 indirect references against the callused/escaped solutions.
9247 (call_may_clobber_ref_p_1): Likewise.
9249 2009-06-25 Martin Jambor <mjambor@suse.cz>
9251 PR tree-optimization/40493
9252 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9253 (enum unscalarized_data_handling): New type.
9254 (handle_unscalarized_data_in_subtree): Return what has been done.
9255 (load_assign_lhs_subreplacements): Handle left flushes differently.
9256 (sra_modify_assign): Use unscalarized_data_handling, simplified
9257 condition determining whether to remove the statement.
9259 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9261 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9262 excerpt - @ should be doubled for texinfo.
9264 2009-06-24 Ian Lance Taylor <iant@google.com>
9266 * config/arc/arc.c: Include "df.h".
9267 (arc_attribute_table): Make static. Move higher in file.
9268 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9269 (output_shift): Initialize n later to avoid warning.
9270 * config/arm/arm.c (arm_attribute_table): Make static. Move
9272 * config/avr/avr.c (avr_attribute_table): Make static. Move
9274 (reg_class_tab): Change array type from int to enum reg_class.
9275 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9277 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9278 (lshrhi3_out): Likewise.
9279 (class_likely_spilled_p): Change return type to bool.
9280 (avr_rtx_costs): Use local code variable with enum type.
9281 * config/avr/avr.md (movmemhi): Use add_reg_note.
9282 (andhi3, andsi3): Don't use AS2 with "and".
9283 (iorhi3, iorsi3): Don't use AS2 with "or".
9284 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9285 * config/crx/crx.c: Include "df.h".
9286 (crx_attribute_table): Make static.
9287 * config/m32r/m32r.c: Include "df.h".
9288 (m32r_attribute_table): Make static. Move higher in file.
9289 (pop): Use add_reg_note.
9290 (block_move_call): Change 0 to LCT_NORMAL in function call.
9291 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9292 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9293 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9294 declare, not just when TREE_CODE is defined.
9295 * config/m68hc11/m68hc11.c: Include "expr.h".
9296 (m68hc11_attribute_table): Make static. Move higher in file.
9297 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9299 (m68hc11_register_indirect_p): Likewise.
9300 (m68hc11_function_arg_padding): Change return type to enum
9302 (emit_move_after_reload): Use add_reg_note.
9303 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9304 (m68hc11_split_logical): Likewise.
9305 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9307 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9308 to VOIDmode in function call.
9309 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9311 (m68hc11_split_logical): Update declaration.
9312 (m68hc11_function_arg_padding): Update declaration.
9313 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9314 to array of enum reg_class.
9315 (mcore_attribute_table): Make static. Move higher in file.
9316 (mcore_rtx_costs): Add cast to enum type.
9317 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9318 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9319 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9321 * config/sh/predicates.md (trapping_target_operand): Rename and to
9323 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9325 * config/spu/spu.c (spu_attribute_table): Make static. Move
9327 * config/v850/v850.c (v850_attribute_table): Make static. Move
9329 (v850_rtx_costs): Use local code with enum type.
9330 (expand_epilogue): Add cast.
9331 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9333 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9336 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9337 -m2a-single-only and -m2a-nofpu.
9338 * config/sh/sh.opt: Document m2a generates FPU code.
9340 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9342 * defaults.h (CAN_ELIMINATE): Provide default.
9343 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9344 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9345 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9346 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9347 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9348 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9349 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9350 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9351 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9352 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9354 2009-06-24 DJ Delorie <dj@redhat.com>
9356 * mep-ext-cop.cpu: Fix copyright notice.
9357 * mep-default: Fix copyright notice.
9358 * mep-core: Fix copyright notice.
9359 * mep: Fix copyright notice.
9360 * mep-ivc2: Fix copyright notice.
9361 * mep-c5: Fix copyright notice.
9363 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9365 * doc/contrib.texi (Contributors):
9367 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9370 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9371 src and dst operands if necessary.
9373 2009-06-23 DJ Delorie <dj@redhat.com>
9376 * config.gcc: Add mep support.
9377 * recog.c: Resurrect validate_replace_rtx_subexp().
9378 * recog.h: Likewise.
9379 * config/mep/: Add new port:
9380 * config/mep/constraints.md: New file.
9381 * config/mep/default.h: New file.
9382 * config/mep/intrinsics.h: New file.
9383 * config/mep/intrinsics.md: New file.
9384 * config/mep/ivc2-template.h: New file.
9385 * config/mep/mep-c5.cpu: New file.
9386 * config/mep/mep-core.cpu: New file.
9387 * config/mep/mep-default.cpu: New file.
9388 * config/mep/mep-ext-cop.cpu: New file.
9389 * config/mep/mep-intrin.h: New file.
9390 * config/mep/mep-ivc2.cpu: New file.
9391 * config/mep/mep-lib1.asm: New file.
9392 * config/mep/mep-lib2.c: New file.
9393 * config/mep/mep-pragma.c: New file.
9394 * config/mep/mep-protos.h: New file.
9395 * config/mep/mep-tramp.c: New file.
9396 * config/mep/mep.c: New file.
9397 * config/mep/mep.cpu: New file.
9398 * config/mep/mep.h: New file.
9399 * config/mep/mep.md: New file.
9400 * config/mep/mep.opt: New file.
9401 * config/mep/predicates.md: New file.
9402 * config/mep/t-mep: New file.
9404 2009-06-23 Ian Lance Taylor <iant@google.com>
9406 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9407 from loose_warn into c_loose_warn and from strict_warn into
9408 c_strict_warn. Set and substitute warn_cxxflags. Check for
9409 --enable-build-with-cxx. Set and substitute
9410 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9411 * Makefile.in (CXXFLAGS): New variable.
9412 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9413 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9414 the default is the same as $(STRICT_WARN).
9415 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9416 (CXX): New variable.
9417 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9418 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9419 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9420 (HOST_LIBS): New variable.
9421 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9422 (ALL_CXXFLAGS): New variable.
9423 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9424 * doc/install.texi (Configuration): Document
9425 --enable-build-with-cxx, --with-stage1-ldflags,
9426 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9427 * configure: Rebuild.
9429 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9431 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9432 from previous commit.
9434 2009-06-23 Ian Lance Taylor <iant@google.com>
9436 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9438 2009-06-23 Ian Lance Taylor <iant@google.com>
9440 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9441 with ATTRIBUTE_UNUSED.
9443 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9444 Pat Haugen <pthaugen@us.ibm.com>
9445 Revital Eres <eres@il.ibm.com>
9447 * config.in (HAVE_AS_POPCNTD): Add default definition.
9448 (HAVE_AS_LWSYNC): Ditto.
9450 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9452 (gcc_cv_as_powerpc_cmpb): Ditto.
9453 (gcc_cv_as_powerpc_dfp): Ditto.
9454 (gcc_cv_as_powerpc_vsx): Ditto.
9455 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9456 supporting the popcntd/lwsync instructions.
9457 (gcc_cv_as_powerpc_lwsync): Ditto.
9458 * configure: Regenerate.
9460 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9461 -mcpu=native and -mcpu=power7.
9462 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9464 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9465 a variable instead of a mask to reduce the number of mask bits.
9466 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9467 (-mbit-word): Ditto.
9468 (-mregnames): Ditto.
9469 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9470 (-mfused-madd): Ditto.
9472 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9474 (-mvsx): New switch for VSX instructions.
9475 (-misel): Move from a variable to a mask to allow it to be set by
9478 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9479 function declaration to an array declaration.
9480 (rs6000_hard_regno_nregs): New external array declaration.
9482 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9483 files included by rs6000.md.
9485 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9486 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9488 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9490 (rs6000_debug_reg): New -mdebug= variables.
9491 (rs6000_debug_addr): Ditto.
9492 (rs6000_debug_cost): Ditto.
9493 (rs6000_pmode): New variable to hold Pmode.
9494 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9495 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9496 calculated at compiler start.
9497 (rs6000_hard_regno_nregs): Change function to an array which holds
9498 HARD_REGNO_NREGS calculated at compiler start.
9499 (rs6000_explicit_options): Delete isel field.
9500 (rs6000_vector_unit): New array to hold which vector unit
9501 supports arithmetic options for a given type.
9502 (rs6000_vector_mem): New array to hold which vector unit supports
9503 memory reference operations for a given type.
9504 (rs6000_vector_align): New array to given the alignment of each
9506 (power7_cost): New basic costs for power7.
9507 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9508 (rs6000_hard_regno_nregs_internal): New function, moved from
9509 HARD_REGNO_NREGS, to calculate the number of registers each hard
9510 register takes for each type.
9511 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9512 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9513 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9514 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9515 unit information here so it is calculated once at compiler startup
9517 (rs6000_override_options): Make -misel a target mask. Add more
9518 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9519 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9521 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9522 (rs6000_handle_option): Move -misel from variable to target mask.
9523 (rs6000_builtin_mask_for_load): Add VSX support.
9524 (rs6000_conditional_register_usage): Ditto.
9525 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9526 (function_arg_boundary): Ditto.
9527 (rs6000_expand_builtin): Ditto.
9528 (def_builtin): Make abort message a little friendlier.
9529 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9531 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9532 assembler support the popcntd instruction instead of a vsx
9533 instruction to enable power7 support.
9534 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9535 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9536 option to the assembler if -mcpu=native.
9537 (ASM_CPU_NATIVE_SPEC): Ditto.
9538 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9540 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9541 the lwsync instruction.
9542 (enum processor_type): Add PROCESSOR_POWER7.
9543 (rs6000_debug_reg): New -mdebug= options.
9544 (rs6000_debug_addr): Ditto.
9545 (rs6000_debug_cost): Ditto.
9546 (rs6000_isel): Delete.
9547 (enum rs6000_vector): New enum to say what vector unit we have.
9548 (VECTOR_UNIT_*): New macros to say which vector unit has
9549 arithmetic operations for a given type.
9550 (VECTOR_MEM_*): New macros to say which vector unit has memory
9551 operations for a given type.
9552 (TARGET_LDBRX): Whether the machine supports the ldbrx
9554 (TARGET_ISEL): Delete, -misel moved to be a mask.
9555 (TARGET_ISEL64): New macro for 64-bit isel support.
9556 (UNITS_PER_VSX_WORD): New macro.
9557 (POINTER_SIZE): Move to be an external variable, rather than
9558 calculating whether we are generating 32 ot 64-bit code.
9560 (STACK_BOUNDARY): Add VSX support.
9561 (LOCAL_ALIGNMENT): Ditto.
9562 (SLOW_UNALIGNED_ACCESS): Ditto.
9563 (VSX_REGNO_P): New macro for VSX support.
9564 (VFLOAT_REGNO_P): Ditto.
9565 (VINT_REGNO_P): Ditto.
9566 (VLOGICAL_REGNO_P): Ditto.
9567 (VSX_VECTOR_MODE): Ditto.
9568 (VSX_SCALAR_MODE): Ditto.
9570 (VSX_MOVE_MODE): Ditto.
9571 (VSX_REG_CLASS_P): Ditto.
9572 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9574 (UNITS_PER_SIMD_WORD): Add VSX support.
9575 (MODES_TIEABLE_P): Ditto.
9576 (STARTING_FRAME_OFFSET): Ditto.
9577 (STACK_DYNAMIC_OFFSET): Ditto.
9578 (EPILOGUE_USES): Ditto.
9579 (REGNO_REG_CLASS): Move to array lookup.
9580 (CLASS_MAX_NREGS): Ditto.
9581 (rs6000_vector_reg_class): Add declaration.
9582 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9583 overlap with the floating point and Altivec registers.
9585 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9587 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9588 give the appropriate asm switches if -mcpu=native.
9589 (host_detect_local_cpu): Add support for "asm".
9590 (host_detect_local_cpu): Follow GNU code guidelines for name.
9592 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9593 -mbit-word to a variable instead of being a target mask.
9595 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9596 emit the lwsync instruction instead of emitting the instruction as
9597 an integer constant.
9599 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9600 fixuns_trundfsi2, move expander into rs6000.md.
9602 * config/rs6000/rs6000.md (cpu): Add power7.
9603 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9604 (logical predicate patterns): Change the single instruction
9605 primitives that set CR0 to be fast_compare instead of compare.
9607 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9608 (popcntddi2): Ditto.
9609 (popcount<mode>): Ditto.
9610 (floating multiply/add insns): Name the floating point
9612 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9613 (isel_unsigned_<mode>): Ditto.
9614 (fixuns_trundfsi2): Move expander here from spe.md.
9615 (smindi3): Define if we have -misel on 64-bit systems.
9620 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9622 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9624 * config/avr/avr.c (avr_current_device): New variable.
9625 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9626 (avr_arch, mcu_type_s): Move to avr.h.
9627 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9628 default_data_section_start fields.
9629 (avr_arch): Moved from avr.c.
9630 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9631 library_name fields.
9632 (avr_current_device, avr_mcu_types, avr_arch_types,
9633 avr_device_to_arch, avr_device_to_data_start,
9634 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9635 (EXTRA_SPEC_FUNCTIONS): Define.
9636 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9637 options mapping. Use device_to_arch and device_to_data_start insted.
9638 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9639 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9640 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9641 * config/avr/driver-avr.c: New file.
9642 * config/avr/avr-devices.c: New file.
9644 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9646 * var-tracking.c (unshare_variable): Force initialized to
9647 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9648 (set_variable_part): Likewise.
9649 (struct variable_union_info): Remove pos_src field.
9650 (vui_vec, vui_allocated): New variables.
9651 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9652 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9653 == 1 use a simpler sorting algorithm. Compute pos field right
9654 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9655 Avoid quadratic comparison if !flag_var_tracking_uninit.
9656 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9657 unshare_variable unconditionally.
9658 (dataflow_set_different_2): Removed.
9659 (dataflow_set_different): Don't traverse second hash table.
9660 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9661 unconditionally to var_reg_set or var_mem_set.
9662 (emit_notes_in_bb): Likewise.
9663 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9665 (emit_note_insn_var_location): Don't set initialized to
9666 VAR_INIT_STATUS_INITIALIZED early.
9667 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9669 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9671 * tree-object-size.c (addr_object_size): Instead of checking
9672 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9673 are no FIELD_DECLs following it.
9675 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9677 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9678 order to match bswaps with signed source operands.
9680 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9682 * sdbout.c (sdbout_one_type): Fix braces in switch.
9684 2009-06-23 Richard Guenther <rguenther@suse.de>
9686 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9688 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9689 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9690 var_callused, callused_tree, var_storedanything, storedanything_tree,
9691 var_integer, integer_tree): Remove global variables.
9692 (new_var_info): Do not pass new id, append the new var to the
9693 global variable vector.
9694 (do_ds_constraint): Use is_global_var member of the variable-info.
9695 (new_scalar_tmp_constraint_exp): Adjust.
9696 (create_function_info_for): Likewise.
9697 (create_variable_info_for): Likewise.
9698 (find_what_var_points_to): Remove dead code.
9699 (init_base_vars): Simplify.
9700 (compute_points_to_sets): Adjust.
9702 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9704 * combine.c (try_combine): Dump information about the insns we're
9707 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9709 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9710 check when calling force_to_mode on TRUNCATE's operand.
9712 2009-06-22 Ian Lance Taylor <iant@google.com>
9714 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9716 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9718 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9720 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9722 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9723 override library linkage flags such as -static-libgcc or
9726 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9728 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9730 2009-06-22 Ian Lance Taylor <iant@google.com>
9732 * config/linux.opt: Put mglibc ahead of muclibc.
9734 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9735 for duplicate decls.
9737 2009-06-22 Matthias Klose <doko@ubuntu.com>
9739 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9741 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9744 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9745 instead of NULL if a parser error occurs.
9747 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9749 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9750 non-DWARF2_DEBUGGING_INFO version.
9752 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9754 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9755 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9757 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9758 (LIBGCC2_TF_CEXT): Define.
9761 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9764 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9766 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9768 * config/arm/arm.c (arm_override_options): Disable
9769 -mcaller-super-interworking and -mcallee-super-interworking.
9770 * doc/invoke.texi (ARM Options): Document this.
9772 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9774 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9775 * config/arm/constraints.md (j): New constraint for movw operands.
9776 (N): Remove thumb2 meaning.
9777 * config/arm/arm.md (*arm_movw): Delete.
9778 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9779 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9780 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9782 2009-06-22 Martin Jambor <mjambor@suse.cz>
9784 PR tree-optimization/40492
9785 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9786 build_ref_for_offset.
9788 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9790 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9791 JUMP_TABLE_DATA_P predicates where applicable.
9792 * auto-inc-dec.c: Ditto.
9793 * builtins.c: Ditto.
9794 * caller-save.c: Ditto.
9796 * cfgcleanup.c: Ditto.
9797 * cfglayout.c: Ditto.
9800 * combine-stack-adj.c: Ditto.
9806 * dwarf2asm.c: Ditto.
9807 * dwarf2out.c: Ditto.
9808 * emit-rtl.c: Ditto.
9814 * function.c: Ditto.
9817 * genpreds.c: Ditto.
9818 * genrecog.c: Ditto.
9820 * ira-costs.c: Ditto.
9821 * ira-lives.c: Ditto.
9824 * lower-subreg.c: Ditto.
9825 * modulo-sched.c: Ditto.
9827 * postreload.c: Ditto.
9828 * print-rtl.c: Ditto.
9837 * sched-vis.c: Ditto.
9839 * sel-sched-ir.c: Ditto.
9840 * simplify-rtx.c: Ditto.
9841 * targhooks.c: Ditto.
9842 * var-tracking.c: Ditto.
9843 * vmsdbgout.c: Ditto.
9845 2009-06-22 Matthias Klose <doko@ubuntu.com>
9847 * Makefile.in (install-plugin): Always use DESTDIR.
9849 2009-06-22 Olivier Hainque <hainque@adacore.com>
9851 * config/pa/pa.c (output_call): Don't optimize post call jumps
9852 into return address adjustments if the call may throw.
9854 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9856 * arm.c (thumb1_output_casesi): New function.
9857 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9858 optimizing for size or PIC.
9859 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9860 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9861 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9862 (thumb1_casesi_internal_pic): New expand rule.
9863 (thumb1_casesi_dispatch): New pattern.
9864 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9866 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9867 in the text seciton when PIC or optimizing for size.
9868 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9869 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9870 preservation properties of code.
9871 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9872 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9873 (__gnu_thumb1_case_si): New function.
9874 * t-arm (LIB1ASMSRC): Define here.
9875 (LIB1ASMFUNCS): Add some common functions.
9876 * t-arm-elf (LIB1ASMSRC): Delete.
9877 (LIB1ASMFUNCS): Append to existing set.
9878 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9879 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9880 * t-symbian (LIB1ASMFUNCS): Likewise.
9881 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9882 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9884 2009-06-21 Richard Guenther <rguenther@suse.de>
9886 PR tree-optimization/38729
9887 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9888 to loops with a single exit if -fno-expensive-optimizations.
9890 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9892 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9893 (dataflow_set): Change vars type from htab_t to shared_hash.
9894 (shared_hash_pool, empty_shared_hash): New variables.
9895 (vars_clear): Removed.
9896 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9897 shared_hash_find_slot_unshare, shared_hash_find_slot,
9898 shared_hash_find_slot_noinsert, shared_hash_find): New
9900 (shared_hash_unshare, shared_hash_destroy): New functions.
9901 (unshare_variable): Unshare set->vars if shared, use
9903 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9904 (get_init_value, find_src_set_src, dump_dataflow_set,
9905 clobber_variable_part, emit_notes_for_differences): Use
9907 (dataflow_set_init): Remove second argument, set vars to
9908 empty_shared_hash instead of creating a new htab.
9909 (dataflow_set_clear): Call shared_hash_destroy and set vars
9910 to empty_shared_hash instead of calling vars_clear.
9911 (dataflow_set_copy): Don't call vars_copy, instead just share
9912 the src htab with dst.
9913 (variable_union): Use shared_hash_*, use initially NO_INSERT
9914 lookup if set->vars is shared. Don't keep slot cleared before
9915 calling unshare_variable. Unshare set->vars if needed.
9916 Even ->refcount == 1 vars must be unshared if set->vars is shared
9917 and var needs to be modified.
9918 (variable_canonicalize): New function.
9919 (dataflow_set_union): If dst->vars is empty, just share src->vars
9920 with dst->vars and traverse with variable_canonicalize to canonicalize
9921 and unshare what is needed.
9922 (dataflow_set_different): If old_set and new_set use the same shared
9923 htab, they aren't different. If number of htab elements is different,
9924 htabs are different. Use shared_hash_*.
9925 (dataflow_set_destroy): Call shared_hash_destroy instead of
9927 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9928 second argument to dataflow_set_init.
9929 (vt_initialize): Likewise. Initialize shared_hash_pool and
9930 empty_shared_hash, move bb in/out initialization afterwards.
9931 Use variable_htab_free instead of NULL as changed_variables del hook.
9932 (variable_was_changed): Change type of second argument to pointer to
9933 dataflow_set. When inserting var into changed_variables, bump
9934 refcount. Unshare set->vars if set is shared htab and slot needs to
9936 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9937 lookup if set->vars is shared. Unshare set->vars if needed.
9938 Even ->refcount == 1 vars must be unshared if set->vars is shared
9939 and var needs to be modified. Adjust variable_was_changed caller.
9940 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9941 vars must be unshared if set->vars is shared and var needs to be
9942 modified. Adjust variable_was_changed caller.
9943 (emit_note_insn_var_location): Don't pool_free var.
9944 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9946 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9947 free_alloc_pool on shared_hash_pool.
9949 2009-06-20 Anthony Green <green@moxielogic.com>
9951 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9952 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9954 2009-06-20 Richard Guenther <rguenther@suse.de>
9956 * tree-ssa-structalias.c (find_func_aliases): For memset use
9957 a constraint from NULL if we memset to zero.
9958 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9959 we explicitly handle that do not read from memory.
9960 (call_may_clobber_ref_p_1): Properly handle builtins that may
9963 2009-06-20 Richard Guenther <rguenther@suse.de>
9965 PR tree-optimization/40495
9966 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9967 (new_scalar_tmp_constraint_exp): New function.
9968 (process_constraint): Do not create temporary decls.
9969 (process_all_all_constraints): Likewise.
9970 (handle_const_call): Likewise.
9971 (create_function_info_for): Do not set decl.
9973 2009-06-19 Ian Lance Taylor <iant@google.com>
9975 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9976 (rs6000_attribute_table): Make static; move before use.
9978 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9980 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9981 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9982 Propagate the TREE_READONLY flag without overwriting it.
9983 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9984 Propagate the TREE_READONLY flag onto the result.
9985 (process_call_operands): Move around. Use correct constant value.
9987 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9990 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9991 * config/arm/arm.md: Likewise.
9993 2009-06-19 Ian Lance Taylor <iant@google.com>
9995 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9996 to GIMPLE_ERROR_MARK.
9998 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9999 op2_original_type parameters. Warn about using different enum types.
10000 * c-parser.c (c_parser_conditional_expression): Pass original
10001 types to build_conditional_expr.
10002 * c-tree.h (build_conditional_expr): Update declaration.
10004 2009-06-19 Ian Lance Taylor <iant@google.com>
10006 * config/i386/i386.c (ix86_function_specific_save): Test that
10007 fields match values, rather than testing the values are in a
10010 2009-06-19 Richard Guenther <rguenther@suse.de>
10012 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10013 ADDR_EXPR pointers.
10014 (ptr_derefs_may_alias_p): Likewise.
10015 (ptr_deref_may_alias_ref_p_1): New function.
10016 (ptr_deref_may_alias_ref_p): Likewise.
10017 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10018 covered by looking at the ESCAPED solution.
10019 (call_may_clobber_ref_p_1): Likewise.
10020 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10021 Handle NULL_TREE offset. Do not produce redundant constraints.
10022 (process_all_all_constraints): New helper function.
10023 (do_structure_copy): Use it.
10024 (handle_lhs_call): Likewise.
10025 (find_func_aliases): Handle some builtins with pointer arguments
10026 and/or return values explicitly.
10028 2009-06-19 Ian Lance Taylor <iant@google.com>
10030 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10032 2009-06-19 Ian Lance Taylor <iant@google.com>
10034 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10036 2009-06-19 Ian Lance Taylor <iant@google.com>
10038 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10039 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10042 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10043 uninitialized const.
10045 2009-06-19 Ian Lance Taylor <iant@google.com>
10047 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10050 * c-decl.c (in_struct, struct_types): Remove.
10051 (struct c_binding): Add in_struct field.
10052 (c_binding_ptr): Define type, along with VEC.
10053 (struct c_struct_parse_info): Define.
10054 (struct_parse_info): New static variable.
10055 (bind): Initialize in_struct field.
10056 (start_struct): Remove enclosing_in_struct and
10057 enclosing_struct_types parameters. Add
10058 enclosing_struct_parse_info parameter. Change all callers. Set
10059 struct_parse_info rather than in_struct and struct_types.
10060 (grokfield): If -Wc++-compat and there is a symbol binding for the
10061 field name, set the in_struct flag and push it on the
10062 struct_parse_info->fields vector.
10063 (warn_cxx_compat_finish_struct): New static function.
10064 (finish_struct): Remove enclosing_in_struct and
10065 enclosing_struct_types parameters. Add
10066 enclosing_struct_parse_info parameter. Change all callers. Don't
10067 set C_TYPE_DEFINED_IN_STRUCT here. Call
10068 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10069 parameter. Only push on struct_types if warn_cxx_compat.
10070 (finish_enum): Only push on struct_types if warn_cxx_compat.
10071 (declspecs_add_type): Add loc parameter. Change all callers.
10072 Change all error calls to error_at. Pass loc, not input_location,
10073 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10074 defined in a struct. If -Wc++-compat and parsing a struct, record
10075 that a typedef name was used.
10076 * c-parser.c (c_parser_declspecs): Get location to pass to
10077 declspecs_add_type.
10078 (c_parser_struct_or_union_specifier): Update calls to start_struct
10080 * c-tree.h (struct c_struct_parse_info): Declare.
10081 (finish_struct, start_struct): Update declarations.
10082 (declspecs_add_type): Update declaration.
10084 2009-06-19 Ian Lance Taylor <iant@google.com>
10086 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10087 variable with an anonymous type.
10089 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10091 * see.c: Remove for real.
10093 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10095 * optabs.h (enum optab_index): Add new OTI_significand.
10096 (significand_optab): Define corresponding macro.
10097 * optabs.c (init_optabs): Initialize significand_optab.
10098 * genopinit.c (optabs): Implement significand_optab using
10099 significand?f2 patterns.
10100 * builtins.c (expand_builtin_mathfn): Handle
10101 BUILT_IN_SIGNIFICAND{,F,L}.
10102 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10103 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10105 * config/i386/i386.md (significandxf2, significand<mode>2): New
10106 expanders to implement significandf, significand and significandl
10107 built-ins as inline x87 intrinsics.
10109 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10111 * config/avr/avr.c (avr_override_options): Remove setting value of
10112 PARAM_INLINE_CALL_COST.
10114 2009-06-18 Richard Henderson <rth@redhat.com>
10117 * tree-pass.h (TDF_ASMNAME): New.
10118 * tree-dump.c (dump_options): Add asmname.
10119 * doc/invoke.texi: Document it.
10121 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10122 (dump_decl_name): ...here.
10123 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10124 (dump_generic_node): Update dump_function_name calls.
10125 (print_call_name): New flags arg; update all dump calls.
10126 * diagnostic.h (print_call_name): Update.
10127 * gimple-pretty-print.c (dump_gimple_call): Update.
10129 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10132 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10134 2009-06-18 Diego Novillo <dnovillo@google.com>
10136 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10137 * plugin.c (str_license): Declare.
10138 (try_init_one_plugin): Assert that the symbol
10139 'plugin_is_GPL_compatible' exists.
10141 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10144 * Makefile.in (OBJS-common): Remove see.o.
10146 * common.opt (fsee): Mark as preserved for backward compatibility.
10147 * opts.c (common_handle_option): Add OPT_fsee to the backward
10148 compatibility section.
10149 * passes.c (init_optimization_passes, pass_see): Remove pass.
10150 * timevar.def (TV_SEE): Remove.
10151 * tree-pass.h (pass_see): Remove declaration.
10152 * doc/invoke.texi (-fsee): Remove documentation.
10154 2009-06-18 Martin Jambor <mjambor@suse.cz>
10156 * tree-sra.c: Include statistics.h
10157 (sra_stats): New variable.
10158 (sra_initialize): Clear sra_stats.
10159 (create_access_replacement): Increment sra_stats.replacements.
10160 (get_access_replacement): Do not return twice.
10161 (analyze_all_variable_accesses): Increment statistics counter by the
10162 number of scalarized aggregates.
10163 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10164 (sra_modify_expr): Increment sra_stats.exprs.
10165 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10166 (sra_modify_assign): Increment sra_stats.exprs,
10167 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10168 (perform_intra_sra): Update statistics counters.
10169 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10171 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10173 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10174 (arm_scalar_mode_supported_p): New function.
10176 2009-06-18 Paul Brook <paul@codesourcery.com>
10177 Sandra Loosemore <sandra@codesourcery.com>
10179 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10180 (__extendhfsf2, __truncsfhf2): Define.
10181 * config/arm/fp16.c: New file.
10182 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10183 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10185 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10187 * doc/extend.texi (Half-Precision): New section.
10188 * doc/invoke.texi (Option Summary): List -mfp16-format.
10189 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10190 * config/arm/arm.opt (mfp16-format=): New.
10191 * config/arm/arm.c: Include intl.h.
10192 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10193 (TARGET_INVALID_RETURN_TYPE): Redefine.
10194 (TARGET_PROMOTED_TYPE): Redefine.
10195 (TARGET_CONVERT_TO_TYPE): Redefine.
10196 (arm_fp16_format): Define.
10197 (all_fpus): Add entry for neon-fp16.
10198 (fp_model_for_fpu): Likewise.
10199 (struct fp16_format): Declare.
10200 (all_fp16_formats): Define.
10201 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10203 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10205 (arm_legitimate_index_p): Treat HFmode like HImode.
10206 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10207 (coproc_secondary_reload_class): Special-case HFmode.
10208 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10209 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10210 (arm_init_fp16_builtins): New.
10211 (arm_init_builtins): Call it.
10212 (arm_invalid_parameter_type): New.
10213 (arm_invalid_return_type): New.
10214 (arm_promoted_type): New.
10215 (arm_convert_to_type).
10216 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10218 (arm_emit_fp16_const): New function.
10219 (arm_mangle_type): Mangle __fp16 as "Dh".
10220 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10222 (TARGET_NEON_FP16): New.
10223 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10224 (enum fputype): Add FPUTYPE_NEON_FP16.
10225 (enum arm_fp16_format_type): Declare.
10226 (arm_fp16_format): Declare.
10227 (LARGEST_EXPONENT_IS_NORMAL): Define.
10228 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10229 * config/arm/arm-modes.def (HFmode): Define.
10230 * config/arm/vfp.md: (*movhf_vfp): New.
10231 (extendhfsf2): New.
10233 * config/arm/arm.md: (fpu): Add neon_fp16.
10234 (floatsihf2, floatdihf2): New.
10235 (fix_trunchfsi2, fix_trunchfdi2): New.
10237 (extendhfdf2): New.
10239 (*arm32_movhf): New.
10240 (*thumb1_movhf): New.
10241 (consttable_2): Add check for HFmode constants.
10242 (consttable_4): Handle HFmode constants.
10244 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10246 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10248 2009-06-17 Olivier Hainque <hainque@adacore.com>
10250 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10251 const char ** conversion in AIX specific section.
10253 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10255 * config/i386/i386.c (ix86_special_builtin_type): Remove
10256 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10257 (bdesc_special_args): Updated.
10258 (ix86_init_mmx_sse_builtins): Likewise.
10259 (ix86_expand_special_args_builtin): Likewise.
10261 2009-06-17 Richard Henderson <rth@redhat.com>
10263 * tree-pretty-print.c (maybe_dump_asm_name): New.
10264 (dump_decl_name): Use it.
10265 (PRINT_FUNCTION_NAME): Merge into...
10266 (dump_function_name): ... here. Use maybe_dump_asm_name.
10268 2009-06-17 Cary Coutant <ccoutant@google.com>
10270 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10272 * debug.c (struct gcc_debug_hooks): Change placeholder for
10274 (debug_nothing_int_charstar_int): Replaced by...
10275 (debug_nothing_int_charstar_int_bool): ...this.
10276 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10277 source_line prototype.
10278 (debug_nothing_int_charstar_int): Replaced by...
10279 (debug_nothing_int_charstar_int_bool): ...this.
10280 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10281 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10282 Output is_stmt operand when necessary.
10283 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10284 (notice_source_line): Add is_stmt parameter.
10285 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10286 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10288 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10289 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10291 2009-06-17 Ian Lance Taylor <iant@google.com>
10293 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10295 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10298 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10300 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10301 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10302 tree_strip_sign_nop_conversions and
10303 tree_ssa_strip_useless_type_conversions rather than stripping
10304 the operations here.
10305 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10307 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10308 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10309 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10310 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10313 2009-06-17 Michael Eager <eager@eagercon.com>
10315 * config/rs6000/constraints.md (register_constraint "d"): New.
10316 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10317 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10318 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10319 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10320 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10321 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10322 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10323 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10324 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10325 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10327 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10328 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10329 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10330 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10331 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10332 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10333 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10334 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10335 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10336 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10337 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10338 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10339 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10340 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10342 2009-06-16 Ian Lance Taylor <iant@google.com>
10344 * profile.c (total_num_never_executed): Don't define.
10345 (compute_branch_probabilities): Don't count or print
10346 num_never_executed.
10347 (init_branch_prob): Don't set total_num_never_executed.
10348 (end_branch_prob): Don't print total_num_never_executed.
10350 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10352 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10354 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10356 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10357 (nabstd2_fpr): Same.
10359 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10361 * expr.c (expand_assignment): Change complex type check.
10363 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10365 * doc/plugins.texi (Building GCC plugins): Added new section.
10367 2009-06-17 Ian Lance Taylor <iant@google.com>
10369 * c-pch.c (get_ident): Don't set size of templ array.
10370 (pch_init): Don't set size of partial_pch array.
10372 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10373 string constant to intialize an array whose size is the length of
10376 2009-06-17 Richard Guenther <rguenther@suse.de>
10378 PR tree-optimization/40389
10379 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10380 to addressable types.
10381 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10383 2009-06-17 Richard Guenther <rguenther@suse.de>
10385 PR middle-end/40460
10386 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10387 if there is no evolution of left in the loop bail out.
10388 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10389 chrec_fold_multiply.
10391 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10392 Janis Johnson <janis187@us.ibm.com>
10395 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10396 for the symbol ref of a constant that is the source of a move
10397 - nor for any other not-obvious-label-ref constants.
10399 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10401 * plugin.c (position_pass): Skip newly inserted pass during list
10402 traversal to avoid repeated insertion.
10404 2009-06-16 Ian Lance Taylor <iant@google.com>
10406 * vec.h (VEC_stack_alloc): Define different version if
10407 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10408 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10409 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10410 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10412 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10414 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10416 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10417 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10418 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10419 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10420 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10421 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10422 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10423 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10424 __builtin_ia32_rdtscp.
10425 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10426 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10427 and __builtin_ia32_rorhi.
10428 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10429 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10430 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10431 (ix86_expand_args_builtin): Likewise.
10432 (ix86_expand_special_args_builtin): Likewise.
10434 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10435 (UNSPECV_RDTSC): Likewise.
10436 (UNSPECV_RDPMC): Likewise.
10437 (*bsr): Renamed to ...
10439 (*bsr_rex64): Renamed to ...
10442 (*rdpmc): Likewise.
10443 (*rdpmc_rex64): Likewise.
10445 (*rdtsc): Likewise.
10446 (*rdtsc_rex64): Likewise.
10447 (rdtscp): Likewise.
10448 (*rdtscp): Likewise.
10449 (*rdtscp_rex64): Likewise.
10451 * config/i386/ia32intrin.h: New.
10453 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10455 2009-06-16 Ian Lance Taylor <iant@google.com>
10457 * ira-build.c (copy_info_to_removed_store_destinations):
10458 Initialize parent_a.
10460 2009-06-16 Ian Lance Taylor <iant@google.com>
10462 * c-decl.c (grokdeclarator): Change size_varies to bool.
10464 2009-06-16 Ian Lance Taylor <iant@google.com>
10466 * sel-sched.c: Make forward declarations of move_op_hooks and
10467 fur_hooks explicitly extern.
10469 2009-06-16 Ian Lance Taylor <iant@google.com>
10471 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10472 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10474 2009-06-16 Ian Lance Taylor <iant@google.com>
10476 * resource.c (mark_referenced_resources): Change
10477 include_delayed_effects parameter to bool. Change all callers.
10478 (mark_end_of_function_resources): Likewise.
10479 * reorg.c (insn_references_resource_p): Likewise.
10480 (insn_sets_resource_p): Likewise.
10481 * resource.h (mark_referenced_resources): Update declaration.
10482 (mark_end_of_function_resources): Update declaration.
10484 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10486 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10488 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10490 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10491 GCC can bootstrap on AIX with GNU Binutils 2.20.
10493 2009-06-16 Ian Lance Taylor <iant@google.com>
10495 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10497 2009-06-16 Ian Lance Taylor <iant@google.com>
10499 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10500 inline, not extern inline.
10501 (exact_log2): Likewise.
10502 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10504 (exact_log2): Likewise, but don't test CTZ_HWI.
10506 2009-06-16 Ian Lance Taylor <iant@google.com>
10508 * bitmap.c (bitmap_clear): Don't declare as inline.
10509 * gimple.c (gimplify_assign): Likewise.
10510 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10511 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10512 (sched_scan_info): Remove duplicate definition.
10514 2009-06-16 Ian Lance Taylor <iant@google.com>
10516 * c-common.c (skip_evaluation): Don't define.
10517 (c_inhibit_evaluation_warnings): Define global variable.
10518 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10519 than skip_evaluation.
10520 (convert_and_check, warn_for_div_by_zero): Likewise.
10521 * c-common.h (skip_evaluation): Don't declare.
10522 (c_inhibit_evaluation_warnings): Declare.
10523 * c-parser.c (c_parser_typeof_specifier): Set
10524 c_inhibit_evaluation_warnings rather than skip_evaluation.
10525 (c_parser_conditional_expression): Likewise.
10526 (c_parser_binary_expression): Likewise.
10527 (c_parser_sizeof_expression): Likewise.
10528 (c_parser_alignof_expression): Likewise.
10529 * c-typeck.c (build_indirect_ref): Check
10530 c_inhibit_evaluation_warnings rather than skip_evaluation.
10531 (build_conditional_expr, build_binary_op): Likewise.
10533 2009-06-16 Richard Guenther <rguenther@suse.de>
10535 * tree-ssa-alias.c (is_escape_site): Remove.
10536 * tree-ssa-alias.h (enum escape_type): Remove.
10537 (is_escape_site): Likewise.
10538 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10539 via casts and asms without deferring to is_escape_site.
10541 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10543 PR middle-end/40446
10544 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10545 use gen_lowpart if op0 has complex mode.
10547 2009-06-16 Richard Guenther <rguenther@suse.de>
10549 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10550 variables add them to ESCAPED.
10551 (find_func_aliases): Do not make all indirectly stored values escaped.
10553 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10555 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10556 make_decl_one_only.
10558 2009-06-16 Martin Jambor <mjambor@suse.cz>
10560 PR tree-optimization/40432
10561 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10562 check whether we need to force gimple register operand.
10564 2009-06-16 Martin Jambor <mjambor@suse.cz>
10566 PR tree-optimization/40413
10567 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10568 build_ref_for_offset.
10569 (propagate_subacesses_accross_link): Fix a typo in a comment.
10571 2009-06-16 Ira Rosen <irar@il.ibm.com>
10573 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10574 with additional parameter.
10575 * tree-vectorizer.h (enum vect_def_type): Add new value
10577 (enum vect_relevant): Add comments.
10578 (vect_is_simple_reduction): Add new argument.
10579 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10580 Detect nested cycles.
10581 (vect_is_simple_reduction): Update documentation, add an argument to
10582 distinguish inner-loop reduction from nested cycle, detect nested
10583 cycles, fix printings and indentation, don't swap operands in case
10585 (get_initial_def_for_reduction): Handle subtraction.
10586 (vect_create_epilog_for_reduction): Add new argument to specify
10587 reduction variable.
10588 (vect_finalize_reduction): Handle subtraction, fix comments.
10589 (vectorizable_reduction): Handle nested cycles. In case of nested
10590 cycle keep track of the reduction variable position. Call
10591 vect_is_simple_reduction with additional parameter. Use original
10592 statement code in reduction epilogue for nested cycle. Call
10593 vect_create_epilog_for_reduction with additional parameter.
10594 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10595 inner-loop vectorization.
10596 (vect_recog_widen_sum_pattern): Likewise.
10597 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10599 (vect_mark_stmts_to_be_vectorized): Likewise.
10600 (vect_get_vec_def_for_operand): Handle nested cycles.
10602 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10604 * doc/invoke.texi (Debugging Options): Fix option index entries
10605 for -fdump-statistics, -frandom-seed add entries for
10606 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10607 (FRV Options): Fix entries for -mTLS, -mtls.
10608 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10609 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10610 (M68hc1x Options): Fix @itemx for -mnominmax.
10611 (MCore Options): Fix entry for -mno-lsim.
10612 (MMIX Options): Fix entry for -mabi=mmixware.
10613 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10615 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10617 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10618 Mention the plugin mode of gengtype.
10619 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10620 * gengtype.c: Updated copyright.
10621 (plugin_files, nb_plugin_files) Added new static variables.
10622 (measure_input_list) Care about plugin_files.
10623 (write_rtx_next): Added early return in plugin mode.
10624 (create_file): Updated copyright year in generated file. Added
10626 (oprintf): Added early return if NULL outf.
10627 (get_output_file_with_visibility): Care of plugin_files.
10628 (get_output_file_name): May return null.
10629 (write_local): Added early return.
10630 (put_mangled_filename): Ditto.
10631 (finish_root_table): Added check for base_files.
10632 (write_roots): Care about null when plugins.
10633 (main): Added plugin mode.
10635 2009-06-15 Ian Lance Taylor <iant@google.com>
10637 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10638 * gcov.c (read_count_file): Add braces around variables declared
10641 * c.opt (Wjump-misses-init): New warning.
10642 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10643 -Wall and -Wc++-compat if not already set.
10644 (c_common_post_options): Clear warn_jump_misses_init if it was not
10646 * c-decl.c (struct c_binding): Change type field to a union with
10647 new label field. Make it the first field in the struct. Update
10648 references to type to use u.type instead.
10649 (struct c_spot_bindings): Define.
10650 (struct c_goto_bindings): Define.
10651 (c_goto_bindings_p): Define, along with VECs.
10652 (struct c_label_vars): Define.
10653 (struct c_scope): Add has_label_bindings field.
10654 (bind_label, set_spot_bindings): New static functions.
10655 (decl_jump_unsafe, update_spot_bindings): New static functions.
10656 (update_label_decls): New static function.
10657 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10658 Update binding u.label field to shadowed field.
10659 (c_binding_start_stmt_expr): New function.
10660 (c_binding_end_stmt_expr): New function.
10661 (pushdecl): Don't call c_begin_vm_scope.
10662 (make_label): Add defining and p_label_vars parameters. Change
10664 (lookup_label): Correct test for whether a label has not yet been
10665 defined. Call bind_label rather than bind.
10666 (warn_about_goto): New static function.
10667 (lookup_label_for_goto): New function.
10668 (declare_label): Call bind_label rather than bind.
10669 (check_earlier_gotos): New static function.
10670 (define_label): Don't give errors about jumping into statement
10671 expressions or scopes of variably modified types. Call
10672 set_spot_bindings and check_earlier_gotos. Call bind_label
10673 instead of bind. Don't set label_context_stack_se or
10674 label_context_stack_vm.
10675 (c_get_switch_bindings): New function.
10676 (c_release_switch_bindings): New function.
10677 (c_check_switch_jump_warnings): New function.
10678 (start_function): Don't set label_context_stack_se or
10679 label_context_stack_vm.
10680 (finish_function): Likewise.
10681 * c-typeck.c (label_context_stack_se): Don't define.
10682 (label_context_stack_vm): Don't define.
10683 (c_finish_goto_label): Call lookup_label_for_goto rather than
10684 lookup_label. Don't give errors about jumping into a statement
10685 expression or the scope of a variably modified type. Don't set
10686 label_context_stack_se or label_context_stack_vm.
10687 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10688 fields. Add bindings field.
10689 (c_start_case): Don't set deleted fields. Set bindings field.
10690 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10691 or blocked_vm. Call c_check_switch_jump_warnings.
10692 (c_finish_case): Don't test blocked_stmt_expr field. Call
10693 c_release_switch_bindings.
10694 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10695 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10696 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10697 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10698 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10699 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10700 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10701 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10702 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10703 (C_DECL_UNJUMPABLE_VM): Don't define.
10704 (C_DECL_UNDEFINABLE_VM): Don't define.
10705 (struct c_label_list): Don't define.
10706 (struct c_label_context_se): Don't define.
10707 (struct c_label_context_vm): Don't define.
10708 (struct c_spot_bindings): Declare.
10709 (c_bindings_start_stmt_expr): Declare.
10710 (c_bindings_end_stmt_expr): Declare.
10711 (lookup_label_for_goto): Declare.
10712 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10713 (c_check_switch_jump_warnings): Declare.
10714 (label_context_stack_se, label_context_stack_vm): Don't declare.
10715 (c_finish_goto_label): Update declaration.
10716 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10717 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10718 (Warning Options): Document -Wjump-misses-init.
10720 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10722 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10725 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10727 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10729 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10731 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10733 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10735 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10737 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10739 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10740 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10741 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10742 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10743 * dwarf2asm.c (dw2_force_const_mem): Update call to
10744 make_decl_one_only.
10745 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10746 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10747 * langhooks.c (lhd_comdat_group): Remove.
10748 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10749 * tree.h (DECL_COMDAT_GROUP): New.
10750 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10751 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10752 (make_decl_one_only): Change signature.
10753 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10754 make_decl_one_only.
10755 (make_decl_one_only): Change signature.
10756 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10758 2009-06-15 Richard Guenther <rguenther@suse.de>
10760 PR middle-end/40439
10761 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10763 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10765 * tree-ssa-math-opts.c: Remove extra divide.
10767 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10769 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10771 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10773 * passes.c: Add bswap pass.
10774 * tree-pass.h: Add pass_optimize_bswap declaration.
10775 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10776 Include rtl.h, expr.h and optabs.h for optab_handler check.
10777 (struct symbolic_number, pass_optimize_bswap): New definition.
10778 (do_shift_rotate, verify_symbolic_number_p): New functions.
10779 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10780 (gate_optimize_bswap): New function.
10781 * tree.c (widest_int_cst_value): New function.
10782 * tree.h (widest_int_cst_value): Prototype added.
10784 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10786 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10787 REG_EQUAL/REG_EQUIV notes.
10789 2009-06-14 Richard Guenther <rguenther@suse.de>
10791 PR middle-end/40389
10792 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10793 has its address taken if NRV was applied and it is addressable.
10794 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10795 function split out from ...
10796 (get_constraint_for_1): ... here.
10797 (handle_rhs_call): Use it to mark the return slot escaped if
10798 it is addressable and NRV was applied.
10800 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10802 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10803 Change first argument type to location_t.
10804 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10805 Do not set input_location.
10806 Use loc instead of input_location throughout.
10808 2009-06-13 Richard Guenther <rguenther@suse.de>
10810 PR tree-optimization/40421
10811 * tree-predcom.c (should_unroll_loop_p): Remove.
10812 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10814 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10816 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10817 Add location argument.
10819 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10821 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10823 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10824 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10825 * config/spu/spu-protos.h: Add location to
10826 spu_resolve_overloaded_builtin.
10827 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10828 spu_build_builtin_va_list.
10829 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10830 argument. Pass location to build_function_call_vec.
10831 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10833 (emit_fpu_switch): Same.
10834 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10835 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10836 to build_decl and create_artificial_label.
10837 (xtensa_gimplify_va_arg_expr): Same.
10838 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10839 (xstormy16_gimplify_va_arg_expr): Same.
10840 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10841 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10842 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10843 (mips16_build_function_stub): Same.
10844 (mips16_build_call_stub): Same.
10846 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10849 * arm/constraints.md (Pa, Pb): New constraints.
10850 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10851 split pattern to deal with them.
10853 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10855 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10856 fix index entry for -Xpreprocessor.
10858 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10860 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10861 Add location argument to build_decl call.
10862 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10863 (rs6000_init_builtins): Same.
10864 (spe_init_builtins): Same.
10865 (rs6000_gimplify_va_arg): Add location argument to
10866 create_artificial_label call.
10868 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10870 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10871 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10872 * Makefile.in: Fix GGC dependency for gcse.o.
10874 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10876 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10877 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10878 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10880 * c-parser.c (c_parser_binary_expression): Use current column while
10881 building binary operations.
10882 * common.opt (fshow-column): Enable by default.
10883 * tree-vrp.c (check_array_ref): Use warning_at.
10884 (check_array_bounds): Use location from call back if expr has no
10886 * tree.h: Add location argument to maybe_fold_*.
10887 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10888 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10889 (maybe_fold_offset_to_component_ref): Same.
10890 (maybe_fold_offset_to_reference): Same.
10891 (maybe_fold_offset_to_address): Same.
10892 (maybe_fold_stmt_indirect): Same.
10893 (maybe_fold_stmt_addition): Same.
10894 (fold_stmt_r): Pass location to maybe_fold_*.
10895 (fold_gimple_assign): Same.
10896 * c-tree.h: Add location argument to finish_decl,
10897 default_function_array_conversion, store_init_value.
10898 * c-decl.c (define_label): Use error_at.
10899 (c_make_fname_decl): Pass location to finish_decl.
10900 (finish_decl): New location argument.
10901 (build_compound_literal): Pass location to store_init_value.
10902 (grokdeclarator): Pass location to finish_decl.
10904 * c-typeck.c (array_to_pointer_conversion): New location argument.
10905 (function_to_pointer_conversion): Same.
10906 (default_function_array_conversion): Same.
10907 (parser_build_unary_op): Pass location to overflow_warning.
10908 (parser_build_binary_op): Same. Use warning_at.
10909 (build_unary_op): Pass location to array_to_pointer_conversion.
10910 (build_c_cast): Pass location to digest_init.
10911 (build_modify_expr): New location argument.
10912 (convert_for_assignment): Same.
10913 (store_init_value): Same.
10914 (digest_init): Same.
10915 (output_init_element): Pass location to digest_init and
10916 array_to_pointer_conversion.
10917 (c_finish_return): Pass location to convert_for_assignment.
10918 * gimplify.c (gimplify_conversion): Pass location to
10919 maybe_fold_offset_to_address.
10920 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10921 to maybe_fold_stmt_addition.
10922 * c-omp.c (c_finish_omp_atomic): Pass new location to
10924 (c_finish_omp_for): Same.
10925 * c-common.c (overflow_warning): New argument.
10926 * c-common.h: New argument to build_modify_expr, overflow_warning.
10927 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10929 (c_parser_initializer): Pass location to
10930 default_function_array_conversion.
10931 (c_parser_initelt): Same.
10932 (c_parser_initval): Same.
10933 (c_parser_asm_operands): Same.
10934 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10935 (c_parser_conditional_expression): Same.
10936 (c_parser_binary_expression): Add location info to stack. Use it.
10937 (c_parser_unary_expression): Pass location to
10938 default_function_array_conversion, parser_build_unary_op,
10939 build_indirect_ref, c_parser_postfix_expression_after_primary.
10940 (c_parser_postfix_expression_after_primary): New location argument.
10942 (c_parser_expression_conv): Pass location to
10943 default_function_array_conversion.
10944 (c_parser_expr_list): Same.
10945 (c_parser_omp_atomic): Same.
10946 (c_parser_omp_for_loop): Same.
10947 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10948 (build_array_declarator): New argument.
10949 * c-decl.c (build_array_declarator): Add location argument.
10950 (grokdeclarator): Set id_loc for cdk_array.
10951 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10952 build_array_declarator.
10953 * tree.c (build_omp_clause): Add location argument.
10954 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10955 (OMP_CLAUSE_LOCATION): New macro.
10956 (struct tree_omp_clause): Add location field.
10957 (build_omp_clause): Add argument.
10958 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10959 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10961 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10962 (cp_parser_omp_clause_collapse): Same.
10963 (cp_parser_omp_clause_default): Same.
10964 (cp_parser_omp_clause_if): Same.
10965 (cp_parser_omp_clause_nowait): Same.
10966 (cp_parser_omp_clause_num_threads): Same.
10967 (cp_parser_omp_clause_ordered): Same.
10968 (cp_parser_omp_clause_schedule): Same.
10969 (cp_parser_omp_clause_untied): Same.
10970 (cp_parser_omp_for_loop): Same.
10971 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10972 * c-tree.h (c_start_case): Add location argument.
10973 (c_process_expr_stmt): Same.
10974 (c_finish_goto_*): Same.
10975 * tree-parloops.c (initialize_reductions): Pass location to
10977 (create_parallel_loop): Same.
10978 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10979 (gfc_trans_omp_reduction_list): Same.
10980 (gfc_trans_omp_clauses): Same.
10981 (gfc_trans_omp_do): Same.
10982 * c-typeck.c (c_finish_goto_label): Same.
10983 (c_finish_goto_ptr): New location argument.
10984 (c_start_case): Same.
10985 (emit_side_effect_warnings): Same.
10986 (c_process_expr_stmt): Same.
10987 (c_finish_stmt_expr): Same.
10988 (c_finish_omp_clauses): Use error_at instead of error.
10989 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10991 * c-omp.c (c_split_parallel_clauses): New location argument.
10992 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10993 to build_omp_clause.
10994 (convert_local_reference_stmt): Same.
10995 (convert_gimple_call): Same.
10996 * c-common.h (c_split_parallel_clauses): New argument.
10997 * c-parser.c (c_parser_statement_after_labels): Pass location to
10998 c_finish_goto_label.
10999 (c_parser_switch_statement): Pass location to c_start_case.
11000 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11001 and c_process_expr_stmt.
11002 (c_parser_omp_variable_list): Add location argument.
11003 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11004 (c_parser_omp_clause_default): Same.
11005 (c_parser_omp_clause_if): Same.
11006 (c_parser_omp_clause_num_threads): Same.
11007 (-c_parser_omp_clause_ordered): Same.
11008 (c_parser_omp_clause_reduction): Pass location to
11009 c_parser_omp_variable_list.
11010 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11011 (c_parser_omp_clause_untied): Same.
11012 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11013 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11015 * c-tree.h (check_for_loop_decls, undeclared_variable,
11016 build_component_ref, build_array_ref, build_external_ref,
11017 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11018 build_conditional_expr, build_compound_expr, c_cast_expr,
11019 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11020 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11022 * c-semantics.c (build_stmt): Same.
11023 (build_case_label): Same.
11024 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11025 (undeclared_variable): New argument.
11026 (make_label): Same.
11027 (lookup_label): Pass location on down.
11028 (define_label): Same.
11029 (finish_decl): Same.
11030 (build_compound_literal): Same.
11031 (finish_struct): Same.
11032 (finish_function): Do not set location here.
11033 (check_for_loop_decls): New argument.
11034 * tree.c (save_expr): Set location.
11035 (build_empty_stmt): New argument.
11036 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11037 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11038 * builtins.c (gimplify_va_arg_expr): Use locations.
11039 (expand_builtin_sync_operation): Same.
11040 * c-typeck.c (build_component_ref): New argument.
11041 (build_array_ref): Same.
11042 (build_external_ref): Same.
11043 (c_expr_sizeof_expr): Same.
11044 (c_expr_sizeof_type): Same.
11045 (parser_build_unary_op): Same.
11046 (build_conditional_expr): Same.
11047 (build_compound_expr): Pass location on down.
11048 (build_compound_expr): New argument.
11049 (build_c_cast): Same.
11050 (c_cast_expr): Same.
11051 (build_asm_expr): Same.
11052 (c_finish_return): Same.
11053 (c_process_expr_stmt): Pass location on down.
11054 (c_finish_stmt_expr): New argument.
11055 (push_clenaup): Same.
11056 (c_finish_omp_parallel): Same.
11057 (c_finish_omp_task): Same.
11058 * gimplify.c (gimplify_call_expr): Pass location on down.
11059 * c-omp.c (c_finish_omp_master): New argument.
11060 (c_finish_omp_critical): Same.
11061 (c_finish_omp_ordered): Same.
11062 (c_finish_omp_barrier): Same.
11063 (-c_finish_omp_taskwait): Same.
11064 (c_finish_omp_atomic): Same.
11065 (c_finish_omp_flush): Same.
11066 * tree-inline.c (copy_tree_body_r): Pass location on down.
11067 (inline_forbidden_p): Remove use of input_location.
11068 * c-gimplify.c (c_build_bind_expr): New argument.
11069 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11070 (c_sizeof_or_alignof_type): New argument.
11071 (c_alignof_expr): Same.
11072 (build_va_arg): Same.
11073 (c_add_case_label): Same.
11074 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11075 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11076 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11077 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11078 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11079 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11081 * stub-objc.c (objc_build_selector_expr): Same.
11082 (objc_build_throw_stmt): Same.
11083 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11084 (c_parser_initelt): Same.
11085 (c_parser_compound_statement): Same.
11086 (c_parser_compound_statement_nostart): Same.
11087 (c_parser_label): Same.
11088 (c_parser_statement_after_labels): Same.
11089 (c_parser_if_body): Same.
11090 (c_parser_else_body): Same.
11091 (c_parser_if_statement): Same.
11092 (c_parser_switch_statement): Same.
11093 (c_parser_while_statement): Same.
11094 (c_parser_do_statement): Same.
11095 (c_parser_for_statement): Same.
11096 (c_parser_asm_statement): Same.
11097 (c_parser_conditional_expression): Same.
11098 (c_parser_binary_expression): Same.
11099 (c_parser_cast_expression): Same.
11100 (c_parser_unary_expression): Same.
11101 (c_parser_sizeof_expression): Same.
11102 (c_parser_alignof_expression): Same.
11103 (c_parser_postfix_expression): Same.
11104 (c_parser_expression): Same.
11105 (c_parser_objc_receiver): Same.
11106 (c_parser_omp_variable_list): Same.
11107 (c_parser_omp_structured_block): Same.
11108 (c_parser_omp_atomic): New argument.
11109 (c_parser_omp_barrier): Same.
11110 (c_parser_omp_critical): Same.
11111 (c_parser_omp_flush): Pass location on down.
11112 (c_parser_omp_for_loop): New argument.
11113 (c_parser_omp_for): Same.
11114 (c_parser_omp_master): Same.
11115 (c_parser_omp_ordered): Same.
11116 (c_parser_omp_sections_scope): Same.
11117 (c_parser_omp_sections): Same.
11118 (c_parser_omp_parallel): Same.
11119 (c_parser_omp_single): Same.
11120 (c_parser_omp_task): Same.
11121 (c_parser_omp_taskwait): Pass location on down.
11122 (c_parser_omp_construct): Same.
11123 (c_parser_omp_threadprivate): Same.
11124 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11125 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11126 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11127 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11128 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11129 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11130 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11131 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11132 config/i386/i386.c, stmt.c:
11133 Add location argument to the following function definitions and/or
11134 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11135 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11136 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11137 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11138 do_case, c_finish_bc_stmt, build_compound_literal,
11139 build_function_call.
11140 * c-decl.c (build_compound_literal): Add location argument.
11141 Make all diagnostic calls use location.
11142 (start_struct): Same.
11143 (finish_struct): Same.
11144 (start_enum): Same.
11145 (build_enumerator): Same.
11146 (start_function): Same.
11147 (grokdeclarator): Make all diagnostic calls use location.
11148 (store_parm_decls_oldstyle): Same.
11149 * c-typeck.c (build_function_call): Add location argument.
11150 Make all diagnostic calls use location.
11152 (c_finish_bc_stmt): Same.
11153 * tree-nested.c (get_trampoline_type): Add argument.
11154 Pass location to build_decl.
11155 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11156 * rtl.h (RTL_LOCATION): New.
11157 * c-common.c (c_add_case_label): Add location argument.
11158 Make all diagnostic calls use location.
11159 * c-common.h: Add location argument to make_fname_decl, do_case,
11160 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11161 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11162 Set it appropriately for every case. Pass enum_loc to start_enum
11163 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11165 (c_parser_struct_or_union_specifier): Save location. Use it for
11166 start_struct, finish_struct, and parser_xref_tag.
11168 2009-06-12 Ian Lance Taylor <iant@google.com>
11170 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11172 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11173 cpp_opts->warn_cxx_operator_names.
11175 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11178 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11179 is returns NULL and OP is a VCE, look through the VCE.
11181 2009-06-12 Ian Lance Taylor <iant@google.com>
11184 * collect2.c (main): Use CONST_CAST2 in code inside #if
11185 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11187 2009-06-12 Joey Ye <joey.ye@intel.com>
11189 PR middle-end/39146
11190 * cfgexpand.c (get_decl_align_unit): Update
11191 max_used_stack_slot_alignment with align instead of
11192 stack_alignment_needed.
11194 * function.c (assign_stack_local_1): Update
11195 max_used_stack_slot_alignment with alignment_in_bits instead
11196 of stack_alignment_needed.
11197 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11200 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11202 * dwarf2out.c (last_var_location_insn): New variable.
11203 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11204 (dwarf2out_var_location): Don't record anything after last real
11205 insn. Only change labels if there were any real instructions
11206 in between last note and this one, or if changed sections.
11208 2009-06-11 Richard Henderson <rth@redhat.com>
11210 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11211 note when storing the frame pointer in a register.
11212 (FRP): Don't redefine to nothing for epilogue.
11213 (alpha_expand_epilogue): Mark register and sp restores.
11214 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11216 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11217 when gen_lowpart is needed.
11219 2009-06-11 Richard Henderson <rth@redhat.com>
11221 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11223 * dwarf2out.c (need_data_align_sf_opcode): New.
11224 (div_data_align): Move earlier.
11225 (def_cfa_1, reg_save): Use it.
11227 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11229 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11230 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11231 (ix86_handle_option): Handle OPT_mcrc32.
11232 (ix86_target_string): Add -mcrc32.
11233 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11235 * config/i386/i386.h (TARGET_CRC32): New.
11237 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11238 (sse4_2_crc32di): Likewise.
11240 * config/i386/i386.opt (mcrc32): New.
11242 * doc/invoke.texi: Document -mcrc32.
11244 2009-06-11 Richard Henderson <rth@redhat.com>
11246 * common.opt (gdwarf-): Accept a version number.
11247 * doc/invoke.texi (gdwarf-): Update docs.
11248 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11249 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11250 version level, and record it.
11252 * dwarf2.h (DW_CIE_VERSION): Remove.
11253 * dwarf2out.c (DWARF_VERSION): Remove.
11254 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11255 (output_call_frame_info): Use CIE version 3 for dwarf3,
11256 or if the return register column is out of range for version 1.
11257 (dwarf_stack_op_name): Add all dwarf3 values.
11258 (DEBUG_PUBTYPES_SECTION): New.
11259 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11260 encoding change for dwarf3.
11261 (output_die) [dw_val_class_die_ref]: Likewise.
11262 (output_compilation_unit_header): Emit correct version for dwarf3.
11263 (output_line_info): Likewise.
11264 (output_pubnames): Update for DWARF_VERSION removal.
11265 (output_aranges): Likewise.
11266 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11267 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11268 (dwarf2out_finish): Likewise.
11270 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11272 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11275 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11278 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11279 * builtins.c (expand_builtin_unreachable): New function.
11280 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11281 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11282 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11284 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11285 searching for missing barriers.
11287 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11289 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11290 when -fprofile-generate* was passed.
11291 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11293 2009-06-11 Anthony Green <green@moxielogic.com>
11295 * config/moxie/moxie.md: Define length attribute for all instructions.
11297 (*b<cond:code>): Support limited branch ranges for new PC-relative
11298 branch instructions.
11299 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11301 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11303 * config/i386/i386.c (min_insn_size): Use get_attr_length
11304 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11305 For __asm return 0.
11307 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11308 instead of emit_insn_before.
11310 2009-06-10 Ian Lance Taylor <iant@google.com>
11313 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11316 2009-06-10 Revital Eres <eres@il.ibm.com>
11318 * passes.c (init_optimization_passes): Reschedule
11319 predictive-commoning pass before complete unroll pass.
11321 2009-06-10 Martin Jambor <mjambor@suse.cz>
11323 * cgraph.c (cgraph_node_can_be_local_p): New function.
11324 (cgraph_make_node_local): New function.
11325 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11326 (cgraph_make_node_local): Declare.
11328 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11330 * tree.h (tree_base): Add packed_flag and user_align fields.
11331 Decrease size of spare field.
11332 (TYPE_USER_ALIGN): Use user_align from tree_base.
11333 (DECL_USER_ALIGN): Likewise.
11334 (TYPE_PACKED): Use packed_flag from tree_base.
11335 (DECL_PACKED): Likewise.
11336 (tree_type): Delete packed_flag and user_align fields. Widen
11337 precision field. Widen mode field and shuffle fields to align
11338 mode on an 8-bit boundary.
11339 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11340 Renumber decl_flag_* fields. Fix comments. Widen
11341 decl_common_unused field.
11342 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11343 (DECL_EXTERNAL): Likewise.
11344 (DECL_BIT_FIELD): Likewise.
11345 (DECL_NONADDRESSABLE_P): Likewise.
11346 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11347 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11349 2009-06-10 Ian Lance Taylor <iant@google.com>
11351 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11352 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11353 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11354 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11355 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11356 DEF_VEC_ALLOC_FUNC_P.
11357 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11358 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11359 DEF_VEC_ALLOC_FUNC_O.
11360 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11361 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11362 DEF_VEC_ALLOC_FUNC_I.
11363 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11364 (vec_stack_p_reserve_exact_1): Declare.
11365 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11366 (vec_stack_free): Declare.
11367 (VEC_stack_alloc): Define.
11368 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11369 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11370 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11371 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11373 (stack_vecs): New static variable.
11374 (vec_stack_p_reserve_exact_1): New function.
11375 (vec_stack_o_reserve_1): New static function.
11376 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11377 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11378 (vec_stack_free): New function.
11379 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11380 (VEC_df_ref_stack_alloc): Define.
11381 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11382 DEF_VEC_ALLOC_P_STACK.
11383 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11384 (struct df_collection_rec): Change _vec fields to VEC. Remove
11386 (df_free_collection_rec): Adjust for new fields.
11387 (df_insn_rescan): Use new df_collection_rec fields.
11388 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11389 (df_ref_create_structure, df_ref_record): Likewise.
11390 (df_get_conditional_uses, df_get_call_refs): Likewise.
11391 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11392 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11393 (df_record_exit_block_uses, df_bb_verify): Likewise.
11394 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11395 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11396 Remove count parameter. Change return type to void. Change all
11398 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11399 Remove count parameter. Change return type to void. Change all
11401 (df_install_refs): Change old_vec parameter to VEC. Remove count
11402 parameter. Change all callers.
11403 (df_install_mws): Change old_vec parameter to VEC. Remove count
11404 parameter. Change all callers.
11405 (df_refs_verify): Change new_rec parameter to VEC. Change call
11407 (df_mws_verify): Likewise.
11409 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11411 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11413 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11415 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11417 2009-06-10 Anthony Green <green@moxielogic.com>
11419 * config/moxie/crti.asm: New file.
11420 * config/moxie/crtn.asm: New file.
11421 * config/moxie/moxie.c: New file.
11422 * config/moxie/moxie.h: New file.
11423 * config/moxie/sfp-machine.h: New file.
11424 * config/moxie/moxie-protos.h: New file.
11425 * config/moxie/t-moxie: Created.
11426 * config/moxie/t-moxie-softfp: Created.
11427 * config/moxie/moxie.md: Created.
11428 * config/moxie/constraints.md: Created.
11429 * config.gcc: Add moxie support.
11430 * doc/md.texi (Machine Constraints): Add moxie constraints.
11431 * doc/contrib.texi (Contributors): Mention moxie port.
11432 * doc/install.texi (Specific): Mention the moxie port.
11434 2009-06-09 Ian Lance Taylor <iant@google.com>
11436 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11437 compiling with C++.
11438 * optabs.c (optab_table): Only use designated initializers if
11439 HAVE_DESIGNATED_INITIALIZERS is defined.
11440 (convert_optab_table): Likewise.
11441 (init_optabs): Always call init_insn_codes if
11442 HAVE_DESIGNATED_INITIALIZERS is not defined.
11444 2009-06-09 Ian Lance Taylor <iant@google.com>
11446 * targhooks.c (default_builtin_vectorized_function): Change fn
11447 parameter to unsigned int.
11448 (default_builtin_vectorized_conversion): Change code parameter to
11450 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11451 * targhooks.h: Update declarations.
11452 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11453 parameter to unsigned int.
11455 * c-typeck.c (comptypes_check_enum_int): New static function.
11456 (comptypes_internal): Add enum_and_int_p parameter. Change all
11458 (comp_target_types): Add location parameter. Change all callers.
11459 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11460 Change all callers.
11461 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11462 (build_conditional_expr): Add colon_loc parameter. Change all
11464 (convert_for_assignment): Add location parameter. Change all callers.
11465 * c-parser.c (c_parser_conditional_expression): Pass location of
11466 colon to build_conditional_expr.
11467 * c-tree.h (build_conditional_expr): Update declaration.
11469 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11471 * graphite.c: Revert previous patch.
11473 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11476 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11478 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11480 * tree-ssa-loop-prefetch.c
11481 (loop_prefetch_arrays): Fixed a portability problem in printf format
11484 2009-06-09 Martin Jambor <mjambor@suse.cz>
11486 PR tree-optimization/40351
11487 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11488 refrence to a potential artifical subaccess can be constructed.
11490 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11492 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11493 (sh_override_options): Likewise.
11494 * config/sh/sh.c: Include params.h.
11495 (sh_optimization_options): New.
11496 (sh_override_options): Likewise.
11497 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11498 (OVERRIDE_OPTIONS): Use sh_override_options.
11500 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11502 * dwarf2out.c (emit_cfa_remember): New variable.
11503 (add_fde_cfi): If emit_cfa_remember, recurse to add
11504 DW_CFA_remember_state first.
11505 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11506 instead just set emit_cfa_remember.
11508 2009-06-08 Jan Hubicka <jh@suse.cz>
11511 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11513 2009-06-08 Jan Hubicka <jh@suse.cz>
11515 PR middle-end/39834
11516 * cgraphunit.c (save_inline_function_body): Do not copy transform
11517 hooks for saved inline bodies.
11518 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11519 for given function.
11521 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11523 * jump.c (returnjump_p): Handle delayed branches. Add missing
11526 2009-06-08 Jan Hubicka <jh@suse.cz>
11528 PR middle-end/40102
11529 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11530 original node might've been modified.
11531 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11533 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11535 * tree-object-size.c (addr_object_size): Add OSI argument.
11536 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11537 (compute_builtin_object_size, expr_object_size): Adjust callers.
11538 (plus_stmt_object_size): Call addr_object_size instead of
11539 compute_builtin_object_size.
11541 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11542 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11544 * tree-ssa-loop-prefetch.c
11545 (gather_memory_references): Introduced a counter for the number of
11547 (anything_to_prefetch_p): Introduced a counter for the number of
11549 (is_loop_prefetching_profitable): New function with a cost model
11551 (loop_prefetch_arrays): Use the new cost model to determine if
11552 prefetching is profitable.
11553 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11554 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11555 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11556 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11557 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11558 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11560 2009-06-08 Michael Matz <matz@suse.de>
11563 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11564 partitions use the same.
11565 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11566 for basevars of SSA_NAMEs.
11567 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11568 to not expand them twice.
11569 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11572 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11574 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11575 (fdump-final-insns=, gtoggle): New.
11576 * doc/invoke.texi: Document them.
11577 * final.c (rest_of_clean_state): Dump final insn stream.
11578 * gcc.c (invoke_as): Hook in -fcompare-debug.
11579 (static_spec_functions): Add compare-debug-dump-opt,
11580 compare-debug-self-opt and compare-debug-auxbase-opt.
11581 (compare_debug, compare_debug_second, compare_debug_opt): New.
11582 (switches_debug_check, n_switches_debug_check): New.
11583 (debug_auxbase_opt, debug_check_temp_file): New.
11584 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11586 (do_self_spec): Handle arguments after switches.
11587 (do_spec_1): Add .gk extension to temp file basenames for compare.
11588 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11589 (cc1_options): Use it instead of normal auxbase computation for
11590 the second compare-debug compilation.
11591 (compare_files): New.
11592 (main): Set up and implement compare debug mode.
11593 (compare_debug_dump_opt_spec_function): New.
11594 (compare_debug_self_opt_spec_function): New.
11595 (compare_debug_auxbase_opt_spec_function): New.
11596 * toplev.c (process_options): Handle flag_gtoggle,
11597 flag_dump_final_insns.
11598 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11599 during -fcompare-debug-second compilation.
11601 2009-06-07 Ian Lance Taylor <iant@google.com>
11603 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11604 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11606 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11607 with no default node. Change warning with %H to warning_at.
11608 Don't clear warn_switch around case checking.
11609 * doc/invoke.texi (Warning Options): Clarify distinction between
11610 -Wswitch and -Wswitch-enum.
11612 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11614 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11616 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11618 * gbl-ctors.h: Add header guard.
11620 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11622 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11623 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11624 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11625 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11626 prototypes for removed functions.
11627 (expressions_equal_p): Move to ...
11628 * tree-ssa-sccvn.h: ... here and ...
11629 * matrix-reorg.c: ... adjust includes.
11631 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11633 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11635 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11637 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11638 (finish_function): Remove erroneous whitespace.
11640 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11642 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11643 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11645 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11647 * errors.c (internal_error): Commentary typo fix.
11648 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11649 * tree-ssa-pre.c: Ditto.
11651 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11653 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11654 them is supposed to hold actual statements.
11656 2009-06-06 Ian Lance Taylor <iant@google.com>
11658 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11659 empty statements can now have attributes.
11661 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11663 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11664 * config/mips/mips.md: Ditto.
11666 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11668 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11670 (__eabi_uconvert): Likewise.
11672 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11674 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11675 CFI_* definitions with IN_GCC.
11677 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11679 * xcoffout.h (xcoffout_source_line): Update prototype.
11681 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11683 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11684 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11686 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11688 PR middle-end/40340
11689 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11690 inlined_function_outer_scope_p blocks for artificial inlines
11692 * tree.c (tree_nonartificial_location): Rewrite using
11693 block_nonartificial_location.
11695 2009-06-05 Revital Eres <eres@il.ibm.com>
11696 Leehod Baruch <leehod@il.ibm.com>
11698 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11699 (expand_expr_real_1): Remove comment.
11700 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11701 Vectorize misaligned access when the target supports it.
11702 (vect_supportable_dr_alignment): Check for unaligned access support.
11703 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11706 2009-06-05 Julian Brown <julian@codesourcery.com>
11708 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11709 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11711 2009-06-05 Richard Guenther <rguenther@suse.de>
11714 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11715 as possibly unused.
11717 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11719 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11720 (save_gprs): Don't tell unwinder when a global register is saved.
11721 (s390_emit_epilogue): Emit needed epilogue unwind info.
11723 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11725 * dwarf2out.c (deferred_asm_name): New.
11726 (add_name_and_src_coords_attributes): Defer creation of
11727 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11729 (move_linkage_attr): New.
11730 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11733 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11735 * tree-nested.c (finalize_nesting_tree_1): Declare the
11736 frame_decl in the binding tree.
11738 2009-06-04 Cary Coutant <ccoutant@google.com>
11740 * basic-block.h (struct basic_block_def): Add discriminator field.
11741 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11743 * debug.c (do_nothing_debug_hooks): Add additional entry.
11744 (debug_nothing_int_charstar_int): New function.
11745 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11746 (debug_nothing_int_charstar_int): New declaration.
11747 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11748 discriminator value in .loc directive.
11749 * final.c (last_discriminator): New variable.
11750 (discriminator): New variable.
11751 (final_start_function): Initialize above variables, pass current
11752 discriminator to debug hook.
11753 (notice_source_line): Check for discriminator change.
11754 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11755 * sdbout.c (sdbout_source_line): New parameter.
11756 * tree-cfg.c (struct locus_discrim_map): New structure type.
11757 (discriminator_per_locus): New hash table.
11758 (build_gimple_cfg): Allocate and free discriminator hash table.
11759 (make_edges): Call assign_discriminator.
11760 (locus_map_hash): New function.
11761 (locus_map_eq): New function.
11762 (next_discriminator_for_locus): New function.
11763 (same_line_p): New function.
11764 (assign_discriminator): New function.
11765 (make_cond_expr_edges): Call assign_discriminator.
11766 (make_gimple_switch_edges): Likewise.
11767 (first_non_label_stmt): New function.
11768 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11770 * xcoffout.c (xcoffout_source_line): Add new parameter.
11772 * configure.ac (gcc_cv_as_discriminator): New configury check for
11773 gas support for discriminator.
11774 * configure: Regenerate.
11775 * config.in: Regenerate.
11777 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11779 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11780 val after checking for integers.
11782 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11784 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11786 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11787 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11788 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11789 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11790 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11791 X64_SSE_REGPARM_MAX.
11792 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11793 X64_SSE_REGPARM_MAX.
11795 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11797 * gcc.c (report_times_to_file): New.
11798 (execute): Implement it.
11799 (process_command): Support -time=.
11800 * doc/invoke.texi: Document it.
11802 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11804 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11805 that have value exprs.
11807 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11809 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11810 declarations for constants until...
11811 (dw2_output_indirect_constant_1): ... this point.
11813 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11816 * arm.md (arm_addsi3): Don't try to split an add with an
11817 eliminable register until after reload has completed.
11819 2009-06-03 Ian Lance Taylor <iant@google.com>
11821 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11822 * genattrtab.c (write_length_unit_log): Likewise.
11823 * genchecksum.c (dosum): Likewise.
11824 * gengtype.c (write_rtx_next): Likewise.
11825 (finish_root_table, write_roots): Likewise.
11826 * gimple.c (gimple_ops_offset_): Likewise.
11827 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11828 * config/arc/arc.c (arc_attribute_table): Likewise.
11829 * config/arm/arm.c (arm_attribute_table): Likewise.
11830 * config/avr/avr.c (avr_attribute_table): Likewise.
11831 * config/crx/crx.c (crx_attribute_table): Likewise.
11832 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11833 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11834 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11835 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11836 * config/sh/sh.c (sh_attribute_table): Likewise.
11837 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11838 * config/spu/spu.c (spu_attribute_table): Likewise.
11839 * config/v850/v850.c (v850_attribute_table): Likewise.
11841 * config/alpha/alpha.c (vms_attribute_table): Make static.
11842 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11843 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11844 * config/mips/mips.c (mips_attribute_table): Likewise.
11846 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11848 (cc1-checksum.o): Likewise.
11850 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11852 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11854 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11856 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11857 insn if it is changing sp. Use gen_add3_insn instead of
11858 conditionally gen_addsi3 and gen_adddi3.
11859 (offset_below_red_zone_p): New static inline function.
11860 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11861 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11862 * config/rs6000/ppc-asm.h: Include auto-host.h.
11863 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11864 CFI_RESTORE): Define.
11865 * config/rs6000/crtresxgpr.asm: Add unwind info.
11866 * config/rs6000/crtresxfpr.asm: Likewise.
11867 * config/rs6000/crtresgpr.asm: Likewise.
11868 * config/rs6000/crtresfpr.asm: Likewise.
11869 * config/rs6000/crtsavgpr.asm: Likewise.
11870 * config/rs6000/crtsavfpr.asm: Likewise.
11872 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11873 argument of DWARF2_FRAME_REG_OUT macros.
11875 2009-06-03 Julian Brown <julian@codesourcery.com>
11877 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11878 words or less (including TImode) in core registers.
11880 2009-06-03 Richard Guenther <rguenther@suse.de>
11882 PR middle-end/40328
11883 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11885 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11887 * statistics.c (statistics_counter_event): Do not record event
11888 in pass dump if its number == -1.
11889 (curr_statistics_hash): Add assert that we never get passes
11890 with static number == -1.
11892 2009-06-03 Richard Guenther <rguenther@suse.de>
11893 Andrey Belevantsev <abel@ispras.ru>
11895 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11896 non-BLKmode arrays addressable.
11898 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11900 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11901 * config/m68k/m68k.h: ... here.
11902 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11905 2009-06-03 Martin Jambor <mjambor@suse.cz>
11907 PR tree-optimization/40323
11908 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11911 2009-06-03 Richard Guenther <rguenther@suse.de>
11913 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11916 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11918 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11919 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11920 JUMP_TABLE_DATA_P where applicable.
11921 * config/sh/sh.c: Ditto.
11922 * config/sh/sh.h: Ditto.
11923 * config/sh/sh.md: Ditto.
11924 * config/sh/symbian.c: Ditto.
11926 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11928 * config/i386/driver-i386.c (describe_cache): Optimize
11929 concatenation of strings. Use snprintf instead of sprintf.
11930 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11931 target when not compiling with GCC.
11933 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11935 * config/sh/sh.c: Revert last change.
11936 (sh_expand_epilogue): Emit a blockage insn before the frame
11937 pointer adjustment unconditionally.
11939 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11941 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11942 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11943 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11944 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11945 to COLLECT_GCC_OPTIONS.
11947 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11949 * collect2.c (target_system_root): New variable.
11950 (main): Handle --sysroot=.
11951 (ignore_library): Strip the sysroot from the library path.
11953 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11955 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11956 (collect2.o): Depend on collect2-aix.h.
11957 (collect2-aix.o): New rule.
11958 * collect2-aix.h: New file.
11959 * collect2-aix.c: Likewise.
11960 * collect2.c: Include collect2-aix.h. Don't undefine
11961 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11962 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11963 Use TARGET_AIX_VERSION instead of _AIX51.
11964 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11965 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11966 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11967 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11968 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11970 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11972 * collect2.c (ignore_library): Avoid premature post-increment
11973 and null deference.
11975 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11977 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11978 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11979 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11980 CROSS_DIRECTORY_STRUCTURE too.
11981 (LINK_LIBG_SPEC): Likewise.
11982 (LIB_SPEC): Add %R to sysroot paths.
11983 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11984 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11985 * config/rs6000/aix51.h: As for aix43.h.
11986 * config/rs6000/aix52.h: Likewise.
11987 * config/rs6000/aix53.h: Likewise.
11988 * config/rs6000/aix61.h: Likewise.
11989 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11990 to the beginning of sysroot paths.
11992 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11994 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11995 INSN_LISTs that are out of the REG_NOTE range.
11997 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11999 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12000 (struct var_to_expand): Likewise.
12001 (struct opt_info): Add head and tail for linked lists of the above.
12002 (analyze_insn_to_expand_var): Initialize next.
12003 (analyze_iv_to_split_insn): Likewise.
12004 (analyze_insns_in_loop): Create linked lists.
12005 (allocate_basic_variable): Simplify for use without hash table.
12006 (insert_var_expansion_initialization): Likewise, make it type-safer.
12007 (combine_var_copies_in_loop_exit): Likewise.
12008 (apply_opt_in_copies): Walk lists rather than hash tables.
12009 (release_var_copies): Simplified and inlined by hand into...
12010 (free_opt_info): ... this function.
12012 2009-06-02 Richard Guenther <rguenther@suse.de>
12014 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12017 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12019 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12020 only for builtins that are not overridden.
12022 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12024 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12027 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12029 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12031 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12033 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12035 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12037 * common.opt (fdump-unnumbered-links): New.
12038 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12039 * print-rtl.c (flag_dump_unnumbered_links): New.
12040 (print_rtx): Test it.
12042 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12044 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12045 push/pop multiple to 8-byte alignment.
12047 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12049 * config/i386/i386.c (queued_cfa_restores): New static variable.
12050 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12052 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12053 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12054 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12055 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12056 note unconditionally.
12057 (ix86_emit_restore_regs_using_mov): Likewise.
12058 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12059 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12060 it through to ix86_emit_restore_reg_using_pop.
12061 (ix86_emit_leave): Add RED_OFFSET argument. Call
12062 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12063 instead of adding REG_CFA_OFFSET note unconditionally.
12064 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12065 the above functions. Call ix86_add_queued_cfa_restore_notes when
12068 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12069 force output of the label even for dwarf2out_do_cfi_asm.
12070 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12071 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12072 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12074 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12075 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12076 dwarf2out_cfi_label callers.
12077 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12078 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12079 Adjust dwarf2out_cfi_label callers.
12080 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12082 * config/i386/i386.h (struct machine_cfa_state,
12083 struct machine_function): Guard with ifndef USED_FOR_TARGET
12084 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12087 * emutls.c (__emutls_get_address): Change arr->size to mean number
12088 of allocated arr->data entries instead of # of slots + 1.
12090 PR middle-end/40316
12091 * recog.c (peep2_reinit_state): New function.
12092 (peephole2_init_state): Use it at the end of a basic block and also
12093 when seeing a RTX_FRAME_RELATED_P insn.
12095 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12097 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12098 fixuns_truncrfdi2): New.
12099 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12100 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12101 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12102 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12103 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12104 *recip_approx): Remove.
12105 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12106 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12107 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12109 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12112 2009-06-01 Ian Lance Taylor <iant@google.com>
12114 * attribs.c (register_attribute): Use CONST_CAST.
12115 * collect2.c (main): Use CONST_CAST2.
12116 (scan_prog_file): Likewise.
12117 * gcc.c (process_command, main): Likewise.
12118 * toplev.c (toplev_main): Likewise.
12120 * c-typeck.c (handle_warn_cast_qual): New static function,
12121 partially broken out of build_c_cast.
12122 (build_c_cast): Call handle_warn_cast_qual.
12123 * doc/invoke.texi (Warning Options): Document new effect of
12126 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12128 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12129 (diagnostic_report_current_module): Print columns.
12130 * common.opt (flag_show_column): Enable by default.
12132 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12134 * alias.c (find_base_term): Check for NULL term before returning.
12136 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12138 Revert due to PR40320:
12139 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12140 * calls.c (emit_library_call_value_1): Don't force_operand for move
12143 2009-06-01 Olivier Hainque <hainque@adacore.com>
12144 Eric Botcazou <ebotcazou@adacore.com>
12146 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12147 to be processed as a bitfield for constructor output purposes.
12148 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12150 * varasm.c (oc_local_state): New type, output_constructor
12151 local state to support communication with helpers.
12152 (oc_outer_state): New type, output_constructor outer state of
12153 relevance in recursive calls.
12154 (output_constructor_array_range): New output_constructor helper,
12155 extracted code for an array range element.
12156 (output_constructor_regular_field): New output_constructor helper,
12157 extracted code for an element that is not a bitfield.
12158 (output_constructor_bitfield): New output_constructor helper,
12159 extracted code for a bitfield element. Accept an OUTER state
12160 argument for recursive processing. Recurse on record or array
12161 CONSTRUCTOR values, possibly past noop conversions.
12162 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12163 VALUE is a valid constant-valued expression for use in a static
12164 bit-field initializer.
12165 (output_constructor): Rework to use helpers. Accept and honor an
12166 OUTER state argument for recursive calls. Return total size. Be
12167 prepared for nested constructors initializing bitfields.
12168 (output_constant): Feed OUTER in calls to output_constructor.
12170 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12172 * calls.c (emit_library_call_value_1): Don't force_operand for move
12175 2009-06-01 Nick Clifton <nickc@redhat.com>
12177 * doc/invoke.texi (IA-64 Options): Fix typo.
12179 2009-06-01 Ira Rosen <irar@il.ibm.com>
12181 PR tree-optimization/39129
12182 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12184 (vect_do_peeling_for_loop_bound): Use
12185 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12186 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12187 (vect_loop_versioning): Likewise.
12188 (vect_create_cond_for_alias_checks): Fix indentation.
12189 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12191 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12192 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12193 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12194 "control flow in loop".
12195 (vect_estimate_min_profitable_iters): Use
12196 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12197 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12198 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12199 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12200 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12201 statement belongs to a group of strided accesses with the exact code
12203 (vectorizable_load): Likewise.
12204 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12205 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12207 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12209 * config/freebsd-stdint.h: New file.
12210 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12211 Add freebsd-stdint.h to tm_file.
12213 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12215 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12216 (thumb2_extendhidi2): Likewise.
12218 2009-05-31 Ian Lance Taylor <iant@google.com>
12220 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12222 2009-05-31 Ian Lance Taylor <iant@google.com>
12224 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12225 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12226 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12228 2009-05-31 Jason Merrill <jason@redhat.com>
12230 * tree-pretty-print.c (print_call_name): Take the callee, not the
12231 call itself. Make non-static. Use dump_function_name for functions.
12232 (dump_generic_node): Adjust.
12233 * diagnostic.h: Declare print_call_name.
12234 * gimple-pretty-print.c (dump_gimple_call): Use it.
12236 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12238 * config/sh/sh.md (ashldi3_std): New define_expand.
12241 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12244 * config/sh/sh.c: Include debug.h.
12245 (sh_expand_epilogue): Emit a blockage insn before the frame
12246 pointer adjustment also when dwarf2out_do_frame returns true.
12248 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12250 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12251 (thumb2_extendqidi2): New pattern.
12253 2009-05-31 Ira Rosen <irar@il.ibm.com>
12255 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12256 mark phis for renaming.
12257 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12258 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12259 Call mark_sym_for_renaming.
12260 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12261 * tree-vect-loop.c (vect_transform_loop): Remove
12262 vect_memsyms_to_rename initialization and a call to
12263 mark_set_for_renaming.
12265 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12267 PR middle-end/40304
12268 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12269 frame related even if !set_cfa && style < 0.
12271 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12273 * config/i386/mingw-tls.c: New file.
12274 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12275 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12276 defining _WIN32 but not __CYGWIN__.
12278 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12280 * configure.ac: Add MPC support.
12282 * config.in, configure: Regenerate.
12284 2009-05-29 Richard Henderson <rth@redhat.com>
12286 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12287 NOTE_INSN_BASIC_BLOCK.
12288 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12289 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12290 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12292 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12294 (add_cfi): Disable check redefining cfa away from drap.
12295 (lookup_cfa_1): Add remember argument; handle remember/restore.
12296 (lookup_cfa): Pass remember argument.
12297 (cfa_remember): New.
12298 (compute_barrier_args_size_1): Remove sibcall check.
12299 (dwarf2out_frame_debug_def_cfa): New.
12300 (dwarf2out_frame_debug_adjust_cfa): New.
12301 (dwarf2out_frame_debug_cfa_offset): New.
12302 (dwarf2out_frame_debug_cfa_register): New.
12303 (dwarf2out_frame_debug_cfa_restore): New.
12304 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12305 (dwarf2out_begin_epilogue): New.
12306 (dwarf2out_frame_debug_restore_state): New.
12307 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12308 DW_CFA_restore_state.
12309 (output_cfi_directive): Likewise.
12310 (convert_cfa_to_fb_loc_list): Likewise.
12311 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12312 * dwarf2out.h: Update.
12313 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12314 (copy_insn_1): Early out for null.
12315 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12316 and dwarf2out_frame_debug_restore_state.
12317 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12318 (prologue_insn_hash, epilogue_insn_hash): New.
12319 (free_after_compilation): Adjust freeing accordingly.
12320 (record_insns): Create hash table if needed; push insns into
12321 hash instead of array.
12322 (maybe_copy_epilogue_insn): New.
12323 (contains): Search hash table instead of array.
12324 (sibcall_epilogue_contains): Remove.
12325 (thread_prologue_and_epilogue_insns): Split eh_return insns
12326 and mark them as epilogues.
12327 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12328 scanning in terms of basic blocks.
12329 * insn-notes.def (CFA_RESTORE_STATE): New.
12330 * jump.c (returnjump_p_1): Accept EH_RETURN.
12331 (eh_returnjump_p_1, eh_returnjump_p): New.
12332 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12333 CFA_REGISTER, CFA_RESTORE): New.
12334 * rtl.def (EH_RETURN): New.
12335 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12337 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12338 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12340 * config/i386/i386.c (gen_push): Update cfa state.
12341 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12342 add a CFA_ADJUST_CFA note.
12343 (ix86_dwarf_handle_frame_unspec): Remove.
12344 (ix86_expand_prologue): Update cfa state.
12345 (ix86_emit_restore_reg_using_pop): New.
12346 (ix86_emit_restore_regs_using_pop): New.
12347 (ix86_emit_leave): New.
12348 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12349 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12350 * config/i386/i386.h (struct machine_cfa_state): New.
12351 (ix86_cfa_state): New.
12352 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12353 (eh_return_internal): Merge from eh_return_<mode>,
12354 use eh_return rtx, split w/ epilogue.
12356 2009-05-29 Ian Lance Taylor <iant@google.com>
12358 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12360 * calls.c (emit_library_call_value_1): Likewise.
12362 * c-typeck.c (c_build_va_arg): New function.
12363 * c-tree.h (c_build_va_arg): Declare.
12364 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12365 instead of build_va_arg.
12367 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12369 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12370 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12371 (ptr_difference_cost): Use affine combinations to compute it.
12372 (difference_cost): Likewise.
12373 (get_computation_cost_at): Compute more accurate cost for addresses
12374 if the ratio is a multiplier allowed in addresses.
12375 For non-addresses, consider that an additional offset or symbol is
12378 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12380 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12381 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12383 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12384 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12385 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12387 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12388 to 1 for TYPE_SSE{IADD1,CVT1}.
12389 (prefix_vex_imm8): Removed.
12390 (length_vex): Only pass 1 as second argument to
12391 ix86_attr_length_vex_default if prefix_extra is 0.
12392 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12393 (length): For prefix vex computation use length_immediate
12394 attribute instead of prefix_vex_imm8.
12395 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12396 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12397 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12398 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12399 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12400 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12401 a space in between the operands.
12402 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12403 if one operand is 0xff and the other one si, di, bp or sp.
12404 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12405 other one si, di, bp or sp.
12406 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12407 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12408 type and mode attributes.
12409 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12410 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12411 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12412 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12413 prefix_data16 attribute iff MODE_DF.
12414 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12415 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12416 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12417 constm128_operand in length_immediate computation.
12418 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12419 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12420 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12421 length_immediate attribute to 1.
12422 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12423 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12424 for certain alternatives.
12425 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12426 prefix_data16 attribute if MODE_V1DF.
12427 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12428 length_immediate to 1.
12429 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12430 length_address to 4, set mode attribute to MODE_DI.
12431 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12432 (fxam<mode>2_i387): Set length attribute to 4.
12433 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12434 *prefetch_3dnow_rex): Override length_address attribute.
12435 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12437 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12438 (constm128_operand): Removed.
12439 * config/i386/i386.c (memory_address_length): For
12440 disp && !index && !base in 64-bit mode account for SIB byte if
12441 print_operand_address can't optimize disp32 into disp32(%rip)
12442 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12443 for fs: or gs: segment.
12444 (ix86_attr_length_immediate_default): When checking if shortform
12445 is possible, truncate immediate to the length of the non-shortened
12447 (ix86_attr_length_address_default): Ignore MEM_P operands
12449 (ix86_attr_length_vex_default): Only check for DImode on
12450 GENERAL_REG_P operands.
12451 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12452 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12453 (sse_cvttps2pi): Clear prefix_rep attribute.
12454 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12456 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12457 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12458 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12459 iff operand 2 is const_int_operand.
12460 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12461 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12462 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12464 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12466 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12467 prefix_data16 attribute for movlpd and movhpd instructions.
12468 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12469 length_immediate for shufpd instruction.
12470 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12471 (avx_cmpp<avxmodesuffixf2c><mode>3,
12472 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12473 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12474 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12475 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12476 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12477 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12478 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12479 prefix_data16 attribute for the first alternative to 1.
12480 (*avx_loadlps): Override length_immediate for the first alternative.
12481 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12482 attributes for second alternative.
12483 (*vec_concatv2sf_sse4_1): Override length_immediate and
12484 prefix_data16 attributes for second alternative.
12485 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12486 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12487 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12488 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12489 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12490 prefix_data16 and length_immediate to 1.
12491 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12493 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12494 prefix_extra attribute for variants that don't have 0f prefix alone.
12495 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12496 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12497 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12498 *sse4_1_pextrd): Set length_immediate to 1.
12499 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12500 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12502 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12503 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12504 length_immediate to 1 for second alternative.
12505 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12506 prefix_extra and length_immediate attributes for the first
12508 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12510 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12511 to 1 for the first and third alternative.
12512 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12514 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12516 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12518 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12519 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12520 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12521 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12522 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12523 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12524 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12525 ssse3_psign<mode>3): Override prefix_rex attribute.
12526 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12527 (ssse3_palignrti): Override length_immediate to 1.
12528 (ssse3_palignrdi): Override length_immediate to 1, override
12529 prefix_rex attribute.
12530 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12531 (sse4a_extrqi): Override length_immediate to 2.
12532 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12533 (sse4a_insertq): Override prefix_data16 to 0.
12534 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12535 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12536 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12537 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12538 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12539 and length_immediate to 1.
12540 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12541 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12542 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12543 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12544 and length_immediate to 1.
12545 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12546 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12547 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12548 avx_ptest256): Override prefix_extra to 1.
12549 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12550 Override prefix_data16 and length_immediate to 1.
12551 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12552 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12553 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12554 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12555 prefix_data16 to 0 and prefix_extra to 2.
12556 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12557 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12559 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12560 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12561 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12562 and prefix_extra to 2.
12563 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12564 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12565 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12566 avx_vpermilvar<mode>3,
12567 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12568 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12569 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12570 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12571 Override prefix_extra to 1.
12572 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12573 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12574 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12575 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12576 prefix_extra and length_immediate to 1.
12577 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12579 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12580 to 1 for the first alternative.
12581 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12582 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12584 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12585 *movv2sf_internal_avx, *movv2sf_internal): Override
12586 prefix_rep attribute for certain alternatives.
12587 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12588 attributes for certain alternatives.
12589 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12590 attributes for certain alternatives.
12591 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12592 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12593 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12594 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12595 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12596 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12597 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12598 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12599 length_immediate to 1 if operand 2 is const_int_operand.
12600 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12601 *vec_extractv2si_1): Set length_immediate attribute to 1.
12602 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12603 using old 3DNOW insn rather than SSE/3DNOW_A.
12604 (mmx_emms, mmx_femms): Clear modrm attribute.
12606 2009-05-29 Martin Jambor <mjambor@suse.cz>
12608 * tree-sra.c: New implementation of SRA.
12610 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12611 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12612 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12613 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12614 (SRA_MAX_STRUCTURE_COUNT): Removed.
12615 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12616 * doc/invoke.texi (sra-max-structure-size): Removed.
12617 (sra-field-structure-ratio): Removed.
12619 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12621 PR middle-end/40291
12622 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12625 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12627 PR rtl-optimization/40101
12628 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12629 seqno. Adjust comment.
12630 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12631 inserting bookkeeping before a jump, the jump is not scheduled.
12632 When no positive seqno found, provide a value. Add comment.
12634 2009-05-29 Richard Guenther <rguenther@suse.de>
12636 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12637 short-cutting on the first component.
12639 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12641 PR middle-end/39958
12642 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12643 for trees other than decls/types.
12645 2009-05-29 Richard Guenther <rguenther@suse.de>
12647 * tree-ssa-operands.c (get_expr_operands): Do not handle
12648 INDIRECT_REFs in the handled-component case. Remove
12649 unused get_ref_base_and_extent case.
12650 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12651 tree_low_cst and host_integerp where possible.
12652 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12653 codes for equivalence.
12654 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12656 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12658 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12659 to tmake_file for i[34567]86-*-cygwin*.
12661 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12664 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12665 (altivec_categorize_keyword, init_vector_keywords,
12666 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12669 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12671 * tree.c (handle_dll_attribute): Check if node is
12672 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12674 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12676 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12678 (thumb2_zero_extendqidi2): Likewise.
12680 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12682 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12683 instead of gen_movrt.
12684 * config/sh/sh.md (movrt): Remove.
12686 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12688 * doc/invoke.texi (IA-64 Options):
12689 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12690 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12691 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12692 -msched-prefer-non-control-spec-insns,
12693 -msched-stop-bits-after-every-cycle,
12694 -msched-count-spec-in-critical-path,
12695 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12696 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12697 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12698 and -msched-spec-verbose.
12700 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12702 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12703 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12705 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12707 2009-05-28 Richard Guenther <rguenther@suse.de>
12709 * tree-ssa-alias.c (ao_ref_init): New function.
12710 (ao_ref_base): Likewise.
12711 (ao_ref_base_alias_set): Likewise.
12712 (ao_ref_alias_set): Likewise.
12713 (refs_may_alias_p_1): Change signature.
12714 (refs_may_alias_p): Adjust.
12715 (refs_anti_dependent_p): Likewise.
12716 (refs_output_dependent_p): Likewise.
12717 (call_may_clobber_ref_p_1): Change signature.
12718 (call_may_clobber_ref_p): Adjust.
12719 (stmt_may_clobber_ref_p_1): New function split out from ...
12720 (stmt_may_clobber_ref_p): ... here.
12721 (maybe_skip_until): Adjust signature.
12722 (get_continuation_for_phi): Likewise.
12723 (walk_non_aliased_vuses): Likewise.
12724 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12725 (ao_ref_init): Declare.
12726 (ao_ref_base): Likewise.
12727 (ao_ref_alias_set): Likewise.
12728 (stmt_may_clobber_ref_p_1): Likewise.
12729 (walk_non_aliased_vuses): Adjust.
12730 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12731 (get_ref_from_reference_ops): remove.
12732 (vn_reference_lookup_2): Adjust signature.
12733 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12734 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12735 (vn_reference_lookup): Adjust.
12736 (vn_reference_insert): Likewise.
12737 (vn_reference_insert_pieces): Adjust signature.
12738 (visit_reference_op_call): Adjust.
12739 * tree-ssa-pre.c (get_expr_type): Simplify.
12740 (phi_translate_1): Adjust.
12741 (compute_avail): Likewise.
12742 (translate_vuse_through_block): Do not re-build trees.
12743 (value_dies_in_block_x): Likewise.
12744 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12746 (vn_reference_lookup_pieces): Adjust declaration.
12747 (vn_reference_insert_pieces): Likewise.
12749 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12751 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12752 with checking disabled.
12754 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12758 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12759 macro definition for support of three-operand format aligned
12760 .comm directive in assembler on cygwin/pe/mingw target OS.
12761 * configure: Regenerate.
12762 * config.h: Regenerate.
12764 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12765 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12766 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12768 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12769 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12771 2009-05-28 Ira Rosen <irar@il.ibm.com>
12773 PR tree-optimization/40254
12774 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12775 in analysis of basic blocks.
12777 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12779 PR middle-end/33699
12780 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12781 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12782 (TARGET_INITIALIZER): Use it.
12783 * cse.c (CHEAPER): Move it up to the other macros.
12784 (insert): Rename this ...
12785 (insert_with_costs): ... to this. Add cost parameters. Update
12787 (insert): New function. Call insert_with_costs.
12788 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12789 find_reg_offset_for_const, try_const_anchors): New functions.
12790 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12791 when using a const-anchor. Call insert_const_anchors.
12792 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12793 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12795 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12797 * tree-inline.c (remap_decls): Enable nonlocalized variables
12798 when not optimizing.
12800 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12802 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12803 Simplify other tests involving optimize.
12805 2009-05-27 Tom Tromey <tromey@redhat.com>
12807 * unwind-dw2.c (_Unwind_DebugHook): New function.
12808 (uw_install_context): Call _Unwind_DebugHook.
12810 2009-05-27 Tom Tromey <tromey@redhat.com>
12812 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12814 2009-05-27 Ian Lance Taylor <iant@google.com>
12816 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12817 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12818 (ALL_LINKERFLAGS): Define.
12819 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12820 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12821 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12822 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12823 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12824 $(LINKER_FOR_BUILD).
12825 (build/gcov-iov$(build_exeext)): Likewise.
12827 2009-05-27 Julian Brown <julian@codesourcery.com>
12829 * gcse.c (target.h): Include.
12830 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12831 copy of argument to a pseudo register.
12833 2009-05-27 Diego Novillo <dnovillo@google.com>
12835 * tree-ssa-live.c (dump_scope_block): Document arguments.
12836 (dump_scope_blocks): Document.
12837 (debug_scope_blocks): New.
12838 * tree-flow.h (debug_scope_blocks): Declare.
12840 2009-05-21 Denis Chertykov <denisc@overta.ru>
12842 * doc/contrib.texi (Contributors): Add myself to the list.
12844 2009-05-27 Olivier Hainque <hainque@adacore.com>
12846 * expr.c (target_align): New function. Alignment the TARGET of an
12847 assignment may be assume to have.
12848 (highest_pow2_factor_for_target): Use it instead of relying on
12849 immediate tree attributes of TARGET, not necessarily honored when
12850 intermediate bitfields are involved.
12852 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12855 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12856 AVX, SSE4, AES, PCLMUL and POPCNT.
12858 2009-05-27 Diego Novillo <dnovillo@google.com>
12860 * tree-pretty-print.c (dump_location): New.
12861 (dump_generic_node): Call it.
12862 Factor code to handle BLOCK nodes ...
12863 (dump_block_node): ... here.
12865 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12867 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12869 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12871 * gcc-plugin.h: Include config.h and system.h.
12872 (IN_GCC): Define if not defined.
12874 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12876 PR middle-end/40249
12877 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12880 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12882 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12884 * config/m32r/m32r.h: Ditto.
12885 * config/m32r/m32r.md: Ditto.
12886 * config/m32r/predicates.md: Ditto.
12888 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12890 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12892 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12895 (Loading plugins): typo.
12896 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12897 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12898 (Interacting with the GCC Garbage Collector): Added new section.
12899 (Giving information about a plugin): Added new section for
12901 * ggc.h (ggc_register_root_tab): Added declaration.
12902 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12903 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12904 (register_callback): Improved comment in declaration.
12905 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12906 (extra_root_vec) Added static variable for dynamic roots registration.
12907 (ggc_register_root_tab) Added new routine.
12908 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12909 PLUGIN_GGC_MARKING event.
12910 * ggc-zone.c: Include plugin.h.
12911 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12912 * ggc-page.c: Include plugin.h.
12913 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12914 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12915 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12916 (register_callback): check lack of callbacks for
12917 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12918 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12919 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12920 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12921 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12922 dependency on plugin.h.
12923 (plugin.o): Added dependency on ggc.h...
12925 2009-05-26 Richard Guenther <rguenther@suse.de>
12927 PR middle-end/40248
12929 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12930 with mismatched comparison modes.
12932 * expr.c (expand_expr_real_1): Expand the operand of a
12933 VIEW_CONVERT_EXPR in its natural mode.
12935 2009-05-26 Ian Lance Taylor <iant@google.com>
12937 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12938 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12939 (ALL_COMPILERFLAGS): Define.
12940 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12941 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12942 (collect2$(exeext), collect2.o): Likewise.
12943 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12944 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12945 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12946 (libbackend.o, intl.o, cppdefault.o): Likewise.
12947 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12948 (build/%.o): Use $(COMPILER_FOR_BUILD).
12949 (build/gen%$(build_exeext)): Likewise.
12950 (build/gcov-iov$(build_exeext)): LIkewise.
12951 * config/t-darwin (darwin.o): Use $(COMPILER).
12952 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12953 * config/t-sol2 (sol2-c.o): Likewise.
12954 (sol2.o): Likewise.
12955 * config/t-vxworks (vxworks.o): Likewise.
12956 * config/x-darwin (host-darwin.o): Likewise.
12957 * config/x-hpux (host-hpux.o): Likewise.
12958 * config/x-linux (host-linux.o): Likewise.
12959 * config/x-solaris (host-solaris.o): Likewise.
12960 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12961 * config/arm/t-arm (arm-c.o): Likewise.
12962 * config/arm/t-pe (pe.o): Likewise.
12963 * config/arm/t-wince-pe (pe.o): Likewise.
12964 * config/i386/t-cygming (winnt.o): Likewise.
12965 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12966 * config/i386/t-cygwin (cygwin1.o): Likewise.
12967 (cygwin2.o): Likewise.
12968 * config/i386/t-i386 (i386-c.o): Likewise.
12969 * config/i386/t-interix (winnt.o): Likewise.
12970 * config/i386/t-netware (netware.o): Likewise.
12971 * config/i386/t-nwld (nwld.o): Likewise.
12972 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12973 * config/i386/x-i386 (driver-i386.o): Likewise.
12974 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12975 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12976 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12977 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12978 * config/mips/x-native (driver-native.o): Likewise.
12979 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12980 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12981 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12982 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12983 * config/score/t-score-elf (score7.o): Likewise.
12984 (score3.o): Likewise.
12985 * config/sh/t-sh (sh-c.o): Likewise.
12986 * config/sh/t-symbian (sh-c.o): Likewise.
12987 (symbian.o): Likewise.
12988 * config/spu/t-spu-elf (spu-c.o): Likewise.
12989 * config/v850/t-v850 (v850-c.o): Likewise.
12990 * config/v850/t-v850e (v850-c.o): Likewise.
12992 2009-05-26 Richard Guenther <rguenther@suse.de>
12994 PR tree-optimization/40122
12995 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12996 VECTOR_CSTs if possible.
12997 (fold_gimple_assign): Likewise.
12999 2009-05-26 Richard Guenther <rguenther@suse.de>
13001 PR middle-end/40252
13002 * fold-const.c (fold_binary): Use the correct types for building
13005 2009-05-26 Richard Guenther <rguenther@suse.de>
13007 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13008 redundant calls to merge_alias_info.
13009 (bump_vector_ptr): Likewise.
13010 * tree-ssa-copy.c (merge_alias_info): Remove.
13011 (replace_exp_1): Remove call to merge_alias_info.
13012 (propagate_tree_value): Likewise.
13013 (fini_copy_prop): Propagate points-to info.
13014 * tree-flow.h (merge_alias_info): Remove.
13016 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13018 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13020 2009-05-25 Jan Hubicka <jh@suse.cz>
13022 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13023 * cgraph.h (struct inline_summary): New filed self_wize,
13024 size_inlining_benefit, self_time and time_inlining_benefit.
13025 (struct cgraph_global_info): Replace insns by time ans size fields.
13026 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13027 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13028 (ipcp_update_callgraph): Do not touch function bodies.
13029 * ipa-inline.c: Include except.h
13030 (MAX_TIME): New constant.
13031 (overall_insns): Remove.
13032 (leaf_node_p): New.
13033 (overall_size, max_benefit): New static variables.
13034 (cgraph_estimate_time_after_inlining): New function.
13035 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13036 (cgraph_clone_inlined_nodes): Update size.
13037 (cgraph_mark_inline_edge): Update size.
13038 (cgraph_estimate_growth): Use size info.
13039 (cgraph_check_inline_limits): Check size.
13040 (cgraph_default_inline_p): Likewise.
13041 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13042 (cgraph_decide_recursive_inlining): Check size.
13043 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13045 (cgraph_decide_inlining): Likewise.
13046 (cgraph_decide_inlining_incrementally): Likewise; honor
13047 PARAM_EARLY_INLINING_INSNS.
13048 (likely_eliminated_by_inlining_p): New predicate.
13049 (estimate_function_body_sizes): New function.
13050 (compute_inline_parameters): Use it.
13051 * except.c (must_not_throw_labels): New function.
13052 * except.h (must_not_throw_labels): Declare.
13053 * tree-inline.c (init_inline_once): Kill inlining_weigths
13054 * tree-ssa-structalias.c: Avoid uninitialized warning.
13055 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13056 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13057 (PARAM_INLINE_CALL_COST): Remove.
13058 (PARAM_EARLY_INLINING_INSNS): New.
13060 2009-05-25 Richard Guenther <rguenther@suse.de>
13062 PR tree-optimization/36327
13063 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13064 callback for reference translation or lookup at the point of may-defs.
13065 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13066 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13067 for union COMPONENT_REFs.
13068 (vn_reference_lookup_3): New callback. Lookup from memset
13069 and CONSTRUCTOR assignment, translate through struct copies.
13070 (vn_reference_lookup_pieces): Make sure to not free the
13071 passed operands array. Adjust walk_non_aliased_vuses call.
13072 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13073 make sure we do not leak memory.
13075 2009-05-25 Richard Guenther <rguenther@suse.de>
13077 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13078 * tree-inline.c (expand_call_inline): Reset the escaped and
13079 callused solutions.
13080 * tree-ssa-structalias.c (pass_build_ealias): New.
13081 * tree-pass.h (pass_build_ealias): Declare.
13082 * passes.c (init_optimization_passes): Add PTA during
13083 early optimizations.
13084 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13085 and CALLUSED solutions.
13086 (dump_points_to_solution): New function, split out from ...
13087 (dump_points_to_info_for): ... here.
13088 * tree-parloops.c (parallelize_loops): Reset the escaped and
13089 callused solutions.
13091 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13094 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13095 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13097 2009-05-25 Ira Rosen <irar@il.ibm.com>
13099 PR tree-optimization/40238
13100 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13101 statements after basic block's labels.
13102 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13103 to free the allocated memory.
13105 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13107 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13108 return address with a USE.
13110 2009-05-24 Richard Guenther <rguenther@suse.de>
13112 PR middle-end/40233
13113 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13114 array type from the main variant of the inner type.
13116 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13118 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13119 definition to bool (from int) to un-break build.
13120 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13122 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13124 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13125 discard_stmt_changes): Delete.
13126 * tree-ssa-operands.c (scb_stack): Delete.
13127 (init_ssa_operands): Do not initialize it.
13128 (fini_ssa_operands): Do not free it.
13129 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13131 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13132 update_stmt, remove the others. Fix comments.
13133 * tree-dfa.c (optimize_stack_restore): Likewise.
13134 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13135 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13136 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13137 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13139 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13140 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13141 (dom_opt_finalize_block): Likewise, adjusting access to
13143 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13144 (stmts_to_rescan): Change item type to gimple.
13145 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13147 2009-05-24 Ira Rosen <irar@il.ibm.com>
13149 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13150 * tree-pass.h (pass_slp_vectorize): New pass.
13151 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13152 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13153 * tree-vectorizer.c (timevar.h): Include.
13154 (user_vect_verbosity_level): Declare.
13155 (vect_location): Fix comment.
13156 (vect_set_verbosity_level): Update user_vect_verbosity_level
13157 instead of vect_verbosity_level.
13158 (vect_set_dump_settings): Add an argument. Ignore user defined
13159 verbosity if dump flags require higher level of verbosity. Print to
13160 stderr only for loop vectorization.
13161 (vectorize_loops): Update call to vect_set_dump_settings.
13162 (execute_vect_slp): New function.
13163 (gate_vect_slp): Likewise.
13164 (struct gimple_opt_pass pass_slp_vectorize): New.
13165 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13166 access its members.
13167 (vec_info_for_bb): New function.
13168 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13169 (VECTORIZATION_ENABLED): New macro.
13170 (SLP_ENABLED, SLP_DISABLED): Likewise.
13171 (vect_is_simple_use): Add bb_vec_info argument.
13172 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13173 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13174 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13175 vect_schedule_slp, vect_analyze_slp): Likewise.
13176 (vect_analyze_stmt): Add slp_tree argument.
13177 (find_bb_location): Declare.
13178 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13179 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13180 (vect_analyze_loop_operations, vect_analyze_loop,
13181 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13182 vect_finalize_reduction, vectorizable_reduction,
13183 vectorizable_live_operation, vect_transform_loop): Likewise.
13184 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13185 skip evolution analysis if analyzing a basic block.
13186 (dr_analyze_indices): Likewise.
13187 (initialize_data_dependence_relation): Skip the test whether the
13188 object is invariant for basic blocks.
13189 (compute_all_dependences): Skip dependence analysis for data
13190 references in basic blocks.
13191 (find_data_references_in_stmt): Don't fail in case of invariant
13192 access in basic block.
13193 (find_data_references_in_bb): New function.
13194 (find_data_references_in_loop): Move code to
13195 find_data_references_in_bb and add a call to it.
13196 (compute_data_dependences_for_bb): New function.
13197 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13198 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13200 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13201 unknown dependence in basic block and fail in case of dependence in
13203 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13204 dependence instances from either loop or basic block vectorization
13206 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13207 before calling nested_in_vect_loop_p.
13208 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13209 dependence instances from either loop or basic block vectorization
13211 (vect_verify_datarefs_alignment): Likewise.
13212 (vect_enhance_data_refs_alignment): Adjust function calls.
13213 (vect_analyze_data_refs_alignment): Likewise.
13214 (vect_analyze_group_access): Fix printing. Skip different checks if
13215 DR_STEP is 0. Keep strided stores either in loop or basic block
13216 vectorization data structure. Fix indentation.
13217 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13219 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13220 dependence instances from either loop or basic block vectorization
13222 (vect_analyze_data_refs): Update comment. Call
13223 compute_data_dependences_for_bb to analyze basic blocks.
13224 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13225 case of loop vectorization. In case of basic block vectorization use
13226 data-ref itself as a base.
13227 (vect_create_data_ref_ptr): In case of basic block vectorization:
13228 don't advance the pointer, add new statements before the current
13229 statement. Adjust function calls.
13230 (vect_supportable_dr_alignment): Support only aligned accesses in
13231 basic block vectorization.
13232 * common.opt (ftree-slp-vectorize): New flag.
13233 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13234 (vect_pattern_recog_1): Likewise.
13235 * tree-vect-stmts.c (process_use): Likewise.
13236 (vect_init_vector): Add new statements in the beginning of the basic
13237 block in case of basic block SLP.
13238 (vect_get_vec_def_for_operand): Adjust function calls.
13239 (vect_finish_stmt_generation): Likewise.
13240 (vectorizable_call): Add assert that it is loop vectorization, adjust
13242 (vectorizable_conversion, vectorizable_assignment): Likewise.
13243 (vectorizable_operation): In case of basic block SLP, take
13244 vectorization factor from statement's type and skip the relevance
13245 check. Adjust function calls.
13246 (vectorizable_type_demotion): Add assert that it is loop
13247 vectorization, adjust function calls.
13248 (vectorizable_type_promotion): Likewise.
13249 (vectorizable_store): Check for outer loop only in case of loop
13250 vectorization. Adjust function calls. For basic blocks, skip the
13251 relevance check and don't advance pointers.
13252 (vectorizable_load): Likewise.
13253 (vectorizable_condition): Add assert that it is loop vectorization,
13254 adjust function calls.
13255 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13256 that it is not reduction, get vector type, call only supported
13257 functions, skip loop specific parts.
13258 (vect_transform_stmt): Check for outer loop only in case of loop
13260 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13261 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13262 for external definition.
13263 * passes.c (pass_slp_vectorize): New pass.
13264 * tree-vect-slp.c (find_bb_location): New function.
13265 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13266 check for patterns only in loops.
13267 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13268 case of multiple types in basic block SLP.
13269 (vect_mark_slp_stmts_relevant): New function.
13270 (vect_supported_load_permutation_p): Fix comment.
13271 (vect_analyze_slp_instance): Add argument. In case of basic block
13272 SLP, take vectorization factor from statement's type, check that
13273 unrolling factor is 1. Adjust function call. Save SLP instance in
13274 either loop or basic block vectorization structure. Return FALSE,
13276 (vect_analyze_slp): Add argument. Get strided stores groups from
13277 either loop or basic block vectorization structure. Return FALSE
13278 if basic block SLP failed.
13279 (new_bb_vec_info): New function.
13280 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13281 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13282 (vect_schedule_slp): Add argument. Get SLP instances from either
13283 loop or basic block vectorization structure. Set vectorization factor
13284 to be 1 for basic block SLP.
13285 (vect_slp_transform_bb): New function.
13286 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13288 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13290 * final.c (shorten_branches): Do not align labels for jump tables.
13291 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13293 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13295 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13296 Remove outdated reference to flow.c and fix nits.
13297 * doc/gccint.texi: Tweak RTL description.
13298 * doc/rtl.texi: Likewise.
13300 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13302 * config/avr/avr.c: Change my email address.
13303 * config/avr/avr.h: Likewise.
13304 * config/avr/avr.md: Likewise.
13305 * config/avr/avr-protos.h: Likewise.
13306 * config/avr/libgcc.S: Likewise.
13308 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13310 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13311 (spu_split_load, spu_split_store): Change return type to int.
13312 (spu_split_convert): Declare.
13313 * config/spu/predicates.md (spu_mem_operand): Remove.
13314 (spu_mov_operand): Update.
13315 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13316 * config/spu/spu.c (regno_aligned_for_load): Remove.
13317 (reg_aligned_for_addr, spu_expand_load): Define.
13318 (spu_expand_extv): Reimplement and handle MEM.
13319 (spu_expand_insv): Handle MEM.
13320 (spu_sched_reorder): Handle insn's with length 0.
13321 (spu_legitimate_address_p): Reimplement.
13322 (store_with_one_insn_p): Return TRUE for any mode with size
13323 larger than 16 bytes.
13324 (address_needs_split): Define.
13325 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13327 (spu_convert_move): Define.
13328 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13329 (spu_split_store): Change all MEM's to TImode.
13330 (spu_init_expanders): Preallocate registers that correspond to
13331 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13333 (spu_split_convert): Define.
13334 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13335 (_move<mode>, _movdi, _movti): Update predicate and condition.
13336 (load, store): Change to define_split.
13337 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13339 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13340 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13341 define_insn_and_split of lshr<mode>3.
13342 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13343 (<v>ashr<mode>3_imm): Define.
13344 (extv, extzv, insv): Allow MEM operands.
13345 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13346 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13347 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13348 (_spu_convert2): Change to define_insn_and_split and remove the
13349 corresponding define_peephole2.
13350 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13351 Change predicates to memory_operand.
13353 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13355 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13357 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13359 PR tree-optimization/40219
13360 * tree.c (iterative_hash_expr): Make sure the builtin function is
13361 a normal builtin function and not a front end or back end builtin
13362 before indexing into the built_in_decls array.
13364 2009-05-22 Richard Guenther <rguenther@suse.de>
13366 PR middle-end/38964
13367 * alias.c (write_dependence_p): Do not use TBAA for answering
13368 anti-dependence or output-dependence.
13369 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13370 (emit_pointer_definition): Remove.
13371 (emit_alias_warning): Likewise.
13372 (find_what_var_points_to): Remove TBAA pruning code.
13373 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13375 (compute_points_to_sets): Remove code computing the set of
13376 dereferenced pointers.
13377 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13378 oracle for querying anti and output dependencies.
13379 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13380 if TBAA may be applied.
13381 (refs_anti_dependent_p): New function.
13382 (refs_output_dependent_p): Likewise.
13383 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13384 (refs_output_dependent_p): Likewise.
13385 * doc/tree-ssa.texi (Memory model): New section.
13386 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13387 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13388 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13389 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13390 * expr.c (expand_expr_real_1): Likewise.
13391 * gimple-low.c (lower_stmt): Likewise.
13392 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13393 (dump_gimple_cdt): Remove.
13394 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13395 (gimple_size): Likewise.
13396 (walk_gimple_op): Likewise.
13397 (is_gimple_stmt): Likewise.
13398 (walk_stmt_load_store_addr_ops): Likewise.
13399 (gimple_build_cdt): Remove.
13400 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13401 * gimple.h (gimple_cdt_new_type): Remove.
13402 (gimple_cdt_new_type_ptr): Likewise.
13403 (gimple_cdt_set_new_type): Likewise.
13404 (gimple_cdt_location): Likewise.
13405 (gimple_cdt_location_ptr): Likewise.
13406 (gimple_cdt_set_location): Likewise.
13407 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13408 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13409 GIMPLE_CHANGE_DYNAMIC_TYPE.
13410 (verify_types_in_gimple_stmt): Likewise.
13411 * tree-inline.c (estimate_num_insns): Likewise.
13412 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13413 (copy_decl_to_var): Likewise.
13414 (copy_result_decl_to_var): Likewise.
13415 * tree-pretty-print.c (dump_generic_node): Do not handle
13416 CHANGE_DYNAMIC_TYPE_EXPR.
13417 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13418 * tree-ssa-operands.c (get_expr_operands): Likewise.
13419 * tree-ssa-structalias.c (struct variable_info): Remove
13420 no_tbaa_pruning member.
13421 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13422 (unify_nodes): Do not copy it.
13423 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13424 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13425 (set_uids_in_ptset): Do not check it.
13426 (find_what_var_points_to): Likewise.
13427 (compute_tbaa_pruning): Remove.
13428 (compute_points_to_sets): Do not call it.
13429 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13430 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13431 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13432 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13433 (DECL_NO_TBAA_P): Likewise.
13434 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13435 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13436 (expand_omp_atomic_pipeline): Do not set it.
13437 * print-tree.c (print_node): Do not dump it.
13438 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13441 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13444 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13447 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13449 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13452 2009-05-22 Ben Elliston <bje@au.ibm.com>
13454 * Makefile.in (bversion.h, s-bversion): New targets.
13455 (TOPLEV_H): Add bversion.h.
13456 * toplev.h: Include "bversion.h".
13457 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13458 the __format__ attribute only if compiling with the same version
13459 of GCC as the sources (the "build version").
13461 2009-05-22 Ben Elliston <bje@au.ibm.com>
13463 * c-format.c (handle_format_attribute): Fix comment typo.
13465 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13468 * config/ia64/ia64.opt (mfused-madd): New.
13469 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13470 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13471 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13472 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13473 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13474 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13475 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13476 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13477 instruction if !TARGET_FUSED_MADD.
13478 (fpma, fpms): Remove colon from name.
13480 2009-05-22 Richard Guenther <rguenther@suse.de>
13482 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13483 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13484 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13486 (create_expression_by_pieces): Only convert if necessary.
13487 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13488 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13490 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13492 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13493 regular pattern from a template and rename it ...
13494 (*extzv_truncsi_exts): ... to this.
13496 2009-05-21 Richard Guenther <rguenther@suse.de>
13498 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13499 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13500 (cgraph_default_inline_p): Likewise.
13501 (cgraph_decide_inlining_incrementally): Likewise.
13503 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13504 Uros Bizjak <ubizjak@gmail.com>
13506 * config/i386/cpuid.h (bit_MOVBE): New.
13508 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13510 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13511 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13512 (ix86_handle_option): Handle OPT_mmovbe.
13513 (ix86_target_string): Add -mmovbe.
13514 (pta_flags): Add PTA_MOVBE.
13515 (processor_alias_table): Add PTA_MOVBE to "atom".
13516 (override_options): Handle PTA_MOVBE.
13518 * config/i386/i386.h (TARGET_MOVBE): New.
13520 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13521 (*bswapsi_movbe): New.
13522 (*bswapdi_movbe): Likewise.
13523 (bswapdi2): Renamed to ...
13524 (*bswapdi_1): This.
13525 (bswapdi2): New expander.
13527 * config/i386/i386.opt (mmovbe): New.
13529 * doc/invoke.texi: Document -mmovbe.
13531 2009-05-21 Taras Glek <tglek@mozilla.com>
13533 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13534 * gcc-plugin.h (plugin_init): Updated signature.
13535 * gcc-plugin.h (plugin_name_args): Moved to this header.
13536 * doc/plugins.texi (plugin_init): Updated documention to reflect
13538 * doc/plugins.texi (plugin_name_args): Added to documention.
13540 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13542 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13543 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13545 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13547 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13548 JUMP_TABLE_DATA_P predicates where applicable.
13549 * config/i386/predicates.md: Ditto.
13550 * config/i386/sse.md: Ditto.
13552 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13554 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13555 operand2 -128 override length_immediate attribute to 1.
13556 * config/i386/predicates.md (constm128_operand): New predicate.
13558 * config/i386/i386.c (memory_address_length): Handle %r12
13559 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13561 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13562 mode look through optional ZERO_EXTEND and SUBREG.
13563 * config/i386/i386.md (R12_REG): New define_constant.
13564 (prefix_data16): For sse unit set also for MODE_TI insns.
13565 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13566 insns set if operand 1 is ext_QIreg_operand.
13567 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13568 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13570 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13571 mode from MODE_DI to MODE_SI.
13572 (movdi_1_rex64): Override modrm and length_immediate attributes
13573 only for movabs (TYPE_IMOV, alternative 2).
13574 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13575 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13576 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13577 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13578 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13579 prefix_rex attribute if DImode.
13580 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13581 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13582 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13583 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13584 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13585 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13586 Likewise. For TYPE_IMOV clear length_immediate attribute.
13587 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13588 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13589 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13590 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13591 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13592 or one operand TYPE_ISHIFT.
13593 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13594 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13595 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13596 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13597 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13598 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13599 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13600 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13601 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13602 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13603 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13604 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13605 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13606 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13607 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13608 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13609 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13610 set mode attribute, don't override length attribute.
13611 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13613 (return_internal_long): Set length attribute to 2 instead of 1.
13614 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13615 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13616 prefix_rex attribute.
13617 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13619 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13621 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13623 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13625 2009-05-20 Ian Lance Taylor <iant@google.com>
13627 * tree.c (build_tree_list_vec_stat): New function.
13628 (ctor_to_vec): New function.
13629 (build_nt_call_vec): New function.
13630 (build_call_array): Change args to be a const pointer.
13631 (build_call_vec): New function.
13632 * tree.h (build_nt_call_vec): Declare.
13633 (build_tree_list_vec_stat): Declare.
13634 (build_tree_list_vec): Define.
13635 (build_call_array): Update declaration.
13636 (build_call_vec): Declare.
13637 (ctor_to_vec): Declare.
13638 * c-common.c (tree_vector_cache): New static variable.
13639 (make_tree_vector): New function.
13640 (release_tree_vector): New function.
13641 (make_tree_vector_single): New function.
13642 (make_tree_vector_copy): New function.
13643 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13644 (make_tree_vector_single, make_tree_vector_copy): Declare.
13645 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13646 (c_parser_expr_list): Don't manage cache here, instead call
13648 (c_parser_release_expr_list): Remove static function.
13649 (c_parser_vec_to_tree_list): Remove static function.
13650 (c_parser_attributes): Call build_tree_list_vec instead of
13651 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13652 c_parser_release_expr_list.
13653 (c_parser_postfix_expression_after_primary): Likewise.
13654 (c_parser_objc_keywordexpr): Likewise.
13656 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13658 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13659 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13660 TARGET_CONVERT_TO_TYPE.
13661 * hooks.c (hook_tree_const_tree_null): Define.
13662 * hooks.h (hook_tree_const_tree_null): Declare.
13663 * target.h (struct gcc_target): Add invalid_parameter_type,
13664 invalid_return_type, promoted_type, and convert_to_type fields.
13665 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13666 (TARGET_INVALID_RETURN_TYPE): Define.
13667 (TARGET_PROMOTED_TYPE): Define.
13668 (TARGET_CONVERT_TO_TYPE): Define.
13669 (TARGET_INITIALIZER): Update for new fields.
13670 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13671 (grokparms): Check targetm.invalid_parameter_type.
13672 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13673 * c-convert.c (convert): Check targetm.convert_to_type.
13675 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13677 * config/mips/mips.md (*extenddi_truncate<mode>,
13678 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13680 (*extendhi_truncateqi): New define_insn_and_sptit.
13682 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13684 PR middle-end/40204
13685 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13686 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13688 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13690 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13691 the operand of VIEW_CONVERT_EXPR.
13693 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13695 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13696 extended family and model for Intel processors. Support Intel Atom.
13698 2009-05-20 Olivier Hainque <hainque@adacore.com>
13700 * gstab.h (stab_code_type): Define, to be used instead of the
13701 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13703 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13704 occurrences by stab_code_type.
13705 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13707 2009-05-20 Martin Jambor <mjambor@suse.cz>
13709 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13710 (sra_insert_before): Likewise.
13711 (sra_insert_after): Likewise.
13712 (sra_init_cache): Likewise.
13713 (sra_type_can_be_decomposed_p): Likewise.
13714 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13715 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13716 (sra_insert_before): Likewise.
13717 (sra_insert_after): Likewise.
13718 (sra_init_cache): Likewise.
13719 (insert_edge_copies_seq): Made static and moved upwards.
13721 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13724 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13726 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13727 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13730 2009-05-20 Richard Guenther <rguenther@suse.de>
13732 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13733 with mismatched comparison modes.
13735 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13737 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13738 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13739 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13740 with shifts for Thumb2.
13741 (orsi_notsi): New for orn.
13742 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13743 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13744 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13745 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13746 Don't invert remainder for IOR.
13748 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13750 PR tree-optimization/40087
13751 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13752 number_of_iterations_ne): Rename never_infinite argument.
13753 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13754 number_of_iterations_le): Handle pointer-type ivs when
13755 exit_must_be_taken is false.
13756 (number_of_iterations_cond): Do not always assume that
13757 exit_must_be_taken if the control variable is a pointer.
13759 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13761 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13762 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13764 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13766 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13767 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13769 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13772 * c.opt (Wlogical-op): Disabled by default.
13773 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13775 * doc/invoke.texi (Wlogical-op): Likewise.
13777 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13779 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13781 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13782 Propagate the type of the first operand.
13783 <ASSERT_EXPR>: Simplify.
13784 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13785 Rewrite using the RHS code as discriminant.
13786 <NOP_EXPR>: Turn into CASE_CONVERT.
13787 <PLUS_EXPR>: Propagate the type of the first operand.
13789 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13791 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13792 (ia64_dconst_0_375): New.
13793 * config/ia64/ia64.c (ia64_override_options): Remove
13794 -minline-sqrt-min-latency warning.
13795 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13796 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13797 * config/ia64/ia64.md (*sqrt_approx): Remove.
13798 (sqrtsf2): Remove #if 0.
13799 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13800 (sqrtdf): Remove assert.
13801 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13802 (sqrtxf2): Remove #if 0.
13803 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13804 * div.md (sqrt_approx_rf): New.
13805 (sqrtsf2_internal_thr): New implementation.
13806 (sqrtsf2_internal_lat): New.
13807 (sqrtdf2_internal_thr: New implementation.
13808 (sqrtxf2_internal): New implementation.
13810 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13811 Hans-Peter Nilsson <hp@axis.com>
13813 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13814 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13815 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13816 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13817 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13818 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13819 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13820 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13821 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13822 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13823 * c-common.c: ...from here.
13825 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13827 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13829 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13831 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13833 2009-05-19 Ben Elliston <bje@au.ibm.com>
13835 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13836 assignments with memcpy calls.
13837 (add_fdes): Likewise.
13838 (binary_search_unencoded_fdes): Likewise.
13839 (linear_search_fdes): Eliminate type puns.
13841 2009-05-19 Richard Guenther <rguenther@suse.de>
13843 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13844 not falsely claim to have propagated into all uses.
13846 2009-05-19 Ben Elliston <bje@au.ibm.com>
13848 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13851 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13853 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13854 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13855 (TARGET_LEGITIMATE_ADDRESS_P): New.
13856 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13857 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13859 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13862 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13863 child of the containing namespace's DIE.
13865 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13867 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13868 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13869 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13872 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13875 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13876 gen_align with gen_pad.
13877 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13878 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13880 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13881 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13883 * config/i386/i386.md (align): Renamed to ...
13884 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13885 ASM_OUTPUT_MAX_SKIP_PAD.
13887 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13889 * config.gcc: Fix variable syntax.
13892 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13893 before calling exact_log2.
13894 (output_iorsi3): Likewise.
13895 (output_xorsi3): Likewise.
13897 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13899 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13900 for the none zero constant operand except for EQ and NE
13901 comprisons even when the first operand is R0.
13903 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13905 * config/s390/2064.md: Remove trailing whitespaces.
13906 * config/s390/2084.md: Likewise.
13907 * config/s390/constraints.md: Likewise.
13908 * config/s390/fixdfdi.h: Likewise.
13909 * config/s390/libgcc-glibc.ver: Likewise.
13910 * config/s390/s390-modes.def: Likewise.
13911 * config/s390/s390-protos.h: Likewise.
13912 * config/s390/s390.c: Likewise.
13913 * config/s390/s390.h: Likewise.
13914 * config/s390/s390.md: Likewise.
13915 * config/s390/tpf-unwind.h: Likewise.
13917 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13919 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13921 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13924 * configure.ac (m68k-*-*): Check if binutils support TLS.
13925 * configure: Regenerate.
13926 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13927 * config/m68k/constraints.md (Cu): New constraint.
13928 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13929 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13930 (movsi): Handle TLS symbols.
13931 (addsi3_5200): Handle XTLS symbols, indent.
13932 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13933 (m68k_tls_reference_p): Declare.
13934 (m68k_legitimize_address): Declare.
13935 (m68k_unwrap_symbol): Declare.
13936 * config/m68k/m68k.opt (mxtls): New option.
13937 * config/m68k/m68k.c (ggc.h): Include.
13938 (m68k_output_dwarf_dtprel): Implement hook.
13939 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13940 (m68k_expand_prologue): Load GOT pointer when function needs it.
13941 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13942 (m68k_legitimate_constant_address_p): Same.
13943 (m68k_decompose_address): Handle TLS references.
13944 (m68k_get_gp): New static function.
13945 (enum m68k_reloc): New contants.
13946 (TLS_RELOC_P): New macro.
13947 (m68k_wrap_symbol): New static function.
13948 (m68k_unwrap_symbol): New function.
13949 (m68k_final_prescan_insn_1): New static function.
13950 (m68k_final_prescan_insn): New function.
13951 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13953 (legitimize_pic_address): Handle TLS references..
13954 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13955 (m68k_libcall_value_in_a0_p)
13956 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13957 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13958 (m68k_legitimize_tls_address): Handle TLS references.
13959 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13961 (m68k_legitimize_address): Handle TLS symbols.
13962 (m68k_get_reloc_decoration): New static function.
13963 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13965 (m68k_output_dwarf_dtprel): Implement hook.
13966 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13967 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13968 m68k_call_* routines.
13969 (sched_attr_op_type): Handle TLS symbols.
13970 (gt-m68k.h): Include.
13971 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13972 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13974 2009-05-18 Martin Jambor <mjambor@suse.cz>
13976 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13977 (visit_store_addr_for_mod_analysis): New function.
13978 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13979 (determine_cst_member_ptr): Use gimple_assign_single_p.
13980 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13981 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13982 operands. Don't check number of operands of a NOP_EXPR.
13984 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13986 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13988 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13991 * c-common.c (warn_logical_operator): Don't warn if one of
13992 expression isn't always true or false.
13994 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13996 * config/i386/biarch32.h: New file.
13997 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13999 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14001 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14002 *zero_extend<mode>_truncqi): Merge these into ...
14003 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14004 Name the pattern following this as *zero_extendhi_truncqi.
14006 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14008 PR middle-end/39301
14009 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14010 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14011 (output_info): Make field HOST_WIDEST_INT.
14012 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14013 (dump_bitmat_statistics): Same.
14015 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14017 * config.gcc (use_gcc_stdint): Set to wrap.
14018 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14019 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14020 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14021 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14022 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14023 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14024 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14025 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14027 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14029 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14031 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14032 Move definitions earlier.
14033 (OPT_ARCH64, OPT_ARCH32): Define.
14034 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14037 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14040 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14043 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14045 * arm.md (movdi2): Copy non-reg values to DImode registers.
14047 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14050 * final.c (label_to_max_skip): New function.
14051 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14052 CODE_LABEL_NUMBER <= max_labelno.
14053 * output.h (label_to_max_skip): New prototype.
14054 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14055 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14056 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14057 Handle CODE_LABELs with >= 16 byte alignment or with
14058 max_skip == (1 << align) - 1.
14059 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14060 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14063 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14064 .p2align 3 if MAX_SKIP is smaller than 7.
14065 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14067 2009-05-15 Ian Lance Taylor <iant@google.com>
14069 * alias.c (struct alias_set_entry_d): Rename from struct
14070 alias_set_entry. Change all uses.
14071 * except.c (struct call_site_record_d): Rename from struct
14072 call_site_record. Change all uses.
14073 * except.h (struct eh_region_d): Rename from struct eh_region.
14075 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14077 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14078 ivtype_map_elt. Change all uses.
14079 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14081 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14082 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14084 (struct sese_d): Rename from struct sese. Change all uses.
14085 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14086 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14087 * optabs.h (struct optab_d): Rename from struct optab. Change all
14089 (struct convert_optab_d): Rename from struct convert_optab.
14091 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14092 ipa_opt_pass. Change all uses.
14093 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14096 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14097 defined as a typedef.
14098 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14101 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14104 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14106 (merge_ranges): Returns bool.
14107 * tree.h (make_range): .. to here.
14108 (build_range_check): Likewise.
14109 (merge_ranges): Likewise. Renamed from merge_ranges.
14110 * c-typeck.c (parser_build_binary_op): Update calls to
14111 warn_logical_operator.
14112 * c-common.c (warn_logical_operator): Add new warning.
14113 * c-common.h (warn_logical_operator): Update declaration.
14115 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14117 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14119 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14121 * doc/install.texi: Document MPC requirements, flags etc.
14123 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14124 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14125 Evaluate constant arguments.
14126 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14127 (fold_builtin_1): Likewise, also evaluate constant arguments.
14128 Remove superfluous break.
14129 (do_mpc_ckconv): New.
14130 * real.h: Include mpc.h.
14131 * toplev.c (print_version): Output MPC version info if available.
14133 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14135 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14137 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14139 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14142 2009-05-15 Jan Hubicka <jh@suse.cz>
14144 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14145 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14146 (try_inline): Fix return value.
14147 (cgraph_decide_inlining_incrementally): Honor new value.
14148 (cgraph_early_inlining): Handle indirect inlining.
14149 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14151 2009-05-15 Jan Hubicka <jh@suse.cz>
14153 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14154 * cgraphunit.c (cgraph_finalize_function): Set it.
14155 (cgraph_expand_function): Use it.
14157 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14159 * real.c (encode_ieee_half): Define.
14160 (decode_ieee_half): Define.
14161 (ieee_half_format): Define.
14162 (arm_half_format): Define.
14163 * real.h (ieee_half_format): Declare.
14164 (arm_half_format): Declare.
14166 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14168 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14169 swapped, and reversed optabs exist before trying to use them.
14171 2009-05-15 Paul Brook <paul@codesourcery.com>
14172 Sandra Loosemore <sandra@codesourcery.com>
14174 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14175 loads. Allow PRE_DEC.
14176 (output_move_neon): Handle PRE_DEC.
14177 (arm_print_operand): Add 'A' for neon structure loads.
14178 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14179 * config/arm/neon.md (neon_mov): Update comment.
14180 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14182 (Um): New constraint.
14184 2009-05-15 Jan Hubicka <jh@suse.cz>
14186 Revert the following patch until testsuite fallout is fixed:
14187 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14188 * cgraph.h (struct inline_summary): New filed self_wize,
14189 size_inlining_benefit, self_time and time_inlining_benefit.
14190 (struct cgraph_global_info): Replace insns by time ans size fields.
14191 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14192 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14193 (ipcp_update_callgraph): Do not touch function bodies.
14194 * ipa-inline.c: Include except.h
14195 (MAX_TIME): New constant.
14196 (overall_insns): Remove
14197 (overall_size, max_benefit): New static variables.
14198 (cgraph_estimate_time_after_inlining): New function.
14199 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14200 (cgraph_clone_inlined_nodes): Update size.
14201 (cgraph_mark_inline_edge): Update size.
14202 (cgraph_estimate_growth): Use size info.
14203 (cgraph_check_inline_limits): Check size.
14204 (cgraph_default_inline_p): Likewise.
14205 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14206 (cgraph_decide_recursive_inlining): Check size.
14207 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14209 (cgraph_decide_inlining): Likewise.
14210 (cgraph_decide_inlining_incrementally): Likewise; honor
14211 PARAM_EARLY_INLINING_INSNS.
14212 (likely_eliminated_by_inlining_p): New predicate.
14213 (estimate_function_body_sizes): New function.
14214 (compute_inline_parameters): Use it.
14215 * except.c (must_not_throw_labels): New function.
14216 * except.h (must_not_throw_labels): Declare.
14217 * tree-inline.c (init_inline_once): Kill inlining_weigths
14218 * tree-ssa-structalias.c: Avoid uninitialized warning.
14219 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14220 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14221 (PARAM_INLINE_CALL_COST): Remove.
14222 (PARAM_EARLY_INLINING_INSNS): New.
14224 2009-05-15 Richard Guenther <rguenther@suse.de>
14226 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14227 not TODO_update_ssa.
14229 2009-05-15 Richard Guenther <rguenther@suse.de>
14231 PR tree-optimization/39999
14232 * gimple.h (gimple_expr_type): Use the expression type looking
14233 through useless conversions.
14234 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14235 (vn_nary_op_insert_stmt): Likewise.
14236 (simplify_binary_expression): Likewise.
14238 2009-05-15 Richard Guenther <rguenther@suse.de>
14240 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14241 New options, enabled by default.
14242 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14244 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14245 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14246 * tree-ssa-structalias.c (gate_tree_pta): New function.
14247 (pass_build_alias): Use it.
14249 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14251 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14252 recurse on an invariant address if a conversion from a pointer
14253 type to a wider integer type is involved.
14255 2009-05-15 Jan Hubicka <jh@suse.cz>
14257 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14258 * cgraph.h (struct inline_summary): New filed self_wize,
14259 size_inlining_benefit, self_time and time_inlining_benefit.
14260 (struct cgraph_global_info): Replace insns by time ans size fields.
14261 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14262 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14263 (ipcp_update_callgraph): Do not touch function bodies.
14264 * ipa-inline.c: Include except.h
14265 (MAX_TIME): New constant.
14266 (overall_insns): Remove
14267 (overall_size, max_benefit): New static variables.
14268 (cgraph_estimate_time_after_inlining): New function.
14269 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14270 (cgraph_clone_inlined_nodes): Update size.
14271 (cgraph_mark_inline_edge): Update size.
14272 (cgraph_estimate_growth): Use size info.
14273 (cgraph_check_inline_limits): Check size.
14274 (cgraph_default_inline_p): Likewise.
14275 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14276 (cgraph_decide_recursive_inlining): Check size.
14277 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14279 (cgraph_decide_inlining): Likewise.
14280 (cgraph_decide_inlining_incrementally): Likewise; honor
14281 PARAM_EARLY_INLINING_INSNS.
14282 (likely_eliminated_by_inlining_p): New predicate.
14283 (estimate_function_body_sizes): New function.
14284 (compute_inline_parameters): Use it.
14285 * except.c (must_not_throw_labels): New function.
14286 * except.h (must_not_throw_labels): Declare.
14287 * tree-inline.c (init_inline_once): Kill inlining_weigths
14288 * tree-ssa-structalias.c: Avoid uninitialized warning.
14289 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14290 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14291 (PARAM_INLINE_CALL_COST): Remove.
14292 (PARAM_EARLY_INLINING_INSNS): New.
14293 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14294 (inline-call-cost): Remove.
14295 (early-inlining-insns): New.
14297 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14299 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14301 (print_int_cst_bounds_in_octal_p): Likewise.
14302 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14304 * dwarf2out.c (base_type_die): Likewise.
14305 (is_subrange_type): Delete.
14306 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14307 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14308 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14309 if the destination type is boolean.
14310 (build_range_check): Do not special-case subtypes.
14311 (fold_sign_changed_comparison): Likewise.
14312 (fold_unary): Likewise.
14313 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14314 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14315 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14316 * tree.c (subrange_type_for_debug_p): New predicate based on the
14317 former is_subrange_type.
14318 * tree.h (subrange_type_for_debug_p): Declare.
14319 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14320 (convert_affine_scev): Remove call to above function.
14321 (chrec_convert_aggressive): Likewise.
14322 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14323 false for conversions involving subtypes.
14324 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14325 (vrp_val_min): Likewise.
14326 (needs_overflow_infinity): Likewise.
14327 (extract_range_from_unary_expr): Likewise.
14329 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14331 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14332 * config/frv/frv.c: Likewise.
14333 * config/s390/s390.c: Likewise.
14334 * config/sparc/sparc.h: Likewise.
14335 * config/i386/i386.h: Likewise.
14336 * config/i386/i386.c: Likewise.
14337 * config/crx/crx.c: Likewise.
14338 * config/m68hc11/m68hc11.h: Likewise.
14339 * config/iq2000/iq2000.c: Likewise.
14340 * config/mn10300/mn10300.h: Likewise.
14341 * config/mn10300/mn10300.c: Likewise.
14342 * config/m68k/m68k.c: Likewise.
14343 * config/rs6000/rs6000.c: Likewise.
14344 * config/rs6000/xcoff.h: Likewise.
14345 * config/rs6000/linux64.h: Likewise.
14346 * config/rs6000/sysv4.h: Likewise.
14347 * config/score/score3.c: Likewise.
14348 * config/score/score7.c: Likewise.
14349 * config/score/score.c: Likewise.
14350 * config/arm/arm.md: Likewise.
14351 * config/mips/mips.c: Likewise.
14352 * config/mips/mips.md: Likewise.
14353 * config/bfin/bfin.h: Likewise.
14354 * config/pa/pa.c: Likewise.
14355 * config/pa/constraints.md: Likewise.
14357 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14358 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14359 * config/pdp11/pdp11.h: Use memory_address_p instead.
14361 2009-05-14 Ian Lance Taylor <iant@google.com>
14363 * passes.c (finish_optimization_passes): Change i to int.
14364 * plugin.c (plugins_active_p): Change event to int.
14365 (dump_active_plugins): Likewise.
14366 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14368 * tree.c (tree_range_check_failed): Change c to unsigned int.
14369 (omp_clause_range_check_failed): Likewise.
14370 (build_common_builtin_nodes): Change mode to int. Add cast.
14371 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14372 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14374 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14375 ++ or -- with a variable of enum type.
14377 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14380 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14382 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14384 * store-motion.c: Do not include params.h
14385 * Makefile.in: Fix dependencies for various files.
14387 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14389 * auto-inc-dec.c: Fix pass description, remove apparent
14390 accidental duplication.
14392 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14394 PR middle-end/40147
14395 * ipa-utils.h (memory_identifier_string): Moved to ...
14396 * tree.h (memory_identifier_string): Here. Add GTY(()).
14398 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14400 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14401 in the former documentation of...
14402 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14403 * ira-conflicts.c (get_dup_num): Use address_operand.
14404 * targhooks.c (default_legitimate_address_p): New.
14405 * targhooks.h (default_legitimate_address_p): New.
14406 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14408 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14409 * target.h (struct target): Add legitimate_address_p.
14410 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14411 (TARGET_INITIALIZER): Include it.
14413 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14414 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14415 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14416 (TARGET_LEGITIMATE_ADDRESS_P): New.
14418 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14419 (REG_OK_STRICT_P): Delete.
14420 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14421 (frv_legitimate_address_p_1): ... this.
14422 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14423 (frv_legitimate_address_p_1): ... the renamed old
14424 frv_legitimate_address_p.
14425 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14426 (TARGET_LEGITIMATE_ADDRESS_P): New.
14428 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14429 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14430 * config/s390/s390.c (legitimate_address_p): Rename to...
14431 (s390_legitimate_address_p): ... this, make static.
14432 (legitimize_address): Adjust call.
14433 (TARGET_LEGITIMATE_ADDRESS_P): New.
14434 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14436 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14437 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14438 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14439 (TARGET_LEGITIMATE_ADDRESS_P): New.
14441 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14442 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14443 * config/spu/spu.c (spu_legitimate_address): Rename to...
14444 (spu_legitimate_address_p): ... this, make static.
14445 (TARGET_LEGITIMATE_ADDRESS_P): New.
14447 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14448 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14449 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14450 (sparc_legitimate_address_p): ... this, make static and return bool.
14451 (legitimize_address): Adjust call.
14452 (TARGET_LEGITIMATE_ADDRESS_P): New.
14454 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14455 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14456 * config/i386/i386.c (legitimate_address_p): Rename to...
14457 (ix86_legitimate_address_p): ... this, make static.
14458 (constant_address_p): Move after it, adjust call.
14459 (TARGET_LEGITIMATE_ADDRESS_P): New.
14461 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14462 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14463 * config/avr/avr.c (legitimate_address_p): Rename to...
14464 (avr_legitimate_address_p): ... this, make static.
14465 (legitimize_address): Adjust call.
14466 (TARGET_LEGITIMATE_ADDRESS_P): New.
14468 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14469 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14470 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14471 (TARGET_LEGITIMATE_ADDRESS_P): New.
14473 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14474 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14475 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14476 (TARGET_LEGITIMATE_ADDRESS_P): New.
14478 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14479 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14481 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14483 (TARGET_LEGITIMATE_ADDRESS_P): New.
14485 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14486 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14488 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14490 (m68hc11_legitimate_address_p): ... this, make static.
14491 (go_if_legitimate_address_internal): Rename to...
14492 (m68hc11_legitimate_address_p_1): ... this.
14493 (legitimize_address): Adjust call.
14494 (TARGET_LEGITIMATE_ADDRESS_P): New.
14496 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14497 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14498 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14499 (TARGET_LEGITIMATE_ADDRESS_P): New.
14501 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14502 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14503 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14504 (mn10300_legitimate_address_p): ... this, make static.
14505 (TARGET_LEGITIMATE_ADDRESS_P): New.
14507 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14508 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14509 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14510 (TARGET_LEGITIMATE_ADDRESS_P): New.
14512 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14513 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14514 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14515 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14516 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14517 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14518 (rs6000_legitimate_address_p): ... this, make static.
14519 (TARGET_LEGITIMATE_ADDRESS_P): New.
14520 (REG_MODE_OK_FOR_BASE_P): Delete.
14521 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14523 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14524 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14526 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14527 static, adjust types.
14528 (TARGET_LEGITIMATE_ADDRESS_P): New.
14530 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14531 * config/score/score.c (score_address_p): Rename to...
14532 (score_legitimate_address_p): ... this.
14533 (TARGET_LEGITIMATE_ADDRESS_P): New.
14534 * config/score/score3.c (score3_address_p): Rename to...
14535 (score3_legitimate_address_p): ... this.
14536 * config/score/score7.c (score7_address_p): Rename to...
14537 (score7_legitimate_address_p): ... this.
14539 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14540 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14541 GO_IF_LEGITIMATE_ADDRESS): Delete.
14542 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14543 thumb2_legitimate_address_p): Delete.
14544 (arm_legitimate_address_p): Rename to...
14545 (arm_legitimate_address_outer_p): ... this.
14546 * config/arm/constraints.md ("Uq"): Adjust call.
14547 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14548 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14550 (arm_legitimate_address_outer_p): ... this.
14551 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14553 (TARGET_LEGITIMATE_ADDRESS_P): New.
14555 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14556 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14557 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14558 (TARGET_LEGITIMATE_ADDRESS_P): New.
14560 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14561 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14562 * config/vax/vax.c (legitimate_address_p): Rename to...
14563 (vax_legitimate_address_p): ... this, make static.
14564 (TARGET_LEGITIMATE_ADDRESS_P): New.
14566 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14567 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14568 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14569 (TARGET_LEGITIMATE_ADDRESS_P): New.
14571 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14572 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14573 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14574 (mmix_legitimate_address_p): ... this, make static.
14575 (TARGET_LEGITIMATE_ADDRESS_P): New.
14577 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14578 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14579 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14580 (TARGET_LEGITIMATE_ADDRESS_P): New.
14582 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14584 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14585 of MODE_COMPLEX_INT.
14587 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14589 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14590 LCT_NORMAL in function call.
14591 * mips-tdump.c (print_file_desc): Add cast to enum type.
14592 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14593 (mark_stabs): Add casts to enum types.
14594 (parse_stabs_common): Add casts to enum types.
14596 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14598 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14599 Check for invalid values of LETTER.
14601 2009-05-13 Taras Glek <tglek@mozilla.com>
14603 * attribs.c (register_attribute): moved out attribute registration
14604 into register_attribute.
14605 * doc/plugins.texi: Documented register_attribute and
14607 * gcc-plugin.h: Added forward decl for register_attribute.
14608 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14609 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14610 PLUGIN_ATTRIBUTES boilerplate.
14612 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14614 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14615 values even in sentinel and empty entries.
14616 (ms_printf_flag_specs): Likewise.
14617 (ms_scanf_flag_specs): Likewise.
14618 (ms_strftime_flag_specs): Likewise.
14619 (ms_print_char_table): Likewise.
14620 (ms_scan_char_table): Likewise.
14621 (ms_time_char_table): Likewise.
14623 2009-05-13 Doug Kwan <dougkwan@google.com>
14625 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14627 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14629 * config/mips/mips.md (store): Add attributes for QI and HI.
14631 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14632 (truncdi<mode>2): ... this new pattern.
14634 2009-05-13 Brad Hards <bradh@kde.org>
14636 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14638 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14639 Ben Elliston <bje@au.ibm.com>
14641 PR middle-end/40035
14642 * dse.c (check_mem_read_rtx): Guard against width == -1.
14644 2009-05-13 Michael Matz <matz@suse.de>
14646 PR middle-end/39976
14647 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14648 (trivially_conflicts_p): New function.
14649 (insert_backedge_copies): Use it.
14651 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14653 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14654 (handle_stdc_pragma): Use new enum constant names.
14655 (handle_pragma_float_const_decimal64): Ditto.
14657 2009-05-13 Ian Lance Taylor <iant@google.com>
14659 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14662 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14664 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14665 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14667 * config/m68k/m68k.h (FL_UCLINUX): Define.
14669 2009-05-13 Jan Hubicka <jh@suse.cz>
14671 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14673 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14675 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14676 unless -fschedule-insns is specified.
14678 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14681 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14682 TARGET_EXPAND_CBRANCHDI4.
14683 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14684 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14685 (cmpeqdi): Fix comment.
14687 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14689 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14690 (sh_legitimate_address_p): Likewise.
14691 * config/sh/sh.c (sh_legitimate_index_p): New.
14692 (sh_legitimate_address_p): Likewise.
14693 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14694 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14695 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14696 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14697 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14698 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14699 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14700 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14701 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14703 2009-05-12 Jan Hubicka <jh@suse.cz>
14705 * tree-inline.c (estimate_operator_cost): Add operands;
14706 when division happens by constant, it is cheap.
14707 (estimate_num_insns): Loads and stores are not having cost of 0;
14708 EH magic stuff is cheap; when computing runtime cost of switch,
14709 use log2 base of amount of its cases; builtin_expect has cost of 0;
14710 compute cost for moving return value of call.
14711 (init_inline_once): Initialize time_based flags.
14712 * tree-inline.h (eni_weights_d): Add time_based flag.
14714 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14716 * df-core.c: Update head documentation.
14718 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14721 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14722 shadowing exisiting variable op1.
14724 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14727 * config/i386/driver-i386.c (processor_signatures): New enum.
14728 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14729 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14730 processor signature to detect geode processor.
14732 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14736 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14738 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14739 causes spurious differences between trunk and cond-optab branch.
14741 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14743 * dojump.c (compare_from_rtx): Delete.
14744 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14745 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14746 if the comparison does not satisfy the predicate; test predicates for
14747 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14748 further if one existing pattern fails.
14749 * expr.h (compare_from_rtx): Delete.
14750 (prepare_operand): Declare it.
14751 * optabs.c: Change "lib call" to "libcall" throughout.
14752 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14753 HAVE_conditional_trap, emit_cmp_insn): Delete.
14754 (can_compare_p): Delete cmp_optab case.
14755 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14756 Accept other parameters by value.
14757 (prepare_operand): Make non-static.
14758 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14759 other parameters by value. Try to widen operands here based on
14760 an optab_methods argument and looking at cbranch_optab.
14761 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14762 loop. Use cbranch_optab directly.
14763 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14764 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14766 (emit_conditional_move, emit_conditional_add): Inline what's needed
14767 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14768 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14769 with COMPARE. Move cmov_optab and cstore_optab above
14770 with cbranch_optab, move cmp_optab down with ucmp_optab,
14771 remove tst_otpab. Do not initialize trap_rtx.
14772 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14773 for trap code. Do not check HAVE_conditional_trap. Use
14774 prepare_cmp_insn. Accept no predicate for operand 3.
14775 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14776 (OTI_ctrap, ctrap_optab): New.
14777 (tst_optab): Delete.
14778 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14779 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14780 with lookup of ctrap_optab.
14781 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14783 (ctrap_optab): New.
14785 * combine.c (combine_simplify_rtx, simplify_set): Do not
14786 special case comparing against zero for cc0 machines.
14787 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14788 COMPARE on cc0 machines.
14789 (simplify_relational_operation): Return a new expression when
14790 a COMPARE could be removed.
14791 * final.c (final_scan_insn): Compare cc_status values
14792 against LHS of a (compare FOO (const_int 0)) cc0 source.
14793 Also check if cc_status.value is the full compare.
14795 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14796 (cstoreMM4): Document.
14797 (conditional_trap): Document ctrapMM4 instead.
14798 (sync_compare_and_swapMM): Refer to cbranchcc4.
14799 (Dependent Patterns): Eliminate obsolete information referring to
14800 the old jump optimization phase.
14801 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14802 of compares with 0 on cc0 machines.
14803 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14804 avoiding references to cc0. Remove text about storing operands
14806 * doc/tm.texi (Condition Codes): Include blurb on different
14807 condition code representations, separate into subsections for
14808 CC0, MODE_CC and conditional execution.
14810 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14811 alpha_emit_setcc): Accept operands and a machine mode.
14812 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14813 Get code/op0/op1 from operands, use machine mode argument
14814 instead of alpha_compare.fp_p. Emit the branch here.
14815 (alpha_emit_setcc): Likewise, and return boolean.
14816 (alpha_emit_conditional_move): Likewise. Assert that
14817 cmp_op_mode == cmp_mode, and simplify accordingly.
14818 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14819 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14820 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14822 (stack probe test): Use cbranchdi4.
14823 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14825 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14826 * config/arc/arc.h (movsicc, movsfcc): Use it.
14827 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14828 (cbranchsi4, cstoresi4): New.
14829 (cmpsi, bCC and sCC expanders): Remove.
14831 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14832 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14833 * config/arm/predicates.md (arm_comparison_operator): Only include
14834 floating-point operators if there is a hardware floating-point unit.
14835 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14836 deferring to cbranch_cc and cstore_cc respectively.
14837 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14838 cbranch_cc, cstore_cc): New.
14839 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14841 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14843 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14844 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14846 (adjust_insn_length): Adjust calls.
14847 (avr_reorg): Handle (compare (foo) (const_int 0)).
14848 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14849 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14850 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14851 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14853 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14854 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14856 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14857 (cbranchsi4, cstorebi4, cstoresi4): New.
14858 (movbisi): This insn is duplicate, split it to zero_extend.
14859 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14860 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14861 (bfin_optimize_loop): Use cbranch expander.
14862 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14863 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14864 (bfin_bimode_comparison_operator): ... this.
14865 (bfin_direct_comparison_operator): New.
14867 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14868 inside (compare FOO (const_int 0)).
14869 (cris_rtx_costs): Handle ZERO_EXTRACT.
14870 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14871 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14872 (*tstdi_v32): Delete.
14873 (*cmpdi_non_v32): Add M alternative for operand 1.
14874 (cmpsi, cmp<mode>): Make private.
14875 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14877 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14879 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14880 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14881 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14882 (cc_reg_operand): New.
14883 (any_cond): Delete.
14884 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14885 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14886 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14887 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14888 crx_expand_scond): Delete.
14890 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14892 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14893 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14895 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14896 cstoresi4, cstoresf4, cstoredf4): New.
14897 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14898 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14899 Receive the entire operands array.
14900 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14901 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14902 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14903 Get test/op0/op1 from the operands array.
14904 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14906 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14907 (h8300_expand_store): New.
14908 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14910 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14911 (h8300_expand_store): New.
14912 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14913 or do not try to produce (set (cc0) REG).
14914 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14915 change a compare into a move to a scratch register. Disable some
14916 peepholes when comparing with zero.
14917 (tstsi, tsthi, tstsi, cmpqi): Make private.
14919 (bCC, sCC): Delete.
14920 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14923 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14924 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14925 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14926 (ix86_emit_i387_log1p): Use cbranchxf2.
14927 (ix86_expand_setcc): Return void.
14928 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14929 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14930 cmp<MODEF>, cmpcc): Remove.
14931 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14932 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14933 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14934 (sCC and bCC expanders): Remove.
14935 (stack_protect_test): Use cbranchcc4.
14937 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14939 (ia64_expand_compare): Accept three rtx by reference and return void.
14940 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14941 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14942 from *expr. Update *expr with the BImode comparison to do.
14943 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14944 cmptf, bCC, sCC, conditional_trap): Delete.
14945 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14946 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14947 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14948 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14949 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14951 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14952 type of last argument.
14953 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14954 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14955 use machine mode argument instead of branch_type. Remove dead
14956 code for floating-point comparisons.
14957 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14958 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14960 (cbranchsi4, cstoresi4): New.
14961 * config/iq2000/predicates.md (reg_or_const_operand): New.
14963 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14964 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14965 (b<code>_op): Rewrite to...
14966 (bcc_op): ... this, using match_operator.
14967 (s<code>_op): Rewrite to...
14968 (scc_op): ... this, using match_operator.
14969 (s<code>_24_op): Rewrite to...
14970 (scc_op_24): ... this, using match_operator.
14971 (s<code>_<mode>): Rewrite to...
14972 (cstore<mode>4): ... this, using match_operator.
14973 (s<code>_<mode>_24): Rewrite to...
14974 (cstore<mode>4_24): ... this, using match_operator.
14975 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14976 m32c_unpend_compare, m32c_expand_scc): Delete.
14977 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14978 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14979 (m32c_expand_movcc): Change NE to EQ if necessary.
14980 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14982 * config/m32r/m32r-protos.h (gen_cond_store): New.
14983 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14984 (gen_cond_store): New, from sCC patterns.
14985 (m32r_expand_block_move): Use cbranchsi4.
14986 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14987 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14988 (cbranchsi4, cstoresi4): New.
14990 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14992 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14993 (m68hc11_notice_update_cc): Look into a compare with 0.
14994 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14996 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14997 cmphi, cmpqi, bCC): Delete.
14998 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14999 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15000 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15003 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15004 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15005 * config/m68k/constraints.md (H): New.
15006 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15007 the define_insn below.
15008 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15009 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15010 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15011 patterns): Wrap RHS with COMPARE.
15012 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15013 (*cmpdi_internal): Name this pattern.
15014 (cmpdi): Change to define_insn.
15015 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15016 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15017 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15019 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15020 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15021 (conditional_trap): Change to...
15022 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15023 (*conditional_trap): Use the ordered_comparison_operator and
15024 const1_operand predicates.
15025 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15026 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15027 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15028 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15030 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15031 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15032 (mcore_gen_compare): New.
15033 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15034 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15035 (mcore_gen_compare): ... this.
15036 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15037 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15038 (stack probe pattern): Use cbranchsi4.
15040 * config/mips/predicates.md (mips_cstore_operator): New.
15041 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15042 * config/mips/mips.md (any_cond): Delete.
15043 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15045 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15046 fixuns_truncsfdi2): Use cbranch patterns.
15047 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15048 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15049 Adjust call to mips_expand_conditional_branch.
15050 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15052 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15053 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15054 * config/mips/mips.c (cmp_operands): Delete.
15055 (mips_emit_compare): Get comparison operands from *op0/*op1.
15056 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15057 that it succeeds. Use op0/op1 instead of cmp_operands.
15058 (mips_expand_conditional_branch, mips_expand_conditional_move,
15059 mips_expand_conditional_trap): Likewise.
15060 (mips_block_move_loop): Use cbranch patterns.
15061 * config/mips/mips.h (cmp_operands): Delete.
15063 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15064 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15065 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15066 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15067 (*cmpcc_folded): Rename to...
15068 (*cmpdi_folded): this.
15069 (*cmpcc): Rename to...
15071 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15074 (cbranchdf4): New. Handle invalid comparisons here.
15075 * config/mmix/predicates.md (float_comparison_operator): New.
15077 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15078 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15079 * config/mn10300/mn10300.md (tst): Delete.
15080 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15081 Name these patterns and wrap RHS in a compare.
15082 (*cmpsi): Make this pattern private. Include tst.
15083 (*cmpsf): Make this pattern private.
15084 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15085 (compare with zero peepholes): Likewise.
15087 (cbranchsi4, cbranchsf4): New.
15088 (casesi): Use cbranchsi4.
15090 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15091 hppa_branch_type): Delete.
15092 (return_addr_rtx): Use cbranchsi4.
15093 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15094 Emit CCFPmode comparison here.
15095 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15096 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15097 hppa_branch_type): Delete.
15098 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15099 (movsicc, movdicc): Remove references to hppa_compare_op0,
15100 hppa_compare_op1 and compare_from_rtx.
15101 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15102 (casesi): Use cbranchsi4.
15104 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15105 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15106 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15107 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15108 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15110 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15111 (*branch, *branch_inverted): New.
15113 * config/picochip/picochip.md (cbranchhi4): Use
15114 ordered_comparison_operator.
15115 (cmphi, bCC): Remove.
15117 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15118 (trap_comparison_operator): Delete.
15119 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15120 rs6000_emit_cbranch): Accept mode and operands.
15121 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15122 rs6000_compare_fp_p): Delete.
15123 (rs6000_generate_compare): Accept mode and comparison. Extract code
15124 and op0/op1 from there. Replace references to rs6000_compare_op0
15125 and rs6000_compare_op1.
15126 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15127 extract result from passed operands.
15128 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15129 extract loc from passed operands.
15130 (rs6000_emit_cmove): Likewise.
15131 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15132 rs6000_compare_fp_p): Delete.
15133 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15134 (cbranch<GPR>4, cbranch<FP>4): New.
15135 (cstore<mode>4): New. Consolidate here all choices about when to use
15136 portable or specialized sCC sequences.
15137 (stack_protect_test): Use cbranchsi4.
15138 (conditional_trap): Replace with ctrap<GPR>4.
15139 (conditional trap insn): Replace trap_comparison_operator with
15140 ordered_comparison_operator.
15142 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15143 (s390_emit_prologue): Use ctrap.
15144 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15145 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15146 New predicates replacing...
15147 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15148 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15149 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15150 (add<mode>cc): Do not use s390_compare_op0/op1.
15151 (s<code>): Change to...
15152 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15153 (seq): Change to...
15154 (cstorecc4): ... this. Handle EQ or NE equally.
15155 (*sne): Un-privatize for use in cstorecc4.
15156 (b<code>): Change to...
15157 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15158 (conditional_trap): Replace with...
15159 (ctrap<GPR>4, ctrap<FP>4): ... these.
15160 (stack_protect): Use cbranchcc4.
15162 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15163 * config/score/score-protos.h (score_gen_cmp): Delete.
15164 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15165 (score_block_move-loop): Use cbranchsi4.
15166 * config/score/score.md (cbranchsi4): New.
15167 (cmpsi, bCC): Delete.
15168 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15169 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15170 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15171 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15172 * config/score/score3.h (score3_gen_cmp): Delete.
15173 * config/score/score7.h (score7_gen_cmp): Delete.
15175 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15176 (sh_emit_scc_to_t): ... this. Return void.
15177 (from_compare): Rename to...
15178 (sh_emit_compare_and_branch): ... this.
15179 (sh_emit_compare_and_set): New.
15180 (sh_expand_t_scc): Accept operands.
15181 * config/sh/predicates.md (sh_float_comparison_operator): New.
15182 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15183 (prepare_scc_operands): Rename to...
15184 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15186 (sh_emit_cheap_store_flag): New.
15187 (sh_emit_set_t_insn): New.
15188 (from_compare): Rename to...
15189 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15190 handling of TARGET_SH2E floating point to avoid recursive call.
15191 Generate branch here.
15192 (sh_emit_compare_and_set): New.
15193 (sh_expand_t_scc): Get op0/op1 from arguments.
15194 (sh_emit_cheap_store_flag): New.
15195 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15197 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15198 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15199 (movsicc, movdicc): Do nothing when it recreated operands from
15200 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15201 prepare_scc_operands (now sh_emit_scc_to_t).
15202 (udivdi3): Use cstoresi4.
15203 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15204 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15205 (cbranchint4_media, cbranchfp4_media): New.
15206 (casesi): Use cbranchdi4.
15207 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15209 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15210 (movnegt): Remove second operand.
15211 (cbranchsf4, cbranchdf4): New.
15212 (stack_protect): Use cbranchdi4/cbranchsi4.
15214 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15215 (gen_compare_reg): Accept comparison, extract part of it to...
15216 (gen_compare_reg_1): ... this.
15217 (gen_compare_operator): Delete.
15218 (gen_v9_scc): Accept separate destination, comparison code and arms.
15219 Do not use sparc_compare_op0/sparc_compare_op1.
15220 (emit_scc_insn, emit_conditional_branch_insn): New.
15221 (emit_v9_brxx): Make static. Remove useless assertion.
15222 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15224 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15225 * config/sparc/sparc-protos.h (gen_compare_reg,
15226 sparc_emit_float_lib_cmp): Adjust prototype.
15227 (emit_scc_insn, emit_conditional_branch_insn): New.
15228 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15229 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15230 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15231 iterators to the top.
15232 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15233 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15234 snedi_special_trunc): Delete.
15235 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15236 and snedi_special_trunc.
15237 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15238 cbranchdi4, cbranch<F:mode>4): New.
15239 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15240 here. Use gen_compare_reg instead of gen_compare_operator.
15241 (conditional_trap): Replace with...
15242 (ctrapsi4, ctrapdi4): ... this.
15243 (stack_protect_test): Use cbranchcc4.
15245 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15247 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15248 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15249 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15250 from operands[0] or operands[3] depending on is_set.
15251 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15252 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15253 cmpdf, bCC), sCC: Remove.
15254 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15255 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15257 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15258 spu_emit_branch_or_set.
15260 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15262 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15263 xstormy16_compare_op1): Delete.
15264 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15265 xstormy16_compare_op1): Delete.
15266 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15268 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15269 (cmphi, cmpsi, bCC): Remove.
15271 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15272 (*cmpsi): ... this one.
15273 (cbranchsi4, cstoresi4): New.
15274 (bCC expanders): Delete.
15275 (sCC insns): Fold into...
15276 (*setcc): ... this one.
15277 (casesi): Do not use gen_cmpsi and gen_bgtu.
15278 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15279 (movsicc): Simplify.
15280 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15282 * config/vax/vax-protos.h (cond_name): New.
15283 (vax_output_conditional_branch): Remove.
15284 * config/vax/vax.c (cond_name): New.
15285 (vax_output_conditional_branch): Remove.
15286 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15287 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15288 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15289 (bit<VAXint>): Wrap source with (compare).
15290 (b<code> and following unnamed pattern): Rename to *branch and
15291 *branch_reversed. Change macroization to match_operator.
15292 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15294 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15295 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15296 Change last argument to machine_mode.
15297 (xtensa_expand_scc): Add machine_mode argument.
15298 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15299 (gen_conditional_move, xtensa_expand_conditional_branch,
15300 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15301 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15302 Adjust operand numbers.
15303 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15305 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15306 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15307 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15309 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15311 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15312 causes spurious differences between trunk and cond-optab branch.
15314 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15317 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15319 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15321 * tree.c (iterative_hash_pointer): Delete.
15322 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15323 Hash UIDs and versions of SSA names. Don't special-case built-in
15324 function declarations.
15326 2009-05-11 Ian Lance Taylor <iant@google.com>
15329 * graphite.c: Force -Wc++-compat to only be a warning before
15330 #including "cloog/cloog.h".
15332 2009-05-11 Martin Jambor <mjambor@suse.cz>
15334 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15336 2009-05-11 Jan Hubicka <jh@suse.cz>
15338 * tree-ssa-loop-ivcanon.c: Include target.h
15339 (struct loop_size): new structure.
15340 (constant_after_peeling): New predicate.
15341 (tree_estimate_loop_size): New function.
15342 (estimated_unrolled_size): Rewrite for new estimates.
15343 (try_unroll_loop_completely): Use new estimates.
15344 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15346 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15348 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15349 libcpp interface change.
15350 (spu_macro_to_expand): Likewise.
15352 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15354 PR tree-optimization/40026
15355 * gimplify.c (gimplify_init_constructor): Change initial conditional
15356 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15357 optimize_compound_literals_in_ctor.
15359 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15361 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15363 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15365 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15367 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15368 HOST_WIDE_INT for gap.
15370 2009-05-11 Ira Rosen <irar@il.ibm.com>
15372 PR tree-optimization/40074
15373 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15374 account in group size and step comparison.
15376 2009-05-11 Richard Guenther <rguenther@suse.de>
15378 * passes.c (init_optimization_passes): Strip now incorrect comment.
15379 (execute_function_todo): Do not set PROP_alias.
15380 * tree-pass.h (PROP_alias): Remove.
15381 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15382 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15383 * tree-nrv.c (pass_return_slot): Likewise.
15384 * tree-object-size.c (pass_object_sizes): Likewise.
15385 * tree-ssa-dom.c (pass_dominator): Likewise.
15386 (pass_phi_only_cprop): Likewise.
15387 * tree-ssa-dse.c (pass_dse): Likewise.
15388 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15389 (pass_cselim): Likewise.
15390 * tree-ssa-pre.c (pass_pre): Likewise.
15391 (pass_fre): Likewise.
15392 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15393 * tree-ssa-sink.c (pass_sink_code): Likewise.
15394 * tree-stdarg.c (pass_stdarg): Likewise.
15395 * tree-tailcall.c (pass_tail_calls): Likewise.
15396 * tree-vrp.c (pass_vrp): Likewise.
15398 2009-05-10 Ian Lance Taylor <iant@google.com>
15400 * basic-block.h (enum profile_status): Break out of struct
15401 control_flow_graph.
15402 * cgraph.h (struct inline_summary): Break out of struct
15404 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15405 of struct cgraph_order_sort.
15406 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15407 * cse.c (struct branch_path): Break out of struct
15408 cse_basic_block_data.
15409 * except.h (enum eh_region_type): Break out of struct eh_region.
15410 * gcc.c (enum add_del): Break out of struct modify_target.
15411 * genrecog.c (enum decision_type): Break out of struct decision_test.
15412 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15414 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15415 * regmove.c (enum match_use): New enum, broken out of struct match.
15416 * sched-int.h (enum post_call_group): New enum, broken out of
15418 (struct deps_reg): Break out of struct deps.
15419 * target.h (struct asm_int_op): Break out of struct gcc_target.
15420 * tree-eh.c (struct goto_queue_node): Break out of struct
15422 * tree-inline.h (enum copy_body_cge_which): Break out of
15424 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15426 * c-decl.c (in_struct, struct_types): New static variables.
15427 (pushtag): Add loc parameter. Change all callers.
15428 (lookup_tag): Add ploc parameter. Change all callers.
15429 (check_compound_literal_type): New function.
15430 (parser_xref_tag): Add loc parameter. Change all callers. If
15431 -Wc++-compat, warn about struct/union/enum types defined within a
15433 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15434 and loc parameters. Change all callers. Change error calls to
15435 error_at, using loc. For a redefinition, if the location of the
15436 original definition is known, report it. Set in_struct and
15437 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15438 (finish_struct): Add new parameters enclosing_in_struct and
15439 enclosing_struct_types. Change all callers. Set
15440 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15441 in the struct. If in a struct, add this struct to struct_types.
15442 (start_enum): Add loc parameter. Change all callers. Use
15443 error_at for errors, using loc. For a redefinition, if the
15444 location of the original definition is known, report it. If in a
15445 struct, add this enum type to struct_types. If -Wc++-compat warn
15446 if in sizeof, typeof, or alignof.
15447 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15448 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15449 (c_parser_enum_specifier): Get enum location for start_enum.
15450 (c_parser_struct_or_union_specifier): Get struct location for
15451 start_struct. Save in_struct and struct_types status between
15452 start_struct and finish_struct.
15453 (c_parser_cast_expression): Get location of cast.
15454 (c_parser_alignof_expression): Get location of type.
15455 (c_parser_postfix_expression): Likewise.
15456 (c_parser_postfix_expression_after_paren_type): Add type_loc
15457 parameter. Change all callers. Call check_compound_literal_type.
15458 Use type_loc for error about variable size type.
15459 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15460 of an enum constant from an enum type defined in a struct or union.
15461 (c_cast_expr): Add loc parameter. Change all callers. If
15462 -Wc++-compat, warn about defining a type in a cast.
15463 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15464 (start_enum, start_struct, finish_struct): Update declarations.
15465 (parser_xref_tag, c_cast_expr): Update declarations.
15466 (check_compound_literal_type): Declare.
15468 2009-05-11 Ben Elliston <bje@au.ibm.com>
15470 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15471 for recent libcpp interface change.
15472 (rs6000_macro_to_expand): Likewise.
15474 2009-05-10 Michael Matz <matz@suse.de>
15477 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15478 not at entry of function.
15480 2009-05-10 Richard Guenther <rguenther@suse.de>
15482 PR tree-optimization/40081
15484 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15485 using the main variant of the element type. Do not fiddle with
15486 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15488 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15489 structs with volatile fields.
15491 2009-05-10 Jan Hubicka <jh@suse.cz>
15493 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15494 (estimate_move_cost): Assert that it does not get called for
15496 (estimate_num_insns): Skip VOID types in argument handling.
15497 (optimize_inline_calls): Delete unreachable blocks and verify that
15498 callgraph is valid.
15500 2009-05-10 Jan Hubicka <jh@suse.cz>
15502 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15503 * cgraph.c (cgraph_mark_address_taken_node): New function.
15504 (dump_cgraph_node): Dump new flag.
15505 * cgraph.h (struct cgraph_node): Add address_taken.
15506 (cgraph_mark_address_taken_node): New function.
15507 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15508 since new direct calls can be born.
15510 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15512 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15513 tok->val.node.node.
15515 2009-05-10 Jan Hubicka <jh@suse.cz>
15517 PR middle-end/40084
15518 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15520 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15521 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15522 * tree-inline.c (copy_bb): Set frequency correctly.
15523 (fold_marked_statements): Update call to
15524 cgraph_update_edges_for_call_stmt.
15526 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15528 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15529 identifiers in diagnostics.
15530 * config/arm/arm.c (arm_handle_fndecl_attribute,
15531 arm_handle_isr_attribute): Likewise.
15532 * config/avr/avr.c (avr_handle_progmem_attribute,
15533 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15534 * config/bfin/bfin.c (handle_int_attribute,
15535 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15536 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15537 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15539 * config/darwin.c (darwin_handle_kext_attribute,
15540 darwin_handle_weak_import_attribute): Likewise.
15541 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15542 h8300_handle_eightbit_data_attribute,
15543 h8300_handle_tiny_data_attribute): Likewise.
15544 * config/i386/i386.c (ix86_handle_cconv_attribute,
15545 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15546 * config/i386/winnt.c (ix86_handle_shared_attribute,
15547 ix86_handle_selectany_attribute): Likewise.
15548 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15549 * config/m32c/m32c.c (function_vector_handler): Likewise.
15550 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15551 m68hc11_handle_fntype_attribute): Likewise.
15552 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15553 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15554 * config/mips/mips.c (mips_insert_attributes,
15555 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15556 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15557 rs6000_handle_struct_attribute): Likewise.
15558 * config/sh/sh.c (sh_insert_attributes,
15559 sh_handle_resbank_handler_attribute,
15560 sh_handle_interrupt_handler_attribute,
15561 sh2a_handle_function_vector_handler_attribute,
15562 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15564 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15565 * config/spu/spu.c (spu_handle_fndecl_attribute,
15566 spu_handle_vector_attribute): Likewise.
15567 * config/stormy16/stormy16.c
15568 (xstormy16_handle_interrupt_attribute): Likewise.
15569 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15570 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15572 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15574 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15575 (pp_translate_identifiers): New.
15576 (pp_identifier): Only conditionally translate identifier to locale
15578 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15579 (pp_base_tree_identifier): Only conditionally translate identifier
15580 to locale character set.
15581 * c-pretty-print.c (M_): Define.
15582 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15583 fragments for conditional translation with M_.
15584 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15585 identifier translation.
15587 2009-05-10 Richard Guenther <rguenther@suse.de>
15589 PR tree-optimization/40081
15590 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15591 using the main variant of the element type. Do not fiddle with
15592 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15594 2009-05-09 Jan Hubicka <jh@suse.cz>
15596 PR middle-end/40080
15597 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15598 indirect calls; verify cgraph afterwards.
15600 2009-05-09 Jan Hubicka <jh@suse.cz>
15603 * ipa.c (update_inlined_to_pointer): New function.
15604 (cgraph_remove_unreachable_nodes): Use it.
15606 2009-05-09 Jan Hubicka <jh@suse.cz>
15608 * tree-eh.c (struct leh_state): Remove prev_try.
15609 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15610 not track prev_try.
15611 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15612 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15613 remove_eh_handler_and_replace, foreach_reachable_handler,
15614 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15615 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15616 (gen_eh_region_cleanup): Update prototype.
15618 2009-05-09 Jan Hubicka <jh@suse.cz>
15620 PR middle-end/40043
15621 * except.c (copy_eh_region): Always set prev_try.
15622 (redirect_eh_edge_to_label): Find outer try.
15623 (foreach_reachable_handler): When looking for prev try
15624 handle case where previous try is not going to be taken.
15626 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15628 PR tree-optimization/40049
15629 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15630 only vector/vector shifts, convert the type of the constant to the
15631 appropriate type to avoid building incorrect trees, which
15632 eventually have problems with garbage collection.
15634 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15636 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15637 -1 for complex floating-point types if honoring signed zeros.
15639 2009-05-08 Jan Hubicka <jh@suse.cz>
15641 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15642 argument; handle correctly when profile is absent.
15643 (build_cgraph_edges): Update.
15644 (rebuild_cgraph_edges): Update.
15645 * cgraph.c: Do not include varray.h.
15646 (cgraph_set_call_stmt_including_clones): New function.
15647 (cgraph_create_edge_including_clones): Likewise
15648 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15649 (cgraph_update_edges_for_call_stmt): Handle clones.
15650 (cgraph_remove_node): Handle clone tree.
15651 (cgraph_remove_node_and_inline_clones): New function.
15652 (dump_cgraph_node): Dump clone tree.
15653 (cgraph_clone_node): Handle clone tree.
15654 (clone_function_name): Bring here from tree-inline.c.
15655 (cgraph_create_virtual_clone): New function.
15656 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15657 (cgraph_clone_info): New function.
15658 (strut cgraph_node): Add clone_info and new clone tree pointers.
15659 (cgraph_remove_node_and_inline_clones,
15660 cgraph_set_call_stmt_including_clones,
15661 cgraph_create_edge_including_clones,
15662 cgraph_create_virtual_clone): Declare.
15663 (cgraph_function_versioning): Use VEC argument.
15664 (compute_call_stmt_bb_frequency): Update prototype.
15665 (cgraph_materialize_all_clones): New function.
15666 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15667 (ipcp_create_replace_map): Update to VECtors.
15668 (ipcp_update_callgraph): Use virtual clones.
15669 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15670 (ipcp_update_profiling): Do not update local profiling.
15671 (ipcp_insert_stage): Use VECtors and virtual clones.
15672 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15673 (clone_of_p): New function.
15674 (cgraph_preserve_function_body_p): Use clone tree.
15675 (cgraph_optimize): Materialize clones.
15676 (cgraph_function_versioning): Update for VECtors.
15677 (save_inline_function_body): Use clone tree.
15678 (cgraph_materialize_clone): New function.
15679 (cgraph_materialize_all_clones): Likewise.
15680 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15681 * ipa.c: Include gimple.h.
15682 (cgraph_remove_unreachable_nodes): Use clone tree.
15683 * ipa-prop.c (ipa_note_param_call): Update call to
15684 compute_call_stmt_bb_frequencycall.
15685 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15686 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15687 (copy_bb): Handle updating of clone tree; add new edge when new call
15689 (expand_call_inline): Be strict about every call having edge.
15690 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15691 (delete_unreachable_blocks_update_callgraph): New function.
15692 (tree_function_versioning): Use VECtors; always remove unreachable
15693 blocks and fold conditionals.
15694 * tree-inline.h: Do not include varray.h.
15695 (tree_function_versioning): Remove.
15696 * Makefile.in (GTFILES): Remove tree-inline.c
15697 * passes.c (do_per_function): Do only functions having body.
15698 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15701 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15702 Andrew Morrow <acm@google.com>
15705 * c-common.c (c_common_attribute_table): Permit deprecated
15706 attribute to take an optional argument.
15707 (handle_deprecated_attribute): If the optional argument to
15708 __attribute__((deprecated)) is not a string ignore the attribute
15709 and emit a warning.
15711 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15712 * c-typeck.c (build_component_ref): Likewise.
15713 (build_external_ref): Likewise.
15715 * toplev.c (warn_deprecated_use): Add an attribute argument.
15716 Emit the message associated with __attribute__((deprecated)).
15718 * toplev.h (warn_deprecated_use): Updated.
15720 * doc/extend.texi: Document new optional parameter to
15721 __attribute__((deprecated))
15723 2009-05-08 Michael Eager <eager@eagercon.com>
15725 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15726 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15728 2009-05-08 Richard Guenther <rguenther@suse.de>
15730 PR tree-optimization/40062
15731 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15732 Avoid exponential behavior.
15734 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15736 PR rtl-optimization/33928
15738 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15739 process_uses, build_single_def_use_links): New.
15740 (update_df): Update use_def_ref.
15741 (forward_propagate_into): Use get_def_for_use instead of use-def
15743 (fwprop_init): Call build_single_def_use_links and let it initialize
15745 (fwprop_done): Free use_def_ref.
15746 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15747 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15748 df_rd_simulate_one_insn): New.
15749 (df_rd_bb_local_compute_process_def): Update head comment.
15750 (df_chain_create_bb): Use the new RD simulation functions.
15751 * df.h (df_rd_simulate_artificial_defs_at_top,
15752 df_rd_simulate_one_insn): New.
15753 * opts.c (decode_options): Enable fwprop at -O1.
15754 * doc/invoke.texi (-fforward-propagate): Document this.
15756 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15759 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15760 and one complex operand specially.
15761 * tree-complex.c (some_nonzerop): Do not identify a real value as
15762 zero if flag_signed_zeros.
15764 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15766 PR rtl-optimization/33928
15767 * loop-invariant.c (record_use): Fix && vs. || mishap.
15769 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15771 PR rtl-optimization/33928
15772 * loop-invariant.c (struct use): Add addr_use_p.
15773 (struct def): Add n_addr_uses.
15774 (struct invariant): Add cheap_address.
15775 (create_new_invariant): Set cheap_address.
15776 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15777 (record_uses): Pass df_ref to record_use.
15778 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15781 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15783 * config/sh/sh.c: Do not include c-pragma.h.
15785 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15787 * config/spu/spu.c: Remove include of c-common.h.
15789 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15792 * c-common.h (mark_valid_location_for_stdc_pragma,
15793 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15794 clear_float_const_decimal64, float_const_decimal64_p): New.
15795 * c.opt (Wunsuffixed-float-constants): New.
15796 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15797 unsuffixed float constant, handle new warning.
15798 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15799 * c-decl.c (c_scope): New flag float_const_decimal64.
15800 (set_float_const_decimal64, clear_float_const_decimal64,
15801 float_const_decimal64_p): New.
15802 (push_scope): Set new flag.
15803 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15804 to use STDC pragmas.
15805 (c_parser_external_declaration): Ditto.
15806 (c_parser_compound_statement_nostart): Ditto.
15807 * c-pragma.c (valid_location_for_stdc_pragma,
15808 mark_valid_location_for_stdc_pragma,
15809 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15810 handle_pragma_float_const_decimal64): New.
15811 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15812 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15813 set_float_const_decimal64, clear_float_const_decimal64,
15814 float_const_decimal64_p): New dummy functions.
15815 * doc/extend.texi (Decimal Float): Remove statement that the
15816 pragma, and suffix for double constants, are not supported.
15817 * doc/invoke.texi (Warning Options): List new option.
15818 (-Wunsuffixed-float-constants): New.
15820 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15822 * config/i386/i386.c: Do not include c-common.h.
15824 2009-05-07 Mark Heffernan <meheff@google.com>
15826 * doc/invoke.texi (Debugging Options): Document change of debugging
15828 * opts.c (decode_options): Make dump_base_name relative to
15829 aux_base_name directory.
15831 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15833 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15834 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15836 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15838 * Makefile.in (install-plugin): Simplify a bit.
15840 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15842 * Makefile.in (OBJS-common): Add regcprop.o.
15844 * timevar.def (TV_CPROP_REGISTERS): New.
15845 * regrename.c (regrename_optimize): Return 0.
15846 (rest_of_handle_regrename): Delete.
15847 (pass_rename_registers): Point to regrename_optimize.
15848 (struct value_data_entry, struct value_data,
15849 kill_value_one_regno, kill_value_regno, kill_value,
15850 set_value_regno, init_value_data, kill_clobbered_value,
15851 kill_set_value, kill_autoinc_value, copy_value,
15852 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15853 replace_oldest_value_reg, replace_oldest_value_addr,
15854 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15855 debug_value_data, validate_value_data): Move...
15856 * regcprop.c: ... here.
15857 (rest_of_handle_cprop): Delete.
15858 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15860 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15862 PR middle-end/40057
15863 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15864 GEN_INT for 1 << bitnum.
15865 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15866 build_int_cst_type.
15868 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15870 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15871 Remove wrong description of "nand" operation.
15873 2009-05-06 Richard Guenther <rguenther@suse.de>
15874 Adam Nemet <anemet@caviumnetworks.com>
15876 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15877 comment. Add that if LHS is not a gimple register, then RHS1 has
15878 to be a single object (GIMPLE_SINGLE_RHS).
15880 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15882 * expr.c (get_def_for_expr): Move it up in the file.
15883 (store_field): When expanding a bit-field store, look at the
15884 defining gimple stmt for the masking conversion.
15886 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15888 PR middle-end/39986
15889 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15890 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15891 32-bit memcpy into long.
15893 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15895 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15896 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15898 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15899 instead of appending DW_OP_deref*.
15901 2009-05-06 Michael Matz <matz@suse.de>
15903 PR middle-end/40021
15904 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15905 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15907 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15909 * Makefile.in (install-plugin): Fix srcdir handling.
15911 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15913 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15914 when processing for not_regs_needed bitmap.
15915 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15916 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15917 handling it for rhs.
15919 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15921 * config/i386/i386.md (unnamed inc/dec peephole): Use
15922 optimize_insn_for_size_p instead of optimize_size.
15923 * config/i386/predicates.md (incdec_operand): Likewise.
15924 (aligned_operand): Likewise.
15925 * config/i386/sse.md (divv8sf3): Likewise.
15926 (sqrtv8sf2): Likewise.
15928 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15930 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15932 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15934 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15936 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15937 ssemodesuffixf2c with avxmodesuffixf2c.
15939 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15942 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15944 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15946 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15947 (struct tree_base): Adjust spacing for 8 bit boundaries.
15948 (struct tree_decl_common): Add decl_by_reference_flag bit.
15949 (DECL_BY_REFERENCE): Adjust.
15950 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15951 print DECL_BY_REFERENCE bit.
15952 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15953 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15954 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15955 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15958 PR middle-end/39666
15959 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15960 range of the type, but default label is missing, add it with one
15961 of the existing labels instead of adding a new label for it.
15963 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15967 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15969 * Makefile.in (enable_plugin, plugin_includedir): New.
15970 (install): Depend on install-plugin.
15971 (PLUGIN_HEADERS): New.
15972 (install-plugin): New.
15973 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15975 2009-05-05 Richard Guenther <rguenther@suse.de>
15977 PR tree-optimization/40022
15978 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15980 (phivn_valid_p): Fix tuplification error, simplify.
15981 (phiprop_insert_phi): Add dumps.
15982 (propagate_with_phi): Simplify.
15984 2009-05-05 Richard Guenther <rguenther@suse.de>
15986 PR middle-end/40023
15987 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15989 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15991 * tree.h (strip_float_extensions): Remove duplicate declaration.
15992 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15993 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15994 block_ultimate_origin): Rearrange the declarations line to match the
15995 comment that indicates the .c file which the functions are defined.
15996 (dwarf2out_*, set_decl_rtl): Add comment.
15997 (get_base_address): Adjust comment.
15998 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15999 declarations line and add comment.
16000 (is_builtin_name): Add blank after function name, for clarity.
16002 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16004 * attribs.c (decl_attributes): Use %qE for identifiers in
16006 * cgraphunit.c (verify_cgraph_node): Translate function names to
16007 locale character set in diagnostics.
16008 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16010 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16011 Document that functions are named in UTF-8.
16012 * expr.c (expand_expr_real_1): Translate function names to locale
16013 character set in diagnostics.
16014 * gimplify.c (omp_notice_variable, omp_is_private,
16015 gimplify_scan_omp_clauses): Use %qE for identifiers in
16017 * langhooks.c (lhd_print_error_function): Translate function names
16018 to locale character set.
16019 * langhooks.h (decl_printable_name): Document that return value is
16020 in internal character set.
16021 * stmt.c: Include pretty-print.h
16022 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16024 (resolve_operand_name_1): Translate named operand name to locale
16026 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16028 * toplev.c (announce_function): Translate function names to locale
16030 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16031 (default_tree_printer): Use pp_identifier or translate identifiers
16032 to locale character set. Mark "<anonymous>" for translation.
16033 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16034 for identifiers in diagnostics.
16035 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16037 * varasm.c (output_constructor): Use %qE for identifiers in
16040 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16042 * configure.ac: use ` ` instead of $()
16043 * configure: Regenerate.
16045 2009-05-05 Ben Elliston <bje@au.ibm.com>
16047 * config/pa/linux-atomic.c: Eliminate conditional include of
16048 errno.h on non-LP64 systems to simplify build requirements.
16050 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16052 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16054 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16055 and pass value to identifier_to_locale.
16056 (warn_variable_length_array): Make name a tree.
16057 (grokdeclarator): Separate diagnostic texts for named and unnamed
16058 declarators. Use %qE for named declarators.
16059 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16061 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16062 identifiers in diagnostics.
16063 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16064 identifier_to_locale. Mark "anonymous" strings for translation.
16066 2009-05-04 Michael Eager <eager@eagercon.com>
16068 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16069 address for DImode/DFmode only if double-precision FP regs.
16071 2009-05-04 Michael Eager <eager@eagercon.com>
16073 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16074 TARGET_SINGLE_FLOAT check.
16076 2009-05-04 Michael Eager <eager@eagercon.com>
16078 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16080 2009-05-04 Michael Eager <eager@eagercon.com>
16082 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16083 * config/rs6000/t-xilinx: New
16085 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16087 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16088 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16089 * gcc/explow.c (memory_address): Use target hook.
16090 * gcc/targhooks.c (default_legitimize_address): New.
16091 * gcc/targhooks.h (default_legitimize_address): New.
16092 * gcc/target.h (legitimize_address): New.
16093 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16094 (TARGET_INITIALIZER): Include it.
16095 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16097 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16098 * config/bfin/bfin.c (legitimize_address): Remove.
16099 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16100 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16102 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16103 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16105 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16106 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16107 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16108 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16109 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16110 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16111 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16112 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16113 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16114 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16115 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16116 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16117 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16118 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16119 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16120 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16121 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16122 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16123 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16124 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16125 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16126 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16127 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16129 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16130 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16131 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16132 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16133 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16134 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16135 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16136 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16137 (thumb_legitimize_address): Delete.
16138 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16139 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16140 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16141 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16142 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16143 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16145 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16148 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16149 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16150 * config/m32r/m32r.c (m32r_legitimize_address): New.
16151 * config/m68k/m68k.c (m68k_legitimize_address): New.
16152 * config/score/score.c (score_legitimize_address): Standardize.
16153 * config/score/score3.c (score3_legitimize_address): Standardize.
16154 * config/score/score3.h (score3_legitimize_address): Adjust.
16155 * config/score/score7.c (score7_legitimize_address): Standardize.
16156 * config/score/score7.h (score7_legitimize_address): Adjust.
16157 * config/sh/sh.c (sh_legitimize_address): New.
16158 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16160 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16161 (s390_legitimize_address): ... this.
16162 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16163 (sparc_legitimize_address): ... this.
16164 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16165 (ix86_legitimize_address): ... this.
16166 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16167 (avr_legitimize_address): ... this.
16168 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16169 (mn10300_legitimize_address): ... this.
16170 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16171 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16172 (alpha_expand_mov): Adjust call.
16174 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16175 * config/spu/spu.c (spu_legitimize_address): Likewise.
16176 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16177 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16179 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16181 * intl.c (locale_encoding, locale_utf8): New.
16182 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16183 * intl.h (locale_encoding, locale_utf8): Declare.
16184 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16185 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16187 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16189 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16190 (pp_base_tree_identifier): Declare as function.
16191 (identifier_to_locale): Declare.
16192 * Makefile.in (pretty-print.o): Update dependencies.
16193 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16195 2009-05-04 Richard Guenther <rguenther@suse.de>
16197 PR middle-end/40015
16198 * builtins.c (fold_builtin_memory_op): Do not decay to element
16199 type if the size matches the whole array.
16201 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16203 * expmed.c (synth_mult): When trying out a shift, pass the result
16206 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16208 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16209 (shiftsub1_cost): New.
16210 (init_expmed): Compute shiftsub1_cost.
16211 (synth_mult): Optimize multiplications by constants of the form
16212 -(2^^m-1) for some constant positive integer m.
16214 2009-05-03 Richard Guenther <rguenther@suse.de>
16217 * c-typeck.c (array_to_pointer_conversion): Do not built
16218 ADDR_EXPRs of arrays of pointer-to-element type.
16219 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16220 up wrong ADDR_EXPRs after-the-fact.
16221 * c-common.c (strict_aliasing_warning): Strip pointer
16222 conversions for obtaining the original type.
16223 * builtins.c (fold_builtin_memset): Handle array types.
16224 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16227 2009-05-03 Richard Guenther <rguenther@suse.de>
16229 PR middle-end/23329
16230 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16231 Do not lose casts from array types with unknown extent to array
16232 types with known extent.
16233 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16234 alias set compatibility.
16236 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16238 * flags.h (extra_warnings): Delete.
16239 * toplev.c (process_options): Handle Wuninitialized here.
16240 * opts.c (extra_warnings): Delete.
16241 (set_Wextra): Delete.
16242 (common_handle_option): -Wextra can be handled automatically.
16243 * c-opts.c (c_common_handle_option): Delete obsolete code.
16244 (c_common_post_options): Simplify comment.
16245 * common.opt (W): Add Var.
16247 (Wuninitialized): Initialize to -1.
16249 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16250 Richard Guenther <rguenther@suse.de>
16252 * expr.c (get_def_for_expr): New function.
16253 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16254 SSA rather than trees.
16255 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16256 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16258 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16260 * c-common.c (reswords): Add _Imaginary.
16261 * c-common.c (enum rid): Add RID_IMAGINARY.
16263 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16265 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16266 Patch by Richard Guenther.
16268 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16270 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16271 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16272 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16273 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16274 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16275 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16276 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16277 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16278 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16279 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16280 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16281 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16282 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16283 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16284 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16285 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16286 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16287 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16289 2009-05-02 Richard Guenther <rguenther@suse.de>
16291 PR tree-optimization/39940
16292 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16295 2009-05-02 Richard Guenther <rguenther@suse.de>
16297 PR middle-end/40001
16298 * tree-ssa.c (execute_update_addresses_taken): Properly check
16299 if we can mark a variable DECL_GIMPLE_REG_P.
16300 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16301 back to the end of the function.
16302 (is_gimple_reg_type): Remove complex type special casing.
16303 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16306 2009-05-02 Ben Elliston <bje@au.ibm.com>
16308 * doc/collect2.texi (Collect2): Document search path behaviour
16309 when configured with --with-ld.
16311 2009-05-02 Jan Hubicka <jh@suse.cz>
16313 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16314 parameter; update callers.
16315 (coalesce_cost_edge): EH edges are costier because they needs
16316 splitting even if not critical and even more costier when there are
16317 multiple EH predecestors.
16319 2009-05-02 Jan Hubicka <jh@suse.cz>
16321 * except.c (remove_eh_handler_and_replace): Handle updating after
16322 removing TRY blocks.
16324 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16326 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16328 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16330 * varasm.c: Do not include c-pragma.h.
16331 * attribs.c: Do not incude c-common.h.
16333 2009-05-01 Michael Matz <matz@suse.de>
16335 * calls.c (initialize_argument_information): Handle SSA names like
16336 decls with a non MEM_P DECL_RTL.
16338 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16340 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16341 * ipa-utils.c: Likewise.
16342 * ipa-type-escape.c: Likewise.
16343 * cgraphunit.c Do not include c-common.h.
16344 * ipa-pure-const.c: Likewise.
16345 * tree-if-conv.c: Likewise.
16346 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16347 * ipa-struct-reorg.c: Likewise.
16348 * tree-nomudflap.c: Likewise.
16349 * tree-ssa-structalias.c: Likewise.
16351 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16353 * store-motion.c: Many cleanups to make this pass a first-class
16354 citizen instead of an appendix to gcse load motion. Add TODO list
16355 to make this pass faster/cleaner/better.
16357 (struct ls_expr): Post gcse.c-split cleanups.
16358 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16359 "stores" field to "avail_stores".
16360 (pre_ldst_mems): Rename to store_motion_mems.
16361 (pre_ldst_table): Rename to store_motion_mems_table.
16362 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16363 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16364 (ldst_entry): Rename to st_expr_entry, update users.
16365 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16366 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16367 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16369 (first_ls_expr): Rename to first_st_expr, update users.
16370 (next_ls_expr): Rename to next_st_expr, update users.
16371 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16372 fields properly for store motion instead of names inherited from load
16374 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16375 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16378 (ae_kill): Rename to st_kill, update users.
16379 (ae_gen): Rename to st_avloc, update users.
16380 (transp): Rename to st_transp, update users.
16381 (pre_insert_map): Rename to st_insert_map, update users.
16382 (pre_delete_map): Rename to st_delete_map, update users.
16383 (insert_store, build_store_vectors, free_store_memory,
16384 one_store_motion_pass): Update for abovementioned changes.
16386 (gcse_subst_count, gcse_create_count): Remove.
16387 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16388 and "n_stores_created", local variables.
16390 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16393 (regvec, compute_store_table_current_insn): Remove.
16394 (reg_set_info, reg_clear_last_set): Remove.
16395 (compute_store_table): Use DF caches instead of local dataflow
16398 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16400 * c-objc-common.c (c_tree_printer): Print identifiers with
16401 pp_identifier, not pp_string. Mark "({anonymous})" for
16403 * c-pretty-print.c (pp_c_ws_string): New.
16404 (pp_c_cv_qualifier, pp_c_type_specifier,
16405 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16406 pp_c_storage_class_specifier, pp_c_function_specifier,
16407 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16408 pp_c_primary_expression, pp_c_postfix_expression,
16409 pp_c_unary_expression, pp_c_shift_expression,
16410 pp_c_relational_expression, pp_c_equality_expression,
16411 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16412 use pp_string and pp_c_ws_string in place of pp_identifier and
16413 pp_c_identifier for non-identifiers. Mark English strings for
16415 * c-pretty-print.h (pp_c_ws_string): Declare.
16417 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16418 Roland McGrath <roland@redhat.com>
16420 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16421 (ENABLE_LD_BUILDID): New configuration option.
16422 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16423 (LINK_BUILDID_SPEC): New macro.
16424 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16426 * doc/install.texi: Document --enable-linker-build-id option.
16427 * configure: Rebuild.
16428 * config.in: Rebuild.
16430 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16432 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16433 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16434 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16435 MIPS_GP_SAVE_AREA_SIZE.
16436 * config/mips/mips.c (struct mips_frame_info): Update comment
16437 before arg_pointer_offset and hard_frame_pointer_offset.
16438 (mips_compute_frame_info): Update diagram before function: to
16439 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16440 indicate the position of frame_pointer_rtx with -fstack-protector and
16441 to show args_size. Don't allocate cprestore area for leaf functions
16442 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16444 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16446 2009-04-30 Michael Matz <matz@suse.de>
16448 PR tree-optimization/39955
16449 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16451 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16453 * ira.c (setup_cover_and_important_classes): Use safe macro
16454 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16456 * genpreds.c (write_tm_preds_h): Output suitable definition of
16457 REG_CLASS_FOR_CONSTRAINT.
16459 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16461 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16463 * bitmap.c (bitmap_descriptor): Likewise.
16464 * ggc-common.c (loc_descriptor): Likewise.
16465 * varray.c (varray_descriptor): Likewise.
16466 * vec.c (vec_descriptor): Likewise.
16468 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16470 * Makefile.in (dce.o): Add $(EXCEPT_H).
16471 * dce.c: Include except.h and delete redundant vector definitions.
16472 (deletable_insn_p): Return false for non-call insns that can throw
16475 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16477 * gcse.c (ae_gen): Remove.
16478 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16479 and make non-static function to make it available in store-motion.c.
16480 Update call sites with search-and-replace.
16481 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16482 extract_mentioned_regs, extract_mentioned_regs_helper,
16483 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16484 store_killed_in_insn, store_killed_after, store_killed_before,
16485 build_store_vectors, insert_insn_start_basic_block, insert-store,
16486 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16487 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16488 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16489 * store-motion.c: ...new file. Also copy data structures from gcse.c
16490 and clean up to remove parts not used by store motion.
16491 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16492 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16494 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16497 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16498 when optimizing for size.
16500 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16502 * gcse.c (gcse_constant_p): Fix typo in last change.
16504 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16506 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16508 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16510 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16512 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16514 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16515 CONST_HIGH_PART result.
16517 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16519 * config/avr/avr.c (initial_elimination_offset): Rename to
16520 avr_initial_elimination_offset.
16521 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16522 change return type to bool.
16523 (avr_can_eliminate): New function.
16524 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16525 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16526 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16527 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16528 avr_initial_elimination_offset.
16529 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16530 (avr_initial_elimination_offset): Define.
16532 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16533 Steven Bosscher <steven@gcc.gnu.org>
16535 PR rtl-optimization/39938
16536 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16537 * cfgrtl.c: Include insn-attr.h.
16538 (rest_of_pass_free_cfg): New function.
16539 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16540 * resource.c (init_resource_info): Remove call to df_analyze.
16542 2009-04-29 Richard Guenther <rguenther@suse.de>
16545 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16546 allow conversion to signed integers.
16548 2009-04-29 Richard Guenther <rguenther@suse.de>
16550 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16551 shifts of floating point vectors if the shift amount is
16552 a constant multiple of the element size.
16554 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16555 Michael Matz <matz@suse.de>
16557 PR middle-end/39927
16559 * tree-outof-ssa.c (emit_partition_copy): New function.
16560 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16561 insert_part_to_rtx_on_edge): Perform the partition base var
16562 copy using emit_partition_copy.
16563 (insert_value_copy_on_edge): Convert constants to the right mode.
16564 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16565 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16567 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16569 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16570 scan backwards to try to find a constant to initialize it.
16572 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16573 insn before the loop_end instruction, don't look past labels.
16575 2009-04-29 Richard Guenther <rguenther@suse.de>
16577 PR middle-end/39937
16578 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16579 loose type conversions.
16580 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16581 stmts only if there are no uses of its definition.
16583 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16585 * config/bfin/bfin.h (splitting_loops): Declare.
16586 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16587 Reorder bit definitions to be ascending.
16588 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16589 * config/bfin/bfin.c (splitting_loops): New variable.
16590 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16591 (struct loop_info): Remove members INIT and LOOP_INIT.
16592 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16593 the LSETUP sequence. Allow LC to be loaded from any register, but
16594 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16595 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16597 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16598 of reload_completed.
16601 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16603 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16605 * Makefile.in (PLUGIN_VERSION_H): New.
16606 (OBJS-common): Remove plugin-version.o.
16607 (plugin.o): Depend on (PLUGIN_VERSION_H).
16608 (plugin-version.o): Remove.
16609 * configure: Regenerate
16610 * configure.ac: Create plugin-version.h.
16611 * gcc-plugin.h (plugin_gcc_version): Remove.
16612 (plugin_default_version_check): Change signature.
16613 * plugin-version.c: Remove.
16614 * plugin.c: Include plugin-version.h.
16615 (str_plugin_gcc_version_name): Remove.
16616 (try_init_one_plugin): Pass gcc version to plugin_init.
16617 (plugin_default_version_check): Both gcc and plugin versions are now
16620 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16622 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16623 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16624 Remove special case testing for last insn of inner loops. Don't fail
16625 if the loop ends with a jump, emit an extra nop instead.
16627 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16628 DREGS rather than comparing directly. Remove code that tries to
16629 account for latencies.
16631 2009-04-29 Richard Guenther <rguenther@suse.de>
16633 PR tree-optimization/39941
16634 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16635 eliminating an indirect call.
16637 2009-04-29 Richard Guenther <rguenther@suse.de>
16639 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16640 parameter. Allow invariants as base if !require_lvalue.
16641 (verify_gimple_assign_single): Adjust.
16643 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16645 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16646 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16647 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16648 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16649 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16651 * config/bfin/bfin.c (bfin_expand_builtin,
16652 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16654 2009-04-28 Richard Guenther <rguenther@suse.de>
16656 * tree-vect-loop.c (get_initial_def_for_induction): Use
16657 correct types for pointer increment.
16659 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16661 * toplev.c (print_version): Update GMP version string calculation.
16663 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16665 PR rtl-optimization/39938
16666 * resource.c (init_resource_info): Add call to df_analyze.
16668 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16670 * config/alpha/alpha.md (usegp): Cast the result of
16671 alpha_find_lo_sum_using_gp to enum attr_usegp.
16672 * config/alpha/alpha.c (override_options): Remove end-of-structure
16673 marker element from cpu_table. Use array size of cpu_table to handle
16674 -mcpu and -mtune options.
16675 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16677 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16679 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16680 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16681 tune_32 and tune_64.
16682 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16683 support on PowerPC.
16684 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16685 * config/rs6000/option-defaults.h: ... here. New file.
16686 (OPT_64, OPT_32): Define.
16687 (MASK_64BIT): Define to 0 if not already defined.
16688 (OPT_ARCH64, OPT_ARCH32): Define.
16689 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16692 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16694 * config/arm/arm.c (arm_override_options): Emit error on using
16697 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16699 PR rtl-optimization/39914
16700 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16701 registers for allocnos created from user-defined variables only
16702 when not optimizing.
16704 2009-04-28 Richard Guenther <rguenther@suse.de>
16706 PR middle-end/39937
16707 * fold-const.c (fold_binary): Use distribute_real_division only
16710 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16712 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16713 add hpux-stdint.h to tm_file.
16714 (hppa[12]*-*-hpux11*): Ditto.
16715 (ia64*-*-hpux*): Ditto.
16716 * config/hpux-stdint.h: New.
16717 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16718 __STDC_EXT__ for all compiles.
16719 * config/pa/pa-hpux.h: Ditto.
16720 * config/pa/pa-hpux10.h: Ditto.
16721 * config/pa/pa-hpux11.h: Ditto.
16723 2009-04-28 Catherine Moore <clm@codesourcery.com>
16725 * debug.h (set_name): Add comment.
16727 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16730 * config/darwin.c (machopic_gen_offset): Check
16731 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16732 * config/arm/arm.c (require_pic_register): Likewise.
16734 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16736 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16737 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16738 m32c_promote_prototypes): Delete.
16740 2009-04-28 Michael Matz <matz@suse.de>
16742 PR middle-end/39922
16743 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16746 2009-04-28 Richard Guenther <rguenther@suse.de>
16748 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16750 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16752 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16753 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16754 * config/arm/arm-tune.md: Regenerate.
16756 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16758 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16759 block if there are complex incoming edges.
16760 (sel_merge_blocks): Remove useless assert.
16761 (sel_redirect_edge_and_branch): Check that edge was redirected.
16762 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16763 (sel_find_rgns): Delete declaration.
16764 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16765 the region when it is not a preheader.
16767 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16770 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16772 2009-04-28 Richard Guenther <rguenther@suse.de>
16774 * tree.h (SSA_NAME_VALUE): Remove.
16775 (struct tree_ssa_name): Remove value_handle member.
16776 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16777 array for jump threading.
16778 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16780 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16781 * tree-flow.h (threadedge_initialize_values): Declare.
16782 (threadedge_finalize_values): Likewise.
16783 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16784 (SSA_NAME_VALUE): Define.
16785 (threadedge_initialize_values): New function.
16786 (threadedge_finalize_values): Likewise.
16787 * tree-ssa-dom.c (ssa_name_values): New global variable.
16788 (SSA_NAME_VALUE): Define.
16789 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16791 2009-04-28 Ira Rosen <irar@il.ibm.com>
16793 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16794 Use REPORT_VECTORIZED_LOCATIONS instead
16795 REPORT_VECTORIZED_LOOPS.
16796 * tree-vectorizer.c (vect_verbosity_level): Make static.
16797 (vect_loop_location): Rename to vect_location.
16798 (vect_set_verbosity_level): Update comment.
16799 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16801 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16802 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16803 instead REPORT_UNVECTORIZED_LOOPS.
16804 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16805 and vect_loop_def to vect_external_def and vect_internal_def.
16806 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16807 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16808 REPORT_UNVECTORIZED_LOCATIONS.
16809 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16810 and vect_used_in_loop and to vect_unused_in_scope and
16811 vect_used_in_scope.
16812 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16813 (vect_verbosity_level): Remove declaration.
16814 (vect_analyze_operations): Likewise.
16815 (vect_analyze_stmt): Declare.
16816 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16817 REPORT_UNVECTORIZED_LOCATIONS.
16818 (vect_get_loop_niters): Fix indentation.
16819 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16820 (vect_analyze_loop_operations): New function.
16821 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16822 vect_analyze_operations.
16823 (vect_is_simple_reduction): Use new names.
16824 (vectorizable_live_operation, vect_transform_loop): Likewise.
16825 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16826 to specify whether the data references can be a part of interleaving
16828 (vect_analyze_data_ref_dependence): Use new names.
16829 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16830 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16831 * tree-vect-patterns.c (widened_name_p): Use new names.
16832 (vect_recog_dot_prod_pattern): Likewise.
16833 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16834 (process_use, vect_mark_stmts_to_be_vectorized,
16835 vect_model_simple_cost, vect_model_store_cost,
16836 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16837 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16838 vectorizable_operation, vectorizable_type_demotion,
16839 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16840 vectorizable_condition): Likewise.
16841 (vect_analyze_operations): Split into vect_analyze_loop_operations
16843 (vect_analyze_stmt): ... new function.
16844 (new_stmt_vec_info): Use new names.
16845 (vect_is_simple_use): Use new names and fix comment.
16846 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16847 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16849 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16852 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16853 and integer modes for x87 operands. Do not ICE for unsupported size,
16854 generate error instead. Generate error for unsupported operand types.
16855 ['z']: Do not handle HImode memory operands specially. Warning
16856 for floating-point operands. Fallthru to 'Z' for unsupported operand
16857 types. Do not ICE for unsupported size, generate error instead.
16858 (output_387_binary_op): Use %Z to output operands.
16859 (output_fp_compare): Ditto.
16860 (output_387_reg_move): Ditto.
16862 2009-04-28 Ben Elliston <bje@au.ibm.com>
16867 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16869 * builtins.c (c_strlen): Do not warn here.
16870 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16871 * c-common.c (pointer_int_sum): Take an explicit location.
16872 Warn about offsets out of bounds.
16873 * c-common.h (pointer_int_sum): Adjust declaration.
16875 2009-04-27 Ian Lance Taylor <iant@google.com>
16877 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16879 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16880 * df-core.c (df_set_flags): Change return type to int. Change
16881 type of old_flags to int.
16882 (df_clear_flags): Likewise.
16883 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16884 (df_get_conditional_uses): Likewise.
16885 * df.h (df_set_flags, df_clear_flags): Update declarations.
16886 * dwarf2out.c (struct indirect_string_node): Change type of form
16887 field to enum dwarf_form.
16888 (AT_string_form): Change return type to enum dwarf_form.
16889 * fixed-value.c (fixed_compare): Add cast to enum type.
16890 * fwprop.c (update_df): Change 0 to VOIDmode.
16891 * gensupport.c: Change 0 to UNKNOWN.
16892 * gimple.h (gimple_cond_code): Add cast to enum type.
16893 * haifa-sched.c (reemit_notes): Add cast to enum type.
16894 * hooks.c (hook_int_void_no_regs): Remove function.
16895 * hooks.h (hook_int_void_no_regs): Remove declaration.
16896 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16897 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16898 * real.c (real_arithmetic): Add cast to enum type.
16899 (real_compare): Likewise.
16900 * target.h (struct gcc_target): Change return type of
16901 branch_target_register_class to enum reg_class.
16902 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16903 default_branch_target_register_class.
16904 * targhooks.c (default_branch_target_register_class): New function.
16905 * targhooks.h (default_branch_target_register_class): Declare.
16906 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16907 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16909 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16911 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16912 vect_uninitialized_def. Change 0 to ERROR_MARK.
16913 * tree-vect-stmts.c (supportable_widening_operation): Don't
16914 initialize icode1 and icode2.
16915 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16916 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16918 (cmn_err_flag_specs): Change 0 to STD_C89.
16919 (cmn_err_char_table): Likewise.
16920 * config/arm/arm.c (get_arm_condition_code): Change type of code
16921 to enum arm_cond_code.
16922 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16923 (IWMMXT_BUILTIN2): Likewise.
16924 (neon_builtin_type_bits): Don't define typedef.
16925 (neon_builtin_datum): Change type of bits field to int.
16926 (arm_expand_neon_args): Add cast to enum type.
16927 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16929 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16930 casts to enum type.
16931 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16933 * config/mips/mips.md (jal_macro): Return enum constant.
16934 (single_insn): Likewise.
16935 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16937 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16938 casts to enum type.
16939 * config/s390/s390.c (s390_tune_flags): Change type to int.
16940 (s390_arch_flags): Likewise.
16941 (s390_handle_arch_option): Change flags field of struct pta to int.
16942 * config/s390/s390.h (s390_tune_flags): Update declaration.
16943 (s390_arch_flags): Likewise.
16944 * config/sh/sh.c (prepare_move_operands): Compare
16945 tls_symbolic_operand result with enum constant.
16946 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16947 (sh_expand_prologue): Add cast to enum type.
16948 (sh_expand_epilogue): Likewise.
16949 (tls_symbolic_operand): Change return type to enum tls_model.
16950 (fpscr_set_from_mem): Add cast to enum type.
16951 (legitimize_pic_address): Compare tls_symbolic_operand result with
16953 (sh_target_reg_class): Change return type to enum reg_class.
16954 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16956 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16957 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16958 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16959 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16960 (delayed_branch, tls_call_delay): Likewise.
16961 (eligible_for_sibcall_delay): Likewise.
16962 (eligible_for_return_delay): Likewise.
16963 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16964 (spu_expand_builtin_1): Likewise.
16966 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16967 for all types of conversions.
16968 (output_init_element): Issue -Wc++-compat warning if needed when
16969 initializing a bitfield with enum type.
16970 * c-parser.c (c_parser_expression): Set original_type to
16971 original_type of right hand operand of comma operator.
16973 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16975 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16977 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16978 * doc/cpp.texi (Standard Predefined Macros)
16979 (Implementation-defined behavior): Likewise.
16980 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16981 * doc/gimple.texi (GIMPLE Exception Handling)
16982 (@code{GIMPLE_ASSIGN}): Likewise.
16983 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16984 * doc/invoke.texi (Warning Options, Optimize Options)
16985 (AVR Options, Darwin Options): Likewise.
16986 (Optimize Options): Reformulate -fwhole-program description.
16987 * doc/loop.texi (Lambda): Likewise.
16988 * doc/md.texi (Output Template, Define Constraints)
16989 (Standard Names, Insn Splitting): Likewise.
16990 * doc/options.texi (Option properties): Likewise.
16991 * doc/passes.texi (Tree-SSA passes): Likewise.
16992 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16993 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16994 (File Names and DBX): Likewise.
16995 * doc/trouble.texi (Incompatibilities): Likewise.
16997 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16999 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17000 instruction is correct.
17002 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17004 Allow non-constant arguments to conversion intrinsics.
17005 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17006 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17007 * spu.c (print_operand): Handle 'v' and 'w'.
17008 (exp2_immediate_p, spu_gen_exp2): Define.
17009 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17010 spu_convtf_1): Update parameter descriptions.
17011 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17012 * constraints.md ('v', 'w'): New.
17013 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17015 (i2f, I2F): New define_mode_attr.
17016 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17017 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17018 fixuns_truncv4sfv4si2): Update to use mode attribute.
17019 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17020 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17021 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17022 patterns for combine.
17024 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17026 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17027 (cprop, hoist, pre, store_motion): New debug counters.
17028 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17029 is not an RTL pass anymore.
17030 (pass_profiling): Remove extern decl for pass removed in 2005.
17031 (pass_gcse, pass_jump_bypass): Remove.
17032 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17033 to 0 for clean state.
17034 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17035 * cse.c (gate_handle_cse_after_global_opts,
17036 rest_of_handle_cse_after_global_opts): New functions.
17037 (pass_cse_after_global_opts): New pass, does local CSE.
17038 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17039 (TV_CPROP): New timevar.
17040 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17041 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17042 (gcse_main, recompute_all_luids): Remove.
17043 (compute_hash_table_work): Call max_reg_num instead of reading
17045 (cprop_jump): Don't set run_jump_opt_after_gcse.
17046 (constprop_register): Always allow to alter jumps.
17047 (cprop_insn): Likewise.
17048 (do_local_cprop): Likewise.
17049 (local_cprop_pass): Likewise. Return non-zero if something changed.
17050 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17051 (find_implicit_sets): Add note about missed optimization opportunity.
17052 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17053 pass_rtl_cprop execute function.
17054 Don't bother tracking the pass number, each pass gets its own dumpfile
17056 Always allow to alter jumpsand bypass jumps.
17057 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17058 will just find no suitable set.
17059 (pre_edge_insert): Fix dumping, this function is for PRE only.
17060 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17061 pass_rtl_pre execute function.
17062 (hoist_code): Return non-zero if something changed. Keep track of
17063 substitutions and insertions for statistics gathering similar to PRE.
17064 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17065 called from the pass_rtl_hoist execute function. Show pass statistics.
17066 (compute_store_table): Use max_reg_num directly instead of using the
17067 formerly global max_gcse_regno.
17068 (build_store_vectors): Likewise.
17069 (replace_store_insn): Fix dumping.
17070 (store_motion): Rename to ...
17071 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17072 pass, called from the pass_rtl_store_motion execute function. Keep
17073 track of substitutions and insertions for statistics gathering similar
17075 (bypass_jumps): Remove, fold interesting bits into ...
17076 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17077 from the pass_rtl_cprop execute function.
17078 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17079 pass_jump_bypass): Remove.
17080 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17081 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17082 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17083 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17084 (gate_rtl_store_motion, execute_rtl_store_motion,
17085 pass_rtl_store_motion): New.
17086 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17087 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17088 * passes.c (init_optimization_passes): Remove pass_gcse and
17089 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17090 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17091 instead of pass_jump_bypass.
17093 2009-04-27 Richard Guenther <rguenther@suse.de>
17095 PR middle-end/39928
17096 * gimplify.c (gimplify_expr): If we are required to create
17097 a temporary make sure it ends up as register.
17099 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17102 * config/i386/i386.c (construct_container): Don't call
17103 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17104 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17106 2009-04-27 Michael Matz <matz@suse.de>
17108 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17109 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17110 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17111 (dump_replaceable_exprs): Take a bitmap.
17112 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17114 (expand_gimple_basic_block): Likewise.
17115 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17116 replaceable_expressions member a bitmap.
17117 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17118 (mark_replaceable): Likewise.
17119 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17120 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17122 2009-04-27 Richard Guenther <rguenther@suse.de>
17124 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17125 (verify_stmts): Dispatch to gimple/type verification code.
17126 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17127 issue with call argument types.
17129 2009-04-27 Michael Matz <matz@suse.de>
17131 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17132 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17135 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17136 Eric Botcazou <ebotcazou@adacore.com>
17138 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17139 a label's basic block.
17140 (mark_target_live_regs): Tidy and rework obsolete comments.
17141 Change back DF problem to LIVE. If a label starts a basic block,
17142 assume that all registers that used to be live then still are.
17143 (init_resource_info): If a label starts a basic block, set its
17144 BLOCK_FOR_INSN accordingly.
17145 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17147 2009-04-27 Richard Guenther <rguenther@suse.de>
17149 * tree-flow-inline.h (function_ann): Remove.
17150 (get_function_ann): Likewise.
17151 * tree-dfa.c (create_function_ann): Remove.
17152 * tree-flow.h (struct static_var_ann_d): Remove.
17153 (struct function_ann_d): Likewise.
17154 (union tree_ann_d): Remove fdecl member.
17155 (function_ann_t): Remove.
17156 (function_ann, get_function_ann, create_function_ann): Remove
17159 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17161 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17163 2009-04-27 Jan Hubicka <jh@suse.cz>
17165 * ipa-pure-const.c (struct funct_state_d): New fields
17166 state_previously_known, looping_previously_known; remove
17167 state_set_in_source.
17168 (analyze_function): Use new fields.
17169 (propagate): Avoid assumption that state_set_in_source imply
17172 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17173 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17174 * cfgloop.h (finite_loop_p): Declare.
17176 2009-04-26 Michael Matz <matz@suse.de>
17178 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17180 2009-04-26 Michael Matz <matz@suse.de>
17182 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17183 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17184 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17185 pass_mark_used_blocks): Remove.
17186 * tree-optimize.c (pass_free_datastructures,
17187 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17188 * passes.c (init_optimization_passes): Don't call
17189 pass_mark_used_blocks, remove dead code.
17191 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17193 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17194 * tree-ssa-live.h (register_ssa_partition): Likewise.
17196 2009-04-26 Michael Matz <matz@suse.de>
17199 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17200 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17201 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17203 (compare_pairs): Swap cost comparison.
17204 (coalesce_ssa_name): Don't use change_partition_var.
17205 * tree-nrv.c (struct nrv_data): Add modified member.
17206 (finalize_nrv_r): Set it.
17207 (tree_nrv): Use it to update statements.
17208 (pass_nrv): Require PROP_ssa.
17209 * tree-mudflap.c (mf_decl_cache_locals,
17210 mf_build_check_statement_for): Use make_rename_temp.
17211 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17212 * alias.c (find_base_decl): Handle SSA names.
17213 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17214 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17215 * rtl.h (set_reg_attrs_for_parm): Declare.
17216 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17217 to "optimized", remove unused locals at finish.
17218 (execute_free_datastructures): Make global, call
17219 delete_tree_cfg_annotations.
17220 (execute_free_cfg_annotations): Don't call
17221 delete_tree_cfg_annotations.
17223 * ssaexpand.h: New file.
17224 * expr.c (toplevel): Include ssaexpand.h.
17225 (expand_assignment): Handle SSA names the same as register variables.
17226 (expand_expr_real_1): Expand SSA names.
17227 * cfgexpand.c (toplevel): Include ssaexpand.h.
17228 (SA): New global variable.
17229 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17230 (SSAVAR): New macro.
17231 (set_rtl): New helper function.
17232 (add_stack_var): Deal with SSA names, use set_rtl.
17233 (expand_one_stack_var_at): Likewise.
17234 (expand_one_stack_var): Deal with SSA names.
17235 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17236 before unique numbers.
17237 (expand_stack_vars): Use set_rtl.
17238 (expand_one_var): Accept SSA names, add asserts for them, feed them
17239 to above subroutines.
17240 (expand_used_vars): Expand all partitions (without default defs),
17241 then only the local decls (ignoring those expanded already).
17242 (expand_gimple_cond): Remove edges when jumpif() expands an
17243 unconditional jump.
17244 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17245 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17247 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17248 members of SA; deal with PARM_DECL partitions here; expand
17249 all PHI nodes, free tree datastructures and SA. Commit instructions
17250 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17251 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17252 info and statements at start, collect garbage at finish.
17253 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17254 (VAR_ANN_PARTITION) Remove.
17255 (change_partition_var): Don't declare.
17256 (partition_to_var): Always return SSA names.
17257 (var_to_partition): Only accept SSA names.
17258 (register_ssa_partition): Only check argument.
17259 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17261 (delete_var_map): Don't free it.
17262 (var_union): Only accept SSA names, simplify.
17263 (partition_view_init): Mark only useful SSA names as used.
17264 (partition_view_fini): Only deal with SSA names.
17265 (change_partition_var): Remove.
17266 (dump_var_map): Use ssa_name instead of partition_to_var member.
17267 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17269 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17270 (struct _elim_graph): New member const_dests; nodes member vector of
17272 (set_location_for_edge): New static helper.
17273 (create_temp): Remove.
17274 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17275 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17276 (new_elim_graph): Allocate const_dests member.
17277 (clean_elim_graph): Truncate const_dests member.
17278 (delete_elim_graph): Free const_dests member.
17279 (elim_graph_size): Adapt to new type of nodes member.
17280 (elim_graph_add_node): Likewise.
17281 (eliminate_name): Likewise.
17282 (eliminate_build): Don't take basic block argument, deal only with
17283 partition numbers, not variables.
17284 (get_temp_reg): New static helper.
17285 (elim_create): Use it, deal with RTL temporaries instead of trees.
17286 (eliminate_phi): Adjust all calls to new signature.
17287 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17288 (rewrite_trees): Only do checking.
17289 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17290 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17291 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17292 contains_tree_r, MAX_STMTS_IN_LATCH,
17293 process_single_block_loop_latch, analyze_edges_for_bb,
17294 perform_edge_inserts): Remove.
17295 (expand_phi_nodes): New global function.
17296 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17297 functions, initialize new parameter, remember partitions having a
17299 (finish_out_of_ssa): New global function.
17300 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17301 don't reset in_ssa_p here, don't disable TER when mudflap.
17302 (pass_del_ssa): Remove.
17303 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17305 (execute_free_datastructures): Declare.
17306 * Makefile.in (SSAEXPAND_H): New variable.
17307 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17308 * basic-block.h (commit_one_edge_insertion): Declare.
17309 * passes.c (init_optimization_passes): Move pass_nrv and
17310 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17311 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17312 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17313 (redirect_branch_edge): Deal with super block when expanding, split
17314 out jump patching itself into ...
17315 (patch_jump_insn): ... here, new static helper.
17317 2009-04-26 Michael Matz <matz@suse.de>
17319 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17320 beyond num_ssa_names.
17321 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17322 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17324 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17326 PR inline-asm/39543
17327 * fwprop.c (forward_propagate_asm): New function.
17328 (forward_propagate_and_simplify): Propagate also into __asm, if it
17329 doesn't increase the number of referenced registers.
17332 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17334 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17336 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17337 note_nonlocal_vla_type for nonlocal VLAs.
17338 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17339 contains_remapped_vars, remap_vla_decls): New functions.
17340 (convert_nonlocal_reference_stmt): If not optimizing, call
17341 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17342 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17343 if it wasn't found in var_map.
17344 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17345 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17346 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17348 * gimplify.c (nonlocal_vlas): New variable.
17349 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17351 (gimplify_body): Create and destroy nonlocal_vlas.
17353 * dwarf2out.c (loc_descr_plus_const): New function.
17354 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17355 mem_loc_descriptor, loc_descriptor_from_tree_1,
17356 descr_info_loc, gen_variable_die): Use it.
17358 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17359 !TREE_STATIC VAR_DECLs.
17360 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17361 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17362 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17363 DECL_BY_REFERENCE is valid.
17364 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17365 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17366 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17367 Copy DECL_BY_REFERENCE.
17368 (struct nesting_copy_body_data): New type.
17369 (nesting_copy_decl): New function.
17370 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17371 if they have variable length.
17373 2009-04-26 Michael Matz <matz@suse.de>
17375 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17376 mark new temporaries for renaming.
17378 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17381 * c-decl.c (global_bindings_p): Return negative value.
17382 (c_variable_size): New. Based on variable_size from
17384 (grokdeclarator): Call c_variable_size not variable_size.
17386 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17388 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17390 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17392 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17393 Redefine it to just use mingw/include.
17394 (ASM_SPEC): Rules for -m32 and -m64.
17395 (LINK_SPEC): Use Likewise.
17396 (SPEC_32): New define.
17397 (SPEC_64): Likewise.
17398 (SUB_LINK_SPEC): Likewise.
17399 (MULTILIB_DEFAULTS): New define.
17400 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17401 Add multilib options.
17402 (MULTILIB_DIRNAMES): Likewise.
17403 (MULTILIB_OSDIRNAMES): Likewise.
17404 (LIBGCC): Likewise.
17405 (INSTALL_LIBGCC): Likewise.
17407 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17410 * c-tree.h (enum c_inline_static_type): New.
17411 (record_inline_static): Declare.
17412 * c-decl.c (struct c_inline_static, c_inline_statics,
17413 record_inline_static, check_inline_statics): New.
17414 (pop_file_scope): Call check_inline_statics.
17415 (start_decl): Call record_inline_static instead of pedwarning
17416 directly for static in inline function.
17417 * c-typeck.c (build_external_ref): Call record_inline_static
17418 instead of pedwarning directly for static referenced in inline
17421 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17423 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17424 not new but only being rescanned.
17425 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17426 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17427 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17428 record_set_info, compute_set, grealloc): Remove.
17429 (recompute_all_luids): New function.
17430 (gcse_main): Don't compute sets, and don't do related memory
17431 allocations/free-ing. If something changed before the end of the
17432 pass, update LUIDs using recompute_all_luids.
17433 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17434 (free_gcse_mem): Don't free it either.
17435 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17436 Use the df insn LUIDs.
17437 (load_killed_in_block): Likewise.
17438 (compute_hash_table_work): Don't compute reg_set_in_block.
17439 (compute_transp): Use DF_REG_DEF_CHAINs.
17440 (local_cprop_pass): Don't use compute_sets and related functions.
17441 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17442 Use get_max_uid() instead of max_cuid.
17443 (insert_insn_end_basic_block, pre_insert_copy_insn,
17444 update_ld_motion_stores): Don't try to
17445 keep reg_set tables up to date.
17446 (pre_insert_copies): Use df insn LUIDs.
17447 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17448 (reg_set_info): Don't use extra bitmap argument.
17449 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17450 information to compute regs_set_in_block.
17451 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17452 (bypass_jumps): Don't use compute_sets and friends.
17454 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17457 * opts.c (undocumented_msg): Do not leave blank even with
17460 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17462 * c-decl.c (build_enumerator): Allow values folding to integer
17463 constants but not integer constant expressions with a pedwarn if
17466 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17469 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17470 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17471 type is an integer constant.
17473 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17476 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17479 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17482 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17483 with variably modified return type and no storage class
17484 specifiers, except for the case of nested functions. Distinguish
17485 extern declarations of functions with variably modified return
17486 types from those of objects with variably modified types.
17488 2009-04-25 Jan Hubicka <jh@suse.cz>
17490 * tree.c (list_equal_p): New function.
17491 * tree.h (list_equal_p): Declare.
17492 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17493 basic_block_def, basic_block, const_basic_block): New.
17494 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17495 (redirect_eh_edge): New function.
17496 (make_eh_edge_update_phi): EH edges are not abnormal.
17497 * except.c: Include tree-flow.h.
17498 (list_match): New function.
17499 (eh_region_replaceable_by_p): New function.
17500 (replace_region): New function.
17501 (hash_type_list): New function.
17502 (hash_eh_region): New function.
17503 (eh_regions_equal_p): New function.
17504 (merge_peers): New function.
17505 (remove_unreachable_regions): Verify EH tree when checking;
17507 (copy_eh_region_1): New function.
17508 (copy_eh_region): New function.
17509 (push_reachable_handler): New function.
17510 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17511 regions without label but with live RESX.
17512 * except.h (redirect_eh_edge_to_label): New.
17513 * tree-flow.h (redirect_eh_edge): New.
17514 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17515 basic_block_def, basic_block, const_basic_block): Remove.
17516 * Makefile.in (except.o): Add dependency on tree-flow.h
17517 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17518 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17521 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17524 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17525 on the destination of memcpy.
17527 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17529 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17530 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17531 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17533 2009-04-25 Jan Hubicka <jh@suse.cz>
17535 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17536 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17537 to be reached by different label than left.
17538 (update_eh_edges): Update comment; remove edge_to_remove if possible
17539 and return true if suceeded.
17540 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17541 (cleanup_eh): Compute sharing map.
17542 * except.c (remove_eh_handler_and_replace): Add argument if we should
17544 (remove_unreachable_regions): Update for label sharing.
17545 (label_to_region_map): Likewise.
17546 (get_next_region_sharing_label): New function.
17547 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17549 (remove_eh_handler): Update.
17550 (remove_eh_region_and_replace_by_outer_of): New function.
17551 * except.h (struct eh_region): Add next_region_sharing_label.
17552 (remove_eh_region_and_replace_by_outer_of,
17553 get_next_region_sharing_label): Declare.
17554 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17556 2009-04-25 Jan Hubicka <jh@suse.cz>
17558 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17559 insert code even if they are not critical.
17561 2009-04-25 Jan Hubicka <jh@suse.cz>
17563 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17564 (gimple_can_remove_branch_p): EH edges won't remove branch by
17566 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17567 updating of non-abnormal EH edges.
17568 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17569 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17570 (split_critical_edges): Split also edges where emitting code on them
17571 will lead to splitting later.
17573 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17574 H.J. Lu <hongjiu.lu@intel.com>
17577 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17578 the configured assembler supports fildq and fistpq mnemonics.
17579 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17580 * configure: Regenerated.
17581 * config.in: Ditto.
17583 * config/i386/i386.c (print_operand): Handle 'Z'.
17584 ['z']: Remove handling of special fild/fist suffixes.
17585 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17586 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17587 suffix of fild insn.
17588 (*floatsi<mode>2_vector_mixed): Ditto.
17589 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17590 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17591 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17592 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17593 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17595 2009-04-25 Ben Elliston <bje@au.ibm.com>
17597 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17598 the source of a set operation.
17600 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17602 * target.h (struct gcc_target): Add case_values_threshold field.
17603 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17604 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17605 * targhooks.c (default_case_values_threshold): New function.
17606 * targhooks.h (default_case_values_threshold): Declare function.
17607 * stmt.c (expand_case): Use case_values_threshold target hook.
17608 * expr.h (case_values_threshold): Remove declartation.
17609 * expr.c (case_values_threshold): Remove function.
17610 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17612 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17613 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17614 (avr_case_values_threshold): Declare as static.
17615 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17617 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17618 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17619 (mn10300_case_values_threshold): New function.
17621 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17623 * ira.c (setup_cover_and_important_classes): Add enum cast.
17625 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17627 * genpreds.c (write_enum_constraint_num): Output definition of
17628 CONSTRAINT_NUM_DEFINED_P macro.
17629 * ira.c (setup_cover_and_important_classes): Use
17630 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17632 2009-04-24 DJ Delorie <dj@redhat.com>
17634 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17635 __SH2A_SINGLE_ONLY__ also.
17637 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17639 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17640 (movdf_internal): Ditto.
17641 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17642 SFmode and DFmode constants.
17643 (ia64_print_operand): Add 'G' format for printing
17644 floating point constants.
17646 2009-04-24 Richard Guenther <rguenther@suse.de>
17648 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17649 from unsigned additions.
17651 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17653 * c-typeck.c (set_init_index): Allow array designators that are
17654 not integer constant expressions with a pedwarn if pedantic.
17656 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17658 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17659 zero if no overlap in nonzero bits between the operands.
17661 2009-04-24 Ian Lance Taylor <iant@google.com>
17663 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17664 (record_dead_and_set_regs): Likewise.
17665 * df.h (struct df_mw_hardreg): Change flags field to int.
17666 (struct df_base_ref): Likewise.
17667 (struct df): Change changeable_flags field to int.
17668 * df-scan.c (df_defs_record): Change clobber_flags to int.
17669 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17670 constants rather than #define macros.
17671 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17672 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17673 (enum dwarf_calling_convention): Likewise.
17674 (enum dwarf_line_number_x_ops): Likewise.
17675 (enum dwarf_call_frame_info): Likewise.
17676 (enum dwarf_source_language): Likewise.
17677 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17678 (add_calling_convention_attribute): Likewise.
17679 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17680 (combine_comparisons): Change compcode to int. Add cast to enum type.
17681 * genrecog.c (maybe_both_true_2): Change c to int.
17682 (write_switch): Likewise. Add cast to enum type.
17683 * gimplify.c (gimplify_omp_for): Handle return values from
17684 gimplify_expr using MIN rather than bitwise or.
17685 (gimplify_expr): Add cast to enum type.
17686 * ipa-prop.c (update_jump_functions_after_inlining): Change
17687 IPA_BOTTOM to IPA_JF_UNKNOWN.
17688 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17689 Add casts to enum type.
17690 (setup_cover_and_important_classes): Change cl to int. Add casts
17692 (setup_class_translate): Change cl and mode to int.
17693 (ira_init_once): Change mode to int.
17694 (free_register_move_costs): Likewise.
17695 (setup_prohibited_mode_move_regs): Add casts to enum type.
17696 * langhooks.c (add_builtin_function_common): Rework assertion that
17697 value fits bitfield.
17698 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17699 * omega.c (omega_do_elimination): Avoid math on enum types.
17700 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17701 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17702 int local to handle integral_argment value.
17703 * regmove.c (try_auto_increment): Change PUT_MODE to
17705 * reload.c (push_secondary_reload): Add casts to enum type.
17706 (secondary_reload_class, find_valid_class): Likewise.
17707 * reload1.c (emit_input_reload_insns): Likewise.
17708 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17709 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17710 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17712 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17713 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17715 (expand_complex_libcall): Add casts to enum type.
17716 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17717 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17718 with ERROR_MARK, not NUM_TREE_CODES.
17719 (vect_create_epilog_for_reduction): Likewise.
17720 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17721 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17722 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17724 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17725 vect_unused_in_loop. Change 0 to loop_vect.
17726 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17727 * var-tracking.c (get_init_value): Change return type to enum
17729 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17730 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17732 (arm_override_options): Add casts to enum type.
17733 (arm_emit_tls_decoration): Likewise.
17734 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17736 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17737 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17738 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17740 * config/s390/s390.c (code_for_builtin_64): Change to array of
17742 (code_for_builtin_31): Likewise.
17743 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17745 * config/sparc/sparc.c (sparc_override_options): Change value
17746 field in struct code_model to enum cmodel. In initializer change
17747 0 to NULL and add cast to enum type.
17749 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17750 Change all callers. Issue a -Wc++-compat warning using
17751 lhs_origtype if necessary.
17752 (convert_for_assignment): Issue -Wc++-compat warnings about
17753 invalid conversions to enum type on assignment.
17754 * c-common.h (build_modify_expr): Update declaration.
17756 2009-04-24 Nick Clifton <nickc@redhat.com>
17758 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17759 (function_arg_advance): Likewise.
17760 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17763 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17765 * config/s390/constraints.md ('I', 'J'): Fix condition.
17767 2009-04-24 Diego Novillo <dnovillo@google.com>
17769 * gengtype-parse.c (parse_error): Add newline after message.
17771 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17773 * config/i386/sse.md (avxmodesuffixs): Removed.
17774 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17775 (*avx_pinsr<ssevecsize>): This.
17777 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17779 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17780 follow chains of regs with a single definition, and allow expressions
17781 that are function_invariant_p.
17782 (simple_rhs_p): Allow expressions that are function_invariant_p.
17784 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17786 PR middle-end/39867
17787 * fold-const.c (fold_cond_expr_with_comparison): When folding
17788 > and >= to MAX, make sure the MAX uses the same type as the
17789 comparison's operands.
17791 2009-04-24 Nick Clifton <nickc@redhat.com>
17793 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17794 addressing for DImode accesses.
17795 (frv_print_operand_address): Handle PLUS case.
17796 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17798 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17800 PR rtl-optimization/39794
17801 * alias.c (canon_true_dependence): Add x_addr argument.
17802 * rtl.h (canon_true_dependence): Adjust prototype.
17803 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17804 * cselib.c (cselib_invalidate_mem): Likewise.
17805 * gcse.c (compute_transp): Likewise.
17806 * dse.c (scan_reads_nospill): Likewise.
17807 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17808 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17809 canon_base_addr of the group, plus optional offset.
17810 (struct group_info): Rename canon_base_mem to
17812 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17813 canon_rtx of base_mem.
17815 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17817 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17818 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17820 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17822 * config/spu/spu-builtins.h: Delete file.
17824 * config/spu/spu.h (enum spu_builtin_type): Move here from
17826 (struct spu_builtin_description): Likewise. Add GTY marker.
17827 Do not use enum spu_function_code or enum insn_code.
17828 (spu_builtins): Add extern declaration.
17830 * config/spu/spu.c: Do not include "spu-builtins.h".
17831 (enum spu_function_code, enum spu_builtin_type_index,
17832 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17833 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17834 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17835 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17836 (spu_builtin_types): Make static. Add GTY marker.
17837 (spu_builtins): Add extern declaration with GTY marker.
17838 Include "gt-spu.h".
17840 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17841 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17842 Check programmatically whether all parameters are scalar.
17844 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17846 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17848 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17849 assignment from the constructor either if the target is volatile.
17851 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17853 * config/arm/arm.md (insv): Do not share operands[0].
17855 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17857 * config/vxlib-tls.c (active_tls_threads): Delete.
17858 (delete_hook_installed): New.
17859 (tls_delete_hook): Don't delete the delete hook.
17860 (tls_destructor): Delete it here.
17861 (__gthread_set_specific): Adjust installing the delete hook.
17862 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17863 __gthread_leave_tsd_dtor_context.
17865 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17867 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17869 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17871 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17873 (alpha_rtx_costs): Ditto.
17874 (emit_unlikely_jump): Use add_reg_note.
17875 (emit_frame_store_1): Ditto.
17876 (alpha_expand_prologue): Ditto.
17877 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17878 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17880 2009-04-23 Nick Clifton <nickc@redhat.com>
17882 * config/v850/v850.md (epilogue): Remove suppressed code.
17883 (return): Rename to return_simple and remove test of frame size.
17884 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17885 to gen_return_simple.
17887 2009-04-22 Jing Yu <jingyu@google.com>
17890 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17892 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17895 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17896 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17897 value is a VECTOR_CST, the element type is the element type of the
17900 2009-04-22 DJ Delorie <dj@redhat.com>
17902 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17904 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17906 * alias.c (find_base_term): Move around LO_SUM case, so that
17907 CONST falls through into PLUS/MINUS handling.
17910 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17911 into 0, use omit_one_operand.
17913 2009-04-23 Ben Elliston <bje@au.ibm.com>
17915 * config/rs6000/linux-unwind.h (get_regs): Remove type
17916 puns. Change the type of `pc' to an array of unsigned ints and
17917 update all users. Constify frame24.
17919 2009-04-22 DJ Delorie <dj@redhat.com>
17921 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17922 declarations before code.
17923 (current_function_special_page_vector): Likewise.
17924 (m32c_expand_insv): Silence a warning.
17926 2009-04-21 Taras Glek <tglek@mozilla.com>
17928 * alias.c: Update GTY annotations to new syntax.
17929 * basic-block.h: Likewise.
17930 * bitmap.h: Likewise.
17931 * c-common.h: Likewise.
17932 * c-decl.c: Likewise.
17933 * c-parser.c: Likewise.
17934 * c-pragma.c: Likewise.
17935 * c-tree.h: Likewise.
17936 * cfgloop.h: Likewise.
17937 * cgraph.h: Likewise.
17938 * config/alpha/alpha.c: Likewise.
17939 * config/arm/arm.h: Likewise.
17940 * config/avr/avr.h: Likewise.
17941 * config/bfin/bfin.c: Likewise.
17942 * config/cris/cris.c: Likewise.
17943 * config/darwin.c: Likewise.
17944 * config/frv/frv.c: Likewise.
17945 * config/i386/i386.c: Likewise.
17946 * config/i386/i386.h: Likewise.
17947 * config/i386/winnt.c: Likewise.
17948 * config/ia64/ia64.h: Likewise.
17949 * config/iq2000/iq2000.c: Likewise.
17950 * config/mips/mips.c: Likewise.
17951 * config/mmix/mmix.h: Likewise.
17952 * config/pa/pa.c: Likewise.
17953 * config/pa/pa.h: Likewise.
17954 * config/rs6000/rs6000.c: Likewise.
17955 * config/s390/s390.c: Likewise.
17956 * config/sparc/sparc.c: Likewise.
17957 * config/xtensa/xtensa.c: Likewise.
17958 * cselib.h: Likewise.
17959 * dbxout.c: Likewise.
17960 * dwarf2out.c: Likewise.
17961 * except.c: Likewise.
17962 * except.h: Likewise.
17963 * fixed-value.h: Likewise.
17964 * function.c: Likewise.
17965 * function.h: Likewise.
17966 * gimple.h: Likewise.
17967 * integrate.c: Likewise.
17968 * optabs.c: Likewise.
17969 * output.h: Likewise.
17970 * real.h: Likewise.
17972 * stringpool.c: Likewise.
17973 * tree-data-ref.c: Likewise.
17974 * tree-flow.h: Likewise.
17975 * tree-scalar-evolution.c: Likewise.
17976 * tree-ssa-address.c: Likewise.
17977 * tree-ssa-alias.h: Likewise.
17978 * tree-ssa-operands.h: Likewise.
17979 * tree.c: Likewise.
17980 * tree.h: Likewise.
17981 * varasm.c: Likewise.
17982 * varray.h: Likewise.
17984 * coretypes.h: Do not define GTY macro if it is already defined.
17985 * doc/gty.texi: Update GTY documentation to new syntax.
17986 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17987 annotations on structs.
17988 * gengtype-parse.c: Likewise.
17990 2009-04-22 Mark Heffernan <meheff@google.com>
17992 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17994 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17996 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17999 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18001 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18002 the same as a PLUS without a shift. Increase the cost of a
18005 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18007 * Makefile.in: Update dependencies.
18008 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18009 * errors.h: Remove bogus comment about compatibility.
18010 (warning): Update declaration.
18011 * genautomata.c: Update all calls to warning.
18012 * gimple.c: Do not include errors.h. Include toplev.h.
18013 * tree-ssa-structalias.c: Do not include errors.h.
18014 * omega.c: Likewise.
18015 * tree-ssa-reassoc.c: Likewise.
18016 * config/spu/spu-c.c: Likewise.
18017 * config/spu/t-spu-elf: Update dependencies.
18019 2009-04-22 Richard Guenther <rguenther@suse.de>
18021 PR tree-optimization/39824
18022 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18023 make sure the types are compatible.
18025 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18028 * c-common.c (c_parse_error): Take a token_flags parameter.
18029 Use token_type for the token type instead.
18030 Pass token_flags to cpp_type2name.
18031 * c-common.h (c_parse_error): Update declaration.
18032 * c-parser.c (c_parser_error): Pass 0 as token flags.
18034 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18036 PR rtl-optimization/39580
18037 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18039 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18041 * function.c (expand_function_end): Do not emit a jump to the "naked"
18042 return label for fall-through returns.
18043 * except.c (sjlj_emit_function_exit): Always place the call to the
18044 unregister function at the location installed by expand_function_end.
18046 2009-04-22 Richard Guenther <rguenther@suse.de>
18048 PR tree-optimization/39845
18049 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18050 (gen_inbound_check): Likewise.
18052 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18054 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18056 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18057 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18059 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18061 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18062 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18063 shift counts to avoid out-of-bounds array accesses.
18065 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18067 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18068 (Pmode): Move above.
18070 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18072 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18073 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18074 GET_CODE macro. Use IN_RANGE macro where appropriate.
18075 * config/alpha/alpha.h: Ditto.
18076 * config/alpha/alpha.md: Ditto.
18077 * config/alpha/constraints.md: Ditto.
18078 * config/alpha/predicates.md: Ditto.
18080 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18082 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18083 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18084 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18085 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18086 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18087 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18088 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18089 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18090 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18091 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18092 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18093 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18094 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18095 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18096 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18097 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18098 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18099 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18100 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18101 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18102 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18103 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18104 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18105 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18106 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18107 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18108 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18110 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18112 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18113 references from comments.
18114 * cfgbuild.c: (count_basic_blocks): Delete.
18115 (find_basic_blocks_1): Delete.
18116 (find_basic_blocks): Delete.
18117 * except.c (finish_eh_generation): Make static. Move comment from
18118 except.h here. Remove find_basic_blocks references from comments.
18119 * except.h (finish_eh_generation): Delete.
18120 * basic-block.h (find_basic_blocks): Delete.
18121 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18123 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18125 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18126 (sdbout_parms): Likewise.
18128 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18130 * config/sh/sh.c (prepare_cbranch_operands): Use
18131 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18132 (expand_cbranchdi4): Likewise.
18133 (from_compare): Add cast to enum type.
18134 (expand_cbranchsi4): Use add_reg_note.
18135 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18136 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18137 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18138 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18139 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18140 instead of CODE_FOR_nothing.
18141 (cbranchdi4): Likewise. Fix the order of arguments for
18143 (push_fpscr): Use add_reg_note.
18144 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18145 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18147 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18149 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18150 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18151 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18152 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18153 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18154 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18155 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18156 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18157 config/alpha/x-vms, config/arc/t-arc,
18158 config/arm/README-interworking, config/arm/arm-c.c,
18159 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18160 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18161 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18162 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18163 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18164 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18165 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18166 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18167 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18168 config/cris/t-elfmulti, config/crx/t-crx,
18169 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18170 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18171 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18172 config/h8300/t-h8300, config/i386/athlon.md,
18173 config/i386/darwin-libgcc.10.4.ver,
18174 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18175 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18176 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18177 config/i386/t-linux64, config/i386/t-nwld,
18178 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18179 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18180 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18181 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18182 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18183 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18184 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18185 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18186 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18187 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18188 config/m68k/t-uclinux, config/mcore/t-mcore,
18189 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18190 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18191 config/mips/crtn.asm, config/mips/irix-crti.asm,
18192 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18193 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18194 config/mips/mips-fixed.md, config/mips/sb1.md,
18195 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18196 config/mips/t-iris6, config/mips/t-isa3264,
18197 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18198 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18199 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18200 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18201 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18202 config/mn10300/t-linux, config/mn10300/t-mn10300,
18203 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18204 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18205 config/picochip/libgccExtras/clzsi2.asm,
18206 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18207 config/rs6000/darwin-libgcc.10.4.ver,
18208 config/rs6000/darwin-libgcc.10.5.ver,
18209 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18210 config/rs6000/t-aix43, config/rs6000/t-aix52,
18211 config/rs6000/t-darwin, config/rs6000/t-fprules,
18212 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18213 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18214 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18215 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18216 config/rs6000/t-rtems, config/rs6000/t-spe,
18217 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18218 config/score/t-score-elf, config/sh/divcost-analysis,
18219 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18220 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18221 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18222 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18223 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18224 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18225 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18226 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18227 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18228 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18229 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18230 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18231 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18232 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18233 * config/h8300/genmova.sh: Include copyright and license notices
18234 in generated output.
18235 * config/h8300/mova.md: Regenerate.
18236 * doc/install.texi2html: Include word "Copyright" in copyright
18237 notice and use name "Free Software Foundation, Inc.".
18238 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18239 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18240 ChangeLog-2007, ChangeLog-2008: Correct dates.
18242 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18244 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18245 NE_EXPR operations as well.
18246 * c-parser.c (c_parser_condition): Do not set location information on
18248 (c_parser_conditional_expression): Likewise.
18249 (c_parser_binary_expression): Set location information on operators.
18250 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18251 TRUTH_NOT_EXPR has been folded.
18252 * fold-const.c (fold_truth_not_expr): Copy location information from
18253 the incoming expression to the outgoing one.
18254 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18255 recursive calls on the LHS of the operator but pass that of the
18256 operator to recursive calls on the RHS of the operator. Set it
18258 (shortcut_cond_expr): Set the locus of the operator on the second
18259 COND_EXPR and that of the expression on the first in degenerate cases.
18260 Pass the locus of the expression to calls to shortcut_cond_r.
18261 Set the locus of the 'then' block on the associated jump, if any.
18262 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18263 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18264 expression to call to gimplify_boolean_expr.
18266 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18268 * config.gcc: Add additional configuration for
18269 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18270 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18271 (CPP_SPEC): Redefine for allowing -municode option.
18272 (STARTFILE_SPEC): Likewise.
18273 * config/i386/t-mingw-w64: New.
18274 * config/i386/mingw-w64.opt: New.
18275 (municode): Add new target option.
18276 * doc/invoke.texi (municode): Add documentation for new option.
18278 2009-04-21 Ian Lance Taylor <iant@google.com>
18280 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18281 Correct test for number of arguments.
18282 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18284 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18286 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18287 argument of emit_library_call.
18289 2009-04-21 Richard Guenther <rguenther@suse.de>
18291 PR middle-end/39829
18292 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18293 inside VIEW_CONVERT_EXPRs.
18295 2009-04-21 Martin Jambor <mjambor@suse.cz>
18297 * tree-switch-conversion.c (build_constructors): Split a long line.
18298 (constructor_contains_same_values_p): New function.
18299 (build_one_array): Create assigns of constants if possible, do not
18300 call mark_sym_for_renaming, call update_stmt.
18301 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18302 make_rename_temp. Do not call mark_symbols_for_renaming, call
18304 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18305 find_new_referenced_vars, call update_stmt.
18306 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18307 instead of calling make_rename_temp. Do not call
18308 find_new_referenced_vars or mark_symbols_for_renaming, call
18311 2009-04-21 Richard Guenther <rguenther@suse.de>
18313 PR tree-optimization/39827
18314 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18315 (tree_ssa_phiprop): Pass the correct array size.
18317 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18319 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18321 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18324 * c-typeck.c (lvalue_p): Move declaration ...
18325 * c-common.h (lvalue_p): ... to here.
18326 * c-common.c (candidate_equal_p): New.
18327 (add_tlist): Use it.
18328 (merge_tlist): Use it.
18329 (warn_for_collisions_1): Likewise.
18330 (warning_candidate_p): Accept more candidates.
18331 (verify_tree): A warning candidate can be an expression. Use
18334 2009-04-21 Ben Elliston <bje@au.ibm.com>
18337 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18338 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18339 options. Remove -mcall-solaris documentation.
18341 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18344 * doc/invoke.texi (-Wlong-long): Update description.
18345 * c-lex (interpret_integer): Only warn if there was no previous
18346 overflow and -Wlong-long is enabled.
18347 * c-decl.c (declspecs_add_type): Drop redundant flags.
18348 * c.opt (Wlong-long): Init to -1.
18349 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18350 and front-end warn_long_long. Wlong-long only depends on other
18351 flags if it is uninitialized.
18352 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18353 the same for CPP and FE.
18354 (restore_extension_diagnostics): Likewise.
18356 2009-04-20 Ian Lance Taylor <iant@google.com>
18358 Fix enum conversions which are invalid in C++:
18359 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18360 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18361 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18362 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18363 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18364 (dbxout_parms): Likewise.
18365 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18366 (df_clear_flags): Likewise.
18367 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18368 top_flag parameter to int.
18369 (df_chain_create_bb_process_use): Likewise.
18370 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18372 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18373 (df_ref_create_structure, df_def_record_1): Likewise.
18374 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18375 (df_notes_rescan): Change 0 to VOIDmode in function call.
18376 (df_get_call_refs, df_insn_refs_collect): Likewise.
18377 (df_bb_regs_collect): Likewise.
18378 (df_entry_block_defs_collect): Likewise.
18379 (df_exit_block_uses_collect): Likewise.
18380 * df.h: Update declarations.
18381 * double-int.c (double_int_divmod): Add cast to enum type.
18382 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18383 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18384 (based_loc_descr): Likewise.
18385 (loc_descriptor_from_tree_1): Change first_op and second_op to
18386 enum dwarf_location_atom. Add cast to enum type.
18387 * expmed.c (init_expmed): Change 0 to SET in function call.
18388 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18389 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18390 (do_store_flag): Likewise.
18391 * fixed-value.h (struct fixed_value): Change mode to enum
18393 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18394 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18396 (insert_insn_decl, insert_decl, insert_state): Likewise.
18397 (automata_list_finish): Likewise.
18398 * genrecog.c (process_define_predicate): Add cast to enum type.
18399 * gensupport.c (init_predicate_table): Add cast to enum type.
18400 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18402 (gimple_build_call_1, gimple_build_label): Likewise.
18403 (gimple_build_goto, gimple_build_asm_1): Likewise.
18404 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18405 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18406 (enum fallback): Rename from enum fallback_t.
18407 (fallback_t): Typedef as int.
18408 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18409 GSI_SAME_STMT in function call.
18410 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18412 (setup_reg_class_relations): Likewise.
18413 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18414 (setup_prohibited_class_mode_regs): Add cast to enum type.
18415 (setup_prohibited_mode_move_regs): Likewise.
18416 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18417 (record_address_regs): Change i to enum reg_class.
18418 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18419 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18420 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18421 (GET_MODE_2XWIDER_MODE): Likewise.
18422 (GET_CLASS_NARROWEST_MODE): Likewise.
18423 * omp-low.c (expand_omp_for): Add cast to enum type.
18424 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18425 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18426 * postreload.c (reload_cse_simplify_operands): Change rclass local
18428 * predict.c (combine_predictions_for_insn): Change best_predictor
18429 and predictor to enum br_predictor.
18430 (combine_predictions_for_bb): Likewise.
18431 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18432 use SET_PREDICT_EXPR_OUTCOME.
18433 * real.c (real_arithmetic): Change icode to code in function call.
18434 * reginfo.c (init_move_cost): Add casts to enum type.
18435 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18436 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18438 * reload.c (find_valid_class): Add casts to enum type.
18439 (push_reload): Change 0 to NO_REGS in function call.
18440 (find_reloads): Change this_alternative to array of enum
18441 reg_class. Remove some now-unnecessary casts.
18442 (make_memloc): Change 0 to VOIDmode in function call.
18443 * reload1.c (reload): Change 0 to VOIDmode in function call.
18444 (eliminate_regs_1, elimination_effects): Likewise.
18445 (eliminate_regs_in_insn): Likewise.
18446 (emit_input_reload_insns): Add cast to enum type.
18447 (delete_output_reload): Change 0 to VOIDmode in function call.
18448 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18449 to enum type in function call.
18450 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18451 (SET_PREDICT_EXPR_OUTCOME): Define.
18452 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18453 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18454 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18455 (dump_function): Likewise.
18456 * tree-dump.h: Update declarations.
18457 * tree-pass.h: Update declarations.
18458 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18459 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18461 (arm_rtx_costs_1): Correct parenthesization.
18462 (arm_rtx_costs): Add casts to enum type.
18463 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18464 (vfp_emit_fstmd): Use add_rg_note.
18465 (emit_multi_reg_push, emit_sfm): Likewise.
18466 (thumb_set_frame_pointer): Likewise.
18467 (arm_expand_prologue): Likewise.
18468 (arm_regno_class): Change return type to enum reg_class.
18469 (thumb1_expand_prologue): Use add_reg_note.
18470 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18471 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18473 * config/arm/gentune.sh: Add cast to enum type.
18474 * config/arm/arm-tune.md: Rebuild.
18475 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18476 (ix86_split_fp_branch, predict_jump): Likewise.
18477 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18478 insn_code to enum rtx_code.
18479 (ix86_builtin_vectorized_function): Add cast to enum type.
18480 * config/i386/i386.md (truncdfsf2): Change slot to enum
18482 (truncxf<mode>2, isinf<mode>2): Likewise.
18483 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18485 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18486 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18487 (insert_bundle_state): Change 1 to INSERT in function call.
18488 (ia64_add_bundle_selector_before): Likewise.
18489 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18490 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18491 (restore_stack_nonlocal): Likewise.
18492 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18494 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18496 (mips_rtx_costs): Likewise.
18497 (mips_override_options): Add casts to enum type.
18498 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18500 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18501 (store_reg, set_reg_plus_d): Likewise.
18502 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18503 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18505 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18507 (emit_unlikely_jump): Use add_reg_note.
18508 (rs6000_emit_allocate_stack): Likewise.
18509 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18510 (output_toc): Change 1 to INSERT in function call.
18511 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18512 (rs6000_initialize_trampoline): Likewise.
18513 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18515 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18516 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18517 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18518 (save_gprs): Use add_reg_note.
18519 (s390_emit_prologue): Likewise.
18520 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18521 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18522 (sparc_fold_builtin): Add cast to enum type.
18523 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18525 (spu_expand_prologue): Use add_reg_note.
18526 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18528 2009-04-20 Ian Lance Taylor <iant@google.com>
18530 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18531 (c_parser_postfix_expression_after_primary): Get VEC for list of
18532 arguments. Get original types of arguments. Call
18533 build_function_call_vec.
18534 (cached_expr_list_1, cached_expr_list_2): New static variables.
18535 (c_parser_expr_list): Change return type to VEC *. Add
18536 p_orig_types parameter. Change all callers.
18537 (c_parser_release_expr): New static function.
18538 (c_parser_vec_to_tree_list): New static function.
18539 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18540 call build_function_call_vec.
18541 (build_function_call_vec): New function, based on old
18542 build_function_call.
18543 (convert_arguments): Remove nargs and argarray parameters. Change
18544 values to a VEC. Add origtypes parameter.
18545 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18546 (convert_for_assignment): Add origtype parameter. Change all
18547 callers. If warn_cxx_compat, check for conversion to an enum
18548 type when calling a function.
18549 (store_init_value): Add origtype parameter. Change all callers.
18550 (digest_init): Likewise.
18551 (struct init_node): Add origtype field.
18552 (add_pending_init): Add origtype parameter. Change all callers.
18553 (output_init_element): Likewise.
18554 (output_pending_init_elements): Pass origtype from init_node to
18555 output_init_element.
18556 (process_init_element): Pass origtype from c_expr to
18557 output_init_element.
18558 (c_finish_return): Add origtype parameter. Change all callers.
18559 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18561 (sync_resolve_params): Likewise.
18562 (sync_resolve_return): Change params to first_param. Change caller.
18563 (resolve_overloaded_builtins): Change params to VEC *. Change
18564 callers. Save first parameter around call to build_function_call_vec.
18565 * c-decl.c (finish_decl): Add origtype parameter. Change all
18566 callers. Call build_function_call_vec rather than
18567 build_function_call for cleanup.
18568 * c-tree.h: Update declarations.
18569 * c-common.h: Update declarations.
18570 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18571 params to first_param.
18572 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18573 params parameter from tree to void *.
18574 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18575 Change arglist parameter to have type void *, and to be a pointer
18577 * config/rs6000/rs6000-protos.h
18578 (altivec_resolve_overloaded_builtin): Update declaration.
18579 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18580 fnargs parameter to have type void *, and to be a pointer to a
18581 VEC. Call build_function_call_vec instead of
18582 build_function_call.
18583 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18585 2009-04-20 Joey Ye <joey.ye@intel.com>
18586 Xuepeng Guo <xuepeng.guo@intel.com>
18587 H.J. Lu <hongjiu.lu@intel.com>
18589 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18591 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18592 (IX86_LEA_PRIORITY): Likewise.
18593 (distance_non_agu_define): New function.
18594 (distance_agu_use): Likewise.
18595 (ix86_lea_for_add_ok): Likewise.
18596 (ix86_dep_by_shift_count): Likewise.
18598 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18599 should split for LEA.
18601 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18603 (ix86_dep_by_shift_count): Likewise.
18605 2009-04-20 Richard Guenther <rguenther@suse.de>
18607 * expr.c (handled_component_p): Move ...
18608 * tree.h (handled_component_p): ... here.
18609 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18610 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18611 and REALPART_EXPR to be in one group.
18613 2009-04-20 Richard Guenther <rguenther@suse.de>
18615 * basic-block.h (get_all_dominated_blocks): Declare.
18616 * dominance.c (get_all_dominated_blocks): New function.
18617 * tree-cfg.c (get_all_dominated_blocks): Remove.
18618 (remove_edge_and_dominated_blocks): Adjust.
18619 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18620 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18621 instead of recursing.
18623 2009-04-20 Doug Kwan <dougkwan@google.com>
18625 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18626 (struct cgraph_node_set_def): New type.
18627 (cgraph_node_set) New type. Also declare vector functions.
18628 (struct cgraph_node_set_element_def): New type.
18629 (cgraph_node_set_element): Ditto.
18630 (cgraph_node_set_iterator): New iterator type.
18631 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18632 cgraph_node_set_remove, dump_cgraph_node_set,
18633 debug_cgraph_node_set): New prototypes.
18634 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18635 cgraph_node_set_size): New inlines.
18636 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18637 including cgraph.h.
18638 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18639 argument to function 'write_summary'.
18640 * ipa.c: Include ggc.h.
18641 (hash_cgraph_node_set_element,
18642 eq_cgraph_node_set_element, cgraph_node_set_new,
18643 cgraph_node_set_add, cgraph_node_set_remove,
18644 cgraph_node_set_find, dump_cgraph_node_set,
18645 debug_cgraph_node_set): New functions.
18646 * Makefile.in (ipa.o): Add dependency on GGC_H.
18648 2009-04-20 Ira Rosen <irar@il.ibm.com>
18650 PR tree-optimization/39675
18651 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18652 check of the return code of vect_schedule_slp. Check that
18653 stmt_vec_info still exists for the statement, before checking its
18654 vectorization type.
18656 2009-04-20 Michael Matz <matz@suse.de>
18658 * Makefile.in (generated_files): Take out $(simple_generated_c).
18660 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18662 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18663 (UINTPTR_TYPE): Likewise.
18665 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18668 * c-typeck.c (digest_init): Check for initializing an array with a
18671 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18674 * c-semantics.c (pop_stmt_list): Propagate
18675 STATEMENT_LIST_HAS_LABEL to parent statement list.
18677 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18679 * config/mips/mips.h (mips_tune_attr): New macro.
18680 * config/mips/mips.md (cpu): Use it.
18682 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18685 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18688 2009-04-19 Diego Novillo <dnovillo@google.com>
18690 * toplev.c (compile_file): Move call to coverage_finish ...
18691 * cgraphunit.c (ipa_passes): ... here.
18692 Call cgraph_process_new_functions.
18693 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18694 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18696 2009-04-19 Jan Hubicka <jh@suse.cz>
18698 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18700 (dump_cgraph_node): Dump can throw external flag.
18701 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18703 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18707 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18708 * common.opt (Wlogical-op): Move from here...
18709 * c.opt (Wlogical-op): ... to here.
18710 * c-typeck.c (parser_build_binary_op): Update call to
18711 warn_logical_operator.
18712 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18714 * c-common.c (warn_logical_op): Update.
18715 * c-common.h (warn_logical_op): Update declaration.
18717 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18719 * tree.c (protected_set_expr_location): Fix formatting.
18721 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18724 * c-typeck.c (readonly_warning): new.
18725 (build_unary_op, build_modify_expr): Use readonly_warning for
18726 storing into something readonly but not const-qualified.
18728 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18731 * c-typeck.c (build_unary_op): Check for taking address of
18732 expression of type void.
18734 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18737 * c-typeck.c (build_function_call): Check for calling a function
18738 with qualified void return types. Call require_complete_type when
18741 2009-04-18 Jan Hubicka <jh@suse.cz>
18743 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18745 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18746 can_throw_external flag.
18747 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18748 * ipa-pure-const.c (ignore_edge): New function.
18749 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18750 only over can_throw_external edges.
18751 (local_pure_const): Add nothrow flag.
18752 * ipa-utils.c (searchc): Add ignore_edge callback.
18753 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18754 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18755 (set_nothrow_function_flags): Update cgraph.
18756 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18758 2009-04-18 Richard Guenther <rguenther@suse.de>
18760 PR middle-end/39804
18761 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18762 (fold_stmt): ... this and ...
18763 (fold_stmt_inplace): ... this.
18764 (fold_stmt_1): Fold references in calls and asms.
18765 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18767 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18769 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18770 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18772 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18774 * tree.c (function_args_count): Remove.
18775 * tree.h: Remove the prototype for function_args_count.
18777 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18779 * tree-iterator.c (expr_only): Remove.
18780 * tree.h: Remove the prototype for expr_only.
18782 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18784 * reginfo.c (cannot_change_mode_set_regs): Remove.
18785 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18787 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18789 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18790 whether operands 0 and 1 overlaps.
18792 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18794 PR middle-end/36902
18795 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18796 pointer. Use warning_at instead of warning.
18797 (search_for_addr_array): Likewise.
18798 (check_array_bounds): Likewise.
18799 (check_all_array_refs): Check that the incoming edge is not in the
18800 list of edges to be removed.
18801 (check_all_array_refs): Avoid the temporal pointer.
18802 (vrp_visit_cond_stmt): Fix typo.
18803 (simplify_switch_using_ranges): Handle the case where the switch
18804 index is an integer constant.
18806 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18808 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18810 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18812 * doc/extend.texi, doc/invoke.texi: Fix typos.
18814 2009-04-17 Cary Coutant <ccoutant@google.com>
18816 * tree-flow-inline.h (get_lineno): Fix inverted test.
18818 2009-04-17 Diego Novillo <dnovillo@google.com>
18820 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18821 assertion for AVAIL_OUT.
18823 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18826 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18827 * config/sh/linux-atomic.asm: Likewise.
18829 2009-04-17 Diego Novillo <dnovillo@google.com>
18831 * except.c (debug_eh_tree): New.
18832 (struct eh_region, struct eh_status): Move ...
18833 * except.h: ... here.
18834 (add_type_for_runtime): Declare extern.
18835 (lookup_type_for_runtime): Likewise.
18836 (debug_eh_tree): Declare.
18837 * Makefile.in (GTFILES): List except.h before except.c
18839 2009-04-17 Diego Novillo <dnovillo@google.com>
18841 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18842 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18843 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18844 (find_vars_r): ... here.
18845 * tree-flow.h (find_referenced_vars_in): Declare.
18846 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18847 that AVAIL_OUT exists for BLOCK.
18848 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18849 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18850 (tree-parloops.o): Likewise.
18852 2009-04-17 Simon Baldwin <simonb@google.com>
18854 * toplev.c (default_tree_printer): Add handling for %E format.
18856 2009-04-17 Diego Novillo <dnovillo@google.com>
18858 * tree-pretty-print.c (dump_generic_node): Add break after
18859 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18860 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18861 FUNCTION_TYPE together. Call print_struct_decl when printing
18862 structures and TDF_SLIM is not given.
18863 (print_struct_decl): Fix logic for detecting recursion.
18865 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18868 * gcc.c (create_at_file): New.
18869 (compile_input_file_p): New.
18870 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18871 * main.c (main): Update call to toplev_main.
18872 * toplev.c (toplev_main): Change signature. Call expandargv.
18873 * toplev.h (toplev_main): Change signature.
18875 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18877 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18878 if the latter is not constant.
18880 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18882 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18884 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18886 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18887 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18889 2009-04-17 Richard Guenther <rguenther@suse.de>
18891 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18892 Handle component references view-converting an invariant address.
18894 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18896 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18897 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18898 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18899 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18900 Use @deftypevr rather than @deftypevar.
18902 2009-04-17 Richard Guenther <rguenther@suse.de>
18904 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18905 (get_prop_source_stmt): Likewise.
18906 (can_propagate_from): Likewise.
18908 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18910 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18911 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18912 (--with-multilib-list): Add default value.
18913 * configure: Regenerate.
18914 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18915 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18916 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18917 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18918 Don't add default cpu to multilib list unnecessarily, but do enable
18919 the relevant compiler option..
18920 Add support for --with-multilib-list=<blank> and
18921 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18922 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18923 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18924 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18925 TM_MULTILIB_CONFIG.
18926 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18927 (MULTILIB_OSDIRNAMES): New variable.
18928 * config/sh/t-1e: Delete file.
18929 * config/sh/t-mlib-sh1: Delete file.
18930 * config/sh/t-mlib-sh2: Delete file.
18931 * config/sh/t-mlib-sh2a: Delete file.
18932 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18933 * config/sh/t-mlib-sh2a-single: Delete file.
18934 * config/sh/t-mlib-sh2a-single-only: Delete file.
18935 * config/sh/t-mlib-sh2e: Delete file.
18936 * config/sh/t-mlib-sh3e: Delete file.
18937 * config/sh/t-mlib-sh4: Delete file.
18938 * config/sh/t-mlib-sh4-nofpu: Delete file.
18939 * config/sh/t-mlib-sh4-single: Delete file.
18940 * config/sh/t-mlib-sh4-single-only: Delete file.
18941 * config/sh/t-mlib-sh4a: Delete file.
18942 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18943 * config/sh/t-mlib-sh4a-single: Delete file.
18944 * config/sh/t-mlib-sh4a-single-only: Delete file.
18945 * config/sh/t-mlib-sh4al: Delete file.
18946 * config/sh/t-mlib-sh5-32media: Delete file.
18947 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18948 * config/sh/t-mlib-sh5-64media: Delete file.
18949 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18950 * config/sh/t-mlib-sh5-compact: Delete file.
18951 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18952 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18953 * doc/install.texi (Options specification): Add
18954 --with-multilib-list and --with-endian.
18956 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18958 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18960 (OBJS-common): Add plugin-version.o.
18961 (plugin-version.o): New.
18962 * gcc-plugin.h (plugin_gcc_version): New.
18963 (plugin_default_version_check): New.
18964 (plugin_init_func, plugin_init): Add version argument.
18965 * plugin-version.c: New.
18966 * plugin.c (str_plugin_gcc_version_name): New.
18967 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18968 pass it to the init function.
18969 (plugin_default_version_check): New.
18971 2009-04-17 Richard Guenther <rguenther@suse.de>
18973 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18974 for decl-vs-decl disambiguation.
18976 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18978 * config/s390/s390.h (s390_tune_attr): New macro definition.
18979 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18981 2009-04-17 Richard Guenther <rguenther@suse.de>
18983 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18984 (fold_stmt_r): Likewise.
18985 (maybe_fold_reference): New function.
18986 (fold_gimple_assign): Handle cases fold_stmt_r did.
18987 (fold_stmt): Do not use fold_stmt_r.
18988 (fold_stmt_inplace): Likewise.
18990 2009-04-17 Richard Guenther <rguenther@suse.de>
18992 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18993 (record_equivalences_from_stmt): Remove useless checks and
18995 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18996 the type is already suitable.
18998 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19000 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19002 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19004 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19005 (CMPtype): Define as __gcc_CMPtype.
19007 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19009 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19010 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19012 2009-04-17 Richard Guenther <rguenther@suse.de>
19014 PR tree-optimization/39746
19015 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19016 special-casing for builtins and static variable use/def.
19017 (call_may_clobber_ref_p_1): Likewise.
19019 2009-04-16 Ian Lance Taylor <iant@google.com>
19021 * df.h: Include "timevar.h".
19022 (struct df_problem): Change tv_id field to timevar_id_t.
19023 * tree-pass.h: Include "timevar.h".
19024 (struct opt_pass): Change tv_id field to timevar_id_t.
19025 * timevar.h (timevar_id_t): Define TV_NONE.
19026 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19027 TV_NONE rather than tv_id != 0.
19028 (execute_one_pass): Likewise.
19029 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19030 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19031 dependencies to $(TREE_PASS_H).
19032 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19034 (pass_branch_target_load_optimize2): Likewise.
19035 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19036 (pass_outof_cfg_layout_mode): Likewise.
19037 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19038 (pass_rebuild_cgraph_edges): Likewise.
19039 (pass_remove_cgraph_callee_edges): Likewise.
19040 * df-core.c (pass_df_initialize_opt): Likewise.
19041 (pass_df_initialize_no_opt): Likewise.
19042 (pass_df_finish): Likewise.
19043 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19044 * except.c (pass_set_nothrow_function_flags): Likewise.
19045 (pass_convert_to_eh_region_ranges): Likewise.
19046 * final.c (pass_compute_alignments): Likewise.
19047 * function.c (pass_instantiate_virtual_regs): Likewise.
19048 (pass_init_function): Likewise.
19049 (pass_leaf_regs): Likewise.
19050 (pass_match_asm_constraints): Likewise.
19051 * gimple-low.c (pass_lower_cf): Likewise.
19052 (pass_mark_used_blocks): Likewise.
19053 * init-regs.c (pass_initialize_regs): Likewise.
19054 * integrate.c (pass_initial_value_sets): Likewise.
19055 * ira.c (pass_ira): Likewise.
19056 * jump.c (pass_cleanup_barriers): Likewise.
19057 * omp-low.c (pass_expand_omp): Likewise.
19058 (pass_lower_omp): Likewise.
19059 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19060 * recog.c (pass_split_all_insns): Likewise.
19061 (pass_split_after_reload): Likewise.
19062 (pass_split_before_regstack): Likewise.
19063 (pass_split_before_sched2): Likewise.
19064 (pass_split_for_shorten_branches): Likewise.
19065 * reginfo.c (pass_reginfo_init): Likewise.
19066 (pass_subregs_of_mode_init): Likewise.
19067 (pass_subregs_of_mode_finish): Likewise.
19068 * passes.c (pass_postreload): Likewise.
19069 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19070 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19071 (pass_warn_function_return): Likewise.
19072 (pass_warn_function_noreturn): Likewise.
19073 * tree-complex.c (pass_lower_complex): Likewise.
19074 (pass_lower_complex_O0): Likewise.
19075 * tree-if-conv.c (pass_if_conversion): Likewise.
19076 * tree-into-ssa.c (pass_build_ssa): Likewise.
19077 * tree-mudflap.c (pass_mudflap_1): Likewise.
19078 (pass_mudflap_2): Likewise.
19079 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19080 (pass_mudflap_2): Likewise.
19081 * tree-nrv.c (pass_return_slot): Likewise.
19082 * tree-object-size.c (pass_object_sizes): Likewise.
19083 * tree-optimize.c (pass_all_optimizations): Likewise.
19084 (pass_early_local_passes): Likewise.
19085 (pass_all_early_optimizations): Likewise.
19086 (pass_cleanup_cfg): Likewise.
19087 (pass_cleanup_cfg_post_optimizing): Likewise.
19088 (pass_free_datastructures): Likewise.
19089 (pass_free_cfg_annotations): Likewise.
19090 (pass_fixup_cfg): Likewise.
19091 (pass_init_datastructures): Likewise.
19092 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19093 (pass_late_warn_uninitialized): Likewise.
19094 (pass_update_address_taken): Likewise.
19095 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19096 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19097 (pass_cse_sincos): Likewise.
19098 (pass_convert_to_rsqrt): Likewise.
19099 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19100 * tree-stdarg.c (pass_stdarg): Likewise.
19101 * tree-tailcall.c (pass_tail_recursion): Likewise.
19102 (pass_tail_calls): Likewise.
19103 * tree-vect-generic.c (pass_lower_vector): Likewise.
19104 (pass_lower_vector_ssa): Likewise.
19105 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19107 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19109 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19111 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19113 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19114 logical and signext.
19116 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19119 * config/sh/predicates.md (arith_operand): Check if the operand
19120 of TRUNCATE is a REG.
19122 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19124 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19125 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19127 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19129 * tree-iterator.c (tsi_split_statement_list_after,
19130 tsi_split_statement_list_before): Remove.
19131 * tree-iterator.h: Remove the prototypes for
19132 tsi_split_statement_list_after and tsi_split_statement_list_before.
19134 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19136 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19137 * tree-ssa-propagate.h: Remove the prototype for
19138 stmt_makes_single_load.
19140 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19142 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19143 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19145 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19147 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19149 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19151 * except.c (eh_region_outer_p): Remove.
19152 * except.h: Remove the prototype for eh_region_outer_p.
19154 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19156 * function.c (current_function_assembler_name): Remove.
19157 * function.h: Remove the prototype for
19158 current_function_assembler_name.
19160 2009-04-16 Ian Lance Taylor <iant@google.com>
19162 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19163 (add_reg_note): Call alloc_reg_note.
19164 * rtl.h (alloc_reg_note): Declare.
19165 * combine.c (try_combine): Use alloc_reg_note.
19166 (recog_for_combine, move_deaths): Likewise.
19167 (distribute_notes): Use alloc_reg_note and add_reg_note.
19168 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19169 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19170 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19172 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19174 PR rtl-optimization/39762
19175 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19176 ira_may_move_out_cost): Add comments about way of their usage.
19177 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19179 * ira-conflicts.c (process_regs_for_copy): Use function
19180 ira_get_register_move_cost instead of global
19181 ira_register_move_cost.
19183 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19184 color_pass, move_spill_restore, update_curr_costs): Ditto.
19186 * ira-lives.c (process_single_reg_class_operands): Ditto.
19188 * ira-emit.c (emit_move_list): Ditto.
19190 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19191 (record_reg_classes): Ditto. Use functions
19192 ira_get_register_move_cost and ira_get_may_move_cost instead of
19193 global vars ira_register_move_cost, ira_may_move_out_cost and
19194 ira_may_move_in_cost.
19195 (record_address_regs): Don't call ira_init_register_move_cost.
19196 Use function ira_get_may_move_cost instead of global
19197 ira_may_move_in_cost.
19198 (process_bb_node_for_hard_reg_moves): Use function
19199 ira_get_register_move_cost instead of global ira_register_move_cost.
19200 (ira_costs): Don't call ira_init_register_move_cost.
19202 2009-04-16 Richard Guenther <rguenther@suse.de>
19204 * tree-cfg.c (verify_gimple_assign_binary):
19205 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19206 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19207 (create_general_new_stmt): Note that this function is broken.
19209 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19211 * common.opt (fhelp): Add Var(help_flag).
19212 * gcc-plugin.h (plugin_info): Add help.
19213 * plugin.c (plugin_name_args): Add help.
19214 (register_plugin_info): Set plugin->help.
19215 (print_help_one_plugin): New.
19216 (print_plugins_help): New.
19217 * plugin.h (print_plugins_help): New.
19218 * toplev.c (toplev_main): Call print_plugins_help if needed.
19220 2009-04-16 Richard Guenther <rguenther@suse.de>
19222 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19223 (gimple_ior_addresses_taken_1): New function.
19224 (gimple_ior_addresses_taken): Likewise.
19225 * gimple.h (struct gimple_statement_with_ops_base): Remove
19226 addresses_taken member.
19227 (gimple_ior_addresses_taken): Declare.
19228 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19229 gimple_set_addresses_taken): Remove.
19230 * ipa-reference.c (mark_address): New function.
19231 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19232 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19233 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19234 (gimple_add_to_addresses_taken): Remove.
19235 (get_tmr_operands): Call mark_address_taken.
19236 (get_asm_expr_operands): Likewise.
19237 (get_expr_operands): Likewise.
19238 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19239 (free_stmt_operands): Do not free it.
19240 * tree-ssa.c (delete_tree_ssa): Likewise.
19241 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19243 2009-04-16 Richard Guenther <rguenther@suse.de>
19245 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19246 (walk_stmt_load_store_ops): Likewise.
19247 * gimple.c (get_base_loadstore): New function.
19248 (walk_stmt_load_store_addr_ops): Likewise.
19249 (walk_stmt_load_store_ops): Likewise.
19250 * ipa-pure-const.c (check_op): Simplify.
19251 (check_load, check_store): New functions.
19252 (check_stmt): Use walk_stmt_load_store_ops.
19253 * ipa-reference.c (mark_load): Adjust signature.
19254 (mark_store): Likewise.
19255 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19257 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19259 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19260 (plugin_info): New.
19261 * opts.c (common_handle_option): Don't call print_version.
19262 * plugin.c (plugin_name_args): Add version.
19263 (register_plugin_info): New.
19264 (register_callback): Handle PLUGIN_INFO.
19265 (try_init_one_plugin): New.
19266 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19268 (finalize_one_plugin): New.
19269 (finalize_plugins): New.
19270 (print_one_plugin): New.
19271 (print_plugins_versions): New.
19272 * plugin.h (print_plugins_versions): New.
19273 (finalize_plugins): New.
19274 * toplev.c (compile_file): Don't call initialize_plugins.
19275 (print_version): Call print_plugins_versions.
19276 (toplev_main): Call initialize_plugins. Print version if needed.
19277 Call finalize_plugins.
19279 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19281 * common.opt (fversion): New.
19282 * gcc.c (print_version): New.
19283 (process_command): Don't print the version. Just set print_version.
19284 (main): Print version. Call subprocesses if print_version and
19285 verbose_flag are set.
19286 * opts.c (common_handle_option): Handle OPT_fversion.
19288 2009-04-16 Richard Guenther <rguenther@suse.de>
19289 Ira Rosen <irar@il.ibm.com>
19291 PR tree-optimization/39698
19292 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19293 type of the reduction variable. Only generate the def if
19296 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19297 make sure to first convert to an integer of the same precision.
19298 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19299 the type of the evolution correctly in computing the new
19300 induction variable base.
19302 2009-04-16 Richard Guenther <rguenther@suse.de>
19304 PR middle-end/39625
19305 * tree-cfg.c (make_blocks): Split statements with to-be
19306 abnormal SSA names on the lhs.
19308 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19310 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19311 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19312 * c-typeck.c (really_start_incremental_init): Likewise.
19313 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19314 (TARGET_INITIALIZER): Remove it.
19315 * target.h (struct target): Remove vector_opaque_p.
19316 * tree.c (build_opaque_vector_type): New.
19317 * tree.h (TYPE_VECTOR_OPAQUE): New.
19318 (build_opaque_vector_type): Declare.
19319 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19320 * config/rs6000/rs6000.c (build_opaque_vector_type,
19321 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19322 (rs6000_init_builtins): Use build_opaque_vector_type for
19323 opaque_V4SI_type_node.
19325 2009-04-15 Catherine Moore <clm@codesourcery.com>
19327 * debug.h (set_name): Declare.
19328 * dwarf2out.c (dwarf2out_set_name): Declare.
19329 (dwarf2_debug_hooks): Add set_name.
19330 (find_AT_string): New.
19331 (add_AT_string): Call find_AT_string.
19332 (dwarf2out_set_name): New.
19333 * cp/decl.c (grokdeclarator): Call set_name.
19334 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19335 * debug.c (do_nothing_debug_hooks): Likewise.
19336 * dbxout.c (dbx_debug_hooks): Likewise.
19337 * sdbout.c (sdb_debug_hooks): Likewise.
19339 2009-04-15 Michael Eager <eager@eagercon.com>
19341 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19342 reg for single-precision FPU.
19343 * config/rs6000/rs6000.md (movsi_internal1): Only for
19344 !TARGET_SINGLE_FPU.
19345 (movsi_internal1_single): New. Add pattern to move SI values to/from
19346 single-precision FP regs.
19348 2009-04-15 Richard Guenther <rguenther@suse.de>
19350 * omp-low.c (lower_rec_input_clauses): Build correct address
19352 (expand_omp_for_generic): Fix multiplication type.
19353 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19354 (generate_memset_zero): Fix types.
19355 * tree-profile.c (prepare_instrumented_value): Correctly
19358 2009-04-15 Ian Lance Taylor <iant@google.com>
19360 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19361 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19362 for -Wall and for -Wc++-compat.
19363 (c_common_post_options): For C++, set warn_enum_compare if not
19365 * c-tree.h (struct c_expr): Add field original_type.
19366 (build_external_ref): Update declaration.
19367 * c-parser.c (c_parser_braced_init): Set original_type.
19368 (c_parser_initelt): Likewise.
19369 (c_parser_expr_no_commas): Likewise.
19370 (c_parser_conditional_expression): Likewise.
19371 (c_parser_cast_expression): Likewise.
19372 (c_parser_unary_expression): Likewise. Pull setting of
19373 original_code to top of function.
19374 (c_parser_sizeof_expression): Set original_type.
19375 (c_parser_alignof_expression): Likewise.
19376 (c_parser_postfix_expression): Likewise. Pull setting of
19377 original_code to top of function.
19378 (c_parser_postfix_expression_after_paren_type): Set original_type.
19379 (c_parser_postfix_expression_after_primary): Likewise.
19380 (c_parser_expression): Likewise.
19381 * c-typeck.c (build_external_ref): Add type parameter. Change all
19383 (c_expr_sizeof_expr): Set original_type field.
19384 (parser_build_unary_op): Likewise.
19385 (parser_build_binary_op): Likewise. Optionally warn about
19386 comparisons of enums of different types.
19387 (digest_init): Set original_type field.
19388 (really_start_incremental_init): Likewise.
19389 (push_init_level, pop_init_level): Likewise.
19390 * doc/invoke.texi (Warning Options): -Wenum-compare now
19393 2009-04-15 Richard Guenther <rguenther@suse.de>
19395 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19396 out a necessary conversion.
19397 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19398 names we didn't value number.
19399 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19401 2009-04-15 Richard Guenther <rguenther@suse.de>
19403 PR tree-optimization/39764
19404 * tree-ssa-ccp.c (get_value): Canonicalize value with
19405 canonicalize_float_value.
19407 2009-04-15 Jan Hubicka <jh@suse.cz>
19409 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19410 Wrong version of patch.
19412 2009-04-15 Jan Hubicka <jh@suse.cz>
19414 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19416 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19418 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19419 our distinct integral and vector types.
19421 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19423 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19424 * init.c (build_vtbl_address): Remove call to assemble_external.
19426 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19428 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19429 output for other floating point modes.
19431 2009-04-14 Diego Novillo <dnovillo@google.com>
19433 * diagnostic.c (diagnostic_report_diagnostic): Do not
19434 warn about loaded plugins for DK_ERROR and DK_WARNING.
19435 * c-decl.c (declspecs_add_type): Move call to
19436 invoke_plugin_callbacks ...
19437 * c-parser.c (c_parser_declspecs): ... here.
19438 * plugin.c (dump_active_plugins): Tidy output.
19440 2009-04-14 Diego Novillo <dnovillo@google.com>
19441 Le-Chun Wu <lcwu@google.com>
19443 * configure.ac: Add --enable-plugin support.
19444 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19445 * Makefile.in (PLUGIN_H): Define.
19446 Export ENABLE_PLUGIN and GMPINC to site.exp.
19447 Add PLUGINLIBS to link command.
19448 Add/modify dependencies for plugin.o and files including plugin.h.
19450 * config.in: Regenerate.
19452 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19455 2009-04-14 Le-Chun Wu <lcwu@google.com>
19457 * tree-pass.h (register_one_dump_file): Add a prototype for
19458 register_one_dump_file.
19459 * toplev.c (compile_file): Call initialize_plugins.
19460 (do_compile): Call invoke_plugin_callbacks.
19461 (toplev_main): Call invoke_plugin_callbacks.
19462 * common.opt: Add -fplugin= and -fplugin-arg-.
19463 * gcc-plugin.h: New public header file for plugins to include.
19464 * plugin.c: New source file.
19465 * plugin.h: New internal header file.
19466 * passes.c (register_one_dump_file): Make it external.
19468 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19470 2009-04-14 Diego Novillo <dnovillo@google.com>
19472 * doc/plugins.texi: New.
19473 * doc/gccint.texi: Add reference to Plugins chapter.
19474 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19475 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19476 loaded plugins, if any.
19477 * timevar.def (TV_PLUGIN_INIT): Define.
19478 (TV_PLUGIN_RUN): Define.
19479 * plugin.c: Include timevar.h
19480 (plugins_active_p): New.
19481 (dump_active_plugins): New.
19482 (debug_active_plugins): New.
19484 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19486 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19488 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19490 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19492 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19493 the same as a minus without a shift.
19495 2009-04-14 Nick Clifton <nickc@redhat.com>
19497 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19498 comparisons with small integers will always produce a short
19501 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19504 2008-12-19 Diego Novillo <dnovillo@google.com>
19506 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19508 2009-04-14 Richard Guenther <rguenther@suse.de>
19510 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19512 (verify_gimple_assign_binary): Likewise. Handle shifts and
19514 (verify_gimple_phi): Print the mismatched argument position.
19515 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19517 (vect_update_init_of_dr): Likewise.
19518 * matrix-reorg.c (transform_access_sites): Do what the
19520 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19522 2009-04-13 Michael Eager <eager@eagercon.com>
19524 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19525 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19526 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19527 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19528 remove duplicate config
19530 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19532 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19533 file_name:line_number type locator of the call site.
19535 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19537 * genautomata.c: Put blank after comma.
19538 (automaton_decls): New.
19539 (struct unit_usage): Add comments to member next.
19540 (store_alt_unit_usage): Keep the list ordered.
19541 (unit_present_on_list_p, equal_alternatives_p): New.
19542 (check_regexp_units_distribution): Check units distribution
19543 correctness correctly.
19544 (main): Don't write automata if error is found. Return correct
19547 * config/m68k/cf.md (cfv4_ds): Remove.
19548 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19549 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19551 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19552 power4-load-ext, power4-store, power4-store-update,
19553 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19554 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19555 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19556 power4-sqrt, power4-isync): Modify reservation to make correct
19557 unit distribution to automata.
19559 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19560 power5-store-update, power5-two, power5-three, power5-lmul,
19561 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19563 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19565 * except.c (pass_set_nothrow_function_flags): Set name and add
19567 (set_nothrow_function_flags): Mention in the dump file when
19568 changing a function to nothrow.
19570 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19573 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19574 instead of unsigned long.
19576 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19578 * config/arm/arm.c (return_used_this_function): Remove.
19579 (arm_output_function_prologue): Remove use of
19580 return_used_this_function.
19581 (output_return_instruction): Replace use of
19582 return_used_this_function
19583 by cfun->machine->return_used_this_function.
19584 (arm_output_epilogue): Likewise.
19585 (arm_output_function_epilogue): Likewise.
19586 (thumb_unexpanded_epilogue): Likewise.
19587 * config/arm/arm.h (struct machine_function):
19588 New member return_used_this_function.
19590 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19592 * doc/install.texi: Correct description of default directory for
19593 --with-gxx-include-dir.
19595 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19597 * fold-const.c (build_range_check): Properly deal with enumeral and
19598 boolean base types.
19600 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19602 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19603 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19604 * params.h (MAX_GCSE_PASSES): Remove.
19605 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19606 in sequence. Remove ability to run multiple passes.
19607 (bypass_jumps): Report run as third CPROP pass.
19609 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19611 PR middle-end/39651
19612 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19613 when deciding whether the whole SEQUENCE can throw.
19615 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19618 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19619 offseted label references.
19621 2009-04-11 Jan Hubicka <jh@suse.cz>
19623 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19625 2009-04-11 Richard Guenther <rguenther@suse.de>
19627 PR middle-end/39732
19628 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19629 return variables as TREE_ADDRESSABLE.
19631 2009-04-11 Richard Guenther <rguenther@suse.de>
19633 PR tree-optimization/39713
19634 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19635 reference trees have SSA_NAME operands.
19637 2009-04-11 Richard Guenther <rguenther@suse.de>
19640 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19641 address expressions.
19643 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19645 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19646 match changes in Cygwin 1.7
19647 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19648 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19650 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19652 PR tree-optimization/39701
19653 * doc/invoke.texi (Optimization Options): Document change in
19654 meaning and initialization of -fdelete-null-pointer-checks.
19656 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19658 PR middle-end/39701
19659 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19661 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19664 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19666 2009-04-10 Chao-ying Fu <fu@mips.com>
19668 * doc/tm.texi (Instruction Output): Document
19669 TARGET_ASM_FINAL_POSTSCAN_INSN.
19670 * target.h (final_postscan_insn): New field in asm_out.
19671 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19672 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19673 * final.c (final_scan_insn): Call
19674 targetm.asm_out.final_postscan_insn after outputting
19675 an asm macro and a normal instruction.
19677 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19678 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19679 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19680 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19681 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19683 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19685 PR middle-end/39701
19686 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19687 variables as non-NULL even with -fdelete-null-pointer-checks.
19689 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19691 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19693 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19696 * config/i386/i386.c (classify_argument): Handle SCmode with
19697 (bit_offset % 64) != 0.
19699 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19701 * doc/invoke.texi (Optimize Options): Add cross-reference to
19702 -Q --help=optimizers examples.
19704 2009-04-10 Ben Elliston <bje@au.ibm.com>
19707 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19708 regalign for the reg == fpr and TDmode case.
19710 2009-04-09 David Ayers <ayers@fsfe.org>
19713 * objc/objc-act.c (warn_with_method): Remove helper function.
19714 (check_duplicates): Call warning and inform directly.
19715 (really_start_method): Likewise.
19717 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19719 * expmed.c (expand_divmod): Always use a comparison for a division
19720 by a large unsigned integer.
19722 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19723 for things others than variables or functions as nonzero.
19725 2009-04-09 Nick Clifton <nickc@redhat.com>
19727 * unwind-compat.c: Change copyright header to refer to version
19728 3 of the GNU General Public License with version 3.1 of the
19729 GCC Runtime Library Exception and to point readers at the
19730 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19731 * config/alpha/crtfastmath.c: Likewise.
19732 * config/alpha/linux-unwind.h: Likewise.
19733 * config/alpha/qrnnd.asm: Likewise.
19734 * config/alpha/vms-crt0-64.c: Likewise.
19735 * config/alpha/vms-crt0.c: Likewise.
19736 * config/alpha/vms-dwarf2.asm: Likewise.
19737 * config/alpha/vms-dwarf2eh.asm: Likewise.
19738 * config/alpha/vms-psxcrt0-64.c: Likewise.
19739 * config/alpha/vms-psxcrt0.c: Likewise.
19740 * config/alpha/vms_tramp.asm: Likewise.
19741 * config/arc/initfini.c: Likewise.
19742 * config/arc/lib1funcs.asm: Likewise.
19743 * config/arm/bpabi-v6m.S: Likewise.
19744 * config/arm/bpabi.S: Likewise.
19745 * config/arm/bpabi.c: Likewise.
19746 * config/arm/crti.asm: Likewise.
19747 * config/arm/crtn.asm: Likewise.
19748 * config/arm/ieee754-df.S: Likewise.
19749 * config/arm/ieee754-sf.S: Likewise.
19750 * config/arm/lib1funcs.asm: Likewise.
19751 * config/arm/libunwind.S: Likewise.
19752 * config/arm/linux-atomic.c: Likewise.
19753 * config/arm/mmintrin.h: Likewise.
19754 * config/arm/pr-support.c: Likewise.
19755 * config/arm/unaligned-funcs.c: Likewise.
19756 * config/arm/unwind-arm.c: Likewise.
19757 * config/arm/unwind-arm.h: Likewise.
19758 * config/avr/libgcc.S: Likewise.
19759 * config/bfin/crti.s: Likewise.
19760 * config/bfin/crtlibid.s: Likewise.
19761 * config/bfin/crtn.s: Likewise.
19762 * config/bfin/lib1funcs.asm: Likewise.
19763 * config/bfin/linux-unwind.h: Likewise.
19764 * config/cris/arit.c: Likewise.
19765 * config/cris/cris_abi_symbol.c: Likewise.
19766 * config/darwin-64.c: Likewise.
19767 * config/darwin-crt2.c: Likewise.
19768 * config/darwin-crt3.c: Likewise.
19769 * config/darwin.h: Likewise.
19770 * config/dbxelf.h: Likewise.
19771 * config/dfp-bit.c: Likewise.
19772 * config/dfp-bit.h: Likewise.
19773 * config/elfos.h: Likewise.
19774 * config/fixed-bit.c: Likewise.
19775 * config/fixed-bit.h: Likewise.
19776 * config/fp-bit.c: Likewise.
19777 * config/fp-bit.h: Likewise.
19778 * config/fr30/crti.asm: Likewise.
19779 * config/fr30/crtn.asm: Likewise.
19780 * config/fr30/lib1funcs.asm: Likewise.
19781 * config/freebsd-spec.h: Likewise.
19782 * config/frv/cmovd.c: Likewise.
19783 * config/frv/cmovh.c: Likewise.
19784 * config/frv/cmovw.c: Likewise.
19785 * config/frv/frvbegin.c: Likewise.
19786 * config/frv/frvend.c: Likewise.
19787 * config/frv/lib1funcs.asm: Likewise.
19788 * config/glibc-stdint.h: Likewise.
19789 * config/h8300/clzhi2.c: Likewise.
19790 * config/h8300/crti.asm: Likewise.
19791 * config/h8300/crtn.asm: Likewise.
19792 * config/h8300/ctzhi2.c: Likewise.
19793 * config/h8300/fixunssfsi.c: Likewise.
19794 * config/h8300/lib1funcs.asm: Likewise.
19795 * config/h8300/parityhi2.c: Likewise.
19796 * config/h8300/popcounthi2.c: Likewise.
19797 * config/i386/ammintrin.h: Likewise.
19798 * config/i386/att.h: Likewise.
19799 * config/i386/avxintrin.h: Likewise.
19800 * config/i386/biarch64.h: Likewise.
19801 * config/i386/bmmintrin.h: Likewise.
19802 * config/i386/cpuid.h: Likewise.
19803 * config/i386/cross-stdarg.h: Likewise.
19804 * config/i386/crtfastmath.c: Likewise.
19805 * config/i386/crtprec.c: Likewise.
19806 * config/i386/cygming-crtbegin.c: Likewise.
19807 * config/i386/cygming-crtend.c: Likewise.
19808 * config/i386/cygwin.asm: Likewise.
19809 * config/i386/emmintrin.h: Likewise.
19810 * config/i386/gmm_malloc.h: Likewise.
19811 * config/i386/gthr-win32.c: Likewise.
19812 * config/i386/i386.h: Likewise.
19813 * config/i386/immintrin.h: Likewise.
19814 * config/i386/linux-unwind.h: Likewise.
19815 * config/i386/linux64.h: Likewise.
19816 * config/i386/mm3dnow.h: Likewise.
19817 * config/i386/mmintrin-common.h: Likewise.
19818 * config/i386/mmintrin.h: Likewise.
19819 * config/i386/nmmintrin.h: Likewise.
19820 * config/i386/pmm_malloc.h: Likewise.
19821 * config/i386/pmmintrin.h: Likewise.
19822 * config/i386/smmintrin.h: Likewise.
19823 * config/i386/sol2-c1.asm: Likewise.
19824 * config/i386/sol2-ci.asm: Likewise.
19825 * config/i386/sol2-cn.asm: Likewise.
19826 * config/i386/sol2-gc1.asm: Likewise.
19827 * config/i386/tmmintrin.h: Likewise.
19828 * config/i386/unix.h: Likewise.
19829 * config/i386/w32-unwind.h: Likewise.
19830 * config/i386/wmmintrin.h: Likewise.
19831 * config/i386/x86-64.h: Likewise.
19832 * config/i386/x86intrin.h: Likewise.
19833 * config/i386/xmmintrin.h: Likewise.
19834 * config/ia64/crtbegin.asm: Likewise.
19835 * config/ia64/crtend.asm: Likewise.
19836 * config/ia64/crtfastmath.c: Likewise.
19837 * config/ia64/crti.asm: Likewise.
19838 * config/ia64/crtn.asm: Likewise.
19839 * config/ia64/fde-glibc.c: Likewise.
19840 * config/ia64/lib1funcs.asm: Likewise.
19841 * config/ia64/linux-unwind.h: Likewise.
19842 * config/ia64/quadlib.c: Likewise.
19843 * config/ia64/unwind-ia64.c: Likewise.
19844 * config/linux.h: Likewise.
19845 * config/m32c/m32c-lib1.S: Likewise.
19846 * config/m32c/m32c-lib2-trapv.c: Likewise.
19847 * config/m32c/m32c-lib2.c: Likewise.
19848 * config/m32r/initfini.c: Likewise.
19849 * config/m68hc11/larith.asm: Likewise.
19850 * config/m68hc11/m68hc11-crt0.S: Likewise.
19851 * config/m68k/cf.md: Likewise.
19852 * config/m68k/crti.s: Likewise.
19853 * config/m68k/crtn.s: Likewise.
19854 * config/m68k/lb1sf68.asm: Likewise.
19855 * config/m68k/linux-unwind.h: Likewise.
19856 * config/mcore/crti.asm: Likewise.
19857 * config/mcore/crtn.asm: Likewise.
19858 * config/mcore/lib1.asm: Likewise.
19859 * config/mips/linux-unwind.h: Likewise.
19860 * config/mips/loongson.h: Likewise.
19861 * config/mips/mips16.S: Likewise.
19862 * config/mmix/crti.asm: Likewise.
19863 * config/mmix/crtn.asm: Likewise.
19864 * config/pa/fptr.c: Likewise.
19865 * config/pa/hpux-unwind.h: Likewise.
19866 * config/pa/lib2funcs.asm: Likewise.
19867 * config/pa/linux-atomic.c: Likewise.
19868 * config/pa/linux-unwind.h: Likewise.
19869 * config/pa/milli64.S: Likewise.
19870 * config/pa/quadlib.c: Likewise.
19871 * config/pa/stublib.c: Likewise.
19872 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19873 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19874 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19875 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19876 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19877 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19878 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19879 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19880 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19881 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19882 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19883 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19884 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19885 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19886 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19887 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19888 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19889 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19890 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19891 * config/rs6000/750cl.h: Likewise.
19892 * config/rs6000/altivec.h: Likewise.
19893 * config/rs6000/biarch64.h: Likewise.
19894 * config/rs6000/crtresfpr.asm: Likewise.
19895 * config/rs6000/crtresgpr.asm: Likewise.
19896 * config/rs6000/crtresxfpr.asm: Likewise.
19897 * config/rs6000/crtresxgpr.asm: Likewise.
19898 * config/rs6000/crtsavfpr.asm: Likewise.
19899 * config/rs6000/crtsavgpr.asm: Likewise.
19900 * config/rs6000/darwin-asm.h: Likewise.
19901 * config/rs6000/darwin-fallback.c: Likewise.
19902 * config/rs6000/darwin-fpsave.asm: Likewise.
19903 * config/rs6000/darwin-ldouble.c: Likewise.
19904 * config/rs6000/darwin-tramp.asm: Likewise.
19905 * config/rs6000/darwin-unwind.h: Likewise.
19906 * config/rs6000/darwin-vecsave.asm: Likewise.
19907 * config/rs6000/darwin-world.asm: Likewise.
19908 * config/rs6000/e500crtres32gpr.asm: Likewise.
19909 * config/rs6000/e500crtres64gpr.asm: Likewise.
19910 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19911 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19912 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19913 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19914 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19915 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19916 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19917 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19918 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19919 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19920 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19921 * config/rs6000/eabi-ci.asm: Likewise.
19922 * config/rs6000/eabi-cn.asm: Likewise.
19923 * config/rs6000/eabi.asm: Likewise.
19924 * config/rs6000/linux-unwind.h: Likewise.
19925 * config/rs6000/linux64.h: Likewise.
19926 * config/rs6000/paired.h: Likewise.
19927 * config/rs6000/paired.md: Likewise.
19928 * config/rs6000/ppc64-fp.c: Likewise.
19929 * config/rs6000/ppu_intrinsics.h: Likewise.
19930 * config/rs6000/rs6000.h: Likewise.
19931 * config/rs6000/si2vmx.h: Likewise.
19932 * config/rs6000/sol-ci.asm: Likewise.
19933 * config/rs6000/sol-cn.asm: Likewise.
19934 * config/rs6000/spe.h: Likewise.
19935 * config/rs6000/spu2vmx.h: Likewise.
19936 * config/rs6000/sysv4.h: Likewise.
19937 * config/rs6000/tramp.asm: Likewise.
19938 * config/rs6000/vec_types.h: Likewise.
19939 * config/s390/linux-unwind.h: Likewise.
19940 * config/s390/tpf-unwind.h: Likewise.
19941 * config/score/crti.asm: Likewise.
19942 * config/score/crtn.asm: Likewise.
19943 * config/sh/crt1.asm: Likewise.
19944 * config/sh/crti.asm: Likewise.
19945 * config/sh/crtn.asm: Likewise.
19946 * config/sh/divtab-sh4-300.c: Likewise.
19947 * config/sh/divtab-sh4.c: Likewise.
19948 * config/sh/divtab.c: Likewise.
19949 * config/sh/lib1funcs-4-300.asm: Likewise.
19950 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19951 * config/sh/lib1funcs.asm: Likewise.
19952 * config/sh/lib1funcs.h: Likewise.
19953 * config/sh/linux-atomic.asm: Likewise.
19954 * config/sh/linux-unwind.h: Likewise.
19955 * config/sh/shmedia.h: Likewise.
19956 * config/sh/sshmedia.h: Likewise.
19957 * config/sh/ushmedia.h: Likewise.
19958 * config/sparc/crtfastmath.c: Likewise.
19959 * config/sparc/linux-unwind.h: Likewise.
19960 * config/sparc/sol2-c1.asm: Likewise.
19961 * config/sparc/sol2-ci.asm: Likewise.
19962 * config/sparc/sol2-cn.asm: Likewise.
19963 * config/spu/divmodti4.c: Likewise.
19964 * config/spu/divv2df3.c: Likewise.
19965 * config/spu/float_disf.c: Likewise.
19966 * config/spu/float_unsdidf.c: Likewise.
19967 * config/spu/float_unsdisf.c: Likewise.
19968 * config/spu/float_unssidf.c: Likewise.
19969 * config/spu/mfc_multi_tag_release.c: Likewise.
19970 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19971 * config/spu/mfc_tag_release.c: Likewise.
19972 * config/spu/mfc_tag_reserve.c: Likewise.
19973 * config/spu/mfc_tag_table.c: Likewise.
19974 * config/spu/multi3.c: Likewise.
19975 * config/spu/spu_internals.h: Likewise.
19976 * config/spu/spu_intrinsics.h: Likewise.
19977 * config/spu/spu_mfcio.h: Likewise.
19978 * config/spu/vec_types.h: Likewise.
19979 * config/spu/vmx2spu.h: Likewise.
19980 * config/stormy16/stormy16-lib2.c: Likewise.
19981 * config/svr4.h: Likewise.
19982 * config/sync.c: Likewise.
19983 * config/v850/lib1funcs.asm: Likewise.
19984 * config/vxlib-tls.c: Likewise.
19985 * config/vxlib.c: Likewise.
19986 * config/vxworks-dummy.h: Likewise.
19987 * config/xtensa/crti.asm: Likewise.
19988 * config/xtensa/crtn.asm: Likewise.
19989 * config/xtensa/ieee754-df.S: Likewise.
19990 * config/xtensa/ieee754-sf.S: Likewise.
19991 * config/xtensa/lib1funcs.asm: Likewise.
19992 * config/xtensa/lib2funcs.S: Likewise.
19993 * config/xtensa/linux-unwind.h: Likewise.
19994 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19995 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19996 * coretypes.h: Likewise.
19997 * crtstuff.c: Likewise.
19998 * defaults.h: Likewise.
19999 * dwarf2.h: Likewise.
20000 * emutls.c: Likewise.
20001 * gbl-ctors.h: Likewise.
20002 * gcov-io.h: Likewise.
20003 * ginclude/float.h: Likewise.
20004 * ginclude/iso646.h: Likewise.
20005 * ginclude/stdarg.h: Likewise.
20006 * ginclude/stdbool.h: Likewise.
20007 * ginclude/stddef.h: Likewise.
20008 * ginclude/stdfix.h: Likewise.
20009 * ginclude/stdint-gcc.h: Likewise.
20010 * ginclude/tgmath.h: Likewise.
20011 * gthr-aix.h: Likewise.
20012 * gthr-dce.h: Likewise.
20013 * gthr-gnat.c: Likewise.
20014 * gthr-gnat.h: Likewise.
20015 * gthr-lynx.h: Likewise.
20016 * gthr-mipssde.h: Likewise.
20017 * gthr-nks.h: Likewise.
20018 * gthr-posix.c: Likewise.
20019 * gthr-posix.h: Likewise.
20020 * gthr-posix95.h: Likewise.
20021 * gthr-rtems.h: Likewise.
20022 * gthr-single.h: Likewise.
20023 * gthr-solaris.h: Likewise.
20024 * gthr-tpf.h: Likewise.
20025 * gthr-vxworks.h: Likewise.
20026 * gthr-win32.h: Likewise.
20027 * gthr.h: Likewise.
20028 * libgcc2.c: Likewise.
20029 * libgcc2.h: Likewise.
20030 * libgcov.c: Likewise.
20031 * tsystem.h: Likewise.
20032 * typeclass.h: Likewise.
20033 * unwind-c.c: Likewise.
20034 * unwind-compat.h: Likewise.
20035 * unwind-dw2-fde-compat.c: Likewise.
20036 * unwind-dw2-fde-darwin.c: Likewise.
20037 * unwind-dw2-fde-glibc.c: Likewise.
20038 * unwind-dw2-fde.c: Likewise.
20039 * unwind-dw2-fde.h: Likewise.
20040 * unwind-dw2.c: Likewise.
20041 * unwind-dw2.h: Likewise.
20042 * unwind-generic.h: Likewise.
20043 * unwind-pe.h: Likewise.
20044 * unwind-sjlj.c: Likewise.
20045 * unwind.inc: Likewise.
20046 * config/arm/neon-gen.ml: Change generated copyright header to
20047 refer to version 3 of the GNU General Public License with
20048 version 3.1 of the GCC Runtime Library Exception and to point
20049 readers at the COPYING3 and COPYING3.RUNTIME files and the
20050 FSF's license web page.
20051 * config/arm/arm_neon.h: Regenerate.
20053 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20055 * config/cris/cris.md: Change copyright header to refer to version
20056 3 of the GNU General Public License.
20057 * doc/install.texi2html: Change copyright header to refer to version
20058 3 of the GNU General Public License and to point readers at the
20059 COPYING3 file and the FSF's license web page.
20060 * config/vax/linux.h: Likewise.
20062 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20064 * config/i386/i386.md (cmpcc): New.
20065 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20066 (sync_compare_and_swap_cc*): Delete.
20068 * config/s390/s390.c (s390_compare_emitted): Remove.
20069 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20070 s390_compare_emitted used to be handled. Assert that modes match.
20071 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20072 refer to sync_compare_and_swap_ccsi.
20073 * config/s390/s390.h (s390_compare_emitted): Remove.
20074 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20075 instead of s390_compare_emitted.
20076 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20077 instead of s390_compare_emitted.
20078 * config/s390/s390.md (cmpcc): New.
20079 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20080 CC_REGNUM, do not pretend it's set.
20081 (sync_compare_and_swap_cc*): Delete.
20082 * config/s390/predicates.md (cc_reg_operand): New.
20084 * expr.c (sync_compare_and_swap_cc): Delete.
20085 * optabs.h (sync_compare_and_swap_cc): Delete.
20086 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20087 is being used with can_compare_p.
20088 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20089 (find_cc_set): New.
20090 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20091 look for a MODE_CC set instead. Use emit_store_flag.
20092 (expand_compare_and_swap_loop): Likewise, with some additional
20093 complication to avoid a force_reg when useless. Use
20094 emit_cmp_and_jump_insns.
20095 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20096 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20097 sync_compare_and_swap documentation.
20099 2009-04-09 Jan Hubicka <jh@suse.cz>
20101 * except.c (find_prev_try): Break out from ....
20102 (duplicate_eh_regions): ... here; properly update prev_try pointers
20103 when duplication part of tree.
20104 (dump_eh_tree): Improve dumping.
20105 (verify_eh_region): New.
20106 (verify_eh_tree): Use it.
20108 2009-04-06 Richard Guenther <rguenther@suse.de>
20110 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20111 &ARRAY addresses by adjusting their types and prepending
20113 * tree-cfg.c (verify_gimple_assign_single): Verify that
20114 addresses are correct.
20116 2009-04-09 Richard Guenther <rguenther@suse.de>
20118 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20119 indices into an array reference if possible.
20120 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20121 Fold POINTER_PLUS_EXPR statements with invariant address.
20123 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20126 * config.gcc (powerpc64-*-linux*): Always build biarch.
20128 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20131 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20132 it and pedwarn if this results in an INTEGER_CST.
20134 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20136 * doc/install.texi: Update minimum GMP version. Remove obsolete
20137 text in MPFR section.
20139 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20141 * dwarf2out.c (class_scope_p): New static inline.
20142 (class_or_namespace_scope_p): Use it.
20143 (gen_variable_die): Use DW_TAG_member tag for static data member
20144 declarations instead of DW_TAG_variable.
20146 PR middle-end/39573
20147 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20150 2009-04-08 Richard Guenther <rguenther@suse.de>
20152 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20153 valueize random data.
20155 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20157 * config.gcc (aix tm_file): Add aix-stdint.h.
20158 (aix tm clause use_gcc_stdint): Set to wrap.
20159 * config/rs6000/aix-stdint.h: New file.
20161 2009-04-08 Richard Guenther <rguenther@suse.de>
20163 PR middle-end/36291
20164 * tree-dfa.c (add_referenced_var): Do not recurse into
20165 global initializers.
20166 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20168 (fold_const_aggregate_ref): Likewise.
20170 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20172 * recog.c (ordered_comparison_operator): New.
20173 * gensupport.c (std_preds): Add it.
20174 * doc/md.texi (Machine-Independent Predicates): Document it.
20176 2009-04-08 Jan Hubicka <jh@suse.cz>
20178 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20179 * function.h (rtl_eh): Remove exception_handler_label_map.
20180 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20181 remove_exception_handler_label, for_each_eh_label_1): Remove.
20182 (rtl_remove_unreachable_regions): Remove.
20183 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20184 (find_exception_handler_labels): Don't build the hashtable.
20185 (maybe_remove_eh_handler): Remove.
20186 (for_each_eh_label): Rewrite to walk the tree.
20187 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20188 * except.h (maybe_remove_eh_handler): Remove.
20189 * passes.c (init_optimization_passes): Schedule second EH cleanup
20191 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20192 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20194 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20196 * genoutput.c (validate_optab_operands): New.
20197 (gen_insn, gen_expand): Call it.
20199 * genflags.c (gen_insn): Detect misused iterators.
20200 (main): Pass line_no to gen_insn, exit with status 1 on error.
20202 * genextract.c (line_no): Make global.
20203 (VEC_safe_set_locstr): Change assertion to error message.
20204 (main): Exit with status 1 on error.
20206 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20210 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20211 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20212 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20213 * c-convert.c (convert): Do not call fold on results of conversion
20214 functions when the result is a C_MAYBE_CONST_EXPR.
20215 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20216 of __builtin_choose_expr.
20217 * c-typeck.c (remove_c_maybe_const_expr): New.
20218 (build_unary_op, build_conditional_expr, build_compound_expr,
20219 build_binary_op, c_objc_common_truthvalue_conversion): Call
20220 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20223 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20225 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20226 CODE to produce a new one. Add a prototype to use fold_convert_const
20228 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20231 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20232 mix declarations and code.
20234 2009-04-08 Ben Elliston <bje@au.ibm.com>
20236 * gcc.c: Replace `CC' with `GCC' throughout.
20238 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20240 * doc/invoke.texi: Document Atom support.
20242 2009-04-07 Jason Merrill <jason@redhat.com>
20245 * c-common.h, c-common.c: Add flag_pretty_templates.
20246 * c-opts.c (c_common_handle_option): Set it.
20247 * c.opt: Add -fno-pretty-templates.
20248 * doc/invoke.texi (C++ Dialect Options): Likewise.
20250 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20252 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20253 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20254 (ia64_expand_builtin): Likewise.
20256 2009-04-07 Martin Jambor <mjambor@suse.cz>
20258 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20259 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20260 ADDR_EXPRS are include too.
20262 2009-04-07 Richard Guenther <rguenther@suse.de>
20264 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20265 decls are only used if passes as parameters or if they are
20266 local statics and the call is not to a builtin.
20267 (call_may_clobber_ref_p_1): Likewise.
20269 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20271 * expr.c (do_store_flag): Remove last argument. Simplify code
20272 to avoid duplication of tests already done by can_compare_p.
20273 (expand_expr_real_1): Adjust caller.
20275 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20277 * optabs.c (can_compare_p): Test the predicate of a
20278 cbranch and cstore pattern.
20280 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20282 * expr.c (convert_move): Use emit_store_flag instead of
20285 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20287 * config/i386/i386.c (ix86_compare_emitted): Remove.
20288 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20289 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20290 * config/i386/i386.h (ix86_compare_emitted): Remove.
20291 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20292 instead of ix86_compare_emitted.
20293 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20295 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20297 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20298 Add t-sysroot-suffix to tmake_file.
20299 * config/print-sysroot-suffix.sh: New file.
20300 * config/t-sysroot-suffix: New file.
20302 2009-04-07 Ben Elliston <bje@au.ibm.com>
20304 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20305 as the latter produces a warning when the target does not support
20308 2009-04-07 Ben Elliston <bje@au.ibm.com>
20310 * dfp.c: Replace type punning assignments with memcpy throughout.
20311 * Makefile.in (dfp.o-warn): Remove.
20313 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20316 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20317 Include soft-fp/t-softfp after rs6000/t-linux64.
20319 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20321 * stor-layout.c (set_sizetype): Use the full precision of their
20322 machine mode for bitsize types.
20324 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20326 * config/i386/i386.md: Revert 2 accidental checkins.
20328 2009-04-06 Joey Ye <joey.ye@intel.com>
20329 Xuepeng Guo <xuepeng.guo@intel.com>
20330 H.J. Lu <hongjiu.lu@intel.com>
20332 Atom pipeline model, tuning and insn selection.
20333 * config.gcc (atom): Add atom config options and target.
20335 * config/i386/atom.md: New.
20337 * config/i386/i386.c (atom_cost): New cost.
20338 (m_ATOM): New macro flag.
20339 (initial_ix86_tune_features): Set m_ATOM.
20340 (x86_accumulate_outgoing_args): Likewise.
20341 (x86_arch_always_fancy_math_387): Likewise.
20342 (processor_target): Add Atom cost.
20343 (cpu_names): Add Atom cpu name.
20344 (override_options): Set Atom ISA.
20345 (ix86_issue_rate): New case PROCESSOR_ATOM.
20346 (ix86_adjust_cost): Likewise.
20348 * config/i386/i386.h (TARGET_ATOM): New target macro.
20349 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20350 (TARGET_OPT_AGU): New target option.
20351 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20352 (processor_type): Add PROCESSOR_ATOM.
20354 * config/i386/i386.md (cpu): Add new value "atom".
20355 (use_carry, movu): New attr.
20356 (atom.md): Include atom.md.
20357 (adddi3_carry_rex64): Set attr "use_carry".
20358 (addqi3_carry): Likewise.
20359 (addhi3_carry): Likewise.
20360 (addsi3_carry): Likewise.
20361 (*addsi3_carry_zext): Likewise.
20362 (subdi3_carry_rex64): Likewise.
20363 (subqi3_carry): Likewise.
20364 (subhi3_carry): Likewise.
20365 (subsi3_carry): Likewise.
20366 (x86_movdicc_0_m1_rex64): Likewise.
20367 (*x86_movdicc_0_m1_se): Likewise.
20368 (x86_movsicc_0_m1): Likewise.
20369 (*x86_movsicc_0_m1_se): Likewise.
20370 (*adddi_1_rex64): Emit add insn as much as possible.
20371 (*addsi_1): Likewise.
20372 (return_internal): Set atom_unit.
20373 (return_internal_long): Likewise.
20374 (return_pop_internal): Likewise.
20375 (*rcpsf2_sse): Set atom_sse_attr attr.
20376 (*qrt<mode>2_sse): Likewise.
20377 (*prefetch_sse): Likewise.
20379 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20381 (ix86_target_macros_internal): Likewise.
20383 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20384 (*prefetch_sse_rex): Likewise.
20385 (sse_rcpv4sf2): Likewise.
20386 (sse_vmrcpv4sf2): Likewise.
20387 (sse_sqrtv4sf2): Likewise.
20388 (<sse>_vmsqrt<mode>2): Likewise.
20389 (sse_ldmxcsr): Likewise.
20390 (sse_stmxcsr): Likewise.
20391 (*sse_sfence): Likewise.
20392 (sse2_clflush): Likewise.
20393 (*sse2_mfence): Likewise.
20394 (*sse2_lfence): Likewise.
20395 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20396 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20397 (avx_movdqu<avxmodesuffix>): Likewise.
20398 (avx_lddqu<avxmodesuffix>): Likewise.
20399 (sse2_movntv2di): Change attr "type" to "ssemov".
20400 (sse2_movntsi): Likewise.
20401 (rsqrtv8sf2): Change attr "type" to "sseadd".
20402 (sse3_addsubv2df3): Set attr "atom_unit".
20403 (sse3_h<plusminus_insn>v4sf3): Likewise.
20404 (*sse2_pmaddwd): Likewise.
20405 (*vec_extractv2di_1_rex64): Likewise.
20406 (*vec_extractv2di_1_avx): Likewise.
20407 (sse2_psadbw): Likewise.
20408 (ssse3_phaddwv8hi3): Likewise.
20409 (ssse3_phaddwv4hi3): Likewise.
20410 (ssse3_phadddv4si3): Likewise.
20411 (ssse3_phadddv2si3): Likewise.
20412 (ssse3_phaddswv8hi3): Likewise.
20413 (ssse3_phaddswv4hi3): Likewise.
20414 (ssse3_phsubwv8hi3): Likewise.
20415 (ssse3_phsubwv4hi3): Likewise.
20416 (ssse3_phsubdv4si3): Likewise.
20417 (ssse3_phsubdv2si3): Likewise.
20418 (ssse3_phsubswv8hi3): Likewise.
20419 (ssse3_phsubswv4hi3): Likewise.
20420 (ssse3_pmaddubsw128): Likewise.
20421 (sse3_pmaddubsw: Likewise.
20422 (ssse3_palignrti): Likewise.
20423 (ssse3_palignrdi): Likewise.
20425 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20427 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20429 2009-04-06 Richard Guenther <rguenther@suse.de>
20431 PR tree-optimization/28868
20432 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20433 of which PHI results we inserted.
20434 (insert_into_preds_of_block): Record inserted PHIs.
20435 (eliminate): Eliminate redundant PHI nodes.
20436 (init_pre): Init inserted_phi_names.
20438 2009-04-06 Richard Guenther <rguenther@suse.de>
20440 PR tree-optimization/39643
20441 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20442 IMAGPART_EXPRs of complex constants.
20443 (execute_fold_all_builtins): If we folded a call queue
20444 TODO_update_address_taken.
20446 2009-04-06 Jan Hubicka <jh@suse.cz>
20448 PR middle-end/39659
20449 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20452 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20454 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20456 (ic_invalidate_array): Likewise.
20458 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20460 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20461 alignment for library calls.
20463 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20465 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20466 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20467 * config/i386/mingw-stdint.h: New file.
20469 2009-04-05 Richard Guenther <rguenther@suse.de>
20471 PR tree-optimization/39648
20472 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20473 our &A vs. &A[0] IL deficiencies.
20475 2009-04-04 Jan Hubicka <jh@suse.cz>
20477 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20478 removed toplevel regions.
20479 (sjlj_mark_call_sites): Likewise.
20481 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20483 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20484 (cygwin tm clause use_gcc_stdint): Set to wrap.
20485 * config/i386/cygwin-stdint.h: New file.
20487 2009-04-04 Richard Guenther <rguenther@suse.de>
20489 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20490 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20491 single-argument PHIs if we are in loop-closed SSA form.
20492 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20493 for the pre-condition.
20494 (slpeel_tree_peel_loop_to_edge): Likewise.
20495 (vect_build_loop_niters): Take an optional sequence to append stmts.
20496 (vect_generate_tmps_on_preheader): Likewise.
20497 (vect_do_peeling_for_loop_bound): Take extra guards for the
20499 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20500 the cost model check.
20501 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20502 guards if we are going to peel. Do not apply versioning in that case.
20503 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20504 (vect_do_peeling_for_loop_bound): Likewise.
20505 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20506 loop bound only record extra pre-conditions, do not apply loop
20509 2009-04-04 Richard Guenther <rguenther@suse.de>
20511 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20514 2009-04-04 Jan Hubicka <jh@suse.cz>
20516 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20517 last_basic_block for size of bb->index indexed array.
20518 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20519 compute_out, link_btr_uses, build_btr_def_use_webs,
20520 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20522 2009-04-04 Jan Hubicka <jh@suse.cz>
20524 * except.c (remove_eh_handler_and_replace): Break out from ...
20525 (remove_eh_handler): ... here.
20526 (bring_to_root): New function.
20527 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20528 handled ones, bring others to root of tree.
20530 2009-04-04 Jan Hubicka <jh@suse.cz>
20532 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20533 (all_phis_safe_to_merge): New function.
20534 (update_info): New structure.
20535 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20536 (cleanup_empty_eh): Update SSA if possible.
20538 2009-04-04 Richard Guenther <rguenther@suse.de>
20540 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20541 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20542 (append_vuse): Likewise.
20544 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20546 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20547 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20548 instead of REG_UNSAVED for DW_CFA_undefined.
20549 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20550 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20553 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20556 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20557 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20558 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20560 2009-04-04 Richard Guenther <rguenther@suse.de>
20562 PR tree-optimization/8781
20563 PR tree-optimization/37892
20564 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20565 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20566 (valueize_refs): Call it for *& valueizations.
20567 (shared_reference_ops_from_ref): Rename to ...
20568 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20569 (shared_reference_ops_from_call): Rename to ...
20570 (valueize_shared_reference_ops_from_call): ... this and valueize.
20571 (vn_reference_lookup): Update.
20572 (visit_reference_op_call): Likewise.
20573 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20574 (eliminate): Value-replace the call address in call statements.
20576 2009-04-04 Richard Guenther <rguenther@suse.de>
20578 PR tree-optimization/39636
20579 * tree-ssa-forwprop.c
20580 (forward_propagate_addr_into_variable_array_index): Check for
20581 GIMPLE_ASSIGN before accessing the rhs code.
20583 2009-04-03 Jason Merrill <jason@redhat.com>
20585 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20587 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20589 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20590 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20591 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20592 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20593 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20594 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20595 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20596 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20597 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20598 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20599 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20600 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20601 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20602 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20603 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20604 Use fr_reg_or_fp01_operand instead of fr_register_operand
20606 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20607 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20608 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20610 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20612 PR rtl-optimization/39607
20613 PR rtl-optimization/39631
20617 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20618 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20619 instead of DF_LR_OUT.
20620 * ira-lives.c (process_bb_node_lives): Ditto.
20621 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20622 instead of DF_LR_{OUT,IN}.
20623 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20624 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20626 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20628 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20629 (execute_lower_omp): Always run but take the short way out if -fopenmp
20631 (gate_lower_omp): Remove, forcing the pass manager to always run the
20632 pass and always set PROP_gimple_lomp.
20633 (pass_lower_omp): Remove gate function.
20634 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20635 PROP_trees. Instead, require it.
20636 * ipa-cp.c (pass_ipa_cp): Likewise.
20637 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20638 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20639 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20640 and PROP_gimple_leh.
20642 2009-04-03 Richard Guenther <rguenther@suse.de>
20644 PR middle-end/13146
20645 PR tree-optimization/23940
20646 PR tree-optimization/33237
20647 PR middle-end/33974
20648 PR middle-end/34093
20649 PR tree-optimization/36201
20650 PR tree-optimization/36230
20651 PR tree-optimization/38049
20652 PR tree-optimization/38207
20653 PR tree-optimization/38230
20654 PR tree-optimization/38301
20655 PR tree-optimization/38585
20656 PR middle-end/38895
20657 PR tree-optimization/38985
20658 PR tree-optimization/39299
20659 * tree-ssa-structalias.h: Remove.
20660 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20661 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20662 (struct vuse_element_d): Remove.
20663 (struct vuse_vec_d): Likewise.
20664 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20665 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20666 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20667 VUSE_ELEMENT_VAR): Likewise.
20668 (struct voptype_d): Likewise.
20669 (NUM_VOP_FREE_BUCKETS): Likewise.
20670 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20671 (struct stmt_operands_d): Remove.
20672 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20673 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20674 VDEF_NUM, VDEF_VECT): Likewise.
20675 (copy_virtual_operands): Remove.
20676 (operand_build_cmp): Likewise.
20677 (create_ssa_artificial_load_stmt): Likewise.
20678 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20679 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20680 vuse_index and mayuse_index members. Pack and move done and iter_type
20681 members to the front.
20682 (SSA_OP_VMAYUSE): Remove.
20683 (SSA_OP_VIRTUAL_USES): Adjust.
20684 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20685 (unlink_stmt_vdef): Declare.
20686 (add_to_addressable_set): Remove.
20687 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20688 (vrp_visit_stmt): Likewise.
20689 * doc/tree-ssa.texi (Alias analysis): Update.
20690 * doc/invoke.texi (max-aliased-vops): Remove docs.
20691 (avg-aliased-vops): Likewise.
20692 * tree-into-ssa.c (syms_to_rename): Remove.
20693 (need_to_update_vops_p): Likewise.
20694 (need_to_initialize_update_ssa_p): Rename to ...
20695 (update_ssa_initialized_fn): ... this. Track function we are
20697 (symbol_marked_for_renaming): Simplify.
20698 (add_new_name_mapping): Do not set need_to_update_vops_p.
20699 (dump_currdefs): Use SYMS_TO_RENAME.
20700 (rewrite_update_stmt): Always walk all uses/defs.
20701 (dump_update_ssa): Adjust.
20702 (init_update_ssa): Take function argument. Track what we are
20704 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20705 (create_new_def_for): Initialize for cfun, assert we are initialized
20707 (mark_sym_for_renaming): Simplify.
20708 (mark_set_for_renaming): Do not initialize update-ssa.
20709 (need_ssa_update_p): Simplify. Take function argument.
20710 (name_mappings_registered_p): Assert we ask for the correct function.
20711 (name_registered_for_update_p): Likewise.
20712 (ssa_names_to_replace): Likewise.
20713 (release_ssa_name_after_update_ssa): Likewise.
20714 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20715 (dump_decl_set): Do not print a newline.
20716 (debug_decl_set): Do it here.
20717 (dump_update_ssa): And here.
20718 * tree-ssa-loop-im.c (move_computations): Adjust.
20719 (movement_possibility): Likewise.
20720 (determine_max_movement): Likewise.
20721 (gather_mem_refs_stmt): Likewise.
20722 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20723 or NAME_MEMORY_TAG.
20724 * tree-complex.c (update_all_vops): Remove.
20725 (expand_complex_move): Adjust.
20726 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20727 Simplify test for memory referencing statement. Exclude
20728 non-invariant ADDR_EXPRs.
20729 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20730 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20731 (rdg_flag_uses): Likewise.
20732 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20734 (tree_optimize_tail_calls_1): Also split the
20735 edge from the entry block if we have degenerate PHI nodes in
20736 the first basic block.
20737 * tree.c (init_ttree): Remove memory-tag related code.
20738 (tree_code_size): Likewise.
20739 (tree_node_structure): Likewise.
20740 (build7_stat): Re-write to be build6_stat.
20741 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20742 (SSA_VAR_P): Adjust.
20743 (struct tree_memory_tag): Remove.
20744 (struct tree_memory_partition_tag): Likewise.
20745 (union tree_node): Adjust.
20746 (build7): Re-write to be build6.
20747 * tree-pass.h (pass_reset_cc_flags): Remove.
20748 (TODO_update_address_taken): New flag.
20749 (pass_simple_dse): Remove.
20750 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20751 * params.h (MAX_ALIASED_VOPS): Remove.
20752 (AVG_ALIASED_VOPS): Likewise.
20753 * omp-low.c (expand_omp_taskreg): Update SSA form.
20754 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20755 aliases the lhs in a copy stmt.
20756 * tree-ssa-dse.c (struct address_walk_data): Remove.
20757 (memory_ssa_name_same): Likewise.
20758 (memory_address_same): Likewise.
20759 (get_kill_of_stmt_lhs): Likewise.
20760 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20761 unused stores. Look through PHI nodes into post-dominated regions.
20762 (dse_optimize_stmt): Simplify. Properly remove stores.
20763 (tree_ssa_dse): Compute dominators.
20764 (execute_simple_dse): Remove.
20765 (pass_simple_dse): Likewise.
20766 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20767 gimple_loaded_syms and gimple_stored_syms computation.
20768 * toplev.c (dump_memory_report): Dump alias and pta stats.
20769 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20770 (vn_reference_eq): Likewise.
20771 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20772 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20773 valueize_vuses): Remove.
20774 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20775 (get_def_ref_stmt_vuse): ... this.
20776 (vn_reference_lookup_2): New function.
20777 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20778 walking equivalent vuses. Simplify.
20779 (vn_reference_lookup): Likewise.
20780 (vn_reference_insert): Likewise.
20781 (vn_reference_insert_pieces): Likewise.
20782 (visit_reference_op_call): Simplify.
20783 (visit_reference_op_load): Likewise.
20784 (visit_reference_op_store): Likewise.
20785 (init_scc_vn): Remove shared_lookup_vuses initialization.
20786 (free_scc_vn): Remove shared_lookup_vuses freeing.
20787 (sort_vuses, sort_vuses_heap): Remove.
20788 (get_ref_from_reference_ops): Export.
20789 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20790 vector with single vuse pointer.
20791 (vn_reference_lookup_pieces, vn_reference_lookup,
20792 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20793 (shared_vuses_from_stmt): Remove.
20794 (get_ref_from_reference_ops): Declare.
20795 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20796 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20797 memory-tag related code.
20798 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20799 (likely_value): Add comment, skip static-chain of call statements.
20800 (surely_varying_stmt_p): Adjust.
20801 (gimplify_and_update_call_from_tree): Likewise.
20802 (execute_fold_all_builtins): Do not rebuild alias info.
20803 (gimplify_and_update_call_from_tree): Properly update VOPs.
20804 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20805 (copy_ref_info): Remove memory-tag related code.
20806 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20807 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20808 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20810 * tree-ssa-dom.c (gimple_p): Remove typedef.
20811 (eliminate_redundant_computations): Adjust.
20812 (record_equivalences_from_stmt): Likewise.
20813 (avail_expr_hash): Likewise.
20814 (avail_expr_eq): Likewise.
20815 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20816 (stmt_makes_single_load): Likewise.
20817 (stmt_makes_single_store): Likewise.
20818 * tree-ssa-alias.c: Rewrite completely.
20819 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20820 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20821 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20822 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20823 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20824 Remove public functions.
20825 (pass_reset_cc_flags): Remove.
20826 (pass_build_alias): Move ...
20827 * tree-ssa-structalias.c (pass_build_alias): ... here.
20828 * tree-ssa-alias.c (may_be_aliased): Move ...
20829 * tree-flow-inline.h (may_be_aliased): ... here.
20830 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20831 count_uses_and_derefs): Move ...
20832 * gimple.c: ... here.
20833 * gimple.h (count_uses_and_derefs): Declare.
20834 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20835 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20836 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20837 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20838 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20839 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20840 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20842 * tree-dfa.c (refs_may_alias_p): Move ...
20843 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20844 * tree-ssa-alias.h: New file.
20845 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20846 (statement_sink_location): Likewise.
20847 * opts.c (decode_options): Do not adjust max-aliased-vops or
20848 avg-aliased-vops values.
20849 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20850 (TV_CALL_CLOBBER): Likewise.
20851 (TV_FLOW_SENSITIVE): Likewise.
20852 (TV_FLOW_INSENSITIVE): Likewise.
20853 (TV_MEMORY_PARTITIONING): Likewise.
20854 (TV_ALIAS_STMT_WALK): New timevar.
20855 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20856 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20857 (get_address_description): Remove memory-tag related code.
20858 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20859 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20860 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20861 and immediate uses in statements. Document.
20862 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20863 (dump_symbols): Remove.
20864 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20865 * alias.c (get_deref_alias_set): New function split out from ...
20866 (get_alias_set): ... here.
20867 * alias.h (get_deref_alias_set): Declare.
20868 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20869 type parameter. Remove restrict pointer handling. Create a
20870 ref-all pointer in case type-based alias sets do not conflict.
20871 (vect_analyze_data_refs): Remove SMT related code.
20872 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20873 (vectorizable_load): Likewise.
20874 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20875 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20876 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20877 Ignore vops and SMTs.
20878 (dr_analyze_alias): Likewise..
20879 (free_data_ref): Likewise.
20880 (create_data_ref): Likewise.
20881 (analyze_all_data_dependences): Likewise.
20882 (get_references_in_stmt): Adjust.
20883 * tree-flow-inline.h (gimple_aliases_computed_p,
20884 gimple_addressable_vars, gimple_call_clobbered_vars,
20885 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20886 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20887 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20888 gimple_mem_ref_stats): Remove.
20889 (gimple_vop): New function.
20890 (op_iter_next_use): Remove vuses and mayuses cases.
20891 (op_iter_next_def): Remove vdefs case.
20892 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20893 (clear_and_done_ssa_iter): Do not set removed fields.
20894 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20895 Assert we are not iterating over vuses or vdefs if not also
20896 iterating over uses or defs.
20897 (op_iter_init_use): Likewise.
20898 (op_iter_init_def): Likewise.
20899 (op_iter_next_vdef): Remove.
20900 (op_iter_next_mustdef): Likewise.
20901 (op_iter_init_vdef): Likewise.
20902 (compare_ssa_operands_equal): Likewise.
20903 (link_use_stmts_after): Handle vuse operand.
20904 (is_call_used): Use is_call_clobbered.
20905 (is_call_clobbered): Global variables are always call clobbered,
20906 query the call-clobbers bitmap.
20907 (mark_call_clobbered): Ignore global variables.
20908 (clear_call_clobbered): Likewise.
20909 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20910 virtual operands sanity check.
20911 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20913 (TARGET_MEM_REF): Remove TMR_TAG operand.
20914 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20915 Remove call-clobber related code.
20916 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20917 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20918 partitions or escape reason.
20919 (get_single_def_stmt, get_single_def_stmt_from_phi,
20920 get_single_def_stmt_with_phi): Remove.
20921 (dump_referenced_vars): Tidy.
20922 (get_ref_base_and_extent): Allow bare decls.
20923 (collect_dfa_stats): Adjust.
20924 * graphite.c (rename_variables_in_stmt): Adjust.
20925 (graphite_copy_stmts_from_block): Likewise.
20926 (translate_clast): Likewise.
20927 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20929 (translate_vuse_through_block): Use the oracle.
20930 (phi_translate_1): Adjust.
20931 (value_dies_in_block_x): Use the oracle. Cache the outcome
20933 (valid_in_sets): Check if the VUSE for
20934 a REFERENCE is available.
20935 (eliminate): Do not remove stmts during elimination,
20936 instead queue and remove them afterwards.
20937 (do_pre): Do not rebuild alias info.
20938 (pass_pre): Run TODO_rebuild_alias before PRE.
20939 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20940 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20941 (mark_all_v_defs_stmt): Remove.
20942 (mark_all_v_defs_seq): Adjust.
20943 (sra_replace): Likewise.
20944 (scalarize_use): Likewise.
20945 (scalarize_copy): Likewise.
20946 (scalarize_init): Likewise.
20947 (scalarize_ldst): Likewise.
20948 (todoflags): Remove.
20949 (tree_sra): Do not rebuild alias info.
20950 (tree_sra_early): Adjust.
20951 (pass_sra): Run TODO_update_address_taken before SRA.
20952 * tree-predcom.c (set_alias_info): Remove.
20953 (prepare_initializers_chain): Do not call it.
20954 (mark_virtual_ops_for_renaming): Adjust.
20955 (mark_virtual_ops_for_renaming_list): Remove.
20956 (initialize_root_vars): Adjust.
20957 (initialize_root_vars_lm): Likewise.
20958 (prepare_initializers_chain): Likewise.
20959 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20960 (may_propagate_copy_into_stmt): Likewise.
20961 (merge_alias_info): Do nothing for now.
20962 (propagate_tree_value_into_stmt): Adjust.
20963 (stmt_may_generate_copy): Likewise.
20964 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20965 not mark symbols for renaming.
20966 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20967 with the same statement, make sure to update the new pointed-to one.
20968 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20969 call statements, do not mark symbols for renaming.
20970 (mark_operand_necessary): Dump something.
20971 (ref_may_be_aliased): New function.
20972 (mark_aliased_reaching_defs_necessary_1): New helper function.
20973 (mark_aliased_reaching_defs_necessary): Likewise.
20974 (mark_all_reaching_defs_necessary_1): Likewise.
20975 (mark_all_reaching_defs_necessary): Likewise.
20976 (propagate_necessity): Do not process virtual PHIs. For
20977 non-aliased loads mark all reaching definitions as necessary.
20978 For aliased loads and stores mark the immediate dominating
20979 aliased clobbers as necessary.
20980 (visited): New global static.
20981 (perform_tree_ssa_dce): Free visited bitmap after propagating
20983 (remove_dead_phis): Perform simple dead virtual PHI removal.
20984 (remove_dead_stmt): Properly unlink virtual operands when
20986 (eliminate_unnecessary_stmts): Schedule PHI removal after
20988 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20989 (process_replaceable): Likewise.
20990 (find_replaceable_in_bb): Likewise.
20991 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20992 based on the single gimple vop.
20993 (verify_flow_insensitive_alias_info): Remove.
20994 (verify_flow_sensitive_alias_info): Likewise.
20995 (verify_call_clobbering): Likewise.
20996 (verify_memory_partitions): Likewise.
20997 (verify_alias_info): Likewise.
20998 (verify_ssa): Adjust..
20999 (execute_update_addresses_taken): Export. Update SSA
21000 manually. Optimize only when optimizing. Use a local bitmap.
21001 (pass_update_address_taken): Remove TODO_update_ssa, add
21003 (pass_update_address_taken): Just use TODO_update_address_taken.
21004 (init_tree_ssa): Do not initialize addressable_vars.
21005 (verify_ssa): Verify new VUSE / VDEF properties.
21006 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21007 Do not call verify_alias_info.
21008 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21009 Do not free the loaded and stored syms bitmaps. Reset the escaped
21010 and callused solutions. Do not free addressable_vars.
21011 Remove memory-tag related code.
21012 (warn_uninitialized_var): Aliases are always available.
21013 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21014 * lambda-code.c (can_put_in_inner_loop): Adjust.
21015 (can_put_after_inner_loop): Likewise.
21016 (perfect_nestify): Likewise.
21017 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21018 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21019 (vectorizable_conversion): Do not mark symbols for renaming.
21020 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21021 (expand_call_inline): Unlink the calls virtual operands before
21023 (tree_function_versioning): Do not call update_ssa if we are not
21024 updating clones. Simplify.
21025 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21026 (propagate_with_phi): Likewise..
21027 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21028 clobber code. Assert we are not aliased or global.
21029 * tree-flow.h: Include tree-ssa-alias.h
21030 (enum escape_type): Remove.
21031 (struct mem_sym_stats_d): Likewise.
21032 (struct mem_ref_stats_d): Likewise.
21033 (struct gimple_df): Add vop member. Remove global_var,
21034 call_clobbered_vars, call_used_vars, addressable_vars,
21035 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21036 escaped and callused members.
21037 (struct ptr_info_def): Remove all members, add points-to solution
21039 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21040 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21041 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21042 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21043 (tree-ssa-alias.o): Likewise.
21044 (toplev.o): Add tree-ssa-alias.h
21045 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21046 * gimple.c (gimple_set_bb): Fix off-by-one error.
21047 (is_gimple_reg): Do not handle memory tags.
21048 (gimple_copy): Also copy virtual operands.
21049 Delay updating the statement. Do not reset loaded and stored syms.
21050 (gimple_set_stored_syms): Remove.
21051 (gimple_set_loaded_syms): Likewise.
21052 (gimple_call_copy_skip_args): Copy the virtual operands
21053 and mark the new statement modified.
21054 * tree-ssa-structalias.c (may_alias_p): Remove.
21055 (set_uids_in_ptset): Take the alias set to prune with as
21056 parameter. Fold in the alias test of may_alias_p.
21057 (compute_points_to_sets): Compute whether a ptr is dereferenced
21058 in a local sbitmap.
21059 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21060 other ADDRESSOF constraints on the lhs.
21061 (get_constraint_for_component_ref): Assert that we don't get
21062 ADDRESSOF constraints from the base of the reference.
21063 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21064 (struct variable_info): Remove collapsed_to member.
21065 (get_varinfo_fc): Remove.
21066 (new_var_info): Do not set collapsed_to.
21067 (dump_constraint): Do not follow cycles.
21068 (dump_constraint_graph): Likewise.
21069 (build_pred_graph): Likewise.
21070 (build_succ_graph): Likewise.
21071 (rewrite_constraints): Likewise.
21072 (do_simple_structure_copy): Remove.
21073 (do_rhs_deref_structure_copy): Remove.
21074 (do_lhs_deref_structure_copy): Remove.
21075 (collapse_rest_of_var): Remove.
21076 (do_structure_copy): Re-implement.
21077 (pta_stats): New global variable.
21078 (dump_pta_stats): New function.
21079 (struct constraint_expr): Make offset signed.
21080 (UNKNOWN_OFFSET): Define special value.
21081 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21082 (solution_set_expand): New helper function split out from ...
21083 (do_sd_constraint): ... here.
21084 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21085 (do_ds_constraint): Likewise.
21086 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21087 and CALLUSED = *CALLUSED.
21088 (set_union_with_increment): Make inc argument signed.
21089 (type_safe): Remove.
21090 (get_constraint_for_ptr_offset): Handle unknown and negative
21092 (first_vi_for_offset): Handle offsets before start. Bail
21093 out early for offsets beyond the variable extent.
21094 (first_or_preceding_vi_for_offset): New function.
21095 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21096 Together with ESCAPED = *ESCAPED this properly computes reachability.
21097 (find_what_var_points_to): New function.
21098 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21099 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21100 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21101 pt_solutions_intersect): New functions.
21102 (compute_call_used_vars): Remove.
21103 (compute_may_aliases): New main entry into PTA computation.
21104 * gimple.h (gimple_p): New typedef.
21105 (struct gimple_statement_base): Remove references_memory_p.
21106 (struct gimple_statement_with_memory_ops_base): Remove
21107 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21109 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21110 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21111 gimple_set_references_memory): Remove.
21112 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21113 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21115 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21116 (verify_expr): Allow RESULT_DECL.
21117 (gimple_duplicate_bb): Do not copy virtual operands.
21118 (gimple_duplicate_sese_region): Adjust.
21119 (gimple_duplicate_sese_tail): Likewise.
21120 (mark_virtual_ops_in_region): Remove.
21121 (move_sese_region_to_fn): Do not call it.
21122 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21123 and pass_simple_dse.
21124 (execute_function_todo): Handle TODO_update_address_taken,
21125 call execute_update_addresses_taken for TODO_rebuild_alias.
21126 (execute_todo): Adjust.
21127 (execute_one_pass): Init dump files early.
21128 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21130 (create_general_new_stmt): Clear vops.
21131 * tree-ssa-reassoc.c (get_rank): Adjust.
21132 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21133 symbols for renaming.
21134 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21135 (PARAM_AVG_ALIASED_VOPS): Likewise.
21136 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21137 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21138 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21139 (operand_build_cmp, copy_virtual_operands,
21140 create_ssa_artificial_load_stmt, add_to_addressable_set,
21141 gimple_add_to_addresses_taken): Remove public functions.
21142 (unlink_stmt_vdef): New function.
21144 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21146 * config.gcc (powerpc-*-linux*): Merge variants.
21148 2009-04-02 Chao-ying Fu <fu@mips.com>
21149 James Grosbach <james.grosbach@microchip.com>
21151 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21152 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21154 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21155 keep_interrupts_masked_p, use_debug_exception_return_p.
21156 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21157 keep_interrupts_masked, use_debug_exception_return.
21158 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21159 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21161 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21162 (mips_print_operand): Process COP0 registers to print $0 .. $31
21163 correctly for GAS to process.
21164 (mips_interrupt_extra_call_saved_reg_p): New function.
21165 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21167 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21168 (mips_compute_frame_info): Add supports for interrupt context that
21169 includes doubleword accumulators and COP0 registers.
21170 (mips_for_each_saved_acc): New function.
21171 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21172 mips_for_each_saved_reg.
21173 (mips_save_reg): Save accumulators.
21174 (mips_kernel_reg_p): A new for_each_rtx callback.
21175 (mips_expand_prologue): Support interrupt handlers.
21176 (mips_restore_reg): Restore accumulators.
21177 (mips_expand_epilogue): Support interrupt handlers.
21178 (mips_can_use_return_insn): Return false for interrupt handlers.
21179 (mips_epilogue_uses): New function.
21180 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21181 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21182 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21183 cop0_move): New instructions.
21184 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21185 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21187 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21189 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21190 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21191 interrupt handlers, we use K0 as the temporary register.
21192 (EPILOGUE_USES): Change to a function call.
21193 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21194 handlers, we use K0 as the temporary register.
21196 * doc/extend.texi (Function Attributes): Document interrupt,
21197 use_shadow_register_set, keep_interrupts_masked,
21198 use_debug_exception_return for MIPS attributes.
21200 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21202 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21203 Remove a number of t-files from tmake_file.
21204 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21205 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21206 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21207 target_prototype, not TARGET_PROTOTYPE.
21208 (LINK_OS_GNU_SPEC): Define.
21209 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21210 and darwin-ldoubdle.c.
21212 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21215 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21216 (cpp_options): Ditto.
21217 (default_compilers): Ditto.
21218 (display_help): Ditto.
21219 (process_command): Ditto.
21220 (do_spec_1): Ditto.
21221 (set_input): Use lbasename instead of duplicate code.
21222 (save_temps_prefix): New static for -save-temps=obj.
21223 (save_temps_length): Ditto.
21225 * doc/invoke.texi (-save-temps=obj): Document new variant to
21226 -save-temps switch.
21228 2009-04-02 Jeff Law <law@redhat.com>
21230 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21233 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21235 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21236 * configure: Regenerated.
21238 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21240 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21241 share the argument list.
21243 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21247 2009-02-12 Diego Novillo <dnovillo@google.com>
21249 * varpool.c (debug_varpool): New.
21250 * cgraph.h (debug_varpool): Declare.
21252 2009-04-02 Jan Hubicka <jh@suse.cz>
21254 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21257 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21259 * config/i386/i386.c (ix86_abi): Move initialization to ...
21260 (override_options): Here.
21262 2009-04-02 Christian Bruel <christian.bruel@st.com>
21264 * config/sh/sh.c (sh_dwarf_register_span): New function.
21265 (TARGET_DWARF_REGISTER_SPAN): Define.
21266 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21268 2009-04-02 Ira Rosen <irar@il.ibm.com>
21270 PR tree-optimization/39595
21271 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21272 interleaved loads group is not greater than the SLP group size.
21274 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21276 * builtins.c (is_builtin_name): New.
21277 (called_as_built_in): Use is_builtin_name.
21278 * tree.h (is_builtin_name): New.
21279 * varasm.c (incorporeal_function_p): Use is_builtin_name
21281 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21283 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21285 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21288 * c-decl.c (clone_underlying_type): Move this ...
21289 * c-common.c (set_underlying_type): ... here.
21290 Also, make sure the function properly sets TYPE_STUB_DECL() on
21291 the newly created typedef variant type.
21292 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21293 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21296 2009-04-02 Richard Guenther <rguenther@suse.de>
21298 PR tree-optimization/37221
21299 * tree-flow.h (degenerate_phi_result): Declare.
21300 * tree-ssa-dom.c (degenerate_phi_result): Export.
21301 * tree-scalar-evolution.c (analyze_initial_condition): If
21302 the initial condition is defined by a degenerate PHI node
21303 use the degenerate value.
21305 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21307 PR rtl-optimization/39588
21308 * combine.c (merge_outer_ops): Do not set the constant when this
21310 (simplify_shift_const_1): Do not modify it either in this case.
21312 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21314 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21315 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21317 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21320 * c-lex.c (interpret_float): Default (no suffix) is double.
21322 2009-04-1 Xinliang David Li <davidxl@google.com>
21324 * config/i386/i386.c (legitimate_constant_p): Recognize
21325 all one vector constant.
21327 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21329 * config/vax/vax.c: Add #includes to silence warnings.
21330 Change #include order to silence two warnings.
21332 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21334 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21335 (ASM_SPEC): Pass -k to the assembler for PIC code.
21337 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21339 * config.gcc: Add vax-*-linux* to the switch.
21340 * config/vax/linux.h: New file. (TARGET_VERSION,
21341 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21343 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21345 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21346 Use predicate macros instead of GET_CODE() == foo.
21347 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21348 ashlsi3, rotrsi3, <unnamed>): Likewise.
21350 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21352 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21353 jbbccihi, jbbccisi): Remova trailing whitespace.
21354 * config/vax/constraints.md: Likewise.
21355 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21356 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21357 * config/vax/predicates.md: Likewise.
21358 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21359 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21360 * config/vax/vax.h: Likewise.
21361 * config/vax/vax.md (nonlocal_goto): Likewise.
21363 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21365 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21366 (indirectable_address_p, adjacent_operands_p): Add spaces around
21368 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21370 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21372 * config/vax/vax.c (legitimate_constant_address_p,
21373 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21374 index_term_p, reg_plus_index_p, legitimate_address_p,
21375 vax_mode_dependent_address_p): Update comments to match functions
21376 modified by the recent int->bool conversion.
21378 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21380 * config/vax/builtins.md: Update copyright message.
21381 * config/vax/constraints.md: Likewise.
21382 * config/vax/netbsd-elf.h: Likewise.
21383 * config/vax/predicates.md: Likewise.
21384 * config/vax/vax-protos.h: Likewise.
21385 * config/vax/vax.c: Likewise.
21386 * config/vax/vax.h: Likewise.
21387 * config/vax/vax.md: Likewise.
21388 * config/vax/vax.opt: Likewise.
21390 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21392 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21393 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21394 * config/vax/constraints.md (B, R): Likewise.
21395 * config/vax/predicates.md (external_memory_operand,
21396 nonimmediate_addsub_di_operand): Likewise.
21397 * config/vax/vax.c (vax_output_int_add): Likewise.
21398 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21399 untyped_call): Likewise.
21401 2009-04-01 Matt Thomas <matt@3am-software.com>
21403 * config/vax/predicates.md: New file.
21404 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21405 external_const_operand, nonsymbolic_operand, external_memory_operand,
21406 indirect_memory_operand, indexed_memory_operand,
21407 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21408 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21410 * config/vax/constraints.md: New file.
21411 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21413 * config/vax/builtins.md: New file.
21414 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21415 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21417 * config/vax/vax.opt (mqmath): Add option.
21418 * config/vax/vax.md (isfx): Extend with DI.
21419 (VAXintQH, VAXintQHSD): Define.
21420 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21421 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21422 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21423 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21424 (movdi): Update constraints and use vax_output_int_move().
21425 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21426 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21427 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21428 nonlocal_goto): New.
21429 (mov<mode>): Extend accepted operand types.
21430 (subdi3_old): Rename from subdi3, change update constraints and use
21431 a new implementation.
21432 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21433 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21434 MOVE_RATIO, CLEAR_RATIO): Define.
21435 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21436 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21437 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21438 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21439 (split_quadword_operands): Make static and really allow variable
21441 (print_operand_address): Update for PIC generation.
21442 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21443 indexable_address_p, fixup_mathdi_operand,
21444 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21445 (vax_float_literal, legitimate_constant_p,
21446 indirectable_constant_address_p, index_term_p,
21447 reg_plus_index_p): Return bool instead of int.
21448 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21450 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21452 (vax_output_conditional_branch): Indent.
21453 (legitimate_constant_address_p, indirectable_constant_address_p,
21454 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21455 vax_mode_dependent_address_p): Return bool instead of int, update for
21457 * config/vax/vax-protos.h (legitimate_constant_address_p,
21458 legitimate_constant_p, legitimate_address_p,
21459 vax_mode_dependent_address_p): Change declaration to bool.
21460 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21461 vax_expand_addsub_di_operands, vax_output_int_subtract,
21462 vax_output_movmemsi): Declare.
21463 (split_quadword_operands, vax_float_literal): Delete declaration.
21464 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21465 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21466 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21467 ASM_OUTPUT_DWARF_PCREL): Define.
21468 (ASM_SPEC): Change definition to allow PIC generation.
21470 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21472 * doc/sourcebuild.texi: Update front-end requirements.
21474 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21477 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21478 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21479 (booldi3_internal3): Use boolean_or_operator instead of
21482 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21485 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21486 declarator whose size is not an integer constant expression but
21487 folds to an integer constant, then treat it as a constant
21490 2009-04-01 Richard Guenther <rguenther@suse.de>
21492 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21493 i * 4 + 2 to (i * 2 + 1) * 2.
21495 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21498 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21499 return if c_parser_asm_string_literal returned NULL.
21501 2009-04-01 Nick Clifton <nickc@redhat.com>
21503 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21505 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21506 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21507 other typedefs to avoid conflicts with libgcc2.c. Define labels
21508 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21510 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21511 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21514 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21516 * varasm.c (default_function_rodata_section): Declare DOT as
21519 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21520 Andrey Galkin <agalkin@hypercom.com>
21523 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21524 Make object_name unique for each process.
21526 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21529 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21530 addressable variables in the parallel that could go out of scope while
21531 running queued tasks.
21533 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21535 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21536 (CASE_VALUES_THRESHOLD): Redefine.
21537 * config/avr/avr.c (avr_override_options): Remove initialization of
21538 avr_case_values_threshold variable.
21539 (avr_case_values_threshold): Remove variable. Add new function.
21540 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21541 * config/avr/avr.opt (mno-tablejump): Remove option.
21542 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21544 2009-04-01 DJ Delorie <dj@redhat.com>
21546 * varasm.c (default_function_rodata_section): Don't assume
21547 anything about where the first '.' in the section name is.
21549 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21551 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21552 rs6000_emit_stack_tie.
21554 2009-03-31 Ian Lance Taylor <iant@google.com>
21556 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21557 gimple_code with GIMPLE_RESX, not RESX.
21559 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21561 * c-common.c (c_get_ident): New.
21562 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21564 2009-04-01 Ben Elliston <bje@au.ibm.com>
21566 * config/rs6000/sysv4.opt (msdata): Improve option description.
21568 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21570 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21571 (divdf3_internal_lat): Remove.
21572 (divxf3_internal_lat): Remove.
21573 (divxf3_internal_thr): Remove.
21574 (divxf): Use divxf3_internal.
21575 * config/ia64/div.md (divsf3_internal_lat): New.
21576 (divdf3_internal_lat): New.
21577 (divxf3_internal): New.
21579 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21582 * Makefile.in (USE_GCC_STDINT): Define.
21583 (stmp-int-hdrs): Install stdint.h if applicable.
21584 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21586 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21587 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21588 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21589 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21590 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21591 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21592 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21593 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21594 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21595 (c_common_nodes_and_builtins): Initialize
21596 underlying_wchar_type_node. Do not initialize
21597 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21598 nodes for new types.
21599 (c_stddef_cpp_builtins): Define macros for new types.
21600 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21602 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21603 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21604 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21605 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21606 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21607 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21608 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21609 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21610 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21611 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21612 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21613 int16_type_node, int32_type_node, int64_type_node,
21614 uint8_type_node, uint16_type_node, c_uint32_type_node,
21615 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21616 int_least32_type_node, int_least64_type_node,
21617 uint_least8_type_node, uint_least16_type_node,
21618 uint_least32_type_node, uint_least64_type_node,
21619 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21620 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21621 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21622 uintptr_type_node): Define.
21623 * c-cppbuiltin.c (builtin_define_constants,
21624 builtin_define_type_minmax): New.
21625 (builtin_define_stdint_macros): Define more macros.
21626 (c_cpp_builtins): Define more limit macros.
21627 (type_suffix): New.
21628 (builtin_define_type_max): Define in terms of
21629 builtin_define_type_minmax. Remove is_long parameter. All
21631 * config.gcc (use_gcc_stdint): Define.
21632 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21633 Add newlib-stdint.h for generic targets.
21634 * config/glibc-stdint.h, config/newlib-stdint.h,
21635 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21636 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21637 * config/score/score.h (UINTPTR_TYPE): Define.
21638 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21639 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21640 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21641 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21642 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21643 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21644 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21645 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21646 * config/spu/spu.h (STDINT_LONG32): Define.
21647 * configure.ac (use_gcc_stdint): Substitute.
21648 * configure: Regenerate.
21649 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21650 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21651 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21652 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21653 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21654 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21655 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21656 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21657 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21658 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21659 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21660 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21661 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21662 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21663 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21664 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21665 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21666 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21667 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21668 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21669 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21670 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21671 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21672 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21673 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21674 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21675 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21676 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21677 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21679 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21681 * loop-iv.c (suitable_set_for_replacement): Renamed from
21682 simplify_using_assignment; changed to return bool and to accept new
21683 args DEST and SRC. Return true iff we find a source/destination pair
21684 that can be used to make a replacement, and fill SRC and DEST if so.
21685 Remove arg ALTERED. Don't deal with altered regs here. All callers
21687 (simplify_using_initial_values): Deal with altered regs here and track
21688 more precisely the effect they have on the validity of our expression.
21690 * loop-iv.c (simplify_using_condition): A condition of the form
21691 (EQ REG CONST) can be used to simply make a substitution.
21692 (simplify_using_initial_values): Keep track of conditions we have seen
21693 and keep using them to simplify new expressions, while applying the
21694 same substitutions to them as to the expression.
21696 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21697 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21700 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21701 changed. Use this when trying to improve the upper bound.
21702 Generate the comparison by using simplify_gen_relational.
21704 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21706 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21708 (simplify_using_assignment, simplify_using_initial_values): Call
21709 replace_in_expr to make replacements. Call replace_single_def_regs
21710 once on the initial version of the expression.
21712 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21715 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21717 2009-03-31 Richard Guenther <rguenther@suse.de>
21719 PR middle-end/31029
21720 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21721 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21723 2009-03-31 Richard Guenther <rguenther@suse.de>
21725 * tree.h (div_if_zero_remainder): Declare.
21726 * fold-const.c (div_if_zero_remainder): Export.
21727 * tree-ssa-forwprop.c
21728 (forward_propagate_addr_into_variable_array_index): Handle
21729 constant array index addition outside of the variable index.
21731 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21734 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21735 define_splits, floatunssi<mode>2): Require x87 conversions from
21736 DImode to be permitted.
21738 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21740 PR preprocessor/15638
21741 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21743 2009-03-31 Richard Guenther <rguenther@suse.de>
21745 PR middle-end/23401
21746 PR middle-end/27810
21747 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21748 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21749 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21750 a separate statement.
21751 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21752 (lookup_tmp_var): Likewise.
21753 (is_gimple_formal_tmp_or_call_rhs): Remove.
21754 (is_gimple_reg_or_call_rhs): Rename to ...
21755 (is_gimple_reg_rhs_or_call): ... this.
21756 (is_gimple_mem_or_call_rhs): Rename to ...
21757 (is_gimple_mem_rhs_or_call): ... this.
21758 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21759 DECL_GIMPLE_REG_P only if is_formal is true.
21760 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21761 for non-proper post-modify expression gimplification.
21762 (gimplify_self_mod_expr): For post-modify expressions gimplify
21763 the lvalue to a minimal lvalue.
21764 (rhs_predicate_for): Remove formal temp case.
21765 (gimplify_modify_expr_rhs): Likewise.
21766 (gimplify_addr_expr): Use is_gimple_reg.
21767 (gimplify_expr): Remove formal temp cases.
21768 (gimple_regimplify_operands): Likewise.
21769 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21770 and FILTER_EXPR like constants.
21771 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21773 (is_gimple_formal_tmp_rhs): Remove.
21774 (is_gimple_reg_rhs): Remove special casing.
21775 (is_gimple_mem_rhs): Fix.
21776 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21777 (is_gimple_formal_tmp_var): Remove.
21778 (is_gimple_formal_tmp_reg): Likewise.
21779 (is_gimple_min_lval): Allow invariant component ref parts.
21780 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21781 is_gimple_formal_tmp_reg): Remove declarations.
21782 * tree-cfg.c (verify_expr): Verify that variables with address
21783 taken do not have DECL_GIMPLE_REG_P set.
21784 * tree-mudflap.c (mf_build_check_statement_for): Use
21785 force_gimple_operand instead of gimplify_expr.
21787 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21789 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21790 schedulable rows to compute_split_row.
21792 2009-03-31 Ben Elliston <bje@au.ibm.com>
21795 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21798 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21800 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21801 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21802 * configure: Regenerate.
21803 * config.in: Regenerate.
21804 * config/rs6000/rs6000.opt (mtls-markers): Add.
21805 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21806 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21807 (tls_ld_aix, tls_ld_sysv): Likewise.
21808 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21809 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21811 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21813 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21815 2009-03-30 Jan Hubicka <jh@suse.cz>
21817 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21819 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21820 detection and label handling.
21822 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21824 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21825 left_conflicts_size.
21826 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21827 ALLOCNO_LEFT_CONFLICTS_SIZE.
21829 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21830 remove_allocno_from_bucket_and_push,
21831 allocno_spill_priority_compare, push_allocnos_to_stack,
21832 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21833 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21834 (setup_allocno_left_conflicts_num): Ditto. Rename to
21835 setup_allocno_left_conflicts_size.
21836 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21837 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21838 setup_allocno_left_conflicts_size instead of
21839 setup_allocno_left_conflicts_num.
21841 * ira-build.c (ira_create_allocno): Use
21842 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21843 ALLOCNO_LEFT_CONFLICTS_NUM.
21845 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21847 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21848 instead of DF_LR_OUT.
21850 * ira-lives.c (process_bb_node_lives): Ditto.
21852 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21853 instead of DF_LR_{OUT,IN}.
21855 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21857 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21859 2009-03-30 Jan Hubicka <jh@suse.cz>
21861 * except.c (label_to_region_map): Fix thinko.
21863 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21865 PR middle-end/38237
21866 * tree.h (tree_find_value): New declaration.
21867 * tree.c (tree_find_value): New function.
21868 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21870 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21873 * c-decl.c (struct c_binding): Add locus field.
21874 (bind): Add locus argument, set locus field from it.
21875 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21876 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21877 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21878 implicitly_declare, undeclared_variable, lookup_label,
21879 declare_label, c_make_fname_decl, c_builtin_function,
21880 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21883 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21886 * config/i386/i386.c (classify_argument): Check total size of
21889 2009-03-30 Martin Jambor <mjambor@suse.cz>
21891 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21892 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21893 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21896 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21897 seen_variable_array_ref while also traversing a union.
21899 * tree-inline.c (optimize_inline_calls): Do not call
21900 cgraph_node_remove_callees.
21901 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21902 (pass_remove_cgraph_callee_edges): New variable.
21903 * passes.c (init_optimization_passes): Add
21904 pass_remove_cgraph_callee_edges after early inlining and before all
21905 late intraprocedural passes.
21907 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21909 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21911 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21912 Fix typos in names.
21914 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21916 * combine.c (simplify_comparison): Use have_insn_for.
21917 * dojump.c (do_jump): Likewise.
21919 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21921 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21922 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21923 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21924 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21925 instead of sparc_compare_emitted.
21926 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21927 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21928 instead of sparc_compare_emitted.
21930 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21932 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21933 enter/exit cfglayout mode.
21934 (pass_partition_block): Require it.
21935 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21936 (combine_instructions): Track basic blocks instead of labels.
21937 (update_cfg_for_uncondjump): New.
21938 (try_combine): Use it. Update jumps after rescanning.
21939 (pass_combine): Require PROP_cfglayout.
21940 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21942 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21944 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21945 Provide/destroy PROP_cfglayout respectively.
21946 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21947 * tree-pass.h (PROP_cfglayout): New.
21949 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21951 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21952 fold_convert_const_fixed_from_fixed,
21953 fold_convert_const_fixed_from_int,
21954 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21955 set TREE_CONSTANT_OVERFLOW.
21956 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21957 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21959 2009-03-30 Ira Rosen <irar@il.ibm.com>
21961 * tree-vect-loop-manip.c: New file.
21962 * tree-vectorizer.c: Update documentation and included files.
21963 (vect_loop_location): Make extern.
21964 (rename_use_op): Move to tree-vect-loop-manip.c
21965 (rename_variables_in_bb, rename_variables_in_loop,
21966 slpeel_update_phis_for_duplicate_loop,
21967 slpeel_update_phi_nodes_for_guard1,
21968 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21969 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21970 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21971 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21972 find_loop_location): Likewise.
21973 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21974 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21975 get_vectype_for_scalar_type, vect_is_simple_use,
21976 supportable_widening_operation, supportable_narrowing_operation):
21978 (bb_in_loop_p): Move to tree-vect-loop.c.
21979 (new_loop_vec_info, destroy_loop_vec_info,
21980 reduction_code_for_scalar_code, report_vect_op,
21981 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21982 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21983 (vect_supportable_dr_alignment): Likewise.
21984 * tree-vectorizer.h (tree-data-ref.h): Include.
21985 (vect_loop_location): Declare.
21986 Reorganize function declarations according to the new file structure.
21987 * tree-vect-loop.c: New file.
21988 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21989 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21990 * tree-vect-data-refs.c: New file.
21991 * tree-vect-patterns.c (timevar.h): Don't include.
21992 * tree-vect-stmts.c: New file.
21993 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21994 tree-vect-slp.c, tree-vect-loop.c.
21995 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21996 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21997 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21998 (tree-vect-analyze.o): Remove.
21999 (tree-vect-transform.o): Likewise.
22000 (tree-vect-data-refs.o): Add rule.
22001 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22002 tree-vect-slp.o): Likewise.
22003 (tree-vect-patterns.o): Remove redundant dependencies.
22004 (tree-vectorizer.o): Likewise.
22005 * tree-vect-slp.c: New file.
22007 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22009 * optc-gen.awk: Warn if an option flag has multiple different
22012 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22014 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22015 -floop-block): Document dependences on PPL, CLooG and Graphite.
22017 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22019 PR rtl-optimization/323
22020 * c-common.c (c_fully_fold, convert_and_check,
22021 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22022 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22023 * c-common.def (EXCESS_PRECISION_EXPR): New.
22024 * c-cppbuiltin.c (builtin_define_float_constants): Define
22025 constants with enough digits for long double.
22026 * c-lex.c (interpret_float): Interpret constant with excess
22027 precision where appropriate.
22028 * c-opts.c (c_common_post_options): Set
22029 flag_excess_precision_cmdline. Give an error for
22030 -fexcess-precision=standard for C++ for processors where the
22031 option is significant.
22032 * c-parser.c (c_parser_conditional_expression): Handle excess
22033 precision in condition.
22034 * c-typeck.c (convert_arguments): Handle arguments with excess
22036 (build_unary_op): Move excess precision outside operation.
22037 (build_conditional_expr): Likewise.
22038 (build_compound_expr): Likewise.
22039 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22040 (build_modify_expr): Handle excess precision in RHS.
22041 (convert_for_assignment): Handle excess precision in converted
22043 (digest_init, output_init_element, process_init_element): Handle
22044 excess precision in initializer.
22045 (c_finish_return): Handle excess precision in return value.
22046 (build_binary_op): Handle excess precision in operands and add
22047 excess precision as needed for operation.
22048 * common.opt (-fexcess-precision=): New option.
22049 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22050 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22051 For standard excess precision, output explicit conversion to and
22052 truncation from XFmode.
22053 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22054 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22055 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22056 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22057 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22058 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22059 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22060 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22061 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22062 define_splits, sqrt<mode>2): Disable where appropriate for
22063 standard excess precision.
22064 * convert.c (convert_to_real): Do not shorten arithmetic to type
22065 for which excess precision would be used.
22066 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22067 * doc/invoke.texi (-fexcess-precision=): Document option.
22068 (-mfpmath=): Correct index entry.
22069 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22070 flag_excess_precision): New.
22071 * langhooks.c (lhd_post_options): Set
22072 flag_excess_precision_cmdline.
22073 * opts.c (common_handle_option): Handle -fexcess-precision=.
22074 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22075 init_excess_precision): New.
22076 (lang_dependent_init_target): Call init_excess_precision.
22077 * tree.c (excess_precision_type): New.
22078 * tree.h (excess_precision_type): Declare.
22080 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22083 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22084 non-lvalue to component.
22086 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22088 PR preprocessor/34695
22089 * Makefile.in (c-opts.o): Depend on c-tree.h.
22090 * c-common.c: Move down include of diagnostic.h.
22091 (done_lexing, c_cpp_error): New.
22092 * c-common.h (done_lexing): Declare.
22093 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22095 * c-opts.c: Include c-tree.h.
22096 (c_common_init_options): Set preprocessor error callback.
22097 (c_common_handle_option): Do not set preprocessor
22098 inhibit_warnings, warnings_are_errors, warn_system_headers,
22099 pedantic_errors or inhibit_warnings flags.
22100 (c_common_post_options): Do not check cpp_errors (parse_in).
22101 (c_common_finish): Do not output dependencies if there were
22102 errors. Do not check return value of cpp_finish.
22103 * c-ppoutput.c (pp_file_change): Set input_location.
22104 * c-tree.h (c_cpp_error): Declare.
22105 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22107 (diagnostic_build_prefix): Check override_column.
22108 * diagnostic.h (diagnostic_info): Add override_column field.
22109 (diagnostic_override_column): Define.
22111 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22113 * c-common.c (c_expand_expr, c_staticp): Remove.
22114 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22115 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22116 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22117 * c-gimplify.c (gimplify_compound_literal_expr,
22118 optimize_compound_literals_in_ctor): Remove.
22119 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22120 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22121 * c-semantics.c (emit_local_var): Remove.
22123 * langhooks-def.h (lhd_expand_expr): Remove.
22124 * langhooks.c (lhd_expand_expr): Remove.
22125 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22127 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22128 handling from c-semantics.c; don't call into langhook.
22129 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22130 * gimplify.c (gimplify_compound_literal_expr,
22131 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22132 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22133 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22134 as was done in c-gimplify.c.
22135 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22136 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22137 Move from c-common.h.
22138 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22140 * tree.c (staticp): Do not call langhook.
22141 * langhooks.c (lhd_staticp): Delete.
22142 * langhooks-def.h (lhd_staticp): Delete prototype.
22143 (LANG_HOOKS_STATICP): Delete.
22144 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22146 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22147 instead of DECL_STMTs.
22149 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22157 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22159 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22160 contained expression.
22161 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22162 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22163 conditional expressions for C.
22164 (decl_constant_value_for_optimization): Move from
22165 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22166 whether optimizing and that the expression is a VAR_DECL not of
22167 array type instead of doing such checks in the caller. Do not
22168 check pedantic. Call gcc_unreachable for C++.
22169 * c-common.def (C_MAYBE_CONST_EXPR): New.
22170 * c-common.h (c_fully_fold, c_save_expr,
22171 decl_constant_value_for_optimization): New prototypes.
22172 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22173 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22174 EXPR_INT_CONST_OPERANDS): Define.
22175 * c-convert.c (convert): Strip nops from expression.
22176 * c-decl.c (groktypename): Take extra parameters expr and
22177 expr_const_operands. Update call to grokdeclarator.
22178 (start_decl): Update call to grokdeclarator. Add statement for
22179 expressions used in type of decl.
22180 (grokparm): Update call to grokdeclarator.
22181 (push_parm_decl): Update call to grokdeclarator.
22182 (build_compound_literal): Add parameter non_const and build a
22183 C_MAYBE_COSNT_EXPR if applicable.
22184 (grokdeclarator): Take extra parameters expr and
22185 expr_const_operands. Track expressions used in declaration
22186 specifiers and declarators. Fold array sizes and track whether
22187 they are constant expressions and whether they are integer
22188 constant expressions.
22189 (parser_xref_tag): Set expr and expr_const_operands fields in
22191 (grokfield): Update call to grokdeclarator.
22192 (start_function): Update call to grokdeclarator.
22193 (build_null_declspecs): Set expr and expr_const_operands fields in
22195 (declspecs_add_type): Handle expressions in typeof specifiers.
22196 * c-parser.c (c_parser_declspecs): Set expr and
22197 expr_const_operands fields for declaration specifiers.
22198 (c_parser_enum_specifier): Likewise.
22199 (c_parser_struct_or_union_specifier): Likewise.
22200 (c_parser_typeof_specifier): Likewise. Update call to
22201 groktypename. Fold expression as needed. Return expressions with
22202 type instead of adding statements.
22203 (c_parser_attributes): Update calls to c_parser_expr_list.
22204 (c_parser_statement_after_labels): Fold expression before passing
22205 to objc_build_throw_stmt.
22206 (c_parser_condition): Fold expression.
22207 (c_parser_asm_operands): Fold expression.
22208 (c_parser_conditional_expression): Use c_save_expr. Update call
22209 to build_conditional_expr.
22210 (c_parser_alignof_expression): Update call to groktypename.
22211 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22212 original_code. Fold expression argument of va_arg. Create
22213 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22214 argument to va_arg. Update calls to groktypename. Fold array
22215 index for offsetof. Verify that first argument to
22216 __builtin_choose_expr has integer type.
22217 (c_parser_postfix_expression_after_paren_type): Update calls to
22218 groktypename and build_compound_literal. Handle expressions with
22219 side effects in type name.
22220 (c_parser_postfix_expression_after_primary): Update call to
22221 c_parser_expr_list. Set original_code for calls to
22222 __builtin_constant_p.
22223 (c_parser_expr_list): Take extra parameter fold_p. Fold
22224 expressions if requested.
22225 (c_parser_objc_type_name): Update call to groktypename.
22226 (c_parser_objc_synchronized_statement): Fold expression.
22227 (c_parser_objc_receiver): Fold expression.
22228 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22229 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22230 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22231 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22232 (struct c_typespec): Add elements expr and expr_const_operands.
22233 (struct c_declspecs): Add elements expr and expr_const_operands.
22234 (groktypename, build_conditional_expr, build_compound_literal):
22236 (in_late_binary_op): Declare.
22237 * c-typeck.c (note_integer_operands): New function.
22238 (in_late_binary_op): New variable.
22239 (decl_constant_value_for_broken_optimization): Move to c-common.c
22240 and rename to decl_constant_value_for_optimization.
22241 (default_function_array_conversion): Do not strip nops.
22242 (default_conversion): Do not call
22243 decl_constant_value_for_broken_optimization.
22244 (build_array_ref): Do not fold result.
22245 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22246 result when operand is a VLA.
22247 (c_expr_sizeof_type): Update call to groktypename. Handle
22248 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22249 result when operand names a VLA type.
22250 (build_function_call): Update call to build_compound_literal.
22251 Only fold result for calls to __builtin_* functions. Strip
22252 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22253 the function designator.
22254 (convert_arguments): Fold arguments. Update call to
22255 convert_for_assignment.
22256 (build_unary_op): Handle increment and decrement of
22257 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22258 decrement earlier. Fold operand of increment and decrement.
22259 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22260 built for integer operand. Wrap returns that are INTEGER_CSTs
22261 without being integer constant expressions or that have integer
22262 constant operands without being INTEGER_CSTs.
22263 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22264 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22265 result is an integer constant expression or can be used in
22266 unevaluated parts of one and avoid folding and wrap as
22267 appropriate. Fold operands before possibly doing -Wsign-compare
22269 (build_compound_expr): Wrap result for C99 if operands can be used
22270 in integer constant expressions.
22271 (build_c_cast): Update call to digest_init. Do not ignore
22272 overflow from casting floating-point constants to integers. Wrap
22273 results that could be confused with integer constant expressions,
22274 null pointer constants or floating-point constants.
22275 (c_cast_expr): Update call to groktypename. Handle expressions
22276 included in type name.
22277 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22278 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22279 Update calls to convert_for_assignment.
22280 (convert_for_assignment): Take new parameter
22281 null_pointer_constant. Do not strip nops or call
22282 decl_constant_value_for_broken_optimization. Set
22283 in_late_binary_op for conversions to boolean.
22284 (store_init_value): Update call to digest_init.
22285 (digest_init): Take new parameter null_pointer_constant. Do not
22286 call decl_constant_value_for_broken_optimization. pedwarn for
22287 initializers not constant expressions. Update calls to
22288 convert_for_assignment.
22289 (constructor_nonconst): New.
22290 (struct constructor_stack): Add nonconst element.
22291 (really_start_incremental_init, push_init_level, pop_init_level):
22292 Handle constructor_nonconst and nonconst element.
22293 (set_init_index): Call constant_expression_warning for array
22295 (output_init_element): Fold value. Set constructor_nonconst as
22296 applicable. pedwarn for initializers not constant expressions.
22297 Update call to digest_init. Call constant_expression_warning
22298 where constant initializers are required.
22299 (process_init_element): Use c_save_expr.
22300 (c_finish_goto_ptr): Fold expression.
22301 (c_finish_return): Fold return value. Update call to
22302 convert_for_assignment.
22303 (c_start_case): Fold switch expression.
22304 (c_process_expr_stmt): Fold expression.
22305 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22306 ensure statement expression is not evaluated in constant expression.
22307 (build_binary_op): Track whether results are integer constant
22308 expressions or may occur in such, disable folding and wrap results
22309 as applicable. Fold operands for -Wsign-compare warnings unless
22311 (c_objc_common_truthvalue_conversion): Handle results folded to
22312 integer constants that are not integer constant expressions.
22313 * doc/extend.texi: Document when typeof operands are evaluated,
22314 that condition of __builtin_choose_expr is an integer constant
22315 expression, and more about use of __builtin_constant_p in
22318 2009-03-29 Richard Guenther <rguenther@suse.de>
22320 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22321 propagate addresses of array references.
22323 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22325 * regmove.c (perhaps_ends_bb_p): Remove.
22326 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22327 from INSN and check that the main loop stays within that basic block.
22328 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22329 (regmove_forward_pass): Split out from regmove_optimize. Use
22330 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22331 (regmove_backward_pass): Split out from regmove_optimize. Use
22332 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22333 (regmove_optimize): Simplify.
22335 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22338 * config/i386/i386.c (classify_argument): Ignore flexible array
22339 member in struct and warn ABI change.
22341 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22343 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22345 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22346 (ix86_adjust_cost): Updated.
22348 2009-03-29 Jan Hubicka <jh@suse.cz>
22350 PR middle-end/28850
22351 * tree-pass.h (pass_cleanup_eh): New function.
22352 (remove_unreachable_regions): Break code handling RTL
22353 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22354 that can not be reached by runtime.
22355 (can_be_reached_by_runtime): New function.
22356 (label_to_region_map): New function.
22357 (num_eh_regions): New function.
22358 (rtl_remove_unreachable_regions): New function.
22359 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22360 (remove_eh_region): New function.
22361 * except.h: Include sbitmap and vecprim.
22362 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22363 num_eh_regions): Declare.
22364 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22365 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22366 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22367 (tree_empty_eh_handler_p): New function.
22368 (cleanup_empty_eh): New function.
22369 (cleanup_eh): New function.
22370 (pass_cleanup_eh): New function.
22372 2009-03-29 Jan Hubicka <jh@suse.cz>
22374 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22375 for removed regions.
22377 2009-03-29 Jan Hubicka <jh@suse.cz>
22379 * except.c (dump_eh_tree): Dump all datastructures.
22381 2009-03-29 Jan Hubicka <jh@suse.cz>
22383 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22384 (duplicate_eh_regions_1): Likewise.
22385 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22386 vector; call EH verification.
22387 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22388 Be ready for region being removed.
22390 2009-03-29 Jan Hubicka <jh@suse.cz>
22392 * bitmap.c (bitmap_last_set_bit): New function.
22393 * bitmap.h (bitmap_last_set_bit): Declare.
22395 2009-03-29 David Ayers <ayers@fsfe.org>
22398 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22399 by calling objc_compare_types and surpress warnings about
22400 incompatible C pointers that are compatible ObjC pointers.
22402 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22404 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22405 call initialize_inline_failed.
22406 (initialize_inline_failed): Move it from here ...
22407 * cgraph.c (initialize_inline_failed): ... to here.
22408 (cgraph_create_edge): Call initialize_inline_failed rather than
22409 setting inline_failed directly.
22411 2009-03-29 Ben Elliston <bje@au.ibm.com>
22414 * sysv4.opt (msdata): Improve comment.
22415 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22416 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22418 2009-03-29 Ben Elliston <bje@au.ibm.com>
22421 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22422 load and store attributes.
22424 2009-03-29 Ben Elliston <bje@au.ibm.com>
22426 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22427 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22428 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22429 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22430 __builtin_infq and __builtin_huge_valq.
22432 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22434 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22436 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22437 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22439 2009-03-28 Xinliang David Li <davidxl@google.com>
22441 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22442 (do_dbg_cnt): New function.
22444 2009-03-28 Jan Hubicka <jh@suse.cz>
22446 Merge from pretty-ipa:
22448 2009-03-27 Jan Hubicka <jh@suse.cz>
22450 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22451 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22452 * passes.c (function_called_by_processed_nodes_p): New.
22453 * ipa-pure-const.c (check_call): Fix handling of operands.
22454 (analyze_function): Dump debug output for skipped bodies.
22455 (local_pure_const): Use function_called_by_processed_nodes_p.
22456 * dwarf2out.c (reference_to_unused): Use output.
22457 * passes.c (do_per_function_toporder): Likewise.
22459 2008-11-12 Jan Hubicka <jh@suse.cz>
22461 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22462 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22463 state_set_in_source enum
22464 (check_decl): Ignore memory tags; do not set fake looping flags;
22466 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22467 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22468 (check_call, analyze_function): Rewrite.
22470 (add_new_function): Update call of analyze_function.
22471 (generate_summary): Add call of analyze_function.
22472 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22473 (local_pure_const): New function.
22474 (pass_local_pure_const): New pass.
22475 * ipa-inline.c (inline_transform): Set after_inlining.
22476 * tree-eh.c (stmt_can_throw_external): New.
22477 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22478 work with aliasing built.
22479 * tree-flow.h (stmt_can_throw_external): New.
22480 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22481 and local pure/const pass in early and late optimization queue.
22483 2009-03-28 Martin Jambor <mjambor@suse.cz>
22485 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22487 (fold_binary): Allow function decl aligment consideration is the
22488 second argument is integer constant one.
22489 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22490 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22491 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22493 2009-03-28 Jan Hubicka <jh@suse.cz>
22495 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22496 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22497 * function.h (rtl_data): Add nothrow flag.
22498 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22499 set DECL_NOTHROW for AVAILABLE functions.
22501 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22503 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22504 following vector keyword has expansion starting with pixel or bool
22505 keyword, expand vector to __vector and pixel or bool to __pixel or
22509 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22510 warn_if_disallowed_function_p): Removed.
22511 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22512 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22513 warning_if_disallowed_function_p.
22514 * flags.h (warn_if_disallowed_function_p,
22515 warn_disallowed_functions): Removed.
22516 * common.opt (Wdisallowed-function-list=): Removed.
22517 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22519 2009-03-28 Richard Guenther <rguenther@suse.de>
22521 PR tree-optimization/38723
22522 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22525 2009-03-28 Jan Hubicka <jh@suse.cz>
22527 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22528 test introduced by my previous patch.
22530 2009-03-28 Richard Guenther <rguenther@suse.de>
22532 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22533 the PHIs value undefined.
22535 2009-03-28 Jan Hubicka <jh@suse.cz>
22537 * tree-pass.h (pass_fixup_cfg): New pass.
22538 * ipa-inline.c (inline_transform): Set
22539 always_inline_functions_inlined/after_inlining.
22540 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22541 (pass_fixup_cfg): New pass.
22542 * passes.c (init_optimization_passes): Add fixup_cfg.
22544 2009-03-28 Richard Guenther <rguenther@suse.de>
22546 PR tree-optimization/38458
22547 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22548 argument use the arguments copy-of value.
22550 2009-03-28 Richard Guenther <rguenther@suse.de>
22552 PR tree-optimization/38180
22553 * tree-ssa-ccp.c (get_default_value): Simplify.
22554 (likely_value): Likewise.
22555 (surely_varying_stmt_p): Properly handle VOP case.
22556 (ccp_initialize): Likewise.
22557 (ccp_fold): Handle propagating through *&.
22558 (fold_const_aggregate_ref): Also handle decls.
22560 2009-03-28 Jan Hubicka <jh@suse.cz>
22562 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22563 * cgraph.h (cgraph_node): Likewise.
22564 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22565 (cgraph_reset_node): Use process flag.
22566 (cgraph_mark_functions_to_output): Likewise.
22567 (cgraph_expand_function): Likewise.
22568 (cgraph_expand_all_functions): Likewise.
22569 (cgraph_output_in_order): Likewise.
22570 * dwarf2out.c (reference_to_unused): Likewise.
22571 * passes.c do_per_function_toporder): Likewise.
22573 2009-03-28 Jan Hubicka <jh@suse.cz>
22575 Bring from lto-branch:
22577 2008-09-03 Doug Kwan <dougkwan@google.com>
22579 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22580 enums instead of reason strings.
22581 * cgraph.c (cgraph_create_edge): Same.
22582 (cgraph_inline_failed_string): New function.
22583 * cgraph.h (cgraph_inline_failed_t): New enum type.
22584 (cgraph_inline_failed_string): New prototype.
22585 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22586 char pointer to cgraph_inline_failed_t.
22587 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22588 (cgraph_default_inline_p): Ditto.
22589 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22590 to cgraph_inline_failed_t pointer.
22591 * cif-code.def: New file.
22592 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22594 (cgraph_check_inline_limits): Change type of REASON to pointer to
22595 cgraph_inline_failed_t. Replace reason strings with enums.
22596 (cgraph_default_inline_p): Ditto.
22597 (cgraph_recursive_inlining_p): Ditto.
22598 (update_caller_keys): Change type of FAILED_REASON to
22599 cgraph_inline_failed_t.
22600 (cgraph_set_inline_failed): Change type of REASON to pointer to
22601 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22602 convert enums to strings for text output.
22603 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22604 to be of type cgraph_inline_failed_t. Replace reason strings with
22605 enums. Call cgraph_inline_failed_string to covert enums
22606 to strings for text output.
22607 (cgraph_decide_inlining): Replace reason strings with enums.
22608 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22609 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22611 * tree-inline.c (expand_call_inline): Change type of REASON
22612 to cgraph_inline_failed_t. Replace reason strings with enums.
22613 Call cgraph_inline_failed_string for text output.
22614 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22617 2009-03-28 Jan Hubicka <jh@suse.cz>
22619 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22620 cgraph_clone_node): Remove master clone handling.
22621 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22622 * cgraph.h (master_clone): Remove.
22623 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22624 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22625 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22627 2009-03-28 Jan Hubicka <jh@suse.cz>
22629 * cgraph.c (cgraph_function_body_availability): Functions declared
22630 inline are always safe to assume that it is not going to be replaced.
22632 2009-03-28 Richard Guenther <rguenther@suse.de>
22634 PR tree-optimization/38513
22635 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22636 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22637 EXC_PTR_EXPR and FILTER_EXPR.
22638 (get_ref_from_reference_ops): Likewise.
22640 2009-03-28 Richard Guenther <rguenther@suse.de>
22642 PR tree-optimization/38968
22643 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22644 Use FLOOR_MOD_EXPR to compute misalignment.
22646 2009-03-28 Richard Guenther <rguenther@suse.de>
22648 PR tree-optimization/37795
22649 * tree.h (combine_comparisons): Declare.
22650 * fold-const.c (combine_comparisons): Export.
22651 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22653 (ifcombine_iforif): Use combine_comparisons.
22655 2009-03-28 Jan Hubicka <jh@suse.cz>
22657 * tree-eh.c (inlinable_call_p): New function.
22658 (make_eh_edges): Use it.
22659 (verify_eh_edges): Use it.
22660 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22661 * except.c (reachable_next_level): Add inlinable_function argument
22662 (sjlj_find_directly_reachable_regions): Update.
22663 (add_reachable_handler): Do not set saw_any_handlers.
22664 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22665 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22666 Add new inlinable call parameter.
22667 (can_throw_internal, can_throw_external): Update.
22668 * except.h (can_throw_internal_1, can_throw_external_1,
22669 foreach_reachable_handler): Update declaration.
22671 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22673 * config/arm/t-arm-coff, config/h8300/coff.h,
22674 config/i386/i386-aout.h, config/i386/i386-coff.h,
22675 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22676 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22677 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22678 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22679 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22680 sys-types.h: Remove.
22681 * Makefile.in: Remove protoize and fixproto support and references
22683 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22684 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22686 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22687 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22688 unprotoize$(exeext).
22689 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22690 (.PHONY): Don't depend on proto.
22691 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22692 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22693 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22694 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22695 build/gen-protos.o, build/scan.o, xsys-protos.h,
22696 build/fix-header$(build_exeext), build/fix-header.o,
22697 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22698 stmp-install-fixproto): Remove.
22699 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22700 SYSCALLS.c or fixproto files.
22701 (install-common): Don't install protoize.
22702 (install-headers-tar, install-headers-cpio, install-headers-cp):
22703 Don't depend on $(STMP_FIXPROTO).
22704 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22705 install fixproto files or write out fixproto settings.
22706 (uninstall): Don't uninstall protoize.
22707 * config.gcc (use_fixproto): Remove.
22708 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22709 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22710 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22711 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22712 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22713 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22714 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22715 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22716 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22717 * config/t-vxworks (STMP_FIXPROTO): Remove.
22718 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22719 STMP_FIXPROTO): Remove.
22720 * config.in, configure: Regenerate.
22721 * crtstuff.c (gid_t, uid_t): Don't undefine.
22722 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22723 (arm-*-coff, arm-*-aout: Remove target entries.
22724 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22725 Remove mention of AIX 4.1.
22726 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22727 * doc/invoke.texi (Running Protoize): Remove.
22728 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22729 (Protoize Caveats): Remove.
22730 * tsystem.h: Update comments on headers assumed to exist.
22732 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22734 * genautomata.c: Add a new year to the copyright. Add a new
22736 (struct insn_reserv_decl): Add comments for member bypass_list.
22737 (find_bypass): Remove.
22738 (insert_bypass): New.
22739 (process_decls): Use insert_bypass.
22740 (output_internal_insn_latency_func): Output all bypasses with the
22741 same input insn in one switch case.
22743 * rtl.def (define_bypass): Describe bypass choice.
22744 * doc/md.texi (define_bypass): Ditto.
22746 2009-03-27 Richard Guenther <rguenther@suse.de>
22748 * gimplify.c (mark_addressable): Export.
22749 * tree-flow.h (mark_addressable): Declare.
22750 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22751 * tree-ssa.c (verify_phi_args): Verify that address taken
22752 variables have TREE_ADDRESSABLE set.
22754 2009-03-27 Richard Guenther <rguenther@suse.de>
22756 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22757 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22758 Do not mark decls TREE_ADDRESSABLE.
22759 (build_fold_addr_expr): Adjust.
22760 (fold_addr_expr): Remove.
22761 (fold_unary): Use build_fold_addr_expr.
22762 (fold_comparison): Likewise.
22763 (split_address_to_core_and_offset): Likewise.
22764 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22766 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22767 (gimplify_modify_expr_to_memcpy): Mark source and destination
22769 * omp-low.c (create_omp_child_function): Mark the object decl
22771 (lower_rec_input_clauses): Mark the var we take the address of
22773 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22775 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22777 PR middle-end/39315
22778 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22779 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22781 2009-03-27 Richard Guenther <rguenther@suse.de>
22783 PR tree-optimization/39120
22784 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22786 (handle_lhs_call): Process return constraints. Add escape
22787 constraints if necessary.
22788 (handle_const_call): Fill out return constraints. Make nested
22789 case more precise. Avoid consttmp if possible.
22790 (handle_pure_call): Fill out return constraints. Avoid
22791 callused if possible.
22792 (find_func_aliases): Simplify call handling.
22794 2009-03-27 Richard Guenther <rguenther@suse.de>
22796 PR tree-optimization/39120
22797 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22798 as a representative.
22799 (solve_graph): Do propagate CALLUSED.
22800 (handle_pure_call): Use a scalar constraint from CALLUSED for
22802 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22805 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22808 * c-common.c (handle_aligned_attribute): Properly check alignment
22809 overflow. Use (1U << i) instead of (1 << i).
22811 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22813 * expr.h (get_mem_align_offset): Updated.
22815 * tree.h (tree_decl_common): Change align to "unsigned int" and
22816 move it before pointer_alias_set.
22818 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22819 Jakub Jelinek <jakub@redhat.com>
22822 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22823 gr_register_operand with gr_reg_or_0_operand.
22824 (cmpxchg_rel_di): Likewise.
22825 (sync_lock_test_and_set<mode>): Likewise.
22827 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22829 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22830 (true_regnum): Likewise.
22832 * rtlanal.c (subreg_info): Moved to ...
22833 * rtl.h (subreg_info): Here. New.
22834 (subreg_get_info): New.
22836 * rtlanal.c (subreg_get_info): Make it extern.
22838 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22841 * config/i386/i386.c (ix86_abi): New.
22842 (override_options): Handle -mabi=.
22843 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22844 (ix86_call_abi_override): Likewise.
22845 (init_cumulative_args): Likewise.
22846 (function_arg_advance): Likewise.
22847 (function_arg_64): Likewise.
22848 (function_arg): Likewise.
22849 (ix86_pass_by_reference): Likewise.
22850 (ix86_function_value_regno_p): Likewise.
22851 (ix86_build_builtin_va_list_abi): Likewise.
22852 (setup_incoming_varargs_64): Likewise.
22853 (is_va_list_char_pointer): Likewise.
22854 (ix86_init_machine_status): Likewise.
22855 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22856 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22857 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22858 (ix86_function_abi): Make it static and return enum calling_abi.
22859 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22861 (ix86_fn_abi_va_list): Updated.
22863 * config/i386/i386.h (ix86_abi): New.
22864 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22865 (CONDITIONAL_REGISTER_USAGE): Likewise.
22866 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22867 (machine_function): Likewise.
22869 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22871 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22872 (STACK_BOUNDARY): Likewise.
22873 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22875 * config/i386/i386.opt (mabi=): New.
22877 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22878 return enum calling_abi.
22879 (ix86_function_type_abi): Likewise.
22880 (ix86_function_abi): Removed.
22882 * doc/invoke.texi: Document -mabi= option for x86.
22884 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22886 * builtins.c (real_dconstp): Delete.
22887 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22889 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22890 Jakub Jelinek <jakub@redhat.com>
22893 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22894 (gen_subprogram_die): When a function is explicit, generate the
22895 DW_AT_explicit attribute.
22896 * langhooks.h (struct lang_hooks_for_decls): Add
22897 function_decl_explicit_p langhook.
22898 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22899 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22901 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22903 * builtins.c (fold_builtin_memory_op): Optimize memmove
22904 into memcpy if we can prove source and destination don't overlap.
22906 * tree-inline.c: Include gt-tree-inline.h.
22907 (clone_fn_id_num): New variable.
22908 (clone_function_name): New function.
22909 (tree_function_versioning): Use it.
22910 * Makefile.in (GTFILES): Add tree-inline.c.
22912 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22914 * BASE-VER: Change to 4.5.0.
22916 2009-03-27 Xinliang David Li <davidxl@google.com>
22918 PR tree-optimization/39557
22919 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22921 2009-03-27 Xinliang David Li <davidxl@google.com>
22923 PR tree-optimization/39548
22924 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22927 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22929 * c-common.c (pointer_int_sum): Use %wd on return from
22932 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22934 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22935 on return from tree_low_cst.
22937 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22940 * ginclude/stdarg.h (va_copy): Define also for
22941 __GXX_EXPERIMENTAL_CXX0X__.
22943 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22946 * builtins.h (c_strlen): Do not warn here.
22947 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22948 * c-common.c (pointer_int_sum): Take an explicit location.
22949 Warn about offsets out of bounds.
22950 * c-common.h (pointer_int_sum): Adjust declaration.
22952 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22954 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22957 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22960 * opts.c (warn_if_disallowed_function_p): Don't assume
22961 get_callee_fndecl must return non-NULL.
22963 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22965 PR rtl-optimization/39522
22966 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22967 when reg_reloaded_valid is set.
22969 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22971 * config/spu/divv2df3.c: New file.
22972 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22973 (DPBIT_FUNCS): Filter out _div_df.
22975 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22977 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22978 a jump insn, count that jump in the distance to the loop start.
22980 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22983 * config/sh/sh.c (calc_live_regs): Fix condition for global
22984 registers except PIC_OFFSET_TABLE_REGNUM.
22986 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22989 * doc/invoke.texi (-mconsole): New.
22991 (-mno-cygwin): New.
22993 (-mnop-fun-dllimport): New.
22997 (sub section "i386 and x86-64 Windows Options"): New.
22999 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23001 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23002 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23004 2009-03-25 Richard Guenther <rguenther@suse.de>
23006 PR middle-end/39497
23007 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23010 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23012 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23013 neither of haifa/selective schedulers are working.
23015 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23017 * doc/invoke.texi (Debugging Options): Fix description of
23018 -fno-merge-debug-strings.
23020 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23022 * config/cris/libgcc.ver: New version-script.
23023 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23025 * configure.ac <GAS features, nop mnemonic>: Add pattern
23026 crisv32-*-* for "nop".
23027 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23028 * configure: Regenerate.
23030 2009-03-24 Ira Rosen <irar@il.ibm.com>
23032 PR tree-optimization/39529
23033 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23034 mark_sym_for_renaming for the tag copied to the new vector
23037 2009-03-24 Arthur Loiret <aloiret@debian.org>
23039 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23040 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23041 EXTRA_SPEC_FUNCTIONS.
23042 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23043 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23044 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23045 -march and -mtune options.
23047 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23049 * config/m68k/t-rtems: Add m5329 multilib.
23051 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23052 Jakub Jelinek <jakub@redhat.com>
23055 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23058 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23061 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23062 instead of c_parser_expression_conv, if original_code isn't one of the
23063 4 allowed comparison codes, fail.
23065 2009-03-23 Richard Guenther <rguenther@suse.de>
23067 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23068 * tree.h (struct tree_type): Likewise.
23069 * reload.h (struct insn_chain): Likewise.
23070 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23071 * function.h (struct function): Likewise.
23072 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23074 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23076 PR tree-optimization/39516
23077 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23079 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23081 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23082 should be set true if BITS_PER_WORD of target is bigger than 32
23084 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23086 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23087 Translate -B-options to -rpath-link. Correct existing
23088 rpath-link and conditionalize on !nostdlib.
23090 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23092 * doc/extend.texi (Function Attributes, Variable Attributes):
23094 * doc/invoke.texi (Debugging Options, Optimize Options)
23095 (i386 and x86-64 Options, MCore Options): Likewise.
23097 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23100 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23101 it for block local namespace aliases.
23102 (gen_decl_die): Pass context_die to gen_namespace_die.
23104 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23107 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23108 minimum or maximum value.
23110 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23112 * reginfo.c (globalize_reg): Recompute derived reg sets.
23114 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23117 * libgcc2.c (mprotect): Do not use signed arguments for
23118 VirtualProtect, use DWORD arguments. Also fix the 'may
23119 be used uninitialized' warning for the np variable.
23121 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23124 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23125 functions using regparm calling conventions when not optimizing.
23126 (ix86_function_sseregparm): Similarly for sseregparm calling
23129 2009-03-19 Li Feng <nemokingdom@gmail.com>
23131 PR middle-end/39500
23132 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23133 dependence if the first conflict is after niter iterations.
23135 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23137 PR middle-end/38609
23138 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23139 functions with dynamic stack-pointer adjustments.
23141 2009-03-19 Ben Elliston <bje@au.ibm.com>
23143 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23144 option; change to -msdata=data.
23146 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23148 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23151 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23154 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23156 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23158 * doc/invoke.texi (Code Gen Options): Expand discussion of
23161 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23163 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23164 * matrix-reorg.c (struct matrix_info): Likewise.
23165 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23166 * rtl.h (struct mem_attrs): Likewise.
23167 * df.h (struct df): Likewise.
23168 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23169 * ira-int.h (struct ira_allocno): Likewise.
23170 * df-scan.c (struct df_collection_rec): Likewise.
23171 * ira.c (struct equivalence): Likewise.
23172 * function.c (struct temp_slot): Likewise.
23173 * cfgloop.h (struct loop): Likewise.
23176 * function.c (use_register_for_decl): When not optimizing, disregard
23177 register keyword for variables with types containing methods.
23179 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23181 PR middle-end/39447
23182 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23183 (is_simple_operand): Call contains_component_ref_p before calling data
23184 reference analysis that would fail on COMPONENT_REFs.
23186 * tree-vrp.c (search_for_addr_array): Fix formatting.
23188 2009-03-18 Richard Guenther <rguenther@suse.de>
23190 * tree-vect-transform.c (vect_loop_versioning): Fold the
23191 generated comparisons.
23192 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23193 (slpeel_tree_peel_loop_to_edge): Likewise.
23195 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23197 PR middle-end/37805
23198 * opts.c (print_specific_help): In addition to `undocumented',
23199 accept `separate' and `joined' flags if passed alone. Describe
23200 output by the first matched one of those.
23201 (common_handle_option): Skip over empty strings.
23202 * gcc.c (display_help): Fix help string for `--help='.
23203 * doc/invoke.texi (Option Summary, Overall Options): With
23204 `--help=', classes and qualifiers can both be repeated, but
23205 only the latter can be negated. One should not pass only
23206 negated qualifiers. Fix markup and examples.
23209 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23210 PR middle-end/37805
23211 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23212 and -fhelp=separate.
23214 2009-03-17 Jing Yu <jingyu@google.com>
23216 PR middle-end/39378
23217 * function.h (struct rtl_data): Move is_thunk from here...
23218 (struct function): ...to here.
23219 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23220 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23222 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23224 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23225 (alpha_output_function_end_prologue): Likewise.
23226 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23227 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23228 (rs6000_output_function_epilogue): Likewise.
23229 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23231 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23234 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23235 from different units in a single alternative.
23236 (*truncdfsf_i387): Ditto.
23237 (*truncxfsf2_mixed): Ditto.
23238 (*truncxfdf2_mixed): Ditto.
23240 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23242 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23243 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23246 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23247 unused non-artificial variables when not optimizing.
23250 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23251 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23252 NAMESPACE_DECL in its DECL_INITIAL.
23254 PR middle-end/39443
23255 * optabs.c (set_user_assembler_libfunc): New function.
23256 * expr.h (set_user_assembler_libfunc): New prototype.
23257 * c-common.c: Include libfuncs.h.
23258 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23259 for memcmp, memset, memcpy, memmove and abort.
23260 * Makefile.in (c-common.o): Depend on libfuncs.h.
23263 * dwarf2out.c (gen_inlined_enumeration_type_die,
23264 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23265 gen_tagged_type_instantiation_die): Removed.
23266 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23269 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23272 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23274 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23275 (check-parallel-%): Ditto.
23276 (check-consistency): Ditto.
23278 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23280 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23281 local variable rhs by NULL_TREE.
23283 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23286 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23288 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23291 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23293 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23296 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23297 for ms->sysv ABI calls only in 64bit mode.
23299 * config/i386/i386.md (untyped_call): Support 32bit.
23301 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23303 * doc/extend.texi: Replace x86_65 with x86_64.
23305 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23307 PR tree-optimization/39455
23308 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23309 mismatches for POINTER_TYPE_P (type).
23310 (number_of_iterations_le): Likewise.
23312 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23314 * config/picochip/picochip.c: Removed profiling support.
23315 * config/picochip/picochip.md: Removed profiling instruction.
23316 * config/picochip/picochip.h: Removed profiling builtin.
23318 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23320 * doc/install.texi (--with-host-libstdcxx): Document.
23322 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23325 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23326 generate a warning if the function name does not begin with
23327 "__vector" and the function has either the 'signal' or 'interrupt'
23328 attribute, from here to ...
23329 (avr_declare_function_name): ...here. New function.
23330 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23331 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23333 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23336 * cse.c (fold_rtx): Don't modify original const_arg1 when
23337 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23338 separate variable instead.
23339 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23340 from out of range shift counts.
23341 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23343 2009-03-13 Catherine Moore <clm@codesourcery.com>
23345 * config/i386/x-mingw32 (host-mingw32.o): Replace
23346 diagnostic.h with $(DIAGNOSTIC_H).
23348 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23351 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23353 * config/i386/sync.md (sync_compare_and_swap<mode>,
23354 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23355 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23357 (sync_double_compare_and_swapdi_pic,
23358 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23359 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23361 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23364 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23366 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23369 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23370 (avx_addsubv4df3): Likewise.
23371 (*avx_addsubv4sf3): Likewise.
23372 (sse3_addsubv4sf3): Likewise.
23374 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23377 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23379 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23382 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23383 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23384 registers for allocnos created from user-defined variables.
23386 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23389 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23390 of non-integer mode as well.
23392 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23394 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23395 for functions for which the parameter types are unknown.
23397 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23400 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23401 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23402 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23403 * config/i386/i386.c (ix86_local_alignment): For
23404 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23405 long long variables on the stack to avoid dynamic realignment.
23406 Allow the first argument to be a decl rather than type.
23407 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23409 2009-03-11 Nick Clifton <nickc@redhat.com>
23412 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23414 Add description to mno-lsim option.
23415 * config/mcore/mcore.h: Remove comment about deprecated m4align
23417 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23418 * doc/invoke.texi: Add description of mno-lsim and
23419 mstack-increment options.
23421 * config/fr30/fr30.opt: Document the -mno-lsim option.
23422 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23423 and -mno-lsim options.
23425 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23427 * fold-const.c (fold_comparison): Only call fold_inf_compare
23428 if the mode supports infinities.
23430 2009-03-11 Jason Merrill <jason@redhat.com>
23433 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23434 end already did. Notice GIMPLE_CALL modifications of the result.
23435 Don't copy debug information from an ignored decl or a decl from
23438 2009-03-10 Richard Guenther <rguenther@suse.de>
23439 Nathan Froyd <froydnj@codesourcery.com>
23441 PR middle-end/37850
23442 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23443 (__divMODE3): Likewise.
23445 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23447 PR tree-optimization/39394
23448 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23449 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23451 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23453 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23454 inline asms for register asm ("") declarations.
23456 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23458 * fold-const.c (fold_unary): Fix comment.
23460 2009-03-07 Jan Hubicka <jh@suse.cz>
23463 * tree-inline.c (setup_one_parameter): Do replacement of const
23464 argument by constant in SSA form.
23466 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23468 PR middle-end/38028
23469 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23470 determine alignment passed to assign_stack_local.
23471 (assign_parms_unsplit_complex): Likewise.
23472 * except.c (sjlj_build_landing_pads): Likewise.
23474 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23476 PR middle-end/39360
23477 * tree-flow.h (add_referenced_var): Return bool instead of void.
23478 * tree-dfa.c (add_referenced_var): Return result of
23479 referenced_var_check_and_insert call.
23480 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23481 of referenced_var_check_and_insert.
23484 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23485 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23486 DIE, don't emit it if abstract origin already has it.
23487 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23488 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23490 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23492 * genpreds.c (needs_variable): Fix parentheses at variable name
23494 (write_tm_constrs_h): Indent generated code.
23496 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23498 * doc/extend.texi (Function Attributes): Add documentation
23499 for isr attributes.
23501 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23504 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23505 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23507 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23509 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23512 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23515 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23516 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23518 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23520 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23521 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23522 constants instead of magic numbers.
23523 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23525 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23526 (x86_64_ms_abi_int_parameter_registers): Ditto.
23527 (x86_64_int_return_registers): Ditto.
23528 (ix86_maybe_switch_abi): Ditto.
23529 (ix86_expand_call): Ditto for clobbered_registers array.
23530 (ix86_hard_regno_mode_ok): Ditto.
23531 (x86_extended_QIreg_mentioned_p): Ditto.
23533 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23535 PR tree-optimization/39349
23536 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23538 * combine.c (gen_lowpart_for_combine): Use omode when generating
23541 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23543 PR rtl-optimization/39235
23544 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23546 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23548 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23550 2009-03-04 Richard Guenther <rguenther@suse.de>
23552 PR tree-optimization/39362
23553 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23554 that occur in abnormal PHIs should be varying.
23556 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23558 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23560 (simple_iv): Take loop as an argument instead of statement.
23561 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23562 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23564 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23566 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23567 * matrix-reorg.c (analyze_transpose): Ditto.
23568 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23569 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23570 * tree-predcom.c (ref_at_iteration): Ditto.
23571 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23573 2009-03-04 Richard Guenther <rguenther@suse.de>
23575 PR tree-optimization/39358
23576 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23577 escaped_id and callused_id.
23578 (solve_graph): Likewise.
23580 2009-03-04 Richard Guenther <rguenther@suse.de>
23582 PR tree-optimization/39339
23583 * tree-sra.c (try_instantiate_multiple_fields): Make it
23584 no longer ICE on the above.
23586 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23588 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23589 that fits within Pmode.
23591 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23593 PR middle-end/10109
23594 * tm.texi (LIBCALL_VALUE): Update description.
23596 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23598 PR middle-end/34443
23599 * doc/extend.texi (section): Update description.
23601 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23603 PR middle-end/39345
23604 * tree-inline.c (remapped_type): New.
23605 (can_be_nonlocal): Call remapped_type instead of remap_type.
23607 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23610 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23611 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23613 2009-03-03 Richard Guenther <rguenther@suse.de>
23615 PR middle-end/39272
23616 * tree.c (tree_nonartificial_location): New function.
23617 * tree.h (tree_nonartificial_location): Declare.
23618 * builtins.c (expand_builtin_memory_chk): Provide location
23619 of the call location for artificial function pieces.
23620 (maybe_emit_chk_warning): Likewise.
23621 (maybe_emit_sprintf_chk_warning): Likewise.
23622 (maybe_emit_free_warning): Likewise.
23623 * expr.c (expand_expr_real_1): Likewise.
23625 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23627 PR tree-optimization/39343
23628 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23629 COMPONENT_REF t has ARRAY_TYPE.
23631 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23633 PR middle-end/39335
23634 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23635 when the type precision of the induction variable should be
23636 larger than the type precision of nit.
23637 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23638 * graphite.c (graphite_loop_normal_form): Same.
23639 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23641 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23643 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23644 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23645 numbers to describe clobbered registers.
23646 (*call_value_0_rex64_ms_sysv): Ditto.
23647 * config/i386/mmx.md (mmx_emms): Ditto.
23648 (mmx_femms): Ditto.
23650 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23652 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23655 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23657 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23658 (spu_section_type_flags): New function.
23660 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23662 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23663 reg_class_contents of FLOAT_REGS into a temporary.
23665 2009-03-02 Richard Guenther <rguenther@suse.de>
23666 Ira Rosen <irar@il.ibm.com>
23668 PR tree-optimization/39318
23669 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23670 information to the vectorized statement.
23672 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23674 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23675 variable. Use defined names instead of magic constants for REX SSE
23678 2009-03-01 Richard Guenther <rguenther@suse.de>
23680 PR tree-optimization/39331
23681 * omp-low.c (lower_send_shared_vars): Do not receive new
23682 values for the reference of DECL_BY_REFERENCE parms or results.
23684 2009-03-01 Jan Hubicka <jh@suse.cz>
23687 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23688 BLOCK_NONLOCALIZED_VAR): New macros.
23689 (tree_block): Add nonlocalized_vars.
23690 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23691 gen_decl_die): Add origin argument. Allow generation of die with
23692 origin at hand only.
23693 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23694 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23696 (gen_block_die): Fix checking for unused blocks.
23697 (process_scope_var): Break out from .... ; work with origins only.
23698 (decls_for_scope) ... here; process nonlocalized list.
23699 (dwarf2out_ignore_block): Look for nonlocalized vars.
23700 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23702 (dump_scope_block): Dump them.
23703 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23704 (remap_block): Likewise.
23705 (can_be_nonlocal): New predicate.
23706 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23708 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23710 * configure: Regenerate.
23712 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23714 * optc-gen.awk: No need to duplicate option flags twice.
23715 Reuse help texts for duplicate options which do not have any.
23717 * gcc.c (display_help): Document --version.
23719 * gcc.c (main): If print_help_list and verbose_flag, ensure
23720 driver output comes before subprocess output.
23722 * optc-gen.awk: Assign all remaining fields to help string,
23723 space-separated, for multi-line help in *.opt.
23725 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23726 -Wno-pedantic-ms-format is for MinGW targets only.
23728 * doc/options.texi (Option file format): Fix bad indentation,
23729 restoring dropped sentence.
23731 2009-02-28 Jan Hubicka <jh@suse.cz>
23733 * tree-inline.c (tree_function_versioning): Output debug info.
23735 2009-02-28 Jan Hubicka <jh@suse.cz>
23738 * tree-inline.c (setup_one_parameter): Do not copy propagate
23739 arguments when not optimizing.
23741 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23744 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23745 (avx_addsubv4df3): Likewise.
23746 (*avx_addsubv4sf3): Likewise.
23747 (sse3_addsubv4sf3): Likewise.
23748 (*avx_addsubv2df3): Likewise.
23749 (sse3_addsubv2df3): Likewise.
23750 (avx_unpckhps256): Correct item selectors.
23751 (avx_unpcklps256): Likewise.
23752 (avx_unpckhpd256): Likewise.
23753 (avx_unpcklpd256): Likewise.
23755 2009-02-28 Jan Hubicka <jh@suse.cz>
23757 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23759 (copy_arguments_for_versioning): If var is declared don't declare it.
23760 (tree_function_versioning): First setup substitutions and then copy
23763 2009-02-27 Jan Hubicka <jh@suse.cz>
23766 * cgraph.h (varpool_output_debug_info): Remove.
23767 * cgraphunit.c (varpool_output_debug_info): Remove.
23768 * dwarf2out.c (deferred_locations_struct): New struct
23769 (deferred_locations): New type.
23770 (deferred_locations_list): New static var.
23771 (deffer_location): New function.
23772 (gen_variable_die): Use it.
23773 (decls_for_scope): Output info on local static vars.
23774 (dwarf2out_finish): Process deferred locations.
23775 * varpool.c (varpool_output_debug_info): Remove.
23777 2009-02-27 Jan Hubicka <jh@suse.cz>
23780 * tree.h (TREE_PROTECTED): Fix comment.
23781 (BLOCK_HANDLER_BLOCK): Remove.
23782 (struct tree_block): Remove handler_block add body_block.
23783 (inlined_function_outer_scope_p): New.
23784 (is_body_block): Remove.
23785 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23786 * dwarf2out.c (is_inlined_entry_point): Remove.
23787 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23788 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23790 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23791 * gimplify.c (gimplify_expr): Gimplify body blocks.
23792 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23793 block with multiple subblocks.
23794 (dump_scope_block): Prettier output; dump more flags and info.
23795 (dump_scope_blocks): New.
23796 (remove_unused_locals): Use dump_scope_blocks.
23797 * tree-flow.h (dump_scope_blocks): Declare.
23798 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23799 * stmt.c (is_body_block): Remove.
23800 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23801 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23803 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23805 PR middle-end/39308
23806 * graphite.c (graphite_loop_normal_form): Do not call
23807 number_of_iterations_exit from a gcc_assert.
23809 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23811 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23812 jumps if COND is NULL.
23813 (find_cond_jump): New function.
23814 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23815 * config/s390/s390.md: Remove z10_cobra attribute value.
23817 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23819 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23820 force_const_mem returns NULL_RTX.
23822 2009-02-26 Jan Hubicka <jh@suse.cz>
23825 * cgraph.h (varpool_output_debug_info): Remove.
23826 * cgraphunit.c (varpool_output_debug_info): Remove.
23827 * dwarf2out.c (deferred_locations_struct): New struct
23828 (deferred_locations): New type.
23829 (deferred_locations_list): New static var.
23830 (deffer_location): New function.
23831 (gen_variable_die): Use it.
23832 (decls_for_scope): Output info on local static vars.
23833 (dwarf2out_finish): Process deferred locations.
23834 * varpool.c (varpool_output_debug_info): Remove.
23836 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23838 PR rtl-optimization/39241
23839 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23840 to subreg_offset_representable_p.
23842 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23844 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23845 execute function prototype. Get f and nregs from max_reg_num
23846 and get_insns. Remove the first backward pass as it's dead,
23847 guard the forward pass by flag_expensive_optimizations.
23848 (rest_of_handle_regmove): Delete.
23849 (pass_regmove): Replace it with regmove_optimize.
23851 2009-02-25 Martin Jambor <mjambor@suse.cz>
23853 PR tree-optimization/39259
23854 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23855 calls_alloca function flags.
23856 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23857 calls are detected.
23859 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23861 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23862 flags_set_1_rtx, flags_set_1_set): Delete.
23863 (regmove_optimize): Do not call mark_flags_life_zones.
23865 2009-02-24 Julian Brown <julian@codesourcery.com>
23868 * config/arm/arm.c (require_pic_register): Only set
23869 cfun->machine->pic_reg once per function.
23871 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23873 * doc/invoke.texi (Link Options): Document an easier way to pass
23874 options that take arguments to the GNU linker using -Xlinker and -Wl.
23876 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23879 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23881 2009-02-24 Richard Guenther <rguenther@suse.de>
23884 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23886 2009-02-24 Richard Guenther <rguenther@suse.de>
23887 Zdenek Dvorak <ook@ucw.cz>
23889 PR tree-optimization/39233
23890 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23891 from converting them to a generic type.
23893 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23895 PR tree-optimization/39260
23896 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23897 contains a condition with a real type.
23898 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23900 2009-02-23 Jason Merrill <jason@redhat.com>
23903 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23904 narrowing_initializer_constant_valid_p.
23905 (narrowing_initializer_constant_valid_p): Don't return
23906 null_pointer_node for adding a pointer to itself.
23908 2009-02-23 Jan Hubicka <jh@suse.cz>
23911 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23914 2009-02-23 Jan Hubicka <jh@suse.cz>
23916 PR tree-optimization/37709
23917 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23918 * tree.h (block_ultimate_origin): Declare.
23919 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23920 * tree-ssa-live.c (remove_unused_scope_block_p):
23921 Eliminate blocks containig no instructions nor live variables nor
23923 (dump_scope_block): New function.
23924 (remove_unused_locals): Enable removal of dead blocks by default;
23925 enable dumping at TDF_DETAILS.
23927 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23929 * config/i386/i386.c (classify_argument): Don't allow COImode
23931 (function_arg_advance_32): Don't allow OImode.
23932 (function_arg_32): Likewise.
23933 (function_value_32): Likewise.
23934 (return_in_memory_32): Likewise.
23935 (function_arg_64): Remove OImode comment.
23937 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23940 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23941 ix86_expand_vector_set for V4DImode in 64bit mode only.
23942 (ix86_expand_vector_init_one_var): Likewise.
23944 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23946 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23948 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23951 * loop-iv.c: Revert last change.
23952 * emit-rtl.c: Likewise.
23954 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23957 * config/i386/i386.c (type_natural_mode): Remove an extra
23958 space in the warning message.
23959 (function_value_32): Handle 32-byte vector modes.
23960 (return_in_memory_32): Likewise.
23962 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23964 * loop-iv.c (truncate_value): New function.
23965 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23967 (lowpart_subreg): Move to...
23968 * emit-rtl.c: ...here.
23970 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23972 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23973 accidental and undocumented change at revision 140860.
23975 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23977 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23978 take gimple_seq * arguments.
23979 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23980 types_compatible_p langhook.
23982 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23983 Joseph Myers <joseph@codesourcery.com>
23985 * config/arm/arm.c (arm_builtin_va_list): New function.
23986 (arm_expand_builtin_va_start): Likewise.
23987 (arm_gimplify_va_arg_expr): Likewise.
23988 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23989 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23990 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23991 (va_list_type): New variable.
23992 (arm_mangle_type): Mangle va_list_type appropriately.
23994 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23996 PR middle-end/39157
23997 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23998 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23999 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24000 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24001 parameter to 1000 for -O1 by default.
24002 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24004 * loop-invariant.c: Include params.h.
24005 (move_loop_invariants): Don't call move_single_loop_invariants on
24008 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24010 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24011 offset when calculating bounds for indexing stack_usage_map. Fixes
24012 a buffer overflow with certain target setups.
24014 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24017 * calls.c (expand_call): Clear try_tail_call if caller and callee
24018 disagree in promotion of function return value.
24020 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24023 * c-common.c (c_determine_visibility): If visibility changed and
24024 DECL_RTL has been already set, call make_decl_rtl to update symbol
24027 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24030 * varasm.c (assemble_variable): Don't check DECL_NAME when
24031 globalizing a variable.
24033 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24036 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24037 expression before any __builtin_trap call.
24038 * c-typeck.c (build_function_call): Convert and check function
24039 arguments before generating a call to a trap. Evaluate the
24040 function arguments before the trap.
24042 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24045 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24046 (UNSPEC_FXAM_MEM): New unspec.
24047 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24048 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24049 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24051 2009-02-19 Richard Guenther <rguenther@suse.de>
24053 PR tree-optimization/39207
24054 PR tree-optimization/39074
24055 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24056 storedanything_tree): New.
24057 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24058 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24059 (build_succ_graph): Add edges from STOREDANYTHING to all
24061 (init_base_vars): Initialize STOREDANYTHING.
24062 (compute_points_to_sets): Free substitution info after
24063 building the succ graph.
24064 (ipa_pta_execute): Likewise.
24066 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24068 (do_ds_constraint): Do not add to special var or non-pointer
24070 (type_could_have_pointers): Split out from ...
24071 (could_have_pointers): ... here. For arrays use the element type.
24072 (create_variable_info_for): Initialize may_have_pointers.
24073 (new_var_info): Likewise.
24074 (handle_lhs_call): Make the HEAP variable unknown-sized.
24075 (intra_create_variable_infos): Use a type with pointers for
24076 PARM_NOALIAS, make it unknown-sized.
24078 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24081 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24083 2009-02-18 Jason Merrill <jason@redhat.com>
24086 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24087 value if DECL_EXTERNAL.
24088 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24089 * target.h (gcc_target::binds_local_p): Clarify "module".
24090 * tree.h (TREE_PUBLIC): Clarify "module".
24092 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24095 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24096 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24098 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24101 * c.opt (Wabi): Support C and ObjC.
24104 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24106 * config/i386/i386.c (classify_argument): Warn once about the ABI
24107 change when passing union with long double.
24109 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24111 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24114 * c-parser.c (c_parser_compound_statement): Always enter and leave
24117 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24120 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24122 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24124 PR tree-optimization/36922
24125 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24126 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24129 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24131 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24134 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24136 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24138 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24140 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24143 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24144 Richard Sandiford <rdsandiford@googlemail.com>
24146 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24147 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24148 (loongson_biadd): ...this.
24150 2009-02-17 Richard Guenther <rguenther@suse.de>
24152 PR tree-optimization/39202
24153 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24154 a var make sure to follow existing collapses.
24156 2009-02-17 Richard Guenther <rguenther@suse.de>
24158 PR middle-end/39214
24159 * langhooks.c (lhd_print_error_function): Check for NULL block.
24161 2009-02-17 Richard Guenther <rguenther@suse.de>
24163 PR tree-optimization/39204
24164 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24167 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24169 * config/soft-fp/double.h: Update from glibc CVS.
24171 2009-02-17 Richard Guenther <rguenther@suse.de>
24173 PR tree-optimization/39207
24174 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24175 strict-aliasing warnings for pointers pointing to NULL.
24177 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24180 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24181 skipping until next close brace.
24183 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24186 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24187 to function argument boundary.
24189 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24191 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24192 in the lea_add. Reload eventually constraints it properly.
24193 * config/picochip/constraints.md: Remove the target constraint
24194 "b", since it is not needed anymore.
24196 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24198 * gthr-dce.h: Uglify function parameter and local variable names.
24199 * gthr-gnat.h: Likewise.
24200 * gthr-mipssde.h: Likewise.
24201 * gthr-nks.h: Likewise.
24202 * gthr-posix95.h: Likewise.
24203 * gthr-posix.h: Likewise.
24204 * gthr-rtems.h: Likewise.
24205 * gthr-single.h: Likewise.
24206 * gthr-solaris.h: Likewise.
24207 * gthr-tpf.h: Likewise.
24208 * gthr-vxworks.h: Likewise.
24209 * gthr-win32.h: Likewise.
24211 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24214 * config/i386/i386.md: Restrict the new peephole2 to move
24215 between MMX/SSE registers.
24217 2009-02-15 Richard Guenther <rguenther@suse.de>
24220 2009-02-13 Richard Guenther <rguenther@suse.de>
24222 * configure.ac: Enable LFS.
24223 * configure: Re-generate.
24224 * config.in: Likewise.
24226 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24228 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24229 spu_srqwbyte, spu_srqwbytebc): Define.
24230 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24231 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24232 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24233 "shrqby_<mode>"): New insn-and-split patterns.
24234 * config/spu/spu.c (expand_builtin_args): Determine and return
24235 number of operands using spu_builtin_description data.
24236 (spu_expand_builtin_1): Use it.
24238 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24241 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24244 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24247 * config/i386/i386.c (override_options): Correct warning
24248 messages for -malign-loops, -malign-jumps and -malign-functions.
24250 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24253 * config/i386/i386.md: Restrict the new peephole2 to move
24254 between the general purpose registers.
24256 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24259 * config/i386/i386.c (type_natural_mode): Add a new argument.
24260 Return the original mode and warn ABI change if vector size is 32byte.
24261 (function_arg_advance): Updated.
24262 (function_arg): Likewise.
24263 (ix86_function_value): Likewise.
24264 (ix86_return_in_memory): Likewise.
24265 (ix86_sol10_return_in_memory): Likewise.
24266 (ix86_gimplify_va_arg): Likewise.
24267 (function_arg_32): Don't warn ABX ABI change here.
24268 (function_arg_64): Likewise.
24270 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24272 * loop-iv.c (implies_p): In the final case, test that operands 0
24273 of the two comparisons match.
24275 * config/bfin/bfin.c (find_prev_insn_start): New function.
24276 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24277 (find_next_insn_start): Move.
24279 2009-02-13 Richard Guenther <rguenther@suse.de>
24281 * configure.ac: Enable LFS.
24282 * configure: Re-generate.
24283 * config.in: Likewise.
24285 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24288 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24289 sizes on syntax error after some arguments have been parsed.
24291 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24293 * doc/invoke.texi (-fira): Remove.
24295 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24297 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24298 * recog.c: Likewise.
24301 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24303 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24304 (umul_ppmm): Likewise.
24305 (count_leading_zeros): Likewise.
24306 (count_trailing_zeros): Likewise.
24307 (UMUL_TIME): Likewise.
24309 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24311 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24312 soft-fp/t-softfp to tmake_file.
24314 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24315 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24316 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24317 IA64_BUILTIN_INFQ]: New.
24318 (ia64_init_builtins): Initialize __builtin_infq,
24319 __builtin_fabsq and __builtin_copysignq if not HPUX.
24320 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24321 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24323 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24325 (__fixtfti): Likewise.
24326 (__fixunstfti): Likewise.
24327 (__floattitf): Likewise.
24329 * config/ia64/libgcc-glibc.ver: New.
24330 * config/ia64/t-fprules-softfp: Likewise.
24331 * config/ia64/sfp-machine.h: Likewise.
24333 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24334 (LIBGCC2_TF_CEXT): Likewise.
24335 (TF_SIZE): Likewise.
24336 (TARGET_INIT_LIBFUNCS): Likewise.
24338 * config/ia64/t-glibc (SHLINB_MAPFILES):
24339 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24341 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24343 * config/i386/i386.c (construct_container): Rewrite processing
24344 BLKmode with X86_64_SSE_CLASS.
24346 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24349 * config/i386/i386.md: Replace simplify_replace_rtx with
24350 replace_rtx in the new peephole2.
24352 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24354 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24355 loop unrolling do not happen at -O2.
24357 2009-02-12 Michael Matz <matz@suse.de>
24359 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24361 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24363 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24366 2009-02-12 Ben Elliston <bje@au.ibm.com>
24368 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24369 patterns when updating the back chain. Missed in the 2009-02-10
24372 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24374 * doc/extend.texi (Decimal Floating Types): Update identifier of
24375 draft TR and list of missing support.
24377 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24379 PR middle-end/39154
24380 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24381 bit to variable length decl's flags, add it also to its
24382 pointer replacement variable.
24384 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24385 Jakub Jelinek <jakub@redhat.com>
24388 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24389 (memory_blockage): New expander.
24390 (*memory_blockage): New insn pattern.
24391 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24392 instead of general blockage at the end of function prologue when
24393 frame pointer is used to access red zone area. Do not emit blockage
24394 when profiling, it is emitted in generic code.
24395 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24396 function epilogue when frame pointer is used to access red zone area.
24398 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24401 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24402 by arithmetic with memory operands.
24403 * config/i386/predicates.md (commutative_operator): New.
24405 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24407 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24410 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24412 * alias.h (record_alias_subset): Declare.
24413 * alias.c (record_alias_subset): Make global.
24415 2009-02-10 Nick Clifton <nickc@redhat.com>
24417 * tree-parloops.c: Change license to GPLv3.
24418 * ipa-struct-reorg.c: Change license to GPLv3.
24419 * ipa-struct-reorg.h: Change license to GPLv3.
24421 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24424 * c-decl.c (start_struct): Return NULL on error.
24426 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24428 PR middle-end/39124
24429 * cfgloopmanip.c (remove_path): Call remove_bbs after
24430 cancel_loop_tree, not before it.
24433 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24434 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24435 VAR_DECLs were seen.
24436 * tree-ssa-live.c (remove_unused_locals): Recompute
24437 cfun->has_local_explicit_reg_vars.
24438 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24439 copies or clearings if cfun->has_local_explicit_reg_vars.
24441 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24444 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24445 of function prologue when frame pointer is used to access
24448 2009-02-10 Richard Guenther <rguenther@suse.de>
24450 PR middle-end/39127
24451 * gimplify.c (gimple_regimplify_operands): Always look if
24452 we need to create a temporary.
24454 2009-02-10 Richard Guenther <rguenther@suse.de>
24456 PR tree-optimization/39132
24457 * tree-loop-distribution.c (todo): New global var.
24458 (generate_memset_zero): Trigger TODO_rebuild_alias.
24459 (tree_loop_distribution): Return todo.
24461 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24464 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24465 (x86_64_reg_class_name): Removed.
24466 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24467 first one isn't X86_64_SSE_CLASS or any other ones aren't
24468 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24469 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24470 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24471 and 3 X86_64_SSEUP_CLASS.
24472 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24473 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24475 2009-02-10 Ben Elliston <bje@au.ibm.com>
24477 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24478 form instruction to update the stack back chain word, even if the
24479 user has disabled the generation of update instructions.
24480 (movdi_<mode>_update_stack): New.
24481 (movsi_update_stack): Likewise.
24482 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24483 always use an update form instruction to update the stack back
24486 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24488 PR middle-end/38953
24489 * graphite.c (if_region_set_false_region): After moving a region in
24490 the false branch of a condition, remove the empty dummy basic block.
24491 (gloog): Remove wrong fix for PR38953.
24493 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24495 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24496 generation due to implicit sign extension.
24498 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24500 PR middle-end/38981
24501 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24502 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24504 2009-02-09 Richard Guenther <rguenther@suse.de>
24506 PR middle-end/35202
24507 * convert.c (convert_to_real): Disable (float)fn((double)x)
24508 to fnf(x) conversion if errno differences may occur and
24509 -fmath-errno is set.
24511 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24513 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24514 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24515 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24517 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24520 * c-common.c (handle_alias_attribute): Disallow attribute for
24521 anything not a FUNCTION_DECL or VAR_DECL.
24523 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24526 * real.c (do_compare): Special-case compare of zero against
24527 decimal float value.
24529 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24532 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24533 as indicating flexible array members unless the field itself is
24534 being declarared as the incomplete array.
24536 2009-02-06 Jan Hubicka <jh@suse.cz>
24538 PR tree-optimization/38844
24539 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24540 is already inlined.
24542 2009-02-06 Richard Guenther <rguenther@suse.de>
24544 PR middle-end/38977
24545 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24546 fork because we may expand it as __gcov_fork.
24548 2009-02-06 Nick Clifton <nickc@redhat.com>
24550 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24552 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24554 PR tree-optimization/35659
24555 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24556 vn_phi_eq): Shortcut if hashcode does not match.
24557 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24559 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24560 and avoid iterative_hash_expr.
24561 (FOR_EACH_VALUE_ID_IN_SET): New.
24562 (value_id_compare): Remove.
24563 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24564 sort expressions by value id.
24566 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24569 * config/sh/predicates.md (general_movsrc_operand): Don't check
24570 the subreg of system registers here.
24572 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24575 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24576 on the copied decl.
24578 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24580 PR rtl-optimization/39110
24581 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24582 addresses, not aligned ones.
24584 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24585 Richard Guenther <rguenther@suse.de>
24587 PR tree-optimization/39100
24588 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24589 comment says and add edges.
24591 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24594 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24595 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24597 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24599 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24600 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24601 register_bb_in_sese, new_sese, free_sese): Moved.
24602 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24603 outermost_loop_in_scop, build_scop_iteration_domain,
24604 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24605 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24606 Use loop_in_sese_p instead of loop_in_scop_p.
24607 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24608 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24609 (scopdet_basic_block_info): Fix bug in scop detection.
24610 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24611 eq_loop_to_cloog_loop): Remove.
24612 (nb_loops_around_loop_in_scop, nb_loop
24613 ref_nb_loops): Moved here...
24614 * graphite.h (ref_nb_loops): ... from here.
24615 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24616 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24617 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24618 * testsuite/gcc.dg/graphite/scop-19.c: New
24620 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24621 Hans-Peter Nilsson <hp@axis.com>
24623 PR rtl-optimization/37889
24624 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24625 Move offset handling from PLUS to before the switch. Use new
24626 arguments when considering SYMBOL_REFs too.
24627 (rtx_addr_can_trap_p): Pass dummy offset and size.
24628 (enum may_trap_p_flags): Remove.
24629 (may_trap_p_1): Pass size from MEM_SIZE.
24631 PR rtl-optimization/38921
24632 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24633 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24634 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24635 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24637 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24639 AVX Programming Reference (January, 2009)
24640 * config/i386/sse.md (*vpclmulqdq): New.
24642 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24644 PR tree-optimization/38977
24645 PR gcov-profile/38292
24646 * calls.c (special_function_p): Disregard __builtin_ prefix.
24648 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24650 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24651 non-indexable addresses even before reload.
24653 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24656 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24657 as having variable size. Do not give an error for unnamed
24658 parameters with [*] declarators. Give a warning for type names
24659 with [*] declarators and mark them as variable size.
24660 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24661 for sizeof applied to [*] type names.
24663 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24666 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24668 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24670 * gcc.c (process_command): Update copyright notice dates.
24671 * gcov.c (print_version): Likewise.
24672 * gcov-dump.c (print_version): Likewise.
24673 * mips-tfile.c (main): Likewise.
24674 * mips-tdump.c (main): Likewise.
24676 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24679 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24680 for composite type involving a zero-length array type.
24682 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24685 * function.c (match_asm_constraints_1): Skip over
24686 initial optional % in the constraint.
24688 PR inline-asm/39059
24689 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24690 supported, don't accept FIXED_CSTs.
24691 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24692 and _Sat is used without _Fract/_Accum. Set specs->type to
24693 integer_type_node for cts_fract/cts_accum if fixed point is not
24696 2009-02-02 Catherine Moore <clm@codesourcery.com>
24698 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24700 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24702 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24703 (ABI_HAS_64BIT_SYMBOLS): Use it.
24704 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24706 2009-02-02 Paul Brook <paul@codesourcery.com>
24708 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24710 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24712 PR inline-asm/39058
24713 * recog.h (asm_operand_ok): Add constraints argument.
24714 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24715 recurse on matching constraint.
24716 (check_asm_operands): Pass constraints as 3rd argument to
24717 asm_operand_ok. Don't look up matching constraint here.
24718 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24721 2009-02-02 Ben Elliston <bje@au.ibm.com>
24723 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24724 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24726 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24728 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24729 information. Remove some obsolete information. Reorganize.
24731 * config/pa/fptr.c: Revert license to GPL 2.
24732 * config/pa/milli64.S: Likewise.
24734 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24737 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24738 LIBRARY name in, instead of hard-coding it.
24739 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24740 extra target make frag to tmake_files according to EH model.
24741 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24742 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24743 frags that define makefile variable EH_MODEL appropriately.
24744 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24745 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24746 to "-sjlj" according to type of EH configured.
24747 (LIBGCC_SONAME): Concatenate it to shared library base name.
24748 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24749 to "_sjlj" according to type of EH configured.
24750 (LIBGCC_SONAME): Concatenate it to shared library base name.
24751 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24752 (SHLIB_LINK): Add missing semicolon to if-else construct.
24753 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24754 string value of "pe_dll" command-line option.
24755 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24756 (SHLIB_SONAME): Use it when overriding t-cygming default.
24757 (SHLIB_IMPLIB): Override t-cygming default.
24758 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24759 string value of "pe_dll" command-line option.
24761 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24764 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24765 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24767 2009-01-31 Richard Guenther <rguenther@suse.de>
24769 PR tree-optimization/38937
24770 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24771 computing the transitive closure.
24773 2009-01-30 Richard Guenther <rguenther@suse.de>
24775 PR tree-optimization/39041
24776 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24777 Propagate variable indices only if the types match for this stmt.
24779 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24782 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24783 inline but never defined.
24785 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24787 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24788 (*insv_h_di_reg_extimm): New insn.
24789 (*insv_l<mode>_reg_extimm): New insn.
24791 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24793 * config/picochip/picochip.c (flag_conserve_stack): set
24794 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24795 fconserve-stack. Reduce call-overhead used by inliner.
24797 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24800 * common.opt (flag_conserve_stack): Initialised to zero.
24802 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24805 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24806 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24809 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24811 * ira-color.c (allocno_reload_assign): Update comments.
24812 * regmove.c (regmove_optimize): Likewise.
24816 2009-01-29 Robert Millan <rmh@aybabtu.com>
24818 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24819 * config/i386/kopensolaris-gnu.h: New file. Undefine
24820 `MD_UNWIND_SUPPORT'.
24821 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24823 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24825 PR tree-optimization/39007
24826 * tree-loop-distribution.c (generate_builtin): Use
24827 recompute_dominator to compute the immediate dominator of the
24828 basic block just after the loop.
24830 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24832 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24833 (ASM_OUTPUT_DWARF_PCREL): Define.
24835 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24837 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24838 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24839 global. Modify entries about regmove and IRA.
24841 * ra-conflict.c: Remove the file.
24843 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24845 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24846 (pass_regclass_init): Rename to pass_reginfo_init.
24848 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24850 * toplev.h (flag_ira): Remove.
24852 * caller-save.c (setup_save_areas): Remove flag_ira.
24854 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24856 * global.c: Remove the file.
24858 * opts.c (decode_options): Remove flag_ira.
24860 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24862 * regmove.c: Modify file description.
24863 (find_use_as_address, try_auto_increment): Define them only if
24864 AUTO_INC_DEC is defined.
24865 (replacement_quality, replace_in_call_usage, fixup_match_1,
24866 stable_and_no_regs_but_for_p): Remove.
24867 (reg_set_in_bb): Make it static.
24868 (regmove_optimize): Remove flag_ira and code which worked for
24871 * local-alloc.c: Remove the file.
24873 * common.opt (fira): Remove.
24875 * ira.c: Include except.h.
24876 (eliminable_regset): Move from global.c.
24877 (mark_elimination): Ditto. Remove flag_ira.
24878 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24879 equiv_mem_modified, validate_equiv_mem_from_store,
24880 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24881 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24882 no_equiv, recorded_label_ref): Move from local-alloc.c.
24883 (update_equiv_regs): Ditto. Make it static.
24884 (print_insn_chain, print_insn_chains): Move it from global.c.
24885 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24886 (build_insn_chain): Ditto. Make it static.
24887 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24888 Rename to init_live_subregs.
24889 (gate_ira): Remove flag_ira.
24891 * regclass.c: Rename reginfo.c. Change file description.
24892 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24893 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24894 (init_reg_sets_1): Remove code for evaluation of
24895 reg_class_superclasses and losing_caller_save_reg_set.
24896 (init_regs): Remove init_reg_autoinc.
24897 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24898 ok_for_base_p_nonstrict): Remove.
24899 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24900 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24901 corresponding entries.
24902 (dump_regclass, record_operand_costs, scan_one_insn,
24903 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24904 record_address_regs, auto_inc_dec_reg_p): Remove.
24905 (gt-regclass.h): Rename to gt-reginfo.h.
24907 * rtl.h (dump_global_regs, retry_global_alloc,
24908 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24910 * Makefile.in (RA_H): Remove.
24911 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24912 Rename regclass.o to reginfo.o.
24913 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24915 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24916 (GTFILES): Rename regclass.c to reginfo.c.
24918 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24919 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24921 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24922 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24924 (finish_spills): Ditto. Remove code for !flag_ira.
24926 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24928 PR middle-end/35854
24929 * doc/invoke.texi (rtl debug options): Complete rewrite.
24930 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24932 * mode-switching.c (pass_mode_switching): Rename pass from
24933 "mode-sw" to "mode_sw".
24934 * except.c (pass_convert_to_eh_ranges): Rename pass from
24935 "eh-ranges" to "eh_ranges".
24936 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24940 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24941 Alexander Monakov <amonakov@ispras.ru>
24943 PR middle-end/38857
24944 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24946 (move_exprs_to_boundary): Change return type and pass through
24947 should_move from move_op. Relax assert. Update usage ...
24948 (schedule_expr_on_boundary): ... here. Use should_move instead of
24950 (move_op_orig_expr_found): Indicate that insn was disconnected from
24952 (code_motion_process_successors): Do not call after_merge_succs
24953 callback if original expression was not found when traversing any of
24955 (code_motion_path_driver): Change return type. Update prototype.
24956 (move_op): Update comment. Add a new parameter (should_move). Update
24957 prototype. Set *should_move based on indication provided by
24958 move_op_orig_expr_found.
24960 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24962 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24963 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24964 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24965 * config/rs6000/rs6000.c (rs6000_override_options): Default
24966 avoid-indexed-addresses on for Power6, off for everything else.
24967 (avoiding_indexed_address_p): New function.
24968 (rs6000_legitimize_address): Use it.
24969 (rs6000_legitimate_address): Likewise.
24970 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24972 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24974 PR tree-optimization/38997
24975 * tree-loop-distribution.c (generate_memset_zero): Use
24976 POINTER_PLUS_EXPR for a pointer addition.
24978 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24980 * config/s390/s390.md (bswap<mode>2): New pattern added.
24982 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24984 * config/s390/s390.md (*tls_load_31): Added type attribute.
24986 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24988 * config/s390/s390.md: Fix a few comments.
24990 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24992 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24993 (*tm<mode>_full): Fixed z10prop attribute.
24994 (*tst<mode>_extimm): Fixed z10prop attribute.
24995 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24996 (*tstqiCCT_cconly): Fixed z10prop attribute.
24997 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24998 (*movsi_larl): Fixed z10prop attribute.
24999 (*movsi_zarch): Fixed z10prop attribute.
25000 (*movsi_eas): Fixed z10prop attribute.
25001 (*movhi): Fixed z10prop attribute.
25002 (*movqi): Fixed z10prop attribute.
25003 (*movstrictqi): Fixed z10prop attribute.
25004 (*mov<mode>): Fixed z10prop attribute.
25005 (*movcc): Fixed z10prop attribute.
25006 (*sethighpartdi_64): Fixed z10prop attribute.
25007 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25008 (*negdi2_sign_cc): Fixed z10prop attribute.
25009 (*negdi2_sign): Fixed z10prop attribute.
25010 (*absdi2_sign_cc): Fixed z10prop attribute.
25011 (*absdi2_sign): Fixed z10prop attribute.
25012 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25013 (*negabsdi2_sign): Fixed z10prop attribute.
25014 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25015 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25016 (doloop_si64): Fixed z10prop attribute.
25017 (doloop_si31): Fixed z10prop attribute.
25018 (doloop_long): Fixed z10prop attribute.
25019 (indirect_jump): Fixed z10prop attribute.
25020 (nop): Fixed z10prop attribute.
25021 (main_base_64): Fixed z10prop attribute.
25022 (reload_base_64): Fixed z10prop attribute.
25024 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25026 PR rtl-optimization/38740
25027 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25029 * config/mips/mips.c (mips_reorg): Likewise.
25031 2009-01-28 Richard Guenther <rguenther@suse.de>
25033 PR tree-optimization/38926
25034 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25035 with the correct value id to a value.
25036 (do_regular_insertion): Use the value number of edoubleprime
25037 for the value number of the expr.
25040 2008-08-21 Richard Guenther <rguenther@suse.de>
25042 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25043 a PHI ask VN if it is already available.
25044 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25045 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25047 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25049 PR middle-end/38934
25050 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25051 set to varying whenever max has TREE_OVERFLOW set, similarly
25052 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25054 2009-01-28 Richard Guenther <rguenther@suse.de>
25056 PR middle-end/38908
25057 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25058 uninitialized aggregate uses in call arguments.
25060 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25062 PR tree-optimization/38984
25063 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25064 the nothing_id variable if -fno-delete-null-pointer-checks.
25066 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25069 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25070 (set_got_offset_rex64): Ditto.
25072 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25075 * doc/extend.texi: Improve local variable with asm reg.
25077 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25079 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25080 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25081 was not supplied then set warn_packed_bitfield_compat to the
25082 default value of 1.
25083 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25086 2009-01-27 Richard Guenther <rguenther@suse.de>
25088 PR tree-optimization/38503
25089 * cfgexpand.c (expand_gimple_basic_block): Ignore
25090 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25091 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25092 variables that cannot have TBAA applied.
25093 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25096 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25098 PR middle-end/38969
25099 * calls.c (initialize_argument_information): Do not wrap complex
25100 arguments in SAVE_EXPR.
25102 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25104 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25105 (INSTALL_LIBGCC): Revert typo commit.
25107 2009-01-26 Richard Guenther <rguenther@suse.de>
25109 PR tree-optimization/38745
25110 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25111 from special handling.
25113 2009-01-26 Richard Guenther <rguenther@suse.de>
25115 PR tree-optimization/38745
25116 * tree-ssa.c (execute_update_addresses_taken): Do not include
25117 variables that cannot possibly be a register in not_reg_needs.
25118 Do not clear TREE_ADDRESSABLE on vars that may not become
25120 * tree-ssa.c (update_alias_info_1): Include those in the set
25121 of addressable vars.
25123 2009-01-26 Richard Guenther <rguenther@suse.de>
25125 PR middle-end/38851
25126 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25127 * tree-ssa-dse.c: Include langhooks.h
25128 (execute_simple_dse): Remove stores with zero size.
25130 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25133 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25136 2009-01-24 Julian Brown <julian@codesourcery.com>
25138 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25139 config/arm/linux-atomic.c.
25140 * config/arm/linux-atomic.c: New.
25142 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25144 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25145 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25146 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25148 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25151 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25154 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25156 PR tree-optimization/38953
25157 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25158 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25159 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25160 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25163 2009-01-24 Paul Brook <paul@codesourcery.com>
25165 * config/arm/neon.md (neon_type): Move to arm.md.
25166 (neon_mov<VSTRUCT>): Add neon_type attribute.
25167 * config/arm/arm.md (neon_type): Move to here.
25168 (conds): Add "unconditioal" and use as default for NEON insns.
25170 2009-01-24 Ben Elliston <bje@au.ibm.com>
25172 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25173 void *' warning from -Wc++-compat.
25174 * Makefile.in (dominance.o-warn): Remove.
25176 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25178 PR tree-optimization/38932
25179 * fold-const.c (fold_unary_ignore_overflow): New.
25180 * tree.h (fold_unary_ignore_overflow): Declare.
25181 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25182 * tree-ssa-sccvn.c (visit_reference_op_load,
25183 simplify_unary_expression): Likewise.
25185 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25187 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25188 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25189 regardless of their type.
25190 * c-common.c (handle_packed_attribute): Don't ignore packed on
25192 * c.opt (Wpacked-bitfield-compat): New warning option.
25193 * stor-layout.c (place_field): Warn if offset of a field changed.
25194 * doc/extend.texi (packed): Mention the ABI change.
25195 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25196 (Warning Options): Add it to the list.
25198 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25200 * c-opts.c (c_common_post_options): Fix a typo in comments.
25202 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25204 PR middle-end/38615
25205 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25206 variables to static.
25207 * doc/invoke.texi (-fmerge-all-constants): Update description.
25209 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25212 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25213 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25215 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25217 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25219 (LOCAL_ALIGNMENT): Similarly.
25221 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25222 Joseph Myers <joseph@codesourcery.com>
25224 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25225 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25226 * config/arm/arm-tune.md: Regenerate.
25227 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25230 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25232 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25233 version number to five.
25235 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25238 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25239 * c-common.c (set_underlying_type): Likewise.
25240 (is_typedef_decl ): Likewise
25242 (set_underlying_type): Likewise.
25243 (is_typedef_type): Likewise.
25245 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25247 PR middle-end/38587
25248 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25251 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25254 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25255 (LIBGCC_SPEC): Don't define.
25256 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25258 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25260 PR rtl-optimization/38879
25261 * alias.c (base_alias_check): Unaligned access via AND address can
25262 alias all surrounding object types except those with sizes equal
25263 or wider than the size of unaligned access.
25265 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25268 * c-decl.c (clone_underlying_type): Move this ...
25269 * c-common.c (set_underlying_type): ... here.
25270 Also, make sure the function properly sets TYPE_STUB_DECL() on
25271 the newly created typedef variant type.
25272 (is_typedef_decl ): New entry point.
25273 * tree.h: Added a new member member_types_needing_access_check to
25274 struct tree_decl_non_common.
25275 (set_underlying_type): New entry point.
25276 (is_typedef_type): Likewise.
25278 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25280 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25281 Check whether two instructions have memory references that
25282 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25283 are helper functions for traversing.
25284 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25285 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25286 not to draw dependency edge for instructions with non-conflicting
25289 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25292 * longlong.h: Update copyright years. Use soft-fp license notice.
25293 Sync __clz_tab declaration with glibc.
25295 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25298 * doc/extend.texi (syscall_linkage): New.
25299 (version_id): Modify.
25301 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25302 Richard Guenther <rguenther@suse.de>
25304 PR tree-optimization/38747
25305 PR tree-optimization/38748
25306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25307 conversion if the base address is an indirect reference and the
25308 aliasing sets could cause issues.
25310 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25312 * common.opt (fgraphite, fgraphite-identity): Add comment for
25313 explaining why these options are not documented.
25315 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25317 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25318 gimple_call_lhs is NULL.
25320 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25323 * emit-rtl.c (adjust_address_1): Make sure memref is never
25326 2009-01-20 Ben Elliston <bje@au.ibm.com>
25328 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25329 const qualifier from arg parameter. Remove unnecessary cast to char *.
25330 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25331 const qualifier from arg 2.
25333 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25335 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25337 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25340 * rtl.h (reinit_regs): New prototype.
25341 * regclass.c: Include ira.h.
25342 (reinit_regs): New.
25343 * Makefile.in (regclass.o): Add ira.h.
25344 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25346 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25349 * c-common.c (handle_aligned_attribute): Use
25350 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25351 default alignment value.
25353 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25355 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25356 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25358 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25359 __BIGGEST_ALIGNMENT__.
25361 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25363 2009-01-18 Richard Guenther <rguenther@suse.de>
25365 PR tree-optimization/38819
25366 * tree-flow.h (operation_could_trap_helper_p): Declare.
25367 * tree-eh.c (operation_could_trap_helper_p): Export.
25368 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25369 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25370 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25371 are about to insert a possibly trapping instruction and fail
25374 2009-01-18 Andreas Schwab <schwab@suse.de>
25376 * doc/install.texi (Configuration): Remove obsolete paragraph
25377 about use of --with-gnu-ld with --with-gnu-as.
25379 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25381 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25382 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25383 Follow spelling conventions.
25385 2009-01-18 Ben Elliston <bje@au.ibm.com>
25387 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25388 C++ warning about implicit conversion from void * to struct
25390 (bitmap_obstack_free): Likewise for bitmap_element *.
25391 * Makefile.in (bitmap.o-warn): Remove.
25393 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25395 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25397 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25398 Tobias Grosser <tobi.grosser@amd.com>
25400 * graphite.c (graphite_trans_scop_block): Do not block single
25403 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25405 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25406 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25407 test with assertion.
25409 2009-01-16 Richard Guenther <rguenther@suse.de>
25411 PR tree-optimization/38835
25412 PR middle-end/36227
25413 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25414 and INT + PTR -> (INT)(PTR p+ INT) folding.
25415 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25417 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25420 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25421 the subreg from a lowpart subreg if it is also casting the value.
25423 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25424 Tobias Grosser <tobi.grosser@amd.com>
25426 * graphite.c (compare_prefix_loops): New.
25427 (build_scop_canonical_schedules): Rewritten.
25428 (graphite_transform_loops): Move build_scop_canonical_schedules
25429 after build_scop_iteration_domain.
25431 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25432 Tobias Grosser <tobi.grosser@amd.com>
25434 * graphite.c (add_conditions_to_domain): Add the loops to
25435 the dimension of the iteration domain. Do copy the domain
25436 only when it exists.
25437 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25438 (add_conditions_to_constraints): New.
25439 (can_generate_code_stmt, can_generate_code): Removed.
25440 (gloog): Do not call can_generate_code.
25441 (graphite_transform_loops): Call add_conditions_to_constraints
25442 after building the iteration domain.
25444 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25446 PR tree-optimization/38789
25447 * tree-ssa-threadedge.c
25448 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25449 __builtin_constant_p.
25451 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25453 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25454 examined before deleting them.
25456 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25458 * function.c (aggregate_value_p): Correctly extract the function
25459 type from CALL_EXPR_FN lookup.
25461 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25463 * config/picochip/picochip.c (picochip_override_options): Revert
25464 CFI asm flag disable commited previously.
25466 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25467 Tobias Grosser <tobi.grosser@amd.com>
25468 Jan Sjodin <jan.sjodin@amd.com>
25470 * graphite.c (scan_tree_for_params): On substractions negate
25471 all the coefficients of the term.
25472 (clast_to_gcc_expression_red): New. Handle reduction expressions
25473 of more than two operands.
25474 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25475 (get_vdef_before_scop): Handle also the case of default definitions.
25477 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25479 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25480 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25481 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25483 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25484 Joey Ye <joey.ye@intel.com>
25486 PR middle-end/37843
25487 * cfgexpand.c (expand_stack_alignment): Don't update stack
25488 boundary nor check incoming stack boundary here.
25489 (gimple_expand_cfg): Update stack boundary and check incoming
25490 stack boundary here.
25492 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25494 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25496 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25498 PR rtl-optimization/38245
25499 * calls.c (expand_call): Add stack arguments to
25500 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25501 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25502 in regs and partially in memory or BLKmode arguments.
25503 (emit_library_call_value_1): Add stack arguments to
25504 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25505 ACCUMULATE_OUTGOING_ARGS).
25506 * dce.c: Include tm_p.h.
25507 (find_call_stack_args): New function.
25508 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25510 (mark_insn): Call find_call_stack_args for CALL_Ps.
25511 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25512 forwards. Allocate and free arg_stores bitmap if needed, pass it
25513 down to deletable_insn_p, don't mark stores set in arg_stores
25514 bitmap, clear the bitmap at the beginning of each bb.
25515 * Makefile.in (dce.o): Depend on $(TM_P_H).
25517 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25520 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25521 to make sure the insn is a conditional test (bug 22599). Reformat a
25524 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25526 PR middle-end/38431
25527 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25528 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25529 (gloog): Do not call cleanup_tree_cfg.
25530 (graphite_transform_loops): Call cleanup_tree_cfg after all
25531 scops have been code generated.
25533 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25534 * doc/gty.texi (Invoking the garbage collector): Added new node
25535 and section documenting ggc_collect.
25537 2009-01-14 Richard Guenther <rguenther@suse.de>
25539 PR tree-optimization/38826
25540 PR middle-end/38477
25541 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25542 initialization notes only if we actually emitted a warning.
25543 (intra_create_variable_infos): Add constraints for a result decl
25544 that is passed by hidden reference.
25545 (build_pred_graph): Mark all related variables non-direct on
25548 2009-01-14 Nick Clifton <nickc@redhat.com>
25550 * ira-conflicts.c: Include addresses.h for the definition of
25552 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25553 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25555 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25558 * Makefile.in (ira-lives.o): Add except.h.
25560 * ira-lives.c: Include except.h.
25561 (process_bb_node_lives): Process can_throw_internal.
25563 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25565 PR rtl-optimization/38774
25566 * combine.c (simplify_set): When undoing cc_use change, don't do
25567 PUT_CODE on the newly created comparison, but instead put back the
25570 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25572 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25573 values. Remove duplicate arm8 entry.
25575 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25577 PR tree-optimization/38786
25578 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25579 the SSA_NAME case of expand_scalar_variables_expr.
25580 Set the type of an expression to the type of its assign statement.
25581 (expand_scalar_variables_expr): Also gather the scalar computation
25582 used to index the memory access. Do not pass loop_p.
25583 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25584 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25585 the gimple_stmt_iterator where it inserts new code.
25586 Do not pass loop_p.
25587 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25588 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25590 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25592 * graphite.h (debug_value): Removed.
25593 * graphite.c (debug_value): Removed.
25595 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25597 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25598 ldrd/strd with two 32-bit instructions.
25600 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25602 * config/arm/arm.c (struct processors): Pass for speed down into
25603 cost helper functions.
25604 (const_ok_for_op): Handle COMPARE and inequality nodes.
25605 (arm_rtx_costs_1): Rewrite.
25606 (arm_size_rtx_costs): Update prototype.
25607 (arm_rtx_costs): Pass speed down to helper functions.
25608 (arm_slowmul_rtx_costs): Rework cost calculations.
25609 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25610 (arm_9e_rtx_costs): Likewise.
25612 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25614 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25615 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25616 (alpha_legitimize_address): Do not split local symbols wider than
25617 UNITS_PER_WORD into HIGH/LO_SUM parts.
25619 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25622 * gcc.c (process_command): Replace call to execvp with calls
25623 to pex_one and exit.
25625 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25628 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25629 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25630 variant for devices with 3-byte PC.
25631 (__tablejump_elpm__): New.
25633 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25636 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25637 offsetof member-designator, handle it as `[0].'.
25639 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25641 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25642 function when not using named sections on targets with named sections
25643 if branch distance is less than 262132.
25645 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25647 * combine.c (combine_instructions): Recompute
25648 optimize_this_for_speed_p for each BB in the main combine loop.
25650 2009-01-12 Tomas Bily <tbily@suse.cz>
25653 * tree-loop-distribution.c (prop_phis): New function.
25654 (generate_builtin): Call prop_phis.
25655 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25657 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25659 PR tree-optimization/38807
25660 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25661 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25663 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25665 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25666 subreg of op0 to the original op0.
25668 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25670 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25672 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25675 * mips-tfile.c (parse_def): Fix parsing of def strings
25676 starting with digits.
25678 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25681 * config/arm/arm.c (arm_is_long_call_p): Don't call
25682 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25684 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25686 * regrename.c (regrename_optimize): Fix dumping.
25687 (find_oldest_value_reg): Preserve REG_POINTER.
25688 (copy_hardreg_forward_1): Likewise.
25690 2009-01-09 Diego Novillo <dnovillo@google.com>
25692 * gimple.h (struct gimple_statement_base) <uid>: Document
25693 the restrictions on its use.
25694 (gimple_uid): Tidy.
25695 (gimple_set_uid): Tidy.
25697 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25699 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25700 zero guard even if align_bytes != 0 and count is smaller than
25703 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25705 PR rtl-optimization/38495
25706 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25707 (add_range_and_copies_from_move_list): Print all added ranges.
25708 Add ranges to memory optimized destination.
25710 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25714 * config/i386/i386.c (override_options): Reject
25715 -mstringop-strategy=rep_8byte with -m32.
25716 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25717 to 1. Do count comparison against epilogue_size_needed at compile
25718 time even when count_exp was constant forced into register. For
25719 size_needed don't jump to epilogue, instead just avoid aligning
25720 and invoke the body algorithm. If need_zero_guard, add zero guard
25721 even if count is non-zero, but smaller than size_needed + number of
25722 bytes that could be stored for alignment.
25723 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25724 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25725 but smaller than size_needed + number of bytes that could be stored
25726 for alignment. Compare size_needed with epilogue_size_needed instead
25727 of desired_align - align, don't adjust size_needed, pass
25728 epilogue_size_needed to the epilogue expanders.
25731 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25733 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25735 * pa.c (last_address): Change to unsigned.
25736 (update_total_code_bytes): Change argument to unsigned. Don't
25737 check if insn addresses are set.
25738 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25739 addresses are not set.
25740 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25742 2009-01-09 Nick Clifton <nickc@redhat.com>
25744 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25745 DECL_DECLARED_INLINE_P.
25747 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25749 PR middle-end/38347
25750 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25751 GET_MODE (op0) in operand_subword_force calls.
25753 PR middle-end/38771
25754 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25755 fold_convert arg0 operands to TREE_TYPE (op0) first.
25757 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25759 * params.def (ira-max-conflict-table-size): Decrease default value
25762 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25764 PR tree-optimization/37031
25765 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25767 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25768 allocate it using gc instead of heap, use VEC_quick_push instead of
25770 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25771 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25772 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25773 allocated vector from heap allocated.
25774 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25775 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25776 vector only after perfect_loop_nest_depth call.
25778 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25779 Jan Sjodin <jan.sjodin@amd.com>
25781 PR tree-optimization/38559
25782 * graphite.c (debug_value, copy_constraint,
25783 swap_constraint_variables, scale_constraint_variable, ): New.
25784 (get_lower_bound, get_upper_bound): Removed.
25785 (graphite_trans_bb_strip_mine): Clean up this code that works
25786 only for constant number of iterations. Fully copy upper and
25787 lower bound constraints, not only the constant part of them.
25788 * graphite.h (debug_value): Declared.
25790 2009-01-08 Ira Rosen <irar@il.ibm.com>
25792 PR tree-optimization/37194
25793 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25794 Don't add the cost of cost model guard in prologue to scalar
25795 outside cost in case of known number of iterations.
25797 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25798 Alan Modra <amodra@bigpond.net.au>
25800 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25801 non-word-aligned REG+CONST addressing.
25803 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25806 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25807 free_after_compilation when outputting a thunk.
25808 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25809 Do not call free_after_compilation here.
25811 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25813 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25814 (ix86_valid_target_attribute_inner_p): Ditto.
25816 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25818 PR tree-optimization/38492
25819 PR tree-optimization/38498
25820 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25821 * tree-chrec.h (scev_is_linear_expression): Declared.
25822 * graphite.c (graphite_cannot_represent_loop_niter): New.
25823 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25824 (graphite_loop_normal_form): Use gcc_assert.
25825 (scan_tree_for_params): Use CASE_CONVERT.
25826 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25827 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25828 Use gcc_assert. Discard scops that contain unhandled cases.
25829 (build_scop_conditions): Return a boolean status for unhandled cases.
25830 (strip_mine_profitable_p): Print the loop number, not its depth.
25831 (is_interchange_valid): Pass the depth of the loop nest, don't
25832 recompute it wrongly.
25833 (graphite_trans_bb_block): Same.
25834 (graphite_trans_bb_block): Print tentative of loop blocking.
25835 (graphite_trans_scop_block): Do not print that the loop has been
25837 (graphite_transform_loops): Do not handle scops that contain condition
25840 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25842 AVX Programming Reference (December, 2008)
25843 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25844 (_mm256_stream_pd): Likewise.
25845 (_mm256_stream_ps): Likewise.
25847 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25848 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25849 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25850 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25851 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25852 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25853 (ix86_expand_special_args_builtin): Likewise.
25855 * config/i386/sse.md (AVXMODEDI): New.
25856 (avx_movnt<mode>): Likewise.
25857 (avx_movnt<mode>): Likewise.
25858 (<sse>_movnt<mode>): Remove AVX support.
25859 (sse2_movntv2di): Likewise.
25861 2009-01-07 Richard Guenther <rguenther@suse.de>
25863 PR middle-end/38751
25864 * fold-const.c (extract_muldiv): Remove obsolete comment.
25865 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25866 to PLUS_EXPR canonicalization for the canonicalization.
25868 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25870 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25871 hosted cross-compilers generating less efficient code.
25873 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25875 * function.h (rtl_data): Add a dbr_scheduled_p field.
25876 * reorg.c (dbr_schedule): Set it.
25877 (gate_handle_delay_slots): Check it.
25878 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25879 (mips_reorg): Check flag_delayed_branch instead of
25880 mips_base_delayed_branch.
25881 (mips_override_options): Don't set mips_base_delayed_branch
25882 or flag_delayed_branch.
25884 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25886 PR rtl-optimization/38426.
25887 * ira.c (ira): Set current_function_is_leaf earlier.
25889 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25891 PR rtl-optimization/38722
25892 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25893 too early, only set a flag and modify after last possible
25896 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25899 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25900 * real.c (decimal_single_format): Correct values of emin and emax.
25901 (decimal_double_format): Ditto.
25902 (decimal_quad_format): Ditto.
25903 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25904 computation of DECnn_MIN and DECnn_MAX for corrected values of
25905 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25906 __DECnn_MIN__, and adjust its computation for the corrected value
25909 2009-01-06 Jan Hubicka <jh@suse.cz>
25912 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25914 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25916 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25917 Add Robert Clark to the list of testers.
25919 2009-01-06 Jan Hubicka <jh@suse.cz>
25920 Kai Tietz <kai.tietz@onevision.com>
25922 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25923 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25925 2009-01-06 Jan Hubicka <jh@suse.cz>
25926 Kai Tietz <kai.tietz@onevision.com>
25928 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25930 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25931 (ix86_nsaved_regs): Count only general purpose regs.
25932 (ix86_nsaved_sseregs): New.
25933 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25934 to 16 for w64; compute padding and size of sse reg save area.
25935 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25936 general purpose regs.
25937 (ix86_emit_save_sse_regs_using_mov): New.
25938 (ix86_expand_prologue): Save SSE regs if needed.
25939 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25940 (ix86_emit_restore_sse_regs_using_mov): New.
25941 (ix86_expand_epilogue): Save SSE regs if needed.
25943 2009-01-06 Jan Hubicka <jh@suse.cz>
25944 Kai Tietz <kai.tietz@onevision.com>
25946 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25947 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25948 functions when accumulate outgoing args is off.
25950 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25953 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25954 before using pseudos_have_intersected_live_ranges_p.
25956 * ira-int.h (ira_assert): Always define.
25958 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25960 AVX Programming Reference (December, 2008)
25961 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25962 (_mm256_permute2_pd): Likewise.
25963 (_mm_permute2_ps): Likewise.
25964 (_mm256_permute2_ps): Likewise.
25965 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25966 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25968 * config/i386/i386.c (ix86_builtins): Remove
25969 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25970 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25971 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25972 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25973 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25974 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25975 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25976 __builtin_ia32_vpermil2ps256.
25977 (ix86_init_mmx_sse_builtins): Updated.
25978 (ix86_expand_args_builtin): Likewise.
25980 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25982 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25983 long absolute calls when generating PA 2.0 code.
25985 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25987 PR rtl-optimization/38583
25988 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25990 * params.def (ira-max-conflict-table-size): New.
25992 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25994 * ira.h (ira_conflicts_p): New external definition.
25996 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25997 table. Report this. Return result of building.
25998 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25999 building conflict table.
26001 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26002 (ira_color): Use ira_conflicts_p.
26004 * global.c: Include ira.h.
26005 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26008 * Makefile.in (global.o): Add ira.h.
26010 * ira-build.c (mark_all_loops_for_removal,
26011 propagate_some_info_from_allocno): New.
26012 (remove_unnecessary_allocnos): Call
26013 propagate_some_info_from_allocno.
26014 (remove_low_level_allocnos): New.
26015 (remove_unnecessary_regions): Add parameter. Call
26016 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26017 parameter to remove_unnecessary_regions.
26018 (ira_build): Remove all regions but root if the conflict table was
26019 not built. Update conflict hard regs for allocnos crossing calls.
26021 * ira.c (ira_conflicts_p): New global.
26022 (ira): Define and use ira_conflicts_p.
26024 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26025 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26026 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26028 2009-01-06 Ben Elliston <bje@au.ibm.com>
26030 * gengtype-lex.l (YY_NO_INPUT): Define.
26032 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26035 * c-common.c (handle_vector_size_attribute): Also reject
26036 BOOLEAN_TYPE types.
26038 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26040 PR tree-optimization/38492
26041 * graphite.c (rename_map_elt, debug_rename_elt,
26042 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26043 rename_map_elt_info, eq_rename_map_elts,
26044 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26045 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26046 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26047 (sese_build_livein_liveouts): New.
26048 (new_sese, free_sese): New.
26049 (new_scop): Call new_sese.
26050 (free_scop): Call free_sese.
26051 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26052 (register_old_new_names): Renamed register_old_and_new_names.
26053 (register_scop_liveout_renames, add_loop_exit_phis,
26054 insert_loop_close_phis, struct igp,
26055 default_liveout_before_guard, add_guard_exit_phis,
26056 insert_guard_phis, copy_renames): New.
26057 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26058 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26059 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26060 (scop_adjust_phis_for_liveouts): New.
26061 (gloog): Call scop_adjust_phis_for_liveouts.
26063 * graphite.h (struct sese): Documented. Added fields liveout,
26064 num_ver and livein.
26065 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26066 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26067 (struct scop): Added field liveout_renames.
26068 (SCOP_LIVEOUT_RENAMES): New.
26070 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26072 PR tree-optimization/38510
26073 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26074 (translate_clast): Call recompute_all_dominators before
26076 (gloog): Call recompute_all_dominators before graphite_verify.
26078 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26079 Jan Sjodin <jan.sjodin@amd.com>
26081 PR tree-optimization/38500
26082 * graphite.c (create_sese_edges): Call fix_loop_structure after
26085 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26087 * config.gcc: Add m32r*-*-rtems*.
26088 * config/m32r/rtems.h: New file.
26090 2009-01-05 Ben Elliston <bje@au.ibm.com>
26092 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26093 (.po.pox): Likewise.
26094 (po/gcc.pot): Likewise.
26096 2009-01-04 David S. Miller <davem@davemloft.net>
26098 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26099 (STARTING_FRAME_OFFSET): Always set to zero.
26101 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26103 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26104 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26105 fixed-point types, and vectors of the same.
26107 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26109 * config/mips/sync.md (*mb_barrier): Rename to...
26110 (*memory_barrier): ...this.
26112 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26114 * doc/extend.texi (Function Attributes): Move @cindex after @item
26115 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26116 and put in alphabetical order. Fix 'target' name and put in order.
26117 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26120 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26122 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26123 (memory_barrier): Expand as unspec instead of unspec_volatile.
26124 Remove mem:BLK from insn operands. Use Pmode scratch register.
26125 (*memory_barrier): Define as unspec instead of unspec_volatile.
26126 Use (match_dup 0) as input operand.
26128 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26129 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26130 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26131 scratch register. Remove operand 1.
26132 (*stbar): Define as unspec instead of unspec_volatile.
26133 Use (match_dup 0) as input operand, remove (const_int 8).
26134 (*membar): Define as unspec instead of unspec_volatile.
26135 Use (match_dup 0) as input operand, remove input operand 2.
26137 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26138 (memory_barrier): Expand as unspec instead of unspec_volatile.
26139 Remove mem:BLK from insn operands. Use Pmode scratch register.
26140 (*memory_barrier): Define as unspec instead of unspec_volatile.
26141 Use (match_dup 0) as input operand.
26143 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26144 Remove mem:BLK from insn operands. Use Pmode scratch register.
26145 Set volatile flag on operand 0.
26146 (*memory_barrier): New insn pattern.
26148 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26150 (*memory_barrier): Use (match_dup 0) as input operand.
26152 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26153 Remove mem:BLK from insn operands. Use Pmode scratch register.
26154 Set volatile flag on operand 0.
26155 (*mb_internal): New insn pattern.
26157 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26159 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26161 PR middle-end/38586
26162 * function.c (struct temp_slot): Move to the section of the file
26163 that deals with temp slots. Remove field 'address'.
26164 (temp_slot_address_table): New hash table of address -> temp slot.
26165 (struct temp_slot_address_entry): New struct, items for the table.
26166 (temp_slot_address_compute_hash, temp_slot_address_hash,
26167 temp_slot_address_eq, insert_temp_slot_address): Support functions
26169 (find_temp_slot_from_address): Rewrite to use the new hash table.
26170 (remove_unused_temp_slot_addresses): Remove addresses of temp
26171 slots that have been made available.
26172 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26173 worker function for remove_unused_temp_slot_addresses.
26174 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26175 Add the temp slot address to the address -> temp slot map.
26176 (update_temp_slot_address): Update via insert_temp_slot_address.
26177 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26178 (pop_temp_slots): Likewise.
26179 (init_temp_slots): Allocate the address -> temp slot map, or empty
26180 the map if it is already allocated.
26181 (prepare_function_start): Initialize temp slot processing.
26183 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26185 PR middle-end/38584
26186 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26187 Calculate the size of all stack vars assuming no packing of stack
26188 vars will happen, replacing a quadratic algorithm with a linear one.
26190 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26193 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26196 2009-01-03 Diego Novillo <dnovillo@google.com>
26198 * doc/contrib.texi: Update contributions.
26200 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26203 * builtins.c (fold_builtin_memory_op): Give up if either operand
26204 is volatile. Set srctype or desttype to non-qualified version
26208 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26209 and FUNCTION_DECLs.
26211 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26213 PR rtl-optimization/35805
26214 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26215 problem if fast dce is able to remove any instructions.
26216 * dce.c (dce_process_block): Fix dump message.
26218 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26221 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26223 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26225 PR middle-end/38690
26226 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26227 * tree-pretty-print.c (op_code_prio): New function.
26228 (op_prio): No longer static. Use op_code_prio.
26229 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26230 Use op_prio and op_code_prio to determine if () should be
26231 printed around operand(s) or not.
26233 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26234 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26235 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26236 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26237 pp_character instead of pp_string for single letter printing.
26239 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26241 * doc/extend.texi: Fix '#pragma GCC option' typo.
26243 2009-01-02 Richard Guenther <rguenther@suse.de>
26245 * doc/install.texi (--enable-checking): Mention different
26246 default for stage1.
26247 (--enable-stage1-checking): Document.
26249 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26251 PR middle-end/30142
26252 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26253 case to be an error.
26255 2009-01-02 Ben Elliston <bje@au.ibm.com>
26257 * config/fp-bit.h (pack_d): Constify argument.
26258 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26259 (isnan): Constify argument.
26261 (iszero): Likewise.
26262 (pack_d): Likewise.
26263 (_fpadd_parts): Constify return type.
26264 (_fpmul_parts): Likewise.
26265 (_fpdiv_parts): Likewise.
26267 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26270 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26271 warn about overwriting initializer with side-effects or
26272 -Woverride-init if !IMPLICIT.
26273 (output_init_element): Likewise. Pass IMPLICIT down to
26275 (process_init_element): Add IMPLICIT argument. Pass it down
26276 to output_init_element.
26277 (push_init_element, pop_init_level, set_designator): Adjust
26278 process_init_element callers.
26279 (set_nonincremental_init, set_nonincremental_init_from_string):
26280 Adjust add_pending_init callers.
26281 (output_pending_init_elements): Adjust output_init_element callers.
26282 * c-tree.h (process_init_element): Adjust prototype.
26283 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26284 process_init_element callers.
26287 Copyright (C) 2009 Free Software Foundation, Inc.
26289 Copying and distribution of this file, with or without modification,
26290 are permitted in any medium without royalty provided the copyright
26291 notice and this notice are preserved.