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 2009-09-22 Jakub Jelinek <jakub@redhat.com>
216 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
217 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
219 * reload1.c (reload): Call wrap_constant when substituting
220 reg for equiv inside of DEBUG_INSNs.
223 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
224 add_call_src_coords_attributes, add_high_low_attributes,
225 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
226 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
227 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
228 when -gdwarf-2 -gstrict-dwarf.
229 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
230 -gdwarf-[23] -gstrict-dwarf.
231 (address_of_int_loc_descriptor, loc_descriptor,
232 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
233 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
234 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
236 2009-09-22 Richard Guenther <rguenther@suse.de>
238 PR tree-optimization/41428
239 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
240 (ccp_finalize): Pass it to substitute_and_fold.
242 2009-09-22 Richard Guenther <rguenther@suse.de>
244 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
245 (substitute_and_fold): Adjust prototype.
246 * tree-vrp.c (vrp_evaluate_conditional): Make static.
247 (simplify_stmt_using_ranges): Likewise.
248 (fold_predicate_in): Move here from tree-ssa-propagate.c.
249 (vrp_fold_stmt): New function.
250 (vrp_finalize): Pass it to substitute_and_fold.
251 * tree-flow.h (vrp_evaluate_conditional): Remove.
252 (simplify_stmt_using_ranges): Likewise.
253 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
254 * tree-ssa-copy.c (fini_copy_prop): Likewise.
255 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
257 (fold_predicate_in): Move to tree-vrp.c.
258 (substitute_and_fold): Use the callback instead of calling into
259 tree-vrp.c functions directly.
261 2009-09-22 Jakub Jelinek <jakub@redhat.com>
263 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
264 comparison warning on rs6000.
267 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
268 GIMPLE_EH_MUST_NOT_THROW cleanup.
269 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
271 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
274 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
275 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
276 LIB_SPEC for darwin10 and later since it always uses the unwinder in
277 libSystem which is derived from the gcc 4.2.1 unwinder.
279 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
282 * varasm.c (default_encode_section_info): Copy TLS model into
283 sym_ref flags regardless of backend support for TLS, for all
284 model types except TLS_MODEL_EMULATED.
286 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
289 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
290 we can handle it correctly.
292 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
294 * doc/install.texi (os2): Remove section.
296 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
298 * doc/standards.texi (Objective-C): Adjust two URLs.
300 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
302 * tree-tailcall.c (process_assignment): Don't check if a multiplication
303 or an addition are already present.
304 (find_tail_calls): Combine multiple additions and multiplications.
305 (adjust_accumulator_values): Emit accumulators.
307 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
309 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
310 xmm register restore.
312 2009-09-21 Jan Hubicka <jh@suse.cz>
314 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
315 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
318 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
320 * stor-layout.c (layout_type): Remove obsolete code.
322 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
325 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
327 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
330 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
331 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
332 (fold_builtin_2, do_mpc_arg1): Update accordingly.
333 * fold-const.c (const_binop): Likewise.
334 * real.h (do_mpc_arg2): Update prototype.
336 2009-09-20 Jan Hubicka <jh@suse.cz>
338 * dwarf2out.c (add_const_value_attribute): Return true if successful.
339 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
340 (tree_add_const_value_attribute): Return true if successful.
341 (tree_add_const_value_attribute_for_decl): Likewise.
343 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
344 (loc_descriptor): ... here;
345 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
346 (cst_pool_loc_descr): Break out from ...; do not reffer constant
347 pool items that was not marked for output.
348 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
349 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
350 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
351 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
352 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
353 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
354 DW_OP_stack_value to get address of items that are not available
356 (dw_loc_list): Handle single element lists correctly.
358 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
359 Pascal Obry <obry@adacore.com>
361 * unwind-dw2-fde.c (classify_object_over_fdes):
362 Cast the constant 1 to _Unwind_Ptr.
363 (add_fdes): Likewise.
364 (linear_search_fdes): Likewise.
366 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
368 * stor-layout.c (set_sizetype): Avoid useless type copy.
370 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
372 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
374 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
375 * configure, config.in: Regenerate.
376 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
378 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
379 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
380 for global data if the output could be used in a shared library.
381 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
382 to 0 if TARGET_WRITABLE_EH_FRAME.
384 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
386 PR rtl-optimization/39886
387 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
388 just when insn is equal to BB_END (bb).
390 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
392 * config/mips/mips.opt (mrelax-pic-calls): New option.
393 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
395 (mips_unspec_call): Change "unspec_call" expander into this.
396 (mips_strip_unspec_call): New function.
397 (mips_got_load): Call mips_unspec_call instead of
398 gen_unspec_call<mode>.
399 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
401 (mips_cfg_in_reorg): New function.
402 (mips16_lay_out_constants): Use it to decide whether to call
403 CFG-aware insn splitting.
404 (r10k_insert_cache_barriers): Move CFG set-up code from here to
405 mips_reorg. Move DF set-up code from here ...
406 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
408 (mips_reorg): Call mips_df_reorg instead of
409 r10k_insert_cache_barriers. Move CFG set-up code here from
410 r10k_insert_cache_barriers.
411 (mips_call_expr_from_insn): New function.
412 (mips_pic_call_symbol_from_set): Likewise.
413 (mips_find_pic_call_symbol): Likewise.
414 (mips_annotate_pic_call_expr): Likewise.
415 (mips_get_pic_call_symbol): Likewise.
416 (mips_annotate_pic_calls): Likewise.
417 (mips_override_options): Disable -mrelax-pic-calls unless PIC
419 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
420 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
421 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
423 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
424 (unspec_call<mode>): Remove it.
425 (sibcall_internal, sibcall_value_internal,
426 sibcall_value_multiple_internal, call_internal, call_split,
427 call_value_internal, call_value_split,
428 call_value_multiple_internal, call_value_multiple_split): Pass
429 SIZE_OPNO to MIPS_CALL.
430 (call_internal_direct, call_direct_split,
431 call_value_internal_direct, call_value_direct_split): Pass -1 as
432 SIZE_OPNO to MIPS_CALL.
433 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
434 * configure: Regenerate.
435 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
436 and -mno-relax-pic-calls.
437 (MIPS Options): Document -mrelax-pic-calls
438 and -mno-relax-pic-calls.
440 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
443 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
444 in the directory this rule is called from, rather than the
445 toplevel 'gcc' directory, to fix in-tree build.
447 2009-09-19 Chris Demetriou <cgd@google.com>
449 PR preprocessor/28435:
450 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
451 to cpplib that the preprocessor output is needed.
453 2009-09-19 Jakub Jelinek <jakub@redhat.com>
455 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
456 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
457 *return_and_restore_fpregs_<mode>,
458 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
461 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
462 instead of assuming it has always a REG inside of it.
464 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
466 * config/freebsd.h: Update comment on types.
469 2009-09-18 Jason Merrill <jason@redhat.com>
471 * c.opt: Add -fno-deduce-init-list.
473 2009-09-18 Neil Vachharajani <nvachhar@google.com>
475 * value-prof.c (interesting_stringop_to_profile_p): Added output
476 argument to indicate which parameter is the size parameter.
477 * value-prof.c (gimple_stringop_fixed_value): Use
478 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
479 * value-prof.c (gimple_stringops_transform): Update call sites to
480 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
481 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
483 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
486 From David Binderman <dcb314@hotmail.com>:
487 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
488 local variable f. Remove stale comments.
489 (ix86_compute_frame_layout): Remove useless local variable total_size.
491 (legitimate_address_p): Remove useless local variables
492 reason_rtx and reason.
493 (ix86_split_copysign_const): Remove useless local variable op1.
494 (scale_counter): Remove useless local variable piece_size_mask.
496 2009-09-18 Jakub Jelinek <jakub@redhat.com>
498 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
501 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
504 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
506 2009-09-17 Jakub Jelinek <jakub@redhat.com>
508 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
511 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
513 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
514 DW_OP_implicit_value even without dwarf_version 4.
516 2009-09-17 Jan Hubicka <jh@suse.cz>
518 * dwarf2out.c: Include tree-pass.h and gimple.h.
519 (loc_list_plus_const): New function.
520 (loc_descriptor_from_tree_1): Rename to ...
521 (loc_descriptor_from_tree): ... remove original.
522 (loc_list_from_tree): New function.
523 (add_AT_location_description): Accept location list.
524 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
525 (concatn_mem_loc_descriptor): Remove.
526 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
528 (secname_for_decl): Move up.
529 (hidden_reference_p): New function; break out from ...
530 (loc_by_refernece): ... here; move up.
531 (dw_loc_list): New function.
532 (single_element_loc_list): New function.
533 (single_element_loc_list_p): New function.
534 (add_loc_descr_to_each): New function.
535 (add_loc_list): New function.
536 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
537 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
538 add diagnostics why expansion failed.
539 (add_location_or_const_value_attribute): Support location lists.
540 (add_bound_info): Likewise.
541 (descr_info_loc): Update call of loc_descriptor_from_tree.
542 (gen_variable_die): Work on location lists.
543 * final.c (pass_final): Add dump file.
544 * Makefile.in (dwarf2out.o): Add new dependencies.
546 2009-09-17 Janis Johnson <janis187@us.ibm.com>
549 * real.c decimal_from_integer, decimal_integer_string): New.
550 (real_from_integer): Use them as special case for decimal float.
551 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
552 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
553 Do not append zero after the decimal point in string to convert.
555 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
557 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
558 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
560 2009-09-17 Martin Jambor <mjambor@suse.cz>
562 * common.opt (fipa-sra): New switch.
563 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
564 * timevar.def (TV_IPA_SRA): New timevar.
565 * params.def (ipa-sra-ptr-growth-factor): New parameter.
566 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
567 * tree-sra.c: Include cgraph.c.
568 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
569 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
570 and grp_not_necessarilly_dereferenced.
571 (func_param_count): New variable.
572 (encountered_apply_args): New variable.
573 (bb_dereferences): New variable.
574 (final_bbs): New variable.
575 (no_accesses_representant): New variable.
576 (no_accesses_p): New function.
577 (dump_access): Dump the new fields.
578 (sra_initialize): Set encountered_apply_args to false.
579 (get_ssa_base_param): New function.
580 (mark_parm_dereference): New function.
581 (create_access): Caring for INIDRECT_REFs and different handling of
582 varialble length accesses in early IPA SRA. Store the stmt - a new
583 parameter - to the new access.
584 (build_access_from_expr_1): New parameter stmt, passed to
585 create_access. Handle INDIRECT_REFs.
586 (build_access_from_expr): Pass the current statement to
587 build_access_from_expr_1.
588 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
590 (build_accesses_from_assign): Pass the current statement to
591 build_access_from_expr_1. Do not create assign links in IPA-SRA.
592 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
593 final_bbs when necessary. Check for calls to __builtin_apply_args.
594 Fixup EH info if anythng was changed.
595 (is_unused_scalar_param): New function.
596 (ptr_parm_has_direct_uses): New function.
597 (find_param_candidates): New function.
598 (mark_maybe_modified): New function.
599 (analyze_modified_params): New function.
600 (propagate_dereference_distances): New function.
601 (dump_dereferences_table): New function.
602 (analyze_caller_dereference_legality): New function.
603 (unmodified_by_ref_scalar_representative): New function.
604 (splice_param_accesses): New function.
605 (decide_one_param_reduction): New function.
606 (enum ipa_splicing_result): New type.
607 (splice_all_param_accesses): New function.
608 (get_param_index): New function.
609 (turn_representatives_into_adjustments): New function.
610 (analyze_all_param_acesses): New function.
611 (get_replaced_param_substitute): New function.
612 (get_adjustment_for_base): New function.
613 (replace_removed_params_ssa_names): New function.
614 (sra_ipa_reset_debug_stmts): New function.
615 (sra_ipa_modify_expr): New function.
616 (sra_ipa_modify_assign): New function.
617 (convert_callers): New function.
618 (modify_function): New function.
619 (ipa_sra_preliminary_function_checks): New function.
620 (ipa_early_sra): New function.
621 (ipa_early_sra_gate): New function.
622 (pass_early_ipa_sra): New variable.
623 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
625 2009-09-17 Michael Matz <matz@suse.de>
628 * tree.c (build_type_attribute_qual_variant): Export.
629 * tree.h (build_type_attribute_qual_variant): Declare.
630 * tree-inline.c (remap_type_1): Use it to build variants with
631 the original qualifiers and attributes.
633 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
635 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
636 without a fallthrough edge.
638 2009-09-16 DJ Delorie <dj@redhat.com>
640 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
641 chip and ignore the "fast_interrupt" attribute if so.
643 2009-09-16 Richard Henderson <rth@redhat.com>
646 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
649 2009-09-16 Richard Henderson <rth@redhat.com>
652 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
653 is set only if DECL_NO_STATIC_CHAIN is unset.
654 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
655 (FOR_EACH_NEST_INFO): New.
656 (walk_all_functions): Use it.
657 (finalize_nesting_tree): Likewise.
658 (unnest_nesting_tree): Likewise.
659 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
660 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
661 (convert_gimple_call): Early out if gimple_call_chain already set.
662 (convert_all_function_calls): Iterate until no new functions
663 require a static chain.
664 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
665 when building a trampoline. Use dump_function_to_file instead
667 (lower_nested_functions): Open dump_file. Validate that decls
668 that have DECL_NO_STATIC_CHAIN from the front end don't have that
669 bit reset by this pass.
671 2009-09-16 Michael Matz <matz@suse.de>
674 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
675 shorten decl_common_unused.
676 (DECL_RESTRICTED_P): New accessor.
677 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
678 to disambiguate marked decls and restrict pointers.
680 2009-09-16 Richard Henderson <rth@redhat.com>
683 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
685 2009-09-16 Jakub Jelinek <jakub@redhat.com>
687 * integrate.c (set_block_abstract_flags): Call
688 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
690 2009-09-16 Richard Guenther <rguenther@suse.de>
693 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
696 2009-09-16 DJ Delorie <dj@redhat.com>
697 Kaz Kojima <kkojima@gcc.gnu.org>
699 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
700 (sh_expand_prologue): Update calls to output_stack_adjust.
701 (sh_expand_epilogue): Likewise.
703 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
706 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
707 trying to limit the extent of searches in the insn stream.
709 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
710 Jakub Jelinek <jakub@redhat.com>
714 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
716 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
717 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
718 (rs6000_savres_strategy): Always save FP registers inline if the
719 target doesn't support hardware double-precision. Set the above
720 bits in return value when needed.
721 (rs6000_savres_routine_sym): Fix computation for cache selector.
722 Mark the generated symbol as a function. Rename exitp argument to
723 lr. Move code for determining the name of the symbol...
724 (rs6000_savres_routine_name): ...here. New function. Add cases for
725 getting the names right on AIX and 64-bit Linux.
726 (savres_routine_name): New variable.
727 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
728 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
729 on what the target routine uses as a base register. If savep && lr
730 describe saving of r0 into memory slot.
731 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
732 line calls for AIX ABI.
733 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
734 determine FP save/restore functions.
735 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
736 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
738 (rs6000_emit_epilogue): Adjust computation of restore_lr.
739 Duplicate restoration of LR and execute the appropriate one
740 depending on whether GPRs are being restored inline. Set r11 from
741 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
742 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
743 Fix out of line calls for AIX ABI.
744 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
746 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
748 (*restore_gpregs_spe): Likewise.
749 (*return_and_restore_gpregs_spe): Likewise.
750 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
751 Define to empty string unconditionally.
752 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
753 Define to empty string unconditionally.
754 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
757 2009-09-15 Jan Hubicka <jh@suse.cz>
759 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
760 * params.def (inline-insns-auto): Likewise.
762 2009-09-15 Martin Jambor <mjambor@suse.cz>
764 * ipa-inline.c (estimate_function_body_sizes): Dump info about
765 individual statements only at TDF_DETAILS dump level. Format
766 source for 80 characters per line.
768 2009-09-15 Christian Bruel <christian.bruel@st.com>
770 * regrename.c (do_replace): Update REG_DEAD notes.
772 2009-09-15 Revital Eres <eres@il.ibm.com>
774 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
775 * targhooks.c (default_builtin_support_vector_misalignment):
776 New builtin function.
777 * targhooks.h (default_builtin_support_vector_misalignment):
779 * target.h (builtin_support_vector_misalignment):
780 New field in struct gcc_target.
781 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
782 new builtin function.
783 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
785 * config/rs6000/rs6000.c
786 (rs6000_builtin_support_vector_misalignment): New function.
787 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
789 2009-09-15 Jie Zhang <jie.zhang@analog.com>
791 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
793 (bfin_optimize_loop): Likewise.
794 (bfin_gen_bundles): Likewise.
795 (workaround_speculation): Likewise.
796 (find_load): Return NULL_RTX for debug_insn.
798 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
800 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
803 2009-09-14 DJ Delorie <dj@redhat.com>
805 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
806 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
809 2009-09-14 Richard Henderson <rth@redhat.com>
810 Jakub Jelinek <jakub@redhat.com>
812 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
813 * cfgbuild.c (make_edges): Handle asm goto.
814 * cfglayout.c (fixup_reorder_chain): Likewise.
815 * cfgrtl.c (patch_jump_insn): Likewise.
816 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
817 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
818 (gimple_build_asm_vec): Add and use labels parameter.
819 (gimple_build_asm): Remove.
820 (walk_gimple_asm): Walk labels too.
821 * gimple.def (GIMPLE_ASM): Update docs.
822 * gimple.h: Update decls.
823 (struct gimple_statement_asm): Change nc to use unsigned char;
825 (gimple_asm_nlabels): New.
826 (gimple_asm_label_op, gimple_asm_set_label_op): New.
827 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
828 into gimple_build_asm_vec.
829 * jump.c (mark_jump_label_asm): New.
830 (mark_jump_label): Use it.
831 (redirect_jump_1): Handle asm goto.
832 (invert_jump_1): Soft fail if X is null.
833 * recog.c (extract_asm_operands): New.
834 (asm_noperands): Use it; handle asm labels.
835 (decode_asm_operands): Use extract_asm_operands.
836 (asm_operand_ok): Properly handle empty string.
837 * reg-stack.c (get_asm_operands_in_out): Rename from
838 get_asm_operand_n_inputs; use extract_asm_operands; return both
839 inputs and outputs by reference; update all callers.
840 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
841 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
842 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
843 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
844 (extract_asm_operands): Declare.
845 * stmt.c (expand_asm_operands): Add and use labels parameter.
846 (check_unique_operand_names): Likewise.
847 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
848 (expand_asm_stmt): Handle asm labels.
849 * tree-cfg.c (make_gimple_asm_edges): New.
850 (make_edges): Use it.
851 (cleanup_dead_labels): Handle asm labels.
852 (is_ctrl_altering_stmt): Likewise.
853 (gimple_redirect_edge_and_branch): Likewise.
854 * tree.def (ASM_EXPR): Add 5th operand.
855 * tree.h (ASM_LABELS): New.
856 (resolve_asm_operand_names): Update decl.
858 * c-parser.c (c_parser_asm_statement): Parse asm goto.
859 (c_parser_asm_goto_operands): New.
860 * c-tree.h (build_asm_expr): Update decl.
861 * c-typeck.c (build_asm_expr): Add and use labels parameter.
862 * doc/extend.texi: Document asm goto.
864 2009-09-14 Richard Henderson <rth@redhat.com>
866 * except.h: Update declarations.
867 (struct pointer_map_t): Forward declare.
868 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
869 (struct eh_landing_pad_d, eh_landing_pad): New.
870 (struct eh_catch_d, eh_catch): New.
871 (struct eh_region_d): Remove next_region_sharing_label, aka,
872 label, tree_label, landing_pad, post_landing_pad, resume,
873 may_contain_throw. Rename region_number to index. Remove
874 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
875 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
876 (VEC(eh_landing_pad,gc)): New.
877 (struct eh_status): Remove last_region_number. Add lp_array,
878 throw_stmt_table, ttype_data, ehspec_data.
879 (ehr_next, FOR_ALL_EH_REGION_AT): New.
880 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
881 * except.c (lang_protect_cleanup_actions): Return tree.
882 (struct ehl_map_entry): Remove.
883 (init_eh_for_function): Push zero entries for region and lp_array.
884 (gen_eh_region): Add to region_array immediately.
885 (gen_eh_region_catch): Operate on eh_catch objects.
886 (gen_eh_landing_pad): New.
887 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
888 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
889 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
890 (get_eh_landing_pad_from_number_fn): New.
891 (get_eh_landing_pad_from_number): New.
892 (get_eh_region_from_lp_number_fn): New.
893 (get_eh_region_from_lp_number): New.
894 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
895 (get_exception_pointer, get_exception_filter): Remove.
896 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
897 (current_function_has_exception_handlers): Simplify.
898 (bring_to_root, eh_region_replaceable_by_p): Remove.
899 (replace_region, hash_type_list, hash_eh_region): Remove.
900 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
901 (label_to_region_map, num_eh_regions): Remove.
902 (get_next_region_sharing_label, must_not_throw_labels): Remove.
903 (find_exception_handler_labels): Remove.
904 (duplicate_eh_regions_0, find_prev_try): Remove.
905 (struct duplicate_eh_regions_data): New.
906 (duplicate_eh_regions_1): Rewrite.
907 (duplicate_eh_regions): Return a pointer map instead of an
909 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
910 (redirect_eh_edge_to_label): Remove.
911 (eh_region_outermost): Rewrite using eh_region pointers
913 (add_ttypes_entry): Update for ttype_data move to eh_status.
914 (add_ehspec_entry): Rewrite with VEC instead of varray.
915 (assign_filter_values): Likewise. Export.
916 (build_post_landing_pads, connect_post_landing_pads): Remove.
917 (dw2_build_landing_pads): Rewrite to use lp_array.
918 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
919 (sjlj_assign_call_site_values): Rewrite to use lp_array.
920 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
921 (sjlj_mark_call_sites): Update for landing pad numbers.
922 (finish_eh_generation): Rewrite.
923 (gate_handle_eh): Do nothing for no eh tree.
924 (pass_rtl_eh): Move up near finish_eh_generation.
925 (remove_eh_landing_pad): New.
926 (remove_eh_handler): Export.
927 (remove_eh_region, remove_eh_handler_and_replace): Remove.
928 (for_each_eh_label): Rewrite to use lp_array.
929 (make_reg_eh_region_note): New.
930 (make_reg_eh_region_note_nothrow_nononlocal): New.
931 (insn_could_throw_p): New.
932 (copy_reg_eh_region_note_forward): New.
933 (copy_reg_eh_region_note_backward): New.
934 (check_handled, add_reachable_handler): Remove.
935 (reachable_next_level, foreach_reachable_handler): Remove.
936 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
937 (get_eh_region_and_lp_from_rtx): New.
938 (get_eh_region_from_rtx): New.
939 (can_throw_internal_1, can_throw_external_1): Remove.
940 (can_throw_internal): Use get_eh_region_from_rtx.
941 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
942 (insn_nothrow_p, can_nonlocal_goto): New.
943 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
944 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
945 (add_action_record): Use VEC not varray.
946 (collect_one_action_chain): Update for eh_region changes.
947 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
948 Use get_eh_region_and_lp_from_rtx.
949 (gate_convert_to_eh_region_ranges): New.
950 (pass_convert_to_eh_region_ranges): Use it.
951 (push_uleb128, push_sleb128): Use VEC not varray.
952 (output_one_function_exception_table): Likewise.
953 (dump_eh_tree): Update for eh_region changes.
954 (verify_eh_tree): Likewise.
955 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
956 * tree-eh.c: Include target.h.
957 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
958 Don't disallow GIMPLE_RESX; adjust argument check.
959 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
960 (record_stmt_eh_region): Update for landing pad numbers;
961 generate a landing pad if necessary.
962 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
963 (remove_stmt_from_eh_lp_fn): Similarly.
964 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
965 Update for lp numbers; don't special case missing throw_stmt_table.
966 (lookup_expr_eh_lp): Similarly.
967 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
968 (eh_seq, eh_region_may_contain_throw): New.
969 (struct leh_state): Add ehp_region.
970 (struct leh_tf_state): Remove eh_label.
971 (emit_post_landing_pad): New.
972 (emit_resx, emit_eh_dispatch): New.
973 (note_eh_region_may_contain_throw): New.
974 (frob_into_branch_around): Take eh_region not eh label;
975 emit eh code into eh_seq.
976 (honor_protect_cleanup_actions): Early exit for no actions. Don't
977 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
978 lower_eh_must_not_throw. Emit code to eh_seq.
979 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
980 (lower_try_finally_onedest): Likewise.
981 (lower_try_finally_copy): Likewise.
982 (lower_try_finally_switch): Likewise.
983 (lower_try_finally): Initialize ehp_region.
984 (lower_catch): Update for eh_catch objects.
985 (lower_eh_filter): Don't handle must_not_throw.
986 (lower_eh_must_not_throw): New.
987 (lower_cleanup): Don't set eh_label.
988 (lower_eh_constructs_2): Resolve eh builtins.
989 Handle GIMPLE_EH_MUST_NOT_THROW.
990 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
991 Add eh_seq to the end of the function body.
992 (make_eh_dispatch_edges): New.
993 (make_eh_edge): Remove.
994 (make_eh_edges): Simplify for landing pads.
995 (redirect_eh_edge_1): New.
996 (redirect_eh_edge): Use it.
997 (redirect_eh_dispatch_edge): New.
998 (stmt_could_throw_p): Use a switch. Allow RESX.
999 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1000 (stmt_can_throw_internal): Likewise.
1001 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1002 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1003 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1004 (gate_refactor_eh): New.
1005 (pass_refactor_eh): Use it.
1006 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1007 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1008 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1009 (remove_unreachable_handlers): Rename from
1010 tree_remove_unreachable_handlers; rewrite for landing pads;
1011 call remove_eh_handler directly.
1012 (remove_unreachable_handlers_no_lp): New.
1013 (unsplit_eh, unsplit_all_eh): New.
1014 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1015 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1016 (cleanup_empty_eh_unsplit): New.
1017 (cleanup_empty_eh): Rewrite.
1018 (cleanup_all_empty_eh): New.
1019 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1020 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1021 (gate_cleanup_eh): New.
1022 (pass_cleanup_eh): Use it.
1023 (verify_eh_edges): Move later in file. Expect one EH edge.
1024 (verify_eh_dispatch_edge): New.
1026 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1027 (gtype-desc.o): Add TARGET_H.
1028 (tree.o): Use EXCEPT_H, not except.h.
1029 (cfgbuild.o): Add EXPR_H.
1030 (GTFILES): Add vecprim.h.
1031 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1032 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1033 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1034 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1035 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1036 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1037 calls to can_throw_internal.
1038 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1039 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1040 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1041 (expand_gimple_stmt): Use make_reg_eh_region_note.
1042 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1043 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1044 or find_exception_handler_labels.
1045 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1046 there is exacly one EH edge. Use can_nonlocal_goto and
1048 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1049 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1050 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1051 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1052 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1053 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1054 * dse.c (scan_insn): Use insn_could_throw_p.
1055 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1056 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1057 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1058 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1059 EXC_PTR_EXPR or FILTER_EXPR.
1060 (tree_expr_nonzero_warnv_p): Likewise.
1061 * function.h: Include vecprim.h, not varray.h
1062 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1063 move ttype_data and ehspec_data members to struct eh_status; change
1064 action_record_data member to a VEC.
1065 * gcse.c (hash_scan_set): Use can_throw_internal.
1066 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1067 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1068 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1069 (block_may_fallthru): Don't handle RESX_EXPR.
1070 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1071 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1072 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1073 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1074 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1075 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1076 (gimple_size): Likewise.
1077 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1078 (gimple_build_resx): Use gimple_build_with_ops.
1079 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1080 (is_gimple_val): Likewise.
1081 (is_gimple_stmt): Remove RESX_EXPR.
1082 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1083 (GIMPLE_RESX): Reorder with other EH constructs.
1084 * gimple.h (struct gimple_statement_eh_mnt): New.
1085 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1086 (gimple_eh_filter_must_not_throw): Remove.
1087 (gimple_eh_filter_set_must_not_throw): Remove.
1088 (gimple_eh_must_not_throw_fndecl): New.
1089 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1090 (is_gimple_resx): New.
1091 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1092 Don't copy EH_FILTER_MUST_NOT_THROW.
1093 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1094 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1095 handle must_not_throw_labels specially.
1096 * ipa-pure-const.c (check_call): Update debug statement for LP.
1097 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1098 * ipa-utils.c (get_base_var): Likewise.
1099 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1100 * lower-subreg.c (move_eh_region_note): Remove.
1101 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1102 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1103 (create_task_copyfn): Likewise.
1104 (maybe_catch_exception): Use gimple_build_eh_filter.
1105 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1106 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1107 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1108 and pass_lower_resx.
1109 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1110 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1111 can_throw_internal, can_nonlocal_goto.
1112 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1113 copy_reg_eh_region_note_forward.
1114 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1115 (emit_output_reload_insns): Likewise.
1116 (copy_eh_notes): Remove.
1117 * rtl.def (RESX): Remove.
1118 * rtl.h: Update declarations.
1119 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1120 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1121 (update_eh_label): Remove.
1122 (cleanup_dead_labels_eh): New.
1123 (cleanup_deal_labels): Use it instead of update_eh_label.
1124 (gimple_merge_blocks): Update landing pad data structure when
1125 removing a landing pad label.
1126 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1127 test; handle GIMPLE_EH_MUST_NOT_THROW.
1128 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1129 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1130 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1131 (verify_stmt): Likewise. Verify landing pads.
1132 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1133 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1134 (struct move_stmt_d): Add eh_map.
1135 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1136 (move_stmt_r): Remap eh region numbers in builtin calls,
1137 resx and eh_dispatch.
1138 (move_block_to_fn): Remove eh_offset parameter. Use
1139 maybe_duplicate_eh_stmt_fn.
1140 (find_outermost_region_in_block): Operate on eh_region pointers
1141 instead of region numbers.
1142 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1143 duplicate_eh_regions.
1144 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1145 test earlier. Disallow EH landing pads.
1146 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1147 * tree-flow.h: Update declarations.
1148 (struct tree_ann_common_d): Replace rn with lp_nr.
1149 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1150 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1151 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1152 resx and eh_dispatch.
1153 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1154 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1155 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1156 from duplicate_eh_regions.
1157 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1158 update RESX; handle EH_DISPATCH.
1159 (expand_call_inline): Set eh_lp_nr, not eh_region.
1160 (maybe_inline_call_in_expr): Likewise.
1161 * tree-inline.h (struct copy_body_data): Replace eh_region with
1162 eh_lp_nr, eh_region_offset with eh_map.
1163 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1164 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1165 * tree-pretty-print.c (dump_generic_node): Don't handle
1166 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1167 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1168 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1169 EXC_PTR_EXPR, FILTER_EXPR.
1170 * tree-ssa-operands.c (get_expr_operands): Likewise.
1171 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1172 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1173 (ao_ref_init_from_vn_reference): Likewise.
1174 * tree-ssa-sink.c (statement_sink_location): Likewise.
1175 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1176 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1177 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1178 EXC_PTR_EXPR, FILTER_EXPR.
1179 (is_exception_related): Remove.
1180 (compute_avail): Don't call it.
1181 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1182 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1183 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1184 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1186 (build_resx): Remove.
1187 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1188 * tree.h: Update declarations.
1189 (EH_FILTER_MUST_NOT_THROW): Remove.
1190 (struct tree_label_decl): Add eh_landing_pad_nr.
1191 (EH_LANDING_PAD_NR): New.
1192 * value-prof.c (gimple_ic): Tidy variable names. Update for
1193 landing pad numbers.
1194 (gimple_stringop_fixed_value): Tidy variable names. Assert
1195 that neither call stmt can throw.
1196 * vecprim.h (uchar): New.
1197 (VEC(uchar,heap), VEC(uchar,gc)): New.
1199 * c-common.c (c_define_builtins): Update call to
1200 build_common_builtin_nodes.
1201 * c-parser.c (c_parse_file): Don't call
1202 default_init_unwind_resume_libfunc.
1204 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1206 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1207 (mips_cprestore_address_p): Likewise.
1208 (mips_save_gp_to_cprestore_slot): Likewise.
1209 (mips_restore_gp): Rename to...
1210 (mips_restore_gp_from_cprestore_slot): ...this.
1211 (mips_must_initialize_gp_p): Declare.
1212 (mips_emit_save_slot_move): Likewise.
1213 (mips_output_load_label): Return nothing.
1214 (mips_eh_uses): Declare.
1215 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1216 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1217 (TARGET_ABSOLUTE_JUMPS): Likewise.
1218 (EH_USES): Likewise.
1219 (FIRST_PSEUDO_REGISTER): Update comment.
1220 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1221 (MIPS_CALL): ...here.
1222 (REGISTER_NAMES): Add $cprestore.
1223 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1224 Add load_label_length, has_inflexible_gp_insn_p,
1225 has_flexible_gp_insn_p, must_initialize_gp_p and
1226 must_restore_gp_when_clobbered_p.
1227 (mips_expand_call): Don't generate split instructions here.
1228 (mips_split_call): Update the call to mips_restore_gp after
1229 the above name change.
1230 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1231 (mips_find_gp_ref): New function.
1232 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1233 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1234 (mips_insn_has_flexible_gp_ref_p): Likewise.
1235 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1236 (mips_function_has_gp_insn): Delete.
1237 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1238 Use the new functions above. Only return INVALID_REGNUM
1239 for TARGET_ABSOLUTE_JUMPS.
1240 (mips_must_initialize_gp_p): New function.
1241 (mips_get_cprestore_base_and_offset): New function, extracted from...
1242 (mips_cprestore_slot): ...here. Take a bool parameter.
1243 (mips_cfun_has_cprestore_slot_p): New function.
1244 (mips_cprestore_address_p): Likewise.
1245 (mips_save_gp_to_cprestore_slot): Likewise.
1246 (mips_restore_gp): Rename to...
1247 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1248 epilogue_completed. Update the call to mips_cprestore_slot.
1249 Test cfun->machine->must_restore_gp_when_clobbered_p.
1250 (mips_direct_save_slot_move_p): New function.
1251 (mips_emit_save_slot_move): Likewise.
1252 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1253 of cfun->machine->global_pointer.
1254 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1255 (mips_save_reg): Use mips_emit_save_slot_move.
1256 (mips_expand_prologue): Set must_initialize_gp_p.
1257 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1258 for all cprestore saves. Emit a use_cprestore instruction after
1259 setting up the cprestore slot.
1260 (mips_restore_reg): Use mips_emit_save_slot_move.
1261 (mips_process_load_label): New function.
1262 (mips_load_label_length): Likewise.
1263 (mips_output_load_label): Don't return asm: output it here instead.
1264 Use mips_process_load_label.
1265 (mips_adjust_insn_length): Adjust the length of branch instructions
1266 that have length MAX_PIC_BRANCH_LENGTH.
1267 (mips_output_conditional_branch): Update the call to
1268 mips_output_load_label. Assume the branch target is OPERANDS[0]
1269 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1270 (mips_output_order_conditional_branch): Swap the meaning of
1271 OPERANDS[0] and OPERANDS[1].
1272 (mips_variable_issue): Don't count ghost instructions.
1273 (mips_expand_ghost_gp_insns): New function.
1274 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1275 (mips_output_mi_thunk): Set must_initialize_gp_p.
1276 (mips_eh_uses): New function.
1277 * config/mips/predicates.md (cprestore_save_slot_operand)
1278 (cprestore_load_slot_operand): New predicates.
1279 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1280 (UNSPEC_MOVE_GP): Likewise.
1281 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1282 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1283 (CPRESTORE_SLOT_REGNUM): New register.
1284 (MAX_PIC_BRANCH_LENGTH): New constant.
1285 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1286 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1287 branches. Fix commentary.
1288 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1289 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1290 Change type to "ghost".
1291 (loadgp_absolute_<mode>): Likewise.
1292 (loadgp_rtp_<mode>): Likewise.
1293 (copygp_mips16): Likewise.
1294 (loadgp_blockage): Remove redundant mode attribute.
1295 (potential_cprestore): New instruction.
1296 (cprestore): Turn into an unspec set.
1297 (use_cprestore): New instruction.
1298 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1299 (*branch_fp_inverted): Likewise.
1300 (*branch_order<mode>): Likewise.
1301 (*branch_order<mode>_inverted): Likewise.
1302 (*branch_equality<mode>): Likewise.
1303 (*branch_equality<mode>_inverted): Likewise.
1304 (*branch_bit<bbv><mode>): Likewise.
1305 (*branch_bit<bbv><mode>_inverted): Likewise.
1306 (*branch_equality<mode>_mips16): Remove redundant mode.
1307 (jump): Turn into a define_expand.
1308 (*jump_absolute): New instruction.
1309 (*jump_pic): Likewise.
1310 (*jump_mips16): Rename previously-unnamed pattern. Remove
1311 redundant mode attribute.
1312 (restore_gp): Split on epilogue_completed rather than
1313 reload_completed. Change type to "ghost".
1314 (move_gp<mode>): New instruction.
1315 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1316 Remove redundant mode attribute.
1317 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1318 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1319 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1321 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1324 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1325 are returned in the same register (vs34 or v2) that Altivec vector
1326 types are returned in.
1327 (rs6000_libcall_value): Ditto.
1330 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1331 instead of explicit addsi3/adddi3 calls.
1332 (rs6000_split_multireg_move): Ditto.
1333 (rs6000_emit_allocate_stack): Ditto.
1334 (rs6000_emit_prologue): Ditto.
1335 (rs6000_output_mi_thunk): Ditto.
1337 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1338 size is 64 bits if we can use 64-bit registers.
1340 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1342 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1345 From Jie Zhang <jie.zhang@analog.com>:
1346 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1347 save FP and RETS with saveall attribute.
1348 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1349 with saveall attribute.
1351 * config/bfin/bfin.c (bfin_expand_builtin,
1352 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1355 From Jie Zhang <jie.zhang@analog.com>:
1356 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1357 before use in two places.
1358 * config/bfin/bfin.md (AREG): Define mode iterator.
1359 (reload_in, reload_out): Use mode iterator AREG.
1361 2009-09-14 Richard Guenther <rguenther@suse.de>
1364 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1365 EH personality path.
1367 2009-09-13 Richard Guenther <rguenther@suse.de>
1368 Rafael Avila de Espindola <espindola@google.com>
1370 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1371 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1372 (LANG_HOOKS_INITIALIZER): Adjust.
1373 (lhd_pass_through_t): Declare.
1374 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1376 * langhooks.c (lhd_pass_through_t): New function.
1377 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1378 dwarf2out_begin_prologue): Use personality from current_function_decl.
1379 * expr.h (get_personality_function): Declare.
1380 * expr.c (get_personality_function): New function.
1381 (build_personality_function): Likewise.
1382 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1383 (eh_personality_libfunc): Remove.
1384 * optabs.c (build_libfunc_function): New function split out from ...
1385 (init_one_libfunc): ... here.
1386 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1387 (tree_function_decl): Add personality.
1388 (lhd_gcc_personality): Declare.
1389 (build_personality_function): Likewise.
1390 * tree.c (gcc_eh_personality_decl): New.
1391 (lhd_gcc_personality): New function.
1392 * except.h (lang_eh_runtime_type): Remove.
1393 (enum eh_personality_kind): New.
1394 (build_personality_function): Declare.
1395 (function_needs_eh_personality): Declare.
1396 * except.c (lang_eh_runtime_type): Remove.
1397 (function_needs_eh_personality): New function.
1398 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1399 (sjlj_emit_function_enter, output_function_exception_table):
1400 Use personality from current_function_decl.
1401 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1402 * tree-inline.c (tree_can_inline_p): Do not inline across different
1404 (expand_call_inline): Likewise. Adjust the callers EH personality.
1405 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1406 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1407 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1408 (c-parser.o): Likewise
1409 * c-tree.h (c_eh_initialized_p): Remove.
1410 (c_maybe_initialize_eh): Likewise.
1411 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1412 (finish_decl): Don't call c_maybe_initialize_eh.
1413 (c_eh_initialized_p): Remove.
1414 (c_maybe_initialize_eh): Likewise.
1415 * c-parser.c (c_parser_omp_construct): Likewise.
1416 (c_parse_file): Initialize exception handling.
1418 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1420 * config.gcc (tm_file): Remove i386/biarch32.h
1421 for i?86-w64-mingw* case.
1422 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1424 * config.host: Set for x64 mingw the option
1425 use_long_long_for_widest_fast_int to yes.
1427 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1429 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1430 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1431 (dbxout_begin_function): Likewise.
1432 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1433 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1434 set on the function.
1435 (final_end_function): Likewise.
1436 (final_scan_insn): Likewise.
1437 (rest_of_handle_final): Likewise.
1438 * varasm.c (assemble_start_function): Likewise.
1439 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1441 2009-09-12 Jason Merrill <jason@redhat.com>
1443 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1444 * opts.c (common_handle_option): constify.
1446 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1448 * doc/install.texi (avr): Remove obsolete reference site.
1450 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1452 * doc/install.texi (Binaries): Adjust AIX link.
1454 2009-09-12 Akim Demaille <demaille@gostai.com>
1456 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1457 Use an imperative sentence.
1459 2009-09-11 Richard Henderson <rth@redhat.com>
1461 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1462 structure-name and has-tree-operands arguments; update all entries.
1463 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1465 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1466 (gsstruct_code_size): New.
1467 (gss_for_code_): New.
1468 (gss_for_code): Remove.
1469 (gimple_size): Rewrite using gsstruct_code_size.
1470 (gimple_statement_structure): Move to gimple.h.
1471 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1472 (gss_for_code, gimple_statement_structure): New.
1473 (gimple_ops): Use new arrays; tidy.
1475 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1477 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1478 operand to be a PLUS expression.
1479 * config/pa/pa.c (pa_secondary_reload): Likewise.
1481 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1483 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1485 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1488 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1490 From Jie Zhang <jie.zhang@analog.com>:
1491 * doc/extend.texi (node Function Attributes): Document l2
1493 (node Blackfin Variable Attributes): Document l2 variable attributes.
1495 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1497 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1498 to match the system compiler's configuration at inflection point.
1499 Add comment to remark a remaining difference with system compiler.
1501 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1502 * configure: Regenerate.
1504 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1506 From Jie Zhang <jie.zhang@analog.com>:
1507 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1508 (bfin_handle_l2_attribute): New.
1509 (bfin_attribute_table): Add l2 attribute.
1511 2009-09-11 Michael Matz <matz@suse.de>
1514 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1515 on the local_decls list.
1517 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1521 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1523 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1524 for VALUEs, to implement the documented interface.
1525 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1526 Adjust for VALUEs and anything else, to implement the
1527 documented interface.
1529 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1531 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1532 with actual SPE/paired vector modes before using 64-bit alignment.
1533 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1535 2009-09-10 DJ Delorie <dj@redhat.com>
1537 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1540 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1541 * config/mep/mep.c (mep_legitimate_constant_p): New.
1542 * config/mep/mep-protos.h: Prototype it.
1544 2009-09-10 Richard Henderson <rth@redhat.com>
1546 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1548 2009-09-10 Jason Merrill <jason@redhat.com>
1550 * tree.c (chain_index): New fn.
1551 * tree.h: Declare it.
1553 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1555 * config/sol2-c.c (cmn_err_length_specs): Initialize
1556 scalar_identity_flag.
1558 2009-09-10 Richard Henderson <rth@redhat.com>
1560 * tree.h (struct tree_decl_common): Move align member earlier;
1561 move label_decl_uid member ...
1562 (struct tree_label_decl): ... here.
1563 (LABEL_DECL_UID): Update to match.
1565 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1568 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1569 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1571 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1572 dest_prev if the edge is complex.
1574 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1576 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1577 loop latch tests earlier.
1579 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1580 before GIMPLE_RETURN, not after its predecessor; insert
1583 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1584 gimple_seq_empty_p to test for no PHI nodes.
1585 * tree-cfg.c (split_critical_edges): Likewise.
1587 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1589 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1591 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1592 introduced by the VTA branch merge.
1594 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1596 * ira-conflicts.c: Use fputs or putc instead of fprintf
1600 * tree-switch-conversion.c: Ditto.
1602 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1604 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1605 introduced by the VTA branch merge.
1607 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1610 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1612 PR rtl-optimization/39779
1613 * expr.c (convert_modes): Return when mode == oldmode after
1614 CONST_INTs are processed.
1616 2009-09-10 Nick Clifton <nickc@redhat.com>
1618 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1619 attribute and referring decl when creating renamed symbol.
1621 2009-09-10 Richard Guenther <rguenther@suse.de>
1624 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1626 (cgraph_finalize_compilation_unit): Compute reachability
1627 before emitting thunks. Properly process aliases before
1628 possibly removing unreachable nodes.
1630 2009-09-10 Richard Guenther <rguenther@suse.de>
1633 * tree.c (struct free_lang_data_d): Add worklist member.
1634 (find_decls_types_r): Push onto the worklist instead of recursing.
1635 Handle TREE_BINFOs properly.
1636 (find_decls_types): New function wrapped around find_decls_types_r
1637 to process the worklist.
1638 (find_decls_types_in_eh_region): Use it.
1639 (find_decls_types_in_node): Likewise.
1640 (find_decls_types_in_var): Likewise.
1641 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1642 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1643 (AGGREGATE_TYPE_P): Adjust.
1645 2009-09-09 Jason Merrill <jason@redhat.com>
1647 * configure.ac: Check glibc version even if we have an in-tree
1650 2009-09-09 Anthony Green <green@moxielogic.com>
1652 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1653 the constant 0 when appropriate.
1654 * config/moxie/constraints.md: Add constraint O.
1656 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1657 to pass up to 6 32-bit argument values in registers.
1658 (moxie_function_arg): Ditto.
1659 (moxie_arg_partial_bytes): Ditto.
1660 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1661 (REG_PARM_STACK_SPACE): Ditto.
1662 (FUNCTION_ARG_REGNO_P): Ditto.
1664 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1665 instruction to allocate stack space.
1667 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1669 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1670 unnecessarily stringent constraints. Fix address
1671 calculation in the splitters.
1673 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1675 PR rtl-optimization/39779
1676 * expr.c (convert_modes): Return when mode == oldmode after
1677 CONST_INTs are processed.
1679 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1682 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1683 (ix86_expand_prologue): Take frame.padding0 into logic of
1685 (ix86_expand_epilogue): Likewise.
1687 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1689 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1691 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1692 * config/t-slibgcc-libgcc: New file.
1693 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1695 2009-09-09 Martin Jambor <mjambor@suse.cz>
1697 PR tree-optimization/41089
1698 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1701 2009-09-09 Richard Henderson <rth@redhat.com>
1703 * gimple.h (CASE_GIMPLE_OMP): New.
1704 (is_gimple_omp): Use it.
1705 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1706 (verify_gimple_debug): Likewise.
1708 2009-09-09 Richard Guenther <rguenther@suse.de>
1710 PR tree-optimization/41101
1711 * tree-ssa-pre.c (maximal_set): Remove.
1712 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1713 Defer all blocks we didn't visit at least one successor.
1714 (add_to_exp_gen): Do not add to the maximal set.
1715 (make_values_for_phi): Likewise.
1716 (compute_avail): Likewise.
1717 (init_pre): Do not allocate the maximal set.
1718 (execute_pre): Do not dump it.
1720 2009-09-09 Martin Jambor <mjambor@suse.cz>
1722 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1723 an SSA_NAME rather than a is_gimple_variable.
1725 2009-09-09 Richard Guenther <rguenther@suse.de>
1728 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1729 code dealing with plain pointer bases.
1730 (maybe_fold_offset_to_reference): Likewise.
1731 (maybe_fold_stmt_addition): Adjust.
1733 2009-09-09 Richard Guenther <rguenther@suse.de>
1735 * tree.c (free_lang_data_in_type): Do not free the type variant
1737 (free_lang_data): Merge char_type_node with its properly signed
1739 (pass_ipa_free): Collect after freeing language specific data.
1741 2009-09-09 Michael Matz <matz@suse.de>
1744 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1745 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1746 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1749 2009-09-08 DJ Delorie <dj@redhat.com>
1751 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1753 2009-09-04 Jason Merrill <jason@redhat.com>
1755 * tree.c (tree_find_value): Remove.
1756 * tree.h: Remove prototype.
1757 * varasm.c (assemble_external): Use value_member instead.
1759 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1761 * toplev.c (process_options): Choose default debugging type when
1762 gtoggle enables debug info and type is unset.
1764 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1768 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1771 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1773 * configure: Rebuilt with modified libtool.m4.
1775 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1780 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1782 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1784 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1785 (remove_statement): Likewise.
1786 (rewrite_use_nonlinear_expr): Adjust.
1787 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1788 * tree-ssa.c (release_defs_bitset): ... this. New.
1789 * tree-flow.h (release_defs_bitset): Declare.
1791 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1794 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1795 in the middle block.
1797 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1799 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1800 via intptr_t to long type.
1801 (insert_operand_rank): Cast long type via intptr_t to
1803 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1805 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1806 from pointer to unsigned via uintptr_t.
1808 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1809 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1811 * configure: Regenerated.
1812 * config.in: Regenerated
1813 * system.h (stdint.h): Add include.
1814 (inttypes.h): Likewise.
1815 * Makefile.in (aclocal): Add config/stdint.m4.
1816 * aclocal.m4: Regenerated.
1818 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1820 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1822 (note_np_check_stores): New function.
1823 (harmless_null_pointer_p): New function.
1824 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1825 changed. Take into account whether we're in the shadow of a condjump
1826 that tested NP_REG for NULL.
1827 Lose all code that tested for SEQUENCEs.
1828 (workaround_speculation): Avoid inserting NOPs for loads that are
1829 either always executed or a NULL pointer.
1831 2009-09-08 Jan Hubicka <jh@suse.cz>
1833 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1834 * params.def (early-inlining-insns): Likewise.
1836 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1838 PR rtl-optimization/41239
1839 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1840 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1842 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1843 across calls, as the calls might not always return normally.
1844 (call_may_noreturn_p): New function.
1845 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1846 (init_deps): Initialize it.
1847 (remove_from_deps): Also remove calls from
1848 last_function_call_may_noreturn list.
1850 2009-09-07 Richard Henderson <rth@redhat.com>
1852 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1853 more VR->OPERANDS than LHS operands. Free LHS before returning.
1855 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1857 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1858 (attr "addrtype"): New member "spreg".
1859 Use it if mem_spfp_address_operand is true for the address.
1860 (attr "type"): New entry "stall".
1861 (cpu_unit "load"): New.
1862 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1864 (insn_reservation "loadsp"): New.
1865 (insn_reservation "load_stall1"): New.
1866 (insn_reservation "load_stall3"): New.
1868 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1869 (mem_p_address_operand): Exclude stack and frame pointer based
1871 (mem_spfp_address_operand): New; match them here.
1872 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1873 (bfin_reorg): Call it if scheduling insns.
1874 (bfin_gen_bundles): Remove dummy insns created by
1875 add_sched_insns_for_speculation.
1877 From Jie Zhang <jie.zhang@analog.com>:
1878 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1879 bfin_si_revision, bfin_workarounds): Move these ...
1880 * config/bfin/bfin.h: ... here.
1882 From Mike Frysinger <michael.frysinger@analog.com>
1883 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1884 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1885 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1886 bf547m, bf548m, and bf549m.
1887 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1888 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1889 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1890 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1891 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1892 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1893 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1894 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1895 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1896 bf542m, bf544m, bf547m, bf548m, and bf549m.
1898 From Jie Zhang <jie.zhang@analog.com>:
1899 * config/bfin/predicates.md (p_register_operand): New predicate.
1900 (dp_register_operand): New predicate.
1901 * config/bfin/bfin-protos.h (WA_05000074): Define.
1902 (ENABLE_WA_05000074): Define.
1903 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1904 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1905 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1906 (define_attr addrtype): Allow load/store register to be P register.
1907 (define_attr storereg): New.
1908 (define_cpu_unit anomaly_05000074): New.
1909 (define_insn_reservation dsp32shiftimm): New.
1910 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1911 (define_insn_reservation loadp): Cannot use slot2.
1912 (define_insn_reservation loadsp): Cannot use slot2.
1913 (define_insn_reservation storep): Cannot use slot2. Does not
1914 apply when working around 05000074.
1915 (define_insn_reservation storep_anomaly_05000074): New.
1916 (define_insn_reservation storei): Does not apply when working
1918 (define_insn_reservation storei_anomaly_05000074): New.
1919 (define_attr length): Add dsp32shiftimm case.
1920 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1921 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1922 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1923 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1924 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1926 2009-09-07 Martin Jambor <mjambor@suse.cz>
1929 * tree-sra.c (create_artificial_child_access): Return NULL if
1930 build_ref_for_offset fails.
1931 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1932 and create_artificial_child_access to fail.
1934 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1937 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1938 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1939 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1941 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1943 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1944 block, ensure it has an exit edge. Emit a barrier after a jump.
1946 2009-09-07 Nick Clifton <nickc@redhat.com>
1948 * gcc.c (this_is_linker_script): New variable. Like
1949 this_is_library_file but for the %T constructor.
1950 (end_going_arg): If this_is_linker_script is set then locate the
1951 script and insert a --script switch before it
1952 (do_spec_2): Initialise this_is_linker_script.
1953 (do_spec_1): Likewise. Handle %T construct.
1954 (eval_spec_function): Preserve this_is_linker_script.
1955 * doc/invoke.texi: Document %T construct in spec files.
1956 * config/m32c/m32c.h (LIB_SPEC): Use it.
1958 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1960 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1961 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1962 when volatile flag is set.
1963 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1965 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1968 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1969 (combine_stack_adjustments_for_block): Allow insns between stack
1970 adjustments and stores with corresponding pre-(dec|inc)rement or
1971 pre-modify operation.
1973 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1976 * combine-stack-adj.c (struct csa_memlist): Rename to...
1977 (struct csa_reflist): ... this. Rename mem field to ref.
1978 (free_csa_memlist): Rename to...
1979 (free_csa_reflist): ... this.
1980 (record_one_stack_memref): Rename to...
1981 (record_one_stack_ref): ... this. Handle also REG_P.
1982 (try_apply_stack_adjustment): Handle also REG_P.
1983 (struct record_stack_memrefs_data): Rename to...
1984 (struct record_stack_refs_data): ... this. Rename memlist field to
1986 (record_stack_memrefs): Rename to...
1987 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1988 subexpressions instead of failing when a MEM contains SP references.
1989 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1990 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1992 2009-09-06 Richard Guenther <rguenther@suse.de>
1995 * tree.c (build_array_type): Do not record types marked
1996 with structural equality in the canonical type hashtable.
1998 2009-09-06 Richard Guenther <rguenther@suse.de>
2001 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2003 2009-09-05 Richard Guenther <rguenther@suse.de>
2006 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2008 2009-09-05 Richard Guenther <rguenther@suse.de>
2011 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2013 2009-09-05 Richard Guenther <rguenther@suse.de>
2016 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2017 before comparing function argument types.
2019 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2022 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2025 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2028 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2030 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2031 locators before emit_insn is called.
2033 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2036 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2037 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2038 (reginfo_init): Don't call allocate_reg_info.
2040 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2043 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2044 NONDEBUG_INSN_P instead of INSN_P.
2046 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2049 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2051 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2054 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2055 pattern of the split.
2057 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2059 * toplev.c (process_options): Move setter of flag_var_tracking
2060 before other tests that depend on it. Move down setter of
2061 flag_rename_registers. Don't enable var-tracking-assignments
2062 by default if selective scheduling is enabled. Warn if both
2065 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2067 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2068 comment. Use switch statement to catch overlaps between rtx
2069 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2070 (IS_DECL_CODE): ... here. Remove.
2071 (check_value_is_not_decl): Remove.
2072 (dv_from_decl, dv_from_value): Check after conversion.
2074 2009-09-04 Richard Guenther <rguenther@suse.de>
2077 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2078 after emitting tunks. Move emitting thunks and ctors from ...
2079 (cgraph_optimize): ... here. Remove redundant
2080 cgraph_analyze_functions.
2081 * varasm.c (find_decl_and_mark_needed): Remove no longer
2083 (finish_aliases_1): Adjust check for thunk aliases.
2085 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2087 * config/arm/arm.md (ctzsi2): Added braces
2088 to avoid warning that broke booststrap.
2090 2009-09-04 Martin Jambor <mjambor@suse.cz>
2092 PR tree-optimization/41112
2093 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2094 handle variable-bounded arrays.
2095 (expr_with_var_bounded_array_refs_p): New function.
2096 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2098 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2100 * config/s390/2097.md: Removed two incorrect bypasses.
2101 (z10_fsimpdf): Fixed latency.
2102 (z10_fhex): New insn_reservation.
2103 (z10_floaddf): Fixed latency.
2104 (z10_floadsf): Fixed latency.
2105 (z10_ftrunctf): Fixed latency.
2106 (z10_ftruncdf): Fixed latency.
2107 * config/s390/s390.c (z10_cost): Fixed values.
2108 (s390_adjust_priority): Added z10 path.
2109 * config/s390/s390.md (type): Added fhex.
2110 (*mov<mode>_64dfp): Updated type attribute.
2111 (*mov<mode>_64): Updated type attribute.
2112 (*mov<mode>_31): Updated type attribute.
2113 (*mov<mode>"): Likewise.
2114 * config/s390/2084.md (x_fsimpdf): Updated condition.
2116 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2118 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2119 RTXs in the predicate for operand 1.
2121 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2123 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2124 (rbitsi2): New insn.
2125 (ctzsi2): New expand.
2126 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2128 2009-09-03 Martin Jambor <mjambor@suse.cz>
2130 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2131 (create_artificial_child_access): Use build_ref_for_offset instead
2132 of duplicate_expr_for_different_base.
2133 (propagate_subacesses_accross_link): Likewise.
2135 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2137 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2139 (mips16e_collect_argument_saves): Skip debug instructions.
2140 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2141 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2142 (r10k_insert_cache_barriers): Likewise.
2143 (mips_reorg_process_insns): Likewise.
2145 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2148 * ira.c (update_equiv_reg): Remove check on class likely spill.
2150 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2153 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2154 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2158 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2159 the stack slot if it is passed by invisible reference.
2160 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2161 by invisible reference.
2163 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2165 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2166 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2167 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2169 * config/bfin/sync.md: New file.
2170 * config/bfin/bfin.md: Include it.
2171 (UNSPEC_ATOMIC): New.
2172 (UNSPEC_ONES): Provide a unique number.
2174 From Jie Zhang <jie.zhang@analog.com>:
2175 * config/bfin/bfin.c (ret_regs): New.
2176 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2177 (must_save_rets_p): New.
2178 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2179 current_function_is_leaf.
2180 (do_link): Likewise.
2181 (do_unlink): Likewise.
2182 (expand_interrupt_handler_prologue): Use ret_regs array.
2183 (expand_interrupt_handler_epilogue): Use ret_regs array and
2184 pass return register to gen_return_internal.
2185 (bfin_expand_epilogue): Pass return register to
2186 gen_return_internal.
2187 (bfin_expand_call): Explicitly clobber RETS.
2188 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2189 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2190 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2191 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2193 (return_internal): Take a reg rtx rather than the register number.
2195 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2197 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2198 when comparing against estimated_loop_iterations_int return.
2200 2009-09-03 Richard Guenther <rguenther@suse.de>
2202 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2203 eh_personality_libfunc.
2205 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2207 * tree-parloops.c (separate_decls_in_region): Add space.
2209 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2211 * tree-parloops.c (separate_decls_in_region): Change the condition
2212 checking if there are reductions in the loop.
2214 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2216 PR tree-optimization/38275
2217 * tree-parloops.c (parallelize_loops): Replace profitability condition
2218 for expected number of iterations.
2220 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2222 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2223 (bootstrap-debug): Explain conditions in which it becomes default.
2224 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2227 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2229 * doc/invoke.texi (Optimize Options): Move
2230 -finline-small-functions to the -O2 list.
2232 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2234 * toplev.c (process_options): Enable var-tracking-assignments
2235 by default if var-tracking is enabled.
2237 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2239 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2241 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2242 * rtl.h (prev_nonnote_insn_bb): Declare it.
2244 2009-09-03 Diego Novillo <dnovillo@google.com>
2246 * cgraph.c (cgraph_node_for_decl): New.
2247 * cgraph.h (cgraph_node_for_decl): Declare.
2248 * tree.c (host_integerp): Return 0 if T is NULL.
2250 2009-09-03 Diego Novillo <dnovillo@google.com>
2252 * tree.h (struct alias_pair): Move from varasm.c.
2253 (alias_pairs): Likewise.
2254 (TYPE_MAXVAL): Define.
2255 (TYPE_MINVAL): Define.
2256 (iterative_hash_host_wide_int): Declare.
2257 (remove_unreachable_alias_pairs): Declare.
2258 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2259 * diagnostic.c (default_diagnostic_starter): Make extern.
2260 (default_diagnostic_finalizer): Make extern.
2261 * diagnostic.h (default_diagnostic_starter): Declare.
2262 (default_diagnostic_finalizer): Declare.
2263 (default_tree_printer): Declare.
2264 * toplev.c (default_tree_printer): Make extern.
2266 2009-09-03 Richard Guenther <rguenther@suse.de>
2267 Diego Novillo <dnovillo@google.com>
2269 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2270 * cgraphunit.c (cgraph_expand_function): Do not emit
2271 associated thunks from here.
2272 (cgraph_emit_thunks): New.
2273 (cgraph_optimize): Call it.
2274 Return if any IPA pass finds an error.
2275 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2278 2009-09-03 Simon Baldwin <simonb@google.com>
2279 Rafael Espindola <espindola@google.com>
2280 Richard Guenther <rguenther@suse.de>
2281 Doug Kwan <dougkwan@google.com>
2282 Diego Novillo <dnovillo@google.com>
2284 * tree.c: Include tree-pass.h, langhooks-def.h,
2285 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2286 (free_lang_data_in_type): New.
2287 (need_assembler_name_p): New.
2288 (free_lang_data_in_block): New.
2289 (free_lang_data_in_decl): New.
2290 (struct free_lang_data_d): New.
2291 (add_tree_to_fld_list): New.
2292 (find_decls_types_r): New.
2293 (get_eh_types_for_runtime): New.
2294 (find_decls_types_in_eh_region): New.
2295 (find_decls_types_in_node): New.
2296 (find_decls_types_in_var): New.
2297 (free_lang_data_in_cgraph): New.
2298 (free_lang_data): New.
2299 (gate_free_lang_data): New.
2300 (pass_ipa_free_lang_data): New.
2302 2009-09-03 Diego Novillo <dnovillo@google.com>
2304 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2305 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2306 (lang_hooks): Remove const qualifier.
2307 * ipa.c (cgraph_remove_unreachable_nodes): Call
2308 remove_unreachable_alias_pairs.
2309 * except.c (add_type_for_runtime): Check if TYPE has
2310 already been converted.
2311 (lookup_type_for_runtime): Likewise.
2312 (check_handled): Handle converted types.
2313 * varasm.c (remove_unreachable_alias_pairs): New.
2314 * gimple.c: Include demangle.h.
2315 (gimple_decl_printable_name): New.
2316 (gimple_fold_obj_type_ref): New.
2317 * gimple.h (gimple_decl_printable_name): Declare.
2318 (gimple_fold_obj_type_ref): Declare.
2319 * passes.c (init_optimization_passes): Add pass
2320 pass_ipa_free_lang_data.
2321 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2322 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2324 2009-09-03 Diego Novillo <dnovillo@google.com>
2326 * c-lang.c (lang_hooks): Remove const qualifier.
2328 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2330 * doc/install.texi (*-*-freebsd*): Update target information.
2332 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2334 * hard-reg-set.h (call_fixed_regs): Remove.
2335 * reginfo.c (call_fixed_regs): Remove.
2336 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2337 (globalize_reg): Don't use call_fixed_regs.
2338 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2341 2009-09-01 Michael Matz <matz@suse.de>
2343 * expr.h (emit_storent_insn, expand_expr_real_1,
2344 expand_expr_real_2): Declare.
2345 * expr.c (emit_storent_insn, expand_expr_real_1,
2346 expand_expr_real_2): Export.
2347 (store_expr): Setting and evaluating dont_return_target is useless.
2348 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2349 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2350 * except.c (expand_resx_expr): Rename to ...
2351 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2352 * except.h (expand_resx_stmt): Declare.
2353 * stmt.c: Add include gimple.h
2354 (expand_asm_expr): Rename to ...
2355 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2356 (expand_case): Rewrite to take gimple statement.
2357 * tree.h (expand_asm_stmt): Declare.
2358 (expand_case): Change prototype.
2359 * Makefile.in (stmt.o): Depend on gimple.h.
2360 * builtins.c (expand_builtin_synchronize): Build gimple asm
2361 statement, not an ASM_EXPR.
2362 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2363 gimple_to_tree, release_stmt_tree): Remove.
2364 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2365 ggc_free, but hold comparison code and operands separately.
2366 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2367 (expand_call_stmt, expand_gimple_stmt_1,
2368 expand_gimple_stmt): New helpers.
2369 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2370 release_stmt_tree. Call expand_gimple_stmt instead.
2371 (expand_gimple_basic_block): Ditto.
2373 * calls.c (emit_call_1): Don't look at EH regions here, make
2374 fntree parameter useless.
2375 (expand_call): New local rettype for TREE_TYPE(exp), use it
2376 throughout. Remove local p, use addr instead.
2377 Don't look at EH regions here.
2379 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2381 * doc/invoke.texi (-fsched-pressure): Document it.
2382 (-fsched-reg-pressure-heuristic): Remove it.
2384 * reload.c (ira.h): Include.
2385 (find_reloads): Add choosing reload on number of small spilled
2388 * haifa-sched.c (ira.h): Include.
2389 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2390 saved_reg_pressure, curr_reg_live, saved_reg_live,
2391 region_ref_regs): New variables.
2392 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2393 initiate_reg_pressure_info, setup_ref_regs,
2394 initiate_bb_reg_pressure_info, save_reg_pressure,
2395 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2397 (setup_insn_reg_pressure_info): New function.
2398 (rank_for_schedule): Add pressure checking and insn issue time.
2399 Remove comparison of insn reg weights.
2400 (ready_sort): Set insn reg pressure info.
2401 (update_register_pressure, setup_insn_max_reg_pressure,
2402 update_reg_and_insn_max_reg_pressure,
2403 sched_setup_bb_reg_pressure_info): New functions.
2404 (schedule_insn): Add code for printing and updating reg pressure info.
2405 (find_set_reg_weight, find_insn_reg_weight): Remove.
2406 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2407 (debug_ready_list): Print reg pressure info.
2408 (schedule_block): Ditto. Check insn issue time.
2409 (sched_init): Set up sched_pressure_p. Allocate and set up some
2410 reg pressure related info.
2411 (sched_finish): Free some reg pressure related info.
2412 (fix_tick_ready): Make insn always ready if pressure_p.
2413 (init_h_i_d): Don't call find_insn_reg_weight.
2414 (haifa_finish_h_i_d): Free insn reg pressure info.
2416 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2417 ira_memory_move_cost, ira_class_hard_regs,
2418 ira_class_hard_regs_num, ira_no_alloc_regs,
2419 ira_available_class_regs, ira_reg_class_cover_size,
2420 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2422 * ira-lives.c (single_reg_class): Check mode to find how many
2423 registers are necessary for operand.
2424 (ira_implicitly_set_insn_hard_regs): New.
2426 * common.opt (fsched-pressure): New options.
2427 (fsched-reg-pressure-heuristic): Remove.
2429 * ira.c (setup_eliminable_regset): Rename to
2430 ira_setup_eliminable_regset. Make it external.
2431 (expand_reg_info): Pass cover class to setup_reg_classes.
2432 (ira): Call resize_reg_info instead of allocate_reg_info.
2434 * sched-deps.c: Include ira.h.
2435 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2436 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2437 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2438 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2439 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2440 mark_insn_reg_store, mark_insn_reg_clobber,
2441 setup_insn_reg_pressure_info): New.
2442 (sched_analyze_1): Update implicit_reg_pending_uses.
2443 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2444 Use them to create dependencies. Set insn reg uses and pressure
2445 info. Process reg_pending_uses in one place.
2446 (free_deps): Free implicit sets.
2447 (remove_from_deps): Remove implicit sets if necessary. Check
2448 implicit sets when clearing reg_last_in_use.
2449 (init_deps_global): Clear implicit_reg_pending_clobbers and
2450 implicit_reg_pending_uses.
2452 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2453 ira_memory_move_cost, ira_class_hard_regs,
2454 ira_class_hard_regs_num, ira_no_alloc_regs,
2455 ira_available_class_regs, ira_reg_class_cover_size,
2456 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2457 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2458 ira_implicitly_set_insn_hard_regs): New prototypes.
2460 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2461 cost_elements_num): New variables.
2462 (allocno_costs, total_costs): Rename to costs and
2463 total_allocno_costs.
2464 (COSTS_OF_ALLOCNO): Rename to COSTS.
2465 (allocno_pref): Rename to pref.
2466 (allocno_pref_buffer): Rename to pref_buffer.
2467 (common_classes): Rename to regno_cover_class.
2469 (record_reg_classes): Set allocno attributes only if allocno_p.
2470 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2471 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2472 and COSTS_OF_ALLOCNO.
2473 (print_costs): Rename to print_allocno_costs.
2474 (print_pseudo_costs): New.
2475 (process_bb_node_for_costs): Split into 2 functions with new
2476 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2477 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2478 new parameter dump_file. Use cost_elements_num instead of
2479 ira_allocnos_num. Make one iteration if preferred classes were
2480 already calculated for scheduler. Make 2 versions of code
2481 depending on allocno_p.
2482 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2483 regno_cover_class and COSTS instead of common_classes and
2485 (init_costs, finish_costs): New.
2486 (ira_costs): Set up allocno_p and cost_elements_num. Call
2487 init_costs and finish_costs.
2488 (ira_set_pseudo_classes): New.
2490 * rtl.h (allocate_reg_info): Remove.
2491 (resize_reg_info): Change return type.
2492 (reg_cover_class): New.
2493 (setup_reg_classes): Add new parameter.
2495 * sched-int.h (struct deps_reg): New member implicit_sets.
2496 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2497 (INCREASE_BITS): New macro.
2498 (struct reg_pressure_data, struct reg_use_data): New.
2499 (struct _haifa_insn_data): Remove reg_weight. Add members
2500 reg_pressure, reg_use_list, reg_set_list, and
2501 reg_pressure_excess_cost_change.
2502 (struct deps): New member implicit_sets.
2503 (pressure_p): New variable.
2504 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2505 (struct reg_pressure_data, struct reg_use_data): New.
2506 (INSN_REG_WEIGHT): Remove.
2507 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2508 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2509 (sched_init_region_reg_pressure_info,
2510 sched_setup_bb_reg_pressure_info): New prototypes.
2512 * reginfo.c (struct reg_pref): New member coverclass.
2513 (reg_cover_class): New function.
2514 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2515 (reg_info_size): New variable.
2516 (allocate_reg_info): Make static. Setup reg_info_size.
2517 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2518 (setup_reg_classes): Add a new parameter. Setup cover class too.
2520 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2523 * sched-rgn.c (deps_join): Set up implicit_sets.
2524 (schedule_region): Set up region and basic blocks pressure
2527 * passes.c (init_optimization_passes): Move
2528 pass_subregs_of_mode_init before pass_sched.
2530 2009-09-02 Martin Jambor <mjambor@suse.cz>
2532 * tree-sra.c (struct access): New field grp_hint.
2533 (dump_access): Dump grp_hint.
2534 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2536 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2537 those which have been specifically read and somehow written to.
2538 (propagate_subacesses_accross_link): Set grp_hint of right child and
2539 also possibly of the left child.
2541 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2543 * tree-object-size.c (addr_object_size): Always use object_size_type
2544 0 or 2 when determining the pointer pointed object size.
2546 2009-09-02 Richard Guenther <rguenther@suse.de>
2549 2009-08-31 Richard Guenther <rguenther@suse.de>
2551 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2552 to query if the memory regions for memmove overlap.
2553 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2554 asserts on pointers, instead deal with odd trees.
2555 (ptr_derefs_may_alias_p): Likewise.
2556 (refs_may_alias_p_1): Constructor bases also never alias.
2558 2009-08-01 Christian Bruel <christian.bruel@st.com>
2561 2009-07-31 Christian Bruel <christian.bruel@st.com>
2562 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2564 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2566 * doc/invoke.texi (-fvar-tracking-assignments): New.
2567 (-fvar-tracking-assignments-toggle): New.
2568 (-fdump-final-insns=file): Mark filename as optional.
2569 (--param min-nondebug-insn-uid): New.
2570 (-gdwarf-@{version}): Mention version 4.
2571 * opts.c (common_handle_option): Accept it.
2572 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2573 * regrename.c (regrename_optimize): Drop last. Don't count debug
2574 insns as uses. Don't reject change because of debug insn.
2575 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2576 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2577 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2578 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2579 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2580 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2581 * doc/gimple.texi (is_gimple_debug): New.
2582 (gimple_debug_bind_p): New.
2583 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2584 * doc/install.texi (bootstrap-debug): More details.
2585 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2586 (bootstrap-debug-lib): More details.
2587 (bootstrap-debug-ckovw): Update.
2588 (bootstrap-time): New.
2589 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2590 (insert_phi_nodes_for): Insert debug stmts.
2591 (rewrite_stmt): Take iterator. Insert debug stmts.
2592 (rewrite_enter_block): Adjust.
2593 (maybe_replace_use_in_debug_stmt): New.
2594 (rewrite_update_stmt): Use it.
2595 (mark_use_interesting): Return early for debug stmts.
2596 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2597 stmts before replacing stmt.
2598 (move_computations_stmt): Likewise.
2599 * ira-conflicts.c (add_copies): Skip debug insns.
2600 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2601 (regstat_bb_compute_ri): Skip debug insns.
2602 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2603 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2604 check_loop_closed_ssa_stmt): Skip debug stmts.
2605 * tree-tailcall.c (find_tail_calls): Likewise.
2606 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2607 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2608 (build_var_debug_value_stat): Declare.
2609 (build_var_debug_value): Define.
2610 (target_for_debug_bind): Declare.
2611 * reload.c (find_equiv_reg): Skip debug insns.
2612 * rtlanal.c (reg_used_between_p): Skip debug insns.
2613 (side_effects_p): Likewise.
2614 (canonicalize_condition): Likewise.
2615 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2616 insns never depend on debug insns.
2617 (create_ddg_dep_no_link): Likewise.
2618 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2619 Don't add inter-loop dependencies for debug insns.
2620 (build_intra_loop_deps): Likewise.
2621 (create_ddg): Count debug insns.
2622 * ddg.h (struct ddg::num_debug): New.
2623 (num_backargs): Pair up with previous int field.
2624 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2625 -fcompare-debug-second.
2626 * final.c (get_attr_length_1): Skip debug insns.
2627 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2628 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2629 (driver_self_specs): Map -fdump-final-insns to
2630 -fdump-final-insns=..
2631 (get_local_tick): New.
2632 (compare_debug_dump_opt_spec_function): Test for . argument and
2633 compute output name. Compute temp output spec without flag name.
2634 Compute -frandom-seed.
2635 (OPT): Undef after use.
2636 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2637 (average_num_loop_insns): Likewise.
2638 * params.h (MIN_NONDEBUG_INSN_UID): New.
2639 * gimple.def (GIMPLE_DEBUG): New.
2640 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2641 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2642 (merge_in_block): Fix whitespace.
2643 * toplev.c (flag_var_tracking): Update comment.
2644 (flag_var_tracking_assignments): New.
2645 (flag_var_tracking_assignments_toggle): New.
2646 (process_options): Don't open final insns dump file if we're not
2647 going to write to it. Compute defaults for var_tracking.
2648 * df-scan.c (df_insn_rescan_debug_internal): New.
2649 (df_uses_record): Handle debug insns.
2650 * haifa-sched.c (ready): Initialize n_debug.
2651 (contributes_to_priority): Skip debug insns.
2652 (dep_list_size): New.
2654 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2655 they're ready. Disregard previous debug insns to make decisions.
2656 (queue_insn): Never queue debug insns.
2657 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2658 (schedule_insn): Don't reject debug insns because of issue rate.
2659 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2660 (queue_to_ready): Skip and discount debug insns.
2661 (choose_ready): Let debug insns through.
2662 (schedule_block): Check boundary debug insns. Discount debug
2663 insns, schedule them early. Adjust whitespace.
2664 (set_priorities): Check for boundary debug insns.
2665 (add_jump_dependencies): Use dep_list_size.
2666 (prev_non_location_insn): New.
2667 (check_cfg): Use it.
2668 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2670 (remove_unused_ivs): Reset debug stmts.
2671 * modulo-sched.c (const_iteration_count): Skip debug insns.
2672 (res_MII): Discount debug insns.
2673 (loop_single_full_bb_p): Skip debug insns.
2674 (sms_schedule): Likewise.
2675 (sms_schedule_by_order): Likewise.
2676 (ps_has_conflicts): Likewise.
2677 * caller-save.c (refmarker_fn): New.
2678 (save_call_clobbered_regs): Replace regs with saved mem in
2680 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2681 Call refmarker_fn mark for hardregnos.
2682 (mark_reg_as_referenced): New.
2683 (replace_reg_with_saved_mem): New.
2684 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2685 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2687 (cse_extended_basic_block): Skip debug insns.
2688 (count_reg_usage): Likewise.
2689 (is_dead_reg): New, split out of...
2690 (set_live_p): ... here.
2691 (insn_live_p): Use it for debug insns.
2692 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2693 (execute_optimize_stdarg): Likewise.
2694 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2695 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2696 changes in debug stmts as changes.
2697 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2698 (moveup_expr): Don't move across debug insns. Don't move
2699 debug insn if it would create a bookkeeping block.
2700 (moveup_expr_cached): Don't use cache for debug insns that
2701 are heads of blocks.
2702 (compute_av_set_inside_bb): Skip debug insns.
2703 (sel_rank_for_schedule): Schedule debug insns first. Remove
2705 (block_valid_for_bookkeeping_p); Support lax searches.
2706 (create_block_for_bookkeeping): Adjust block numbers when
2707 encountering debug-only blocks.
2708 (find_place_for_bookkeeping): Deal with debug-only blocks.
2709 (generate_bookkeeping_insn): Accept no place to insert.
2710 (remove_temp_moveop_nops): New argument full_tidying.
2711 (prepare_place_to_insert): Deal with debug insns.
2712 (advance_state_on_fence): Debug insns don't start cycles.
2713 (update_boundaries): Take fence as argument. Deal with
2715 (schedule_expr_on_boundary): No full_tidying on debug insns.
2716 (fill_insns): Deal with debug insns.
2717 (track_scheduled_insns_and_blocks): Don't count debug insns.
2718 (need_nop_to_preserve_insn_bb): New, split out of...
2719 (remove_insn_from_stream): ... this.
2720 (fur_orig_expr_not_found): Skip debug insns.
2721 * rtl.def (VALUE): Move up.
2723 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2724 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2725 Set it if debug stmts are found.
2726 (statement_sink_location): Skip debug stmts. Propagate
2727 moving defs into debug stmts.
2728 * ifcvt.c (first_active_insn): Skip debug insns.
2729 (last_active_insns): Likewise.
2730 (cond_exec_process_insns): Likewise.
2731 (noce_process_if_block): Likewise.
2732 (check_cond_move_block): Likewise.
2733 (cond_move_convert_if_block): Likewise.
2734 (block_jumps_and_fallthru_p): Likewise.
2735 (dead_or_predicable): Likewise.
2736 * dwarf2out.c (debug_str_hash_forced): New.
2737 (find_AT_string): Add comment.
2738 (gen_label_for_indirect_string): New.
2739 (get_debug_string_label): New.
2740 (AT_string_form): Use it.
2741 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2742 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2743 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2744 several operations that cannot be represented with DWARF opcodes.
2745 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2746 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2747 (dwarf2out_var_location): Take during-call mark into account.
2748 (output_indirect_string): Update comment. Output if there are
2749 label and references.
2750 (prune_indirect_string): New.
2751 (prune_unused_types): Call it if debug_str_hash_forced.
2752 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2753 (dw_long_long_const): Remove.
2754 (struct dw_val_struct): Change val_long_long type to rtx.
2755 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2756 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2757 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2758 component instead of HOST_BITS_PER_LONG.
2759 (output_loc_operands): Likewise. For const8* assert
2760 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2761 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2762 rather than HOST_BITS_PER_LONG is >= 64.
2763 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2765 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2766 HOST_BITS_PER_LONG for dw_val_class_long_long.
2767 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2768 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2769 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2771 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2772 Handle DW_OP_implicit_value.
2773 (extract_int): Move prototype earlier.
2774 (mem_loc_descriptor): For SUBREG punt if inner
2775 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2776 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2777 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2778 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2779 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2780 instead of Pmode size.
2781 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2782 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2783 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2784 (concat_loc_descriptor, concatn_loc_descriptor,
2785 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2786 (add_location_or_const_value_attribute): Likewise. For single
2787 location loc_lists attempt to use add_const_value_attribute
2788 for constant decls. Add DW_AT_const_value even if
2789 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2791 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2792 (control_flow_insn_p): Likewise.
2793 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2794 (separate_decls_in_region_debug_bind): New.
2795 (separate_decls_in_region): Process debug bind stmts afterwards.
2796 * recog.c (verify_changes): Handle debug insns.
2797 (extract_insn): Likewise.
2798 (peephole2_optimize): Skip debug insns.
2799 * dse.c (scan_insn): Skip debug insns.
2800 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2802 (setup_id_for_insn): Handle debug insns.
2803 (maybe_tidy_empty_bb): Adjust whitespace.
2804 (tidy_control_flow): Skip debug insns.
2805 (sel_remove_insn): Adjust for debug insns.
2806 (sel_estimate_number_of_insns): Skip debug insns.
2807 (create_insn_rtx_from_pattern): Handle debug insns.
2808 (create_copy_of_insn_rtx): Likewise.
2809 * sel-sched-.h (sel_bb_end): Declare.
2810 (sel_bb_empty_or_nop_p): New.
2811 (get_all_loop_exits): Use it.
2812 (_eligible_successor_edge_p): Likewise.
2813 (return_nop_to_pool): Adjust.
2814 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2815 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2816 * gimple-pretty-print.c (dump_gimple_debug): New.
2817 (dump_gimple_stmt): Use it.
2818 (dump_bb_header): Skip gimple debug stmts.
2819 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2820 (fixup_match_2): Likewise.
2821 (regmove_backward_pass): Likewise. Simplify combined
2822 replacement. Handle debug insns.
2823 * function.c (instantiate_virtual_regs): Handle debug insns.
2824 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2825 * print-rtl.h: Include cselib.h.
2826 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2827 * df.h (df_inns_rescan_debug_internal): Declare.
2828 * gcse.c (alloc_hash_table): Estimate n_insns.
2829 (cprop_insn): Don't regard debug insns as changes.
2830 (bypass_conditional_jumps): Skip debug insns.
2831 (one_pre_gcse_pass): Adjust.
2832 (one_code_hoisting_pass): Likewise.
2833 (compute_ld_motion_mems): Skip debug insns.
2834 (one_cprop_pass): Adjust.
2835 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2836 (if_convertible_stmt_p): Handle debug stmts.
2837 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2838 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2839 * ira-build.c (create_bb_allocnos): Skip debug insns.
2840 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2841 (has_single_use): Likewise.
2842 (single_imm_use): Likewise.
2843 (num_imm_uses): Likewise.
2844 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2845 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2846 (create_outofssa_var_map): Likewise.
2847 * lower-subreg.c (adjust_decomposed_uses): New.
2848 (resolve_debug): New.
2849 (decompose_multiword_subregs): Use it.
2850 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2851 * emit-rtl.c: Include params.h.
2852 (cur_debug_insn_uid): Define.
2853 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2854 (copy_rtx_if_shared_1): Handle debug insns.
2855 (reset_used_flags): Likewise.
2856 (set_used_flags): LIkewise.
2857 (get_max_insn_count): New.
2858 (next_nondebug_insn): New.
2859 (prev_nondebug_insn): New.
2860 (make_debug_insn_raw): New.
2861 (emit_insn_before_noloc): Handle debug insns.
2862 (emit_jump_insn_before_noloc): Likewise.
2863 (emit_call_insn_before_noloc): Likewise.
2864 (emit_debug_insn_before_noloc): New.
2865 (emit_insn_after_noloc): Handle debug insns.
2866 (emit_jump_insn_after_noloc): Likewise.
2867 (emit_call_insn_after_noloc): Likewise.
2868 (emit_debug_insn_after_noloc): Likewise.
2869 (emit_insn_after): Take loc from earlier non-debug insn.
2870 (emit_jump_insn_after): Likewise.
2871 (emit_call_insn_after): Likewise.
2872 (emit_debug_insn_after_setloc): New.
2873 (emit_debug_insn_after): New.
2874 (emit_insn_before): Take loc from later non-debug insn.
2875 (emit_jump_insn_before): Likewise.
2876 (emit_call_insn_before): Likewise.
2877 (emit_debug_insn_before_setloc): New.
2878 (emit_debug_insn_before): New.
2879 (emit_insn): Handle debug insns.
2880 (emit_debug_insn): New.
2881 (emit_jump_insn): Handle debug insns.
2882 (emit_call_insn): Likewise.
2884 (init_emit): Take min-nondebug-insn-uid into account.
2885 Initialize cur_debug_insn_uid.
2886 (emit_copy_of_insn_after): Handle debug insns.
2887 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2888 location of single rhs in place.
2889 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2890 (floor_sdiv_adjust): New.
2891 (cell_sdiv_adjust): New.
2892 (cell_udiv_adjust): New.
2893 (round_sdiv_adjust): New.
2894 (round_udiv_adjust): New.
2895 (wrap_constant): Moved from cselib.
2896 (unwrap_constant): New.
2897 (expand_debug_expr): New.
2898 (expand_debug_locations): New.
2899 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2901 (gimple_expand_cfg): Expand debug locations.
2902 * cselib.c: Include tree-pass.h.
2903 (struct expand_value_data): New.
2904 (cselib_record_sets_hook): New.
2905 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2906 (cselib_clear_table): Move, and implemnet in terms of...
2907 (cselib_reset_table_with_next_value): ... this.
2908 (cselib_get_next_unknown_value): New.
2909 (discard_useless_locs): Don't discard preserved values.
2910 (cselib_preserve_value): New.
2911 (cselib_preserved_value_p): New.
2912 (cselib_preserve_definitely): New.
2913 (cselib_clear_preserve): New.
2914 (cselib_preserve_only_values): New.
2915 (new_cselib_val): Take rtx argument. Dump it in details.
2916 (cselib_lookup_mem): Adjust.
2917 (expand_loc): Take regs_active in struct. Adjust. Silence
2918 dumps unless details are requested.
2919 (cselib_expand_value_rtx_cb): New.
2920 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2921 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2922 without details. Copy more subregs. Try to resolve values
2923 using a callback. Wrap constants.
2924 (cselib_subst_to_values): Adjust.
2925 (cselib_log_lookup): New.
2926 (cselib_lookup): Call it.
2927 (cselib_invalidate_regno): Don't count preserved values as useless.
2928 (cselib_invalidate_mem): Likewise.
2929 (cselib_record_set): Likewise.
2930 (struct set): Renamed to cselib_set, moved to cselib.h.
2931 (cselib_record_sets): Adjust. Call hook.
2932 (cselib_process_insn): Reset table when it would be cleared.
2933 (dump_cselib_val): New.
2934 (dump_cselib_table): New.
2935 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2936 (remove_forwarder_block): Support moving debug stmts.
2937 * cselib.h (cselib_record_sets_hook): Declare.
2938 (cselib_expand_callback): New type.
2939 (cselib_expand_value_rtx_cb): Declare.
2940 (cselib_reset_table_with_next_value): Declare.
2941 (cselib_get_next_unknown_value): Declare.
2942 (cselib_preserve_value): Declare.
2943 (cselib_preserved_value_p): Declare.
2944 (cselib_preserve_only_values): Declare.
2945 (dump_cselib_table): Declare.
2946 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2947 (try_crossjump_to_edge): Likewise.
2948 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2949 dominated blocks when debug stmts are present.
2950 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2951 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2952 (set_var_live_on_entry): Likewise.
2953 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2954 * cfglayout.c (curr_location, last_location): Make static.
2955 (set_curr_insn_source_location): Don't avoid bouncing.
2956 (get_curr_insn_source_location): New.
2957 (get_curr_insn_block): New.
2958 (duplicate_insn_chain): Handle debug insns.
2959 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2961 * common.opt (fcompare-debug): Move to sort order.
2962 (fdump-unnumbered-links): Likewise.
2963 (fvar-tracking-assignments): New.
2964 (fvar-tracking-assignments-toggle): New.
2965 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2966 because of debug stmts.
2967 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2968 (eliminate_unnecessary_stmts): Walk dominated blocks before
2970 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2971 * ira.c (memref_used_between_p): Skip debug insns.
2972 (update_equiv_regs): Likewise.
2973 * sched-deps.c (sd_lists_size): Accept empty list.
2974 (sd_init_insn): Mark debug insns.
2975 (sd_finish_insn): Unmark them.
2976 (sd_add_dep): Reject non-debug deps on debug insns.
2977 (fixup_sched_groups): Give debug insns group treatment.
2979 (sched_analyze_reg): Don't mark debug insns for sched before call.
2980 (sched_analyze_2): Handle debug insns.
2981 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2983 (deps_analyze_insn): Handle debug insns.
2984 (deps_start_bb): Skip debug insns.
2985 (init_deps): Initialize last_debug_insn.
2986 * tree-ssa.c (target_for_debug_bind): New.
2987 (find_released_ssa_name): New.
2988 (propagate_var_def_into_debug_stmts): New.
2989 (propagate_defs_into_debug_stmts): New.
2990 (verify_ssa): Skip debug bind stmts without values.
2991 (warn_uninialized_vars): Skip debug stmts.
2992 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2993 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2994 (rtx_equal_p): Likewise.
2995 * ira-costs.c (scan_one_insn): Skip debug insns.
2996 (process_bb_node_for_hard_reg_moves): Likewise.
2997 * rtl.h (DEBUG_INSN_P): New.
2998 (NONDEBUG_INSN_P): New.
2999 (MAY_HAVE_DEBUG_INSNS): New.
3000 (INSN_P): Accept debug insns.
3001 (RTX_FRAME_RELATED_P): Likewise.
3002 (INSN_DELETED_P): Likewise
3003 (PAT_VAR_LOCATION_DECL): New.
3004 (PAT_VAR_LOCATION_LOC): New.
3005 (PAT_VAR_OCATION_STATUS): New.
3006 (NOTE_VAR_LOCATION_DECL): Reimplement.
3007 (NOTE_VAR_LOCATION_LOC): Likewise.
3008 (NOTE_VAR_LOCATION_STATUS): Likewise.
3009 (INSN_VAR_LOCATION): New.
3010 (INSN_VAR_LOCATION_DECL): New.
3011 (INSN_VAR_LOCATION_LOC): New.
3012 (INSN_VAR_LOCATION_STATUS): New.
3013 (gen_rtx_UNKNOWN_VAR_LOC): New.
3014 (VAR_LOC_UNKNOWN_P): New.
3015 (NOTE_DURING_CALL_P): New.
3016 (SCHED_GROUP_P): Accept debug insns.
3017 (emit_debug_insn_before): Declare.
3018 (emit_debug_insn_before_noloc): Declare.
3019 (emit_debug_insn_beore_setloc): Declare.
3020 (emit_debug_insn_after): Declare.
3021 (emit_debug_insn_after_noloc): Declare.
3022 (emit_debug_insn_after_setloc): Declare.
3023 (emit_debug_insn): Declare.
3024 (make_debug_insn_raw): Declare.
3025 (prev_nondebug_insn): Declare.
3026 (next_nondebug_insn): Declare.
3027 (delegitimize_mem_from_attrs): Declare.
3028 (get_max_insn_count): Declare.
3029 (wrap_constant): Declare.
3030 (unwrap_constant): Declare.
3031 (get_curr_insn_source_location): Declare.
3032 (get_curr_insn_block): Declare.
3033 * tree-inline.c (insert_debug_decl_map): New.
3034 (processing_debug_stmt): New.
3035 (remap_decl): Don't create new mappings in debug stmts.
3036 (remap_gimple_op_r): Don't add references in debug stmts.
3037 (copy_tree_body_r): Likewise.
3038 (remap_gimple_stmt): Handle debug bind stmts.
3039 (copy_bb): Skip debug stmts.
3040 (copy_edges_for_bb): Likewise.
3041 (copy_debug_stmt): New.
3042 (copy_debug_stmts): New.
3043 (copy_body): Copy debug stmts at the end.
3044 (insert_init_debug_bind): New.
3045 (insert_init_stmt): Take id. Skip and emit debug stmts.
3046 (setup_one_parameter): Remap variable earlier, register debug mapping.
3047 (estimate_num_insns): Skip debug stmts.
3048 (expand_call_inline): Preserve debug_map.
3049 (optimize_inline_calls): Check for no debug_stmts left-overs.
3050 (unsave_expr_now): Preserve debug_map.
3051 (copy_gimple_seq_and_replace_locals): Likewise.
3052 (tree_function_versioning): Check for no debug_stmts left-overs.
3053 Init and destroy debug_map as needed. Split edges unconditionally.
3054 (build_duplicate_type): Init and destroy debug_map as needed.
3055 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3056 (struct copy_body_data): Add debug_stmts and debug_map.
3057 * sched-int.h (struct ready_list): Add n_debug.
3058 (struct deps): Add last_debug_insn.
3059 (DEBUG_INSN_SCHED_P): New.
3060 (BOUNDARY_DEBUG_INSN_P): New.
3061 (SCHEDULE_DEBUG_INSN_P): New.
3062 (sd_iterator_cond): Accept empty list.
3063 * combine.c (create_log_links): Skip debug insns.
3064 (combine_instructions): Likewise.
3065 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3066 return value is always unshared.
3067 (struct rtx_subst_pair): New.
3068 (auto_adjust_pair): New.
3069 (propagate_for_debug_subst): New.
3070 (propagate_for_debug): New.
3071 (try_combine): Skip debug insns. Propagate removed defs into
3073 (next_nonnote_nondebug_insn): New.
3074 (distribute_notes): Use it. Skip debug insns.
3075 (distribute_links): Skip debug insns.
3076 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3077 * resource.c (mark_target_live_regs): Likewise.
3078 * var-tracking.c: Include cselib.h and target.h.
3079 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3081 (micro_operation_type_name): New.
3082 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3083 (struct micro_operation_def): Update comments.
3084 (decl_or_value): New type. Use instead of decls.
3085 (struct emit_note_data_def): Add vars.
3086 (struct attrs_def): Use decl_or_value.
3087 (struct variable_tracking_info_def): Add permp, flooded.
3088 (struct location_chain_def): Update comment.
3089 (struct variable_part_def): Use decl_or_value.
3090 (struct variable_def): Make var_part a variable length array.
3092 (scratch_regs): New.
3093 (cselib_hook_called): New.
3094 (dv_is_decl_p): New.
3095 (dv_is_value_p): New.
3098 (dv_as_opaque): New.
3099 (dv_onepart_p): New.
3101 (IS_DECL_CODE): New.
3102 (check_value_is_not_decl): New.
3103 (dv_from_decl): New.
3104 (dv_from_value): New.
3105 (dv_htab_hash): New.
3106 (variable_htab_hash): Use it.
3107 (variable_htab_eq): Support values.
3108 (variable_htab_free): Free from the right pool.
3109 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3110 (attrs_list_union): Adjust.
3111 (attrs_list_mpdv_union): New.
3112 (tie_break_pointers): New.
3113 (canon_value_cmp): New.
3114 (unshare_variable): Return possibly-modified slot.
3115 (vars_copy_1): Adjust.
3116 (var_reg_decl_set): Adjust. Split out of...
3117 (var_reg_set): ... this.
3118 (get_init_value): Adjust.
3119 (var_reg_delete_and_set): Adjust.
3120 (var_reg_delete): Adjust.
3121 (var_regno_delete): Adjust.
3122 (var_mem_decl_set): Split out of...
3123 (var_mem_set): ... this.
3124 (var_mem_delete_and_set): Adjust.
3125 (var_mem_delete): Adjust.
3129 (variable_union): Adjust. Speed up merge of 1-part vars.
3130 (variable_canonicalize): Use unshared slot.
3131 (VALUED_RECURSED_INTO): New.
3132 (find_loc_in_1pdv): New.
3133 (struct dfset_merge): New.
3134 (insert_into_intersection): New.
3135 (intersect_loc_chains): New.
3137 (canonicalize_loc_order_check): New.
3138 (canonicalize_values_mark): New.
3139 (canonicalize_values_star): New.
3140 (variable_merge_over_cur): New.
3141 (variable_merge_over_src): New.
3142 (dataflow_set_merge): New.
3143 (dataflow_set_equiv_regs): New.
3144 (remove_duplicate_values): New.
3145 (struct dfset_post_merge): New.
3146 (variable_post_merge_new_vals): New.
3147 (variable_post_merge_perm_vals): New.
3148 (dataflow_post_merge_adjust): New.
3149 (find_mem_expr_in_1pdv): New.
3150 (dataflow_set_preserve_mem_locs): New.
3151 (dataflow_set_remove_mem_locs): New.
3152 (dataflow_set_clear_at_call): New.
3153 (onepart_variable_different_p): New.
3154 (variable_different_p): Use it.
3155 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3156 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3158 (track_loc_p): Pass it true.
3159 (struct count_use_info): New.
3160 (find_use_val): New.
3161 (replace_expr_with_values): New.
3163 (use_type): New, partially split out of...
3164 (count_uses): ... this. Count new micro-ops.
3165 (count_uses_1): Adjust.
3166 (count_stores): Adjust.
3167 (count_with_sets): New.
3168 (VAL_NEEDS_RESOLUTION): New.
3169 (VAL_HOLDS_TRACK_EXPR): New.
3170 (VAL_EXPR_IS_COPIED): New.
3171 (VAL_EXPR_IS_CLOBBERED): New.
3172 (add_uses): Adjust. Generate new micro-ops.
3173 (add_uses_1): Adjust.
3174 (add_stores): Generate new micro-ops.
3175 (add_with_sets): New.
3176 (find_src_status): Adjust.
3177 (find_src_set_src): Adjust.
3178 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3179 Handle new micro-ops. Canonicalize value equivalances.
3180 (vt_find_locations): Compute total size of hash tables for
3181 dumping. Perform merge for var-tracking-assignments. Don't
3182 disregard single-block loops.
3183 (dump_attrs_list): Handle decl_or_value.
3184 (dump_variable): Take variable. Deal with decl_or_value.
3185 (dump_variable_slot): New.
3186 (dump_vars): Use it.
3187 (dump_dataflow_sets): Adjust.
3188 (set_slot_part): New, extended to support one-part variables
3189 after splitting out of...
3190 (set_variable_part): ... this.
3191 (clobber_slot_part): New, split out of...
3192 (clobber_variable_part): ... this.
3193 (delete_slot_part): New, split out of...
3194 (delete_variable_part): .... this.
3195 (check_wrap_constant): New.
3196 (vt_expand_loc_callback): New.
3197 (vt_expand_loc): New.
3198 (emit_note_insn_var_location): Adjust. Handle values. Handle
3199 EMIT_NOTE_AFTER_CALL_INSN.
3200 (emit_notes_for_differences_1): Adjust. Handle values.
3201 (emit_notes_for_differences_2): Likewise.
3202 (emit_notes_for_differences): Adjust.
3203 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3204 Adjust. Handle new micro-ops.
3205 (vt_add_function_parameters): Adjust. Create and bind values.
3206 (vt_initialize): Adjust. Initialize scratch_regs and
3207 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3208 operations. Move some code to count_with_sets and add_with_sets.
3209 (delete_debug_insns): New.
3210 (vt_debug_insns_local): New.
3211 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3213 (var_tracking_main): If var-tracking-assignments is enabled
3214 but var-tracking isn't, delete debug insns and leave. Likewise
3215 if we exceed limits or fail the stack adjustments tests, and
3216 after all var-tracking processing.
3217 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3218 (dataflow_set): Add traversed_vars.
3219 (value_chain, const_value_chain): New typedefs.
3220 (value_chain_pool, value_chains): New variables.
3221 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3222 add_value_chains, add_cselib_value_chains, remove_value_chain,
3223 remove_value_chains, remove_cselib_value_chains): New functions.
3224 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3225 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3227 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3228 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3229 (dst_can_be_shared): New variable.
3230 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3231 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3232 different from set->vars, look up slot again instead of using the
3234 (dataflow_set_init): Initialize traversed_vars.
3235 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3236 lookup if set->vars is shared. Don't keep slot cleared before
3237 calling unshare_variable. Unshare set->vars if needed. Adjust
3238 unshare_variable callers. Clear dst_can_be_shared if needed.
3239 Even ->refcount == 1 vars must be unshared if set->vars is shared
3240 and var needs to be modified.
3241 (dataflow_set_union): Set traversed_vars during canonicalization.
3242 (VALUE_CHANGED, DECL_CHANGED): Define.
3243 (set_dv_changed, dv_changed_p): New static inlines.
3244 (track_expr_p): Clear DECL_CHANGED.
3245 (dump_dataflow_sets): Set it.
3246 (variable_was_changed): Call set_dv_changed.
3247 (emit_note_insn_var_location): Likewise.
3248 (changed_variables_stack): New variable.
3249 (check_changed_vars_1, check_changed_vars_2): New functions.
3250 (emit_notes_for_changes): Do nothing if changed_variables is
3251 empty. Traverse changed_variables with check_changed_vars_1,
3252 call check_changed_vars_2 on each changed_variables_stack entry.
3253 (emit_notes_in_bb): Add SET argument. Just clear it at the
3254 beginning, use it instead of local &set, don't destroy it at the end.
3255 (vt_emit_notes): Call dataflow_set_clear early on all
3256 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3257 computed set, dataflow_set_clear also VTI(bb)->in when we are
3258 done with the basic block. Initialize changed_variables_stack,
3259 free it afterwards. If ENABLE_CHECKING verify that after noting
3260 differences to an empty set value_chains hash table is empty.
3261 (vt_initialize): Initialize value_chains and value_chain_pool.
3262 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3263 (variable_tracking_main): Call dump_dataflow_sets before calling
3264 vt_emit_notes, not after it.
3265 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3266 (propagate_var_def_into_debug_stmts): Declare.
3267 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3268 (df_set_note): Reject debug insns.
3269 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3270 add notes to debug insns.
3271 (df_note_bb_compute): Adjust. Likewise.
3272 (df_simulate_uses): Skip debug insns.
3273 (df_simulate_initialize_backwards): Likewise.
3274 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3275 (subst_stack_regs_pat): Reject debug insns.
3276 (convert_regs_1): Handle debug insns.
3277 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3278 (print-rtl.o): Depend on cselib.h.
3279 (cselib.o): Depend on TREE_PASS_H.
3280 (var-tracking.o): Depend on cselib.h and TARGET_H.
3281 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3282 (init_ready_list): Skip boundary debug insns.
3283 (add_branch_dependences): Skip debug insns.
3284 (free_block_dependencies): Check for blocks with only debug insns.
3285 (compute_priorities): Likewise.
3286 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3287 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3289 (gimple_build_debug_bind_stat): New.
3290 (empty_body_p): Skip debug stmts.
3291 (gimple_has_side_effects): Likewise.
3292 (gimple_rhs_has_side_effects): Likewise.
3293 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3294 (gimple_build_debug_bind_stat): Declare.
3295 (gimple_build_debug_bind): Define.
3296 (is_gimple_debug): New.
3297 (gimple_debug_bind_p): New.
3298 (gimple_debug_bind_get_var): New.
3299 (gimple_debug_bind_get_value): New.
3300 (gimple_debug_bind_get_value_ptr): New.
3301 (gimple_debug_bind_set_var): New.
3302 (gimple_debug_bind_set_value): New.
3303 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3304 (gimple_debug_bind_reset_value): New.
3305 (gimple_debug_bind_has_value_p): New.
3306 (gsi_next_nondebug): New.
3307 (gsi_prev_nondebug): New.
3308 (gsi_start_nondebug_bb): New.
3309 (gsi_last_nondebug_bb): New.
3310 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3311 (print_insn): Handle DEBUG_INSN.
3312 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3313 of first insn prevail.
3314 (first_stmt): Skip debug stmts.
3315 (first_non_label_stmt): Likewise.
3316 (last_stmt): Likewise.
3317 (has_zero_uses_1): New.
3318 (single_imm_use_1): New.
3319 (verify_gimple_debug): New.
3320 (verify_types_in_gimple_stmt): Handle debug stmts.
3321 (verify_stmt): Likewise.
3322 (debug_loop_num): Skip debug stmts.
3323 (remove_edge_and_dominated_blocks): Remove dominators last.
3324 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3325 (linearize_expr): Likewise.
3326 * config/i386/i386.c (ix86_delegitimize_address): Call
3327 default implementation.
3328 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3329 (group_barrier_needed): Skip debug insns.
3330 (emit_insn_group_barriers): Likewise.
3331 (emit_all_insn_group_barriers): Likewise.
3332 (ia64_variable_issue): Handle debug insns.
3333 (ia64_dfa_new_cycle): Likewise.
3334 (final_emit_insn_group_barriers): Skip debug insns.
3335 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3336 def cfa without frame.
3337 (process_set): Likewise.
3338 (process_for_unwind_directive): Pass frame on.
3339 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3340 (rs6000_delegitimize_address): New.
3341 (rs6000_debug_adjust_cost): Handle debug insns.
3342 (is_microcoded_insn): Likewise.
3343 (is_cracked_insn): Likewise.
3344 (is_nonpipeline_insn): Likewise.
3345 (insn_must_be_first_in_group): Likewise.
3346 (insn_must_be_last_in_group): Likewise.
3347 (force_new_group): Likewise.
3348 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3349 contains only debug insns.
3350 (rtl_merge_blocks): Skip debug insns.
3351 (purge_dead_edges): Likewise.
3352 (rtl_block_ends_with_call_p): Skip debug insns.
3353 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3354 (mark_reg_dependencies): Skip debug insns.
3355 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3356 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3357 * tree-ssa-threadedge.c
3358 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3359 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3360 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3361 (copyprop_hardreg_forward_1): Handle debug insns.
3362 * reload1.c (reload): Skip debug insns. Replace unassigned
3363 pseudos in debug insns with their equivalences.
3364 (eliminate_regs_in_insn): Skip debug insns.
3365 (emit_input_reload_insns): Skip debug insns at first, adjust
3367 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3368 (get_indirect_ref_operands): Pass opf_no_vops on.
3369 (get_expr_operands): Likewise. Skip debug stmts.
3370 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3372 2009-09-01 Richard Henderson <rth@redhat.com>
3374 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3375 stmt_ends_pp_p statements at least once.
3376 * tree-vrp.c (vrp_initialize): Likewise.
3377 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3379 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3382 Fix AIX bootstrap after PR debug/30161
3383 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3384 that is a GNU extension.
3385 (tmpl_value_parm_die_table): Move the definition of this global
3386 outside #ifdef DWARF2_DEBUGGING_INFO region.
3388 2009-09-01 Richard Guenther <rguenther@suse.de>
3390 * tree.c (tree_expr_size): New function.
3391 * tree.h (tree_expr_size): Declare.
3392 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3393 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3394 * langhooks.c (lhd_expr_size): Remove.
3395 * langhooks.h (struct lang_hooks): Remove expr_size.
3396 * explow.c (expr_size): Use tree_expr_size.
3397 (int_expr_size): Likewise.
3398 * langhooks-def.h (lhd_expr_size): Remove.
3399 (LANG_HOOKS_EXPR_SIZE): Likewise.
3400 (LANG_HOOKS_INITIALIZER): Adjust.
3402 2009-09-01 Richard Guenther <rguenther@suse.de>
3404 * tree-flow.h (mark_addressable): Move declaration ...
3405 * tree.h (mark_addressable): ... here.
3406 * stmt.c (expand_asm_operands): Use mark_addressable, not
3407 lang_hooks.mark_addressable.
3408 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3409 LANG_HOOKS_MARK_ADDRESSABLE.
3410 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3411 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3413 2009-08-31 Chris Demetriou <cgd@google.com>
3415 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3416 vectorize if not TARGET_SSE2.
3418 2009-08-31 DJ Delorie <dj@redhat.com>
3420 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3421 registers if no coprocessor is enabled.
3423 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3426 * cgraph.h (cgraph_get_node): Declare ...
3427 * cgraph.c (cgraph_get_node): ... new function.
3428 * dwarf2out.c (gen_generic_params_dies,
3429 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3430 make_ith_pack_parameter_name,
3431 append_entry_to_tmpl_value_parm_die_table,
3432 gen_remaining_tmpl_value_param_die_attribute): New functions.
3433 (gen_subprogram_die): Generate debug info for template parameters
3434 if debug info level is higher than DINFO_LEVEL_TERSE.
3435 Use tree_add_const_value_attribute_for_decl instead of
3436 tree_add_const_value_attribute.
3437 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3438 instead of tree_add_const_value_attribute.
3439 (gen_struct_or_union_type_die): Generate debug
3440 info for template parameters if debug info level is higher than
3442 (tree_add_const_value_attribute): Handle integral and pointer
3443 constants. Update comment.
3444 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3445 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3446 (reference_to_unused): Fix thinko. Remove redundant predicates from
3448 (tree_add_const_value_attribute): Make this work for constant
3450 tree_add_const_value_attribute_for_decl is to be used for variable
3452 (add_location_or_const_value_attribute): Use
3453 tree_add_const_value_attribute_for_decl now.
3454 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3455 DW_TAG_template_value_param DIEs after function DIEs have been
3457 * langhooks.h (lang_hooks_for_types): Add
3458 get_argument_pack_elems.
3459 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3460 (lang_hooks): Added get_innermost_generic_parms,
3461 get_innermost_generic_args.
3462 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3463 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3464 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3465 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3467 2009-08-31 DJ Delorie <dj@redhat.com>
3469 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3470 it once we start generating the prologue or epilogue.
3471 (mep_call_saves_register): If the frame is locked, re-use
3473 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3474 (mep_expand_prologue): Call it.
3475 (mep_expand_epilogue): Likewise.
3476 (mep_start_function): Use the same logic as mep_expand_prologue.
3477 (mep_pass_by_reference): Make logic more readable.
3478 (mep_return_in_memory): Zero-sized objects are passed in memory.
3479 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3481 2009-08-31 Richard Guenther <rguenther@suse.de>
3483 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3484 to query if the memory regions for memmove overlap.
3485 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3486 asserts on pointers, instead deal with odd trees.
3487 (ptr_derefs_may_alias_p): Likewise.
3488 (refs_may_alias_p_1): Constructor bases also never alias.
3490 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3492 * doc/install.texi (Final install): Adjust reference on where to
3493 order printed manuals.
3495 2009-08-30 Olivier Hainque <hainque@adacore.com>
3497 * dwarf2out.c (switch_to_frame_table_section): Move
3498 definition prior to first use.
3500 2009-08-30 Richard Guenther <rguenther@suse.de>
3502 PR tree-optimization/41186
3503 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3504 (ao_ref_init_from_ptr_and_size): New function.
3505 (ref_maybe_used_by_call_p_1): Be more precise tracking
3506 used ranges for builtin functions.
3507 (ref_maybe_used_by_call_p): Adjust.
3508 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3509 ranges for builtin functions.
3510 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3512 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3515 * fwprop.c (get_reg_use_in): Delete.
3516 (free_load_extend): New function.
3517 (forward_propagate_subreg): Use it.
3519 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3521 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3523 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3526 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3529 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3531 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3532 fini or fini_array section.
3534 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3536 * graphite-dependences.c (graphite_legal_transform_bb): Call
3537 pbb_remove_duplicate_pdrs.
3538 * graphite-poly.c (can_collapse_pdr): Removed.
3539 (pdr_find_duplicate): Removed.
3540 (can_collapse_pdrs): New.
3541 (pbb_remove_duplicate_pdrs): New.
3542 (new_poly_dr): Do not look for duplicates.
3543 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3544 (PBB_PDR_DUPLICATES_REMOVED): New.
3545 (pbb_remove_duplicate_pdrs): Declared.
3547 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3549 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3550 the strides by multiplying by PDR_NB_REFS.
3551 * graphite-poly.c (can_collapse_pdr): New.
3552 (pdr_find_duplicate): New.
3553 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3554 Initialize PDR_NB_REFS.
3555 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3557 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3559 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3562 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3565 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3567 * graphite-dependences.c (pddr_original_scattering): Return NULL
3568 for read-read dependence relations.
3569 * graphite-poly.h (enum poly_dr_type): Fix comment.
3572 (pdr_may_write_p): New.
3574 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3576 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3577 (struct poly_dr): Same.
3578 (new_poly_dr): Same.
3579 * graphite-poly.c (new_poly_dr): Same.
3580 * graphite-dependences.c (dot_deps): Disable call to system.
3582 2009-08-28 Cary Coutant <ccoutant@google.com>
3585 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3586 struct/union/enum types local to a function.
3588 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3589 Sebastian Pop <sebastian.pop@amd.com>
3591 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3592 pbb_strip_mine_time_depth. Changed the implementation so that
3593 transformation is expressed as a transformation on
3594 time (scatttering) dimensions. Also, ensures that the 2d+1
3595 scheduling format is preserved.
3596 (pbb_strip_mine_profitable_p): Profitability is based on the
3597 iteration number of a given time (scattering) dimension,
3598 and not on a original loop depth dimension.
3599 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3600 (pbb_do_strip_mine): Call psct_dynamic_dim.
3601 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3602 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3603 (pbb_nb_dynamic_scattering_transform): New.
3604 (psct_dynamic_dim): New.
3606 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3608 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3609 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3610 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3611 * graphite-interchange.c (build_linearized_memory_access): Same.
3612 (memory_stride_in_loop): Same.
3614 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3616 * graphite-dependences.c (pddr_original_scattering): New.
3617 (graphite_legal_transform_dr): Call pddr_original_scattering.
3620 * graphite-dependences.h (dot_deps): Declared.
3621 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3622 (print_pdr): Print PDR_ID.
3623 * graphite-poly.h (struct poly_dr): Add field id.
3626 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3628 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3630 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3631 not delete the original dependence relation.
3633 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3635 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3636 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3637 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3638 (free_poly_ddr): New.
3639 (pddr_is_empty): New.
3640 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3641 (dependence_polyhedron): Same. Remove useless gcc_assert.
3643 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3644 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3645 * graphite-dependences.h (enum poly_dependence_kind): New.
3646 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3647 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3648 (PDRP_SINK): Renamed PDDR_SINK.
3649 (PDRP_DDP): Renamed PDDR_DDP.
3651 (free_poly_ddr): Declared.
3652 * graphite-poly.c (new_scop): Use the new hash function names.
3653 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3654 into original_pddrs.
3655 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3657 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3659 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3660 bounds with LT_EXPR to make niter analysis more precise on code
3661 generated by Graphite.
3663 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3665 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3666 (graphite_legal_transform_bb): Same.
3667 (poly_drs_may_alias_p): Same.
3669 2009-08-28 Richard Guenther <rguenther@suse.de>
3671 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3673 2009-08-28 Jan Beulich <jbeulich@novell.com>
3675 * config/i386/netware.c: Include langhooks.h.
3676 (i386_nlm_encode_section_info): Simplify.
3677 (netware_override_options): Delete.
3678 * config/i386/netware.h (netware_override_options): Delete
3680 (OVERRIDE_OPTIONS): Delete definition.
3681 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3682 (ASM_COMMENT_START): Define.
3683 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3685 2009-08-28 Jan Beulich <jbeulich@novell.com>
3687 * configure.ac: For in-tree ld, do a plain version check to
3688 determine whether comdat groups are supported.
3689 * configure: Regenerate.
3691 2009-08-28 Olivier Hainque <hainque@adacore.com>
3693 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3694 always defined. Reflect definition or absence of such for
3695 COLLECT_EXPORT_LIST. Readability helper.
3696 (scanfilter): New enum, to help control what symbols
3697 are to be considered or ignored by scan_prog_file.
3698 (enum pass): Rename as "scanpass", moved together with scanfilter
3699 prior to scan_prog_file's prototype.
3700 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3701 Group prototype with the scanpass/scanfilter definitions, factorize
3702 head comments for the several implementations at the prototype.
3703 (main): Reorganize the first pass link control to let AIX
3704 drag only the needed frame tables in executables. Prevent
3705 frame tables collection during the scan aimed at static ctors.
3706 Pre-link and scan for frame tables later to compensate.
3707 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3708 A C statement to issue assembly directives that create a reference
3709 to the given DWARF table identifier label from the current function
3711 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3712 to differentiate first time section entry. Only emit a .data
3713 tables start identifier label the first time around.
3714 (switch_to_frame_table_section): New function. Helper for
3715 output_call_frame_info to switch possibly BACK into the eh_frame
3716 or the debug_frame section depending on FOR_EH.
3717 (output_call_frame_info): Use helper to first enter the proper
3719 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3720 emit a link to the frame table start label from each function
3722 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3723 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3724 * config/rs6000/rs6000-protos.h: Declare it.
3725 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3727 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3729 * config/sh/sh.c (split_branches): Check the result of
3732 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3734 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3735 using -pthread -fopenmp
3737 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3739 * doc/service.texi (service directory): Update URL.
3741 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3743 PR rtl-optimization/40861
3744 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3745 extract word from a multi-word subreg for negative byte positions.
3747 2009-08-27 Tristan Gingold <gingold@adacore.com>
3748 Douglas B Rupp <rupp@gnat.com>
3750 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3751 (SECTION_VMS_OVERLAY): Define.
3752 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3754 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3756 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3757 common_object declarations.
3758 (ia64_section_type_flags): Set section flag for common_object.
3759 * config/ia64/ia64-protos.h
3760 (ia64_vms_output_aligned_decl_common): Declare.
3761 (ia64_vms_elf_asm_named_section): Declare.
3763 2009-08-27 Michael Matz <matz@suse.de>
3765 * expr.c (expand_expr_real_2): New function taking exploded
3766 unary or binary expression, split out from ...
3767 (expand_expr_real_1): ... here. Move over all unary/binary
3768 switch parts to above function, in particular these codes:
3769 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3770 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3771 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3772 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3773 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3774 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3775 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3776 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3777 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3778 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3779 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3780 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3781 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3782 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3783 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3784 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3785 VEC_PACK_FIX_TRUNC_EXPR.
3786 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3789 2009-08-27 Richard Guenther <rguenther@suse.de>
3791 * gengtype.c (main): Handle uint64_t.
3792 * ipa-utils.c (get_base_var): Indent properly.
3793 * tree-ssa-live.c (debug_scope_block): New function.
3794 * tree-flow.h (debug_scope_block): Declare.
3795 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3796 * basic-block.h (enum profile_status): Rename to
3797 enum profile_status_d.
3798 (x_profile_status): Adjust type.
3800 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3803 * dwarf2out.c (get_context_die): Declare this static function.
3804 (gen_type_die_with_usage): Make sure a DIE is a generated for
3805 the context of a typedef.
3807 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3809 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3812 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3814 * config/mips/mips-protos.h (mips_output_sync): Declare.
3815 (mips_sync_loop_insns): Likewise.
3816 (mips_output_sync_loop): Replace first two parameters with an rtx.
3817 * config/mips/mips.c (mips_multi_member): New structure.
3818 (mips_multi_members): New variable.
3819 (mips_multi_start): New function.
3820 (mips_multi_add): Likewise.
3821 (mips_multi_add_insn): Likewise.
3822 (mips_multi_add_label): Likewise.
3823 (mips_multi_last_index): Likewise.
3824 (mips_multi_copy_insn): Likewise.
3825 (mips_multi_set_operand): Likewise.
3826 (mips_multi_write): Likewise.
3827 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3828 (mips_init_print_operand_punct): Update accordingly.
3829 (mips_start_ll_sc_sync_block): New function.
3830 (mips_end_ll_sc_sync_block): Likewise.
3831 (mips_output_sync): Likewise.
3832 (mips_sync_insn1_template): Likewise.
3833 (mips_sync_insn2_template): Likewise.
3834 (mips_get_sync_operand): Likewise.
3835 (mips_process_sync_loop): Likewise.
3836 (mips_output_sync_loop): Use mips_process_sync_loop.
3837 (mips_sync_loop_insns): New function.
3838 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3839 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3840 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3841 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3842 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3843 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3844 (MIPS_SYNC_OLD_OP_12): Likewise.
3845 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3846 (MIPS_SYNC_NEW_OP_12): Likewise.
3847 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3848 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3849 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3850 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3851 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3852 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3853 * config/mips/mips.md (sync_mem): New attribute.
3854 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3855 (sync_exclusive_mask, sync_required_oldval): Likewise.
3856 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3857 (sync_release_barrier): Likewise.
3858 (length): Handle sync loops.
3859 (sync): Use mips_output_sync.
3860 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3861 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3862 and use mips_output_sync_loop.
3863 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3864 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3865 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3866 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3867 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3868 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3869 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3870 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3871 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3873 2009-08-26 Richard Guenther <rguenther@suse.de>
3876 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3877 the types to not match.
3878 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3880 * tree-ssa.c (useless_type_conversion_p): Conversions to
3881 pointers to unprototyped functions are useless.
3883 2009-08-26 Richard Guenther <rguenther@suse.de>
3885 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3886 whole-program condition, prepare to be called for non-globals.
3887 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3888 params build a representative with known type and track its fields.
3890 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3892 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3893 clearing by a taken branch.
3894 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3895 effectively after bbro pass.
3896 (sync_nand<mode>): Ditto.
3897 (sync_old_<fetchop_name><mode>): Ditto.
3898 (sync_old_nand<mode>): Ditto.
3899 (sync_new_<fetchop_name><mode>): Dito.
3900 (sync_new_nand<mode>): Ditto.
3901 (sync_compare_and_swap<mode>_1): Ditto.
3902 (*sync_compare_and_swap<mode>): Ditto.
3903 (sync_lock_test_and_set<mode>_1): Ditto.
3904 ("sync_lock_test_and_set<mode>): Ditto.
3906 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3908 * hwint.h (HOST_LONG_FORMAT): New macro
3909 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3910 Use HOST_PTR_PRINTF.
3911 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3912 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3913 (HOST_PTR_PRINTF): Document.
3915 2009-08-25 Jan Hubicka <jh@suse.cz>
3917 * config/i386/bmmintrin.h: Replace by #error.
3920 Michael Meissner <michael.meissner@amd.com>
3921 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3922 Tony Linthicum <tony.linthicum@amd.com>
3924 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3925 (TARGET_ROUND): New macro for the round/ptest instructions which
3926 are shared between SSE4.1 and SSE5.
3927 (OPTION_MASK_ISA_ROUND): Ditto.
3928 (OPTION_ISA_ROUND): Ditto.
3929 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3930 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3932 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3933 (-mfused-madd): New switch to give users control over whether the
3934 compiler optimizes to use the multiply/add SSE5 instructions.
3936 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3937 (ix86_handle_option): Turn off 3dnow if -msse5.
3938 (override_options): Add SSE5 support.
3939 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3941 (ix86_expand_sse_movcc): Add SSE5 support.
3942 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3943 vector type to the next largest size.
3944 (ix86_expand_sse5_pack): New function to use pperm to pack a
3945 vector type to the next smallest size.
3946 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3947 (IX86_BUILTIN_FMADDSD): Ditto.
3948 (IX86_BUILTIN_FMADDPS): Ditto.
3949 (IX86_BUILTIN_FMADDPD): Ditto.
3950 (IX86_BUILTIN_FMSUBSS): Ditto.
3951 (IX86_BUILTIN_FMSUBSD): Ditto.
3952 (IX86_BUILTIN_FMSUBPS): Ditto.
3953 (IX86_BUILTIN_FMSUBPD): Ditto.
3954 (IX86_BUILTIN_FNMADDSS): Ditto.
3955 (IX86_BUILTIN_FNMADDSD): Ditto.
3956 (IX86_BUILTIN_FNMADDPS): Ditto.
3957 (IX86_BUILTIN_FNMADDPD): Ditto.
3958 (IX86_BUILTIN_FNMSUBSS): Ditto.
3959 (IX86_BUILTIN_FNMSUBSD): Ditto.
3960 (IX86_BUILTIN_FNMSUBPS): Ditto.
3961 (IX86_BUILTIN_FNMSUBPD): Ditto.
3962 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3963 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3964 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3965 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3966 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3967 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3968 (IX86_BUILTIN_PPERM): Ditto.
3969 (IX86_BUILTIN_PERMPS): Ditto.
3970 (IX86_BUILTIN_PERMPD): Ditto.
3971 (IX86_BUILTIN_PMACSSWW): Ditto.
3972 (IX86_BUILTIN_PMACSWW): Ditto.
3973 (IX86_BUILTIN_PMACSSWD): Ditto.
3974 (IX86_BUILTIN_PMACSWD): Ditto.
3975 (IX86_BUILTIN_PMACSSDD): Ditto.
3976 (IX86_BUILTIN_PMACSDD): Ditto.
3977 (IX86_BUILTIN_PMACSSDQL): Ditto.
3978 (IX86_BUILTIN_PMACSSDQH): Ditto.
3979 (IX86_BUILTIN_PMACSDQL): Ditto.
3980 (IX86_BUILTIN_PMACSDQH): Ditto.
3981 (IX86_BUILTIN_PMADCSSWD): Ditto.
3982 (IX86_BUILTIN_PMADCSWD): Ditto.
3983 (IX86_BUILTIN_PHADDBW): Ditto.
3984 (IX86_BUILTIN_PHADDBD): Ditto.
3985 (IX86_BUILTIN_PHADDBQ): Ditto.
3986 (IX86_BUILTIN_PHADDWD): Ditto.
3987 (IX86_BUILTIN_PHADDWQ): Ditto.
3988 (IX86_BUILTIN_PHADDDQ): Ditto.
3989 (IX86_BUILTIN_PHADDUBW): Ditto.
3990 (IX86_BUILTIN_PHADDUBD): Ditto.
3991 (IX86_BUILTIN_PHADDUBQ): Ditto.
3992 (IX86_BUILTIN_PHADDUWD): Ditto.
3993 (IX86_BUILTIN_PHADDUWQ): Ditto.
3994 (IX86_BUILTIN_PHADDUDQ): Ditto.
3995 (IX86_BUILTIN_PHSUBBW): Ditto.
3996 (IX86_BUILTIN_PHSUBWD): Ditto.
3997 (IX86_BUILTIN_PHSUBDQ): Ditto.
3998 (IX86_BUILTIN_PROTB): Ditto.
3999 (IX86_BUILTIN_PROTW): Ditto.
4000 (IX86_BUILTIN_PROTD): Ditto.
4001 (IX86_BUILTIN_PROTQ): Ditto.
4002 (IX86_BUILTIN_PROTB_IMM): Ditto.
4003 (IX86_BUILTIN_PROTW_IMM): Ditto.
4004 (IX86_BUILTIN_PROTD_IMM): Ditto.
4005 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4006 (IX86_BUILTIN_PSHLB): Ditto.
4007 (IX86_BUILTIN_PSHLW): Ditto.
4008 (IX86_BUILTIN_PSHLD): Ditto.
4009 (IX86_BUILTIN_PSHLQ): Ditto.
4010 (IX86_BUILTIN_PSHAB): Ditto.
4011 (IX86_BUILTIN_PSHAW): Ditto.
4012 (IX86_BUILTIN_PSHAD): Ditto.
4013 (IX86_BUILTIN_PSHAQ): Ditto.
4014 (IX86_BUILTIN_FRCZSS): Ditto.
4015 (IX86_BUILTIN_FRCZSD): Ditto.
4016 (IX86_BUILTIN_FRCZPS): Ditto.
4017 (IX86_BUILTIN_FRCZPD): Ditto.
4018 (IX86_BUILTIN_CVTPH2PS): Ditto.
4019 (IX86_BUILTIN_CVTPS2PH): Ditto.
4020 (IX86_BUILTIN_COMEQSS): Ditto.
4021 (IX86_BUILTIN_COMNESS): Ditto.
4022 (IX86_BUILTIN_COMLTSS): Ditto.
4023 (IX86_BUILTIN_COMLESS): Ditto.
4024 (IX86_BUILTIN_COMGTSS): Ditto.
4025 (IX86_BUILTIN_COMGESS): Ditto.
4026 (IX86_BUILTIN_COMUEQSS): Ditto.
4027 (IX86_BUILTIN_COMUNESS): Ditto.
4028 (IX86_BUILTIN_COMULTSS): Ditto.
4029 (IX86_BUILTIN_COMULESS): Ditto.
4030 (IX86_BUILTIN_COMUGTSS): Ditto.
4031 (IX86_BUILTIN_COMUGESS): Ditto.
4032 (IX86_BUILTIN_COMORDSS): Ditto.
4033 (IX86_BUILTIN_COMUNORDSS): Ditto.
4034 (IX86_BUILTIN_COMFALSESS): Ditto.
4035 (IX86_BUILTIN_COMTRUESS): Ditto.
4036 (IX86_BUILTIN_COMEQSD): Ditto.
4037 (IX86_BUILTIN_COMNESD): Ditto.
4038 (IX86_BUILTIN_COMLTSD): Ditto.
4039 (IX86_BUILTIN_COMLESD): Ditto.
4040 (IX86_BUILTIN_COMGTSD): Ditto.
4041 (IX86_BUILTIN_COMGESD): Ditto.
4042 (IX86_BUILTIN_COMUEQSD): Ditto.
4043 (IX86_BUILTIN_COMUNESD): Ditto.
4044 (IX86_BUILTIN_COMULTSD): Ditto.
4045 (IX86_BUILTIN_COMULESD): Ditto.
4046 (IX86_BUILTIN_COMUGTSD): Ditto.
4047 (IX86_BUILTIN_COMUGESD): Ditto.
4048 (IX86_BUILTIN_COMORDSD): Ditto.
4049 (IX86_BUILTIN_COMUNORDSD): Ditto.
4050 (IX86_BUILTIN_COMFALSESD): Ditto.
4051 (IX86_BUILTIN_COMTRUESD): Ditto.
4052 (IX86_BUILTIN_COMEQPS): Ditto.
4053 (IX86_BUILTIN_COMNEPS): Ditto.
4054 (IX86_BUILTIN_COMLTPS): Ditto.
4055 (IX86_BUILTIN_COMLEPS): Ditto.
4056 (IX86_BUILTIN_COMGTPS): Ditto.
4057 (IX86_BUILTIN_COMGEPS): Ditto.
4058 (IX86_BUILTIN_COMUEQPS): Ditto.
4059 (IX86_BUILTIN_COMUNEPS): Ditto.
4060 (IX86_BUILTIN_COMULTPS): Ditto.
4061 (IX86_BUILTIN_COMULEPS): Ditto.
4062 (IX86_BUILTIN_COMUGTPS): Ditto.
4063 (IX86_BUILTIN_COMUGEPS): Ditto.
4064 (IX86_BUILTIN_COMORDPS): Ditto.
4065 (IX86_BUILTIN_COMUNORDPS): Ditto.
4066 (IX86_BUILTIN_COMFALSEPS): Ditto.
4067 (IX86_BUILTIN_COMTRUEPS): Ditto.
4068 (IX86_BUILTIN_COMEQPD): Ditto.
4069 (IX86_BUILTIN_COMNEPD): Ditto.
4070 (IX86_BUILTIN_COMLTPD): Ditto.
4071 (IX86_BUILTIN_COMLEPD): Ditto.
4072 (IX86_BUILTIN_COMGTPD): Ditto.
4073 (IX86_BUILTIN_COMGEPD): Ditto.
4074 (IX86_BUILTIN_COMUEQPD): Ditto.
4075 (IX86_BUILTIN_COMUNEPD): Ditto.
4076 (IX86_BUILTIN_COMULTPD): Ditto.
4077 (IX86_BUILTIN_COMULEPD): Ditto.
4078 (IX86_BUILTIN_COMUGTPD): Ditto.
4079 (IX86_BUILTIN_COMUGEPD): Ditto.
4080 (IX86_BUILTIN_COMORDPD): Ditto.
4081 (IX86_BUILTIN_COMUNORDPD): Ditto.
4082 (IX86_BUILTIN_COMFALSEPD): Ditto.
4083 (IX86_BUILTIN_COMTRUEPD): Ditto.
4084 (IX86_BUILTIN_PCOMEQUB): Ditto.
4085 (IX86_BUILTIN_PCOMNEUB): Ditto.
4086 (IX86_BUILTIN_PCOMLTUB): Ditto.
4087 (IX86_BUILTIN_PCOMLEUB): Ditto.
4088 (IX86_BUILTIN_PCOMGTUB): Ditto.
4089 (IX86_BUILTIN_PCOMGEUB): Ditto.
4090 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4091 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4092 (IX86_BUILTIN_PCOMEQUW): Ditto.
4093 (IX86_BUILTIN_PCOMNEUW): Ditto.
4094 (IX86_BUILTIN_PCOMLTUW): Ditto.
4095 (IX86_BUILTIN_PCOMLEUW): Ditto.
4096 (IX86_BUILTIN_PCOMGTUW): Ditto.
4097 (IX86_BUILTIN_PCOMGEUW): Ditto.
4098 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4099 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4100 (IX86_BUILTIN_PCOMEQUD): Ditto.
4101 (IX86_BUILTIN_PCOMNEUD): Ditto.
4102 (IX86_BUILTIN_PCOMLTUD): Ditto.
4103 (IX86_BUILTIN_PCOMLEUD): Ditto.
4104 (IX86_BUILTIN_PCOMGTUD): Ditto.
4105 (IX86_BUILTIN_PCOMGEUD): Ditto.
4106 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4107 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4108 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4109 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4110 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4111 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4112 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4113 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4114 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4115 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4116 (IX86_BUILTIN_PCOMEQB): Ditto.
4117 (IX86_BUILTIN_PCOMNEB): Ditto.
4118 (IX86_BUILTIN_PCOMLTB): Ditto.
4119 (IX86_BUILTIN_PCOMLEB): Ditto.
4120 (IX86_BUILTIN_PCOMGTB): Ditto.
4121 (IX86_BUILTIN_PCOMGEB): Ditto.
4122 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4123 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4124 (IX86_BUILTIN_PCOMEQW): Ditto.
4125 (IX86_BUILTIN_PCOMNEW): Ditto.
4126 (IX86_BUILTIN_PCOMLTW): Ditto.
4127 (IX86_BUILTIN_PCOMLEW): Ditto.
4128 (IX86_BUILTIN_PCOMGTW): Ditto.
4129 (IX86_BUILTIN_PCOMGEW): Ditto.
4130 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4131 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4132 (IX86_BUILTIN_PCOMEQD): Ditto.
4133 (IX86_BUILTIN_PCOMNED): Ditto.
4134 (IX86_BUILTIN_PCOMLTD): Ditto.
4135 (IX86_BUILTIN_PCOMLED): Ditto.
4136 (IX86_BUILTIN_PCOMGTD): Ditto.
4137 (IX86_BUILTIN_PCOMGED): Ditto.
4138 (IX86_BUILTIN_PCOMFALSED): Ditto.
4139 (IX86_BUILTIN_PCOMTRUED): Ditto.
4140 (IX86_BUILTIN_PCOMEQQ): Ditto.
4141 (IX86_BUILTIN_PCOMNEQ): Ditto.
4142 (IX86_BUILTIN_PCOMLTQ): Ditto.
4143 (IX86_BUILTIN_PCOMLEQ): Ditto.
4144 (IX86_BUILTIN_PCOMGTQ): Ditto.
4145 (IX86_BUILTIN_PCOMGEQ): Ditto.
4146 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4147 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4148 (enum multi_arg_type): New enum for describing the various SSE5
4149 intrinsic argument types.
4150 (bdesc_multi_arg): New table for SSE5 intrinsics.
4151 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4152 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4154 (ix86_expand_builtin): Add SSE5 intrinsic support.
4155 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4156 operand instructions.
4157 (ix86_expand_sse5_multiple_memory): New function to split the
4158 second memory reference from SSE5 instructions.
4159 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4160 (ix86_return_pops_args): Use stdarg_p to determine if the function
4161 has variable arguments.
4162 (ix86_setup_incoming_varargs): Ditto.
4163 (x86_this_parameter): Ditto.
4165 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4167 (ix86_expand_sse5_pack): Ditto.
4168 (ix86_sse5_valid_op_p): Ditto.
4169 (ix86_expand_sse5_multiple_memory): Ditto.
4171 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4172 constant for SSE5 support.
4173 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4174 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4175 (UNSPEC_SSE5_PERMUTE): Ditto.
4176 (UNSPEC_SSE5_ASHIFT): Ditto.
4177 (UNSPEC_SSE5_LSHIFT): Ditto.
4178 (UNSPEC_FRCZ): Ditto.
4179 (UNSPEC_CVTPH2PS): Ditto.
4180 (UNSPEC_CVTPS2PH): Ditto.
4181 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4183 (COM_FALSE_S): Ditto.
4184 (COM_FALSE_P): Ditto.
4185 (COM_TRUE_S): Ditto.
4186 (COM_TRUE_P): Ditto.
4187 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4188 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4190 (memory attribute): Ditto.
4191 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4192 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4193 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4194 (floor<mode>2): Ditto.
4195 (ceil<mode>2): Ditto.
4196 (btrunc<mode>2): Ditto.
4197 (nearbyintdf2): Ditto.
4198 (nearbyintsf2): Ditto.
4199 (sse_setccsf): Disable if SSE5.
4200 (sse_setccdf): Ditto.
4201 (sse5_setcc<mode>): New support for SSE5 conditional move.
4202 (sse5_pcmov_<mode>): Ditto.
4204 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4206 (SSEMODEF2P): Ditto.
4207 (ssemodesuffixf4): New mode attribute for SSE5.
4208 (ssemodesuffixf2s): Ditto.
4209 (ssemodesuffixf2c): Ditto.
4210 (sserotatemax): Ditto.
4211 (ssescalarmode): Ditto.
4212 (sse_maskcmpv4sf3): Disable if SSE5.
4213 (sse_maskcmpv2df3): Ditto.
4214 (sse_vmmaskcmpv4sf3): Ditto.
4215 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4216 (sse5_vmfmadd<mode>4): Ditto.
4217 (sse5_fmsub<mode>4): Ditto.
4218 (sse5_vmfmsub<mode>4): Ditto.
4219 (sse5_fnmadd<mode>4): Ditto.
4220 (sse5_vmfnmadd<mode>4): Ditto.
4221 (sse5_fnmsub<mode>4): Ditto.
4222 (sse5_vmfnmsub<mode>4): Ditto.
4223 (sse5i_fmadd<mode>4): Ditto.
4224 (sse5i_fmsub<mode>4): Ditto.
4225 (sse5i_fnmadd<mode>4): Ditto.
4226 (sse5i_fnmsub<mode>4): Ditto.
4227 (sse5i_vmfmadd<mode>4): Ditto.
4228 (sse5i_vmfmsub<mode>4): Ditto.
4229 (sse5i_vmfnmadd<mode>4): Ditto.
4230 (sse5i_vmfnmsub<mode>4): Ditto.
4231 (mulv16qi3): Add SSE5 support.
4233 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4234 (sse2_mulv4si3): Disable if SSE5.
4235 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4236 (sse4_1_roundps): Ditto.
4237 (sse4_1_roundsd): Ditto.
4238 (sse4_1_roundss): Ditto.
4239 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4241 (sse_maskcmpsf3): Ditto.
4242 (sse_vmmaskcmpv4sf3): Ditto.
4243 (sse2_maskcmpv2df3): Ditto.
4244 (sse2_maskcmpdf3): Ditto.
4245 (sse2_vmmaskcmpv2df3): Ditto.
4246 (sse2_eq<mode>3): Ditto.
4247 (sse2_gt<mode>3): Ditto.
4248 (sse5_pcmov_<mode>): Add SSE5 support.
4249 (vec_unpacku_hi_v16qi): Ditto.
4250 (vec_unpacks_hi_v16qi): Ditto.
4251 (vec_unpacku_lo_v16qi): Ditto.
4252 (vec_unpacks_lo_v16qi): Ditto.
4253 (vec_unpacku_hi_v8hi): Ditto.
4254 (vec_unpacks_hi_v8hi): Ditto.
4255 (vec_unpacku_lo_v8hi): Ditto.
4256 (vec_unpacks_lo_v8hi): Ditto.
4257 (vec_unpacku_hi_v4si): Ditto.
4258 (vec_unpacks_hi_v4si): Ditto.
4259 (vec_unpacku_lo_v4si): Ditto.
4260 (vec_unpacks_lo_v4si): Ditto.
4261 (sse5_pmacsww): New SSE5 intrinsic insn.
4262 (sse5_pmacssww): Ditto.
4263 (sse5_pmacsdd): Ditto.
4264 (sse5_pmacssdd): Ditto.
4265 (sse5_pmacssdql): Ditto.
4266 (sse5_pmacssdqh): Ditto.
4267 (sse5_pmacsdqh): Ditto.
4268 (sse5_pmacsswd): Ditto.
4269 (sse5_pmacswd): Ditto.
4270 (sse5_pmadcsswd): Ditto.
4271 (sse5_pmadcswd): Ditto.
4272 (sse5_pcmov_<move>): Conditional move support on SSE5.
4273 (sse5_phaddbw): New SSE5 intrinsic insn.
4274 (sse5_phaddbd): Ditto.
4275 (sse5_phaddbq): Ditto.
4276 (sse5_phaddwd): Ditto.
4277 (sse5_phaddwq): Ditto.
4278 (sse5_phadddq): Ditto.
4279 (sse5_phaddubw): Ditto.
4280 (sse5_phaddubd): Ditto.
4281 (sse5_phaddubq): Ditto.
4282 (sse5_phadduwd): Ditto.
4283 (sse5_phadduwq): Ditto.
4284 (sse5_phaddudq): Ditto.
4285 (sse5_phsubbw): Ditto.
4286 (sse5_phsubwd): Ditto.
4287 (sse5_phsubdq): Ditto.
4288 (sse5_pperm): Ditto.
4289 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4290 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4291 (sse5_pperm_sign_v8hi_v4si): Ditto.
4292 (sse5_pperm_zero_v8hi_v4si): Ditto.
4293 (sse5_pperm_sign_v4si_v2di): Ditto.
4294 (sse5_pperm_sign_v4si_v2di): Ditto.
4295 (sse5_pperm_pack_v2di_v4si): Ditto.
4296 (sse5_pperm_pack_v4si_v8hi): Ditto.
4297 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4298 (sse5_perm<mode>): New SSE5 intrinsic insn.
4299 (rotl<mode>3): Ditto.
4300 (sse5_rotl<mode>3): Ditto.
4301 (sse5_ashl<mode>3): Ditto.
4302 (sse5_lshl<mode>3): Ditto.
4303 (sse5_frcz<mode>2): Ditto.
4304 (sse5s_frcz<mode>2): Ditto.
4305 (sse5_cvtph2ps): Ditto.
4306 (sse5_cvtps2ph): Ditto.
4307 (sse5_vmmaskcmp<mode>3): Ditto.
4308 (sse5_com_tf<mode>3): Ditto.
4309 (sse5_maskcmp<mode>3): Ditto.
4310 (sse5_maskcmp_uns<mode>3): Ditto.
4311 (sse5_maskcmp_uns2<mode>3): Ditto.
4312 (sse5_pcom_tf<mode>3): Ditto.
4314 * config/i386/predicates.md (sse5_comparison_float_operator):
4315 New predicate to match the comparison operators supported by
4316 the SSE5 com instruction.
4317 (ix86_comparison_int_operator): New predicate to match just the
4318 signed int comparisons.
4319 (ix86_comparison_uns_operator): New predicate to match just the
4320 unsigned int comparisons.
4322 * doc/invoke.texi (-msse5): Add documentation.
4323 (-mfused-madd): Ditto.
4325 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4327 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4329 (x86_64-*-*): Ditto.
4331 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4333 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4334 intrinisics for SSE5.
4336 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4339 * config/i386/mmintrin-common.h: New file, to contain common
4340 instructions between SSE4.1 and SSE5.
4342 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4343 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4344 (gen_regparm_prefix): Ditto.
4346 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4347 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4348 prototype_p to determine if a function is prototyped.
4350 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4352 * c-common.c (c_common_reswords) add the alignof keyword,
4353 with same RID as __alignof and __alignof__
4355 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4357 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4358 * hooks.c (hook_bool_const_int_const_int_true): New function.
4359 * target.h (struct gcc_target): Add can_eliminate field.
4360 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4361 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4362 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4363 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4364 (elim_table): Revise comment.
4365 * system.h (CAN_ELIMINATE): Poison.
4366 * defaults.h (CAN_ELIMINATE): Remove.
4367 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4369 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4370 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4372 (alpha_vms_can_eliminate): Declare as static, change return type to
4374 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4376 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4377 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4378 (arm_can_eliminate): New function.
4380 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4381 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4382 (avr_can_eliminate): Declare as static.
4383 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4385 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4386 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4387 (bfin_can_eliminate): New function.
4389 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4390 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4391 (crx_can_eliminate): New function.
4393 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4394 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4395 (fr30_can_eliminate): New function.
4397 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4398 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4399 (frv_can_eliminate): New function.
4401 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4402 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4403 (h8300_can_eliminate): New function.
4405 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4406 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4407 (i386_can_eliminate): Declare as static, change return type to bool.
4408 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4410 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4411 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4412 (ia64_can_eliminate): New function.
4414 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4415 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4416 (iq2000_can_eliminate): New function.
4418 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4419 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4420 (m32r_can_eliminate): New function.
4422 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4423 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4424 (m68hc11_can_eliminate): New function.
4426 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4427 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4428 (m68k_can_eliminate): New function.
4430 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4431 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4432 (mep_can_eliminate): New function.
4434 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4435 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4436 (mips_can_eliminate): New function.
4438 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4439 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4440 (rs6000_can_eliminate): New function.
4442 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4443 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4444 (s390_can_eliminate): Declare as static.
4445 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4447 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4448 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4449 (score_can_eliminate): New function.
4451 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4452 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4453 (sparc_can_eliminate): Declare as static.
4454 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4456 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4457 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4458 (xstormy16_can_eliminate): New function.
4460 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4461 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4462 (v850_can_eliminate): New function.
4464 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4466 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4467 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4468 (*movdfcc_ext[1234]): Disable for IEEE mode.
4470 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4472 * gimplify.c (prepare_gimple_addressable): New static function.
4473 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4475 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4476 manually fiddling with it.
4478 2009-08-25 Michael Matz <matz@suse.de>
4480 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4481 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4483 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4484 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4485 (do_jump): Split out code for simple binary comparisons into ...
4486 (do_jump_1): ... this, taking the individual operands and code.
4487 Change callers to helper function above accordingly.
4488 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4491 2009-08-25 Michael Matz <matz@suse.de>
4493 * expr.h (struct separate_ops, sepops): New type for passing
4494 around an exploded simple expression.
4495 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4496 Use this structure instead of expression tree.
4497 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4498 expression, only its type.
4499 (expand_vec_cond_expr): Take type and individual operands instead
4501 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4502 expand_vec_shift_expr): Change prototype accordingly.
4503 * tree-vect-stmts.c (vectorizable_condition): Change call of
4504 expand_vec_cond_expr_p to pass only type.
4505 * expr.c (do_store_flags): Change prototype and implementation
4506 to take an exploded expression.
4507 (expand_expr_real_1): New local ops initialized with details
4508 of the full expression. Use it instead of full
4509 expression in calls to do_store_flags, expand_vec_cond_expr,
4510 expand_widen_pattern_expr and expand_vec_shift_expr.
4512 2009-08-25 Michael Matz <matz@suse.de>
4514 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4515 treeop2 initialized with first three operands of the full expression.
4516 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4518 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4520 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4521 (__gthread_objc_condition_allocate): Mark arguments as unused.
4522 (__gthread_objc_condition_deallocate): Likewise.
4523 (__gthread_objc_condition_wait): Likewise.
4524 (__gthread_objc_condition_broadcast): Likewise.
4525 (__gthread_objc_condition_signal): Likewise.
4526 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4527 (__gthread_objc_thread_id): Likewise.
4529 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4532 * tree-pretty-print.c (print_call_name): Print the correct call name
4533 for procedure pointer components.
4535 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4537 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4538 default_promote_function_mode when not VMS.
4540 2009-08-24 Olivier Hainque <hainque@adacore.com>
4542 * convert.c (convert_to_integer): Don't assume an input pointer is
4543 POINTER_SIZE wide. Fetch from the type instead.
4545 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4547 * configure.ac (AC_PREREQ): Bump to 2.64.
4549 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4551 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4552 (process_command): Don't search standard_exec_prefix_1 and
4553 standard_exec_prefix_2.
4555 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4557 * config/arm/arm.c (output_return_instruction): Handle for
4560 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4562 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4564 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4566 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4567 (*arm_movdf_vfp): Likewise.
4569 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4571 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4572 (vashr<mode>3): Rename from ashr<mode>3.
4573 (vlshr<mode>3): Rename from lshr<mode>3.
4575 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4578 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4579 (check_format_info_main): Use scalar_identify_flag.
4580 (check_format_types): Check for scalar size identity if
4581 scalar_identify_flag is set.
4582 (printf_length_specs): Extend by new field.
4583 (asm_fprintf_length_specs): Likewise.
4584 (gcc_diag_length_specs): Likewise.
4585 (scanf_length_specs): Likewise.
4586 (strfmon_length_specs): Likewise.
4587 (gcc_gfc_length_specs): Likewise.
4588 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4589 (ms_printf_flag_specs): Likewise.
4590 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4592 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4595 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4596 (*call_value_pop_1): Ditto.
4597 (*sibcall_pop_1): New insn pattern.
4598 (*sibcall_value_pop_1): Ditto.
4600 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4603 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4606 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4609 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4610 (get_reg_use_in): New function.
4611 (forward_propagate_subreg): Propagate through subreg of zero_extend
4614 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4616 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4617 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4619 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4621 * configure.ac: Remove --with-datarootdir, --with-docdir,
4622 --with-htmldir switches. No need to call AC_SUBST for
4623 datarootdir, docdir, htmldir any more.
4624 * configure: Regenerate.
4625 * doc/install.texi (Configuration): Document --datarootdir,
4626 --docdir, --htmldir, --pdfdir; update documentation for
4627 --infodir, --mandir.
4628 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4631 * aclocal.m4: Regenerate.
4632 * config.in: Regenerate.
4633 * configure: Regenerate.
4635 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4636 Olivier Hainque <hainque@adacore.com>
4638 * config/ia64/ia64.c: Include libfuncs.h.
4639 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4640 (ia64_expand_call): Use reg 25 on VMS.
4641 (ia64_initialize_trampoline): Fix for VMS ABI.
4642 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4643 (ia64_function_arg): Initialize reg 25 on VMS.
4644 Fix OpenVMS ABI issues for varargs.
4645 For OpenVMS, emit the Argument Information register set in the
4646 incoming/sibcall case as well.
4647 (ia64_arg_type): New function.
4648 (ia64_function_arg_advance): Keep track of cum->words.
4649 Fix OpenVMS ABI issues for varargs.
4650 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4651 (ia64_override_options): Set flag_no_common on VMS.
4652 (ia64_init_builtins): Disable FWRITE builtin.
4653 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4654 (ia64_vms_init_libfuncs): Add decc$ routines.
4655 (ia64_vms_valid_pointer_mode): New function.
4656 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4657 (ia64_promote_function_mode): New function
4658 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4659 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4660 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4661 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4662 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4663 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4664 Suppress trailing '#' if VALUE is numeric.
4665 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4666 ia64_promote_function_mode.
4667 (TARGET_VALID_POINTER_MODE): Define.
4669 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4672 * config/rs6000/rs6000.c (rs6000_override_options): Use
4673 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4676 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4677 reporting of vector + decimal/boolean/complex error.
4679 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4681 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4682 __vector double TYPE_DECL.
4684 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4686 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4687 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4688 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4689 to pointer to enum machine_mode. Update all callers as needed.
4691 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4693 * config/alpha/alpha.md (exception_receiver): Emit alternative
4694 GP load sequence if flag_reorder_blocks_and_partition is set.
4695 (*exception_receiver_2): Also enable when
4696 flag_reorder_blocks_and_partition is set.
4698 2009-08-20 Matt Rice <ratmice@gmail.com>
4699 Diego Novillo <dnovillo@google.com>
4701 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4704 2009-08-20 Richard Guenther <rguenther@suse.de>
4706 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4707 * c-tree.h (c_dup_lang_specific_decl): Remove.
4708 (struct lang_decl, struct lang_type): Move definitions ...
4709 * c-lang.h: ... here. New file.
4710 * c-decl.c: Include c-lang.h.
4711 (c_dup_lang_specific_decl): Remove.
4712 * c-typeck.c: Include c-lang.h.
4713 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4714 (c-typeck.o): Likewise.
4715 * c-config-lang.in (gtfiles): Add c-lang.h.
4716 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4719 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4721 * config/alpha/alpha.c (alpha_end_function): Do not clear
4722 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4723 this is now handled in generic code.
4725 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4727 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4728 (s390_z10_fix_long_loop_prediction): New function.
4729 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4730 (s390_reorg): Walk over the INSNs and invoke
4731 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4733 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4735 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4736 "*brx_64bit", "*brx_31bit"): New patterns.
4737 * config/s390/s390.c ('E'): New output modifier.
4739 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4740 Richard Earnshaw <richard.earnshaw@arm.com>
4742 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4743 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4745 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4747 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4749 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4750 for mode mode of operand0 when doing secondary reload for SAR.
4752 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4755 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4756 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4758 2009-08-19 Jason Merrill <jason@redhat.com>
4760 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4761 supported template depth in C++0x.
4763 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4765 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4766 free_after_compilation.
4767 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4768 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4769 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4770 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4771 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4772 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4773 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4775 2009-08-19 Ian Lance Taylor <iant@google.com>
4777 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4778 of (plus (mult (neg B) C) A).
4780 2009-08-18 Michael Matz <matz@suse.de>
4782 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4783 instead of comparing TYPE_MAIN_VARIANT for equality.
4784 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4785 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4786 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4787 * gimplify.c (goa_lhs_expr_p): Ditto and use
4788 STRIP_USELESS_TYPE_CONVERSION.
4790 2009-08-18 Michael Matz <matz@suse.de>
4792 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4793 first field in a struct.
4794 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4796 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4798 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4799 locators before emit_insn is called. Remove assert that
4801 (alpha_end_function): Clear crtl->emit structure and free insn
4802 locators if cfun->is_thunk is true.
4804 2009-08-18 Jason Merrill <jason@redhat.com>
4806 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4808 * configure.ac: Test for it.
4809 * configure, config.in: Regenerate.
4810 * doc/install.texi: Document --enable-gnu-unique-object.
4812 2009-08-18 Richard Guenther <rguenther@suse.de>
4815 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4816 pow(x,y*z) only if x is nonnegative.
4818 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4820 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4824 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4825 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4827 2009-08-17 DJ Delorie <dj@redhat.com>
4829 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4830 * config/m32c/prologue.md (epilogue_freit): New.
4832 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4833 (bank_switch_p): Likewise.
4834 (fast_interrupt_p): Likewise.
4835 (interrupt_p): Likewise.
4836 (m32c_conditional_register_usage): Round memregs size up.
4837 (need_to_save): We only need to save $a0 when we use ENTER.
4838 (interrupt_p): Check for fast_interrupt too.
4839 (bank_switch_p): New.
4840 (fast_interrupt_p): New.
4841 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4842 (m32c_emit_prolog): Support bank switching and fast interrupts.
4843 * doc/extend.texi (Function Attributes): Add bank_switch and
4846 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4848 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4849 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4851 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4853 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4854 (menu): Add IA-64/VMS Options.
4855 (IA-64/VMS Options): Likewise.
4857 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4860 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4862 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4864 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4865 (mips_pop_asm_switch): Likewise.
4866 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4868 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4869 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4870 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4871 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4872 instead of set_noreorder.
4873 (mips_output_function_prologue): Use the new functions.
4874 (mips_output_function_epilogue): Likewise.
4875 (mips_need_noat_wrapper_p): New function, split out from...
4876 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4877 Use mips_push_asm_switch and mips_pop_asm_switch.
4878 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4879 and mips_pop_asm_switch.
4880 (ASM_OUTPUT_REG_POP): Likewise.
4881 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4882 Use mips_pop_asm_switch.
4883 (mips_asm_switch): New structure.
4884 (set_noreorder, set_nomacro): Replace with...
4885 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4886 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4887 instead of set_nomacro.
4888 (fix_truncsfsi2_macro): Likewise.
4889 (cprestore): Likewise.
4890 (hazard): Use mips_noreorder instead of set_noreorder.
4891 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4893 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4895 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4896 from prev_active_insn.
4898 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4900 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4901 * config/avr/avr.c (avr_override_options): Initialize
4902 avr_current_arch variable.
4903 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4904 __AVR_HAVE_16BIT_SP__ according to the device type.
4905 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4907 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4908 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4910 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4913 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4914 generating inlined subroutine die only. We shouldn't be
4915 called for anything else.
4916 (gen_block_die): Don't generate inline subroutine debug info for
4919 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4921 * graphite-poly.c (print_pbb): Print PBB index.
4923 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4926 * graphite-interchange.c (ppl_max_for_le): Moved...
4927 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4928 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4929 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4930 * graphite-ppl.h (ppl_max_for_le): Declared.
4932 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4934 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4935 supported on all platforms.
4936 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4937 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4938 * c-pragma.c: Likewise.
4939 * target-def.h (TARGET_INITIALIZER): Remove
4940 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4941 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4943 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4945 * config/ia64/fde-vms.c: New file.
4946 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4947 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4948 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4949 (uw_frame_state_for): Only register a personality routine if it is
4950 known to be compatible with our expectations.
4951 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4952 Declare unw_table_entry stack variable and
4953 mod all calls to _Unwind_FindTableEntry to add arg.
4954 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4955 (_Unwind_FindTableEntry): Add arg to prototype.
4957 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4959 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4960 field 'signal_pfs_loc'.
4961 (uw_frame_state_for): Remove duplicate code dealing with leaf
4962 procedures without unwind info.
4963 If in the frame after unwinding through a signal handler, restore
4964 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4965 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4966 'pfs_loc' to the AR.PFS location in the signal context; instead
4967 set 'signal_pfs_loc'.
4968 Manually generate the unwind info for the AR.PFS register.
4969 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4970 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4971 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4972 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4973 instead set 'signal_pfs_loc'.
4974 Remove code preventing the AR.PFS register from being restored
4975 from the signal context.
4977 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4978 Tristan Gingold <gingold@adacore.com>
4980 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4981 * config/ia64/t-vms: New file.
4982 * config/ia64/vms64.h: New file.
4983 * config/ia64/vms.h: New file.
4984 * config/ia64/vms-crtinit.asm: New file.
4985 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4986 * config/ia64/vms-unwind.h: New file.
4988 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4990 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4993 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4996 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4998 * real.h (do_mpc_arg2): ... here.
4999 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5002 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5004 * final.c (add_debug_prefix_map): Don't use GC memory for
5005 old_prefix and new_prefix.
5007 2009-08-14 Richard Guenther <rguenther@suse.de>
5009 * ipa-prop.c (compute_complex_pass_through): If we cannot
5010 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5012 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5014 * c-lex.c (c_lex_with_flags): Increase size of local variable
5015 to avoid memory clobber.
5017 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5020 * config/i386/i386.c (ix86_fp_comparison_strategy):
5021 Only enable/disable sahf at function granularity.
5023 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5025 PR rtl-optimization/41064
5026 * reload1.c (reload_as_needed): Don't call extract_insn
5027 for known invalid replacements after calling
5028 validate_replace_rtx_group and verify_changes.
5030 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5033 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5034 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5035 ix86_expand_fp_vcond.
5036 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5037 Assert that operation is supported by ix86_expand_int_vcond.
5038 (vcondu<SSEMODE124C8:mode>): Ditto.
5040 2009-08-13 DJ Delorie <dj@redhat.com>
5042 * config/i386/djgpp-stdint.h: New.
5043 * config.gcc (djgpp): Use it.
5045 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5047 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5048 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5050 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5052 * tree-ssa-loop-prefetch.c
5053 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5054 for long-stride pruning.
5055 (compute_miss_rate): New function to compute the probability
5056 that two memory references access different cache lines.
5058 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5060 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5062 2009-08-13 Richard Guenther <rguenther@suse.de>
5065 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5066 use the constant pointer type.
5067 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5068 of CV qualifiers on the target pointer type.
5069 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5070 conversion check before restrict check.
5072 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5075 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5077 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5079 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5081 2009-08-12 Richard Guenther <rguenther@suse.de>
5083 PR tree-optimization/41011
5084 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5085 and reference constructing.
5087 2009-08-12 Xinliang David Li <davidxl@google.com>
5089 PR tree-optimization/41012
5090 * tree-flow.h : New external interface.
5091 * gimple-low.c (check_call_arg): Change to public function.
5092 Remove argument mismatch check in lowering.
5093 * tree-inline.h (tree_can_inline_p): Interface change.
5094 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5096 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5097 Call change to tree_can_inline_p function.
5098 (cgraph_decide_inlining_incrementally): Ditto.
5100 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5102 PR tree-optimization/41031
5103 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5104 on the partition variable rather than promote_mode on the source
5105 type. Assert that the partition variable's type has the same
5106 mode as the source value's.
5108 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5110 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5111 for for_return == 2.
5112 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5114 * calls.c (expand_call): Fix typo.
5115 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5117 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5119 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5120 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5121 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5122 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5124 2009-08-12 Andrew Haley <aph@redhat.com>
5126 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5128 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5131 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5133 2009-08-12 Richard Guenther <rguenther@suse.de>
5135 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5136 * gimplify.c (gimplify_modify_expr): Do not use
5137 lang_hooks.types_compatible_p.
5138 * tree-ssa.c (useless_type_conversion_p): For aggregates
5139 just return false if the canonical types differ.
5141 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5144 * sese.c (convert_for_phi_arg): New.
5145 (add_guard_exit_phis): Use convert_for_phi_arg.
5147 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5149 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5150 unknown subscript upper bounds.
5152 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5153 Pranav Garg <pranav.garg2107@gmail.com>
5155 * graphite-interchange.c (gather_access_strides): Removed.
5156 (ppl_max_for_le): New.
5157 (build_linearized_memory_access): New.
5158 (memory_stride_in_loop): New.
5159 (pbb_interchange_profitable_p): Reimplemented.
5160 * graphite-ppl.h (ppl_new_id_map): New.
5161 (ppl_interchange): New.
5163 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5165 * graphite-interchange.c (compute_subscript): Removed.
5166 (compute_array_size_cstr): Removed.
5167 (compute_array_size_poly): Removed.
5168 (compute_array_size): Removed.
5169 (gather_access_strides_poly): Removed.
5170 (gather_access_strides): Empty.
5172 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5174 * graphite-dependences.c (dependence_polyhedron_1): Replace
5175 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5176 (graphite_legal_transform_dr): Same.
5177 (graphite_carried_dependence_level_k): Same.
5178 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5179 Initialize PDR_NB_SUBSCRIPTS.
5180 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5182 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5183 (PDR_NB_SUBSCRIPTS): New.
5184 (pdr_nb_subscripts): Removed.
5185 (pdr_dim): Simplified.
5186 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5187 with PDR_NB_SUBSCRIPTS.
5189 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5191 * graphite-interchange.c (compute_array_size): Remove use of
5193 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5194 Do not initialize PDR_DATA_CONTAINER.
5195 (print_pdr): Do not print PDR_DATA_CONTAINER.
5196 * graphite-poly.h (struct poly_dr): Remove data_container field.
5197 (PDR_DATA_CONTAINER): Removed.
5198 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5200 (build_poly_dr): Same.
5202 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5203 Sebastian Pop <sebastian.pop@amd.com>
5205 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5206 copy of the dependence polyhedron. Free the temporary objects.
5207 (graphite_carried_dependence_level_k): Free unused objects before
5210 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5211 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5212 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5213 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5214 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5216 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5218 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5219 Early return without analyzing the data dependences if no
5220 transform has been done. Call restore_scattering if the transform
5222 (graphite-interchange.c): Same.
5223 * graphite-poly.c (print_scattering_function): Test for
5225 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5226 (apply_poly_transforms): Do not gcc_assert that
5227 the transform is legal.
5228 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5229 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5230 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5231 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5232 * graphite-poly.h (struct poly_scattering): New.
5233 (struct poly_bb): Add original, transformed, and saved fields.
5234 Remove transformed_scattering, original_scattering,
5235 nb_local_variables and nb_scattering_transform fields.
5236 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5237 (poly_scattering_new): New.
5238 (poly_scattering_free): New.
5239 (poly_scattering_copy): New.
5240 (store_scattering_pbb): New.
5241 (store_scattering): New.
5242 (restore_scattering_pbb): New.
5243 (restore_scattering): New.
5244 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5245 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5247 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5249 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5252 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5254 * Makefile.in (graphite.o): Depends on PREDICT_H.
5255 * graphite.c: Include predict.h.
5256 (graphite_finalize): Call tree_estimate_probability.
5257 * predict.c (predict_loops): Do not call scev_initialize and
5259 (tree_estimate_probability_bb): New.
5260 (tree_estimate_probability): Do not initialize loops: move that
5261 code to the driver. Call tree_estimate_probability_bb.
5262 (tree_estimate_probability_driver): New.
5263 (pass_profile): Use tree_estimate_probability_driver.
5264 * predict.h (tree_estimate_probability): Declared.
5266 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5268 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5269 * graphite-dependences.c (graphite_legal_transform): Add time to
5270 TV_GRAPHITE_DATA_DEPS.
5271 (dependency_between_pbbs_p): Same.
5272 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5274 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5276 PR rtl-optimization/41033
5277 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5278 aliasing is disabled.
5280 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5282 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5283 si_mask_operand, and_load_operand, low_bitmask_operand,
5284 and_reg_operand, and_operand): New predicates.
5285 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5286 * config/mips/mips.c (and_operands_ok): New function.
5287 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5288 * config/mips/mips.md (move_type): Add ext_ins and logical.
5289 (type): Handle them.
5290 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5291 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5292 shift_shift. Remove commutative constraint modifier.
5293 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5295 (*clear_upper32_dext): Remove define_insn_and_split.
5296 (*clear_upper32): Turn this define_insn_and_split ...
5297 (splitter for ANDing register with 0xffff_ffff): .. into this.
5299 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5301 * combine.c (try_widen_shift_mode): Factor out code to check if an
5302 integer constant is a low-order bitmask from here ...
5303 * rtlanal.c (low_bitmask_len): ... to here.
5304 * rtl.h (low_bitmask_len): Declare.
5306 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5309 * config/alpha/alpha.md (addsi3): Remove expander.
5310 (addsi3): Rename from *addsi3_internal insn pattern.
5311 (subsi3): Remove expander.
5312 (subsi3): Rename from *subsi3_internal insn pattern.
5314 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5316 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5319 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5320 Eric Botcazou <botcazou@adacore.com>
5321 Douglas B Rupp <rupp@gnat.com>
5323 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5324 that records that fit in 64 bits are returned by immediate value,
5325 as required by OpenVMS Calling Standard.
5326 (function_value): Adjust for above modification.
5327 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5328 virtual_incoming_args_rtx as base object, not next_arg.
5329 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5331 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5333 * reload.c (find_reloads_subreg_address): Check the original
5334 req_equiv_mem address to detect the case where an address is
5335 not valid in the outer mode.
5337 2009-08-11 Richard Guenther <rguenther@suse.de>
5340 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5342 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5344 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5345 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5347 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5348 Douglas B Rupp <rupp@gnat.com>
5350 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5351 PT_STACK when frame_pointer_needed on OpenVMS.
5352 (alpha_pv_save_size, alpha_using_fp): Remove.
5353 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5354 with proper processing for PT_NULL.
5355 (alpha_vms_initial_elimination_offset): New function. Support for
5356 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5357 (alpha_sa_size): Force procedure type to PT_STACK when
5358 frame_pointer_needed on OpenVMS.
5359 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5360 (alpha_using_fp): Likewise.
5361 (alpha_vms_can_eliminate): Add prototype.
5362 (alpha_vms_initial_elimination_offset): Likewise.
5363 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5364 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5366 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5367 Douglas B Rupp <rupp@gnat.com>
5369 * config/alpha/alpha.c (common_object_handler): New function.
5370 (vms_attribute_table): Declare a single attribute "common_object".
5371 (vms_output_aligned_decl_common): New global function.
5372 (SECTION_VMS_OVERLAY): Delete.
5373 (SECTION_VMS_GLOBAL): Likewise.
5374 (SECTION_VMS_INITIALIZE): Likewise.
5375 (vms_asm_named_section): Remove support for above flags.
5376 (vms_section_type_flags): Delete.
5377 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5378 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5379 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5380 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5382 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5385 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5386 (sub_ddmmss): Likewise.
5388 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5391 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5394 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5397 * reload1.c (reload_as_needed): Use cancel_changes to completely
5398 undo a failed replacement attempt.
5400 2009-08-10 Richard Guenther <rguenther@suse.de>
5403 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5404 (useless_type_conversion_p): ... here. Require pointer targets
5407 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5410 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5411 loose the original type of the statement list.
5413 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5415 * config/alpha/alpha.c: Include libfuncs.h
5416 (avms_asm_output_extern): New function.
5417 (alpha_init_libfuncs): Init some decc libfuncs.
5418 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5419 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5420 (DO_CRTL_NAMES): Define.
5422 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5423 (LONG_TYPE_SIZE): Define.
5424 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5425 (SUBTARGET_SWITCHES): Define malloc64 switch.
5426 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5427 (MASK_RETURN_ADDR): Define.
5428 doc/invoke.texi (mmalloc64): Document switch.
5430 2009-08-09 Olivier Hainque <hainque@adacore.com>
5431 Douglas B Rupp <rupp@gnat.com>
5433 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5434 uses_condition_handler.
5435 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5436 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5437 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5438 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5439 (code_for_builtin): New insn codes for the new alpha_builtins.
5440 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5441 (alpha_sa_size): Account for uses_condition_handler.
5442 (alpha_expand_prologue): Likewise.
5443 (alpha_start_function): Likewise.
5444 (alpha_expand_epilogue): Likewise.
5445 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5446 establish/revert expanders.
5447 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5448 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5449 New expander, resorting to the alpha.c associated function.
5450 (builtin_revert_vms_condition_handler): Likewise.
5451 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5452 __gcc_shell_handler, the static VMS condition handler used as
5453 an indirection wrapper to the current dynamically established
5455 * config/alpha/vms-unwind.h: Complete rewrite.
5456 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5457 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5459 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5460 Douglas B Rupp <rupp@gnat.com>
5462 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5463 (alpha_need_linkage): Handle aliases. Return function symbol.
5464 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5465 Use ultimate alias target for the linkage name.
5466 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5467 by alpha_need_linkage for the function symbol.
5468 (setmemdi): Likewise.
5470 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5472 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5473 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5474 (ASM_WEAKEN_LABEL): Define.
5475 (CRT_CALL_STATIC_FUNCTION): Define.
5476 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5477 (ENDFILE_SPEC): Define.
5478 (INIT_SECTION_ASM_OP): Define.
5479 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5480 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5482 (MULTILIB_OSDIRNAMES): Define.
5483 (shlib_version): Define.
5484 (SHLIB_EXT): Define.
5485 (SHLIB_OBJS): Define.
5486 (SHLIB_NAME): Define.
5487 (SHLIB_MULTILIB): Define.
5488 (SHLIB_INSTALL): Define.
5489 (SHLIB_SYMVEC): Define.
5490 (SHLIB_SYMVECX2): Define.
5491 (SHLIB_LINK): Define.
5493 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5495 * config/alpha/alpha.c (alpha_initialize_trampoline):
5496 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5497 (alpha_start_function): Emit transfer address on nested functions
5498 for VMS trampoline call.
5499 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5500 since no longer used.
5501 * config/alpha/vms-tramp.asm: Remove.
5502 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5503 since now only data initialized at runtime.
5505 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5507 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5508 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5509 (MD_EXEC_PREFIX): Remove, no longer used.
5510 (MD_STARTFILE_PREFIX): Likewise.
5511 (INCLUDE_DEFAULTS): Likewise.
5512 * config/alpha/t-vms:
5513 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5515 2009-08-09 Richard Guenther <rguenther@suse.de>
5517 PR tree-optimization/41016
5518 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5519 (operand_precision): Remove.
5520 (integral_operand_p): Likewise.
5521 (recognize_single_bit_test): Adjust.
5523 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5525 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5526 operation overflows. Likewise non-cast unary arithmetic.
5527 If one arm of a conditional expression is always taken,
5528 inhibit evaluation warnings for the other arm. Likewise inhibit
5529 evaluation warnings for the second && or || operand if the first
5530 operand is enough to determine the result.
5531 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5533 (build_binary_op): Prevent duplicate evaluation warnings.
5535 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5537 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5538 and destination have different modes, Use promote_mode to
5539 determine the signedness of the conversion. Assert that the
5540 promoted source mode matches the destination mode. Don't pass
5541 the destination and destination mode to expand_expr if the source
5542 mode is different. Simplify conversion logic.
5544 2009-08-09 Ira Rosen <irar@il.ibm.com>
5546 PR tree-optimization/41008
5547 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5548 from condition only in case it's a comparison. Adjust checks.
5550 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5552 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5553 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5554 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5555 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5556 (dump_cand): Handle them.
5557 (struct iv_cand): New members COST_STEP and AINC_USE.
5558 (stmt_after_increment): Likewise.
5559 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5560 callers changed. Use gimple_uid comparison instead of scanning.
5561 (add_candidate_1): When looking for identical candidates, take
5562 AINC_USE into account. Set it for new candidates.
5563 (force_expr_to_var_cost): Cast target_spill_cost to int.
5564 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5565 All callers changed. Check for availability of autoinc addressing
5566 modes, both in general for a given mode, and in the specific use case.
5567 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5569 (get_computation_cost): Likewise.
5570 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5571 add_autoinc_candidates): New static functions.
5572 (add_candidate): Call add_autoinc_candidates for candidates based on
5574 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5575 (determine_use_iv_cost_address): If we have an autoinc candidate at
5576 the matching use, verify autoinc is possible and subtract the cost
5577 of the candidate's step from the cost.
5578 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5579 member of the candidate.
5580 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5581 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5583 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5585 * config.build (ia64-hp-*vms*): New target.
5586 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5588 * config.gcc (ia64-hp-*vms*): New target.
5589 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5591 * config.host (ia64-hp-*vms*): New target.
5592 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5595 2009-08-08 Richard Guenther <rguenther@suse.de>
5597 PR tree-optimization/40991
5598 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5600 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5602 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5603 mode check. Do truncations in an integer mode.
5604 (force_to_mode): Handle subregs for all mode types. Only do
5605 arithmetic simplifications on integer modes.
5607 2009-08-07 Richard Guenther <rguenther@suse.de>
5609 PR tree-optimization/40999
5610 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5611 (maybe_fold_reference): Lookup constant initializers.
5612 (fold_gimple_assign): Likewise.
5614 2009-08-07 Richard Guenther <rguenther@suse.de>
5616 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5617 that require structural equality defer to the langhook.
5619 2009-08-07 Martin Jambor <mjambor@suse.cz>
5621 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5623 (struct ipa_pass_through_data): New type.
5624 (struct ipa_ancestor_jf_data): New type.
5625 (union jump_func_value): Removed field formal_id, added fields
5626 pass_through and ancestor.
5627 (struct ipa_param_call_note): Changed type of formal_id to int from
5629 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5630 operations jump functions and ancestor jump functions.
5631 (compute_complex_pass_through): New function.
5632 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5633 reflect changes in the jump function strucutre.
5634 (update_jump_functions_after_inlining): Ignore complex pass-through
5635 and ancestor jump functions.
5636 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5637 polynomial pass-through with operation jump functions.
5639 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5641 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5642 fde->dw_fde_begin as begin label instead of hot/cold label.
5643 Use LLSDAC label instead of LLSDA for second section lsda.
5644 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5645 label instead of LLSDA if it is true.
5646 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5648 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5649 SECTION argument. Use it as index into crtl->eh.call_site_record
5651 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5652 use it to determine how to print table entries instead of using
5653 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5654 label instead of normal begin label as base.
5655 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5656 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5657 ensure no EH range spans between sections and that landing pads
5658 are always in the corresponding section.
5659 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5660 for crtl->eh.call_site_record being an array rather than scalar.
5661 (output_one_function_exception_table): New function, copied
5662 from output_function_exception_table. Adjust
5663 dw2_size_of_call_site_table, dw2_output_call_site_table
5664 callers. For SECOND section use *C suffixed labels.
5665 (output_function_exception_table): Call
5666 output_one_function_exception_table and, when doing hot/cold
5667 partitioning, also another time for the second section.
5668 * opts.c: Include except.h.
5669 (decode_options): Allow -freorder-blocks-and-partition with
5670 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5671 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5672 * function.h (struct rtl_eh): Change call_site_record from
5673 scalar into array of 2 elements.
5675 2009-08-07 Martin Jambor <mjambor@suse.cz>
5677 * ipa-prop.c (count_formal_params_1): New function.
5678 (ipa_get_vector_of_formal_parms): New function.
5679 (get_vector_of_formal_parm_types): New function.
5680 (ipa_modify_formal_parameters): New function.
5681 (ipa_modify_call_arguments): New function.
5682 (index_in_adjustments_multiple_times_p): New function.
5683 (ipa_combine_adjustments): New function.
5684 (ipa_dump_param_adjustments): New function.
5685 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5686 (ipa_get_vector_of_formal_parms): Declare.
5687 (ipa_modify_formal_parameters): Declare.
5688 (ipa_modify_call_arguments): Declare.
5689 (ipa_combine_adjustments): Declare.
5690 (ipa_dump_param_adjustments): Declare.
5691 (build_ref_for_offset): Declare.
5692 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5693 * tree-sra.c: Include ipa-prop.c.
5694 (build_ref_for_offset): Make public.
5696 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5698 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5700 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5702 * gcc/doc/extend.texi (__builtin_extract_return_address)
5703 (__builtin_frob_return_address): Document.
5705 2009-08-06 Paul Brook <paul@codesourcery.com>
5707 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5708 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5709 implementation on ARMv6-M.
5711 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5713 * doc/extend.texi (pcs): Document new attribute for ARM.
5715 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5717 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5720 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5722 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5725 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5727 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5729 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5731 Merge ARM/hard_vfp_branch to trunk.
5733 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5735 * arm.c (libcall_eq): New function.
5736 (libcall_hash): New function.
5737 (add_libcall): New function.
5738 (arm_libcall_uses_aapcs_base): New function.
5739 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5740 libcalls using the base PCS.
5741 (arm_init_cumulative_args): Likewise.
5743 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5745 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5746 Use base ABI for conversion libfuncs between HFmode and SFmode.
5748 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5750 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5751 V4SImode as representatives of all 64-bit and 128-bit vector
5752 types. Allow vector types without vector modes.
5753 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5754 without vector modes like BLKmode.
5755 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5756 BLKmode. Avoid unsupported vector modes or TImode moves for
5758 (aapcs_vfp_allocate_return_reg): Likewise.
5759 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5760 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5762 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5764 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5765 (arm_get_pcs_model): Pass attribute arguments to
5766 arm_pcs_from_attribute.
5767 (arm_init_cumulative_args): Use base AAPCS for conversions from
5768 floating-point types to DImode.
5769 (arm_attribute_table): Add pcs attribute.
5770 (arm_handle_pcs_attribute): New.
5771 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5772 conversions from floating-point types to DImode, also declare them
5773 to use base AAPCS and declare functions they call to use base
5774 AAPCS and their RTABI names.
5776 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5778 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5779 -mfloat-abi=hard not being supported for VFP.
5781 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5783 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5784 SYMBOL_REF to hard_libcall_value.
5786 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5787 Richard Earnshaw <rearnsha@arm.com>
5789 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5790 has been put on the stack, all remaining co-processory arguments for
5791 that co-processor also go on the stack.
5793 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5795 * config/arm/arm.c (arm_return_in_memory): Handle returning
5796 vectors of suitable size in registers also for AAPCS case.
5798 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5800 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5802 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5804 ARM Hard-VFP calling convention
5805 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5806 * target.h (gcc_target): Add libcall_value to table of call hooks.
5807 * targhooks.h (default_libcall_value): Default implementation.
5808 * targhooks.c (default_libcall_value): Likewise.
5809 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5810 * optabs.c (expand_unop): Use it.
5811 * expr.h (hard_libcall_value): Pass the function RTX through.
5812 * calls.c (emit_library_call_value_1): Update call to
5814 * explow.c (hard_libcall_value): Use new target hook.
5815 * testsuite/lib/target-supports.exp
5816 (check_effective_target_arm_hard_vfp_ok): New hook.
5817 (check_effective_target_arm_neon_ok): Improve test for neon
5819 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5820 * config/arm/arm.c: Include cgraph.h
5821 (TARGET_FUNCTION_VALUE): Override default hook.
5822 (arm_pcs_default): New variable.
5823 (arm_override_options): Don't fault hard calling convention with VFP.
5824 Add support for AAPCS variants.
5825 (arm_function_value): Make static. Handle AAPCS variants.
5826 (arm_libcall_value): New function.
5827 (arm_apply_result_size): Handle VFP registers in results.
5828 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5830 (pcs_attribute_args): New variable.
5831 (arm_pcs_from_attribute): New function.
5832 (arm_get_pcs_model): New function.
5833 (aapcs_vfp_cum_init): New function.
5834 (aapcs_vfp_sub_candidate): New function.
5835 (aapcs_vfp_is_return_candidate): New function.
5836 (aapcs_vfp_is_call_candidate): New function.
5837 (aapcs_vfp_allocate): New function.
5838 (aapcs_vfp_allocate_return_reg): New function.
5839 (aapcs_vfp_advance): New function.
5840 (aapcs_cp_arg_layout): New variable.
5841 (aapcs_select_call_coproc): New function.
5842 (aapcs_select_return_coproc): New function.
5843 (aapcs_allocate_return_reg): New function.
5844 (aapcs_libcall_value): New function.
5845 (aapcs_layout_arg): New function.
5846 (arm_init_cumulative_args): Initialize AAPCS args data.
5847 (arm_function_arg): Handle AAPCS variants using new interface.
5848 (arm_arg_parital_bytes): Likewise.
5849 (arm_function_arg_advance): New function.
5850 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5851 calling conventions.
5852 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5853 * arm.h (NUM_VFP_ARG_REGS): Define.
5854 (LIBCALL_VALUE): Update.
5855 (FUNCTION_VALUE): Delete.
5856 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5857 (arm_pcs): New enum.
5858 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5859 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5860 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5861 * arm-protos.h (arm_function_arg_advance): Add.
5862 (aapcs_libcall_value): Add.
5863 (arm_function_value): Delete.
5865 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5866 H.J. Lu <hongjiu.lu@intel.com>
5869 * config/i386/i386.c (standard_sse_mode_p): Remove.
5870 (standard_sse_constant_p): Return 2 for integer mode
5871 vector_all_ones_operand when SSE2 is enabled.
5872 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5873 (ix86_expand_vector_move): Do not check for negative values from
5874 standard_sse_constant_p.
5876 2009-08-06 Richard Guenther <rguenther@suse.de>
5878 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5879 array type comparisons frontend independent.
5880 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5881 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5882 out array reference lower bound and element size operands.
5883 (ao_ref_init_from_vn_reference): Properly compute the offset
5884 for ARRAY_RANGE_REF.
5885 (vn_reference_fold_indirect): Fill out array reference lower
5886 bound and element size operands.
5887 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5888 a non gimple valued reference operand which can happen for
5889 array reference lower bound or element size.
5890 (create_component_ref_by_pieces_1): Properly generate the
5891 element size operand for array references.
5893 2009-08-06 Richard Guenther <rguenther@suse.de>
5895 PR tree-optimization/40964
5896 * tree.c (iterative_hash_host_wide_int): Export.
5897 * tree.h (iterative_hash_host_wide_int): Declare.
5898 * tree-ssa-structalias.c (heapvar_map): New struct.
5899 (heapvar_map_eq): New function.
5900 (heapvar_map_hash): Likewise.
5901 (heapvar_lookup): Adjust.
5902 (heapvar_insert): Likewise.
5903 (make_constraint_from_heapvar): Allow multiple heap variables
5904 per decl at different offsets.
5905 (init_alias_heapvars): Adjust.
5907 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5909 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5910 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5911 trailing sync if TARGET_SYNC_AFTER_SC.
5913 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5915 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5916 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5917 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5918 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5919 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5920 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5921 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5922 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5923 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5924 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5925 the prototype declaration match the definition.
5926 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5927 instructions explicitly. Add barrier_before and operands
5929 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5930 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5931 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5932 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5933 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5934 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5936 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5938 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5940 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5941 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5944 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5947 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5949 PR rtl-optimization/40924
5950 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5951 make sure canon_rtx (mem_address) isn't simpler than
5952 canon_rtx (expanded_mem_address).
5954 2009-08-05 Li Feng <nemokingdom@gmail.com>
5956 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5958 (build_scop_drs): Build alias set for each SCoP.
5960 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5962 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5963 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5964 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5965 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5966 (BASE_DRIVER_SELF_SPECS): Likewise.
5968 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5970 * tree-ssa-alias.c: Fix some comment typos.
5972 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5974 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5975 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5977 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5980 * simplify-rtx.c (simplify_binary_operation_1): Disable
5981 simplifications for decimal float operations.
5983 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5986 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5987 operand of INDIRECT_REF.
5989 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5991 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5992 constants referencing TLS symbols.
5994 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5996 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5997 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5999 2009-08-03 Richard Guenther <rguenther@suse.de>
6001 * tree.c (make_vector_type): Build a main variant first,
6002 get the canonical one and then build the variant.
6003 * tree-ssa.c (useless_type_conversion_p_1): Handle
6005 (useless_type_conversion_p): Conversions to pointers to
6006 incomplete record types are useless.
6008 2009-08-03 Richard Guenther <rguenther@suse.de>
6010 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6011 file will be created.
6012 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6013 * toplev.c (compile_file): Adjust comment.
6015 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6017 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6018 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6019 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6020 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6021 (sh_promote_function_mode): Fix typo.
6023 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6025 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6027 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6029 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6030 declaration arguments.
6032 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6034 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6035 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6036 (ix86_split_ashl): Ditto.
6037 (ix86_expand_vector_init_one_nonzero): Ditto.
6038 (ix86_expand_vector_set): Ditto.
6039 (ix86_expand_reduc_v4sf): Ditto.
6041 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6043 * explow.c (promote_function_mode): Remove assert.
6044 * config/sh/sh.c (sh_promote_function_mode): Declare.
6046 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6048 * config/pa/pa.c (pa_promote_function_mode): Declare.
6049 Change to static. Fix promote_mode call.
6051 * gthr-dce.h (CONST_CAST2): Define if not defined.
6052 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6054 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6056 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6058 * expr.c (store_constructor): Use promote_decl_mode. Remove
6059 now write-only variable unsignedp.
6060 (expand_expr_real_1): Use promote_decl_mode.
6061 * expr.h (promote_function_mode, promote_decl_mode): New.
6062 (promote_mode): Remove last argument.
6063 * function.c (assign_temp): Drop last argument of promote_mode.
6064 (assign_parm_find_data_types): Use promote_function_mode.
6065 (assign_parm_setup_reg): Likewise.
6066 (expand_function_end): Use promote_function_mode.
6067 * calls.c (initialize_argument_information): Use promote_function_mode.
6068 (precompute_arguments): Use promote_mode instead of checking if
6069 only PROMOTE_FUNCTION_MODE is defined.
6070 (expand_call): When making sibcall decisions, use promote_function_mode.
6071 Below, remove an if for targetm.calls.promote_function_return and
6072 and use promote_function_mode.
6073 (emit_library_call_value_1): Use promote_function_mode, fix bug
6074 where promote_mode was passed FOR_CALL == 0 for a return value in an
6076 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6077 * explow.c (promote_function_mode, promote_decl_mode): New.
6078 (promote_mode): Keep only the FOR_CALL == 0 case.
6079 * combine.c (setup_incoming_promotion): Remove test of
6080 promote_function_args. Use promote_function_mode.
6081 * stmt.c (expand_value_return): Use promote_decl_mode.
6082 (expand_decl): Use promote_decl_mode.
6084 * expr.c (store_constructor): Use promote_decl_mode. Remove
6085 now write-only variable unsignedp.
6086 (expand_expr_real_1): Use promote_decl_mode.
6087 * expr.h (promote_function_mode, promote_decl_mode): New.
6088 (promote_mode): Remove last argument.
6089 * function.c (assign_temp): Drop last argument of promote_mode.
6090 (assign_parm_find_data_types): Use promote_function_mode.
6091 (assign_parm_setup_reg): Likewise.
6092 (expand_function_end): Use promote_function_mode.
6093 * calls.c (initialize_argument_information): Use promote_function_mode.
6094 (precompute_arguments): Use promote_mode instead of checking if
6095 only PROMOTE_FUNCTION_MODE is defined.
6096 (expand_call): When making sibcall decisions, use promote_function_mode.
6097 Below, remove an if for targetm.calls.promote_function_return and
6098 and use promote_function_mode.
6099 (emit_library_call_value_1): Use promote_function_mode, fix bug
6100 where promote_mode was passed FOR_CALL == 0 for a return value in an
6102 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6103 * explow.c (promote_function_mode, promote_decl_mode): New.
6104 (promote_mode): Keep only the FOR_CALL == 0 case.
6105 * combine.c (setup_incoming_promotion): Remove test of
6106 promote_function_args. Use promote_function_mode.
6107 * stmt.c (expand_value_return): Use promote_decl_mode.
6108 (expand_decl): Use promote_decl_mode.
6110 * explow.c (promote_function_mode): Just call the target hook.
6111 * targhooks.c (default_promote_function_mode,
6112 default_promote_function_mode_always_promote): New.
6113 * targhooks.h (default_promote_function_mode,
6114 default_promote_function_mode_always_promote): Declare.
6115 * target.h (promote_function_args, promote_function_return): Remove.
6116 (promote_function_mode): New.
6117 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6118 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6119 (TARGET_PROMOTE_FUNCTION_MODE): New.
6120 (TARGET_CALLS): Adjust.
6121 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6122 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6124 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6125 * config/s390/s390.c (s390_promote_function_mode): ... here,
6126 with pointer handling.
6127 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6128 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6130 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6131 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6132 with pointer handling.
6133 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6134 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6136 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6137 * config/sh/sh.c (sh_promote_function_mode): New.
6138 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6139 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6141 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6142 * config/cris/cris.c (cris_promote_function_mode): ... here.
6143 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6144 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6146 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6147 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6148 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6149 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6151 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6152 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6153 complex type handling.
6154 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6155 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6157 * config/pa/pa.c (pa_promote_function_mode): New.
6158 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6159 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6161 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6162 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6163 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6164 * config/xtensa/xtensa.c: Likewise.
6165 * config/stormy16/stormy16.c: Likewise.
6166 * config/iq2000/iq2000.c: Likewise.
6167 * config/rs6000/rs6000.c: Likewise.
6168 * config/picochip/picochip.c: Likewise.
6169 * config/arc/arc.c: Likewise.
6170 * config/mcore/mcore.c: Likewise.
6171 * config/score/score.c: Likewise.
6172 * config/mips/mips.c: Likewise.
6173 * config/bfin/bfin.c: Likewise.
6174 * config/ia64/ia64.c: Likewise (disabled though).
6176 * config/frv/frv.h: Remove pointless remark.
6178 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6179 TARGET_PROMOTE_FUNCTION_ARGS,
6180 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6181 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6183 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6185 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6186 -floop-parallelize-all.
6187 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6188 flag_loop_parallelize_all.
6189 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6190 * graphite.c (graphite_transform_loops): Same.
6192 * graphite-poly.c (apply_poly_transforms): Same.
6194 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6196 PR tree-optimization/40914
6197 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6198 if set, then check the delta field of the PMF record.
6199 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6200 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6201 call is stored in the delta.
6203 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6205 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6207 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6209 * config/i386/bsd.h (ASM_BYTE): New define.
6210 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6211 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6212 .byte. Use fputs or putc instead of fprintf where appropriate.
6213 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6214 fputs or putc instead of fprintf where appropriate.
6215 * config/i386/i386elf.h: Ditto.
6216 * config/i386/sysv4.h: Ditto.
6218 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6219 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6220 (*tls_global_dynamic_64): Ditto.
6222 2009-07-31 Christian Bruel <christian.bruel@st.com>
6224 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6226 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6228 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6229 Remove dead code for MINUS.
6231 2009-07-31 Anthony Green <green@moxielogic.com>
6233 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6235 (moxie_expand_epilogue): Ditto for epilogue.
6236 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6238 (moxie_function_arg): Ditto.
6239 (moxie_pass_by_reference): Ditto.
6240 (moxie_arg_partial_bytes): Ditto.
6241 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6242 (FUNCTION_ARG_ADVANCE) Ditto.
6243 (REG_PARM_STACK_SPACE) Ditto.
6244 (FUNCTION_ARG_REGNO_P) Dito.
6246 * config.gcc: Add moxie linux config support.
6247 * gcc/config/moxie/uclinux.h: New file.
6249 2009-07-31 DJ Delorie <dj@redhat.com>
6251 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6252 (UNSPECV_SP_SWITCH_E): New.
6253 (sp_switch_1): Change to an unspec.
6254 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6256 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6257 reference the new stack's address
6259 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6261 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6262 graphite-clast-to-gimple.o, graphite-dependences.o,
6263 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6264 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6265 (graphite-blocking.o,
6266 graphite-clast-to-gimple.o, graphite-dependences.o,
6267 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6268 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6269 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6270 * cfgloop.h (struct loop): Add can_be_parallel field.
6271 * common.opt (fgraphite-identity): Moved up.
6272 (fgraphite-force-parallel): New flag.
6273 * graphite.c: Rewrite.
6274 * graphite.h: Rewrite.
6275 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6277 * toplev.c (graphite_out_file): New file descriptor.
6278 (graphite_in_file): New.
6279 (process_options): flag_graphite_force_parallel cannot be used without
6281 * tree-ssa-loop.c: Include toplev.h.
6282 (gate_graphite_transforms): Enable flag_graphite for
6283 flag_graphite_force_parallel.
6285 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6287 * ChangeLog.graphite: New.
6288 * graphite-blocking.c: New.
6289 * graphite-clast-to-gimple.c: New.
6290 * graphite-clast-to-gimple.h: New.
6291 * graphite-dependences.c: New.
6292 * graphite-dependences.h: New.
6293 * graphite-interchange.c: New.
6294 * graphite-poly.c: New.
6295 * graphite-poly.h: New.
6296 * graphite-ppl.c: New.
6297 * graphite-ppl.h: New.
6298 * graphite-scop-detection.c: New.
6299 * graphite-scop-detection.h: New.
6300 * graphite-sese-to-poly.c: New.
6301 * graphite-sese-to-poly.h: New.
6305 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6307 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6308 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6310 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6312 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6313 (scev_is_linear_expression): Return false if the evolution is not
6314 affine multivariate.
6316 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6318 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6319 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6321 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6323 * tree-data-ref.c (debug_data_references): New.
6324 (debug_data_reference): New.
6325 * tree-data-ref.h (debug_data_references): Declared.
6326 (debug_data_reference): Declared.
6328 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6330 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6331 * tree-data-ref.h (scop_p): Removed.
6332 (struct data_reference): Remove field scop.
6334 (stmt_simple_memref_p): Removed.
6336 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6338 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6339 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6342 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6344 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6346 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6348 * doc/invoke.texi (-fgraphite-identity): Documented.
6350 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6352 * tree-scalar-evolution.c: Fix comment.
6353 (instantiate_scev_1): Return unknow from scev instantiation if the
6354 result is not above instantiate_below.
6356 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6358 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6359 static anymore. Instantiate the symbols that may have been introduced
6361 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6364 2009-07-30 DJ Delorie <dj@redhat.com>
6366 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6367 .vliw directive to VLIW sections.
6369 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6371 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6373 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6374 (AUTOHEADER): New variable.
6375 ($(srcdir)/cstamp-h.in): Use it.
6377 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6378 Pat Haugen <pthaugen@us.ibm.com>
6379 Revital Eres <ERES@il.ibm.com>
6381 * config/rs6000/vector.md (VEC_F): Add VSX support.
6385 (vector_load_<mode>): Ditto.
6386 (vector_store_<mode>): Ditto.
6387 (vector GPR move split): Ditto.
6388 (vec_reload_and_plus_<mptrsize>): Ditto.
6389 (vec_reload_and_reg_<mptrsize>): Ditto.
6390 (add<mode>3): Ditto.
6391 (sub<mode>3): Ditto.
6392 (mul<mode>3): Ditto.
6393 (neg<mode>2): Ditto.
6394 (abs<mode>2): Ditto.
6395 (smin<mode>3): Ditto.
6396 (smax<mode>3): Ditto.
6397 (vector_eq<mode>): Ditto.
6398 (vector_gt<mode>): Ditto.
6399 (vector_ge<mode>): Ditto.
6400 (vector_gtu<mode>): Ditto.
6401 (vector_select_<mode>_uns): Ditto.
6402 (vector_eq_<mode>_p): Ditto.
6403 (vector_gt_<mode>_p): Ditto.
6404 (vector_ge_<mode>_p): Ditto.
6405 (vector_gtu_<mode>_p): Ditto.
6406 (cr6_test_for_zero): Ditto.
6407 (cr6_test_for_zero_reverse): Ditto.
6408 (cr6_test_for_lt): Ditto.
6409 (cr6_test_for_lt_reverse): Ditto.
6410 (xor<mode>3): Ditto.
6411 (ior<mode>3): Ditto.
6412 (and<mode>3): Ditto.
6413 (one_cmpl<mode>2): Ditto.
6414 (nor<mode>2): Ditto.
6415 (andc<mode>2): Ditto.
6416 (float<VEC_int<mode>2): Ditto.
6417 (unsigned_float<VEC_int><mode>2): Ditto.
6418 (fix_trunc<mode><VEC_int>2): Ditto.
6419 (fixuns_trunc<mode><VEC_int>2): Ditto.
6421 (vec_set<mode>): Ditto.
6422 (vec_extract<mode>): Ditto.
6423 (vec_interleave_highv4sf): Ditto.
6424 (vec_interleave_lowv4sf): Ditto.
6425 (vec_realign_load_<mode>): Ditto.
6426 (vec_shl_<mode>): Ditto.
6427 (vec_shr_<mode>): Ditto.
6428 (div<mode>3): New patterns for VSX.
6429 (vec_interleave_highv2df): Ditto.
6430 (vec_interleave_lowv2df): Ditto.
6431 (vec_pack_trunc_v2df): Ditto.
6432 (vec_pack_sfix_trunc_v2df): Ditto.
6433 (vec_pack_ufix_trunc_v2df): Ditto.
6434 (vec_unpacks_hi_v4sf): Ditto.
6435 (vec_unpacks_lo_v4sf): Ditto.
6436 (vec_unpacks_float_hi_v4si): Ditto.
6437 (vec_unpacks_float_lo_v4si): Ditto.
6438 (vec_unpacku_float_hi_v4si): Ditto.
6439 (vec_unpacku_float_lo_v4si): Ditto.
6440 (movmisalign<mode>): Ditto.
6441 (vector_ceil<mode>2): New patterns for vectorizing math library.
6442 (vector_floor<mode>2): Ditto.
6443 (vector_btrunc<mode>2): Ditto.
6444 (vector_copysign<mode>3): Ditto.
6446 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6447 predicate for setting the high bit in each word, used for copysign.
6449 * config/rs6000/ppc-asm.h (f19): Whitespace.
6450 (f32-f63): Define if VSX.
6451 (v0-v31): Define if Altivec.
6452 (vs0-vs63): Define if VSX.
6454 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6456 * config/rs6000/power7.md: New file, provide tuning parameters for
6459 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6460 (rs6000_cpu_cpp_builtins): Ditto.
6461 (altivec_overloaded_builtins): Ditto.
6462 (altivec_resolve_overloaded_builtin): Ditto.
6464 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6465 debug switch to disable vectorizing simple math builtin
6468 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6469 Vectorize simple math builtin functions.
6470 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6471 hook to vectorize math builtins.
6472 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6473 (rs6000_builtin_conversion): Add VSX/power7 support.
6474 (rs6000_builtin_vec_perm): Ditto.
6475 (vsplits_constant): Add support for loading up a vector constant
6476 with just the high bit set in each part.
6477 (rs6000_expand_vector_init): Add VSX/power7 support.
6478 (rs6000_expand_vector_set): Ditto.
6479 (rs6000_expand_vector_extract): Ditto.
6480 (rs6000_emit_move): Ditto.
6481 (bdesc_3arg): Ditto.
6482 (bdesc_2arg): Ditto.
6483 (bdesc_1arg): Ditto.
6484 (rs6000_expand_ternop_builtin): Ditto.
6485 (altivec_expand_builtin): Ditto.
6486 (rs6000_expand_unop_builtin): Ditto.
6487 (rs6000_init_builtins): Ditto.
6488 (altivec_init_builtins): Ditto.
6489 (builtin_function_type): Ditto.
6490 (rs6000_common_init_builtins): Ditto.
6491 (rs6000_handle_altivec_attribute); Ditto.
6492 (rs6000_mangle_type): Ditto.
6493 (rs6000_vector_mode_supported_p): Ditto.
6494 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6497 * config/rs6000/vsx.md: New file for VSX support.
6499 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6500 identifing values with just the most significant bit set.
6501 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6502 vectorized builtins.
6504 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6505 (UNSPEC_VRFIM): Delete.
6506 (splitter for loading up vector with most significant bit): New
6507 splitter for vectorizing copysign.
6508 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6509 vectorizing simple math functions.
6510 (altivec_vrfip): Add support for vectorizing simple math functions.
6511 (altivec_vrfim): Ditto.
6512 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6514 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6515 (power7.md, vsx.md): Include for power7 support.
6516 (copysigndf3): Use VSX instructions if -mvsx.
6517 (negdf2_fpr): Ditto.
6518 (absdf2_fpr): Ditto.
6519 (nabsdf2_fpr): Ditto.
6520 (adddf3_fpr): Ditto.
6521 (subdf3_fpr): Ditto.
6522 (muldf3_fpr): Ditto.
6523 (divdf3_fpr): Ditto.
6524 (fix_truncdfdi2_fpr): Ditto.
6525 (cmpdf_internal1): Ditto.
6526 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6527 (btruncdf2, btruncdf2_fpr): Ditto.
6528 (ceildf2, ceildf2_fpr): Ditto.
6529 (floordf2, floordf2_fpr): Ditto.
6530 (floatdidf2, floatdidf2_fpr): Ditto.
6531 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6532 (fmsubdf4_fpr): Ditto.
6533 (fnmadddf4_fpr_1): Ditto.
6534 (fnmadddf4_fpr_2): Ditto.
6535 (fnmsubdf4_fpr_1): Ditto.
6536 (fnmsubdf4_fpr_2): Ditto.
6537 (fixuns_truncdfdi2): Add expander for VSX support.
6538 (fix_truncdfdi2): Ditto.
6539 (fix_truncdfsi2): Ditto.
6541 (btruncsf2): Whitespace.
6542 (movdf_hardfloat32): Add support for VSX registers.
6543 (movdf_softfloat32): Ditto.
6544 (movdf_hardfloat64): Ditto.
6545 (movdf_hardfloat64_mfpgpr): Ditto.
6546 (movdf_softfloat64): Ditto.
6547 (movti splitters): Add check for vector registers supporting
6548 TImode in the future.
6549 (bpermd): Add power7 bpermd instruction.
6551 * config/rs6000/altivec.h (vec_div): Define if VSX.
6555 (vec_nearbyint): Ditto.
6558 (all predicates): Use the generic builtin function, and not the V4SF
6559 specific function so that the predicates will work with VSX's V2DF.
6563 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6564 Document new VSX functions and types.
6566 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6569 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6570 "wa", and "j" constraints. Modify "v" to talk about Altivec
6571 instead of just vector.
6573 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6576 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6577 location for phi arguments.
6578 (rewrite_update_phi_arguments): Find locations for reaching defs.
6579 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6580 Add location to add_phi_arg calls.
6581 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6582 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6583 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6584 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6585 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6586 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6587 * tree-phinodes.c (make_phi_node): Initialize location.
6588 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6589 (add_phi_arg): Add location parameter.
6590 (remove_phi_arg_num): Move location when moving phi argument.
6591 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6593 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6594 slpeel_update_phi_nodes_for_guard1,
6595 slpeel_update_phi_nodes_for_guard2,
6596 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6597 vect_loop_versioning): Set locations.
6598 * tree-parloops.c (create_phi_for_local_result,
6599 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6600 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6601 * tree-vect-loop.c (get_initial_def_for_induction,
6602 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6604 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6605 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6606 (gimple_phi_arg_set_location): New. Set locus.
6607 (gimple_phi_arg_has_location): New. Check for locus.
6608 (redirect_edge_var_map_location): New. Return locus from var_map.
6609 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6610 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6611 combining PHI arguments.
6612 (cond_store_replacement): Set location.
6613 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6614 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6615 scop_add_exit_phis_edge): Add locations.
6616 * tree-cfgcleanup.c (remove_forwarder_block,
6617 remove_forwarder_block_with_phi): Add locations.
6618 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6619 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6621 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6622 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6623 flush_pending_stmts): Add source location.
6624 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6625 stack to preserve locations.
6626 * tree-vect-stmts.c (vectorizable_load): Add location.
6627 * tree-inline.c (copy_phis_for_bb): Copy locus.
6628 (setup_one_parameter): Add call locus to inlined parameter stmts.
6629 (initialize_inlined_parameters): Pass in call location as parameter
6631 (tree_function_versioning): Pass location to setup_one_parameter.
6632 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6633 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6634 copy and edge lists.
6635 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6636 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6637 locus parameter and override the stmt default if provided.
6638 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6639 elim_graph_add_edge, elim_graph_remove_succ_edge,
6640 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6641 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6642 eliminate_phi): Add locus info in elimination graph for each edge and
6644 (insert_backedge_copies): Copy locus if present.
6645 * tree-flow.h (struct _edge_var_map): Add locus field.
6646 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6647 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6648 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6650 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6652 2009-07-30 Martin Jambor <mjambor@suse.cz>
6654 PR tree-optimization/40570
6655 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6658 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6660 * ssa-loop-manip.c: Include langhooks.h.
6661 (rewrite_phi_with_iv): New.
6662 (rewrite_all_phi_nodes_with_iv): New.
6663 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6664 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6665 * tree-parloops.c (loop_parallel_p): Move out all conditions
6666 except dependency check.
6667 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6668 (gen_parallel_loop): Call canonicalize_loop_ivs without
6669 reduction_list argument.
6670 (build_new_reduction): New.
6671 (gather_scalar_reductions): New.
6672 (try_get_loop_niter): New.
6673 (try_create_reduction_list): New.
6674 (parallleize_loops): Change the parallel conditions check.
6675 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6676 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6678 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6680 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6682 * doc/options.texi (Option properties): Mention new quoting syntax.
6684 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6686 * config/alpha/alpha.c (alpha_start_function):
6687 Handle VMS_DEBUG_MAIN_POINTER
6688 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6689 * doc/invoke.texi: Document -mdebug-main switch.
6691 2009-07-29 Richard Henderson <rth@redhat.com>
6693 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6694 (cgraph_create_edge_including_clones): Likewise.
6695 * tree-inline.c (copy_bb): Operate on the correct edges
6696 when updating the callgraph.
6698 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6700 * config/alpha/vms-cc.c: Deleted.
6701 * config/alpha/vms-ld.c: Deleted.
6702 * config/alpha/t-vms64: Moved to config/vms
6703 * config/alpha/vms-crt0-64.c: Moved to config/vms
6704 * config/alpha/vms-crt0.c: Moved to config/vms
6705 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6706 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6707 * config/alpha/xm-vms.h: Moved to config/vms
6708 * config/alpha/x-vms: Moved to config/vms
6709 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6711 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6712 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6714 * config/vms/t-vms64: Moved here from config/alpha
6715 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6716 (argc,argv,envp): Enforce 32bit malloc'ing.
6717 * config/vms/vms-psxcrt0-64.c: Likewise.
6718 * config/vms/vms-crt0.c: Moved here from config/alpha.
6719 * config/vms/vms-psxcrt0.c: Likewise.
6720 * config/vms/vms-crtl-64.h: New file.
6721 * config/vms/vms-crtl.h: New file.
6722 * config/vms/vms.opt: New file.
6723 * config/vms/xm-vms64.h: New file.
6724 * config/vms/xm-vms.h: Moved here from config/alpha.
6725 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6727 * config/vms/x-vms: Moved here from config/alpha.
6728 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6729 (vms-ld.o, vms-cc.o): Removed.
6730 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6732 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6734 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6735 correct stack (obvious VMS fix).
6737 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6739 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6740 date, version info if VMS_DEBUGGING_INFO defined.
6741 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6742 size, date calculating code moved here.
6744 2009-07-29 Paul Brook <paul@codesourcery.com>
6746 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6749 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6752 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6753 to DImode when generating insq_le insn.
6755 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6757 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6758 New macro set for VMS_DEBUGGGING_INFO.
6759 (AT_string_form): Use it.
6761 2009-07-28 DJ Delorie <dj@redhat.com>
6763 * config/mep/mep.c (vtext_section): New.
6764 (vftext_section): New.
6765 (ftext_section): New.
6766 (mep_select_section): Add support for functions.
6767 (mep_unique_section): Likewise.
6768 (mep_asm_init_sections): Likewise.
6769 (mep_encode_section_info): Remove it from here.
6771 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6773 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6775 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6776 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6778 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6780 * dwarf2out.c (output_file_names): Test new macro
6781 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6782 (add_comp_dir_attribute): Likewise.
6784 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6786 * config/i386/mingw-w64.h (LINK_SPEC): Add
6787 separating space between commands.
6789 2009-07-28 Jan Hubicka <jh@suse.cz>
6791 PR tree-optimization/40759
6792 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6795 2009-07-27 DJ Delorie <dj@redhat.com>
6797 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6798 types are dword-aligned.
6799 (mep_expand_va_start): Likewise.
6801 2009-07-27 Olivier Hainque <hainque@adacore.com>
6802 Douglas B Rupp <rupp@gnat.com>
6804 * convert.c (convert_to_pointer): Don't assume the target
6805 pointer type is POINTER_SIZE long. Fetch its precision instead.
6807 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6809 * system.h (fopen): Undefine if macro.
6811 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6813 * dwarf2out.c (output_cfi_p): Removed.
6814 (output_cfis): New function.
6815 (output_fde): New function, split from output_call_frame_info.
6816 (output_call_frame_info): Use it.
6817 (dwarf2out_switch_text_section): Use output_cfis.
6819 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6821 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6822 TARGET_BI_ARCH is specified without enabling SJLJ.
6823 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6824 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6826 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6828 * arm.md (negdi2): Use DImode if forcing a value into a register.
6830 2009-07-26 Ira Rosen <irar@il.ibm.com>
6832 PR tree-optimization/40801
6833 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6834 of vector operand from the previous copy of vector statement.
6835 Pass the correct definition type value to
6836 vect_get_vec_def_for_stmt_copy().
6838 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6840 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6841 const char ** conversion.
6843 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6845 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6846 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6847 (gcc_unreachable): Invoke __builtin_unreachable() if
6848 !ENABLE_ASSERT_CHECKING.
6850 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6852 PR rtl-optimization/40445
6853 * emit-rtl.c (next_nonnote_insn_bb): New function.
6854 * rtl.h (next_nonnote_insn_bb): Declare new function.
6855 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6856 with no successors that is the successor of the ENTRY_BLOCK.
6857 Continue from the top after removing an empty fallthrough block.
6858 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6859 of next_nonnote_insn.
6861 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6863 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6865 2009-07-25 Martin Jambor <mjambor@suse.cz>
6867 * c-common.c (c_common_attribute_table): New element for noclone.
6868 (handle_noclone_attribute): New function. Forward-declare.
6869 * tree-inline.c (tree_versionable_function_p): Check for noclone
6871 * doc/extend.texi (Labels as Values): Document need for noclone.
6872 (Function Attributes): Document noclone attribute.
6874 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6876 PR rtl-optimization/34999
6877 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6878 and dw_fde_switched_cold_to_hot fields.
6879 (output_cfi_p): New function.
6880 (output_call_frame_info): If fde->dw_fde_switched_sections,
6881 output 2 FDEs instead of one with corrupted header.
6882 (dwarf2out_do_cfi_startproc): New function.
6883 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6884 and fde->dw_fde_switched_cold_to_hot.
6885 (dwarf2out_switch_text_section): Compute
6886 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6887 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6888 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6889 Otherwise, compute fde->dw_fde_switch_cfi.
6891 2009-07-24 Cary Coutant <ccoutant@google.com>
6893 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6895 2009-07-24 Cary Coutant <ccoutant@google.com>
6897 * cfghooks.c (split_block): Copy discriminator to new block.
6898 * tree-cfg.c (assign_discriminator): Check location of last
6899 instruction in block as well as first.
6901 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6903 * config/i386/linux.c: Use fputs or putc instead of fprintf
6905 * config/i386/gas.h: Ditto.
6906 * config/i386/x86-64.h: Ditto.
6907 * config/i386/att.h: Ditto.
6909 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6911 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6914 2009-07-24 Martin Jambor <mjambor@suse.cz>
6916 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6917 (ipa_push_func_to_list_1): Declare.
6918 (ipa_push_func_to_list): New function.
6920 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6921 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6922 (ipa_push_func_to_list): Removed.
6923 (ipa_pop_func_from_list): Clear node_enqueued flag.
6925 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6927 * config/s390/s390.c (override_options): Default
6928 max-unrolled-insns to 100 for z10 tuning.
6930 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6932 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6933 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6934 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6935 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6936 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6937 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6938 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6940 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6942 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6943 use default set in mingw32.h header.
6944 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6945 64-bit /mingw/include path.
6946 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6949 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6951 PR rtl-optimization/40209
6952 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6954 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6956 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6957 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6958 with the rest of string where appropriate. Use fputs or putc
6959 instead of fprintf where appropriate.
6961 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6962 Pat Haugen <pthaugen@us.ibm.com>
6963 Revital Eres <ERES@il.ibm.com>
6965 * config/rs6000/vector.md: New file. Move most of the vector
6966 expander support here from altivec.md to allow for the VSX vector
6967 unit in the future. Add support for secondary_reload patterns.
6968 Rewrite the patterns for vector comparison, and vector comparison
6969 predicate instructions so that the RTL expresses the desired
6970 behavior, instead of using unspec.
6972 * config/rs6000/constraints.md ("f" constraint): Use
6973 rs6000_constraints to hold the precalculated register class.
6974 ("d" constraint): Ditto.
6975 ("wd" constraint): New constraint for VSX.
6976 ("wf" constraint): Ditto.
6977 ("ws" constraint): Ditto.
6978 ("wa" constraint): Ditto.
6979 ("wZ" constraint): Ditto.
6980 ("j" constraint): Ditto.
6982 * config/rs6000/predicates.md (vsx_register_operand): New
6984 (vfloat_operand): New predicate for vector.md.
6985 (vint_operand): Ditto.
6986 (vlogical_operand): Ditto.
6987 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6988 (easy_vector_constant): Add VSX support.
6989 (altivec_indexed_or_indirect_operand): New predicate for
6990 recognizing Altivec style memory references with AND -16.
6992 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6993 for vector secondary reload support.
6994 (rs6000_vector_reg_class): Delete, replacing it with
6996 (rs6000_vsx_reg_class): Ditto.
6997 (rs6000_constraints): New array to hold the register classes of
6998 each of the register constraints that can vary at runtime.
6999 (builtin_mode_to_type): New static array for builtin function type
7001 (builtin_hash_table): New static hash table for builtin function
7003 (TARGET_SECONDARY_RELOAD): Define target hook.
7004 (TARGET_IRA_COVER_CLASSES): Ditto.
7005 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7006 registers are 128 bits if VSX memory reference instructions are used.
7007 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7009 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7010 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7011 Print several of the scheduling related parameters.
7012 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7013 rs6000_constraints instead of rs6000_vector_reg_class. Move
7014 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7015 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7016 Altivec. Add VSX support. Setup for secondary reload support on
7017 Altivec/VSX registers.
7018 (rs6000_override_options): Make power7 set the scheduling groups
7019 like the power5. Add support for new debug switches to override
7020 the scheduling defaults. Temporarily disable -mcpu=power7 from
7021 setting -mvsx. Add support for debug switches -malways-hint,
7022 -msched-groups, and -malign-branch-targets.
7023 (rs6000_buitlin_conversion): Add support for returning unsigned
7024 vector conversion functions to fix regressions due to stricter
7026 (rs6000_builtin_mul_widen_even): Ditto.
7027 (rs6000_builtin_mul_widen_odd): Ditto.
7028 (rs6000_builtin_vec_perm): Ditto.
7029 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7030 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7032 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7034 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7035 VSX types for bit operations. Changes to accomidate vector.md.
7036 (bdesc_2arg): Ditto.
7037 (bdesc_1arg): Ditto.
7038 (struct builtin_description_predicates): Rewrite predicate
7039 handling so that RTL describes the operation, instead of passing
7040 the instruction to be used as a string argument.
7041 (bdesc_altivec_preds): Ditto.
7042 (altivec_expand_predicate_builtin): Ditto.
7043 (altivec_expand_builtin): Ditto.
7044 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7045 statement for vsldoi support.
7046 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7047 (altivec_expand_st_builtin): Ditto.
7048 (paired_expand_builtin): Whitespace changes.
7049 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7050 builtin_mode_to_type table for secondary reload. Call
7051 builtin_function_type to build random builtin functions.
7052 (altivec_init_builtins): Change to use builtin_function_type to
7053 create builtin function types dynamically as we need them.
7054 (builtin_hash_function): New support for hashing the tree types
7055 for builtin function as we need it, rather than trying to build
7056 all of the trees that we need. Add initial preliminary VSX support.
7057 (builtin_function_type): Ditto.
7058 (builtin_function_eq): Ditto.
7059 (builtin_hash_struct): Ditto.
7060 (rs6000_init_builtins): Ditto.
7061 (rs6000_common_init_builtins): Ditto.
7062 (altivec_init_builtins): Ditto.
7063 (rs6000_common_init_builtins): Ditto.
7064 (enum reload_reg_type): New enum for simplifing reg classes.
7065 (rs6000_reload_register_type): Simplify register classes into GPR,
7066 Vector, and other registers. Altivec and VSX addresses in reload.
7067 (rs6000_secondary_reload_inner): Ditto.
7068 (rs6000_ira_cover_classes): New target hook, that returns the
7069 appropriate cover classes, based on -mvsx being used or not.
7070 (rs6000_secondary_reload_class): Add VSX support.
7071 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7072 (get_vsel_insn): Ditto.
7073 (rs6000_emit_vector_compare): Rewrite vector conditional support
7074 so that where we can, we use RTL operators, instead of blindly use
7076 (rs6000_emit_vector_select): Ditto.
7077 (rs6000_emit_vector_cond_expr): Ditto.
7078 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7079 (create_TOC_reference): Add -mdebug=addr support.
7080 (emit_frame_save): VSX loads/stores need register indexed addressing.
7082 * config/rs6000/rs6000.md: Include vector.md.
7084 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7086 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7087 support for V2DI, V2DF in logical, permute, select operations.
7089 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7090 switch for vsx/power7.
7091 (-mvsx-scalar-memory): Ditto.
7092 (-mvsx-align-128): Ditto.
7093 (-mallow-movmisalign): Ditto.
7094 (-mallow-df-permute): Ditto.
7095 (-msched-groups): Ditto.
7096 (-malways-hint): Ditto.
7097 (-malign-branch-targets): Ditto.
7099 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7101 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7102 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7103 (rs6000_vector_reg_class): Delete.
7104 (rs6000_vsx_reg_class): Ditto.
7105 (enum rs6000_reg_class_enum): New enum for the constraints that
7106 vary based on target switches.
7107 (rs6000_constraints): New array to hold the register class for all
7108 of the register constraints that vary based on the switches used.
7109 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7110 (enum rs6000_builtins): Add unsigned varients for the builtin
7111 declarations returned by target hooks for expanding multiplies,
7112 select, and permute operations. Add VSX builtins.
7113 (enum rs6000_builtin_type_index): Add entries for VSX.
7114 (V2DI_type_node): Ditto.
7115 (V2DF_type_node): Ditto.
7116 (unsigned_V2DI_type_node): Ditto.
7117 (bool_long_type_node): Ditto.
7118 (intDI_type_internal_node): Ditto.
7119 (uintDI_type_internal_node): Ditto.
7120 (double_type_internal_node): Ditto.
7122 * config/rs6000/altivec.md (whole file): Move all expanders to
7123 vector.md from altivec.md. Rename insn matching functions to be
7125 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7126 (altivec_vcmp*): Ditto.
7127 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7128 (VM): New iterator for moves that includes the VSX types.
7129 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7130 (altivec_vperm_<mode>_uns): New, for unsigned types.
7131 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7132 (altivec_eq<mode>): Ditto.
7133 (altivec_gt<mode>): Ditto.
7134 (altivec_gtu<mode>): Ditto.
7135 (altivec_eqv4sf): Ditto.
7136 (altivec_gev4sf): Ditto.
7137 (altivec_gtv4sf): Ditto.
7138 (altivec_vcmpbfp_p): Ditto.
7140 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7142 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7145 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7148 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7149 ASM_SHORT instead of .word.
7150 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7151 instead of .word in asm template.
7153 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7156 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7157 (process_bb_node_lives): Use it.
7159 * ira.c (setup_cover_and_important_classes): Don't setup
7160 ira_important_class_nums. Add cover classes to the end of
7162 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7164 (find_reg_class_closure): Use reorder_important_classes.
7166 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7168 * config/i386/i386.c (i386_ira_cover_classes): New function.
7169 (TARGET_IRA_COVER_CLASSES): Redefine.
7171 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7172 importance of order of cover classes in the array.
7174 2009-07-22 Diego Novillo <dnovillo@google.com>
7176 * tree-pass.h (TDF_EH): Define.
7177 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7178 contains TDF_EH, print the EH region number holding GS.
7179 * tree-dump.c (dump_options): Add "eh".
7180 * doc/invoke.texi: Document it.
7182 2009-07-22 Doug Kwan <dougkwan@google.com>
7184 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7186 2009-07-22 Michael Matz <matz@suse.de>
7188 PR tree-optimization/35229
7189 PR tree-optimization/39300
7191 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7192 (inhibit_phi_insertion): New function.
7193 (insert_into_preds_of_block): Call it for REFERENCEs.
7194 (init_pre): Initialize and finalize scalar evolutions.
7195 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7197 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7199 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7200 Use CONST_VECTOR_NUNITS to determine number of elements.
7202 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7204 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7205 (U, W): Constraints are now deprecated and will be removed if we
7207 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7209 ("prefetch"): Add the stcmh instruction for prefetching.
7210 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7212 (s390_short_displacement): Return always true if compiling for
7213 machines not providing the long displacement facility.
7214 (s390_mem_constraint): Support the new constraint letter Z.
7215 (s390_check_qrst_address): New function.
7217 2009-07-21 DJ Delorie <dj@redhat.com>
7219 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7222 2009-07-21 Jason Merrill <jason@redhat.com>
7224 * c-common.c (max_tinst_depth): Increase default to 1024.
7226 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7228 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7229 (vec_unpacku_float_lo_v4si): Ditto.
7231 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7234 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7235 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7236 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7237 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7239 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7241 PR tree-optimization/40813
7242 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7245 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7247 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7248 with a NOP_EXPR if needed.
7250 2009-07-21 Paul Brook <paul@codesourcery.com>
7252 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7253 Terminate debug dump with newline.
7255 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7257 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7258 Cast "1" to unsigned HOST_WIDE_INT.
7259 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7260 deposit length to the maximum length - lsb. Extend length if
7261 HOST_BITS_PER_WIDE_INT is 32.
7263 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7265 * cgraph.h (constant_pool_htab): New function.
7266 (constant_descriptor_tree): Move from varasm.c.
7267 * varasm.c (constant_pool_htab): New function.
7268 (constant_descriptor_tree): Move to cgraph.h.
7270 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7272 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7274 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7276 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7279 2009-07-20 Xinliang David Li <davidxl@google.com>
7281 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7283 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7285 * config/mips/mips.md (move_type): Add arith.
7286 (type): Handle arith.
7287 (zero_extendsidi2): Rename this into ...
7288 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7289 (zero_extendsidi2): New expander.
7290 (*zero_extendsidi2_dext): New pattern.
7292 2009-07-20 Nick Clifton <nickc@redhat.com>
7294 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7295 to set MIPS_ABI_DEFAULT.
7296 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7298 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7300 * tree-object-size.c (addr_object_size): Handle unions with
7301 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7303 PR tree-optimization/40792
7304 * tree.c (build_function_type_skip_args): Remove bogus assert.
7306 2009-07-20 Jan Hubicka <jh@suse.cz>
7307 Martin Jambor <mjambor@suse.cz>
7309 * cgraph.h (combined_args_to_skip): New field.
7310 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7311 combined_args_to_skip and args_to_skip.
7312 * tree-inline.c (update_clone_info): New function.
7313 (tree_function_versioning): Call update_clone_info.
7314 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7316 (cgraph_materialize_all_clones): More extensive dumping, working
7317 with combined_args_to_skip rather than args_to_skip.
7319 2009-07-20 Ira Rosen <irar@il.ibm.com>
7321 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7322 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7323 (get_initial_def_for_reduction): Likewise.
7324 (vectorizable_reduction): Skip the check of first operand in case
7325 of COND_EXPR. Add check that it is outer loop vectorization if
7326 nested cycle was detected. Call vectorizable_condition() for
7327 COND_EXPR. If reduction epilogue cannot be created do not fail for
7328 nested cycles (if it is not double reduction). Assert that there
7329 is only one type in the loop in case of COND_EXPR. Call
7330 vectorizable_condition() to vectorize COND_EXPR.
7331 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7332 Add parameters. Allow nested cycles if called from
7333 vectorizable_reduction(). Use reduction vector variable if provided.
7334 (vect_analyze_stmt): Call vectorizable_reduction() before
7335 vectorizable_condition().
7336 (vect_transform_stmt): Update call to vectorizable_condition().
7338 2009-07-20 Christian Bruel <christian.bruel@st.com>
7340 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7341 * doc/invoke.texi (-mfmovd): Likewise.
7342 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7344 2009-07-20 Jan Hubicka <jh@suse.cz>
7346 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7347 when handling SSA name.
7349 2009-07-19 Jan Hubicka <jh@suse.cz>
7351 PR tree-optimization/40676
7352 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7353 virtual PHIs in empty BBs.
7355 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7357 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7358 re-expanded the compound use gen_lowpart instead to convert to the
7361 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7363 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7364 OUTER_CONST arguments.
7365 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7366 the new wider mode will be masked off.
7367 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7369 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7371 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7372 high-order bits are zero.
7374 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7376 * combine.c (simplify_shift_const_1): Split code to determine
7378 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7379 new bits shifted in are identical to the old sign bit.
7381 2009-07-18 Richard Guenther <rguenther@suse.de>
7384 * gimplify.c (gimplify_call_expr): Reject code using results from
7385 functions returning void.
7387 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7389 * doc/md.texi: Document the new PowerPC "es" constraint.
7390 Document that "m" can include automodified addresses on this target,
7391 and explain how %U must be used. Extend the "Q" and "Z" documentation
7392 to suggest "es" as well as "m".
7393 * config/rs6000/constraints.md (es): New memory constraint.
7394 (Q, Z): Update strings to match new documentation.
7396 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7398 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7399 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7400 * config/rs6000/predicates.md (volatile_mem_operand): Use
7401 offsettable_nonstrict_memref_p.
7402 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7403 (*floatunssidf2_internal): Likewise.
7404 (*fix_truncdfsi2_internal): Likewise.
7405 (*fix_trunctfsi2_internal): Likewise.
7407 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7409 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7411 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7413 2009-07-17 Richard Guenther <rguenther@suse.de>
7416 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7417 (pass_warn_unused_result): Likewise.
7418 (TODO_set_props): Remove.
7419 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7421 (pass_diagnose_omp_blocks): Define.
7422 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7423 (c_gimple_diagnostics_recursively): Remove.
7424 (finish_function): Do not call it.
7425 (c_write_global_declarations): Continue after errors.
7426 Finalize the CU here.
7427 * c-gimplify.c (c_genericize): Do not gimplify here.
7428 * c-common.c (c_warn_unused_result): Move ...
7429 * tree-cfg.c (do_warn_unused_result): ... here.
7430 (run_warn_unused_result): New function.
7431 (gate_warn_unused_result): New function.
7432 (pass_warn_unused_result): New pass.
7433 * c-common.h (c_warn_unused_result): Remove.
7434 * flags.h (flag_warn_unused_result): Declare.
7435 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7436 * opts.c (flag_warn_unused_result): Initialize to false.
7437 * toplev.c (compile_file): Add comment.
7438 * omp-low.c (create_omp_child_function): Do not register
7439 the function with the frontend.
7440 (diagnose_omp_structured_block_errors): Prepare to be
7441 called as optimization pass.
7442 (gate_diagnose_omp_blocks): New function.
7443 (pass_diagnose_omp_blocks): New pass.
7444 * cgraph.h (cgraph_optimize): Remove.
7445 (cgraph_analyze_function): Likewise.
7446 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7447 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7448 before their parents here.
7449 (cgraph_finalize_function): Not here.
7450 (cgraph_analyze_function): Gimplify functions here.
7451 (cgraph_finalize_compilation_unit): Continue after errors.
7452 Optimize the callgraph from here.
7453 (cgraph_optimize): Make static.
7454 * langhooks.c (write_global_declarations): Finalize the CU.
7455 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7456 (gimplify_function_tree): Assert we gimplify only once.
7457 Set PROP_gimple_any property.
7458 * tree-nested.c (gimplify_all_functions): New function.
7459 (lower_nested_functions): Gimplify all nested functions.
7460 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7461 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7462 and pass_diagnose_omp_blocks after gimplification. Do not
7463 set TODO_set_props on all_lowering_passes.
7464 (execute_one_pass): Do not handle TODO_set_props.
7465 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7466 (gimplify.o): Add tree-pass.h dependency.
7467 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7468 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7469 (unsave_r): Likewise.
7470 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7473 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7475 * doc/service.texi (Service): Restore previously removed link,
7476 which isn't broken after all.
7478 2009-07-17 Richard Guenther <rguenther@suse.de>
7480 PR tree-optimization/40321
7481 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7482 PHI nodes to the maximal set.
7483 (make_values_for_phi): Add PHI arguments to the maximal set.
7484 (execute_pre): Dump PHI_GEN and the maximal set.
7486 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7489 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7492 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7494 * doc/extend.texi (Nested Functions): Replace broken link with
7496 * doc/service.texi (Service): Remove broken link.
7498 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7501 * builtins.c (expand_builtin_memcmp): Use loc instead of
7502 EXPR_LOCATION (exp).
7503 (expand_builtin_strncmp): Likewise.
7505 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7506 Manuel López-Ibáñez <manu@gcc.gnu.org>
7509 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7510 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7511 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7512 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7513 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7514 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7515 tree-inline.c, c-common.c, c-common.h, gimple.c,
7516 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7517 convert.c: Add location argument to fold_{unary,binary,ternary},
7518 fold_build[123], build_call_expr, build_size_arg,
7519 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7520 fold_build1_initializer, fold_build2_initializer,
7521 fold_build3_initializer, fold_build_call_array,
7522 fold_build_call_array_initializer, fold_single_bit_test,
7523 omit_one_operand, omit_two_operands, invert_truthvalue,
7524 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7525 combine_comparisons, fold_builtin_*, fold_call_expr,
7526 build_range_check, maybe_fold_offset_to_address, round_up,
7529 2009-07-16 Jason Merrill <jason@redhat.com>
7532 * c-common.c (c_common_reswords): Add __is_standard_layout
7534 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7535 * doc/implement-cxx.texi: New.
7536 * doc/gcc.texi: Include it.
7538 2009-07-16 DJ Delorie <dj@redhat.com>
7540 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7541 compares that may be indirectly affected by previous instructions.
7543 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7545 * builtins.c (do_mpc_arg2): New.
7546 (fold_builtin_2): Fold builtin cpow.
7547 * real.h (HAVE_mpc_pow): New.
7549 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7551 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7552 comparison to skip unprofitable schedule
7554 2009-07-16 Simon Baldwin <simonb@google.com>
7556 * gcc.c (option_map): New flag -no-canonical-prefixes.
7557 * (display_help): Print help text for new flag.
7558 * (process_command): Move options translation and language specifics
7559 and handle new flag early. Use it to set a function pointer to a
7560 prefix builder. Replace make_relative_prefix calls with calls to
7561 the function pointed to. Ignore new flag in regular options handling.
7562 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7564 2009-07-15 DJ Delorie <dj@redhat.com>
7566 * config/mep/mep.md (sibcall_internal): Change register to avoid
7568 (sibcall_value_internal): Likewise.
7570 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7572 PR rtl-optimization/40710
7573 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7575 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7577 * config/mips/mips.md (*extenddi_truncate<mode>,
7578 *extendsi_truncate<mode>): Change type attribute to move_type
7579 with shift_shift. Split out code handling exts from here ...
7580 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7582 (*extendhi_truncateqi): Change type attribute to move_type with
7583 shift_shift. Split out code handling exts from here ...
7584 (*extendhi_truncateqi_exts): ... to this new pattern.
7586 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7588 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7589 instead of "and" with inverted sign bit mask value. Use
7590 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7591 Allocate registers only for operand 4 and operand 5.
7593 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7596 * fold-const.c (fold_cond_expr_with_comparison): When folding
7597 < and <= to MIN, make sure the MIN uses the same type as the
7598 comparison's operands.
7600 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7602 * arm.md (ior_xor): New code iterator.
7603 (split for ior/xor with shift and zero-extend): New split pattern.
7604 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7606 2009-07-15 Richard Guenther <rguenther@suse.de>
7608 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7611 2009-07-15 Richard Guenther <rguenther@suse.de>
7614 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7616 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7618 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7619 handle 2.6.30 kernel.
7621 2009-07-15 DJ Delorie <dj@redhat.com>
7623 * config/mep/mep.md (sibcall_internal): Change register to allow
7624 for 24-bit addresses.
7625 (sibcall_value_internal): Likewise.
7627 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7629 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7630 that are enabled/disabled by the flags introduced by a previous patch.
7632 2009-07-14 DJ Delorie <dj@redhat.com>
7634 * config/mep/mep.md (sibcall_internal): Include non-toggling
7636 (sibcall_value_internal): Likewise.
7638 2009-07-14 Taras Glek <tglek@mozilla.com>
7639 Rafael Espindola <espindola@google.com>
7641 * doc/sourcebuild.texi: Document install-plugin target.
7642 * configure.ac: Added install-plugin target to language makefiles.
7643 * configure: Regenerate.
7644 * Makefile.in: (install-plugin): Install more headers,
7645 depend on lang.install-plugin.
7647 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7649 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7652 2009-07-14 DJ Delorie <dj@redhat.com>
7654 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7655 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7656 * config/mep/mep.md (sibcall_internal): Change test from
7657 mep_vliw_mode_match to mep_vliw_jmp_match.
7658 (sibcall_value_internal): Likewise.
7660 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7662 * config/i386/sse.md (copysign<mode>3): New expander.
7663 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7664 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7665 Use ix86_build_const_vector.
7666 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7667 IX86_BUILTIN_CPYSGNPD.
7668 (builtin_description): Add __builtin_ia32_copysignps and
7669 __builtin_ia32_copysignpd.
7670 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7671 and BUILT_IN_COPYSIGNF.
7673 2009-07-13 Jason Merrill <jason@redhat.com>
7675 * builtins.c (can_trust_pointer_alignment): New fn.
7676 (get_pointer_alignment): Factor it out from here.
7677 * tree.h: Declare it.
7679 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7681 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7684 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7688 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7690 2009-07-14 Richard Guenther <rguenther@suse.de>
7691 Andrey Belevantsev <abel@ispras.ru>
7694 * cfgexpand.c (partition_stack_vars): Do not bother to update
7695 alias information when not optimizing.
7697 2009-07-14 Richard Guenther <rguenther@suse.de>
7698 Andrey Belevantsev <abel@ispras.ru>
7700 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7701 (pt_solution_set): Likewise.
7702 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7703 * tree-ssa-structalias.c (pt_solution_set): New function.
7704 * final.c (rest_of_clean_state): Free SSA data structures.
7705 * print-rtl.c (print_decl_name): Remove.
7706 (print_mem_expr): Implement in terms of print_generic_expr.
7707 * alias.c (ao_ref_from_mem): New function.
7708 (rtx_refs_may_alias_p): Likewise.
7709 (true_dependence): Query alias-export info.
7710 (canon_true_dependence): Likewise.
7711 (write_dependence_p): Likewise.
7712 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7714 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7715 (mem_expr_equal_p): Use operand_equal_p.
7716 (set_mem_attributes_minus_bitpos): Do not use
7717 component_ref_for_mem_expr.
7718 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7719 (update_alias_info_with_stack_vars): Likewise.
7720 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7721 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7722 explicitly nor clear stmt operands.
7723 Free the decl-to-pointer map.
7724 * tree-optimize.c (execute_free_datastructures): Do not free
7725 SSA data structures here.
7726 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7727 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7728 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7730 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7732 2009-07-13 DJ Delorie <dj@redhat.com>
7734 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7735 unrolling at the right iteration count.
7737 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7740 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7742 * haifa-sched.c (rank_for_schedule): Introduced flags to
7743 enable/disable individual scheduling heuristics.
7744 * common.opt: Introduced flags to enable/disable individual
7745 heuristics in the scheduler.
7746 * doc/invoke.texi: Introduced flags to enable/disable individual
7747 heuristics in the scheduler.
7749 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7751 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7752 config/i386/mingw-tls.c.
7753 * config/i386/mingw-tls.c: Removed.
7755 2009-07-13 Ira Rosen <irar@il.ibm.com>
7757 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7758 checks access only relevant statements.
7759 (vectorizable_reduction): Likewise.
7761 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7763 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7764 just for 32-bit case.
7766 2009-07-12 Jan Hubicka <jh@suse.cz>
7768 PR tree-optimization/40585
7769 * except.c (expand_resx_expr): When there already is resume
7770 instruction, produce linked list.
7771 (build_post_landing_pads): Assert that resume is empty.
7772 (connect_post_landing_pads): Handle resume lists.
7773 (dump_eh_tree): Dump resume list.
7775 2009-07-12 Ira Rosen <irar@il.ibm.com>
7777 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7778 with additional argument.
7779 * tree-vectorizer.h (enum vect_def_type): Add
7780 vect_double_reduction_def.
7781 (vect_is_simple_reduction): Add argument.
7782 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7784 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7785 vect_is_simple_reduction with additional argument.
7786 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7788 (reduction_code_for_scalar_code): Handle additional codes by
7789 returning ERROR_MARK for them. Fix comment and indentation.
7790 (vect_is_simple_reduction): Fix comment, add argument to specify
7791 double reduction. Detect double reduction.
7792 (get_initial_def_for_induction): Fix indentation.
7793 (get_initial_def_for_reduction): Fix comment and indentation.
7794 Handle double reduction. Create initial definitions that do not
7795 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7796 (vect_create_epilog_for_reduction): Fix comment, add argument to
7797 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7798 epilogue result extraction. Create double reduction phi node and
7799 replace relevant uses.
7800 (vectorizable_reduction): Call vect_is_simple_reduction with
7801 additional argument. Fix indentation. Update epilogue code treatment
7802 according to the changes in reduction_code_for_scalar_code. Check
7803 for double reduction. Call vect_create_epilog_for_reduction with
7804 additional argument.
7805 * tree-vect-stmts.c (process_use): Handle double reduction, update
7807 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7808 (vect_get_vec_def_for_operand): Likewise.
7810 2009-07-12 Danny Smith <dansmister@gmail.com>
7812 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7813 dllexport if !TREE_PUBLIC.
7814 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7816 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7818 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7819 (avr_extra_arch_macro) Remove declatation.
7820 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7821 (avr_extra_arch_macro) Declare as static.
7822 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7824 2009-07-11 Jan Hubicka <jh@suse.cz>
7827 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7829 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7832 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7833 cold_in_std_section bits.
7834 (dwarf2out_begin_prologue): Initialize them.
7835 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7836 if already covered by text_section or cold_text_section range.
7838 PR rtl-optimization/40667
7839 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7840 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7841 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7842 * config/i386/i386.c (ix86_minimum_alignment): New function.
7843 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7844 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7845 * emit-rtl.c (gen_reg_rtx): Likewise.
7846 * function.c (assign_parms): Likewise. If nominal_type needs
7847 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7848 rather than passed_type's alignment.
7851 * function.c (assign_parm_setup_stack): Adjust
7852 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7853 from nominal_mode on big endian.
7855 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7857 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7859 2009-07-10 DJ Delorie <dj@redhat.com>
7861 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7863 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7865 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7867 (thumb2_cbnz): Likewise.
7869 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7872 * config.gcc (supported_defaults): Add synci.
7873 (with_synci): Add validation.
7874 (all_defaults): Add synci.
7875 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7878 * config/mips/mips.opt (msynci): New option.
7879 * config/mips/mips.c (mips_override_options): Warn on use of
7880 -msynci for targets that do now support it.
7881 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7883 * gcc/doc/invoke.texi (-msynci): Document the new option.
7884 * doc/install.texi (--with-synci): Document the new option.
7886 2009-07-10 Richard Guenther <rguenther@suse.de>
7888 PR tree-optimization/40496
7889 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7890 the PHI result with a compatible type.
7892 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7896 * c.opt (Wunused-result): New.
7897 * doc/invoke.texi: Document it.
7898 * c-common.c (c_warn_unused_result): Use it.
7900 2009-07-09 DJ Delorie <dj@redhat.com>
7902 * targhooks.c (default_target_can_inline_p): Rename from
7903 default_target_option_can_inline_p.
7904 * targhooks.h (default_target_can_inline_p): Likewise.
7905 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7906 TARGET_OPTION_CAN_INLINE_P.
7907 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7908 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7909 (mep_target_can_inline_p): Rename from
7910 mep_target_option_can_inline_p.
7913 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7914 registers used to pass vectors.
7916 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7918 2009-07-09 Tom Tromey <tromey@redhat.com>
7920 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7921 * config/mmix/mmix.c: Include dwarf2.h.
7922 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7923 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7924 * config/sh/sh.c: Include dwarf2.h.
7925 * config/i386/i386.c: Include dwarf2.h.
7926 * Makefile.in (DWARF2_H): Remove 'elf'.
7927 * except.c: Include dwarf2.h.
7928 * unwind-dw2.c: Include dwarf2.h.
7929 * dwarf2out.c: Include dwarf2.h.
7930 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7931 * unwind-dw2-fde.c: Include dwarf2.h.
7932 * dwarf2asm.c: Include dwarf2.h.
7934 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7936 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7937 (max_issue): Use it.
7938 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7940 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7941 (region_sched_info): Update.
7942 * sched-ebb.c (ebb_sched_info): Update.
7943 * modulo-sched.c (sms_sched_info): Update.
7944 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7946 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7948 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7950 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7952 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7954 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7957 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7958 arg1 with arg01 if arg1 is already INTEGER_CST.
7960 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7962 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7963 Transform (and (truncate)) into (truncate (and)).
7965 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7967 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7968 creating LHS paradoxical subregs. Fix surrounding returns to
7969 use NULL_RTX rather than 0.
7971 2009-07-08 DJ Delorie <dj@redhat.com>
7973 * config/mep/mep.c: (mep_option_can_inline_p): New.
7974 (TARGET_OPTION_CAN_INLINE_P): Define.
7976 2009-07-08 Mark Wielaard <mjw@redhat.com>
7979 * dwarf2out.c (add_data_member_location_attribute): When we have
7980 only a constant offset don't emit a new location description using
7981 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7984 2009-07-08 Richard Henderson <rth@redhat.com>
7987 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7988 (enum reg_class): Add CLOBBERED_REGS.
7989 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7990 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7991 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7992 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7993 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7994 force 64-bit sibcalls into R11.
7995 * config/i386/constraints.md (U): New constraint.
7996 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7997 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7998 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8000 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8002 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8004 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8005 * ebitmap.h (dump_ebitmap): Ditto.
8006 * optabs.h (optab_libfunc): Ditto.
8007 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8008 * tree-flow.h (vect_can_force_dr_alignment_p,
8009 get_vectype_for_scalar_type): Ditto.
8010 (vectorize_loops): Move prototype to ...
8011 * tree-vectorizer.h: ... here. Also, adjust comment.
8012 (vect_set_verbosity_level): Remove duplicate prototype.
8013 * tree-ssa-loop.c: Include tree-vectorizer.h.
8014 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8016 2009-07-08 Nick Clifton <nickc@redhat.com>
8018 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8021 2009-07-08 DJ Delorie <dj@redhat.com>
8023 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8024 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8025 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8027 * config/mep/intrinsics.md: Regenerated.
8028 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8029 registers when asm() or calls are detected.
8031 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8034 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8036 * gimple (gimple_build_call_from_tree): Likewise.
8037 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8038 no_warning flag before warning.
8040 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8042 * tree.c (set_expr_locus): Remove.
8043 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8044 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8046 * gimplify.c (internal_get_tmp_var): Likewise.
8047 (gimplify_call_expr): Likewise.
8048 (gimplify_one_sizepos): Likewise.
8050 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8053 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8054 to variables for debugging purposes.
8056 2009-06-23 Mark Loeser <mark@halcy0n.com>
8059 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8061 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8063 * pretty-print.c (pp_base_format): Remove %J.
8064 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8065 gcc_cxxdiag_char_table): Likewise.
8066 (init_dynamic_diag_info): Likewise.
8068 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8070 * pretty-print.c (pp_base_format): Remove %H.
8071 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8072 gcc_cxxdiag_char_table): Likewise.
8073 (init_dynamic_diag_info): Likewise.
8074 * config/mep/mep.c (mep_select_section): Likewise.
8076 2009-07-07 Duncan Sands <baldrick@free.fr>
8078 * final.c (pass_clean_state): Give the pass a name.
8079 * passes.c (pass_rest_of_compilation): Likewise.
8080 * tree-optimize.c (pass_all_optimizations): Likewise.
8082 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8084 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8085 an extra 'decl' for error_at.
8087 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8090 * tree-tailcall.c (adjust_return_value_with_ops,
8091 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8092 if it has complex or vector type.
8094 2009-07-07 Olivier Hainque <hainque@adacore.com>
8096 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8099 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8101 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8103 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8105 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8106 * c-decl.c: Likewise.
8107 * function.c: Likewise.
8108 * varasm.c: Likewise.
8109 * tree-ssa.c: Likewise.
8110 * c-common.c: Likewise.
8111 * tree-cfg.c: Likewise.
8112 * config/spu/spu.c: Likewise.
8113 * config/ia64/ia64.c: Likewise.
8114 * config/v850/v850.c: Likewise.
8116 2009-07-06 DJ Delorie <dj@redhat.com>
8118 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8119 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8120 unspecified accesses to control registers.
8121 * config/mep/intrinsics.md: Regenerate.
8122 * config/mep/intrinsics.h: Regenerate.
8123 * config/mep/mep-intrin.h: Regenerate.
8125 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8127 * c-lex.c: Replace %H by an explicit location. Update all calls.
8128 * c-common.c: Likewise.
8129 * c-decl.c: Likewise.
8130 * c-typeck.c: Likewise.
8131 * fold-const.c: Likewise.
8132 * gimplify.c: Likewise.
8134 * tree-cfg.c: Likewise.
8135 * tree-ssa-loop-niter.c: Likewise.
8136 * tree-vrp.c: Likewise.
8137 * value-prof.c: Likewise.
8139 2009-07-06 Diego Novillo <dnovillo@google.com>
8141 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8142 if it has one. Handle cases where VAR does not have an
8143 annotation or cfun is NULL.
8145 2009-07-06 Diego Novillo <dnovillo@google.com>
8147 * tree.c: Include debug.h.
8148 (initialize_tree_contains_struct): New.
8149 (init_ttree): Call it.
8150 (tree_node_structure_for_code): Factor out of ...
8151 (tree_node_structure): ... here.
8152 * treestruct.def (TS_PHI_NODE): Remove.
8153 (TS_GIMPLE_STATEMENT): Remove.
8155 2009-07-06 Diego Novillo <dnovillo@google.com>
8157 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8158 (debug_tree_chain): Handle cycles.
8160 2009-07-06 Nick Clifton <nickc@redhat.com>
8161 DJ Delorie <dj@redhat.com>
8163 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8164 __FMOVD_ENABLED__ is defined.
8166 (TARGET_FMOVD): Provide a default definition.
8167 (MASK_FMOVD): Likewise.
8168 (TARGET_CPU_CPP_BUILTINS): Define
8169 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8170 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8171 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8172 (split for DF load from memory into register): Also handle
8173 MEMs which consist of REG+DISP addressing.
8174 (split for DF store from register to memory): Likewise.
8175 (movsf_ie): Always use single fp_mode.
8176 * config/sh/sh.c (sh_override_options): Do not automatically
8177 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8178 that to the -mfmovd command line switch.
8179 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8180 (fldi_ok): Always allow.
8181 * config/sh/sh.opt (mfmovd): Remove this switch.
8182 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8184 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8185 Kaz Kojima <kkojima@gcc.gnu.org>
8187 PR rtl-optimization/30807
8188 * postreload.c (reload_combine): For every new use of REG_SUM,
8189 record the use of BASE.
8191 2009-07-06 Jan Hubicka <jh@suse.cz>
8193 * params.def: Revert my accidental commit at 2009-06-30.
8195 2009-07-04 Ian Lance Taylor <iant@google.com>
8198 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8200 (mingw_format_attribute_overrides): Likewise.
8202 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8205 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8206 don't check cfa.reg. Instead of cfa.indirect use
8207 fde && fde->drap_reg != INVALID_REGNUM test.
8209 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8211 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8213 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8216 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8218 2009-07-03 Richard Guenther <rguenther@suse.de>
8220 PR tree-optimization/40640
8221 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8224 2009-07-03 Jan Hubicka <jh@suse.cz>
8226 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8227 for size, reduce amount of inlining.
8229 2009-07-03 Richard Guenther <rguenther@suse.de>
8232 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8233 if t +- x is known to not overflow and the conversion widens the
8235 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8237 2009-07-03 Jan Hubicka <jh@suse.cz>
8239 * ipa-pure-const.c (analyze): Update loop optimizer init.
8240 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8241 try_remove_empty_loop, remove_empty_loops): Remove.
8242 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8243 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8244 to mark regular loops as neccesary.
8245 (degenerate_phi_p): New function.
8246 (propagate_necessity, remove_dead_phis): Use it.
8247 (forward_edge_to_pdom): Likewise.
8248 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8249 virtual PHI nodes that became unreachable.
8250 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8251 * tree-flow.h (remove_empty_loops): Remove.
8252 * passes.c (init_optimization_passes): Remove.
8254 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8256 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8257 can_create_pseudo_p.
8258 (*fix_trunc<mode>_i387_1): Ditto.
8259 (*floathi<mode>2_1): Ditto.
8260 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8261 (*fistdi2_1): Ditto.
8262 (*fist<mode>2_1): Ditto.
8263 (frndintxf2_floor): Ditto.
8264 (*fist<mode>2_floor_1): Ditto.
8265 (frndintxf2_ceil): Ditto.
8266 (*fist<mode>2_ceil_1): Ditto.
8267 (frndintxf2_trunc): Ditto.
8268 (frndintxf2_mask_pm): Ditto.
8269 (fxam<mode>2_i387_with_temp): Ditto.
8270 * config/i386/sse.md (mulv16qi3): Ditto.
8271 (*sse2_mulv4si3): Ditto.
8273 (sse4_2_pcmpestr): Ditto.
8274 (sse4_2_pcmpistr): Ditto.
8276 2009-07-03 Jan Hubicka <jh@suse.cz>
8278 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8279 (mark_stmt_necessary): Set it.
8280 (mark_operand_necessary): Set it.
8281 (mark_control_dependent_edges_necessary): Set it.
8282 (mark_virtual_phi_result_for_renaming): New function.
8283 (get_live_post_dom): New function.
8284 (forward_edge_to_pdom): New function.
8285 (remove_dead_stmt): Fix handling of control dependences.
8286 (tree_dce_init): Init new bitmap.
8287 (tree_dce_done): Free it.
8289 2009-07-02 Richard Guenther <rguenther@suse.de>
8292 * tree-ssa-structalias.c (new_var_info): Initialize
8295 2009-07-02 Jan Hubicka <jh@suse.cz>
8297 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8300 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8302 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8303 instead of recomputing it. Adjust calls.
8304 (emit_store_flag): Adjust recursive calls.
8306 2009-07-02 Richard Guenther <rguenther@suse.de>
8308 * tree-ssa-live.c (remove_unused_locals): Do not remove
8310 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8311 of DECL_EXTERNAL for HEAP variables.
8312 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8313 HEAP variables. Do not adjust RESTRICT vars.
8314 (find_what_var_points_to): Nobody cares if something
8317 2009-07-02 Ben Elliston <bje@au.ibm.com>
8319 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8320 pc_low and pc_high declarations to the top of the function.
8322 2009-07-01 DJ Delorie <dj@redhat.com>
8324 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8326 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8327 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8328 unspecified accesses to control registers.
8329 * config/mep/intrinsics.md: Regenerate.
8330 * config/mep/intrinsics.h: Regenerate.
8331 * config/mep/mep-intrin.h: Regenerate.
8333 2009-07-01 Anthony Green <green@moxielogic.com>
8335 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8336 instruction when possible.
8337 (moxie_expand_prologue): Ditto. Also, save an instruction and
8338 some complexity by popping off of $r12 instead of $sp.
8339 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8342 2009-07-01 Richard Henderson <rth@redhat.com>
8345 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8346 contained no insns, reposition note before last insn.
8348 2009-07-01 Richard Henderson <rth@redhat.com>
8351 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8352 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8354 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8357 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8358 darwin9 for printing reg addresses with %y.
8360 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8362 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8363 truncation from operands in binary operations.
8365 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8368 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8369 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8370 subreg of op0 to the original op0.
8372 * expmed.c (store_bit_field_1): Use a temporary as the destination
8373 instead of a paradoxical subreg when we need to truncate the result.
8375 2009-07-01 DJ Delorie <dj@redhat.com>
8377 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8378 names to VLIW variants.
8379 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8380 * config/mep/intrinsics.md: Regenerate.
8381 * config/mep/intrinsics.h: Regenerate.
8382 * config/mep/mep-intrin.h: Regenerate.
8384 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8387 * jump.c (returnjump_p): Revert last patch.
8388 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8390 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8393 * pa.md (casesi32p): Use jump table label to determine the offset
8395 (casesi64p): Likewise.
8397 * pa.c (forward_branch_p): Return bool type. Use instruction
8398 addresses when available. Assert that INSN has a jump label.
8399 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8402 2009-07-01 Richard Guenther <rguenther@suse.de>
8404 PR tree-optimization/19831
8405 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8406 that only act as barriers do not make any previous stores necessary.
8407 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8408 HEAP variables global, do not add a constraint from nonlocal.
8409 (find_func_aliases): Handle escapes through return statements.
8410 (compute_points_to_sets): Make escaped HEAP variables global.
8412 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8415 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8416 after reducing a DImode cstore to SImode.
8418 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8420 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8421 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8423 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8425 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8426 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8428 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8429 and umod_optab if TARGET_BSD_DIVMOD.
8430 * config/vax/lib1funcs.asm: New file.
8431 * config/vax/t-linux: New file.
8432 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8434 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8437 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8438 to type arguments that have void type.
8441 * dwarf2out.c (gen_formal_parameter_die): Call
8442 equate_decl_number_to_die if node is different from origin.
8444 2009-06-30 Anthony Green <green@moxielogic.com>
8446 Clean up moxie port for --enable-build-with-cxx.
8447 * config/moxie/moxie.c (moxie_function_value): First two
8448 parameters are const_tree, not tree.
8449 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8450 (REG_CLASS_NAMES): Ditto.
8451 (REGNO_REG_CLASS): Ditto.
8452 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8453 (moxie_function_value): Fix constyness of arguments.
8455 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8457 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8458 finalize_size_functions before further processing.
8459 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8460 (variable_size): Call self_referential_size on size expressions
8461 that contain a PLACEHOLDER_EXPR.
8462 (size_functions): New static variable.
8463 (copy_self_referential_tree_r): New static function.
8464 (self_referential_size): Likewise.
8465 (finalize_size_functions): New global function.
8466 * tree.c: Include tree-inline.h.
8467 (push_without_duplicates): New static function.
8468 (find_placeholder_in_expr): New global function.
8469 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8471 <tcc_expression>: Likewise.
8472 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8473 the call in the expression.
8474 * tree.h (finalize_size_functions): Declare.
8475 (find_placeholder_in_expr): Likewise.
8476 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8477 (substitute_placeholder_in_expr): Update comment.
8478 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8480 (copy_tree_body_r): Likewise.
8481 (copy_tree_body): New static function.
8482 (maybe_inline_call_in_expr): New global function.
8483 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8484 (maybe_inline_call_in_expr): Declare.
8485 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8486 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8489 2009-06-30 Richard Guenther <rguenther@suse.de>
8491 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8493 (propagate_necessity): Do not mark reaching defs of stores
8496 2009-06-30 Jan Hubicka <jh@suse.cz>
8498 * cfgloopanal.c (check_irred): Move into ...
8499 (mark_irreducible_loops): ... here; return true if ireducible
8501 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8502 (analyze_function): Try to prove loop finiteness.
8503 * cfgloop.h (mark_irreducible_loops): Update prototype.
8504 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8506 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8508 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8510 2009-06-30 Ira Rosen <irar@il.ibm.com>
8512 PR tree-optimization/40542
8513 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8516 2009-06-30 Martin Jambor <mjambor@suse.cz>
8518 PR tree-optimization/40582
8519 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8520 than useless_type_conversion_p.
8521 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8524 2009-06-30 Martin Jambor <mjambor@suse.cz>
8527 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8529 2009-06-30 Richard Guenther <rguenther@suse.de>
8531 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8532 use ao_ref references.
8533 (walk_aliased_vdefs): Likewise.
8534 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8535 * tree-ssa-dce.c (struct ref_data): Remove.
8536 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8537 (mark_aliased_reaching_defs_necessary): Adjust.
8538 (mark_all_reaching_defs_necessary_1): Likewise.
8540 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8543 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8544 (emit_store_flag_1): Extract from emit_store_flag, adjust
8545 calls to (what now is) emit_cstore.
8546 (emit_store_flag): Call emit_store_flag_1 and also use it
8547 for what used to be recursive calls.
8549 2009-06-30 Wei Guozhi <carrot@google.com>
8552 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8553 if the target bb post dominates from bb.
8554 * config/i386/i386.c (memory_address_length): Check existence of base
8555 register before using it.
8557 2009-06-30 Nick Clifton <nickc@redhat.com>
8558 DJ Delorie <dj@redhat.com>
8560 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8561 __FMOVD_ENABLED__ is defined.
8563 (TARGET_FMOVD): Provide a default definition.
8564 (MASK_FMOVD): Likewise.
8565 (TARGET_CPU_CPP_BUILTINS): Define
8566 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8567 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8568 two fmov instructions depending upon whether TARGET_FMOVD is
8570 (split for DF load from memory into register): Also handle
8571 MEMs which consist of REG+DISP addressing.
8572 (split for DF store from register to memory): Likewise.
8573 * config/sh/sh.opt (mfmovd): Remove this switch.
8574 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8575 * config/sh/sh.c (sh_override_options): Do not automatically
8576 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8577 that to the -mfmovd command line switch.
8579 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8581 (fldi_ok): Always allow.
8582 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8584 2009-06-29 DJ Delorie <dj@redhat.com>
8586 * doc/install.texi (mep-x-elf): Correct chip's full name.
8588 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8590 * doc/extend.texi: Fix typo.
8592 2009-06-29 Tom Tromey <tromey@redhat.com>
8595 * Makefile.in (DWARF2_H): New variable.
8597 (dwarf2out.o): Likewise.
8598 (dwarf2asm.o): Likewise.
8599 * config/i386/t-i386: Use DWARF2_H.
8600 * except.c: Include elf/dwarf2.h.
8601 * unwind-dw2.c: Include elf/dwarf2.h.
8602 * dwarf2out.c: Include elf/dwarf2.h.
8603 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8604 <dtprel>: New field.
8605 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8606 (size_of_loc_descr): Likewise.
8607 (output_loc_operands_raw): Likewise.
8608 (output_loc_operands): Handle new dtprel field.
8609 (loc_checksum): Update.
8610 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8611 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8612 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8613 * dwarf2asm.c: Include elf/dwarf2.h.
8614 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8615 * config/mmix/mmix.c: Include elf/dwarf2.h.
8616 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8617 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8618 * config/sh/sh.c: Include elf/dwarf2.h.
8619 * config/i386/i386.c: Include elf/dwarf2.h.
8621 2009-06-29 DJ Delorie <dj@redhat.com>
8623 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8625 * doc/extend.texi: Add MeP attributes and pragmas.
8626 * doc/invoke.text: Add MeP Options.
8627 * doc/contrib.texi: Add MeP contribution.
8628 * doc/md.texi: Add MeP constraints.
8629 * doc/install.texi: Add MeP target.
8631 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8633 * target.h (struct gcc_target): Add frame_pointer_required field.
8634 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8635 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8636 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8638 * reload1.c (update_eliminables): (Ditto.).
8639 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8640 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8641 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8643 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8645 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8646 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8647 (arm_frame_pointer_required): New function.
8649 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8650 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8651 (avr_frame_pointer_required_p): Declare as static.
8652 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8654 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8655 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8656 (bfin_frame_pointer_required): Make as static, change return type
8658 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8660 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8661 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8662 (cris_frame_pointer_required): New function.
8664 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8666 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8667 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8668 (fr30_frame_pointer_required): New function.
8670 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8671 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8672 (frv_frame_pointer_required): Make as static, change return type
8674 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8676 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8677 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8678 (ix86_frame_pointer_required): Make as static, change return type to
8680 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8682 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8683 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8685 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8687 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8689 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8691 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8692 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8693 (mips_frame_pointer_required): Make as static.
8694 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8696 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8697 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8698 (mmix_frame_pointer_required): Mew function.
8700 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8701 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8703 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8705 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8707 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8709 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8710 (CAN_ELIMINATE): Redefine.
8711 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8712 (sparc_frame_pointer_required): New function.
8713 (sparc_can_eliminate): New function.
8714 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8716 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8717 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8719 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8720 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8721 (xtensa_frame_pointer_required): Make as static, change return type
8723 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8726 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8728 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8729 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8730 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8731 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8732 (register_callback): Handle PLUGIN_START_UNIT.
8733 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8735 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8737 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8739 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8740 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8742 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8744 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8747 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8749 * doc/extend.texi (Additional Floating Types): __float128 is also
8750 supported on i386 targets.
8752 2009-06-29 Richard Guenther <rguenther@suse.de>
8755 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8757 (pt_solutions_same_restrict_base): Declare.
8758 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8760 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8761 (make_constraint_from, make_copy_constraint): Move earlier.
8762 (make_constraint_from_heapvar): New function.
8763 (make_constraint_from_restrict): Likewise.
8764 (handle_lhs_call): Use it.
8765 (find_func_aliases): Use it to track conversions to restrict
8767 (struct fieldoff): Add only_restrict_pointers flag.
8768 (push_fields_onto_fieldstack): Initialize it.
8769 (create_variable_info_for): Track global restrict qualified pointers.
8770 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8771 Track restrict qualified pointer arguments.
8772 (set_uids_in_ptset): Use varinfo is_global_var flag.
8773 (find_what_var_points_to): Set the vars_contains_restrict flag.
8774 Always create the points-to solution for sets including restrict tags.
8775 (pt_solutions_same_restrict_base): New function.
8776 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8777 qualified pointers use pt_solutions_same_restrict_base as
8778 additional source for disambiguation.
8780 2009-06-29 Richard Guenther <rguenther@suse.de>
8783 * alias.c (find_base_decl): Remove.
8784 (get_deref_alias_set_1): Remove restrict handling.
8785 * c-common.c (c_apply_type_quals_to_decl): Do not set
8786 DECL_POINTER_ALIAS_SET.
8787 * gimplify.c (find_single_pointer_decl_1): Remove.
8788 (find_single_pointer_decl): Likewise.
8789 (internal_get_tmp_var): Remove restrict handling.
8790 (gimple_regimplify_operands): Likewise.
8791 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8792 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8793 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8794 * tree.c (restrict_base_for_decl): Remove.
8795 (init_ttree): Do not allocate it.
8796 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8797 LABEL_DECL_UID for label decls.
8798 (copy_node_stat): Do not copy restrict information.
8799 (decl_restrict_base_lookup): Remove.
8800 (decl_restrict_base_insert): Likewise.
8801 (print_restrict_base_statistics): Likewise.
8802 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8803 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8804 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8805 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8806 (LABEL_DECL_UID): Adjust.
8807 (DECL_BASED_ON_RESTRICT_P): Remove.
8808 (DECL_GET_RESTRICT_BASE): Likewise.
8809 (SET_DECL_RESTRICT_BASE): Likewise.
8810 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8812 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8813 instead of DECL_POINTER_ALIAS_SET.
8814 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8815 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8816 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8818 2009-06-29 Richard Guenther <rguenther@suse.de>
8820 PR tree-optimization/40579
8821 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8822 the IL to simplify has constants that overflowed.
8824 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8826 PR tree-optimization/40550
8827 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8828 vector_compute_type only when the size of vector_compute_type is
8829 less than the size of type.
8831 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8833 * fold-const.c (contains_label_1): Fix comments.
8834 (contains_label_p): Do not walk trees multiple time.
8836 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8838 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8839 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8840 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8841 ix86_fp_comparison_operator.
8842 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8843 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8844 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8845 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8846 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8847 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8848 (related splits): Change predicate to ix86_fp_comparison_operator.
8849 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8850 instead of ix86_fp_comparison_codes.
8851 (ix86_trivial_fp_comparison_operator,
8852 ix86_fp_comparison_operator): New.
8853 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8854 (ix86_expand_compare): Eliminate last two parameters.
8855 (ix86_fp_jump_nontrivial_p): Kill.
8856 * config/i386/i386.c (put_condition_code): Eliminate call to
8857 ix86_fp_comparison_codes and subsequent assertion.
8858 (ix86_fp_comparison_codes): Eliminate.
8859 (ix86_fp_swap_condition): New.
8860 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8861 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8862 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8863 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8864 and ix86_fp_swap_condition.
8865 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8866 Use ix86_fp_comparison_strategy.
8867 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8868 (ix86_fp_jump_nontrivial_p): Eliminate.
8869 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8870 call to ix86_expand_compare.
8871 (ix86_split_fp_branch, ix86_expand_setcc,
8872 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8873 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8875 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8877 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8878 related to jump_clobbers.
8879 * config/arm/arm.md (conds): Remove jump_clob case.
8880 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8881 splits): Change comparison_operator to arm_comparison_operator.
8882 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8885 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8887 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8888 condition for floating point modes.
8889 * expmed.c (emit_store_flag_1): Move here a bigger part
8891 (emit_store_flag): Try swapping the condition for floating point
8893 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8895 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8897 * expr.c (expand_expr_real_1): Just use do_store_flag.
8898 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8899 emit_store_flag_force.
8900 * expmed.c (emit_store_flag_force): Copy here trick
8901 previously in expand_expr_real_1. Try reversing the comparison.
8902 (emit_store_flag_1): Work if target is NULL.
8903 (emit_store_flag): Work if target is NULL, using the result mode
8904 from the comparison. Use split_comparison, restructure final part
8905 to simplify conditionals.
8907 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8909 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8910 * dojump.c (do_jump): Change handling of floating-point
8911 ops to use just do_compare_and_jump.
8912 (split_comparison): New.
8913 (do_compare_rtx_and_jump): Add here logic coming previously
8914 in do_jump, using split_comparison.
8916 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8919 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8921 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8923 * tree-ssa-alias.c: Fix unintentional commit.
8925 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8927 * passes.c (execute_one_pass): Fix unintentional commit.
8929 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8931 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8932 (df_rd_local_compute, df_md_local_compute): Inline them.
8934 (df_md_scratch): New.
8935 (df_md_alloc, df_md_free): Allocate/free it.
8936 (df_md_local_compute): Only include live registers in init.
8937 (df_md_transfer_function): Prune the in-set computed by
8938 the confluence function, and the gen-set too.
8940 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8942 PR rtl-optimization/26854
8943 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8944 * df-problems.c (df_rd_add_problem): Fix comment.
8945 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8946 df_md_simulate_artificial_defs_at_top,
8947 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8948 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8949 df_md_transfer_function, df_md_init, df_md_confluence_0,
8950 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8951 problem_MD, df_md_add_problem): New.
8952 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8953 df_md_get_bb_info): New.
8954 (DF_LAST_PROBLEM_PLUS1): Adjust.
8956 * Makefile.in (fwprop.o): Include domwalk.h.
8957 * fwprop.c: Include domwalk.h.
8958 (reg_defs, reg_defs_stack): New.
8959 (bitmap_only_bit_between): Remove.
8960 (process_defs): New.
8961 (process_uses): Use reg_defs and local_md instead of
8962 bitmap_only_bit_between and local_rd.
8963 (single_def_use_enter_block): New, from build_single_def_use_links.
8964 (single_def_use_leave_block): New.
8965 (build_single_def_use_links): Remove code moved to
8966 single_def_use_enter_block, invoke domwalk.
8967 (use_killed_between): Adjust comment.
8969 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8971 * bitmap.h (bitmap_ior_and_into): New.
8972 * bitmap.c (bitmap_ior_and_into): New.
8974 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8976 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8977 before_dom_children_before_stmts and after_dom_children_after_stmts.
8978 Rename the two remaining callbacks to just before_dom_children and
8979 after_dom_children. Remove other GIMPLE statement walking bits.
8980 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8981 * graphite.c: Do not include domwalk.h.
8982 * tree-into-ssa.c (interesting_blocks): New global.
8983 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8984 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8985 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8986 now that they're not domwalk callbacks.
8987 (rewrite_initialize_block): Rename to...
8988 (rewrite_enter_block): ... this, place after called functions. Test
8989 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8990 (rewrite_finalize_block): Rename to...
8991 (rewrite_leave_block): ... this, place after called functions.
8992 (rewrite_update_init_block): Rename to...
8993 (rewrite_update_enter_block): ... this, place after called functions.
8994 Test interesting_blocks, call rewrite_update_stmt and
8995 rewrite_update_phi_arguments.
8996 (rewrite_update_fini_block): Rename to...
8997 (rewrite_leave_block): ... this, place after called functions.
8998 (rewrite_blocks): Remove last argument, simplify initialization of
9000 (mark_def_sites_initialize_block): Rename to...
9001 (mark_def_sites_block): ... this, call mark_def_sites.
9002 (mark_def_sites_blocks): Remove argument, simplify initialization of
9004 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9005 (update_ssa): Likewise.
9006 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9008 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9009 (dom_opt_initialize_block): Rename to...
9010 (dom_opt_enter_block): ... this, place after called functions. Walk
9011 statements here, inline propagate_to_outgoing_edges.
9012 (dom_opt_finalize_block): Rename to...
9013 (dom_opt_leave_block): ... this, place after called functions.
9014 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9016 (dse_enter_block, dse_record_phi): New.
9017 (dse_record_phis): Delete.
9018 (dse_finalize_block): Rename to...
9019 (dse_leave_block): ... this.
9020 (tree_ssa_dse): Simplify initialization of walk_data.
9021 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9022 Adjust initialization of walk_data.
9023 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9024 * tree-ssa-loop-phiopt.c (get_non_trapping):
9025 Adjust initialization of walk_data.
9026 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9027 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9028 it's not a domwalk callback.
9029 (uncprop_initialize_block): Rename to...
9030 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9031 (dse_finalize_block): Rename to...
9032 (dse_leave_block): ... this.
9033 (tree_ssa_uncprop): Simplify initialization of walk_data.
9034 * Makefile.in: Adjust dependencies.
9036 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9038 * arm.md (casesi): Fix test for Thumb1.
9039 (thumb1_casesi_internal_pic): Likewise.
9040 (thumb1_casesi_dispatch): Likewise.
9042 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9044 * config/arm/arm-cores.def: Added core cortex-m0.
9045 * config/arm/arm-tune.md: Regenerated.
9046 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9048 2009-06-26 DJ Delorie <dj@redhat.com>
9050 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9052 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9053 the scheduler doesn't tag jump insns.
9055 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9057 * c-decl.c (merge_decls): Re-indent.
9059 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9062 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9063 Special-case decimal float constants.
9065 2009-06-26 Richard Henderson <rth@redhat.com>
9067 * function.h (struct function): Add cannot_be_copied_reason,
9068 and cannot_be_copied_set.
9069 * tree-inline.c (has_label_address_in_static_1): Rename from
9070 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9071 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9072 don't set inline_forbidden_reason.
9073 (copy_forbidden): New function, split out of inline_forbidden_p.
9074 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9075 (inline_forbidden_p): Use copy_forbidden.
9076 (tree_versionable_function_p): Likewise.
9077 (inlinable_function_p): Merge into tree_inlinable_function_p.
9078 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9079 * ipa-cp.c (ipcp_versionable_function_p): New function.
9080 (ipcp_cloning_candidate_p): Use it.
9081 (ipcp_node_modifiable_p): Likewise.
9083 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9085 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9086 that is marked not to be inlined. Remove flag_mudflap use.
9087 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9088 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9090 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9093 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9094 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9096 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9098 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9100 (__mingwthr_remove_key_dtor): Likewise.
9102 2009-06-26 Richard Guenther <rguenther@suse.de>
9104 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9106 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9109 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9110 try the non-cond_exec path also.
9112 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9115 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9116 (output_cbranch): Use new functions.
9117 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9120 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9121 Pat Haugen <pthaugen@us.ibm.com>
9122 Revital Eres <ERES@il.ibm.com>
9124 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9125 for %c error. Add %x support to print VSX registers as a unified
9126 register set, instead of separate float and altivec registers.
9127 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9128 %y case, and add support for VSX pre-modify addresses.
9129 (output_toc): Add assert for CONST containing an integer constant
9131 (rs6000_adjust_cost): Add POWER7 support.
9132 (insn_must_be_first_in_group): Ditto.
9133 (insn_must_be_last_in_group): Ditto.
9134 (rs6000_emit_popcount): Ditto.
9135 (rs6000_vector_mode_supported_p): Ditto.
9137 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9138 Change some of the functions called by macros to being called
9139 through a pointer, so debug functions can be inserted if
9140 -mdebug=addr or -mdebug=cost.
9141 (rs6000_preferred_reload_class_ptr): Ditto.
9142 (rs6000_secondary_reload_class_ptr): Ditto.
9143 (rs6000_secondary_memory_needed_ptr): Ditto.
9144 (rs6000_cannot_change_mode_class_ptr): Ditto.
9145 (rs6000_secondary_reload_inner): Ditto.
9146 (rs6000_legitimize_reload_address): Ditto.
9147 (rs6000_legitimize_reload_address_ptr): Ditto.
9148 (rs6000_mode_dependent_address): Ditto.
9149 (rs6000_mode_dependent_address_ptr): Ditto.
9151 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9152 function to return true if the mode allows reg + integer
9154 (virtual_stack_registers_memory_p): New function to return true if
9155 the address refers to a virtual stack register.
9156 (rs6000_legitimate_offset_address_p): Move code to say whether a
9157 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9159 (rs6000_legitimate_address_p): Add checks for modes that only can
9160 do reg+reg addressing. Start adding VSX support.
9161 (rs6000_legitimize_reload_address): Ditto.
9162 (rs6000_legitimize_address): Ditto.
9163 (rs6000_debug_legitimate_address_p): New debug functions for
9164 -mdebug=addr and -mdebug=cost.
9165 (rs6000_debug_rtx_costs): Ditto.
9166 (rs6000_debug_address_costs): Ditto.
9167 (rs6000_debug_adjust_cost): Ditto.
9168 (rs6000_debug_legitimize_address): Ditto.
9169 (rs6000_legitimize_reload_address_ptr): Point to call normal
9170 function or debug function. Make functions called via pointer
9172 (rs6000_mode_dependent_address_ptr): Ditto.
9173 (rs6000_secondary_reload_class_ptr): Ditto.
9174 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9175 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9176 into a friendlier error.
9177 (rs6000_init_builtins): Add initial VSX support.
9178 (rs6000_adjust_cost): Fix some spacing issues.
9180 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9181 (REG_CLASS_NAMES): Ditto.
9182 (REG_CLASS_CONTENTS): Ditto.
9183 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9184 pointer, to add -mdebug=addr support.
9185 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9186 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9187 -mdebug=addr support.
9188 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9189 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9190 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9192 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9194 (bswapsi*): Set attribute types for load/store. Add combiner
9195 patterns to eliminate zero extend on 64-bit.
9196 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9197 stdbrx if the hardware supports those instructions.
9199 2009-06-25 Ian Lance Taylor <iant@google.com>
9201 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9202 (Link Options): Document -static-libstdc++.
9204 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9207 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9208 DATA_ALIGNMENT instead.
9210 2009-06-25 Richard Guenther <rguenther@suse.de>
9212 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9213 indirect references against the callused/escaped solutions.
9214 (call_may_clobber_ref_p_1): Likewise.
9216 2009-06-25 Martin Jambor <mjambor@suse.cz>
9218 PR tree-optimization/40493
9219 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9220 (enum unscalarized_data_handling): New type.
9221 (handle_unscalarized_data_in_subtree): Return what has been done.
9222 (load_assign_lhs_subreplacements): Handle left flushes differently.
9223 (sra_modify_assign): Use unscalarized_data_handling, simplified
9224 condition determining whether to remove the statement.
9226 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9228 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9229 excerpt - @ should be doubled for texinfo.
9231 2009-06-24 Ian Lance Taylor <iant@google.com>
9233 * config/arc/arc.c: Include "df.h".
9234 (arc_attribute_table): Make static. Move higher in file.
9235 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9236 (output_shift): Initialize n later to avoid warning.
9237 * config/arm/arm.c (arm_attribute_table): Make static. Move
9239 * config/avr/avr.c (avr_attribute_table): Make static. Move
9241 (reg_class_tab): Change array type from int to enum reg_class.
9242 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9244 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9245 (lshrhi3_out): Likewise.
9246 (class_likely_spilled_p): Change return type to bool.
9247 (avr_rtx_costs): Use local code variable with enum type.
9248 * config/avr/avr.md (movmemhi): Use add_reg_note.
9249 (andhi3, andsi3): Don't use AS2 with "and".
9250 (iorhi3, iorsi3): Don't use AS2 with "or".
9251 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9252 * config/crx/crx.c: Include "df.h".
9253 (crx_attribute_table): Make static.
9254 * config/m32r/m32r.c: Include "df.h".
9255 (m32r_attribute_table): Make static. Move higher in file.
9256 (pop): Use add_reg_note.
9257 (block_move_call): Change 0 to LCT_NORMAL in function call.
9258 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9259 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9260 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9261 declare, not just when TREE_CODE is defined.
9262 * config/m68hc11/m68hc11.c: Include "expr.h".
9263 (m68hc11_attribute_table): Make static. Move higher in file.
9264 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9266 (m68hc11_register_indirect_p): Likewise.
9267 (m68hc11_function_arg_padding): Change return type to enum
9269 (emit_move_after_reload): Use add_reg_note.
9270 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9271 (m68hc11_split_logical): Likewise.
9272 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9274 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9275 to VOIDmode in function call.
9276 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9278 (m68hc11_split_logical): Update declaration.
9279 (m68hc11_function_arg_padding): Update declaration.
9280 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9281 to array of enum reg_class.
9282 (mcore_attribute_table): Make static. Move higher in file.
9283 (mcore_rtx_costs): Add cast to enum type.
9284 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9285 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9286 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9288 * config/sh/predicates.md (trapping_target_operand): Rename and to
9290 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9292 * config/spu/spu.c (spu_attribute_table): Make static. Move
9294 * config/v850/v850.c (v850_attribute_table): Make static. Move
9296 (v850_rtx_costs): Use local code with enum type.
9297 (expand_epilogue): Add cast.
9298 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9300 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9303 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9304 -m2a-single-only and -m2a-nofpu.
9305 * config/sh/sh.opt: Document m2a generates FPU code.
9307 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9309 * defaults.h (CAN_ELIMINATE): Provide default.
9310 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9311 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9312 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9313 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9314 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9315 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9316 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9317 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9318 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9319 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9321 2009-06-24 DJ Delorie <dj@redhat.com>
9323 * mep-ext-cop.cpu: Fix copyright notice.
9324 * mep-default: Fix copyright notice.
9325 * mep-core: Fix copyright notice.
9326 * mep: Fix copyright notice.
9327 * mep-ivc2: Fix copyright notice.
9328 * mep-c5: Fix copyright notice.
9330 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9332 * doc/contrib.texi (Contributors):
9334 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9337 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9338 src and dst operands if necessary.
9340 2009-06-23 DJ Delorie <dj@redhat.com>
9343 * config.gcc: Add mep support.
9344 * recog.c: Resurrect validate_replace_rtx_subexp().
9345 * recog.h: Likewise.
9346 * config/mep/: Add new port:
9347 * config/mep/constraints.md: New file.
9348 * config/mep/default.h: New file.
9349 * config/mep/intrinsics.h: New file.
9350 * config/mep/intrinsics.md: New file.
9351 * config/mep/ivc2-template.h: New file.
9352 * config/mep/mep-c5.cpu: New file.
9353 * config/mep/mep-core.cpu: New file.
9354 * config/mep/mep-default.cpu: New file.
9355 * config/mep/mep-ext-cop.cpu: New file.
9356 * config/mep/mep-intrin.h: New file.
9357 * config/mep/mep-ivc2.cpu: New file.
9358 * config/mep/mep-lib1.asm: New file.
9359 * config/mep/mep-lib2.c: New file.
9360 * config/mep/mep-pragma.c: New file.
9361 * config/mep/mep-protos.h: New file.
9362 * config/mep/mep-tramp.c: New file.
9363 * config/mep/mep.c: New file.
9364 * config/mep/mep.cpu: New file.
9365 * config/mep/mep.h: New file.
9366 * config/mep/mep.md: New file.
9367 * config/mep/mep.opt: New file.
9368 * config/mep/predicates.md: New file.
9369 * config/mep/t-mep: New file.
9371 2009-06-23 Ian Lance Taylor <iant@google.com>
9373 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9374 from loose_warn into c_loose_warn and from strict_warn into
9375 c_strict_warn. Set and substitute warn_cxxflags. Check for
9376 --enable-build-with-cxx. Set and substitute
9377 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9378 * Makefile.in (CXXFLAGS): New variable.
9379 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9380 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9381 the default is the same as $(STRICT_WARN).
9382 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9383 (CXX): New variable.
9384 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9385 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9386 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9387 (HOST_LIBS): New variable.
9388 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9389 (ALL_CXXFLAGS): New variable.
9390 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9391 * doc/install.texi (Configuration): Document
9392 --enable-build-with-cxx, --with-stage1-ldflags,
9393 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9394 * configure: Rebuild.
9396 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9398 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9399 from previous commit.
9401 2009-06-23 Ian Lance Taylor <iant@google.com>
9403 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9405 2009-06-23 Ian Lance Taylor <iant@google.com>
9407 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9408 with ATTRIBUTE_UNUSED.
9410 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9411 Pat Haugen <pthaugen@us.ibm.com>
9412 Revital Eres <eres@il.ibm.com>
9414 * config.in (HAVE_AS_POPCNTD): Add default definition.
9415 (HAVE_AS_LWSYNC): Ditto.
9417 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9419 (gcc_cv_as_powerpc_cmpb): Ditto.
9420 (gcc_cv_as_powerpc_dfp): Ditto.
9421 (gcc_cv_as_powerpc_vsx): Ditto.
9422 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9423 supporting the popcntd/lwsync instructions.
9424 (gcc_cv_as_powerpc_lwsync): Ditto.
9425 * configure: Regenerate.
9427 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9428 -mcpu=native and -mcpu=power7.
9429 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9431 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9432 a variable instead of a mask to reduce the number of mask bits.
9433 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9434 (-mbit-word): Ditto.
9435 (-mregnames): Ditto.
9436 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9437 (-mfused-madd): Ditto.
9439 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9441 (-mvsx): New switch for VSX instructions.
9442 (-misel): Move from a variable to a mask to allow it to be set by
9445 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9446 function declaration to an array declaration.
9447 (rs6000_hard_regno_nregs): New external array declaration.
9449 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9450 files included by rs6000.md.
9452 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9453 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9455 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9457 (rs6000_debug_reg): New -mdebug= variables.
9458 (rs6000_debug_addr): Ditto.
9459 (rs6000_debug_cost): Ditto.
9460 (rs6000_pmode): New variable to hold Pmode.
9461 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9462 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9463 calculated at compiler start.
9464 (rs6000_hard_regno_nregs): Change function to an array which holds
9465 HARD_REGNO_NREGS calculated at compiler start.
9466 (rs6000_explicit_options): Delete isel field.
9467 (rs6000_vector_unit): New array to hold which vector unit
9468 supports arithmetic options for a given type.
9469 (rs6000_vector_mem): New array to hold which vector unit supports
9470 memory reference operations for a given type.
9471 (rs6000_vector_align): New array to given the alignment of each
9473 (power7_cost): New basic costs for power7.
9474 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9475 (rs6000_hard_regno_nregs_internal): New function, moved from
9476 HARD_REGNO_NREGS, to calculate the number of registers each hard
9477 register takes for each type.
9478 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9479 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9480 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9481 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9482 unit information here so it is calculated once at compiler startup
9484 (rs6000_override_options): Make -misel a target mask. Add more
9485 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9486 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9488 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9489 (rs6000_handle_option): Move -misel from variable to target mask.
9490 (rs6000_builtin_mask_for_load): Add VSX support.
9491 (rs6000_conditional_register_usage): Ditto.
9492 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9493 (function_arg_boundary): Ditto.
9494 (rs6000_expand_builtin): Ditto.
9495 (def_builtin): Make abort message a little friendlier.
9496 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9498 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9499 assembler support the popcntd instruction instead of a vsx
9500 instruction to enable power7 support.
9501 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9502 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9503 option to the assembler if -mcpu=native.
9504 (ASM_CPU_NATIVE_SPEC): Ditto.
9505 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9507 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9508 the lwsync instruction.
9509 (enum processor_type): Add PROCESSOR_POWER7.
9510 (rs6000_debug_reg): New -mdebug= options.
9511 (rs6000_debug_addr): Ditto.
9512 (rs6000_debug_cost): Ditto.
9513 (rs6000_isel): Delete.
9514 (enum rs6000_vector): New enum to say what vector unit we have.
9515 (VECTOR_UNIT_*): New macros to say which vector unit has
9516 arithmetic operations for a given type.
9517 (VECTOR_MEM_*): New macros to say which vector unit has memory
9518 operations for a given type.
9519 (TARGET_LDBRX): Whether the machine supports the ldbrx
9521 (TARGET_ISEL): Delete, -misel moved to be a mask.
9522 (TARGET_ISEL64): New macro for 64-bit isel support.
9523 (UNITS_PER_VSX_WORD): New macro.
9524 (POINTER_SIZE): Move to be an external variable, rather than
9525 calculating whether we are generating 32 ot 64-bit code.
9527 (STACK_BOUNDARY): Add VSX support.
9528 (LOCAL_ALIGNMENT): Ditto.
9529 (SLOW_UNALIGNED_ACCESS): Ditto.
9530 (VSX_REGNO_P): New macro for VSX support.
9531 (VFLOAT_REGNO_P): Ditto.
9532 (VINT_REGNO_P): Ditto.
9533 (VLOGICAL_REGNO_P): Ditto.
9534 (VSX_VECTOR_MODE): Ditto.
9535 (VSX_SCALAR_MODE): Ditto.
9537 (VSX_MOVE_MODE): Ditto.
9538 (VSX_REG_CLASS_P): Ditto.
9539 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9541 (UNITS_PER_SIMD_WORD): Add VSX support.
9542 (MODES_TIEABLE_P): Ditto.
9543 (STARTING_FRAME_OFFSET): Ditto.
9544 (STACK_DYNAMIC_OFFSET): Ditto.
9545 (EPILOGUE_USES): Ditto.
9546 (REGNO_REG_CLASS): Move to array lookup.
9547 (CLASS_MAX_NREGS): Ditto.
9548 (rs6000_vector_reg_class): Add declaration.
9549 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9550 overlap with the floating point and Altivec registers.
9552 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9554 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9555 give the appropriate asm switches if -mcpu=native.
9556 (host_detect_local_cpu): Add support for "asm".
9557 (host_detect_local_cpu): Follow GNU code guidelines for name.
9559 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9560 -mbit-word to a variable instead of being a target mask.
9562 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9563 emit the lwsync instruction instead of emitting the instruction as
9564 an integer constant.
9566 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9567 fixuns_trundfsi2, move expander into rs6000.md.
9569 * config/rs6000/rs6000.md (cpu): Add power7.
9570 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9571 (logical predicate patterns): Change the single instruction
9572 primitives that set CR0 to be fast_compare instead of compare.
9574 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9575 (popcntddi2): Ditto.
9576 (popcount<mode>): Ditto.
9577 (floating multiply/add insns): Name the floating point
9579 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9580 (isel_unsigned_<mode>): Ditto.
9581 (fixuns_trundfsi2): Move expander here from spe.md.
9582 (smindi3): Define if we have -misel on 64-bit systems.
9587 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9589 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9591 * config/avr/avr.c (avr_current_device): New variable.
9592 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9593 (avr_arch, mcu_type_s): Move to avr.h.
9594 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9595 default_data_section_start fields.
9596 (avr_arch): Moved from avr.c.
9597 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9598 library_name fields.
9599 (avr_current_device, avr_mcu_types, avr_arch_types,
9600 avr_device_to_arch, avr_device_to_data_start,
9601 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9602 (EXTRA_SPEC_FUNCTIONS): Define.
9603 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9604 options mapping. Use device_to_arch and device_to_data_start insted.
9605 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9606 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9607 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9608 * config/avr/driver-avr.c: New file.
9609 * config/avr/avr-devices.c: New file.
9611 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9613 * var-tracking.c (unshare_variable): Force initialized to
9614 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9615 (set_variable_part): Likewise.
9616 (struct variable_union_info): Remove pos_src field.
9617 (vui_vec, vui_allocated): New variables.
9618 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9619 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9620 == 1 use a simpler sorting algorithm. Compute pos field right
9621 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9622 Avoid quadratic comparison if !flag_var_tracking_uninit.
9623 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9624 unshare_variable unconditionally.
9625 (dataflow_set_different_2): Removed.
9626 (dataflow_set_different): Don't traverse second hash table.
9627 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9628 unconditionally to var_reg_set or var_mem_set.
9629 (emit_notes_in_bb): Likewise.
9630 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9632 (emit_note_insn_var_location): Don't set initialized to
9633 VAR_INIT_STATUS_INITIALIZED early.
9634 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9636 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9638 * tree-object-size.c (addr_object_size): Instead of checking
9639 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9640 are no FIELD_DECLs following it.
9642 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9644 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9645 order to match bswaps with signed source operands.
9647 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9649 * sdbout.c (sdbout_one_type): Fix braces in switch.
9651 2009-06-23 Richard Guenther <rguenther@suse.de>
9653 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9655 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9656 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9657 var_callused, callused_tree, var_storedanything, storedanything_tree,
9658 var_integer, integer_tree): Remove global variables.
9659 (new_var_info): Do not pass new id, append the new var to the
9660 global variable vector.
9661 (do_ds_constraint): Use is_global_var member of the variable-info.
9662 (new_scalar_tmp_constraint_exp): Adjust.
9663 (create_function_info_for): Likewise.
9664 (create_variable_info_for): Likewise.
9665 (find_what_var_points_to): Remove dead code.
9666 (init_base_vars): Simplify.
9667 (compute_points_to_sets): Adjust.
9669 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9671 * combine.c (try_combine): Dump information about the insns we're
9674 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9676 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9677 check when calling force_to_mode on TRUNCATE's operand.
9679 2009-06-22 Ian Lance Taylor <iant@google.com>
9681 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9683 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9685 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9687 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9689 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9690 override library linkage flags such as -static-libgcc or
9693 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9695 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9697 2009-06-22 Ian Lance Taylor <iant@google.com>
9699 * config/linux.opt: Put mglibc ahead of muclibc.
9701 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9702 for duplicate decls.
9704 2009-06-22 Matthias Klose <doko@ubuntu.com>
9706 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9708 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9711 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9712 instead of NULL if a parser error occurs.
9714 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9716 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9717 non-DWARF2_DEBUGGING_INFO version.
9719 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9721 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9722 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9724 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9725 (LIBGCC2_TF_CEXT): Define.
9728 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9731 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9733 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9735 * config/arm/arm.c (arm_override_options): Disable
9736 -mcaller-super-interworking and -mcallee-super-interworking.
9737 * doc/invoke.texi (ARM Options): Document this.
9739 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9741 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9742 * config/arm/constraints.md (j): New constraint for movw operands.
9743 (N): Remove thumb2 meaning.
9744 * config/arm/arm.md (*arm_movw): Delete.
9745 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9746 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9747 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9749 2009-06-22 Martin Jambor <mjambor@suse.cz>
9751 PR tree-optimization/40492
9752 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9753 build_ref_for_offset.
9755 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9757 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9758 JUMP_TABLE_DATA_P predicates where applicable.
9759 * auto-inc-dec.c: Ditto.
9760 * builtins.c: Ditto.
9761 * caller-save.c: Ditto.
9763 * cfgcleanup.c: Ditto.
9764 * cfglayout.c: Ditto.
9767 * combine-stack-adj.c: Ditto.
9773 * dwarf2asm.c: Ditto.
9774 * dwarf2out.c: Ditto.
9775 * emit-rtl.c: Ditto.
9781 * function.c: Ditto.
9784 * genpreds.c: Ditto.
9785 * genrecog.c: Ditto.
9787 * ira-costs.c: Ditto.
9788 * ira-lives.c: Ditto.
9791 * lower-subreg.c: Ditto.
9792 * modulo-sched.c: Ditto.
9794 * postreload.c: Ditto.
9795 * print-rtl.c: Ditto.
9804 * sched-vis.c: Ditto.
9806 * sel-sched-ir.c: Ditto.
9807 * simplify-rtx.c: Ditto.
9808 * targhooks.c: Ditto.
9809 * var-tracking.c: Ditto.
9810 * vmsdbgout.c: Ditto.
9812 2009-06-22 Matthias Klose <doko@ubuntu.com>
9814 * Makefile.in (install-plugin): Always use DESTDIR.
9816 2009-06-22 Olivier Hainque <hainque@adacore.com>
9818 * config/pa/pa.c (output_call): Don't optimize post call jumps
9819 into return address adjustments if the call may throw.
9821 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9823 * arm.c (thumb1_output_casesi): New function.
9824 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9825 optimizing for size or PIC.
9826 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9827 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9828 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9829 (thumb1_casesi_internal_pic): New expand rule.
9830 (thumb1_casesi_dispatch): New pattern.
9831 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9833 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9834 in the text seciton when PIC or optimizing for size.
9835 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9836 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9837 preservation properties of code.
9838 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9839 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9840 (__gnu_thumb1_case_si): New function.
9841 * t-arm (LIB1ASMSRC): Define here.
9842 (LIB1ASMFUNCS): Add some common functions.
9843 * t-arm-elf (LIB1ASMSRC): Delete.
9844 (LIB1ASMFUNCS): Append to existing set.
9845 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9846 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9847 * t-symbian (LIB1ASMFUNCS): Likewise.
9848 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9849 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9851 2009-06-21 Richard Guenther <rguenther@suse.de>
9853 PR tree-optimization/38729
9854 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9855 to loops with a single exit if -fno-expensive-optimizations.
9857 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9859 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9860 (dataflow_set): Change vars type from htab_t to shared_hash.
9861 (shared_hash_pool, empty_shared_hash): New variables.
9862 (vars_clear): Removed.
9863 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9864 shared_hash_find_slot_unshare, shared_hash_find_slot,
9865 shared_hash_find_slot_noinsert, shared_hash_find): New
9867 (shared_hash_unshare, shared_hash_destroy): New functions.
9868 (unshare_variable): Unshare set->vars if shared, use
9870 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9871 (get_init_value, find_src_set_src, dump_dataflow_set,
9872 clobber_variable_part, emit_notes_for_differences): Use
9874 (dataflow_set_init): Remove second argument, set vars to
9875 empty_shared_hash instead of creating a new htab.
9876 (dataflow_set_clear): Call shared_hash_destroy and set vars
9877 to empty_shared_hash instead of calling vars_clear.
9878 (dataflow_set_copy): Don't call vars_copy, instead just share
9879 the src htab with dst.
9880 (variable_union): Use shared_hash_*, use initially NO_INSERT
9881 lookup if set->vars is shared. Don't keep slot cleared before
9882 calling unshare_variable. Unshare set->vars if needed.
9883 Even ->refcount == 1 vars must be unshared if set->vars is shared
9884 and var needs to be modified.
9885 (variable_canonicalize): New function.
9886 (dataflow_set_union): If dst->vars is empty, just share src->vars
9887 with dst->vars and traverse with variable_canonicalize to canonicalize
9888 and unshare what is needed.
9889 (dataflow_set_different): If old_set and new_set use the same shared
9890 htab, they aren't different. If number of htab elements is different,
9891 htabs are different. Use shared_hash_*.
9892 (dataflow_set_destroy): Call shared_hash_destroy instead of
9894 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9895 second argument to dataflow_set_init.
9896 (vt_initialize): Likewise. Initialize shared_hash_pool and
9897 empty_shared_hash, move bb in/out initialization afterwards.
9898 Use variable_htab_free instead of NULL as changed_variables del hook.
9899 (variable_was_changed): Change type of second argument to pointer to
9900 dataflow_set. When inserting var into changed_variables, bump
9901 refcount. Unshare set->vars if set is shared htab and slot needs to
9903 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9904 lookup if set->vars is shared. Unshare set->vars if needed.
9905 Even ->refcount == 1 vars must be unshared if set->vars is shared
9906 and var needs to be modified. Adjust variable_was_changed caller.
9907 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9908 vars must be unshared if set->vars is shared and var needs to be
9909 modified. Adjust variable_was_changed caller.
9910 (emit_note_insn_var_location): Don't pool_free var.
9911 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9913 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9914 free_alloc_pool on shared_hash_pool.
9916 2009-06-20 Anthony Green <green@moxielogic.com>
9918 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9919 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9921 2009-06-20 Richard Guenther <rguenther@suse.de>
9923 * tree-ssa-structalias.c (find_func_aliases): For memset use
9924 a constraint from NULL if we memset to zero.
9925 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9926 we explicitly handle that do not read from memory.
9927 (call_may_clobber_ref_p_1): Properly handle builtins that may
9930 2009-06-20 Richard Guenther <rguenther@suse.de>
9932 PR tree-optimization/40495
9933 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9934 (new_scalar_tmp_constraint_exp): New function.
9935 (process_constraint): Do not create temporary decls.
9936 (process_all_all_constraints): Likewise.
9937 (handle_const_call): Likewise.
9938 (create_function_info_for): Do not set decl.
9940 2009-06-19 Ian Lance Taylor <iant@google.com>
9942 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9943 (rs6000_attribute_table): Make static; move before use.
9945 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9947 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9948 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9949 Propagate the TREE_READONLY flag without overwriting it.
9950 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9951 Propagate the TREE_READONLY flag onto the result.
9952 (process_call_operands): Move around. Use correct constant value.
9954 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9957 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9958 * config/arm/arm.md: Likewise.
9960 2009-06-19 Ian Lance Taylor <iant@google.com>
9962 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9963 to GIMPLE_ERROR_MARK.
9965 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9966 op2_original_type parameters. Warn about using different enum types.
9967 * c-parser.c (c_parser_conditional_expression): Pass original
9968 types to build_conditional_expr.
9969 * c-tree.h (build_conditional_expr): Update declaration.
9971 2009-06-19 Ian Lance Taylor <iant@google.com>
9973 * config/i386/i386.c (ix86_function_specific_save): Test that
9974 fields match values, rather than testing the values are in a
9977 2009-06-19 Richard Guenther <rguenther@suse.de>
9979 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9981 (ptr_derefs_may_alias_p): Likewise.
9982 (ptr_deref_may_alias_ref_p_1): New function.
9983 (ptr_deref_may_alias_ref_p): Likewise.
9984 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9985 covered by looking at the ESCAPED solution.
9986 (call_may_clobber_ref_p_1): Likewise.
9987 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9988 Handle NULL_TREE offset. Do not produce redundant constraints.
9989 (process_all_all_constraints): New helper function.
9990 (do_structure_copy): Use it.
9991 (handle_lhs_call): Likewise.
9992 (find_func_aliases): Handle some builtins with pointer arguments
9993 and/or return values explicitly.
9995 2009-06-19 Ian Lance Taylor <iant@google.com>
9997 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9999 2009-06-19 Ian Lance Taylor <iant@google.com>
10001 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10003 2009-06-19 Ian Lance Taylor <iant@google.com>
10005 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10006 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10009 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10010 uninitialized const.
10012 2009-06-19 Ian Lance Taylor <iant@google.com>
10014 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10017 * c-decl.c (in_struct, struct_types): Remove.
10018 (struct c_binding): Add in_struct field.
10019 (c_binding_ptr): Define type, along with VEC.
10020 (struct c_struct_parse_info): Define.
10021 (struct_parse_info): New static variable.
10022 (bind): Initialize in_struct field.
10023 (start_struct): Remove enclosing_in_struct and
10024 enclosing_struct_types parameters. Add
10025 enclosing_struct_parse_info parameter. Change all callers. Set
10026 struct_parse_info rather than in_struct and struct_types.
10027 (grokfield): If -Wc++-compat and there is a symbol binding for the
10028 field name, set the in_struct flag and push it on the
10029 struct_parse_info->fields vector.
10030 (warn_cxx_compat_finish_struct): New static function.
10031 (finish_struct): Remove enclosing_in_struct and
10032 enclosing_struct_types parameters. Add
10033 enclosing_struct_parse_info parameter. Change all callers. Don't
10034 set C_TYPE_DEFINED_IN_STRUCT here. Call
10035 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10036 parameter. Only push on struct_types if warn_cxx_compat.
10037 (finish_enum): Only push on struct_types if warn_cxx_compat.
10038 (declspecs_add_type): Add loc parameter. Change all callers.
10039 Change all error calls to error_at. Pass loc, not input_location,
10040 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10041 defined in a struct. If -Wc++-compat and parsing a struct, record
10042 that a typedef name was used.
10043 * c-parser.c (c_parser_declspecs): Get location to pass to
10044 declspecs_add_type.
10045 (c_parser_struct_or_union_specifier): Update calls to start_struct
10047 * c-tree.h (struct c_struct_parse_info): Declare.
10048 (finish_struct, start_struct): Update declarations.
10049 (declspecs_add_type): Update declaration.
10051 2009-06-19 Ian Lance Taylor <iant@google.com>
10053 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10054 variable with an anonymous type.
10056 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10058 * see.c: Remove for real.
10060 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10062 * optabs.h (enum optab_index): Add new OTI_significand.
10063 (significand_optab): Define corresponding macro.
10064 * optabs.c (init_optabs): Initialize significand_optab.
10065 * genopinit.c (optabs): Implement significand_optab using
10066 significand?f2 patterns.
10067 * builtins.c (expand_builtin_mathfn): Handle
10068 BUILT_IN_SIGNIFICAND{,F,L}.
10069 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10070 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10072 * config/i386/i386.md (significandxf2, significand<mode>2): New
10073 expanders to implement significandf, significand and significandl
10074 built-ins as inline x87 intrinsics.
10076 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10078 * config/avr/avr.c (avr_override_options): Remove setting value of
10079 PARAM_INLINE_CALL_COST.
10081 2009-06-18 Richard Henderson <rth@redhat.com>
10084 * tree-pass.h (TDF_ASMNAME): New.
10085 * tree-dump.c (dump_options): Add asmname.
10086 * doc/invoke.texi: Document it.
10088 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10089 (dump_decl_name): ...here.
10090 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10091 (dump_generic_node): Update dump_function_name calls.
10092 (print_call_name): New flags arg; update all dump calls.
10093 * diagnostic.h (print_call_name): Update.
10094 * gimple-pretty-print.c (dump_gimple_call): Update.
10096 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10099 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10101 2009-06-18 Diego Novillo <dnovillo@google.com>
10103 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10104 * plugin.c (str_license): Declare.
10105 (try_init_one_plugin): Assert that the symbol
10106 'plugin_is_GPL_compatible' exists.
10108 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10111 * Makefile.in (OBJS-common): Remove see.o.
10113 * common.opt (fsee): Mark as preserved for backward compatibility.
10114 * opts.c (common_handle_option): Add OPT_fsee to the backward
10115 compatibility section.
10116 * passes.c (init_optimization_passes, pass_see): Remove pass.
10117 * timevar.def (TV_SEE): Remove.
10118 * tree-pass.h (pass_see): Remove declaration.
10119 * doc/invoke.texi (-fsee): Remove documentation.
10121 2009-06-18 Martin Jambor <mjambor@suse.cz>
10123 * tree-sra.c: Include statistics.h
10124 (sra_stats): New variable.
10125 (sra_initialize): Clear sra_stats.
10126 (create_access_replacement): Increment sra_stats.replacements.
10127 (get_access_replacement): Do not return twice.
10128 (analyze_all_variable_accesses): Increment statistics counter by the
10129 number of scalarized aggregates.
10130 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10131 (sra_modify_expr): Increment sra_stats.exprs.
10132 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10133 (sra_modify_assign): Increment sra_stats.exprs,
10134 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10135 (perform_intra_sra): Update statistics counters.
10136 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10138 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10140 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10141 (arm_scalar_mode_supported_p): New function.
10143 2009-06-18 Paul Brook <paul@codesourcery.com>
10144 Sandra Loosemore <sandra@codesourcery.com>
10146 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10147 (__extendhfsf2, __truncsfhf2): Define.
10148 * config/arm/fp16.c: New file.
10149 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10150 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10152 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10154 * doc/extend.texi (Half-Precision): New section.
10155 * doc/invoke.texi (Option Summary): List -mfp16-format.
10156 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10157 * config/arm/arm.opt (mfp16-format=): New.
10158 * config/arm/arm.c: Include intl.h.
10159 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10160 (TARGET_INVALID_RETURN_TYPE): Redefine.
10161 (TARGET_PROMOTED_TYPE): Redefine.
10162 (TARGET_CONVERT_TO_TYPE): Redefine.
10163 (arm_fp16_format): Define.
10164 (all_fpus): Add entry for neon-fp16.
10165 (fp_model_for_fpu): Likewise.
10166 (struct fp16_format): Declare.
10167 (all_fp16_formats): Define.
10168 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10170 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10172 (arm_legitimate_index_p): Treat HFmode like HImode.
10173 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10174 (coproc_secondary_reload_class): Special-case HFmode.
10175 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10176 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10177 (arm_init_fp16_builtins): New.
10178 (arm_init_builtins): Call it.
10179 (arm_invalid_parameter_type): New.
10180 (arm_invalid_return_type): New.
10181 (arm_promoted_type): New.
10182 (arm_convert_to_type).
10183 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10185 (arm_emit_fp16_const): New function.
10186 (arm_mangle_type): Mangle __fp16 as "Dh".
10187 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10189 (TARGET_NEON_FP16): New.
10190 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10191 (enum fputype): Add FPUTYPE_NEON_FP16.
10192 (enum arm_fp16_format_type): Declare.
10193 (arm_fp16_format): Declare.
10194 (LARGEST_EXPONENT_IS_NORMAL): Define.
10195 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10196 * config/arm/arm-modes.def (HFmode): Define.
10197 * config/arm/vfp.md: (*movhf_vfp): New.
10198 (extendhfsf2): New.
10200 * config/arm/arm.md: (fpu): Add neon_fp16.
10201 (floatsihf2, floatdihf2): New.
10202 (fix_trunchfsi2, fix_trunchfdi2): New.
10204 (extendhfdf2): New.
10206 (*arm32_movhf): New.
10207 (*thumb1_movhf): New.
10208 (consttable_2): Add check for HFmode constants.
10209 (consttable_4): Handle HFmode constants.
10211 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10213 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10215 2009-06-17 Olivier Hainque <hainque@adacore.com>
10217 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10218 const char ** conversion in AIX specific section.
10220 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10222 * config/i386/i386.c (ix86_special_builtin_type): Remove
10223 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10224 (bdesc_special_args): Updated.
10225 (ix86_init_mmx_sse_builtins): Likewise.
10226 (ix86_expand_special_args_builtin): Likewise.
10228 2009-06-17 Richard Henderson <rth@redhat.com>
10230 * tree-pretty-print.c (maybe_dump_asm_name): New.
10231 (dump_decl_name): Use it.
10232 (PRINT_FUNCTION_NAME): Merge into...
10233 (dump_function_name): ... here. Use maybe_dump_asm_name.
10235 2009-06-17 Cary Coutant <ccoutant@google.com>
10237 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10239 * debug.c (struct gcc_debug_hooks): Change placeholder for
10241 (debug_nothing_int_charstar_int): Replaced by...
10242 (debug_nothing_int_charstar_int_bool): ...this.
10243 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10244 source_line prototype.
10245 (debug_nothing_int_charstar_int): Replaced by...
10246 (debug_nothing_int_charstar_int_bool): ...this.
10247 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10248 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10249 Output is_stmt operand when necessary.
10250 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10251 (notice_source_line): Add is_stmt parameter.
10252 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10253 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10255 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10256 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10258 2009-06-17 Ian Lance Taylor <iant@google.com>
10260 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10262 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10265 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10267 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10268 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10269 tree_strip_sign_nop_conversions and
10270 tree_ssa_strip_useless_type_conversions rather than stripping
10271 the operations here.
10272 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10274 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10275 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10276 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10277 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10280 2009-06-17 Michael Eager <eager@eagercon.com>
10282 * config/rs6000/constraints.md (register_constraint "d"): New.
10283 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10284 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10285 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10286 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10287 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10288 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10289 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10290 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10291 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10292 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10294 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10295 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10296 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10297 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10298 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10299 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10300 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10301 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10302 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10303 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10304 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10305 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10306 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10307 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10309 2009-06-16 Ian Lance Taylor <iant@google.com>
10311 * profile.c (total_num_never_executed): Don't define.
10312 (compute_branch_probabilities): Don't count or print
10313 num_never_executed.
10314 (init_branch_prob): Don't set total_num_never_executed.
10315 (end_branch_prob): Don't print total_num_never_executed.
10317 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10319 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10321 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10323 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10324 (nabstd2_fpr): Same.
10326 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10328 * expr.c (expand_assignment): Change complex type check.
10330 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10332 * doc/plugins.texi (Building GCC plugins): Added new section.
10334 2009-06-17 Ian Lance Taylor <iant@google.com>
10336 * c-pch.c (get_ident): Don't set size of templ array.
10337 (pch_init): Don't set size of partial_pch array.
10339 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10340 string constant to intialize an array whose size is the length of
10343 2009-06-17 Richard Guenther <rguenther@suse.de>
10345 PR tree-optimization/40389
10346 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10347 to addressable types.
10348 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10350 2009-06-17 Richard Guenther <rguenther@suse.de>
10352 PR middle-end/40460
10353 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10354 if there is no evolution of left in the loop bail out.
10355 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10356 chrec_fold_multiply.
10358 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10359 Janis Johnson <janis187@us.ibm.com>
10362 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10363 for the symbol ref of a constant that is the source of a move
10364 - nor for any other not-obvious-label-ref constants.
10366 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10368 * plugin.c (position_pass): Skip newly inserted pass during list
10369 traversal to avoid repeated insertion.
10371 2009-06-16 Ian Lance Taylor <iant@google.com>
10373 * vec.h (VEC_stack_alloc): Define different version if
10374 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10375 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10376 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10377 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10379 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10381 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10383 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10384 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10385 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10386 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10387 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10388 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10389 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10390 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10391 __builtin_ia32_rdtscp.
10392 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10393 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10394 and __builtin_ia32_rorhi.
10395 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10396 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10397 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10398 (ix86_expand_args_builtin): Likewise.
10399 (ix86_expand_special_args_builtin): Likewise.
10401 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10402 (UNSPECV_RDTSC): Likewise.
10403 (UNSPECV_RDPMC): Likewise.
10404 (*bsr): Renamed to ...
10406 (*bsr_rex64): Renamed to ...
10409 (*rdpmc): Likewise.
10410 (*rdpmc_rex64): Likewise.
10412 (*rdtsc): Likewise.
10413 (*rdtsc_rex64): Likewise.
10414 (rdtscp): Likewise.
10415 (*rdtscp): Likewise.
10416 (*rdtscp_rex64): Likewise.
10418 * config/i386/ia32intrin.h: New.
10420 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10422 2009-06-16 Ian Lance Taylor <iant@google.com>
10424 * ira-build.c (copy_info_to_removed_store_destinations):
10425 Initialize parent_a.
10427 2009-06-16 Ian Lance Taylor <iant@google.com>
10429 * c-decl.c (grokdeclarator): Change size_varies to bool.
10431 2009-06-16 Ian Lance Taylor <iant@google.com>
10433 * sel-sched.c: Make forward declarations of move_op_hooks and
10434 fur_hooks explicitly extern.
10436 2009-06-16 Ian Lance Taylor <iant@google.com>
10438 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10439 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10441 2009-06-16 Ian Lance Taylor <iant@google.com>
10443 * resource.c (mark_referenced_resources): Change
10444 include_delayed_effects parameter to bool. Change all callers.
10445 (mark_end_of_function_resources): Likewise.
10446 * reorg.c (insn_references_resource_p): Likewise.
10447 (insn_sets_resource_p): Likewise.
10448 * resource.h (mark_referenced_resources): Update declaration.
10449 (mark_end_of_function_resources): Update declaration.
10451 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10453 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10455 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10457 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10458 GCC can bootstrap on AIX with GNU Binutils 2.20.
10460 2009-06-16 Ian Lance Taylor <iant@google.com>
10462 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10464 2009-06-16 Ian Lance Taylor <iant@google.com>
10466 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10467 inline, not extern inline.
10468 (exact_log2): Likewise.
10469 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10471 (exact_log2): Likewise, but don't test CTZ_HWI.
10473 2009-06-16 Ian Lance Taylor <iant@google.com>
10475 * bitmap.c (bitmap_clear): Don't declare as inline.
10476 * gimple.c (gimplify_assign): Likewise.
10477 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10478 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10479 (sched_scan_info): Remove duplicate definition.
10481 2009-06-16 Ian Lance Taylor <iant@google.com>
10483 * c-common.c (skip_evaluation): Don't define.
10484 (c_inhibit_evaluation_warnings): Define global variable.
10485 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10486 than skip_evaluation.
10487 (convert_and_check, warn_for_div_by_zero): Likewise.
10488 * c-common.h (skip_evaluation): Don't declare.
10489 (c_inhibit_evaluation_warnings): Declare.
10490 * c-parser.c (c_parser_typeof_specifier): Set
10491 c_inhibit_evaluation_warnings rather than skip_evaluation.
10492 (c_parser_conditional_expression): Likewise.
10493 (c_parser_binary_expression): Likewise.
10494 (c_parser_sizeof_expression): Likewise.
10495 (c_parser_alignof_expression): Likewise.
10496 * c-typeck.c (build_indirect_ref): Check
10497 c_inhibit_evaluation_warnings rather than skip_evaluation.
10498 (build_conditional_expr, build_binary_op): Likewise.
10500 2009-06-16 Richard Guenther <rguenther@suse.de>
10502 * tree-ssa-alias.c (is_escape_site): Remove.
10503 * tree-ssa-alias.h (enum escape_type): Remove.
10504 (is_escape_site): Likewise.
10505 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10506 via casts and asms without deferring to is_escape_site.
10508 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10510 PR middle-end/40446
10511 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10512 use gen_lowpart if op0 has complex mode.
10514 2009-06-16 Richard Guenther <rguenther@suse.de>
10516 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10517 variables add them to ESCAPED.
10518 (find_func_aliases): Do not make all indirectly stored values escaped.
10520 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10522 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10523 make_decl_one_only.
10525 2009-06-16 Martin Jambor <mjambor@suse.cz>
10527 PR tree-optimization/40432
10528 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10529 check whether we need to force gimple register operand.
10531 2009-06-16 Martin Jambor <mjambor@suse.cz>
10533 PR tree-optimization/40413
10534 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10535 build_ref_for_offset.
10536 (propagate_subacesses_accross_link): Fix a typo in a comment.
10538 2009-06-16 Ira Rosen <irar@il.ibm.com>
10540 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10541 with additional parameter.
10542 * tree-vectorizer.h (enum vect_def_type): Add new value
10544 (enum vect_relevant): Add comments.
10545 (vect_is_simple_reduction): Add new argument.
10546 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10547 Detect nested cycles.
10548 (vect_is_simple_reduction): Update documentation, add an argument to
10549 distinguish inner-loop reduction from nested cycle, detect nested
10550 cycles, fix printings and indentation, don't swap operands in case
10552 (get_initial_def_for_reduction): Handle subtraction.
10553 (vect_create_epilog_for_reduction): Add new argument to specify
10554 reduction variable.
10555 (vect_finalize_reduction): Handle subtraction, fix comments.
10556 (vectorizable_reduction): Handle nested cycles. In case of nested
10557 cycle keep track of the reduction variable position. Call
10558 vect_is_simple_reduction with additional parameter. Use original
10559 statement code in reduction epilogue for nested cycle. Call
10560 vect_create_epilog_for_reduction with additional parameter.
10561 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10562 inner-loop vectorization.
10563 (vect_recog_widen_sum_pattern): Likewise.
10564 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10566 (vect_mark_stmts_to_be_vectorized): Likewise.
10567 (vect_get_vec_def_for_operand): Handle nested cycles.
10569 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10571 * doc/invoke.texi (Debugging Options): Fix option index entries
10572 for -fdump-statistics, -frandom-seed add entries for
10573 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10574 (FRV Options): Fix entries for -mTLS, -mtls.
10575 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10576 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10577 (M68hc1x Options): Fix @itemx for -mnominmax.
10578 (MCore Options): Fix entry for -mno-lsim.
10579 (MMIX Options): Fix entry for -mabi=mmixware.
10580 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10582 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10584 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10585 Mention the plugin mode of gengtype.
10586 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10587 * gengtype.c: Updated copyright.
10588 (plugin_files, nb_plugin_files) Added new static variables.
10589 (measure_input_list) Care about plugin_files.
10590 (write_rtx_next): Added early return in plugin mode.
10591 (create_file): Updated copyright year in generated file. Added
10593 (oprintf): Added early return if NULL outf.
10594 (get_output_file_with_visibility): Care of plugin_files.
10595 (get_output_file_name): May return null.
10596 (write_local): Added early return.
10597 (put_mangled_filename): Ditto.
10598 (finish_root_table): Added check for base_files.
10599 (write_roots): Care about null when plugins.
10600 (main): Added plugin mode.
10602 2009-06-15 Ian Lance Taylor <iant@google.com>
10604 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10605 * gcov.c (read_count_file): Add braces around variables declared
10608 * c.opt (Wjump-misses-init): New warning.
10609 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10610 -Wall and -Wc++-compat if not already set.
10611 (c_common_post_options): Clear warn_jump_misses_init if it was not
10613 * c-decl.c (struct c_binding): Change type field to a union with
10614 new label field. Make it the first field in the struct. Update
10615 references to type to use u.type instead.
10616 (struct c_spot_bindings): Define.
10617 (struct c_goto_bindings): Define.
10618 (c_goto_bindings_p): Define, along with VECs.
10619 (struct c_label_vars): Define.
10620 (struct c_scope): Add has_label_bindings field.
10621 (bind_label, set_spot_bindings): New static functions.
10622 (decl_jump_unsafe, update_spot_bindings): New static functions.
10623 (update_label_decls): New static function.
10624 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10625 Update binding u.label field to shadowed field.
10626 (c_binding_start_stmt_expr): New function.
10627 (c_binding_end_stmt_expr): New function.
10628 (pushdecl): Don't call c_begin_vm_scope.
10629 (make_label): Add defining and p_label_vars parameters. Change
10631 (lookup_label): Correct test for whether a label has not yet been
10632 defined. Call bind_label rather than bind.
10633 (warn_about_goto): New static function.
10634 (lookup_label_for_goto): New function.
10635 (declare_label): Call bind_label rather than bind.
10636 (check_earlier_gotos): New static function.
10637 (define_label): Don't give errors about jumping into statement
10638 expressions or scopes of variably modified types. Call
10639 set_spot_bindings and check_earlier_gotos. Call bind_label
10640 instead of bind. Don't set label_context_stack_se or
10641 label_context_stack_vm.
10642 (c_get_switch_bindings): New function.
10643 (c_release_switch_bindings): New function.
10644 (c_check_switch_jump_warnings): New function.
10645 (start_function): Don't set label_context_stack_se or
10646 label_context_stack_vm.
10647 (finish_function): Likewise.
10648 * c-typeck.c (label_context_stack_se): Don't define.
10649 (label_context_stack_vm): Don't define.
10650 (c_finish_goto_label): Call lookup_label_for_goto rather than
10651 lookup_label. Don't give errors about jumping into a statement
10652 expression or the scope of a variably modified type. Don't set
10653 label_context_stack_se or label_context_stack_vm.
10654 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10655 fields. Add bindings field.
10656 (c_start_case): Don't set deleted fields. Set bindings field.
10657 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10658 or blocked_vm. Call c_check_switch_jump_warnings.
10659 (c_finish_case): Don't test blocked_stmt_expr field. Call
10660 c_release_switch_bindings.
10661 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10662 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10663 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10664 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10665 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10666 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10667 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10668 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10669 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10670 (C_DECL_UNJUMPABLE_VM): Don't define.
10671 (C_DECL_UNDEFINABLE_VM): Don't define.
10672 (struct c_label_list): Don't define.
10673 (struct c_label_context_se): Don't define.
10674 (struct c_label_context_vm): Don't define.
10675 (struct c_spot_bindings): Declare.
10676 (c_bindings_start_stmt_expr): Declare.
10677 (c_bindings_end_stmt_expr): Declare.
10678 (lookup_label_for_goto): Declare.
10679 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10680 (c_check_switch_jump_warnings): Declare.
10681 (label_context_stack_se, label_context_stack_vm): Don't declare.
10682 (c_finish_goto_label): Update declaration.
10683 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10684 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10685 (Warning Options): Document -Wjump-misses-init.
10687 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10689 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10692 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10694 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10696 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10698 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10700 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10702 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10704 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10706 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10707 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10708 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10709 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10710 * dwarf2asm.c (dw2_force_const_mem): Update call to
10711 make_decl_one_only.
10712 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10713 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10714 * langhooks.c (lhd_comdat_group): Remove.
10715 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10716 * tree.h (DECL_COMDAT_GROUP): New.
10717 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10718 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10719 (make_decl_one_only): Change signature.
10720 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10721 make_decl_one_only.
10722 (make_decl_one_only): Change signature.
10723 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10725 2009-06-15 Richard Guenther <rguenther@suse.de>
10727 PR middle-end/40439
10728 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10730 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10732 * tree-ssa-math-opts.c: Remove extra divide.
10734 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10736 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10738 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10740 * passes.c: Add bswap pass.
10741 * tree-pass.h: Add pass_optimize_bswap declaration.
10742 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10743 Include rtl.h, expr.h and optabs.h for optab_handler check.
10744 (struct symbolic_number, pass_optimize_bswap): New definition.
10745 (do_shift_rotate, verify_symbolic_number_p): New functions.
10746 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10747 (gate_optimize_bswap): New function.
10748 * tree.c (widest_int_cst_value): New function.
10749 * tree.h (widest_int_cst_value): Prototype added.
10751 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10753 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10754 REG_EQUAL/REG_EQUIV notes.
10756 2009-06-14 Richard Guenther <rguenther@suse.de>
10758 PR middle-end/40389
10759 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10760 has its address taken if NRV was applied and it is addressable.
10761 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10762 function split out from ...
10763 (get_constraint_for_1): ... here.
10764 (handle_rhs_call): Use it to mark the return slot escaped if
10765 it is addressable and NRV was applied.
10767 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10769 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10770 Change first argument type to location_t.
10771 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10772 Do not set input_location.
10773 Use loc instead of input_location throughout.
10775 2009-06-13 Richard Guenther <rguenther@suse.de>
10777 PR tree-optimization/40421
10778 * tree-predcom.c (should_unroll_loop_p): Remove.
10779 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10781 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10783 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10784 Add location argument.
10786 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10788 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10790 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10791 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10792 * config/spu/spu-protos.h: Add location to
10793 spu_resolve_overloaded_builtin.
10794 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10795 spu_build_builtin_va_list.
10796 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10797 argument. Pass location to build_function_call_vec.
10798 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10800 (emit_fpu_switch): Same.
10801 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10802 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10803 to build_decl and create_artificial_label.
10804 (xtensa_gimplify_va_arg_expr): Same.
10805 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10806 (xstormy16_gimplify_va_arg_expr): Same.
10807 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10808 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10809 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10810 (mips16_build_function_stub): Same.
10811 (mips16_build_call_stub): Same.
10813 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10816 * arm/constraints.md (Pa, Pb): New constraints.
10817 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10818 split pattern to deal with them.
10820 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10822 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10823 fix index entry for -Xpreprocessor.
10825 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10827 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10828 Add location argument to build_decl call.
10829 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10830 (rs6000_init_builtins): Same.
10831 (spe_init_builtins): Same.
10832 (rs6000_gimplify_va_arg): Add location argument to
10833 create_artificial_label call.
10835 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10837 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10838 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10839 * Makefile.in: Fix GGC dependency for gcse.o.
10841 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10843 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10844 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10845 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10847 * c-parser.c (c_parser_binary_expression): Use current column while
10848 building binary operations.
10849 * common.opt (fshow-column): Enable by default.
10850 * tree-vrp.c (check_array_ref): Use warning_at.
10851 (check_array_bounds): Use location from call back if expr has no
10853 * tree.h: Add location argument to maybe_fold_*.
10854 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10855 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10856 (maybe_fold_offset_to_component_ref): Same.
10857 (maybe_fold_offset_to_reference): Same.
10858 (maybe_fold_offset_to_address): Same.
10859 (maybe_fold_stmt_indirect): Same.
10860 (maybe_fold_stmt_addition): Same.
10861 (fold_stmt_r): Pass location to maybe_fold_*.
10862 (fold_gimple_assign): Same.
10863 * c-tree.h: Add location argument to finish_decl,
10864 default_function_array_conversion, store_init_value.
10865 * c-decl.c (define_label): Use error_at.
10866 (c_make_fname_decl): Pass location to finish_decl.
10867 (finish_decl): New location argument.
10868 (build_compound_literal): Pass location to store_init_value.
10869 (grokdeclarator): Pass location to finish_decl.
10871 * c-typeck.c (array_to_pointer_conversion): New location argument.
10872 (function_to_pointer_conversion): Same.
10873 (default_function_array_conversion): Same.
10874 (parser_build_unary_op): Pass location to overflow_warning.
10875 (parser_build_binary_op): Same. Use warning_at.
10876 (build_unary_op): Pass location to array_to_pointer_conversion.
10877 (build_c_cast): Pass location to digest_init.
10878 (build_modify_expr): New location argument.
10879 (convert_for_assignment): Same.
10880 (store_init_value): Same.
10881 (digest_init): Same.
10882 (output_init_element): Pass location to digest_init and
10883 array_to_pointer_conversion.
10884 (c_finish_return): Pass location to convert_for_assignment.
10885 * gimplify.c (gimplify_conversion): Pass location to
10886 maybe_fold_offset_to_address.
10887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10888 to maybe_fold_stmt_addition.
10889 * c-omp.c (c_finish_omp_atomic): Pass new location to
10891 (c_finish_omp_for): Same.
10892 * c-common.c (overflow_warning): New argument.
10893 * c-common.h: New argument to build_modify_expr, overflow_warning.
10894 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10896 (c_parser_initializer): Pass location to
10897 default_function_array_conversion.
10898 (c_parser_initelt): Same.
10899 (c_parser_initval): Same.
10900 (c_parser_asm_operands): Same.
10901 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10902 (c_parser_conditional_expression): Same.
10903 (c_parser_binary_expression): Add location info to stack. Use it.
10904 (c_parser_unary_expression): Pass location to
10905 default_function_array_conversion, parser_build_unary_op,
10906 build_indirect_ref, c_parser_postfix_expression_after_primary.
10907 (c_parser_postfix_expression_after_primary): New location argument.
10909 (c_parser_expression_conv): Pass location to
10910 default_function_array_conversion.
10911 (c_parser_expr_list): Same.
10912 (c_parser_omp_atomic): Same.
10913 (c_parser_omp_for_loop): Same.
10914 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10915 (build_array_declarator): New argument.
10916 * c-decl.c (build_array_declarator): Add location argument.
10917 (grokdeclarator): Set id_loc for cdk_array.
10918 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10919 build_array_declarator.
10920 * tree.c (build_omp_clause): Add location argument.
10921 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10922 (OMP_CLAUSE_LOCATION): New macro.
10923 (struct tree_omp_clause): Add location field.
10924 (build_omp_clause): Add argument.
10925 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10926 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10928 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10929 (cp_parser_omp_clause_collapse): Same.
10930 (cp_parser_omp_clause_default): Same.
10931 (cp_parser_omp_clause_if): Same.
10932 (cp_parser_omp_clause_nowait): Same.
10933 (cp_parser_omp_clause_num_threads): Same.
10934 (cp_parser_omp_clause_ordered): Same.
10935 (cp_parser_omp_clause_schedule): Same.
10936 (cp_parser_omp_clause_untied): Same.
10937 (cp_parser_omp_for_loop): Same.
10938 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10939 * c-tree.h (c_start_case): Add location argument.
10940 (c_process_expr_stmt): Same.
10941 (c_finish_goto_*): Same.
10942 * tree-parloops.c (initialize_reductions): Pass location to
10944 (create_parallel_loop): Same.
10945 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10946 (gfc_trans_omp_reduction_list): Same.
10947 (gfc_trans_omp_clauses): Same.
10948 (gfc_trans_omp_do): Same.
10949 * c-typeck.c (c_finish_goto_label): Same.
10950 (c_finish_goto_ptr): New location argument.
10951 (c_start_case): Same.
10952 (emit_side_effect_warnings): Same.
10953 (c_process_expr_stmt): Same.
10954 (c_finish_stmt_expr): Same.
10955 (c_finish_omp_clauses): Use error_at instead of error.
10956 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10958 * c-omp.c (c_split_parallel_clauses): New location argument.
10959 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10960 to build_omp_clause.
10961 (convert_local_reference_stmt): Same.
10962 (convert_gimple_call): Same.
10963 * c-common.h (c_split_parallel_clauses): New argument.
10964 * c-parser.c (c_parser_statement_after_labels): Pass location to
10965 c_finish_goto_label.
10966 (c_parser_switch_statement): Pass location to c_start_case.
10967 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10968 and c_process_expr_stmt.
10969 (c_parser_omp_variable_list): Add location argument.
10970 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10971 (c_parser_omp_clause_default): Same.
10972 (c_parser_omp_clause_if): Same.
10973 (c_parser_omp_clause_num_threads): Same.
10974 (-c_parser_omp_clause_ordered): Same.
10975 (c_parser_omp_clause_reduction): Pass location to
10976 c_parser_omp_variable_list.
10977 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10978 (c_parser_omp_clause_untied): Same.
10979 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10980 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10982 * c-tree.h (check_for_loop_decls, undeclared_variable,
10983 build_component_ref, build_array_ref, build_external_ref,
10984 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10985 build_conditional_expr, build_compound_expr, c_cast_expr,
10986 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10987 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10989 * c-semantics.c (build_stmt): Same.
10990 (build_case_label): Same.
10991 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10992 (undeclared_variable): New argument.
10993 (make_label): Same.
10994 (lookup_label): Pass location on down.
10995 (define_label): Same.
10996 (finish_decl): Same.
10997 (build_compound_literal): Same.
10998 (finish_struct): Same.
10999 (finish_function): Do not set location here.
11000 (check_for_loop_decls): New argument.
11001 * tree.c (save_expr): Set location.
11002 (build_empty_stmt): New argument.
11003 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11004 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11005 * builtins.c (gimplify_va_arg_expr): Use locations.
11006 (expand_builtin_sync_operation): Same.
11007 * c-typeck.c (build_component_ref): New argument.
11008 (build_array_ref): Same.
11009 (build_external_ref): Same.
11010 (c_expr_sizeof_expr): Same.
11011 (c_expr_sizeof_type): Same.
11012 (parser_build_unary_op): Same.
11013 (build_conditional_expr): Same.
11014 (build_compound_expr): Pass location on down.
11015 (build_compound_expr): New argument.
11016 (build_c_cast): Same.
11017 (c_cast_expr): Same.
11018 (build_asm_expr): Same.
11019 (c_finish_return): Same.
11020 (c_process_expr_stmt): Pass location on down.
11021 (c_finish_stmt_expr): New argument.
11022 (push_clenaup): Same.
11023 (c_finish_omp_parallel): Same.
11024 (c_finish_omp_task): Same.
11025 * gimplify.c (gimplify_call_expr): Pass location on down.
11026 * c-omp.c (c_finish_omp_master): New argument.
11027 (c_finish_omp_critical): Same.
11028 (c_finish_omp_ordered): Same.
11029 (c_finish_omp_barrier): Same.
11030 (-c_finish_omp_taskwait): Same.
11031 (c_finish_omp_atomic): Same.
11032 (c_finish_omp_flush): Same.
11033 * tree-inline.c (copy_tree_body_r): Pass location on down.
11034 (inline_forbidden_p): Remove use of input_location.
11035 * c-gimplify.c (c_build_bind_expr): New argument.
11036 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11037 (c_sizeof_or_alignof_type): New argument.
11038 (c_alignof_expr): Same.
11039 (build_va_arg): Same.
11040 (c_add_case_label): Same.
11041 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11042 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11043 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11044 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11045 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11046 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11048 * stub-objc.c (objc_build_selector_expr): Same.
11049 (objc_build_throw_stmt): Same.
11050 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11051 (c_parser_initelt): Same.
11052 (c_parser_compound_statement): Same.
11053 (c_parser_compound_statement_nostart): Same.
11054 (c_parser_label): Same.
11055 (c_parser_statement_after_labels): Same.
11056 (c_parser_if_body): Same.
11057 (c_parser_else_body): Same.
11058 (c_parser_if_statement): Same.
11059 (c_parser_switch_statement): Same.
11060 (c_parser_while_statement): Same.
11061 (c_parser_do_statement): Same.
11062 (c_parser_for_statement): Same.
11063 (c_parser_asm_statement): Same.
11064 (c_parser_conditional_expression): Same.
11065 (c_parser_binary_expression): Same.
11066 (c_parser_cast_expression): Same.
11067 (c_parser_unary_expression): Same.
11068 (c_parser_sizeof_expression): Same.
11069 (c_parser_alignof_expression): Same.
11070 (c_parser_postfix_expression): Same.
11071 (c_parser_expression): Same.
11072 (c_parser_objc_receiver): Same.
11073 (c_parser_omp_variable_list): Same.
11074 (c_parser_omp_structured_block): Same.
11075 (c_parser_omp_atomic): New argument.
11076 (c_parser_omp_barrier): Same.
11077 (c_parser_omp_critical): Same.
11078 (c_parser_omp_flush): Pass location on down.
11079 (c_parser_omp_for_loop): New argument.
11080 (c_parser_omp_for): Same.
11081 (c_parser_omp_master): Same.
11082 (c_parser_omp_ordered): Same.
11083 (c_parser_omp_sections_scope): Same.
11084 (c_parser_omp_sections): Same.
11085 (c_parser_omp_parallel): Same.
11086 (c_parser_omp_single): Same.
11087 (c_parser_omp_task): Same.
11088 (c_parser_omp_taskwait): Pass location on down.
11089 (c_parser_omp_construct): Same.
11090 (c_parser_omp_threadprivate): Same.
11091 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11092 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11093 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11094 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11095 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11096 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11097 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11098 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11099 config/i386/i386.c, stmt.c:
11100 Add location argument to the following function definitions and/or
11101 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11102 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11103 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11104 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11105 do_case, c_finish_bc_stmt, build_compound_literal,
11106 build_function_call.
11107 * c-decl.c (build_compound_literal): Add location argument.
11108 Make all diagnostic calls use location.
11109 (start_struct): Same.
11110 (finish_struct): Same.
11111 (start_enum): Same.
11112 (build_enumerator): Same.
11113 (start_function): Same.
11114 (grokdeclarator): Make all diagnostic calls use location.
11115 (store_parm_decls_oldstyle): Same.
11116 * c-typeck.c (build_function_call): Add location argument.
11117 Make all diagnostic calls use location.
11119 (c_finish_bc_stmt): Same.
11120 * tree-nested.c (get_trampoline_type): Add argument.
11121 Pass location to build_decl.
11122 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11123 * rtl.h (RTL_LOCATION): New.
11124 * c-common.c (c_add_case_label): Add location argument.
11125 Make all diagnostic calls use location.
11126 * c-common.h: Add location argument to make_fname_decl, do_case,
11127 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11128 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11129 Set it appropriately for every case. Pass enum_loc to start_enum
11130 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11132 (c_parser_struct_or_union_specifier): Save location. Use it for
11133 start_struct, finish_struct, and parser_xref_tag.
11135 2009-06-12 Ian Lance Taylor <iant@google.com>
11137 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11139 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11140 cpp_opts->warn_cxx_operator_names.
11142 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11145 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11146 is returns NULL and OP is a VCE, look through the VCE.
11148 2009-06-12 Ian Lance Taylor <iant@google.com>
11151 * collect2.c (main): Use CONST_CAST2 in code inside #if
11152 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11154 2009-06-12 Joey Ye <joey.ye@intel.com>
11156 PR middle-end/39146
11157 * cfgexpand.c (get_decl_align_unit): Update
11158 max_used_stack_slot_alignment with align instead of
11159 stack_alignment_needed.
11161 * function.c (assign_stack_local_1): Update
11162 max_used_stack_slot_alignment with alignment_in_bits instead
11163 of stack_alignment_needed.
11164 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11167 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11169 * dwarf2out.c (last_var_location_insn): New variable.
11170 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11171 (dwarf2out_var_location): Don't record anything after last real
11172 insn. Only change labels if there were any real instructions
11173 in between last note and this one, or if changed sections.
11175 2009-06-11 Richard Henderson <rth@redhat.com>
11177 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11178 note when storing the frame pointer in a register.
11179 (FRP): Don't redefine to nothing for epilogue.
11180 (alpha_expand_epilogue): Mark register and sp restores.
11181 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11183 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11184 when gen_lowpart is needed.
11186 2009-06-11 Richard Henderson <rth@redhat.com>
11188 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11190 * dwarf2out.c (need_data_align_sf_opcode): New.
11191 (div_data_align): Move earlier.
11192 (def_cfa_1, reg_save): Use it.
11194 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11196 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11197 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11198 (ix86_handle_option): Handle OPT_mcrc32.
11199 (ix86_target_string): Add -mcrc32.
11200 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11202 * config/i386/i386.h (TARGET_CRC32): New.
11204 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11205 (sse4_2_crc32di): Likewise.
11207 * config/i386/i386.opt (mcrc32): New.
11209 * doc/invoke.texi: Document -mcrc32.
11211 2009-06-11 Richard Henderson <rth@redhat.com>
11213 * common.opt (gdwarf-): Accept a version number.
11214 * doc/invoke.texi (gdwarf-): Update docs.
11215 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11216 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11217 version level, and record it.
11219 * dwarf2.h (DW_CIE_VERSION): Remove.
11220 * dwarf2out.c (DWARF_VERSION): Remove.
11221 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11222 (output_call_frame_info): Use CIE version 3 for dwarf3,
11223 or if the return register column is out of range for version 1.
11224 (dwarf_stack_op_name): Add all dwarf3 values.
11225 (DEBUG_PUBTYPES_SECTION): New.
11226 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11227 encoding change for dwarf3.
11228 (output_die) [dw_val_class_die_ref]: Likewise.
11229 (output_compilation_unit_header): Emit correct version for dwarf3.
11230 (output_line_info): Likewise.
11231 (output_pubnames): Update for DWARF_VERSION removal.
11232 (output_aranges): Likewise.
11233 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11234 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11235 (dwarf2out_finish): Likewise.
11237 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11239 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11242 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11245 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11246 * builtins.c (expand_builtin_unreachable): New function.
11247 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11248 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11249 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11251 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11252 searching for missing barriers.
11254 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11256 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11257 when -fprofile-generate* was passed.
11258 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11260 2009-06-11 Anthony Green <green@moxielogic.com>
11262 * config/moxie/moxie.md: Define length attribute for all instructions.
11264 (*b<cond:code>): Support limited branch ranges for new PC-relative
11265 branch instructions.
11266 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11268 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11270 * config/i386/i386.c (min_insn_size): Use get_attr_length
11271 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11272 For __asm return 0.
11274 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11275 instead of emit_insn_before.
11277 2009-06-10 Ian Lance Taylor <iant@google.com>
11280 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11283 2009-06-10 Revital Eres <eres@il.ibm.com>
11285 * passes.c (init_optimization_passes): Reschedule
11286 predictive-commoning pass before complete unroll pass.
11288 2009-06-10 Martin Jambor <mjambor@suse.cz>
11290 * cgraph.c (cgraph_node_can_be_local_p): New function.
11291 (cgraph_make_node_local): New function.
11292 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11293 (cgraph_make_node_local): Declare.
11295 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11297 * tree.h (tree_base): Add packed_flag and user_align fields.
11298 Decrease size of spare field.
11299 (TYPE_USER_ALIGN): Use user_align from tree_base.
11300 (DECL_USER_ALIGN): Likewise.
11301 (TYPE_PACKED): Use packed_flag from tree_base.
11302 (DECL_PACKED): Likewise.
11303 (tree_type): Delete packed_flag and user_align fields. Widen
11304 precision field. Widen mode field and shuffle fields to align
11305 mode on an 8-bit boundary.
11306 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11307 Renumber decl_flag_* fields. Fix comments. Widen
11308 decl_common_unused field.
11309 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11310 (DECL_EXTERNAL): Likewise.
11311 (DECL_BIT_FIELD): Likewise.
11312 (DECL_NONADDRESSABLE_P): Likewise.
11313 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11314 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11316 2009-06-10 Ian Lance Taylor <iant@google.com>
11318 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11319 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11320 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11321 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11322 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11323 DEF_VEC_ALLOC_FUNC_P.
11324 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11325 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11326 DEF_VEC_ALLOC_FUNC_O.
11327 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11328 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11329 DEF_VEC_ALLOC_FUNC_I.
11330 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11331 (vec_stack_p_reserve_exact_1): Declare.
11332 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11333 (vec_stack_free): Declare.
11334 (VEC_stack_alloc): Define.
11335 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11336 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11337 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11338 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11340 (stack_vecs): New static variable.
11341 (vec_stack_p_reserve_exact_1): New function.
11342 (vec_stack_o_reserve_1): New static function.
11343 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11344 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11345 (vec_stack_free): New function.
11346 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11347 (VEC_df_ref_stack_alloc): Define.
11348 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11349 DEF_VEC_ALLOC_P_STACK.
11350 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11351 (struct df_collection_rec): Change _vec fields to VEC. Remove
11353 (df_free_collection_rec): Adjust for new fields.
11354 (df_insn_rescan): Use new df_collection_rec fields.
11355 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11356 (df_ref_create_structure, df_ref_record): Likewise.
11357 (df_get_conditional_uses, df_get_call_refs): Likewise.
11358 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11359 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11360 (df_record_exit_block_uses, df_bb_verify): Likewise.
11361 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11362 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11363 Remove count parameter. Change return type to void. Change all
11365 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11366 Remove count parameter. Change return type to void. Change all
11368 (df_install_refs): Change old_vec parameter to VEC. Remove count
11369 parameter. Change all callers.
11370 (df_install_mws): Change old_vec parameter to VEC. Remove count
11371 parameter. Change all callers.
11372 (df_refs_verify): Change new_rec parameter to VEC. Change call
11374 (df_mws_verify): Likewise.
11376 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11378 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11380 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11382 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11384 2009-06-10 Anthony Green <green@moxielogic.com>
11386 * config/moxie/crti.asm: New file.
11387 * config/moxie/crtn.asm: New file.
11388 * config/moxie/moxie.c: New file.
11389 * config/moxie/moxie.h: New file.
11390 * config/moxie/sfp-machine.h: New file.
11391 * config/moxie/moxie-protos.h: New file.
11392 * config/moxie/t-moxie: Created.
11393 * config/moxie/t-moxie-softfp: Created.
11394 * config/moxie/moxie.md: Created.
11395 * config/moxie/constraints.md: Created.
11396 * config.gcc: Add moxie support.
11397 * doc/md.texi (Machine Constraints): Add moxie constraints.
11398 * doc/contrib.texi (Contributors): Mention moxie port.
11399 * doc/install.texi (Specific): Mention the moxie port.
11401 2009-06-09 Ian Lance Taylor <iant@google.com>
11403 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11404 compiling with C++.
11405 * optabs.c (optab_table): Only use designated initializers if
11406 HAVE_DESIGNATED_INITIALIZERS is defined.
11407 (convert_optab_table): Likewise.
11408 (init_optabs): Always call init_insn_codes if
11409 HAVE_DESIGNATED_INITIALIZERS is not defined.
11411 2009-06-09 Ian Lance Taylor <iant@google.com>
11413 * targhooks.c (default_builtin_vectorized_function): Change fn
11414 parameter to unsigned int.
11415 (default_builtin_vectorized_conversion): Change code parameter to
11417 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11418 * targhooks.h: Update declarations.
11419 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11420 parameter to unsigned int.
11422 * c-typeck.c (comptypes_check_enum_int): New static function.
11423 (comptypes_internal): Add enum_and_int_p parameter. Change all
11425 (comp_target_types): Add location parameter. Change all callers.
11426 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11427 Change all callers.
11428 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11429 (build_conditional_expr): Add colon_loc parameter. Change all
11431 (convert_for_assignment): Add location parameter. Change all callers.
11432 * c-parser.c (c_parser_conditional_expression): Pass location of
11433 colon to build_conditional_expr.
11434 * c-tree.h (build_conditional_expr): Update declaration.
11436 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11438 * graphite.c: Revert previous patch.
11440 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11443 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11445 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11447 * tree-ssa-loop-prefetch.c
11448 (loop_prefetch_arrays): Fixed a portability problem in printf format
11451 2009-06-09 Martin Jambor <mjambor@suse.cz>
11453 PR tree-optimization/40351
11454 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11455 refrence to a potential artifical subaccess can be constructed.
11457 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11459 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11460 (sh_override_options): Likewise.
11461 * config/sh/sh.c: Include params.h.
11462 (sh_optimization_options): New.
11463 (sh_override_options): Likewise.
11464 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11465 (OVERRIDE_OPTIONS): Use sh_override_options.
11467 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11469 * dwarf2out.c (emit_cfa_remember): New variable.
11470 (add_fde_cfi): If emit_cfa_remember, recurse to add
11471 DW_CFA_remember_state first.
11472 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11473 instead just set emit_cfa_remember.
11475 2009-06-08 Jan Hubicka <jh@suse.cz>
11478 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11480 2009-06-08 Jan Hubicka <jh@suse.cz>
11482 PR middle-end/39834
11483 * cgraphunit.c (save_inline_function_body): Do not copy transform
11484 hooks for saved inline bodies.
11485 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11486 for given function.
11488 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11490 * jump.c (returnjump_p): Handle delayed branches. Add missing
11493 2009-06-08 Jan Hubicka <jh@suse.cz>
11495 PR middle-end/40102
11496 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11497 original node might've been modified.
11498 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11500 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11502 * tree-object-size.c (addr_object_size): Add OSI argument.
11503 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11504 (compute_builtin_object_size, expr_object_size): Adjust callers.
11505 (plus_stmt_object_size): Call addr_object_size instead of
11506 compute_builtin_object_size.
11508 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11509 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11511 * tree-ssa-loop-prefetch.c
11512 (gather_memory_references): Introduced a counter for the number of
11514 (anything_to_prefetch_p): Introduced a counter for the number of
11516 (is_loop_prefetching_profitable): New function with a cost model
11518 (loop_prefetch_arrays): Use the new cost model to determine if
11519 prefetching is profitable.
11520 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11521 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11522 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11523 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11524 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11525 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11527 2009-06-08 Michael Matz <matz@suse.de>
11530 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11531 partitions use the same.
11532 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11533 for basevars of SSA_NAMEs.
11534 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11535 to not expand them twice.
11536 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11539 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11541 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11542 (fdump-final-insns=, gtoggle): New.
11543 * doc/invoke.texi: Document them.
11544 * final.c (rest_of_clean_state): Dump final insn stream.
11545 * gcc.c (invoke_as): Hook in -fcompare-debug.
11546 (static_spec_functions): Add compare-debug-dump-opt,
11547 compare-debug-self-opt and compare-debug-auxbase-opt.
11548 (compare_debug, compare_debug_second, compare_debug_opt): New.
11549 (switches_debug_check, n_switches_debug_check): New.
11550 (debug_auxbase_opt, debug_check_temp_file): New.
11551 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11553 (do_self_spec): Handle arguments after switches.
11554 (do_spec_1): Add .gk extension to temp file basenames for compare.
11555 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11556 (cc1_options): Use it instead of normal auxbase computation for
11557 the second compare-debug compilation.
11558 (compare_files): New.
11559 (main): Set up and implement compare debug mode.
11560 (compare_debug_dump_opt_spec_function): New.
11561 (compare_debug_self_opt_spec_function): New.
11562 (compare_debug_auxbase_opt_spec_function): New.
11563 * toplev.c (process_options): Handle flag_gtoggle,
11564 flag_dump_final_insns.
11565 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11566 during -fcompare-debug-second compilation.
11568 2009-06-07 Ian Lance Taylor <iant@google.com>
11570 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11571 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11573 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11574 with no default node. Change warning with %H to warning_at.
11575 Don't clear warn_switch around case checking.
11576 * doc/invoke.texi (Warning Options): Clarify distinction between
11577 -Wswitch and -Wswitch-enum.
11579 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11581 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11583 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11585 * gbl-ctors.h: Add header guard.
11587 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11589 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11590 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11591 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11592 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11593 prototypes for removed functions.
11594 (expressions_equal_p): Move to ...
11595 * tree-ssa-sccvn.h: ... here and ...
11596 * matrix-reorg.c: ... adjust includes.
11598 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11600 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11602 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11604 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11605 (finish_function): Remove erroneous whitespace.
11607 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11609 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11610 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11612 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11614 * errors.c (internal_error): Commentary typo fix.
11615 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11616 * tree-ssa-pre.c: Ditto.
11618 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11620 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11621 them is supposed to hold actual statements.
11623 2009-06-06 Ian Lance Taylor <iant@google.com>
11625 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11626 empty statements can now have attributes.
11628 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11630 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11631 * config/mips/mips.md: Ditto.
11633 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11635 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11637 (__eabi_uconvert): Likewise.
11639 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11641 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11642 CFI_* definitions with IN_GCC.
11644 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11646 * xcoffout.h (xcoffout_source_line): Update prototype.
11648 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11650 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11651 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11653 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11655 PR middle-end/40340
11656 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11657 inlined_function_outer_scope_p blocks for artificial inlines
11659 * tree.c (tree_nonartificial_location): Rewrite using
11660 block_nonartificial_location.
11662 2009-06-05 Revital Eres <eres@il.ibm.com>
11663 Leehod Baruch <leehod@il.ibm.com>
11665 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11666 (expand_expr_real_1): Remove comment.
11667 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11668 Vectorize misaligned access when the target supports it.
11669 (vect_supportable_dr_alignment): Check for unaligned access support.
11670 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11673 2009-06-05 Julian Brown <julian@codesourcery.com>
11675 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11676 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11678 2009-06-05 Richard Guenther <rguenther@suse.de>
11681 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11682 as possibly unused.
11684 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11686 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11687 (save_gprs): Don't tell unwinder when a global register is saved.
11688 (s390_emit_epilogue): Emit needed epilogue unwind info.
11690 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11692 * dwarf2out.c (deferred_asm_name): New.
11693 (add_name_and_src_coords_attributes): Defer creation of
11694 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11696 (move_linkage_attr): New.
11697 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11700 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11702 * tree-nested.c (finalize_nesting_tree_1): Declare the
11703 frame_decl in the binding tree.
11705 2009-06-04 Cary Coutant <ccoutant@google.com>
11707 * basic-block.h (struct basic_block_def): Add discriminator field.
11708 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11710 * debug.c (do_nothing_debug_hooks): Add additional entry.
11711 (debug_nothing_int_charstar_int): New function.
11712 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11713 (debug_nothing_int_charstar_int): New declaration.
11714 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11715 discriminator value in .loc directive.
11716 * final.c (last_discriminator): New variable.
11717 (discriminator): New variable.
11718 (final_start_function): Initialize above variables, pass current
11719 discriminator to debug hook.
11720 (notice_source_line): Check for discriminator change.
11721 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11722 * sdbout.c (sdbout_source_line): New parameter.
11723 * tree-cfg.c (struct locus_discrim_map): New structure type.
11724 (discriminator_per_locus): New hash table.
11725 (build_gimple_cfg): Allocate and free discriminator hash table.
11726 (make_edges): Call assign_discriminator.
11727 (locus_map_hash): New function.
11728 (locus_map_eq): New function.
11729 (next_discriminator_for_locus): New function.
11730 (same_line_p): New function.
11731 (assign_discriminator): New function.
11732 (make_cond_expr_edges): Call assign_discriminator.
11733 (make_gimple_switch_edges): Likewise.
11734 (first_non_label_stmt): New function.
11735 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11737 * xcoffout.c (xcoffout_source_line): Add new parameter.
11739 * configure.ac (gcc_cv_as_discriminator): New configury check for
11740 gas support for discriminator.
11741 * configure: Regenerate.
11742 * config.in: Regenerate.
11744 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11746 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11747 val after checking for integers.
11749 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11751 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11753 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11754 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11755 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11756 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11757 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11758 X64_SSE_REGPARM_MAX.
11759 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11760 X64_SSE_REGPARM_MAX.
11762 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11764 * gcc.c (report_times_to_file): New.
11765 (execute): Implement it.
11766 (process_command): Support -time=.
11767 * doc/invoke.texi: Document it.
11769 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11771 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11772 that have value exprs.
11774 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11776 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11777 declarations for constants until...
11778 (dw2_output_indirect_constant_1): ... this point.
11780 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11783 * arm.md (arm_addsi3): Don't try to split an add with an
11784 eliminable register until after reload has completed.
11786 2009-06-03 Ian Lance Taylor <iant@google.com>
11788 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11789 * genattrtab.c (write_length_unit_log): Likewise.
11790 * genchecksum.c (dosum): Likewise.
11791 * gengtype.c (write_rtx_next): Likewise.
11792 (finish_root_table, write_roots): Likewise.
11793 * gimple.c (gimple_ops_offset_): Likewise.
11794 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11795 * config/arc/arc.c (arc_attribute_table): Likewise.
11796 * config/arm/arm.c (arm_attribute_table): Likewise.
11797 * config/avr/avr.c (avr_attribute_table): Likewise.
11798 * config/crx/crx.c (crx_attribute_table): Likewise.
11799 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11800 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11801 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11802 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11803 * config/sh/sh.c (sh_attribute_table): Likewise.
11804 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11805 * config/spu/spu.c (spu_attribute_table): Likewise.
11806 * config/v850/v850.c (v850_attribute_table): Likewise.
11808 * config/alpha/alpha.c (vms_attribute_table): Make static.
11809 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11810 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11811 * config/mips/mips.c (mips_attribute_table): Likewise.
11813 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11815 (cc1-checksum.o): Likewise.
11817 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11819 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11821 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11823 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11824 insn if it is changing sp. Use gen_add3_insn instead of
11825 conditionally gen_addsi3 and gen_adddi3.
11826 (offset_below_red_zone_p): New static inline function.
11827 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11828 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11829 * config/rs6000/ppc-asm.h: Include auto-host.h.
11830 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11831 CFI_RESTORE): Define.
11832 * config/rs6000/crtresxgpr.asm: Add unwind info.
11833 * config/rs6000/crtresxfpr.asm: Likewise.
11834 * config/rs6000/crtresgpr.asm: Likewise.
11835 * config/rs6000/crtresfpr.asm: Likewise.
11836 * config/rs6000/crtsavgpr.asm: Likewise.
11837 * config/rs6000/crtsavfpr.asm: Likewise.
11839 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11840 argument of DWARF2_FRAME_REG_OUT macros.
11842 2009-06-03 Julian Brown <julian@codesourcery.com>
11844 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11845 words or less (including TImode) in core registers.
11847 2009-06-03 Richard Guenther <rguenther@suse.de>
11849 PR middle-end/40328
11850 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11852 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11854 * statistics.c (statistics_counter_event): Do not record event
11855 in pass dump if its number == -1.
11856 (curr_statistics_hash): Add assert that we never get passes
11857 with static number == -1.
11859 2009-06-03 Richard Guenther <rguenther@suse.de>
11860 Andrey Belevantsev <abel@ispras.ru>
11862 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11863 non-BLKmode arrays addressable.
11865 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11867 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11868 * config/m68k/m68k.h: ... here.
11869 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11872 2009-06-03 Martin Jambor <mjambor@suse.cz>
11874 PR tree-optimization/40323
11875 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11878 2009-06-03 Richard Guenther <rguenther@suse.de>
11880 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11883 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11885 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11886 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11887 JUMP_TABLE_DATA_P where applicable.
11888 * config/sh/sh.c: Ditto.
11889 * config/sh/sh.h: Ditto.
11890 * config/sh/sh.md: Ditto.
11891 * config/sh/symbian.c: Ditto.
11893 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11895 * config/i386/driver-i386.c (describe_cache): Optimize
11896 concatenation of strings. Use snprintf instead of sprintf.
11897 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11898 target when not compiling with GCC.
11900 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11902 * config/sh/sh.c: Revert last change.
11903 (sh_expand_epilogue): Emit a blockage insn before the frame
11904 pointer adjustment unconditionally.
11906 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11908 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11909 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11910 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11911 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11912 to COLLECT_GCC_OPTIONS.
11914 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11916 * collect2.c (target_system_root): New variable.
11917 (main): Handle --sysroot=.
11918 (ignore_library): Strip the sysroot from the library path.
11920 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11922 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11923 (collect2.o): Depend on collect2-aix.h.
11924 (collect2-aix.o): New rule.
11925 * collect2-aix.h: New file.
11926 * collect2-aix.c: Likewise.
11927 * collect2.c: Include collect2-aix.h. Don't undefine
11928 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11929 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11930 Use TARGET_AIX_VERSION instead of _AIX51.
11931 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11932 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11933 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11934 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11935 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11937 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11939 * collect2.c (ignore_library): Avoid premature post-increment
11940 and null deference.
11942 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11944 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11945 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11946 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11947 CROSS_DIRECTORY_STRUCTURE too.
11948 (LINK_LIBG_SPEC): Likewise.
11949 (LIB_SPEC): Add %R to sysroot paths.
11950 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11951 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11952 * config/rs6000/aix51.h: As for aix43.h.
11953 * config/rs6000/aix52.h: Likewise.
11954 * config/rs6000/aix53.h: Likewise.
11955 * config/rs6000/aix61.h: Likewise.
11956 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11957 to the beginning of sysroot paths.
11959 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11961 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11962 INSN_LISTs that are out of the REG_NOTE range.
11964 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11966 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11967 (struct var_to_expand): Likewise.
11968 (struct opt_info): Add head and tail for linked lists of the above.
11969 (analyze_insn_to_expand_var): Initialize next.
11970 (analyze_iv_to_split_insn): Likewise.
11971 (analyze_insns_in_loop): Create linked lists.
11972 (allocate_basic_variable): Simplify for use without hash table.
11973 (insert_var_expansion_initialization): Likewise, make it type-safer.
11974 (combine_var_copies_in_loop_exit): Likewise.
11975 (apply_opt_in_copies): Walk lists rather than hash tables.
11976 (release_var_copies): Simplified and inlined by hand into...
11977 (free_opt_info): ... this function.
11979 2009-06-02 Richard Guenther <rguenther@suse.de>
11981 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11984 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11986 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11987 only for builtins that are not overridden.
11989 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11991 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11994 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11996 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11998 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12000 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12002 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12004 * common.opt (fdump-unnumbered-links): New.
12005 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12006 * print-rtl.c (flag_dump_unnumbered_links): New.
12007 (print_rtx): Test it.
12009 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12011 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12012 push/pop multiple to 8-byte alignment.
12014 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12016 * config/i386/i386.c (queued_cfa_restores): New static variable.
12017 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12019 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12020 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12021 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12022 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12023 note unconditionally.
12024 (ix86_emit_restore_regs_using_mov): Likewise.
12025 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12026 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12027 it through to ix86_emit_restore_reg_using_pop.
12028 (ix86_emit_leave): Add RED_OFFSET argument. Call
12029 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12030 instead of adding REG_CFA_OFFSET note unconditionally.
12031 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12032 the above functions. Call ix86_add_queued_cfa_restore_notes when
12035 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12036 force output of the label even for dwarf2out_do_cfi_asm.
12037 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12038 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12039 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12041 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12042 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12043 dwarf2out_cfi_label callers.
12044 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12045 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12046 Adjust dwarf2out_cfi_label callers.
12047 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12049 * config/i386/i386.h (struct machine_cfa_state,
12050 struct machine_function): Guard with ifndef USED_FOR_TARGET
12051 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12054 * emutls.c (__emutls_get_address): Change arr->size to mean number
12055 of allocated arr->data entries instead of # of slots + 1.
12057 PR middle-end/40316
12058 * recog.c (peep2_reinit_state): New function.
12059 (peephole2_init_state): Use it at the end of a basic block and also
12060 when seeing a RTX_FRAME_RELATED_P insn.
12062 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12064 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12065 fixuns_truncrfdi2): New.
12066 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12067 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12068 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12069 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12070 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12071 *recip_approx): Remove.
12072 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12073 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12074 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12076 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12079 2009-06-01 Ian Lance Taylor <iant@google.com>
12081 * attribs.c (register_attribute): Use CONST_CAST.
12082 * collect2.c (main): Use CONST_CAST2.
12083 (scan_prog_file): Likewise.
12084 * gcc.c (process_command, main): Likewise.
12085 * toplev.c (toplev_main): Likewise.
12087 * c-typeck.c (handle_warn_cast_qual): New static function,
12088 partially broken out of build_c_cast.
12089 (build_c_cast): Call handle_warn_cast_qual.
12090 * doc/invoke.texi (Warning Options): Document new effect of
12093 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12095 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12096 (diagnostic_report_current_module): Print columns.
12097 * common.opt (flag_show_column): Enable by default.
12099 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12101 * alias.c (find_base_term): Check for NULL term before returning.
12103 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12105 Revert due to PR40320:
12106 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12107 * calls.c (emit_library_call_value_1): Don't force_operand for move
12110 2009-06-01 Olivier Hainque <hainque@adacore.com>
12111 Eric Botcazou <ebotcazou@adacore.com>
12113 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12114 to be processed as a bitfield for constructor output purposes.
12115 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12117 * varasm.c (oc_local_state): New type, output_constructor
12118 local state to support communication with helpers.
12119 (oc_outer_state): New type, output_constructor outer state of
12120 relevance in recursive calls.
12121 (output_constructor_array_range): New output_constructor helper,
12122 extracted code for an array range element.
12123 (output_constructor_regular_field): New output_constructor helper,
12124 extracted code for an element that is not a bitfield.
12125 (output_constructor_bitfield): New output_constructor helper,
12126 extracted code for a bitfield element. Accept an OUTER state
12127 argument for recursive processing. Recurse on record or array
12128 CONSTRUCTOR values, possibly past noop conversions.
12129 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12130 VALUE is a valid constant-valued expression for use in a static
12131 bit-field initializer.
12132 (output_constructor): Rework to use helpers. Accept and honor an
12133 OUTER state argument for recursive calls. Return total size. Be
12134 prepared for nested constructors initializing bitfields.
12135 (output_constant): Feed OUTER in calls to output_constructor.
12137 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12139 * calls.c (emit_library_call_value_1): Don't force_operand for move
12142 2009-06-01 Nick Clifton <nickc@redhat.com>
12144 * doc/invoke.texi (IA-64 Options): Fix typo.
12146 2009-06-01 Ira Rosen <irar@il.ibm.com>
12148 PR tree-optimization/39129
12149 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12151 (vect_do_peeling_for_loop_bound): Use
12152 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12153 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12154 (vect_loop_versioning): Likewise.
12155 (vect_create_cond_for_alias_checks): Fix indentation.
12156 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12158 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12159 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12160 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12161 "control flow in loop".
12162 (vect_estimate_min_profitable_iters): Use
12163 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12164 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12165 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12166 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12167 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12168 statement belongs to a group of strided accesses with the exact code
12170 (vectorizable_load): Likewise.
12171 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12172 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12174 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12176 * config/freebsd-stdint.h: New file.
12177 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12178 Add freebsd-stdint.h to tm_file.
12180 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12182 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12183 (thumb2_extendhidi2): Likewise.
12185 2009-05-31 Ian Lance Taylor <iant@google.com>
12187 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12189 2009-05-31 Ian Lance Taylor <iant@google.com>
12191 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12192 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12193 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12195 2009-05-31 Jason Merrill <jason@redhat.com>
12197 * tree-pretty-print.c (print_call_name): Take the callee, not the
12198 call itself. Make non-static. Use dump_function_name for functions.
12199 (dump_generic_node): Adjust.
12200 * diagnostic.h: Declare print_call_name.
12201 * gimple-pretty-print.c (dump_gimple_call): Use it.
12203 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12205 * config/sh/sh.md (ashldi3_std): New define_expand.
12208 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12211 * config/sh/sh.c: Include debug.h.
12212 (sh_expand_epilogue): Emit a blockage insn before the frame
12213 pointer adjustment also when dwarf2out_do_frame returns true.
12215 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12217 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12218 (thumb2_extendqidi2): New pattern.
12220 2009-05-31 Ira Rosen <irar@il.ibm.com>
12222 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12223 mark phis for renaming.
12224 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12225 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12226 Call mark_sym_for_renaming.
12227 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12228 * tree-vect-loop.c (vect_transform_loop): Remove
12229 vect_memsyms_to_rename initialization and a call to
12230 mark_set_for_renaming.
12232 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12234 PR middle-end/40304
12235 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12236 frame related even if !set_cfa && style < 0.
12238 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12240 * config/i386/mingw-tls.c: New file.
12241 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12242 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12243 defining _WIN32 but not __CYGWIN__.
12245 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12247 * configure.ac: Add MPC support.
12249 * config.in, configure: Regenerate.
12251 2009-05-29 Richard Henderson <rth@redhat.com>
12253 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12254 NOTE_INSN_BASIC_BLOCK.
12255 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12256 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12257 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12259 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12261 (add_cfi): Disable check redefining cfa away from drap.
12262 (lookup_cfa_1): Add remember argument; handle remember/restore.
12263 (lookup_cfa): Pass remember argument.
12264 (cfa_remember): New.
12265 (compute_barrier_args_size_1): Remove sibcall check.
12266 (dwarf2out_frame_debug_def_cfa): New.
12267 (dwarf2out_frame_debug_adjust_cfa): New.
12268 (dwarf2out_frame_debug_cfa_offset): New.
12269 (dwarf2out_frame_debug_cfa_register): New.
12270 (dwarf2out_frame_debug_cfa_restore): New.
12271 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12272 (dwarf2out_begin_epilogue): New.
12273 (dwarf2out_frame_debug_restore_state): New.
12274 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12275 DW_CFA_restore_state.
12276 (output_cfi_directive): Likewise.
12277 (convert_cfa_to_fb_loc_list): Likewise.
12278 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12279 * dwarf2out.h: Update.
12280 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12281 (copy_insn_1): Early out for null.
12282 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12283 and dwarf2out_frame_debug_restore_state.
12284 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12285 (prologue_insn_hash, epilogue_insn_hash): New.
12286 (free_after_compilation): Adjust freeing accordingly.
12287 (record_insns): Create hash table if needed; push insns into
12288 hash instead of array.
12289 (maybe_copy_epilogue_insn): New.
12290 (contains): Search hash table instead of array.
12291 (sibcall_epilogue_contains): Remove.
12292 (thread_prologue_and_epilogue_insns): Split eh_return insns
12293 and mark them as epilogues.
12294 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12295 scanning in terms of basic blocks.
12296 * insn-notes.def (CFA_RESTORE_STATE): New.
12297 * jump.c (returnjump_p_1): Accept EH_RETURN.
12298 (eh_returnjump_p_1, eh_returnjump_p): New.
12299 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12300 CFA_REGISTER, CFA_RESTORE): New.
12301 * rtl.def (EH_RETURN): New.
12302 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12304 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12305 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12307 * config/i386/i386.c (gen_push): Update cfa state.
12308 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12309 add a CFA_ADJUST_CFA note.
12310 (ix86_dwarf_handle_frame_unspec): Remove.
12311 (ix86_expand_prologue): Update cfa state.
12312 (ix86_emit_restore_reg_using_pop): New.
12313 (ix86_emit_restore_regs_using_pop): New.
12314 (ix86_emit_leave): New.
12315 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12316 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12317 * config/i386/i386.h (struct machine_cfa_state): New.
12318 (ix86_cfa_state): New.
12319 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12320 (eh_return_internal): Merge from eh_return_<mode>,
12321 use eh_return rtx, split w/ epilogue.
12323 2009-05-29 Ian Lance Taylor <iant@google.com>
12325 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12327 * calls.c (emit_library_call_value_1): Likewise.
12329 * c-typeck.c (c_build_va_arg): New function.
12330 * c-tree.h (c_build_va_arg): Declare.
12331 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12332 instead of build_va_arg.
12334 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12336 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12337 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12338 (ptr_difference_cost): Use affine combinations to compute it.
12339 (difference_cost): Likewise.
12340 (get_computation_cost_at): Compute more accurate cost for addresses
12341 if the ratio is a multiplier allowed in addresses.
12342 For non-addresses, consider that an additional offset or symbol is
12345 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12347 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12348 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12350 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12351 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12352 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12354 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12355 to 1 for TYPE_SSE{IADD1,CVT1}.
12356 (prefix_vex_imm8): Removed.
12357 (length_vex): Only pass 1 as second argument to
12358 ix86_attr_length_vex_default if prefix_extra is 0.
12359 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12360 (length): For prefix vex computation use length_immediate
12361 attribute instead of prefix_vex_imm8.
12362 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12363 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12364 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12365 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12366 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12367 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12368 a space in between the operands.
12369 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12370 if one operand is 0xff and the other one si, di, bp or sp.
12371 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12372 other one si, di, bp or sp.
12373 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12374 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12375 type and mode attributes.
12376 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12377 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12378 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12379 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12380 prefix_data16 attribute iff MODE_DF.
12381 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12382 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12383 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12384 constm128_operand in length_immediate computation.
12385 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12386 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12387 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12388 length_immediate attribute to 1.
12389 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12390 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12391 for certain alternatives.
12392 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12393 prefix_data16 attribute if MODE_V1DF.
12394 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12395 length_immediate to 1.
12396 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12397 length_address to 4, set mode attribute to MODE_DI.
12398 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12399 (fxam<mode>2_i387): Set length attribute to 4.
12400 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12401 *prefetch_3dnow_rex): Override length_address attribute.
12402 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12404 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12405 (constm128_operand): Removed.
12406 * config/i386/i386.c (memory_address_length): For
12407 disp && !index && !base in 64-bit mode account for SIB byte if
12408 print_operand_address can't optimize disp32 into disp32(%rip)
12409 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12410 for fs: or gs: segment.
12411 (ix86_attr_length_immediate_default): When checking if shortform
12412 is possible, truncate immediate to the length of the non-shortened
12414 (ix86_attr_length_address_default): Ignore MEM_P operands
12416 (ix86_attr_length_vex_default): Only check for DImode on
12417 GENERAL_REG_P operands.
12418 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12419 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12420 (sse_cvttps2pi): Clear prefix_rep attribute.
12421 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12423 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12424 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12425 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12426 iff operand 2 is const_int_operand.
12427 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12428 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12429 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12431 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12433 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12434 prefix_data16 attribute for movlpd and movhpd instructions.
12435 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12436 length_immediate for shufpd instruction.
12437 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12438 (avx_cmpp<avxmodesuffixf2c><mode>3,
12439 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12440 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12441 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12442 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12443 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12444 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12445 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12446 prefix_data16 attribute for the first alternative to 1.
12447 (*avx_loadlps): Override length_immediate for the first alternative.
12448 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12449 attributes for second alternative.
12450 (*vec_concatv2sf_sse4_1): Override length_immediate and
12451 prefix_data16 attributes for second alternative.
12452 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12453 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12454 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12455 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12456 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12457 prefix_data16 and length_immediate to 1.
12458 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12460 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12461 prefix_extra attribute for variants that don't have 0f prefix alone.
12462 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12463 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12464 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12465 *sse4_1_pextrd): Set length_immediate to 1.
12466 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12467 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12469 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12470 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12471 length_immediate to 1 for second alternative.
12472 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12473 prefix_extra and length_immediate attributes for the first
12475 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12477 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12478 to 1 for the first and third alternative.
12479 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12481 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12483 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12485 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12486 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12487 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12488 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12489 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12490 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12491 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12492 ssse3_psign<mode>3): Override prefix_rex attribute.
12493 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12494 (ssse3_palignrti): Override length_immediate to 1.
12495 (ssse3_palignrdi): Override length_immediate to 1, override
12496 prefix_rex attribute.
12497 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12498 (sse4a_extrqi): Override length_immediate to 2.
12499 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12500 (sse4a_insertq): Override prefix_data16 to 0.
12501 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12502 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12503 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12504 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12505 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12506 and length_immediate to 1.
12507 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12508 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12509 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12510 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12511 and length_immediate to 1.
12512 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12513 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12514 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12515 avx_ptest256): Override prefix_extra to 1.
12516 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12517 Override prefix_data16 and length_immediate to 1.
12518 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12519 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12520 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12521 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12522 prefix_data16 to 0 and prefix_extra to 2.
12523 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12524 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12526 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12527 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12528 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12529 and prefix_extra to 2.
12530 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12531 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12532 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12533 avx_vpermilvar<mode>3,
12534 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12535 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12536 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12537 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12538 Override prefix_extra to 1.
12539 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12540 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12541 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12542 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12543 prefix_extra and length_immediate to 1.
12544 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12546 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12547 to 1 for the first alternative.
12548 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12549 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12551 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12552 *movv2sf_internal_avx, *movv2sf_internal): Override
12553 prefix_rep attribute for certain alternatives.
12554 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12555 attributes for certain alternatives.
12556 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12557 attributes for certain alternatives.
12558 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12559 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12560 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12561 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12562 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12563 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12564 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12565 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12566 length_immediate to 1 if operand 2 is const_int_operand.
12567 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12568 *vec_extractv2si_1): Set length_immediate attribute to 1.
12569 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12570 using old 3DNOW insn rather than SSE/3DNOW_A.
12571 (mmx_emms, mmx_femms): Clear modrm attribute.
12573 2009-05-29 Martin Jambor <mjambor@suse.cz>
12575 * tree-sra.c: New implementation of SRA.
12577 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12578 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12579 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12580 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12581 (SRA_MAX_STRUCTURE_COUNT): Removed.
12582 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12583 * doc/invoke.texi (sra-max-structure-size): Removed.
12584 (sra-field-structure-ratio): Removed.
12586 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12588 PR middle-end/40291
12589 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12592 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12594 PR rtl-optimization/40101
12595 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12596 seqno. Adjust comment.
12597 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12598 inserting bookkeeping before a jump, the jump is not scheduled.
12599 When no positive seqno found, provide a value. Add comment.
12601 2009-05-29 Richard Guenther <rguenther@suse.de>
12603 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12604 short-cutting on the first component.
12606 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12608 PR middle-end/39958
12609 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12610 for trees other than decls/types.
12612 2009-05-29 Richard Guenther <rguenther@suse.de>
12614 * tree-ssa-operands.c (get_expr_operands): Do not handle
12615 INDIRECT_REFs in the handled-component case. Remove
12616 unused get_ref_base_and_extent case.
12617 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12618 tree_low_cst and host_integerp where possible.
12619 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12620 codes for equivalence.
12621 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12623 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12625 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12626 to tmake_file for i[34567]86-*-cygwin*.
12628 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12631 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12632 (altivec_categorize_keyword, init_vector_keywords,
12633 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12636 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12638 * tree.c (handle_dll_attribute): Check if node is
12639 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12641 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12643 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12645 (thumb2_zero_extendqidi2): Likewise.
12647 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12649 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12650 instead of gen_movrt.
12651 * config/sh/sh.md (movrt): Remove.
12653 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12655 * doc/invoke.texi (IA-64 Options):
12656 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12657 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12658 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12659 -msched-prefer-non-control-spec-insns,
12660 -msched-stop-bits-after-every-cycle,
12661 -msched-count-spec-in-critical-path,
12662 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12663 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12664 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12665 and -msched-spec-verbose.
12667 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12669 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12670 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12672 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12674 2009-05-28 Richard Guenther <rguenther@suse.de>
12676 * tree-ssa-alias.c (ao_ref_init): New function.
12677 (ao_ref_base): Likewise.
12678 (ao_ref_base_alias_set): Likewise.
12679 (ao_ref_alias_set): Likewise.
12680 (refs_may_alias_p_1): Change signature.
12681 (refs_may_alias_p): Adjust.
12682 (refs_anti_dependent_p): Likewise.
12683 (refs_output_dependent_p): Likewise.
12684 (call_may_clobber_ref_p_1): Change signature.
12685 (call_may_clobber_ref_p): Adjust.
12686 (stmt_may_clobber_ref_p_1): New function split out from ...
12687 (stmt_may_clobber_ref_p): ... here.
12688 (maybe_skip_until): Adjust signature.
12689 (get_continuation_for_phi): Likewise.
12690 (walk_non_aliased_vuses): Likewise.
12691 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12692 (ao_ref_init): Declare.
12693 (ao_ref_base): Likewise.
12694 (ao_ref_alias_set): Likewise.
12695 (stmt_may_clobber_ref_p_1): Likewise.
12696 (walk_non_aliased_vuses): Adjust.
12697 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12698 (get_ref_from_reference_ops): remove.
12699 (vn_reference_lookup_2): Adjust signature.
12700 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12701 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12702 (vn_reference_lookup): Adjust.
12703 (vn_reference_insert): Likewise.
12704 (vn_reference_insert_pieces): Adjust signature.
12705 (visit_reference_op_call): Adjust.
12706 * tree-ssa-pre.c (get_expr_type): Simplify.
12707 (phi_translate_1): Adjust.
12708 (compute_avail): Likewise.
12709 (translate_vuse_through_block): Do not re-build trees.
12710 (value_dies_in_block_x): Likewise.
12711 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12713 (vn_reference_lookup_pieces): Adjust declaration.
12714 (vn_reference_insert_pieces): Likewise.
12716 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12718 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12719 with checking disabled.
12721 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12725 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12726 macro definition for support of three-operand format aligned
12727 .comm directive in assembler on cygwin/pe/mingw target OS.
12728 * configure: Regenerate.
12729 * config.h: Regenerate.
12731 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12732 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12733 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12735 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12736 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12738 2009-05-28 Ira Rosen <irar@il.ibm.com>
12740 PR tree-optimization/40254
12741 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12742 in analysis of basic blocks.
12744 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12746 PR middle-end/33699
12747 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12748 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12749 (TARGET_INITIALIZER): Use it.
12750 * cse.c (CHEAPER): Move it up to the other macros.
12751 (insert): Rename this ...
12752 (insert_with_costs): ... to this. Add cost parameters. Update
12754 (insert): New function. Call insert_with_costs.
12755 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12756 find_reg_offset_for_const, try_const_anchors): New functions.
12757 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12758 when using a const-anchor. Call insert_const_anchors.
12759 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12760 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12762 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12764 * tree-inline.c (remap_decls): Enable nonlocalized variables
12765 when not optimizing.
12767 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12769 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12770 Simplify other tests involving optimize.
12772 2009-05-27 Tom Tromey <tromey@redhat.com>
12774 * unwind-dw2.c (_Unwind_DebugHook): New function.
12775 (uw_install_context): Call _Unwind_DebugHook.
12777 2009-05-27 Tom Tromey <tromey@redhat.com>
12779 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12781 2009-05-27 Ian Lance Taylor <iant@google.com>
12783 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12784 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12785 (ALL_LINKERFLAGS): Define.
12786 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12787 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12788 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12789 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12790 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12791 $(LINKER_FOR_BUILD).
12792 (build/gcov-iov$(build_exeext)): Likewise.
12794 2009-05-27 Julian Brown <julian@codesourcery.com>
12796 * gcse.c (target.h): Include.
12797 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12798 copy of argument to a pseudo register.
12800 2009-05-27 Diego Novillo <dnovillo@google.com>
12802 * tree-ssa-live.c (dump_scope_block): Document arguments.
12803 (dump_scope_blocks): Document.
12804 (debug_scope_blocks): New.
12805 * tree-flow.h (debug_scope_blocks): Declare.
12807 2009-05-21 Denis Chertykov <denisc@overta.ru>
12809 * doc/contrib.texi (Contributors): Add myself to the list.
12811 2009-05-27 Olivier Hainque <hainque@adacore.com>
12813 * expr.c (target_align): New function. Alignment the TARGET of an
12814 assignment may be assume to have.
12815 (highest_pow2_factor_for_target): Use it instead of relying on
12816 immediate tree attributes of TARGET, not necessarily honored when
12817 intermediate bitfields are involved.
12819 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12822 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12823 AVX, SSE4, AES, PCLMUL and POPCNT.
12825 2009-05-27 Diego Novillo <dnovillo@google.com>
12827 * tree-pretty-print.c (dump_location): New.
12828 (dump_generic_node): Call it.
12829 Factor code to handle BLOCK nodes ...
12830 (dump_block_node): ... here.
12832 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12834 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12836 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12838 * gcc-plugin.h: Include config.h and system.h.
12839 (IN_GCC): Define if not defined.
12841 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12843 PR middle-end/40249
12844 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12847 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12849 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12851 * config/m32r/m32r.h: Ditto.
12852 * config/m32r/m32r.md: Ditto.
12853 * config/m32r/predicates.md: Ditto.
12855 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12857 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12859 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12862 (Loading plugins): typo.
12863 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12864 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12865 (Interacting with the GCC Garbage Collector): Added new section.
12866 (Giving information about a plugin): Added new section for
12868 * ggc.h (ggc_register_root_tab): Added declaration.
12869 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12870 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12871 (register_callback): Improved comment in declaration.
12872 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12873 (extra_root_vec) Added static variable for dynamic roots registration.
12874 (ggc_register_root_tab) Added new routine.
12875 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12876 PLUGIN_GGC_MARKING event.
12877 * ggc-zone.c: Include plugin.h.
12878 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12879 * ggc-page.c: Include plugin.h.
12880 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12881 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12882 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12883 (register_callback): check lack of callbacks for
12884 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12885 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12886 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12887 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12888 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12889 dependency on plugin.h.
12890 (plugin.o): Added dependency on ggc.h...
12892 2009-05-26 Richard Guenther <rguenther@suse.de>
12894 PR middle-end/40248
12896 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12897 with mismatched comparison modes.
12899 * expr.c (expand_expr_real_1): Expand the operand of a
12900 VIEW_CONVERT_EXPR in its natural mode.
12902 2009-05-26 Ian Lance Taylor <iant@google.com>
12904 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12905 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12906 (ALL_COMPILERFLAGS): Define.
12907 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12908 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12909 (collect2$(exeext), collect2.o): Likewise.
12910 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12911 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12912 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12913 (libbackend.o, intl.o, cppdefault.o): Likewise.
12914 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12915 (build/%.o): Use $(COMPILER_FOR_BUILD).
12916 (build/gen%$(build_exeext)): Likewise.
12917 (build/gcov-iov$(build_exeext)): LIkewise.
12918 * config/t-darwin (darwin.o): Use $(COMPILER).
12919 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12920 * config/t-sol2 (sol2-c.o): Likewise.
12921 (sol2.o): Likewise.
12922 * config/t-vxworks (vxworks.o): Likewise.
12923 * config/x-darwin (host-darwin.o): Likewise.
12924 * config/x-hpux (host-hpux.o): Likewise.
12925 * config/x-linux (host-linux.o): Likewise.
12926 * config/x-solaris (host-solaris.o): Likewise.
12927 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12928 * config/arm/t-arm (arm-c.o): Likewise.
12929 * config/arm/t-pe (pe.o): Likewise.
12930 * config/arm/t-wince-pe (pe.o): Likewise.
12931 * config/i386/t-cygming (winnt.o): Likewise.
12932 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12933 * config/i386/t-cygwin (cygwin1.o): Likewise.
12934 (cygwin2.o): Likewise.
12935 * config/i386/t-i386 (i386-c.o): Likewise.
12936 * config/i386/t-interix (winnt.o): Likewise.
12937 * config/i386/t-netware (netware.o): Likewise.
12938 * config/i386/t-nwld (nwld.o): Likewise.
12939 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12940 * config/i386/x-i386 (driver-i386.o): Likewise.
12941 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12942 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12943 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12944 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12945 * config/mips/x-native (driver-native.o): Likewise.
12946 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12947 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12948 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12949 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12950 * config/score/t-score-elf (score7.o): Likewise.
12951 (score3.o): Likewise.
12952 * config/sh/t-sh (sh-c.o): Likewise.
12953 * config/sh/t-symbian (sh-c.o): Likewise.
12954 (symbian.o): Likewise.
12955 * config/spu/t-spu-elf (spu-c.o): Likewise.
12956 * config/v850/t-v850 (v850-c.o): Likewise.
12957 * config/v850/t-v850e (v850-c.o): Likewise.
12959 2009-05-26 Richard Guenther <rguenther@suse.de>
12961 PR tree-optimization/40122
12962 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12963 VECTOR_CSTs if possible.
12964 (fold_gimple_assign): Likewise.
12966 2009-05-26 Richard Guenther <rguenther@suse.de>
12968 PR middle-end/40252
12969 * fold-const.c (fold_binary): Use the correct types for building
12972 2009-05-26 Richard Guenther <rguenther@suse.de>
12974 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12975 redundant calls to merge_alias_info.
12976 (bump_vector_ptr): Likewise.
12977 * tree-ssa-copy.c (merge_alias_info): Remove.
12978 (replace_exp_1): Remove call to merge_alias_info.
12979 (propagate_tree_value): Likewise.
12980 (fini_copy_prop): Propagate points-to info.
12981 * tree-flow.h (merge_alias_info): Remove.
12983 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12985 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12987 2009-05-25 Jan Hubicka <jh@suse.cz>
12989 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12990 * cgraph.h (struct inline_summary): New filed self_wize,
12991 size_inlining_benefit, self_time and time_inlining_benefit.
12992 (struct cgraph_global_info): Replace insns by time ans size fields.
12993 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12994 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12995 (ipcp_update_callgraph): Do not touch function bodies.
12996 * ipa-inline.c: Include except.h
12997 (MAX_TIME): New constant.
12998 (overall_insns): Remove.
12999 (leaf_node_p): New.
13000 (overall_size, max_benefit): New static variables.
13001 (cgraph_estimate_time_after_inlining): New function.
13002 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13003 (cgraph_clone_inlined_nodes): Update size.
13004 (cgraph_mark_inline_edge): Update size.
13005 (cgraph_estimate_growth): Use size info.
13006 (cgraph_check_inline_limits): Check size.
13007 (cgraph_default_inline_p): Likewise.
13008 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13009 (cgraph_decide_recursive_inlining): Check size.
13010 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13012 (cgraph_decide_inlining): Likewise.
13013 (cgraph_decide_inlining_incrementally): Likewise; honor
13014 PARAM_EARLY_INLINING_INSNS.
13015 (likely_eliminated_by_inlining_p): New predicate.
13016 (estimate_function_body_sizes): New function.
13017 (compute_inline_parameters): Use it.
13018 * except.c (must_not_throw_labels): New function.
13019 * except.h (must_not_throw_labels): Declare.
13020 * tree-inline.c (init_inline_once): Kill inlining_weigths
13021 * tree-ssa-structalias.c: Avoid uninitialized warning.
13022 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13023 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13024 (PARAM_INLINE_CALL_COST): Remove.
13025 (PARAM_EARLY_INLINING_INSNS): New.
13027 2009-05-25 Richard Guenther <rguenther@suse.de>
13029 PR tree-optimization/36327
13030 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13031 callback for reference translation or lookup at the point of may-defs.
13032 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13033 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13034 for union COMPONENT_REFs.
13035 (vn_reference_lookup_3): New callback. Lookup from memset
13036 and CONSTRUCTOR assignment, translate through struct copies.
13037 (vn_reference_lookup_pieces): Make sure to not free the
13038 passed operands array. Adjust walk_non_aliased_vuses call.
13039 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13040 make sure we do not leak memory.
13042 2009-05-25 Richard Guenther <rguenther@suse.de>
13044 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13045 * tree-inline.c (expand_call_inline): Reset the escaped and
13046 callused solutions.
13047 * tree-ssa-structalias.c (pass_build_ealias): New.
13048 * tree-pass.h (pass_build_ealias): Declare.
13049 * passes.c (init_optimization_passes): Add PTA during
13050 early optimizations.
13051 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13052 and CALLUSED solutions.
13053 (dump_points_to_solution): New function, split out from ...
13054 (dump_points_to_info_for): ... here.
13055 * tree-parloops.c (parallelize_loops): Reset the escaped and
13056 callused solutions.
13058 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13061 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13062 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13064 2009-05-25 Ira Rosen <irar@il.ibm.com>
13066 PR tree-optimization/40238
13067 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13068 statements after basic block's labels.
13069 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13070 to free the allocated memory.
13072 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13074 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13075 return address with a USE.
13077 2009-05-24 Richard Guenther <rguenther@suse.de>
13079 PR middle-end/40233
13080 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13081 array type from the main variant of the inner type.
13083 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13085 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13086 definition to bool (from int) to un-break build.
13087 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13089 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13091 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13092 discard_stmt_changes): Delete.
13093 * tree-ssa-operands.c (scb_stack): Delete.
13094 (init_ssa_operands): Do not initialize it.
13095 (fini_ssa_operands): Do not free it.
13096 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13098 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13099 update_stmt, remove the others. Fix comments.
13100 * tree-dfa.c (optimize_stack_restore): Likewise.
13101 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13102 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13103 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13104 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13106 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13107 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13108 (dom_opt_finalize_block): Likewise, adjusting access to
13110 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13111 (stmts_to_rescan): Change item type to gimple.
13112 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13114 2009-05-24 Ira Rosen <irar@il.ibm.com>
13116 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13117 * tree-pass.h (pass_slp_vectorize): New pass.
13118 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13119 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13120 * tree-vectorizer.c (timevar.h): Include.
13121 (user_vect_verbosity_level): Declare.
13122 (vect_location): Fix comment.
13123 (vect_set_verbosity_level): Update user_vect_verbosity_level
13124 instead of vect_verbosity_level.
13125 (vect_set_dump_settings): Add an argument. Ignore user defined
13126 verbosity if dump flags require higher level of verbosity. Print to
13127 stderr only for loop vectorization.
13128 (vectorize_loops): Update call to vect_set_dump_settings.
13129 (execute_vect_slp): New function.
13130 (gate_vect_slp): Likewise.
13131 (struct gimple_opt_pass pass_slp_vectorize): New.
13132 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13133 access its members.
13134 (vec_info_for_bb): New function.
13135 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13136 (VECTORIZATION_ENABLED): New macro.
13137 (SLP_ENABLED, SLP_DISABLED): Likewise.
13138 (vect_is_simple_use): Add bb_vec_info argument.
13139 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13140 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13141 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13142 vect_schedule_slp, vect_analyze_slp): Likewise.
13143 (vect_analyze_stmt): Add slp_tree argument.
13144 (find_bb_location): Declare.
13145 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13146 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13147 (vect_analyze_loop_operations, vect_analyze_loop,
13148 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13149 vect_finalize_reduction, vectorizable_reduction,
13150 vectorizable_live_operation, vect_transform_loop): Likewise.
13151 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13152 skip evolution analysis if analyzing a basic block.
13153 (dr_analyze_indices): Likewise.
13154 (initialize_data_dependence_relation): Skip the test whether the
13155 object is invariant for basic blocks.
13156 (compute_all_dependences): Skip dependence analysis for data
13157 references in basic blocks.
13158 (find_data_references_in_stmt): Don't fail in case of invariant
13159 access in basic block.
13160 (find_data_references_in_bb): New function.
13161 (find_data_references_in_loop): Move code to
13162 find_data_references_in_bb and add a call to it.
13163 (compute_data_dependences_for_bb): New function.
13164 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13165 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13167 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13168 unknown dependence in basic block and fail in case of dependence in
13170 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13171 dependence instances from either loop or basic block vectorization
13173 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13174 before calling nested_in_vect_loop_p.
13175 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13176 dependence instances from either loop or basic block vectorization
13178 (vect_verify_datarefs_alignment): Likewise.
13179 (vect_enhance_data_refs_alignment): Adjust function calls.
13180 (vect_analyze_data_refs_alignment): Likewise.
13181 (vect_analyze_group_access): Fix printing. Skip different checks if
13182 DR_STEP is 0. Keep strided stores either in loop or basic block
13183 vectorization data structure. Fix indentation.
13184 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13186 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13187 dependence instances from either loop or basic block vectorization
13189 (vect_analyze_data_refs): Update comment. Call
13190 compute_data_dependences_for_bb to analyze basic blocks.
13191 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13192 case of loop vectorization. In case of basic block vectorization use
13193 data-ref itself as a base.
13194 (vect_create_data_ref_ptr): In case of basic block vectorization:
13195 don't advance the pointer, add new statements before the current
13196 statement. Adjust function calls.
13197 (vect_supportable_dr_alignment): Support only aligned accesses in
13198 basic block vectorization.
13199 * common.opt (ftree-slp-vectorize): New flag.
13200 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13201 (vect_pattern_recog_1): Likewise.
13202 * tree-vect-stmts.c (process_use): Likewise.
13203 (vect_init_vector): Add new statements in the beginning of the basic
13204 block in case of basic block SLP.
13205 (vect_get_vec_def_for_operand): Adjust function calls.
13206 (vect_finish_stmt_generation): Likewise.
13207 (vectorizable_call): Add assert that it is loop vectorization, adjust
13209 (vectorizable_conversion, vectorizable_assignment): Likewise.
13210 (vectorizable_operation): In case of basic block SLP, take
13211 vectorization factor from statement's type and skip the relevance
13212 check. Adjust function calls.
13213 (vectorizable_type_demotion): Add assert that it is loop
13214 vectorization, adjust function calls.
13215 (vectorizable_type_promotion): Likewise.
13216 (vectorizable_store): Check for outer loop only in case of loop
13217 vectorization. Adjust function calls. For basic blocks, skip the
13218 relevance check and don't advance pointers.
13219 (vectorizable_load): Likewise.
13220 (vectorizable_condition): Add assert that it is loop vectorization,
13221 adjust function calls.
13222 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13223 that it is not reduction, get vector type, call only supported
13224 functions, skip loop specific parts.
13225 (vect_transform_stmt): Check for outer loop only in case of loop
13227 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13228 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13229 for external definition.
13230 * passes.c (pass_slp_vectorize): New pass.
13231 * tree-vect-slp.c (find_bb_location): New function.
13232 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13233 check for patterns only in loops.
13234 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13235 case of multiple types in basic block SLP.
13236 (vect_mark_slp_stmts_relevant): New function.
13237 (vect_supported_load_permutation_p): Fix comment.
13238 (vect_analyze_slp_instance): Add argument. In case of basic block
13239 SLP, take vectorization factor from statement's type, check that
13240 unrolling factor is 1. Adjust function call. Save SLP instance in
13241 either loop or basic block vectorization structure. Return FALSE,
13243 (vect_analyze_slp): Add argument. Get strided stores groups from
13244 either loop or basic block vectorization structure. Return FALSE
13245 if basic block SLP failed.
13246 (new_bb_vec_info): New function.
13247 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13248 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13249 (vect_schedule_slp): Add argument. Get SLP instances from either
13250 loop or basic block vectorization structure. Set vectorization factor
13251 to be 1 for basic block SLP.
13252 (vect_slp_transform_bb): New function.
13253 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13255 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13257 * final.c (shorten_branches): Do not align labels for jump tables.
13258 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13260 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13262 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13263 Remove outdated reference to flow.c and fix nits.
13264 * doc/gccint.texi: Tweak RTL description.
13265 * doc/rtl.texi: Likewise.
13267 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13269 * config/avr/avr.c: Change my email address.
13270 * config/avr/avr.h: Likewise.
13271 * config/avr/avr.md: Likewise.
13272 * config/avr/avr-protos.h: Likewise.
13273 * config/avr/libgcc.S: Likewise.
13275 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13277 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13278 (spu_split_load, spu_split_store): Change return type to int.
13279 (spu_split_convert): Declare.
13280 * config/spu/predicates.md (spu_mem_operand): Remove.
13281 (spu_mov_operand): Update.
13282 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13283 * config/spu/spu.c (regno_aligned_for_load): Remove.
13284 (reg_aligned_for_addr, spu_expand_load): Define.
13285 (spu_expand_extv): Reimplement and handle MEM.
13286 (spu_expand_insv): Handle MEM.
13287 (spu_sched_reorder): Handle insn's with length 0.
13288 (spu_legitimate_address_p): Reimplement.
13289 (store_with_one_insn_p): Return TRUE for any mode with size
13290 larger than 16 bytes.
13291 (address_needs_split): Define.
13292 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13294 (spu_convert_move): Define.
13295 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13296 (spu_split_store): Change all MEM's to TImode.
13297 (spu_init_expanders): Preallocate registers that correspond to
13298 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13300 (spu_split_convert): Define.
13301 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13302 (_move<mode>, _movdi, _movti): Update predicate and condition.
13303 (load, store): Change to define_split.
13304 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13306 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13307 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13308 define_insn_and_split of lshr<mode>3.
13309 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13310 (<v>ashr<mode>3_imm): Define.
13311 (extv, extzv, insv): Allow MEM operands.
13312 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13313 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13314 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13315 (_spu_convert2): Change to define_insn_and_split and remove the
13316 corresponding define_peephole2.
13317 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13318 Change predicates to memory_operand.
13320 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13322 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13324 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13326 PR tree-optimization/40219
13327 * tree.c (iterative_hash_expr): Make sure the builtin function is
13328 a normal builtin function and not a front end or back end builtin
13329 before indexing into the built_in_decls array.
13331 2009-05-22 Richard Guenther <rguenther@suse.de>
13333 PR middle-end/38964
13334 * alias.c (write_dependence_p): Do not use TBAA for answering
13335 anti-dependence or output-dependence.
13336 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13337 (emit_pointer_definition): Remove.
13338 (emit_alias_warning): Likewise.
13339 (find_what_var_points_to): Remove TBAA pruning code.
13340 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13342 (compute_points_to_sets): Remove code computing the set of
13343 dereferenced pointers.
13344 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13345 oracle for querying anti and output dependencies.
13346 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13347 if TBAA may be applied.
13348 (refs_anti_dependent_p): New function.
13349 (refs_output_dependent_p): Likewise.
13350 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13351 (refs_output_dependent_p): Likewise.
13352 * doc/tree-ssa.texi (Memory model): New section.
13353 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13354 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13355 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13356 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13357 * expr.c (expand_expr_real_1): Likewise.
13358 * gimple-low.c (lower_stmt): Likewise.
13359 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13360 (dump_gimple_cdt): Remove.
13361 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13362 (gimple_size): Likewise.
13363 (walk_gimple_op): Likewise.
13364 (is_gimple_stmt): Likewise.
13365 (walk_stmt_load_store_addr_ops): Likewise.
13366 (gimple_build_cdt): Remove.
13367 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13368 * gimple.h (gimple_cdt_new_type): Remove.
13369 (gimple_cdt_new_type_ptr): Likewise.
13370 (gimple_cdt_set_new_type): Likewise.
13371 (gimple_cdt_location): Likewise.
13372 (gimple_cdt_location_ptr): Likewise.
13373 (gimple_cdt_set_location): Likewise.
13374 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13375 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13376 GIMPLE_CHANGE_DYNAMIC_TYPE.
13377 (verify_types_in_gimple_stmt): Likewise.
13378 * tree-inline.c (estimate_num_insns): Likewise.
13379 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13380 (copy_decl_to_var): Likewise.
13381 (copy_result_decl_to_var): Likewise.
13382 * tree-pretty-print.c (dump_generic_node): Do not handle
13383 CHANGE_DYNAMIC_TYPE_EXPR.
13384 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13385 * tree-ssa-operands.c (get_expr_operands): Likewise.
13386 * tree-ssa-structalias.c (struct variable_info): Remove
13387 no_tbaa_pruning member.
13388 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13389 (unify_nodes): Do not copy it.
13390 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13391 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13392 (set_uids_in_ptset): Do not check it.
13393 (find_what_var_points_to): Likewise.
13394 (compute_tbaa_pruning): Remove.
13395 (compute_points_to_sets): Do not call it.
13396 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13397 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13398 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13399 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13400 (DECL_NO_TBAA_P): Likewise.
13401 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13402 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13403 (expand_omp_atomic_pipeline): Do not set it.
13404 * print-tree.c (print_node): Do not dump it.
13405 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13408 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13411 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13414 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13416 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13419 2009-05-22 Ben Elliston <bje@au.ibm.com>
13421 * Makefile.in (bversion.h, s-bversion): New targets.
13422 (TOPLEV_H): Add bversion.h.
13423 * toplev.h: Include "bversion.h".
13424 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13425 the __format__ attribute only if compiling with the same version
13426 of GCC as the sources (the "build version").
13428 2009-05-22 Ben Elliston <bje@au.ibm.com>
13430 * c-format.c (handle_format_attribute): Fix comment typo.
13432 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13435 * config/ia64/ia64.opt (mfused-madd): New.
13436 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13437 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13438 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13439 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13440 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13441 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13442 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13443 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13444 instruction if !TARGET_FUSED_MADD.
13445 (fpma, fpms): Remove colon from name.
13447 2009-05-22 Richard Guenther <rguenther@suse.de>
13449 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13450 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13451 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13453 (create_expression_by_pieces): Only convert if necessary.
13454 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13455 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13457 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13459 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13460 regular pattern from a template and rename it ...
13461 (*extzv_truncsi_exts): ... to this.
13463 2009-05-21 Richard Guenther <rguenther@suse.de>
13465 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13466 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13467 (cgraph_default_inline_p): Likewise.
13468 (cgraph_decide_inlining_incrementally): Likewise.
13470 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13471 Uros Bizjak <ubizjak@gmail.com>
13473 * config/i386/cpuid.h (bit_MOVBE): New.
13475 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13477 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13478 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13479 (ix86_handle_option): Handle OPT_mmovbe.
13480 (ix86_target_string): Add -mmovbe.
13481 (pta_flags): Add PTA_MOVBE.
13482 (processor_alias_table): Add PTA_MOVBE to "atom".
13483 (override_options): Handle PTA_MOVBE.
13485 * config/i386/i386.h (TARGET_MOVBE): New.
13487 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13488 (*bswapsi_movbe): New.
13489 (*bswapdi_movbe): Likewise.
13490 (bswapdi2): Renamed to ...
13491 (*bswapdi_1): This.
13492 (bswapdi2): New expander.
13494 * config/i386/i386.opt (mmovbe): New.
13496 * doc/invoke.texi: Document -mmovbe.
13498 2009-05-21 Taras Glek <tglek@mozilla.com>
13500 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13501 * gcc-plugin.h (plugin_init): Updated signature.
13502 * gcc-plugin.h (plugin_name_args): Moved to this header.
13503 * doc/plugins.texi (plugin_init): Updated documention to reflect
13505 * doc/plugins.texi (plugin_name_args): Added to documention.
13507 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13509 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13510 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13512 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13514 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13515 JUMP_TABLE_DATA_P predicates where applicable.
13516 * config/i386/predicates.md: Ditto.
13517 * config/i386/sse.md: Ditto.
13519 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13521 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13522 operand2 -128 override length_immediate attribute to 1.
13523 * config/i386/predicates.md (constm128_operand): New predicate.
13525 * config/i386/i386.c (memory_address_length): Handle %r12
13526 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13528 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13529 mode look through optional ZERO_EXTEND and SUBREG.
13530 * config/i386/i386.md (R12_REG): New define_constant.
13531 (prefix_data16): For sse unit set also for MODE_TI insns.
13532 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13533 insns set if operand 1 is ext_QIreg_operand.
13534 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13535 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13537 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13538 mode from MODE_DI to MODE_SI.
13539 (movdi_1_rex64): Override modrm and length_immediate attributes
13540 only for movabs (TYPE_IMOV, alternative 2).
13541 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13542 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13543 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13544 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13545 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13546 prefix_rex attribute if DImode.
13547 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13548 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13549 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13550 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13551 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13552 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13553 Likewise. For TYPE_IMOV clear length_immediate attribute.
13554 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13555 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13556 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13557 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13558 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13559 or one operand TYPE_ISHIFT.
13560 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13561 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13562 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13563 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13564 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13565 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13566 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13567 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13568 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13569 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13570 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13571 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13572 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13573 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13574 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13575 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13576 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13577 set mode attribute, don't override length attribute.
13578 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13580 (return_internal_long): Set length attribute to 2 instead of 1.
13581 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13582 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13583 prefix_rex attribute.
13584 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13586 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13588 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13590 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13592 2009-05-20 Ian Lance Taylor <iant@google.com>
13594 * tree.c (build_tree_list_vec_stat): New function.
13595 (ctor_to_vec): New function.
13596 (build_nt_call_vec): New function.
13597 (build_call_array): Change args to be a const pointer.
13598 (build_call_vec): New function.
13599 * tree.h (build_nt_call_vec): Declare.
13600 (build_tree_list_vec_stat): Declare.
13601 (build_tree_list_vec): Define.
13602 (build_call_array): Update declaration.
13603 (build_call_vec): Declare.
13604 (ctor_to_vec): Declare.
13605 * c-common.c (tree_vector_cache): New static variable.
13606 (make_tree_vector): New function.
13607 (release_tree_vector): New function.
13608 (make_tree_vector_single): New function.
13609 (make_tree_vector_copy): New function.
13610 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13611 (make_tree_vector_single, make_tree_vector_copy): Declare.
13612 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13613 (c_parser_expr_list): Don't manage cache here, instead call
13615 (c_parser_release_expr_list): Remove static function.
13616 (c_parser_vec_to_tree_list): Remove static function.
13617 (c_parser_attributes): Call build_tree_list_vec instead of
13618 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13619 c_parser_release_expr_list.
13620 (c_parser_postfix_expression_after_primary): Likewise.
13621 (c_parser_objc_keywordexpr): Likewise.
13623 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13625 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13626 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13627 TARGET_CONVERT_TO_TYPE.
13628 * hooks.c (hook_tree_const_tree_null): Define.
13629 * hooks.h (hook_tree_const_tree_null): Declare.
13630 * target.h (struct gcc_target): Add invalid_parameter_type,
13631 invalid_return_type, promoted_type, and convert_to_type fields.
13632 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13633 (TARGET_INVALID_RETURN_TYPE): Define.
13634 (TARGET_PROMOTED_TYPE): Define.
13635 (TARGET_CONVERT_TO_TYPE): Define.
13636 (TARGET_INITIALIZER): Update for new fields.
13637 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13638 (grokparms): Check targetm.invalid_parameter_type.
13639 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13640 * c-convert.c (convert): Check targetm.convert_to_type.
13642 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13644 * config/mips/mips.md (*extenddi_truncate<mode>,
13645 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13647 (*extendhi_truncateqi): New define_insn_and_sptit.
13649 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13651 PR middle-end/40204
13652 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13653 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13655 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13657 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13658 the operand of VIEW_CONVERT_EXPR.
13660 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13662 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13663 extended family and model for Intel processors. Support Intel Atom.
13665 2009-05-20 Olivier Hainque <hainque@adacore.com>
13667 * gstab.h (stab_code_type): Define, to be used instead of the
13668 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13670 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13671 occurrences by stab_code_type.
13672 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13674 2009-05-20 Martin Jambor <mjambor@suse.cz>
13676 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13677 (sra_insert_before): Likewise.
13678 (sra_insert_after): Likewise.
13679 (sra_init_cache): Likewise.
13680 (sra_type_can_be_decomposed_p): Likewise.
13681 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13682 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13683 (sra_insert_before): Likewise.
13684 (sra_insert_after): Likewise.
13685 (sra_init_cache): Likewise.
13686 (insert_edge_copies_seq): Made static and moved upwards.
13688 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13691 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13693 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13694 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13697 2009-05-20 Richard Guenther <rguenther@suse.de>
13699 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13700 with mismatched comparison modes.
13702 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13704 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13705 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13706 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13707 with shifts for Thumb2.
13708 (orsi_notsi): New for orn.
13709 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13710 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13711 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13712 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13713 Don't invert remainder for IOR.
13715 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13717 PR tree-optimization/40087
13718 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13719 number_of_iterations_ne): Rename never_infinite argument.
13720 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13721 number_of_iterations_le): Handle pointer-type ivs when
13722 exit_must_be_taken is false.
13723 (number_of_iterations_cond): Do not always assume that
13724 exit_must_be_taken if the control variable is a pointer.
13726 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13728 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13729 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13731 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13733 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13734 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13736 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13739 * c.opt (Wlogical-op): Disabled by default.
13740 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13742 * doc/invoke.texi (Wlogical-op): Likewise.
13744 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13746 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13748 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13749 Propagate the type of the first operand.
13750 <ASSERT_EXPR>: Simplify.
13751 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13752 Rewrite using the RHS code as discriminant.
13753 <NOP_EXPR>: Turn into CASE_CONVERT.
13754 <PLUS_EXPR>: Propagate the type of the first operand.
13756 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13758 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13759 (ia64_dconst_0_375): New.
13760 * config/ia64/ia64.c (ia64_override_options): Remove
13761 -minline-sqrt-min-latency warning.
13762 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13763 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13764 * config/ia64/ia64.md (*sqrt_approx): Remove.
13765 (sqrtsf2): Remove #if 0.
13766 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13767 (sqrtdf): Remove assert.
13768 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13769 (sqrtxf2): Remove #if 0.
13770 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13771 * div.md (sqrt_approx_rf): New.
13772 (sqrtsf2_internal_thr): New implementation.
13773 (sqrtsf2_internal_lat): New.
13774 (sqrtdf2_internal_thr: New implementation.
13775 (sqrtxf2_internal): New implementation.
13777 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13778 Hans-Peter Nilsson <hp@axis.com>
13780 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13781 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13782 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13783 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13784 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13785 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13786 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13787 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13788 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13789 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13790 * c-common.c: ...from here.
13792 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13794 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13796 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13798 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13800 2009-05-19 Ben Elliston <bje@au.ibm.com>
13802 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13803 assignments with memcpy calls.
13804 (add_fdes): Likewise.
13805 (binary_search_unencoded_fdes): Likewise.
13806 (linear_search_fdes): Eliminate type puns.
13808 2009-05-19 Richard Guenther <rguenther@suse.de>
13810 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13811 not falsely claim to have propagated into all uses.
13813 2009-05-19 Ben Elliston <bje@au.ibm.com>
13815 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13818 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13820 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13821 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13822 (TARGET_LEGITIMATE_ADDRESS_P): New.
13823 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13824 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13826 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13829 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13830 child of the containing namespace's DIE.
13832 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13834 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13835 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13836 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13839 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13842 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13843 gen_align with gen_pad.
13844 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13845 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13847 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13848 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13850 * config/i386/i386.md (align): Renamed to ...
13851 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13852 ASM_OUTPUT_MAX_SKIP_PAD.
13854 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13856 * config.gcc: Fix variable syntax.
13859 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13860 before calling exact_log2.
13861 (output_iorsi3): Likewise.
13862 (output_xorsi3): Likewise.
13864 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13866 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13867 for the none zero constant operand except for EQ and NE
13868 comprisons even when the first operand is R0.
13870 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13872 * config/s390/2064.md: Remove trailing whitespaces.
13873 * config/s390/2084.md: Likewise.
13874 * config/s390/constraints.md: Likewise.
13875 * config/s390/fixdfdi.h: Likewise.
13876 * config/s390/libgcc-glibc.ver: Likewise.
13877 * config/s390/s390-modes.def: Likewise.
13878 * config/s390/s390-protos.h: Likewise.
13879 * config/s390/s390.c: Likewise.
13880 * config/s390/s390.h: Likewise.
13881 * config/s390/s390.md: Likewise.
13882 * config/s390/tpf-unwind.h: Likewise.
13884 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13886 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13888 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13891 * configure.ac (m68k-*-*): Check if binutils support TLS.
13892 * configure: Regenerate.
13893 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13894 * config/m68k/constraints.md (Cu): New constraint.
13895 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13896 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13897 (movsi): Handle TLS symbols.
13898 (addsi3_5200): Handle XTLS symbols, indent.
13899 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13900 (m68k_tls_reference_p): Declare.
13901 (m68k_legitimize_address): Declare.
13902 (m68k_unwrap_symbol): Declare.
13903 * config/m68k/m68k.opt (mxtls): New option.
13904 * config/m68k/m68k.c (ggc.h): Include.
13905 (m68k_output_dwarf_dtprel): Implement hook.
13906 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13907 (m68k_expand_prologue): Load GOT pointer when function needs it.
13908 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13909 (m68k_legitimate_constant_address_p): Same.
13910 (m68k_decompose_address): Handle TLS references.
13911 (m68k_get_gp): New static function.
13912 (enum m68k_reloc): New contants.
13913 (TLS_RELOC_P): New macro.
13914 (m68k_wrap_symbol): New static function.
13915 (m68k_unwrap_symbol): New function.
13916 (m68k_final_prescan_insn_1): New static function.
13917 (m68k_final_prescan_insn): New function.
13918 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13920 (legitimize_pic_address): Handle TLS references..
13921 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13922 (m68k_libcall_value_in_a0_p)
13923 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13924 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13925 (m68k_legitimize_tls_address): Handle TLS references.
13926 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13928 (m68k_legitimize_address): Handle TLS symbols.
13929 (m68k_get_reloc_decoration): New static function.
13930 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13932 (m68k_output_dwarf_dtprel): Implement hook.
13933 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13934 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13935 m68k_call_* routines.
13936 (sched_attr_op_type): Handle TLS symbols.
13937 (gt-m68k.h): Include.
13938 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13939 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13941 2009-05-18 Martin Jambor <mjambor@suse.cz>
13943 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13944 (visit_store_addr_for_mod_analysis): New function.
13945 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13946 (determine_cst_member_ptr): Use gimple_assign_single_p.
13947 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13948 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13949 operands. Don't check number of operands of a NOP_EXPR.
13951 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13953 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13955 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13958 * c-common.c (warn_logical_operator): Don't warn if one of
13959 expression isn't always true or false.
13961 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13963 * config/i386/biarch32.h: New file.
13964 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13966 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13968 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13969 *zero_extend<mode>_truncqi): Merge these into ...
13970 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13971 Name the pattern following this as *zero_extendhi_truncqi.
13973 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13975 PR middle-end/39301
13976 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13977 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13978 (output_info): Make field HOST_WIDEST_INT.
13979 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13980 (dump_bitmat_statistics): Same.
13982 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13984 * config.gcc (use_gcc_stdint): Set to wrap.
13985 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13986 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13987 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13988 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13989 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13990 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13991 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13992 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13994 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13996 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13998 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13999 Move definitions earlier.
14000 (OPT_ARCH64, OPT_ARCH32): Define.
14001 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14004 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14007 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14010 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14012 * arm.md (movdi2): Copy non-reg values to DImode registers.
14014 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14017 * final.c (label_to_max_skip): New function.
14018 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14019 CODE_LABEL_NUMBER <= max_labelno.
14020 * output.h (label_to_max_skip): New prototype.
14021 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14022 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14023 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14024 Handle CODE_LABELs with >= 16 byte alignment or with
14025 max_skip == (1 << align) - 1.
14026 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14027 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14030 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14031 .p2align 3 if MAX_SKIP is smaller than 7.
14032 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14034 2009-05-15 Ian Lance Taylor <iant@google.com>
14036 * alias.c (struct alias_set_entry_d): Rename from struct
14037 alias_set_entry. Change all uses.
14038 * except.c (struct call_site_record_d): Rename from struct
14039 call_site_record. Change all uses.
14040 * except.h (struct eh_region_d): Rename from struct eh_region.
14042 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14044 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14045 ivtype_map_elt. Change all uses.
14046 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14048 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14049 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14051 (struct sese_d): Rename from struct sese. Change all uses.
14052 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14053 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14054 * optabs.h (struct optab_d): Rename from struct optab. Change all
14056 (struct convert_optab_d): Rename from struct convert_optab.
14058 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14059 ipa_opt_pass. Change all uses.
14060 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14063 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14064 defined as a typedef.
14065 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14068 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14071 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14073 (merge_ranges): Returns bool.
14074 * tree.h (make_range): .. to here.
14075 (build_range_check): Likewise.
14076 (merge_ranges): Likewise. Renamed from merge_ranges.
14077 * c-typeck.c (parser_build_binary_op): Update calls to
14078 warn_logical_operator.
14079 * c-common.c (warn_logical_operator): Add new warning.
14080 * c-common.h (warn_logical_operator): Update declaration.
14082 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14084 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14086 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14088 * doc/install.texi: Document MPC requirements, flags etc.
14090 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14091 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14092 Evaluate constant arguments.
14093 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14094 (fold_builtin_1): Likewise, also evaluate constant arguments.
14095 Remove superfluous break.
14096 (do_mpc_ckconv): New.
14097 * real.h: Include mpc.h.
14098 * toplev.c (print_version): Output MPC version info if available.
14100 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14102 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14104 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14106 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14109 2009-05-15 Jan Hubicka <jh@suse.cz>
14111 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14112 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14113 (try_inline): Fix return value.
14114 (cgraph_decide_inlining_incrementally): Honor new value.
14115 (cgraph_early_inlining): Handle indirect inlining.
14116 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14118 2009-05-15 Jan Hubicka <jh@suse.cz>
14120 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14121 * cgraphunit.c (cgraph_finalize_function): Set it.
14122 (cgraph_expand_function): Use it.
14124 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14126 * real.c (encode_ieee_half): Define.
14127 (decode_ieee_half): Define.
14128 (ieee_half_format): Define.
14129 (arm_half_format): Define.
14130 * real.h (ieee_half_format): Declare.
14131 (arm_half_format): Declare.
14133 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14135 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14136 swapped, and reversed optabs exist before trying to use them.
14138 2009-05-15 Paul Brook <paul@codesourcery.com>
14139 Sandra Loosemore <sandra@codesourcery.com>
14141 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14142 loads. Allow PRE_DEC.
14143 (output_move_neon): Handle PRE_DEC.
14144 (arm_print_operand): Add 'A' for neon structure loads.
14145 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14146 * config/arm/neon.md (neon_mov): Update comment.
14147 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14149 (Um): New constraint.
14151 2009-05-15 Jan Hubicka <jh@suse.cz>
14153 Revert the following patch until testsuite fallout is fixed:
14154 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14155 * cgraph.h (struct inline_summary): New filed self_wize,
14156 size_inlining_benefit, self_time and time_inlining_benefit.
14157 (struct cgraph_global_info): Replace insns by time ans size fields.
14158 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14159 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14160 (ipcp_update_callgraph): Do not touch function bodies.
14161 * ipa-inline.c: Include except.h
14162 (MAX_TIME): New constant.
14163 (overall_insns): Remove
14164 (overall_size, max_benefit): New static variables.
14165 (cgraph_estimate_time_after_inlining): New function.
14166 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14167 (cgraph_clone_inlined_nodes): Update size.
14168 (cgraph_mark_inline_edge): Update size.
14169 (cgraph_estimate_growth): Use size info.
14170 (cgraph_check_inline_limits): Check size.
14171 (cgraph_default_inline_p): Likewise.
14172 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14173 (cgraph_decide_recursive_inlining): Check size.
14174 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14176 (cgraph_decide_inlining): Likewise.
14177 (cgraph_decide_inlining_incrementally): Likewise; honor
14178 PARAM_EARLY_INLINING_INSNS.
14179 (likely_eliminated_by_inlining_p): New predicate.
14180 (estimate_function_body_sizes): New function.
14181 (compute_inline_parameters): Use it.
14182 * except.c (must_not_throw_labels): New function.
14183 * except.h (must_not_throw_labels): Declare.
14184 * tree-inline.c (init_inline_once): Kill inlining_weigths
14185 * tree-ssa-structalias.c: Avoid uninitialized warning.
14186 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14187 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14188 (PARAM_INLINE_CALL_COST): Remove.
14189 (PARAM_EARLY_INLINING_INSNS): New.
14191 2009-05-15 Richard Guenther <rguenther@suse.de>
14193 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14194 not TODO_update_ssa.
14196 2009-05-15 Richard Guenther <rguenther@suse.de>
14198 PR tree-optimization/39999
14199 * gimple.h (gimple_expr_type): Use the expression type looking
14200 through useless conversions.
14201 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14202 (vn_nary_op_insert_stmt): Likewise.
14203 (simplify_binary_expression): Likewise.
14205 2009-05-15 Richard Guenther <rguenther@suse.de>
14207 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14208 New options, enabled by default.
14209 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14211 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14212 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14213 * tree-ssa-structalias.c (gate_tree_pta): New function.
14214 (pass_build_alias): Use it.
14216 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14218 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14219 recurse on an invariant address if a conversion from a pointer
14220 type to a wider integer type is involved.
14222 2009-05-15 Jan Hubicka <jh@suse.cz>
14224 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14225 * cgraph.h (struct inline_summary): New filed self_wize,
14226 size_inlining_benefit, self_time and time_inlining_benefit.
14227 (struct cgraph_global_info): Replace insns by time ans size fields.
14228 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14229 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14230 (ipcp_update_callgraph): Do not touch function bodies.
14231 * ipa-inline.c: Include except.h
14232 (MAX_TIME): New constant.
14233 (overall_insns): Remove
14234 (overall_size, max_benefit): New static variables.
14235 (cgraph_estimate_time_after_inlining): New function.
14236 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14237 (cgraph_clone_inlined_nodes): Update size.
14238 (cgraph_mark_inline_edge): Update size.
14239 (cgraph_estimate_growth): Use size info.
14240 (cgraph_check_inline_limits): Check size.
14241 (cgraph_default_inline_p): Likewise.
14242 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14243 (cgraph_decide_recursive_inlining): Check size.
14244 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14246 (cgraph_decide_inlining): Likewise.
14247 (cgraph_decide_inlining_incrementally): Likewise; honor
14248 PARAM_EARLY_INLINING_INSNS.
14249 (likely_eliminated_by_inlining_p): New predicate.
14250 (estimate_function_body_sizes): New function.
14251 (compute_inline_parameters): Use it.
14252 * except.c (must_not_throw_labels): New function.
14253 * except.h (must_not_throw_labels): Declare.
14254 * tree-inline.c (init_inline_once): Kill inlining_weigths
14255 * tree-ssa-structalias.c: Avoid uninitialized warning.
14256 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14257 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14258 (PARAM_INLINE_CALL_COST): Remove.
14259 (PARAM_EARLY_INLINING_INSNS): New.
14260 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14261 (inline-call-cost): Remove.
14262 (early-inlining-insns): New.
14264 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14266 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14268 (print_int_cst_bounds_in_octal_p): Likewise.
14269 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14271 * dwarf2out.c (base_type_die): Likewise.
14272 (is_subrange_type): Delete.
14273 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14274 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14275 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14276 if the destination type is boolean.
14277 (build_range_check): Do not special-case subtypes.
14278 (fold_sign_changed_comparison): Likewise.
14279 (fold_unary): Likewise.
14280 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14281 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14282 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14283 * tree.c (subrange_type_for_debug_p): New predicate based on the
14284 former is_subrange_type.
14285 * tree.h (subrange_type_for_debug_p): Declare.
14286 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14287 (convert_affine_scev): Remove call to above function.
14288 (chrec_convert_aggressive): Likewise.
14289 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14290 false for conversions involving subtypes.
14291 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14292 (vrp_val_min): Likewise.
14293 (needs_overflow_infinity): Likewise.
14294 (extract_range_from_unary_expr): Likewise.
14296 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14298 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14299 * config/frv/frv.c: Likewise.
14300 * config/s390/s390.c: Likewise.
14301 * config/sparc/sparc.h: Likewise.
14302 * config/i386/i386.h: Likewise.
14303 * config/i386/i386.c: Likewise.
14304 * config/crx/crx.c: Likewise.
14305 * config/m68hc11/m68hc11.h: Likewise.
14306 * config/iq2000/iq2000.c: Likewise.
14307 * config/mn10300/mn10300.h: Likewise.
14308 * config/mn10300/mn10300.c: Likewise.
14309 * config/m68k/m68k.c: Likewise.
14310 * config/rs6000/rs6000.c: Likewise.
14311 * config/rs6000/xcoff.h: Likewise.
14312 * config/rs6000/linux64.h: Likewise.
14313 * config/rs6000/sysv4.h: Likewise.
14314 * config/score/score3.c: Likewise.
14315 * config/score/score7.c: Likewise.
14316 * config/score/score.c: Likewise.
14317 * config/arm/arm.md: Likewise.
14318 * config/mips/mips.c: Likewise.
14319 * config/mips/mips.md: Likewise.
14320 * config/bfin/bfin.h: Likewise.
14321 * config/pa/pa.c: Likewise.
14322 * config/pa/constraints.md: Likewise.
14324 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14325 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14326 * config/pdp11/pdp11.h: Use memory_address_p instead.
14328 2009-05-14 Ian Lance Taylor <iant@google.com>
14330 * passes.c (finish_optimization_passes): Change i to int.
14331 * plugin.c (plugins_active_p): Change event to int.
14332 (dump_active_plugins): Likewise.
14333 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14335 * tree.c (tree_range_check_failed): Change c to unsigned int.
14336 (omp_clause_range_check_failed): Likewise.
14337 (build_common_builtin_nodes): Change mode to int. Add cast.
14338 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14339 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14341 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14342 ++ or -- with a variable of enum type.
14344 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14347 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14349 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14351 * store-motion.c: Do not include params.h
14352 * Makefile.in: Fix dependencies for various files.
14354 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14356 * auto-inc-dec.c: Fix pass description, remove apparent
14357 accidental duplication.
14359 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14361 PR middle-end/40147
14362 * ipa-utils.h (memory_identifier_string): Moved to ...
14363 * tree.h (memory_identifier_string): Here. Add GTY(()).
14365 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14367 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14368 in the former documentation of...
14369 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14370 * ira-conflicts.c (get_dup_num): Use address_operand.
14371 * targhooks.c (default_legitimate_address_p): New.
14372 * targhooks.h (default_legitimate_address_p): New.
14373 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14375 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14376 * target.h (struct target): Add legitimate_address_p.
14377 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14378 (TARGET_INITIALIZER): Include it.
14380 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14381 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14382 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14383 (TARGET_LEGITIMATE_ADDRESS_P): New.
14385 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14386 (REG_OK_STRICT_P): Delete.
14387 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14388 (frv_legitimate_address_p_1): ... this.
14389 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14390 (frv_legitimate_address_p_1): ... the renamed old
14391 frv_legitimate_address_p.
14392 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14393 (TARGET_LEGITIMATE_ADDRESS_P): New.
14395 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14396 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14397 * config/s390/s390.c (legitimate_address_p): Rename to...
14398 (s390_legitimate_address_p): ... this, make static.
14399 (legitimize_address): Adjust call.
14400 (TARGET_LEGITIMATE_ADDRESS_P): New.
14401 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14403 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14404 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14405 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14406 (TARGET_LEGITIMATE_ADDRESS_P): New.
14408 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14409 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14410 * config/spu/spu.c (spu_legitimate_address): Rename to...
14411 (spu_legitimate_address_p): ... this, make static.
14412 (TARGET_LEGITIMATE_ADDRESS_P): New.
14414 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14415 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14416 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14417 (sparc_legitimate_address_p): ... this, make static and return bool.
14418 (legitimize_address): Adjust call.
14419 (TARGET_LEGITIMATE_ADDRESS_P): New.
14421 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14422 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14423 * config/i386/i386.c (legitimate_address_p): Rename to...
14424 (ix86_legitimate_address_p): ... this, make static.
14425 (constant_address_p): Move after it, adjust call.
14426 (TARGET_LEGITIMATE_ADDRESS_P): New.
14428 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14429 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14430 * config/avr/avr.c (legitimate_address_p): Rename to...
14431 (avr_legitimate_address_p): ... this, make static.
14432 (legitimize_address): Adjust call.
14433 (TARGET_LEGITIMATE_ADDRESS_P): New.
14435 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14436 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14437 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14438 (TARGET_LEGITIMATE_ADDRESS_P): New.
14440 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14441 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14442 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14443 (TARGET_LEGITIMATE_ADDRESS_P): New.
14445 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14446 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14448 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14450 (TARGET_LEGITIMATE_ADDRESS_P): New.
14452 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14453 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14455 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14457 (m68hc11_legitimate_address_p): ... this, make static.
14458 (go_if_legitimate_address_internal): Rename to...
14459 (m68hc11_legitimate_address_p_1): ... this.
14460 (legitimize_address): Adjust call.
14461 (TARGET_LEGITIMATE_ADDRESS_P): New.
14463 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14464 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14465 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14466 (TARGET_LEGITIMATE_ADDRESS_P): New.
14468 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14469 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14470 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14471 (mn10300_legitimate_address_p): ... this, make static.
14472 (TARGET_LEGITIMATE_ADDRESS_P): New.
14474 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14475 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14476 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14477 (TARGET_LEGITIMATE_ADDRESS_P): New.
14479 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14480 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14481 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14482 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14483 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14484 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14485 (rs6000_legitimate_address_p): ... this, make static.
14486 (TARGET_LEGITIMATE_ADDRESS_P): New.
14487 (REG_MODE_OK_FOR_BASE_P): Delete.
14488 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14490 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14491 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14493 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14494 static, adjust types.
14495 (TARGET_LEGITIMATE_ADDRESS_P): New.
14497 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14498 * config/score/score.c (score_address_p): Rename to...
14499 (score_legitimate_address_p): ... this.
14500 (TARGET_LEGITIMATE_ADDRESS_P): New.
14501 * config/score/score3.c (score3_address_p): Rename to...
14502 (score3_legitimate_address_p): ... this.
14503 * config/score/score7.c (score7_address_p): Rename to...
14504 (score7_legitimate_address_p): ... this.
14506 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14507 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14508 GO_IF_LEGITIMATE_ADDRESS): Delete.
14509 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14510 thumb2_legitimate_address_p): Delete.
14511 (arm_legitimate_address_p): Rename to...
14512 (arm_legitimate_address_outer_p): ... this.
14513 * config/arm/constraints.md ("Uq"): Adjust call.
14514 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14515 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14517 (arm_legitimate_address_outer_p): ... this.
14518 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14520 (TARGET_LEGITIMATE_ADDRESS_P): New.
14522 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14523 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14524 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14525 (TARGET_LEGITIMATE_ADDRESS_P): New.
14527 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14528 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14529 * config/vax/vax.c (legitimate_address_p): Rename to...
14530 (vax_legitimate_address_p): ... this, make static.
14531 (TARGET_LEGITIMATE_ADDRESS_P): New.
14533 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14534 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14535 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14536 (TARGET_LEGITIMATE_ADDRESS_P): New.
14538 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14539 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14540 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14541 (mmix_legitimate_address_p): ... this, make static.
14542 (TARGET_LEGITIMATE_ADDRESS_P): New.
14544 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14545 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14546 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14547 (TARGET_LEGITIMATE_ADDRESS_P): New.
14549 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14551 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14552 of MODE_COMPLEX_INT.
14554 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14556 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14557 LCT_NORMAL in function call.
14558 * mips-tdump.c (print_file_desc): Add cast to enum type.
14559 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14560 (mark_stabs): Add casts to enum types.
14561 (parse_stabs_common): Add casts to enum types.
14563 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14565 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14566 Check for invalid values of LETTER.
14568 2009-05-13 Taras Glek <tglek@mozilla.com>
14570 * attribs.c (register_attribute): moved out attribute registration
14571 into register_attribute.
14572 * doc/plugins.texi: Documented register_attribute and
14574 * gcc-plugin.h: Added forward decl for register_attribute.
14575 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14576 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14577 PLUGIN_ATTRIBUTES boilerplate.
14579 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14581 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14582 values even in sentinel and empty entries.
14583 (ms_printf_flag_specs): Likewise.
14584 (ms_scanf_flag_specs): Likewise.
14585 (ms_strftime_flag_specs): Likewise.
14586 (ms_print_char_table): Likewise.
14587 (ms_scan_char_table): Likewise.
14588 (ms_time_char_table): Likewise.
14590 2009-05-13 Doug Kwan <dougkwan@google.com>
14592 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14594 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14596 * config/mips/mips.md (store): Add attributes for QI and HI.
14598 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14599 (truncdi<mode>2): ... this new pattern.
14601 2009-05-13 Brad Hards <bradh@kde.org>
14603 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14605 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14606 Ben Elliston <bje@au.ibm.com>
14608 PR middle-end/40035
14609 * dse.c (check_mem_read_rtx): Guard against width == -1.
14611 2009-05-13 Michael Matz <matz@suse.de>
14613 PR middle-end/39976
14614 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14615 (trivially_conflicts_p): New function.
14616 (insert_backedge_copies): Use it.
14618 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14620 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14621 (handle_stdc_pragma): Use new enum constant names.
14622 (handle_pragma_float_const_decimal64): Ditto.
14624 2009-05-13 Ian Lance Taylor <iant@google.com>
14626 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14629 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14631 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14632 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14634 * config/m68k/m68k.h (FL_UCLINUX): Define.
14636 2009-05-13 Jan Hubicka <jh@suse.cz>
14638 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14640 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14642 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14643 unless -fschedule-insns is specified.
14645 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14648 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14649 TARGET_EXPAND_CBRANCHDI4.
14650 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14651 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14652 (cmpeqdi): Fix comment.
14654 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14656 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14657 (sh_legitimate_address_p): Likewise.
14658 * config/sh/sh.c (sh_legitimate_index_p): New.
14659 (sh_legitimate_address_p): Likewise.
14660 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14661 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14662 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14663 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14664 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14665 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14666 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14667 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14668 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14670 2009-05-12 Jan Hubicka <jh@suse.cz>
14672 * tree-inline.c (estimate_operator_cost): Add operands;
14673 when division happens by constant, it is cheap.
14674 (estimate_num_insns): Loads and stores are not having cost of 0;
14675 EH magic stuff is cheap; when computing runtime cost of switch,
14676 use log2 base of amount of its cases; builtin_expect has cost of 0;
14677 compute cost for moving return value of call.
14678 (init_inline_once): Initialize time_based flags.
14679 * tree-inline.h (eni_weights_d): Add time_based flag.
14681 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14683 * df-core.c: Update head documentation.
14685 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14688 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14689 shadowing exisiting variable op1.
14691 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14694 * config/i386/driver-i386.c (processor_signatures): New enum.
14695 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14696 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14697 processor signature to detect geode processor.
14699 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14703 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14705 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14706 causes spurious differences between trunk and cond-optab branch.
14708 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14710 * dojump.c (compare_from_rtx): Delete.
14711 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14712 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14713 if the comparison does not satisfy the predicate; test predicates for
14714 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14715 further if one existing pattern fails.
14716 * expr.h (compare_from_rtx): Delete.
14717 (prepare_operand): Declare it.
14718 * optabs.c: Change "lib call" to "libcall" throughout.
14719 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14720 HAVE_conditional_trap, emit_cmp_insn): Delete.
14721 (can_compare_p): Delete cmp_optab case.
14722 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14723 Accept other parameters by value.
14724 (prepare_operand): Make non-static.
14725 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14726 other parameters by value. Try to widen operands here based on
14727 an optab_methods argument and looking at cbranch_optab.
14728 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14729 loop. Use cbranch_optab directly.
14730 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14731 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14733 (emit_conditional_move, emit_conditional_add): Inline what's needed
14734 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14735 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14736 with COMPARE. Move cmov_optab and cstore_optab above
14737 with cbranch_optab, move cmp_optab down with ucmp_optab,
14738 remove tst_otpab. Do not initialize trap_rtx.
14739 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14740 for trap code. Do not check HAVE_conditional_trap. Use
14741 prepare_cmp_insn. Accept no predicate for operand 3.
14742 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14743 (OTI_ctrap, ctrap_optab): New.
14744 (tst_optab): Delete.
14745 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14746 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14747 with lookup of ctrap_optab.
14748 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14750 (ctrap_optab): New.
14752 * combine.c (combine_simplify_rtx, simplify_set): Do not
14753 special case comparing against zero for cc0 machines.
14754 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14755 COMPARE on cc0 machines.
14756 (simplify_relational_operation): Return a new expression when
14757 a COMPARE could be removed.
14758 * final.c (final_scan_insn): Compare cc_status values
14759 against LHS of a (compare FOO (const_int 0)) cc0 source.
14760 Also check if cc_status.value is the full compare.
14762 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14763 (cstoreMM4): Document.
14764 (conditional_trap): Document ctrapMM4 instead.
14765 (sync_compare_and_swapMM): Refer to cbranchcc4.
14766 (Dependent Patterns): Eliminate obsolete information referring to
14767 the old jump optimization phase.
14768 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14769 of compares with 0 on cc0 machines.
14770 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14771 avoiding references to cc0. Remove text about storing operands
14773 * doc/tm.texi (Condition Codes): Include blurb on different
14774 condition code representations, separate into subsections for
14775 CC0, MODE_CC and conditional execution.
14777 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14778 alpha_emit_setcc): Accept operands and a machine mode.
14779 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14780 Get code/op0/op1 from operands, use machine mode argument
14781 instead of alpha_compare.fp_p. Emit the branch here.
14782 (alpha_emit_setcc): Likewise, and return boolean.
14783 (alpha_emit_conditional_move): Likewise. Assert that
14784 cmp_op_mode == cmp_mode, and simplify accordingly.
14785 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14786 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14787 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14789 (stack probe test): Use cbranchdi4.
14790 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14792 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14793 * config/arc/arc.h (movsicc, movsfcc): Use it.
14794 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14795 (cbranchsi4, cstoresi4): New.
14796 (cmpsi, bCC and sCC expanders): Remove.
14798 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14799 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14800 * config/arm/predicates.md (arm_comparison_operator): Only include
14801 floating-point operators if there is a hardware floating-point unit.
14802 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14803 deferring to cbranch_cc and cstore_cc respectively.
14804 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14805 cbranch_cc, cstore_cc): New.
14806 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14808 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14810 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14811 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14813 (adjust_insn_length): Adjust calls.
14814 (avr_reorg): Handle (compare (foo) (const_int 0)).
14815 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14816 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14817 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14818 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14820 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14821 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14823 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14824 (cbranchsi4, cstorebi4, cstoresi4): New.
14825 (movbisi): This insn is duplicate, split it to zero_extend.
14826 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14827 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14828 (bfin_optimize_loop): Use cbranch expander.
14829 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14830 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14831 (bfin_bimode_comparison_operator): ... this.
14832 (bfin_direct_comparison_operator): New.
14834 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14835 inside (compare FOO (const_int 0)).
14836 (cris_rtx_costs): Handle ZERO_EXTRACT.
14837 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14838 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14839 (*tstdi_v32): Delete.
14840 (*cmpdi_non_v32): Add M alternative for operand 1.
14841 (cmpsi, cmp<mode>): Make private.
14842 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14844 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14846 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14847 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14848 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14849 (cc_reg_operand): New.
14850 (any_cond): Delete.
14851 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14852 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14853 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14854 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14855 crx_expand_scond): Delete.
14857 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14859 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14860 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14862 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14863 cstoresi4, cstoresf4, cstoredf4): New.
14864 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14865 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14866 Receive the entire operands array.
14867 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14868 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14869 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14870 Get test/op0/op1 from the operands array.
14871 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14873 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14874 (h8300_expand_store): New.
14875 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14877 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14878 (h8300_expand_store): New.
14879 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14880 or do not try to produce (set (cc0) REG).
14881 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14882 change a compare into a move to a scratch register. Disable some
14883 peepholes when comparing with zero.
14884 (tstsi, tsthi, tstsi, cmpqi): Make private.
14886 (bCC, sCC): Delete.
14887 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14890 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14891 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14892 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14893 (ix86_emit_i387_log1p): Use cbranchxf2.
14894 (ix86_expand_setcc): Return void.
14895 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14896 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14897 cmp<MODEF>, cmpcc): Remove.
14898 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14899 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14900 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14901 (sCC and bCC expanders): Remove.
14902 (stack_protect_test): Use cbranchcc4.
14904 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14906 (ia64_expand_compare): Accept three rtx by reference and return void.
14907 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14908 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14909 from *expr. Update *expr with the BImode comparison to do.
14910 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14911 cmptf, bCC, sCC, conditional_trap): Delete.
14912 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14913 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14914 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14915 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14916 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14918 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14919 type of last argument.
14920 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14921 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14922 use machine mode argument instead of branch_type. Remove dead
14923 code for floating-point comparisons.
14924 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14925 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14927 (cbranchsi4, cstoresi4): New.
14928 * config/iq2000/predicates.md (reg_or_const_operand): New.
14930 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14931 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14932 (b<code>_op): Rewrite to...
14933 (bcc_op): ... this, using match_operator.
14934 (s<code>_op): Rewrite to...
14935 (scc_op): ... this, using match_operator.
14936 (s<code>_24_op): Rewrite to...
14937 (scc_op_24): ... this, using match_operator.
14938 (s<code>_<mode>): Rewrite to...
14939 (cstore<mode>4): ... this, using match_operator.
14940 (s<code>_<mode>_24): Rewrite to...
14941 (cstore<mode>4_24): ... this, using match_operator.
14942 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14943 m32c_unpend_compare, m32c_expand_scc): Delete.
14944 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14945 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14946 (m32c_expand_movcc): Change NE to EQ if necessary.
14947 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14949 * config/m32r/m32r-protos.h (gen_cond_store): New.
14950 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14951 (gen_cond_store): New, from sCC patterns.
14952 (m32r_expand_block_move): Use cbranchsi4.
14953 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14954 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14955 (cbranchsi4, cstoresi4): New.
14957 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14959 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14960 (m68hc11_notice_update_cc): Look into a compare with 0.
14961 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14963 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14964 cmphi, cmpqi, bCC): Delete.
14965 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14966 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14967 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14970 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14971 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14972 * config/m68k/constraints.md (H): New.
14973 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14974 the define_insn below.
14975 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14976 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14977 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14978 patterns): Wrap RHS with COMPARE.
14979 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14980 (*cmpdi_internal): Name this pattern.
14981 (cmpdi): Change to define_insn.
14982 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14983 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14984 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14986 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14987 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14988 (conditional_trap): Change to...
14989 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14990 (*conditional_trap): Use the ordered_comparison_operator and
14991 const1_operand predicates.
14992 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14993 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14994 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14995 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14997 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14998 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14999 (mcore_gen_compare): New.
15000 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15001 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15002 (mcore_gen_compare): ... this.
15003 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15004 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15005 (stack probe pattern): Use cbranchsi4.
15007 * config/mips/predicates.md (mips_cstore_operator): New.
15008 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15009 * config/mips/mips.md (any_cond): Delete.
15010 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15012 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15013 fixuns_truncsfdi2): Use cbranch patterns.
15014 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15015 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15016 Adjust call to mips_expand_conditional_branch.
15017 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15019 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15020 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15021 * config/mips/mips.c (cmp_operands): Delete.
15022 (mips_emit_compare): Get comparison operands from *op0/*op1.
15023 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15024 that it succeeds. Use op0/op1 instead of cmp_operands.
15025 (mips_expand_conditional_branch, mips_expand_conditional_move,
15026 mips_expand_conditional_trap): Likewise.
15027 (mips_block_move_loop): Use cbranch patterns.
15028 * config/mips/mips.h (cmp_operands): Delete.
15030 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15031 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15032 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15033 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15034 (*cmpcc_folded): Rename to...
15035 (*cmpdi_folded): this.
15036 (*cmpcc): Rename to...
15038 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15041 (cbranchdf4): New. Handle invalid comparisons here.
15042 * config/mmix/predicates.md (float_comparison_operator): New.
15044 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15045 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15046 * config/mn10300/mn10300.md (tst): Delete.
15047 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15048 Name these patterns and wrap RHS in a compare.
15049 (*cmpsi): Make this pattern private. Include tst.
15050 (*cmpsf): Make this pattern private.
15051 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15052 (compare with zero peepholes): Likewise.
15054 (cbranchsi4, cbranchsf4): New.
15055 (casesi): Use cbranchsi4.
15057 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15058 hppa_branch_type): Delete.
15059 (return_addr_rtx): Use cbranchsi4.
15060 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15061 Emit CCFPmode comparison here.
15062 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15063 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15064 hppa_branch_type): Delete.
15065 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15066 (movsicc, movdicc): Remove references to hppa_compare_op0,
15067 hppa_compare_op1 and compare_from_rtx.
15068 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15069 (casesi): Use cbranchsi4.
15071 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15072 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15073 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15074 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15075 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15077 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15078 (*branch, *branch_inverted): New.
15080 * config/picochip/picochip.md (cbranchhi4): Use
15081 ordered_comparison_operator.
15082 (cmphi, bCC): Remove.
15084 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15085 (trap_comparison_operator): Delete.
15086 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15087 rs6000_emit_cbranch): Accept mode and operands.
15088 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15089 rs6000_compare_fp_p): Delete.
15090 (rs6000_generate_compare): Accept mode and comparison. Extract code
15091 and op0/op1 from there. Replace references to rs6000_compare_op0
15092 and rs6000_compare_op1.
15093 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15094 extract result from passed operands.
15095 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15096 extract loc from passed operands.
15097 (rs6000_emit_cmove): Likewise.
15098 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15099 rs6000_compare_fp_p): Delete.
15100 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15101 (cbranch<GPR>4, cbranch<FP>4): New.
15102 (cstore<mode>4): New. Consolidate here all choices about when to use
15103 portable or specialized sCC sequences.
15104 (stack_protect_test): Use cbranchsi4.
15105 (conditional_trap): Replace with ctrap<GPR>4.
15106 (conditional trap insn): Replace trap_comparison_operator with
15107 ordered_comparison_operator.
15109 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15110 (s390_emit_prologue): Use ctrap.
15111 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15112 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15113 New predicates replacing...
15114 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15115 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15116 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15117 (add<mode>cc): Do not use s390_compare_op0/op1.
15118 (s<code>): Change to...
15119 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15120 (seq): Change to...
15121 (cstorecc4): ... this. Handle EQ or NE equally.
15122 (*sne): Un-privatize for use in cstorecc4.
15123 (b<code>): Change to...
15124 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15125 (conditional_trap): Replace with...
15126 (ctrap<GPR>4, ctrap<FP>4): ... these.
15127 (stack_protect): Use cbranchcc4.
15129 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15130 * config/score/score-protos.h (score_gen_cmp): Delete.
15131 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15132 (score_block_move-loop): Use cbranchsi4.
15133 * config/score/score.md (cbranchsi4): New.
15134 (cmpsi, bCC): Delete.
15135 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15136 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15137 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15138 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15139 * config/score/score3.h (score3_gen_cmp): Delete.
15140 * config/score/score7.h (score7_gen_cmp): Delete.
15142 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15143 (sh_emit_scc_to_t): ... this. Return void.
15144 (from_compare): Rename to...
15145 (sh_emit_compare_and_branch): ... this.
15146 (sh_emit_compare_and_set): New.
15147 (sh_expand_t_scc): Accept operands.
15148 * config/sh/predicates.md (sh_float_comparison_operator): New.
15149 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15150 (prepare_scc_operands): Rename to...
15151 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15153 (sh_emit_cheap_store_flag): New.
15154 (sh_emit_set_t_insn): New.
15155 (from_compare): Rename to...
15156 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15157 handling of TARGET_SH2E floating point to avoid recursive call.
15158 Generate branch here.
15159 (sh_emit_compare_and_set): New.
15160 (sh_expand_t_scc): Get op0/op1 from arguments.
15161 (sh_emit_cheap_store_flag): New.
15162 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15164 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15165 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15166 (movsicc, movdicc): Do nothing when it recreated operands from
15167 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15168 prepare_scc_operands (now sh_emit_scc_to_t).
15169 (udivdi3): Use cstoresi4.
15170 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15171 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15172 (cbranchint4_media, cbranchfp4_media): New.
15173 (casesi): Use cbranchdi4.
15174 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15176 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15177 (movnegt): Remove second operand.
15178 (cbranchsf4, cbranchdf4): New.
15179 (stack_protect): Use cbranchdi4/cbranchsi4.
15181 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15182 (gen_compare_reg): Accept comparison, extract part of it to...
15183 (gen_compare_reg_1): ... this.
15184 (gen_compare_operator): Delete.
15185 (gen_v9_scc): Accept separate destination, comparison code and arms.
15186 Do not use sparc_compare_op0/sparc_compare_op1.
15187 (emit_scc_insn, emit_conditional_branch_insn): New.
15188 (emit_v9_brxx): Make static. Remove useless assertion.
15189 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15191 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15192 * config/sparc/sparc-protos.h (gen_compare_reg,
15193 sparc_emit_float_lib_cmp): Adjust prototype.
15194 (emit_scc_insn, emit_conditional_branch_insn): New.
15195 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15196 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15197 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15198 iterators to the top.
15199 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15200 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15201 snedi_special_trunc): Delete.
15202 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15203 and snedi_special_trunc.
15204 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15205 cbranchdi4, cbranch<F:mode>4): New.
15206 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15207 here. Use gen_compare_reg instead of gen_compare_operator.
15208 (conditional_trap): Replace with...
15209 (ctrapsi4, ctrapdi4): ... this.
15210 (stack_protect_test): Use cbranchcc4.
15212 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15214 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15215 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15216 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15217 from operands[0] or operands[3] depending on is_set.
15218 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15219 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15220 cmpdf, bCC), sCC: Remove.
15221 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15222 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15224 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15225 spu_emit_branch_or_set.
15227 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15229 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15230 xstormy16_compare_op1): Delete.
15231 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15232 xstormy16_compare_op1): Delete.
15233 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15235 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15236 (cmphi, cmpsi, bCC): Remove.
15238 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15239 (*cmpsi): ... this one.
15240 (cbranchsi4, cstoresi4): New.
15241 (bCC expanders): Delete.
15242 (sCC insns): Fold into...
15243 (*setcc): ... this one.
15244 (casesi): Do not use gen_cmpsi and gen_bgtu.
15245 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15246 (movsicc): Simplify.
15247 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15249 * config/vax/vax-protos.h (cond_name): New.
15250 (vax_output_conditional_branch): Remove.
15251 * config/vax/vax.c (cond_name): New.
15252 (vax_output_conditional_branch): Remove.
15253 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15254 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15255 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15256 (bit<VAXint>): Wrap source with (compare).
15257 (b<code> and following unnamed pattern): Rename to *branch and
15258 *branch_reversed. Change macroization to match_operator.
15259 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15261 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15262 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15263 Change last argument to machine_mode.
15264 (xtensa_expand_scc): Add machine_mode argument.
15265 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15266 (gen_conditional_move, xtensa_expand_conditional_branch,
15267 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15268 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15269 Adjust operand numbers.
15270 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15272 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15273 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15274 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15276 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15278 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15279 causes spurious differences between trunk and cond-optab branch.
15281 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15284 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15286 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15288 * tree.c (iterative_hash_pointer): Delete.
15289 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15290 Hash UIDs and versions of SSA names. Don't special-case built-in
15291 function declarations.
15293 2009-05-11 Ian Lance Taylor <iant@google.com>
15296 * graphite.c: Force -Wc++-compat to only be a warning before
15297 #including "cloog/cloog.h".
15299 2009-05-11 Martin Jambor <mjambor@suse.cz>
15301 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15303 2009-05-11 Jan Hubicka <jh@suse.cz>
15305 * tree-ssa-loop-ivcanon.c: Include target.h
15306 (struct loop_size): new structure.
15307 (constant_after_peeling): New predicate.
15308 (tree_estimate_loop_size): New function.
15309 (estimated_unrolled_size): Rewrite for new estimates.
15310 (try_unroll_loop_completely): Use new estimates.
15311 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15313 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15315 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15316 libcpp interface change.
15317 (spu_macro_to_expand): Likewise.
15319 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15321 PR tree-optimization/40026
15322 * gimplify.c (gimplify_init_constructor): Change initial conditional
15323 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15324 optimize_compound_literals_in_ctor.
15326 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15328 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15330 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15332 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15334 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15335 HOST_WIDE_INT for gap.
15337 2009-05-11 Ira Rosen <irar@il.ibm.com>
15339 PR tree-optimization/40074
15340 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15341 account in group size and step comparison.
15343 2009-05-11 Richard Guenther <rguenther@suse.de>
15345 * passes.c (init_optimization_passes): Strip now incorrect comment.
15346 (execute_function_todo): Do not set PROP_alias.
15347 * tree-pass.h (PROP_alias): Remove.
15348 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15349 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15350 * tree-nrv.c (pass_return_slot): Likewise.
15351 * tree-object-size.c (pass_object_sizes): Likewise.
15352 * tree-ssa-dom.c (pass_dominator): Likewise.
15353 (pass_phi_only_cprop): Likewise.
15354 * tree-ssa-dse.c (pass_dse): Likewise.
15355 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15356 (pass_cselim): Likewise.
15357 * tree-ssa-pre.c (pass_pre): Likewise.
15358 (pass_fre): Likewise.
15359 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15360 * tree-ssa-sink.c (pass_sink_code): Likewise.
15361 * tree-stdarg.c (pass_stdarg): Likewise.
15362 * tree-tailcall.c (pass_tail_calls): Likewise.
15363 * tree-vrp.c (pass_vrp): Likewise.
15365 2009-05-10 Ian Lance Taylor <iant@google.com>
15367 * basic-block.h (enum profile_status): Break out of struct
15368 control_flow_graph.
15369 * cgraph.h (struct inline_summary): Break out of struct
15371 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15372 of struct cgraph_order_sort.
15373 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15374 * cse.c (struct branch_path): Break out of struct
15375 cse_basic_block_data.
15376 * except.h (enum eh_region_type): Break out of struct eh_region.
15377 * gcc.c (enum add_del): Break out of struct modify_target.
15378 * genrecog.c (enum decision_type): Break out of struct decision_test.
15379 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15381 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15382 * regmove.c (enum match_use): New enum, broken out of struct match.
15383 * sched-int.h (enum post_call_group): New enum, broken out of
15385 (struct deps_reg): Break out of struct deps.
15386 * target.h (struct asm_int_op): Break out of struct gcc_target.
15387 * tree-eh.c (struct goto_queue_node): Break out of struct
15389 * tree-inline.h (enum copy_body_cge_which): Break out of
15391 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15393 * c-decl.c (in_struct, struct_types): New static variables.
15394 (pushtag): Add loc parameter. Change all callers.
15395 (lookup_tag): Add ploc parameter. Change all callers.
15396 (check_compound_literal_type): New function.
15397 (parser_xref_tag): Add loc parameter. Change all callers. If
15398 -Wc++-compat, warn about struct/union/enum types defined within a
15400 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15401 and loc parameters. Change all callers. Change error calls to
15402 error_at, using loc. For a redefinition, if the location of the
15403 original definition is known, report it. Set in_struct and
15404 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15405 (finish_struct): Add new parameters enclosing_in_struct and
15406 enclosing_struct_types. Change all callers. Set
15407 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15408 in the struct. If in a struct, add this struct to struct_types.
15409 (start_enum): Add loc parameter. Change all callers. Use
15410 error_at for errors, using loc. For a redefinition, if the
15411 location of the original definition is known, report it. If in a
15412 struct, add this enum type to struct_types. If -Wc++-compat warn
15413 if in sizeof, typeof, or alignof.
15414 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15415 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15416 (c_parser_enum_specifier): Get enum location for start_enum.
15417 (c_parser_struct_or_union_specifier): Get struct location for
15418 start_struct. Save in_struct and struct_types status between
15419 start_struct and finish_struct.
15420 (c_parser_cast_expression): Get location of cast.
15421 (c_parser_alignof_expression): Get location of type.
15422 (c_parser_postfix_expression): Likewise.
15423 (c_parser_postfix_expression_after_paren_type): Add type_loc
15424 parameter. Change all callers. Call check_compound_literal_type.
15425 Use type_loc for error about variable size type.
15426 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15427 of an enum constant from an enum type defined in a struct or union.
15428 (c_cast_expr): Add loc parameter. Change all callers. If
15429 -Wc++-compat, warn about defining a type in a cast.
15430 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15431 (start_enum, start_struct, finish_struct): Update declarations.
15432 (parser_xref_tag, c_cast_expr): Update declarations.
15433 (check_compound_literal_type): Declare.
15435 2009-05-11 Ben Elliston <bje@au.ibm.com>
15437 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15438 for recent libcpp interface change.
15439 (rs6000_macro_to_expand): Likewise.
15441 2009-05-10 Michael Matz <matz@suse.de>
15444 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15445 not at entry of function.
15447 2009-05-10 Richard Guenther <rguenther@suse.de>
15449 PR tree-optimization/40081
15451 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15452 using the main variant of the element type. Do not fiddle with
15453 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15455 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15456 structs with volatile fields.
15458 2009-05-10 Jan Hubicka <jh@suse.cz>
15460 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15461 (estimate_move_cost): Assert that it does not get called for
15463 (estimate_num_insns): Skip VOID types in argument handling.
15464 (optimize_inline_calls): Delete unreachable blocks and verify that
15465 callgraph is valid.
15467 2009-05-10 Jan Hubicka <jh@suse.cz>
15469 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15470 * cgraph.c (cgraph_mark_address_taken_node): New function.
15471 (dump_cgraph_node): Dump new flag.
15472 * cgraph.h (struct cgraph_node): Add address_taken.
15473 (cgraph_mark_address_taken_node): New function.
15474 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15475 since new direct calls can be born.
15477 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15479 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15480 tok->val.node.node.
15482 2009-05-10 Jan Hubicka <jh@suse.cz>
15484 PR middle-end/40084
15485 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15487 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15488 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15489 * tree-inline.c (copy_bb): Set frequency correctly.
15490 (fold_marked_statements): Update call to
15491 cgraph_update_edges_for_call_stmt.
15493 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15495 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15496 identifiers in diagnostics.
15497 * config/arm/arm.c (arm_handle_fndecl_attribute,
15498 arm_handle_isr_attribute): Likewise.
15499 * config/avr/avr.c (avr_handle_progmem_attribute,
15500 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15501 * config/bfin/bfin.c (handle_int_attribute,
15502 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15503 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15504 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15506 * config/darwin.c (darwin_handle_kext_attribute,
15507 darwin_handle_weak_import_attribute): Likewise.
15508 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15509 h8300_handle_eightbit_data_attribute,
15510 h8300_handle_tiny_data_attribute): Likewise.
15511 * config/i386/i386.c (ix86_handle_cconv_attribute,
15512 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15513 * config/i386/winnt.c (ix86_handle_shared_attribute,
15514 ix86_handle_selectany_attribute): Likewise.
15515 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15516 * config/m32c/m32c.c (function_vector_handler): Likewise.
15517 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15518 m68hc11_handle_fntype_attribute): Likewise.
15519 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15520 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15521 * config/mips/mips.c (mips_insert_attributes,
15522 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15523 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15524 rs6000_handle_struct_attribute): Likewise.
15525 * config/sh/sh.c (sh_insert_attributes,
15526 sh_handle_resbank_handler_attribute,
15527 sh_handle_interrupt_handler_attribute,
15528 sh2a_handle_function_vector_handler_attribute,
15529 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15531 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15532 * config/spu/spu.c (spu_handle_fndecl_attribute,
15533 spu_handle_vector_attribute): Likewise.
15534 * config/stormy16/stormy16.c
15535 (xstormy16_handle_interrupt_attribute): Likewise.
15536 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15537 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15539 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15541 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15542 (pp_translate_identifiers): New.
15543 (pp_identifier): Only conditionally translate identifier to locale
15545 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15546 (pp_base_tree_identifier): Only conditionally translate identifier
15547 to locale character set.
15548 * c-pretty-print.c (M_): Define.
15549 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15550 fragments for conditional translation with M_.
15551 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15552 identifier translation.
15554 2009-05-10 Richard Guenther <rguenther@suse.de>
15556 PR tree-optimization/40081
15557 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15558 using the main variant of the element type. Do not fiddle with
15559 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15561 2009-05-09 Jan Hubicka <jh@suse.cz>
15563 PR middle-end/40080
15564 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15565 indirect calls; verify cgraph afterwards.
15567 2009-05-09 Jan Hubicka <jh@suse.cz>
15570 * ipa.c (update_inlined_to_pointer): New function.
15571 (cgraph_remove_unreachable_nodes): Use it.
15573 2009-05-09 Jan Hubicka <jh@suse.cz>
15575 * tree-eh.c (struct leh_state): Remove prev_try.
15576 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15577 not track prev_try.
15578 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15579 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15580 remove_eh_handler_and_replace, foreach_reachable_handler,
15581 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15582 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15583 (gen_eh_region_cleanup): Update prototype.
15585 2009-05-09 Jan Hubicka <jh@suse.cz>
15587 PR middle-end/40043
15588 * except.c (copy_eh_region): Always set prev_try.
15589 (redirect_eh_edge_to_label): Find outer try.
15590 (foreach_reachable_handler): When looking for prev try
15591 handle case where previous try is not going to be taken.
15593 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15595 PR tree-optimization/40049
15596 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15597 only vector/vector shifts, convert the type of the constant to the
15598 appropriate type to avoid building incorrect trees, which
15599 eventually have problems with garbage collection.
15601 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15603 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15604 -1 for complex floating-point types if honoring signed zeros.
15606 2009-05-08 Jan Hubicka <jh@suse.cz>
15608 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15609 argument; handle correctly when profile is absent.
15610 (build_cgraph_edges): Update.
15611 (rebuild_cgraph_edges): Update.
15612 * cgraph.c: Do not include varray.h.
15613 (cgraph_set_call_stmt_including_clones): New function.
15614 (cgraph_create_edge_including_clones): Likewise
15615 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15616 (cgraph_update_edges_for_call_stmt): Handle clones.
15617 (cgraph_remove_node): Handle clone tree.
15618 (cgraph_remove_node_and_inline_clones): New function.
15619 (dump_cgraph_node): Dump clone tree.
15620 (cgraph_clone_node): Handle clone tree.
15621 (clone_function_name): Bring here from tree-inline.c.
15622 (cgraph_create_virtual_clone): New function.
15623 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15624 (cgraph_clone_info): New function.
15625 (strut cgraph_node): Add clone_info and new clone tree pointers.
15626 (cgraph_remove_node_and_inline_clones,
15627 cgraph_set_call_stmt_including_clones,
15628 cgraph_create_edge_including_clones,
15629 cgraph_create_virtual_clone): Declare.
15630 (cgraph_function_versioning): Use VEC argument.
15631 (compute_call_stmt_bb_frequency): Update prototype.
15632 (cgraph_materialize_all_clones): New function.
15633 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15634 (ipcp_create_replace_map): Update to VECtors.
15635 (ipcp_update_callgraph): Use virtual clones.
15636 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15637 (ipcp_update_profiling): Do not update local profiling.
15638 (ipcp_insert_stage): Use VECtors and virtual clones.
15639 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15640 (clone_of_p): New function.
15641 (cgraph_preserve_function_body_p): Use clone tree.
15642 (cgraph_optimize): Materialize clones.
15643 (cgraph_function_versioning): Update for VECtors.
15644 (save_inline_function_body): Use clone tree.
15645 (cgraph_materialize_clone): New function.
15646 (cgraph_materialize_all_clones): Likewise.
15647 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15648 * ipa.c: Include gimple.h.
15649 (cgraph_remove_unreachable_nodes): Use clone tree.
15650 * ipa-prop.c (ipa_note_param_call): Update call to
15651 compute_call_stmt_bb_frequencycall.
15652 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15653 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15654 (copy_bb): Handle updating of clone tree; add new edge when new call
15656 (expand_call_inline): Be strict about every call having edge.
15657 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15658 (delete_unreachable_blocks_update_callgraph): New function.
15659 (tree_function_versioning): Use VECtors; always remove unreachable
15660 blocks and fold conditionals.
15661 * tree-inline.h: Do not include varray.h.
15662 (tree_function_versioning): Remove.
15663 * Makefile.in (GTFILES): Remove tree-inline.c
15664 * passes.c (do_per_function): Do only functions having body.
15665 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15668 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15669 Andrew Morrow <acm@google.com>
15672 * c-common.c (c_common_attribute_table): Permit deprecated
15673 attribute to take an optional argument.
15674 (handle_deprecated_attribute): If the optional argument to
15675 __attribute__((deprecated)) is not a string ignore the attribute
15676 and emit a warning.
15678 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15679 * c-typeck.c (build_component_ref): Likewise.
15680 (build_external_ref): Likewise.
15682 * toplev.c (warn_deprecated_use): Add an attribute argument.
15683 Emit the message associated with __attribute__((deprecated)).
15685 * toplev.h (warn_deprecated_use): Updated.
15687 * doc/extend.texi: Document new optional parameter to
15688 __attribute__((deprecated))
15690 2009-05-08 Michael Eager <eager@eagercon.com>
15692 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15693 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15695 2009-05-08 Richard Guenther <rguenther@suse.de>
15697 PR tree-optimization/40062
15698 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15699 Avoid exponential behavior.
15701 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15703 PR rtl-optimization/33928
15705 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15706 process_uses, build_single_def_use_links): New.
15707 (update_df): Update use_def_ref.
15708 (forward_propagate_into): Use get_def_for_use instead of use-def
15710 (fwprop_init): Call build_single_def_use_links and let it initialize
15712 (fwprop_done): Free use_def_ref.
15713 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15714 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15715 df_rd_simulate_one_insn): New.
15716 (df_rd_bb_local_compute_process_def): Update head comment.
15717 (df_chain_create_bb): Use the new RD simulation functions.
15718 * df.h (df_rd_simulate_artificial_defs_at_top,
15719 df_rd_simulate_one_insn): New.
15720 * opts.c (decode_options): Enable fwprop at -O1.
15721 * doc/invoke.texi (-fforward-propagate): Document this.
15723 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15726 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15727 and one complex operand specially.
15728 * tree-complex.c (some_nonzerop): Do not identify a real value as
15729 zero if flag_signed_zeros.
15731 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15733 PR rtl-optimization/33928
15734 * loop-invariant.c (record_use): Fix && vs. || mishap.
15736 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15738 PR rtl-optimization/33928
15739 * loop-invariant.c (struct use): Add addr_use_p.
15740 (struct def): Add n_addr_uses.
15741 (struct invariant): Add cheap_address.
15742 (create_new_invariant): Set cheap_address.
15743 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15744 (record_uses): Pass df_ref to record_use.
15745 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15748 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15750 * config/sh/sh.c: Do not include c-pragma.h.
15752 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15754 * config/spu/spu.c: Remove include of c-common.h.
15756 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15759 * c-common.h (mark_valid_location_for_stdc_pragma,
15760 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15761 clear_float_const_decimal64, float_const_decimal64_p): New.
15762 * c.opt (Wunsuffixed-float-constants): New.
15763 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15764 unsuffixed float constant, handle new warning.
15765 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15766 * c-decl.c (c_scope): New flag float_const_decimal64.
15767 (set_float_const_decimal64, clear_float_const_decimal64,
15768 float_const_decimal64_p): New.
15769 (push_scope): Set new flag.
15770 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15771 to use STDC pragmas.
15772 (c_parser_external_declaration): Ditto.
15773 (c_parser_compound_statement_nostart): Ditto.
15774 * c-pragma.c (valid_location_for_stdc_pragma,
15775 mark_valid_location_for_stdc_pragma,
15776 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15777 handle_pragma_float_const_decimal64): New.
15778 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15779 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15780 set_float_const_decimal64, clear_float_const_decimal64,
15781 float_const_decimal64_p): New dummy functions.
15782 * doc/extend.texi (Decimal Float): Remove statement that the
15783 pragma, and suffix for double constants, are not supported.
15784 * doc/invoke.texi (Warning Options): List new option.
15785 (-Wunsuffixed-float-constants): New.
15787 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15789 * config/i386/i386.c: Do not include c-common.h.
15791 2009-05-07 Mark Heffernan <meheff@google.com>
15793 * doc/invoke.texi (Debugging Options): Document change of debugging
15795 * opts.c (decode_options): Make dump_base_name relative to
15796 aux_base_name directory.
15798 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15800 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15801 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15803 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15805 * Makefile.in (install-plugin): Simplify a bit.
15807 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15809 * Makefile.in (OBJS-common): Add regcprop.o.
15811 * timevar.def (TV_CPROP_REGISTERS): New.
15812 * regrename.c (regrename_optimize): Return 0.
15813 (rest_of_handle_regrename): Delete.
15814 (pass_rename_registers): Point to regrename_optimize.
15815 (struct value_data_entry, struct value_data,
15816 kill_value_one_regno, kill_value_regno, kill_value,
15817 set_value_regno, init_value_data, kill_clobbered_value,
15818 kill_set_value, kill_autoinc_value, copy_value,
15819 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15820 replace_oldest_value_reg, replace_oldest_value_addr,
15821 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15822 debug_value_data, validate_value_data): Move...
15823 * regcprop.c: ... here.
15824 (rest_of_handle_cprop): Delete.
15825 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15827 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15829 PR middle-end/40057
15830 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15831 GEN_INT for 1 << bitnum.
15832 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15833 build_int_cst_type.
15835 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15837 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15838 Remove wrong description of "nand" operation.
15840 2009-05-06 Richard Guenther <rguenther@suse.de>
15841 Adam Nemet <anemet@caviumnetworks.com>
15843 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15844 comment. Add that if LHS is not a gimple register, then RHS1 has
15845 to be a single object (GIMPLE_SINGLE_RHS).
15847 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15849 * expr.c (get_def_for_expr): Move it up in the file.
15850 (store_field): When expanding a bit-field store, look at the
15851 defining gimple stmt for the masking conversion.
15853 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15855 PR middle-end/39986
15856 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15857 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15858 32-bit memcpy into long.
15860 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15862 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15863 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15865 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15866 instead of appending DW_OP_deref*.
15868 2009-05-06 Michael Matz <matz@suse.de>
15870 PR middle-end/40021
15871 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15872 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15874 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15876 * Makefile.in (install-plugin): Fix srcdir handling.
15878 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15880 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15881 when processing for not_regs_needed bitmap.
15882 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15883 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15884 handling it for rhs.
15886 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15888 * config/i386/i386.md (unnamed inc/dec peephole): Use
15889 optimize_insn_for_size_p instead of optimize_size.
15890 * config/i386/predicates.md (incdec_operand): Likewise.
15891 (aligned_operand): Likewise.
15892 * config/i386/sse.md (divv8sf3): Likewise.
15893 (sqrtv8sf2): Likewise.
15895 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15897 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15899 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15901 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15903 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15904 ssemodesuffixf2c with avxmodesuffixf2c.
15906 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15909 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15911 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15913 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15914 (struct tree_base): Adjust spacing for 8 bit boundaries.
15915 (struct tree_decl_common): Add decl_by_reference_flag bit.
15916 (DECL_BY_REFERENCE): Adjust.
15917 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15918 print DECL_BY_REFERENCE bit.
15919 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15920 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15921 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15922 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15925 PR middle-end/39666
15926 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15927 range of the type, but default label is missing, add it with one
15928 of the existing labels instead of adding a new label for it.
15930 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15934 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15936 * Makefile.in (enable_plugin, plugin_includedir): New.
15937 (install): Depend on install-plugin.
15938 (PLUGIN_HEADERS): New.
15939 (install-plugin): New.
15940 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15942 2009-05-05 Richard Guenther <rguenther@suse.de>
15944 PR tree-optimization/40022
15945 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15947 (phivn_valid_p): Fix tuplification error, simplify.
15948 (phiprop_insert_phi): Add dumps.
15949 (propagate_with_phi): Simplify.
15951 2009-05-05 Richard Guenther <rguenther@suse.de>
15953 PR middle-end/40023
15954 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15956 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15958 * tree.h (strip_float_extensions): Remove duplicate declaration.
15959 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15960 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15961 block_ultimate_origin): Rearrange the declarations line to match the
15962 comment that indicates the .c file which the functions are defined.
15963 (dwarf2out_*, set_decl_rtl): Add comment.
15964 (get_base_address): Adjust comment.
15965 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15966 declarations line and add comment.
15967 (is_builtin_name): Add blank after function name, for clarity.
15969 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15971 * attribs.c (decl_attributes): Use %qE for identifiers in
15973 * cgraphunit.c (verify_cgraph_node): Translate function names to
15974 locale character set in diagnostics.
15975 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15977 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15978 Document that functions are named in UTF-8.
15979 * expr.c (expand_expr_real_1): Translate function names to locale
15980 character set in diagnostics.
15981 * gimplify.c (omp_notice_variable, omp_is_private,
15982 gimplify_scan_omp_clauses): Use %qE for identifiers in
15984 * langhooks.c (lhd_print_error_function): Translate function names
15985 to locale character set.
15986 * langhooks.h (decl_printable_name): Document that return value is
15987 in internal character set.
15988 * stmt.c: Include pretty-print.h
15989 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15991 (resolve_operand_name_1): Translate named operand name to locale
15993 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15995 * toplev.c (announce_function): Translate function names to locale
15997 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15998 (default_tree_printer): Use pp_identifier or translate identifiers
15999 to locale character set. Mark "<anonymous>" for translation.
16000 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16001 for identifiers in diagnostics.
16002 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16004 * varasm.c (output_constructor): Use %qE for identifiers in
16007 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16009 * configure.ac: use ` ` instead of $()
16010 * configure: Regenerate.
16012 2009-05-05 Ben Elliston <bje@au.ibm.com>
16014 * config/pa/linux-atomic.c: Eliminate conditional include of
16015 errno.h on non-LP64 systems to simplify build requirements.
16017 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16019 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16021 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16022 and pass value to identifier_to_locale.
16023 (warn_variable_length_array): Make name a tree.
16024 (grokdeclarator): Separate diagnostic texts for named and unnamed
16025 declarators. Use %qE for named declarators.
16026 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16028 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16029 identifiers in diagnostics.
16030 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16031 identifier_to_locale. Mark "anonymous" strings for translation.
16033 2009-05-04 Michael Eager <eager@eagercon.com>
16035 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16036 address for DImode/DFmode only if double-precision FP regs.
16038 2009-05-04 Michael Eager <eager@eagercon.com>
16040 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16041 TARGET_SINGLE_FLOAT check.
16043 2009-05-04 Michael Eager <eager@eagercon.com>
16045 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16047 2009-05-04 Michael Eager <eager@eagercon.com>
16049 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16050 * config/rs6000/t-xilinx: New
16052 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16054 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16055 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16056 * gcc/explow.c (memory_address): Use target hook.
16057 * gcc/targhooks.c (default_legitimize_address): New.
16058 * gcc/targhooks.h (default_legitimize_address): New.
16059 * gcc/target.h (legitimize_address): New.
16060 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16061 (TARGET_INITIALIZER): Include it.
16062 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16064 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16065 * config/bfin/bfin.c (legitimize_address): Remove.
16066 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16067 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16069 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16070 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16072 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16073 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16074 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16075 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16076 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16077 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16078 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16079 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16080 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16081 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16082 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16083 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16084 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16085 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16086 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16087 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16088 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16089 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16090 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16091 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16092 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16093 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16094 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16096 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16097 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16098 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16099 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16100 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16101 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16102 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16103 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16104 (thumb_legitimize_address): Delete.
16105 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16106 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16107 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16108 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16109 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16110 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16112 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16115 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16116 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16117 * config/m32r/m32r.c (m32r_legitimize_address): New.
16118 * config/m68k/m68k.c (m68k_legitimize_address): New.
16119 * config/score/score.c (score_legitimize_address): Standardize.
16120 * config/score/score3.c (score3_legitimize_address): Standardize.
16121 * config/score/score3.h (score3_legitimize_address): Adjust.
16122 * config/score/score7.c (score7_legitimize_address): Standardize.
16123 * config/score/score7.h (score7_legitimize_address): Adjust.
16124 * config/sh/sh.c (sh_legitimize_address): New.
16125 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16127 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16128 (s390_legitimize_address): ... this.
16129 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16130 (sparc_legitimize_address): ... this.
16131 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16132 (ix86_legitimize_address): ... this.
16133 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16134 (avr_legitimize_address): ... this.
16135 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16136 (mn10300_legitimize_address): ... this.
16137 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16138 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16139 (alpha_expand_mov): Adjust call.
16141 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16142 * config/spu/spu.c (spu_legitimize_address): Likewise.
16143 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16144 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16146 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16148 * intl.c (locale_encoding, locale_utf8): New.
16149 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16150 * intl.h (locale_encoding, locale_utf8): Declare.
16151 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16152 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16154 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16156 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16157 (pp_base_tree_identifier): Declare as function.
16158 (identifier_to_locale): Declare.
16159 * Makefile.in (pretty-print.o): Update dependencies.
16160 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16162 2009-05-04 Richard Guenther <rguenther@suse.de>
16164 PR middle-end/40015
16165 * builtins.c (fold_builtin_memory_op): Do not decay to element
16166 type if the size matches the whole array.
16168 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16170 * expmed.c (synth_mult): When trying out a shift, pass the result
16173 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16175 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16176 (shiftsub1_cost): New.
16177 (init_expmed): Compute shiftsub1_cost.
16178 (synth_mult): Optimize multiplications by constants of the form
16179 -(2^^m-1) for some constant positive integer m.
16181 2009-05-03 Richard Guenther <rguenther@suse.de>
16184 * c-typeck.c (array_to_pointer_conversion): Do not built
16185 ADDR_EXPRs of arrays of pointer-to-element type.
16186 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16187 up wrong ADDR_EXPRs after-the-fact.
16188 * c-common.c (strict_aliasing_warning): Strip pointer
16189 conversions for obtaining the original type.
16190 * builtins.c (fold_builtin_memset): Handle array types.
16191 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16194 2009-05-03 Richard Guenther <rguenther@suse.de>
16196 PR middle-end/23329
16197 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16198 Do not lose casts from array types with unknown extent to array
16199 types with known extent.
16200 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16201 alias set compatibility.
16203 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16205 * flags.h (extra_warnings): Delete.
16206 * toplev.c (process_options): Handle Wuninitialized here.
16207 * opts.c (extra_warnings): Delete.
16208 (set_Wextra): Delete.
16209 (common_handle_option): -Wextra can be handled automatically.
16210 * c-opts.c (c_common_handle_option): Delete obsolete code.
16211 (c_common_post_options): Simplify comment.
16212 * common.opt (W): Add Var.
16214 (Wuninitialized): Initialize to -1.
16216 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16217 Richard Guenther <rguenther@suse.de>
16219 * expr.c (get_def_for_expr): New function.
16220 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16221 SSA rather than trees.
16222 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16223 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16225 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16227 * c-common.c (reswords): Add _Imaginary.
16228 * c-common.c (enum rid): Add RID_IMAGINARY.
16230 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16232 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16233 Patch by Richard Guenther.
16235 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16237 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16238 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16239 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16240 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16241 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16242 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16243 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16244 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16245 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16246 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16247 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16248 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16249 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16250 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16251 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16252 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16253 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16254 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16256 2009-05-02 Richard Guenther <rguenther@suse.de>
16258 PR tree-optimization/39940
16259 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16262 2009-05-02 Richard Guenther <rguenther@suse.de>
16264 PR middle-end/40001
16265 * tree-ssa.c (execute_update_addresses_taken): Properly check
16266 if we can mark a variable DECL_GIMPLE_REG_P.
16267 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16268 back to the end of the function.
16269 (is_gimple_reg_type): Remove complex type special casing.
16270 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16273 2009-05-02 Ben Elliston <bje@au.ibm.com>
16275 * doc/collect2.texi (Collect2): Document search path behaviour
16276 when configured with --with-ld.
16278 2009-05-02 Jan Hubicka <jh@suse.cz>
16280 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16281 parameter; update callers.
16282 (coalesce_cost_edge): EH edges are costier because they needs
16283 splitting even if not critical and even more costier when there are
16284 multiple EH predecestors.
16286 2009-05-02 Jan Hubicka <jh@suse.cz>
16288 * except.c (remove_eh_handler_and_replace): Handle updating after
16289 removing TRY blocks.
16291 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16293 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16295 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16297 * varasm.c: Do not include c-pragma.h.
16298 * attribs.c: Do not incude c-common.h.
16300 2009-05-01 Michael Matz <matz@suse.de>
16302 * calls.c (initialize_argument_information): Handle SSA names like
16303 decls with a non MEM_P DECL_RTL.
16305 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16307 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16308 * ipa-utils.c: Likewise.
16309 * ipa-type-escape.c: Likewise.
16310 * cgraphunit.c Do not include c-common.h.
16311 * ipa-pure-const.c: Likewise.
16312 * tree-if-conv.c: Likewise.
16313 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16314 * ipa-struct-reorg.c: Likewise.
16315 * tree-nomudflap.c: Likewise.
16316 * tree-ssa-structalias.c: Likewise.
16318 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16320 * store-motion.c: Many cleanups to make this pass a first-class
16321 citizen instead of an appendix to gcse load motion. Add TODO list
16322 to make this pass faster/cleaner/better.
16324 (struct ls_expr): Post gcse.c-split cleanups.
16325 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16326 "stores" field to "avail_stores".
16327 (pre_ldst_mems): Rename to store_motion_mems.
16328 (pre_ldst_table): Rename to store_motion_mems_table.
16329 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16330 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16331 (ldst_entry): Rename to st_expr_entry, update users.
16332 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16333 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16334 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16336 (first_ls_expr): Rename to first_st_expr, update users.
16337 (next_ls_expr): Rename to next_st_expr, update users.
16338 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16339 fields properly for store motion instead of names inherited from load
16341 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16342 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16345 (ae_kill): Rename to st_kill, update users.
16346 (ae_gen): Rename to st_avloc, update users.
16347 (transp): Rename to st_transp, update users.
16348 (pre_insert_map): Rename to st_insert_map, update users.
16349 (pre_delete_map): Rename to st_delete_map, update users.
16350 (insert_store, build_store_vectors, free_store_memory,
16351 one_store_motion_pass): Update for abovementioned changes.
16353 (gcse_subst_count, gcse_create_count): Remove.
16354 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16355 and "n_stores_created", local variables.
16357 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16360 (regvec, compute_store_table_current_insn): Remove.
16361 (reg_set_info, reg_clear_last_set): Remove.
16362 (compute_store_table): Use DF caches instead of local dataflow
16365 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16367 * c-objc-common.c (c_tree_printer): Print identifiers with
16368 pp_identifier, not pp_string. Mark "({anonymous})" for
16370 * c-pretty-print.c (pp_c_ws_string): New.
16371 (pp_c_cv_qualifier, pp_c_type_specifier,
16372 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16373 pp_c_storage_class_specifier, pp_c_function_specifier,
16374 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16375 pp_c_primary_expression, pp_c_postfix_expression,
16376 pp_c_unary_expression, pp_c_shift_expression,
16377 pp_c_relational_expression, pp_c_equality_expression,
16378 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16379 use pp_string and pp_c_ws_string in place of pp_identifier and
16380 pp_c_identifier for non-identifiers. Mark English strings for
16382 * c-pretty-print.h (pp_c_ws_string): Declare.
16384 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16385 Roland McGrath <roland@redhat.com>
16387 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16388 (ENABLE_LD_BUILDID): New configuration option.
16389 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16390 (LINK_BUILDID_SPEC): New macro.
16391 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16393 * doc/install.texi: Document --enable-linker-build-id option.
16394 * configure: Rebuild.
16395 * config.in: Rebuild.
16397 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16399 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16400 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16401 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16402 MIPS_GP_SAVE_AREA_SIZE.
16403 * config/mips/mips.c (struct mips_frame_info): Update comment
16404 before arg_pointer_offset and hard_frame_pointer_offset.
16405 (mips_compute_frame_info): Update diagram before function: to
16406 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16407 indicate the position of frame_pointer_rtx with -fstack-protector and
16408 to show args_size. Don't allocate cprestore area for leaf functions
16409 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16411 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16413 2009-04-30 Michael Matz <matz@suse.de>
16415 PR tree-optimization/39955
16416 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16418 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16420 * ira.c (setup_cover_and_important_classes): Use safe macro
16421 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16423 * genpreds.c (write_tm_preds_h): Output suitable definition of
16424 REG_CLASS_FOR_CONSTRAINT.
16426 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16428 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16430 * bitmap.c (bitmap_descriptor): Likewise.
16431 * ggc-common.c (loc_descriptor): Likewise.
16432 * varray.c (varray_descriptor): Likewise.
16433 * vec.c (vec_descriptor): Likewise.
16435 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16437 * Makefile.in (dce.o): Add $(EXCEPT_H).
16438 * dce.c: Include except.h and delete redundant vector definitions.
16439 (deletable_insn_p): Return false for non-call insns that can throw
16442 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16444 * gcse.c (ae_gen): Remove.
16445 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16446 and make non-static function to make it available in store-motion.c.
16447 Update call sites with search-and-replace.
16448 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16449 extract_mentioned_regs, extract_mentioned_regs_helper,
16450 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16451 store_killed_in_insn, store_killed_after, store_killed_before,
16452 build_store_vectors, insert_insn_start_basic_block, insert-store,
16453 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16454 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16455 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16456 * store-motion.c: ...new file. Also copy data structures from gcse.c
16457 and clean up to remove parts not used by store motion.
16458 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16459 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16461 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16464 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16465 when optimizing for size.
16467 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16469 * gcse.c (gcse_constant_p): Fix typo in last change.
16471 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16473 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16475 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16477 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16479 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16481 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16482 CONST_HIGH_PART result.
16484 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16486 * config/avr/avr.c (initial_elimination_offset): Rename to
16487 avr_initial_elimination_offset.
16488 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16489 change return type to bool.
16490 (avr_can_eliminate): New function.
16491 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16492 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16493 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16494 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16495 avr_initial_elimination_offset.
16496 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16497 (avr_initial_elimination_offset): Define.
16499 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16500 Steven Bosscher <steven@gcc.gnu.org>
16502 PR rtl-optimization/39938
16503 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16504 * cfgrtl.c: Include insn-attr.h.
16505 (rest_of_pass_free_cfg): New function.
16506 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16507 * resource.c (init_resource_info): Remove call to df_analyze.
16509 2009-04-29 Richard Guenther <rguenther@suse.de>
16512 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16513 allow conversion to signed integers.
16515 2009-04-29 Richard Guenther <rguenther@suse.de>
16517 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16518 shifts of floating point vectors if the shift amount is
16519 a constant multiple of the element size.
16521 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16522 Michael Matz <matz@suse.de>
16524 PR middle-end/39927
16526 * tree-outof-ssa.c (emit_partition_copy): New function.
16527 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16528 insert_part_to_rtx_on_edge): Perform the partition base var
16529 copy using emit_partition_copy.
16530 (insert_value_copy_on_edge): Convert constants to the right mode.
16531 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16532 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16534 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16536 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16537 scan backwards to try to find a constant to initialize it.
16539 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16540 insn before the loop_end instruction, don't look past labels.
16542 2009-04-29 Richard Guenther <rguenther@suse.de>
16544 PR middle-end/39937
16545 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16546 loose type conversions.
16547 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16548 stmts only if there are no uses of its definition.
16550 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16552 * config/bfin/bfin.h (splitting_loops): Declare.
16553 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16554 Reorder bit definitions to be ascending.
16555 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16556 * config/bfin/bfin.c (splitting_loops): New variable.
16557 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16558 (struct loop_info): Remove members INIT and LOOP_INIT.
16559 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16560 the LSETUP sequence. Allow LC to be loaded from any register, but
16561 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16562 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16564 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16565 of reload_completed.
16568 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16570 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16572 * Makefile.in (PLUGIN_VERSION_H): New.
16573 (OBJS-common): Remove plugin-version.o.
16574 (plugin.o): Depend on (PLUGIN_VERSION_H).
16575 (plugin-version.o): Remove.
16576 * configure: Regenerate
16577 * configure.ac: Create plugin-version.h.
16578 * gcc-plugin.h (plugin_gcc_version): Remove.
16579 (plugin_default_version_check): Change signature.
16580 * plugin-version.c: Remove.
16581 * plugin.c: Include plugin-version.h.
16582 (str_plugin_gcc_version_name): Remove.
16583 (try_init_one_plugin): Pass gcc version to plugin_init.
16584 (plugin_default_version_check): Both gcc and plugin versions are now
16587 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16589 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16590 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16591 Remove special case testing for last insn of inner loops. Don't fail
16592 if the loop ends with a jump, emit an extra nop instead.
16594 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16595 DREGS rather than comparing directly. Remove code that tries to
16596 account for latencies.
16598 2009-04-29 Richard Guenther <rguenther@suse.de>
16600 PR tree-optimization/39941
16601 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16602 eliminating an indirect call.
16604 2009-04-29 Richard Guenther <rguenther@suse.de>
16606 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16607 parameter. Allow invariants as base if !require_lvalue.
16608 (verify_gimple_assign_single): Adjust.
16610 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16612 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16613 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16614 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16615 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16616 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16618 * config/bfin/bfin.c (bfin_expand_builtin,
16619 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16621 2009-04-28 Richard Guenther <rguenther@suse.de>
16623 * tree-vect-loop.c (get_initial_def_for_induction): Use
16624 correct types for pointer increment.
16626 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16628 * toplev.c (print_version): Update GMP version string calculation.
16630 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16632 PR rtl-optimization/39938
16633 * resource.c (init_resource_info): Add call to df_analyze.
16635 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16637 * config/alpha/alpha.md (usegp): Cast the result of
16638 alpha_find_lo_sum_using_gp to enum attr_usegp.
16639 * config/alpha/alpha.c (override_options): Remove end-of-structure
16640 marker element from cpu_table. Use array size of cpu_table to handle
16641 -mcpu and -mtune options.
16642 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16644 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16646 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16647 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16648 tune_32 and tune_64.
16649 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16650 support on PowerPC.
16651 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16652 * config/rs6000/option-defaults.h: ... here. New file.
16653 (OPT_64, OPT_32): Define.
16654 (MASK_64BIT): Define to 0 if not already defined.
16655 (OPT_ARCH64, OPT_ARCH32): Define.
16656 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16659 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16661 * config/arm/arm.c (arm_override_options): Emit error on using
16664 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16666 PR rtl-optimization/39914
16667 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16668 registers for allocnos created from user-defined variables only
16669 when not optimizing.
16671 2009-04-28 Richard Guenther <rguenther@suse.de>
16673 PR middle-end/39937
16674 * fold-const.c (fold_binary): Use distribute_real_division only
16677 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16679 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16680 add hpux-stdint.h to tm_file.
16681 (hppa[12]*-*-hpux11*): Ditto.
16682 (ia64*-*-hpux*): Ditto.
16683 * config/hpux-stdint.h: New.
16684 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16685 __STDC_EXT__ for all compiles.
16686 * config/pa/pa-hpux.h: Ditto.
16687 * config/pa/pa-hpux10.h: Ditto.
16688 * config/pa/pa-hpux11.h: Ditto.
16690 2009-04-28 Catherine Moore <clm@codesourcery.com>
16692 * debug.h (set_name): Add comment.
16694 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16697 * config/darwin.c (machopic_gen_offset): Check
16698 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16699 * config/arm/arm.c (require_pic_register): Likewise.
16701 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16703 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16704 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16705 m32c_promote_prototypes): Delete.
16707 2009-04-28 Michael Matz <matz@suse.de>
16709 PR middle-end/39922
16710 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16713 2009-04-28 Richard Guenther <rguenther@suse.de>
16715 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16717 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16719 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16720 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16721 * config/arm/arm-tune.md: Regenerate.
16723 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16725 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16726 block if there are complex incoming edges.
16727 (sel_merge_blocks): Remove useless assert.
16728 (sel_redirect_edge_and_branch): Check that edge was redirected.
16729 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16730 (sel_find_rgns): Delete declaration.
16731 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16732 the region when it is not a preheader.
16734 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16737 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16739 2009-04-28 Richard Guenther <rguenther@suse.de>
16741 * tree.h (SSA_NAME_VALUE): Remove.
16742 (struct tree_ssa_name): Remove value_handle member.
16743 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16744 array for jump threading.
16745 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16747 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16748 * tree-flow.h (threadedge_initialize_values): Declare.
16749 (threadedge_finalize_values): Likewise.
16750 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16751 (SSA_NAME_VALUE): Define.
16752 (threadedge_initialize_values): New function.
16753 (threadedge_finalize_values): Likewise.
16754 * tree-ssa-dom.c (ssa_name_values): New global variable.
16755 (SSA_NAME_VALUE): Define.
16756 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16758 2009-04-28 Ira Rosen <irar@il.ibm.com>
16760 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16761 Use REPORT_VECTORIZED_LOCATIONS instead
16762 REPORT_VECTORIZED_LOOPS.
16763 * tree-vectorizer.c (vect_verbosity_level): Make static.
16764 (vect_loop_location): Rename to vect_location.
16765 (vect_set_verbosity_level): Update comment.
16766 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16768 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16769 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16770 instead REPORT_UNVECTORIZED_LOOPS.
16771 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16772 and vect_loop_def to vect_external_def and vect_internal_def.
16773 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16774 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16775 REPORT_UNVECTORIZED_LOCATIONS.
16776 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16777 and vect_used_in_loop and to vect_unused_in_scope and
16778 vect_used_in_scope.
16779 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16780 (vect_verbosity_level): Remove declaration.
16781 (vect_analyze_operations): Likewise.
16782 (vect_analyze_stmt): Declare.
16783 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16784 REPORT_UNVECTORIZED_LOCATIONS.
16785 (vect_get_loop_niters): Fix indentation.
16786 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16787 (vect_analyze_loop_operations): New function.
16788 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16789 vect_analyze_operations.
16790 (vect_is_simple_reduction): Use new names.
16791 (vectorizable_live_operation, vect_transform_loop): Likewise.
16792 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16793 to specify whether the data references can be a part of interleaving
16795 (vect_analyze_data_ref_dependence): Use new names.
16796 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16797 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16798 * tree-vect-patterns.c (widened_name_p): Use new names.
16799 (vect_recog_dot_prod_pattern): Likewise.
16800 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16801 (process_use, vect_mark_stmts_to_be_vectorized,
16802 vect_model_simple_cost, vect_model_store_cost,
16803 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16804 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16805 vectorizable_operation, vectorizable_type_demotion,
16806 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16807 vectorizable_condition): Likewise.
16808 (vect_analyze_operations): Split into vect_analyze_loop_operations
16810 (vect_analyze_stmt): ... new function.
16811 (new_stmt_vec_info): Use new names.
16812 (vect_is_simple_use): Use new names and fix comment.
16813 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16814 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16816 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16819 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16820 and integer modes for x87 operands. Do not ICE for unsupported size,
16821 generate error instead. Generate error for unsupported operand types.
16822 ['z']: Do not handle HImode memory operands specially. Warning
16823 for floating-point operands. Fallthru to 'Z' for unsupported operand
16824 types. Do not ICE for unsupported size, generate error instead.
16825 (output_387_binary_op): Use %Z to output operands.
16826 (output_fp_compare): Ditto.
16827 (output_387_reg_move): Ditto.
16829 2009-04-28 Ben Elliston <bje@au.ibm.com>
16834 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16836 * builtins.c (c_strlen): Do not warn here.
16837 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16838 * c-common.c (pointer_int_sum): Take an explicit location.
16839 Warn about offsets out of bounds.
16840 * c-common.h (pointer_int_sum): Adjust declaration.
16842 2009-04-27 Ian Lance Taylor <iant@google.com>
16844 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16846 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16847 * df-core.c (df_set_flags): Change return type to int. Change
16848 type of old_flags to int.
16849 (df_clear_flags): Likewise.
16850 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16851 (df_get_conditional_uses): Likewise.
16852 * df.h (df_set_flags, df_clear_flags): Update declarations.
16853 * dwarf2out.c (struct indirect_string_node): Change type of form
16854 field to enum dwarf_form.
16855 (AT_string_form): Change return type to enum dwarf_form.
16856 * fixed-value.c (fixed_compare): Add cast to enum type.
16857 * fwprop.c (update_df): Change 0 to VOIDmode.
16858 * gensupport.c: Change 0 to UNKNOWN.
16859 * gimple.h (gimple_cond_code): Add cast to enum type.
16860 * haifa-sched.c (reemit_notes): Add cast to enum type.
16861 * hooks.c (hook_int_void_no_regs): Remove function.
16862 * hooks.h (hook_int_void_no_regs): Remove declaration.
16863 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16864 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16865 * real.c (real_arithmetic): Add cast to enum type.
16866 (real_compare): Likewise.
16867 * target.h (struct gcc_target): Change return type of
16868 branch_target_register_class to enum reg_class.
16869 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16870 default_branch_target_register_class.
16871 * targhooks.c (default_branch_target_register_class): New function.
16872 * targhooks.h (default_branch_target_register_class): Declare.
16873 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16874 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16876 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16878 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16879 vect_uninitialized_def. Change 0 to ERROR_MARK.
16880 * tree-vect-stmts.c (supportable_widening_operation): Don't
16881 initialize icode1 and icode2.
16882 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16883 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16885 (cmn_err_flag_specs): Change 0 to STD_C89.
16886 (cmn_err_char_table): Likewise.
16887 * config/arm/arm.c (get_arm_condition_code): Change type of code
16888 to enum arm_cond_code.
16889 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16890 (IWMMXT_BUILTIN2): Likewise.
16891 (neon_builtin_type_bits): Don't define typedef.
16892 (neon_builtin_datum): Change type of bits field to int.
16893 (arm_expand_neon_args): Add cast to enum type.
16894 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16896 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16897 casts to enum type.
16898 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16900 * config/mips/mips.md (jal_macro): Return enum constant.
16901 (single_insn): Likewise.
16902 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16904 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16905 casts to enum type.
16906 * config/s390/s390.c (s390_tune_flags): Change type to int.
16907 (s390_arch_flags): Likewise.
16908 (s390_handle_arch_option): Change flags field of struct pta to int.
16909 * config/s390/s390.h (s390_tune_flags): Update declaration.
16910 (s390_arch_flags): Likewise.
16911 * config/sh/sh.c (prepare_move_operands): Compare
16912 tls_symbolic_operand result with enum constant.
16913 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16914 (sh_expand_prologue): Add cast to enum type.
16915 (sh_expand_epilogue): Likewise.
16916 (tls_symbolic_operand): Change return type to enum tls_model.
16917 (fpscr_set_from_mem): Add cast to enum type.
16918 (legitimize_pic_address): Compare tls_symbolic_operand result with
16920 (sh_target_reg_class): Change return type to enum reg_class.
16921 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16923 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16924 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16925 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16926 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16927 (delayed_branch, tls_call_delay): Likewise.
16928 (eligible_for_sibcall_delay): Likewise.
16929 (eligible_for_return_delay): Likewise.
16930 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16931 (spu_expand_builtin_1): Likewise.
16933 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16934 for all types of conversions.
16935 (output_init_element): Issue -Wc++-compat warning if needed when
16936 initializing a bitfield with enum type.
16937 * c-parser.c (c_parser_expression): Set original_type to
16938 original_type of right hand operand of comma operator.
16940 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16942 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16944 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16945 * doc/cpp.texi (Standard Predefined Macros)
16946 (Implementation-defined behavior): Likewise.
16947 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16948 * doc/gimple.texi (GIMPLE Exception Handling)
16949 (@code{GIMPLE_ASSIGN}): Likewise.
16950 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16951 * doc/invoke.texi (Warning Options, Optimize Options)
16952 (AVR Options, Darwin Options): Likewise.
16953 (Optimize Options): Reformulate -fwhole-program description.
16954 * doc/loop.texi (Lambda): Likewise.
16955 * doc/md.texi (Output Template, Define Constraints)
16956 (Standard Names, Insn Splitting): Likewise.
16957 * doc/options.texi (Option properties): Likewise.
16958 * doc/passes.texi (Tree-SSA passes): Likewise.
16959 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16960 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16961 (File Names and DBX): Likewise.
16962 * doc/trouble.texi (Incompatibilities): Likewise.
16964 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16966 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16967 instruction is correct.
16969 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16971 Allow non-constant arguments to conversion intrinsics.
16972 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16973 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16974 * spu.c (print_operand): Handle 'v' and 'w'.
16975 (exp2_immediate_p, spu_gen_exp2): Define.
16976 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16977 spu_convtf_1): Update parameter descriptions.
16978 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16979 * constraints.md ('v', 'w'): New.
16980 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16982 (i2f, I2F): New define_mode_attr.
16983 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16984 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16985 fixuns_truncv4sfv4si2): Update to use mode attribute.
16986 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16987 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16988 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16989 patterns for combine.
16991 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16993 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16994 (cprop, hoist, pre, store_motion): New debug counters.
16995 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16996 is not an RTL pass anymore.
16997 (pass_profiling): Remove extern decl for pass removed in 2005.
16998 (pass_gcse, pass_jump_bypass): Remove.
16999 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17000 to 0 for clean state.
17001 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17002 * cse.c (gate_handle_cse_after_global_opts,
17003 rest_of_handle_cse_after_global_opts): New functions.
17004 (pass_cse_after_global_opts): New pass, does local CSE.
17005 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17006 (TV_CPROP): New timevar.
17007 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17008 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17009 (gcse_main, recompute_all_luids): Remove.
17010 (compute_hash_table_work): Call max_reg_num instead of reading
17012 (cprop_jump): Don't set run_jump_opt_after_gcse.
17013 (constprop_register): Always allow to alter jumps.
17014 (cprop_insn): Likewise.
17015 (do_local_cprop): Likewise.
17016 (local_cprop_pass): Likewise. Return non-zero if something changed.
17017 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17018 (find_implicit_sets): Add note about missed optimization opportunity.
17019 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17020 pass_rtl_cprop execute function.
17021 Don't bother tracking the pass number, each pass gets its own dumpfile
17023 Always allow to alter jumpsand bypass jumps.
17024 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17025 will just find no suitable set.
17026 (pre_edge_insert): Fix dumping, this function is for PRE only.
17027 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17028 pass_rtl_pre execute function.
17029 (hoist_code): Return non-zero if something changed. Keep track of
17030 substitutions and insertions for statistics gathering similar to PRE.
17031 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17032 called from the pass_rtl_hoist execute function. Show pass statistics.
17033 (compute_store_table): Use max_reg_num directly instead of using the
17034 formerly global max_gcse_regno.
17035 (build_store_vectors): Likewise.
17036 (replace_store_insn): Fix dumping.
17037 (store_motion): Rename to ...
17038 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17039 pass, called from the pass_rtl_store_motion execute function. Keep
17040 track of substitutions and insertions for statistics gathering similar
17042 (bypass_jumps): Remove, fold interesting bits into ...
17043 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17044 from the pass_rtl_cprop execute function.
17045 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17046 pass_jump_bypass): Remove.
17047 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17048 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17049 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17050 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17051 (gate_rtl_store_motion, execute_rtl_store_motion,
17052 pass_rtl_store_motion): New.
17053 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17054 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17055 * passes.c (init_optimization_passes): Remove pass_gcse and
17056 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17057 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17058 instead of pass_jump_bypass.
17060 2009-04-27 Richard Guenther <rguenther@suse.de>
17062 PR middle-end/39928
17063 * gimplify.c (gimplify_expr): If we are required to create
17064 a temporary make sure it ends up as register.
17066 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17069 * config/i386/i386.c (construct_container): Don't call
17070 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17071 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17073 2009-04-27 Michael Matz <matz@suse.de>
17075 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17076 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17077 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17078 (dump_replaceable_exprs): Take a bitmap.
17079 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17081 (expand_gimple_basic_block): Likewise.
17082 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17083 replaceable_expressions member a bitmap.
17084 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17085 (mark_replaceable): Likewise.
17086 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17087 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17089 2009-04-27 Richard Guenther <rguenther@suse.de>
17091 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17092 (verify_stmts): Dispatch to gimple/type verification code.
17093 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17094 issue with call argument types.
17096 2009-04-27 Michael Matz <matz@suse.de>
17098 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17099 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17102 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17103 Eric Botcazou <ebotcazou@adacore.com>
17105 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17106 a label's basic block.
17107 (mark_target_live_regs): Tidy and rework obsolete comments.
17108 Change back DF problem to LIVE. If a label starts a basic block,
17109 assume that all registers that used to be live then still are.
17110 (init_resource_info): If a label starts a basic block, set its
17111 BLOCK_FOR_INSN accordingly.
17112 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17114 2009-04-27 Richard Guenther <rguenther@suse.de>
17116 * tree-flow-inline.h (function_ann): Remove.
17117 (get_function_ann): Likewise.
17118 * tree-dfa.c (create_function_ann): Remove.
17119 * tree-flow.h (struct static_var_ann_d): Remove.
17120 (struct function_ann_d): Likewise.
17121 (union tree_ann_d): Remove fdecl member.
17122 (function_ann_t): Remove.
17123 (function_ann, get_function_ann, create_function_ann): Remove
17126 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17128 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17130 2009-04-27 Jan Hubicka <jh@suse.cz>
17132 * ipa-pure-const.c (struct funct_state_d): New fields
17133 state_previously_known, looping_previously_known; remove
17134 state_set_in_source.
17135 (analyze_function): Use new fields.
17136 (propagate): Avoid assumption that state_set_in_source imply
17139 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17140 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17141 * cfgloop.h (finite_loop_p): Declare.
17143 2009-04-26 Michael Matz <matz@suse.de>
17145 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17147 2009-04-26 Michael Matz <matz@suse.de>
17149 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17150 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17151 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17152 pass_mark_used_blocks): Remove.
17153 * tree-optimize.c (pass_free_datastructures,
17154 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17155 * passes.c (init_optimization_passes): Don't call
17156 pass_mark_used_blocks, remove dead code.
17158 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17160 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17161 * tree-ssa-live.h (register_ssa_partition): Likewise.
17163 2009-04-26 Michael Matz <matz@suse.de>
17166 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17167 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17168 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17170 (compare_pairs): Swap cost comparison.
17171 (coalesce_ssa_name): Don't use change_partition_var.
17172 * tree-nrv.c (struct nrv_data): Add modified member.
17173 (finalize_nrv_r): Set it.
17174 (tree_nrv): Use it to update statements.
17175 (pass_nrv): Require PROP_ssa.
17176 * tree-mudflap.c (mf_decl_cache_locals,
17177 mf_build_check_statement_for): Use make_rename_temp.
17178 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17179 * alias.c (find_base_decl): Handle SSA names.
17180 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17181 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17182 * rtl.h (set_reg_attrs_for_parm): Declare.
17183 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17184 to "optimized", remove unused locals at finish.
17185 (execute_free_datastructures): Make global, call
17186 delete_tree_cfg_annotations.
17187 (execute_free_cfg_annotations): Don't call
17188 delete_tree_cfg_annotations.
17190 * ssaexpand.h: New file.
17191 * expr.c (toplevel): Include ssaexpand.h.
17192 (expand_assignment): Handle SSA names the same as register variables.
17193 (expand_expr_real_1): Expand SSA names.
17194 * cfgexpand.c (toplevel): Include ssaexpand.h.
17195 (SA): New global variable.
17196 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17197 (SSAVAR): New macro.
17198 (set_rtl): New helper function.
17199 (add_stack_var): Deal with SSA names, use set_rtl.
17200 (expand_one_stack_var_at): Likewise.
17201 (expand_one_stack_var): Deal with SSA names.
17202 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17203 before unique numbers.
17204 (expand_stack_vars): Use set_rtl.
17205 (expand_one_var): Accept SSA names, add asserts for them, feed them
17206 to above subroutines.
17207 (expand_used_vars): Expand all partitions (without default defs),
17208 then only the local decls (ignoring those expanded already).
17209 (expand_gimple_cond): Remove edges when jumpif() expands an
17210 unconditional jump.
17211 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17212 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17214 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17215 members of SA; deal with PARM_DECL partitions here; expand
17216 all PHI nodes, free tree datastructures and SA. Commit instructions
17217 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17218 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17219 info and statements at start, collect garbage at finish.
17220 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17221 (VAR_ANN_PARTITION) Remove.
17222 (change_partition_var): Don't declare.
17223 (partition_to_var): Always return SSA names.
17224 (var_to_partition): Only accept SSA names.
17225 (register_ssa_partition): Only check argument.
17226 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17228 (delete_var_map): Don't free it.
17229 (var_union): Only accept SSA names, simplify.
17230 (partition_view_init): Mark only useful SSA names as used.
17231 (partition_view_fini): Only deal with SSA names.
17232 (change_partition_var): Remove.
17233 (dump_var_map): Use ssa_name instead of partition_to_var member.
17234 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17236 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17237 (struct _elim_graph): New member const_dests; nodes member vector of
17239 (set_location_for_edge): New static helper.
17240 (create_temp): Remove.
17241 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17242 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17243 (new_elim_graph): Allocate const_dests member.
17244 (clean_elim_graph): Truncate const_dests member.
17245 (delete_elim_graph): Free const_dests member.
17246 (elim_graph_size): Adapt to new type of nodes member.
17247 (elim_graph_add_node): Likewise.
17248 (eliminate_name): Likewise.
17249 (eliminate_build): Don't take basic block argument, deal only with
17250 partition numbers, not variables.
17251 (get_temp_reg): New static helper.
17252 (elim_create): Use it, deal with RTL temporaries instead of trees.
17253 (eliminate_phi): Adjust all calls to new signature.
17254 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17255 (rewrite_trees): Only do checking.
17256 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17257 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17258 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17259 contains_tree_r, MAX_STMTS_IN_LATCH,
17260 process_single_block_loop_latch, analyze_edges_for_bb,
17261 perform_edge_inserts): Remove.
17262 (expand_phi_nodes): New global function.
17263 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17264 functions, initialize new parameter, remember partitions having a
17266 (finish_out_of_ssa): New global function.
17267 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17268 don't reset in_ssa_p here, don't disable TER when mudflap.
17269 (pass_del_ssa): Remove.
17270 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17272 (execute_free_datastructures): Declare.
17273 * Makefile.in (SSAEXPAND_H): New variable.
17274 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17275 * basic-block.h (commit_one_edge_insertion): Declare.
17276 * passes.c (init_optimization_passes): Move pass_nrv and
17277 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17278 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17279 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17280 (redirect_branch_edge): Deal with super block when expanding, split
17281 out jump patching itself into ...
17282 (patch_jump_insn): ... here, new static helper.
17284 2009-04-26 Michael Matz <matz@suse.de>
17286 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17287 beyond num_ssa_names.
17288 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17289 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17291 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17293 PR inline-asm/39543
17294 * fwprop.c (forward_propagate_asm): New function.
17295 (forward_propagate_and_simplify): Propagate also into __asm, if it
17296 doesn't increase the number of referenced registers.
17299 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17301 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17303 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17304 note_nonlocal_vla_type for nonlocal VLAs.
17305 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17306 contains_remapped_vars, remap_vla_decls): New functions.
17307 (convert_nonlocal_reference_stmt): If not optimizing, call
17308 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17309 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17310 if it wasn't found in var_map.
17311 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17312 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17313 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17315 * gimplify.c (nonlocal_vlas): New variable.
17316 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17318 (gimplify_body): Create and destroy nonlocal_vlas.
17320 * dwarf2out.c (loc_descr_plus_const): New function.
17321 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17322 mem_loc_descriptor, loc_descriptor_from_tree_1,
17323 descr_info_loc, gen_variable_die): Use it.
17325 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17326 !TREE_STATIC VAR_DECLs.
17327 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17328 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17329 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17330 DECL_BY_REFERENCE is valid.
17331 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17332 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17333 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17334 Copy DECL_BY_REFERENCE.
17335 (struct nesting_copy_body_data): New type.
17336 (nesting_copy_decl): New function.
17337 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17338 if they have variable length.
17340 2009-04-26 Michael Matz <matz@suse.de>
17342 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17343 mark new temporaries for renaming.
17345 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17348 * c-decl.c (global_bindings_p): Return negative value.
17349 (c_variable_size): New. Based on variable_size from
17351 (grokdeclarator): Call c_variable_size not variable_size.
17353 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17355 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17357 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17359 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17360 Redefine it to just use mingw/include.
17361 (ASM_SPEC): Rules for -m32 and -m64.
17362 (LINK_SPEC): Use Likewise.
17363 (SPEC_32): New define.
17364 (SPEC_64): Likewise.
17365 (SUB_LINK_SPEC): Likewise.
17366 (MULTILIB_DEFAULTS): New define.
17367 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17368 Add multilib options.
17369 (MULTILIB_DIRNAMES): Likewise.
17370 (MULTILIB_OSDIRNAMES): Likewise.
17371 (LIBGCC): Likewise.
17372 (INSTALL_LIBGCC): Likewise.
17374 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17377 * c-tree.h (enum c_inline_static_type): New.
17378 (record_inline_static): Declare.
17379 * c-decl.c (struct c_inline_static, c_inline_statics,
17380 record_inline_static, check_inline_statics): New.
17381 (pop_file_scope): Call check_inline_statics.
17382 (start_decl): Call record_inline_static instead of pedwarning
17383 directly for static in inline function.
17384 * c-typeck.c (build_external_ref): Call record_inline_static
17385 instead of pedwarning directly for static referenced in inline
17388 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17390 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17391 not new but only being rescanned.
17392 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17393 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17394 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17395 record_set_info, compute_set, grealloc): Remove.
17396 (recompute_all_luids): New function.
17397 (gcse_main): Don't compute sets, and don't do related memory
17398 allocations/free-ing. If something changed before the end of the
17399 pass, update LUIDs using recompute_all_luids.
17400 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17401 (free_gcse_mem): Don't free it either.
17402 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17403 Use the df insn LUIDs.
17404 (load_killed_in_block): Likewise.
17405 (compute_hash_table_work): Don't compute reg_set_in_block.
17406 (compute_transp): Use DF_REG_DEF_CHAINs.
17407 (local_cprop_pass): Don't use compute_sets and related functions.
17408 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17409 Use get_max_uid() instead of max_cuid.
17410 (insert_insn_end_basic_block, pre_insert_copy_insn,
17411 update_ld_motion_stores): Don't try to
17412 keep reg_set tables up to date.
17413 (pre_insert_copies): Use df insn LUIDs.
17414 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17415 (reg_set_info): Don't use extra bitmap argument.
17416 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17417 information to compute regs_set_in_block.
17418 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17419 (bypass_jumps): Don't use compute_sets and friends.
17421 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17424 * opts.c (undocumented_msg): Do not leave blank even with
17427 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17429 * c-decl.c (build_enumerator): Allow values folding to integer
17430 constants but not integer constant expressions with a pedwarn if
17433 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17436 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17437 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17438 type is an integer constant.
17440 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17443 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17446 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17449 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17450 with variably modified return type and no storage class
17451 specifiers, except for the case of nested functions. Distinguish
17452 extern declarations of functions with variably modified return
17453 types from those of objects with variably modified types.
17455 2009-04-25 Jan Hubicka <jh@suse.cz>
17457 * tree.c (list_equal_p): New function.
17458 * tree.h (list_equal_p): Declare.
17459 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17460 basic_block_def, basic_block, const_basic_block): New.
17461 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17462 (redirect_eh_edge): New function.
17463 (make_eh_edge_update_phi): EH edges are not abnormal.
17464 * except.c: Include tree-flow.h.
17465 (list_match): New function.
17466 (eh_region_replaceable_by_p): New function.
17467 (replace_region): New function.
17468 (hash_type_list): New function.
17469 (hash_eh_region): New function.
17470 (eh_regions_equal_p): New function.
17471 (merge_peers): New function.
17472 (remove_unreachable_regions): Verify EH tree when checking;
17474 (copy_eh_region_1): New function.
17475 (copy_eh_region): New function.
17476 (push_reachable_handler): New function.
17477 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17478 regions without label but with live RESX.
17479 * except.h (redirect_eh_edge_to_label): New.
17480 * tree-flow.h (redirect_eh_edge): New.
17481 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17482 basic_block_def, basic_block, const_basic_block): Remove.
17483 * Makefile.in (except.o): Add dependency on tree-flow.h
17484 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17485 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17488 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17491 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17492 on the destination of memcpy.
17494 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17496 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17497 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17498 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17500 2009-04-25 Jan Hubicka <jh@suse.cz>
17502 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17503 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17504 to be reached by different label than left.
17505 (update_eh_edges): Update comment; remove edge_to_remove if possible
17506 and return true if suceeded.
17507 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17508 (cleanup_eh): Compute sharing map.
17509 * except.c (remove_eh_handler_and_replace): Add argument if we should
17511 (remove_unreachable_regions): Update for label sharing.
17512 (label_to_region_map): Likewise.
17513 (get_next_region_sharing_label): New function.
17514 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17516 (remove_eh_handler): Update.
17517 (remove_eh_region_and_replace_by_outer_of): New function.
17518 * except.h (struct eh_region): Add next_region_sharing_label.
17519 (remove_eh_region_and_replace_by_outer_of,
17520 get_next_region_sharing_label): Declare.
17521 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17523 2009-04-25 Jan Hubicka <jh@suse.cz>
17525 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17526 insert code even if they are not critical.
17528 2009-04-25 Jan Hubicka <jh@suse.cz>
17530 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17531 (gimple_can_remove_branch_p): EH edges won't remove branch by
17533 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17534 updating of non-abnormal EH edges.
17535 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17536 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17537 (split_critical_edges): Split also edges where emitting code on them
17538 will lead to splitting later.
17540 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17541 H.J. Lu <hongjiu.lu@intel.com>
17544 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17545 the configured assembler supports fildq and fistpq mnemonics.
17546 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17547 * configure: Regenerated.
17548 * config.in: Ditto.
17550 * config/i386/i386.c (print_operand): Handle 'Z'.
17551 ['z']: Remove handling of special fild/fist suffixes.
17552 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17553 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17554 suffix of fild insn.
17555 (*floatsi<mode>2_vector_mixed): Ditto.
17556 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17557 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17558 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17559 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17560 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17562 2009-04-25 Ben Elliston <bje@au.ibm.com>
17564 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17565 the source of a set operation.
17567 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17569 * target.h (struct gcc_target): Add case_values_threshold field.
17570 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17571 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17572 * targhooks.c (default_case_values_threshold): New function.
17573 * targhooks.h (default_case_values_threshold): Declare function.
17574 * stmt.c (expand_case): Use case_values_threshold target hook.
17575 * expr.h (case_values_threshold): Remove declartation.
17576 * expr.c (case_values_threshold): Remove function.
17577 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17579 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17580 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17581 (avr_case_values_threshold): Declare as static.
17582 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17584 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17585 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17586 (mn10300_case_values_threshold): New function.
17588 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17590 * ira.c (setup_cover_and_important_classes): Add enum cast.
17592 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17594 * genpreds.c (write_enum_constraint_num): Output definition of
17595 CONSTRAINT_NUM_DEFINED_P macro.
17596 * ira.c (setup_cover_and_important_classes): Use
17597 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17599 2009-04-24 DJ Delorie <dj@redhat.com>
17601 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17602 __SH2A_SINGLE_ONLY__ also.
17604 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17606 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17607 (movdf_internal): Ditto.
17608 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17609 SFmode and DFmode constants.
17610 (ia64_print_operand): Add 'G' format for printing
17611 floating point constants.
17613 2009-04-24 Richard Guenther <rguenther@suse.de>
17615 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17616 from unsigned additions.
17618 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17620 * c-typeck.c (set_init_index): Allow array designators that are
17621 not integer constant expressions with a pedwarn if pedantic.
17623 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17625 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17626 zero if no overlap in nonzero bits between the operands.
17628 2009-04-24 Ian Lance Taylor <iant@google.com>
17630 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17631 (record_dead_and_set_regs): Likewise.
17632 * df.h (struct df_mw_hardreg): Change flags field to int.
17633 (struct df_base_ref): Likewise.
17634 (struct df): Change changeable_flags field to int.
17635 * df-scan.c (df_defs_record): Change clobber_flags to int.
17636 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17637 constants rather than #define macros.
17638 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17639 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17640 (enum dwarf_calling_convention): Likewise.
17641 (enum dwarf_line_number_x_ops): Likewise.
17642 (enum dwarf_call_frame_info): Likewise.
17643 (enum dwarf_source_language): Likewise.
17644 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17645 (add_calling_convention_attribute): Likewise.
17646 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17647 (combine_comparisons): Change compcode to int. Add cast to enum type.
17648 * genrecog.c (maybe_both_true_2): Change c to int.
17649 (write_switch): Likewise. Add cast to enum type.
17650 * gimplify.c (gimplify_omp_for): Handle return values from
17651 gimplify_expr using MIN rather than bitwise or.
17652 (gimplify_expr): Add cast to enum type.
17653 * ipa-prop.c (update_jump_functions_after_inlining): Change
17654 IPA_BOTTOM to IPA_JF_UNKNOWN.
17655 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17656 Add casts to enum type.
17657 (setup_cover_and_important_classes): Change cl to int. Add casts
17659 (setup_class_translate): Change cl and mode to int.
17660 (ira_init_once): Change mode to int.
17661 (free_register_move_costs): Likewise.
17662 (setup_prohibited_mode_move_regs): Add casts to enum type.
17663 * langhooks.c (add_builtin_function_common): Rework assertion that
17664 value fits bitfield.
17665 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17666 * omega.c (omega_do_elimination): Avoid math on enum types.
17667 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17668 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17669 int local to handle integral_argment value.
17670 * regmove.c (try_auto_increment): Change PUT_MODE to
17672 * reload.c (push_secondary_reload): Add casts to enum type.
17673 (secondary_reload_class, find_valid_class): Likewise.
17674 * reload1.c (emit_input_reload_insns): Likewise.
17675 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17676 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17677 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17679 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17680 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17682 (expand_complex_libcall): Add casts to enum type.
17683 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17684 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17685 with ERROR_MARK, not NUM_TREE_CODES.
17686 (vect_create_epilog_for_reduction): Likewise.
17687 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17688 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17689 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17691 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17692 vect_unused_in_loop. Change 0 to loop_vect.
17693 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17694 * var-tracking.c (get_init_value): Change return type to enum
17696 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17697 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17699 (arm_override_options): Add casts to enum type.
17700 (arm_emit_tls_decoration): Likewise.
17701 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17703 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17704 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17705 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17707 * config/s390/s390.c (code_for_builtin_64): Change to array of
17709 (code_for_builtin_31): Likewise.
17710 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17712 * config/sparc/sparc.c (sparc_override_options): Change value
17713 field in struct code_model to enum cmodel. In initializer change
17714 0 to NULL and add cast to enum type.
17716 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17717 Change all callers. Issue a -Wc++-compat warning using
17718 lhs_origtype if necessary.
17719 (convert_for_assignment): Issue -Wc++-compat warnings about
17720 invalid conversions to enum type on assignment.
17721 * c-common.h (build_modify_expr): Update declaration.
17723 2009-04-24 Nick Clifton <nickc@redhat.com>
17725 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17726 (function_arg_advance): Likewise.
17727 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17730 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17732 * config/s390/constraints.md ('I', 'J'): Fix condition.
17734 2009-04-24 Diego Novillo <dnovillo@google.com>
17736 * gengtype-parse.c (parse_error): Add newline after message.
17738 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17740 * config/i386/sse.md (avxmodesuffixs): Removed.
17741 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17742 (*avx_pinsr<ssevecsize>): This.
17744 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17746 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17747 follow chains of regs with a single definition, and allow expressions
17748 that are function_invariant_p.
17749 (simple_rhs_p): Allow expressions that are function_invariant_p.
17751 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17753 PR middle-end/39867
17754 * fold-const.c (fold_cond_expr_with_comparison): When folding
17755 > and >= to MAX, make sure the MAX uses the same type as the
17756 comparison's operands.
17758 2009-04-24 Nick Clifton <nickc@redhat.com>
17760 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17761 addressing for DImode accesses.
17762 (frv_print_operand_address): Handle PLUS case.
17763 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17765 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17767 PR rtl-optimization/39794
17768 * alias.c (canon_true_dependence): Add x_addr argument.
17769 * rtl.h (canon_true_dependence): Adjust prototype.
17770 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17771 * cselib.c (cselib_invalidate_mem): Likewise.
17772 * gcse.c (compute_transp): Likewise.
17773 * dse.c (scan_reads_nospill): Likewise.
17774 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17775 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17776 canon_base_addr of the group, plus optional offset.
17777 (struct group_info): Rename canon_base_mem to
17779 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17780 canon_rtx of base_mem.
17782 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17784 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17785 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17787 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17789 * config/spu/spu-builtins.h: Delete file.
17791 * config/spu/spu.h (enum spu_builtin_type): Move here from
17793 (struct spu_builtin_description): Likewise. Add GTY marker.
17794 Do not use enum spu_function_code or enum insn_code.
17795 (spu_builtins): Add extern declaration.
17797 * config/spu/spu.c: Do not include "spu-builtins.h".
17798 (enum spu_function_code, enum spu_builtin_type_index,
17799 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17800 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17801 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17802 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17803 (spu_builtin_types): Make static. Add GTY marker.
17804 (spu_builtins): Add extern declaration with GTY marker.
17805 Include "gt-spu.h".
17807 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17808 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17809 Check programmatically whether all parameters are scalar.
17811 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17813 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17815 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17816 assignment from the constructor either if the target is volatile.
17818 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17820 * config/arm/arm.md (insv): Do not share operands[0].
17822 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17824 * config/vxlib-tls.c (active_tls_threads): Delete.
17825 (delete_hook_installed): New.
17826 (tls_delete_hook): Don't delete the delete hook.
17827 (tls_destructor): Delete it here.
17828 (__gthread_set_specific): Adjust installing the delete hook.
17829 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17830 __gthread_leave_tsd_dtor_context.
17832 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17834 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17836 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17838 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17840 (alpha_rtx_costs): Ditto.
17841 (emit_unlikely_jump): Use add_reg_note.
17842 (emit_frame_store_1): Ditto.
17843 (alpha_expand_prologue): Ditto.
17844 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17845 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17847 2009-04-23 Nick Clifton <nickc@redhat.com>
17849 * config/v850/v850.md (epilogue): Remove suppressed code.
17850 (return): Rename to return_simple and remove test of frame size.
17851 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17852 to gen_return_simple.
17854 2009-04-22 Jing Yu <jingyu@google.com>
17857 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17859 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17862 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17863 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17864 value is a VECTOR_CST, the element type is the element type of the
17867 2009-04-22 DJ Delorie <dj@redhat.com>
17869 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17871 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17873 * alias.c (find_base_term): Move around LO_SUM case, so that
17874 CONST falls through into PLUS/MINUS handling.
17877 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17878 into 0, use omit_one_operand.
17880 2009-04-23 Ben Elliston <bje@au.ibm.com>
17882 * config/rs6000/linux-unwind.h (get_regs): Remove type
17883 puns. Change the type of `pc' to an array of unsigned ints and
17884 update all users. Constify frame24.
17886 2009-04-22 DJ Delorie <dj@redhat.com>
17888 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17889 declarations before code.
17890 (current_function_special_page_vector): Likewise.
17891 (m32c_expand_insv): Silence a warning.
17893 2009-04-21 Taras Glek <tglek@mozilla.com>
17895 * alias.c: Update GTY annotations to new syntax.
17896 * basic-block.h: Likewise.
17897 * bitmap.h: Likewise.
17898 * c-common.h: Likewise.
17899 * c-decl.c: Likewise.
17900 * c-parser.c: Likewise.
17901 * c-pragma.c: Likewise.
17902 * c-tree.h: Likewise.
17903 * cfgloop.h: Likewise.
17904 * cgraph.h: Likewise.
17905 * config/alpha/alpha.c: Likewise.
17906 * config/arm/arm.h: Likewise.
17907 * config/avr/avr.h: Likewise.
17908 * config/bfin/bfin.c: Likewise.
17909 * config/cris/cris.c: Likewise.
17910 * config/darwin.c: Likewise.
17911 * config/frv/frv.c: Likewise.
17912 * config/i386/i386.c: Likewise.
17913 * config/i386/i386.h: Likewise.
17914 * config/i386/winnt.c: Likewise.
17915 * config/ia64/ia64.h: Likewise.
17916 * config/iq2000/iq2000.c: Likewise.
17917 * config/mips/mips.c: Likewise.
17918 * config/mmix/mmix.h: Likewise.
17919 * config/pa/pa.c: Likewise.
17920 * config/pa/pa.h: Likewise.
17921 * config/rs6000/rs6000.c: Likewise.
17922 * config/s390/s390.c: Likewise.
17923 * config/sparc/sparc.c: Likewise.
17924 * config/xtensa/xtensa.c: Likewise.
17925 * cselib.h: Likewise.
17926 * dbxout.c: Likewise.
17927 * dwarf2out.c: Likewise.
17928 * except.c: Likewise.
17929 * except.h: Likewise.
17930 * fixed-value.h: Likewise.
17931 * function.c: Likewise.
17932 * function.h: Likewise.
17933 * gimple.h: Likewise.
17934 * integrate.c: Likewise.
17935 * optabs.c: Likewise.
17936 * output.h: Likewise.
17937 * real.h: Likewise.
17939 * stringpool.c: Likewise.
17940 * tree-data-ref.c: Likewise.
17941 * tree-flow.h: Likewise.
17942 * tree-scalar-evolution.c: Likewise.
17943 * tree-ssa-address.c: Likewise.
17944 * tree-ssa-alias.h: Likewise.
17945 * tree-ssa-operands.h: Likewise.
17946 * tree.c: Likewise.
17947 * tree.h: Likewise.
17948 * varasm.c: Likewise.
17949 * varray.h: Likewise.
17951 * coretypes.h: Do not define GTY macro if it is already defined.
17952 * doc/gty.texi: Update GTY documentation to new syntax.
17953 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17954 annotations on structs.
17955 * gengtype-parse.c: Likewise.
17957 2009-04-22 Mark Heffernan <meheff@google.com>
17959 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17961 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17963 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17966 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17968 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17969 the same as a PLUS without a shift. Increase the cost of a
17972 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17974 * Makefile.in: Update dependencies.
17975 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17976 * errors.h: Remove bogus comment about compatibility.
17977 (warning): Update declaration.
17978 * genautomata.c: Update all calls to warning.
17979 * gimple.c: Do not include errors.h. Include toplev.h.
17980 * tree-ssa-structalias.c: Do not include errors.h.
17981 * omega.c: Likewise.
17982 * tree-ssa-reassoc.c: Likewise.
17983 * config/spu/spu-c.c: Likewise.
17984 * config/spu/t-spu-elf: Update dependencies.
17986 2009-04-22 Richard Guenther <rguenther@suse.de>
17988 PR tree-optimization/39824
17989 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17990 make sure the types are compatible.
17992 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17995 * c-common.c (c_parse_error): Take a token_flags parameter.
17996 Use token_type for the token type instead.
17997 Pass token_flags to cpp_type2name.
17998 * c-common.h (c_parse_error): Update declaration.
17999 * c-parser.c (c_parser_error): Pass 0 as token flags.
18001 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18003 PR rtl-optimization/39580
18004 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18006 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18008 * function.c (expand_function_end): Do not emit a jump to the "naked"
18009 return label for fall-through returns.
18010 * except.c (sjlj_emit_function_exit): Always place the call to the
18011 unregister function at the location installed by expand_function_end.
18013 2009-04-22 Richard Guenther <rguenther@suse.de>
18015 PR tree-optimization/39845
18016 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18017 (gen_inbound_check): Likewise.
18019 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18021 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18023 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18024 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18026 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18028 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18029 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18030 shift counts to avoid out-of-bounds array accesses.
18032 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18034 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18035 (Pmode): Move above.
18037 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18039 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18040 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18041 GET_CODE macro. Use IN_RANGE macro where appropriate.
18042 * config/alpha/alpha.h: Ditto.
18043 * config/alpha/alpha.md: Ditto.
18044 * config/alpha/constraints.md: Ditto.
18045 * config/alpha/predicates.md: Ditto.
18047 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18049 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18050 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18051 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18052 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18053 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18054 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18055 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18056 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18057 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18058 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18059 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18060 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18061 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18062 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18063 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18064 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18065 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18066 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18067 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18068 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18069 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18070 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18071 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18072 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18073 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18074 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18075 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18077 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18079 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18080 references from comments.
18081 * cfgbuild.c: (count_basic_blocks): Delete.
18082 (find_basic_blocks_1): Delete.
18083 (find_basic_blocks): Delete.
18084 * except.c (finish_eh_generation): Make static. Move comment from
18085 except.h here. Remove find_basic_blocks references from comments.
18086 * except.h (finish_eh_generation): Delete.
18087 * basic-block.h (find_basic_blocks): Delete.
18088 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18090 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18092 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18093 (sdbout_parms): Likewise.
18095 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18097 * config/sh/sh.c (prepare_cbranch_operands): Use
18098 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18099 (expand_cbranchdi4): Likewise.
18100 (from_compare): Add cast to enum type.
18101 (expand_cbranchsi4): Use add_reg_note.
18102 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18103 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18104 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18105 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18106 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18107 instead of CODE_FOR_nothing.
18108 (cbranchdi4): Likewise. Fix the order of arguments for
18110 (push_fpscr): Use add_reg_note.
18111 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18112 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18114 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18116 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18117 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18118 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18119 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18120 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18121 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18122 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18123 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18124 config/alpha/x-vms, config/arc/t-arc,
18125 config/arm/README-interworking, config/arm/arm-c.c,
18126 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18127 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18128 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18129 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18130 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18131 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18132 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18133 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18134 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18135 config/cris/t-elfmulti, config/crx/t-crx,
18136 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18137 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18138 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18139 config/h8300/t-h8300, config/i386/athlon.md,
18140 config/i386/darwin-libgcc.10.4.ver,
18141 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18142 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18143 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18144 config/i386/t-linux64, config/i386/t-nwld,
18145 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18146 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18147 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18148 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18149 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18150 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18151 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18152 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18153 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18154 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18155 config/m68k/t-uclinux, config/mcore/t-mcore,
18156 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18157 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18158 config/mips/crtn.asm, config/mips/irix-crti.asm,
18159 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18160 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18161 config/mips/mips-fixed.md, config/mips/sb1.md,
18162 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18163 config/mips/t-iris6, config/mips/t-isa3264,
18164 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18165 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18166 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18167 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18168 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18169 config/mn10300/t-linux, config/mn10300/t-mn10300,
18170 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18171 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18172 config/picochip/libgccExtras/clzsi2.asm,
18173 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18174 config/rs6000/darwin-libgcc.10.4.ver,
18175 config/rs6000/darwin-libgcc.10.5.ver,
18176 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18177 config/rs6000/t-aix43, config/rs6000/t-aix52,
18178 config/rs6000/t-darwin, config/rs6000/t-fprules,
18179 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18180 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18181 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18182 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18183 config/rs6000/t-rtems, config/rs6000/t-spe,
18184 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18185 config/score/t-score-elf, config/sh/divcost-analysis,
18186 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18187 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18188 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18189 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18190 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18191 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18192 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18193 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18194 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18195 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18196 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18197 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18198 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18199 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18200 * config/h8300/genmova.sh: Include copyright and license notices
18201 in generated output.
18202 * config/h8300/mova.md: Regenerate.
18203 * doc/install.texi2html: Include word "Copyright" in copyright
18204 notice and use name "Free Software Foundation, Inc.".
18205 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18206 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18207 ChangeLog-2007, ChangeLog-2008: Correct dates.
18209 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18211 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18212 NE_EXPR operations as well.
18213 * c-parser.c (c_parser_condition): Do not set location information on
18215 (c_parser_conditional_expression): Likewise.
18216 (c_parser_binary_expression): Set location information on operators.
18217 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18218 TRUTH_NOT_EXPR has been folded.
18219 * fold-const.c (fold_truth_not_expr): Copy location information from
18220 the incoming expression to the outgoing one.
18221 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18222 recursive calls on the LHS of the operator but pass that of the
18223 operator to recursive calls on the RHS of the operator. Set it
18225 (shortcut_cond_expr): Set the locus of the operator on the second
18226 COND_EXPR and that of the expression on the first in degenerate cases.
18227 Pass the locus of the expression to calls to shortcut_cond_r.
18228 Set the locus of the 'then' block on the associated jump, if any.
18229 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18230 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18231 expression to call to gimplify_boolean_expr.
18233 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18235 * config.gcc: Add additional configuration for
18236 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18237 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18238 (CPP_SPEC): Redefine for allowing -municode option.
18239 (STARTFILE_SPEC): Likewise.
18240 * config/i386/t-mingw-w64: New.
18241 * config/i386/mingw-w64.opt: New.
18242 (municode): Add new target option.
18243 * doc/invoke.texi (municode): Add documentation for new option.
18245 2009-04-21 Ian Lance Taylor <iant@google.com>
18247 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18248 Correct test for number of arguments.
18249 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18251 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18253 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18254 argument of emit_library_call.
18256 2009-04-21 Richard Guenther <rguenther@suse.de>
18258 PR middle-end/39829
18259 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18260 inside VIEW_CONVERT_EXPRs.
18262 2009-04-21 Martin Jambor <mjambor@suse.cz>
18264 * tree-switch-conversion.c (build_constructors): Split a long line.
18265 (constructor_contains_same_values_p): New function.
18266 (build_one_array): Create assigns of constants if possible, do not
18267 call mark_sym_for_renaming, call update_stmt.
18268 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18269 make_rename_temp. Do not call mark_symbols_for_renaming, call
18271 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18272 find_new_referenced_vars, call update_stmt.
18273 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18274 instead of calling make_rename_temp. Do not call
18275 find_new_referenced_vars or mark_symbols_for_renaming, call
18278 2009-04-21 Richard Guenther <rguenther@suse.de>
18280 PR tree-optimization/39827
18281 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18282 (tree_ssa_phiprop): Pass the correct array size.
18284 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18286 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18288 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18291 * c-typeck.c (lvalue_p): Move declaration ...
18292 * c-common.h (lvalue_p): ... to here.
18293 * c-common.c (candidate_equal_p): New.
18294 (add_tlist): Use it.
18295 (merge_tlist): Use it.
18296 (warn_for_collisions_1): Likewise.
18297 (warning_candidate_p): Accept more candidates.
18298 (verify_tree): A warning candidate can be an expression. Use
18301 2009-04-21 Ben Elliston <bje@au.ibm.com>
18304 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18305 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18306 options. Remove -mcall-solaris documentation.
18308 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18311 * doc/invoke.texi (-Wlong-long): Update description.
18312 * c-lex (interpret_integer): Only warn if there was no previous
18313 overflow and -Wlong-long is enabled.
18314 * c-decl.c (declspecs_add_type): Drop redundant flags.
18315 * c.opt (Wlong-long): Init to -1.
18316 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18317 and front-end warn_long_long. Wlong-long only depends on other
18318 flags if it is uninitialized.
18319 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18320 the same for CPP and FE.
18321 (restore_extension_diagnostics): Likewise.
18323 2009-04-20 Ian Lance Taylor <iant@google.com>
18325 Fix enum conversions which are invalid in C++:
18326 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18327 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18328 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18329 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18330 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18331 (dbxout_parms): Likewise.
18332 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18333 (df_clear_flags): Likewise.
18334 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18335 top_flag parameter to int.
18336 (df_chain_create_bb_process_use): Likewise.
18337 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18339 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18340 (df_ref_create_structure, df_def_record_1): Likewise.
18341 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18342 (df_notes_rescan): Change 0 to VOIDmode in function call.
18343 (df_get_call_refs, df_insn_refs_collect): Likewise.
18344 (df_bb_regs_collect): Likewise.
18345 (df_entry_block_defs_collect): Likewise.
18346 (df_exit_block_uses_collect): Likewise.
18347 * df.h: Update declarations.
18348 * double-int.c (double_int_divmod): Add cast to enum type.
18349 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18350 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18351 (based_loc_descr): Likewise.
18352 (loc_descriptor_from_tree_1): Change first_op and second_op to
18353 enum dwarf_location_atom. Add cast to enum type.
18354 * expmed.c (init_expmed): Change 0 to SET in function call.
18355 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18356 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18357 (do_store_flag): Likewise.
18358 * fixed-value.h (struct fixed_value): Change mode to enum
18360 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18361 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18363 (insert_insn_decl, insert_decl, insert_state): Likewise.
18364 (automata_list_finish): Likewise.
18365 * genrecog.c (process_define_predicate): Add cast to enum type.
18366 * gensupport.c (init_predicate_table): Add cast to enum type.
18367 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18369 (gimple_build_call_1, gimple_build_label): Likewise.
18370 (gimple_build_goto, gimple_build_asm_1): Likewise.
18371 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18372 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18373 (enum fallback): Rename from enum fallback_t.
18374 (fallback_t): Typedef as int.
18375 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18376 GSI_SAME_STMT in function call.
18377 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18379 (setup_reg_class_relations): Likewise.
18380 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18381 (setup_prohibited_class_mode_regs): Add cast to enum type.
18382 (setup_prohibited_mode_move_regs): Likewise.
18383 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18384 (record_address_regs): Change i to enum reg_class.
18385 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18386 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18387 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18388 (GET_MODE_2XWIDER_MODE): Likewise.
18389 (GET_CLASS_NARROWEST_MODE): Likewise.
18390 * omp-low.c (expand_omp_for): Add cast to enum type.
18391 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18392 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18393 * postreload.c (reload_cse_simplify_operands): Change rclass local
18395 * predict.c (combine_predictions_for_insn): Change best_predictor
18396 and predictor to enum br_predictor.
18397 (combine_predictions_for_bb): Likewise.
18398 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18399 use SET_PREDICT_EXPR_OUTCOME.
18400 * real.c (real_arithmetic): Change icode to code in function call.
18401 * reginfo.c (init_move_cost): Add casts to enum type.
18402 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18403 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18405 * reload.c (find_valid_class): Add casts to enum type.
18406 (push_reload): Change 0 to NO_REGS in function call.
18407 (find_reloads): Change this_alternative to array of enum
18408 reg_class. Remove some now-unnecessary casts.
18409 (make_memloc): Change 0 to VOIDmode in function call.
18410 * reload1.c (reload): Change 0 to VOIDmode in function call.
18411 (eliminate_regs_1, elimination_effects): Likewise.
18412 (eliminate_regs_in_insn): Likewise.
18413 (emit_input_reload_insns): Add cast to enum type.
18414 (delete_output_reload): Change 0 to VOIDmode in function call.
18415 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18416 to enum type in function call.
18417 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18418 (SET_PREDICT_EXPR_OUTCOME): Define.
18419 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18420 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18421 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18422 (dump_function): Likewise.
18423 * tree-dump.h: Update declarations.
18424 * tree-pass.h: Update declarations.
18425 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18426 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18428 (arm_rtx_costs_1): Correct parenthesization.
18429 (arm_rtx_costs): Add casts to enum type.
18430 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18431 (vfp_emit_fstmd): Use add_rg_note.
18432 (emit_multi_reg_push, emit_sfm): Likewise.
18433 (thumb_set_frame_pointer): Likewise.
18434 (arm_expand_prologue): Likewise.
18435 (arm_regno_class): Change return type to enum reg_class.
18436 (thumb1_expand_prologue): Use add_reg_note.
18437 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18438 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18440 * config/arm/gentune.sh: Add cast to enum type.
18441 * config/arm/arm-tune.md: Rebuild.
18442 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18443 (ix86_split_fp_branch, predict_jump): Likewise.
18444 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18445 insn_code to enum rtx_code.
18446 (ix86_builtin_vectorized_function): Add cast to enum type.
18447 * config/i386/i386.md (truncdfsf2): Change slot to enum
18449 (truncxf<mode>2, isinf<mode>2): Likewise.
18450 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18452 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18453 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18454 (insert_bundle_state): Change 1 to INSERT in function call.
18455 (ia64_add_bundle_selector_before): Likewise.
18456 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18457 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18458 (restore_stack_nonlocal): Likewise.
18459 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18461 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18463 (mips_rtx_costs): Likewise.
18464 (mips_override_options): Add casts to enum type.
18465 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18467 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18468 (store_reg, set_reg_plus_d): Likewise.
18469 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18470 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18472 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18474 (emit_unlikely_jump): Use add_reg_note.
18475 (rs6000_emit_allocate_stack): Likewise.
18476 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18477 (output_toc): Change 1 to INSERT in function call.
18478 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18479 (rs6000_initialize_trampoline): Likewise.
18480 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18482 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18483 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18484 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18485 (save_gprs): Use add_reg_note.
18486 (s390_emit_prologue): Likewise.
18487 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18488 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18489 (sparc_fold_builtin): Add cast to enum type.
18490 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18492 (spu_expand_prologue): Use add_reg_note.
18493 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18495 2009-04-20 Ian Lance Taylor <iant@google.com>
18497 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18498 (c_parser_postfix_expression_after_primary): Get VEC for list of
18499 arguments. Get original types of arguments. Call
18500 build_function_call_vec.
18501 (cached_expr_list_1, cached_expr_list_2): New static variables.
18502 (c_parser_expr_list): Change return type to VEC *. Add
18503 p_orig_types parameter. Change all callers.
18504 (c_parser_release_expr): New static function.
18505 (c_parser_vec_to_tree_list): New static function.
18506 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18507 call build_function_call_vec.
18508 (build_function_call_vec): New function, based on old
18509 build_function_call.
18510 (convert_arguments): Remove nargs and argarray parameters. Change
18511 values to a VEC. Add origtypes parameter.
18512 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18513 (convert_for_assignment): Add origtype parameter. Change all
18514 callers. If warn_cxx_compat, check for conversion to an enum
18515 type when calling a function.
18516 (store_init_value): Add origtype parameter. Change all callers.
18517 (digest_init): Likewise.
18518 (struct init_node): Add origtype field.
18519 (add_pending_init): Add origtype parameter. Change all callers.
18520 (output_init_element): Likewise.
18521 (output_pending_init_elements): Pass origtype from init_node to
18522 output_init_element.
18523 (process_init_element): Pass origtype from c_expr to
18524 output_init_element.
18525 (c_finish_return): Add origtype parameter. Change all callers.
18526 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18528 (sync_resolve_params): Likewise.
18529 (sync_resolve_return): Change params to first_param. Change caller.
18530 (resolve_overloaded_builtins): Change params to VEC *. Change
18531 callers. Save first parameter around call to build_function_call_vec.
18532 * c-decl.c (finish_decl): Add origtype parameter. Change all
18533 callers. Call build_function_call_vec rather than
18534 build_function_call for cleanup.
18535 * c-tree.h: Update declarations.
18536 * c-common.h: Update declarations.
18537 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18538 params to first_param.
18539 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18540 params parameter from tree to void *.
18541 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18542 Change arglist parameter to have type void *, and to be a pointer
18544 * config/rs6000/rs6000-protos.h
18545 (altivec_resolve_overloaded_builtin): Update declaration.
18546 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18547 fnargs parameter to have type void *, and to be a pointer to a
18548 VEC. Call build_function_call_vec instead of
18549 build_function_call.
18550 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18552 2009-04-20 Joey Ye <joey.ye@intel.com>
18553 Xuepeng Guo <xuepeng.guo@intel.com>
18554 H.J. Lu <hongjiu.lu@intel.com>
18556 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18558 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18559 (IX86_LEA_PRIORITY): Likewise.
18560 (distance_non_agu_define): New function.
18561 (distance_agu_use): Likewise.
18562 (ix86_lea_for_add_ok): Likewise.
18563 (ix86_dep_by_shift_count): Likewise.
18565 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18566 should split for LEA.
18568 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18570 (ix86_dep_by_shift_count): Likewise.
18572 2009-04-20 Richard Guenther <rguenther@suse.de>
18574 * expr.c (handled_component_p): Move ...
18575 * tree.h (handled_component_p): ... here.
18576 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18577 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18578 and REALPART_EXPR to be in one group.
18580 2009-04-20 Richard Guenther <rguenther@suse.de>
18582 * basic-block.h (get_all_dominated_blocks): Declare.
18583 * dominance.c (get_all_dominated_blocks): New function.
18584 * tree-cfg.c (get_all_dominated_blocks): Remove.
18585 (remove_edge_and_dominated_blocks): Adjust.
18586 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18587 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18588 instead of recursing.
18590 2009-04-20 Doug Kwan <dougkwan@google.com>
18592 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18593 (struct cgraph_node_set_def): New type.
18594 (cgraph_node_set) New type. Also declare vector functions.
18595 (struct cgraph_node_set_element_def): New type.
18596 (cgraph_node_set_element): Ditto.
18597 (cgraph_node_set_iterator): New iterator type.
18598 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18599 cgraph_node_set_remove, dump_cgraph_node_set,
18600 debug_cgraph_node_set): New prototypes.
18601 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18602 cgraph_node_set_size): New inlines.
18603 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18604 including cgraph.h.
18605 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18606 argument to function 'write_summary'.
18607 * ipa.c: Include ggc.h.
18608 (hash_cgraph_node_set_element,
18609 eq_cgraph_node_set_element, cgraph_node_set_new,
18610 cgraph_node_set_add, cgraph_node_set_remove,
18611 cgraph_node_set_find, dump_cgraph_node_set,
18612 debug_cgraph_node_set): New functions.
18613 * Makefile.in (ipa.o): Add dependency on GGC_H.
18615 2009-04-20 Ira Rosen <irar@il.ibm.com>
18617 PR tree-optimization/39675
18618 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18619 check of the return code of vect_schedule_slp. Check that
18620 stmt_vec_info still exists for the statement, before checking its
18621 vectorization type.
18623 2009-04-20 Michael Matz <matz@suse.de>
18625 * Makefile.in (generated_files): Take out $(simple_generated_c).
18627 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18629 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18630 (UINTPTR_TYPE): Likewise.
18632 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18635 * c-typeck.c (digest_init): Check for initializing an array with a
18638 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18641 * c-semantics.c (pop_stmt_list): Propagate
18642 STATEMENT_LIST_HAS_LABEL to parent statement list.
18644 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18646 * config/mips/mips.h (mips_tune_attr): New macro.
18647 * config/mips/mips.md (cpu): Use it.
18649 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18652 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18655 2009-04-19 Diego Novillo <dnovillo@google.com>
18657 * toplev.c (compile_file): Move call to coverage_finish ...
18658 * cgraphunit.c (ipa_passes): ... here.
18659 Call cgraph_process_new_functions.
18660 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18661 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18663 2009-04-19 Jan Hubicka <jh@suse.cz>
18665 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18667 (dump_cgraph_node): Dump can throw external flag.
18668 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18670 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18674 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18675 * common.opt (Wlogical-op): Move from here...
18676 * c.opt (Wlogical-op): ... to here.
18677 * c-typeck.c (parser_build_binary_op): Update call to
18678 warn_logical_operator.
18679 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18681 * c-common.c (warn_logical_op): Update.
18682 * c-common.h (warn_logical_op): Update declaration.
18684 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18686 * tree.c (protected_set_expr_location): Fix formatting.
18688 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18691 * c-typeck.c (readonly_warning): new.
18692 (build_unary_op, build_modify_expr): Use readonly_warning for
18693 storing into something readonly but not const-qualified.
18695 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18698 * c-typeck.c (build_unary_op): Check for taking address of
18699 expression of type void.
18701 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18704 * c-typeck.c (build_function_call): Check for calling a function
18705 with qualified void return types. Call require_complete_type when
18708 2009-04-18 Jan Hubicka <jh@suse.cz>
18710 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18712 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18713 can_throw_external flag.
18714 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18715 * ipa-pure-const.c (ignore_edge): New function.
18716 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18717 only over can_throw_external edges.
18718 (local_pure_const): Add nothrow flag.
18719 * ipa-utils.c (searchc): Add ignore_edge callback.
18720 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18721 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18722 (set_nothrow_function_flags): Update cgraph.
18723 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18725 2009-04-18 Richard Guenther <rguenther@suse.de>
18727 PR middle-end/39804
18728 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18729 (fold_stmt): ... this and ...
18730 (fold_stmt_inplace): ... this.
18731 (fold_stmt_1): Fold references in calls and asms.
18732 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18734 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18736 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18737 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18739 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18741 * tree.c (function_args_count): Remove.
18742 * tree.h: Remove the prototype for function_args_count.
18744 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18746 * tree-iterator.c (expr_only): Remove.
18747 * tree.h: Remove the prototype for expr_only.
18749 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18751 * reginfo.c (cannot_change_mode_set_regs): Remove.
18752 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18754 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18756 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18757 whether operands 0 and 1 overlaps.
18759 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18761 PR middle-end/36902
18762 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18763 pointer. Use warning_at instead of warning.
18764 (search_for_addr_array): Likewise.
18765 (check_array_bounds): Likewise.
18766 (check_all_array_refs): Check that the incoming edge is not in the
18767 list of edges to be removed.
18768 (check_all_array_refs): Avoid the temporal pointer.
18769 (vrp_visit_cond_stmt): Fix typo.
18770 (simplify_switch_using_ranges): Handle the case where the switch
18771 index is an integer constant.
18773 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18775 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18777 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18779 * doc/extend.texi, doc/invoke.texi: Fix typos.
18781 2009-04-17 Cary Coutant <ccoutant@google.com>
18783 * tree-flow-inline.h (get_lineno): Fix inverted test.
18785 2009-04-17 Diego Novillo <dnovillo@google.com>
18787 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18788 assertion for AVAIL_OUT.
18790 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18793 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18794 * config/sh/linux-atomic.asm: Likewise.
18796 2009-04-17 Diego Novillo <dnovillo@google.com>
18798 * except.c (debug_eh_tree): New.
18799 (struct eh_region, struct eh_status): Move ...
18800 * except.h: ... here.
18801 (add_type_for_runtime): Declare extern.
18802 (lookup_type_for_runtime): Likewise.
18803 (debug_eh_tree): Declare.
18804 * Makefile.in (GTFILES): List except.h before except.c
18806 2009-04-17 Diego Novillo <dnovillo@google.com>
18808 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18809 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18810 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18811 (find_vars_r): ... here.
18812 * tree-flow.h (find_referenced_vars_in): Declare.
18813 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18814 that AVAIL_OUT exists for BLOCK.
18815 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18816 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18817 (tree-parloops.o): Likewise.
18819 2009-04-17 Simon Baldwin <simonb@google.com>
18821 * toplev.c (default_tree_printer): Add handling for %E format.
18823 2009-04-17 Diego Novillo <dnovillo@google.com>
18825 * tree-pretty-print.c (dump_generic_node): Add break after
18826 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18827 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18828 FUNCTION_TYPE together. Call print_struct_decl when printing
18829 structures and TDF_SLIM is not given.
18830 (print_struct_decl): Fix logic for detecting recursion.
18832 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18835 * gcc.c (create_at_file): New.
18836 (compile_input_file_p): New.
18837 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18838 * main.c (main): Update call to toplev_main.
18839 * toplev.c (toplev_main): Change signature. Call expandargv.
18840 * toplev.h (toplev_main): Change signature.
18842 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18844 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18845 if the latter is not constant.
18847 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18849 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18851 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18853 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18854 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18856 2009-04-17 Richard Guenther <rguenther@suse.de>
18858 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18859 Handle component references view-converting an invariant address.
18861 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18863 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18864 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18865 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18866 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18867 Use @deftypevr rather than @deftypevar.
18869 2009-04-17 Richard Guenther <rguenther@suse.de>
18871 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18872 (get_prop_source_stmt): Likewise.
18873 (can_propagate_from): Likewise.
18875 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18877 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18878 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18879 (--with-multilib-list): Add default value.
18880 * configure: Regenerate.
18881 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18882 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18883 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18884 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18885 Don't add default cpu to multilib list unnecessarily, but do enable
18886 the relevant compiler option..
18887 Add support for --with-multilib-list=<blank> and
18888 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18889 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18890 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18891 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18892 TM_MULTILIB_CONFIG.
18893 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18894 (MULTILIB_OSDIRNAMES): New variable.
18895 * config/sh/t-1e: Delete file.
18896 * config/sh/t-mlib-sh1: Delete file.
18897 * config/sh/t-mlib-sh2: Delete file.
18898 * config/sh/t-mlib-sh2a: Delete file.
18899 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18900 * config/sh/t-mlib-sh2a-single: Delete file.
18901 * config/sh/t-mlib-sh2a-single-only: Delete file.
18902 * config/sh/t-mlib-sh2e: Delete file.
18903 * config/sh/t-mlib-sh3e: Delete file.
18904 * config/sh/t-mlib-sh4: Delete file.
18905 * config/sh/t-mlib-sh4-nofpu: Delete file.
18906 * config/sh/t-mlib-sh4-single: Delete file.
18907 * config/sh/t-mlib-sh4-single-only: Delete file.
18908 * config/sh/t-mlib-sh4a: Delete file.
18909 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18910 * config/sh/t-mlib-sh4a-single: Delete file.
18911 * config/sh/t-mlib-sh4a-single-only: Delete file.
18912 * config/sh/t-mlib-sh4al: Delete file.
18913 * config/sh/t-mlib-sh5-32media: Delete file.
18914 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18915 * config/sh/t-mlib-sh5-64media: Delete file.
18916 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18917 * config/sh/t-mlib-sh5-compact: Delete file.
18918 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18919 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18920 * doc/install.texi (Options specification): Add
18921 --with-multilib-list and --with-endian.
18923 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18925 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18927 (OBJS-common): Add plugin-version.o.
18928 (plugin-version.o): New.
18929 * gcc-plugin.h (plugin_gcc_version): New.
18930 (plugin_default_version_check): New.
18931 (plugin_init_func, plugin_init): Add version argument.
18932 * plugin-version.c: New.
18933 * plugin.c (str_plugin_gcc_version_name): New.
18934 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18935 pass it to the init function.
18936 (plugin_default_version_check): New.
18938 2009-04-17 Richard Guenther <rguenther@suse.de>
18940 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18941 for decl-vs-decl disambiguation.
18943 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18945 * config/s390/s390.h (s390_tune_attr): New macro definition.
18946 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18948 2009-04-17 Richard Guenther <rguenther@suse.de>
18950 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18951 (fold_stmt_r): Likewise.
18952 (maybe_fold_reference): New function.
18953 (fold_gimple_assign): Handle cases fold_stmt_r did.
18954 (fold_stmt): Do not use fold_stmt_r.
18955 (fold_stmt_inplace): Likewise.
18957 2009-04-17 Richard Guenther <rguenther@suse.de>
18959 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18960 (record_equivalences_from_stmt): Remove useless checks and
18962 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18963 the type is already suitable.
18965 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18967 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18969 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18971 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18972 (CMPtype): Define as __gcc_CMPtype.
18974 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18976 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18977 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18979 2009-04-17 Richard Guenther <rguenther@suse.de>
18981 PR tree-optimization/39746
18982 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18983 special-casing for builtins and static variable use/def.
18984 (call_may_clobber_ref_p_1): Likewise.
18986 2009-04-16 Ian Lance Taylor <iant@google.com>
18988 * df.h: Include "timevar.h".
18989 (struct df_problem): Change tv_id field to timevar_id_t.
18990 * tree-pass.h: Include "timevar.h".
18991 (struct opt_pass): Change tv_id field to timevar_id_t.
18992 * timevar.h (timevar_id_t): Define TV_NONE.
18993 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18994 TV_NONE rather than tv_id != 0.
18995 (execute_one_pass): Likewise.
18996 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18997 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18998 dependencies to $(TREE_PASS_H).
18999 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19001 (pass_branch_target_load_optimize2): Likewise.
19002 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19003 (pass_outof_cfg_layout_mode): Likewise.
19004 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19005 (pass_rebuild_cgraph_edges): Likewise.
19006 (pass_remove_cgraph_callee_edges): Likewise.
19007 * df-core.c (pass_df_initialize_opt): Likewise.
19008 (pass_df_initialize_no_opt): Likewise.
19009 (pass_df_finish): Likewise.
19010 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19011 * except.c (pass_set_nothrow_function_flags): Likewise.
19012 (pass_convert_to_eh_region_ranges): Likewise.
19013 * final.c (pass_compute_alignments): Likewise.
19014 * function.c (pass_instantiate_virtual_regs): Likewise.
19015 (pass_init_function): Likewise.
19016 (pass_leaf_regs): Likewise.
19017 (pass_match_asm_constraints): Likewise.
19018 * gimple-low.c (pass_lower_cf): Likewise.
19019 (pass_mark_used_blocks): Likewise.
19020 * init-regs.c (pass_initialize_regs): Likewise.
19021 * integrate.c (pass_initial_value_sets): Likewise.
19022 * ira.c (pass_ira): Likewise.
19023 * jump.c (pass_cleanup_barriers): Likewise.
19024 * omp-low.c (pass_expand_omp): Likewise.
19025 (pass_lower_omp): Likewise.
19026 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19027 * recog.c (pass_split_all_insns): Likewise.
19028 (pass_split_after_reload): Likewise.
19029 (pass_split_before_regstack): Likewise.
19030 (pass_split_before_sched2): Likewise.
19031 (pass_split_for_shorten_branches): Likewise.
19032 * reginfo.c (pass_reginfo_init): Likewise.
19033 (pass_subregs_of_mode_init): Likewise.
19034 (pass_subregs_of_mode_finish): Likewise.
19035 * passes.c (pass_postreload): Likewise.
19036 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19037 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19038 (pass_warn_function_return): Likewise.
19039 (pass_warn_function_noreturn): Likewise.
19040 * tree-complex.c (pass_lower_complex): Likewise.
19041 (pass_lower_complex_O0): Likewise.
19042 * tree-if-conv.c (pass_if_conversion): Likewise.
19043 * tree-into-ssa.c (pass_build_ssa): Likewise.
19044 * tree-mudflap.c (pass_mudflap_1): Likewise.
19045 (pass_mudflap_2): Likewise.
19046 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19047 (pass_mudflap_2): Likewise.
19048 * tree-nrv.c (pass_return_slot): Likewise.
19049 * tree-object-size.c (pass_object_sizes): Likewise.
19050 * tree-optimize.c (pass_all_optimizations): Likewise.
19051 (pass_early_local_passes): Likewise.
19052 (pass_all_early_optimizations): Likewise.
19053 (pass_cleanup_cfg): Likewise.
19054 (pass_cleanup_cfg_post_optimizing): Likewise.
19055 (pass_free_datastructures): Likewise.
19056 (pass_free_cfg_annotations): Likewise.
19057 (pass_fixup_cfg): Likewise.
19058 (pass_init_datastructures): Likewise.
19059 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19060 (pass_late_warn_uninitialized): Likewise.
19061 (pass_update_address_taken): Likewise.
19062 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19063 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19064 (pass_cse_sincos): Likewise.
19065 (pass_convert_to_rsqrt): Likewise.
19066 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19067 * tree-stdarg.c (pass_stdarg): Likewise.
19068 * tree-tailcall.c (pass_tail_recursion): Likewise.
19069 (pass_tail_calls): Likewise.
19070 * tree-vect-generic.c (pass_lower_vector): Likewise.
19071 (pass_lower_vector_ssa): Likewise.
19072 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19074 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19076 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19078 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19080 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19081 logical and signext.
19083 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19086 * config/sh/predicates.md (arith_operand): Check if the operand
19087 of TRUNCATE is a REG.
19089 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19091 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19092 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19094 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19096 * tree-iterator.c (tsi_split_statement_list_after,
19097 tsi_split_statement_list_before): Remove.
19098 * tree-iterator.h: Remove the prototypes for
19099 tsi_split_statement_list_after and tsi_split_statement_list_before.
19101 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19103 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19104 * tree-ssa-propagate.h: Remove the prototype for
19105 stmt_makes_single_load.
19107 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19109 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19110 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19112 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19114 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19116 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19118 * except.c (eh_region_outer_p): Remove.
19119 * except.h: Remove the prototype for eh_region_outer_p.
19121 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19123 * function.c (current_function_assembler_name): Remove.
19124 * function.h: Remove the prototype for
19125 current_function_assembler_name.
19127 2009-04-16 Ian Lance Taylor <iant@google.com>
19129 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19130 (add_reg_note): Call alloc_reg_note.
19131 * rtl.h (alloc_reg_note): Declare.
19132 * combine.c (try_combine): Use alloc_reg_note.
19133 (recog_for_combine, move_deaths): Likewise.
19134 (distribute_notes): Use alloc_reg_note and add_reg_note.
19135 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19136 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19137 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19139 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19141 PR rtl-optimization/39762
19142 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19143 ira_may_move_out_cost): Add comments about way of their usage.
19144 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19146 * ira-conflicts.c (process_regs_for_copy): Use function
19147 ira_get_register_move_cost instead of global
19148 ira_register_move_cost.
19150 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19151 color_pass, move_spill_restore, update_curr_costs): Ditto.
19153 * ira-lives.c (process_single_reg_class_operands): Ditto.
19155 * ira-emit.c (emit_move_list): Ditto.
19157 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19158 (record_reg_classes): Ditto. Use functions
19159 ira_get_register_move_cost and ira_get_may_move_cost instead of
19160 global vars ira_register_move_cost, ira_may_move_out_cost and
19161 ira_may_move_in_cost.
19162 (record_address_regs): Don't call ira_init_register_move_cost.
19163 Use function ira_get_may_move_cost instead of global
19164 ira_may_move_in_cost.
19165 (process_bb_node_for_hard_reg_moves): Use function
19166 ira_get_register_move_cost instead of global ira_register_move_cost.
19167 (ira_costs): Don't call ira_init_register_move_cost.
19169 2009-04-16 Richard Guenther <rguenther@suse.de>
19171 * tree-cfg.c (verify_gimple_assign_binary):
19172 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19173 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19174 (create_general_new_stmt): Note that this function is broken.
19176 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19178 * common.opt (fhelp): Add Var(help_flag).
19179 * gcc-plugin.h (plugin_info): Add help.
19180 * plugin.c (plugin_name_args): Add help.
19181 (register_plugin_info): Set plugin->help.
19182 (print_help_one_plugin): New.
19183 (print_plugins_help): New.
19184 * plugin.h (print_plugins_help): New.
19185 * toplev.c (toplev_main): Call print_plugins_help if needed.
19187 2009-04-16 Richard Guenther <rguenther@suse.de>
19189 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19190 (gimple_ior_addresses_taken_1): New function.
19191 (gimple_ior_addresses_taken): Likewise.
19192 * gimple.h (struct gimple_statement_with_ops_base): Remove
19193 addresses_taken member.
19194 (gimple_ior_addresses_taken): Declare.
19195 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19196 gimple_set_addresses_taken): Remove.
19197 * ipa-reference.c (mark_address): New function.
19198 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19199 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19200 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19201 (gimple_add_to_addresses_taken): Remove.
19202 (get_tmr_operands): Call mark_address_taken.
19203 (get_asm_expr_operands): Likewise.
19204 (get_expr_operands): Likewise.
19205 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19206 (free_stmt_operands): Do not free it.
19207 * tree-ssa.c (delete_tree_ssa): Likewise.
19208 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19210 2009-04-16 Richard Guenther <rguenther@suse.de>
19212 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19213 (walk_stmt_load_store_ops): Likewise.
19214 * gimple.c (get_base_loadstore): New function.
19215 (walk_stmt_load_store_addr_ops): Likewise.
19216 (walk_stmt_load_store_ops): Likewise.
19217 * ipa-pure-const.c (check_op): Simplify.
19218 (check_load, check_store): New functions.
19219 (check_stmt): Use walk_stmt_load_store_ops.
19220 * ipa-reference.c (mark_load): Adjust signature.
19221 (mark_store): Likewise.
19222 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19224 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19226 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19227 (plugin_info): New.
19228 * opts.c (common_handle_option): Don't call print_version.
19229 * plugin.c (plugin_name_args): Add version.
19230 (register_plugin_info): New.
19231 (register_callback): Handle PLUGIN_INFO.
19232 (try_init_one_plugin): New.
19233 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19235 (finalize_one_plugin): New.
19236 (finalize_plugins): New.
19237 (print_one_plugin): New.
19238 (print_plugins_versions): New.
19239 * plugin.h (print_plugins_versions): New.
19240 (finalize_plugins): New.
19241 * toplev.c (compile_file): Don't call initialize_plugins.
19242 (print_version): Call print_plugins_versions.
19243 (toplev_main): Call initialize_plugins. Print version if needed.
19244 Call finalize_plugins.
19246 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19248 * common.opt (fversion): New.
19249 * gcc.c (print_version): New.
19250 (process_command): Don't print the version. Just set print_version.
19251 (main): Print version. Call subprocesses if print_version and
19252 verbose_flag are set.
19253 * opts.c (common_handle_option): Handle OPT_fversion.
19255 2009-04-16 Richard Guenther <rguenther@suse.de>
19256 Ira Rosen <irar@il.ibm.com>
19258 PR tree-optimization/39698
19259 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19260 type of the reduction variable. Only generate the def if
19263 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19264 make sure to first convert to an integer of the same precision.
19265 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19266 the type of the evolution correctly in computing the new
19267 induction variable base.
19269 2009-04-16 Richard Guenther <rguenther@suse.de>
19271 PR middle-end/39625
19272 * tree-cfg.c (make_blocks): Split statements with to-be
19273 abnormal SSA names on the lhs.
19275 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19277 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19278 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19279 * c-typeck.c (really_start_incremental_init): Likewise.
19280 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19281 (TARGET_INITIALIZER): Remove it.
19282 * target.h (struct target): Remove vector_opaque_p.
19283 * tree.c (build_opaque_vector_type): New.
19284 * tree.h (TYPE_VECTOR_OPAQUE): New.
19285 (build_opaque_vector_type): Declare.
19286 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19287 * config/rs6000/rs6000.c (build_opaque_vector_type,
19288 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19289 (rs6000_init_builtins): Use build_opaque_vector_type for
19290 opaque_V4SI_type_node.
19292 2009-04-15 Catherine Moore <clm@codesourcery.com>
19294 * debug.h (set_name): Declare.
19295 * dwarf2out.c (dwarf2out_set_name): Declare.
19296 (dwarf2_debug_hooks): Add set_name.
19297 (find_AT_string): New.
19298 (add_AT_string): Call find_AT_string.
19299 (dwarf2out_set_name): New.
19300 * cp/decl.c (grokdeclarator): Call set_name.
19301 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19302 * debug.c (do_nothing_debug_hooks): Likewise.
19303 * dbxout.c (dbx_debug_hooks): Likewise.
19304 * sdbout.c (sdb_debug_hooks): Likewise.
19306 2009-04-15 Michael Eager <eager@eagercon.com>
19308 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19309 reg for single-precision FPU.
19310 * config/rs6000/rs6000.md (movsi_internal1): Only for
19311 !TARGET_SINGLE_FPU.
19312 (movsi_internal1_single): New. Add pattern to move SI values to/from
19313 single-precision FP regs.
19315 2009-04-15 Richard Guenther <rguenther@suse.de>
19317 * omp-low.c (lower_rec_input_clauses): Build correct address
19319 (expand_omp_for_generic): Fix multiplication type.
19320 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19321 (generate_memset_zero): Fix types.
19322 * tree-profile.c (prepare_instrumented_value): Correctly
19325 2009-04-15 Ian Lance Taylor <iant@google.com>
19327 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19328 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19329 for -Wall and for -Wc++-compat.
19330 (c_common_post_options): For C++, set warn_enum_compare if not
19332 * c-tree.h (struct c_expr): Add field original_type.
19333 (build_external_ref): Update declaration.
19334 * c-parser.c (c_parser_braced_init): Set original_type.
19335 (c_parser_initelt): Likewise.
19336 (c_parser_expr_no_commas): Likewise.
19337 (c_parser_conditional_expression): Likewise.
19338 (c_parser_cast_expression): Likewise.
19339 (c_parser_unary_expression): Likewise. Pull setting of
19340 original_code to top of function.
19341 (c_parser_sizeof_expression): Set original_type.
19342 (c_parser_alignof_expression): Likewise.
19343 (c_parser_postfix_expression): Likewise. Pull setting of
19344 original_code to top of function.
19345 (c_parser_postfix_expression_after_paren_type): Set original_type.
19346 (c_parser_postfix_expression_after_primary): Likewise.
19347 (c_parser_expression): Likewise.
19348 * c-typeck.c (build_external_ref): Add type parameter. Change all
19350 (c_expr_sizeof_expr): Set original_type field.
19351 (parser_build_unary_op): Likewise.
19352 (parser_build_binary_op): Likewise. Optionally warn about
19353 comparisons of enums of different types.
19354 (digest_init): Set original_type field.
19355 (really_start_incremental_init): Likewise.
19356 (push_init_level, pop_init_level): Likewise.
19357 * doc/invoke.texi (Warning Options): -Wenum-compare now
19360 2009-04-15 Richard Guenther <rguenther@suse.de>
19362 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19363 out a necessary conversion.
19364 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19365 names we didn't value number.
19366 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19368 2009-04-15 Richard Guenther <rguenther@suse.de>
19370 PR tree-optimization/39764
19371 * tree-ssa-ccp.c (get_value): Canonicalize value with
19372 canonicalize_float_value.
19374 2009-04-15 Jan Hubicka <jh@suse.cz>
19376 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19377 Wrong version of patch.
19379 2009-04-15 Jan Hubicka <jh@suse.cz>
19381 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19383 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19385 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19386 our distinct integral and vector types.
19388 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19390 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19391 * init.c (build_vtbl_address): Remove call to assemble_external.
19393 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19395 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19396 output for other floating point modes.
19398 2009-04-14 Diego Novillo <dnovillo@google.com>
19400 * diagnostic.c (diagnostic_report_diagnostic): Do not
19401 warn about loaded plugins for DK_ERROR and DK_WARNING.
19402 * c-decl.c (declspecs_add_type): Move call to
19403 invoke_plugin_callbacks ...
19404 * c-parser.c (c_parser_declspecs): ... here.
19405 * plugin.c (dump_active_plugins): Tidy output.
19407 2009-04-14 Diego Novillo <dnovillo@google.com>
19408 Le-Chun Wu <lcwu@google.com>
19410 * configure.ac: Add --enable-plugin support.
19411 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19412 * Makefile.in (PLUGIN_H): Define.
19413 Export ENABLE_PLUGIN and GMPINC to site.exp.
19414 Add PLUGINLIBS to link command.
19415 Add/modify dependencies for plugin.o and files including plugin.h.
19417 * config.in: Regenerate.
19419 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19422 2009-04-14 Le-Chun Wu <lcwu@google.com>
19424 * tree-pass.h (register_one_dump_file): Add a prototype for
19425 register_one_dump_file.
19426 * toplev.c (compile_file): Call initialize_plugins.
19427 (do_compile): Call invoke_plugin_callbacks.
19428 (toplev_main): Call invoke_plugin_callbacks.
19429 * common.opt: Add -fplugin= and -fplugin-arg-.
19430 * gcc-plugin.h: New public header file for plugins to include.
19431 * plugin.c: New source file.
19432 * plugin.h: New internal header file.
19433 * passes.c (register_one_dump_file): Make it external.
19435 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19437 2009-04-14 Diego Novillo <dnovillo@google.com>
19439 * doc/plugins.texi: New.
19440 * doc/gccint.texi: Add reference to Plugins chapter.
19441 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19442 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19443 loaded plugins, if any.
19444 * timevar.def (TV_PLUGIN_INIT): Define.
19445 (TV_PLUGIN_RUN): Define.
19446 * plugin.c: Include timevar.h
19447 (plugins_active_p): New.
19448 (dump_active_plugins): New.
19449 (debug_active_plugins): New.
19451 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19453 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19455 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19457 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19459 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19460 the same as a minus without a shift.
19462 2009-04-14 Nick Clifton <nickc@redhat.com>
19464 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19465 comparisons with small integers will always produce a short
19468 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19471 2008-12-19 Diego Novillo <dnovillo@google.com>
19473 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19475 2009-04-14 Richard Guenther <rguenther@suse.de>
19477 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19479 (verify_gimple_assign_binary): Likewise. Handle shifts and
19481 (verify_gimple_phi): Print the mismatched argument position.
19482 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19484 (vect_update_init_of_dr): Likewise.
19485 * matrix-reorg.c (transform_access_sites): Do what the
19487 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19489 2009-04-13 Michael Eager <eager@eagercon.com>
19491 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19492 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19493 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19494 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19495 remove duplicate config
19497 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19499 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19500 file_name:line_number type locator of the call site.
19502 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19504 * genautomata.c: Put blank after comma.
19505 (automaton_decls): New.
19506 (struct unit_usage): Add comments to member next.
19507 (store_alt_unit_usage): Keep the list ordered.
19508 (unit_present_on_list_p, equal_alternatives_p): New.
19509 (check_regexp_units_distribution): Check units distribution
19510 correctness correctly.
19511 (main): Don't write automata if error is found. Return correct
19514 * config/m68k/cf.md (cfv4_ds): Remove.
19515 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19516 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19518 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19519 power4-load-ext, power4-store, power4-store-update,
19520 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19521 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19522 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19523 power4-sqrt, power4-isync): Modify reservation to make correct
19524 unit distribution to automata.
19526 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19527 power5-store-update, power5-two, power5-three, power5-lmul,
19528 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19530 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19532 * except.c (pass_set_nothrow_function_flags): Set name and add
19534 (set_nothrow_function_flags): Mention in the dump file when
19535 changing a function to nothrow.
19537 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19540 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19541 instead of unsigned long.
19543 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19545 * config/arm/arm.c (return_used_this_function): Remove.
19546 (arm_output_function_prologue): Remove use of
19547 return_used_this_function.
19548 (output_return_instruction): Replace use of
19549 return_used_this_function
19550 by cfun->machine->return_used_this_function.
19551 (arm_output_epilogue): Likewise.
19552 (arm_output_function_epilogue): Likewise.
19553 (thumb_unexpanded_epilogue): Likewise.
19554 * config/arm/arm.h (struct machine_function):
19555 New member return_used_this_function.
19557 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19559 * doc/install.texi: Correct description of default directory for
19560 --with-gxx-include-dir.
19562 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19564 * fold-const.c (build_range_check): Properly deal with enumeral and
19565 boolean base types.
19567 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19569 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19570 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19571 * params.h (MAX_GCSE_PASSES): Remove.
19572 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19573 in sequence. Remove ability to run multiple passes.
19574 (bypass_jumps): Report run as third CPROP pass.
19576 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19578 PR middle-end/39651
19579 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19580 when deciding whether the whole SEQUENCE can throw.
19582 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19585 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19586 offseted label references.
19588 2009-04-11 Jan Hubicka <jh@suse.cz>
19590 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19592 2009-04-11 Richard Guenther <rguenther@suse.de>
19594 PR middle-end/39732
19595 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19596 return variables as TREE_ADDRESSABLE.
19598 2009-04-11 Richard Guenther <rguenther@suse.de>
19600 PR tree-optimization/39713
19601 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19602 reference trees have SSA_NAME operands.
19604 2009-04-11 Richard Guenther <rguenther@suse.de>
19607 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19608 address expressions.
19610 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19612 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19613 match changes in Cygwin 1.7
19614 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19615 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19617 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19619 PR tree-optimization/39701
19620 * doc/invoke.texi (Optimization Options): Document change in
19621 meaning and initialization of -fdelete-null-pointer-checks.
19623 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19625 PR middle-end/39701
19626 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19628 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19631 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19633 2009-04-10 Chao-ying Fu <fu@mips.com>
19635 * doc/tm.texi (Instruction Output): Document
19636 TARGET_ASM_FINAL_POSTSCAN_INSN.
19637 * target.h (final_postscan_insn): New field in asm_out.
19638 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19639 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19640 * final.c (final_scan_insn): Call
19641 targetm.asm_out.final_postscan_insn after outputting
19642 an asm macro and a normal instruction.
19644 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19645 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19646 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19647 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19648 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19650 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19652 PR middle-end/39701
19653 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19654 variables as non-NULL even with -fdelete-null-pointer-checks.
19656 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19658 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19660 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19663 * config/i386/i386.c (classify_argument): Handle SCmode with
19664 (bit_offset % 64) != 0.
19666 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19668 * doc/invoke.texi (Optimize Options): Add cross-reference to
19669 -Q --help=optimizers examples.
19671 2009-04-10 Ben Elliston <bje@au.ibm.com>
19674 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19675 regalign for the reg == fpr and TDmode case.
19677 2009-04-09 David Ayers <ayers@fsfe.org>
19680 * objc/objc-act.c (warn_with_method): Remove helper function.
19681 (check_duplicates): Call warning and inform directly.
19682 (really_start_method): Likewise.
19684 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19686 * expmed.c (expand_divmod): Always use a comparison for a division
19687 by a large unsigned integer.
19689 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19690 for things others than variables or functions as nonzero.
19692 2009-04-09 Nick Clifton <nickc@redhat.com>
19694 * unwind-compat.c: Change copyright header to refer to version
19695 3 of the GNU General Public License with version 3.1 of the
19696 GCC Runtime Library Exception and to point readers at the
19697 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19698 * config/alpha/crtfastmath.c: Likewise.
19699 * config/alpha/linux-unwind.h: Likewise.
19700 * config/alpha/qrnnd.asm: Likewise.
19701 * config/alpha/vms-crt0-64.c: Likewise.
19702 * config/alpha/vms-crt0.c: Likewise.
19703 * config/alpha/vms-dwarf2.asm: Likewise.
19704 * config/alpha/vms-dwarf2eh.asm: Likewise.
19705 * config/alpha/vms-psxcrt0-64.c: Likewise.
19706 * config/alpha/vms-psxcrt0.c: Likewise.
19707 * config/alpha/vms_tramp.asm: Likewise.
19708 * config/arc/initfini.c: Likewise.
19709 * config/arc/lib1funcs.asm: Likewise.
19710 * config/arm/bpabi-v6m.S: Likewise.
19711 * config/arm/bpabi.S: Likewise.
19712 * config/arm/bpabi.c: Likewise.
19713 * config/arm/crti.asm: Likewise.
19714 * config/arm/crtn.asm: Likewise.
19715 * config/arm/ieee754-df.S: Likewise.
19716 * config/arm/ieee754-sf.S: Likewise.
19717 * config/arm/lib1funcs.asm: Likewise.
19718 * config/arm/libunwind.S: Likewise.
19719 * config/arm/linux-atomic.c: Likewise.
19720 * config/arm/mmintrin.h: Likewise.
19721 * config/arm/pr-support.c: Likewise.
19722 * config/arm/unaligned-funcs.c: Likewise.
19723 * config/arm/unwind-arm.c: Likewise.
19724 * config/arm/unwind-arm.h: Likewise.
19725 * config/avr/libgcc.S: Likewise.
19726 * config/bfin/crti.s: Likewise.
19727 * config/bfin/crtlibid.s: Likewise.
19728 * config/bfin/crtn.s: Likewise.
19729 * config/bfin/lib1funcs.asm: Likewise.
19730 * config/bfin/linux-unwind.h: Likewise.
19731 * config/cris/arit.c: Likewise.
19732 * config/cris/cris_abi_symbol.c: Likewise.
19733 * config/darwin-64.c: Likewise.
19734 * config/darwin-crt2.c: Likewise.
19735 * config/darwin-crt3.c: Likewise.
19736 * config/darwin.h: Likewise.
19737 * config/dbxelf.h: Likewise.
19738 * config/dfp-bit.c: Likewise.
19739 * config/dfp-bit.h: Likewise.
19740 * config/elfos.h: Likewise.
19741 * config/fixed-bit.c: Likewise.
19742 * config/fixed-bit.h: Likewise.
19743 * config/fp-bit.c: Likewise.
19744 * config/fp-bit.h: Likewise.
19745 * config/fr30/crti.asm: Likewise.
19746 * config/fr30/crtn.asm: Likewise.
19747 * config/fr30/lib1funcs.asm: Likewise.
19748 * config/freebsd-spec.h: Likewise.
19749 * config/frv/cmovd.c: Likewise.
19750 * config/frv/cmovh.c: Likewise.
19751 * config/frv/cmovw.c: Likewise.
19752 * config/frv/frvbegin.c: Likewise.
19753 * config/frv/frvend.c: Likewise.
19754 * config/frv/lib1funcs.asm: Likewise.
19755 * config/glibc-stdint.h: Likewise.
19756 * config/h8300/clzhi2.c: Likewise.
19757 * config/h8300/crti.asm: Likewise.
19758 * config/h8300/crtn.asm: Likewise.
19759 * config/h8300/ctzhi2.c: Likewise.
19760 * config/h8300/fixunssfsi.c: Likewise.
19761 * config/h8300/lib1funcs.asm: Likewise.
19762 * config/h8300/parityhi2.c: Likewise.
19763 * config/h8300/popcounthi2.c: Likewise.
19764 * config/i386/ammintrin.h: Likewise.
19765 * config/i386/att.h: Likewise.
19766 * config/i386/avxintrin.h: Likewise.
19767 * config/i386/biarch64.h: Likewise.
19768 * config/i386/bmmintrin.h: Likewise.
19769 * config/i386/cpuid.h: Likewise.
19770 * config/i386/cross-stdarg.h: Likewise.
19771 * config/i386/crtfastmath.c: Likewise.
19772 * config/i386/crtprec.c: Likewise.
19773 * config/i386/cygming-crtbegin.c: Likewise.
19774 * config/i386/cygming-crtend.c: Likewise.
19775 * config/i386/cygwin.asm: Likewise.
19776 * config/i386/emmintrin.h: Likewise.
19777 * config/i386/gmm_malloc.h: Likewise.
19778 * config/i386/gthr-win32.c: Likewise.
19779 * config/i386/i386.h: Likewise.
19780 * config/i386/immintrin.h: Likewise.
19781 * config/i386/linux-unwind.h: Likewise.
19782 * config/i386/linux64.h: Likewise.
19783 * config/i386/mm3dnow.h: Likewise.
19784 * config/i386/mmintrin-common.h: Likewise.
19785 * config/i386/mmintrin.h: Likewise.
19786 * config/i386/nmmintrin.h: Likewise.
19787 * config/i386/pmm_malloc.h: Likewise.
19788 * config/i386/pmmintrin.h: Likewise.
19789 * config/i386/smmintrin.h: Likewise.
19790 * config/i386/sol2-c1.asm: Likewise.
19791 * config/i386/sol2-ci.asm: Likewise.
19792 * config/i386/sol2-cn.asm: Likewise.
19793 * config/i386/sol2-gc1.asm: Likewise.
19794 * config/i386/tmmintrin.h: Likewise.
19795 * config/i386/unix.h: Likewise.
19796 * config/i386/w32-unwind.h: Likewise.
19797 * config/i386/wmmintrin.h: Likewise.
19798 * config/i386/x86-64.h: Likewise.
19799 * config/i386/x86intrin.h: Likewise.
19800 * config/i386/xmmintrin.h: Likewise.
19801 * config/ia64/crtbegin.asm: Likewise.
19802 * config/ia64/crtend.asm: Likewise.
19803 * config/ia64/crtfastmath.c: Likewise.
19804 * config/ia64/crti.asm: Likewise.
19805 * config/ia64/crtn.asm: Likewise.
19806 * config/ia64/fde-glibc.c: Likewise.
19807 * config/ia64/lib1funcs.asm: Likewise.
19808 * config/ia64/linux-unwind.h: Likewise.
19809 * config/ia64/quadlib.c: Likewise.
19810 * config/ia64/unwind-ia64.c: Likewise.
19811 * config/linux.h: Likewise.
19812 * config/m32c/m32c-lib1.S: Likewise.
19813 * config/m32c/m32c-lib2-trapv.c: Likewise.
19814 * config/m32c/m32c-lib2.c: Likewise.
19815 * config/m32r/initfini.c: Likewise.
19816 * config/m68hc11/larith.asm: Likewise.
19817 * config/m68hc11/m68hc11-crt0.S: Likewise.
19818 * config/m68k/cf.md: Likewise.
19819 * config/m68k/crti.s: Likewise.
19820 * config/m68k/crtn.s: Likewise.
19821 * config/m68k/lb1sf68.asm: Likewise.
19822 * config/m68k/linux-unwind.h: Likewise.
19823 * config/mcore/crti.asm: Likewise.
19824 * config/mcore/crtn.asm: Likewise.
19825 * config/mcore/lib1.asm: Likewise.
19826 * config/mips/linux-unwind.h: Likewise.
19827 * config/mips/loongson.h: Likewise.
19828 * config/mips/mips16.S: Likewise.
19829 * config/mmix/crti.asm: Likewise.
19830 * config/mmix/crtn.asm: Likewise.
19831 * config/pa/fptr.c: Likewise.
19832 * config/pa/hpux-unwind.h: Likewise.
19833 * config/pa/lib2funcs.asm: Likewise.
19834 * config/pa/linux-atomic.c: Likewise.
19835 * config/pa/linux-unwind.h: Likewise.
19836 * config/pa/milli64.S: Likewise.
19837 * config/pa/quadlib.c: Likewise.
19838 * config/pa/stublib.c: Likewise.
19839 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19840 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19841 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19842 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19843 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19844 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19845 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19846 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19847 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19848 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19849 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19850 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19851 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19852 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19853 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19854 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19855 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19856 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19857 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19858 * config/rs6000/750cl.h: Likewise.
19859 * config/rs6000/altivec.h: Likewise.
19860 * config/rs6000/biarch64.h: Likewise.
19861 * config/rs6000/crtresfpr.asm: Likewise.
19862 * config/rs6000/crtresgpr.asm: Likewise.
19863 * config/rs6000/crtresxfpr.asm: Likewise.
19864 * config/rs6000/crtresxgpr.asm: Likewise.
19865 * config/rs6000/crtsavfpr.asm: Likewise.
19866 * config/rs6000/crtsavgpr.asm: Likewise.
19867 * config/rs6000/darwin-asm.h: Likewise.
19868 * config/rs6000/darwin-fallback.c: Likewise.
19869 * config/rs6000/darwin-fpsave.asm: Likewise.
19870 * config/rs6000/darwin-ldouble.c: Likewise.
19871 * config/rs6000/darwin-tramp.asm: Likewise.
19872 * config/rs6000/darwin-unwind.h: Likewise.
19873 * config/rs6000/darwin-vecsave.asm: Likewise.
19874 * config/rs6000/darwin-world.asm: Likewise.
19875 * config/rs6000/e500crtres32gpr.asm: Likewise.
19876 * config/rs6000/e500crtres64gpr.asm: Likewise.
19877 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19878 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19879 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19880 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19881 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19882 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19883 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19884 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19885 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19886 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19887 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19888 * config/rs6000/eabi-ci.asm: Likewise.
19889 * config/rs6000/eabi-cn.asm: Likewise.
19890 * config/rs6000/eabi.asm: Likewise.
19891 * config/rs6000/linux-unwind.h: Likewise.
19892 * config/rs6000/linux64.h: Likewise.
19893 * config/rs6000/paired.h: Likewise.
19894 * config/rs6000/paired.md: Likewise.
19895 * config/rs6000/ppc64-fp.c: Likewise.
19896 * config/rs6000/ppu_intrinsics.h: Likewise.
19897 * config/rs6000/rs6000.h: Likewise.
19898 * config/rs6000/si2vmx.h: Likewise.
19899 * config/rs6000/sol-ci.asm: Likewise.
19900 * config/rs6000/sol-cn.asm: Likewise.
19901 * config/rs6000/spe.h: Likewise.
19902 * config/rs6000/spu2vmx.h: Likewise.
19903 * config/rs6000/sysv4.h: Likewise.
19904 * config/rs6000/tramp.asm: Likewise.
19905 * config/rs6000/vec_types.h: Likewise.
19906 * config/s390/linux-unwind.h: Likewise.
19907 * config/s390/tpf-unwind.h: Likewise.
19908 * config/score/crti.asm: Likewise.
19909 * config/score/crtn.asm: Likewise.
19910 * config/sh/crt1.asm: Likewise.
19911 * config/sh/crti.asm: Likewise.
19912 * config/sh/crtn.asm: Likewise.
19913 * config/sh/divtab-sh4-300.c: Likewise.
19914 * config/sh/divtab-sh4.c: Likewise.
19915 * config/sh/divtab.c: Likewise.
19916 * config/sh/lib1funcs-4-300.asm: Likewise.
19917 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19918 * config/sh/lib1funcs.asm: Likewise.
19919 * config/sh/lib1funcs.h: Likewise.
19920 * config/sh/linux-atomic.asm: Likewise.
19921 * config/sh/linux-unwind.h: Likewise.
19922 * config/sh/shmedia.h: Likewise.
19923 * config/sh/sshmedia.h: Likewise.
19924 * config/sh/ushmedia.h: Likewise.
19925 * config/sparc/crtfastmath.c: Likewise.
19926 * config/sparc/linux-unwind.h: Likewise.
19927 * config/sparc/sol2-c1.asm: Likewise.
19928 * config/sparc/sol2-ci.asm: Likewise.
19929 * config/sparc/sol2-cn.asm: Likewise.
19930 * config/spu/divmodti4.c: Likewise.
19931 * config/spu/divv2df3.c: Likewise.
19932 * config/spu/float_disf.c: Likewise.
19933 * config/spu/float_unsdidf.c: Likewise.
19934 * config/spu/float_unsdisf.c: Likewise.
19935 * config/spu/float_unssidf.c: Likewise.
19936 * config/spu/mfc_multi_tag_release.c: Likewise.
19937 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19938 * config/spu/mfc_tag_release.c: Likewise.
19939 * config/spu/mfc_tag_reserve.c: Likewise.
19940 * config/spu/mfc_tag_table.c: Likewise.
19941 * config/spu/multi3.c: Likewise.
19942 * config/spu/spu_internals.h: Likewise.
19943 * config/spu/spu_intrinsics.h: Likewise.
19944 * config/spu/spu_mfcio.h: Likewise.
19945 * config/spu/vec_types.h: Likewise.
19946 * config/spu/vmx2spu.h: Likewise.
19947 * config/stormy16/stormy16-lib2.c: Likewise.
19948 * config/svr4.h: Likewise.
19949 * config/sync.c: Likewise.
19950 * config/v850/lib1funcs.asm: Likewise.
19951 * config/vxlib-tls.c: Likewise.
19952 * config/vxlib.c: Likewise.
19953 * config/vxworks-dummy.h: Likewise.
19954 * config/xtensa/crti.asm: Likewise.
19955 * config/xtensa/crtn.asm: Likewise.
19956 * config/xtensa/ieee754-df.S: Likewise.
19957 * config/xtensa/ieee754-sf.S: Likewise.
19958 * config/xtensa/lib1funcs.asm: Likewise.
19959 * config/xtensa/lib2funcs.S: Likewise.
19960 * config/xtensa/linux-unwind.h: Likewise.
19961 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19962 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19963 * coretypes.h: Likewise.
19964 * crtstuff.c: Likewise.
19965 * defaults.h: Likewise.
19966 * dwarf2.h: Likewise.
19967 * emutls.c: Likewise.
19968 * gbl-ctors.h: Likewise.
19969 * gcov-io.h: Likewise.
19970 * ginclude/float.h: Likewise.
19971 * ginclude/iso646.h: Likewise.
19972 * ginclude/stdarg.h: Likewise.
19973 * ginclude/stdbool.h: Likewise.
19974 * ginclude/stddef.h: Likewise.
19975 * ginclude/stdfix.h: Likewise.
19976 * ginclude/stdint-gcc.h: Likewise.
19977 * ginclude/tgmath.h: Likewise.
19978 * gthr-aix.h: Likewise.
19979 * gthr-dce.h: Likewise.
19980 * gthr-gnat.c: Likewise.
19981 * gthr-gnat.h: Likewise.
19982 * gthr-lynx.h: Likewise.
19983 * gthr-mipssde.h: Likewise.
19984 * gthr-nks.h: Likewise.
19985 * gthr-posix.c: Likewise.
19986 * gthr-posix.h: Likewise.
19987 * gthr-posix95.h: Likewise.
19988 * gthr-rtems.h: Likewise.
19989 * gthr-single.h: Likewise.
19990 * gthr-solaris.h: Likewise.
19991 * gthr-tpf.h: Likewise.
19992 * gthr-vxworks.h: Likewise.
19993 * gthr-win32.h: Likewise.
19994 * gthr.h: Likewise.
19995 * libgcc2.c: Likewise.
19996 * libgcc2.h: Likewise.
19997 * libgcov.c: Likewise.
19998 * tsystem.h: Likewise.
19999 * typeclass.h: Likewise.
20000 * unwind-c.c: Likewise.
20001 * unwind-compat.h: Likewise.
20002 * unwind-dw2-fde-compat.c: Likewise.
20003 * unwind-dw2-fde-darwin.c: Likewise.
20004 * unwind-dw2-fde-glibc.c: Likewise.
20005 * unwind-dw2-fde.c: Likewise.
20006 * unwind-dw2-fde.h: Likewise.
20007 * unwind-dw2.c: Likewise.
20008 * unwind-dw2.h: Likewise.
20009 * unwind-generic.h: Likewise.
20010 * unwind-pe.h: Likewise.
20011 * unwind-sjlj.c: Likewise.
20012 * unwind.inc: Likewise.
20013 * config/arm/neon-gen.ml: Change generated copyright header to
20014 refer to version 3 of the GNU General Public License with
20015 version 3.1 of the GCC Runtime Library Exception and to point
20016 readers at the COPYING3 and COPYING3.RUNTIME files and the
20017 FSF's license web page.
20018 * config/arm/arm_neon.h: Regenerate.
20020 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20022 * config/cris/cris.md: Change copyright header to refer to version
20023 3 of the GNU General Public License.
20024 * doc/install.texi2html: Change copyright header to refer to version
20025 3 of the GNU General Public License and to point readers at the
20026 COPYING3 file and the FSF's license web page.
20027 * config/vax/linux.h: Likewise.
20029 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20031 * config/i386/i386.md (cmpcc): New.
20032 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20033 (sync_compare_and_swap_cc*): Delete.
20035 * config/s390/s390.c (s390_compare_emitted): Remove.
20036 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20037 s390_compare_emitted used to be handled. Assert that modes match.
20038 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20039 refer to sync_compare_and_swap_ccsi.
20040 * config/s390/s390.h (s390_compare_emitted): Remove.
20041 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20042 instead of s390_compare_emitted.
20043 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20044 instead of s390_compare_emitted.
20045 * config/s390/s390.md (cmpcc): New.
20046 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20047 CC_REGNUM, do not pretend it's set.
20048 (sync_compare_and_swap_cc*): Delete.
20049 * config/s390/predicates.md (cc_reg_operand): New.
20051 * expr.c (sync_compare_and_swap_cc): Delete.
20052 * optabs.h (sync_compare_and_swap_cc): Delete.
20053 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20054 is being used with can_compare_p.
20055 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20056 (find_cc_set): New.
20057 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20058 look for a MODE_CC set instead. Use emit_store_flag.
20059 (expand_compare_and_swap_loop): Likewise, with some additional
20060 complication to avoid a force_reg when useless. Use
20061 emit_cmp_and_jump_insns.
20062 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20063 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20064 sync_compare_and_swap documentation.
20066 2009-04-09 Jan Hubicka <jh@suse.cz>
20068 * except.c (find_prev_try): Break out from ....
20069 (duplicate_eh_regions): ... here; properly update prev_try pointers
20070 when duplication part of tree.
20071 (dump_eh_tree): Improve dumping.
20072 (verify_eh_region): New.
20073 (verify_eh_tree): Use it.
20075 2009-04-06 Richard Guenther <rguenther@suse.de>
20077 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20078 &ARRAY addresses by adjusting their types and prepending
20080 * tree-cfg.c (verify_gimple_assign_single): Verify that
20081 addresses are correct.
20083 2009-04-09 Richard Guenther <rguenther@suse.de>
20085 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20086 indices into an array reference if possible.
20087 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20088 Fold POINTER_PLUS_EXPR statements with invariant address.
20090 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20093 * config.gcc (powerpc64-*-linux*): Always build biarch.
20095 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20098 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20099 it and pedwarn if this results in an INTEGER_CST.
20101 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20103 * doc/install.texi: Update minimum GMP version. Remove obsolete
20104 text in MPFR section.
20106 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20108 * dwarf2out.c (class_scope_p): New static inline.
20109 (class_or_namespace_scope_p): Use it.
20110 (gen_variable_die): Use DW_TAG_member tag for static data member
20111 declarations instead of DW_TAG_variable.
20113 PR middle-end/39573
20114 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20117 2009-04-08 Richard Guenther <rguenther@suse.de>
20119 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20120 valueize random data.
20122 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20124 * config.gcc (aix tm_file): Add aix-stdint.h.
20125 (aix tm clause use_gcc_stdint): Set to wrap.
20126 * config/rs6000/aix-stdint.h: New file.
20128 2009-04-08 Richard Guenther <rguenther@suse.de>
20130 PR middle-end/36291
20131 * tree-dfa.c (add_referenced_var): Do not recurse into
20132 global initializers.
20133 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20135 (fold_const_aggregate_ref): Likewise.
20137 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20139 * recog.c (ordered_comparison_operator): New.
20140 * gensupport.c (std_preds): Add it.
20141 * doc/md.texi (Machine-Independent Predicates): Document it.
20143 2009-04-08 Jan Hubicka <jh@suse.cz>
20145 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20146 * function.h (rtl_eh): Remove exception_handler_label_map.
20147 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20148 remove_exception_handler_label, for_each_eh_label_1): Remove.
20149 (rtl_remove_unreachable_regions): Remove.
20150 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20151 (find_exception_handler_labels): Don't build the hashtable.
20152 (maybe_remove_eh_handler): Remove.
20153 (for_each_eh_label): Rewrite to walk the tree.
20154 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20155 * except.h (maybe_remove_eh_handler): Remove.
20156 * passes.c (init_optimization_passes): Schedule second EH cleanup
20158 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20159 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20161 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20163 * genoutput.c (validate_optab_operands): New.
20164 (gen_insn, gen_expand): Call it.
20166 * genflags.c (gen_insn): Detect misused iterators.
20167 (main): Pass line_no to gen_insn, exit with status 1 on error.
20169 * genextract.c (line_no): Make global.
20170 (VEC_safe_set_locstr): Change assertion to error message.
20171 (main): Exit with status 1 on error.
20173 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20177 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20178 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20179 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20180 * c-convert.c (convert): Do not call fold on results of conversion
20181 functions when the result is a C_MAYBE_CONST_EXPR.
20182 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20183 of __builtin_choose_expr.
20184 * c-typeck.c (remove_c_maybe_const_expr): New.
20185 (build_unary_op, build_conditional_expr, build_compound_expr,
20186 build_binary_op, c_objc_common_truthvalue_conversion): Call
20187 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20190 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20192 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20193 CODE to produce a new one. Add a prototype to use fold_convert_const
20195 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20198 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20199 mix declarations and code.
20201 2009-04-08 Ben Elliston <bje@au.ibm.com>
20203 * gcc.c: Replace `CC' with `GCC' throughout.
20205 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20207 * doc/invoke.texi: Document Atom support.
20209 2009-04-07 Jason Merrill <jason@redhat.com>
20212 * c-common.h, c-common.c: Add flag_pretty_templates.
20213 * c-opts.c (c_common_handle_option): Set it.
20214 * c.opt: Add -fno-pretty-templates.
20215 * doc/invoke.texi (C++ Dialect Options): Likewise.
20217 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20219 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20220 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20221 (ia64_expand_builtin): Likewise.
20223 2009-04-07 Martin Jambor <mjambor@suse.cz>
20225 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20226 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20227 ADDR_EXPRS are include too.
20229 2009-04-07 Richard Guenther <rguenther@suse.de>
20231 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20232 decls are only used if passes as parameters or if they are
20233 local statics and the call is not to a builtin.
20234 (call_may_clobber_ref_p_1): Likewise.
20236 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20238 * expr.c (do_store_flag): Remove last argument. Simplify code
20239 to avoid duplication of tests already done by can_compare_p.
20240 (expand_expr_real_1): Adjust caller.
20242 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20244 * optabs.c (can_compare_p): Test the predicate of a
20245 cbranch and cstore pattern.
20247 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20249 * expr.c (convert_move): Use emit_store_flag instead of
20252 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20254 * config/i386/i386.c (ix86_compare_emitted): Remove.
20255 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20256 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20257 * config/i386/i386.h (ix86_compare_emitted): Remove.
20258 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20259 instead of ix86_compare_emitted.
20260 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20262 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20264 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20265 Add t-sysroot-suffix to tmake_file.
20266 * config/print-sysroot-suffix.sh: New file.
20267 * config/t-sysroot-suffix: New file.
20269 2009-04-07 Ben Elliston <bje@au.ibm.com>
20271 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20272 as the latter produces a warning when the target does not support
20275 2009-04-07 Ben Elliston <bje@au.ibm.com>
20277 * dfp.c: Replace type punning assignments with memcpy throughout.
20278 * Makefile.in (dfp.o-warn): Remove.
20280 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20283 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20284 Include soft-fp/t-softfp after rs6000/t-linux64.
20286 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20288 * stor-layout.c (set_sizetype): Use the full precision of their
20289 machine mode for bitsize types.
20291 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20293 * config/i386/i386.md: Revert 2 accidental checkins.
20295 2009-04-06 Joey Ye <joey.ye@intel.com>
20296 Xuepeng Guo <xuepeng.guo@intel.com>
20297 H.J. Lu <hongjiu.lu@intel.com>
20299 Atom pipeline model, tuning and insn selection.
20300 * config.gcc (atom): Add atom config options and target.
20302 * config/i386/atom.md: New.
20304 * config/i386/i386.c (atom_cost): New cost.
20305 (m_ATOM): New macro flag.
20306 (initial_ix86_tune_features): Set m_ATOM.
20307 (x86_accumulate_outgoing_args): Likewise.
20308 (x86_arch_always_fancy_math_387): Likewise.
20309 (processor_target): Add Atom cost.
20310 (cpu_names): Add Atom cpu name.
20311 (override_options): Set Atom ISA.
20312 (ix86_issue_rate): New case PROCESSOR_ATOM.
20313 (ix86_adjust_cost): Likewise.
20315 * config/i386/i386.h (TARGET_ATOM): New target macro.
20316 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20317 (TARGET_OPT_AGU): New target option.
20318 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20319 (processor_type): Add PROCESSOR_ATOM.
20321 * config/i386/i386.md (cpu): Add new value "atom".
20322 (use_carry, movu): New attr.
20323 (atom.md): Include atom.md.
20324 (adddi3_carry_rex64): Set attr "use_carry".
20325 (addqi3_carry): Likewise.
20326 (addhi3_carry): Likewise.
20327 (addsi3_carry): Likewise.
20328 (*addsi3_carry_zext): Likewise.
20329 (subdi3_carry_rex64): Likewise.
20330 (subqi3_carry): Likewise.
20331 (subhi3_carry): Likewise.
20332 (subsi3_carry): Likewise.
20333 (x86_movdicc_0_m1_rex64): Likewise.
20334 (*x86_movdicc_0_m1_se): Likewise.
20335 (x86_movsicc_0_m1): Likewise.
20336 (*x86_movsicc_0_m1_se): Likewise.
20337 (*adddi_1_rex64): Emit add insn as much as possible.
20338 (*addsi_1): Likewise.
20339 (return_internal): Set atom_unit.
20340 (return_internal_long): Likewise.
20341 (return_pop_internal): Likewise.
20342 (*rcpsf2_sse): Set atom_sse_attr attr.
20343 (*qrt<mode>2_sse): Likewise.
20344 (*prefetch_sse): Likewise.
20346 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20348 (ix86_target_macros_internal): Likewise.
20350 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20351 (*prefetch_sse_rex): Likewise.
20352 (sse_rcpv4sf2): Likewise.
20353 (sse_vmrcpv4sf2): Likewise.
20354 (sse_sqrtv4sf2): Likewise.
20355 (<sse>_vmsqrt<mode>2): Likewise.
20356 (sse_ldmxcsr): Likewise.
20357 (sse_stmxcsr): Likewise.
20358 (*sse_sfence): Likewise.
20359 (sse2_clflush): Likewise.
20360 (*sse2_mfence): Likewise.
20361 (*sse2_lfence): Likewise.
20362 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20363 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20364 (avx_movdqu<avxmodesuffix>): Likewise.
20365 (avx_lddqu<avxmodesuffix>): Likewise.
20366 (sse2_movntv2di): Change attr "type" to "ssemov".
20367 (sse2_movntsi): Likewise.
20368 (rsqrtv8sf2): Change attr "type" to "sseadd".
20369 (sse3_addsubv2df3): Set attr "atom_unit".
20370 (sse3_h<plusminus_insn>v4sf3): Likewise.
20371 (*sse2_pmaddwd): Likewise.
20372 (*vec_extractv2di_1_rex64): Likewise.
20373 (*vec_extractv2di_1_avx): Likewise.
20374 (sse2_psadbw): Likewise.
20375 (ssse3_phaddwv8hi3): Likewise.
20376 (ssse3_phaddwv4hi3): Likewise.
20377 (ssse3_phadddv4si3): Likewise.
20378 (ssse3_phadddv2si3): Likewise.
20379 (ssse3_phaddswv8hi3): Likewise.
20380 (ssse3_phaddswv4hi3): Likewise.
20381 (ssse3_phsubwv8hi3): Likewise.
20382 (ssse3_phsubwv4hi3): Likewise.
20383 (ssse3_phsubdv4si3): Likewise.
20384 (ssse3_phsubdv2si3): Likewise.
20385 (ssse3_phsubswv8hi3): Likewise.
20386 (ssse3_phsubswv4hi3): Likewise.
20387 (ssse3_pmaddubsw128): Likewise.
20388 (sse3_pmaddubsw: Likewise.
20389 (ssse3_palignrti): Likewise.
20390 (ssse3_palignrdi): Likewise.
20392 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20394 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20396 2009-04-06 Richard Guenther <rguenther@suse.de>
20398 PR tree-optimization/28868
20399 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20400 of which PHI results we inserted.
20401 (insert_into_preds_of_block): Record inserted PHIs.
20402 (eliminate): Eliminate redundant PHI nodes.
20403 (init_pre): Init inserted_phi_names.
20405 2009-04-06 Richard Guenther <rguenther@suse.de>
20407 PR tree-optimization/39643
20408 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20409 IMAGPART_EXPRs of complex constants.
20410 (execute_fold_all_builtins): If we folded a call queue
20411 TODO_update_address_taken.
20413 2009-04-06 Jan Hubicka <jh@suse.cz>
20415 PR middle-end/39659
20416 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20419 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20421 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20423 (ic_invalidate_array): Likewise.
20425 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20427 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20428 alignment for library calls.
20430 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20432 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20433 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20434 * config/i386/mingw-stdint.h: New file.
20436 2009-04-05 Richard Guenther <rguenther@suse.de>
20438 PR tree-optimization/39648
20439 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20440 our &A vs. &A[0] IL deficiencies.
20442 2009-04-04 Jan Hubicka <jh@suse.cz>
20444 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20445 removed toplevel regions.
20446 (sjlj_mark_call_sites): Likewise.
20448 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20450 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20451 (cygwin tm clause use_gcc_stdint): Set to wrap.
20452 * config/i386/cygwin-stdint.h: New file.
20454 2009-04-04 Richard Guenther <rguenther@suse.de>
20456 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20457 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20458 single-argument PHIs if we are in loop-closed SSA form.
20459 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20460 for the pre-condition.
20461 (slpeel_tree_peel_loop_to_edge): Likewise.
20462 (vect_build_loop_niters): Take an optional sequence to append stmts.
20463 (vect_generate_tmps_on_preheader): Likewise.
20464 (vect_do_peeling_for_loop_bound): Take extra guards for the
20466 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20467 the cost model check.
20468 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20469 guards if we are going to peel. Do not apply versioning in that case.
20470 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20471 (vect_do_peeling_for_loop_bound): Likewise.
20472 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20473 loop bound only record extra pre-conditions, do not apply loop
20476 2009-04-04 Richard Guenther <rguenther@suse.de>
20478 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20481 2009-04-04 Jan Hubicka <jh@suse.cz>
20483 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20484 last_basic_block for size of bb->index indexed array.
20485 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20486 compute_out, link_btr_uses, build_btr_def_use_webs,
20487 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20489 2009-04-04 Jan Hubicka <jh@suse.cz>
20491 * except.c (remove_eh_handler_and_replace): Break out from ...
20492 (remove_eh_handler): ... here.
20493 (bring_to_root): New function.
20494 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20495 handled ones, bring others to root of tree.
20497 2009-04-04 Jan Hubicka <jh@suse.cz>
20499 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20500 (all_phis_safe_to_merge): New function.
20501 (update_info): New structure.
20502 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20503 (cleanup_empty_eh): Update SSA if possible.
20505 2009-04-04 Richard Guenther <rguenther@suse.de>
20507 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20508 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20509 (append_vuse): Likewise.
20511 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20513 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20514 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20515 instead of REG_UNSAVED for DW_CFA_undefined.
20516 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20517 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20520 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20523 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20524 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20525 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20527 2009-04-04 Richard Guenther <rguenther@suse.de>
20529 PR tree-optimization/8781
20530 PR tree-optimization/37892
20531 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20532 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20533 (valueize_refs): Call it for *& valueizations.
20534 (shared_reference_ops_from_ref): Rename to ...
20535 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20536 (shared_reference_ops_from_call): Rename to ...
20537 (valueize_shared_reference_ops_from_call): ... this and valueize.
20538 (vn_reference_lookup): Update.
20539 (visit_reference_op_call): Likewise.
20540 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20541 (eliminate): Value-replace the call address in call statements.
20543 2009-04-04 Richard Guenther <rguenther@suse.de>
20545 PR tree-optimization/39636
20546 * tree-ssa-forwprop.c
20547 (forward_propagate_addr_into_variable_array_index): Check for
20548 GIMPLE_ASSIGN before accessing the rhs code.
20550 2009-04-03 Jason Merrill <jason@redhat.com>
20552 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20554 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20556 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20557 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20558 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20559 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20560 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20561 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20562 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20563 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20564 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20565 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20566 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20567 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20568 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20569 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20570 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20571 Use fr_reg_or_fp01_operand instead of fr_register_operand
20573 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20574 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20575 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20577 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20579 PR rtl-optimization/39607
20580 PR rtl-optimization/39631
20584 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20585 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20586 instead of DF_LR_OUT.
20587 * ira-lives.c (process_bb_node_lives): Ditto.
20588 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20589 instead of DF_LR_{OUT,IN}.
20590 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20591 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20593 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20595 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20596 (execute_lower_omp): Always run but take the short way out if -fopenmp
20598 (gate_lower_omp): Remove, forcing the pass manager to always run the
20599 pass and always set PROP_gimple_lomp.
20600 (pass_lower_omp): Remove gate function.
20601 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20602 PROP_trees. Instead, require it.
20603 * ipa-cp.c (pass_ipa_cp): Likewise.
20604 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20605 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20606 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20607 and PROP_gimple_leh.
20609 2009-04-03 Richard Guenther <rguenther@suse.de>
20611 PR middle-end/13146
20612 PR tree-optimization/23940
20613 PR tree-optimization/33237
20614 PR middle-end/33974
20615 PR middle-end/34093
20616 PR tree-optimization/36201
20617 PR tree-optimization/36230
20618 PR tree-optimization/38049
20619 PR tree-optimization/38207
20620 PR tree-optimization/38230
20621 PR tree-optimization/38301
20622 PR tree-optimization/38585
20623 PR middle-end/38895
20624 PR tree-optimization/38985
20625 PR tree-optimization/39299
20626 * tree-ssa-structalias.h: Remove.
20627 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20628 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20629 (struct vuse_element_d): Remove.
20630 (struct vuse_vec_d): Likewise.
20631 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20632 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20633 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20634 VUSE_ELEMENT_VAR): Likewise.
20635 (struct voptype_d): Likewise.
20636 (NUM_VOP_FREE_BUCKETS): Likewise.
20637 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20638 (struct stmt_operands_d): Remove.
20639 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20640 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20641 VDEF_NUM, VDEF_VECT): Likewise.
20642 (copy_virtual_operands): Remove.
20643 (operand_build_cmp): Likewise.
20644 (create_ssa_artificial_load_stmt): Likewise.
20645 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20646 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20647 vuse_index and mayuse_index members. Pack and move done and iter_type
20648 members to the front.
20649 (SSA_OP_VMAYUSE): Remove.
20650 (SSA_OP_VIRTUAL_USES): Adjust.
20651 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20652 (unlink_stmt_vdef): Declare.
20653 (add_to_addressable_set): Remove.
20654 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20655 (vrp_visit_stmt): Likewise.
20656 * doc/tree-ssa.texi (Alias analysis): Update.
20657 * doc/invoke.texi (max-aliased-vops): Remove docs.
20658 (avg-aliased-vops): Likewise.
20659 * tree-into-ssa.c (syms_to_rename): Remove.
20660 (need_to_update_vops_p): Likewise.
20661 (need_to_initialize_update_ssa_p): Rename to ...
20662 (update_ssa_initialized_fn): ... this. Track function we are
20664 (symbol_marked_for_renaming): Simplify.
20665 (add_new_name_mapping): Do not set need_to_update_vops_p.
20666 (dump_currdefs): Use SYMS_TO_RENAME.
20667 (rewrite_update_stmt): Always walk all uses/defs.
20668 (dump_update_ssa): Adjust.
20669 (init_update_ssa): Take function argument. Track what we are
20671 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20672 (create_new_def_for): Initialize for cfun, assert we are initialized
20674 (mark_sym_for_renaming): Simplify.
20675 (mark_set_for_renaming): Do not initialize update-ssa.
20676 (need_ssa_update_p): Simplify. Take function argument.
20677 (name_mappings_registered_p): Assert we ask for the correct function.
20678 (name_registered_for_update_p): Likewise.
20679 (ssa_names_to_replace): Likewise.
20680 (release_ssa_name_after_update_ssa): Likewise.
20681 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20682 (dump_decl_set): Do not print a newline.
20683 (debug_decl_set): Do it here.
20684 (dump_update_ssa): And here.
20685 * tree-ssa-loop-im.c (move_computations): Adjust.
20686 (movement_possibility): Likewise.
20687 (determine_max_movement): Likewise.
20688 (gather_mem_refs_stmt): Likewise.
20689 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20690 or NAME_MEMORY_TAG.
20691 * tree-complex.c (update_all_vops): Remove.
20692 (expand_complex_move): Adjust.
20693 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20694 Simplify test for memory referencing statement. Exclude
20695 non-invariant ADDR_EXPRs.
20696 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20697 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20698 (rdg_flag_uses): Likewise.
20699 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20701 (tree_optimize_tail_calls_1): Also split the
20702 edge from the entry block if we have degenerate PHI nodes in
20703 the first basic block.
20704 * tree.c (init_ttree): Remove memory-tag related code.
20705 (tree_code_size): Likewise.
20706 (tree_node_structure): Likewise.
20707 (build7_stat): Re-write to be build6_stat.
20708 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20709 (SSA_VAR_P): Adjust.
20710 (struct tree_memory_tag): Remove.
20711 (struct tree_memory_partition_tag): Likewise.
20712 (union tree_node): Adjust.
20713 (build7): Re-write to be build6.
20714 * tree-pass.h (pass_reset_cc_flags): Remove.
20715 (TODO_update_address_taken): New flag.
20716 (pass_simple_dse): Remove.
20717 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20718 * params.h (MAX_ALIASED_VOPS): Remove.
20719 (AVG_ALIASED_VOPS): Likewise.
20720 * omp-low.c (expand_omp_taskreg): Update SSA form.
20721 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20722 aliases the lhs in a copy stmt.
20723 * tree-ssa-dse.c (struct address_walk_data): Remove.
20724 (memory_ssa_name_same): Likewise.
20725 (memory_address_same): Likewise.
20726 (get_kill_of_stmt_lhs): Likewise.
20727 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20728 unused stores. Look through PHI nodes into post-dominated regions.
20729 (dse_optimize_stmt): Simplify. Properly remove stores.
20730 (tree_ssa_dse): Compute dominators.
20731 (execute_simple_dse): Remove.
20732 (pass_simple_dse): Likewise.
20733 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20734 gimple_loaded_syms and gimple_stored_syms computation.
20735 * toplev.c (dump_memory_report): Dump alias and pta stats.
20736 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20737 (vn_reference_eq): Likewise.
20738 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20739 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20740 valueize_vuses): Remove.
20741 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20742 (get_def_ref_stmt_vuse): ... this.
20743 (vn_reference_lookup_2): New function.
20744 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20745 walking equivalent vuses. Simplify.
20746 (vn_reference_lookup): Likewise.
20747 (vn_reference_insert): Likewise.
20748 (vn_reference_insert_pieces): Likewise.
20749 (visit_reference_op_call): Simplify.
20750 (visit_reference_op_load): Likewise.
20751 (visit_reference_op_store): Likewise.
20752 (init_scc_vn): Remove shared_lookup_vuses initialization.
20753 (free_scc_vn): Remove shared_lookup_vuses freeing.
20754 (sort_vuses, sort_vuses_heap): Remove.
20755 (get_ref_from_reference_ops): Export.
20756 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20757 vector with single vuse pointer.
20758 (vn_reference_lookup_pieces, vn_reference_lookup,
20759 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20760 (shared_vuses_from_stmt): Remove.
20761 (get_ref_from_reference_ops): Declare.
20762 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20763 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20764 memory-tag related code.
20765 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20766 (likely_value): Add comment, skip static-chain of call statements.
20767 (surely_varying_stmt_p): Adjust.
20768 (gimplify_and_update_call_from_tree): Likewise.
20769 (execute_fold_all_builtins): Do not rebuild alias info.
20770 (gimplify_and_update_call_from_tree): Properly update VOPs.
20771 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20772 (copy_ref_info): Remove memory-tag related code.
20773 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20774 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20775 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20777 * tree-ssa-dom.c (gimple_p): Remove typedef.
20778 (eliminate_redundant_computations): Adjust.
20779 (record_equivalences_from_stmt): Likewise.
20780 (avail_expr_hash): Likewise.
20781 (avail_expr_eq): Likewise.
20782 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20783 (stmt_makes_single_load): Likewise.
20784 (stmt_makes_single_store): Likewise.
20785 * tree-ssa-alias.c: Rewrite completely.
20786 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20787 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20788 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20789 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20790 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20791 Remove public functions.
20792 (pass_reset_cc_flags): Remove.
20793 (pass_build_alias): Move ...
20794 * tree-ssa-structalias.c (pass_build_alias): ... here.
20795 * tree-ssa-alias.c (may_be_aliased): Move ...
20796 * tree-flow-inline.h (may_be_aliased): ... here.
20797 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20798 count_uses_and_derefs): Move ...
20799 * gimple.c: ... here.
20800 * gimple.h (count_uses_and_derefs): Declare.
20801 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20802 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20803 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20804 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20805 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20806 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20807 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20809 * tree-dfa.c (refs_may_alias_p): Move ...
20810 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20811 * tree-ssa-alias.h: New file.
20812 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20813 (statement_sink_location): Likewise.
20814 * opts.c (decode_options): Do not adjust max-aliased-vops or
20815 avg-aliased-vops values.
20816 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20817 (TV_CALL_CLOBBER): Likewise.
20818 (TV_FLOW_SENSITIVE): Likewise.
20819 (TV_FLOW_INSENSITIVE): Likewise.
20820 (TV_MEMORY_PARTITIONING): Likewise.
20821 (TV_ALIAS_STMT_WALK): New timevar.
20822 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20823 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20824 (get_address_description): Remove memory-tag related code.
20825 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20826 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20827 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20828 and immediate uses in statements. Document.
20829 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20830 (dump_symbols): Remove.
20831 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20832 * alias.c (get_deref_alias_set): New function split out from ...
20833 (get_alias_set): ... here.
20834 * alias.h (get_deref_alias_set): Declare.
20835 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20836 type parameter. Remove restrict pointer handling. Create a
20837 ref-all pointer in case type-based alias sets do not conflict.
20838 (vect_analyze_data_refs): Remove SMT related code.
20839 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20840 (vectorizable_load): Likewise.
20841 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20842 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20843 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20844 Ignore vops and SMTs.
20845 (dr_analyze_alias): Likewise..
20846 (free_data_ref): Likewise.
20847 (create_data_ref): Likewise.
20848 (analyze_all_data_dependences): Likewise.
20849 (get_references_in_stmt): Adjust.
20850 * tree-flow-inline.h (gimple_aliases_computed_p,
20851 gimple_addressable_vars, gimple_call_clobbered_vars,
20852 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20853 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20854 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20855 gimple_mem_ref_stats): Remove.
20856 (gimple_vop): New function.
20857 (op_iter_next_use): Remove vuses and mayuses cases.
20858 (op_iter_next_def): Remove vdefs case.
20859 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20860 (clear_and_done_ssa_iter): Do not set removed fields.
20861 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20862 Assert we are not iterating over vuses or vdefs if not also
20863 iterating over uses or defs.
20864 (op_iter_init_use): Likewise.
20865 (op_iter_init_def): Likewise.
20866 (op_iter_next_vdef): Remove.
20867 (op_iter_next_mustdef): Likewise.
20868 (op_iter_init_vdef): Likewise.
20869 (compare_ssa_operands_equal): Likewise.
20870 (link_use_stmts_after): Handle vuse operand.
20871 (is_call_used): Use is_call_clobbered.
20872 (is_call_clobbered): Global variables are always call clobbered,
20873 query the call-clobbers bitmap.
20874 (mark_call_clobbered): Ignore global variables.
20875 (clear_call_clobbered): Likewise.
20876 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20877 virtual operands sanity check.
20878 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20880 (TARGET_MEM_REF): Remove TMR_TAG operand.
20881 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20882 Remove call-clobber related code.
20883 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20884 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20885 partitions or escape reason.
20886 (get_single_def_stmt, get_single_def_stmt_from_phi,
20887 get_single_def_stmt_with_phi): Remove.
20888 (dump_referenced_vars): Tidy.
20889 (get_ref_base_and_extent): Allow bare decls.
20890 (collect_dfa_stats): Adjust.
20891 * graphite.c (rename_variables_in_stmt): Adjust.
20892 (graphite_copy_stmts_from_block): Likewise.
20893 (translate_clast): Likewise.
20894 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20896 (translate_vuse_through_block): Use the oracle.
20897 (phi_translate_1): Adjust.
20898 (value_dies_in_block_x): Use the oracle. Cache the outcome
20900 (valid_in_sets): Check if the VUSE for
20901 a REFERENCE is available.
20902 (eliminate): Do not remove stmts during elimination,
20903 instead queue and remove them afterwards.
20904 (do_pre): Do not rebuild alias info.
20905 (pass_pre): Run TODO_rebuild_alias before PRE.
20906 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20907 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20908 (mark_all_v_defs_stmt): Remove.
20909 (mark_all_v_defs_seq): Adjust.
20910 (sra_replace): Likewise.
20911 (scalarize_use): Likewise.
20912 (scalarize_copy): Likewise.
20913 (scalarize_init): Likewise.
20914 (scalarize_ldst): Likewise.
20915 (todoflags): Remove.
20916 (tree_sra): Do not rebuild alias info.
20917 (tree_sra_early): Adjust.
20918 (pass_sra): Run TODO_update_address_taken before SRA.
20919 * tree-predcom.c (set_alias_info): Remove.
20920 (prepare_initializers_chain): Do not call it.
20921 (mark_virtual_ops_for_renaming): Adjust.
20922 (mark_virtual_ops_for_renaming_list): Remove.
20923 (initialize_root_vars): Adjust.
20924 (initialize_root_vars_lm): Likewise.
20925 (prepare_initializers_chain): Likewise.
20926 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20927 (may_propagate_copy_into_stmt): Likewise.
20928 (merge_alias_info): Do nothing for now.
20929 (propagate_tree_value_into_stmt): Adjust.
20930 (stmt_may_generate_copy): Likewise.
20931 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20932 not mark symbols for renaming.
20933 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20934 with the same statement, make sure to update the new pointed-to one.
20935 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20936 call statements, do not mark symbols for renaming.
20937 (mark_operand_necessary): Dump something.
20938 (ref_may_be_aliased): New function.
20939 (mark_aliased_reaching_defs_necessary_1): New helper function.
20940 (mark_aliased_reaching_defs_necessary): Likewise.
20941 (mark_all_reaching_defs_necessary_1): Likewise.
20942 (mark_all_reaching_defs_necessary): Likewise.
20943 (propagate_necessity): Do not process virtual PHIs. For
20944 non-aliased loads mark all reaching definitions as necessary.
20945 For aliased loads and stores mark the immediate dominating
20946 aliased clobbers as necessary.
20947 (visited): New global static.
20948 (perform_tree_ssa_dce): Free visited bitmap after propagating
20950 (remove_dead_phis): Perform simple dead virtual PHI removal.
20951 (remove_dead_stmt): Properly unlink virtual operands when
20953 (eliminate_unnecessary_stmts): Schedule PHI removal after
20955 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20956 (process_replaceable): Likewise.
20957 (find_replaceable_in_bb): Likewise.
20958 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20959 based on the single gimple vop.
20960 (verify_flow_insensitive_alias_info): Remove.
20961 (verify_flow_sensitive_alias_info): Likewise.
20962 (verify_call_clobbering): Likewise.
20963 (verify_memory_partitions): Likewise.
20964 (verify_alias_info): Likewise.
20965 (verify_ssa): Adjust..
20966 (execute_update_addresses_taken): Export. Update SSA
20967 manually. Optimize only when optimizing. Use a local bitmap.
20968 (pass_update_address_taken): Remove TODO_update_ssa, add
20970 (pass_update_address_taken): Just use TODO_update_address_taken.
20971 (init_tree_ssa): Do not initialize addressable_vars.
20972 (verify_ssa): Verify new VUSE / VDEF properties.
20973 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20974 Do not call verify_alias_info.
20975 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20976 Do not free the loaded and stored syms bitmaps. Reset the escaped
20977 and callused solutions. Do not free addressable_vars.
20978 Remove memory-tag related code.
20979 (warn_uninitialized_var): Aliases are always available.
20980 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20981 * lambda-code.c (can_put_in_inner_loop): Adjust.
20982 (can_put_after_inner_loop): Likewise.
20983 (perfect_nestify): Likewise.
20984 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20985 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20986 (vectorizable_conversion): Do not mark symbols for renaming.
20987 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20988 (expand_call_inline): Unlink the calls virtual operands before
20990 (tree_function_versioning): Do not call update_ssa if we are not
20991 updating clones. Simplify.
20992 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20993 (propagate_with_phi): Likewise..
20994 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20995 clobber code. Assert we are not aliased or global.
20996 * tree-flow.h: Include tree-ssa-alias.h
20997 (enum escape_type): Remove.
20998 (struct mem_sym_stats_d): Likewise.
20999 (struct mem_ref_stats_d): Likewise.
21000 (struct gimple_df): Add vop member. Remove global_var,
21001 call_clobbered_vars, call_used_vars, addressable_vars,
21002 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21003 escaped and callused members.
21004 (struct ptr_info_def): Remove all members, add points-to solution
21006 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21007 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21008 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21009 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21010 (tree-ssa-alias.o): Likewise.
21011 (toplev.o): Add tree-ssa-alias.h
21012 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21013 * gimple.c (gimple_set_bb): Fix off-by-one error.
21014 (is_gimple_reg): Do not handle memory tags.
21015 (gimple_copy): Also copy virtual operands.
21016 Delay updating the statement. Do not reset loaded and stored syms.
21017 (gimple_set_stored_syms): Remove.
21018 (gimple_set_loaded_syms): Likewise.
21019 (gimple_call_copy_skip_args): Copy the virtual operands
21020 and mark the new statement modified.
21021 * tree-ssa-structalias.c (may_alias_p): Remove.
21022 (set_uids_in_ptset): Take the alias set to prune with as
21023 parameter. Fold in the alias test of may_alias_p.
21024 (compute_points_to_sets): Compute whether a ptr is dereferenced
21025 in a local sbitmap.
21026 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21027 other ADDRESSOF constraints on the lhs.
21028 (get_constraint_for_component_ref): Assert that we don't get
21029 ADDRESSOF constraints from the base of the reference.
21030 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21031 (struct variable_info): Remove collapsed_to member.
21032 (get_varinfo_fc): Remove.
21033 (new_var_info): Do not set collapsed_to.
21034 (dump_constraint): Do not follow cycles.
21035 (dump_constraint_graph): Likewise.
21036 (build_pred_graph): Likewise.
21037 (build_succ_graph): Likewise.
21038 (rewrite_constraints): Likewise.
21039 (do_simple_structure_copy): Remove.
21040 (do_rhs_deref_structure_copy): Remove.
21041 (do_lhs_deref_structure_copy): Remove.
21042 (collapse_rest_of_var): Remove.
21043 (do_structure_copy): Re-implement.
21044 (pta_stats): New global variable.
21045 (dump_pta_stats): New function.
21046 (struct constraint_expr): Make offset signed.
21047 (UNKNOWN_OFFSET): Define special value.
21048 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21049 (solution_set_expand): New helper function split out from ...
21050 (do_sd_constraint): ... here.
21051 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21052 (do_ds_constraint): Likewise.
21053 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21054 and CALLUSED = *CALLUSED.
21055 (set_union_with_increment): Make inc argument signed.
21056 (type_safe): Remove.
21057 (get_constraint_for_ptr_offset): Handle unknown and negative
21059 (first_vi_for_offset): Handle offsets before start. Bail
21060 out early for offsets beyond the variable extent.
21061 (first_or_preceding_vi_for_offset): New function.
21062 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21063 Together with ESCAPED = *ESCAPED this properly computes reachability.
21064 (find_what_var_points_to): New function.
21065 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21066 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21067 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21068 pt_solutions_intersect): New functions.
21069 (compute_call_used_vars): Remove.
21070 (compute_may_aliases): New main entry into PTA computation.
21071 * gimple.h (gimple_p): New typedef.
21072 (struct gimple_statement_base): Remove references_memory_p.
21073 (struct gimple_statement_with_memory_ops_base): Remove
21074 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21076 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21077 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21078 gimple_set_references_memory): Remove.
21079 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21080 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21082 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21083 (verify_expr): Allow RESULT_DECL.
21084 (gimple_duplicate_bb): Do not copy virtual operands.
21085 (gimple_duplicate_sese_region): Adjust.
21086 (gimple_duplicate_sese_tail): Likewise.
21087 (mark_virtual_ops_in_region): Remove.
21088 (move_sese_region_to_fn): Do not call it.
21089 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21090 and pass_simple_dse.
21091 (execute_function_todo): Handle TODO_update_address_taken,
21092 call execute_update_addresses_taken for TODO_rebuild_alias.
21093 (execute_todo): Adjust.
21094 (execute_one_pass): Init dump files early.
21095 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21097 (create_general_new_stmt): Clear vops.
21098 * tree-ssa-reassoc.c (get_rank): Adjust.
21099 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21100 symbols for renaming.
21101 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21102 (PARAM_AVG_ALIASED_VOPS): Likewise.
21103 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21104 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21105 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21106 (operand_build_cmp, copy_virtual_operands,
21107 create_ssa_artificial_load_stmt, add_to_addressable_set,
21108 gimple_add_to_addresses_taken): Remove public functions.
21109 (unlink_stmt_vdef): New function.
21111 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21113 * config.gcc (powerpc-*-linux*): Merge variants.
21115 2009-04-02 Chao-ying Fu <fu@mips.com>
21116 James Grosbach <james.grosbach@microchip.com>
21118 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21119 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21121 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21122 keep_interrupts_masked_p, use_debug_exception_return_p.
21123 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21124 keep_interrupts_masked, use_debug_exception_return.
21125 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21126 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21128 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21129 (mips_print_operand): Process COP0 registers to print $0 .. $31
21130 correctly for GAS to process.
21131 (mips_interrupt_extra_call_saved_reg_p): New function.
21132 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21134 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21135 (mips_compute_frame_info): Add supports for interrupt context that
21136 includes doubleword accumulators and COP0 registers.
21137 (mips_for_each_saved_acc): New function.
21138 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21139 mips_for_each_saved_reg.
21140 (mips_save_reg): Save accumulators.
21141 (mips_kernel_reg_p): A new for_each_rtx callback.
21142 (mips_expand_prologue): Support interrupt handlers.
21143 (mips_restore_reg): Restore accumulators.
21144 (mips_expand_epilogue): Support interrupt handlers.
21145 (mips_can_use_return_insn): Return false for interrupt handlers.
21146 (mips_epilogue_uses): New function.
21147 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21148 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21149 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21150 cop0_move): New instructions.
21151 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21152 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21154 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21156 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21157 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21158 interrupt handlers, we use K0 as the temporary register.
21159 (EPILOGUE_USES): Change to a function call.
21160 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21161 handlers, we use K0 as the temporary register.
21163 * doc/extend.texi (Function Attributes): Document interrupt,
21164 use_shadow_register_set, keep_interrupts_masked,
21165 use_debug_exception_return for MIPS attributes.
21167 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21169 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21170 Remove a number of t-files from tmake_file.
21171 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21172 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21173 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21174 target_prototype, not TARGET_PROTOTYPE.
21175 (LINK_OS_GNU_SPEC): Define.
21176 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21177 and darwin-ldoubdle.c.
21179 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21182 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21183 (cpp_options): Ditto.
21184 (default_compilers): Ditto.
21185 (display_help): Ditto.
21186 (process_command): Ditto.
21187 (do_spec_1): Ditto.
21188 (set_input): Use lbasename instead of duplicate code.
21189 (save_temps_prefix): New static for -save-temps=obj.
21190 (save_temps_length): Ditto.
21192 * doc/invoke.texi (-save-temps=obj): Document new variant to
21193 -save-temps switch.
21195 2009-04-02 Jeff Law <law@redhat.com>
21197 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21200 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21202 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21203 * configure: Regenerated.
21205 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21207 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21208 share the argument list.
21210 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21214 2009-02-12 Diego Novillo <dnovillo@google.com>
21216 * varpool.c (debug_varpool): New.
21217 * cgraph.h (debug_varpool): Declare.
21219 2009-04-02 Jan Hubicka <jh@suse.cz>
21221 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21224 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21226 * config/i386/i386.c (ix86_abi): Move initialization to ...
21227 (override_options): Here.
21229 2009-04-02 Christian Bruel <christian.bruel@st.com>
21231 * config/sh/sh.c (sh_dwarf_register_span): New function.
21232 (TARGET_DWARF_REGISTER_SPAN): Define.
21233 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21235 2009-04-02 Ira Rosen <irar@il.ibm.com>
21237 PR tree-optimization/39595
21238 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21239 interleaved loads group is not greater than the SLP group size.
21241 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21243 * builtins.c (is_builtin_name): New.
21244 (called_as_built_in): Use is_builtin_name.
21245 * tree.h (is_builtin_name): New.
21246 * varasm.c (incorporeal_function_p): Use is_builtin_name
21248 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21250 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21252 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21255 * c-decl.c (clone_underlying_type): Move this ...
21256 * c-common.c (set_underlying_type): ... here.
21257 Also, make sure the function properly sets TYPE_STUB_DECL() on
21258 the newly created typedef variant type.
21259 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21260 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21263 2009-04-02 Richard Guenther <rguenther@suse.de>
21265 PR tree-optimization/37221
21266 * tree-flow.h (degenerate_phi_result): Declare.
21267 * tree-ssa-dom.c (degenerate_phi_result): Export.
21268 * tree-scalar-evolution.c (analyze_initial_condition): If
21269 the initial condition is defined by a degenerate PHI node
21270 use the degenerate value.
21272 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21274 PR rtl-optimization/39588
21275 * combine.c (merge_outer_ops): Do not set the constant when this
21277 (simplify_shift_const_1): Do not modify it either in this case.
21279 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21281 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21282 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21284 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21287 * c-lex.c (interpret_float): Default (no suffix) is double.
21289 2009-04-1 Xinliang David Li <davidxl@google.com>
21291 * config/i386/i386.c (legitimate_constant_p): Recognize
21292 all one vector constant.
21294 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21296 * config/vax/vax.c: Add #includes to silence warnings.
21297 Change #include order to silence two warnings.
21299 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21301 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21302 (ASM_SPEC): Pass -k to the assembler for PIC code.
21304 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21306 * config.gcc: Add vax-*-linux* to the switch.
21307 * config/vax/linux.h: New file. (TARGET_VERSION,
21308 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21310 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21312 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21313 Use predicate macros instead of GET_CODE() == foo.
21314 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21315 ashlsi3, rotrsi3, <unnamed>): Likewise.
21317 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21319 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21320 jbbccihi, jbbccisi): Remova trailing whitespace.
21321 * config/vax/constraints.md: Likewise.
21322 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21323 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21324 * config/vax/predicates.md: Likewise.
21325 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21326 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21327 * config/vax/vax.h: Likewise.
21328 * config/vax/vax.md (nonlocal_goto): Likewise.
21330 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21332 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21333 (indirectable_address_p, adjacent_operands_p): Add spaces around
21335 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21337 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21339 * config/vax/vax.c (legitimate_constant_address_p,
21340 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21341 index_term_p, reg_plus_index_p, legitimate_address_p,
21342 vax_mode_dependent_address_p): Update comments to match functions
21343 modified by the recent int->bool conversion.
21345 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21347 * config/vax/builtins.md: Update copyright message.
21348 * config/vax/constraints.md: Likewise.
21349 * config/vax/netbsd-elf.h: Likewise.
21350 * config/vax/predicates.md: Likewise.
21351 * config/vax/vax-protos.h: Likewise.
21352 * config/vax/vax.c: Likewise.
21353 * config/vax/vax.h: Likewise.
21354 * config/vax/vax.md: Likewise.
21355 * config/vax/vax.opt: Likewise.
21357 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21359 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21360 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21361 * config/vax/constraints.md (B, R): Likewise.
21362 * config/vax/predicates.md (external_memory_operand,
21363 nonimmediate_addsub_di_operand): Likewise.
21364 * config/vax/vax.c (vax_output_int_add): Likewise.
21365 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21366 untyped_call): Likewise.
21368 2009-04-01 Matt Thomas <matt@3am-software.com>
21370 * config/vax/predicates.md: New file.
21371 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21372 external_const_operand, nonsymbolic_operand, external_memory_operand,
21373 indirect_memory_operand, indexed_memory_operand,
21374 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21375 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21377 * config/vax/constraints.md: New file.
21378 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21380 * config/vax/builtins.md: New file.
21381 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21382 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21384 * config/vax/vax.opt (mqmath): Add option.
21385 * config/vax/vax.md (isfx): Extend with DI.
21386 (VAXintQH, VAXintQHSD): Define.
21387 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21388 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21389 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21390 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21391 (movdi): Update constraints and use vax_output_int_move().
21392 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21393 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21394 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21395 nonlocal_goto): New.
21396 (mov<mode>): Extend accepted operand types.
21397 (subdi3_old): Rename from subdi3, change update constraints and use
21398 a new implementation.
21399 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21400 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21401 MOVE_RATIO, CLEAR_RATIO): Define.
21402 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21403 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21404 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21405 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21406 (split_quadword_operands): Make static and really allow variable
21408 (print_operand_address): Update for PIC generation.
21409 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21410 indexable_address_p, fixup_mathdi_operand,
21411 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21412 (vax_float_literal, legitimate_constant_p,
21413 indirectable_constant_address_p, index_term_p,
21414 reg_plus_index_p): Return bool instead of int.
21415 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21417 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21419 (vax_output_conditional_branch): Indent.
21420 (legitimate_constant_address_p, indirectable_constant_address_p,
21421 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21422 vax_mode_dependent_address_p): Return bool instead of int, update for
21424 * config/vax/vax-protos.h (legitimate_constant_address_p,
21425 legitimate_constant_p, legitimate_address_p,
21426 vax_mode_dependent_address_p): Change declaration to bool.
21427 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21428 vax_expand_addsub_di_operands, vax_output_int_subtract,
21429 vax_output_movmemsi): Declare.
21430 (split_quadword_operands, vax_float_literal): Delete declaration.
21431 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21432 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21433 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21434 ASM_OUTPUT_DWARF_PCREL): Define.
21435 (ASM_SPEC): Change definition to allow PIC generation.
21437 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21439 * doc/sourcebuild.texi: Update front-end requirements.
21441 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21444 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21445 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21446 (booldi3_internal3): Use boolean_or_operator instead of
21449 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21452 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21453 declarator whose size is not an integer constant expression but
21454 folds to an integer constant, then treat it as a constant
21457 2009-04-01 Richard Guenther <rguenther@suse.de>
21459 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21460 i * 4 + 2 to (i * 2 + 1) * 2.
21462 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21465 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21466 return if c_parser_asm_string_literal returned NULL.
21468 2009-04-01 Nick Clifton <nickc@redhat.com>
21470 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21472 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21473 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21474 other typedefs to avoid conflicts with libgcc2.c. Define labels
21475 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21477 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21478 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21481 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21483 * varasm.c (default_function_rodata_section): Declare DOT as
21486 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21487 Andrey Galkin <agalkin@hypercom.com>
21490 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21491 Make object_name unique for each process.
21493 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21496 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21497 addressable variables in the parallel that could go out of scope while
21498 running queued tasks.
21500 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21502 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21503 (CASE_VALUES_THRESHOLD): Redefine.
21504 * config/avr/avr.c (avr_override_options): Remove initialization of
21505 avr_case_values_threshold variable.
21506 (avr_case_values_threshold): Remove variable. Add new function.
21507 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21508 * config/avr/avr.opt (mno-tablejump): Remove option.
21509 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21511 2009-04-01 DJ Delorie <dj@redhat.com>
21513 * varasm.c (default_function_rodata_section): Don't assume
21514 anything about where the first '.' in the section name is.
21516 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21518 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21519 rs6000_emit_stack_tie.
21521 2009-03-31 Ian Lance Taylor <iant@google.com>
21523 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21524 gimple_code with GIMPLE_RESX, not RESX.
21526 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21528 * c-common.c (c_get_ident): New.
21529 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21531 2009-04-01 Ben Elliston <bje@au.ibm.com>
21533 * config/rs6000/sysv4.opt (msdata): Improve option description.
21535 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21537 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21538 (divdf3_internal_lat): Remove.
21539 (divxf3_internal_lat): Remove.
21540 (divxf3_internal_thr): Remove.
21541 (divxf): Use divxf3_internal.
21542 * config/ia64/div.md (divsf3_internal_lat): New.
21543 (divdf3_internal_lat): New.
21544 (divxf3_internal): New.
21546 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21549 * Makefile.in (USE_GCC_STDINT): Define.
21550 (stmp-int-hdrs): Install stdint.h if applicable.
21551 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21553 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21554 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21555 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21556 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21557 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21558 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21559 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21560 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21561 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21562 (c_common_nodes_and_builtins): Initialize
21563 underlying_wchar_type_node. Do not initialize
21564 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21565 nodes for new types.
21566 (c_stddef_cpp_builtins): Define macros for new types.
21567 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21569 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21570 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21571 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21572 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21573 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21574 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21575 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21576 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21577 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21578 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21579 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21580 int16_type_node, int32_type_node, int64_type_node,
21581 uint8_type_node, uint16_type_node, c_uint32_type_node,
21582 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21583 int_least32_type_node, int_least64_type_node,
21584 uint_least8_type_node, uint_least16_type_node,
21585 uint_least32_type_node, uint_least64_type_node,
21586 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21587 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21588 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21589 uintptr_type_node): Define.
21590 * c-cppbuiltin.c (builtin_define_constants,
21591 builtin_define_type_minmax): New.
21592 (builtin_define_stdint_macros): Define more macros.
21593 (c_cpp_builtins): Define more limit macros.
21594 (type_suffix): New.
21595 (builtin_define_type_max): Define in terms of
21596 builtin_define_type_minmax. Remove is_long parameter. All
21598 * config.gcc (use_gcc_stdint): Define.
21599 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21600 Add newlib-stdint.h for generic targets.
21601 * config/glibc-stdint.h, config/newlib-stdint.h,
21602 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21603 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21604 * config/score/score.h (UINTPTR_TYPE): Define.
21605 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21606 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21607 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21608 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21609 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21610 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21611 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21612 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21613 * config/spu/spu.h (STDINT_LONG32): Define.
21614 * configure.ac (use_gcc_stdint): Substitute.
21615 * configure: Regenerate.
21616 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21617 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21618 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21619 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21620 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21621 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21622 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21623 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21624 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21625 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21626 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21627 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21628 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21629 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21630 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21631 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21632 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21633 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21634 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21635 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21636 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21637 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21638 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21639 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21640 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21641 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21642 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21643 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21644 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21646 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21648 * loop-iv.c (suitable_set_for_replacement): Renamed from
21649 simplify_using_assignment; changed to return bool and to accept new
21650 args DEST and SRC. Return true iff we find a source/destination pair
21651 that can be used to make a replacement, and fill SRC and DEST if so.
21652 Remove arg ALTERED. Don't deal with altered regs here. All callers
21654 (simplify_using_initial_values): Deal with altered regs here and track
21655 more precisely the effect they have on the validity of our expression.
21657 * loop-iv.c (simplify_using_condition): A condition of the form
21658 (EQ REG CONST) can be used to simply make a substitution.
21659 (simplify_using_initial_values): Keep track of conditions we have seen
21660 and keep using them to simplify new expressions, while applying the
21661 same substitutions to them as to the expression.
21663 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21664 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21667 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21668 changed. Use this when trying to improve the upper bound.
21669 Generate the comparison by using simplify_gen_relational.
21671 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21673 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21675 (simplify_using_assignment, simplify_using_initial_values): Call
21676 replace_in_expr to make replacements. Call replace_single_def_regs
21677 once on the initial version of the expression.
21679 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21682 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21684 2009-03-31 Richard Guenther <rguenther@suse.de>
21686 PR middle-end/31029
21687 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21688 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21690 2009-03-31 Richard Guenther <rguenther@suse.de>
21692 * tree.h (div_if_zero_remainder): Declare.
21693 * fold-const.c (div_if_zero_remainder): Export.
21694 * tree-ssa-forwprop.c
21695 (forward_propagate_addr_into_variable_array_index): Handle
21696 constant array index addition outside of the variable index.
21698 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21701 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21702 define_splits, floatunssi<mode>2): Require x87 conversions from
21703 DImode to be permitted.
21705 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21707 PR preprocessor/15638
21708 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21710 2009-03-31 Richard Guenther <rguenther@suse.de>
21712 PR middle-end/23401
21713 PR middle-end/27810
21714 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21715 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21716 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21717 a separate statement.
21718 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21719 (lookup_tmp_var): Likewise.
21720 (is_gimple_formal_tmp_or_call_rhs): Remove.
21721 (is_gimple_reg_or_call_rhs): Rename to ...
21722 (is_gimple_reg_rhs_or_call): ... this.
21723 (is_gimple_mem_or_call_rhs): Rename to ...
21724 (is_gimple_mem_rhs_or_call): ... this.
21725 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21726 DECL_GIMPLE_REG_P only if is_formal is true.
21727 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21728 for non-proper post-modify expression gimplification.
21729 (gimplify_self_mod_expr): For post-modify expressions gimplify
21730 the lvalue to a minimal lvalue.
21731 (rhs_predicate_for): Remove formal temp case.
21732 (gimplify_modify_expr_rhs): Likewise.
21733 (gimplify_addr_expr): Use is_gimple_reg.
21734 (gimplify_expr): Remove formal temp cases.
21735 (gimple_regimplify_operands): Likewise.
21736 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21737 and FILTER_EXPR like constants.
21738 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21740 (is_gimple_formal_tmp_rhs): Remove.
21741 (is_gimple_reg_rhs): Remove special casing.
21742 (is_gimple_mem_rhs): Fix.
21743 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21744 (is_gimple_formal_tmp_var): Remove.
21745 (is_gimple_formal_tmp_reg): Likewise.
21746 (is_gimple_min_lval): Allow invariant component ref parts.
21747 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21748 is_gimple_formal_tmp_reg): Remove declarations.
21749 * tree-cfg.c (verify_expr): Verify that variables with address
21750 taken do not have DECL_GIMPLE_REG_P set.
21751 * tree-mudflap.c (mf_build_check_statement_for): Use
21752 force_gimple_operand instead of gimplify_expr.
21754 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21756 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21757 schedulable rows to compute_split_row.
21759 2009-03-31 Ben Elliston <bje@au.ibm.com>
21762 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21765 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21767 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21768 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21769 * configure: Regenerate.
21770 * config.in: Regenerate.
21771 * config/rs6000/rs6000.opt (mtls-markers): Add.
21772 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21773 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21774 (tls_ld_aix, tls_ld_sysv): Likewise.
21775 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21776 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21778 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21780 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21782 2009-03-30 Jan Hubicka <jh@suse.cz>
21784 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21786 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21787 detection and label handling.
21789 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21791 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21792 left_conflicts_size.
21793 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21794 ALLOCNO_LEFT_CONFLICTS_SIZE.
21796 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21797 remove_allocno_from_bucket_and_push,
21798 allocno_spill_priority_compare, push_allocnos_to_stack,
21799 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21800 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21801 (setup_allocno_left_conflicts_num): Ditto. Rename to
21802 setup_allocno_left_conflicts_size.
21803 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21804 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21805 setup_allocno_left_conflicts_size instead of
21806 setup_allocno_left_conflicts_num.
21808 * ira-build.c (ira_create_allocno): Use
21809 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21810 ALLOCNO_LEFT_CONFLICTS_NUM.
21812 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21814 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21815 instead of DF_LR_OUT.
21817 * ira-lives.c (process_bb_node_lives): Ditto.
21819 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21820 instead of DF_LR_{OUT,IN}.
21822 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21824 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21826 2009-03-30 Jan Hubicka <jh@suse.cz>
21828 * except.c (label_to_region_map): Fix thinko.
21830 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21832 PR middle-end/38237
21833 * tree.h (tree_find_value): New declaration.
21834 * tree.c (tree_find_value): New function.
21835 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21837 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21840 * c-decl.c (struct c_binding): Add locus field.
21841 (bind): Add locus argument, set locus field from it.
21842 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21843 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21844 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21845 implicitly_declare, undeclared_variable, lookup_label,
21846 declare_label, c_make_fname_decl, c_builtin_function,
21847 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21850 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21853 * config/i386/i386.c (classify_argument): Check total size of
21856 2009-03-30 Martin Jambor <mjambor@suse.cz>
21858 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21859 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21860 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21863 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21864 seen_variable_array_ref while also traversing a union.
21866 * tree-inline.c (optimize_inline_calls): Do not call
21867 cgraph_node_remove_callees.
21868 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21869 (pass_remove_cgraph_callee_edges): New variable.
21870 * passes.c (init_optimization_passes): Add
21871 pass_remove_cgraph_callee_edges after early inlining and before all
21872 late intraprocedural passes.
21874 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21876 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21878 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21879 Fix typos in names.
21881 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21883 * combine.c (simplify_comparison): Use have_insn_for.
21884 * dojump.c (do_jump): Likewise.
21886 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21888 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21889 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21890 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21891 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21892 instead of sparc_compare_emitted.
21893 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21894 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21895 instead of sparc_compare_emitted.
21897 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21899 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21900 enter/exit cfglayout mode.
21901 (pass_partition_block): Require it.
21902 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21903 (combine_instructions): Track basic blocks instead of labels.
21904 (update_cfg_for_uncondjump): New.
21905 (try_combine): Use it. Update jumps after rescanning.
21906 (pass_combine): Require PROP_cfglayout.
21907 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21909 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21911 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21912 Provide/destroy PROP_cfglayout respectively.
21913 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21914 * tree-pass.h (PROP_cfglayout): New.
21916 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21918 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21919 fold_convert_const_fixed_from_fixed,
21920 fold_convert_const_fixed_from_int,
21921 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21922 set TREE_CONSTANT_OVERFLOW.
21923 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21924 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21926 2009-03-30 Ira Rosen <irar@il.ibm.com>
21928 * tree-vect-loop-manip.c: New file.
21929 * tree-vectorizer.c: Update documentation and included files.
21930 (vect_loop_location): Make extern.
21931 (rename_use_op): Move to tree-vect-loop-manip.c
21932 (rename_variables_in_bb, rename_variables_in_loop,
21933 slpeel_update_phis_for_duplicate_loop,
21934 slpeel_update_phi_nodes_for_guard1,
21935 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21936 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21937 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21938 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21939 find_loop_location): Likewise.
21940 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21941 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21942 get_vectype_for_scalar_type, vect_is_simple_use,
21943 supportable_widening_operation, supportable_narrowing_operation):
21945 (bb_in_loop_p): Move to tree-vect-loop.c.
21946 (new_loop_vec_info, destroy_loop_vec_info,
21947 reduction_code_for_scalar_code, report_vect_op,
21948 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21949 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21950 (vect_supportable_dr_alignment): Likewise.
21951 * tree-vectorizer.h (tree-data-ref.h): Include.
21952 (vect_loop_location): Declare.
21953 Reorganize function declarations according to the new file structure.
21954 * tree-vect-loop.c: New file.
21955 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21956 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21957 * tree-vect-data-refs.c: New file.
21958 * tree-vect-patterns.c (timevar.h): Don't include.
21959 * tree-vect-stmts.c: New file.
21960 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21961 tree-vect-slp.c, tree-vect-loop.c.
21962 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21963 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21964 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21965 (tree-vect-analyze.o): Remove.
21966 (tree-vect-transform.o): Likewise.
21967 (tree-vect-data-refs.o): Add rule.
21968 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21969 tree-vect-slp.o): Likewise.
21970 (tree-vect-patterns.o): Remove redundant dependencies.
21971 (tree-vectorizer.o): Likewise.
21972 * tree-vect-slp.c: New file.
21974 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21976 * optc-gen.awk: Warn if an option flag has multiple different
21979 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21981 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21982 -floop-block): Document dependences on PPL, CLooG and Graphite.
21984 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21986 PR rtl-optimization/323
21987 * c-common.c (c_fully_fold, convert_and_check,
21988 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21989 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21990 * c-common.def (EXCESS_PRECISION_EXPR): New.
21991 * c-cppbuiltin.c (builtin_define_float_constants): Define
21992 constants with enough digits for long double.
21993 * c-lex.c (interpret_float): Interpret constant with excess
21994 precision where appropriate.
21995 * c-opts.c (c_common_post_options): Set
21996 flag_excess_precision_cmdline. Give an error for
21997 -fexcess-precision=standard for C++ for processors where the
21998 option is significant.
21999 * c-parser.c (c_parser_conditional_expression): Handle excess
22000 precision in condition.
22001 * c-typeck.c (convert_arguments): Handle arguments with excess
22003 (build_unary_op): Move excess precision outside operation.
22004 (build_conditional_expr): Likewise.
22005 (build_compound_expr): Likewise.
22006 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22007 (build_modify_expr): Handle excess precision in RHS.
22008 (convert_for_assignment): Handle excess precision in converted
22010 (digest_init, output_init_element, process_init_element): Handle
22011 excess precision in initializer.
22012 (c_finish_return): Handle excess precision in return value.
22013 (build_binary_op): Handle excess precision in operands and add
22014 excess precision as needed for operation.
22015 * common.opt (-fexcess-precision=): New option.
22016 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22017 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22018 For standard excess precision, output explicit conversion to and
22019 truncation from XFmode.
22020 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22021 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22022 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22023 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22024 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22025 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22026 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22027 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22028 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22029 define_splits, sqrt<mode>2): Disable where appropriate for
22030 standard excess precision.
22031 * convert.c (convert_to_real): Do not shorten arithmetic to type
22032 for which excess precision would be used.
22033 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22034 * doc/invoke.texi (-fexcess-precision=): Document option.
22035 (-mfpmath=): Correct index entry.
22036 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22037 flag_excess_precision): New.
22038 * langhooks.c (lhd_post_options): Set
22039 flag_excess_precision_cmdline.
22040 * opts.c (common_handle_option): Handle -fexcess-precision=.
22041 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22042 init_excess_precision): New.
22043 (lang_dependent_init_target): Call init_excess_precision.
22044 * tree.c (excess_precision_type): New.
22045 * tree.h (excess_precision_type): Declare.
22047 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22050 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22051 non-lvalue to component.
22053 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22055 PR preprocessor/34695
22056 * Makefile.in (c-opts.o): Depend on c-tree.h.
22057 * c-common.c: Move down include of diagnostic.h.
22058 (done_lexing, c_cpp_error): New.
22059 * c-common.h (done_lexing): Declare.
22060 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22062 * c-opts.c: Include c-tree.h.
22063 (c_common_init_options): Set preprocessor error callback.
22064 (c_common_handle_option): Do not set preprocessor
22065 inhibit_warnings, warnings_are_errors, warn_system_headers,
22066 pedantic_errors or inhibit_warnings flags.
22067 (c_common_post_options): Do not check cpp_errors (parse_in).
22068 (c_common_finish): Do not output dependencies if there were
22069 errors. Do not check return value of cpp_finish.
22070 * c-ppoutput.c (pp_file_change): Set input_location.
22071 * c-tree.h (c_cpp_error): Declare.
22072 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22074 (diagnostic_build_prefix): Check override_column.
22075 * diagnostic.h (diagnostic_info): Add override_column field.
22076 (diagnostic_override_column): Define.
22078 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22080 * c-common.c (c_expand_expr, c_staticp): Remove.
22081 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22082 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22083 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22084 * c-gimplify.c (gimplify_compound_literal_expr,
22085 optimize_compound_literals_in_ctor): Remove.
22086 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22087 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22088 * c-semantics.c (emit_local_var): Remove.
22090 * langhooks-def.h (lhd_expand_expr): Remove.
22091 * langhooks.c (lhd_expand_expr): Remove.
22092 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22094 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22095 handling from c-semantics.c; don't call into langhook.
22096 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22097 * gimplify.c (gimplify_compound_literal_expr,
22098 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22099 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22100 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22101 as was done in c-gimplify.c.
22102 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22103 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22104 Move from c-common.h.
22105 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22107 * tree.c (staticp): Do not call langhook.
22108 * langhooks.c (lhd_staticp): Delete.
22109 * langhooks-def.h (lhd_staticp): Delete prototype.
22110 (LANG_HOOKS_STATICP): Delete.
22111 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22113 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22114 instead of DECL_STMTs.
22116 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22124 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22126 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22127 contained expression.
22128 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22129 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22130 conditional expressions for C.
22131 (decl_constant_value_for_optimization): Move from
22132 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22133 whether optimizing and that the expression is a VAR_DECL not of
22134 array type instead of doing such checks in the caller. Do not
22135 check pedantic. Call gcc_unreachable for C++.
22136 * c-common.def (C_MAYBE_CONST_EXPR): New.
22137 * c-common.h (c_fully_fold, c_save_expr,
22138 decl_constant_value_for_optimization): New prototypes.
22139 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22140 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22141 EXPR_INT_CONST_OPERANDS): Define.
22142 * c-convert.c (convert): Strip nops from expression.
22143 * c-decl.c (groktypename): Take extra parameters expr and
22144 expr_const_operands. Update call to grokdeclarator.
22145 (start_decl): Update call to grokdeclarator. Add statement for
22146 expressions used in type of decl.
22147 (grokparm): Update call to grokdeclarator.
22148 (push_parm_decl): Update call to grokdeclarator.
22149 (build_compound_literal): Add parameter non_const and build a
22150 C_MAYBE_COSNT_EXPR if applicable.
22151 (grokdeclarator): Take extra parameters expr and
22152 expr_const_operands. Track expressions used in declaration
22153 specifiers and declarators. Fold array sizes and track whether
22154 they are constant expressions and whether they are integer
22155 constant expressions.
22156 (parser_xref_tag): Set expr and expr_const_operands fields in
22158 (grokfield): Update call to grokdeclarator.
22159 (start_function): Update call to grokdeclarator.
22160 (build_null_declspecs): Set expr and expr_const_operands fields in
22162 (declspecs_add_type): Handle expressions in typeof specifiers.
22163 * c-parser.c (c_parser_declspecs): Set expr and
22164 expr_const_operands fields for declaration specifiers.
22165 (c_parser_enum_specifier): Likewise.
22166 (c_parser_struct_or_union_specifier): Likewise.
22167 (c_parser_typeof_specifier): Likewise. Update call to
22168 groktypename. Fold expression as needed. Return expressions with
22169 type instead of adding statements.
22170 (c_parser_attributes): Update calls to c_parser_expr_list.
22171 (c_parser_statement_after_labels): Fold expression before passing
22172 to objc_build_throw_stmt.
22173 (c_parser_condition): Fold expression.
22174 (c_parser_asm_operands): Fold expression.
22175 (c_parser_conditional_expression): Use c_save_expr. Update call
22176 to build_conditional_expr.
22177 (c_parser_alignof_expression): Update call to groktypename.
22178 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22179 original_code. Fold expression argument of va_arg. Create
22180 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22181 argument to va_arg. Update calls to groktypename. Fold array
22182 index for offsetof. Verify that first argument to
22183 __builtin_choose_expr has integer type.
22184 (c_parser_postfix_expression_after_paren_type): Update calls to
22185 groktypename and build_compound_literal. Handle expressions with
22186 side effects in type name.
22187 (c_parser_postfix_expression_after_primary): Update call to
22188 c_parser_expr_list. Set original_code for calls to
22189 __builtin_constant_p.
22190 (c_parser_expr_list): Take extra parameter fold_p. Fold
22191 expressions if requested.
22192 (c_parser_objc_type_name): Update call to groktypename.
22193 (c_parser_objc_synchronized_statement): Fold expression.
22194 (c_parser_objc_receiver): Fold expression.
22195 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22196 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22197 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22198 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22199 (struct c_typespec): Add elements expr and expr_const_operands.
22200 (struct c_declspecs): Add elements expr and expr_const_operands.
22201 (groktypename, build_conditional_expr, build_compound_literal):
22203 (in_late_binary_op): Declare.
22204 * c-typeck.c (note_integer_operands): New function.
22205 (in_late_binary_op): New variable.
22206 (decl_constant_value_for_broken_optimization): Move to c-common.c
22207 and rename to decl_constant_value_for_optimization.
22208 (default_function_array_conversion): Do not strip nops.
22209 (default_conversion): Do not call
22210 decl_constant_value_for_broken_optimization.
22211 (build_array_ref): Do not fold result.
22212 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22213 result when operand is a VLA.
22214 (c_expr_sizeof_type): Update call to groktypename. Handle
22215 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22216 result when operand names a VLA type.
22217 (build_function_call): Update call to build_compound_literal.
22218 Only fold result for calls to __builtin_* functions. Strip
22219 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22220 the function designator.
22221 (convert_arguments): Fold arguments. Update call to
22222 convert_for_assignment.
22223 (build_unary_op): Handle increment and decrement of
22224 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22225 decrement earlier. Fold operand of increment and decrement.
22226 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22227 built for integer operand. Wrap returns that are INTEGER_CSTs
22228 without being integer constant expressions or that have integer
22229 constant operands without being INTEGER_CSTs.
22230 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22231 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22232 result is an integer constant expression or can be used in
22233 unevaluated parts of one and avoid folding and wrap as
22234 appropriate. Fold operands before possibly doing -Wsign-compare
22236 (build_compound_expr): Wrap result for C99 if operands can be used
22237 in integer constant expressions.
22238 (build_c_cast): Update call to digest_init. Do not ignore
22239 overflow from casting floating-point constants to integers. Wrap
22240 results that could be confused with integer constant expressions,
22241 null pointer constants or floating-point constants.
22242 (c_cast_expr): Update call to groktypename. Handle expressions
22243 included in type name.
22244 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22245 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22246 Update calls to convert_for_assignment.
22247 (convert_for_assignment): Take new parameter
22248 null_pointer_constant. Do not strip nops or call
22249 decl_constant_value_for_broken_optimization. Set
22250 in_late_binary_op for conversions to boolean.
22251 (store_init_value): Update call to digest_init.
22252 (digest_init): Take new parameter null_pointer_constant. Do not
22253 call decl_constant_value_for_broken_optimization. pedwarn for
22254 initializers not constant expressions. Update calls to
22255 convert_for_assignment.
22256 (constructor_nonconst): New.
22257 (struct constructor_stack): Add nonconst element.
22258 (really_start_incremental_init, push_init_level, pop_init_level):
22259 Handle constructor_nonconst and nonconst element.
22260 (set_init_index): Call constant_expression_warning for array
22262 (output_init_element): Fold value. Set constructor_nonconst as
22263 applicable. pedwarn for initializers not constant expressions.
22264 Update call to digest_init. Call constant_expression_warning
22265 where constant initializers are required.
22266 (process_init_element): Use c_save_expr.
22267 (c_finish_goto_ptr): Fold expression.
22268 (c_finish_return): Fold return value. Update call to
22269 convert_for_assignment.
22270 (c_start_case): Fold switch expression.
22271 (c_process_expr_stmt): Fold expression.
22272 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22273 ensure statement expression is not evaluated in constant expression.
22274 (build_binary_op): Track whether results are integer constant
22275 expressions or may occur in such, disable folding and wrap results
22276 as applicable. Fold operands for -Wsign-compare warnings unless
22278 (c_objc_common_truthvalue_conversion): Handle results folded to
22279 integer constants that are not integer constant expressions.
22280 * doc/extend.texi: Document when typeof operands are evaluated,
22281 that condition of __builtin_choose_expr is an integer constant
22282 expression, and more about use of __builtin_constant_p in
22285 2009-03-29 Richard Guenther <rguenther@suse.de>
22287 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22288 propagate addresses of array references.
22290 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22292 * regmove.c (perhaps_ends_bb_p): Remove.
22293 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22294 from INSN and check that the main loop stays within that basic block.
22295 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22296 (regmove_forward_pass): Split out from regmove_optimize. Use
22297 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22298 (regmove_backward_pass): Split out from regmove_optimize. Use
22299 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22300 (regmove_optimize): Simplify.
22302 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22305 * config/i386/i386.c (classify_argument): Ignore flexible array
22306 member in struct and warn ABI change.
22308 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22310 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22312 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22313 (ix86_adjust_cost): Updated.
22315 2009-03-29 Jan Hubicka <jh@suse.cz>
22317 PR middle-end/28850
22318 * tree-pass.h (pass_cleanup_eh): New function.
22319 (remove_unreachable_regions): Break code handling RTL
22320 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22321 that can not be reached by runtime.
22322 (can_be_reached_by_runtime): New function.
22323 (label_to_region_map): New function.
22324 (num_eh_regions): New function.
22325 (rtl_remove_unreachable_regions): New function.
22326 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22327 (remove_eh_region): New function.
22328 * except.h: Include sbitmap and vecprim.
22329 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22330 num_eh_regions): Declare.
22331 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22332 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22333 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22334 (tree_empty_eh_handler_p): New function.
22335 (cleanup_empty_eh): New function.
22336 (cleanup_eh): New function.
22337 (pass_cleanup_eh): New function.
22339 2009-03-29 Jan Hubicka <jh@suse.cz>
22341 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22342 for removed regions.
22344 2009-03-29 Jan Hubicka <jh@suse.cz>
22346 * except.c (dump_eh_tree): Dump all datastructures.
22348 2009-03-29 Jan Hubicka <jh@suse.cz>
22350 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22351 (duplicate_eh_regions_1): Likewise.
22352 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22353 vector; call EH verification.
22354 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22355 Be ready for region being removed.
22357 2009-03-29 Jan Hubicka <jh@suse.cz>
22359 * bitmap.c (bitmap_last_set_bit): New function.
22360 * bitmap.h (bitmap_last_set_bit): Declare.
22362 2009-03-29 David Ayers <ayers@fsfe.org>
22365 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22366 by calling objc_compare_types and surpress warnings about
22367 incompatible C pointers that are compatible ObjC pointers.
22369 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22371 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22372 call initialize_inline_failed.
22373 (initialize_inline_failed): Move it from here ...
22374 * cgraph.c (initialize_inline_failed): ... to here.
22375 (cgraph_create_edge): Call initialize_inline_failed rather than
22376 setting inline_failed directly.
22378 2009-03-29 Ben Elliston <bje@au.ibm.com>
22381 * sysv4.opt (msdata): Improve comment.
22382 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22383 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22385 2009-03-29 Ben Elliston <bje@au.ibm.com>
22388 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22389 load and store attributes.
22391 2009-03-29 Ben Elliston <bje@au.ibm.com>
22393 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22394 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22395 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22396 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22397 __builtin_infq and __builtin_huge_valq.
22399 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22401 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22403 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22404 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22406 2009-03-28 Xinliang David Li <davidxl@google.com>
22408 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22409 (do_dbg_cnt): New function.
22411 2009-03-28 Jan Hubicka <jh@suse.cz>
22413 Merge from pretty-ipa:
22415 2009-03-27 Jan Hubicka <jh@suse.cz>
22417 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22418 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22419 * passes.c (function_called_by_processed_nodes_p): New.
22420 * ipa-pure-const.c (check_call): Fix handling of operands.
22421 (analyze_function): Dump debug output for skipped bodies.
22422 (local_pure_const): Use function_called_by_processed_nodes_p.
22423 * dwarf2out.c (reference_to_unused): Use output.
22424 * passes.c (do_per_function_toporder): Likewise.
22426 2008-11-12 Jan Hubicka <jh@suse.cz>
22428 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22429 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22430 state_set_in_source enum
22431 (check_decl): Ignore memory tags; do not set fake looping flags;
22433 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22434 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22435 (check_call, analyze_function): Rewrite.
22437 (add_new_function): Update call of analyze_function.
22438 (generate_summary): Add call of analyze_function.
22439 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22440 (local_pure_const): New function.
22441 (pass_local_pure_const): New pass.
22442 * ipa-inline.c (inline_transform): Set after_inlining.
22443 * tree-eh.c (stmt_can_throw_external): New.
22444 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22445 work with aliasing built.
22446 * tree-flow.h (stmt_can_throw_external): New.
22447 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22448 and local pure/const pass in early and late optimization queue.
22450 2009-03-28 Martin Jambor <mjambor@suse.cz>
22452 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22454 (fold_binary): Allow function decl aligment consideration is the
22455 second argument is integer constant one.
22456 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22457 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22458 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22460 2009-03-28 Jan Hubicka <jh@suse.cz>
22462 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22463 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22464 * function.h (rtl_data): Add nothrow flag.
22465 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22466 set DECL_NOTHROW for AVAILABLE functions.
22468 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22470 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22471 following vector keyword has expansion starting with pixel or bool
22472 keyword, expand vector to __vector and pixel or bool to __pixel or
22476 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22477 warn_if_disallowed_function_p): Removed.
22478 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22479 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22480 warning_if_disallowed_function_p.
22481 * flags.h (warn_if_disallowed_function_p,
22482 warn_disallowed_functions): Removed.
22483 * common.opt (Wdisallowed-function-list=): Removed.
22484 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22486 2009-03-28 Richard Guenther <rguenther@suse.de>
22488 PR tree-optimization/38723
22489 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22492 2009-03-28 Jan Hubicka <jh@suse.cz>
22494 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22495 test introduced by my previous patch.
22497 2009-03-28 Richard Guenther <rguenther@suse.de>
22499 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22500 the PHIs value undefined.
22502 2009-03-28 Jan Hubicka <jh@suse.cz>
22504 * tree-pass.h (pass_fixup_cfg): New pass.
22505 * ipa-inline.c (inline_transform): Set
22506 always_inline_functions_inlined/after_inlining.
22507 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22508 (pass_fixup_cfg): New pass.
22509 * passes.c (init_optimization_passes): Add fixup_cfg.
22511 2009-03-28 Richard Guenther <rguenther@suse.de>
22513 PR tree-optimization/38458
22514 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22515 argument use the arguments copy-of value.
22517 2009-03-28 Richard Guenther <rguenther@suse.de>
22519 PR tree-optimization/38180
22520 * tree-ssa-ccp.c (get_default_value): Simplify.
22521 (likely_value): Likewise.
22522 (surely_varying_stmt_p): Properly handle VOP case.
22523 (ccp_initialize): Likewise.
22524 (ccp_fold): Handle propagating through *&.
22525 (fold_const_aggregate_ref): Also handle decls.
22527 2009-03-28 Jan Hubicka <jh@suse.cz>
22529 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22530 * cgraph.h (cgraph_node): Likewise.
22531 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22532 (cgraph_reset_node): Use process flag.
22533 (cgraph_mark_functions_to_output): Likewise.
22534 (cgraph_expand_function): Likewise.
22535 (cgraph_expand_all_functions): Likewise.
22536 (cgraph_output_in_order): Likewise.
22537 * dwarf2out.c (reference_to_unused): Likewise.
22538 * passes.c do_per_function_toporder): Likewise.
22540 2009-03-28 Jan Hubicka <jh@suse.cz>
22542 Bring from lto-branch:
22544 2008-09-03 Doug Kwan <dougkwan@google.com>
22546 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22547 enums instead of reason strings.
22548 * cgraph.c (cgraph_create_edge): Same.
22549 (cgraph_inline_failed_string): New function.
22550 * cgraph.h (cgraph_inline_failed_t): New enum type.
22551 (cgraph_inline_failed_string): New prototype.
22552 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22553 char pointer to cgraph_inline_failed_t.
22554 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22555 (cgraph_default_inline_p): Ditto.
22556 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22557 to cgraph_inline_failed_t pointer.
22558 * cif-code.def: New file.
22559 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22561 (cgraph_check_inline_limits): Change type of REASON to pointer to
22562 cgraph_inline_failed_t. Replace reason strings with enums.
22563 (cgraph_default_inline_p): Ditto.
22564 (cgraph_recursive_inlining_p): Ditto.
22565 (update_caller_keys): Change type of FAILED_REASON to
22566 cgraph_inline_failed_t.
22567 (cgraph_set_inline_failed): Change type of REASON to pointer to
22568 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22569 convert enums to strings for text output.
22570 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22571 to be of type cgraph_inline_failed_t. Replace reason strings with
22572 enums. Call cgraph_inline_failed_string to covert enums
22573 to strings for text output.
22574 (cgraph_decide_inlining): Replace reason strings with enums.
22575 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22576 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22578 * tree-inline.c (expand_call_inline): Change type of REASON
22579 to cgraph_inline_failed_t. Replace reason strings with enums.
22580 Call cgraph_inline_failed_string for text output.
22581 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22584 2009-03-28 Jan Hubicka <jh@suse.cz>
22586 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22587 cgraph_clone_node): Remove master clone handling.
22588 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22589 * cgraph.h (master_clone): Remove.
22590 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22591 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22592 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22594 2009-03-28 Jan Hubicka <jh@suse.cz>
22596 * cgraph.c (cgraph_function_body_availability): Functions declared
22597 inline are always safe to assume that it is not going to be replaced.
22599 2009-03-28 Richard Guenther <rguenther@suse.de>
22601 PR tree-optimization/38513
22602 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22603 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22604 EXC_PTR_EXPR and FILTER_EXPR.
22605 (get_ref_from_reference_ops): Likewise.
22607 2009-03-28 Richard Guenther <rguenther@suse.de>
22609 PR tree-optimization/38968
22610 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22611 Use FLOOR_MOD_EXPR to compute misalignment.
22613 2009-03-28 Richard Guenther <rguenther@suse.de>
22615 PR tree-optimization/37795
22616 * tree.h (combine_comparisons): Declare.
22617 * fold-const.c (combine_comparisons): Export.
22618 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22620 (ifcombine_iforif): Use combine_comparisons.
22622 2009-03-28 Jan Hubicka <jh@suse.cz>
22624 * tree-eh.c (inlinable_call_p): New function.
22625 (make_eh_edges): Use it.
22626 (verify_eh_edges): Use it.
22627 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22628 * except.c (reachable_next_level): Add inlinable_function argument
22629 (sjlj_find_directly_reachable_regions): Update.
22630 (add_reachable_handler): Do not set saw_any_handlers.
22631 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22632 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22633 Add new inlinable call parameter.
22634 (can_throw_internal, can_throw_external): Update.
22635 * except.h (can_throw_internal_1, can_throw_external_1,
22636 foreach_reachable_handler): Update declaration.
22638 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22640 * config/arm/t-arm-coff, config/h8300/coff.h,
22641 config/i386/i386-aout.h, config/i386/i386-coff.h,
22642 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22643 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22644 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22645 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22646 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22647 sys-types.h: Remove.
22648 * Makefile.in: Remove protoize and fixproto support and references
22650 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22651 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22653 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22654 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22655 unprotoize$(exeext).
22656 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22657 (.PHONY): Don't depend on proto.
22658 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22659 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22660 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22661 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22662 build/gen-protos.o, build/scan.o, xsys-protos.h,
22663 build/fix-header$(build_exeext), build/fix-header.o,
22664 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22665 stmp-install-fixproto): Remove.
22666 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22667 SYSCALLS.c or fixproto files.
22668 (install-common): Don't install protoize.
22669 (install-headers-tar, install-headers-cpio, install-headers-cp):
22670 Don't depend on $(STMP_FIXPROTO).
22671 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22672 install fixproto files or write out fixproto settings.
22673 (uninstall): Don't uninstall protoize.
22674 * config.gcc (use_fixproto): Remove.
22675 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22676 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22677 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22678 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22679 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22680 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22681 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22682 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22683 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22684 * config/t-vxworks (STMP_FIXPROTO): Remove.
22685 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22686 STMP_FIXPROTO): Remove.
22687 * config.in, configure: Regenerate.
22688 * crtstuff.c (gid_t, uid_t): Don't undefine.
22689 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22690 (arm-*-coff, arm-*-aout: Remove target entries.
22691 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22692 Remove mention of AIX 4.1.
22693 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22694 * doc/invoke.texi (Running Protoize): Remove.
22695 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22696 (Protoize Caveats): Remove.
22697 * tsystem.h: Update comments on headers assumed to exist.
22699 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22701 * genautomata.c: Add a new year to the copyright. Add a new
22703 (struct insn_reserv_decl): Add comments for member bypass_list.
22704 (find_bypass): Remove.
22705 (insert_bypass): New.
22706 (process_decls): Use insert_bypass.
22707 (output_internal_insn_latency_func): Output all bypasses with the
22708 same input insn in one switch case.
22710 * rtl.def (define_bypass): Describe bypass choice.
22711 * doc/md.texi (define_bypass): Ditto.
22713 2009-03-27 Richard Guenther <rguenther@suse.de>
22715 * gimplify.c (mark_addressable): Export.
22716 * tree-flow.h (mark_addressable): Declare.
22717 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22718 * tree-ssa.c (verify_phi_args): Verify that address taken
22719 variables have TREE_ADDRESSABLE set.
22721 2009-03-27 Richard Guenther <rguenther@suse.de>
22723 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22724 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22725 Do not mark decls TREE_ADDRESSABLE.
22726 (build_fold_addr_expr): Adjust.
22727 (fold_addr_expr): Remove.
22728 (fold_unary): Use build_fold_addr_expr.
22729 (fold_comparison): Likewise.
22730 (split_address_to_core_and_offset): Likewise.
22731 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22733 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22734 (gimplify_modify_expr_to_memcpy): Mark source and destination
22736 * omp-low.c (create_omp_child_function): Mark the object decl
22738 (lower_rec_input_clauses): Mark the var we take the address of
22740 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22742 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22744 PR middle-end/39315
22745 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22746 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22748 2009-03-27 Richard Guenther <rguenther@suse.de>
22750 PR tree-optimization/39120
22751 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22753 (handle_lhs_call): Process return constraints. Add escape
22754 constraints if necessary.
22755 (handle_const_call): Fill out return constraints. Make nested
22756 case more precise. Avoid consttmp if possible.
22757 (handle_pure_call): Fill out return constraints. Avoid
22758 callused if possible.
22759 (find_func_aliases): Simplify call handling.
22761 2009-03-27 Richard Guenther <rguenther@suse.de>
22763 PR tree-optimization/39120
22764 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22765 as a representative.
22766 (solve_graph): Do propagate CALLUSED.
22767 (handle_pure_call): Use a scalar constraint from CALLUSED for
22769 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22772 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22775 * c-common.c (handle_aligned_attribute): Properly check alignment
22776 overflow. Use (1U << i) instead of (1 << i).
22778 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22780 * expr.h (get_mem_align_offset): Updated.
22782 * tree.h (tree_decl_common): Change align to "unsigned int" and
22783 move it before pointer_alias_set.
22785 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22786 Jakub Jelinek <jakub@redhat.com>
22789 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22790 gr_register_operand with gr_reg_or_0_operand.
22791 (cmpxchg_rel_di): Likewise.
22792 (sync_lock_test_and_set<mode>): Likewise.
22794 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22796 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22797 (true_regnum): Likewise.
22799 * rtlanal.c (subreg_info): Moved to ...
22800 * rtl.h (subreg_info): Here. New.
22801 (subreg_get_info): New.
22803 * rtlanal.c (subreg_get_info): Make it extern.
22805 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22808 * config/i386/i386.c (ix86_abi): New.
22809 (override_options): Handle -mabi=.
22810 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22811 (ix86_call_abi_override): Likewise.
22812 (init_cumulative_args): Likewise.
22813 (function_arg_advance): Likewise.
22814 (function_arg_64): Likewise.
22815 (function_arg): Likewise.
22816 (ix86_pass_by_reference): Likewise.
22817 (ix86_function_value_regno_p): Likewise.
22818 (ix86_build_builtin_va_list_abi): Likewise.
22819 (setup_incoming_varargs_64): Likewise.
22820 (is_va_list_char_pointer): Likewise.
22821 (ix86_init_machine_status): Likewise.
22822 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22823 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22824 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22825 (ix86_function_abi): Make it static and return enum calling_abi.
22826 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22828 (ix86_fn_abi_va_list): Updated.
22830 * config/i386/i386.h (ix86_abi): New.
22831 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22832 (CONDITIONAL_REGISTER_USAGE): Likewise.
22833 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22834 (machine_function): Likewise.
22836 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22838 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22839 (STACK_BOUNDARY): Likewise.
22840 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22842 * config/i386/i386.opt (mabi=): New.
22844 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22845 return enum calling_abi.
22846 (ix86_function_type_abi): Likewise.
22847 (ix86_function_abi): Removed.
22849 * doc/invoke.texi: Document -mabi= option for x86.
22851 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22853 * builtins.c (real_dconstp): Delete.
22854 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22856 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22857 Jakub Jelinek <jakub@redhat.com>
22860 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22861 (gen_subprogram_die): When a function is explicit, generate the
22862 DW_AT_explicit attribute.
22863 * langhooks.h (struct lang_hooks_for_decls): Add
22864 function_decl_explicit_p langhook.
22865 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22866 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22868 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22870 * builtins.c (fold_builtin_memory_op): Optimize memmove
22871 into memcpy if we can prove source and destination don't overlap.
22873 * tree-inline.c: Include gt-tree-inline.h.
22874 (clone_fn_id_num): New variable.
22875 (clone_function_name): New function.
22876 (tree_function_versioning): Use it.
22877 * Makefile.in (GTFILES): Add tree-inline.c.
22879 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22881 * BASE-VER: Change to 4.5.0.
22883 2009-03-27 Xinliang David Li <davidxl@google.com>
22885 PR tree-optimization/39557
22886 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22888 2009-03-27 Xinliang David Li <davidxl@google.com>
22890 PR tree-optimization/39548
22891 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22894 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22896 * c-common.c (pointer_int_sum): Use %wd on return from
22899 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22901 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22902 on return from tree_low_cst.
22904 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22907 * ginclude/stdarg.h (va_copy): Define also for
22908 __GXX_EXPERIMENTAL_CXX0X__.
22910 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22913 * builtins.h (c_strlen): Do not warn here.
22914 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22915 * c-common.c (pointer_int_sum): Take an explicit location.
22916 Warn about offsets out of bounds.
22917 * c-common.h (pointer_int_sum): Adjust declaration.
22919 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22921 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22924 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22927 * opts.c (warn_if_disallowed_function_p): Don't assume
22928 get_callee_fndecl must return non-NULL.
22930 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22932 PR rtl-optimization/39522
22933 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22934 when reg_reloaded_valid is set.
22936 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22938 * config/spu/divv2df3.c: New file.
22939 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22940 (DPBIT_FUNCS): Filter out _div_df.
22942 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22944 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22945 a jump insn, count that jump in the distance to the loop start.
22947 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22950 * config/sh/sh.c (calc_live_regs): Fix condition for global
22951 registers except PIC_OFFSET_TABLE_REGNUM.
22953 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22956 * doc/invoke.texi (-mconsole): New.
22958 (-mno-cygwin): New.
22960 (-mnop-fun-dllimport): New.
22964 (sub section "i386 and x86-64 Windows Options"): New.
22966 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22968 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22969 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22971 2009-03-25 Richard Guenther <rguenther@suse.de>
22973 PR middle-end/39497
22974 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22977 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22979 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22980 neither of haifa/selective schedulers are working.
22982 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22984 * doc/invoke.texi (Debugging Options): Fix description of
22985 -fno-merge-debug-strings.
22987 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22989 * config/cris/libgcc.ver: New version-script.
22990 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22992 * configure.ac <GAS features, nop mnemonic>: Add pattern
22993 crisv32-*-* for "nop".
22994 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22995 * configure: Regenerate.
22997 2009-03-24 Ira Rosen <irar@il.ibm.com>
22999 PR tree-optimization/39529
23000 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23001 mark_sym_for_renaming for the tag copied to the new vector
23004 2009-03-24 Arthur Loiret <aloiret@debian.org>
23006 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23007 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23008 EXTRA_SPEC_FUNCTIONS.
23009 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23010 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23011 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23012 -march and -mtune options.
23014 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23016 * config/m68k/t-rtems: Add m5329 multilib.
23018 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23019 Jakub Jelinek <jakub@redhat.com>
23022 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23025 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23028 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23029 instead of c_parser_expression_conv, if original_code isn't one of the
23030 4 allowed comparison codes, fail.
23032 2009-03-23 Richard Guenther <rguenther@suse.de>
23034 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23035 * tree.h (struct tree_type): Likewise.
23036 * reload.h (struct insn_chain): Likewise.
23037 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23038 * function.h (struct function): Likewise.
23039 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23041 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23043 PR tree-optimization/39516
23044 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23046 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23048 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23049 should be set true if BITS_PER_WORD of target is bigger than 32
23051 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23053 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23054 Translate -B-options to -rpath-link. Correct existing
23055 rpath-link and conditionalize on !nostdlib.
23057 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23059 * doc/extend.texi (Function Attributes, Variable Attributes):
23061 * doc/invoke.texi (Debugging Options, Optimize Options)
23062 (i386 and x86-64 Options, MCore Options): Likewise.
23064 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23067 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23068 it for block local namespace aliases.
23069 (gen_decl_die): Pass context_die to gen_namespace_die.
23071 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23074 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23075 minimum or maximum value.
23077 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23079 * reginfo.c (globalize_reg): Recompute derived reg sets.
23081 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23084 * libgcc2.c (mprotect): Do not use signed arguments for
23085 VirtualProtect, use DWORD arguments. Also fix the 'may
23086 be used uninitialized' warning for the np variable.
23088 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23091 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23092 functions using regparm calling conventions when not optimizing.
23093 (ix86_function_sseregparm): Similarly for sseregparm calling
23096 2009-03-19 Li Feng <nemokingdom@gmail.com>
23098 PR middle-end/39500
23099 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23100 dependence if the first conflict is after niter iterations.
23102 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23104 PR middle-end/38609
23105 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23106 functions with dynamic stack-pointer adjustments.
23108 2009-03-19 Ben Elliston <bje@au.ibm.com>
23110 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23111 option; change to -msdata=data.
23113 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23115 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23118 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23121 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23123 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23125 * doc/invoke.texi (Code Gen Options): Expand discussion of
23128 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23130 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23131 * matrix-reorg.c (struct matrix_info): Likewise.
23132 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23133 * rtl.h (struct mem_attrs): Likewise.
23134 * df.h (struct df): Likewise.
23135 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23136 * ira-int.h (struct ira_allocno): Likewise.
23137 * df-scan.c (struct df_collection_rec): Likewise.
23138 * ira.c (struct equivalence): Likewise.
23139 * function.c (struct temp_slot): Likewise.
23140 * cfgloop.h (struct loop): Likewise.
23143 * function.c (use_register_for_decl): When not optimizing, disregard
23144 register keyword for variables with types containing methods.
23146 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23148 PR middle-end/39447
23149 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23150 (is_simple_operand): Call contains_component_ref_p before calling data
23151 reference analysis that would fail on COMPONENT_REFs.
23153 * tree-vrp.c (search_for_addr_array): Fix formatting.
23155 2009-03-18 Richard Guenther <rguenther@suse.de>
23157 * tree-vect-transform.c (vect_loop_versioning): Fold the
23158 generated comparisons.
23159 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23160 (slpeel_tree_peel_loop_to_edge): Likewise.
23162 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23164 PR middle-end/37805
23165 * opts.c (print_specific_help): In addition to `undocumented',
23166 accept `separate' and `joined' flags if passed alone. Describe
23167 output by the first matched one of those.
23168 (common_handle_option): Skip over empty strings.
23169 * gcc.c (display_help): Fix help string for `--help='.
23170 * doc/invoke.texi (Option Summary, Overall Options): With
23171 `--help=', classes and qualifiers can both be repeated, but
23172 only the latter can be negated. One should not pass only
23173 negated qualifiers. Fix markup and examples.
23176 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23177 PR middle-end/37805
23178 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23179 and -fhelp=separate.
23181 2009-03-17 Jing Yu <jingyu@google.com>
23183 PR middle-end/39378
23184 * function.h (struct rtl_data): Move is_thunk from here...
23185 (struct function): ...to here.
23186 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23187 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23189 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23191 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23192 (alpha_output_function_end_prologue): Likewise.
23193 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23194 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23195 (rs6000_output_function_epilogue): Likewise.
23196 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23198 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23201 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23202 from different units in a single alternative.
23203 (*truncdfsf_i387): Ditto.
23204 (*truncxfsf2_mixed): Ditto.
23205 (*truncxfdf2_mixed): Ditto.
23207 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23209 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23210 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23213 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23214 unused non-artificial variables when not optimizing.
23217 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23218 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23219 NAMESPACE_DECL in its DECL_INITIAL.
23221 PR middle-end/39443
23222 * optabs.c (set_user_assembler_libfunc): New function.
23223 * expr.h (set_user_assembler_libfunc): New prototype.
23224 * c-common.c: Include libfuncs.h.
23225 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23226 for memcmp, memset, memcpy, memmove and abort.
23227 * Makefile.in (c-common.o): Depend on libfuncs.h.
23230 * dwarf2out.c (gen_inlined_enumeration_type_die,
23231 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23232 gen_tagged_type_instantiation_die): Removed.
23233 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23236 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23239 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23241 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23242 (check-parallel-%): Ditto.
23243 (check-consistency): Ditto.
23245 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23247 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23248 local variable rhs by NULL_TREE.
23250 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23253 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23255 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23258 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23260 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23263 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23264 for ms->sysv ABI calls only in 64bit mode.
23266 * config/i386/i386.md (untyped_call): Support 32bit.
23268 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23270 * doc/extend.texi: Replace x86_65 with x86_64.
23272 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23274 PR tree-optimization/39455
23275 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23276 mismatches for POINTER_TYPE_P (type).
23277 (number_of_iterations_le): Likewise.
23279 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23281 * config/picochip/picochip.c: Removed profiling support.
23282 * config/picochip/picochip.md: Removed profiling instruction.
23283 * config/picochip/picochip.h: Removed profiling builtin.
23285 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23287 * doc/install.texi (--with-host-libstdcxx): Document.
23289 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23292 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23293 generate a warning if the function name does not begin with
23294 "__vector" and the function has either the 'signal' or 'interrupt'
23295 attribute, from here to ...
23296 (avr_declare_function_name): ...here. New function.
23297 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23298 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23300 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23303 * cse.c (fold_rtx): Don't modify original const_arg1 when
23304 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23305 separate variable instead.
23306 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23307 from out of range shift counts.
23308 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23310 2009-03-13 Catherine Moore <clm@codesourcery.com>
23312 * config/i386/x-mingw32 (host-mingw32.o): Replace
23313 diagnostic.h with $(DIAGNOSTIC_H).
23315 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23318 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23320 * config/i386/sync.md (sync_compare_and_swap<mode>,
23321 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23322 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23324 (sync_double_compare_and_swapdi_pic,
23325 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23326 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23328 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23331 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23333 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23336 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23337 (avx_addsubv4df3): Likewise.
23338 (*avx_addsubv4sf3): Likewise.
23339 (sse3_addsubv4sf3): Likewise.
23341 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23344 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23346 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23349 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23350 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23351 registers for allocnos created from user-defined variables.
23353 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23356 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23357 of non-integer mode as well.
23359 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23361 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23362 for functions for which the parameter types are unknown.
23364 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23367 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23368 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23369 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23370 * config/i386/i386.c (ix86_local_alignment): For
23371 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23372 long long variables on the stack to avoid dynamic realignment.
23373 Allow the first argument to be a decl rather than type.
23374 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23376 2009-03-11 Nick Clifton <nickc@redhat.com>
23379 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23381 Add description to mno-lsim option.
23382 * config/mcore/mcore.h: Remove comment about deprecated m4align
23384 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23385 * doc/invoke.texi: Add description of mno-lsim and
23386 mstack-increment options.
23388 * config/fr30/fr30.opt: Document the -mno-lsim option.
23389 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23390 and -mno-lsim options.
23392 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23394 * fold-const.c (fold_comparison): Only call fold_inf_compare
23395 if the mode supports infinities.
23397 2009-03-11 Jason Merrill <jason@redhat.com>
23400 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23401 end already did. Notice GIMPLE_CALL modifications of the result.
23402 Don't copy debug information from an ignored decl or a decl from
23405 2009-03-10 Richard Guenther <rguenther@suse.de>
23406 Nathan Froyd <froydnj@codesourcery.com>
23408 PR middle-end/37850
23409 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23410 (__divMODE3): Likewise.
23412 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23414 PR tree-optimization/39394
23415 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23416 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23418 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23420 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23421 inline asms for register asm ("") declarations.
23423 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23425 * fold-const.c (fold_unary): Fix comment.
23427 2009-03-07 Jan Hubicka <jh@suse.cz>
23430 * tree-inline.c (setup_one_parameter): Do replacement of const
23431 argument by constant in SSA form.
23433 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23435 PR middle-end/38028
23436 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23437 determine alignment passed to assign_stack_local.
23438 (assign_parms_unsplit_complex): Likewise.
23439 * except.c (sjlj_build_landing_pads): Likewise.
23441 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23443 PR middle-end/39360
23444 * tree-flow.h (add_referenced_var): Return bool instead of void.
23445 * tree-dfa.c (add_referenced_var): Return result of
23446 referenced_var_check_and_insert call.
23447 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23448 of referenced_var_check_and_insert.
23451 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23452 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23453 DIE, don't emit it if abstract origin already has it.
23454 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23455 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23457 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23459 * genpreds.c (needs_variable): Fix parentheses at variable name
23461 (write_tm_constrs_h): Indent generated code.
23463 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23465 * doc/extend.texi (Function Attributes): Add documentation
23466 for isr attributes.
23468 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23471 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23472 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23474 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23476 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23479 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23482 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23483 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23485 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23487 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23488 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23489 constants instead of magic numbers.
23490 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23492 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23493 (x86_64_ms_abi_int_parameter_registers): Ditto.
23494 (x86_64_int_return_registers): Ditto.
23495 (ix86_maybe_switch_abi): Ditto.
23496 (ix86_expand_call): Ditto for clobbered_registers array.
23497 (ix86_hard_regno_mode_ok): Ditto.
23498 (x86_extended_QIreg_mentioned_p): Ditto.
23500 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23502 PR tree-optimization/39349
23503 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23505 * combine.c (gen_lowpart_for_combine): Use omode when generating
23508 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23510 PR rtl-optimization/39235
23511 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23513 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23515 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23517 2009-03-04 Richard Guenther <rguenther@suse.de>
23519 PR tree-optimization/39362
23520 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23521 that occur in abnormal PHIs should be varying.
23523 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23525 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23527 (simple_iv): Take loop as an argument instead of statement.
23528 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23529 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23531 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23533 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23534 * matrix-reorg.c (analyze_transpose): Ditto.
23535 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23536 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23537 * tree-predcom.c (ref_at_iteration): Ditto.
23538 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23540 2009-03-04 Richard Guenther <rguenther@suse.de>
23542 PR tree-optimization/39358
23543 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23544 escaped_id and callused_id.
23545 (solve_graph): Likewise.
23547 2009-03-04 Richard Guenther <rguenther@suse.de>
23549 PR tree-optimization/39339
23550 * tree-sra.c (try_instantiate_multiple_fields): Make it
23551 no longer ICE on the above.
23553 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23555 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23556 that fits within Pmode.
23558 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23560 PR middle-end/10109
23561 * tm.texi (LIBCALL_VALUE): Update description.
23563 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23565 PR middle-end/34443
23566 * doc/extend.texi (section): Update description.
23568 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23570 PR middle-end/39345
23571 * tree-inline.c (remapped_type): New.
23572 (can_be_nonlocal): Call remapped_type instead of remap_type.
23574 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23577 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23578 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23580 2009-03-03 Richard Guenther <rguenther@suse.de>
23582 PR middle-end/39272
23583 * tree.c (tree_nonartificial_location): New function.
23584 * tree.h (tree_nonartificial_location): Declare.
23585 * builtins.c (expand_builtin_memory_chk): Provide location
23586 of the call location for artificial function pieces.
23587 (maybe_emit_chk_warning): Likewise.
23588 (maybe_emit_sprintf_chk_warning): Likewise.
23589 (maybe_emit_free_warning): Likewise.
23590 * expr.c (expand_expr_real_1): Likewise.
23592 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23594 PR tree-optimization/39343
23595 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23596 COMPONENT_REF t has ARRAY_TYPE.
23598 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23600 PR middle-end/39335
23601 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23602 when the type precision of the induction variable should be
23603 larger than the type precision of nit.
23604 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23605 * graphite.c (graphite_loop_normal_form): Same.
23606 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23608 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23610 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23611 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23612 numbers to describe clobbered registers.
23613 (*call_value_0_rex64_ms_sysv): Ditto.
23614 * config/i386/mmx.md (mmx_emms): Ditto.
23615 (mmx_femms): Ditto.
23617 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23619 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23622 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23624 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23625 (spu_section_type_flags): New function.
23627 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23629 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23630 reg_class_contents of FLOAT_REGS into a temporary.
23632 2009-03-02 Richard Guenther <rguenther@suse.de>
23633 Ira Rosen <irar@il.ibm.com>
23635 PR tree-optimization/39318
23636 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23637 information to the vectorized statement.
23639 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23641 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23642 variable. Use defined names instead of magic constants for REX SSE
23645 2009-03-01 Richard Guenther <rguenther@suse.de>
23647 PR tree-optimization/39331
23648 * omp-low.c (lower_send_shared_vars): Do not receive new
23649 values for the reference of DECL_BY_REFERENCE parms or results.
23651 2009-03-01 Jan Hubicka <jh@suse.cz>
23654 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23655 BLOCK_NONLOCALIZED_VAR): New macros.
23656 (tree_block): Add nonlocalized_vars.
23657 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23658 gen_decl_die): Add origin argument. Allow generation of die with
23659 origin at hand only.
23660 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23661 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23663 (gen_block_die): Fix checking for unused blocks.
23664 (process_scope_var): Break out from .... ; work with origins only.
23665 (decls_for_scope) ... here; process nonlocalized list.
23666 (dwarf2out_ignore_block): Look for nonlocalized vars.
23667 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23669 (dump_scope_block): Dump them.
23670 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23671 (remap_block): Likewise.
23672 (can_be_nonlocal): New predicate.
23673 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23675 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23677 * configure: Regenerate.
23679 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23681 * optc-gen.awk: No need to duplicate option flags twice.
23682 Reuse help texts for duplicate options which do not have any.
23684 * gcc.c (display_help): Document --version.
23686 * gcc.c (main): If print_help_list and verbose_flag, ensure
23687 driver output comes before subprocess output.
23689 * optc-gen.awk: Assign all remaining fields to help string,
23690 space-separated, for multi-line help in *.opt.
23692 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23693 -Wno-pedantic-ms-format is for MinGW targets only.
23695 * doc/options.texi (Option file format): Fix bad indentation,
23696 restoring dropped sentence.
23698 2009-02-28 Jan Hubicka <jh@suse.cz>
23700 * tree-inline.c (tree_function_versioning): Output debug info.
23702 2009-02-28 Jan Hubicka <jh@suse.cz>
23705 * tree-inline.c (setup_one_parameter): Do not copy propagate
23706 arguments when not optimizing.
23708 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23711 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23712 (avx_addsubv4df3): Likewise.
23713 (*avx_addsubv4sf3): Likewise.
23714 (sse3_addsubv4sf3): Likewise.
23715 (*avx_addsubv2df3): Likewise.
23716 (sse3_addsubv2df3): Likewise.
23717 (avx_unpckhps256): Correct item selectors.
23718 (avx_unpcklps256): Likewise.
23719 (avx_unpckhpd256): Likewise.
23720 (avx_unpcklpd256): Likewise.
23722 2009-02-28 Jan Hubicka <jh@suse.cz>
23724 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23726 (copy_arguments_for_versioning): If var is declared don't declare it.
23727 (tree_function_versioning): First setup substitutions and then copy
23730 2009-02-27 Jan Hubicka <jh@suse.cz>
23733 * cgraph.h (varpool_output_debug_info): Remove.
23734 * cgraphunit.c (varpool_output_debug_info): Remove.
23735 * dwarf2out.c (deferred_locations_struct): New struct
23736 (deferred_locations): New type.
23737 (deferred_locations_list): New static var.
23738 (deffer_location): New function.
23739 (gen_variable_die): Use it.
23740 (decls_for_scope): Output info on local static vars.
23741 (dwarf2out_finish): Process deferred locations.
23742 * varpool.c (varpool_output_debug_info): Remove.
23744 2009-02-27 Jan Hubicka <jh@suse.cz>
23747 * tree.h (TREE_PROTECTED): Fix comment.
23748 (BLOCK_HANDLER_BLOCK): Remove.
23749 (struct tree_block): Remove handler_block add body_block.
23750 (inlined_function_outer_scope_p): New.
23751 (is_body_block): Remove.
23752 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23753 * dwarf2out.c (is_inlined_entry_point): Remove.
23754 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23755 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23757 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23758 * gimplify.c (gimplify_expr): Gimplify body blocks.
23759 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23760 block with multiple subblocks.
23761 (dump_scope_block): Prettier output; dump more flags and info.
23762 (dump_scope_blocks): New.
23763 (remove_unused_locals): Use dump_scope_blocks.
23764 * tree-flow.h (dump_scope_blocks): Declare.
23765 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23766 * stmt.c (is_body_block): Remove.
23767 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23768 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23770 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23772 PR middle-end/39308
23773 * graphite.c (graphite_loop_normal_form): Do not call
23774 number_of_iterations_exit from a gcc_assert.
23776 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23778 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23779 jumps if COND is NULL.
23780 (find_cond_jump): New function.
23781 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23782 * config/s390/s390.md: Remove z10_cobra attribute value.
23784 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23786 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23787 force_const_mem returns NULL_RTX.
23789 2009-02-26 Jan Hubicka <jh@suse.cz>
23792 * cgraph.h (varpool_output_debug_info): Remove.
23793 * cgraphunit.c (varpool_output_debug_info): Remove.
23794 * dwarf2out.c (deferred_locations_struct): New struct
23795 (deferred_locations): New type.
23796 (deferred_locations_list): New static var.
23797 (deffer_location): New function.
23798 (gen_variable_die): Use it.
23799 (decls_for_scope): Output info on local static vars.
23800 (dwarf2out_finish): Process deferred locations.
23801 * varpool.c (varpool_output_debug_info): Remove.
23803 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23805 PR rtl-optimization/39241
23806 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23807 to subreg_offset_representable_p.
23809 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23811 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23812 execute function prototype. Get f and nregs from max_reg_num
23813 and get_insns. Remove the first backward pass as it's dead,
23814 guard the forward pass by flag_expensive_optimizations.
23815 (rest_of_handle_regmove): Delete.
23816 (pass_regmove): Replace it with regmove_optimize.
23818 2009-02-25 Martin Jambor <mjambor@suse.cz>
23820 PR tree-optimization/39259
23821 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23822 calls_alloca function flags.
23823 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23824 calls are detected.
23826 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23828 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23829 flags_set_1_rtx, flags_set_1_set): Delete.
23830 (regmove_optimize): Do not call mark_flags_life_zones.
23832 2009-02-24 Julian Brown <julian@codesourcery.com>
23835 * config/arm/arm.c (require_pic_register): Only set
23836 cfun->machine->pic_reg once per function.
23838 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23840 * doc/invoke.texi (Link Options): Document an easier way to pass
23841 options that take arguments to the GNU linker using -Xlinker and -Wl.
23843 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23846 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23848 2009-02-24 Richard Guenther <rguenther@suse.de>
23851 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23853 2009-02-24 Richard Guenther <rguenther@suse.de>
23854 Zdenek Dvorak <ook@ucw.cz>
23856 PR tree-optimization/39233
23857 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23858 from converting them to a generic type.
23860 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23862 PR tree-optimization/39260
23863 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23864 contains a condition with a real type.
23865 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23867 2009-02-23 Jason Merrill <jason@redhat.com>
23870 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23871 narrowing_initializer_constant_valid_p.
23872 (narrowing_initializer_constant_valid_p): Don't return
23873 null_pointer_node for adding a pointer to itself.
23875 2009-02-23 Jan Hubicka <jh@suse.cz>
23878 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23881 2009-02-23 Jan Hubicka <jh@suse.cz>
23883 PR tree-optimization/37709
23884 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23885 * tree.h (block_ultimate_origin): Declare.
23886 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23887 * tree-ssa-live.c (remove_unused_scope_block_p):
23888 Eliminate blocks containig no instructions nor live variables nor
23890 (dump_scope_block): New function.
23891 (remove_unused_locals): Enable removal of dead blocks by default;
23892 enable dumping at TDF_DETAILS.
23894 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23896 * config/i386/i386.c (classify_argument): Don't allow COImode
23898 (function_arg_advance_32): Don't allow OImode.
23899 (function_arg_32): Likewise.
23900 (function_value_32): Likewise.
23901 (return_in_memory_32): Likewise.
23902 (function_arg_64): Remove OImode comment.
23904 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23907 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23908 ix86_expand_vector_set for V4DImode in 64bit mode only.
23909 (ix86_expand_vector_init_one_var): Likewise.
23911 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23913 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23915 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23918 * loop-iv.c: Revert last change.
23919 * emit-rtl.c: Likewise.
23921 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23924 * config/i386/i386.c (type_natural_mode): Remove an extra
23925 space in the warning message.
23926 (function_value_32): Handle 32-byte vector modes.
23927 (return_in_memory_32): Likewise.
23929 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23931 * loop-iv.c (truncate_value): New function.
23932 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23934 (lowpart_subreg): Move to...
23935 * emit-rtl.c: ...here.
23937 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23939 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23940 accidental and undocumented change at revision 140860.
23942 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23944 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23945 take gimple_seq * arguments.
23946 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23947 types_compatible_p langhook.
23949 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23950 Joseph Myers <joseph@codesourcery.com>
23952 * config/arm/arm.c (arm_builtin_va_list): New function.
23953 (arm_expand_builtin_va_start): Likewise.
23954 (arm_gimplify_va_arg_expr): Likewise.
23955 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23956 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23957 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23958 (va_list_type): New variable.
23959 (arm_mangle_type): Mangle va_list_type appropriately.
23961 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23963 PR middle-end/39157
23964 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23965 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23966 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23967 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23968 parameter to 1000 for -O1 by default.
23969 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23971 * loop-invariant.c: Include params.h.
23972 (move_loop_invariants): Don't call move_single_loop_invariants on
23975 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23977 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23978 offset when calculating bounds for indexing stack_usage_map. Fixes
23979 a buffer overflow with certain target setups.
23981 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23984 * calls.c (expand_call): Clear try_tail_call if caller and callee
23985 disagree in promotion of function return value.
23987 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23990 * c-common.c (c_determine_visibility): If visibility changed and
23991 DECL_RTL has been already set, call make_decl_rtl to update symbol
23994 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23997 * varasm.c (assemble_variable): Don't check DECL_NAME when
23998 globalizing a variable.
24000 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24003 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24004 expression before any __builtin_trap call.
24005 * c-typeck.c (build_function_call): Convert and check function
24006 arguments before generating a call to a trap. Evaluate the
24007 function arguments before the trap.
24009 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24012 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24013 (UNSPEC_FXAM_MEM): New unspec.
24014 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24015 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24016 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24018 2009-02-19 Richard Guenther <rguenther@suse.de>
24020 PR tree-optimization/39207
24021 PR tree-optimization/39074
24022 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24023 storedanything_tree): New.
24024 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24025 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24026 (build_succ_graph): Add edges from STOREDANYTHING to all
24028 (init_base_vars): Initialize STOREDANYTHING.
24029 (compute_points_to_sets): Free substitution info after
24030 building the succ graph.
24031 (ipa_pta_execute): Likewise.
24033 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24035 (do_ds_constraint): Do not add to special var or non-pointer
24037 (type_could_have_pointers): Split out from ...
24038 (could_have_pointers): ... here. For arrays use the element type.
24039 (create_variable_info_for): Initialize may_have_pointers.
24040 (new_var_info): Likewise.
24041 (handle_lhs_call): Make the HEAP variable unknown-sized.
24042 (intra_create_variable_infos): Use a type with pointers for
24043 PARM_NOALIAS, make it unknown-sized.
24045 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24048 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24050 2009-02-18 Jason Merrill <jason@redhat.com>
24053 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24054 value if DECL_EXTERNAL.
24055 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24056 * target.h (gcc_target::binds_local_p): Clarify "module".
24057 * tree.h (TREE_PUBLIC): Clarify "module".
24059 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24062 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24063 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24065 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24068 * c.opt (Wabi): Support C and ObjC.
24071 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24073 * config/i386/i386.c (classify_argument): Warn once about the ABI
24074 change when passing union with long double.
24076 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24078 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24081 * c-parser.c (c_parser_compound_statement): Always enter and leave
24084 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24087 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24089 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24091 PR tree-optimization/36922
24092 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24093 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24096 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24098 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24101 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24103 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24105 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24107 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24110 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24111 Richard Sandiford <rdsandiford@googlemail.com>
24113 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24114 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24115 (loongson_biadd): ...this.
24117 2009-02-17 Richard Guenther <rguenther@suse.de>
24119 PR tree-optimization/39202
24120 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24121 a var make sure to follow existing collapses.
24123 2009-02-17 Richard Guenther <rguenther@suse.de>
24125 PR middle-end/39214
24126 * langhooks.c (lhd_print_error_function): Check for NULL block.
24128 2009-02-17 Richard Guenther <rguenther@suse.de>
24130 PR tree-optimization/39204
24131 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24134 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24136 * config/soft-fp/double.h: Update from glibc CVS.
24138 2009-02-17 Richard Guenther <rguenther@suse.de>
24140 PR tree-optimization/39207
24141 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24142 strict-aliasing warnings for pointers pointing to NULL.
24144 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24147 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24148 skipping until next close brace.
24150 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24153 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24154 to function argument boundary.
24156 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24158 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24159 in the lea_add. Reload eventually constraints it properly.
24160 * config/picochip/constraints.md: Remove the target constraint
24161 "b", since it is not needed anymore.
24163 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24165 * gthr-dce.h: Uglify function parameter and local variable names.
24166 * gthr-gnat.h: Likewise.
24167 * gthr-mipssde.h: Likewise.
24168 * gthr-nks.h: Likewise.
24169 * gthr-posix95.h: Likewise.
24170 * gthr-posix.h: Likewise.
24171 * gthr-rtems.h: Likewise.
24172 * gthr-single.h: Likewise.
24173 * gthr-solaris.h: Likewise.
24174 * gthr-tpf.h: Likewise.
24175 * gthr-vxworks.h: Likewise.
24176 * gthr-win32.h: Likewise.
24178 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24181 * config/i386/i386.md: Restrict the new peephole2 to move
24182 between MMX/SSE registers.
24184 2009-02-15 Richard Guenther <rguenther@suse.de>
24187 2009-02-13 Richard Guenther <rguenther@suse.de>
24189 * configure.ac: Enable LFS.
24190 * configure: Re-generate.
24191 * config.in: Likewise.
24193 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24195 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24196 spu_srqwbyte, spu_srqwbytebc): Define.
24197 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24198 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24199 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24200 "shrqby_<mode>"): New insn-and-split patterns.
24201 * config/spu/spu.c (expand_builtin_args): Determine and return
24202 number of operands using spu_builtin_description data.
24203 (spu_expand_builtin_1): Use it.
24205 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24208 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24211 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24214 * config/i386/i386.c (override_options): Correct warning
24215 messages for -malign-loops, -malign-jumps and -malign-functions.
24217 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24220 * config/i386/i386.md: Restrict the new peephole2 to move
24221 between the general purpose registers.
24223 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24226 * config/i386/i386.c (type_natural_mode): Add a new argument.
24227 Return the original mode and warn ABI change if vector size is 32byte.
24228 (function_arg_advance): Updated.
24229 (function_arg): Likewise.
24230 (ix86_function_value): Likewise.
24231 (ix86_return_in_memory): Likewise.
24232 (ix86_sol10_return_in_memory): Likewise.
24233 (ix86_gimplify_va_arg): Likewise.
24234 (function_arg_32): Don't warn ABX ABI change here.
24235 (function_arg_64): Likewise.
24237 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24239 * loop-iv.c (implies_p): In the final case, test that operands 0
24240 of the two comparisons match.
24242 * config/bfin/bfin.c (find_prev_insn_start): New function.
24243 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24244 (find_next_insn_start): Move.
24246 2009-02-13 Richard Guenther <rguenther@suse.de>
24248 * configure.ac: Enable LFS.
24249 * configure: Re-generate.
24250 * config.in: Likewise.
24252 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24255 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24256 sizes on syntax error after some arguments have been parsed.
24258 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24260 * doc/invoke.texi (-fira): Remove.
24262 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24264 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24265 * recog.c: Likewise.
24268 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24270 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24271 (umul_ppmm): Likewise.
24272 (count_leading_zeros): Likewise.
24273 (count_trailing_zeros): Likewise.
24274 (UMUL_TIME): Likewise.
24276 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24278 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24279 soft-fp/t-softfp to tmake_file.
24281 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24282 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24283 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24284 IA64_BUILTIN_INFQ]: New.
24285 (ia64_init_builtins): Initialize __builtin_infq,
24286 __builtin_fabsq and __builtin_copysignq if not HPUX.
24287 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24288 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24290 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24292 (__fixtfti): Likewise.
24293 (__fixunstfti): Likewise.
24294 (__floattitf): Likewise.
24296 * config/ia64/libgcc-glibc.ver: New.
24297 * config/ia64/t-fprules-softfp: Likewise.
24298 * config/ia64/sfp-machine.h: Likewise.
24300 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24301 (LIBGCC2_TF_CEXT): Likewise.
24302 (TF_SIZE): Likewise.
24303 (TARGET_INIT_LIBFUNCS): Likewise.
24305 * config/ia64/t-glibc (SHLINB_MAPFILES):
24306 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24308 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24310 * config/i386/i386.c (construct_container): Rewrite processing
24311 BLKmode with X86_64_SSE_CLASS.
24313 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24316 * config/i386/i386.md: Replace simplify_replace_rtx with
24317 replace_rtx in the new peephole2.
24319 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24321 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24322 loop unrolling do not happen at -O2.
24324 2009-02-12 Michael Matz <matz@suse.de>
24326 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24328 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24330 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24333 2009-02-12 Ben Elliston <bje@au.ibm.com>
24335 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24336 patterns when updating the back chain. Missed in the 2009-02-10
24339 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24341 * doc/extend.texi (Decimal Floating Types): Update identifier of
24342 draft TR and list of missing support.
24344 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24346 PR middle-end/39154
24347 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24348 bit to variable length decl's flags, add it also to its
24349 pointer replacement variable.
24351 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24352 Jakub Jelinek <jakub@redhat.com>
24355 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24356 (memory_blockage): New expander.
24357 (*memory_blockage): New insn pattern.
24358 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24359 instead of general blockage at the end of function prologue when
24360 frame pointer is used to access red zone area. Do not emit blockage
24361 when profiling, it is emitted in generic code.
24362 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24363 function epilogue when frame pointer is used to access red zone area.
24365 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24368 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24369 by arithmetic with memory operands.
24370 * config/i386/predicates.md (commutative_operator): New.
24372 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24374 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24377 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24379 * alias.h (record_alias_subset): Declare.
24380 * alias.c (record_alias_subset): Make global.
24382 2009-02-10 Nick Clifton <nickc@redhat.com>
24384 * tree-parloops.c: Change license to GPLv3.
24385 * ipa-struct-reorg.c: Change license to GPLv3.
24386 * ipa-struct-reorg.h: Change license to GPLv3.
24388 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24391 * c-decl.c (start_struct): Return NULL on error.
24393 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24395 PR middle-end/39124
24396 * cfgloopmanip.c (remove_path): Call remove_bbs after
24397 cancel_loop_tree, not before it.
24400 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24401 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24402 VAR_DECLs were seen.
24403 * tree-ssa-live.c (remove_unused_locals): Recompute
24404 cfun->has_local_explicit_reg_vars.
24405 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24406 copies or clearings if cfun->has_local_explicit_reg_vars.
24408 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24411 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24412 of function prologue when frame pointer is used to access
24415 2009-02-10 Richard Guenther <rguenther@suse.de>
24417 PR middle-end/39127
24418 * gimplify.c (gimple_regimplify_operands): Always look if
24419 we need to create a temporary.
24421 2009-02-10 Richard Guenther <rguenther@suse.de>
24423 PR tree-optimization/39132
24424 * tree-loop-distribution.c (todo): New global var.
24425 (generate_memset_zero): Trigger TODO_rebuild_alias.
24426 (tree_loop_distribution): Return todo.
24428 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24431 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24432 (x86_64_reg_class_name): Removed.
24433 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24434 first one isn't X86_64_SSE_CLASS or any other ones aren't
24435 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24436 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24437 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24438 and 3 X86_64_SSEUP_CLASS.
24439 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24440 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24442 2009-02-10 Ben Elliston <bje@au.ibm.com>
24444 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24445 form instruction to update the stack back chain word, even if the
24446 user has disabled the generation of update instructions.
24447 (movdi_<mode>_update_stack): New.
24448 (movsi_update_stack): Likewise.
24449 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24450 always use an update form instruction to update the stack back
24453 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24455 PR middle-end/38953
24456 * graphite.c (if_region_set_false_region): After moving a region in
24457 the false branch of a condition, remove the empty dummy basic block.
24458 (gloog): Remove wrong fix for PR38953.
24460 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24462 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24463 generation due to implicit sign extension.
24465 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24467 PR middle-end/38981
24468 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24469 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24471 2009-02-09 Richard Guenther <rguenther@suse.de>
24473 PR middle-end/35202
24474 * convert.c (convert_to_real): Disable (float)fn((double)x)
24475 to fnf(x) conversion if errno differences may occur and
24476 -fmath-errno is set.
24478 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24480 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24481 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24482 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24484 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24487 * c-common.c (handle_alias_attribute): Disallow attribute for
24488 anything not a FUNCTION_DECL or VAR_DECL.
24490 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24493 * real.c (do_compare): Special-case compare of zero against
24494 decimal float value.
24496 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24499 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24500 as indicating flexible array members unless the field itself is
24501 being declarared as the incomplete array.
24503 2009-02-06 Jan Hubicka <jh@suse.cz>
24505 PR tree-optimization/38844
24506 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24507 is already inlined.
24509 2009-02-06 Richard Guenther <rguenther@suse.de>
24511 PR middle-end/38977
24512 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24513 fork because we may expand it as __gcov_fork.
24515 2009-02-06 Nick Clifton <nickc@redhat.com>
24517 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24519 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24521 PR tree-optimization/35659
24522 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24523 vn_phi_eq): Shortcut if hashcode does not match.
24524 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24526 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24527 and avoid iterative_hash_expr.
24528 (FOR_EACH_VALUE_ID_IN_SET): New.
24529 (value_id_compare): Remove.
24530 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24531 sort expressions by value id.
24533 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24536 * config/sh/predicates.md (general_movsrc_operand): Don't check
24537 the subreg of system registers here.
24539 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24542 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24543 on the copied decl.
24545 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24547 PR rtl-optimization/39110
24548 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24549 addresses, not aligned ones.
24551 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24552 Richard Guenther <rguenther@suse.de>
24554 PR tree-optimization/39100
24555 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24556 comment says and add edges.
24558 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24561 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24562 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24564 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24566 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24567 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24568 register_bb_in_sese, new_sese, free_sese): Moved.
24569 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24570 outermost_loop_in_scop, build_scop_iteration_domain,
24571 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24572 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24573 Use loop_in_sese_p instead of loop_in_scop_p.
24574 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24575 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24576 (scopdet_basic_block_info): Fix bug in scop detection.
24577 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24578 eq_loop_to_cloog_loop): Remove.
24579 (nb_loops_around_loop_in_scop, nb_loop
24580 ref_nb_loops): Moved here...
24581 * graphite.h (ref_nb_loops): ... from here.
24582 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24583 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24584 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24585 * testsuite/gcc.dg/graphite/scop-19.c: New
24587 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24588 Hans-Peter Nilsson <hp@axis.com>
24590 PR rtl-optimization/37889
24591 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24592 Move offset handling from PLUS to before the switch. Use new
24593 arguments when considering SYMBOL_REFs too.
24594 (rtx_addr_can_trap_p): Pass dummy offset and size.
24595 (enum may_trap_p_flags): Remove.
24596 (may_trap_p_1): Pass size from MEM_SIZE.
24598 PR rtl-optimization/38921
24599 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24600 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24601 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24602 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24604 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24606 AVX Programming Reference (January, 2009)
24607 * config/i386/sse.md (*vpclmulqdq): New.
24609 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24611 PR tree-optimization/38977
24612 PR gcov-profile/38292
24613 * calls.c (special_function_p): Disregard __builtin_ prefix.
24615 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24617 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24618 non-indexable addresses even before reload.
24620 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24623 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24624 as having variable size. Do not give an error for unnamed
24625 parameters with [*] declarators. Give a warning for type names
24626 with [*] declarators and mark them as variable size.
24627 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24628 for sizeof applied to [*] type names.
24630 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24633 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24635 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24637 * gcc.c (process_command): Update copyright notice dates.
24638 * gcov.c (print_version): Likewise.
24639 * gcov-dump.c (print_version): Likewise.
24640 * mips-tfile.c (main): Likewise.
24641 * mips-tdump.c (main): Likewise.
24643 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24646 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24647 for composite type involving a zero-length array type.
24649 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24652 * function.c (match_asm_constraints_1): Skip over
24653 initial optional % in the constraint.
24655 PR inline-asm/39059
24656 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24657 supported, don't accept FIXED_CSTs.
24658 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24659 and _Sat is used without _Fract/_Accum. Set specs->type to
24660 integer_type_node for cts_fract/cts_accum if fixed point is not
24663 2009-02-02 Catherine Moore <clm@codesourcery.com>
24665 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24667 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24669 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24670 (ABI_HAS_64BIT_SYMBOLS): Use it.
24671 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24673 2009-02-02 Paul Brook <paul@codesourcery.com>
24675 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24677 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24679 PR inline-asm/39058
24680 * recog.h (asm_operand_ok): Add constraints argument.
24681 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24682 recurse on matching constraint.
24683 (check_asm_operands): Pass constraints as 3rd argument to
24684 asm_operand_ok. Don't look up matching constraint here.
24685 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24688 2009-02-02 Ben Elliston <bje@au.ibm.com>
24690 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24691 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24693 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24695 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24696 information. Remove some obsolete information. Reorganize.
24698 * config/pa/fptr.c: Revert license to GPL 2.
24699 * config/pa/milli64.S: Likewise.
24701 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24704 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24705 LIBRARY name in, instead of hard-coding it.
24706 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24707 extra target make frag to tmake_files according to EH model.
24708 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24709 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24710 frags that define makefile variable EH_MODEL appropriately.
24711 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24712 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24713 to "-sjlj" according to type of EH configured.
24714 (LIBGCC_SONAME): Concatenate it to shared library base name.
24715 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24716 to "_sjlj" according to type of EH configured.
24717 (LIBGCC_SONAME): Concatenate it to shared library base name.
24718 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24719 (SHLIB_LINK): Add missing semicolon to if-else construct.
24720 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24721 string value of "pe_dll" command-line option.
24722 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24723 (SHLIB_SONAME): Use it when overriding t-cygming default.
24724 (SHLIB_IMPLIB): Override t-cygming default.
24725 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24726 string value of "pe_dll" command-line option.
24728 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24731 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24732 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24734 2009-01-31 Richard Guenther <rguenther@suse.de>
24736 PR tree-optimization/38937
24737 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24738 computing the transitive closure.
24740 2009-01-30 Richard Guenther <rguenther@suse.de>
24742 PR tree-optimization/39041
24743 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24744 Propagate variable indices only if the types match for this stmt.
24746 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24749 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24750 inline but never defined.
24752 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24754 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24755 (*insv_h_di_reg_extimm): New insn.
24756 (*insv_l<mode>_reg_extimm): New insn.
24758 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24760 * config/picochip/picochip.c (flag_conserve_stack): set
24761 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24762 fconserve-stack. Reduce call-overhead used by inliner.
24764 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24767 * common.opt (flag_conserve_stack): Initialised to zero.
24769 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24772 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24773 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24776 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24778 * ira-color.c (allocno_reload_assign): Update comments.
24779 * regmove.c (regmove_optimize): Likewise.
24783 2009-01-29 Robert Millan <rmh@aybabtu.com>
24785 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24786 * config/i386/kopensolaris-gnu.h: New file. Undefine
24787 `MD_UNWIND_SUPPORT'.
24788 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24790 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24792 PR tree-optimization/39007
24793 * tree-loop-distribution.c (generate_builtin): Use
24794 recompute_dominator to compute the immediate dominator of the
24795 basic block just after the loop.
24797 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24799 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24800 (ASM_OUTPUT_DWARF_PCREL): Define.
24802 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24804 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24805 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24806 global. Modify entries about regmove and IRA.
24808 * ra-conflict.c: Remove the file.
24810 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24812 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24813 (pass_regclass_init): Rename to pass_reginfo_init.
24815 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24817 * toplev.h (flag_ira): Remove.
24819 * caller-save.c (setup_save_areas): Remove flag_ira.
24821 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24823 * global.c: Remove the file.
24825 * opts.c (decode_options): Remove flag_ira.
24827 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24829 * regmove.c: Modify file description.
24830 (find_use_as_address, try_auto_increment): Define them only if
24831 AUTO_INC_DEC is defined.
24832 (replacement_quality, replace_in_call_usage, fixup_match_1,
24833 stable_and_no_regs_but_for_p): Remove.
24834 (reg_set_in_bb): Make it static.
24835 (regmove_optimize): Remove flag_ira and code which worked for
24838 * local-alloc.c: Remove the file.
24840 * common.opt (fira): Remove.
24842 * ira.c: Include except.h.
24843 (eliminable_regset): Move from global.c.
24844 (mark_elimination): Ditto. Remove flag_ira.
24845 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24846 equiv_mem_modified, validate_equiv_mem_from_store,
24847 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24848 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24849 no_equiv, recorded_label_ref): Move from local-alloc.c.
24850 (update_equiv_regs): Ditto. Make it static.
24851 (print_insn_chain, print_insn_chains): Move it from global.c.
24852 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24853 (build_insn_chain): Ditto. Make it static.
24854 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24855 Rename to init_live_subregs.
24856 (gate_ira): Remove flag_ira.
24858 * regclass.c: Rename reginfo.c. Change file description.
24859 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24860 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24861 (init_reg_sets_1): Remove code for evaluation of
24862 reg_class_superclasses and losing_caller_save_reg_set.
24863 (init_regs): Remove init_reg_autoinc.
24864 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24865 ok_for_base_p_nonstrict): Remove.
24866 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24867 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24868 corresponding entries.
24869 (dump_regclass, record_operand_costs, scan_one_insn,
24870 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24871 record_address_regs, auto_inc_dec_reg_p): Remove.
24872 (gt-regclass.h): Rename to gt-reginfo.h.
24874 * rtl.h (dump_global_regs, retry_global_alloc,
24875 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24877 * Makefile.in (RA_H): Remove.
24878 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24879 Rename regclass.o to reginfo.o.
24880 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24882 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24883 (GTFILES): Rename regclass.c to reginfo.c.
24885 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24886 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24888 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24889 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24891 (finish_spills): Ditto. Remove code for !flag_ira.
24893 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24895 PR middle-end/35854
24896 * doc/invoke.texi (rtl debug options): Complete rewrite.
24897 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24899 * mode-switching.c (pass_mode_switching): Rename pass from
24900 "mode-sw" to "mode_sw".
24901 * except.c (pass_convert_to_eh_ranges): Rename pass from
24902 "eh-ranges" to "eh_ranges".
24903 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24907 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24908 Alexander Monakov <amonakov@ispras.ru>
24910 PR middle-end/38857
24911 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24913 (move_exprs_to_boundary): Change return type and pass through
24914 should_move from move_op. Relax assert. Update usage ...
24915 (schedule_expr_on_boundary): ... here. Use should_move instead of
24917 (move_op_orig_expr_found): Indicate that insn was disconnected from
24919 (code_motion_process_successors): Do not call after_merge_succs
24920 callback if original expression was not found when traversing any of
24922 (code_motion_path_driver): Change return type. Update prototype.
24923 (move_op): Update comment. Add a new parameter (should_move). Update
24924 prototype. Set *should_move based on indication provided by
24925 move_op_orig_expr_found.
24927 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24929 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24930 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24931 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24932 * config/rs6000/rs6000.c (rs6000_override_options): Default
24933 avoid-indexed-addresses on for Power6, off for everything else.
24934 (avoiding_indexed_address_p): New function.
24935 (rs6000_legitimize_address): Use it.
24936 (rs6000_legitimate_address): Likewise.
24937 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24939 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24941 PR tree-optimization/38997
24942 * tree-loop-distribution.c (generate_memset_zero): Use
24943 POINTER_PLUS_EXPR for a pointer addition.
24945 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24947 * config/s390/s390.md (bswap<mode>2): New pattern added.
24949 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24951 * config/s390/s390.md (*tls_load_31): Added type attribute.
24953 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24955 * config/s390/s390.md: Fix a few comments.
24957 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24959 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24960 (*tm<mode>_full): Fixed z10prop attribute.
24961 (*tst<mode>_extimm): Fixed z10prop attribute.
24962 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24963 (*tstqiCCT_cconly): Fixed z10prop attribute.
24964 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24965 (*movsi_larl): Fixed z10prop attribute.
24966 (*movsi_zarch): Fixed z10prop attribute.
24967 (*movsi_eas): Fixed z10prop attribute.
24968 (*movhi): Fixed z10prop attribute.
24969 (*movqi): Fixed z10prop attribute.
24970 (*movstrictqi): Fixed z10prop attribute.
24971 (*mov<mode>): Fixed z10prop attribute.
24972 (*movcc): Fixed z10prop attribute.
24973 (*sethighpartdi_64): Fixed z10prop attribute.
24974 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24975 (*negdi2_sign_cc): Fixed z10prop attribute.
24976 (*negdi2_sign): Fixed z10prop attribute.
24977 (*absdi2_sign_cc): Fixed z10prop attribute.
24978 (*absdi2_sign): Fixed z10prop attribute.
24979 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24980 (*negabsdi2_sign): Fixed z10prop attribute.
24981 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24982 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24983 (doloop_si64): Fixed z10prop attribute.
24984 (doloop_si31): Fixed z10prop attribute.
24985 (doloop_long): Fixed z10prop attribute.
24986 (indirect_jump): Fixed z10prop attribute.
24987 (nop): Fixed z10prop attribute.
24988 (main_base_64): Fixed z10prop attribute.
24989 (reload_base_64): Fixed z10prop attribute.
24991 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24993 PR rtl-optimization/38740
24994 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24996 * config/mips/mips.c (mips_reorg): Likewise.
24998 2009-01-28 Richard Guenther <rguenther@suse.de>
25000 PR tree-optimization/38926
25001 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25002 with the correct value id to a value.
25003 (do_regular_insertion): Use the value number of edoubleprime
25004 for the value number of the expr.
25007 2008-08-21 Richard Guenther <rguenther@suse.de>
25009 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25010 a PHI ask VN if it is already available.
25011 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25012 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25014 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25016 PR middle-end/38934
25017 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25018 set to varying whenever max has TREE_OVERFLOW set, similarly
25019 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25021 2009-01-28 Richard Guenther <rguenther@suse.de>
25023 PR middle-end/38908
25024 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25025 uninitialized aggregate uses in call arguments.
25027 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25029 PR tree-optimization/38984
25030 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25031 the nothing_id variable if -fno-delete-null-pointer-checks.
25033 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25036 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25037 (set_got_offset_rex64): Ditto.
25039 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25042 * doc/extend.texi: Improve local variable with asm reg.
25044 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25046 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25047 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25048 was not supplied then set warn_packed_bitfield_compat to the
25049 default value of 1.
25050 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25053 2009-01-27 Richard Guenther <rguenther@suse.de>
25055 PR tree-optimization/38503
25056 * cfgexpand.c (expand_gimple_basic_block): Ignore
25057 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25058 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25059 variables that cannot have TBAA applied.
25060 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25063 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25065 PR middle-end/38969
25066 * calls.c (initialize_argument_information): Do not wrap complex
25067 arguments in SAVE_EXPR.
25069 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25071 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25072 (INSTALL_LIBGCC): Revert typo commit.
25074 2009-01-26 Richard Guenther <rguenther@suse.de>
25076 PR tree-optimization/38745
25077 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25078 from special handling.
25080 2009-01-26 Richard Guenther <rguenther@suse.de>
25082 PR tree-optimization/38745
25083 * tree-ssa.c (execute_update_addresses_taken): Do not include
25084 variables that cannot possibly be a register in not_reg_needs.
25085 Do not clear TREE_ADDRESSABLE on vars that may not become
25087 * tree-ssa.c (update_alias_info_1): Include those in the set
25088 of addressable vars.
25090 2009-01-26 Richard Guenther <rguenther@suse.de>
25092 PR middle-end/38851
25093 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25094 * tree-ssa-dse.c: Include langhooks.h
25095 (execute_simple_dse): Remove stores with zero size.
25097 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25100 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25103 2009-01-24 Julian Brown <julian@codesourcery.com>
25105 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25106 config/arm/linux-atomic.c.
25107 * config/arm/linux-atomic.c: New.
25109 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25111 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25112 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25113 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25115 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25118 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25121 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25123 PR tree-optimization/38953
25124 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25125 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25126 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25127 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25130 2009-01-24 Paul Brook <paul@codesourcery.com>
25132 * config/arm/neon.md (neon_type): Move to arm.md.
25133 (neon_mov<VSTRUCT>): Add neon_type attribute.
25134 * config/arm/arm.md (neon_type): Move to here.
25135 (conds): Add "unconditioal" and use as default for NEON insns.
25137 2009-01-24 Ben Elliston <bje@au.ibm.com>
25139 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25140 void *' warning from -Wc++-compat.
25141 * Makefile.in (dominance.o-warn): Remove.
25143 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25145 PR tree-optimization/38932
25146 * fold-const.c (fold_unary_ignore_overflow): New.
25147 * tree.h (fold_unary_ignore_overflow): Declare.
25148 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25149 * tree-ssa-sccvn.c (visit_reference_op_load,
25150 simplify_unary_expression): Likewise.
25152 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25154 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25155 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25156 regardless of their type.
25157 * c-common.c (handle_packed_attribute): Don't ignore packed on
25159 * c.opt (Wpacked-bitfield-compat): New warning option.
25160 * stor-layout.c (place_field): Warn if offset of a field changed.
25161 * doc/extend.texi (packed): Mention the ABI change.
25162 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25163 (Warning Options): Add it to the list.
25165 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25167 * c-opts.c (c_common_post_options): Fix a typo in comments.
25169 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25171 PR middle-end/38615
25172 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25173 variables to static.
25174 * doc/invoke.texi (-fmerge-all-constants): Update description.
25176 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25179 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25180 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25182 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25184 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25186 (LOCAL_ALIGNMENT): Similarly.
25188 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25189 Joseph Myers <joseph@codesourcery.com>
25191 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25192 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25193 * config/arm/arm-tune.md: Regenerate.
25194 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25197 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25199 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25200 version number to five.
25202 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25205 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25206 * c-common.c (set_underlying_type): Likewise.
25207 (is_typedef_decl ): Likewise
25209 (set_underlying_type): Likewise.
25210 (is_typedef_type): Likewise.
25212 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25214 PR middle-end/38587
25215 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25218 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25221 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25222 (LIBGCC_SPEC): Don't define.
25223 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25225 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25227 PR rtl-optimization/38879
25228 * alias.c (base_alias_check): Unaligned access via AND address can
25229 alias all surrounding object types except those with sizes equal
25230 or wider than the size of unaligned access.
25232 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25235 * c-decl.c (clone_underlying_type): Move this ...
25236 * c-common.c (set_underlying_type): ... here.
25237 Also, make sure the function properly sets TYPE_STUB_DECL() on
25238 the newly created typedef variant type.
25239 (is_typedef_decl ): New entry point.
25240 * tree.h: Added a new member member_types_needing_access_check to
25241 struct tree_decl_non_common.
25242 (set_underlying_type): New entry point.
25243 (is_typedef_type): Likewise.
25245 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25247 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25248 Check whether two instructions have memory references that
25249 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25250 are helper functions for traversing.
25251 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25252 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25253 not to draw dependency edge for instructions with non-conflicting
25256 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25259 * longlong.h: Update copyright years. Use soft-fp license notice.
25260 Sync __clz_tab declaration with glibc.
25262 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25265 * doc/extend.texi (syscall_linkage): New.
25266 (version_id): Modify.
25268 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25269 Richard Guenther <rguenther@suse.de>
25271 PR tree-optimization/38747
25272 PR tree-optimization/38748
25273 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25274 conversion if the base address is an indirect reference and the
25275 aliasing sets could cause issues.
25277 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25279 * common.opt (fgraphite, fgraphite-identity): Add comment for
25280 explaining why these options are not documented.
25282 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25284 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25285 gimple_call_lhs is NULL.
25287 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25290 * emit-rtl.c (adjust_address_1): Make sure memref is never
25293 2009-01-20 Ben Elliston <bje@au.ibm.com>
25295 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25296 const qualifier from arg parameter. Remove unnecessary cast to char *.
25297 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25298 const qualifier from arg 2.
25300 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25302 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25304 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25307 * rtl.h (reinit_regs): New prototype.
25308 * regclass.c: Include ira.h.
25309 (reinit_regs): New.
25310 * Makefile.in (regclass.o): Add ira.h.
25311 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25313 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25316 * c-common.c (handle_aligned_attribute): Use
25317 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25318 default alignment value.
25320 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25322 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25323 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25325 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25326 __BIGGEST_ALIGNMENT__.
25328 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25330 2009-01-18 Richard Guenther <rguenther@suse.de>
25332 PR tree-optimization/38819
25333 * tree-flow.h (operation_could_trap_helper_p): Declare.
25334 * tree-eh.c (operation_could_trap_helper_p): Export.
25335 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25336 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25337 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25338 are about to insert a possibly trapping instruction and fail
25341 2009-01-18 Andreas Schwab <schwab@suse.de>
25343 * doc/install.texi (Configuration): Remove obsolete paragraph
25344 about use of --with-gnu-ld with --with-gnu-as.
25346 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25348 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25349 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25350 Follow spelling conventions.
25352 2009-01-18 Ben Elliston <bje@au.ibm.com>
25354 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25355 C++ warning about implicit conversion from void * to struct
25357 (bitmap_obstack_free): Likewise for bitmap_element *.
25358 * Makefile.in (bitmap.o-warn): Remove.
25360 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25362 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25364 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25365 Tobias Grosser <tobi.grosser@amd.com>
25367 * graphite.c (graphite_trans_scop_block): Do not block single
25370 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25372 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25373 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25374 test with assertion.
25376 2009-01-16 Richard Guenther <rguenther@suse.de>
25378 PR tree-optimization/38835
25379 PR middle-end/36227
25380 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25381 and INT + PTR -> (INT)(PTR p+ INT) folding.
25382 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25384 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25387 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25388 the subreg from a lowpart subreg if it is also casting the value.
25390 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25391 Tobias Grosser <tobi.grosser@amd.com>
25393 * graphite.c (compare_prefix_loops): New.
25394 (build_scop_canonical_schedules): Rewritten.
25395 (graphite_transform_loops): Move build_scop_canonical_schedules
25396 after build_scop_iteration_domain.
25398 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25399 Tobias Grosser <tobi.grosser@amd.com>
25401 * graphite.c (add_conditions_to_domain): Add the loops to
25402 the dimension of the iteration domain. Do copy the domain
25403 only when it exists.
25404 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25405 (add_conditions_to_constraints): New.
25406 (can_generate_code_stmt, can_generate_code): Removed.
25407 (gloog): Do not call can_generate_code.
25408 (graphite_transform_loops): Call add_conditions_to_constraints
25409 after building the iteration domain.
25411 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25413 PR tree-optimization/38789
25414 * tree-ssa-threadedge.c
25415 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25416 __builtin_constant_p.
25418 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25420 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25421 examined before deleting them.
25423 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25425 * function.c (aggregate_value_p): Correctly extract the function
25426 type from CALL_EXPR_FN lookup.
25428 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25430 * config/picochip/picochip.c (picochip_override_options): Revert
25431 CFI asm flag disable commited previously.
25433 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25434 Tobias Grosser <tobi.grosser@amd.com>
25435 Jan Sjodin <jan.sjodin@amd.com>
25437 * graphite.c (scan_tree_for_params): On substractions negate
25438 all the coefficients of the term.
25439 (clast_to_gcc_expression_red): New. Handle reduction expressions
25440 of more than two operands.
25441 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25442 (get_vdef_before_scop): Handle also the case of default definitions.
25444 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25446 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25447 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25448 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25450 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25451 Joey Ye <joey.ye@intel.com>
25453 PR middle-end/37843
25454 * cfgexpand.c (expand_stack_alignment): Don't update stack
25455 boundary nor check incoming stack boundary here.
25456 (gimple_expand_cfg): Update stack boundary and check incoming
25457 stack boundary here.
25459 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25461 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25463 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25465 PR rtl-optimization/38245
25466 * calls.c (expand_call): Add stack arguments to
25467 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25468 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25469 in regs and partially in memory or BLKmode arguments.
25470 (emit_library_call_value_1): Add stack arguments to
25471 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25472 ACCUMULATE_OUTGOING_ARGS).
25473 * dce.c: Include tm_p.h.
25474 (find_call_stack_args): New function.
25475 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25477 (mark_insn): Call find_call_stack_args for CALL_Ps.
25478 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25479 forwards. Allocate and free arg_stores bitmap if needed, pass it
25480 down to deletable_insn_p, don't mark stores set in arg_stores
25481 bitmap, clear the bitmap at the beginning of each bb.
25482 * Makefile.in (dce.o): Depend on $(TM_P_H).
25484 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25487 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25488 to make sure the insn is a conditional test (bug 22599). Reformat a
25491 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25493 PR middle-end/38431
25494 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25495 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25496 (gloog): Do not call cleanup_tree_cfg.
25497 (graphite_transform_loops): Call cleanup_tree_cfg after all
25498 scops have been code generated.
25500 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25501 * doc/gty.texi (Invoking the garbage collector): Added new node
25502 and section documenting ggc_collect.
25504 2009-01-14 Richard Guenther <rguenther@suse.de>
25506 PR tree-optimization/38826
25507 PR middle-end/38477
25508 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25509 initialization notes only if we actually emitted a warning.
25510 (intra_create_variable_infos): Add constraints for a result decl
25511 that is passed by hidden reference.
25512 (build_pred_graph): Mark all related variables non-direct on
25515 2009-01-14 Nick Clifton <nickc@redhat.com>
25517 * ira-conflicts.c: Include addresses.h for the definition of
25519 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25520 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25522 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25525 * Makefile.in (ira-lives.o): Add except.h.
25527 * ira-lives.c: Include except.h.
25528 (process_bb_node_lives): Process can_throw_internal.
25530 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25532 PR rtl-optimization/38774
25533 * combine.c (simplify_set): When undoing cc_use change, don't do
25534 PUT_CODE on the newly created comparison, but instead put back the
25537 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25539 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25540 values. Remove duplicate arm8 entry.
25542 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25544 PR tree-optimization/38786
25545 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25546 the SSA_NAME case of expand_scalar_variables_expr.
25547 Set the type of an expression to the type of its assign statement.
25548 (expand_scalar_variables_expr): Also gather the scalar computation
25549 used to index the memory access. Do not pass loop_p.
25550 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25551 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25552 the gimple_stmt_iterator where it inserts new code.
25553 Do not pass loop_p.
25554 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25555 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25557 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25559 * graphite.h (debug_value): Removed.
25560 * graphite.c (debug_value): Removed.
25562 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25564 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25565 ldrd/strd with two 32-bit instructions.
25567 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25569 * config/arm/arm.c (struct processors): Pass for speed down into
25570 cost helper functions.
25571 (const_ok_for_op): Handle COMPARE and inequality nodes.
25572 (arm_rtx_costs_1): Rewrite.
25573 (arm_size_rtx_costs): Update prototype.
25574 (arm_rtx_costs): Pass speed down to helper functions.
25575 (arm_slowmul_rtx_costs): Rework cost calculations.
25576 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25577 (arm_9e_rtx_costs): Likewise.
25579 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25581 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25582 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25583 (alpha_legitimize_address): Do not split local symbols wider than
25584 UNITS_PER_WORD into HIGH/LO_SUM parts.
25586 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25589 * gcc.c (process_command): Replace call to execvp with calls
25590 to pex_one and exit.
25592 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25595 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25596 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25597 variant for devices with 3-byte PC.
25598 (__tablejump_elpm__): New.
25600 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25603 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25604 offsetof member-designator, handle it as `[0].'.
25606 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25608 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25609 function when not using named sections on targets with named sections
25610 if branch distance is less than 262132.
25612 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25614 * combine.c (combine_instructions): Recompute
25615 optimize_this_for_speed_p for each BB in the main combine loop.
25617 2009-01-12 Tomas Bily <tbily@suse.cz>
25620 * tree-loop-distribution.c (prop_phis): New function.
25621 (generate_builtin): Call prop_phis.
25622 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25624 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25626 PR tree-optimization/38807
25627 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25628 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25630 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25632 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25633 subreg of op0 to the original op0.
25635 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25637 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25639 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25642 * mips-tfile.c (parse_def): Fix parsing of def strings
25643 starting with digits.
25645 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25648 * config/arm/arm.c (arm_is_long_call_p): Don't call
25649 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25651 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25653 * regrename.c (regrename_optimize): Fix dumping.
25654 (find_oldest_value_reg): Preserve REG_POINTER.
25655 (copy_hardreg_forward_1): Likewise.
25657 2009-01-09 Diego Novillo <dnovillo@google.com>
25659 * gimple.h (struct gimple_statement_base) <uid>: Document
25660 the restrictions on its use.
25661 (gimple_uid): Tidy.
25662 (gimple_set_uid): Tidy.
25664 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25666 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25667 zero guard even if align_bytes != 0 and count is smaller than
25670 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25672 PR rtl-optimization/38495
25673 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25674 (add_range_and_copies_from_move_list): Print all added ranges.
25675 Add ranges to memory optimized destination.
25677 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25681 * config/i386/i386.c (override_options): Reject
25682 -mstringop-strategy=rep_8byte with -m32.
25683 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25684 to 1. Do count comparison against epilogue_size_needed at compile
25685 time even when count_exp was constant forced into register. For
25686 size_needed don't jump to epilogue, instead just avoid aligning
25687 and invoke the body algorithm. If need_zero_guard, add zero guard
25688 even if count is non-zero, but smaller than size_needed + number of
25689 bytes that could be stored for alignment.
25690 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25691 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25692 but smaller than size_needed + number of bytes that could be stored
25693 for alignment. Compare size_needed with epilogue_size_needed instead
25694 of desired_align - align, don't adjust size_needed, pass
25695 epilogue_size_needed to the epilogue expanders.
25698 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25700 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25702 * pa.c (last_address): Change to unsigned.
25703 (update_total_code_bytes): Change argument to unsigned. Don't
25704 check if insn addresses are set.
25705 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25706 addresses are not set.
25707 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25709 2009-01-09 Nick Clifton <nickc@redhat.com>
25711 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25712 DECL_DECLARED_INLINE_P.
25714 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25716 PR middle-end/38347
25717 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25718 GET_MODE (op0) in operand_subword_force calls.
25720 PR middle-end/38771
25721 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25722 fold_convert arg0 operands to TREE_TYPE (op0) first.
25724 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25726 * params.def (ira-max-conflict-table-size): Decrease default value
25729 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25731 PR tree-optimization/37031
25732 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25734 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25735 allocate it using gc instead of heap, use VEC_quick_push instead of
25737 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25738 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25739 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25740 allocated vector from heap allocated.
25741 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25742 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25743 vector only after perfect_loop_nest_depth call.
25745 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25746 Jan Sjodin <jan.sjodin@amd.com>
25748 PR tree-optimization/38559
25749 * graphite.c (debug_value, copy_constraint,
25750 swap_constraint_variables, scale_constraint_variable, ): New.
25751 (get_lower_bound, get_upper_bound): Removed.
25752 (graphite_trans_bb_strip_mine): Clean up this code that works
25753 only for constant number of iterations. Fully copy upper and
25754 lower bound constraints, not only the constant part of them.
25755 * graphite.h (debug_value): Declared.
25757 2009-01-08 Ira Rosen <irar@il.ibm.com>
25759 PR tree-optimization/37194
25760 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25761 Don't add the cost of cost model guard in prologue to scalar
25762 outside cost in case of known number of iterations.
25764 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25765 Alan Modra <amodra@bigpond.net.au>
25767 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25768 non-word-aligned REG+CONST addressing.
25770 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25773 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25774 free_after_compilation when outputting a thunk.
25775 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25776 Do not call free_after_compilation here.
25778 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25780 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25781 (ix86_valid_target_attribute_inner_p): Ditto.
25783 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25785 PR tree-optimization/38492
25786 PR tree-optimization/38498
25787 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25788 * tree-chrec.h (scev_is_linear_expression): Declared.
25789 * graphite.c (graphite_cannot_represent_loop_niter): New.
25790 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25791 (graphite_loop_normal_form): Use gcc_assert.
25792 (scan_tree_for_params): Use CASE_CONVERT.
25793 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25794 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25795 Use gcc_assert. Discard scops that contain unhandled cases.
25796 (build_scop_conditions): Return a boolean status for unhandled cases.
25797 (strip_mine_profitable_p): Print the loop number, not its depth.
25798 (is_interchange_valid): Pass the depth of the loop nest, don't
25799 recompute it wrongly.
25800 (graphite_trans_bb_block): Same.
25801 (graphite_trans_bb_block): Print tentative of loop blocking.
25802 (graphite_trans_scop_block): Do not print that the loop has been
25804 (graphite_transform_loops): Do not handle scops that contain condition
25807 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25809 AVX Programming Reference (December, 2008)
25810 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25811 (_mm256_stream_pd): Likewise.
25812 (_mm256_stream_ps): Likewise.
25814 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25815 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25816 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25817 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25818 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25819 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25820 (ix86_expand_special_args_builtin): Likewise.
25822 * config/i386/sse.md (AVXMODEDI): New.
25823 (avx_movnt<mode>): Likewise.
25824 (avx_movnt<mode>): Likewise.
25825 (<sse>_movnt<mode>): Remove AVX support.
25826 (sse2_movntv2di): Likewise.
25828 2009-01-07 Richard Guenther <rguenther@suse.de>
25830 PR middle-end/38751
25831 * fold-const.c (extract_muldiv): Remove obsolete comment.
25832 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25833 to PLUS_EXPR canonicalization for the canonicalization.
25835 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25837 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25838 hosted cross-compilers generating less efficient code.
25840 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25842 * function.h (rtl_data): Add a dbr_scheduled_p field.
25843 * reorg.c (dbr_schedule): Set it.
25844 (gate_handle_delay_slots): Check it.
25845 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25846 (mips_reorg): Check flag_delayed_branch instead of
25847 mips_base_delayed_branch.
25848 (mips_override_options): Don't set mips_base_delayed_branch
25849 or flag_delayed_branch.
25851 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25853 PR rtl-optimization/38426.
25854 * ira.c (ira): Set current_function_is_leaf earlier.
25856 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25858 PR rtl-optimization/38722
25859 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25860 too early, only set a flag and modify after last possible
25863 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25866 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25867 * real.c (decimal_single_format): Correct values of emin and emax.
25868 (decimal_double_format): Ditto.
25869 (decimal_quad_format): Ditto.
25870 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25871 computation of DECnn_MIN and DECnn_MAX for corrected values of
25872 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25873 __DECnn_MIN__, and adjust its computation for the corrected value
25876 2009-01-06 Jan Hubicka <jh@suse.cz>
25879 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25881 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25883 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25884 Add Robert Clark to the list of testers.
25886 2009-01-06 Jan Hubicka <jh@suse.cz>
25887 Kai Tietz <kai.tietz@onevision.com>
25889 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25890 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25892 2009-01-06 Jan Hubicka <jh@suse.cz>
25893 Kai Tietz <kai.tietz@onevision.com>
25895 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25897 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25898 (ix86_nsaved_regs): Count only general purpose regs.
25899 (ix86_nsaved_sseregs): New.
25900 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25901 to 16 for w64; compute padding and size of sse reg save area.
25902 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25903 general purpose regs.
25904 (ix86_emit_save_sse_regs_using_mov): New.
25905 (ix86_expand_prologue): Save SSE regs if needed.
25906 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25907 (ix86_emit_restore_sse_regs_using_mov): New.
25908 (ix86_expand_epilogue): Save SSE regs if needed.
25910 2009-01-06 Jan Hubicka <jh@suse.cz>
25911 Kai Tietz <kai.tietz@onevision.com>
25913 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25914 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25915 functions when accumulate outgoing args is off.
25917 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25920 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25921 before using pseudos_have_intersected_live_ranges_p.
25923 * ira-int.h (ira_assert): Always define.
25925 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25927 AVX Programming Reference (December, 2008)
25928 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25929 (_mm256_permute2_pd): Likewise.
25930 (_mm_permute2_ps): Likewise.
25931 (_mm256_permute2_ps): Likewise.
25932 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25933 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25935 * config/i386/i386.c (ix86_builtins): Remove
25936 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25937 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25938 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25939 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25940 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25941 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25942 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25943 __builtin_ia32_vpermil2ps256.
25944 (ix86_init_mmx_sse_builtins): Updated.
25945 (ix86_expand_args_builtin): Likewise.
25947 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25949 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25950 long absolute calls when generating PA 2.0 code.
25952 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25954 PR rtl-optimization/38583
25955 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25957 * params.def (ira-max-conflict-table-size): New.
25959 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25961 * ira.h (ira_conflicts_p): New external definition.
25963 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25964 table. Report this. Return result of building.
25965 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25966 building conflict table.
25968 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25969 (ira_color): Use ira_conflicts_p.
25971 * global.c: Include ira.h.
25972 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25975 * Makefile.in (global.o): Add ira.h.
25977 * ira-build.c (mark_all_loops_for_removal,
25978 propagate_some_info_from_allocno): New.
25979 (remove_unnecessary_allocnos): Call
25980 propagate_some_info_from_allocno.
25981 (remove_low_level_allocnos): New.
25982 (remove_unnecessary_regions): Add parameter. Call
25983 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25984 parameter to remove_unnecessary_regions.
25985 (ira_build): Remove all regions but root if the conflict table was
25986 not built. Update conflict hard regs for allocnos crossing calls.
25988 * ira.c (ira_conflicts_p): New global.
25989 (ira): Define and use ira_conflicts_p.
25991 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25992 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25993 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25995 2009-01-06 Ben Elliston <bje@au.ibm.com>
25997 * gengtype-lex.l (YY_NO_INPUT): Define.
25999 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26002 * c-common.c (handle_vector_size_attribute): Also reject
26003 BOOLEAN_TYPE types.
26005 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26007 PR tree-optimization/38492
26008 * graphite.c (rename_map_elt, debug_rename_elt,
26009 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26010 rename_map_elt_info, eq_rename_map_elts,
26011 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26012 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26013 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26014 (sese_build_livein_liveouts): New.
26015 (new_sese, free_sese): New.
26016 (new_scop): Call new_sese.
26017 (free_scop): Call free_sese.
26018 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26019 (register_old_new_names): Renamed register_old_and_new_names.
26020 (register_scop_liveout_renames, add_loop_exit_phis,
26021 insert_loop_close_phis, struct igp,
26022 default_liveout_before_guard, add_guard_exit_phis,
26023 insert_guard_phis, copy_renames): New.
26024 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26025 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26026 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26027 (scop_adjust_phis_for_liveouts): New.
26028 (gloog): Call scop_adjust_phis_for_liveouts.
26030 * graphite.h (struct sese): Documented. Added fields liveout,
26031 num_ver and livein.
26032 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26033 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26034 (struct scop): Added field liveout_renames.
26035 (SCOP_LIVEOUT_RENAMES): New.
26037 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26039 PR tree-optimization/38510
26040 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26041 (translate_clast): Call recompute_all_dominators before
26043 (gloog): Call recompute_all_dominators before graphite_verify.
26045 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26046 Jan Sjodin <jan.sjodin@amd.com>
26048 PR tree-optimization/38500
26049 * graphite.c (create_sese_edges): Call fix_loop_structure after
26052 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26054 * config.gcc: Add m32r*-*-rtems*.
26055 * config/m32r/rtems.h: New file.
26057 2009-01-05 Ben Elliston <bje@au.ibm.com>
26059 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26060 (.po.pox): Likewise.
26061 (po/gcc.pot): Likewise.
26063 2009-01-04 David S. Miller <davem@davemloft.net>
26065 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26066 (STARTING_FRAME_OFFSET): Always set to zero.
26068 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26070 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26071 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26072 fixed-point types, and vectors of the same.
26074 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26076 * config/mips/sync.md (*mb_barrier): Rename to...
26077 (*memory_barrier): ...this.
26079 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26081 * doc/extend.texi (Function Attributes): Move @cindex after @item
26082 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26083 and put in alphabetical order. Fix 'target' name and put in order.
26084 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26087 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26089 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26090 (memory_barrier): Expand as unspec instead of unspec_volatile.
26091 Remove mem:BLK from insn operands. Use Pmode scratch register.
26092 (*memory_barrier): Define as unspec instead of unspec_volatile.
26093 Use (match_dup 0) as input operand.
26095 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26096 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26097 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26098 scratch register. Remove operand 1.
26099 (*stbar): Define as unspec instead of unspec_volatile.
26100 Use (match_dup 0) as input operand, remove (const_int 8).
26101 (*membar): Define as unspec instead of unspec_volatile.
26102 Use (match_dup 0) as input operand, remove input operand 2.
26104 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26105 (memory_barrier): Expand as unspec instead of unspec_volatile.
26106 Remove mem:BLK from insn operands. Use Pmode scratch register.
26107 (*memory_barrier): Define as unspec instead of unspec_volatile.
26108 Use (match_dup 0) as input operand.
26110 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26111 Remove mem:BLK from insn operands. Use Pmode scratch register.
26112 Set volatile flag on operand 0.
26113 (*memory_barrier): New insn pattern.
26115 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26117 (*memory_barrier): Use (match_dup 0) as input operand.
26119 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26120 Remove mem:BLK from insn operands. Use Pmode scratch register.
26121 Set volatile flag on operand 0.
26122 (*mb_internal): New insn pattern.
26124 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26126 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26128 PR middle-end/38586
26129 * function.c (struct temp_slot): Move to the section of the file
26130 that deals with temp slots. Remove field 'address'.
26131 (temp_slot_address_table): New hash table of address -> temp slot.
26132 (struct temp_slot_address_entry): New struct, items for the table.
26133 (temp_slot_address_compute_hash, temp_slot_address_hash,
26134 temp_slot_address_eq, insert_temp_slot_address): Support functions
26136 (find_temp_slot_from_address): Rewrite to use the new hash table.
26137 (remove_unused_temp_slot_addresses): Remove addresses of temp
26138 slots that have been made available.
26139 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26140 worker function for remove_unused_temp_slot_addresses.
26141 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26142 Add the temp slot address to the address -> temp slot map.
26143 (update_temp_slot_address): Update via insert_temp_slot_address.
26144 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26145 (pop_temp_slots): Likewise.
26146 (init_temp_slots): Allocate the address -> temp slot map, or empty
26147 the map if it is already allocated.
26148 (prepare_function_start): Initialize temp slot processing.
26150 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26152 PR middle-end/38584
26153 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26154 Calculate the size of all stack vars assuming no packing of stack
26155 vars will happen, replacing a quadratic algorithm with a linear one.
26157 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26160 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26163 2009-01-03 Diego Novillo <dnovillo@google.com>
26165 * doc/contrib.texi: Update contributions.
26167 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26170 * builtins.c (fold_builtin_memory_op): Give up if either operand
26171 is volatile. Set srctype or desttype to non-qualified version
26175 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26176 and FUNCTION_DECLs.
26178 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26180 PR rtl-optimization/35805
26181 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26182 problem if fast dce is able to remove any instructions.
26183 * dce.c (dce_process_block): Fix dump message.
26185 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26188 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26190 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26192 PR middle-end/38690
26193 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26194 * tree-pretty-print.c (op_code_prio): New function.
26195 (op_prio): No longer static. Use op_code_prio.
26196 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26197 Use op_prio and op_code_prio to determine if () should be
26198 printed around operand(s) or not.
26200 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26201 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26202 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26203 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26204 pp_character instead of pp_string for single letter printing.
26206 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26208 * doc/extend.texi: Fix '#pragma GCC option' typo.
26210 2009-01-02 Richard Guenther <rguenther@suse.de>
26212 * doc/install.texi (--enable-checking): Mention different
26213 default for stage1.
26214 (--enable-stage1-checking): Document.
26216 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26218 PR middle-end/30142
26219 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26220 case to be an error.
26222 2009-01-02 Ben Elliston <bje@au.ibm.com>
26224 * config/fp-bit.h (pack_d): Constify argument.
26225 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26226 (isnan): Constify argument.
26228 (iszero): Likewise.
26229 (pack_d): Likewise.
26230 (_fpadd_parts): Constify return type.
26231 (_fpmul_parts): Likewise.
26232 (_fpdiv_parts): Likewise.
26234 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26237 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26238 warn about overwriting initializer with side-effects or
26239 -Woverride-init if !IMPLICIT.
26240 (output_init_element): Likewise. Pass IMPLICIT down to
26242 (process_init_element): Add IMPLICIT argument. Pass it down
26243 to output_init_element.
26244 (push_init_element, pop_init_level, set_designator): Adjust
26245 process_init_element callers.
26246 (set_nonincremental_init, set_nonincremental_init_from_string):
26247 Adjust add_pending_init callers.
26248 (output_pending_init_elements): Adjust output_init_element callers.
26249 * c-tree.h (process_init_element): Adjust prototype.
26250 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26251 process_init_element callers.
26254 Copyright (C) 2009 Free Software Foundation, Inc.
26256 Copying and distribution of this file, with or without modification,
26257 are permitted in any medium without royalty provided the copyright
26258 notice and this notice are preserved.